/* * tg3.c: Broadcom Tigon3 ethernet driver. * * Copyright (C) 2001, 2002, 2003, 2004 David S. Miller (davem@redhat.com) * Copyright (C) 2001, 2002, 2003 Jeff Garzik (jgarzik@pobox.com) * Copyright (C) 2004 Sun Microsystems Inc. * Copyright (C) 2005 Broadcom Corporation. * * Firmware is: * Derived from proprietary unpublished source code, * Copyright (C) 2000-2003 Broadcom Corporation. * * Permission is hereby granted for the distribution of this firmware * data in hexadecimal or equivalent format, provided this copyright * notice is accompanying it. */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #ifdef CONFIG_SPARC64 #include #include #include #endif #if defined(CONFIG_VLAN_8021Q) || defined(CONFIG_VLAN_8021Q_MODULE) #define TG3_VLAN_TAG_USED 1 #else #define TG3_VLAN_TAG_USED 0 #endif #ifdef NETIF_F_TSO #define TG3_TSO_SUPPORT 1 #else #define TG3_TSO_SUPPORT 0 #endif #include "tg3.h" #define DRV_MODULE_NAME "tg3" #define PFX DRV_MODULE_NAME ": " #define DRV_MODULE_VERSION "3.64" #define DRV_MODULE_RELDATE "July 31, 2006" #define TG3_DEF_MAC_MODE 0 #define TG3_DEF_RX_MODE 0 #define TG3_DEF_TX_MODE 0 #define TG3_DEF_MSG_ENABLE \ (NETIF_MSG_DRV | \ NETIF_MSG_PROBE | \ NETIF_MSG_LINK | \ NETIF_MSG_TIMER | \ NETIF_MSG_IFDOWN | \ NETIF_MSG_IFUP | \ NETIF_MSG_RX_ERR | \ NETIF_MSG_TX_ERR) /* length of time before we decide the hardware is borked, * and dev->tx_timeout() should be called to fix the problem */ #define TG3_TX_TIMEOUT (5 * HZ) /* hardware minimum and maximum for a single frame's data payload */ #define TG3_MIN_MTU 60 #define TG3_MAX_MTU(tp) \ ((tp->tg3_flags2 & TG3_FLG2_JUMBO_CAPABLE) ? 9000 : 1500) /* These numbers seem to be hard coded in the NIC firmware somehow. * You can't change the ring sizes, but you can change where you place * them in the NIC onboard memory. */ #define TG3_RX_RING_SIZE 512 #define TG3_DEF_RX_RING_PENDING 200 #define TG3_RX_JUMBO_RING_SIZE 256 #define TG3_DEF_RX_JUMBO_RING_PENDING 100 /* Do not place this n-ring entries value into the tp struct itself, * we really want to expose these constants to GCC so that modulo et * al. operations are done with shifts and masks instead of with * hw multiply/modulo instructions. Another solution would be to * replace things like '% foo' with '& (foo - 1)'. */ #define TG3_RX_RCB_RING_SIZE(tp) \ ((tp->tg3_flags2 & TG3_FLG2_5705_PLUS) ? 512 : 1024) #define TG3_TX_RING_SIZE 512 #define TG3_DEF_TX_RING_PENDING (TG3_TX_RING_SIZE - 1) #define TG3_RX_RING_BYTES (sizeof(struct tg3_rx_buffer_desc) * \ TG3_RX_RING_SIZE) #define TG3_RX_JUMBO_RING_BYTES (sizeof(struct tg3_rx_buffer_desc) * \ TG3_RX_JUMBO_RING_SIZE) #define TG3_RX_RCB_RING_BYTES(tp) (sizeof(struct tg3_rx_buffer_desc) * \ TG3_RX_RCB_RING_SIZE(tp)) #define TG3_TX_RING_BYTES (sizeof(struct tg3_tx_buffer_desc) * \ TG3_TX_RING_SIZE) #define TX_BUFFS_AVAIL(TP) \ ((TP)->tx_pending - \ (((TP)->tx_prod - (TP)->tx_cons) & (TG3_TX_RING_SIZE - 1))) #define NEXT_TX(N) (((N) + 1) & (TG3_TX_RING_SIZE - 1)) #define RX_PKT_BUF_SZ (1536 + tp->rx_offset + 64) #define RX_JUMBO_PKT_BUF_SZ (9046 + tp->rx_offset + 64) /* minimum number of free TX descriptors required to wake up TX process */ #define TG3_TX_WAKEUP_THRESH (TG3_TX_RING_SIZE / 4) /* number of ETHTOOL_GSTATS u64's */ #define TG3_NUM_STATS (sizeof(struct tg3_ethtool_stats)/sizeof(u64)) #define TG3_NUM_TEST 6 static char version[] __devinitdata = DRV_MODULE_NAME ".c:v" DRV_MODULE_VERSION " (" DRV_MODULE_RELDATE ")\n"; MODULE_AUTHOR("David S. Miller (davem@redhat.com) and Jeff Garzik (jgarzik@pobox.com)"); MODULE_DESCRIPTION("Broadcom Tigon3 ethernet driver"); MODULE_LICENSE("GPL"); MODULE_VERSION(DRV_MODULE_VERSION); static int tg3_debug = -1; /* -1 == use TG3_DEF_MSG_ENABLE as value */ module_param(tg3_debug, int, 0); MODULE_PARM_DESC(tg3_debug, "Tigon3 bitmapped debugging message enable value"); static struct pci_device_id tg3_pci_tbl[] = { { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5700, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL }, { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5701, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL }, { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5702, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL }, { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5703, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL }, { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5704, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL }, { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5702FE, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL }, { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5705, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL }, { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5705_2, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL }, { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5705M, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL }, { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5705M_2, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL }, { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5702X, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL }, { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5703X, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL }, { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5704S, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL }, { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5702A3, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL }, { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5703A3, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL }, { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5782, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL }, { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5788, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL }, { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5789, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL }, { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5901, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL }, { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5901_2, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL }, { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5704S_2, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL }, { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5705F, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL }, { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5720, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL }, { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5721, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL }, { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5750, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL }, { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5751, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL }, { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5750M, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL }, { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5751M, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL }, { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5751F, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL }, { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5752, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL }, { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5752M, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL }, { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5753, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL }, { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5753M, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL }, { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5753F, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL }, { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5754, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL }, { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5754M, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL }, { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5755, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL }, { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5755M, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL }, { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5786, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL }, { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5787, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL }, { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5787M, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL }, { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5714, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL }, { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5714S, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL }, { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5715, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL }, { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5715S, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL }, { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5780, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL }, { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5780S, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL }, { PCI_VENDOR_ID_BROADCOM, PCI_DEVICE_ID_TIGON3_5781, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL }, { PCI_VENDOR_ID_SYSKONNECT, PCI_DEVICE_ID_SYSKONNECT_9DXX, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL }, { PCI_VENDOR_ID_SYSKONNECT, PCI_DEVICE_ID_SYSKONNECT_9MXX, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL }, { PCI_VENDOR_ID_ALTIMA, PCI_DEVICE_ID_ALTIMA_AC1000, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL }, { PCI_VENDOR_ID_ALTIMA, PCI_DEVICE_ID_ALTIMA_AC1001, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL }, { PCI_VENDOR_ID_ALTIMA, PCI_DEVICE_ID_ALTIMA_AC1003, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL }, { PCI_VENDOR_ID_ALTIMA, PCI_DEVICE_ID_ALTIMA_AC9100, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL }, { PCI_VENDOR_ID_APPLE, PCI_DEVICE_ID_APPLE_TIGON3, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0UL }, { 0, } }; MODULE_DEVICE_TABLE(pci, tg3_pci_tbl); static struct { const char string[ETH_GSTRING_LEN]; } ethtool_stats_keys[TG3_NUM_STATS] = { { "rx_octets" }, { "rx_fragments" }, { "rx_ucast_packets" }, { "rx_mcast_packets" }, { "rx_bcast_packets" }, { "rx_fcs_errors" }, { "rx_align_errors" }, { "rx_xon_pause_rcvd" }, { "rx_xoff_pause_rcvd" }, { "rx_mac_ctrl_rcvd" }, { "rx_xoff_entered" }, { "rx_frame_too_long_errors" }, { "rx_jabbers" }, { "rx_undersize_packets" }, { "rx_in_length_errors" }, { "rx_out_length_errors" }, { "rx_64_or_less_octet_packets" }, { "rx_65_to_127_octet_packets" }, { "rx_128_to_255_octet_packets" }, { "rx_256_to_511_octet_packets" }, { "rx_512_to_1023_octet_packets" }, { "rx_1024_to_1522_octet_packets" }, { "rx_1523_to_2047_octet_packets" }, { "rx_2048_to_4095_octet_packets" }, { "rx_4096_to_8191_octet_packets" }, { "rx_8192_to_9022_octet_packets" }, { "tx_octets" }, { "tx_collisions" }, { "tx_xon_sent" }, { "tx_xoff_sent" }, { "tx_flow_control" }, { "tx_mac_errors" }, { "tx_single_collisions" }, { "tx_mult_collisions" }, { "tx_deferred" }, { "tx_excessive_collisions" }, { "tx_late_collisions" }, { "tx_collide_2times" }, { "tx_collide_3times" }, { "tx_collide_4times" }, { "tx_collide_5times" }, { "tx_collide_6times" }, { "tx_collide_7times" }, { "tx_collide_8times" }, { "tx_collide_9times" }, { "tx_collide_10times" }, { "tx_collide_11times" }, { "tx_collide_12times" }, { "tx_collide_13times" }, { "tx_collide_14times" }, { "tx_collide_15times" }, { "tx_ucast_packets" }, { "tx_mcast_packets" }, { "tx_bcast_packets" }, { "tx_carrier_sense_errors" }, { "tx_discards" }, { "tx_errors" }, { "dma_writeq_full" }, { "dma_write_prioq_full" }, { "rxbds_empty" }, { "rx_discards" }, { "rx_errors" }, { "rx_threshold_hit" }, { "dma_readq_full" }, { "dma_read_prioq_full" }, { "tx_comp_queue_full" }, { "ring_set_send_prod_index" }, { "ring_status_update" }, { "nic_irqs" }, { "nic_avoided_irqs" }, { "nic_tx_threshold_hit" } }; static struct { const char string[ETH_GSTRING_LEN]; } ethtool_test_keys[TG3_NUM_TEST] = { { "nvram test (online) " }, { "link test (online) " }, { "register test (offline)" }, { "memory test (offline)" }, { "loopback test (offline)" }, { "interrupt test (offline)" }, }; static void tg3_write32(struct tg3 *tp, u32 off, u32 val) { writel(val, tp->regs + off); } static u32 tg3_read32(struct tg3 *tp, u32 off) { return (readl(tp->regs + off)); } static void tg3_write_indirect_reg32(struct tg3 *tp, u32 off, u32 val) { unsigned long flags; spin_lock_irqsave(&tp->indirect_lock, flags); pci_write_config_dword(tp->pdev, TG3PCI_REG_BASE_ADDR, off); pci_write_config_dword(tp->pdev, TG3PCI_REG_DATA, val); spin_unlock_irqrestore(&tp->indirect_lock, flags); } static void tg3_write_flush_reg32(struct tg3 *tp, u32 off, u32 val) { writel(val, tp->regs + off); readl(tp->regs + off); } static u32 tg3_read_indirect_reg32(struct tg3 *tp, u32 off) { unsigned long flags; u32 val; spin_lock_irqsave(&tp->indirect_lock, flags); pci_write_config_dword(tp->pdev, TG3PCI_REG_BASE_ADDR, off); pci_read_config_dword(tp->pdev, TG3PCI_REG_DATA, &val); spin_unlock_irqrestore(&tp->indirect_lock, flags); return val; } static void tg3_write_indirect_mbox(struct tg3 *tp, u32 off, u32 val) { unsigned long flags; if (off == (MAILBOX_RCVRET_CON_IDX_0 + TG3_64BIT_REG_LOW)) { pci_write_config_dword(tp->pdev, TG3PCI_RCV_RET_RING_CON_IDX + TG3_64BIT_REG_LOW, val); return; } if (off == (MAILBOX_RCV_STD_PROD_IDX + TG3_64BIT_REG_LOW)) { pci_write_config_dword(tp->pdev, TG3PCI_STD_RING_PROD_IDX + TG3_64BIT_REG_LOW, val); return; } spin_lock_irqsave(&tp->indirect_lock, flags); pci_write_config_dword(tp->pdev, TG3PCI_REG_BASE_ADDR, off + 0x5600); pci_write_config_dword(tp->pdev, TG3PCI_REG_DATA, val); spin_unlock_irqrestore(&tp->indirect_lock, flags); /* In indirect mode when disabling interrupts, we also need * to clear the interrupt bit in the GRC local ctrl register. */ if ((off == (MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW)) && (val == 0x1)) { pci_write_config_dword(tp->pdev, TG3PCI_MISC_LOCAL_CTRL, tp->grc_local_ctrl|GRC_LCLCTRL_CLEARINT); } } static u32 tg3_read_indirect_mbox(struct tg3 *tp, u32 off) { unsigned long flags; u32 val; spin_lock_irqsave(&tp->indirect_lock, flags); pci_write_config_dword(tp->pdev, TG3PCI_REG_BASE_ADDR, off + 0x5600); pci_read_config_dword(tp->pdev, TG3PCI_REG_DATA, &val); spin_unlock_irqrestore(&tp->indirect_lock, flags); return val; } /* usec_wait specifies the wait time in usec when writing to certain registers * where it is unsafe to read back the register without some delay. * GRC_LOCAL_CTRL is one example if the GPIOs are toggled to switch power. * TG3PCI_CLOCK_CTRL is another example if the clock frequencies are changed. */ static void _tw32_flush(struct tg3 *tp, u32 off, u32 val, u32 usec_wait) { if ((tp->tg3_flags & TG3_FLAG_PCIX_TARGET_HWBUG) || (tp->tg3_flags2 & TG3_FLG2_ICH_WORKAROUND)) /* Non-posted methods */ tp->write32(tp, off, val); else { /* Posted method */ tg3_write32(tp, off, val); if (usec_wait) udelay(usec_wait); tp->read32(tp, off); } /* Wait again after the read for the posted method to guarantee that * the wait time is met. */ if (usec_wait) udelay(usec_wait); } static inline void tw32_mailbox_flush(struct tg3 *tp, u32 off, u32 val) { tp->write32_mbox(tp, off, val); if (!(tp->tg3_flags & TG3_FLAG_MBOX_WRITE_REORDER) && !(tp->tg3_flags2 & TG3_FLG2_ICH_WORKAROUND)) tp->read32_mbox(tp, off); } static void tg3_write32_tx_mbox(struct tg3 *tp, u32 off, u32 val) { void __iomem *mbox = tp->regs + off; writel(val, mbox); if (tp->tg3_flags & TG3_FLAG_TXD_MBOX_HWBUG) writel(val, mbox); if (tp->tg3_flags & TG3_FLAG_MBOX_WRITE_REORDER) readl(mbox); } #define tw32_mailbox(reg, val) tp->write32_mbox(tp, reg, val) #define tw32_mailbox_f(reg, val) tw32_mailbox_flush(tp, (reg), (val)) #define tw32_rx_mbox(reg, val) tp->write32_rx_mbox(tp, reg, val) #define tw32_tx_mbox(reg, val) tp->write32_tx_mbox(tp, reg, val) #define tr32_mailbox(reg) tp->read32_mbox(tp, reg) #define tw32(reg,val) tp->write32(tp, reg, val) #define tw32_f(reg,val) _tw32_flush(tp,(reg),(val), 0) #define tw32_wait_f(reg,val,us) _tw32_flush(tp,(reg),(val), (us)) #define tr32(reg) tp->read32(tp, reg) static void tg3_write_mem(struct tg3 *tp, u32 off, u32 val) { unsigned long flags; spin_lock_irqsave(&tp->indirect_lock, flags); if (tp->tg3_flags & TG3_FLAG_SRAM_USE_CONFIG) { pci_write_config_dword(tp->pdev, TG3PCI_MEM_WIN_BASE_ADDR, off); pci_write_config_dword(tp->pdev, TG3PCI_MEM_WIN_DATA, val); /* Always leave this as zero. */ pci_write_config_dword(tp->pdev, TG3PCI_MEM_WIN_BASE_ADDR, 0); } else { tw32_f(TG3PCI_MEM_WIN_BASE_ADDR, off); tw32_f(TG3PCI_MEM_WIN_DATA, val); /* Always leave this as zero. */ tw32_f(TG3PCI_MEM_WIN_BASE_ADDR, 0); } spin_unlock_irqrestore(&tp->indirect_lock, flags); } static void tg3_read_mem(struct tg3 *tp, u32 off, u32 *val) { unsigned long flags; spin_lock_irqsave(&tp->indirect_lock, flags); if (tp->tg3_flags & TG3_FLAG_SRAM_USE_CONFIG) { pci_write_config_dword(tp->pdev, TG3PCI_MEM_WIN_BASE_ADDR, off); pci_read_config_dword(tp->pdev, TG3PCI_MEM_WIN_DATA, val); /* Always leave this as zero. */ pci_write_config_dword(tp->pdev, TG3PCI_MEM_WIN_BASE_ADDR, 0); } else { tw32_f(TG3PCI_MEM_WIN_BASE_ADDR, off); *val = tr32(TG3PCI_MEM_WIN_DATA); /* Always leave this as zero. */ tw32_f(TG3PCI_MEM_WIN_BASE_ADDR, 0); } spin_unlock_irqrestore(&tp->indirect_lock, flags); } static void tg3_disable_ints(struct tg3 *tp) { tw32(TG3PCI_MISC_HOST_CTRL, (tp->misc_host_ctrl | MISC_HOST_CTRL_MASK_PCI_INT)); tw32_mailbox_f(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW, 0x00000001); } static inline void tg3_cond_int(struct tg3 *tp) { if (!(tp->tg3_flags & TG3_FLAG_TAGGED_STATUS) && (tp->hw_status->status & SD_STATUS_UPDATED)) tw32(GRC_LOCAL_CTRL, tp->grc_local_ctrl | GRC_LCLCTRL_SETINT); } static void tg3_enable_ints(struct tg3 *tp) { tp->irq_sync = 0; wmb(); tw32(TG3PCI_MISC_HOST_CTRL, (tp->misc_host_ctrl & ~MISC_HOST_CTRL_MASK_PCI_INT)); tw32_mailbox_f(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW, (tp->last_tag << 24)); if (tp->tg3_flags2 & TG3_FLG2_1SHOT_MSI) tw32_mailbox_f(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW, (tp->last_tag << 24)); tg3_cond_int(tp); } static inline unsigned int tg3_has_work(struct tg3 *tp) { struct tg3_hw_status *sblk = tp->hw_status; unsigned int work_exists = 0; /* check for phy events */ if (!(tp->tg3_flags & (TG3_FLAG_USE_LINKCHG_REG | TG3_FLAG_POLL_SERDES))) { if (sblk->status & SD_STATUS_LINK_CHG) work_exists = 1; } /* check for RX/TX work to do */ if (sblk->idx[0].tx_consumer != tp->tx_cons || sblk->idx[0].rx_producer != tp->rx_rcb_ptr) work_exists = 1; return work_exists; } /* tg3_restart_ints * similar to tg3_enable_ints, but it accurately determines whether there * is new work pending and can return without flushing the PIO write * which reenables interrupts */ static void tg3_restart_ints(struct tg3 *tp) { tw32_mailbox(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW, tp->last_tag << 24); mmiowb(); /* When doing tagged status, this work check is unnecessary. * The last_tag we write above tells the chip which piece of * work we've completed. */ if (!(tp->tg3_flags & TG3_FLAG_TAGGED_STATUS) && tg3_has_work(tp)) tw32(HOSTCC_MODE, tp->coalesce_mode | (HOSTCC_MODE_ENABLE | HOSTCC_MODE_NOW)); } static inline void tg3_netif_stop(struct tg3 *tp) { tp->dev->trans_start = jiffies; /* prevent tx timeout */ netif_poll_disable(tp->dev); netif_tx_disable(tp->dev); } static inline void tg3_netif_start(struct tg3 *tp) { netif_wake_queue(tp->dev); /* NOTE: unconditional netif_wake_queue is only appropriate * so long as all callers are assured to have free tx slots * (such as after tg3_init_hw) */ netif_poll_enable(tp->dev); tp->hw_status->status |= SD_STATUS_UPDATED; tg3_enable_ints(tp); } static void tg3_switch_clocks(struct tg3 *tp) { u32 clock_ctrl = tr32(TG3PCI_CLOCK_CTRL); u32 orig_clock_ctrl; if (tp->tg3_flags2 & TG3_FLG2_5780_CLASS) return; orig_clock_ctrl = clock_ctrl; clock_ctrl &= (CLOCK_CTRL_FORCE_CLKRUN | CLOCK_CTRL_CLKRUN_OENABLE | 0x1f); tp->pci_clock_ctrl = clock_ctrl; if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS) { if (orig_clock_ctrl & CLOCK_CTRL_625_CORE) { tw32_wait_f(TG3PCI_CLOCK_CTRL, clock_ctrl | CLOCK_CTRL_625_CORE, 40); } } else if ((orig_clock_ctrl & CLOCK_CTRL_44MHZ_CORE) != 0) { tw32_wait_f(TG3PCI_CLOCK_CTRL, clock_ctrl | (CLOCK_CTRL_44MHZ_CORE | CLOCK_CTRL_ALTCLK), 40); tw32_wait_f(TG3PCI_CLOCK_CTRL, clock_ctrl | (CLOCK_CTRL_ALTCLK), 40); } tw32_wait_f(TG3PCI_CLOCK_CTRL, clock_ctrl, 40); } #define PHY_BUSY_LOOPS 5000 static int tg3_readphy(struct tg3 *tp, int reg, u32 *val) { u32 frame_val; unsigned int loops; int ret; if ((tp->mi_mode & MAC_MI_MODE_AUTO_POLL) != 0) { tw32_f(MAC_MI_MODE, (tp->mi_mode & ~MAC_MI_MODE_AUTO_POLL)); udelay(80); } *val = 0x0; frame_val = ((PHY_ADDR << MI_COM_PHY_ADDR_SHIFT) & MI_COM_PHY_ADDR_MASK); frame_val |= ((reg << MI_COM_REG_ADDR_SHIFT) & MI_COM_REG_ADDR_MASK); frame_val |= (MI_COM_CMD_READ | MI_COM_START); tw32_f(MAC_MI_COM, frame_val); loops = PHY_BUSY_LOOPS; while (loops != 0) { udelay(10); frame_val = tr32(MAC_MI_COM); if ((frame_val & MI_COM_BUSY) == 0) { udelay(5); frame_val = tr32(MAC_MI_COM); break; } loops -= 1; } ret = -EBUSY; if (loops != 0) { *val = frame_val & MI_COM_DATA_MASK; ret = 0; } if ((tp->mi_mode & MAC_MI_MODE_AUTO_POLL) != 0) { tw32_f(MAC_MI_MODE, tp->mi_mode); udelay(80); } return ret; } static int tg3_writephy(struct tg3 *tp, int reg, u32 val) { u32 frame_val; unsigned int loops; int ret; if ((tp->mi_mode & MAC_MI_MODE_AUTO_POLL) != 0) { tw32_f(MAC_MI_MODE, (tp->mi_mode & ~MAC_MI_MODE_AUTO_POLL)); udelay(80); } frame_val = ((PHY_ADDR << MI_COM_PHY_ADDR_SHIFT) & MI_COM_PHY_ADDR_MASK); frame_val |= ((reg << MI_COM_REG_ADDR_SHIFT) & MI_COM_REG_ADDR_MASK); frame_val |= (val & MI_COM_DATA_MASK); frame_val |= (MI_COM_CMD_WRITE | MI_COM_START); tw32_f(MAC_MI_COM, frame_val); loops = PHY_BUSY_LOOPS; while (loops != 0) { udelay(10); frame_val = tr32(MAC_MI_COM); if ((frame_val & MI_COM_BUSY) == 0) { udelay(5); frame_val = tr32(MAC_MI_COM); break; } loops -= 1; } ret = -EBUSY; if (loops != 0) ret = 0; if ((tp->mi_mode & MAC_MI_MODE_AUTO_POLL) != 0) { tw32_f(MAC_MI_MODE, tp->mi_mode); udelay(80); } return ret; } static void tg3_phy_set_wirespeed(struct tg3 *tp) { u32 val; if (tp->tg3_flags2 & TG3_FLG2_NO_ETH_WIRE_SPEED) return; if (!tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x7007) && !tg3_readphy(tp, MII_TG3_AUX_CTRL, &val)) tg3_writephy(tp, MII_TG3_AUX_CTRL, (val | (1 << 15) | (1 << 4))); } static int tg3_bmcr_reset(struct tg3 *tp) { u32 phy_control; int limit, err; /* OK, reset it, and poll the BMCR_RESET bit until it * clears or we time out. */ phy_control = BMCR_RESET; err = tg3_writephy(tp, MII_BMCR, phy_control); if (err != 0) return -EBUSY; limit = 5000; while (limit--) { err = tg3_readphy(tp, MII_BMCR, &phy_control); if (err != 0) return -EBUSY; if ((phy_control & BMCR_RESET) == 0) { udelay(40); break; } udelay(10); } if (limit <= 0) return -EBUSY; return 0; } static int tg3_wait_macro_done(struct tg3 *tp) { int limit = 100; while (limit--) { u32 tmp32; if (!tg3_readphy(tp, 0x16, &tmp32)) { if ((tmp32 & 0x1000) == 0) break; } } if (limit <= 0) return -EBUSY; return 0; } static int tg3_phy_write_and_check_testpat(struct tg3 *tp, int *resetp) { static const u32 test_pat[4][6] = { { 0x00005555, 0x00000005, 0x00002aaa, 0x0000000a, 0x00003456, 0x00000003 }, { 0x00002aaa, 0x0000000a, 0x00003333, 0x00000003, 0x0000789a, 0x00000005 }, { 0x00005a5a, 0x00000005, 0x00002a6a, 0x0000000a, 0x00001bcd, 0x00000003 }, { 0x00002a5a, 0x0000000a, 0x000033c3, 0x00000003, 0x00002ef1, 0x00000005 } }; int chan; for (chan = 0; chan < 4; chan++) { int i; tg3_writephy(tp, MII_TG3_DSP_ADDRESS, (chan * 0x2000) | 0x0200); tg3_writephy(tp, 0x16, 0x0002); for (i = 0; i < 6; i++) tg3_writephy(tp, MII_TG3_DSP_RW_PORT, test_pat[chan][i]); tg3_writephy(tp, 0x16, 0x0202); if (tg3_wait_macro_done(tp)) { *resetp = 1; return -EBUSY; } tg3_writephy(tp, MII_TG3_DSP_ADDRESS, (chan * 0x2000) | 0x0200); tg3_writephy(tp, 0x16, 0x0082); if (tg3_wait_macro_done(tp)) { *resetp = 1; return -EBUSY; } tg3_writephy(tp, 0x16, 0x0802); if (tg3_wait_macro_done(tp)) { *resetp = 1; return -EBUSY; } for (i = 0; i < 6; i += 2) { u32 low, high; if (tg3_readphy(tp, MII_TG3_DSP_RW_PORT, &low) || tg3_readphy(tp, MII_TG3_DSP_RW_PORT, &high) || tg3_wait_macro_done(tp)) { *resetp = 1; return -EBUSY; } low &= 0x7fff; high &= 0x000f; if (low != test_pat[chan][i] || high != test_pat[chan][i+1]) { tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x000b); tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x4001); tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x4005); return -EBUSY; } } } return 0; } static int tg3_phy_reset_chanpat(struct tg3 *tp) { int chan; for (chan = 0; chan < 4; chan++) { int i; tg3_writephy(tp, MII_TG3_DSP_ADDRESS, (chan * 0x2000) | 0x0200); tg3_writephy(tp, 0x16, 0x0002); for (i = 0; i < 6; i++) tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x000); tg3_writephy(tp, 0x16, 0x0202); if (tg3_wait_macro_done(tp)) return -EBUSY; } return 0; } static int tg3_phy_reset_5703_4_5(struct tg3 *tp) { u32 reg32, phy9_orig; int retries, do_phy_reset, err; retries = 10; do_phy_reset = 1; do { if (do_phy_reset) { err = tg3_bmcr_reset(tp); if (err) return err; do_phy_reset = 0; } /* Disable transmitter and interrupt. */ if (tg3_readphy(tp, MII_TG3_EXT_CTRL, ®32)) continue; reg32 |= 0x3000; tg3_writephy(tp, MII_TG3_EXT_CTRL, reg32); /* Set full-duplex, 1000 mbps. */ tg3_writephy(tp, MII_BMCR, BMCR_FULLDPLX | TG3_BMCR_SPEED1000); /* Set to master mode. */ if (tg3_readphy(tp, MII_TG3_CTRL, &phy9_orig)) continue; tg3_writephy(tp, MII_TG3_CTRL, (MII_TG3_CTRL_AS_MASTER | MII_TG3_CTRL_ENABLE_AS_MASTER)); /* Enable SM_DSP_CLOCK and 6dB. */ tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0c00); /* Block the PHY control access. */ tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x8005); tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x0800); err = tg3_phy_write_and_check_testpat(tp, &do_phy_reset); if (!err) break; } while (--retries); err = tg3_phy_reset_chanpat(tp); if (err) return err; tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x8005); tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x0000); tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x8200); tg3_writephy(tp, 0x16, 0x0000); if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703 || GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704) { /* Set Extended packet length bit for jumbo frames */ tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x4400); } else { tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0400); } tg3_writephy(tp, MII_TG3_CTRL, phy9_orig); if (!tg3_readphy(tp, MII_TG3_EXT_CTRL, ®32)) { reg32 &= ~0x3000; tg3_writephy(tp, MII_TG3_EXT_CTRL, reg32); } else if (!err) err = -EBUSY; return err; } static void tg3_link_report(struct tg3 *); /* This will reset the tigon3 PHY if there is no valid * link unless the FORCE argument is non-zero. */ static int tg3_phy_reset(struct tg3 *tp) { u32 phy_status; int err; err = tg3_readphy(tp, MII_BMSR, &phy_status); err |= tg3_readphy(tp, MII_BMSR, &phy_status); if (err != 0) return -EBUSY; if (netif_running(tp->dev) && netif_carrier_ok(tp->dev)) { netif_carrier_off(tp->dev); tg3_link_report(tp); } if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703 || GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704 || GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705) { err = tg3_phy_reset_5703_4_5(tp); if (err) return err; goto out; } err = tg3_bmcr_reset(tp); if (err) return err; out: if (tp->tg3_flags2 & TG3_FLG2_PHY_ADC_BUG) { tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0c00); tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x201f); tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x2aaa); tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x000a); tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x0323); tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0400); } if (tp->tg3_flags2 & TG3_FLG2_PHY_5704_A0_BUG) { tg3_writephy(tp, 0x1c, 0x8d68); tg3_writephy(tp, 0x1c, 0x8d68); } if (tp->tg3_flags2 & TG3_FLG2_PHY_BER_BUG) { tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0c00); tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x000a); tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x310b); tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x201f); tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x9506); tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x401f); tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x14e2); tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0400); } else if (tp->tg3_flags2 & TG3_FLG2_PHY_JITTER_BUG) { tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0c00); tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x000a); tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x010b); tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0400); } /* Set Extended packet length bit (bit 14) on all chips that */ /* support jumbo frames */ if ((tp->phy_id & PHY_ID_MASK) == PHY_ID_BCM5401) { /* Cannot do read-modify-write on 5401 */ tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x4c20); } else if (tp->tg3_flags2 & TG3_FLG2_JUMBO_CAPABLE) { u32 phy_reg; /* Set bit 14 with read-modify-write to preserve other bits */ if (!tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0007) && !tg3_readphy(tp, MII_TG3_AUX_CTRL, &phy_reg)) tg3_writephy(tp, MII_TG3_AUX_CTRL, phy_reg | 0x4000); } /* Set phy register 0x10 bit 0 to high fifo elasticity to support * jumbo frames transmission. */ if (tp->tg3_flags2 & TG3_FLG2_JUMBO_CAPABLE) { u32 phy_reg; if (!tg3_readphy(tp, MII_TG3_EXT_CTRL, &phy_reg)) tg3_writephy(tp, MII_TG3_EXT_CTRL, phy_reg | MII_TG3_EXT_CTRL_FIFO_ELASTIC); } tg3_phy_set_wirespeed(tp); return 0; } static void tg3_frob_aux_power(struct tg3 *tp) { struct tg3 *tp_peer = tp; if ((tp->tg3_flags & TG3_FLAG_EEPROM_WRITE_PROT) != 0) return; if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704) || (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5714)) { struct net_device *dev_peer; dev_peer = pci_get_drvdata(tp->pdev_peer); /* remove_one() may have been run on the peer. */ if (!dev_peer) tp_peer = tp; else tp_peer = netdev_priv(dev_peer); } if ((tp->tg3_flags & TG3_FLAG_WOL_ENABLE) != 0 || (tp->tg3_flags & TG3_FLAG_ENABLE_ASF) != 0 || (tp_peer->tg3_flags & TG3_FLAG_WOL_ENABLE) != 0 || (tp_peer->tg3_flags & TG3_FLAG_ENABLE_ASF) != 0) { if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 || GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701) { tw32_wait_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl | (GRC_LCLCTRL_GPIO_OE0 | GRC_LCLCTRL_GPIO_OE1 | GRC_LCLCTRL_GPIO_OE2 | GRC_LCLCTRL_GPIO_OUTPUT0 | GRC_LCLCTRL_GPIO_OUTPUT1), 100); } else { u32 no_gpio2; u32 grc_local_ctrl = 0; if (tp_peer != tp && (tp_peer->tg3_flags & TG3_FLAG_INIT_COMPLETE) != 0) return; /* Workaround to prevent overdrawing Amps. */ if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5714) { grc_local_ctrl |= GRC_LCLCTRL_GPIO_OE3; tw32_wait_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl | grc_local_ctrl, 100); } /* On 5753 and variants, GPIO2 cannot be used. */ no_gpio2 = tp->nic_sram_data_cfg & NIC_SRAM_DATA_CFG_NO_GPIO2; grc_local_ctrl |= GRC_LCLCTRL_GPIO_OE0 | GRC_LCLCTRL_GPIO_OE1 | GRC_LCLCTRL_GPIO_OE2 | GRC_LCLCTRL_GPIO_OUTPUT1 | GRC_LCLCTRL_GPIO_OUTPUT2; if (no_gpio2) { grc_local_ctrl &= ~(GRC_LCLCTRL_GPIO_OE2 | GRC_LCLCTRL_GPIO_OUTPUT2); } tw32_wait_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl | grc_local_ctrl, 100); grc_local_ctrl |= GRC_LCLCTRL_GPIO_OUTPUT0; tw32_wait_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl | grc_local_ctrl, 100); if (!no_gpio2) { grc_local_ctrl &= ~GRC_LCLCTRL_GPIO_OUTPUT2; tw32_wait_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl | grc_local_ctrl, 100); } } } else { if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5700 && GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5701) { if (tp_peer != tp && (tp_peer->tg3_flags & TG3_FLAG_INIT_COMPLETE) != 0) return; tw32_wait_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl | (GRC_LCLCTRL_GPIO_OE1 | GRC_LCLCTRL_GPIO_OUTPUT1), 100); tw32_wait_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl | GRC_LCLCTRL_GPIO_OE1, 100); tw32_wait_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl | (GRC_LCLCTRL_GPIO_OE1 | GRC_LCLCTRL_GPIO_OUTPUT1), 100); } } } static int tg3_setup_phy(struct tg3 *, int); #define RESET_KIND_SHUTDOWN 0 #define RESET_KIND_INIT 1 #define RESET_KIND_SUSPEND 2 static void tg3_write_sig_post_reset(struct tg3 *, int); static int tg3_halt_cpu(struct tg3 *, u32); static int tg3_nvram_lock(struct tg3 *); static void tg3_nvram_unlock(struct tg3 *); static void tg3_power_down_phy(struct tg3 *tp) { /* The PHY should not be powered down on some chips because * of bugs. */ if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 || GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704 || (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5780 && (tp->tg3_flags2 & TG3_FLG2_MII_SERDES))) return; tg3_writephy(tp, MII_BMCR, BMCR_PDOWN); } static int tg3_set_power_state(struct tg3 *tp, pci_power_t state) { u32 misc_host_ctrl; u16 power_control, power_caps; int pm = tp->pm_cap; /* Make sure register accesses (indirect or otherwise) * will function correctly. */ pci_write_config_dword(tp->pdev, TG3PCI_MISC_HOST_CTRL, tp->misc_host_ctrl); pci_read_config_word(tp->pdev, pm + PCI_PM_CTRL, &power_control); power_control |= PCI_PM_CTRL_PME_STATUS; power_control &= ~(PCI_PM_CTRL_STATE_MASK); switch (state) { case PCI_D0: power_control |= 0; pci_write_config_word(tp->pdev, pm + PCI_PM_CTRL, power_control); udelay(100); /* Delay after power state change */ /* Switch out of Vaux if it is not a LOM */ if (!(tp->tg3_flags & TG3_FLAG_EEPROM_WRITE_PROT)) tw32_wait_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl, 100); return 0; case PCI_D1: power_control |= 1; break; case PCI_D2: power_control |= 2; break; case PCI_D3hot: power_control |= 3; break; default: printk(KERN_WARNING PFX "%s: Invalid power state (%d) " "requested.\n", tp->dev->name, state); return -EINVAL; }; power_control |= PCI_PM_CTRL_PME_ENABLE; misc_host_ctrl = tr32(TG3PCI_MISC_HOST_CTRL); tw32(TG3PCI_MISC_HOST_CTRL, misc_host_ctrl | MISC_HOST_CTRL_MASK_PCI_INT); if (tp->link_config.phy_is_low_power == 0) { tp->link_config.phy_is_low_power = 1; tp->link_config.orig_speed = tp->link_config.speed; tp->link_config.orig_duplex = tp->link_config.duplex; tp->link_config.orig_autoneg = tp->link_config.autoneg; } if (!(tp->tg3_flags2 & TG3_FLG2_ANY_SERDES)) { tp->link_config.speed = SPEED_10; tp->link_config.duplex = DUPLEX_HALF; tp->link_config.autoneg = AUTONEG_ENABLE; tg3_setup_phy(tp, 0); } if (!(tp->tg3_flags & TG3_FLAG_ENABLE_ASF)) { int i; u32 val; for (i = 0; i < 200; i++) { tg3_read_mem(tp, NIC_SRAM_FW_ASF_STATUS_MBOX, &val); if (val == ~NIC_SRAM_FIRMWARE_MBOX_MAGIC1) break; msleep(1); } } tg3_write_mem(tp, NIC_SRAM_WOL_MBOX, WOL_SIGNATURE | WOL_DRV_STATE_SHUTDOWN | WOL_DRV_WOL | WOL_SET_MAGIC_PKT); pci_read_config_word(tp->pdev, pm + PCI_PM_PMC, &power_caps); if (tp->tg3_flags & TG3_FLAG_WOL_ENABLE) { u32 mac_mode; if (!(tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)) { tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x5a); udelay(40); mac_mode = MAC_MODE_PORT_MODE_MII; if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5700 || !(tp->tg3_flags & TG3_FLAG_WOL_SPEED_100MB)) mac_mode |= MAC_MODE_LINK_POLARITY; } else { mac_mode = MAC_MODE_PORT_MODE_TBI; } if (!(tp->tg3_flags2 & TG3_FLG2_5750_PLUS)) tw32(MAC_LED_CTRL, tp->led_ctrl); if (((power_caps & PCI_PM_CAP_PME_D3cold) && (tp->tg3_flags & TG3_FLAG_WOL_ENABLE))) mac_mode |= MAC_MODE_MAGIC_PKT_ENABLE; tw32_f(MAC_MODE, mac_mode); udelay(100); tw32_f(MAC_RX_MODE, RX_MODE_ENABLE); udelay(10); } if (!(tp->tg3_flags & TG3_FLAG_WOL_SPEED_100MB) && (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 || GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701)) { u32 base_val; base_val = tp->pci_clock_ctrl; base_val |= (CLOCK_CTRL_RXCLK_DISABLE | CLOCK_CTRL_TXCLK_DISABLE); tw32_wait_f(TG3PCI_CLOCK_CTRL, base_val | CLOCK_CTRL_ALTCLK | CLOCK_CTRL_PWRDOWN_PLL133, 40); } else if (tp->tg3_flags2 & TG3_FLG2_5780_CLASS) { /* do nothing */ } else if (!((tp->tg3_flags2 & TG3_FLG2_5750_PLUS) && (tp->tg3_flags & TG3_FLAG_ENABLE_ASF))) { u32 newbits1, newbits2; if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 || GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701) { newbits1 = (CLOCK_CTRL_RXCLK_DISABLE | CLOCK_CTRL_TXCLK_DISABLE | CLOCK_CTRL_ALTCLK); newbits2 = newbits1 | CLOCK_CTRL_44MHZ_CORE; } else if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS) { newbits1 = CLOCK_CTRL_625_CORE; newbits2 = newbits1 | CLOCK_CTRL_ALTCLK; } else { newbits1 = CLOCK_CTRL_ALTCLK; newbits2 = newbits1 | CLOCK_CTRL_44MHZ_CORE; } tw32_wait_f(TG3PCI_CLOCK_CTRL, tp->pci_clock_ctrl | newbits1, 40); tw32_wait_f(TG3PCI_CLOCK_CTRL, tp->pci_clock_ctrl | newbits2, 40); if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) { u32 newbits3; if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 || GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701) { newbits3 = (CLOCK_CTRL_RXCLK_DISABLE | CLOCK_CTRL_TXCLK_DISABLE | CLOCK_CTRL_44MHZ_CORE); } else { newbits3 = CLOCK_CTRL_44MHZ_CORE; } tw32_wait_f(TG3PCI_CLOCK_CTRL, tp->pci_clock_ctrl | newbits3, 40); } } if (!(tp->tg3_flags & TG3_FLAG_WOL_ENABLE) && !(tp->tg3_flags & TG3_FLAG_ENABLE_ASF)) { /* Turn off the PHY */ if (!(tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)) { tg3_writephy(tp, MII_TG3_EXT_CTRL, MII_TG3_EXT_CTRL_FORCE_LED_OFF); tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x01b2); tg3_power_down_phy(tp); } } tg3_frob_aux_power(tp); /* Workaround for unstable PLL clock */ if ((GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5750_AX) || (GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5750_BX)) { u32 val = tr32(0x7d00); val &= ~((1 << 16) | (1 << 4) | (1 << 2) | (1 << 1) | 1); tw32(0x7d00, val); if (!(tp->tg3_flags & TG3_FLAG_ENABLE_ASF)) { int err; err = tg3_nvram_lock(tp); tg3_halt_cpu(tp, RX_CPU_BASE); if (!err) tg3_nvram_unlock(tp); } } tg3_write_sig_post_reset(tp, RESET_KIND_SHUTDOWN); /* Finally, set the new power state. */ pci_write_config_word(tp->pdev, pm + PCI_PM_CTRL, power_control); udelay(100); /* Delay after power state change */ return 0; } static void tg3_link_report(struct tg3 *tp) { if (!netif_carrier_ok(tp->dev)) { printk(KERN_INFO PFX "%s: Link is down.\n", tp->dev->name); } else { printk(KERN_INFO PFX "%s: Link is up at %d Mbps, %s duplex.\n", tp->dev->name, (tp->link_config.active_speed == SPEED_1000 ? 1000 : (tp->link_config.active_speed == SPEED_100 ? 100 : 10)), (tp->link_config.active_duplex == DUPLEX_FULL ? "full" : "half")); printk(KERN_INFO PFX "%s: Flow control is %s for TX and " "%s for RX.\n", tp->dev->name, (tp->tg3_flags & TG3_FLAG_TX_PAUSE) ? "on" : "off", (tp->tg3_flags & TG3_FLAG_RX_PAUSE) ? "on" : "off"); } } static void tg3_setup_flow_control(struct tg3 *tp, u32 local_adv, u32 remote_adv) { u32 new_tg3_flags = 0; u32 old_rx_mode = tp->rx_mode; u32 old_tx_mode = tp->tx_mode; if (tp->tg3_flags & TG3_FLAG_PAUSE_AUTONEG) { /* Convert 1000BaseX flow control bits to 1000BaseT * bits before resolving flow control. */ if (tp->tg3_flags2 & TG3_FLG2_MII_SERDES) { local_adv &= ~(ADVERTISE_PAUSE_CAP | ADVERTISE_PAUSE_ASYM); remote_adv &= ~(LPA_PAUSE_CAP | LPA_PAUSE_ASYM); if (local_adv & ADVERTISE_1000XPAUSE) local_adv |= ADVERTISE_PAUSE_CAP; if (local_adv & ADVERTISE_1000XPSE_ASYM) local_adv |= ADVERTISE_PAUSE_ASYM; if (remote_adv & LPA_1000XPAUSE) remote_adv |= LPA_PAUSE_CAP; if (remote_adv & LPA_1000XPAUSE_ASYM) remote_adv |= LPA_PAUSE_ASYM; } if (local_adv & ADVERTISE_PAUSE_CAP) { if (local_adv & ADVERTISE_PAUSE_ASYM) { if (remote_adv & LPA_PAUSE_CAP) new_tg3_flags |= (TG3_FLAG_RX_PAUSE | TG3_FLAG_TX_PAUSE); else if (remote_adv & LPA_PAUSE_ASYM) new_tg3_flags |= (TG3_FLAG_RX_PAUSE); } else { if (remote_adv & LPA_PAUSE_CAP) new_tg3_flags |= (TG3_FLAG_RX_PAUSE | TG3_FLAG_TX_PAUSE); } } else if (local_adv & ADVERTISE_PAUSE_ASYM) { if ((remote_adv & LPA_PAUSE_CAP) && (remote_adv & LPA_PAUSE_ASYM)) new_tg3_flags |= TG3_FLAG_TX_PAUSE; } tp->tg3_flags &= ~(TG3_FLAG_RX_PAUSE | TG3_FLAG_TX_PAUSE); tp->tg3_flags |= new_tg3_flags; } else { new_tg3_flags = tp->tg3_flags; } if (new_tg3_flags & TG3_FLAG_RX_PAUSE) tp->rx_mode |= RX_MODE_FLOW_CTRL_ENABLE; else tp->rx_mode &= ~RX_MODE_FLOW_CTRL_ENABLE; if (old_rx_mode != tp->rx_mode) { tw32_f(MAC_RX_MODE, tp->rx_mode); } if (new_tg3_flags & TG3_FLAG_TX_PAUSE) tp->tx_mode |= TX_MODE_FLOW_CTRL_ENABLE; else tp->tx_mode &= ~TX_MODE_FLOW_CTRL_ENABLE; if (old_tx_mode != tp->tx_mode) { tw32_f(MAC_TX_MODE, tp->tx_mode); } } static void tg3_aux_stat_to_speed_duplex(struct tg3 *tp, u32 val, u16 *speed, u8 *duplex) { switch (val & MII_TG3_AUX_STAT_SPDMASK) { case MII_TG3_AUX_STAT_10HALF: *speed = SPEED_10; *duplex = DUPLEX_HALF; break; case MII_TG3_AUX_STAT_10FULL: *speed = SPEED_10; *duplex = DUPLEX_FULL; break; case MII_TG3_AUX_STAT_100HALF: *speed = SPEED_100; *duplex = DUPLEX_HALF; break; case MII_TG3_AUX_STAT_100FULL: *speed = SPEED_100; *duplex = DUPLEX_FULL; break; case MII_TG3_AUX_STAT_1000HALF: *speed = SPEED_1000; *duplex = DUPLEX_HALF; break; case MII_TG3_AUX_STAT_1000FULL: *speed = SPEED_1000; *duplex = DUPLEX_FULL; break; default: *speed = SPEED_INVALID; *duplex = DUPLEX_INVALID; break; }; } static void tg3_phy_copper_begin(struct tg3 *tp) { u32 new_adv; int i; if (tp->link_config.phy_is_low_power) { /* Entering low power mode. Disable gigabit and * 100baseT advertisements. */ tg3_writephy(tp, MII_TG3_CTRL, 0); new_adv = (ADVERTISE_10HALF | ADVERTISE_10FULL | ADVERTISE_CSMA | ADVERTISE_PAUSE_CAP); if (tp->tg3_flags & TG3_FLAG_WOL_SPEED_100MB) new_adv |= (ADVERTISE_100HALF | ADVERTISE_100FULL); tg3_writephy(tp, MII_ADVERTISE, new_adv); } else if (tp->link_config.speed == SPEED_INVALID) { tp->link_config.advertising = (ADVERTISED_10baseT_Half | ADVERTISED_10baseT_Full | ADVERTISED_100baseT_Half | ADVERTISED_100baseT_Full | ADVERTISED_1000baseT_Half | ADVERTISED_1000baseT_Full | ADVERTISED_Autoneg | ADVERTISED_MII); if (tp->tg3_flags & TG3_FLAG_10_100_ONLY) tp->link_config.advertising &= ~(ADVERTISED_1000baseT_Half | ADVERTISED_1000baseT_Full); new_adv = (ADVERTISE_CSMA | ADVERTISE_PAUSE_CAP); if (tp->link_config.advertising & ADVERTISED_10baseT_Half) new_adv |= ADVERTISE_10HALF; if (tp->link_config.advertising & ADVERTISED_10baseT_Full) new_adv |= ADVERTISE_10FULL; if (tp->link_config.advertising & ADVERTISED_100baseT_Half) new_adv |= ADVERTISE_100HALF; if (tp->link_config.advertising & ADVERTISED_100baseT_Full) new_adv |= ADVERTISE_100FULL; tg3_writephy(tp, MII_ADVERTISE, new_adv); if (tp->link_config.advertising & (ADVERTISED_1000baseT_Half | ADVERTISED_1000baseT_Full)) { new_adv = 0; if (tp->link_config.advertising & ADVERTISED_1000baseT_Half) new_adv |= MII_TG3_CTRL_ADV_1000_HALF; if (tp->link_config.advertising & ADVERTISED_1000baseT_Full) new_adv |= MII_TG3_CTRL_ADV_1000_FULL; if (!(tp->tg3_flags & TG3_FLAG_10_100_ONLY) && (tp->pci_chip_rev_id == CHIPREV_ID_5701_A0 || tp->pci_chip_rev_id == CHIPREV_ID_5701_B0)) new_adv |= (MII_TG3_CTRL_AS_MASTER | MII_TG3_CTRL_ENABLE_AS_MASTER); tg3_writephy(tp, MII_TG3_CTRL, new_adv); } else { tg3_writephy(tp, MII_TG3_CTRL, 0); } } else { /* Asking for a specific link mode. */ if (tp->link_config.speed == SPEED_1000) { new_adv = ADVERTISE_CSMA | ADVERTISE_PAUSE_CAP; tg3_writephy(tp, MII_ADVERTISE, new_adv); if (tp->link_config.duplex == DUPLEX_FULL) new_adv = MII_TG3_CTRL_ADV_1000_FULL; else new_adv = MII_TG3_CTRL_ADV_1000_HALF; if (tp->pci_chip_rev_id == CHIPREV_ID_5701_A0 || tp->pci_chip_rev_id == CHIPREV_ID_5701_B0) new_adv |= (MII_TG3_CTRL_AS_MASTER | MII_TG3_CTRL_ENABLE_AS_MASTER); tg3_writephy(tp, MII_TG3_CTRL, new_adv); } else { tg3_writephy(tp, MII_TG3_CTRL, 0); new_adv = ADVERTISE_CSMA | ADVERTISE_PAUSE_CAP; if (tp->link_config.speed == SPEED_100) { if (tp->link_config.duplex == DUPLEX_FULL) new_adv |= ADVERTISE_100FULL; else new_adv |= ADVERTISE_100HALF; } else { if (tp->link_config.duplex == DUPLEX_FULL) new_adv |= ADVERTISE_10FULL; else new_adv |= ADVERTISE_10HALF; } tg3_writephy(tp, MII_ADVERTISE, new_adv); } } if (tp->link_config.autoneg == AUTONEG_DISABLE && tp->link_config.speed != SPEED_INVALID) { u32 bmcr, orig_bmcr; tp->link_config.active_speed = tp->link_config.speed; tp->link_config.active_duplex = tp->link_config.duplex; bmcr = 0; switch (tp->link_config.speed) { default: case SPEED_10: break; case SPEED_100: bmcr |= BMCR_SPEED100; break; case SPEED_1000: bmcr |= TG3_BMCR_SPEED1000; break; }; if (tp->link_config.duplex == DUPLEX_FULL) bmcr |= BMCR_FULLDPLX; if (!tg3_readphy(tp, MII_BMCR, &orig_bmcr) && (bmcr != orig_bmcr)) { tg3_writephy(tp, MII_BMCR, BMCR_LOOPBACK); for (i = 0; i < 1500; i++) { u32 tmp; udelay(10); if (tg3_readphy(tp, MII_BMSR, &tmp) || tg3_readphy(tp, MII_BMSR, &tmp)) continue; if (!(tmp & BMSR_LSTATUS)) { udelay(40); break; } } tg3_writephy(tp, MII_BMCR, bmcr); udelay(40); } } else { tg3_writephy(tp, MII_BMCR, BMCR_ANENABLE | BMCR_ANRESTART); } } static int tg3_init_5401phy_dsp(struct tg3 *tp) { int err; /* Turn off tap power management. */ /* Set Extended packet length bit */ err = tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x4c20); err |= tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x0012); err |= tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x1804); err |= tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x0013); err |= tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x1204); err |= tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x8006); err |= tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x0132); err |= tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x8006); err |= tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x0232); err |= tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x201f); err |= tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x0a20); udelay(40); return err; } static int tg3_copper_is_advertising_all(struct tg3 *tp) { u32 adv_reg, all_mask; if (tg3_readphy(tp, MII_ADVERTISE, &adv_reg)) return 0; all_mask = (ADVERTISE_10HALF | ADVERTISE_10FULL | ADVERTISE_100HALF | ADVERTISE_100FULL); if ((adv_reg & all_mask) != all_mask) return 0; if (!(tp->tg3_flags & TG3_FLAG_10_100_ONLY)) { u32 tg3_ctrl; if (tg3_readphy(tp, MII_TG3_CTRL, &tg3_ctrl)) return 0; all_mask = (MII_TG3_CTRL_ADV_1000_HALF | MII_TG3_CTRL_ADV_1000_FULL); if ((tg3_ctrl & all_mask) != all_mask) return 0; } return 1; } static int tg3_setup_copper_phy(struct tg3 *tp, int force_reset) { int current_link_up; u32 bmsr, dummy; u16 current_speed; u8 current_duplex; int i, err; tw32(MAC_EVENT, 0); tw32_f(MAC_STATUS, (MAC_STATUS_SYNC_CHANGED | MAC_STATUS_CFG_CHANGED | MAC_STATUS_MI_COMPLETION | MAC_STATUS_LNKSTATE_CHANGED)); udelay(40); tp->mi_mode = MAC_MI_MODE_BASE; tw32_f(MAC_MI_MODE, tp->mi_mode); udelay(80); tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x02); /* Some third-party PHYs need to be reset on link going * down. */ if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703 || GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704 || GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705) && netif_carrier_ok(tp->dev)) { tg3_readphy(tp, MII_BMSR, &bmsr); if (!tg3_readphy(tp, MII_BMSR, &bmsr) && !(bmsr & BMSR_LSTATUS)) force_reset = 1; } if (force_reset) tg3_phy_reset(tp); if ((tp->phy_id & PHY_ID_MASK) == PHY_ID_BCM5401) { tg3_readphy(tp, MII_BMSR, &bmsr); if (tg3_readphy(tp, MII_BMSR, &bmsr) || !(tp->tg3_flags & TG3_FLAG_INIT_COMPLETE)) bmsr = 0; if (!(bmsr & BMSR_LSTATUS)) { err = tg3_init_5401phy_dsp(tp); if (err) return err; tg3_readphy(tp, MII_BMSR, &bmsr); for (i = 0; i < 1000; i++) { udelay(10); if (!tg3_readphy(tp, MII_BMSR, &bmsr) && (bmsr & BMSR_LSTATUS)) { udelay(40); break; } } if ((tp->phy_id & PHY_ID_REV_MASK) == PHY_REV_BCM5401_B0 && !(bmsr & BMSR_LSTATUS) && tp->link_config.active_speed == SPEED_1000) { err = tg3_phy_reset(tp); if (!err) err = tg3_init_5401phy_dsp(tp); if (err) return err; } } } else if (tp->pci_chip_rev_id == CHIPREV_ID_5701_A0 || tp->pci_chip_rev_id == CHIPREV_ID_5701_B0) { /* 5701 {A0,B0} CRC bug workaround */ tg3_writephy(tp, 0x15, 0x0a75); tg3_writephy(tp, 0x1c, 0x8c68); tg3_writephy(tp, 0x1c, 0x8d68); tg3_writephy(tp, 0x1c, 0x8c68); } /* Clear pending interrupts... */ tg3_readphy(tp, MII_TG3_ISTAT, &dummy); tg3_readphy(tp, MII_TG3_ISTAT, &dummy); if (tp->tg3_flags & TG3_FLAG_USE_MI_INTERRUPT) tg3_writephy(tp, MII_TG3_IMASK, ~MII_TG3_INT_LINKCHG); else tg3_writephy(tp, MII_TG3_IMASK, ~0); if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 || GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701) { if (tp->led_ctrl == LED_CTRL_MODE_PHY_1) tg3_writephy(tp, MII_TG3_EXT_CTRL, MII_TG3_EXT_CTRL_LNK3_LED_MODE); else tg3_writephy(tp, MII_TG3_EXT_CTRL, 0); } current_link_up = 0; current_speed = SPEED_INVALID; current_duplex = DUPLEX_INVALID; if (tp->tg3_flags2 & TG3_FLG2_CAPACITIVE_COUPLING) { u32 val; tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x4007); tg3_readphy(tp, MII_TG3_AUX_CTRL, &val); if (!(val & (1 << 10))) { val |= (1 << 10); tg3_writephy(tp, MII_TG3_AUX_CTRL, val); goto relink; } } bmsr = 0; for (i = 0; i < 100; i++) { tg3_readphy(tp, MII_BMSR, &bmsr); if (!tg3_readphy(tp, MII_BMSR, &bmsr) && (bmsr & BMSR_LSTATUS)) break; udelay(40); } if (bmsr & BMSR_LSTATUS) { u32 aux_stat, bmcr; tg3_readphy(tp, MII_TG3_AUX_STAT, &aux_stat); for (i = 0; i < 2000; i++) { udelay(10); if (!tg3_readphy(tp, MII_TG3_AUX_STAT, &aux_stat) && aux_stat) break; } tg3_aux_stat_to_speed_duplex(tp, aux_stat, ¤t_speed, ¤t_duplex); bmcr = 0; for (i = 0; i < 200; i++) { tg3_readphy(tp, MII_BMCR, &bmcr); if (tg3_readphy(tp, MII_BMCR, &bmcr)) continue; if (bmcr && bmcr != 0x7fff) break; udelay(10); } if (tp->link_config.autoneg == AUTONEG_ENABLE) { if (bmcr & BMCR_ANENABLE) { current_link_up = 1; /* Force autoneg restart if we are exiting * low power mode. */ if (!tg3_copper_is_advertising_all(tp)) current_link_up = 0; } else { current_link_up = 0; } } else { if (!(bmcr & BMCR_ANENABLE) && tp->link_config.speed == current_speed && tp->link_config.duplex == current_duplex) { current_link_up = 1; } else { current_link_up = 0; } } tp->link_config.active_speed = current_speed; tp->link_config.active_duplex = current_duplex; } if (current_link_up == 1 && (tp->link_config.active_duplex == DUPLEX_FULL) && (tp->link_config.autoneg == AUTONEG_ENABLE)) { u32 local_adv, remote_adv; if (tg3_readphy(tp, MII_ADVERTISE, &local_adv)) local_adv = 0; local_adv &= (ADVERTISE_PAUSE_CAP | ADVERTISE_PAUSE_ASYM); if (tg3_readphy(tp, MII_LPA, &remote_adv)) remote_adv = 0; remote_adv &= (LPA_PAUSE_CAP | LPA_PAUSE_ASYM); /* If we are not advertising full pause capability, * something is wrong. Bring the link down and reconfigure. */ if (local_adv != ADVERTISE_PAUSE_CAP) { current_link_up = 0; } else { tg3_setup_flow_control(tp, local_adv, remote_adv); } } relink: if (current_link_up == 0 || tp->link_config.phy_is_low_power) { u32 tmp; tg3_phy_copper_begin(tp); tg3_readphy(tp, MII_BMSR, &tmp); if (!tg3_readphy(tp, MII_BMSR, &tmp) && (tmp & BMSR_LSTATUS)) current_link_up = 1; } tp->mac_mode &= ~MAC_MODE_PORT_MODE_MASK; if (current_link_up == 1) { if (tp->link_config.active_speed == SPEED_100 || tp->link_config.active_speed == SPEED_10) tp->mac_mode |= MAC_MODE_PORT_MODE_MII; else tp->mac_mode |= MAC_MODE_PORT_MODE_GMII; } else tp->mac_mode |= MAC_MODE_PORT_MODE_GMII; tp->mac_mode &= ~MAC_MODE_HALF_DUPLEX; if (tp->link_config.active_duplex == DUPLEX_HALF) tp->mac_mode |= MAC_MODE_HALF_DUPLEX; tp->mac_mode &= ~MAC_MODE_LINK_POLARITY; if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700) { if ((tp->led_ctrl == LED_CTRL_MODE_PHY_2) || (current_link_up == 1 && tp->link_config.active_speed == SPEED_10)) tp->mac_mode |= MAC_MODE_LINK_POLARITY; } else { if (current_link_up == 1) tp->mac_mode |= MAC_MODE_LINK_POLARITY; } /* ??? Without this setting Netgear GA302T PHY does not * ??? send/receive packets... */ if ((tp->phy_id & PHY_ID_MASK) == PHY_ID_BCM5411 && tp->pci_chip_rev_id == CHIPREV_ID_5700_ALTIMA) { tp->mi_mode |= MAC_MI_MODE_AUTO_POLL; tw32_f(MAC_MI_MODE, tp->mi_mode); udelay(80); } tw32_f(MAC_MODE, tp->mac_mode); udelay(40); if (tp->tg3_flags & TG3_FLAG_USE_LINKCHG_REG) { /* Polled via timer. */ tw32_f(MAC_EVENT, 0); } else { tw32_f(MAC_EVENT, MAC_EVENT_LNKSTATE_CHANGED); } udelay(40); if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 && current_link_up == 1 && tp->link_config.active_speed == SPEED_1000 && ((tp->tg3_flags & TG3_FLAG_PCIX_MODE) || (tp->tg3_flags & TG3_FLAG_PCI_HIGH_SPEED))) { udelay(120); tw32_f(MAC_STATUS, (MAC_STATUS_SYNC_CHANGED | MAC_STATUS_CFG_CHANGED)); udelay(40); tg3_write_mem(tp, NIC_SRAM_FIRMWARE_MBOX, NIC_SRAM_FIRMWARE_MBOX_MAGIC2); } if (current_link_up != netif_carrier_ok(tp->dev)) { if (current_link_up) netif_carrier_on(tp->dev); else netif_carrier_off(tp->dev); tg3_link_report(tp); } return 0; } struct tg3_fiber_aneginfo { int state; #define ANEG_STATE_UNKNOWN 0 #define ANEG_STATE_AN_ENABLE 1 #define ANEG_STATE_RESTART_INIT 2 #define ANEG_STATE_RESTART 3 #define ANEG_STATE_DISABLE_LINK_OK 4 #define ANEG_STATE_ABILITY_DETECT_INIT 5 #define ANEG_STATE_ABILITY_DETECT 6 #define ANEG_STATE_ACK_DETECT_INIT 7 #define ANEG_STATE_ACK_DETECT 8 #define ANEG_STATE_COMPLETE_ACK_INIT 9 #define ANEG_STATE_COMPLETE_ACK 10 #define ANEG_STATE_IDLE_DETECT_INIT 11 #define ANEG_STATE_IDLE_DETECT 12 #define ANEG_STATE_LINK_OK 13 #define ANEG_STATE_NEXT_PAGE_WAIT_INIT 14 #define ANEG_STATE_NEXT_PAGE_WAIT 15 u32 flags; #define MR_AN_ENABLE 0x00000001 #define MR_RESTART_AN 0x00000002 #define MR_AN_COMPLETE 0x00000004 #define MR_PAGE_RX 0x00000008 #define MR_NP_LOADED 0x00000010 #define MR_TOGGLE_TX 0x00000020 #define MR_LP_ADV_FULL_DUPLEX 0x00000040 #define MR_LP_ADV_HALF_DUPLEX 0x00000080 #define MR_LP_ADV_SYM_PAUSE 0x00000100 #define MR_LP_ADV_ASYM_PAUSE 0x00000200 #define MR_LP_ADV_REMOTE_FAULT1 0x00000400 #define MR_LP_ADV_REMOTE_FAULT2 0x00000800 #define MR_LP_ADV_NEXT_PAGE 0x00001000 #define MR_TOGGLE_RX 0x00002000 #define MR_NP_RX 0x00004000 #define MR_LINK_OK 0x80000000 unsigned long link_time, cur_time; u32 ability_match_cfg; int ability_match_count; char ability_match, idle_match, ack_match; u32 txconfig, rxconfig; #define ANEG_CFG_NP 0x00000080 #define ANEG_CFG_ACK 0x00000040 #define ANEG_CFG_RF2 0x00000020 #define ANEG_CFG_RF1 0x00000010 #define ANEG_CFG_PS2 0x00000001 #define ANEG_CFG_PS1 0x00008000 #define ANEG_CFG_HD 0x00004000 #define ANEG_CFG_FD 0x00002000 #define ANEG_CFG_INVAL 0x00001f06 }; #define ANEG_OK 0 #define ANEG_DONE 1 #define ANEG_TIMER_ENAB 2 #define ANEG_FAILED -1 #define ANEG_STATE_SETTLE_TIME 10000 static int tg3_fiber_aneg_smachine(struct tg3 *tp, struct tg3_fiber_aneginfo *ap) { unsigned long delta; u32 rx_cfg_reg; int ret; if (ap->state == ANEG_STATE_UNKNOWN) { ap->rxconfig = 0; ap->link_time = 0; ap->cur_time = 0; ap->ability_match_cfg = 0; ap->ability_match_count = 0; ap->ability_match = 0; ap->idle_match = 0; ap->ack_match = 0; } ap->cur_time++; if (tr32(MAC_STATUS) & MAC_STATUS_RCVD_CFG) { rx_cfg_reg = tr32(MAC_RX_AUTO_NEG); if (rx_cfg_reg != ap->ability_match_cfg) { ap->ability_match_cfg = rx_cfg_reg; ap->ability_match = 0; ap->ability_match_count = 0; } else { if (++ap->ability_match_count > 1) { ap->ability_match = 1; ap->ability_match_cfg = rx_cfg_reg; } } if (rx_cfg_reg & ANEG_CFG_ACK) ap->ack_match = 1; else ap->ack_match = 0; ap->idle_match = 0; } else { ap->idle_match = 1; ap->ability_match_cfg = 0; ap->ability_match_count = 0; ap->ability_match = 0; ap->ack_match = 0; rx_cfg_reg = 0; } ap->rxconfig = rx_cfg_reg; ret = ANEG_OK; switch(ap->state) { case ANEG_STATE_UNKNOWN: if (ap->flags & (MR_AN_ENABLE | MR_RESTART_AN)) ap->state = ANEG_STATE_AN_ENABLE; /* fallthru */ case ANEG_STATE_AN_ENABLE: ap->flags &= ~(MR_AN_COMPLETE | MR_PAGE_RX); if (ap->flags & MR_AN_ENABLE) { ap->link_time = 0; ap->cur_time = 0; ap->ability_match_cfg = 0; ap->ability_match_count = 0; ap->ability_match = 0; ap->idle_match = 0; ap->ack_match = 0; ap->state = ANEG_STATE_RESTART_INIT; } else { ap->state = ANEG_STATE_DISABLE_LINK_OK; } break; case ANEG_STATE_RESTART_INIT: ap->link_time = ap->cur_time; ap->flags &= ~(MR_NP_LOADED); ap->txconfig = 0; tw32(MAC_TX_AUTO_NEG, 0); tp->mac_mode |= MAC_MODE_SEND_CONFIGS; tw32_f(MAC_MODE, tp->mac_mode); udelay(40); ret = ANEG_TIMER_ENAB; ap->state = ANEG_STATE_RESTART; /* fallthru */ case ANEG_STATE_RESTART: delta = ap->cur_time - ap->link_time; if (delta > ANEG_STATE_SETTLE_TIME) { ap->state = ANEG_STATE_ABILITY_DETECT_INIT; } else { ret = ANEG_TIMER_ENAB; } break; case ANEG_STATE_DISABLE_LINK_OK: ret = ANEG_DONE; break; case ANEG_STATE_ABILITY_DETECT_INIT: ap->flags &= ~(MR_TOGGLE_TX); ap->txconfig = (ANEG_CFG_FD | ANEG_CFG_PS1); tw32(MAC_TX_AUTO_NEG, ap->txconfig); tp->mac_mode |= MAC_MODE_SEND_CONFIGS; tw32_f(MAC_MODE, tp->mac_mode); udelay(40); ap->state = ANEG_STATE_ABILITY_DETECT; break; case ANEG_STATE_ABILITY_DETECT: if (ap->ability_match != 0 && ap->rxconfig != 0) { ap->state = ANEG_STATE_ACK_DETECT_INIT; } break; case ANEG_STATE_ACK_DETECT_INIT: ap->txconfig |= ANEG_CFG_ACK; tw32(MAC_TX_AUTO_NEG, ap->txconfig); tp->mac_mode |= MAC_MODE_SEND_CONFIGS; tw32_f(MAC_MODE, tp->mac_mode); udelay(40); ap->state = ANEG_STATE_ACK_DETECT; /* fallthru */ case ANEG_STATE_ACK_DETECT: if (ap->ack_match != 0) { if ((ap->rxconfig & ~ANEG_CFG_ACK) == (ap->ability_match_cfg & ~ANEG_CFG_ACK)) { ap->state = ANEG_STATE_COMPLETE_ACK_INIT; } else { ap->state = ANEG_STATE_AN_ENABLE; } } else if (ap->ability_match != 0 && ap->rxconfig == 0) { ap->state = ANEG_STATE_AN_ENABLE; } break; case ANEG_STATE_COMPLETE_ACK_INIT: if (ap->rxconfig & ANEG_CFG_INVAL) { ret = ANEG_FAILED; break; } ap->flags &= ~(MR_LP_ADV_FULL_DUPLEX | MR_LP_ADV_HALF_DUPLEX | MR_LP_ADV_SYM_PAUSE | MR_LP_ADV_ASYM_PAUSE | MR_LP_ADV_REMOTE_FAULT1 | MR_LP_ADV_REMOTE_FAULT2 | MR_LP_ADV_NEXT_PAGE | MR_TOGGLE_RX | MR_NP_RX); if (ap->rxconfig & ANEG_CFG_FD) ap->flags |= MR_LP_ADV_FULL_DUPLEX; if (ap->rxconfig & ANEG_CFG_HD) ap->flags |= MR_LP_ADV_HALF_DUPLEX; if (ap->rxconfig & ANEG_CFG_PS1) ap->flags |= MR_LP_ADV_SYM_PAUSE; if (ap->rxconfig & ANEG_CFG_PS2) ap->flags |= MR_LP_ADV_ASYM_PAUSE; if (ap->rxconfig & ANEG_CFG_RF1) ap->flags |= MR_LP_ADV_REMOTE_FAULT1; if (ap->rxconfig & ANEG_CFG_RF2) ap->flags |= MR_LP_ADV_REMOTE_FAULT2; if (ap->rxconfig & ANEG_CFG_NP) ap->flags |= MR_LP_ADV_NEXT_PAGE; ap->link_time = ap->cur_time; ap->flags ^= (MR_TOGGLE_TX); if (ap->rxconfig & 0x0008) ap->flags |= MR_TOGGLE_RX; if (ap->rxconfig & ANEG_CFG_NP) ap->flags |= MR_NP_RX; ap->flags |= MR_PAGE_RX; ap->state = ANEG_STATE_COMPLETE_ACK; ret = ANEG_TIMER_ENAB; break; case ANEG_STATE_COMPLETE_ACK: if (ap->ability_match != 0 && ap->rxconfig == 0) { ap->state = ANEG_STATE_AN_ENABLE; break; } delta = ap->cur_time - ap->link_time; if (delta > ANEG_STATE_SETTLE_TIME) { if (!(ap->flags & (MR_LP_ADV_NEXT_PAGE))) { ap->state = ANEG_STATE_IDLE_DETECT_INIT; } else { if ((ap->txconfig & ANEG_CFG_NP) == 0 && !(ap->flags & MR_NP_RX)) { ap->state = ANEG_STATE_IDLE_DETECT_INIT; } else { ret = ANEG_FAILED; } } } break; case ANEG_STATE_IDLE_DETECT_INIT: ap->link_time = ap->cur_time; tp->mac_mode &= ~MAC_MODE_SEND_CONFIGS; tw32_f(MAC_MODE, tp->mac_mode); udelay(40); ap->state = ANEG_STATE_IDLE_DETECT; ret = ANEG_TIMER_ENAB; break; case ANEG_STATE_IDLE_DETECT: if (ap->ability_match != 0 && ap->rxconfig == 0) { ap->state = ANEG_STATE_AN_ENABLE; break; } delta = ap->cur_time - ap->link_time; if (delta > ANEG_STATE_SETTLE_TIME) { /* XXX another gem from the Broadcom driver :( */ ap->state = ANEG_STATE_LINK_OK; } break; case ANEG_STATE_LINK_OK: ap->flags |= (MR_AN_COMPLETE | MR_LINK_OK); ret = ANEG_DONE; break; case ANEG_STATE_NEXT_PAGE_WAIT_INIT: /* ??? unimplemented */ break; case ANEG_STATE_NEXT_PAGE_WAIT: /* ??? unimplemented */ break; default: ret = ANEG_FAILED; break; }; return ret; } static int fiber_autoneg(struct tg3 *tp, u32 *flags) { int res = 0; struct tg3_fiber_aneginfo aninfo; int status = ANEG_FAILED; unsigned int tick; u32 tmp; tw32_f(MAC_TX_AUTO_NEG, 0); tmp = tp->mac_mode & ~MAC_MODE_PORT_MODE_MASK; tw32_f(MAC_MODE, tmp | MAC_MODE_PORT_MODE_GMII); udelay(40); tw32_f(MAC_MODE, tp->mac_mode | MAC_MODE_SEND_CONFIGS); udelay(40); memset(&aninfo, 0, sizeof(aninfo)); aninfo.flags |= MR_AN_ENABLE; aninfo.state = ANEG_STATE_UNKNOWN; aninfo.cur_time = 0; tick = 0; while (++tick < 195000) { status = tg3_fiber_aneg_smachine(tp, &aninfo); if (status == ANEG_DONE || status == ANEG_FAILED) break; udelay(1); } tp->mac_mode &= ~MAC_MODE_SEND_CONFIGS; tw32_f(MAC_MODE, tp->mac_mode); udelay(40); *flags = aninfo.flags; if (status == ANEG_DONE && (aninfo.flags & (MR_AN_COMPLETE | MR_LINK_OK | MR_LP_ADV_FULL_DUPLEX))) res = 1; return res; } static void tg3_init_bcm8002(struct tg3 *tp) { u32 mac_status = tr32(MAC_STATUS); int i; /* Reset when initting first time or we have a link. */ if ((tp->tg3_flags & TG3_FLAG_INIT_COMPLETE) && !(mac_status & MAC_STATUS_PCS_SYNCED)) return; /* Set PLL lock range. */ tg3_writephy(tp, 0x16, 0x8007); /* SW reset */ tg3_writephy(tp, MII_BMCR, BMCR_RESET); /* Wait for reset to complete. */ /* XXX schedule_timeout() ... */ for (i = 0; i < 500; i++) udelay(10); /* Config mode; select PMA/Ch 1 regs. */ tg3_writephy(tp, 0x10, 0x8411); /* Enable auto-lock and comdet, select txclk for tx. */ tg3_writephy(tp, 0x11, 0x0a10); tg3_writephy(tp, 0x18, 0x00a0); tg3_writephy(tp, 0x16, 0x41ff); /* Assert and deassert POR. */ tg3_writephy(tp, 0x13, 0x0400); udelay(40); tg3_writephy(tp, 0x13, 0x0000); tg3_writephy(tp, 0x11, 0x0a50); udelay(40); tg3_writephy(tp, 0x11, 0x0a10); /* Wait for signal to stabilize */ /* XXX schedule_timeout() ... */ for (i = 0; i < 15000; i++) udelay(10); /* Deselect the channel register so we can read the PHYID * later. */ tg3_writephy(tp, 0x10, 0x8011); } static int tg3_setup_fiber_hw_autoneg(struct tg3 *tp, u32 mac_status) { u32 sg_dig_ctrl, sg_dig_status; u32 serdes_cfg, expected_sg_dig_ctrl; int workaround, port_a; int current_link_up; serdes_cfg = 0; expected_sg_dig_ctrl = 0; workaround = 0; port_a = 1; current_link_up = 0; if (tp->pci_chip_rev_id != CHIPREV_ID_5704_A0 && tp->pci_chip_rev_id != CHIPREV_ID_5704_A1) { workaround = 1; if (tr32(TG3PCI_DUAL_MAC_CTRL) & DUAL_MAC_CTRL_ID) port_a = 0; /* preserve bits 0-11,13,14 for signal pre-emphasis */ /* preserve bits 20-23 for voltage regulator */ serdes_cfg = tr32(MAC_SERDES_CFG) & 0x00f06fff; } sg_dig_ctrl = tr32(SG_DIG_CTRL); if (tp->link_config.autoneg != AUTONEG_ENABLE) { if (sg_dig_ctrl & (1 << 31)) { if (workaround) { u32 val = serdes_cfg; if (port_a) val |= 0xc010000; else val |= 0x4010000; tw32_f(MAC_SERDES_CFG, val); } tw32_f(SG_DIG_CTRL, 0x01388400); } if (mac_status & MAC_STATUS_PCS_SYNCED) { tg3_setup_flow_control(tp, 0, 0); current_link_up = 1; } goto out; } /* Want auto-negotiation. */ expected_sg_dig_ctrl = 0x81388400; /* Pause capability */ expected_sg_dig_ctrl |= (1 << 11); /* Asymettric pause */ expected_sg_dig_ctrl |= (1 << 12); if (sg_dig_ctrl != expected_sg_dig_ctrl) { if (workaround) tw32_f(MAC_SERDES_CFG, serdes_cfg | 0xc011000); tw32_f(SG_DIG_CTRL, expected_sg_dig_ctrl | (1 << 30)); udelay(5); tw32_f(SG_DIG_CTRL, expected_sg_dig_ctrl); tp->tg3_flags2 |= TG3_FLG2_PHY_JUST_INITTED; } else if (mac_status & (MAC_STATUS_PCS_SYNCED | MAC_STATUS_SIGNAL_DET)) { int i; /* Giver time to negotiate (~200ms) */ for (i = 0; i < 40000; i++) { sg_dig_status = tr32(SG_DIG_STATUS); if (sg_dig_status & (0x3)) break; udelay(5); } mac_status = tr32(MAC_STATUS); if ((sg_dig_status & (1 << 1)) && (mac_status & MAC_STATUS_PCS_SYNCED)) { u32 local_adv, remote_adv; local_adv = ADVERTISE_PAUSE_CAP; remote_adv = 0; if (sg_dig_status & (1 << 19)) remote_adv |= LPA_PAUSE_CAP; if (sg_dig_status & (1 << 20)) remote_adv |= LPA_PAUSE_ASYM; tg3_setup_flow_control(tp, local_adv, remote_adv); current_link_up = 1; tp->tg3_flags2 &= ~TG3_FLG2_PHY_JUST_INITTED; } else if (!(sg_dig_status & (1 << 1))) { if (tp->tg3_flags2 & TG3_FLG2_PHY_JUST_INITTED) tp->tg3_flags2 &= ~TG3_FLG2_PHY_JUST_INITTED; else { if (workaround) { u32 val = serdes_cfg; if (port_a) val |= 0xc010000; else val |= 0x4010000; tw32_f(MAC_SERDES_CFG, val); } tw32_f(SG_DIG_CTRL, 0x01388400); udelay(40); /* Link parallel detection - link is up */ /* only if we have PCS_SYNC and not */ /* receiving config code words */ mac_status = tr32(MAC_STATUS); if ((mac_status & MAC_STATUS_PCS_SYNCED) && !(mac_status & MAC_STATUS_RCVD_CFG)) { tg3_setup_flow_control(tp, 0, 0); current_link_up = 1; } } } } out: return current_link_up; } static int tg3_setup_fiber_by_hand(struct tg3 *tp, u32 mac_status) { int current_link_up = 0; if (!(mac_status & MAC_STATUS_PCS_SYNCED)) { tp->tg3_flags &= ~TG3_FLAG_GOT_SERDES_FLOWCTL; goto out; } if (tp->link_config.autoneg == AUTONEG_ENABLE) { u32 flags; int i; if (fiber_autoneg(tp, &flags)) { u32 local_adv, remote_adv; local_adv = ADVERTISE_PAUSE_CAP; remote_adv = 0; if (flags & MR_LP_ADV_SYM_PAUSE) remote_adv |= LPA_PAUSE_CAP; if (flags & MR_LP_ADV_ASYM_PAUSE) remote_adv |= LPA_PAUSE_ASYM; tg3_setup_flow_control(tp, local_adv, remote_adv); tp->tg3_flags |= TG3_FLAG_GOT_SERDES_FLOWCTL; current_link_up = 1; } for (i = 0; i < 30; i++) { udelay(20); tw32_f(MAC_STATUS, (MAC_STATUS_SYNC_CHANGED | MAC_STATUS_CFG_CHANGED)); udelay(40); if ((tr32(MAC_STATUS) & (MAC_STATUS_SYNC_CHANGED | MAC_STATUS_CFG_CHANGED)) == 0) break; } mac_status = tr32(MAC_STATUS); if (current_link_up == 0 && (mac_status & MAC_STATUS_PCS_SYNCED) && !(mac_status & MAC_STATUS_RCVD_CFG)) current_link_up = 1; } else { /* Forcing 1000FD link up. */ current_link_up = 1; tp->tg3_flags |= TG3_FLAG_GOT_SERDES_FLOWCTL; tw32_f(MAC_MODE, (tp->mac_mode | MAC_MODE_SEND_CONFIGS)); udelay(40); } out: return current_link_up; } static int tg3_setup_fiber_phy(struct tg3 *tp, int force_reset) { u32 orig_pause_cfg; u16 orig_active_speed; u8 orig_active_duplex; u32 mac_status; int current_link_up; int i; orig_pause_cfg = (tp->tg3_flags & (TG3_FLAG_RX_PAUSE | TG3_FLAG_TX_PAUSE)); orig_active_speed = tp->link_config.active_speed; orig_active_duplex = tp->link_config.active_duplex; if (!(tp->tg3_flags2 & TG3_FLG2_HW_AUTONEG) && netif_carrier_ok(tp->dev) && (tp->tg3_flags & TG3_FLAG_INIT_COMPLETE)) { mac_status = tr32(MAC_STATUS); mac_status &= (MAC_STATUS_PCS_SYNCED | MAC_STATUS_SIGNAL_DET | MAC_STATUS_CFG_CHANGED | MAC_STATUS_RCVD_CFG); if (mac_status == (MAC_STATUS_PCS_SYNCED | MAC_STATUS_SIGNAL_DET)) { tw32_f(MAC_STATUS, (MAC_STATUS_SYNC_CHANGED | MAC_STATUS_CFG_CHANGED)); return 0; } } tw32_f(MAC_TX_AUTO_NEG, 0); tp->mac_mode &= ~(MAC_MODE_PORT_MODE_MASK | MAC_MODE_HALF_DUPLEX); tp->mac_mode |= MAC_MODE_PORT_MODE_TBI; tw32_f(MAC_MODE, tp->mac_mode); udelay(40); if (tp->phy_id == PHY_ID_BCM8002) tg3_init_bcm8002(tp); /* Enable link change event even when serdes polling. */ tw32_f(MAC_EVENT, MAC_EVENT_LNKSTATE_CHANGED); udelay(40); current_link_up = 0; mac_status = tr32(MAC_STATUS); if (tp->tg3_flags2 & TG3_FLG2_HW_AUTONEG) current_link_up = tg3_setup_fiber_hw_autoneg(tp, mac_status); else current_link_up = tg3_setup_fiber_by_hand(tp, mac_status); tp->mac_mode &= ~MAC_MODE_LINK_POLARITY; tw32_f(MAC_MODE, tp->mac_mode); udelay(40); tp->hw_status->status = (SD_STATUS_UPDATED | (tp->hw_status->status & ~SD_STATUS_LINK_CHG)); for (i = 0; i < 100; i++) { tw32_f(MAC_STATUS, (MAC_STATUS_SYNC_CHANGED | MAC_STATUS_CFG_CHANGED)); udelay(5); if ((tr32(MAC_STATUS) & (MAC_STATUS_SYNC_CHANGED | MAC_STATUS_CFG_CHANGED)) == 0) break; } mac_status = tr32(MAC_STATUS); if ((mac_status & MAC_STATUS_PCS_SYNCED) == 0) { current_link_up = 0; if (tp->link_config.autoneg == AUTONEG_ENABLE) { tw32_f(MAC_MODE, (tp->mac_mode | MAC_MODE_SEND_CONFIGS)); udelay(1); tw32_f(MAC_MODE, tp->mac_mode); } } if (current_link_up == 1) { tp->link_config.active_speed = SPEED_1000; tp->link_config.active_duplex = DUPLEX_FULL; tw32(MAC_LED_CTRL, (tp->led_ctrl | LED_CTRL_LNKLED_OVERRIDE | LED_CTRL_1000MBPS_ON)); } else { tp->link_config.active_speed = SPEED_INVALID; tp->link_config.active_duplex = DUPLEX_INVALID; tw32(MAC_LED_CTRL, (tp->led_ctrl | LED_CTRL_LNKLED_OVERRIDE | LED_CTRL_TRAFFIC_OVERRIDE)); } if (current_link_up != netif_carrier_ok(tp->dev)) { if (current_link_up) netif_carrier_on(tp->dev); else netif_carrier_off(tp->dev); tg3_link_report(tp); } else { u32 now_pause_cfg = tp->tg3_flags & (TG3_FLAG_RX_PAUSE | TG3_FLAG_TX_PAUSE); if (orig_pause_cfg != now_pause_cfg || orig_active_speed != tp->link_config.active_speed || orig_active_duplex != tp->link_config.active_duplex) tg3_link_report(tp); } return 0; } static int tg3_setup_fiber_mii_phy(struct tg3 *tp, int force_reset) { int current_link_up, err = 0; u32 bmsr, bmcr; u16 current_speed; u8 current_duplex; tp->mac_mode |= MAC_MODE_PORT_MODE_GMII; tw32_f(MAC_MODE, tp->mac_mode); udelay(40); tw32(MAC_EVENT, 0); tw32_f(MAC_STATUS, (MAC_STATUS_SYNC_CHANGED | MAC_STATUS_CFG_CHANGED | MAC_STATUS_MI_COMPLETION | MAC_STATUS_LNKSTATE_CHANGED)); udelay(40); if (force_reset) tg3_phy_reset(tp); current_link_up = 0; current_speed = SPEED_INVALID; current_duplex = DUPLEX_INVALID; err |= tg3_readphy(tp, MII_BMSR, &bmsr); err |= tg3_readphy(tp, MII_BMSR, &bmsr); if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5714) { if (tr32(MAC_TX_STATUS) & TX_STATUS_LINK_UP) bmsr |= BMSR_LSTATUS; else bmsr &= ~BMSR_LSTATUS; } err |= tg3_readphy(tp, MII_BMCR, &bmcr); if ((tp->link_config.autoneg == AUTONEG_ENABLE) && !force_reset && (tp->tg3_flags2 & TG3_FLG2_PARALLEL_DETECT)) { /* do nothing, just check for link up at the end */ } else if (tp->link_config.autoneg == AUTONEG_ENABLE) { u32 adv, new_adv; err |= tg3_readphy(tp, MII_ADVERTISE, &adv); new_adv = adv & ~(ADVERTISE_1000XFULL | ADVERTISE_1000XHALF | ADVERTISE_1000XPAUSE | ADVERTISE_1000XPSE_ASYM | ADVERTISE_SLCT); /* Always advertise symmetric PAUSE just like copper */ new_adv |= ADVERTISE_1000XPAUSE; if (tp->link_config.advertising & ADVERTISED_1000baseT_Half) new_adv |= ADVERTISE_1000XHALF; if (tp->link_config.advertising & ADVERTISED_1000baseT_Full) new_adv |= ADVERTISE_1000XFULL; if ((new_adv != adv) || !(bmcr & BMCR_ANENABLE)) { tg3_writephy(tp, MII_ADVERTISE, new_adv); bmcr |= BMCR_ANENABLE | BMCR_ANRESTART; tg3_writephy(tp, MII_BMCR, bmcr); tw32_f(MAC_EVENT, MAC_EVENT_LNKSTATE_CHANGED); tp->tg3_flags2 |= TG3_FLG2_PHY_JUST_INITTED; tp->tg3_flags2 &= ~TG3_FLG2_PARALLEL_DETECT; return err; } } else { u32 new_bmcr; bmcr &= ~BMCR_SPEED1000; new_bmcr = bmcr & ~(BMCR_ANENABLE | BMCR_FULLDPLX); if (tp->link_config.duplex == DUPLEX_FULL) new_bmcr |= BMCR_FULLDPLX; if (new_bmcr != bmcr) { /* BMCR_SPEED1000 is a reserved bit that needs * to be set on write. */ new_bmcr |= BMCR_SPEED1000; /* Force a linkdown */ if (netif_carrier_ok(tp->dev)) { u32 adv; err |= tg3_readphy(tp, MII_ADVERTISE, &adv); adv &= ~(ADVERTISE_1000XFULL | ADVERTISE_1000XHALF | ADVERTISE_SLCT); tg3_writephy(tp, MII_ADVERTISE, adv); tg3_writephy(tp, MII_BMCR, bmcr | BMCR_ANRESTART | BMCR_ANENABLE); udelay(10); netif_carrier_off(tp->dev); } tg3_writephy(tp, MII_BMCR, new_bmcr); bmcr = new_bmcr; err |= tg3_readphy(tp, MII_BMSR, &bmsr); err |= tg3_readphy(tp, MII_BMSR, &bmsr); if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5714) { if (tr32(MAC_TX_STATUS) & TX_STATUS_LINK_UP) bmsr |= BMSR_LSTATUS; else bmsr &= ~BMSR_LSTATUS; } tp->tg3_flags2 &= ~TG3_FLG2_PARALLEL_DETECT; } } if (bmsr & BMSR_LSTATUS) { current_speed = SPEED_1000; current_link_up = 1; if (bmcr & BMCR_FULLDPLX) current_duplex = DUPLEX_FULL; else current_duplex = DUPLEX_HALF; if (bmcr & BMCR_ANENABLE) { u32 local_adv, remote_adv, common; err |= tg3_readphy(tp, MII_ADVERTISE, &local_adv); err |= tg3_readphy(tp, MII_LPA, &remote_adv); common = local_adv & remote_adv; if (common & (ADVERTISE_1000XHALF | ADVERTISE_1000XFULL)) { if (common & ADVERTISE_1000XFULL) current_duplex = DUPLEX_FULL; else current_duplex = DUPLEX_HALF; tg3_setup_flow_control(tp, local_adv, remote_adv); } else current_link_up = 0; } } tp->mac_mode &= ~MAC_MODE_HALF_DUPLEX; if (tp->link_config.active_duplex == DUPLEX_HALF) tp->mac_mode |= MAC_MODE_HALF_DUPLEX; tw32_f(MAC_MODE, tp->mac_mode); udelay(40); tw32_f(MAC_EVENT, MAC_EVENT_LNKSTATE_CHANGED); tp->link_config.active_speed = current_speed; tp->link_config.active_duplex = current_duplex; if (current_link_up != netif_carrier_ok(tp->dev)) { if (current_link_up) netif_carrier_on(tp->dev); else { netif_carrier_off(tp->dev); tp->tg3_flags2 &= ~TG3_FLG2_PARALLEL_DETECT; } tg3_link_report(tp); } return err; } static void tg3_serdes_parallel_detect(struct tg3 *tp) { if (tp->tg3_flags2 & TG3_FLG2_PHY_JUST_INITTED) { /* Give autoneg time to complete. */ tp->tg3_flags2 &= ~TG3_FLG2_PHY_JUST_INITTED; return; } if (!netif_carrier_ok(tp->dev) && (tp->link_config.autoneg == AUTONEG_ENABLE)) { u32 bmcr; tg3_readphy(tp, MII_BMCR, &bmcr); if (bmcr & BMCR_ANENABLE) { u32 phy1, phy2; /* Select shadow register 0x1f */ tg3_writephy(tp, 0x1c, 0x7c00); tg3_readphy(tp, 0x1c, &phy1); /* Select expansion interrupt status register */ tg3_writephy(tp, 0x17, 0x0f01); tg3_readphy(tp, 0x15, &phy2); tg3_readphy(tp, 0x15, &phy2); if ((phy1 & 0x10) && !(phy2 & 0x20)) { /* We have signal detect and not receiving * config code words, link is up by parallel * detection. */ bmcr &= ~BMCR_ANENABLE; bmcr |= BMCR_SPEED1000 | BMCR_FULLDPLX; tg3_writephy(tp, MII_BMCR, bmcr); tp->tg3_flags2 |= TG3_FLG2_PARALLEL_DETECT; } } } else if (netif_carrier_ok(tp->dev) && (tp->link_config.autoneg == AUTONEG_ENABLE) && (tp->tg3_flags2 & TG3_FLG2_PARALLEL_DETECT)) { u32 phy2; /* Select expansion interrupt status register */ tg3_writephy(tp, 0x17, 0x0f01); tg3_readphy(tp, 0x15, &phy2); if (phy2 & 0x20) { u32 bmcr; /* Config code words received, turn on autoneg. */ tg3_readphy(tp, MII_BMCR, &bmcr); tg3_writephy(tp, MII_BMCR, bmcr | BMCR_ANENABLE); tp->tg3_flags2 &= ~TG3_FLG2_PARALLEL_DETECT; } } } static int tg3_setup_phy(struct tg3 *tp, int force_reset) { int err; if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES) { err = tg3_setup_fiber_phy(tp, force_reset); } else if (tp->tg3_flags2 & TG3_FLG2_MII_SERDES) { err = tg3_setup_fiber_mii_phy(tp, force_reset); } else { err = tg3_setup_copper_phy(tp, force_reset); } if (tp->link_config.active_speed == SPEED_1000 && tp->link_config.active_duplex == DUPLEX_HALF) tw32(MAC_TX_LENGTHS, ((2 << TX_LENGTHS_IPG_CRS_SHIFT) | (6 << TX_LENGTHS_IPG_SHIFT) | (0xff << TX_LENGTHS_SLOT_TIME_SHIFT))); else tw32(MAC_TX_LENGTHS, ((2 << TX_LENGTHS_IPG_CRS_SHIFT) | (6 << TX_LENGTHS_IPG_SHIFT) | (32 << TX_LENGTHS_SLOT_TIME_SHIFT))); if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) { if (netif_carrier_ok(tp->dev)) { tw32(HOSTCC_STAT_COAL_TICKS, tp->coal.stats_block_coalesce_usecs); } else { tw32(HOSTCC_STAT_COAL_TICKS, 0); } } return err; } /* This is called whenever we suspect that the system chipset is re- * ordering the sequence of MMIO to the tx send mailbox. The symptom * is bogus tx completions. We try to recover by setting the * TG3_FLAG_MBOX_WRITE_REORDER flag and resetting the chip later * in the workqueue. */ static void tg3_tx_recover(struct tg3 *tp) { BUG_ON((tp->tg3_flags & TG3_FLAG_MBOX_WRITE_REORDER) || tp->write32_tx_mbox == tg3_write_indirect_mbox); printk(KERN_WARNING PFX "%s: The system may be re-ordering memory-" "mapped I/O cycles to the network device, attempting to " "recover. Please report the problem to the driver maintainer " "and include system chipset information.\n", tp->dev->name); spin_lock(&tp->lock); tp->tg3_flags |= TG3_FLAG_TX_RECOVERY_PENDING; spin_unlock(&tp->lock); } /* Tigon3 never reports partial packet sends. So we do not * need special logic to handle SKBs that have not had all * of their frags sent yet, like SunGEM does. */ static void tg3_tx(struct tg3 *tp) { u32 hw_idx = tp->hw_status->idx[0].tx_consumer; u32 sw_idx = tp->tx_cons; while (sw_idx != hw_idx) { struct tx_ring_info *ri = &tp->tx_buffers[sw_idx]; struct sk_buff *skb = ri->skb; int i, tx_bug = 0; if (unlikely(skb == NULL)) { tg3_tx_recover(tp); return; } pci_unmap_single(tp->pdev, pci_unmap_addr(ri, mapping), skb_headlen(skb), PCI_DMA_TODEVICE); ri->skb = NULL; sw_idx = NEXT_TX(sw_idx); for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) { ri = &tp->tx_buffers[sw_idx]; if (unlikely(ri->skb != NULL || sw_idx == hw_idx)) tx_bug = 1; pci_unmap_page(tp->pdev, pci_unmap_addr(ri, mapping), skb_shinfo(skb)->frags[i].size, PCI_DMA_TODEVICE); sw_idx = NEXT_TX(sw_idx); } dev_kfree_skb(skb); if (unlikely(tx_bug)) { tg3_tx_recover(tp); return; } } tp->tx_cons = sw_idx; if (unlikely(netif_queue_stopped(tp->dev))) { spin_lock(&tp->tx_lock); if (netif_queue_stopped(tp->dev) && (TX_BUFFS_AVAIL(tp) > TG3_TX_WAKEUP_THRESH)) netif_wake_queue(tp->dev); spin_unlock(&tp->tx_lock); } } /* Returns size of skb allocated or < 0 on error. * * We only need to fill in the address because the other members * of the RX descriptor are invariant, see tg3_init_rings. * * Note the purposeful assymetry of cpu vs. chip accesses. For * posting buffers we only dirty the first cache line of the RX * descriptor (containing the address). Whereas for the RX status * buffers the cpu only reads the last cacheline of the RX descriptor * (to fetch the error flags, vlan tag, checksum, and opaque cookie). */ static int tg3_alloc_rx_skb(struct tg3 *tp, u32 opaque_key, int src_idx, u32 dest_idx_unmasked) { struct tg3_rx_buffer_desc *desc; struct ring_info *map, *src_map; struct sk_buff *skb; dma_addr_t mapping; int skb_size, dest_idx; src_map = NULL; switch (opaque_key) { case RXD_OPAQUE_RING_STD: dest_idx = dest_idx_unmasked % TG3_RX_RING_SIZE; desc = &tp->rx_std[dest_idx]; map = &tp->rx_std_buffers[dest_idx]; if (src_idx >= 0) src_map = &tp->rx_std_buffers[src_idx]; skb_size = tp->rx_pkt_buf_sz; break; case RXD_OPAQUE_RING_JUMBO: dest_idx = dest_idx_unmasked % TG3_RX_JUMBO_RING_SIZE; desc = &tp->rx_jumbo[dest_idx]; map = &tp->rx_jumbo_buffers[dest_idx]; if (src_idx >= 0) src_map = &tp->rx_jumbo_buffers[src_idx]; skb_size = RX_JUMBO_PKT_BUF_SZ; break; default: return -EINVAL; }; /* Do not overwrite any of the map or rp information * until we are sure we can commit to a new buffer. * * Callers depend upon this behavior and assume that * we leave everything unchanged if we fail. */ skb = netdev_alloc_skb(tp->dev, skb_size); if (skb == NULL) return -ENOMEM; skb_reserve(skb, tp->rx_offset); mapping = pci_map_single(tp->pdev, skb->data, skb_size - tp->rx_offset, PCI_DMA_FROMDEVICE); map->skb = skb; pci_unmap_addr_set(map, mapping, mapping); if (src_map != NULL) src_map->skb = NULL; desc->addr_hi = ((u64)mapping >> 32); desc->addr_lo = ((u64)mapping & 0xffffffff); return skb_size; } /* We only need to move over in the address because the other * members of the RX descriptor are invariant. See notes above * tg3_alloc_rx_skb for full details. */ static void tg3_recycle_rx(struct tg3 *tp, u32 opaque_key, int src_idx, u32 dest_idx_unmasked) { struct tg3_rx_buffer_desc *src_desc, *dest_desc; struct ring_info *src_map, *dest_map; int dest_idx; switch (opaque_key) { case RXD_OPAQUE_RING_STD: dest_idx = dest_idx_unmasked % TG3_RX_RING_SIZE; dest_desc = &tp->rx_std[dest_idx]; dest_map = &tp->rx_std_buffers[dest_idx]; src_desc = &tp->rx_std[src_idx]; src_map = &tp->rx_std_buffers[src_idx]; break; case RXD_OPAQUE_RING_JUMBO: dest_idx = dest_idx_unmasked % TG3_RX_JUMBO_RING_SIZE; dest_desc = &tp->rx_jumbo[dest_idx]; dest_map = &tp->rx_jumbo_buffers[dest_idx]; src_desc = &tp->rx_jumbo[src_idx]; src_map = &tp->rx_jumbo_buffers[src_idx]; break; default: return; }; dest_map->skb = src_map->skb; pci_unmap_addr_set(dest_map, mapping, pci_unmap_addr(src_map, mapping)); dest_desc->addr_hi = src_desc->addr_hi; dest_desc->addr_lo = src_desc->addr_lo; src_map->skb = NULL; } #if TG3_VLAN_TAG_USED static int tg3_vlan_rx(struct tg3 *tp, struct sk_buff *skb, u16 vlan_tag) { return vlan_hwaccel_receive_skb(skb, tp->vlgrp, vlan_tag); } #endif /* The RX ring scheme is composed of multiple rings which post fresh * buffers to the chip, and one special ring the chip uses to report * status back to the host. * * The special ring reports the status of received packets to the * host. The chip does not write into the original descriptor the * RX buffer was obtained from. The chip simply takes the original * descriptor as provided by the host, updates the status and length * field, then writes this into the next status ring entry. * * Each ring the host uses to post buffers to the chip is described * by a TG3_BDINFO entry in the chips SRAM area. When a packet arrives, * it is first placed into the on-chip ram. When the packet's length * is known, it walks down the TG3_BDINFO entries to select the ring. * Each TG3_BDINFO specifies a MAXLEN field and the first TG3_BDINFO * which is within the range of the new packet's length is chosen. * * The "separate ring for rx status" scheme may sound queer, but it makes * sense from a cache coherency perspective. If only the host writes * to the buffer post rings, and only the chip writes to the rx status * rings, then cache lines never move beyond shared-modified state. * If both the host and chip were to write into the same ring, cache line * eviction could occur since both entities want it in an exclusive state. */ static int tg3_rx(struct tg3 *tp, int budget) { u32 work_mask, rx_std_posted = 0; u32 sw_idx = tp->rx_rcb_ptr; u16 hw_idx; int received; hw_idx = tp->hw_status->idx[0].rx_producer; /* * We need to order the read of hw_idx and the read of * the opaque cookie. */ rmb(); work_mask = 0; received = 0; while (sw_idx != hw_idx && budget > 0) { struct tg3_rx_buffer_desc *desc = &tp->rx_rcb[sw_idx]; unsigned int len; struct sk_buff *skb; dma_addr_t dma_addr; u32 opaque_key, desc_idx, *post_ptr; desc_idx = desc->opaque & RXD_OPAQUE_INDEX_MASK; opaque_key = desc->opaque & RXD_OPAQUE_RING_MASK; if (opaque_key == RXD_OPAQUE_RING_STD) { dma_addr = pci_unmap_addr(&tp->rx_std_buffers[desc_idx], mapping); skb = tp->rx_std_buffers[desc_idx].skb; post_ptr = &tp->rx_std_ptr; rx_std_posted++; } else if (opaque_key == RXD_OPAQUE_RING_JUMBO) { dma_addr = pci_unmap_addr(&tp->rx_jumbo_buffers[desc_idx], mapping); skb = tp->rx_jumbo_buffers[desc_idx].skb; post_ptr = &tp->rx_jumbo_ptr; } else { goto next_pkt_nopost; } work_mask |= opaque_key; if ((desc->err_vlan & RXD_ERR_MASK) != 0 && (desc->err_vlan != RXD_ERR_ODD_NIBBLE_RCVD_MII)) { drop_it: tg3_recycle_rx(tp, opaque_key, desc_idx, *post_ptr); drop_it_no_recycle: /* Other statistics kept track of by card. */ tp->net_stats.rx_dropped++; goto next_pkt; } len = ((desc->idx_len & RXD_LEN_MASK) >> RXD_LEN_SHIFT) - 4; /* omit crc */ if (len > RX_COPY_THRESHOLD && tp->rx_offset == 2 /* rx_offset != 2 iff this is a 5701 card running * in PCI-X mode [see tg3_get_invariants()] */ ) { int skb_size; skb_size = tg3_alloc_rx_skb(tp, opaque_key, desc_idx, *post_ptr); if (skb_size < 0) goto drop_it; pci_unmap_single(tp->pdev, dma_addr, skb_size - tp->rx_offset, PCI_DMA_FROMDEVICE); skb_put(skb, len); } else { struct sk_buff *copy_skb; tg3_recycle_rx(tp, opaque_key, desc_idx, *post_ptr); copy_skb = netdev_alloc_skb(tp->dev, len + 2); if (copy_skb == NULL) goto drop_it_no_recycle; skb_reserve(copy_skb, 2); skb_put(copy_skb, len); pci_dma_sync_single_for_cpu(tp->pdev, dma_addr, len, PCI_DMA_FROMDEVICE); memcpy(copy_skb->data, skb->data, len); pci_dma_sync_single_for_device(tp->pdev, dma_addr, len, PCI_DMA_FROMDEVICE); /* We'll reuse the original ring buffer. */ skb = copy_skb; } if ((tp->tg3_flags & TG3_FLAG_RX_CHECKSUMS) && (desc->type_flags & RXD_FLAG_TCPUDP_CSUM) && (((desc->ip_tcp_csum & RXD_TCPCSUM_MASK) >> RXD_TCPCSUM_SHIFT) == 0xffff)) skb->ip_summed = CHECKSUM_UNNECESSARY; else skb->ip_summed = CHECKSUM_NONE; skb->protocol = eth_type_trans(skb, tp->dev); #if TG3_VLAN_TAG_USED if (tp->vlgrp != NULL && desc->type_flags & RXD_FLAG_VLAN) { tg3_vlan_rx(tp, skb, desc->err_vlan & RXD_VLAN_MASK); } else #endif netif_receive_skb(skb); tp->dev->last_rx = jiffies; received++; budget--; next_pkt: (*post_ptr)++; if (unlikely(rx_std_posted >= tp->rx_std_max_post)) { u32 idx = *post_ptr % TG3_RX_RING_SIZE; tw32_rx_mbox(MAILBOX_RCV_STD_PROD_IDX + TG3_64BIT_REG_LOW, idx); work_mask &= ~RXD_OPAQUE_RING_STD; rx_std_posted = 0; } next_pkt_nopost: sw_idx++; sw_idx %= TG3_RX_RCB_RING_SIZE(tp); /* Refresh hw_idx to see if there is new work */ if (sw_idx == hw_idx) { hw_idx = tp->hw_status->idx[0].rx_producer; rmb(); } } /* ACK the status ring. */ tp->rx_rcb_ptr = sw_idx; tw32_rx_mbox(MAILBOX_RCVRET_CON_IDX_0 + TG3_64BIT_REG_LOW, sw_idx); /* Refill RX ring(s). */ if (work_mask & RXD_OPAQUE_RING_STD) { sw_idx = tp->rx_std_ptr % TG3_RX_RING_SIZE; tw32_rx_mbox(MAILBOX_RCV_STD_PROD_IDX + TG3_64BIT_REG_LOW, sw_idx); } if (work_mask & RXD_OPAQUE_RING_JUMBO) { sw_idx = tp->rx_jumbo_ptr % TG3_RX_JUMBO_RING_SIZE; tw32_rx_mbox(MAILBOX_RCV_JUMBO_PROD_IDX + TG3_64BIT_REG_LOW, sw_idx); } mmiowb(); return received; } static int tg3_poll(struct net_device *netdev, int *budget) { struct tg3 *tp = netdev_priv(netdev); struct tg3_hw_status *sblk = tp->hw_status; int done; /* handle link change and other phy events */ if (!(tp->tg3_flags & (TG3_FLAG_USE_LINKCHG_REG | TG3_FLAG_POLL_SERDES))) { if (sblk->status & SD_STATUS_LINK_CHG) { sblk->status = SD_STATUS_UPDATED | (sblk->status & ~SD_STATUS_LINK_CHG); spin_lock(&tp->lock); tg3_setup_phy(tp, 0); spin_unlock(&tp->lock); } } /* run TX completion thread */ if (sblk->idx[0].tx_consumer != tp->tx_cons) { tg3_tx(tp); if (unlikely(tp->tg3_flags & TG3_FLAG_TX_RECOVERY_PENDING)) { netif_rx_complete(netdev); schedule_work(&tp->reset_task); return 0; } } /* run RX thread, within the bounds set by NAPI. * All RX "locking" is done by ensuring outside * code synchronizes with dev->poll() */ if (sblk->idx[0].rx_producer != tp->rx_rcb_ptr) { int orig_budget = *budget; int work_done; if (orig_budget > netdev->quota) orig_budget = netdev->quota; work_done = tg3_rx(tp, orig_budget); *budget -= work_done; netdev->quota -= work_done; } if (tp->tg3_flags & TG3_FLAG_TAGGED_STATUS) { tp->last_tag = sblk->status_tag; rmb(); } else sblk->status &= ~SD_STATUS_UPDATED; /* if no more work, tell net stack and NIC we're done */ done = !tg3_has_work(tp); if (done) { netif_rx_complete(netdev); tg3_restart_ints(tp); } return (done ? 0 : 1); } static void tg3_irq_quiesce(struct tg3 *tp) { BUG_ON(tp->irq_sync); tp->irq_sync = 1; smp_mb(); synchronize_irq(tp->pdev->irq); } static inline int tg3_irq_sync(struct tg3 *tp) { return tp->irq_sync; } /* Fully shutdown all tg3 driver activity elsewhere in the system. * If irq_sync is non-zero, then the IRQ handler must be synchronized * with as well. Most of the time, this is not necessary except when * shutting down the device. */ static inline void tg3_full_lock(struct tg3 *tp, int irq_sync) { if (irq_sync) tg3_irq_quiesce(tp); spin_lock_bh(&tp->lock); } static inline void tg3_full_unlock(struct tg3 *tp) { spin_unlock_bh(&tp->lock); } /* One-shot MSI handler - Chip automatically disables interrupt * after sending MSI so driver doesn't have to do it. */ static irqreturn_t tg3_msi_1shot(int irq, void *dev_id, struct pt_regs *regs) { struct net_device *dev = dev_id; struct tg3 *tp = netdev_priv(dev); prefetch(tp->hw_status); prefetch(&tp->rx_rcb[tp->rx_rcb_ptr]); if (likely(!tg3_irq_sync(tp))) netif_rx_schedule(dev); /* schedule NAPI poll */ return IRQ_HANDLED; } /* MSI ISR - No need to check for interrupt sharing and no need to * flush status block and interrupt mailbox. PCI ordering rules * guarantee that MSI will arrive after the status block. */ static irqreturn_t tg3_msi(int irq, void *dev_id, struct pt_regs *regs) { struct net_device *dev = dev_id; struct tg3 *tp = netdev_priv(dev); prefetch(tp->hw_status); prefetch(&tp->rx_rcb[tp->rx_rcb_ptr]); /* * Writing any value to intr-mbox-0 clears PCI INTA# and * chip-internal interrupt pending events. * Writing non-zero to intr-mbox-0 additional tells the * NIC to stop sending us irqs, engaging "in-intr-handler" * event coalescing. */ tw32_mailbox(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW, 0x00000001); if (likely(!tg3_irq_sync(tp))) netif_rx_schedule(dev); /* schedule NAPI poll */ return IRQ_RETVAL(1); } static irqreturn_t tg3_interrupt(int irq, void *dev_id, struct pt_regs *regs) { struct net_device *dev = dev_id; struct tg3 *tp = netdev_priv(dev); struct tg3_hw_status *sblk = tp->hw_status; unsigned int handled = 1; /* In INTx mode, it is possible for the interrupt to arrive at * the CPU before the status block posted prior to the interrupt. * Reading the PCI State register will confirm whether the * interrupt is ours and will flush the status block. */ if ((sblk->status & SD_STATUS_UPDATED) || !(tr32(TG3PCI_PCISTATE) & PCISTATE_INT_NOT_ACTIVE)) { /* * Writing any value to intr-mbox-0 clears PCI INTA# and * chip-internal interrupt pending events. * Writing non-zero to intr-mbox-0 additional tells the * NIC to stop sending us irqs, engaging "in-intr-handler" * event coalescing. */ tw32_mailbox(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW, 0x00000001); if (tg3_irq_sync(tp)) goto out; sblk->status &= ~SD_STATUS_UPDATED; if (likely(tg3_has_work(tp))) { prefetch(&tp->rx_rcb[tp->rx_rcb_ptr]); netif_rx_schedule(dev); /* schedule NAPI poll */ } else { /* No work, shared interrupt perhaps? re-enable * interrupts, and flush that PCI write */ tw32_mailbox_f(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW, 0x00000000); } } else { /* shared interrupt */ handled = 0; } out: return IRQ_RETVAL(handled); } static irqreturn_t tg3_interrupt_tagged(int irq, void *dev_id, struct pt_regs *regs) { struct net_device *dev = dev_id; struct tg3 *tp = netdev_priv(dev); struct tg3_hw_status *sblk = tp->hw_status; unsigned int handled = 1; /* In INTx mode, it is possible for the interrupt to arrive at * the CPU before the status block posted prior to the interrupt. * Reading the PCI State register will confirm whether the * interrupt is ours and will flush the status block. */ if ((sblk->status_tag != tp->last_tag) || !(tr32(TG3PCI_PCISTATE) & PCISTATE_INT_NOT_ACTIVE)) { /* * writing any value to intr-mbox-0 clears PCI INTA# and * chip-internal interrupt pending events. * writing non-zero to intr-mbox-0 additional tells the * NIC to stop sending us irqs, engaging "in-intr-handler" * event coalescing. */ tw32_mailbox(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW, 0x00000001); if (tg3_irq_sync(tp)) goto out; if (netif_rx_schedule_prep(dev)) { prefetch(&tp->rx_rcb[tp->rx_rcb_ptr]); /* Update last_tag to mark that this status has been * seen. Because interrupt may be shared, we may be * racing with tg3_poll(), so only update last_tag * if tg3_poll() is not scheduled. */ tp->last_tag = sblk->status_tag; __netif_rx_schedule(dev); } } else { /* shared interrupt */ handled = 0; } out: return IRQ_RETVAL(handled); } /* ISR for interrupt test */ static irqreturn_t tg3_test_isr(int irq, void *dev_id, struct pt_regs *regs) { struct net_device *dev = dev_id; struct tg3 *tp = netdev_priv(dev); struct tg3_hw_status *sblk = tp->hw_status; if ((sblk->status & SD_STATUS_UPDATED) || !(tr32(TG3PCI_PCISTATE) & PCISTATE_INT_NOT_ACTIVE)) { tw32_mailbox(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW, 0x00000001); return IRQ_RETVAL(1); } return IRQ_RETVAL(0); } static int tg3_init_hw(struct tg3 *, int); static int tg3_halt(struct tg3 *, int, int); /* Restart hardware after configuration changes, self-test, etc. * Invoked with tp->lock held. */ static int tg3_restart_hw(struct tg3 *tp, int reset_phy) { int err; err = tg3_init_hw(tp, reset_phy); if (err) { printk(KERN_ERR PFX "%s: Failed to re-initialize device, " "aborting.\n", tp->dev->name); tg3_halt(tp, RESET_KIND_SHUTDOWN, 1); tg3_full_unlock(tp); del_timer_sync(&tp->timer); tp->irq_sync = 0; netif_poll_enable(tp->dev); dev_close(tp->dev); tg3_full_lock(tp, 0); } return err; } #ifdef CONFIG_NET_POLL_CONTROLLER static void tg3_poll_controller(struct net_device *dev) { struct tg3 *tp = netdev_priv(dev); tg3_interrupt(tp->pdev->irq, dev, NULL); } #endif static void tg3_reset_task(void *_data) { struct tg3 *tp = _data; unsigned int restart_timer; tg3_full_lock(tp, 0); tp->tg3_flags |= TG3_FLAG_IN_RESET_TASK; if (!netif_running(tp->dev)) { tp->tg3_flags &= ~TG3_FLAG_IN_RESET_TASK; tg3_full_unlock(tp); return; } tg3_full_unlock(tp); tg3_netif_stop(tp); tg3_full_lock(tp, 1); restart_timer = tp->tg3_flags2 & TG3_FLG2_RESTART_TIMER; tp->tg3_flags2 &= ~TG3_FLG2_RESTART_TIMER; if (tp->tg3_flags & TG3_FLAG_TX_RECOVERY_PENDING) { tp->write32_tx_mbox = tg3_write32_tx_mbox; tp->write32_rx_mbox = tg3_write_flush_reg32; tp->tg3_flags |= TG3_FLAG_MBOX_WRITE_REORDER; tp->tg3_flags &= ~TG3_FLAG_TX_RECOVERY_PENDING; } tg3_halt(tp, RESET_KIND_SHUTDOWN, 0); if (tg3_init_hw(tp, 1)) goto out; tg3_netif_start(tp); if (restart_timer) mod_timer(&tp->timer, jiffies + 1); out: tp->tg3_flags &= ~TG3_FLAG_IN_RESET_TASK; tg3_full_unlock(tp); } static void tg3_tx_timeout(struct net_device *dev) { struct tg3 *tp = netdev_priv(dev); printk(KERN_ERR PFX "%s: transmit timed out, resetting\n", dev->name); schedule_work(&tp->reset_task); } /* Test for DMA buffers crossing any 4GB boundaries: 4G, 8G, etc */ static inline int tg3_4g_overflow_test(dma_addr_t mapping, int len) { u32 base = (u32) mapping & 0xffffffff; return ((base > 0xffffdcc0) && (base + len + 8 < base)); } /* Test for DMA addresses > 40-bit */ static inline int tg3_40bit_overflow_test(struct tg3 *tp, dma_addr_t mapping, int len) { #if defined(CONFIG_HIGHMEM) && (BITS_PER_LONG == 64) if (tp->tg3_flags & TG3_FLAG_40BIT_DMA_BUG) return (((u64) mapping + len) > DMA_40BIT_MASK); return 0; #else return 0; #endif } static void tg3_set_txd(struct tg3 *, int, dma_addr_t, int, u32, u32); /* Workaround 4GB and 40-bit hardware DMA bugs. */ static int tigon3_dma_hwbug_workaround(struct tg3 *tp, struct sk_buff *skb, u32 last_plus_one, u32 *start, u32 base_flags, u32 mss) { struct sk_buff *new_skb = skb_copy(skb, GFP_ATOMIC); dma_addr_t new_addr = 0; u32 entry = *start; int i, ret = 0; if (!new_skb) { ret = -1; } else { /* New SKB is guaranteed to be linear. */ entry = *start; new_addr = pci_map_single(tp->pdev, new_skb->data, new_skb->len, PCI_DMA_TODEVICE); /* Make sure new skb does not cross any 4G boundaries. * Drop the packet if it does. */ if (tg3_4g_overflow_test(new_addr, new_skb->len)) { ret = -1; dev_kfree_skb(new_skb); new_skb = NULL; } else { tg3_set_txd(tp, entry, new_addr, new_skb->len, base_flags, 1 | (mss << 1)); *start = NEXT_TX(entry); } } /* Now clean up the sw ring entries. */ i = 0; while (entry != last_plus_one) { int len; if (i == 0) len = skb_headlen(skb); else len = skb_shinfo(skb)->frags[i-1].size; pci_unmap_single(tp->pdev, pci_unmap_addr(&tp->tx_buffers[entry], mapping), len, PCI_DMA_TODEVICE); if (i == 0) { tp->tx_buffers[entry].skb = new_skb; pci_unmap_addr_set(&tp->tx_buffers[entry], mapping, new_addr); } else { tp->tx_buffers[entry].skb = NULL; } entry = NEXT_TX(entry); i++; } dev_kfree_skb(skb); return ret; } static void tg3_set_txd(struct tg3 *tp, int entry, dma_addr_t mapping, int len, u32 flags, u32 mss_and_is_end) { struct tg3_tx_buffer_desc *txd = &tp->tx_ring[entry]; int is_end = (mss_and_is_end & 0x1); u32 mss = (mss_and_is_end >> 1); u32 vlan_tag = 0; if (is_end) flags |= TXD_FLAG_END; if (flags & TXD_FLAG_VLAN) { vlan_tag = flags >> 16; flags &= 0xffff; } vlan_tag |= (mss << TXD_MSS_SHIFT); txd->addr_hi = ((u64) mapping >> 32); txd->addr_lo = ((u64) mapping & 0xffffffff); txd->len_flags = (len << TXD_LEN_SHIFT) | flags; txd->vlan_tag = vlan_tag << TXD_VLAN_TAG_SHIFT; } /* hard_start_xmit for devices that don't have any bugs and * support TG3_FLG2_HW_TSO_2 only. */ static int tg3_start_xmit(struct sk_buff *skb, struct net_device *dev) { struct tg3 *tp = netdev_priv(dev); dma_addr_t mapping; u32 len, entry, base_flags, mss; len = skb_headlen(skb); /* We are running in BH disabled context with netif_tx_lock * and TX reclaim runs via tp->poll inside of a software * interrupt. Furthermore, IRQ processing runs lockless so we have * no IRQ context deadlocks to worry about either. Rejoice! */ if (unlikely(TX_BUFFS_AVAIL(tp) <= (skb_shinfo(skb)->nr_frags + 1))) { if (!netif_queue_stopped(dev)) { netif_stop_queue(dev); /* This is a hard error, log it. */ printk(KERN_ERR PFX "%s: BUG! Tx Ring full when " "queue awake!\n", dev->name); } return NETDEV_TX_BUSY; } entry = tp->tx_prod; base_flags = 0; #if TG3_TSO_SUPPORT != 0 mss = 0; if (skb->len > (tp->dev->mtu + ETH_HLEN) && (mss = skb_shinfo(skb)->gso_size) != 0) { int tcp_opt_len, ip_tcp_len; if (skb_header_cloned(skb) && pskb_expand_head(skb, 0, 0, GFP_ATOMIC)) { dev_kfree_skb(skb); goto out_unlock; } if (skb_shinfo(skb)->gso_type & SKB_GSO_TCPV6) mss |= (skb_headlen(skb) - ETH_HLEN) << 9; else { tcp_opt_len = ((skb->h.th->doff - 5) * 4); ip_tcp_len = (skb->nh.iph->ihl * 4) + sizeof(struct tcphdr); skb->nh.iph->check = 0; skb->nh.iph->tot_len = htons(mss + ip_tcp_len + tcp_opt_len); mss |= (ip_tcp_len + tcp_opt_len) << 9; } base_flags |= (TXD_FLAG_CPU_PRE_DMA | TXD_FLAG_CPU_POST_DMA); skb->h.th->check = 0; } else if (skb->ip_summed == CHECKSUM_HW) base_flags |= TXD_FLAG_TCPUDP_CSUM; #else mss = 0; if (skb->ip_summed == CHECKSUM_HW) base_flags |= TXD_FLAG_TCPUDP_CSUM; #endif #if TG3_VLAN_TAG_USED if (tp->vlgrp != NULL && vlan_tx_tag_present(skb)) base_flags |= (TXD_FLAG_VLAN | (vlan_tx_tag_get(skb) << 16)); #endif /* Queue skb data, a.k.a. the main skb fragment. */ mapping = pci_map_single(tp->pdev, skb->data, len, PCI_DMA_TODEVICE); tp->tx_buffers[entry].skb = skb; pci_unmap_addr_set(&tp->tx_buffers[entry], mapping, mapping); tg3_set_txd(tp, entry, mapping, len, base_flags, (skb_shinfo(skb)->nr_frags == 0) | (mss << 1)); entry = NEXT_TX(entry); /* Now loop through additional data fragments, and queue them. */ if (skb_shinfo(skb)->nr_frags > 0) { unsigned int i, last; last = skb_shinfo(skb)->nr_frags - 1; for (i = 0; i <= last; i++) { skb_frag_t *frag = &skb_shinfo(skb)->frags[i]; len = frag->size; mapping = pci_map_page(tp->pdev, frag->page, frag->page_offset, len, PCI_DMA_TODEVICE); tp->tx_buffers[entry].skb = NULL; pci_unmap_addr_set(&tp->tx_buffers[entry], mapping, mapping); tg3_set_txd(tp, entry, mapping, len, base_flags, (i == last) | (mss << 1)); entry = NEXT_TX(entry); } } /* Packets are ready, update Tx producer idx local and on card. */ tw32_tx_mbox((MAILBOX_SNDHOST_PROD_IDX_0 + TG3_64BIT_REG_LOW), entry); tp->tx_prod = entry; if (unlikely(TX_BUFFS_AVAIL(tp) <= (MAX_SKB_FRAGS + 1))) { spin_lock(&tp->tx_lock); netif_stop_queue(dev); if (TX_BUFFS_AVAIL(tp) > TG3_TX_WAKEUP_THRESH) netif_wake_queue(tp->dev); spin_unlock(&tp->tx_lock); } out_unlock: mmiowb(); dev->trans_start = jiffies; return NETDEV_TX_OK; } #if TG3_TSO_SUPPORT != 0 static int tg3_start_xmit_dma_bug(struct sk_buff *, struct net_device *); /* Use GSO to workaround a rare TSO bug that may be triggered when the * TSO header is greater than 80 bytes. */ static int tg3_tso_bug(struct tg3 *tp, struct sk_buff *skb) { struct sk_buff *segs, *nskb; /* Estimate the number of fragments in the worst case */ if (unlikely(TX_BUFFS_AVAIL(tp) <= (skb_shinfo(skb)->gso_segs * 3))) { netif_stop_queue(tp->dev); return NETDEV_TX_BUSY; } segs = skb_gso_segment(skb, tp->dev->features & ~NETIF_F_TSO); if (unlikely(IS_ERR(segs))) goto tg3_tso_bug_end; do { nskb = segs; segs = segs->next; nskb->next = NULL; tg3_start_xmit_dma_bug(nskb, tp->dev); } while (segs); tg3_tso_bug_end: dev_kfree_skb(skb); return NETDEV_TX_OK; } #endif /* hard_start_xmit for devices that have the 4G bug and/or 40-bit bug and * support TG3_FLG2_HW_TSO_1 or firmware TSO only. */ static int tg3_start_xmit_dma_bug(struct sk_buff *skb, struct net_device *dev) { struct tg3 *tp = netdev_priv(dev); dma_addr_t mapping; u32 len, entry, base_flags, mss; int would_hit_hwbug; len = skb_headlen(skb); /* We are running in BH disabled context with netif_tx_lock * and TX reclaim runs via tp->poll inside of a software * interrupt. Furthermore, IRQ processing runs lockless so we have * no IRQ context deadlocks to worry about either. Rejoice! */ if (unlikely(TX_BUFFS_AVAIL(tp) <= (skb_shinfo(skb)->nr_frags + 1))) { if (!netif_queue_stopped(dev)) { netif_stop_queue(dev); /* This is a hard error, log it. */ printk(KERN_ERR PFX "%s: BUG! Tx Ring full when " "queue awake!\n", dev->name); } return NETDEV_TX_BUSY; } entry = tp->tx_prod; base_flags = 0; if (skb->ip_summed == CHECKSUM_HW) base_flags |= TXD_FLAG_TCPUDP_CSUM; #if TG3_TSO_SUPPORT != 0 mss = 0; if (skb->len > (tp->dev->mtu + ETH_HLEN) && (mss = skb_shinfo(skb)->gso_size) != 0) { int tcp_opt_len, ip_tcp_len, hdr_len; if (skb_header_cloned(skb) && pskb_expand_head(skb, 0, 0, GFP_ATOMIC)) { dev_kfree_skb(skb); goto out_unlock; } tcp_opt_len = ((skb->h.th->doff - 5) * 4); ip_tcp_len = (skb->nh.iph->ihl * 4) + sizeof(struct tcphdr); hdr_len = ip_tcp_len + tcp_opt_len; if (unlikely((ETH_HLEN + hdr_len) > 80) && (tp->tg3_flags2 & TG3_FLG2_HW_TSO_1_BUG)) return (tg3_tso_bug(tp, skb)); base_flags |= (TXD_FLAG_CPU_PRE_DMA | TXD_FLAG_CPU_POST_DMA); skb->nh.iph->check = 0; skb->nh.iph->tot_len = htons(mss + hdr_len); if (tp->tg3_flags2 & TG3_FLG2_HW_TSO) { skb->h.th->check = 0; base_flags &= ~TXD_FLAG_TCPUDP_CSUM; } else { skb->h.th->check = ~csum_tcpudp_magic(skb->nh.iph->saddr, skb->nh.iph->daddr, 0, IPPROTO_TCP, 0); } if ((tp->tg3_flags2 & TG3_FLG2_HW_TSO) || (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705)) { if (tcp_opt_len || skb->nh.iph->ihl > 5) { int tsflags; tsflags = ((skb->nh.iph->ihl - 5) + (tcp_opt_len >> 2)); mss |= (tsflags << 11); } } else { if (tcp_opt_len || skb->nh.iph->ihl > 5) { int tsflags; tsflags = ((skb->nh.iph->ihl - 5) + (tcp_opt_len >> 2)); base_flags |= tsflags << 12; } } } #else mss = 0; #endif #if TG3_VLAN_TAG_USED if (tp->vlgrp != NULL && vlan_tx_tag_present(skb)) base_flags |= (TXD_FLAG_VLAN | (vlan_tx_tag_get(skb) << 16)); #endif /* Queue skb data, a.k.a. the main skb fragment. */ mapping = pci_map_single(tp->pdev, skb->data, len, PCI_DMA_TODEVICE); tp->tx_buffers[entry].skb = skb; pci_unmap_addr_set(&tp->tx_buffers[entry], mapping, mapping); would_hit_hwbug = 0; if (tg3_4g_overflow_test(mapping, len)) would_hit_hwbug = 1; tg3_set_txd(tp, entry, mapping, len, base_flags, (skb_shinfo(skb)->nr_frags == 0) | (mss << 1)); entry = NEXT_TX(entry); /* Now loop through additional data fragments, and queue them. */ if (skb_shinfo(skb)->nr_frags > 0) { unsigned int i, last; last = skb_shinfo(skb)->nr_frags - 1; for (i = 0; i <= last; i++) { skb_frag_t *frag = &skb_shinfo(skb)->frags[i]; len = frag->size; mapping = pci_map_page(tp->pdev, frag->page, frag->page_offset, len, PCI_DMA_TODEVICE); tp->tx_buffers[entry].skb = NULL; pci_unmap_addr_set(&tp->tx_buffers[entry], mapping, mapping); if (tg3_4g_overflow_test(mapping, len)) would_hit_hwbug = 1; if (tg3_40bit_overflow_test(tp, mapping, len)) would_hit_hwbug = 1; if (tp->tg3_flags2 & TG3_FLG2_HW_TSO) tg3_set_txd(tp, entry, mapping, len, base_flags, (i == last)|(mss << 1)); else tg3_set_txd(tp, entry, mapping, len, base_flags, (i == last)); entry = NEXT_TX(entry); } } if (would_hit_hwbug) { u32 last_plus_one = entry; u32 start; start = entry - 1 - skb_shinfo(skb)->nr_frags; start &= (TG3_TX_RING_SIZE - 1); /* If the workaround fails due to memory/mapping * failure, silently drop this packet. */ if (tigon3_dma_hwbug_workaround(tp, skb, last_plus_one, &start, base_flags, mss)) goto out_unlock; entry = start; } /* Packets are ready, update Tx producer idx local and on card. */ tw32_tx_mbox((MAILBOX_SNDHOST_PROD_IDX_0 + TG3_64BIT_REG_LOW), entry); tp->tx_prod = entry; if (unlikely(TX_BUFFS_AVAIL(tp) <= (MAX_SKB_FRAGS + 1))) { spin_lock(&tp->tx_lock); netif_stop_queue(dev); if (TX_BUFFS_AVAIL(tp) > TG3_TX_WAKEUP_THRESH) netif_wake_queue(tp->dev); spin_unlock(&tp->tx_lock); } out_unlock: mmiowb(); dev->trans_start = jiffies; return NETDEV_TX_OK; } static inline void tg3_set_mtu(struct net_device *dev, struct tg3 *tp, int new_mtu) { dev->mtu = new_mtu; if (new_mtu > ETH_DATA_LEN) { if (tp->tg3_flags2 & TG3_FLG2_5780_CLASS) { tp->tg3_flags2 &= ~TG3_FLG2_TSO_CAPABLE; ethtool_op_set_tso(dev, 0); } else tp->tg3_flags |= TG3_FLAG_JUMBO_RING_ENABLE; } else { if (tp->tg3_flags2 & TG3_FLG2_5780_CLASS) tp->tg3_flags2 |= TG3_FLG2_TSO_CAPABLE; tp->tg3_flags &= ~TG3_FLAG_JUMBO_RING_ENABLE; } } static int tg3_change_mtu(struct net_device *dev, int new_mtu) { struct tg3 *tp = netdev_priv(dev); int err; if (new_mtu < TG3_MIN_MTU || new_mtu > TG3_MAX_MTU(tp)) return -EINVAL; if (!netif_running(dev)) { /* We'll just catch it later when the * device is up'd. */ tg3_set_mtu(dev, tp, new_mtu); return 0; } tg3_netif_stop(tp); tg3_full_lock(tp, 1); tg3_halt(tp, RESET_KIND_SHUTDOWN, 1); tg3_set_mtu(dev, tp, new_mtu); err = tg3_restart_hw(tp, 0); if (!err) tg3_netif_start(tp); tg3_full_unlock(tp); return err; } /* Free up pending packets in all rx/tx rings. * * The chip has been shut down and the driver detached from * the networking, so no interrupts or new tx packets will * end up in the driver. tp->{tx,}lock is not held and we are not * in an interrupt context and thus may sleep. */ static void tg3_free_rings(struct tg3 *tp) { struct ring_info *rxp; int i; for (i = 0; i < TG3_RX_RING_SIZE; i++) { rxp = &tp->rx_std_buffers[i]; if (rxp->skb == NULL) continue; pci_unmap_single(tp->pdev, pci_unmap_addr(rxp, mapping), tp->rx_pkt_buf_sz - tp->rx_offset, PCI_DMA_FROMDEVICE); dev_kfree_skb_any(rxp->skb); rxp->skb = NULL; } for (i = 0; i < TG3_RX_JUMBO_RING_SIZE; i++) { rxp = &tp->rx_jumbo_buffers[i]; if (rxp->skb == NULL) continue; pci_unmap_single(tp->pdev, pci_unmap_addr(rxp, mapping), RX_JUMBO_PKT_BUF_SZ - tp->rx_offset, PCI_DMA_FROMDEVICE); dev_kfree_skb_any(rxp->skb); rxp->skb = NULL; } for (i = 0; i < TG3_TX_RING_SIZE; ) { struct tx_ring_info *txp; struct sk_buff *skb; int j; txp = &tp->tx_buffers[i]; skb = txp->skb; if (skb == NULL) { i++; continue; } pci_unmap_single(tp->pdev, pci_unmap_addr(txp, mapping), skb_headlen(skb), PCI_DMA_TODEVICE); txp->skb = NULL; i++; for (j = 0; j < skb_shinfo(skb)->nr_frags; j++) { txp = &tp->tx_buffers[i & (TG3_TX_RING_SIZE - 1)]; pci_unmap_page(tp->pdev, pci_unmap_addr(txp, mapping), skb_shinfo(skb)->frags[j].size, PCI_DMA_TODEVICE); i++; } dev_kfree_skb_any(skb); } } /* Initialize tx/rx rings for packet processing. * * The chip has been shut down and the driver detached from * the networking, so no interrupts or new tx packets will * end up in the driver. tp->{tx,}lock are held and thus * we may not sleep. */ static int tg3_init_rings(struct tg3 *tp) { u32 i; /* Free up all the SKBs. */ tg3_free_rings(tp); /* Zero out all descriptors. */ memset(tp->rx_std, 0, TG3_RX_RING_BYTES); memset(tp->rx_jumbo, 0, TG3_RX_JUMBO_RING_BYTES); memset(tp->rx_rcb, 0, TG3_RX_RCB_RING_BYTES(tp)); memset(tp->tx_ring, 0, TG3_TX_RING_BYTES); tp->rx_pkt_buf_sz = RX_PKT_BUF_SZ; if ((tp->tg3_flags2 & TG3_FLG2_5780_CLASS) && (tp->dev->mtu > ETH_DATA_LEN)) tp->rx_pkt_buf_sz = RX_JUMBO_PKT_BUF_SZ; /* Initialize invariants of the rings, we only set this * stuff once. This works because the card does not * write into the rx buffer posting rings. */ for (i = 0; i < TG3_RX_RING_SIZE; i++) { struct tg3_rx_buffer_desc *rxd; rxd = &tp->rx_std[i]; rxd->idx_len = (tp->rx_pkt_buf_sz - tp->rx_offset - 64) << RXD_LEN_SHIFT; rxd->type_flags = (RXD_FLAG_END << RXD_FLAGS_SHIFT); rxd->opaque = (RXD_OPAQUE_RING_STD | (i << RXD_OPAQUE_INDEX_SHIFT)); } if (tp->tg3_flags & TG3_FLAG_JUMBO_RING_ENABLE) { for (i = 0; i < TG3_RX_JUMBO_RING_SIZE; i++) { struct tg3_rx_buffer_desc *rxd; rxd = &tp->rx_jumbo[i]; rxd->idx_len = (RX_JUMBO_PKT_BUF_SZ - tp->rx_offset - 64) << RXD_LEN_SHIFT; rxd->type_flags = (RXD_FLAG_END << RXD_FLAGS_SHIFT) | RXD_FLAG_JUMBO; rxd->opaque = (RXD_OPAQUE_RING_JUMBO | (i << RXD_OPAQUE_INDEX_SHIFT)); } } /* Now allocate fresh SKBs for each rx ring. */ for (i = 0; i < tp->rx_pending; i++) { if (tg3_alloc_rx_skb(tp, RXD_OPAQUE_RING_STD, -1, i) < 0) { printk(KERN_WARNING PFX "%s: Using a smaller RX standard ring, " "only %d out of %d buffers were allocated " "successfully.\n", tp->dev->name, i, tp->rx_pending); if (i == 0) return -ENOMEM; tp->rx_pending = i; break; } } if (tp->tg3_flags & TG3_FLAG_JUMBO_RING_ENABLE) { for (i = 0; i < tp->rx_jumbo_pending; i++) { if (tg3_alloc_rx_skb(tp, RXD_OPAQUE_RING_JUMBO, -1, i) < 0) { printk(KERN_WARNING PFX "%s: Using a smaller RX jumbo ring, " "only %d out of %d buffers were " "allocated successfully.\n", tp->dev->name, i, tp->rx_jumbo_pending); if (i == 0) { tg3_free_rings(tp); return -ENOMEM; } tp->rx_jumbo_pending = i; break; } } } return 0; } /* * Must not be invoked with interrupt sources disabled and * the hardware shutdown down. */ static void tg3_free_consistent(struct tg3 *tp) { kfree(tp->rx_std_buffers); tp->rx_std_buffers = NULL; if (tp->rx_std) { pci_free_consistent(tp->pdev, TG3_RX_RING_BYTES, tp->rx_std, tp->rx_std_mapping); tp->rx_std = NULL; } if (tp->rx_jumbo) { pci_free_consistent(tp->pdev, TG3_RX_JUMBO_RING_BYTES, tp->rx_jumbo, tp->rx_jumbo_mapping); tp->rx_jumbo = NULL; } if (tp->rx_rcb) { pci_free_consistent(tp->pdev, TG3_RX_RCB_RING_BYTES(tp), tp->rx_rcb, tp->rx_rcb_mapping); tp->rx_rcb = NULL; } if (tp->tx_ring) { pci_free_consistent(tp->pdev, TG3_TX_RING_BYTES, tp->tx_ring, tp->tx_desc_mapping); tp->tx_ring = NULL; } if (tp->hw_status) { pci_free_consistent(tp->pdev, TG3_HW_STATUS_SIZE, tp->hw_status, tp->status_mapping); tp->hw_status = NULL; } if (tp->hw_stats) { pci_free_consistent(tp->pdev, sizeof(struct tg3_hw_stats), tp->hw_stats, tp->stats_mapping); tp->hw_stats = NULL; } } /* * Must not be invoked with interrupt sources disabled and * the hardware shutdown down. Can sleep. */ static int tg3_alloc_consistent(struct tg3 *tp) { tp->rx_std_buffers = kmalloc((sizeof(struct ring_info) * (TG3_RX_RING_SIZE + TG3_RX_JUMBO_RING_SIZE)) + (sizeof(struct tx_ring_info) * TG3_TX_RING_SIZE), GFP_KERNEL); if (!tp->rx_std_buffers) return -ENOMEM; memset(tp->rx_std_buffers, 0, (sizeof(struct ring_info) * (TG3_RX_RING_SIZE + TG3_RX_JUMBO_RING_SIZE)) + (sizeof(struct tx_ring_info) * TG3_TX_RING_SIZE)); tp->rx_jumbo_buffers = &tp->rx_std_buffers[TG3_RX_RING_SIZE]; tp->tx_buffers = (struct tx_ring_info *) &tp->rx_jumbo_buffers[TG3_RX_JUMBO_RING_SIZE]; tp->rx_std = pci_alloc_consistent(tp->pdev, TG3_RX_RING_BYTES, &tp->rx_std_mapping); if (!tp->rx_std) goto err_out; tp->rx_jumbo = pci_alloc_consistent(tp->pdev, TG3_RX_JUMBO_RING_BYTES, &tp->rx_jumbo_mapping); if (!tp->rx_jumbo) goto err_out; tp->rx_rcb = pci_alloc_consistent(tp->pdev, TG3_RX_RCB_RING_BYTES(tp), &tp->rx_rcb_mapping); if (!tp->rx_rcb) goto err_out; tp->tx_ring = pci_alloc_consistent(tp->pdev, TG3_TX_RING_BYTES, &tp->tx_desc_mapping); if (!tp->tx_ring) goto err_out; tp->hw_status = pci_alloc_consistent(tp->pdev, TG3_HW_STATUS_SIZE, &tp->status_mapping); if (!tp->hw_status) goto err_out; tp->hw_stats = pci_alloc_consistent(tp->pdev, sizeof(struct tg3_hw_stats), &tp->stats_mapping); if (!tp->hw_stats) goto err_out; memset(tp->hw_status, 0, TG3_HW_STATUS_SIZE); memset(tp->hw_stats, 0, sizeof(struct tg3_hw_stats)); return 0; err_out: tg3_free_consistent(tp); return -ENOMEM; } #define MAX_WAIT_CNT 1000 /* To stop a block, clear the enable bit and poll till it * clears. tp->lock is held. */ static int tg3_stop_block(struct tg3 *tp, unsigned long ofs, u32 enable_bit, int silent) { unsigned int i; u32 val; if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS) { switch (ofs) { case RCVLSC_MODE: case DMAC_MODE: case MBFREE_MODE: case BUFMGR_MODE: case MEMARB_MODE: /* We can't enable/disable these bits of the * 5705/5750, just say success. */ return 0; default: break; }; } val = tr32(ofs); val &= ~enable_bit; tw32_f(ofs, val); for (i = 0; i < MAX_WAIT_CNT; i++) { udelay(100); val = tr32(ofs); if ((val & enable_bit) == 0) break; } if (i == MAX_WAIT_CNT && !silent) { printk(KERN_ERR PFX "tg3_stop_block timed out, " "ofs=%lx enable_bit=%x\n", ofs, enable_bit); return -ENODEV; } return 0; } /* tp->lock is held. */ static int tg3_abort_hw(struct tg3 *tp, int silent) { int i, err; tg3_disable_ints(tp); tp->rx_mode &= ~RX_MODE_ENABLE; tw32_f(MAC_RX_MODE, tp->rx_mode); udelay(10); err = tg3_stop_block(tp, RCVBDI_MODE, RCVBDI_MODE_ENABLE, silent); err |= tg3_stop_block(tp, RCVLPC_MODE, RCVLPC_MODE_ENABLE, silent); err |= tg3_stop_block(tp, RCVLSC_MODE, RCVLSC_MODE_ENABLE, silent); err |= tg3_stop_block(tp, RCVDBDI_MODE, RCVDBDI_MODE_ENABLE, silent); err |= tg3_stop_block(tp, RCVDCC_MODE, RCVDCC_MODE_ENABLE, silent); err |= tg3_stop_block(tp, RCVCC_MODE, RCVCC_MODE_ENABLE, silent); err |= tg3_stop_block(tp, SNDBDS_MODE, SNDBDS_MODE_ENABLE, silent); err |= tg3_stop_block(tp, SNDBDI_MODE, SNDBDI_MODE_ENABLE, silent); err |= tg3_stop_block(tp, SNDDATAI_MODE, SNDDATAI_MODE_ENABLE, silent); err |= tg3_stop_block(tp, RDMAC_MODE, RDMAC_MODE_ENABLE, silent); err |= tg3_stop_block(tp, SNDDATAC_MODE, SNDDATAC_MODE_ENABLE, silent); err |= tg3_stop_block(tp, DMAC_MODE, DMAC_MODE_ENABLE, silent); err |= tg3_stop_block(tp, SNDBDC_MODE, SNDBDC_MODE_ENABLE, silent); tp->mac_mode &= ~MAC_MODE_TDE_ENABLE; tw32_f(MAC_MODE, tp->mac_mode); udelay(40); tp->tx_mode &= ~TX_MODE_ENABLE; tw32_f(MAC_TX_MODE, tp->tx_mode); for (i = 0; i < MAX_WAIT_CNT; i++) { udelay(100); if (!(tr32(MAC_TX_MODE) & TX_MODE_ENABLE)) break; } if (i >= MAX_WAIT_CNT) { printk(KERN_ERR PFX "tg3_abort_hw timed out for %s, " "TX_MODE_ENABLE will not clear MAC_TX_MODE=%08x\n", tp->dev->name, tr32(MAC_TX_MODE)); err |= -ENODEV; } err |= tg3_stop_block(tp, HOSTCC_MODE, HOSTCC_MODE_ENABLE, silent); err |= tg3_stop_block(tp, WDMAC_MODE, WDMAC_MODE_ENABLE, silent); err |= tg3_stop_block(tp, MBFREE_MODE, MBFREE_MODE_ENABLE, silent); tw32(FTQ_RESET, 0xffffffff); tw32(FTQ_RESET, 0x00000000); err |= tg3_stop_block(tp, BUFMGR_MODE, BUFMGR_MODE_ENABLE, silent); err |= tg3_stop_block(tp, MEMARB_MODE, MEMARB_MODE_ENABLE, silent); if (tp->hw_status) memset(tp->hw_status, 0, TG3_HW_STATUS_SIZE); if (tp->hw_stats) memset(tp->hw_stats, 0, sizeof(struct tg3_hw_stats)); return err; } /* tp->lock is held. */ static int tg3_nvram_lock(struct tg3 *tp) { if (tp->tg3_flags & TG3_FLAG_NVRAM) { int i; if (tp->nvram_lock_cnt == 0) { tw32(NVRAM_SWARB, SWARB_REQ_SET1); for (i = 0; i < 8000; i++) { if (tr32(NVRAM_SWARB) & SWARB_GNT1) break; udelay(20); } if (i == 8000) { tw32(NVRAM_SWARB, SWARB_REQ_CLR1); return -ENODEV; } } tp->nvram_lock_cnt++; } return 0; } /* tp->lock is held. */ static void tg3_nvram_unlock(struct tg3 *tp) { if (tp->tg3_flags & TG3_FLAG_NVRAM) { if (tp->nvram_lock_cnt > 0) tp->nvram_lock_cnt--; if (tp->nvram_lock_cnt == 0) tw32_f(NVRAM_SWARB, SWARB_REQ_CLR1); } } /* tp->lock is held. */ static void tg3_enable_nvram_access(struct tg3 *tp) { if ((tp->tg3_flags2 & TG3_FLG2_5750_PLUS) && !(tp->tg3_flags2 & TG3_FLG2_PROTECTED_NVRAM)) { u32 nvaccess = tr32(NVRAM_ACCESS); tw32(NVRAM_ACCESS, nvaccess | ACCESS_ENABLE); } } /* tp->lock is held. */ static void tg3_disable_nvram_access(struct tg3 *tp) { if ((tp->tg3_flags2 & TG3_FLG2_5750_PLUS) && !(tp->tg3_flags2 & TG3_FLG2_PROTECTED_NVRAM)) { u32 nvaccess = tr32(NVRAM_ACCESS); tw32(NVRAM_ACCESS, nvaccess & ~ACCESS_ENABLE); } } /* tp->lock is held. */ static void tg3_write_sig_pre_reset(struct tg3 *tp, int kind) { tg3_write_mem(tp, NIC_SRAM_FIRMWARE_MBOX, NIC_SRAM_FIRMWARE_MBOX_MAGIC1); if (tp->tg3_flags2 & TG3_FLG2_ASF_NEW_HANDSHAKE) { switch (kind) { case RESET_KIND_INIT: tg3_write_mem(tp, NIC_SRAM_FW_DRV_STATE_MBOX, DRV_STATE_START); break; case RESET_KIND_SHUTDOWN: tg3_write_mem(tp, NIC_SRAM_FW_DRV_STATE_MBOX, DRV_STATE_UNLOAD); break; case RESET_KIND_SUSPEND: tg3_write_mem(tp, NIC_SRAM_FW_DRV_STATE_MBOX, DRV_STATE_SUSPEND); break; default: break; }; } } /* tp->lock is held. */ static void tg3_write_sig_post_reset(struct tg3 *tp, int kind) { if (tp->tg3_flags2 & TG3_FLG2_ASF_NEW_HANDSHAKE) { switch (kind) { case RESET_KIND_INIT: tg3_write_mem(tp, NIC_SRAM_FW_DRV_STATE_MBOX, DRV_STATE_START_DONE); break; case RESET_KIND_SHUTDOWN: tg3_write_mem(tp, NIC_SRAM_FW_DRV_STATE_MBOX, DRV_STATE_UNLOAD_DONE); break; default: break; }; } } /* tp->lock is held. */ static void tg3_write_sig_legacy(struct tg3 *tp, int kind) { if (tp->tg3_flags & TG3_FLAG_ENABLE_ASF) { switch (kind) { case RESET_KIND_INIT: tg3_write_mem(tp, NIC_SRAM_FW_DRV_STATE_MBOX, DRV_STATE_START); break; case RESET_KIND_SHUTDOWN: tg3_write_mem(tp, NIC_SRAM_FW_DRV_STATE_MBOX, DRV_STATE_UNLOAD); break; case RESET_KIND_SUSPEND: tg3_write_mem(tp, NIC_SRAM_FW_DRV_STATE_MBOX, DRV_STATE_SUSPEND); break; default: break; }; } } static void tg3_stop_fw(struct tg3 *); /* tp->lock is held. */ static int tg3_chip_reset(struct tg3 *tp) { u32 val; void (*write_op)(struct tg3 *, u32, u32); int i; tg3_nvram_lock(tp); /* No matching tg3_nvram_unlock() after this because * chip reset below will undo the nvram lock. */ tp->nvram_lock_cnt = 0; if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5752 || GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5755 || GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5787) tw32(GRC_FASTBOOT_PC, 0); /* * We must avoid the readl() that normally takes place. * It locks machines, causes machine checks, and other * fun things. So, temporarily disable the 5701 * hardware workaround, while we do the reset. */ write_op = tp->write32; if (write_op == tg3_write_flush_reg32) tp->write32 = tg3_write32; /* do the reset */ val = GRC_MISC_CFG_CORECLK_RESET; if (tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS) { if (tr32(0x7e2c) == 0x60) { tw32(0x7e2c, 0x20); } if (tp->pci_chip_rev_id != CHIPREV_ID_5750_A0) { tw32(GRC_MISC_CFG, (1 << 29)); val |= (1 << 29); } } if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS) val |= GRC_MISC_CFG_KEEP_GPHY_POWER; tw32(GRC_MISC_CFG, val); /* restore 5701 hardware bug workaround write method */ tp->write32 = write_op; /* Unfortunately, we have to delay before the PCI read back. * Some 575X chips even will not respond to a PCI cfg access * when the reset command is given to the chip. * * How do these hardware designers expect things to work * properly if the PCI write is posted for a long period * of time? It is always necessary to have some method by * which a register read back can occur to push the write * out which does the reset. * * For most tg3 variants the trick below was working. * Ho hum... */ udelay(120); /* Flush PCI posted writes. The normal MMIO registers * are inaccessible at this time so this is the only * way to make this reliably (actually, this is no longer * the case, see above). I tried to use indirect * register read/write but this upset some 5701 variants. */ pci_read_config_dword(tp->pdev, PCI_COMMAND, &val); udelay(120); if (tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS) { if (tp->pci_chip_rev_id == CHIPREV_ID_5750_A0) { int i; u32 cfg_val; /* Wait for link training to complete. */ for (i = 0; i < 5000; i++) udelay(100); pci_read_config_dword(tp->pdev, 0xc4, &cfg_val); pci_write_config_dword(tp->pdev, 0xc4, cfg_val | (1 << 15)); } /* Set PCIE max payload size and clear error status. */ pci_write_config_dword(tp->pdev, 0xd8, 0xf5000); } /* Re-enable indirect register accesses. */ pci_write_config_dword(tp->pdev, TG3PCI_MISC_HOST_CTRL, tp->misc_host_ctrl); /* Set MAX PCI retry to zero. */ val = (PCISTATE_ROM_ENABLE | PCISTATE_ROM_RETRY_ENABLE); if (tp->pci_chip_rev_id == CHIPREV_ID_5704_A0 && (tp->tg3_flags & TG3_FLAG_PCIX_MODE)) val |= PCISTATE_RETRY_SAME_DMA; pci_write_config_dword(tp->pdev, TG3PCI_PCISTATE, val); pci_restore_state(tp->pdev); /* Make sure PCI-X relaxed ordering bit is clear. */ pci_read_config_dword(tp->pdev, TG3PCI_X_CAPS, &val); val &= ~PCIX_CAPS_RELAXED_ORDERING; pci_write_config_dword(tp->pdev, TG3PCI_X_CAPS, val); if (tp->tg3_flags2 & TG3_FLG2_5780_CLASS) { u32 val; /* Chip reset on 5780 will reset MSI enable bit, * so need to restore it. */ if (tp->tg3_flags2 & TG3_FLG2_USING_MSI) { u16 ctrl; pci_read_config_word(tp->pdev, tp->msi_cap + PCI_MSI_FLAGS, &ctrl); pci_write_config_word(tp->pdev, tp->msi_cap + PCI_MSI_FLAGS, ctrl | PCI_MSI_FLAGS_ENABLE); val = tr32(MSGINT_MODE); tw32(MSGINT_MODE, val | MSGINT_MODE_ENABLE); } val = tr32(MEMARB_MODE); tw32(MEMARB_MODE, val | MEMARB_MODE_ENABLE); } else tw32(MEMARB_MODE, MEMARB_MODE_ENABLE); if (tp->pci_chip_rev_id == CHIPREV_ID_5750_A3) { tg3_stop_fw(tp); tw32(0x5000, 0x400); } tw32(GRC_MODE, tp->grc_mode); if (tp->pci_chip_rev_id == CHIPREV_ID_5705_A0) { u32 val = tr32(0xc4); tw32(0xc4, val | (1 << 15)); } if ((tp->nic_sram_data_cfg & NIC_SRAM_DATA_CFG_MINI_PCI) != 0 && GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705) { tp->pci_clock_ctrl |= CLOCK_CTRL_CLKRUN_OENABLE; if (tp->pci_chip_rev_id == CHIPREV_ID_5705_A0) tp->pci_clock_ctrl |= CLOCK_CTRL_FORCE_CLKRUN; tw32(TG3PCI_CLOCK_CTRL, tp->pci_clock_ctrl); } if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES) { tp->mac_mode = MAC_MODE_PORT_MODE_TBI; tw32_f(MAC_MODE, tp->mac_mode); } else if (tp->tg3_flags2 & TG3_FLG2_MII_SERDES) { tp->mac_mode = MAC_MODE_PORT_MODE_GMII; tw32_f(MAC_MODE, tp->mac_mode); } else tw32_f(MAC_MODE, 0); udelay(40); /* Wait for firmware initialization to complete. */ for (i = 0; i < 100000; i++) { tg3_read_mem(tp, NIC_SRAM_FIRMWARE_MBOX, &val); if (val == ~NIC_SRAM_FIRMWARE_MBOX_MAGIC1) break; udelay(10); } /* Chip might not be fitted with firmare. Some Sun onboard * parts are configured like that. So don't signal the timeout * of the above loop as an error, but do report the lack of * running firmware once. */ if (i >= 100000 && !(tp->tg3_flags2 & TG3_FLG2_NO_FWARE_REPORTED)) { tp->tg3_flags2 |= TG3_FLG2_NO_FWARE_REPORTED; printk(KERN_INFO PFX "%s: No firmware running.\n", tp->dev->name); } if ((tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS) && tp->pci_chip_rev_id != CHIPREV_ID_5750_A0) { u32 val = tr32(0x7c00); tw32(0x7c00, val | (1 << 25)); } /* Reprobe ASF enable state. */ tp->tg3_flags &= ~TG3_FLAG_ENABLE_ASF; tp->tg3_flags2 &= ~TG3_FLG2_ASF_NEW_HANDSHAKE; tg3_read_mem(tp, NIC_SRAM_DATA_SIG, &val); if (val == NIC_SRAM_DATA_SIG_MAGIC) { u32 nic_cfg; tg3_read_mem(tp, NIC_SRAM_DATA_CFG, &nic_cfg); if (nic_cfg & NIC_SRAM_DATA_CFG_ASF_ENABLE) { tp->tg3_flags |= TG3_FLAG_ENABLE_ASF; if (tp->tg3_flags2 & TG3_FLG2_5750_PLUS) tp->tg3_flags2 |= TG3_FLG2_ASF_NEW_HANDSHAKE; } } return 0; } /* tp->lock is held. */ static void tg3_stop_fw(struct tg3 *tp) { if (tp->tg3_flags & TG3_FLAG_ENABLE_ASF) { u32 val; int i; tg3_write_mem(tp, NIC_SRAM_FW_CMD_MBOX, FWCMD_NICDRV_PAUSE_FW); val = tr32(GRC_RX_CPU_EVENT); val |= (1 << 14); tw32(GRC_RX_CPU_EVENT, val); /* Wait for RX cpu to ACK the event. */ for (i = 0; i < 100; i++) { if (!(tr32(GRC_RX_CPU_EVENT) & (1 << 14))) break; udelay(1); } } } /* tp->lock is held. */ static int tg3_halt(struct tg3 *tp, int kind, int silent) { int err; tg3_stop_fw(tp); tg3_write_sig_pre_reset(tp, kind); tg3_abort_hw(tp, silent); err = tg3_chip_reset(tp); tg3_write_sig_legacy(tp, kind); tg3_write_sig_post_reset(tp, kind); if (err) return err; return 0; } #define TG3_FW_RELEASE_MAJOR 0x0 #define TG3_FW_RELASE_MINOR 0x0 #define TG3_FW_RELEASE_FIX 0x0 #define TG3_FW_START_ADDR 0x08000000 #define TG3_FW_TEXT_ADDR 0x08000000 #define TG3_FW_TEXT_LEN 0x9c0 #define TG3_FW_RODATA_ADDR 0x080009c0 #define TG3_FW_RODATA_LEN 0x60 #define TG3_FW_DATA_ADDR 0x08000a40 #define TG3_FW_DATA_LEN 0x20 #define TG3_FW_SBSS_ADDR 0x08000a60 #define TG3_FW_SBSS_LEN 0xc #define TG3_FW_BSS_ADDR 0x08000a70 #define TG3_FW_BSS_LEN 0x10 static u32 tg3FwText[(TG3_FW_TEXT_LEN / sizeof(u32)) + 1] = { 0x00000000, 0x10000003, 0x00000000, 0x0000000d, 0x0000000d, 0x3c1d0800, 0x37bd3ffc, 0x03a0f021, 0x3c100800, 0x26100000, 0x0e000018, 0x00000000, 0x0000000d, 0x3c1d0800, 0x37bd3ffc, 0x03a0f021, 0x3c100800, 0x26100034, 0x0e00021c, 0x00000000, 0x0000000d, 0x00000000, 0x00000000, 0x00000000, 0x27bdffe0, 0x3c1cc000, 0xafbf0018, 0xaf80680c, 0x0e00004c, 0x241b2105, 0x97850000, 0x97870002, 0x9782002c, 0x9783002e, 0x3c040800, 0x248409c0, 0xafa00014, 0x00021400, 0x00621825, 0x00052c00, 0xafa30010, 0x8f860010, 0x00e52825, 0x0e000060, 0x24070102, 0x3c02ac00, 0x34420100, 0x3c03ac01, 0x34630100, 0xaf820490, 0x3c02ffff, 0xaf820494, 0xaf830498, 0xaf82049c, 0x24020001, 0xaf825ce0, 0x0e00003f, 0xaf825d00, 0x0e000140, 0x00000000, 0x8fbf0018, 0x03e00008, 0x27bd0020, 0x2402ffff, 0xaf825404, 0x8f835400, 0x34630400, 0xaf835400, 0xaf825404, 0x3c020800, 0x24420034, 0xaf82541c, 0x03e00008, 0xaf805400, 0x00000000, 0x00000000, 0x3c020800, 0x34423000, 0x3c030800, 0x34633000, 0x3c040800, 0x348437ff, 0x3c010800, 0xac220a64, 0x24020040, 0x3c010800, 0xac220a68, 0x3c010800, 0xac200a60, 0xac600000, 0x24630004, 0x0083102b, 0x5040fffd, 0xac600000, 0x03e00008, 0x00000000, 0x00804821, 0x8faa0010, 0x3c020800, 0x8c420a60, 0x3c040800, 0x8c840a68, 0x8fab0014, 0x24430001, 0x0044102b, 0x3c010800, 0xac230a60, 0x14400003, 0x00004021, 0x3c010800, 0xac200a60, 0x3c020800, 0x8c420a60, 0x3c030800, 0x8c630a64, 0x91240000, 0x00021140, 0x00431021, 0x00481021, 0x25080001, 0xa0440000, 0x29020008, 0x1440fff4, 0x25290001, 0x3c020800, 0x8c420a60, 0x3c030800, 0x8c630a64, 0x8f84680c, 0x00021140, 0x00431021, 0xac440008, 0xac45000c, 0xac460010, 0xac470014, 0xac4a0018, 0x03e00008, 0xac4b001c, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0x02000008, 0x00000000, 0x0a0001e3, 0x3c0a0001, 0x0a0001e3, 0x3c0a0002, 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x3c0a0007, 0x0a0001e3, 0x3c0a0008, 0x0a0001e3, 0x3c0a0009, 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x3c0a000b, 0x0a0001e3, 0x3c0a000c, 0x0a0001e3, 0x3c0a000d, 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x3c0a000e, 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x00000000, 0x0a0001e3, 0x3c0a0013, 0x0a0001e3, 0x3c0a0014, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0x27bdffe0, 0x00001821, 0x00001021, 0xafbf0018, 0xafb10014, 0xafb00010, 0x3c010800, 0x00220821, 0xac200a70, 0x3c010800, 0x00220821, 0xac200a74, 0x3c010800, 0x00220821, 0xac200a78, 0x24630001, 0x1860fff5, 0x2442000c, 0x24110001, 0x8f906810, 0x32020004, 0x14400005, 0x24040001, 0x3c020800, 0x8c420a78, 0x18400003, 0x00002021, 0x0e000182, 0x00000000, 0x32020001, 0x10400003, 0x00000000, 0x0e000169, 0x00000000, 0x0a000153, 0xaf915028, 0x8fbf0018, 0x8fb10014, 0x8fb00010, 0x03e00008, 0x27bd0020, 0x3c050800, 0x8ca50a70, 0x3c060800, 0x8cc60a80, 0x3c070800, 0x8ce70a78, 0x27bdffe0, 0x3c040800, 0x248409d0, 0xafbf0018, 0xafa00010, 0x0e000060, 0xafa00014, 0x0e00017b, 0x00002021, 0x8fbf0018, 0x03e00008, 0x27bd0020, 0x24020001, 0x8f836810, 0x00821004, 0x00021027, 0x00621824, 0x03e00008, 0xaf836810, 0x27bdffd8, 0xafbf0024, 0x1080002e, 0xafb00020, 0x8f825cec, 0xafa20018, 0x8f825cec, 0x3c100800, 0x26100a78, 0xafa2001c, 0x34028000, 0xaf825cec, 0x8e020000, 0x18400016, 0x00000000, 0x3c020800, 0x94420a74, 0x8fa3001c, 0x000221c0, 0xac830004, 0x8fa2001c, 0x3c010800, 0x0e000201, 0xac220a74, 0x10400005, 0x00000000, 0x8e020000, 0x24420001, 0x0a0001df, 0xae020000, 0x3c020800, 0x8c420a70, 0x00021c02, 0x000321c0, 0x0a0001c5, 0xafa2001c, 0x0e000201, 0x00000000, 0x1040001f, 0x00000000, 0x8e020000, 0x8fa3001c, 0x24420001, 0x3c010800, 0xac230a70, 0x3c010800, 0xac230a74, 0x0a0001df, 0xae020000, 0x3c100800, 0x26100a78, 0x8e020000, 0x18400028, 0x00000000, 0x0e000201, 0x00000000, 0x14400024, 0x00000000, 0x8e020000, 0x3c030800, 0x8c630a70, 0x2442ffff, 0xafa3001c, 0x18400006, 0xae020000, 0x00031402, 0x000221c0, 0x8c820004, 0x3c010800, 0xac220a70, 0x97a2001e, 0x2442ff00, 0x2c420300, 0x1440000b, 0x24024000, 0x3c040800, 0x248409dc, 0xafa00010, 0xafa00014, 0x8fa6001c, 0x24050008, 0x0e000060, 0x00003821, 0x0a0001df, 0x00000000, 0xaf825cf8, 0x3c020800, 0x8c420a40, 0x8fa3001c, 0x24420001, 0xaf835cf8, 0x3c010800, 0xac220a40, 0x8fbf0024, 0x8fb00020, 0x03e00008, 0x27bd0028, 0x27bdffe0, 0x3c040800, 0x248409e8, 0x00002821, 0x00003021, 0x00003821, 0xafbf0018, 0xafa00010, 0x0e000060, 0xafa00014, 0x8fbf0018, 0x03e00008, 0x27bd0020, 0x8f82680c, 0x8f85680c, 0x00021827, 0x0003182b, 0x00031823, 0x00431024, 0x00441021, 0x00a2282b, 0x10a00006, 0x00000000, 0x00401821, 0x8f82680c, 0x0043102b, 0x1440fffd, 0x00000000, 0x03e00008, 0x00000000, 0x3c040800, 0x8c840000, 0x3c030800, 0x8c630a40, 0x0064102b, 0x54400002, 0x00831023, 0x00641023, 0x2c420008, 0x03e00008, 0x38420001, 0x27bdffe0, 0x00802821, 0x3c040800, 0x24840a00, 0x00003021, 0x00003821, 0xafbf0018, 0xafa00010, 0x0e000060, 0xafa00014, 0x0a000216, 0x00000000, 0x8fbf0018, 0x03e00008, 0x27bd0020, 0x00000000, 0x27bdffe0, 0x3c1cc000, 0xafbf0018, 0x0e00004c, 0xaf80680c, 0x3c040800, 0x24840a10, 0x03802821, 0x00003021, 0x00003821, 0xafa00010, 0x0e000060, 0xafa00014, 0x2402ffff, 0xaf825404, 0x3c0200aa, 0x0e000234, 0xaf825434, 0x8fbf0018, 0x03e00008, 0x27bd0020, 0x00000000, 0x00000000, 0x00000000, 0x27bdffe8, 0xafb00010, 0x24100001, 0xafbf0014, 0x3c01c003, 0xac200000, 0x8f826810, 0x30422000, 0x10400003, 0x00000000, 0x0e000246, 0x00000000, 0x0a00023a, 0xaf905428, 0x8fbf0014, 0x8fb00010, 0x03e00008, 0x27bd0018, 0x27bdfff8, 0x8f845d0c, 0x3c0200ff, 0x3c030800, 0x8c630a50, 0x3442fff8, 0x00821024, 0x1043001e, 0x3c0500ff, 0x34a5fff8, 0x3c06c003, 0x3c074000, 0x00851824, 0x8c620010, 0x3c010800, 0xac230a50, 0x30420008, 0x10400005, 0x00871025, 0x8cc20000, 0x24420001, 0xacc20000, 0x00871025, 0xaf825d0c, 0x8fa20000, 0x24420001, 0xafa20000, 0x8fa20000, 0x8fa20000, 0x24420001, 0xafa20000, 0x8fa20000, 0x8f845d0c, 0x3c030800, 0x8c630a50, 0x00851024, 0x1443ffe8, 0x00851824, 0x27bd0008, 0x03e00008, 0x00000000, 0x00000000, 0x00000000 }; static u32 tg3FwRodata[(TG3_FW_RODATA_LEN / sizeof(u32)) + 1] = { 0x35373031, 0x726c7341, 0x00000000, 0x00000000, 0x53774576, 0x656e7430, 0x00000000, 0x726c7045, 0x76656e74, 0x31000000, 0x556e6b6e, 0x45766e74, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x66617461, 0x6c457272, 0x00000000, 0x00000000, 0x4d61696e, 0x43707542, 0x00000000, 0x00000000, 0x00000000 }; #if 0 /* All zeros, don't eat up space with it. */ u32 tg3FwData[(TG3_FW_DATA_LEN / sizeof(u32)) + 1] = { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 }; #endif #define RX_CPU_SCRATCH_BASE 0x30000 #define RX_CPU_SCRATCH_SIZE 0x04000 #define TX_CPU_SCRATCH_BASE 0x34000 #define TX_CPU_SCRATCH_SIZE 0x04000 /* tp->lock is held. */ static int tg3_halt_cpu(struct tg3 *tp, u32 offset) { int i; BUG_ON(offset == TX_CPU_BASE && (tp->tg3_flags2 & TG3_FLG2_5705_PLUS)); if (offset == RX_CPU_BASE) { for (i = 0; i < 10000; i++) { tw32(offset + CPU_STATE, 0xffffffff); tw32(offset + CPU_MODE, CPU_MODE_HALT); if (tr32(offset + CPU_MODE) & CPU_MODE_HALT) break; } tw32(offset + CPU_STATE, 0xffffffff); tw32_f(offset + CPU_MODE, CPU_MODE_HALT); udelay(10); } else { for (i = 0; i < 10000; i++) { tw32(offset + CPU_STATE, 0xffffffff); tw32(offset + CPU_MODE, CPU_MODE_HALT); if (tr32(offset + CPU_MODE) & CPU_MODE_HALT) break; } } if (i >= 10000) { printk(KERN_ERR PFX "tg3_reset_cpu timed out for %s, " "and %s CPU\n", tp->dev->name, (offset == RX_CPU_BASE ? "RX" : "TX")); return -ENODEV; } /* Clear firmware's nvram arbitration. */ if (tp->tg3_flags & TG3_FLAG_NVRAM) tw32(NVRAM_SWARB, SWARB_REQ_CLR0); return 0; } struct fw_info { unsigned int text_base; unsigned int text_len; u32 *text_data; unsigned int rodata_base; unsigned int rodata_len; u32 *rodata_data; unsigned int data_base; unsigned int data_len; u32 *data_data; }; /* tp->lock is held. */ static int tg3_load_firmware_cpu(struct tg3 *tp, u32 cpu_base, u32 cpu_scratch_base, int cpu_scratch_size, struct fw_info *info) { int err, lock_err, i; void (*write_op)(struct tg3 *, u32, u32); if (cpu_base == TX_CPU_BASE && (tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) { printk(KERN_ERR PFX "tg3_load_firmware_cpu: Trying to load " "TX cpu firmware on %s which is 5705.\n", tp->dev->name); return -EINVAL; } if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS) write_op = tg3_write_mem; else write_op = tg3_write_indirect_reg32; /* It is possible that bootcode is still loading at this point. * Get the nvram lock first before halting the cpu. */ lock_err = tg3_nvram_lock(tp); err = tg3_halt_cpu(tp, cpu_base); if (!lock_err) tg3_nvram_unlock(tp); if (err) goto out; for (i = 0; i < cpu_scratch_size; i += sizeof(u32)) write_op(tp, cpu_scratch_base + i, 0); tw32(cpu_base + CPU_STATE, 0xffffffff); tw32(cpu_base + CPU_MODE, tr32(cpu_base+CPU_MODE)|CPU_MODE_HALT); for (i = 0; i < (info->text_len / sizeof(u32)); i++) write_op(tp, (cpu_scratch_base + (info->text_base & 0xffff) + (i * sizeof(u32))), (info->text_data ? info->text_data[i] : 0)); for (i = 0; i < (info->rodata_len / sizeof(u32)); i++) write_op(tp, (cpu_scratch_base + (info->rodata_base & 0xffff) + (i * sizeof(u32))), (info->rodata_data ? info->rodata_data[i] : 0)); for (i = 0; i < (info->data_len / sizeof(u32)); i++) write_op(tp, (cpu_scratch_base + (info->data_base & 0xffff) + (i * sizeof(u32))), (info->data_data ? info->data_data[i] : 0)); err = 0; out: return err; } /* tp->lock is held. */ static int tg3_load_5701_a0_firmware_fix(struct tg3 *tp) { struct fw_info info; int err, i; info.text_base = TG3_FW_TEXT_ADDR; info.text_len = TG3_FW_TEXT_LEN; info.text_data = &tg3FwText[0]; info.rodata_base = TG3_FW_RODATA_ADDR; info.rodata_len = TG3_FW_RODATA_LEN; info.rodata_data = &tg3FwRodata[0]; info.data_base = TG3_FW_DATA_ADDR; info.data_len = TG3_FW_DATA_LEN; info.data_data = NULL; err = tg3_load_firmware_cpu(tp, RX_CPU_BASE, RX_CPU_SCRATCH_BASE, RX_CPU_SCRATCH_SIZE, &info); if (err) return err; err = tg3_load_firmware_cpu(tp, TX_CPU_BASE, TX_CPU_SCRATCH_BASE, TX_CPU_SCRATCH_SIZE, &info); if (err) return err; /* Now startup only the RX cpu. */ tw32(RX_CPU_BASE + CPU_STATE, 0xffffffff); tw32_f(RX_CPU_BASE + CPU_PC, TG3_FW_TEXT_ADDR); for (i = 0; i < 5; i++) { if (tr32(RX_CPU_BASE + CPU_PC) == TG3_FW_TEXT_ADDR) break; tw32(RX_CPU_BASE + CPU_STATE, 0xffffffff); tw32(RX_CPU_BASE + CPU_MODE, CPU_MODE_HALT); tw32_f(RX_CPU_BASE + CPU_PC, TG3_FW_TEXT_ADDR); udelay(1000); } if (i >= 5) { printk(KERN_ERR PFX "tg3_load_firmware fails for %s " "to set RX CPU PC, is %08x should be %08x\n", tp->dev->name, tr32(RX_CPU_BASE + CPU_PC), TG3_FW_TEXT_ADDR); return -ENODEV; } tw32(RX_CPU_BASE + CPU_STATE, 0xffffffff); tw32_f(RX_CPU_BASE + CPU_MODE, 0x00000000); return 0; } #if TG3_TSO_SUPPORT != 0 #define TG3_TSO_FW_RELEASE_MAJOR 0x1 #define TG3_TSO_FW_RELASE_MINOR 0x6 #define TG3_TSO_FW_RELEASE_FIX 0x0 #define TG3_TSO_FW_START_ADDR 0x08000000 #define TG3_TSO_FW_TEXT_ADDR 0x08000000 #define TG3_TSO_FW_TEXT_LEN 0x1aa0 #define TG3_TSO_FW_RODATA_ADDR 0x08001aa0 #define TG3_TSO_FW_RODATA_LEN 0x60 #define TG3_TSO_FW_DATA_ADDR 0x08001b20 #define TG3_TSO_FW_DATA_LEN 0x30 #define TG3_TSO_FW_SBSS_ADDR 0x08001b50 #define TG3_TSO_FW_SBSS_LEN 0x2c #define TG3_TSO_FW_BSS_ADDR 0x08001b80 #define TG3_TSO_FW_BSS_LEN 0x894 static u32 tg3TsoFwText[(TG3_TSO_FW_TEXT_LEN / 4) + 1] = { 0x0e000003, 0x00000000, 0x08001b24, 0x00000000, 0x10000003, 0x00000000, 0x0000000d, 0x0000000d, 0x3c1d0800, 0x37bd4000, 0x03a0f021, 0x3c100800, 0x26100000, 0x0e000010, 0x00000000, 0x0000000d, 0x27bdffe0, 0x3c04fefe, 0xafbf0018, 0x0e0005d8, 0x34840002, 0x0e000668, 0x00000000, 0x3c030800, 0x90631b68, 0x24020002, 0x3c040800, 0x24841aac, 0x14620003, 0x24050001, 0x3c040800, 0x24841aa0, 0x24060006, 0x00003821, 0xafa00010, 0x0e00067c, 0xafa00014, 0x8f625c50, 0x34420001, 0xaf625c50, 0x8f625c90, 0x34420001, 0xaf625c90, 0x2402ffff, 0x0e000034, 0xaf625404, 0x8fbf0018, 0x03e00008, 0x27bd0020, 0x00000000, 0x00000000, 0x00000000, 0x27bdffe0, 0xafbf001c, 0xafb20018, 0xafb10014, 0x0e00005b, 0xafb00010, 0x24120002, 0x24110001, 0x8f706820, 0x32020100, 0x10400003, 0x00000000, 0x0e0000bb, 0x00000000, 0x8f706820, 0x32022000, 0x10400004, 0x32020001, 0x0e0001f0, 0x24040001, 0x32020001, 0x10400003, 0x00000000, 0x0e0000a3, 0x00000000, 0x3c020800, 0x90421b98, 0x14520003, 0x00000000, 0x0e0004c0, 0x00000000, 0x0a00003c, 0xaf715028, 0x8fbf001c, 0x8fb20018, 0x8fb10014, 0x8fb00010, 0x03e00008, 0x27bd0020, 0x27bdffe0, 0x3c040800, 0x24841ac0, 0x00002821, 0x00003021, 0x00003821, 0xafbf0018, 0xafa00010, 0x0e00067c, 0xafa00014, 0x3c040800, 0x248423d8, 0xa4800000, 0x3c010800, 0xa0201b98, 0x3c010800, 0xac201b9c, 0x3c010800, 0xac201ba0, 0x3c010800, 0xac201ba4, 0x3c010800, 0xac201bac, 0x3c010800, 0xac201bb8, 0x3c010800, 0xac201bbc, 0x8f624434, 0x3c010800, 0xac221b88, 0x8f624438, 0x3c010800, 0xac221b8c, 0x8f624410, 0xac80f7a8, 0x3c010800, 0xac201b84, 0x3c010800, 0xac2023e0, 0x3c010800, 0xac2023c8, 0x3c010800, 0xac2023cc, 0x3c010800, 0xac202400, 0x3c010800, 0xac221b90, 0x8f620068, 0x24030007, 0x00021702, 0x10430005, 0x00000000, 0x8f620068, 0x00021702, 0x14400004, 0x24020001, 0x3c010800, 0x0a000097, 0xac20240c, 0xac820034, 0x3c040800, 0x24841acc, 0x3c050800, 0x8ca5240c, 0x00003021, 0x00003821, 0xafa00010, 0x0e00067c, 0xafa00014, 0x8fbf0018, 0x03e00008, 0x27bd0020, 0x27bdffe0, 0x3c040800, 0x24841ad8, 0x00002821, 0x00003021, 0x00003821, 0xafbf0018, 0xafa00010, 0x0e00067c, 0xafa00014, 0x0e00005b, 0x00000000, 0x0e0000b4, 0x00002021, 0x8fbf0018, 0x03e00008, 0x27bd0020, 0x24020001, 0x8f636820, 0x00821004, 0x00021027, 0x00621824, 0x03e00008, 0xaf636820, 0x27bdffd0, 0xafbf002c, 0xafb60028, 0xafb50024, 0xafb40020, 0xafb3001c, 0xafb20018, 0xafb10014, 0xafb00010, 0x8f675c5c, 0x3c030800, 0x24631bbc, 0x8c620000, 0x14470005, 0x3c0200ff, 0x3c020800, 0x90421b98, 0x14400119, 0x3c0200ff, 0x3442fff8, 0x00e28824, 0xac670000, 0x00111902, 0x306300ff, 0x30e20003, 0x000211c0, 0x00622825, 0x00a04021, 0x00071602, 0x3c030800, 0x90631b98, 0x3044000f, 0x14600036, 0x00804821, 0x24020001, 0x3c010800, 0xa0221b98, 0x00051100, 0x00821025, 0x3c010800, 0xac201b9c, 0x3c010800, 0xac201ba0, 0x3c010800, 0xac201ba4, 0x3c010800, 0xac201bac, 0x3c010800, 0xac201bb8, 0x3c010800, 0xac201bb0, 0x3c010800, 0xac201bb4, 0x3c010800, 0xa42223d8, 0x9622000c, 0x30437fff, 0x3c010800, 0xa4222410, 0x30428000, 0x3c010800, 0xa4231bc6, 0x10400005, 0x24020001, 0x3c010800, 0xac2223f4, 0x0a000102, 0x2406003e, 0x24060036, 0x3c010800, 0xac2023f4, 0x9622000a, 0x3c030800, 0x94631bc6, 0x3c010800, 0xac2023f0, 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0x00000000, 0x30820001, 0x10400005, 0x00061c02, 0xa0e00001, 0x94e20000, 0x00c23021, 0x00061c02, 0x30c2ffff, 0x00623021, 0x00061402, 0x00c23021, 0x0a00047d, 0x30c6ffff, 0x24020002, 0x14c20081, 0x00000000, 0x3c020800, 0x8c42240c, 0x14400007, 0x00000000, 0x3c020800, 0x944223d2, 0x95230002, 0x01e21023, 0x10620077, 0x00000000, 0x3c020800, 0x944223d2, 0x01e21023, 0xa5220002, 0x3c020800, 0x8c42240c, 0x1040001a, 0x31e3ffff, 0x8dc70010, 0x3c020800, 0x94421b96, 0x00e04021, 0x00072c02, 0x00aa2021, 0x00431023, 0x00823823, 0x00072402, 0x30e2ffff, 0x00823821, 0x00071027, 0xa522000a, 0x3102ffff, 0x3c040800, 0x948423d4, 0x00453023, 0x00e02821, 0x00641823, 0x006d1821, 0x00c33021, 0x00061c02, 0x30c2ffff, 0x0a00047d, 0x00623021, 0x01203821, 0x00004021, 0x3082ffff, 0x00021042, 0x18400008, 0x00003021, 0x00401821, 0x94e20000, 0x25080001, 0x00c23021, 0x0103102a, 0x1440fffb, 0x24e70002, 0x00061c02, 0x30c2ffff, 0x00623021, 0x00061402, 0x00c23021, 0x00c02821, 0x00061027, 0xa522000a, 0x00003021, 0x2527000c, 0x00004021, 0x94e20000, 0x25080001, 0x00c23021, 0x2d020004, 0x1440fffb, 0x24e70002, 0x95220002, 0x00004021, 0x91230009, 0x00442023, 0x01803821, 0x3082ffff, 0xa4e00010, 0x3c040800, 0x948423d4, 0x00621821, 0x00c33021, 0x00061c02, 0x30c2ffff, 0x00623021, 0x00061c02, 0x3c020800, 0x944223d0, 0x00c34821, 0x00441023, 0x00021fc2, 0x00431021, 0x00021043, 0x18400010, 0x00003021, 0x00402021, 0x94e20000, 0x24e70002, 0x00c23021, 0x30e2007f, 0x14400006, 0x25080001, 0x8d630000, 0x3c02007f, 0x3442ff80, 0x00625824, 0x25670008, 0x0104102a, 0x1440fff3, 0x00000000, 0x3c020800, 0x944223ec, 0x00c23021, 0x3122ffff, 0x00c23021, 0x00061c02, 0x30c2ffff, 0x00623021, 0x00061402, 0x00c23021, 0x00c04021, 0x00061027, 0xa5820010, 0xadc00014, 0x0a00049d, 0xadc00000, 0x8dc70010, 0x00e04021, 0x11400007, 0x00072c02, 0x00aa3021, 0x00061402, 0x30c3ffff, 0x00433021, 0x00061402, 0x00c22821, 0x00051027, 0xa522000a, 0x3c030800, 0x946323d4, 0x3102ffff, 0x01e21021, 0x00433023, 0x00cd3021, 0x00061c02, 0x30c2ffff, 0x00623021, 0x00061402, 0x00c23021, 0x00c04021, 0x00061027, 0xa5820010, 0x3102ffff, 0x00051c00, 0x00431025, 0xadc20010, 0x3c020800, 0x8c4223f4, 0x10400005, 0x2de205eb, 0x14400002, 0x25e2fff2, 0x34028870, 0xa5c20034, 0x3c030800, 0x246323e8, 0x8c620000, 0x24420001, 0xac620000, 0x3c040800, 0x8c8423e4, 0x3c020800, 0x8c421bc0, 0x3303ffff, 0x00832021, 0x00431821, 0x0062102b, 0x3c010800, 0xac2423e4, 0x10400003, 0x2482ffff, 0x3c010800, 0xac2223e4, 0x3c010800, 0xac231bc0, 0x03e00008, 0x27bd0020, 0x27bdffb8, 0x3c050800, 0x24a51b96, 0xafbf0044, 0xafbe0040, 0xafb7003c, 0xafb60038, 0xafb50034, 0xafb40030, 0xafb3002c, 0xafb20028, 0xafb10024, 0xafb00020, 0x94a90000, 0x3c020800, 0x944223d0, 0x3c030800, 0x8c631bb0, 0x3c040800, 0x8c841bac, 0x01221023, 0x0064182a, 0xa7a9001e, 0x106000be, 0xa7a20016, 0x24be0022, 0x97b6001e, 0x24b3001a, 0x24b70016, 0x8fc20000, 0x14400008, 0x00000000, 0x8fc2fff8, 0x97a30016, 0x8fc4fff4, 0x00431021, 0x0082202a, 0x148000b0, 0x00000000, 0x97d50818, 0x32a2ffff, 0x104000a3, 0x00009021, 0x0040a021, 0x00008821, 0x0e000625, 0x00000000, 0x00403021, 0x14c00007, 0x00000000, 0x3c020800, 0x8c4223dc, 0x24420001, 0x3c010800, 0x0a000596, 0xac2223dc, 0x3c100800, 0x02118021, 0x8e101bc8, 0x9608000a, 0x31020040, 0x10400005, 0x2407180c, 0x8e02000c, 0x2407188c, 0x00021400, 0xacc20018, 0x31020080, 0x54400001, 0x34e70010, 0x3c020800, 0x00511021, 0x8c421bd0, 0x3c030800, 0x00711821, 0x8c631bd4, 0x00021500, 0x00031c00, 0x00431025, 0xacc20014, 0x96040008, 0x3242ffff, 0x00821021, 0x0282102a, 0x14400002, 0x02b22823, 0x00802821, 0x8e020000, 0x02459021, 0xacc20000, 0x8e020004, 0x00c02021, 0x26310010, 0xac820004, 0x30e2ffff, 0xac800008, 0xa485000e, 0xac820010, 0x24020305, 0x0e0005a2, 0xa482000c, 0x3242ffff, 0x0054102b, 0x1440ffc5, 0x3242ffff, 0x0a00058e, 0x00000000, 0x8e620000, 0x8e63fffc, 0x0043102a, 0x10400067, 0x00000000, 0x8e62fff0, 0x00028900, 0x3c100800, 0x02118021, 0x0e000625, 0x8e101bc8, 0x00403021, 0x14c00005, 0x00000000, 0x8e62082c, 0x24420001, 0x0a000596, 0xae62082c, 0x9608000a, 0x31020040, 0x10400005, 0x2407180c, 0x8e02000c, 0x2407188c, 0x00021400, 0xacc20018, 0x3c020800, 0x00511021, 0x8c421bd0, 0x3c030800, 0x00711821, 0x8c631bd4, 0x00021500, 0x00031c00, 0x00431025, 0xacc20014, 0x8e63fff4, 0x96020008, 0x00432023, 0x3242ffff, 0x3083ffff, 0x00431021, 0x02c2102a, 0x10400003, 0x00802821, 0x97a9001e, 0x01322823, 0x8e620000, 0x30a4ffff, 0x00441021, 0xae620000, 0xa4c5000e, 0x8e020000, 0xacc20000, 0x8e020004, 0x8e63fff4, 0x00431021, 0xacc20004, 0x8e63fff4, 0x96020008, 0x00641821, 0x0062102a, 0x14400006, 0x02459021, 0x8e62fff0, 0xae60fff4, 0x24420001, 0x0a000571, 0xae62fff0, 0xae63fff4, 0xacc00008, 0x3242ffff, 0x10560003, 0x31020004, 0x10400006, 0x24020305, 0x31020080, 0x54400001, 0x34e70010, 0x34e70020, 0x24020905, 0xa4c2000c, 0x8ee30000, 0x8ee20004, 0x14620007, 0x3c02b49a, 0x8ee20860, 0x54400001, 0x34e70400, 0x3c024b65, 0x0a000588, 0x34427654, 0x344289ab, 0xacc2001c, 0x30e2ffff, 0xacc20010, 0x0e0005a2, 0x00c02021, 0x3242ffff, 0x0056102b, 0x1440ff9b, 0x00000000, 0x8e620000, 0x8e63fffc, 0x0043102a, 0x1440ff48, 0x00000000, 0x8fbf0044, 0x8fbe0040, 0x8fb7003c, 0x8fb60038, 0x8fb50034, 0x8fb40030, 0x8fb3002c, 0x8fb20028, 0x8fb10024, 0x8fb00020, 0x03e00008, 0x27bd0048, 0x27bdffe8, 0xafbf0014, 0xafb00010, 0x8f624450, 0x8f634410, 0x0a0005b1, 0x00808021, 0x8f626820, 0x30422000, 0x10400003, 0x00000000, 0x0e0001f0, 0x00002021, 0x8f624450, 0x8f634410, 0x3042ffff, 0x0043102b, 0x1440fff5, 0x00000000, 0x8f630c14, 0x3063000f, 0x2c620002, 0x1440000b, 0x00000000, 0x8f630c14, 0x3c020800, 0x8c421b40, 0x3063000f, 0x24420001, 0x3c010800, 0xac221b40, 0x2c620002, 0x1040fff7, 0x00000000, 0xaf705c18, 0x8f625c10, 0x30420002, 0x10400009, 0x00000000, 0x8f626820, 0x30422000, 0x1040fff8, 0x00000000, 0x0e0001f0, 0x00002021, 0x0a0005c4, 0x00000000, 0x8fbf0014, 0x8fb00010, 0x03e00008, 0x27bd0018, 0x00000000, 0x00000000, 0x00000000, 0x27bdffe8, 0x3c1bc000, 0xafbf0014, 0xafb00010, 0xaf60680c, 0x8f626804, 0x34420082, 0xaf626804, 0x8f634000, 0x24020b50, 0x3c010800, 0xac221b54, 0x24020b78, 0x3c010800, 0xac221b64, 0x34630002, 0xaf634000, 0x0e000605, 0x00808021, 0x3c010800, 0xa0221b68, 0x304200ff, 0x24030002, 0x14430005, 0x00000000, 0x3c020800, 0x8c421b54, 0x0a0005f8, 0xac5000c0, 0x3c020800, 0x8c421b54, 0xac5000bc, 0x8f624434, 0x8f634438, 0x8f644410, 0x3c010800, 0xac221b5c, 0x3c010800, 0xac231b6c, 0x3c010800, 0xac241b58, 0x8fbf0014, 0x8fb00010, 0x03e00008, 0x27bd0018, 0x3c040800, 0x8c870000, 0x3c03aa55, 0x3463aa55, 0x3c06c003, 0xac830000, 0x8cc20000, 0x14430007, 0x24050002, 0x3c0355aa, 0x346355aa, 0xac830000, 0x8cc20000, 0x50430001, 0x24050001, 0x3c020800, 0xac470000, 0x03e00008, 0x00a01021, 0x27bdfff8, 0x18800009, 0x00002821, 0x8f63680c, 0x8f62680c, 0x1043fffe, 0x00000000, 0x24a50001, 0x00a4102a, 0x1440fff9, 0x00000000, 0x03e00008, 0x27bd0008, 0x8f634450, 0x3c020800, 0x8c421b5c, 0x00031c02, 0x0043102b, 0x14400008, 0x3c038000, 0x3c040800, 0x8c841b6c, 0x8f624450, 0x00021c02, 0x0083102b, 0x1040fffc, 0x3c038000, 0xaf634444, 0x8f624444, 0x00431024, 0x1440fffd, 0x00000000, 0x8f624448, 0x03e00008, 0x3042ffff, 0x3082ffff, 0x2442e000, 0x2c422001, 0x14400003, 0x3c024000, 0x0a000648, 0x2402ffff, 0x00822025, 0xaf645c38, 0x8f625c30, 0x30420002, 0x1440fffc, 0x00001021, 0x03e00008, 0x00000000, 0x8f624450, 0x3c030800, 0x8c631b58, 0x0a000651, 0x3042ffff, 0x8f624450, 0x3042ffff, 0x0043102b, 0x1440fffc, 0x00000000, 0x03e00008, 0x00000000, 0x27bdffe0, 0x00802821, 0x3c040800, 0x24841af0, 0x00003021, 0x00003821, 0xafbf0018, 0xafa00010, 0x0e00067c, 0xafa00014, 0x0a000660, 0x00000000, 0x8fbf0018, 0x03e00008, 0x27bd0020, 0x00000000, 0x00000000, 0x00000000, 0x3c020800, 0x34423000, 0x3c030800, 0x34633000, 0x3c040800, 0x348437ff, 0x3c010800, 0xac221b74, 0x24020040, 0x3c010800, 0xac221b78, 0x3c010800, 0xac201b70, 0xac600000, 0x24630004, 0x0083102b, 0x5040fffd, 0xac600000, 0x03e00008, 0x00000000, 0x00804821, 0x8faa0010, 0x3c020800, 0x8c421b70, 0x3c040800, 0x8c841b78, 0x8fab0014, 0x24430001, 0x0044102b, 0x3c010800, 0xac231b70, 0x14400003, 0x00004021, 0x3c010800, 0xac201b70, 0x3c020800, 0x8c421b70, 0x3c030800, 0x8c631b74, 0x91240000, 0x00021140, 0x00431021, 0x00481021, 0x25080001, 0xa0440000, 0x29020008, 0x1440fff4, 0x25290001, 0x3c020800, 0x8c421b70, 0x3c030800, 0x8c631b74, 0x8f64680c, 0x00021140, 0x00431021, 0xac440008, 0xac45000c, 0xac460010, 0xac470014, 0xac4a0018, 0x03e00008, 0xac4b001c, 0x00000000, 0x00000000, }; static u32 tg3TsoFwRodata[] = { 0x4d61696e, 0x43707542, 0x00000000, 0x4d61696e, 0x43707541, 0x00000000, 0x00000000, 0x00000000, 0x73746b6f, 0x66666c64, 0x496e0000, 0x73746b6f, 0x66662a2a, 0x00000000, 0x53774576, 0x656e7430, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x66617461, 0x6c457272, 0x00000000, 0x00000000, 0x00000000, }; static u32 tg3TsoFwData[] = { 0x00000000, 0x73746b6f, 0x66666c64, 0x5f76312e, 0x362e3000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, }; /* 5705 needs a special version of the TSO firmware. */ #define TG3_TSO5_FW_RELEASE_MAJOR 0x1 #define TG3_TSO5_FW_RELASE_MINOR 0x2 #define TG3_TSO5_FW_RELEASE_FIX 0x0 #define TG3_TSO5_FW_START_ADDR 0x00010000 #define TG3_TSO5_FW_TEXT_ADDR 0x00010000 #define TG3_TSO5_FW_TEXT_LEN 0xe90 #define TG3_TSO5_FW_RODATA_ADDR 0x00010e90 #define TG3_TSO5_FW_RODATA_LEN 0x50 #define TG3_TSO5_FW_DATA_ADDR 0x00010f00 #define TG3_TSO5_FW_DATA_LEN 0x20 #define TG3_TSO5_FW_SBSS_ADDR 0x00010f20 #define TG3_TSO5_FW_SBSS_LEN 0x28 #define TG3_TSO5_FW_BSS_ADDR 0x00010f50 #define TG3_TSO5_FW_BSS_LEN 0x88 static u32 tg3Tso5FwText[(TG3_TSO5_FW_TEXT_LEN / 4) + 1] = { 0x0c004003, 0x00000000, 0x00010f04, 0x00000000, 0x10000003, 0x00000000, 0x0000000d, 0x0000000d, 0x3c1d0001, 0x37bde000, 0x03a0f021, 0x3c100001, 0x26100000, 0x0c004010, 0x00000000, 0x0000000d, 0x27bdffe0, 0x3c04fefe, 0xafbf0018, 0x0c0042e8, 0x34840002, 0x0c004364, 0x00000000, 0x3c030001, 0x90630f34, 0x24020002, 0x3c040001, 0x24840e9c, 0x14620003, 0x24050001, 0x3c040001, 0x24840e90, 0x24060002, 0x00003821, 0xafa00010, 0x0c004378, 0xafa00014, 0x0c00402c, 0x00000000, 0x8fbf0018, 0x03e00008, 0x27bd0020, 0x00000000, 0x00000000, 0x27bdffe0, 0xafbf001c, 0xafb20018, 0xafb10014, 0x0c0042d4, 0xafb00010, 0x3c128000, 0x24110001, 0x8f706810, 0x32020400, 0x10400007, 0x00000000, 0x8f641008, 0x00921024, 0x14400003, 0x00000000, 0x0c004064, 0x00000000, 0x3c020001, 0x90420f56, 0x10510003, 0x32020200, 0x1040fff1, 0x00000000, 0x0c0041b4, 0x00000000, 0x08004034, 0x00000000, 0x8fbf001c, 0x8fb20018, 0x8fb10014, 0x8fb00010, 0x03e00008, 0x27bd0020, 0x27bdffe0, 0x3c040001, 0x24840eb0, 0x00002821, 0x00003021, 0x00003821, 0xafbf0018, 0xafa00010, 0x0c004378, 0xafa00014, 0x0000d021, 0x24020130, 0xaf625000, 0x3c010001, 0xa4200f50, 0x3c010001, 0xa0200f57, 0x8fbf0018, 0x03e00008, 0x27bd0020, 0x00000000, 0x00000000, 0x3c030001, 0x24630f60, 0x90620000, 0x27bdfff0, 0x14400003, 0x0080c021, 0x08004073, 0x00004821, 0x3c022000, 0x03021024, 0x10400003, 0x24090002, 0x08004073, 0xa0600000, 0x24090001, 0x00181040, 0x30431f80, 0x346f8008, 0x1520004b, 0x25eb0028, 0x3c040001, 0x00832021, 0x8c848010, 0x3c050001, 0x24a50f7a, 0x00041402, 0xa0a20000, 0x3c010001, 0xa0240f7b, 0x3c020001, 0x00431021, 0x94428014, 0x3c010001, 0xa0220f7c, 0x3c0c0001, 0x01836021, 0x8d8c8018, 0x304200ff, 0x24420008, 0x000220c3, 0x24020001, 0x3c010001, 0xa0220f60, 0x0124102b, 0x1040000c, 0x00003821, 0x24a6000e, 0x01602821, 0x8ca20000, 0x8ca30004, 0x24a50008, 0x24e70001, 0xacc20000, 0xacc30004, 0x00e4102b, 0x1440fff8, 0x24c60008, 0x00003821, 0x3c080001, 0x25080f7b, 0x91060000, 0x3c020001, 0x90420f7c, 0x2503000d, 0x00c32821, 0x00461023, 0x00021fc2, 0x00431021, 0x00021043, 0x1840000c, 0x00002021, 0x91020001, 0x00461023, 0x00021fc2, 0x00431021, 0x00021843, 0x94a20000, 0x24e70001, 0x00822021, 0x00e3102a, 0x1440fffb, 0x24a50002, 0x00041c02, 0x3082ffff, 0x00622021, 0x00041402, 0x00822021, 0x3c02ffff, 0x01821024, 0x3083ffff, 0x00431025, 0x3c010001, 0x080040fa, 0xac220f80, 0x3c050001, 0x24a50f7c, 0x90a20000, 0x3c0c0001, 0x01836021, 0x8d8c8018, 0x000220c2, 0x1080000e, 0x00003821, 0x01603021, 0x24a5000c, 0x8ca20000, 0x8ca30004, 0x24a50008, 0x24e70001, 0xacc20000, 0xacc30004, 0x00e4102b, 0x1440fff8, 0x24c60008, 0x3c050001, 0x24a50f7c, 0x90a20000, 0x30430007, 0x24020004, 0x10620011, 0x28620005, 0x10400005, 0x24020002, 0x10620008, 0x000710c0, 0x080040fa, 0x00000000, 0x24020006, 0x1062000e, 0x000710c0, 0x080040fa, 0x00000000, 0x00a21821, 0x9463000c, 0x004b1021, 0x080040fa, 0xa4430000, 0x000710c0, 0x00a21821, 0x8c63000c, 0x004b1021, 0x080040fa, 0xac430000, 0x00a21821, 0x8c63000c, 0x004b2021, 0x00a21021, 0xac830000, 0x94420010, 0xa4820004, 0x95e70006, 0x3c020001, 0x90420f7c, 0x3c030001, 0x90630f7a, 0x00e2c823, 0x3c020001, 0x90420f7b, 0x24630028, 0x01e34021, 0x24420028, 0x15200012, 0x01e23021, 0x94c2000c, 0x3c010001, 0xa4220f78, 0x94c20004, 0x94c30006, 0x3c010001, 0xa4200f76, 0x3c010001, 0xa4200f72, 0x00021400, 0x00431025, 0x3c010001, 0xac220f6c, 0x95020004, 0x3c010001, 0x08004124, 0xa4220f70, 0x3c020001, 0x94420f70, 0x3c030001, 0x94630f72, 0x00431021, 0xa5020004, 0x3c020001, 0x94420f6c, 0xa4c20004, 0x3c020001, 0x8c420f6c, 0xa4c20006, 0x3c040001, 0x94840f72, 0x3c020001, 0x94420f70, 0x3c0a0001, 0x954a0f76, 0x00441821, 0x3063ffff, 0x0062182a, 0x24020002, 0x1122000b, 0x00832023, 0x3c030001, 0x94630f78, 0x30620009, 0x10400006, 0x3062fff6, 0xa4c2000c, 0x3c020001, 0x94420f78, 0x30420009, 0x01425023, 0x24020001, 0x1122001b, 0x29220002, 0x50400005, 0x24020002, 0x11200007, 0x31a2ffff, 0x08004197, 0x00000000, 0x1122001d, 0x24020016, 0x08004197, 0x31a2ffff, 0x3c0e0001, 0x95ce0f80, 0x10800005, 0x01806821, 0x01c42021, 0x00041c02, 0x3082ffff, 0x00627021, 0x000e1027, 0xa502000a, 0x3c030001, 0x90630f7b, 0x31a2ffff, 0x00e21021, 0x0800418d, 0x00432023, 0x3c020001, 0x94420f80, 0x00442021, 0x00041c02, 0x3082ffff, 0x00622021, 0x00807021, 0x00041027, 0x08004185, 0xa502000a, 0x3c050001, 0x24a50f7a, 0x90a30000, 0x14620002, 0x24e2fff2, 0xa5e20034, 0x90a20000, 0x00e21023, 0xa5020002, 0x3c030001, 0x94630f80, 0x3c020001, 0x94420f5a, 0x30e5ffff, 0x00641821, 0x00451023, 0x00622023, 0x00041c02, 0x3082ffff, 0x00622021, 0x00041027, 0xa502000a, 0x3c030001, 0x90630f7c, 0x24620001, 0x14a20005, 0x00807021, 0x01631021, 0x90420000, 0x08004185, 0x00026200, 0x24620002, 0x14a20003, 0x306200fe, 0x004b1021, 0x944c0000, 0x3c020001, 0x94420f82, 0x3183ffff, 0x3c040001, 0x90840f7b, 0x00431021, 0x00e21021, 0x00442023, 0x008a2021, 0x00041c02, 0x3082ffff, 0x00622021, 0x00041402, 0x00822021, 0x00806821, 0x00041027, 0xa4c20010, 0x31a2ffff, 0x000e1c00, 0x00431025, 0x3c040001, 0x24840f72, 0xade20010, 0x94820000, 0x3c050001, 0x94a50f76, 0x3c030001, 0x8c630f6c, 0x24420001, 0x00b92821, 0xa4820000, 0x3322ffff, 0x00622021, 0x0083182b, 0x3c010001, 0xa4250f76, 0x10600003, 0x24a2ffff, 0x3c010001, 0xa4220f76, 0x3c024000, 0x03021025, 0x3c010001, 0xac240f6c, 0xaf621008, 0x03e00008, 0x27bd0010, 0x3c030001, 0x90630f56, 0x27bdffe8, 0x24020001, 0xafbf0014, 0x10620026, 0xafb00010, 0x8f620cf4, 0x2442ffff, 0x3042007f, 0x00021100, 0x8c434000, 0x3c010001, 0xac230f64, 0x8c434008, 0x24444000, 0x8c5c4004, 0x30620040, 0x14400002, 0x24020088, 0x24020008, 0x3c010001, 0xa4220f68, 0x30620004, 0x10400005, 0x24020001, 0x3c010001, 0xa0220f57, 0x080041d5, 0x00031402, 0x3c010001, 0xa0200f57, 0x00031402, 0x3c010001, 0xa4220f54, 0x9483000c, 0x24020001, 0x3c010001, 0xa4200f50, 0x3c010001, 0xa0220f56, 0x3c010001, 0xa4230f62, 0x24020001, 0x1342001e, 0x00000000, 0x13400005, 0x24020003, 0x13420067, 0x00000000, 0x080042cf, 0x00000000, 0x3c020001, 0x94420f62, 0x241a0001, 0x3c010001, 0xa4200f5e, 0x3c010001, 0xa4200f52, 0x304407ff, 0x00021bc2, 0x00031823, 0x3063003e, 0x34630036, 0x00021242, 0x3042003c, 0x00621821, 0x3c010001, 0xa4240f58, 0x00832021, 0x24630030, 0x3c010001, 0xa4240f5a, 0x3c010001, 0xa4230f5c, 0x3c060001, 0x24c60f52, 0x94c50000, 0x94c30002, 0x3c040001, 0x94840f5a, 0x00651021, 0x0044102a, 0x10400013, 0x3c108000, 0x00a31021, 0xa4c20000, 0x3c02a000, 0xaf620cf4, 0x3c010001, 0xa0200f56, 0x8f641008, 0x00901024, 0x14400003, 0x00000000, 0x0c004064, 0x00000000, 0x8f620cf4, 0x00501024, 0x104000b7, 0x00000000, 0x0800420f, 0x00000000, 0x3c030001, 0x94630f50, 0x00851023, 0xa4c40000, 0x00621821, 0x3042ffff, 0x3c010001, 0xa4230f50, 0xaf620ce8, 0x3c020001, 0x94420f68, 0x34420024, 0xaf620cec, 0x94c30002, 0x3c020001, 0x94420f50, 0x14620012, 0x3c028000, 0x3c108000, 0x3c02a000, 0xaf620cf4, 0x3c010001, 0xa0200f56, 0x8f641008, 0x00901024, 0x14400003, 0x00000000, 0x0c004064, 0x00000000, 0x8f620cf4, 0x00501024, 0x1440fff7, 0x00000000, 0x080042cf, 0x241a0003, 0xaf620cf4, 0x3c108000, 0x8f641008, 0x00901024, 0x14400003, 0x00000000, 0x0c004064, 0x00000000, 0x8f620cf4, 0x00501024, 0x1440fff7, 0x00000000, 0x080042cf, 0x241a0003, 0x3c070001, 0x24e70f50, 0x94e20000, 0x03821021, 0xaf620ce0, 0x3c020001, 0x8c420f64, 0xaf620ce4, 0x3c050001, 0x94a50f54, 0x94e30000, 0x3c040001, 0x94840f58, 0x3c020001, 0x94420f5e, 0x00a32823, 0x00822023, 0x30a6ffff, 0x3083ffff, 0x00c3102b, 0x14400043, 0x00000000, 0x3c020001, 0x94420f5c, 0x00021400, 0x00621025, 0xaf620ce8, 0x94e20000, 0x3c030001, 0x94630f54, 0x00441021, 0xa4e20000, 0x3042ffff, 0x14430021, 0x3c020008, 0x3c020001, 0x90420f57, 0x10400006, 0x3c03000c, 0x3c020001, 0x94420f68, 0x34630624, 0x0800427c, 0x0000d021, 0x3c020001, 0x94420f68, 0x3c030008, 0x34630624, 0x00431025, 0xaf620cec, 0x3c108000, 0x3c02a000, 0xaf620cf4, 0x3c010001, 0xa0200f56, 0x8f641008, 0x00901024, 0x14400003, 0x00000000, 0x0c004064, 0x00000000, 0x8f620cf4, 0x00501024, 0x10400015, 0x00000000, 0x08004283, 0x00000000, 0x3c030001, 0x94630f68, 0x34420624, 0x3c108000, 0x00621825, 0x3c028000, 0xaf630cec, 0xaf620cf4, 0x8f641008, 0x00901024, 0x14400003, 0x00000000, 0x0c004064, 0x00000000, 0x8f620cf4, 0x00501024, 0x1440fff7, 0x00000000, 0x3c010001, 0x080042cf, 0xa4200f5e, 0x3c020001, 0x94420f5c, 0x00021400, 0x00c21025, 0xaf620ce8, 0x3c020001, 0x90420f57, 0x10400009, 0x3c03000c, 0x3c020001, 0x94420f68, 0x34630624, 0x0000d021, 0x00431025, 0xaf620cec, 0x080042c1, 0x3c108000, 0x3c020001, 0x94420f68, 0x3c030008, 0x34630604, 0x00431025, 0xaf620cec, 0x3c020001, 0x94420f5e, 0x00451021, 0x3c010001, 0xa4220f5e, 0x3c108000, 0x3c02a000, 0xaf620cf4, 0x3c010001, 0xa0200f56, 0x8f641008, 0x00901024, 0x14400003, 0x00000000, 0x0c004064, 0x00000000, 0x8f620cf4, 0x00501024, 0x1440fff7, 0x00000000, 0x8fbf0014, 0x8fb00010, 0x03e00008, 0x27bd0018, 0x00000000, 0x27bdffe0, 0x3c040001, 0x24840ec0, 0x00002821, 0x00003021, 0x00003821, 0xafbf0018, 0xafa00010, 0x0c004378, 0xafa00014, 0x0000d021, 0x24020130, 0xaf625000, 0x3c010001, 0xa4200f50, 0x3c010001, 0xa0200f57, 0x8fbf0018, 0x03e00008, 0x27bd0020, 0x27bdffe8, 0x3c1bc000, 0xafbf0014, 0xafb00010, 0xaf60680c, 0x8f626804, 0x34420082, 0xaf626804, 0x8f634000, 0x24020b50, 0x3c010001, 0xac220f20, 0x24020b78, 0x3c010001, 0xac220f30, 0x34630002, 0xaf634000, 0x0c004315, 0x00808021, 0x3c010001, 0xa0220f34, 0x304200ff, 0x24030002, 0x14430005, 0x00000000, 0x3c020001, 0x8c420f20, 0x08004308, 0xac5000c0, 0x3c020001, 0x8c420f20, 0xac5000bc, 0x8f624434, 0x8f634438, 0x8f644410, 0x3c010001, 0xac220f28, 0x3c010001, 0xac230f38, 0x3c010001, 0xac240f24, 0x8fbf0014, 0x8fb00010, 0x03e00008, 0x27bd0018, 0x03e00008, 0x24020001, 0x27bdfff8, 0x18800009, 0x00002821, 0x8f63680c, 0x8f62680c, 0x1043fffe, 0x00000000, 0x24a50001, 0x00a4102a, 0x1440fff9, 0x00000000, 0x03e00008, 0x27bd0008, 0x8f634450, 0x3c020001, 0x8c420f28, 0x00031c02, 0x0043102b, 0x14400008, 0x3c038000, 0x3c040001, 0x8c840f38, 0x8f624450, 0x00021c02, 0x0083102b, 0x1040fffc, 0x3c038000, 0xaf634444, 0x8f624444, 0x00431024, 0x1440fffd, 0x00000000, 0x8f624448, 0x03e00008, 0x3042ffff, 0x3082ffff, 0x2442e000, 0x2c422001, 0x14400003, 0x3c024000, 0x08004347, 0x2402ffff, 0x00822025, 0xaf645c38, 0x8f625c30, 0x30420002, 0x1440fffc, 0x00001021, 0x03e00008, 0x00000000, 0x8f624450, 0x3c030001, 0x8c630f24, 0x08004350, 0x3042ffff, 0x8f624450, 0x3042ffff, 0x0043102b, 0x1440fffc, 0x00000000, 0x03e00008, 0x00000000, 0x27bdffe0, 0x00802821, 0x3c040001, 0x24840ed0, 0x00003021, 0x00003821, 0xafbf0018, 0xafa00010, 0x0c004378, 0xafa00014, 0x0800435f, 0x00000000, 0x8fbf0018, 0x03e00008, 0x27bd0020, 0x3c020001, 0x3442d600, 0x3c030001, 0x3463d600, 0x3c040001, 0x3484ddff, 0x3c010001, 0xac220f40, 0x24020040, 0x3c010001, 0xac220f44, 0x3c010001, 0xac200f3c, 0xac600000, 0x24630004, 0x0083102b, 0x5040fffd, 0xac600000, 0x03e00008, 0x00000000, 0x00804821, 0x8faa0010, 0x3c020001, 0x8c420f3c, 0x3c040001, 0x8c840f44, 0x8fab0014, 0x24430001, 0x0044102b, 0x3c010001, 0xac230f3c, 0x14400003, 0x00004021, 0x3c010001, 0xac200f3c, 0x3c020001, 0x8c420f3c, 0x3c030001, 0x8c630f40, 0x91240000, 0x00021140, 0x00431021, 0x00481021, 0x25080001, 0xa0440000, 0x29020008, 0x1440fff4, 0x25290001, 0x3c020001, 0x8c420f3c, 0x3c030001, 0x8c630f40, 0x8f64680c, 0x00021140, 0x00431021, 0xac440008, 0xac45000c, 0xac460010, 0xac470014, 0xac4a0018, 0x03e00008, 0xac4b001c, 0x00000000, 0x00000000, 0x00000000, }; static u32 tg3Tso5FwRodata[(TG3_TSO5_FW_RODATA_LEN / 4) + 1] = { 0x4d61696e, 0x43707542, 0x00000000, 0x4d61696e, 0x43707541, 0x00000000, 0x00000000, 0x00000000, 0x73746b6f, 0x66666c64, 0x00000000, 0x00000000, 0x73746b6f, 0x66666c64, 0x00000000, 0x00000000, 0x66617461, 0x6c457272, 0x00000000, 0x00000000, 0x00000000, }; static u32 tg3Tso5FwData[(TG3_TSO5_FW_DATA_LEN / 4) + 1] = { 0x00000000, 0x73746b6f, 0x66666c64, 0x5f76312e, 0x322e3000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, }; /* tp->lock is held. */ static int tg3_load_tso_firmware(struct tg3 *tp) { struct fw_info info; unsigned long cpu_base, cpu_scratch_base, cpu_scratch_size; int err, i; if (tp->tg3_flags2 & TG3_FLG2_HW_TSO) return 0; if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705) { info.text_base = TG3_TSO5_FW_TEXT_ADDR; info.text_len = TG3_TSO5_FW_TEXT_LEN; info.text_data = &tg3Tso5FwText[0]; info.rodata_base = TG3_TSO5_FW_RODATA_ADDR; info.rodata_len = TG3_TSO5_FW_RODATA_LEN; info.rodata_data = &tg3Tso5FwRodata[0]; info.data_base = TG3_TSO5_FW_DATA_ADDR; info.data_len = TG3_TSO5_FW_DATA_LEN; info.data_data = &tg3Tso5FwData[0]; cpu_base = RX_CPU_BASE; cpu_scratch_base = NIC_SRAM_MBUF_POOL_BASE5705; cpu_scratch_size = (info.text_len + info.rodata_len + info.data_len + TG3_TSO5_FW_SBSS_LEN + TG3_TSO5_FW_BSS_LEN); } else { info.text_base = TG3_TSO_FW_TEXT_ADDR; info.text_len = TG3_TSO_FW_TEXT_LEN; info.text_data = &tg3TsoFwText[0]; info.rodata_base = TG3_TSO_FW_RODATA_ADDR; info.rodata_len = TG3_TSO_FW_RODATA_LEN; info.rodata_data = &tg3TsoFwRodata[0]; info.data_base = TG3_TSO_FW_DATA_ADDR; info.data_len = TG3_TSO_FW_DATA_LEN; info.data_data = &tg3TsoFwData[0]; cpu_base = TX_CPU_BASE; cpu_scratch_base = TX_CPU_SCRATCH_BASE; cpu_scratch_size = TX_CPU_SCRATCH_SIZE; } err = tg3_load_firmware_cpu(tp, cpu_base, cpu_scratch_base, cpu_scratch_size, &info); if (err) return err; /* Now startup the cpu. */ tw32(cpu_base + CPU_STATE, 0xffffffff); tw32_f(cpu_base + CPU_PC, info.text_base); for (i = 0; i < 5; i++) { if (tr32(cpu_base + CPU_PC) == info.text_base) break; tw32(cpu_base + CPU_STATE, 0xffffffff); tw32(cpu_base + CPU_MODE, CPU_MODE_HALT); tw32_f(cpu_base + CPU_PC, info.text_base); udelay(1000); } if (i >= 5) { printk(KERN_ERR PFX "tg3_load_tso_firmware fails for %s " "to set CPU PC, is %08x should be %08x\n", tp->dev->name, tr32(cpu_base + CPU_PC), info.text_base); return -ENODEV; } tw32(cpu_base + CPU_STATE, 0xffffffff); tw32_f(cpu_base + CPU_MODE, 0x00000000); return 0; } #endif /* TG3_TSO_SUPPORT != 0 */ /* tp->lock is held. */ static void __tg3_set_mac_addr(struct tg3 *tp) { u32 addr_high, addr_low; int i; addr_high = ((tp->dev->dev_addr[0] << 8) | tp->dev->dev_addr[1]); addr_low = ((tp->dev->dev_addr[2] << 24) | (tp->dev->dev_addr[3] << 16) | (tp->dev->dev_addr[4] << 8) | (tp->dev->dev_addr[5] << 0)); for (i = 0; i < 4; i++) { tw32(MAC_ADDR_0_HIGH + (i * 8), addr_high); tw32(MAC_ADDR_0_LOW + (i * 8), addr_low); } if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703 || GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704) { for (i = 0; i < 12; i++) { tw32(MAC_EXTADDR_0_HIGH + (i * 8), addr_high); tw32(MAC_EXTADDR_0_LOW + (i * 8), addr_low); } } addr_high = (tp->dev->dev_addr[0] + tp->dev->dev_addr[1] + tp->dev->dev_addr[2] + tp->dev->dev_addr[3] + tp->dev->dev_addr[4] + tp->dev->dev_addr[5]) & TX_BACKOFF_SEED_MASK; tw32(MAC_TX_BACKOFF_SEED, addr_high); } static int tg3_set_mac_addr(struct net_device *dev, void *p) { struct tg3 *tp = netdev_priv(dev); struct sockaddr *addr = p; int err = 0; if (!is_valid_ether_addr(addr->sa_data)) return -EINVAL; memcpy(dev->dev_addr, addr->sa_data, dev->addr_len); if (!netif_running(dev)) return 0; if (tp->tg3_flags & TG3_FLAG_ENABLE_ASF) { /* Reset chip so that ASF can re-init any MAC addresses it * needs. */ tg3_netif_stop(tp); tg3_full_lock(tp, 1); tg3_halt(tp, RESET_KIND_SHUTDOWN, 1); err = tg3_restart_hw(tp, 0); if (!err) tg3_netif_start(tp); tg3_full_unlock(tp); } else { spin_lock_bh(&tp->lock); __tg3_set_mac_addr(tp); spin_unlock_bh(&tp->lock); } return err; } /* tp->lock is held. */ static void tg3_set_bdinfo(struct tg3 *tp, u32 bdinfo_addr, dma_addr_t mapping, u32 maxlen_flags, u32 nic_addr) { tg3_write_mem(tp, (bdinfo_addr + TG3_BDINFO_HOST_ADDR + TG3_64BIT_REG_HIGH), ((u64) mapping >> 32)); tg3_write_mem(tp, (bdinfo_addr + TG3_BDINFO_HOST_ADDR + TG3_64BIT_REG_LOW), ((u64) mapping & 0xffffffff)); tg3_write_mem(tp, (bdinfo_addr + TG3_BDINFO_MAXLEN_FLAGS), maxlen_flags); if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) tg3_write_mem(tp, (bdinfo_addr + TG3_BDINFO_NIC_ADDR), nic_addr); } static void __tg3_set_rx_mode(struct net_device *); static void __tg3_set_coalesce(struct tg3 *tp, struct ethtool_coalesce *ec) { tw32(HOSTCC_RXCOL_TICKS, ec->rx_coalesce_usecs); tw32(HOSTCC_TXCOL_TICKS, ec->tx_coalesce_usecs); tw32(HOSTCC_RXMAX_FRAMES, ec->rx_max_coalesced_frames); tw32(HOSTCC_TXMAX_FRAMES, ec->tx_max_coalesced_frames); if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) { tw32(HOSTCC_RXCOAL_TICK_INT, ec->rx_coalesce_usecs_irq); tw32(HOSTCC_TXCOAL_TICK_INT, ec->tx_coalesce_usecs_irq); } tw32(HOSTCC_RXCOAL_MAXF_INT, ec->rx_max_coalesced_frames_irq); tw32(HOSTCC_TXCOAL_MAXF_INT, ec->tx_max_coalesced_frames_irq); if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) { u32 val = ec->stats_block_coalesce_usecs; if (!netif_carrier_ok(tp->dev)) val = 0; tw32(HOSTCC_STAT_COAL_TICKS, val); } } /* tp->lock is held. */ static int tg3_reset_hw(struct tg3 *tp, int reset_phy) { u32 val, rdmac_mode; int i, err, limit; tg3_disable_ints(tp); tg3_stop_fw(tp); tg3_write_sig_pre_reset(tp, RESET_KIND_INIT); if (tp->tg3_flags & TG3_FLAG_INIT_COMPLETE) { tg3_abort_hw(tp, 1); } if ((tp->tg3_flags2 & TG3_FLG2_MII_SERDES) && reset_phy) tg3_phy_reset(tp); err = tg3_chip_reset(tp); if (err) return err; tg3_write_sig_legacy(tp, RESET_KIND_INIT); /* This works around an issue with Athlon chipsets on * B3 tigon3 silicon. This bit has no effect on any * other revision. But do not set this on PCI Express * chips. */ if (!(tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS)) tp->pci_clock_ctrl |= CLOCK_CTRL_DELAY_PCI_GRANT; tw32_f(TG3PCI_CLOCK_CTRL, tp->pci_clock_ctrl); if (tp->pci_chip_rev_id == CHIPREV_ID_5704_A0 && (tp->tg3_flags & TG3_FLAG_PCIX_MODE)) { val = tr32(TG3PCI_PCISTATE); val |= PCISTATE_RETRY_SAME_DMA; tw32(TG3PCI_PCISTATE, val); } if (GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5704_BX) { /* Enable some hw fixes. */ val = tr32(TG3PCI_MSI_DATA); val |= (1 << 26) | (1 << 28) | (1 << 29); tw32(TG3PCI_MSI_DATA, val); } /* Descriptor ring init may make accesses to the * NIC SRAM area to setup the TX descriptors, so we * can only do this after the hardware has been * successfully reset. */ err = tg3_init_rings(tp); if (err) return err; /* This value is determined during the probe time DMA * engine test, tg3_test_dma. */ tw32(TG3PCI_DMA_RW_CTRL, tp->dma_rwctrl); tp->grc_mode &= ~(GRC_MODE_HOST_SENDBDS | GRC_MODE_4X_NIC_SEND_RINGS | GRC_MODE_NO_TX_PHDR_CSUM | GRC_MODE_NO_RX_PHDR_CSUM); tp->grc_mode |= GRC_MODE_HOST_SENDBDS; /* Pseudo-header checksum is done by hardware logic and not * the offload processers, so make the chip do the pseudo- * header checksums on receive. For transmit it is more * convenient to do the pseudo-header checksum in software * as Linux does that on transmit for us in all cases. */ tp->grc_mode |= GRC_MODE_NO_TX_PHDR_CSUM; tw32(GRC_MODE, tp->grc_mode | (GRC_MODE_IRQ_ON_MAC_ATTN | GRC_MODE_HOST_STACKUP)); /* Setup the timer prescalar register. Clock is always 66Mhz. */ val = tr32(GRC_MISC_CFG); val &= ~0xff; val |= (65 << GRC_MISC_CFG_PRESCALAR_SHIFT); tw32(GRC_MISC_CFG, val); /* Initialize MBUF/DESC pool. */ if (tp->tg3_flags2 & TG3_FLG2_5750_PLUS) { /* Do nothing. */ } else if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5705) { tw32(BUFMGR_MB_POOL_ADDR, NIC_SRAM_MBUF_POOL_BASE); if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704) tw32(BUFMGR_MB_POOL_SIZE, NIC_SRAM_MBUF_POOL_SIZE64); else tw32(BUFMGR_MB_POOL_SIZE, NIC_SRAM_MBUF_POOL_SIZE96); tw32(BUFMGR_DMA_DESC_POOL_ADDR, NIC_SRAM_DMA_DESC_POOL_BASE); tw32(BUFMGR_DMA_DESC_POOL_SIZE, NIC_SRAM_DMA_DESC_POOL_SIZE); } #if TG3_TSO_SUPPORT != 0 else if (tp->tg3_flags2 & TG3_FLG2_TSO_CAPABLE) { int fw_len; fw_len = (TG3_TSO5_FW_TEXT_LEN + TG3_TSO5_FW_RODATA_LEN + TG3_TSO5_FW_DATA_LEN + TG3_TSO5_FW_SBSS_LEN + TG3_TSO5_FW_BSS_LEN); fw_len = (fw_len + (0x80 - 1)) & ~(0x80 - 1); tw32(BUFMGR_MB_POOL_ADDR, NIC_SRAM_MBUF_POOL_BASE5705 + fw_len); tw32(BUFMGR_MB_POOL_SIZE, NIC_SRAM_MBUF_POOL_SIZE5705 - fw_len - 0xa00); } #endif if (tp->dev->mtu <= ETH_DATA_LEN) { tw32(BUFMGR_MB_RDMA_LOW_WATER, tp->bufmgr_config.mbuf_read_dma_low_water); tw32(BUFMGR_MB_MACRX_LOW_WATER, tp->bufmgr_config.mbuf_mac_rx_low_water); tw32(BUFMGR_MB_HIGH_WATER, tp->bufmgr_config.mbuf_high_water); } else { tw32(BUFMGR_MB_RDMA_LOW_WATER, tp->bufmgr_config.mbuf_read_dma_low_water_jumbo); tw32(BUFMGR_MB_MACRX_LOW_WATER, tp->bufmgr_config.mbuf_mac_rx_low_water_jumbo); tw32(BUFMGR_MB_HIGH_WATER, tp->bufmgr_config.mbuf_high_water_jumbo); } tw32(BUFMGR_DMA_LOW_WATER, tp->bufmgr_config.dma_low_water); tw32(BUFMGR_DMA_HIGH_WATER, tp->bufmgr_config.dma_high_water); tw32(BUFMGR_MODE, BUFMGR_MODE_ENABLE | BUFMGR_MODE_ATTN_ENABLE); for (i = 0; i < 2000; i++) { if (tr32(BUFMGR_MODE) & BUFMGR_MODE_ENABLE) break; udelay(10); } if (i >= 2000) { printk(KERN_ERR PFX "tg3_reset_hw cannot enable BUFMGR for %s.\n", tp->dev->name); return -ENODEV; } /* Setup replenish threshold. */ val = tp->rx_pending / 8; if (val == 0) val = 1; else if (val > tp->rx_std_max_post) val = tp->rx_std_max_post; tw32(RCVBDI_STD_THRESH, val); /* Initialize TG3_BDINFO's at: * RCVDBDI_STD_BD: standard eth size rx ring * RCVDBDI_JUMBO_BD: jumbo frame rx ring * RCVDBDI_MINI_BD: small frame rx ring (??? does not work) * * like so: * TG3_BDINFO_HOST_ADDR: high/low parts of DMA address of ring * TG3_BDINFO_MAXLEN_FLAGS: (rx max buffer size << 16) | * ring attribute flags * TG3_BDINFO_NIC_ADDR: location of descriptors in nic SRAM * * Standard receive ring @ NIC_SRAM_RX_BUFFER_DESC, 512 entries. * Jumbo receive ring @ NIC_SRAM_RX_JUMBO_BUFFER_DESC, 256 entries. * * The size of each ring is fixed in the firmware, but the location is * configurable. */ tw32(RCVDBDI_STD_BD + TG3_BDINFO_HOST_ADDR + TG3_64BIT_REG_HIGH, ((u64) tp->rx_std_mapping >> 32)); tw32(RCVDBDI_STD_BD + TG3_BDINFO_HOST_ADDR + TG3_64BIT_REG_LOW, ((u64) tp->rx_std_mapping & 0xffffffff)); tw32(RCVDBDI_STD_BD + TG3_BDINFO_NIC_ADDR, NIC_SRAM_RX_BUFFER_DESC); /* Don't even try to program the JUMBO/MINI buffer descriptor * configs on 5705. */ if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS) { tw32(RCVDBDI_STD_BD + TG3_BDINFO_MAXLEN_FLAGS, RX_STD_MAX_SIZE_5705 << BDINFO_FLAGS_MAXLEN_SHIFT); } else { tw32(RCVDBDI_STD_BD + TG3_BDINFO_MAXLEN_FLAGS, RX_STD_MAX_SIZE << BDINFO_FLAGS_MAXLEN_SHIFT); tw32(RCVDBDI_MINI_BD + TG3_BDINFO_MAXLEN_FLAGS, BDINFO_FLAGS_DISABLED); /* Setup replenish threshold. */ tw32(RCVBDI_JUMBO_THRESH, tp->rx_jumbo_pending / 8); if (tp->tg3_flags & TG3_FLAG_JUMBO_RING_ENABLE) { tw32(RCVDBDI_JUMBO_BD + TG3_BDINFO_HOST_ADDR + TG3_64BIT_REG_HIGH, ((u64) tp->rx_jumbo_mapping >> 32)); tw32(RCVDBDI_JUMBO_BD + TG3_BDINFO_HOST_ADDR + TG3_64BIT_REG_LOW, ((u64) tp->rx_jumbo_mapping & 0xffffffff)); tw32(RCVDBDI_JUMBO_BD + TG3_BDINFO_MAXLEN_FLAGS, RX_JUMBO_MAX_SIZE << BDINFO_FLAGS_MAXLEN_SHIFT); tw32(RCVDBDI_JUMBO_BD + TG3_BDINFO_NIC_ADDR, NIC_SRAM_RX_JUMBO_BUFFER_DESC); } else { tw32(RCVDBDI_JUMBO_BD + TG3_BDINFO_MAXLEN_FLAGS, BDINFO_FLAGS_DISABLED); } } /* There is only one send ring on 5705/5750, no need to explicitly * disable the others. */ if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) { /* Clear out send RCB ring in SRAM. */ for (i = NIC_SRAM_SEND_RCB; i < NIC_SRAM_RCV_RET_RCB; i += TG3_BDINFO_SIZE) tg3_write_mem(tp, i + TG3_BDINFO_MAXLEN_FLAGS, BDINFO_FLAGS_DISABLED); } tp->tx_prod = 0; tp->tx_cons = 0; tw32_mailbox(MAILBOX_SNDHOST_PROD_IDX_0 + TG3_64BIT_REG_LOW, 0); tw32_tx_mbox(MAILBOX_SNDNIC_PROD_IDX_0 + TG3_64BIT_REG_LOW, 0); tg3_set_bdinfo(tp, NIC_SRAM_SEND_RCB, tp->tx_desc_mapping, (TG3_TX_RING_SIZE << BDINFO_FLAGS_MAXLEN_SHIFT), NIC_SRAM_TX_BUFFER_DESC); /* There is only one receive return ring on 5705/5750, no need * to explicitly disable the others. */ if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) { for (i = NIC_SRAM_RCV_RET_RCB; i < NIC_SRAM_STATS_BLK; i += TG3_BDINFO_SIZE) { tg3_write_mem(tp, i + TG3_BDINFO_MAXLEN_FLAGS, BDINFO_FLAGS_DISABLED); } } tp->rx_rcb_ptr = 0; tw32_rx_mbox(MAILBOX_RCVRET_CON_IDX_0 + TG3_64BIT_REG_LOW, 0); tg3_set_bdinfo(tp, NIC_SRAM_RCV_RET_RCB, tp->rx_rcb_mapping, (TG3_RX_RCB_RING_SIZE(tp) << BDINFO_FLAGS_MAXLEN_SHIFT), 0); tp->rx_std_ptr = tp->rx_pending; tw32_rx_mbox(MAILBOX_RCV_STD_PROD_IDX + TG3_64BIT_REG_LOW, tp->rx_std_ptr); tp->rx_jumbo_ptr = (tp->tg3_flags & TG3_FLAG_JUMBO_RING_ENABLE) ? tp->rx_jumbo_pending : 0; tw32_rx_mbox(MAILBOX_RCV_JUMBO_PROD_IDX + TG3_64BIT_REG_LOW, tp->rx_jumbo_ptr); /* Initialize MAC address and backoff seed. */ __tg3_set_mac_addr(tp); /* MTU + ethernet header + FCS + optional VLAN tag */ tw32(MAC_RX_MTU_SIZE, tp->dev->mtu + ETH_HLEN + 8); /* The slot time is changed by tg3_setup_phy if we * run at gigabit with half duplex. */ tw32(MAC_TX_LENGTHS, (2 << TX_LENGTHS_IPG_CRS_SHIFT) | (6 << TX_LENGTHS_IPG_SHIFT) | (32 << TX_LENGTHS_SLOT_TIME_SHIFT)); /* Receive rules. */ tw32(MAC_RCV_RULE_CFG, RCV_RULE_CFG_DEFAULT_CLASS); tw32(RCVLPC_CONFIG, 0x0181); /* Calculate RDMAC_MODE setting early, we need it to determine * the RCVLPC_STATE_ENABLE mask. */ rdmac_mode = (RDMAC_MODE_ENABLE | RDMAC_MODE_TGTABORT_ENAB | RDMAC_MODE_MSTABORT_ENAB | RDMAC_MODE_PARITYERR_ENAB | RDMAC_MODE_ADDROFLOW_ENAB | RDMAC_MODE_FIFOOFLOW_ENAB | RDMAC_MODE_FIFOURUN_ENAB | RDMAC_MODE_FIFOOREAD_ENAB | RDMAC_MODE_LNGREAD_ENAB); if (tp->tg3_flags & TG3_FLAG_SPLIT_MODE) rdmac_mode |= RDMAC_MODE_SPLIT_ENABLE; /* If statement applies to 5705 and 5750 PCI devices only */ if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705 && tp->pci_chip_rev_id != CHIPREV_ID_5705_A0) || (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5750)) { if (tp->tg3_flags2 & TG3_FLG2_TSO_CAPABLE && (tp->pci_chip_rev_id == CHIPREV_ID_5705_A1 || tp->pci_chip_rev_id == CHIPREV_ID_5705_A2)) { rdmac_mode |= RDMAC_MODE_FIFO_SIZE_128; } else if (!(tr32(TG3PCI_PCISTATE) & PCISTATE_BUS_SPEED_HIGH) && !(tp->tg3_flags2 & TG3_FLG2_IS_5788)) { rdmac_mode |= RDMAC_MODE_FIFO_LONG_BURST; } } if (tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS) rdmac_mode |= RDMAC_MODE_FIFO_LONG_BURST; #if TG3_TSO_SUPPORT != 0 if (tp->tg3_flags2 & TG3_FLG2_HW_TSO) rdmac_mode |= (1 << 27); #endif /* Receive/send statistics. */ if (tp->tg3_flags2 & TG3_FLG2_5750_PLUS) { val = tr32(RCVLPC_STATS_ENABLE); val &= ~RCVLPC_STATSENAB_DACK_FIX; tw32(RCVLPC_STATS_ENABLE, val); } else if ((rdmac_mode & RDMAC_MODE_FIFO_SIZE_128) && (tp->tg3_flags2 & TG3_FLG2_TSO_CAPABLE)) { val = tr32(RCVLPC_STATS_ENABLE); val &= ~RCVLPC_STATSENAB_LNGBRST_RFIX; tw32(RCVLPC_STATS_ENABLE, val); } else { tw32(RCVLPC_STATS_ENABLE, 0xffffff); } tw32(RCVLPC_STATSCTRL, RCVLPC_STATSCTRL_ENABLE); tw32(SNDDATAI_STATSENAB, 0xffffff); tw32(SNDDATAI_STATSCTRL, (SNDDATAI_SCTRL_ENABLE | SNDDATAI_SCTRL_FASTUPD)); /* Setup host coalescing engine. */ tw32(HOSTCC_MODE, 0); for (i = 0; i < 2000; i++) { if (!(tr32(HOSTCC_MODE) & HOSTCC_MODE_ENABLE)) break; udelay(10); } __tg3_set_coalesce(tp, &tp->coal); /* set status block DMA address */ tw32(HOSTCC_STATUS_BLK_HOST_ADDR + TG3_64BIT_REG_HIGH, ((u64) tp->status_mapping >> 32)); tw32(HOSTCC_STATUS_BLK_HOST_ADDR + TG3_64BIT_REG_LOW, ((u64) tp->status_mapping & 0xffffffff)); if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) { /* Status/statistics block address. See tg3_timer, * the tg3_periodic_fetch_stats call there, and * tg3_get_stats to see how this works for 5705/5750 chips. */ tw32(HOSTCC_STATS_BLK_HOST_ADDR + TG3_64BIT_REG_HIGH, ((u64) tp->stats_mapping >> 32)); tw32(HOSTCC_STATS_BLK_HOST_ADDR + TG3_64BIT_REG_LOW, ((u64) tp->stats_mapping & 0xffffffff)); tw32(HOSTCC_STATS_BLK_NIC_ADDR, NIC_SRAM_STATS_BLK); tw32(HOSTCC_STATUS_BLK_NIC_ADDR, NIC_SRAM_STATUS_BLK); } tw32(HOSTCC_MODE, HOSTCC_MODE_ENABLE | tp->coalesce_mode); tw32(RCVCC_MODE, RCVCC_MODE_ENABLE | RCVCC_MODE_ATTN_ENABLE); tw32(RCVLPC_MODE, RCVLPC_MODE_ENABLE); if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) tw32(RCVLSC_MODE, RCVLSC_MODE_ENABLE | RCVLSC_MODE_ATTN_ENABLE); /* Clear statistics/status block in chip, and status block in ram. */ for (i = NIC_SRAM_STATS_BLK; i < NIC_SRAM_STATUS_BLK + TG3_HW_STATUS_SIZE; i += sizeof(u32)) { tg3_write_mem(tp, i, 0); udelay(40); } memset(tp->hw_status, 0, TG3_HW_STATUS_SIZE); if (tp->tg3_flags2 & TG3_FLG2_MII_SERDES) { tp->tg3_flags2 &= ~TG3_FLG2_PARALLEL_DETECT; /* reset to prevent losing 1st rx packet intermittently */ tw32_f(MAC_RX_MODE, RX_MODE_RESET); udelay(10); } tp->mac_mode = MAC_MODE_TXSTAT_ENABLE | MAC_MODE_RXSTAT_ENABLE | MAC_MODE_TDE_ENABLE | MAC_MODE_RDE_ENABLE | MAC_MODE_FHDE_ENABLE; tw32_f(MAC_MODE, tp->mac_mode | MAC_MODE_RXSTAT_CLEAR | MAC_MODE_TXSTAT_CLEAR); udelay(40); /* tp->grc_local_ctrl is partially set up during tg3_get_invariants(). * If TG3_FLAG_EEPROM_WRITE_PROT is set, we should read the * register to preserve the GPIO settings for LOMs. The GPIOs, * whether used as inputs or outputs, are set by boot code after * reset. */ if (tp->tg3_flags & TG3_FLAG_EEPROM_WRITE_PROT) { u32 gpio_mask; gpio_mask = GRC_LCLCTRL_GPIO_OE0 | GRC_LCLCTRL_GPIO_OE2 | GRC_LCLCTRL_GPIO_OUTPUT0 | GRC_LCLCTRL_GPIO_OUTPUT2; if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5752) gpio_mask |= GRC_LCLCTRL_GPIO_OE3 | GRC_LCLCTRL_GPIO_OUTPUT3; if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5755) gpio_mask |= GRC_LCLCTRL_GPIO_UART_SEL; tp->grc_local_ctrl |= tr32(GRC_LOCAL_CTRL) & gpio_mask; /* GPIO1 must be driven high for eeprom write protect */ tp->grc_local_ctrl |= (GRC_LCLCTRL_GPIO_OE1 | GRC_LCLCTRL_GPIO_OUTPUT1); } tw32_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl); udelay(100); tw32_mailbox_f(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW, 0); tp->last_tag = 0; if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) { tw32_f(DMAC_MODE, DMAC_MODE_ENABLE); udelay(40); } val = (WDMAC_MODE_ENABLE | WDMAC_MODE_TGTABORT_ENAB | WDMAC_MODE_MSTABORT_ENAB | WDMAC_MODE_PARITYERR_ENAB | WDMAC_MODE_ADDROFLOW_ENAB | WDMAC_MODE_FIFOOFLOW_ENAB | WDMAC_MODE_FIFOURUN_ENAB | WDMAC_MODE_FIFOOREAD_ENAB | WDMAC_MODE_LNGREAD_ENAB); /* If statement applies to 5705 and 5750 PCI devices only */ if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705 && tp->pci_chip_rev_id != CHIPREV_ID_5705_A0) || GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5750) { if ((tp->tg3_flags & TG3_FLG2_TSO_CAPABLE) && (tp->pci_chip_rev_id == CHIPREV_ID_5705_A1 || tp->pci_chip_rev_id == CHIPREV_ID_5705_A2)) { /* nothing */ } else if (!(tr32(TG3PCI_PCISTATE) & PCISTATE_BUS_SPEED_HIGH) && !(tp->tg3_flags2 & TG3_FLG2_IS_5788) && !(tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS)) { val |= WDMAC_MODE_RX_ACCEL; } } /* Enable host coalescing bug fix */ if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5755) || (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5787)) val |= (1 << 29); tw32_f(WDMAC_MODE, val); udelay(40); if ((tp->tg3_flags & TG3_FLAG_PCIX_MODE) != 0) { val = tr32(TG3PCI_X_CAPS); if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703) { val &= ~PCIX_CAPS_BURST_MASK; val |= (PCIX_CAPS_MAX_BURST_CPIOB << PCIX_CAPS_BURST_SHIFT); } else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704) { val &= ~(PCIX_CAPS_SPLIT_MASK | PCIX_CAPS_BURST_MASK); val |= (PCIX_CAPS_MAX_BURST_CPIOB << PCIX_CAPS_BURST_SHIFT); if (tp->tg3_flags & TG3_FLAG_SPLIT_MODE) val |= (tp->split_mode_max_reqs << PCIX_CAPS_SPLIT_SHIFT); } tw32(TG3PCI_X_CAPS, val); } tw32_f(RDMAC_MODE, rdmac_mode); udelay(40); tw32(RCVDCC_MODE, RCVDCC_MODE_ENABLE | RCVDCC_MODE_ATTN_ENABLE); if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) tw32(MBFREE_MODE, MBFREE_MODE_ENABLE); tw32(SNDDATAC_MODE, SNDDATAC_MODE_ENABLE); tw32(SNDBDC_MODE, SNDBDC_MODE_ENABLE | SNDBDC_MODE_ATTN_ENABLE); tw32(RCVBDI_MODE, RCVBDI_MODE_ENABLE | RCVBDI_MODE_RCB_ATTN_ENAB); tw32(RCVDBDI_MODE, RCVDBDI_MODE_ENABLE | RCVDBDI_MODE_INV_RING_SZ); tw32(SNDDATAI_MODE, SNDDATAI_MODE_ENABLE); #if TG3_TSO_SUPPORT != 0 if (tp->tg3_flags2 & TG3_FLG2_HW_TSO) tw32(SNDDATAI_MODE, SNDDATAI_MODE_ENABLE | 0x8); #endif tw32(SNDBDI_MODE, SNDBDI_MODE_ENABLE | SNDBDI_MODE_ATTN_ENABLE); tw32(SNDBDS_MODE, SNDBDS_MODE_ENABLE | SNDBDS_MODE_ATTN_ENABLE); if (tp->pci_chip_rev_id == CHIPREV_ID_5701_A0) { err = tg3_load_5701_a0_firmware_fix(tp); if (err) return err; } #if TG3_TSO_SUPPORT != 0 if (tp->tg3_flags2 & TG3_FLG2_TSO_CAPABLE) { err = tg3_load_tso_firmware(tp); if (err) return err; } #endif tp->tx_mode = TX_MODE_ENABLE; tw32_f(MAC_TX_MODE, tp->tx_mode); udelay(100); tp->rx_mode = RX_MODE_ENABLE; if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5755) tp->rx_mode |= RX_MODE_IPV6_CSUM_ENABLE; tw32_f(MAC_RX_MODE, tp->rx_mode); udelay(10); if (tp->link_config.phy_is_low_power) { tp->link_config.phy_is_low_power = 0; tp->link_config.speed = tp->link_config.orig_speed; tp->link_config.duplex = tp->link_config.orig_duplex; tp->link_config.autoneg = tp->link_config.orig_autoneg; } tp->mi_mode = MAC_MI_MODE_BASE; tw32_f(MAC_MI_MODE, tp->mi_mode); udelay(80); tw32(MAC_LED_CTRL, tp->led_ctrl); tw32(MAC_MI_STAT, MAC_MI_STAT_LNKSTAT_ATTN_ENAB); if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES) { tw32_f(MAC_RX_MODE, RX_MODE_RESET); udelay(10); } tw32_f(MAC_RX_MODE, tp->rx_mode); udelay(10); if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES) { if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704) && !(tp->tg3_flags2 & TG3_FLG2_SERDES_PREEMPHASIS)) { /* Set drive transmission level to 1.2V */ /* only if the signal pre-emphasis bit is not set */ val = tr32(MAC_SERDES_CFG); val &= 0xfffff000; val |= 0x880; tw32(MAC_SERDES_CFG, val); } if (tp->pci_chip_rev_id == CHIPREV_ID_5703_A1) tw32(MAC_SERDES_CFG, 0x616000); } /* Prevent chip from dropping frames when flow control * is enabled. */ tw32_f(MAC_LOW_WMARK_MAX_RX_FRAME, 2); if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704 && (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)) { /* Use hardware link auto-negotiation */ tp->tg3_flags2 |= TG3_FLG2_HW_AUTONEG; } if ((tp->tg3_flags2 & TG3_FLG2_MII_SERDES) && (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5714)) { u32 tmp; tmp = tr32(SERDES_RX_CTRL); tw32(SERDES_RX_CTRL, tmp | SERDES_RX_SIG_DETECT); tp->grc_local_ctrl &= ~GRC_LCLCTRL_USE_EXT_SIG_DETECT; tp->grc_local_ctrl |= GRC_LCLCTRL_USE_SIG_DETECT; tw32(GRC_LOCAL_CTRL, tp->grc_local_ctrl); } err = tg3_setup_phy(tp, reset_phy); if (err) return err; if (!(tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)) { u32 tmp; /* Clear CRC stats. */ if (!tg3_readphy(tp, 0x1e, &tmp)) { tg3_writephy(tp, 0x1e, tmp | 0x8000); tg3_readphy(tp, 0x14, &tmp); } } __tg3_set_rx_mode(tp->dev); /* Initialize receive rules. */ tw32(MAC_RCV_RULE_0, 0xc2000000 & RCV_RULE_DISABLE_MASK); tw32(MAC_RCV_VALUE_0, 0xffffffff & RCV_RULE_DISABLE_MASK); tw32(MAC_RCV_RULE_1, 0x86000004 & RCV_RULE_DISABLE_MASK); tw32(MAC_RCV_VALUE_1, 0xffffffff & RCV_RULE_DISABLE_MASK); if ((tp->tg3_flags2 & TG3_FLG2_5705_PLUS) && !(tp->tg3_flags2 & TG3_FLG2_5780_CLASS)) limit = 8; else limit = 16; if (tp->tg3_flags & TG3_FLAG_ENABLE_ASF) limit -= 4; switch (limit) { case 16: tw32(MAC_RCV_RULE_15, 0); tw32(MAC_RCV_VALUE_15, 0); case 15: tw32(MAC_RCV_RULE_14, 0); tw32(MAC_RCV_VALUE_14, 0); case 14: tw32(MAC_RCV_RULE_13, 0); tw32(MAC_RCV_VALUE_13, 0); case 13: tw32(MAC_RCV_RULE_12, 0); tw32(MAC_RCV_VALUE_12, 0); case 12: tw32(MAC_RCV_RULE_11, 0); tw32(MAC_RCV_VALUE_11, 0); case 11: tw32(MAC_RCV_RULE_10, 0); tw32(MAC_RCV_VALUE_10, 0); case 10: tw32(MAC_RCV_RULE_9, 0); tw32(MAC_RCV_VALUE_9, 0); case 9: tw32(MAC_RCV_RULE_8, 0); tw32(MAC_RCV_VALUE_8, 0); case 8: tw32(MAC_RCV_RULE_7, 0); tw32(MAC_RCV_VALUE_7, 0); case 7: tw32(MAC_RCV_RULE_6, 0); tw32(MAC_RCV_VALUE_6, 0); case 6: tw32(MAC_RCV_RULE_5, 0); tw32(MAC_RCV_VALUE_5, 0); case 5: tw32(MAC_RCV_RULE_4, 0); tw32(MAC_RCV_VALUE_4, 0); case 4: /* tw32(MAC_RCV_RULE_3, 0); tw32(MAC_RCV_VALUE_3, 0); */ case 3: /* tw32(MAC_RCV_RULE_2, 0); tw32(MAC_RCV_VALUE_2, 0); */ case 2: case 1: default: break; }; tg3_write_sig_post_reset(tp, RESET_KIND_INIT); return 0; } /* Called at device open time to get the chip ready for * packet processing. Invoked with tp->lock held. */ static int tg3_init_hw(struct tg3 *tp, int reset_phy) { int err; /* Force the chip into D0. */ err = tg3_set_power_state(tp, PCI_D0); if (err) goto out; tg3_switch_clocks(tp); tw32(TG3PCI_MEM_WIN_BASE_ADDR, 0); err = tg3_reset_hw(tp, reset_phy); out: return err; } #define TG3_STAT_ADD32(PSTAT, REG) \ do { u32 __val = tr32(REG); \ (PSTAT)->low += __val; \ if ((PSTAT)->low < __val) \ (PSTAT)->high += 1; \ } while (0) static void tg3_periodic_fetch_stats(struct tg3 *tp) { struct tg3_hw_stats *sp = tp->hw_stats; if (!netif_carrier_ok(tp->dev)) return; TG3_STAT_ADD32(&sp->tx_octets, MAC_TX_STATS_OCTETS); TG3_STAT_ADD32(&sp->tx_collisions, MAC_TX_STATS_COLLISIONS); TG3_STAT_ADD32(&sp->tx_xon_sent, MAC_TX_STATS_XON_SENT); TG3_STAT_ADD32(&sp->tx_xoff_sent, MAC_TX_STATS_XOFF_SENT); TG3_STAT_ADD32(&sp->tx_mac_errors, MAC_TX_STATS_MAC_ERRORS); TG3_STAT_ADD32(&sp->tx_single_collisions, MAC_TX_STATS_SINGLE_COLLISIONS); TG3_STAT_ADD32(&sp->tx_mult_collisions, MAC_TX_STATS_MULT_COLLISIONS); TG3_STAT_ADD32(&sp->tx_deferred, MAC_TX_STATS_DEFERRED); TG3_STAT_ADD32(&sp->tx_excessive_collisions, MAC_TX_STATS_EXCESSIVE_COL); TG3_STAT_ADD32(&sp->tx_late_collisions, MAC_TX_STATS_LATE_COL); TG3_STAT_ADD32(&sp->tx_ucast_packets, MAC_TX_STATS_UCAST); TG3_STAT_ADD32(&sp->tx_mcast_packets, MAC_TX_STATS_MCAST); TG3_STAT_ADD32(&sp->tx_bcast_packets, MAC_TX_STATS_BCAST); TG3_STAT_ADD32(&sp->rx_octets, MAC_RX_STATS_OCTETS); TG3_STAT_ADD32(&sp->rx_fragments, MAC_RX_STATS_FRAGMENTS); TG3_STAT_ADD32(&sp->rx_ucast_packets, MAC_RX_STATS_UCAST); TG3_STAT_ADD32(&sp->rx_mcast_packets, MAC_RX_STATS_MCAST); TG3_STAT_ADD32(&sp->rx_bcast_packets, MAC_RX_STATS_BCAST); TG3_STAT_ADD32(&sp->rx_fcs_errors, MAC_RX_STATS_FCS_ERRORS); TG3_STAT_ADD32(&sp->rx_align_errors, MAC_RX_STATS_ALIGN_ERRORS); TG3_STAT_ADD32(&sp->rx_xon_pause_rcvd, MAC_RX_STATS_XON_PAUSE_RECVD); TG3_STAT_ADD32(&sp->rx_xoff_pause_rcvd, MAC_RX_STATS_XOFF_PAUSE_RECVD); TG3_STAT_ADD32(&sp->rx_mac_ctrl_rcvd, MAC_RX_STATS_MAC_CTRL_RECVD); TG3_STAT_ADD32(&sp->rx_xoff_entered, MAC_RX_STATS_XOFF_ENTERED); TG3_STAT_ADD32(&sp->rx_frame_too_long_errors, MAC_RX_STATS_FRAME_TOO_LONG); TG3_STAT_ADD32(&sp->rx_jabbers, MAC_RX_STATS_JABBERS); TG3_STAT_ADD32(&sp->rx_undersize_packets, MAC_RX_STATS_UNDERSIZE); TG3_STAT_ADD32(&sp->rxbds_empty, RCVLPC_NO_RCV_BD_CNT); TG3_STAT_ADD32(&sp->rx_discards, RCVLPC_IN_DISCARDS_CNT); TG3_STAT_ADD32(&sp->rx_errors, RCVLPC_IN_ERRORS_CNT); } static void tg3_timer(unsigned long __opaque) { struct tg3 *tp = (struct tg3 *) __opaque; if (tp->irq_sync) goto restart_timer; spin_lock(&tp->lock); if (!(tp->tg3_flags & TG3_FLAG_TAGGED_STATUS)) { /* All of this garbage is because when using non-tagged * IRQ status the mailbox/status_block protocol the chip * uses with the cpu is race prone. */ if (tp->hw_status->status & SD_STATUS_UPDATED) { tw32(GRC_LOCAL_CTRL, tp->grc_local_ctrl | GRC_LCLCTRL_SETINT); } else { tw32(HOSTCC_MODE, tp->coalesce_mode | (HOSTCC_MODE_ENABLE | HOSTCC_MODE_NOW)); } if (!(tr32(WDMAC_MODE) & WDMAC_MODE_ENABLE)) { tp->tg3_flags2 |= TG3_FLG2_RESTART_TIMER; spin_unlock(&tp->lock); schedule_work(&tp->reset_task); return; } } /* This part only runs once per second. */ if (!--tp->timer_counter) { if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS) tg3_periodic_fetch_stats(tp); if (tp->tg3_flags & TG3_FLAG_USE_LINKCHG_REG) { u32 mac_stat; int phy_event; mac_stat = tr32(MAC_STATUS); phy_event = 0; if (tp->tg3_flags & TG3_FLAG_USE_MI_INTERRUPT) { if (mac_stat & MAC_STATUS_MI_INTERRUPT) phy_event = 1; } else if (mac_stat & MAC_STATUS_LNKSTATE_CHANGED) phy_event = 1; if (phy_event) tg3_setup_phy(tp, 0); } else if (tp->tg3_flags & TG3_FLAG_POLL_SERDES) { u32 mac_stat = tr32(MAC_STATUS); int need_setup = 0; if (netif_carrier_ok(tp->dev) && (mac_stat & MAC_STATUS_LNKSTATE_CHANGED)) { need_setup = 1; } if (! netif_carrier_ok(tp->dev) && (mac_stat & (MAC_STATUS_PCS_SYNCED | MAC_STATUS_SIGNAL_DET))) { need_setup = 1; } if (need_setup) { tw32_f(MAC_MODE, (tp->mac_mode & ~MAC_MODE_PORT_MODE_MASK)); udelay(40); tw32_f(MAC_MODE, tp->mac_mode); udelay(40); tg3_setup_phy(tp, 0); } } else if (tp->tg3_flags2 & TG3_FLG2_MII_SERDES) tg3_serdes_parallel_detect(tp); tp->timer_counter = tp->timer_multiplier; } /* Heartbeat is only sent once every 2 seconds. */ if (!--tp->asf_counter) { if (tp->tg3_flags & TG3_FLAG_ENABLE_ASF) { u32 val; tg3_write_mem(tp, NIC_SRAM_FW_CMD_MBOX, FWCMD_NICDRV_ALIVE2); tg3_write_mem(tp, NIC_SRAM_FW_CMD_LEN_MBOX, 4); /* 5 seconds timeout */ tg3_write_mem(tp, NIC_SRAM_FW_CMD_DATA_MBOX, 5); val = tr32(GRC_RX_CPU_EVENT); val |= (1 << 14); tw32(GRC_RX_CPU_EVENT, val); } tp->asf_counter = tp->asf_multiplier; } spin_unlock(&tp->lock); restart_timer: tp->timer.expires = jiffies + tp->timer_offset; add_timer(&tp->timer); } static int tg3_request_irq(struct tg3 *tp) { irqreturn_t (*fn)(int, void *, struct pt_regs *); unsigned long flags; struct net_device *dev = tp->dev; if (tp->tg3_flags2 & TG3_FLG2_USING_MSI) { fn = tg3_msi; if (tp->tg3_flags2 & TG3_FLG2_1SHOT_MSI) fn = tg3_msi_1shot; flags = IRQF_SAMPLE_RANDOM; } else { fn = tg3_interrupt; if (tp->tg3_flags & TG3_FLAG_TAGGED_STATUS) fn = tg3_interrupt_tagged; flags = IRQF_SHARED | IRQF_SAMPLE_RANDOM; } return (request_irq(tp->pdev->irq, fn, flags, dev->name, dev)); } static int tg3_test_interrupt(struct tg3 *tp) { struct net_device *dev = tp->dev; int err, i; u32 int_mbox = 0; if (!netif_running(dev)) return -ENODEV; tg3_disable_ints(tp); free_irq(tp->pdev->irq, dev); err = request_irq(tp->pdev->irq, tg3_test_isr, IRQF_SHARED | IRQF_SAMPLE_RANDOM, dev->name, dev); if (err) return err; tp->hw_status->status &= ~SD_STATUS_UPDATED; tg3_enable_ints(tp); tw32_f(HOSTCC_MODE, tp->coalesce_mode | HOSTCC_MODE_ENABLE | HOSTCC_MODE_NOW); for (i = 0; i < 5; i++) { int_mbox = tr32_mailbox(MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW); if (int_mbox != 0) break; msleep(10); } tg3_disable_ints(tp); free_irq(tp->pdev->irq, dev); err = tg3_request_irq(tp); if (err) return err; if (int_mbox != 0) return 0; return -EIO; } /* Returns 0 if MSI test succeeds or MSI test fails and INTx mode is * successfully restored */ static int tg3_test_msi(struct tg3 *tp) { struct net_device *dev = tp->dev; int err; u16 pci_cmd; if (!(tp->tg3_flags2 & TG3_FLG2_USING_MSI)) return 0; /* Turn off SERR reporting in case MSI terminates with Master * Abort. */ pci_read_config_word(tp->pdev, PCI_COMMAND, &pci_cmd); pci_write_config_word(tp->pdev, PCI_COMMAND, pci_cmd & ~PCI_COMMAND_SERR); err = tg3_test_interrupt(tp); pci_write_config_word(tp->pdev, PCI_COMMAND, pci_cmd); if (!err) return 0; /* other failures */ if (err != -EIO) return err; /* MSI test failed, go back to INTx mode */ printk(KERN_WARNING PFX "%s: No interrupt was generated using MSI, " "switching to INTx mode. Please report this failure to " "the PCI maintainer and include system chipset information.\n", tp->dev->name); free_irq(tp->pdev->irq, dev); pci_disable_msi(tp->pdev); tp->tg3_flags2 &= ~TG3_FLG2_USING_MSI; err = tg3_request_irq(tp); if (err) return err; /* Need to reset the chip because the MSI cycle may have terminated * with Master Abort. */ tg3_full_lock(tp, 1); tg3_halt(tp, RESET_KIND_SHUTDOWN, 1); err = tg3_init_hw(tp, 1); tg3_full_unlock(tp); if (err) free_irq(tp->pdev->irq, dev); return err; } static int tg3_open(struct net_device *dev) { struct tg3 *tp = netdev_priv(dev); int err; tg3_full_lock(tp, 0); err = tg3_set_power_state(tp, PCI_D0); if (err) return err; tg3_disable_ints(tp); tp->tg3_flags &= ~TG3_FLAG_INIT_COMPLETE; tg3_full_unlock(tp); /* The placement of this call is tied * to the setup and use of Host TX descriptors. */ err = tg3_alloc_consistent(tp); if (err) return err; if ((tp->tg3_flags2 & TG3_FLG2_5750_PLUS) && (GET_CHIP_REV(tp->pci_chip_rev_id) != CHIPREV_5750_AX) && (GET_CHIP_REV(tp->pci_chip_rev_id) != CHIPREV_5750_BX) && !((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5714) && (tp->pdev_peer == tp->pdev))) { /* All MSI supporting chips should support tagged * status. Assert that this is the case. */ if (!(tp->tg3_flags & TG3_FLAG_TAGGED_STATUS)) { printk(KERN_WARNING PFX "%s: MSI without TAGGED? " "Not using MSI.\n", tp->dev->name); } else if (pci_enable_msi(tp->pdev) == 0) { u32 msi_mode; msi_mode = tr32(MSGINT_MODE); tw32(MSGINT_MODE, msi_mode | MSGINT_MODE_ENABLE); tp->tg3_flags2 |= TG3_FLG2_USING_MSI; } } err = tg3_request_irq(tp); if (err) { if (tp->tg3_flags2 & TG3_FLG2_USING_MSI) { pci_disable_msi(tp->pdev); tp->tg3_flags2 &= ~TG3_FLG2_USING_MSI; } tg3_free_consistent(tp); return err; } tg3_full_lock(tp, 0); err = tg3_init_hw(tp, 1); if (err) { tg3_halt(tp, RESET_KIND_SHUTDOWN, 1); tg3_free_rings(tp); } else { if (tp->tg3_flags & TG3_FLAG_TAGGED_STATUS) tp->timer_offset = HZ; else tp->timer_offset = HZ / 10; BUG_ON(tp->timer_offset > HZ); tp->timer_counter = tp->timer_multiplier = (HZ / tp->timer_offset); tp->asf_counter = tp->asf_multiplier = ((HZ / tp->timer_offset) * 2); init_timer(&tp->timer); tp->timer.expires = jiffies + tp->timer_offset; tp->timer.data = (unsigned long) tp; tp->timer.function = tg3_timer; } tg3_full_unlock(tp); if (err) { free_irq(tp->pdev->irq, dev); if (tp->tg3_flags2 & TG3_FLG2_USING_MSI) { pci_disable_msi(tp->pdev); tp->tg3_flags2 &= ~TG3_FLG2_USING_MSI; } tg3_free_consistent(tp); return err; } if (tp->tg3_flags2 & TG3_FLG2_USING_MSI) { err = tg3_test_msi(tp); if (err) { tg3_full_lock(tp, 0); if (tp->tg3_flags2 & TG3_FLG2_USING_MSI) { pci_disable_msi(tp->pdev); tp->tg3_flags2 &= ~TG3_FLG2_USING_MSI; } tg3_halt(tp, RESET_KIND_SHUTDOWN, 1); tg3_free_rings(tp); tg3_free_consistent(tp); tg3_full_unlock(tp); return err; } if (tp->tg3_flags2 & TG3_FLG2_USING_MSI) { if (tp->tg3_flags2 & TG3_FLG2_1SHOT_MSI) { u32 val = tr32(0x7c04); tw32(0x7c04, val | (1 << 29)); } } } tg3_full_lock(tp, 0); add_timer(&tp->timer); tp->tg3_flags |= TG3_FLAG_INIT_COMPLETE; tg3_enable_ints(tp); tg3_full_unlock(tp); netif_start_queue(dev); return 0; } #if 0 /*static*/ void tg3_dump_state(struct tg3 *tp) { u32 val32, val32_2, val32_3, val32_4, val32_5; u16 val16; int i; pci_read_config_word(tp->pdev, PCI_STATUS, &val16); pci_read_config_dword(tp->pdev, TG3PCI_PCISTATE, &val32); printk("DEBUG: PCI status [%04x] TG3PCI state[%08x]\n", val16, val32); /* MAC block */ printk("DEBUG: MAC_MODE[%08x] MAC_STATUS[%08x]\n", tr32(MAC_MODE), tr32(MAC_STATUS)); printk(" MAC_EVENT[%08x] MAC_LED_CTRL[%08x]\n", tr32(MAC_EVENT), tr32(MAC_LED_CTRL)); printk("DEBUG: MAC_TX_MODE[%08x] MAC_TX_STATUS[%08x]\n", tr32(MAC_TX_MODE), tr32(MAC_TX_STATUS)); printk(" MAC_RX_MODE[%08x] MAC_RX_STATUS[%08x]\n", tr32(MAC_RX_MODE), tr32(MAC_RX_STATUS)); /* Send data initiator control block */ printk("DEBUG: SNDDATAI_MODE[%08x] SNDDATAI_STATUS[%08x]\n", tr32(SNDDATAI_MODE), tr32(SNDDATAI_STATUS)); printk(" SNDDATAI_STATSCTRL[%08x]\n", tr32(SNDDATAI_STATSCTRL)); /* Send data completion control block */ printk("DEBUG: SNDDATAC_MODE[%08x]\n", tr32(SNDDATAC_MODE)); /* Send BD ring selector block */ printk("DEBUG: SNDBDS_MODE[%08x] SNDBDS_STATUS[%08x]\n", tr32(SNDBDS_MODE), tr32(SNDBDS_STATUS)); /* Send BD initiator control block */ printk("DEBUG: SNDBDI_MODE[%08x] SNDBDI_STATUS[%08x]\n", tr32(SNDBDI_MODE), tr32(SNDBDI_STATUS)); /* Send BD completion control block */ printk("DEBUG: SNDBDC_MODE[%08x]\n", tr32(SNDBDC_MODE)); /* Receive list placement control block */ printk("DEBUG: RCVLPC_MODE[%08x] RCVLPC_STATUS[%08x]\n", tr32(RCVLPC_MODE), tr32(RCVLPC_STATUS)); printk(" RCVLPC_STATSCTRL[%08x]\n", tr32(RCVLPC_STATSCTRL)); /* Receive data and receive BD initiator control block */ printk("DEBUG: RCVDBDI_MODE[%08x] RCVDBDI_STATUS[%08x]\n", tr32(RCVDBDI_MODE), tr32(RCVDBDI_STATUS)); /* Receive data completion control block */ printk("DEBUG: RCVDCC_MODE[%08x]\n", tr32(RCVDCC_MODE)); /* Receive BD initiator control block */ printk("DEBUG: RCVBDI_MODE[%08x] RCVBDI_STATUS[%08x]\n", tr32(RCVBDI_MODE), tr32(RCVBDI_STATUS)); /* Receive BD completion control block */ printk("DEBUG: RCVCC_MODE[%08x] RCVCC_STATUS[%08x]\n", tr32(RCVCC_MODE), tr32(RCVCC_STATUS)); /* Receive list selector control block */ printk("DEBUG: RCVLSC_MODE[%08x] RCVLSC_STATUS[%08x]\n", tr32(RCVLSC_MODE), tr32(RCVLSC_STATUS)); /* Mbuf cluster free block */ printk("DEBUG: MBFREE_MODE[%08x] MBFREE_STATUS[%08x]\n", tr32(MBFREE_MODE), tr32(MBFREE_STATUS)); /* Host coalescing control block */ printk("DEBUG: HOSTCC_MODE[%08x] HOSTCC_STATUS[%08x]\n", tr32(HOSTCC_MODE), tr32(HOSTCC_STATUS)); printk("DEBUG: HOSTCC_STATS_BLK_HOST_ADDR[%08x%08x]\n", tr32(HOSTCC_STATS_BLK_HOST_ADDR + TG3_64BIT_REG_HIGH), tr32(HOSTCC_STATS_BLK_HOST_ADDR + TG3_64BIT_REG_LOW)); printk("DEBUG: HOSTCC_STATUS_BLK_HOST_ADDR[%08x%08x]\n", tr32(HOSTCC_STATUS_BLK_HOST_ADDR + TG3_64BIT_REG_HIGH), tr32(HOSTCC_STATUS_BLK_HOST_ADDR + TG3_64BIT_REG_LOW)); printk("DEBUG: HOSTCC_STATS_BLK_NIC_ADDR[%08x]\n", tr32(HOSTCC_STATS_BLK_NIC_ADDR)); printk("DEBUG: HOSTCC_STATUS_BLK_NIC_ADDR[%08x]\n", tr32(HOSTCC_STATUS_BLK_NIC_ADDR)); /* Memory arbiter control block */ printk("DEBUG: MEMARB_MODE[%08x] MEMARB_STATUS[%08x]\n", tr32(MEMARB_MODE), tr32(MEMARB_STATUS)); /* Buffer manager control block */ printk("DEBUG: BUFMGR_MODE[%08x] BUFMGR_STATUS[%08x]\n", tr32(BUFMGR_MODE), tr32(BUFMGR_STATUS)); printk("DEBUG: BUFMGR_MB_POOL_ADDR[%08x] BUFMGR_MB_POOL_SIZE[%08x]\n", tr32(BUFMGR_MB_POOL_ADDR), tr32(BUFMGR_MB_POOL_SIZE)); printk("DEBUG: BUFMGR_DMA_DESC_POOL_ADDR[%08x] " "BUFMGR_DMA_DESC_POOL_SIZE[%08x]\n", tr32(BUFMGR_DMA_DESC_POOL_ADDR), tr32(BUFMGR_DMA_DESC_POOL_SIZE)); /* Read DMA control block */ printk("DEBUG: RDMAC_MODE[%08x] RDMAC_STATUS[%08x]\n", tr32(RDMAC_MODE), tr32(RDMAC_STATUS)); /* Write DMA control block */ printk("DEBUG: WDMAC_MODE[%08x] WDMAC_STATUS[%08x]\n", tr32(WDMAC_MODE), tr32(WDMAC_STATUS)); /* DMA completion block */ printk("DEBUG: DMAC_MODE[%08x]\n", tr32(DMAC_MODE)); /* GRC block */ printk("DEBUG: GRC_MODE[%08x] GRC_MISC_CFG[%08x]\n", tr32(GRC_MODE), tr32(GRC_MISC_CFG)); printk("DEBUG: GRC_LOCAL_CTRL[%08x]\n", tr32(GRC_LOCAL_CTRL)); /* TG3_BDINFOs */ printk("DEBUG: RCVDBDI_JUMBO_BD[%08x%08x:%08x:%08x]\n", tr32(RCVDBDI_JUMBO_BD + 0x0), tr32(RCVDBDI_JUMBO_BD + 0x4), tr32(RCVDBDI_JUMBO_BD + 0x8), tr32(RCVDBDI_JUMBO_BD + 0xc)); printk("DEBUG: RCVDBDI_STD_BD[%08x%08x:%08x:%08x]\n", tr32(RCVDBDI_STD_BD + 0x0), tr32(RCVDBDI_STD_BD + 0x4), tr32(RCVDBDI_STD_BD + 0x8), tr32(RCVDBDI_STD_BD + 0xc)); printk("DEBUG: RCVDBDI_MINI_BD[%08x%08x:%08x:%08x]\n", tr32(RCVDBDI_MINI_BD + 0x0), tr32(RCVDBDI_MINI_BD + 0x4), tr32(RCVDBDI_MINI_BD + 0x8), tr32(RCVDBDI_MINI_BD + 0xc)); tg3_read_mem(tp, NIC_SRAM_SEND_RCB + 0x0, &val32); tg3_read_mem(tp, NIC_SRAM_SEND_RCB + 0x4, &val32_2); tg3_read_mem(tp, NIC_SRAM_SEND_RCB + 0x8, &val32_3); tg3_read_mem(tp, NIC_SRAM_SEND_RCB + 0xc, &val32_4); printk("DEBUG: SRAM_SEND_RCB_0[%08x%08x:%08x:%08x]\n", val32, val32_2, val32_3, val32_4); tg3_read_mem(tp, NIC_SRAM_RCV_RET_RCB + 0x0, &val32); tg3_read_mem(tp, NIC_SRAM_RCV_RET_RCB + 0x4, &val32_2); tg3_read_mem(tp, NIC_SRAM_RCV_RET_RCB + 0x8, &val32_3); tg3_read_mem(tp, NIC_SRAM_RCV_RET_RCB + 0xc, &val32_4); printk("DEBUG: SRAM_RCV_RET_RCB_0[%08x%08x:%08x:%08x]\n", val32, val32_2, val32_3, val32_4); tg3_read_mem(tp, NIC_SRAM_STATUS_BLK + 0x0, &val32); tg3_read_mem(tp, NIC_SRAM_STATUS_BLK + 0x4, &val32_2); tg3_read_mem(tp, NIC_SRAM_STATUS_BLK + 0x8, &val32_3); tg3_read_mem(tp, NIC_SRAM_STATUS_BLK + 0xc, &val32_4); tg3_read_mem(tp, NIC_SRAM_STATUS_BLK + 0x10, &val32_5); printk("DEBUG: SRAM_STATUS_BLK[%08x:%08x:%08x:%08x:%08x]\n", val32, val32_2, val32_3, val32_4, val32_5); /* SW status block */ printk("DEBUG: Host status block [%08x:%08x:(%04x:%04x:%04x):(%04x:%04x)]\n", tp->hw_status->status, tp->hw_status->status_tag, tp->hw_status->rx_jumbo_consumer, tp->hw_status->rx_consumer, tp->hw_status->rx_mini_consumer, tp->hw_status->idx[0].rx_producer, tp->hw_status->idx[0].tx_consumer); /* SW statistics block */ printk("DEBUG: Host statistics block [%08x:%08x:%08x:%08x]\n", ((u32 *)tp->hw_stats)[0], ((u32 *)tp->hw_stats)[1], ((u32 *)tp->hw_stats)[2], ((u32 *)tp->hw_stats)[3]); /* Mailboxes */ printk("DEBUG: SNDHOST_PROD[%08x%08x] SNDNIC_PROD[%08x%08x]\n", tr32_mailbox(MAILBOX_SNDHOST_PROD_IDX_0 + 0x0), tr32_mailbox(MAILBOX_SNDHOST_PROD_IDX_0 + 0x4), tr32_mailbox(MAILBOX_SNDNIC_PROD_IDX_0 + 0x0), tr32_mailbox(MAILBOX_SNDNIC_PROD_IDX_0 + 0x4)); /* NIC side send descriptors. */ for (i = 0; i < 6; i++) { unsigned long txd; txd = tp->regs + NIC_SRAM_WIN_BASE + NIC_SRAM_TX_BUFFER_DESC + (i * sizeof(struct tg3_tx_buffer_desc)); printk("DEBUG: NIC TXD(%d)[%08x:%08x:%08x:%08x]\n", i, readl(txd + 0x0), readl(txd + 0x4), readl(txd + 0x8), readl(txd + 0xc)); } /* NIC side RX descriptors. */ for (i = 0; i < 6; i++) { unsigned long rxd; rxd = tp->regs + NIC_SRAM_WIN_BASE + NIC_SRAM_RX_BUFFER_DESC + (i * sizeof(struct tg3_rx_buffer_desc)); printk("DEBUG: NIC RXD_STD(%d)[0][%08x:%08x:%08x:%08x]\n", i, readl(rxd + 0x0), readl(rxd + 0x4), readl(rxd + 0x8), readl(rxd + 0xc)); rxd += (4 * sizeof(u32)); printk("DEBUG: NIC RXD_STD(%d)[1][%08x:%08x:%08x:%08x]\n", i, readl(rxd + 0x0), readl(rxd + 0x4), readl(rxd + 0x8), readl(rxd + 0xc)); } for (i = 0; i < 6; i++) { unsigned long rxd; rxd = tp->regs + NIC_SRAM_WIN_BASE + NIC_SRAM_RX_JUMBO_BUFFER_DESC + (i * sizeof(struct tg3_rx_buffer_desc)); printk("DEBUG: NIC RXD_JUMBO(%d)[0][%08x:%08x:%08x:%08x]\n", i, readl(rxd + 0x0), readl(rxd + 0x4), readl(rxd + 0x8), readl(rxd + 0xc)); rxd += (4 * sizeof(u32)); printk("DEBUG: NIC RXD_JUMBO(%d)[1][%08x:%08x:%08x:%08x]\n", i, readl(rxd + 0x0), readl(rxd + 0x4), readl(rxd + 0x8), readl(rxd + 0xc)); } } #endif static struct net_device_stats *tg3_get_stats(struct net_device *); static struct tg3_ethtool_stats *tg3_get_estats(struct tg3 *); static int tg3_close(struct net_device *dev) { struct tg3 *tp = netdev_priv(dev); /* Calling flush_scheduled_work() may deadlock because * linkwatch_event() may be on the workqueue and it will try to get * the rtnl_lock which we are holding. */ while (tp->tg3_flags & TG3_FLAG_IN_RESET_TASK) msleep(1); netif_stop_queue(dev); del_timer_sync(&tp->timer); tg3_full_lock(tp, 1); #if 0 tg3_dump_state(tp); #endif tg3_disable_ints(tp); tg3_halt(tp, RESET_KIND_SHUTDOWN, 1); tg3_free_rings(tp); tp->tg3_flags &= ~(TG3_FLAG_INIT_COMPLETE | TG3_FLAG_GOT_SERDES_FLOWCTL); tg3_full_unlock(tp); free_irq(tp->pdev->irq, dev); if (tp->tg3_flags2 & TG3_FLG2_USING_MSI) { pci_disable_msi(tp->pdev); tp->tg3_flags2 &= ~TG3_FLG2_USING_MSI; } memcpy(&tp->net_stats_prev, tg3_get_stats(tp->dev), sizeof(tp->net_stats_prev)); memcpy(&tp->estats_prev, tg3_get_estats(tp), sizeof(tp->estats_prev)); tg3_free_consistent(tp); tg3_set_power_state(tp, PCI_D3hot); netif_carrier_off(tp->dev); return 0; } static inline unsigned long get_stat64(tg3_stat64_t *val) { unsigned long ret; #if (BITS_PER_LONG == 32) ret = val->low; #else ret = ((u64)val->high << 32) | ((u64)val->low); #endif return ret; } static unsigned long calc_crc_errors(struct tg3 *tp) { struct tg3_hw_stats *hw_stats = tp->hw_stats; if (!(tp->tg3_flags2 & TG3_FLG2_PHY_SERDES) && (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 || GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701)) { u32 val; spin_lock_bh(&tp->lock); if (!tg3_readphy(tp, 0x1e, &val)) { tg3_writephy(tp, 0x1e, val | 0x8000); tg3_readphy(tp, 0x14, &val); } else val = 0; spin_unlock_bh(&tp->lock); tp->phy_crc_errors += val; return tp->phy_crc_errors; } return get_stat64(&hw_stats->rx_fcs_errors); } #define ESTAT_ADD(member) \ estats->member = old_estats->member + \ get_stat64(&hw_stats->member) static struct tg3_ethtool_stats *tg3_get_estats(struct tg3 *tp) { struct tg3_ethtool_stats *estats = &tp->estats; struct tg3_ethtool_stats *old_estats = &tp->estats_prev; struct tg3_hw_stats *hw_stats = tp->hw_stats; if (!hw_stats) return old_estats; ESTAT_ADD(rx_octets); ESTAT_ADD(rx_fragments); ESTAT_ADD(rx_ucast_packets); ESTAT_ADD(rx_mcast_packets); ESTAT_ADD(rx_bcast_packets); ESTAT_ADD(rx_fcs_errors); ESTAT_ADD(rx_align_errors); ESTAT_ADD(rx_xon_pause_rcvd); ESTAT_ADD(rx_xoff_pause_rcvd); ESTAT_ADD(rx_mac_ctrl_rcvd); ESTAT_ADD(rx_xoff_entered); ESTAT_ADD(rx_frame_too_long_errors); ESTAT_ADD(rx_jabbers); ESTAT_ADD(rx_undersize_packets); ESTAT_ADD(rx_in_length_errors); ESTAT_ADD(rx_out_length_errors); ESTAT_ADD(rx_64_or_less_octet_packets); ESTAT_ADD(rx_65_to_127_octet_packets); ESTAT_ADD(rx_128_to_255_octet_packets); ESTAT_ADD(rx_256_to_511_octet_packets); ESTAT_ADD(rx_512_to_1023_octet_packets); ESTAT_ADD(rx_1024_to_1522_octet_packets); ESTAT_ADD(rx_1523_to_2047_octet_packets); ESTAT_ADD(rx_2048_to_4095_octet_packets); ESTAT_ADD(rx_4096_to_8191_octet_packets); ESTAT_ADD(rx_8192_to_9022_octet_packets); ESTAT_ADD(tx_octets); ESTAT_ADD(tx_collisions); ESTAT_ADD(tx_xon_sent); ESTAT_ADD(tx_xoff_sent); ESTAT_ADD(tx_flow_control); ESTAT_ADD(tx_mac_errors); ESTAT_ADD(tx_single_collisions); ESTAT_ADD(tx_mult_collisions); ESTAT_ADD(tx_deferred); ESTAT_ADD(tx_excessive_collisions); ESTAT_ADD(tx_late_collisions); ESTAT_ADD(tx_collide_2times); ESTAT_ADD(tx_collide_3times); ESTAT_ADD(tx_collide_4times); ESTAT_ADD(tx_collide_5times); ESTAT_ADD(tx_collide_6times); ESTAT_ADD(tx_collide_7times); ESTAT_ADD(tx_collide_8times); ESTAT_ADD(tx_collide_9times); ESTAT_ADD(tx_collide_10times); ESTAT_ADD(tx_collide_11times); ESTAT_ADD(tx_collide_12times); ESTAT_ADD(tx_collide_13times); ESTAT_ADD(tx_collide_14times); ESTAT_ADD(tx_collide_15times); ESTAT_ADD(tx_ucast_packets); ESTAT_ADD(tx_mcast_packets); ESTAT_ADD(tx_bcast_packets); ESTAT_ADD(tx_carrier_sense_errors); ESTAT_ADD(tx_discards); ESTAT_ADD(tx_errors); ESTAT_ADD(dma_writeq_full); ESTAT_ADD(dma_write_prioq_full); ESTAT_ADD(rxbds_empty); ESTAT_ADD(rx_discards); ESTAT_ADD(rx_errors); ESTAT_ADD(rx_threshold_hit); ESTAT_ADD(dma_readq_full); ESTAT_ADD(dma_read_prioq_full); ESTAT_ADD(tx_comp_queue_full); ESTAT_ADD(ring_set_send_prod_index); ESTAT_ADD(ring_status_update); ESTAT_ADD(nic_irqs); ESTAT_ADD(nic_avoided_irqs); ESTAT_ADD(nic_tx_threshold_hit); return estats; } static struct net_device_stats *tg3_get_stats(struct net_device *dev) { struct tg3 *tp = netdev_priv(dev); struct net_device_stats *stats = &tp->net_stats; struct net_device_stats *old_stats = &tp->net_stats_prev; struct tg3_hw_stats *hw_stats = tp->hw_stats; if (!hw_stats) return old_stats; stats->rx_packets = old_stats->rx_packets + get_stat64(&hw_stats->rx_ucast_packets) + get_stat64(&hw_stats->rx_mcast_packets) + get_stat64(&hw_stats->rx_bcast_packets); stats->tx_packets = old_stats->tx_packets + get_stat64(&hw_stats->tx_ucast_packets) + get_stat64(&hw_stats->tx_mcast_packets) + get_stat64(&hw_stats->tx_bcast_packets); stats->rx_bytes = old_stats->rx_bytes + get_stat64(&hw_stats->rx_octets); stats->tx_bytes = old_stats->tx_bytes + get_stat64(&hw_stats->tx_octets); stats->rx_errors = old_stats->rx_errors + get_stat64(&hw_stats->rx_errors); stats->tx_errors = old_stats->tx_errors + get_stat64(&hw_stats->tx_errors) + get_stat64(&hw_stats->tx_mac_errors) + get_stat64(&hw_stats->tx_carrier_sense_errors) + get_stat64(&hw_stats->tx_discards); stats->multicast = old_stats->multicast + get_stat64(&hw_stats->rx_mcast_packets); stats->collisions = old_stats->collisions + get_stat64(&hw_stats->tx_collisions); stats->rx_length_errors = old_stats->rx_length_errors + get_stat64(&hw_stats->rx_frame_too_long_errors) + get_stat64(&hw_stats->rx_undersize_packets); stats->rx_over_errors = old_stats->rx_over_errors + get_stat64(&hw_stats->rxbds_empty); stats->rx_frame_errors = old_stats->rx_frame_errors + get_stat64(&hw_stats->rx_align_errors); stats->tx_aborted_errors = old_stats->tx_aborted_errors + get_stat64(&hw_stats->tx_discards); stats->tx_carrier_errors = old_stats->tx_carrier_errors + get_stat64(&hw_stats->tx_carrier_sense_errors); stats->rx_crc_errors = old_stats->rx_crc_errors + calc_crc_errors(tp); stats->rx_missed_errors = old_stats->rx_missed_errors + get_stat64(&hw_stats->rx_discards); return stats; } static inline u32 calc_crc(unsigned char *buf, int len) { u32 reg; u32 tmp; int j, k; reg = 0xffffffff; for (j = 0; j < len; j++) { reg ^= buf[j]; for (k = 0; k < 8; k++) { tmp = reg & 0x01; reg >>= 1; if (tmp) { reg ^= 0xedb88320; } } } return ~reg; } static void tg3_set_multi(struct tg3 *tp, unsigned int accept_all) { /* accept or reject all multicast frames */ tw32(MAC_HASH_REG_0, accept_all ? 0xffffffff : 0); tw32(MAC_HASH_REG_1, accept_all ? 0xffffffff : 0); tw32(MAC_HASH_REG_2, accept_all ? 0xffffffff : 0); tw32(MAC_HASH_REG_3, accept_all ? 0xffffffff : 0); } static void __tg3_set_rx_mode(struct net_device *dev) { struct tg3 *tp = netdev_priv(dev); u32 rx_mode; rx_mode = tp->rx_mode & ~(RX_MODE_PROMISC | RX_MODE_KEEP_VLAN_TAG); /* When ASF is in use, we always keep the RX_MODE_KEEP_VLAN_TAG * flag clear. */ #if TG3_VLAN_TAG_USED if (!tp->vlgrp && !(tp->tg3_flags & TG3_FLAG_ENABLE_ASF)) rx_mode |= RX_MODE_KEEP_VLAN_TAG; #else /* By definition, VLAN is disabled always in this * case. */ if (!(tp->tg3_flags & TG3_FLAG_ENABLE_ASF)) rx_mode |= RX_MODE_KEEP_VLAN_TAG; #endif if (dev->flags & IFF_PROMISC) { /* Promiscuous mode. */ rx_mode |= RX_MODE_PROMISC; } else if (dev->flags & IFF_ALLMULTI) { /* Accept all multicast. */ tg3_set_multi (tp, 1); } else if (dev->mc_count < 1) { /* Reject all multicast. */ tg3_set_multi (tp, 0); } else { /* Accept one or more multicast(s). */ struct dev_mc_list *mclist; unsigned int i; u32 mc_filter[4] = { 0, }; u32 regidx; u32 bit; u32 crc; for (i = 0, mclist = dev->mc_list; mclist && i < dev->mc_count; i++, mclist = mclist->next) { crc = calc_crc (mclist->dmi_addr, ETH_ALEN); bit = ~crc & 0x7f; regidx = (bit & 0x60) >> 5; bit &= 0x1f; mc_filter[regidx] |= (1 << bit); } tw32(MAC_HASH_REG_0, mc_filter[0]); tw32(MAC_HASH_REG_1, mc_filter[1]); tw32(MAC_HASH_REG_2, mc_filter[2]); tw32(MAC_HASH_REG_3, mc_filter[3]); } if (rx_mode != tp->rx_mode) { tp->rx_mode = rx_mode; tw32_f(MAC_RX_MODE, rx_mode); udelay(10); } } static void tg3_set_rx_mode(struct net_device *dev) { struct tg3 *tp = netdev_priv(dev); if (!netif_running(dev)) return; tg3_full_lock(tp, 0); __tg3_set_rx_mode(dev); tg3_full_unlock(tp); } #define TG3_REGDUMP_LEN (32 * 1024) static int tg3_get_regs_len(struct net_device *dev) { return TG3_REGDUMP_LEN; } static void tg3_get_regs(struct net_device *dev, struct ethtool_regs *regs, void *_p) { u32 *p = _p; struct tg3 *tp = netdev_priv(dev); u8 *orig_p = _p; int i; regs->version = 0; memset(p, 0, TG3_REGDUMP_LEN); if (tp->link_config.phy_is_low_power) return; tg3_full_lock(tp, 0); #define __GET_REG32(reg) (*(p)++ = tr32(reg)) #define GET_REG32_LOOP(base,len) \ do { p = (u32 *)(orig_p + (base)); \ for (i = 0; i < len; i += 4) \ __GET_REG32((base) + i); \ } while (0) #define GET_REG32_1(reg) \ do { p = (u32 *)(orig_p + (reg)); \ __GET_REG32((reg)); \ } while (0) GET_REG32_LOOP(TG3PCI_VENDOR, 0xb0); GET_REG32_LOOP(MAILBOX_INTERRUPT_0, 0x200); GET_REG32_LOOP(MAC_MODE, 0x4f0); GET_REG32_LOOP(SNDDATAI_MODE, 0xe0); GET_REG32_1(SNDDATAC_MODE); GET_REG32_LOOP(SNDBDS_MODE, 0x80); GET_REG32_LOOP(SNDBDI_MODE, 0x48); GET_REG32_1(SNDBDC_MODE); GET_REG32_LOOP(RCVLPC_MODE, 0x20); GET_REG32_LOOP(RCVLPC_SELLST_BASE, 0x15c); GET_REG32_LOOP(RCVDBDI_MODE, 0x0c); GET_REG32_LOOP(RCVDBDI_JUMBO_BD, 0x3c); GET_REG32_LOOP(RCVDBDI_BD_PROD_IDX_0, 0x44); GET_REG32_1(RCVDCC_MODE); GET_REG32_LOOP(RCVBDI_MODE, 0x20); GET_REG32_LOOP(RCVCC_MODE, 0x14); GET_REG32_LOOP(RCVLSC_MODE, 0x08); GET_REG32_1(MBFREE_MODE); GET_REG32_LOOP(HOSTCC_MODE, 0x100); GET_REG32_LOOP(MEMARB_MODE, 0x10); GET_REG32_LOOP(BUFMGR_MODE, 0x58); GET_REG32_LOOP(RDMAC_MODE, 0x08); GET_REG32_LOOP(WDMAC_MODE, 0x08); GET_REG32_1(RX_CPU_MODE); GET_REG32_1(RX_CPU_STATE); GET_REG32_1(RX_CPU_PGMCTR); GET_REG32_1(RX_CPU_HWBKPT); GET_REG32_1(TX_CPU_MODE); GET_REG32_1(TX_CPU_STATE); GET_REG32_1(TX_CPU_PGMCTR); GET_REG32_LOOP(GRCMBOX_INTERRUPT_0, 0x110); GET_REG32_LOOP(FTQ_RESET, 0x120); GET_REG32_LOOP(MSGINT_MODE, 0x0c); GET_REG32_1(DMAC_MODE); GET_REG32_LOOP(GRC_MODE, 0x4c); if (tp->tg3_flags & TG3_FLAG_NVRAM) GET_REG32_LOOP(NVRAM_CMD, 0x24); #undef __GET_REG32 #undef GET_REG32_LOOP #undef GET_REG32_1 tg3_full_unlock(tp); } static int tg3_get_eeprom_len(struct net_device *dev) { struct tg3 *tp = netdev_priv(dev); return tp->nvram_size; } static int tg3_nvram_read(struct tg3 *tp, u32 offset, u32 *val); static int tg3_nvram_read_swab(struct tg3 *tp, u32 offset, u32 *val); static int tg3_get_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom, u8 *data) { struct tg3 *tp = netdev_priv(dev); int ret; u8 *pd; u32 i, offset, len, val, b_offset, b_count; if (tp->link_config.phy_is_low_power) return -EAGAIN; offset = eeprom->offset; len = eeprom->len; eeprom->len = 0; eeprom->magic = TG3_EEPROM_MAGIC; if (offset & 3) { /* adjustments to start on required 4 byte boundary */ b_offset = offset & 3; b_count = 4 - b_offset; if (b_count > len) { /* i.e. offset=1 len=2 */ b_count = len; } ret = tg3_nvram_read(tp, offset-b_offset, &val); if (ret) return ret; val = cpu_to_le32(val); memcpy(data, ((char*)&val) + b_offset, b_count); len -= b_count; offset += b_count; eeprom->len += b_count; } /* read bytes upto the last 4 byte boundary */ pd = &data[eeprom->len]; for (i = 0; i < (len - (len & 3)); i += 4) { ret = tg3_nvram_read(tp, offset + i, &val); if (ret) { eeprom->len += i; return ret; } val = cpu_to_le32(val); memcpy(pd + i, &val, 4); } eeprom->len += i; if (len & 3) { /* read last bytes not ending on 4 byte boundary */ pd = &data[eeprom->len]; b_count = len & 3; b_offset = offset + len - b_count; ret = tg3_nvram_read(tp, b_offset, &val); if (ret) return ret; val = cpu_to_le32(val); memcpy(pd, ((char*)&val), b_count); eeprom->len += b_count; } return 0; } static int tg3_nvram_write_block(struct tg3 *tp, u32 offset, u32 len, u8 *buf); static int tg3_set_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom, u8 *data) { struct tg3 *tp = netdev_priv(dev); int ret; u32 offset, len, b_offset, odd_len, start, end; u8 *buf; if (tp->link_config.phy_is_low_power) return -EAGAIN; if (eeprom->magic != TG3_EEPROM_MAGIC) return -EINVAL; offset = eeprom->offset; len = eeprom->len; if ((b_offset = (offset & 3))) { /* adjustments to start on required 4 byte boundary */ ret = tg3_nvram_read(tp, offset-b_offset, &start); if (ret) return ret; start = cpu_to_le32(start); len += b_offset; offset &= ~3; if (len < 4) len = 4; } odd_len = 0; if (len & 3) { /* adjustments to end on required 4 byte boundary */ odd_len = 1; len = (len + 3) & ~3; ret = tg3_nvram_read(tp, offset+len-4, &end); if (ret) return ret; end = cpu_to_le32(end); } buf = data; if (b_offset || odd_len) { buf = kmalloc(len, GFP_KERNEL); if (buf == 0) return -ENOMEM; if (b_offset) memcpy(buf, &start, 4); if (odd_len) memcpy(buf+len-4, &end, 4); memcpy(buf + b_offset, data, eeprom->len); } ret = tg3_nvram_write_block(tp, offset, len, buf); if (buf != data) kfree(buf); return ret; } static int tg3_get_settings(struct net_device *dev, struct ethtool_cmd *cmd) { struct tg3 *tp = netdev_priv(dev); cmd->supported = (SUPPORTED_Autoneg); if (!(tp->tg3_flags & TG3_FLAG_10_100_ONLY)) cmd->supported |= (SUPPORTED_1000baseT_Half | SUPPORTED_1000baseT_Full); if (!(tp->tg3_flags2 & TG3_FLG2_ANY_SERDES)) { cmd->supported |= (SUPPORTED_100baseT_Half | SUPPORTED_100baseT_Full | SUPPORTED_10baseT_Half | SUPPORTED_10baseT_Full | SUPPORTED_MII); cmd->port = PORT_TP; } else { cmd->supported |= SUPPORTED_FIBRE; cmd->port = PORT_FIBRE; } cmd->advertising = tp->link_config.advertising; if (netif_running(dev)) { cmd->speed = tp->link_config.active_speed; cmd->duplex = tp->link_config.active_duplex; } cmd->phy_address = PHY_ADDR; cmd->transceiver = 0; cmd->autoneg = tp->link_config.autoneg; cmd->maxtxpkt = 0; cmd->maxrxpkt = 0; return 0; } static int tg3_set_settings(struct net_device *dev, struct ethtool_cmd *cmd) { struct tg3 *tp = netdev_priv(dev); if (tp->tg3_flags2 & TG3_FLG2_ANY_SERDES) { /* These are the only valid advertisement bits allowed. */ if (cmd->autoneg == AUTONEG_ENABLE && (cmd->advertising & ~(ADVERTISED_1000baseT_Half | ADVERTISED_1000baseT_Full | ADVERTISED_Autoneg | ADVERTISED_FIBRE))) return -EINVAL; /* Fiber can only do SPEED_1000. */ else if ((cmd->autoneg != AUTONEG_ENABLE) && (cmd->speed != SPEED_1000)) return -EINVAL; /* Copper cannot force SPEED_1000. */ } else if ((cmd->autoneg != AUTONEG_ENABLE) && (cmd->speed == SPEED_1000)) return -EINVAL; else if ((cmd->speed == SPEED_1000) && (tp->tg3_flags2 & TG3_FLAG_10_100_ONLY)) return -EINVAL; tg3_full_lock(tp, 0); tp->link_config.autoneg = cmd->autoneg; if (cmd->autoneg == AUTONEG_ENABLE) { tp->link_config.advertising = cmd->advertising; tp->link_config.speed = SPEED_INVALID; tp->link_config.duplex = DUPLEX_INVALID; } else { tp->link_config.advertising = 0; tp->link_config.speed = cmd->speed; tp->link_config.duplex = cmd->duplex; } if (netif_running(dev)) tg3_setup_phy(tp, 1); tg3_full_unlock(tp); return 0; } static void tg3_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *info) { struct tg3 *tp = netdev_priv(dev); strcpy(info->driver, DRV_MODULE_NAME); strcpy(info->version, DRV_MODULE_VERSION); strcpy(info->fw_version, tp->fw_ver); strcpy(info->bus_info, pci_name(tp->pdev)); } static void tg3_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol) { struct tg3 *tp = netdev_priv(dev); wol->supported = WAKE_MAGIC; wol->wolopts = 0; if (tp->tg3_flags & TG3_FLAG_WOL_ENABLE) wol->wolopts = WAKE_MAGIC; memset(&wol->sopass, 0, sizeof(wol->sopass)); } static int tg3_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol) { struct tg3 *tp = netdev_priv(dev); if (wol->wolopts & ~WAKE_MAGIC) return -EINVAL; if ((wol->wolopts & WAKE_MAGIC) && tp->tg3_flags2 & TG3_FLG2_PHY_SERDES && !(tp->tg3_flags & TG3_FLAG_SERDES_WOL_CAP)) return -EINVAL; spin_lock_bh(&tp->lock); if (wol->wolopts & WAKE_MAGIC) tp->tg3_flags |= TG3_FLAG_WOL_ENABLE; else tp->tg3_flags &= ~TG3_FLAG_WOL_ENABLE; spin_unlock_bh(&tp->lock); return 0; } static u32 tg3_get_msglevel(struct net_device *dev) { struct tg3 *tp = netdev_priv(dev); return tp->msg_enable; } static void tg3_set_msglevel(struct net_device *dev, u32 value) { struct tg3 *tp = netdev_priv(dev); tp->msg_enable = value; } #if TG3_TSO_SUPPORT != 0 static int tg3_set_tso(struct net_device *dev, u32 value) { struct tg3 *tp = netdev_priv(dev); if (!(tp->tg3_flags2 & TG3_FLG2_TSO_CAPABLE)) { if (value) return -EINVAL; return 0; } if (tp->tg3_flags2 & TG3_FLG2_HW_TSO_2) { if (value) dev->features |= NETIF_F_TSO6; else dev->features &= ~NETIF_F_TSO6; } return ethtool_op_set_tso(dev, value); } #endif static int tg3_nway_reset(struct net_device *dev) { struct tg3 *tp = netdev_priv(dev); u32 bmcr; int r; if (!netif_running(dev)) return -EAGAIN; if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES) return -EINVAL; spin_lock_bh(&tp->lock); r = -EINVAL; tg3_readphy(tp, MII_BMCR, &bmcr); if (!tg3_readphy(tp, MII_BMCR, &bmcr) && ((bmcr & BMCR_ANENABLE) || (tp->tg3_flags2 & TG3_FLG2_PARALLEL_DETECT))) { tg3_writephy(tp, MII_BMCR, bmcr | BMCR_ANRESTART | BMCR_ANENABLE); r = 0; } spin_unlock_bh(&tp->lock); return r; } static void tg3_get_ringparam(struct net_device *dev, struct ethtool_ringparam *ering) { struct tg3 *tp = netdev_priv(dev); ering->rx_max_pending = TG3_RX_RING_SIZE - 1; ering->rx_mini_max_pending = 0; if (tp->tg3_flags & TG3_FLAG_JUMBO_RING_ENABLE) ering->rx_jumbo_max_pending = TG3_RX_JUMBO_RING_SIZE - 1; else ering->rx_jumbo_max_pending = 0; ering->tx_max_pending = TG3_TX_RING_SIZE - 1; ering->rx_pending = tp->rx_pending; ering->rx_mini_pending = 0; if (tp->tg3_flags & TG3_FLAG_JUMBO_RING_ENABLE) ering->rx_jumbo_pending = tp->rx_jumbo_pending; else ering->rx_jumbo_pending = 0; ering->tx_pending = tp->tx_pending; } static int tg3_set_ringparam(struct net_device *dev, struct ethtool_ringparam *ering) { struct tg3 *tp = netdev_priv(dev); int irq_sync = 0, err = 0; if ((ering->rx_pending > TG3_RX_RING_SIZE - 1) || (ering->rx_jumbo_pending > TG3_RX_JUMBO_RING_SIZE - 1) || (ering->tx_pending > TG3_TX_RING_SIZE - 1)) return -EINVAL; if (netif_running(dev)) { tg3_netif_stop(tp); irq_sync = 1; } tg3_full_lock(tp, irq_sync); tp->rx_pending = ering->rx_pending; if ((tp->tg3_flags2 & TG3_FLG2_MAX_RXPEND_64) && tp->rx_pending > 63) tp->rx_pending = 63; tp->rx_jumbo_pending = ering->rx_jumbo_pending; tp->tx_pending = ering->tx_pending; if (netif_running(dev)) { tg3_halt(tp, RESET_KIND_SHUTDOWN, 1); err = tg3_restart_hw(tp, 1); if (!err) tg3_netif_start(tp); } tg3_full_unlock(tp); return err; } static void tg3_get_pauseparam(struct net_device *dev, struct ethtool_pauseparam *epause) { struct tg3 *tp = netdev_priv(dev); epause->autoneg = (tp->tg3_flags & TG3_FLAG_PAUSE_AUTONEG) != 0; epause->rx_pause = (tp->tg3_flags & TG3_FLAG_RX_PAUSE) != 0; epause->tx_pause = (tp->tg3_flags & TG3_FLAG_TX_PAUSE) != 0; } static int tg3_set_pauseparam(struct net_device *dev, struct ethtool_pauseparam *epause) { struct tg3 *tp = netdev_priv(dev); int irq_sync = 0, err = 0; if (netif_running(dev)) { tg3_netif_stop(tp); irq_sync = 1; } tg3_full_lock(tp, irq_sync); if (epause->autoneg) tp->tg3_flags |= TG3_FLAG_PAUSE_AUTONEG; else tp->tg3_flags &= ~TG3_FLAG_PAUSE_AUTONEG; if (epause->rx_pause) tp->tg3_flags |= TG3_FLAG_RX_PAUSE; else tp->tg3_flags &= ~TG3_FLAG_RX_PAUSE; if (epause->tx_pause) tp->tg3_flags |= TG3_FLAG_TX_PAUSE; else tp->tg3_flags &= ~TG3_FLAG_TX_PAUSE; if (netif_running(dev)) { tg3_halt(tp, RESET_KIND_SHUTDOWN, 1); err = tg3_restart_hw(tp, 1); if (!err) tg3_netif_start(tp); } tg3_full_unlock(tp); return err; } static u32 tg3_get_rx_csum(struct net_device *dev) { struct tg3 *tp = netdev_priv(dev); return (tp->tg3_flags & TG3_FLAG_RX_CHECKSUMS) != 0; } static int tg3_set_rx_csum(struct net_device *dev, u32 data) { struct tg3 *tp = netdev_priv(dev); if (tp->tg3_flags & TG3_FLAG_BROKEN_CHECKSUMS) { if (data != 0) return -EINVAL; return 0; } spin_lock_bh(&tp->lock); if (data) tp->tg3_flags |= TG3_FLAG_RX_CHECKSUMS; else tp->tg3_flags &= ~TG3_FLAG_RX_CHECKSUMS; spin_unlock_bh(&tp->lock); return 0; } static int tg3_set_tx_csum(struct net_device *dev, u32 data) { struct tg3 *tp = netdev_priv(dev); if (tp->tg3_flags & TG3_FLAG_BROKEN_CHECKSUMS) { if (data != 0) return -EINVAL; return 0; } if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5755 || GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5787) ethtool_op_set_tx_hw_csum(dev, data); else ethtool_op_set_tx_csum(dev, data); return 0; } static int tg3_get_stats_count (struct net_device *dev) { return TG3_NUM_STATS; } static int tg3_get_test_count (struct net_device *dev) { return TG3_NUM_TEST; } static void tg3_get_strings (struct net_device *dev, u32 stringset, u8 *buf) { switch (stringset) { case ETH_SS_STATS: memcpy(buf, ðtool_stats_keys, sizeof(ethtool_stats_keys)); break; case ETH_SS_TEST: memcpy(buf, ðtool_test_keys, sizeof(ethtool_test_keys)); break; default: WARN_ON(1); /* we need a WARN() */ break; } } static int tg3_phys_id(struct net_device *dev, u32 data) { struct tg3 *tp = netdev_priv(dev); int i; if (!netif_running(tp->dev)) return -EAGAIN; if (data == 0) data = 2; for (i = 0; i < (data * 2); i++) { if ((i % 2) == 0) tw32(MAC_LED_CTRL, LED_CTRL_LNKLED_OVERRIDE | LED_CTRL_1000MBPS_ON | LED_CTRL_100MBPS_ON | LED_CTRL_10MBPS_ON | LED_CTRL_TRAFFIC_OVERRIDE | LED_CTRL_TRAFFIC_BLINK | LED_CTRL_TRAFFIC_LED); else tw32(MAC_LED_CTRL, LED_CTRL_LNKLED_OVERRIDE | LED_CTRL_TRAFFIC_OVERRIDE); if (msleep_interruptible(500)) break; } tw32(MAC_LED_CTRL, tp->led_ctrl); return 0; } static void tg3_get_ethtool_stats (struct net_device *dev, struct ethtool_stats *estats, u64 *tmp_stats) { struct tg3 *tp = netdev_priv(dev); memcpy(tmp_stats, tg3_get_estats(tp), sizeof(tp->estats)); } #define NVRAM_TEST_SIZE 0x100 #define NVRAM_SELFBOOT_FORMAT1_SIZE 0x14 static int tg3_test_nvram(struct tg3 *tp) { u32 *buf, csum, magic; int i, j, err = 0, size; if (tg3_nvram_read_swab(tp, 0, &magic) != 0) return -EIO; if (magic == TG3_EEPROM_MAGIC) size = NVRAM_TEST_SIZE; else if ((magic & 0xff000000) == 0xa5000000) { if ((magic & 0xe00000) == 0x200000) size = NVRAM_SELFBOOT_FORMAT1_SIZE; else return 0; } else return -EIO; buf = kmalloc(size, GFP_KERNEL); if (buf == NULL) return -ENOMEM; err = -EIO; for (i = 0, j = 0; i < size; i += 4, j++) { u32 val; if ((err = tg3_nvram_read(tp, i, &val)) != 0) break; buf[j] = cpu_to_le32(val); } if (i < size) goto out; /* Selfboot format */ if (cpu_to_be32(buf[0]) != TG3_EEPROM_MAGIC) { u8 *buf8 = (u8 *) buf, csum8 = 0; for (i = 0; i < size; i++) csum8 += buf8[i]; if (csum8 == 0) { err = 0; goto out; } err = -EIO; goto out; } /* Bootstrap checksum at offset 0x10 */ csum = calc_crc((unsigned char *) buf, 0x10); if(csum != cpu_to_le32(buf[0x10/4])) goto out; /* Manufacturing block starts at offset 0x74, checksum at 0xfc */ csum = calc_crc((unsigned char *) &buf[0x74/4], 0x88); if (csum != cpu_to_le32(buf[0xfc/4])) goto out; err = 0; out: kfree(buf); return err; } #define TG3_SERDES_TIMEOUT_SEC 2 #define TG3_COPPER_TIMEOUT_SEC 6 static int tg3_test_link(struct tg3 *tp) { int i, max; if (!netif_running(tp->dev)) return -ENODEV; if (tp->tg3_flags2 & TG3_FLG2_ANY_SERDES) max = TG3_SERDES_TIMEOUT_SEC; else max = TG3_COPPER_TIMEOUT_SEC; for (i = 0; i < max; i++) { if (netif_carrier_ok(tp->dev)) return 0; if (msleep_interruptible(1000)) break; } return -EIO; } /* Only test the commonly used registers */ static int tg3_test_registers(struct tg3 *tp) { int i, is_5705; u32 offset, read_mask, write_mask, val, save_val, read_val; static struct { u16 offset; u16 flags; #define TG3_FL_5705 0x1 #define TG3_FL_NOT_5705 0x2 #define TG3_FL_NOT_5788 0x4 u32 read_mask; u32 write_mask; } reg_tbl[] = { /* MAC Control Registers */ { MAC_MODE, TG3_FL_NOT_5705, 0x00000000, 0x00ef6f8c }, { MAC_MODE, TG3_FL_5705, 0x00000000, 0x01ef6b8c }, { MAC_STATUS, TG3_FL_NOT_5705, 0x03800107, 0x00000000 }, { MAC_STATUS, TG3_FL_5705, 0x03800100, 0x00000000 }, { MAC_ADDR_0_HIGH, 0x0000, 0x00000000, 0x0000ffff }, { MAC_ADDR_0_LOW, 0x0000, 0x00000000, 0xffffffff }, { MAC_RX_MTU_SIZE, 0x0000, 0x00000000, 0x0000ffff }, { MAC_TX_MODE, 0x0000, 0x00000000, 0x00000070 }, { MAC_TX_LENGTHS, 0x0000, 0x00000000, 0x00003fff }, { MAC_RX_MODE, TG3_FL_NOT_5705, 0x00000000, 0x000007fc }, { MAC_RX_MODE, TG3_FL_5705, 0x00000000, 0x000007dc }, { MAC_HASH_REG_0, 0x0000, 0x00000000, 0xffffffff }, { MAC_HASH_REG_1, 0x0000, 0x00000000, 0xffffffff }, { MAC_HASH_REG_2, 0x0000, 0x00000000, 0xffffffff }, { MAC_HASH_REG_3, 0x0000, 0x00000000, 0xffffffff }, /* Receive Data and Receive BD Initiator Control Registers. */ { RCVDBDI_JUMBO_BD+0, TG3_FL_NOT_5705, 0x00000000, 0xffffffff }, { RCVDBDI_JUMBO_BD+4, TG3_FL_NOT_5705, 0x00000000, 0xffffffff }, { RCVDBDI_JUMBO_BD+8, TG3_FL_NOT_5705, 0x00000000, 0x00000003 }, { RCVDBDI_JUMBO_BD+0xc, TG3_FL_NOT_5705, 0x00000000, 0xffffffff }, { RCVDBDI_STD_BD+0, 0x0000, 0x00000000, 0xffffffff }, { RCVDBDI_STD_BD+4, 0x0000, 0x00000000, 0xffffffff }, { RCVDBDI_STD_BD+8, 0x0000, 0x00000000, 0xffff0002 }, { RCVDBDI_STD_BD+0xc, 0x0000, 0x00000000, 0xffffffff }, /* Receive BD Initiator Control Registers. */ { RCVBDI_STD_THRESH, TG3_FL_NOT_5705, 0x00000000, 0xffffffff }, { RCVBDI_STD_THRESH, TG3_FL_5705, 0x00000000, 0x000003ff }, { RCVBDI_JUMBO_THRESH, TG3_FL_NOT_5705, 0x00000000, 0xffffffff }, /* Host Coalescing Control Registers. */ { HOSTCC_MODE, TG3_FL_NOT_5705, 0x00000000, 0x00000004 }, { HOSTCC_MODE, TG3_FL_5705, 0x00000000, 0x000000f6 }, { HOSTCC_RXCOL_TICKS, TG3_FL_NOT_5705, 0x00000000, 0xffffffff }, { HOSTCC_RXCOL_TICKS, TG3_FL_5705, 0x00000000, 0x000003ff }, { HOSTCC_TXCOL_TICKS, TG3_FL_NOT_5705, 0x00000000, 0xffffffff }, { HOSTCC_TXCOL_TICKS, TG3_FL_5705, 0x00000000, 0x000003ff }, { HOSTCC_RXMAX_FRAMES, TG3_FL_NOT_5705, 0x00000000, 0xffffffff }, { HOSTCC_RXMAX_FRAMES, TG3_FL_5705 | TG3_FL_NOT_5788, 0x00000000, 0x000000ff }, { HOSTCC_TXMAX_FRAMES, TG3_FL_NOT_5705, 0x00000000, 0xffffffff }, { HOSTCC_TXMAX_FRAMES, TG3_FL_5705 | TG3_FL_NOT_5788, 0x00000000, 0x000000ff }, { HOSTCC_RXCOAL_TICK_INT, TG3_FL_NOT_5705, 0x00000000, 0xffffffff }, { HOSTCC_TXCOAL_TICK_INT, TG3_FL_NOT_5705, 0x00000000, 0xffffffff }, { HOSTCC_RXCOAL_MAXF_INT, TG3_FL_NOT_5705, 0x00000000, 0xffffffff }, { HOSTCC_RXCOAL_MAXF_INT, TG3_FL_5705 | TG3_FL_NOT_5788, 0x00000000, 0x000000ff }, { HOSTCC_TXCOAL_MAXF_INT, TG3_FL_NOT_5705, 0x00000000, 0xffffffff }, { HOSTCC_TXCOAL_MAXF_INT, TG3_FL_5705 | TG3_FL_NOT_5788, 0x00000000, 0x000000ff }, { HOSTCC_STAT_COAL_TICKS, TG3_FL_NOT_5705, 0x00000000, 0xffffffff }, { HOSTCC_STATS_BLK_HOST_ADDR, TG3_FL_NOT_5705, 0x00000000, 0xffffffff }, { HOSTCC_STATS_BLK_HOST_ADDR+4, TG3_FL_NOT_5705, 0x00000000, 0xffffffff }, { HOSTCC_STATUS_BLK_HOST_ADDR, 0x0000, 0x00000000, 0xffffffff }, { HOSTCC_STATUS_BLK_HOST_ADDR+4, 0x0000, 0x00000000, 0xffffffff }, { HOSTCC_STATS_BLK_NIC_ADDR, 0x0000, 0xffffffff, 0x00000000 }, { HOSTCC_STATUS_BLK_NIC_ADDR, 0x0000, 0xffffffff, 0x00000000 }, /* Buffer Manager Control Registers. */ { BUFMGR_MB_POOL_ADDR, 0x0000, 0x00000000, 0x007fff80 }, { BUFMGR_MB_POOL_SIZE, 0x0000, 0x00000000, 0x007fffff }, { BUFMGR_MB_RDMA_LOW_WATER, 0x0000, 0x00000000, 0x0000003f }, { BUFMGR_MB_MACRX_LOW_WATER, 0x0000, 0x00000000, 0x000001ff }, { BUFMGR_MB_HIGH_WATER, 0x0000, 0x00000000, 0x000001ff }, { BUFMGR_DMA_DESC_POOL_ADDR, TG3_FL_NOT_5705, 0xffffffff, 0x00000000 }, { BUFMGR_DMA_DESC_POOL_SIZE, TG3_FL_NOT_5705, 0xffffffff, 0x00000000 }, /* Mailbox Registers */ { GRCMBOX_RCVSTD_PROD_IDX+4, 0x0000, 0x00000000, 0x000001ff }, { GRCMBOX_RCVJUMBO_PROD_IDX+4, TG3_FL_NOT_5705, 0x00000000, 0x000001ff }, { GRCMBOX_RCVRET_CON_IDX_0+4, 0x0000, 0x00000000, 0x000007ff }, { GRCMBOX_SNDHOST_PROD_IDX_0+4, 0x0000, 0x00000000, 0x000001ff }, { 0xffff, 0x0000, 0x00000000, 0x00000000 }, }; if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS) is_5705 = 1; else is_5705 = 0; for (i = 0; reg_tbl[i].offset != 0xffff; i++) { if (is_5705 && (reg_tbl[i].flags & TG3_FL_NOT_5705)) continue; if (!is_5705 && (reg_tbl[i].flags & TG3_FL_5705)) continue; if ((tp->tg3_flags2 & TG3_FLG2_IS_5788) && (reg_tbl[i].flags & TG3_FL_NOT_5788)) continue; offset = (u32) reg_tbl[i].offset; read_mask = reg_tbl[i].read_mask; write_mask = reg_tbl[i].write_mask; /* Save the original register content */ save_val = tr32(offset); /* Determine the read-only value. */ read_val = save_val & read_mask; /* Write zero to the register, then make sure the read-only bits * are not changed and the read/write bits are all zeros. */ tw32(offset, 0); val = tr32(offset); /* Test the read-only and read/write bits. */ if (((val & read_mask) != read_val) || (val & write_mask)) goto out; /* Write ones to all the bits defined by RdMask and WrMask, then * make sure the read-only bits are not changed and the * read/write bits are all ones. */ tw32(offset, read_mask | write_mask); val = tr32(offset); /* Test the read-only bits. */ if ((val & read_mask) != read_val) goto out; /* Test the read/write bits. */ if ((val & write_mask) != write_mask) goto out; tw32(offset, save_val); } return 0; out: printk(KERN_ERR PFX "Register test failed at offset %x\n", offset); tw32(offset, save_val); return -EIO; } static int tg3_do_mem_test(struct tg3 *tp, u32 offset, u32 len) { static const u32 test_pattern[] = { 0x00000000, 0xffffffff, 0xaa55a55a }; int i; u32 j; for (i = 0; i < sizeof(test_pattern)/sizeof(u32); i++) { for (j = 0; j < len; j += 4) { u32 val; tg3_write_mem(tp, offset + j, test_pattern[i]); tg3_read_mem(tp, offset + j, &val); if (val != test_pattern[i]) return -EIO; } } return 0; } static int tg3_test_memory(struct tg3 *tp) { static struct mem_entry { u32 offset; u32 len; } mem_tbl_570x[] = { { 0x00000000, 0x00b50}, { 0x00002000, 0x1c000}, { 0xffffffff, 0x00000} }, mem_tbl_5705[] = { { 0x00000100, 0x0000c}, { 0x00000200, 0x00008}, { 0x00004000, 0x00800}, { 0x00006000, 0x01000}, { 0x00008000, 0x02000}, { 0x00010000, 0x0e000}, { 0xffffffff, 0x00000} }, mem_tbl_5755[] = { { 0x00000200, 0x00008}, { 0x00004000, 0x00800}, { 0x00006000, 0x00800}, { 0x00008000, 0x02000}, { 0x00010000, 0x0c000}, { 0xffffffff, 0x00000} }; struct mem_entry *mem_tbl; int err = 0; int i; if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS) { if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5755 || GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5787) mem_tbl = mem_tbl_5755; else mem_tbl = mem_tbl_5705; } else mem_tbl = mem_tbl_570x; for (i = 0; mem_tbl[i].offset != 0xffffffff; i++) { if ((err = tg3_do_mem_test(tp, mem_tbl[i].offset, mem_tbl[i].len)) != 0) break; } return err; } #define TG3_MAC_LOOPBACK 0 #define TG3_PHY_LOOPBACK 1 static int tg3_run_loopback(struct tg3 *tp, int loopback_mode) { u32 mac_mode, rx_start_idx, rx_idx, tx_idx, opaque_key; u32 desc_idx; struct sk_buff *skb, *rx_skb; u8 *tx_data; dma_addr_t map; int num_pkts, tx_len, rx_len, i, err; struct tg3_rx_buffer_desc *desc; if (loopback_mode == TG3_MAC_LOOPBACK) { /* HW errata - mac loopback fails in some cases on 5780. * Normal traffic and PHY loopback are not affected by * errata. */ if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5780) return 0; mac_mode = (tp->mac_mode & ~MAC_MODE_PORT_MODE_MASK) | MAC_MODE_PORT_INT_LPBACK | MAC_MODE_LINK_POLARITY | MAC_MODE_PORT_MODE_GMII; tw32(MAC_MODE, mac_mode); } else if (loopback_mode == TG3_PHY_LOOPBACK) { tg3_writephy(tp, MII_BMCR, BMCR_LOOPBACK | BMCR_FULLDPLX | BMCR_SPEED1000); udelay(40); /* reset to prevent losing 1st rx packet intermittently */ if (tp->tg3_flags2 & TG3_FLG2_MII_SERDES) { tw32_f(MAC_RX_MODE, RX_MODE_RESET); udelay(10); tw32_f(MAC_RX_MODE, tp->rx_mode); } mac_mode = (tp->mac_mode & ~MAC_MODE_PORT_MODE_MASK) | MAC_MODE_LINK_POLARITY | MAC_MODE_PORT_MODE_GMII; if ((tp->phy_id & PHY_ID_MASK) == PHY_ID_BCM5401) { mac_mode &= ~MAC_MODE_LINK_POLARITY; tg3_writephy(tp, MII_TG3_EXT_CTRL, MII_TG3_EXT_CTRL_LNK3_LED_MODE); } tw32(MAC_MODE, mac_mode); } else return -EINVAL; err = -EIO; tx_len = 1514; skb = netdev_alloc_skb(tp->dev, tx_len); if (!skb) return -ENOMEM; tx_data = skb_put(skb, tx_len); memcpy(tx_data, tp->dev->dev_addr, 6); memset(tx_data + 6, 0x0, 8); tw32(MAC_RX_MTU_SIZE, tx_len + 4); for (i = 14; i < tx_len; i++) tx_data[i] = (u8) (i & 0xff); map = pci_map_single(tp->pdev, skb->data, tx_len, PCI_DMA_TODEVICE); tw32_f(HOSTCC_MODE, tp->coalesce_mode | HOSTCC_MODE_ENABLE | HOSTCC_MODE_NOW); udelay(10); rx_start_idx = tp->hw_status->idx[0].rx_producer; num_pkts = 0; tg3_set_txd(tp, tp->tx_prod, map, tx_len, 0, 1); tp->tx_prod++; num_pkts++; tw32_tx_mbox(MAILBOX_SNDHOST_PROD_IDX_0 + TG3_64BIT_REG_LOW, tp->tx_prod); tr32_mailbox(MAILBOX_SNDHOST_PROD_IDX_0 + TG3_64BIT_REG_LOW); udelay(10); for (i = 0; i < 10; i++) { tw32_f(HOSTCC_MODE, tp->coalesce_mode | HOSTCC_MODE_ENABLE | HOSTCC_MODE_NOW); udelay(10); tx_idx = tp->hw_status->idx[0].tx_consumer; rx_idx = tp->hw_status->idx[0].rx_producer; if ((tx_idx == tp->tx_prod) && (rx_idx == (rx_start_idx + num_pkts))) break; } pci_unmap_single(tp->pdev, map, tx_len, PCI_DMA_TODEVICE); dev_kfree_skb(skb); if (tx_idx != tp->tx_prod) goto out; if (rx_idx != rx_start_idx + num_pkts) goto out; desc = &tp->rx_rcb[rx_start_idx]; desc_idx = desc->opaque & RXD_OPAQUE_INDEX_MASK; opaque_key = desc->opaque & RXD_OPAQUE_RING_MASK; if (opaque_key != RXD_OPAQUE_RING_STD) goto out; if ((desc->err_vlan & RXD_ERR_MASK) != 0 && (desc->err_vlan != RXD_ERR_ODD_NIBBLE_RCVD_MII)) goto out; rx_len = ((desc->idx_len & RXD_LEN_MASK) >> RXD_LEN_SHIFT) - 4; if (rx_len != tx_len) goto out; rx_skb = tp->rx_std_buffers[desc_idx].skb; map = pci_unmap_addr(&tp->rx_std_buffers[desc_idx], mapping); pci_dma_sync_single_for_cpu(tp->pdev, map, rx_len, PCI_DMA_FROMDEVICE); for (i = 14; i < tx_len; i++) { if (*(rx_skb->data + i) != (u8) (i & 0xff)) goto out; } err = 0; /* tg3_free_rings will unmap and free the rx_skb */ out: return err; } #define TG3_MAC_LOOPBACK_FAILED 1 #define TG3_PHY_LOOPBACK_FAILED 2 #define TG3_LOOPBACK_FAILED (TG3_MAC_LOOPBACK_FAILED | \ TG3_PHY_LOOPBACK_FAILED) static int tg3_test_loopback(struct tg3 *tp) { int err = 0; if (!netif_running(tp->dev)) return TG3_LOOPBACK_FAILED; err = tg3_reset_hw(tp, 1); if (err) return TG3_LOOPBACK_FAILED; if (tg3_run_loopback(tp, TG3_MAC_LOOPBACK)) err |= TG3_MAC_LOOPBACK_FAILED; if (!(tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)) { if (tg3_run_loopback(tp, TG3_PHY_LOOPBACK)) err |= TG3_PHY_LOOPBACK_FAILED; } return err; } static void tg3_self_test(struct net_device *dev, struct ethtool_test *etest, u64 *data) { struct tg3 *tp = netdev_priv(dev); if (tp->link_config.phy_is_low_power) tg3_set_power_state(tp, PCI_D0); memset(data, 0, sizeof(u64) * TG3_NUM_TEST); if (tg3_test_nvram(tp) != 0) { etest->flags |= ETH_TEST_FL_FAILED; data[0] = 1; } if (tg3_test_link(tp) != 0) { etest->flags |= ETH_TEST_FL_FAILED; data[1] = 1; } if (etest->flags & ETH_TEST_FL_OFFLINE) { int err, irq_sync = 0; if (netif_running(dev)) { tg3_netif_stop(tp); irq_sync = 1; } tg3_full_lock(tp, irq_sync); tg3_halt(tp, RESET_KIND_SUSPEND, 1); err = tg3_nvram_lock(tp); tg3_halt_cpu(tp, RX_CPU_BASE); if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) tg3_halt_cpu(tp, TX_CPU_BASE); if (!err) tg3_nvram_unlock(tp); if (tp->tg3_flags2 & TG3_FLG2_MII_SERDES) tg3_phy_reset(tp); if (tg3_test_registers(tp) != 0) { etest->flags |= ETH_TEST_FL_FAILED; data[2] = 1; } if (tg3_test_memory(tp) != 0) { etest->flags |= ETH_TEST_FL_FAILED; data[3] = 1; } if ((data[4] = tg3_test_loopback(tp)) != 0) etest->flags |= ETH_TEST_FL_FAILED; tg3_full_unlock(tp); if (tg3_test_interrupt(tp) != 0) { etest->flags |= ETH_TEST_FL_FAILED; data[5] = 1; } tg3_full_lock(tp, 0); tg3_halt(tp, RESET_KIND_SHUTDOWN, 1); if (netif_running(dev)) { tp->tg3_flags |= TG3_FLAG_INIT_COMPLETE; if (!tg3_restart_hw(tp, 1)) tg3_netif_start(tp); } tg3_full_unlock(tp); } if (tp->link_config.phy_is_low_power) tg3_set_power_state(tp, PCI_D3hot); } static int tg3_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) { struct mii_ioctl_data *data = if_mii(ifr); struct tg3 *tp = netdev_priv(dev); int err; switch(cmd) { case SIOCGMIIPHY: data->phy_id = PHY_ADDR; /* fallthru */ case SIOCGMIIREG: { u32 mii_regval; if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES) break; /* We have no PHY */ if (tp->link_config.phy_is_low_power) return -EAGAIN; spin_lock_bh(&tp->lock); err = tg3_readphy(tp, data->reg_num & 0x1f, &mii_regval); spin_unlock_bh(&tp->lock); data->val_out = mii_regval; return err; } case SIOCSMIIREG: if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES) break; /* We have no PHY */ if (!capable(CAP_NET_ADMIN)) return -EPERM; if (tp->link_config.phy_is_low_power) return -EAGAIN; spin_lock_bh(&tp->lock); err = tg3_writephy(tp, data->reg_num & 0x1f, data->val_in); spin_unlock_bh(&tp->lock); return err; default: /* do nothing */ break; } return -EOPNOTSUPP; } #if TG3_VLAN_TAG_USED static void tg3_vlan_rx_register(struct net_device *dev, struct vlan_group *grp) { struct tg3 *tp = netdev_priv(dev); if (netif_running(dev)) tg3_netif_stop(tp); tg3_full_lock(tp, 0); tp->vlgrp = grp; /* Update RX_MODE_KEEP_VLAN_TAG bit in RX_MODE register. */ __tg3_set_rx_mode(dev); tg3_full_unlock(tp); if (netif_running(dev)) tg3_netif_start(tp); } static void tg3_vlan_rx_kill_vid(struct net_device *dev, unsigned short vid) { struct tg3 *tp = netdev_priv(dev); if (netif_running(dev)) tg3_netif_stop(tp); tg3_full_lock(tp, 0); if (tp->vlgrp) tp->vlgrp->vlan_devices[vid] = NULL; tg3_full_unlock(tp); if (netif_running(dev)) tg3_netif_start(tp); } #endif static int tg3_get_coalesce(struct net_device *dev, struct ethtool_coalesce *ec) { struct tg3 *tp = netdev_priv(dev); memcpy(ec, &tp->coal, sizeof(*ec)); return 0; } static int tg3_set_coalesce(struct net_device *dev, struct ethtool_coalesce *ec) { struct tg3 *tp = netdev_priv(dev); u32 max_rxcoal_tick_int = 0, max_txcoal_tick_int = 0; u32 max_stat_coal_ticks = 0, min_stat_coal_ticks = 0; if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS)) { max_rxcoal_tick_int = MAX_RXCOAL_TICK_INT; max_txcoal_tick_int = MAX_TXCOAL_TICK_INT; max_stat_coal_ticks = MAX_STAT_COAL_TICKS; min_stat_coal_ticks = MIN_STAT_COAL_TICKS; } if ((ec->rx_coalesce_usecs > MAX_RXCOL_TICKS) || (ec->tx_coalesce_usecs > MAX_TXCOL_TICKS) || (ec->rx_max_coalesced_frames > MAX_RXMAX_FRAMES) || (ec->tx_max_coalesced_frames > MAX_TXMAX_FRAMES) || (ec->rx_coalesce_usecs_irq > max_rxcoal_tick_int) || (ec->tx_coalesce_usecs_irq > max_txcoal_tick_int) || (ec->rx_max_coalesced_frames_irq > MAX_RXCOAL_MAXF_INT) || (ec->tx_max_coalesced_frames_irq > MAX_TXCOAL_MAXF_INT) || (ec->stats_block_coalesce_usecs > max_stat_coal_ticks) || (ec->stats_block_coalesce_usecs < min_stat_coal_ticks)) return -EINVAL; /* No rx interrupts will be generated if both are zero */ if ((ec->rx_coalesce_usecs == 0) && (ec->rx_max_coalesced_frames == 0)) return -EINVAL; /* No tx interrupts will be generated if both are zero */ if ((ec->tx_coalesce_usecs == 0) && (ec->tx_max_coalesced_frames == 0)) return -EINVAL; /* Only copy relevant parameters, ignore all others. */ tp->coal.rx_coalesce_usecs = ec->rx_coalesce_usecs; tp->coal.tx_coalesce_usecs = ec->tx_coalesce_usecs; tp->coal.rx_max_coalesced_frames = ec->rx_max_coalesced_frames; tp->coal.tx_max_coalesced_frames = ec->tx_max_coalesced_frames; tp->coal.rx_coalesce_usecs_irq = ec->rx_coalesce_usecs_irq; tp->coal.tx_coalesce_usecs_irq = ec->tx_coalesce_usecs_irq; tp->coal.rx_max_coalesced_frames_irq = ec->rx_max_coalesced_frames_irq; tp->coal.tx_max_coalesced_frames_irq = ec->tx_max_coalesced_frames_irq; tp->coal.stats_block_coalesce_usecs = ec->stats_block_coalesce_usecs; if (netif_running(dev)) { tg3_full_lock(tp, 0); __tg3_set_coalesce(tp, &tp->coal); tg3_full_unlock(tp); } return 0; } static struct ethtool_ops tg3_ethtool_ops = { .get_settings = tg3_get_settings, .set_settings = tg3_set_settings, .get_drvinfo = tg3_get_drvinfo, .get_regs_len = tg3_get_regs_len, .get_regs = tg3_get_regs, .get_wol = tg3_get_wol, .set_wol = tg3_set_wol, .get_msglevel = tg3_get_msglevel, .set_msglevel = tg3_set_msglevel, .nway_reset = tg3_nway_reset, .get_link = ethtool_op_get_link, .get_eeprom_len = tg3_get_eeprom_len, .get_eeprom = tg3_get_eeprom, .set_eeprom = tg3_set_eeprom, .get_ringparam = tg3_get_ringparam, .set_ringparam = tg3_set_ringparam, .get_pauseparam = tg3_get_pauseparam, .set_pauseparam = tg3_set_pauseparam, .get_rx_csum = tg3_get_rx_csum, .set_rx_csum = tg3_set_rx_csum, .get_tx_csum = ethtool_op_get_tx_csum, .set_tx_csum = tg3_set_tx_csum, .get_sg = ethtool_op_get_sg, .set_sg = ethtool_op_set_sg, #if TG3_TSO_SUPPORT != 0 .get_tso = ethtool_op_get_tso, .set_tso = tg3_set_tso, #endif .self_test_count = tg3_get_test_count, .self_test = tg3_self_test, .get_strings = tg3_get_strings, .phys_id = tg3_phys_id, .get_stats_count = tg3_get_stats_count, .get_ethtool_stats = tg3_get_ethtool_stats, .get_coalesce = tg3_get_coalesce, .set_coalesce = tg3_set_coalesce, .get_perm_addr = ethtool_op_get_perm_addr, }; static void __devinit tg3_get_eeprom_size(struct tg3 *tp) { u32 cursize, val, magic; tp->nvram_size = EEPROM_CHIP_SIZE; if (tg3_nvram_read_swab(tp, 0, &magic) != 0) return; if ((magic != TG3_EEPROM_MAGIC) && ((magic & 0xff000000) != 0xa5000000)) return; /* * Size the chip by reading offsets at increasing powers of two. * When we encounter our validation signature, we know the addressing * has wrapped around, and thus have our chip size. */ cursize = 0x10; while (cursize < tp->nvram_size) { if (tg3_nvram_read_swab(tp, cursize, &val) != 0) return; if (val == magic) break; cursize <<= 1; } tp->nvram_size = cursize; } static void __devinit tg3_get_nvram_size(struct tg3 *tp) { u32 val; if (tg3_nvram_read_swab(tp, 0, &val) != 0) return; /* Selfboot format */ if (val != TG3_EEPROM_MAGIC) { tg3_get_eeprom_size(tp); return; } if (tg3_nvram_read(tp, 0xf0, &val) == 0) { if (val != 0) { tp->nvram_size = (val >> 16) * 1024; return; } } tp->nvram_size = 0x20000; } static void __devinit tg3_get_nvram_info(struct tg3 *tp) { u32 nvcfg1; nvcfg1 = tr32(NVRAM_CFG1); if (nvcfg1 & NVRAM_CFG1_FLASHIF_ENAB) { tp->tg3_flags2 |= TG3_FLG2_FLASH; } else { nvcfg1 &= ~NVRAM_CFG1_COMPAT_BYPASS; tw32(NVRAM_CFG1, nvcfg1); } if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5750) || (tp->tg3_flags2 & TG3_FLG2_5780_CLASS)) { switch (nvcfg1 & NVRAM_CFG1_VENDOR_MASK) { case FLASH_VENDOR_ATMEL_FLASH_BUFFERED: tp->nvram_jedecnum = JEDEC_ATMEL; tp->nvram_pagesize = ATMEL_AT45DB0X1B_PAGE_SIZE; tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED; break; case FLASH_VENDOR_ATMEL_FLASH_UNBUFFERED: tp->nvram_jedecnum = JEDEC_ATMEL; tp->nvram_pagesize = ATMEL_AT25F512_PAGE_SIZE; break; case FLASH_VENDOR_ATMEL_EEPROM: tp->nvram_jedecnum = JEDEC_ATMEL; tp->nvram_pagesize = ATMEL_AT24C512_CHIP_SIZE; tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED; break; case FLASH_VENDOR_ST: tp->nvram_jedecnum = JEDEC_ST; tp->nvram_pagesize = ST_M45PEX0_PAGE_SIZE; tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED; break; case FLASH_VENDOR_SAIFUN: tp->nvram_jedecnum = JEDEC_SAIFUN; tp->nvram_pagesize = SAIFUN_SA25F0XX_PAGE_SIZE; break; case FLASH_VENDOR_SST_SMALL: case FLASH_VENDOR_SST_LARGE: tp->nvram_jedecnum = JEDEC_SST; tp->nvram_pagesize = SST_25VF0X0_PAGE_SIZE; break; } } else { tp->nvram_jedecnum = JEDEC_ATMEL; tp->nvram_pagesize = ATMEL_AT45DB0X1B_PAGE_SIZE; tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED; } } static void __devinit tg3_get_5752_nvram_info(struct tg3 *tp) { u32 nvcfg1; nvcfg1 = tr32(NVRAM_CFG1); /* NVRAM protection for TPM */ if (nvcfg1 & (1 << 27)) tp->tg3_flags2 |= TG3_FLG2_PROTECTED_NVRAM; switch (nvcfg1 & NVRAM_CFG1_5752VENDOR_MASK) { case FLASH_5752VENDOR_ATMEL_EEPROM_64KHZ: case FLASH_5752VENDOR_ATMEL_EEPROM_376KHZ: tp->nvram_jedecnum = JEDEC_ATMEL; tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED; break; case FLASH_5752VENDOR_ATMEL_FLASH_BUFFERED: tp->nvram_jedecnum = JEDEC_ATMEL; tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED; tp->tg3_flags2 |= TG3_FLG2_FLASH; break; case FLASH_5752VENDOR_ST_M45PE10: case FLASH_5752VENDOR_ST_M45PE20: case FLASH_5752VENDOR_ST_M45PE40: tp->nvram_jedecnum = JEDEC_ST; tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED; tp->tg3_flags2 |= TG3_FLG2_FLASH; break; } if (tp->tg3_flags2 & TG3_FLG2_FLASH) { switch (nvcfg1 & NVRAM_CFG1_5752PAGE_SIZE_MASK) { case FLASH_5752PAGE_SIZE_256: tp->nvram_pagesize = 256; break; case FLASH_5752PAGE_SIZE_512: tp->nvram_pagesize = 512; break; case FLASH_5752PAGE_SIZE_1K: tp->nvram_pagesize = 1024; break; case FLASH_5752PAGE_SIZE_2K: tp->nvram_pagesize = 2048; break; case FLASH_5752PAGE_SIZE_4K: tp->nvram_pagesize = 4096; break; case FLASH_5752PAGE_SIZE_264: tp->nvram_pagesize = 264; break; } } else { /* For eeprom, set pagesize to maximum eeprom size */ tp->nvram_pagesize = ATMEL_AT24C512_CHIP_SIZE; nvcfg1 &= ~NVRAM_CFG1_COMPAT_BYPASS; tw32(NVRAM_CFG1, nvcfg1); } } static void __devinit tg3_get_5755_nvram_info(struct tg3 *tp) { u32 nvcfg1; nvcfg1 = tr32(NVRAM_CFG1); /* NVRAM protection for TPM */ if (nvcfg1 & (1 << 27)) tp->tg3_flags2 |= TG3_FLG2_PROTECTED_NVRAM; switch (nvcfg1 & NVRAM_CFG1_5752VENDOR_MASK) { case FLASH_5755VENDOR_ATMEL_EEPROM_64KHZ: case FLASH_5755VENDOR_ATMEL_EEPROM_376KHZ: tp->nvram_jedecnum = JEDEC_ATMEL; tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED; tp->nvram_pagesize = ATMEL_AT24C512_CHIP_SIZE; nvcfg1 &= ~NVRAM_CFG1_COMPAT_BYPASS; tw32(NVRAM_CFG1, nvcfg1); break; case FLASH_5752VENDOR_ATMEL_FLASH_BUFFERED: case FLASH_5755VENDOR_ATMEL_FLASH_1: case FLASH_5755VENDOR_ATMEL_FLASH_2: case FLASH_5755VENDOR_ATMEL_FLASH_3: case FLASH_5755VENDOR_ATMEL_FLASH_4: tp->nvram_jedecnum = JEDEC_ATMEL; tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED; tp->tg3_flags2 |= TG3_FLG2_FLASH; tp->nvram_pagesize = 264; break; case FLASH_5752VENDOR_ST_M45PE10: case FLASH_5752VENDOR_ST_M45PE20: case FLASH_5752VENDOR_ST_M45PE40: tp->nvram_jedecnum = JEDEC_ST; tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED; tp->tg3_flags2 |= TG3_FLG2_FLASH; tp->nvram_pagesize = 256; break; } } static void __devinit tg3_get_5787_nvram_info(struct tg3 *tp) { u32 nvcfg1; nvcfg1 = tr32(NVRAM_CFG1); switch (nvcfg1 & NVRAM_CFG1_5752VENDOR_MASK) { case FLASH_5787VENDOR_ATMEL_EEPROM_64KHZ: case FLASH_5787VENDOR_ATMEL_EEPROM_376KHZ: case FLASH_5787VENDOR_MICRO_EEPROM_64KHZ: case FLASH_5787VENDOR_MICRO_EEPROM_376KHZ: tp->nvram_jedecnum = JEDEC_ATMEL; tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED; tp->nvram_pagesize = ATMEL_AT24C512_CHIP_SIZE; nvcfg1 &= ~NVRAM_CFG1_COMPAT_BYPASS; tw32(NVRAM_CFG1, nvcfg1); break; case FLASH_5752VENDOR_ATMEL_FLASH_BUFFERED: case FLASH_5755VENDOR_ATMEL_FLASH_1: case FLASH_5755VENDOR_ATMEL_FLASH_2: case FLASH_5755VENDOR_ATMEL_FLASH_3: tp->nvram_jedecnum = JEDEC_ATMEL; tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED; tp->tg3_flags2 |= TG3_FLG2_FLASH; tp->nvram_pagesize = 264; break; case FLASH_5752VENDOR_ST_M45PE10: case FLASH_5752VENDOR_ST_M45PE20: case FLASH_5752VENDOR_ST_M45PE40: tp->nvram_jedecnum = JEDEC_ST; tp->tg3_flags |= TG3_FLAG_NVRAM_BUFFERED; tp->tg3_flags2 |= TG3_FLG2_FLASH; tp->nvram_pagesize = 256; break; } } /* Chips other than 5700/5701 use the NVRAM for fetching info. */ static void __devinit tg3_nvram_init(struct tg3 *tp) { int j; tw32_f(GRC_EEPROM_ADDR, (EEPROM_ADDR_FSM_RESET | (EEPROM_DEFAULT_CLOCK_PERIOD << EEPROM_ADDR_CLKPERD_SHIFT))); /* XXX schedule_timeout() ... */ for (j = 0; j < 100; j++) udelay(10); /* Enable seeprom accesses. */ tw32_f(GRC_LOCAL_CTRL, tr32(GRC_LOCAL_CTRL) | GRC_LCLCTRL_AUTO_SEEPROM); udelay(100); if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5700 && GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5701) { tp->tg3_flags |= TG3_FLAG_NVRAM; if (tg3_nvram_lock(tp)) { printk(KERN_WARNING PFX "%s: Cannot get nvarm lock, " "tg3_nvram_init failed.\n", tp->dev->name); return; } tg3_enable_nvram_access(tp); if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5752) tg3_get_5752_nvram_info(tp); else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5755) tg3_get_5755_nvram_info(tp); else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5787) tg3_get_5787_nvram_info(tp); else tg3_get_nvram_info(tp); tg3_get_nvram_size(tp); tg3_disable_nvram_access(tp); tg3_nvram_unlock(tp); } else { tp->tg3_flags &= ~(TG3_FLAG_NVRAM | TG3_FLAG_NVRAM_BUFFERED); tg3_get_eeprom_size(tp); } } static int tg3_nvram_read_using_eeprom(struct tg3 *tp, u32 offset, u32 *val) { u32 tmp; int i; if (offset > EEPROM_ADDR_ADDR_MASK || (offset % 4) != 0) return -EINVAL; tmp = tr32(GRC_EEPROM_ADDR) & ~(EEPROM_ADDR_ADDR_MASK | EEPROM_ADDR_DEVID_MASK | EEPROM_ADDR_READ); tw32(GRC_EEPROM_ADDR, tmp | (0 << EEPROM_ADDR_DEVID_SHIFT) | ((offset << EEPROM_ADDR_ADDR_SHIFT) & EEPROM_ADDR_ADDR_MASK) | EEPROM_ADDR_READ | EEPROM_ADDR_START); for (i = 0; i < 10000; i++) { tmp = tr32(GRC_EEPROM_ADDR); if (tmp & EEPROM_ADDR_COMPLETE) break; udelay(100); } if (!(tmp & EEPROM_ADDR_COMPLETE)) return -EBUSY; *val = tr32(GRC_EEPROM_DATA); return 0; } #define NVRAM_CMD_TIMEOUT 10000 static int tg3_nvram_exec_cmd(struct tg3 *tp, u32 nvram_cmd) { int i; tw32(NVRAM_CMD, nvram_cmd); for (i = 0; i < NVRAM_CMD_TIMEOUT; i++) { udelay(10); if (tr32(NVRAM_CMD) & NVRAM_CMD_DONE) { udelay(10); break; } } if (i == NVRAM_CMD_TIMEOUT) { return -EBUSY; } return 0; } static u32 tg3_nvram_phys_addr(struct tg3 *tp, u32 addr) { if ((tp->tg3_flags & TG3_FLAG_NVRAM) && (tp->tg3_flags & TG3_FLAG_NVRAM_BUFFERED) && (tp->tg3_flags2 & TG3_FLG2_FLASH) && (tp->nvram_jedecnum == JEDEC_ATMEL)) addr = ((addr / tp->nvram_pagesize) << ATMEL_AT45DB0X1B_PAGE_POS) + (addr % tp->nvram_pagesize); return addr; } static u32 tg3_nvram_logical_addr(struct tg3 *tp, u32 addr) { if ((tp->tg3_flags & TG3_FLAG_NVRAM) && (tp->tg3_flags & TG3_FLAG_NVRAM_BUFFERED) && (tp->tg3_flags2 & TG3_FLG2_FLASH) && (tp->nvram_jedecnum == JEDEC_ATMEL)) addr = ((addr >> ATMEL_AT45DB0X1B_PAGE_POS) * tp->nvram_pagesize) + (addr & ((1 << ATMEL_AT45DB0X1B_PAGE_POS) - 1)); return addr; } static int tg3_nvram_read(struct tg3 *tp, u32 offset, u32 *val) { int ret; if (!(tp->tg3_flags & TG3_FLAG_NVRAM)) return tg3_nvram_read_using_eeprom(tp, offset, val); offset = tg3_nvram_phys_addr(tp, offset); if (offset > NVRAM_ADDR_MSK) return -EINVAL; ret = tg3_nvram_lock(tp); if (ret) return ret; tg3_enable_nvram_access(tp); tw32(NVRAM_ADDR, offset); ret = tg3_nvram_exec_cmd(tp, NVRAM_CMD_RD | NVRAM_CMD_GO | NVRAM_CMD_FIRST | NVRAM_CMD_LAST | NVRAM_CMD_DONE); if (ret == 0) *val = swab32(tr32(NVRAM_RDDATA)); tg3_disable_nvram_access(tp); tg3_nvram_unlock(tp); return ret; } static int tg3_nvram_read_swab(struct tg3 *tp, u32 offset, u32 *val) { int err; u32 tmp; err = tg3_nvram_read(tp, offset, &tmp); *val = swab32(tmp); return err; } static int tg3_nvram_write_block_using_eeprom(struct tg3 *tp, u32 offset, u32 len, u8 *buf) { int i, j, rc = 0; u32 val; for (i = 0; i < len; i += 4) { u32 addr, data; addr = offset + i; memcpy(&data, buf + i, 4); tw32(GRC_EEPROM_DATA, cpu_to_le32(data)); val = tr32(GRC_EEPROM_ADDR); tw32(GRC_EEPROM_ADDR, val | EEPROM_ADDR_COMPLETE); val &= ~(EEPROM_ADDR_ADDR_MASK | EEPROM_ADDR_DEVID_MASK | EEPROM_ADDR_READ); tw32(GRC_EEPROM_ADDR, val | (0 << EEPROM_ADDR_DEVID_SHIFT) | (addr & EEPROM_ADDR_ADDR_MASK) | EEPROM_ADDR_START | EEPROM_ADDR_WRITE); for (j = 0; j < 10000; j++) { val = tr32(GRC_EEPROM_ADDR); if (val & EEPROM_ADDR_COMPLETE) break; udelay(100); } if (!(val & EEPROM_ADDR_COMPLETE)) { rc = -EBUSY; break; } } return rc; } /* offset and length are dword aligned */ static int tg3_nvram_write_block_unbuffered(struct tg3 *tp, u32 offset, u32 len, u8 *buf) { int ret = 0; u32 pagesize = tp->nvram_pagesize; u32 pagemask = pagesize - 1; u32 nvram_cmd; u8 *tmp; tmp = kmalloc(pagesize, GFP_KERNEL); if (tmp == NULL) return -ENOMEM; while (len) { int j; u32 phy_addr, page_off, size; phy_addr = offset & ~pagemask; for (j = 0; j < pagesize; j += 4) { if ((ret = tg3_nvram_read(tp, phy_addr + j, (u32 *) (tmp + j)))) break; } if (ret) break; page_off = offset & pagemask; size = pagesize; if (len < size) size = len; len -= size; memcpy(tmp + page_off, buf, size); offset = offset + (pagesize - page_off); tg3_enable_nvram_access(tp); /* * Before we can erase the flash page, we need * to issue a special "write enable" command. */ nvram_cmd = NVRAM_CMD_WREN | NVRAM_CMD_GO | NVRAM_CMD_DONE; if (tg3_nvram_exec_cmd(tp, nvram_cmd)) break; /* Erase the target page */ tw32(NVRAM_ADDR, phy_addr); nvram_cmd = NVRAM_CMD_GO | NVRAM_CMD_DONE | NVRAM_CMD_WR | NVRAM_CMD_FIRST | NVRAM_CMD_LAST | NVRAM_CMD_ERASE; if (tg3_nvram_exec_cmd(tp, nvram_cmd)) break; /* Issue another write enable to start the write. */ nvram_cmd = NVRAM_CMD_WREN | NVRAM_CMD_GO | NVRAM_CMD_DONE; if (tg3_nvram_exec_cmd(tp, nvram_cmd)) break; for (j = 0; j < pagesize; j += 4) { u32 data; data = *((u32 *) (tmp + j)); tw32(NVRAM_WRDATA, cpu_to_be32(data)); tw32(NVRAM_ADDR, phy_addr + j); nvram_cmd = NVRAM_CMD_GO | NVRAM_CMD_DONE | NVRAM_CMD_WR; if (j == 0) nvram_cmd |= NVRAM_CMD_FIRST; else if (j == (pagesize - 4)) nvram_cmd |= NVRAM_CMD_LAST; if ((ret = tg3_nvram_exec_cmd(tp, nvram_cmd))) break; } if (ret) break; } nvram_cmd = NVRAM_CMD_WRDI | NVRAM_CMD_GO | NVRAM_CMD_DONE; tg3_nvram_exec_cmd(tp, nvram_cmd); kfree(tmp); return ret; } /* offset and length are dword aligned */ static int tg3_nvram_write_block_buffered(struct tg3 *tp, u32 offset, u32 len, u8 *buf) { int i, ret = 0; for (i = 0; i < len; i += 4, offset += 4) { u32 data, page_off, phy_addr, nvram_cmd; memcpy(&data, buf + i, 4); tw32(NVRAM_WRDATA, cpu_to_be32(data)); page_off = offset % tp->nvram_pagesize; phy_addr = tg3_nvram_phys_addr(tp, offset); tw32(NVRAM_ADDR, phy_addr); nvram_cmd = NVRAM_CMD_GO | NVRAM_CMD_DONE | NVRAM_CMD_WR; if ((page_off == 0) || (i == 0)) nvram_cmd |= NVRAM_CMD_FIRST; if (page_off == (tp->nvram_pagesize - 4)) nvram_cmd |= NVRAM_CMD_LAST; if (i == (len - 4)) nvram_cmd |= NVRAM_CMD_LAST; if ((GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5752) && (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5755) && (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5787) && (tp->nvram_jedecnum == JEDEC_ST) && (nvram_cmd & NVRAM_CMD_FIRST)) { if ((ret = tg3_nvram_exec_cmd(tp, NVRAM_CMD_WREN | NVRAM_CMD_GO | NVRAM_CMD_DONE))) break; } if (!(tp->tg3_flags2 & TG3_FLG2_FLASH)) { /* We always do complete word writes to eeprom. */ nvram_cmd |= (NVRAM_CMD_FIRST | NVRAM_CMD_LAST); } if ((ret = tg3_nvram_exec_cmd(tp, nvram_cmd))) break; } return ret; } /* offset and length are dword aligned */ static int tg3_nvram_write_block(struct tg3 *tp, u32 offset, u32 len, u8 *buf) { int ret; if (tp->tg3_flags & TG3_FLAG_EEPROM_WRITE_PROT) { tw32_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl & ~GRC_LCLCTRL_GPIO_OUTPUT1); udelay(40); } if (!(tp->tg3_flags & TG3_FLAG_NVRAM)) { ret = tg3_nvram_write_block_using_eeprom(tp, offset, len, buf); } else { u32 grc_mode; ret = tg3_nvram_lock(tp); if (ret) return ret; tg3_enable_nvram_access(tp); if ((tp->tg3_flags2 & TG3_FLG2_5750_PLUS) && !(tp->tg3_flags2 & TG3_FLG2_PROTECTED_NVRAM)) tw32(NVRAM_WRITE1, 0x406); grc_mode = tr32(GRC_MODE); tw32(GRC_MODE, grc_mode | GRC_MODE_NVRAM_WR_ENABLE); if ((tp->tg3_flags & TG3_FLAG_NVRAM_BUFFERED) || !(tp->tg3_flags2 & TG3_FLG2_FLASH)) { ret = tg3_nvram_write_block_buffered(tp, offset, len, buf); } else { ret = tg3_nvram_write_block_unbuffered(tp, offset, len, buf); } grc_mode = tr32(GRC_MODE); tw32(GRC_MODE, grc_mode & ~GRC_MODE_NVRAM_WR_ENABLE); tg3_disable_nvram_access(tp); tg3_nvram_unlock(tp); } if (tp->tg3_flags & TG3_FLAG_EEPROM_WRITE_PROT) { tw32_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl); udelay(40); } return ret; } struct subsys_tbl_ent { u16 subsys_vendor, subsys_devid; u32 phy_id; }; static struct subsys_tbl_ent subsys_id_to_phy_id[] = { /* Broadcom boards. */ { PCI_VENDOR_ID_BROADCOM, 0x1644, PHY_ID_BCM5401 }, /* BCM95700A6 */ { PCI_VENDOR_ID_BROADCOM, 0x0001, PHY_ID_BCM5701 }, /* BCM95701A5 */ { PCI_VENDOR_ID_BROADCOM, 0x0002, PHY_ID_BCM8002 }, /* BCM95700T6 */ { PCI_VENDOR_ID_BROADCOM, 0x0003, 0 }, /* BCM95700A9 */ { PCI_VENDOR_ID_BROADCOM, 0x0005, PHY_ID_BCM5701 }, /* BCM95701T1 */ { PCI_VENDOR_ID_BROADCOM, 0x0006, PHY_ID_BCM5701 }, /* BCM95701T8 */ { PCI_VENDOR_ID_BROADCOM, 0x0007, 0 }, /* BCM95701A7 */ { PCI_VENDOR_ID_BROADCOM, 0x0008, PHY_ID_BCM5701 }, /* BCM95701A10 */ { PCI_VENDOR_ID_BROADCOM, 0x8008, PHY_ID_BCM5701 }, /* BCM95701A12 */ { PCI_VENDOR_ID_BROADCOM, 0x0009, PHY_ID_BCM5703 }, /* BCM95703Ax1 */ { PCI_VENDOR_ID_BROADCOM, 0x8009, PHY_ID_BCM5703 }, /* BCM95703Ax2 */ /* 3com boards. */ { PCI_VENDOR_ID_3COM, 0x1000, PHY_ID_BCM5401 }, /* 3C996T */ { PCI_VENDOR_ID_3COM, 0x1006, PHY_ID_BCM5701 }, /* 3C996BT */ { PCI_VENDOR_ID_3COM, 0x1004, 0 }, /* 3C996SX */ { PCI_VENDOR_ID_3COM, 0x1007, PHY_ID_BCM5701 }, /* 3C1000T */ { PCI_VENDOR_ID_3COM, 0x1008, PHY_ID_BCM5701 }, /* 3C940BR01 */ /* DELL boards. */ { PCI_VENDOR_ID_DELL, 0x00d1, PHY_ID_BCM5401 }, /* VIPER */ { PCI_VENDOR_ID_DELL, 0x0106, PHY_ID_BCM5401 }, /* JAGUAR */ { PCI_VENDOR_ID_DELL, 0x0109, PHY_ID_BCM5411 }, /* MERLOT */ { PCI_VENDOR_ID_DELL, 0x010a, PHY_ID_BCM5411 }, /* SLIM_MERLOT */ /* Compaq boards. */ { PCI_VENDOR_ID_COMPAQ, 0x007c, PHY_ID_BCM5701 }, /* BANSHEE */ { PCI_VENDOR_ID_COMPAQ, 0x009a, PHY_ID_BCM5701 }, /* BANSHEE_2 */ { PCI_VENDOR_ID_COMPAQ, 0x007d, 0 }, /* CHANGELING */ { PCI_VENDOR_ID_COMPAQ, 0x0085, PHY_ID_BCM5701 }, /* NC7780 */ { PCI_VENDOR_ID_COMPAQ, 0x0099, PHY_ID_BCM5701 }, /* NC7780_2 */ /* IBM boards. */ { PCI_VENDOR_ID_IBM, 0x0281, 0 } /* IBM??? */ }; static inline struct subsys_tbl_ent *lookup_by_subsys(struct tg3 *tp) { int i; for (i = 0; i < ARRAY_SIZE(subsys_id_to_phy_id); i++) { if ((subsys_id_to_phy_id[i].subsys_vendor == tp->pdev->subsystem_vendor) && (subsys_id_to_phy_id[i].subsys_devid == tp->pdev->subsystem_device)) return &subsys_id_to_phy_id[i]; } return NULL; } static void __devinit tg3_get_eeprom_hw_cfg(struct tg3 *tp) { u32 val; u16 pmcsr; /* On some early chips the SRAM cannot be accessed in D3hot state, * so need make sure we're in D0. */ pci_read_config_word(tp->pdev, tp->pm_cap + PCI_PM_CTRL, &pmcsr); pmcsr &= ~PCI_PM_CTRL_STATE_MASK; pci_write_config_word(tp->pdev, tp->pm_cap + PCI_PM_CTRL, pmcsr); msleep(1); /* Make sure register accesses (indirect or otherwise) * will function correctly. */ pci_write_config_dword(tp->pdev, TG3PCI_MISC_HOST_CTRL, tp->misc_host_ctrl); /* The memory arbiter has to be enabled in order for SRAM accesses * to succeed. Normally on powerup the tg3 chip firmware will make * sure it is enabled, but other entities such as system netboot * code might disable it. */ val = tr32(MEMARB_MODE); tw32(MEMARB_MODE, val | MEMARB_MODE_ENABLE); tp->phy_id = PHY_ID_INVALID; tp->led_ctrl = LED_CTRL_MODE_PHY_1; /* Assume an onboard device by default. */ tp->tg3_flags |= TG3_FLAG_EEPROM_WRITE_PROT; tg3_read_mem(tp, NIC_SRAM_DATA_SIG, &val); if (val == NIC_SRAM_DATA_SIG_MAGIC) { u32 nic_cfg, led_cfg; u32 nic_phy_id, ver, cfg2 = 0, eeprom_phy_id; int eeprom_phy_serdes = 0; tg3_read_mem(tp, NIC_SRAM_DATA_CFG, &nic_cfg); tp->nic_sram_data_cfg = nic_cfg; tg3_read_mem(tp, NIC_SRAM_DATA_VER, &ver); ver >>= NIC_SRAM_DATA_VER_SHIFT; if ((GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5700) && (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5701) && (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5703) && (ver > 0) && (ver < 0x100)) tg3_read_mem(tp, NIC_SRAM_DATA_CFG_2, &cfg2); if ((nic_cfg & NIC_SRAM_DATA_CFG_PHY_TYPE_MASK) == NIC_SRAM_DATA_CFG_PHY_TYPE_FIBER) eeprom_phy_serdes = 1; tg3_read_mem(tp, NIC_SRAM_DATA_PHY_ID, &nic_phy_id); if (nic_phy_id != 0) { u32 id1 = nic_phy_id & NIC_SRAM_DATA_PHY_ID1_MASK; u32 id2 = nic_phy_id & NIC_SRAM_DATA_PHY_ID2_MASK; eeprom_phy_id = (id1 >> 16) << 10; eeprom_phy_id |= (id2 & 0xfc00) << 16; eeprom_phy_id |= (id2 & 0x03ff) << 0; } else eeprom_phy_id = 0; tp->phy_id = eeprom_phy_id; if (eeprom_phy_serdes) { if (tp->tg3_flags2 & TG3_FLG2_5780_CLASS) tp->tg3_flags2 |= TG3_FLG2_MII_SERDES; else tp->tg3_flags2 |= TG3_FLG2_PHY_SERDES; } if (tp->tg3_flags2 & TG3_FLG2_5750_PLUS) led_cfg = cfg2 & (NIC_SRAM_DATA_CFG_LED_MODE_MASK | SHASTA_EXT_LED_MODE_MASK); else led_cfg = nic_cfg & NIC_SRAM_DATA_CFG_LED_MODE_MASK; switch (led_cfg) { default: case NIC_SRAM_DATA_CFG_LED_MODE_PHY_1: tp->led_ctrl = LED_CTRL_MODE_PHY_1; break; case NIC_SRAM_DATA_CFG_LED_MODE_PHY_2: tp->led_ctrl = LED_CTRL_MODE_PHY_2; break; case NIC_SRAM_DATA_CFG_LED_MODE_MAC: tp->led_ctrl = LED_CTRL_MODE_MAC; /* Default to PHY_1_MODE if 0 (MAC_MODE) is * read on some older 5700/5701 bootcode. */ if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 || GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701) tp->led_ctrl = LED_CTRL_MODE_PHY_1; break; case SHASTA_EXT_LED_SHARED: tp->led_ctrl = LED_CTRL_MODE_SHARED; if (tp->pci_chip_rev_id != CHIPREV_ID_5750_A0 && tp->pci_chip_rev_id != CHIPREV_ID_5750_A1) tp->led_ctrl |= (LED_CTRL_MODE_PHY_1 | LED_CTRL_MODE_PHY_2); break; case SHASTA_EXT_LED_MAC: tp->led_ctrl = LED_CTRL_MODE_SHASTA_MAC; break; case SHASTA_EXT_LED_COMBO: tp->led_ctrl = LED_CTRL_MODE_COMBO; if (tp->pci_chip_rev_id != CHIPREV_ID_5750_A0) tp->led_ctrl |= (LED_CTRL_MODE_PHY_1 | LED_CTRL_MODE_PHY_2); break; }; if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 || GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701) && tp->pdev->subsystem_vendor == PCI_VENDOR_ID_DELL) tp->led_ctrl = LED_CTRL_MODE_PHY_2; if (nic_cfg & NIC_SRAM_DATA_CFG_EEPROM_WP) tp->tg3_flags |= TG3_FLAG_EEPROM_WRITE_PROT; else tp->tg3_flags &= ~TG3_FLAG_EEPROM_WRITE_PROT; if (nic_cfg & NIC_SRAM_DATA_CFG_ASF_ENABLE) { tp->tg3_flags |= TG3_FLAG_ENABLE_ASF; if (tp->tg3_flags2 & TG3_FLG2_5750_PLUS) tp->tg3_flags2 |= TG3_FLG2_ASF_NEW_HANDSHAKE; } if (nic_cfg & NIC_SRAM_DATA_CFG_FIBER_WOL) tp->tg3_flags |= TG3_FLAG_SERDES_WOL_CAP; if (cfg2 & (1 << 17)) tp->tg3_flags2 |= TG3_FLG2_CAPACITIVE_COUPLING; /* serdes signal pre-emphasis in register 0x590 set by */ /* bootcode if bit 18 is set */ if (cfg2 & (1 << 18)) tp->tg3_flags2 |= TG3_FLG2_SERDES_PREEMPHASIS; } } static int __devinit tg3_phy_probe(struct tg3 *tp) { u32 hw_phy_id_1, hw_phy_id_2; u32 hw_phy_id, hw_phy_id_masked; int err; /* Reading the PHY ID register can conflict with ASF * firwmare access to the PHY hardware. */ err = 0; if (tp->tg3_flags & TG3_FLAG_ENABLE_ASF) { hw_phy_id = hw_phy_id_masked = PHY_ID_INVALID; } else { /* Now read the physical PHY_ID from the chip and verify * that it is sane. If it doesn't look good, we fall back * to either the hard-coded table based PHY_ID and failing * that the value found in the eeprom area. */ err |= tg3_readphy(tp, MII_PHYSID1, &hw_phy_id_1); err |= tg3_readphy(tp, MII_PHYSID2, &hw_phy_id_2); hw_phy_id = (hw_phy_id_1 & 0xffff) << 10; hw_phy_id |= (hw_phy_id_2 & 0xfc00) << 16; hw_phy_id |= (hw_phy_id_2 & 0x03ff) << 0; hw_phy_id_masked = hw_phy_id & PHY_ID_MASK; } if (!err && KNOWN_PHY_ID(hw_phy_id_masked)) { tp->phy_id = hw_phy_id; if (hw_phy_id_masked == PHY_ID_BCM8002) tp->tg3_flags2 |= TG3_FLG2_PHY_SERDES; else tp->tg3_flags2 &= ~TG3_FLG2_PHY_SERDES; } else { if (tp->phy_id != PHY_ID_INVALID) { /* Do nothing, phy ID already set up in * tg3_get_eeprom_hw_cfg(). */ } else { struct subsys_tbl_ent *p; /* No eeprom signature? Try the hardcoded * subsys device table. */ p = lookup_by_subsys(tp); if (!p) return -ENODEV; tp->phy_id = p->phy_id; if (!tp->phy_id || tp->phy_id == PHY_ID_BCM8002) tp->tg3_flags2 |= TG3_FLG2_PHY_SERDES; } } if (!(tp->tg3_flags2 & TG3_FLG2_ANY_SERDES) && !(tp->tg3_flags & TG3_FLAG_ENABLE_ASF)) { u32 bmsr, adv_reg, tg3_ctrl; tg3_readphy(tp, MII_BMSR, &bmsr); if (!tg3_readphy(tp, MII_BMSR, &bmsr) && (bmsr & BMSR_LSTATUS)) goto skip_phy_reset; err = tg3_phy_reset(tp); if (err) return err; adv_reg = (ADVERTISE_10HALF | ADVERTISE_10FULL | ADVERTISE_100HALF | ADVERTISE_100FULL | ADVERTISE_CSMA | ADVERTISE_PAUSE_CAP); tg3_ctrl = 0; if (!(tp->tg3_flags & TG3_FLAG_10_100_ONLY)) { tg3_ctrl = (MII_TG3_CTRL_ADV_1000_HALF | MII_TG3_CTRL_ADV_1000_FULL); if (tp->pci_chip_rev_id == CHIPREV_ID_5701_A0 || tp->pci_chip_rev_id == CHIPREV_ID_5701_B0) tg3_ctrl |= (MII_TG3_CTRL_AS_MASTER | MII_TG3_CTRL_ENABLE_AS_MASTER); } if (!tg3_copper_is_advertising_all(tp)) { tg3_writephy(tp, MII_ADVERTISE, adv_reg); if (!(tp->tg3_flags & TG3_FLAG_10_100_ONLY)) tg3_writephy(tp, MII_TG3_CTRL, tg3_ctrl); tg3_writephy(tp, MII_BMCR, BMCR_ANENABLE | BMCR_ANRESTART); } tg3_phy_set_wirespeed(tp); tg3_writephy(tp, MII_ADVERTISE, adv_reg); if (!(tp->tg3_flags & TG3_FLAG_10_100_ONLY)) tg3_writephy(tp, MII_TG3_CTRL, tg3_ctrl); } skip_phy_reset: if ((tp->phy_id & PHY_ID_MASK) == PHY_ID_BCM5401) { err = tg3_init_5401phy_dsp(tp); if (err) return err; } if (!err && ((tp->phy_id & PHY_ID_MASK) == PHY_ID_BCM5401)) { err = tg3_init_5401phy_dsp(tp); } if (tp->tg3_flags2 & TG3_FLG2_ANY_SERDES) tp->link_config.advertising = (ADVERTISED_1000baseT_Half | ADVERTISED_1000baseT_Full | ADVERTISED_Autoneg | ADVERTISED_FIBRE); if (tp->tg3_flags & TG3_FLAG_10_100_ONLY) tp->link_config.advertising &= ~(ADVERTISED_1000baseT_Half | ADVERTISED_1000baseT_Full); return err; } static void __devinit tg3_read_partno(struct tg3 *tp) { unsigned char vpd_data[256]; int i; u32 magic; if (tg3_nvram_read_swab(tp, 0x0, &magic)) goto out_not_found; if (magic == TG3_EEPROM_MAGIC) { for (i = 0; i < 256; i += 4) { u32 tmp; if (tg3_nvram_read(tp, 0x100 + i, &tmp)) goto out_not_found; vpd_data[i + 0] = ((tmp >> 0) & 0xff); vpd_data[i + 1] = ((tmp >> 8) & 0xff); vpd_data[i + 2] = ((tmp >> 16) & 0xff); vpd_data[i + 3] = ((tmp >> 24) & 0xff); } } else { int vpd_cap; vpd_cap = pci_find_capability(tp->pdev, PCI_CAP_ID_VPD); for (i = 0; i < 256; i += 4) { u32 tmp, j = 0; u16 tmp16; pci_write_config_word(tp->pdev, vpd_cap + PCI_VPD_ADDR, i); while (j++ < 100) { pci_read_config_word(tp->pdev, vpd_cap + PCI_VPD_ADDR, &tmp16); if (tmp16 & 0x8000) break; msleep(1); } if (!(tmp16 & 0x8000)) goto out_not_found; pci_read_config_dword(tp->pdev, vpd_cap + PCI_VPD_DATA, &tmp); tmp = cpu_to_le32(tmp); memcpy(&vpd_data[i], &tmp, 4); } } /* Now parse and find the part number. */ for (i = 0; i < 256; ) { unsigned char val = vpd_data[i]; int block_end; if (val == 0x82 || val == 0x91) { i = (i + 3 + (vpd_data[i + 1] + (vpd_data[i + 2] << 8))); continue; } if (val != 0x90) goto out_not_found; block_end = (i + 3 + (vpd_data[i + 1] + (vpd_data[i + 2] << 8))); i += 3; while (i < block_end) { if (vpd_data[i + 0] == 'P' && vpd_data[i + 1] == 'N') { int partno_len = vpd_data[i + 2]; if (partno_len > 24) goto out_not_found; memcpy(tp->board_part_number, &vpd_data[i + 3], partno_len); /* Success. */ return; } } /* Part number not found. */ goto out_not_found; } out_not_found: strcpy(tp->board_part_number, "none"); } static void __devinit tg3_read_fw_ver(struct tg3 *tp) { u32 val, offset, start; if (tg3_nvram_read_swab(tp, 0, &val)) return; if (val != TG3_EEPROM_MAGIC) return; if (tg3_nvram_read_swab(tp, 0xc, &offset) || tg3_nvram_read_swab(tp, 0x4, &start)) return; offset = tg3_nvram_logical_addr(tp, offset); if (tg3_nvram_read_swab(tp, offset, &val)) return; if ((val & 0xfc000000) == 0x0c000000) { u32 ver_offset, addr; int i; if (tg3_nvram_read_swab(tp, offset + 4, &val) || tg3_nvram_read_swab(tp, offset + 8, &ver_offset)) return; if (val != 0) return; addr = offset + ver_offset - start; for (i = 0; i < 16; i += 4) { if (tg3_nvram_read(tp, addr + i, &val)) return; val = cpu_to_le32(val); memcpy(tp->fw_ver + i, &val, 4); } } } static int __devinit tg3_get_invariants(struct tg3 *tp) { static struct pci_device_id write_reorder_chipsets[] = { { PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_FE_GATE_700C) }, { PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_8131_BRIDGE) }, { PCI_DEVICE(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_8385_0) }, { }, }; u32 misc_ctrl_reg; u32 cacheline_sz_reg; u32 pci_state_reg, grc_misc_cfg; u32 val; u16 pci_cmd; int err; /* Force memory write invalidate off. If we leave it on, * then on 5700_BX chips we have to enable a workaround. * The workaround is to set the TG3PCI_DMA_RW_CTRL boundary * to match the cacheline size. The Broadcom driver have this * workaround but turns MWI off all the times so never uses * it. This seems to suggest that the workaround is insufficient. */ pci_read_config_word(tp->pdev, PCI_COMMAND, &pci_cmd); pci_cmd &= ~PCI_COMMAND_INVALIDATE; pci_write_config_word(tp->pdev, PCI_COMMAND, pci_cmd); /* It is absolutely critical that TG3PCI_MISC_HOST_CTRL * has the register indirect write enable bit set before * we try to access any of the MMIO registers. It is also * critical that the PCI-X hw workaround situation is decided * before that as well. */ pci_read_config_dword(tp->pdev, TG3PCI_MISC_HOST_CTRL, &misc_ctrl_reg); tp->pci_chip_rev_id = (misc_ctrl_reg >> MISC_HOST_CTRL_CHIPREV_SHIFT); /* Wrong chip ID in 5752 A0. This code can be removed later * as A0 is not in production. */ if (tp->pci_chip_rev_id == CHIPREV_ID_5752_A0_HW) tp->pci_chip_rev_id = CHIPREV_ID_5752_A0; /* If we have 5702/03 A1 or A2 on certain ICH chipsets, * we need to disable memory and use config. cycles * only to access all registers. The 5702/03 chips * can mistakenly decode the special cycles from the * ICH chipsets as memory write cycles, causing corruption * of register and memory space. Only certain ICH bridges * will drive special cycles with non-zero data during the * address phase which can fall within the 5703's address * range. This is not an ICH bug as the PCI spec allows * non-zero address during special cycles. However, only * these ICH bridges are known to drive non-zero addresses * during special cycles. * * Since special cycles do not cross PCI bridges, we only * enable this workaround if the 5703 is on the secondary * bus of these ICH bridges. */ if ((tp->pci_chip_rev_id == CHIPREV_ID_5703_A1) || (tp->pci_chip_rev_id == CHIPREV_ID_5703_A2)) { static struct tg3_dev_id { u32 vendor; u32 device; u32 rev; } ich_chipsets[] = { { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801AA_8, PCI_ANY_ID }, { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801AB_8, PCI_ANY_ID }, { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801BA_11, 0xa }, { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801BA_6, PCI_ANY_ID }, { }, }; struct tg3_dev_id *pci_id = &ich_chipsets[0]; struct pci_dev *bridge = NULL; while (pci_id->vendor != 0) { bridge = pci_get_device(pci_id->vendor, pci_id->device, bridge); if (!bridge) { pci_id++; continue; } if (pci_id->rev != PCI_ANY_ID) { u8 rev; pci_read_config_byte(bridge, PCI_REVISION_ID, &rev); if (rev > pci_id->rev) continue; } if (bridge->subordinate && (bridge->subordinate->number == tp->pdev->bus->number)) { tp->tg3_flags2 |= TG3_FLG2_ICH_WORKAROUND; pci_dev_put(bridge); break; } } } /* The EPB bridge inside 5714, 5715, and 5780 cannot support * DMA addresses > 40-bit. This bridge may have other additional * 57xx devices behind it in some 4-port NIC designs for example. * Any tg3 device found behind the bridge will also need the 40-bit * DMA workaround. */ if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5780 || GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5714) { tp->tg3_flags2 |= TG3_FLG2_5780_CLASS; tp->tg3_flags |= TG3_FLAG_40BIT_DMA_BUG; tp->msi_cap = pci_find_capability(tp->pdev, PCI_CAP_ID_MSI); } else { struct pci_dev *bridge = NULL; do { bridge = pci_get_device(PCI_VENDOR_ID_SERVERWORKS, PCI_DEVICE_ID_SERVERWORKS_EPB, bridge); if (bridge && bridge->subordinate && (bridge->subordinate->number <= tp->pdev->bus->number) && (bridge->subordinate->subordinate >= tp->pdev->bus->number)) { tp->tg3_flags |= TG3_FLAG_40BIT_DMA_BUG; pci_dev_put(bridge); break; } } while (bridge); } /* Initialize misc host control in PCI block. */ tp->misc_host_ctrl |= (misc_ctrl_reg & MISC_HOST_CTRL_CHIPREV); pci_write_config_dword(tp->pdev, TG3PCI_MISC_HOST_CTRL, tp->misc_host_ctrl); pci_read_config_dword(tp->pdev, TG3PCI_CACHELINESZ, &cacheline_sz_reg); tp->pci_cacheline_sz = (cacheline_sz_reg >> 0) & 0xff; tp->pci_lat_timer = (cacheline_sz_reg >> 8) & 0xff; tp->pci_hdr_type = (cacheline_sz_reg >> 16) & 0xff; tp->pci_bist = (cacheline_sz_reg >> 24) & 0xff; if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5750 || GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5752 || GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5755 || GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5787 || (tp->tg3_flags2 & TG3_FLG2_5780_CLASS)) tp->tg3_flags2 |= TG3_FLG2_5750_PLUS; if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705) || (tp->tg3_flags2 & TG3_FLG2_5750_PLUS)) tp->tg3_flags2 |= TG3_FLG2_5705_PLUS; if (tp->tg3_flags2 & TG3_FLG2_5750_PLUS) { if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5755 || GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5787) { tp->tg3_flags2 |= TG3_FLG2_HW_TSO_2; tp->tg3_flags2 |= TG3_FLG2_1SHOT_MSI; } else { tp->tg3_flags2 |= TG3_FLG2_HW_TSO_1 | TG3_FLG2_HW_TSO_1_BUG; if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5750 && tp->pci_chip_rev_id >= CHIPREV_ID_5750_C2) tp->tg3_flags2 &= ~TG3_FLG2_HW_TSO_1_BUG; } } if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5705 && GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5750 && GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5752 && GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5755 && GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5787) tp->tg3_flags2 |= TG3_FLG2_JUMBO_CAPABLE; if (pci_find_capability(tp->pdev, PCI_CAP_ID_EXP) != 0) tp->tg3_flags2 |= TG3_FLG2_PCI_EXPRESS; /* If we have an AMD 762 or VIA K8T800 chipset, write * reordering to the mailbox registers done by the host * controller can cause major troubles. We read back from * every mailbox register write to force the writes to be * posted to the chip in order. */ if (pci_dev_present(write_reorder_chipsets) && !(tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS)) tp->tg3_flags |= TG3_FLAG_MBOX_WRITE_REORDER; if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703 && tp->pci_lat_timer < 64) { tp->pci_lat_timer = 64; cacheline_sz_reg = ((tp->pci_cacheline_sz & 0xff) << 0); cacheline_sz_reg |= ((tp->pci_lat_timer & 0xff) << 8); cacheline_sz_reg |= ((tp->pci_hdr_type & 0xff) << 16); cacheline_sz_reg |= ((tp->pci_bist & 0xff) << 24); pci_write_config_dword(tp->pdev, TG3PCI_CACHELINESZ, cacheline_sz_reg); } pci_read_config_dword(tp->pdev, TG3PCI_PCISTATE, &pci_state_reg); if ((pci_state_reg & PCISTATE_CONV_PCI_MODE) == 0) { tp->tg3_flags |= TG3_FLAG_PCIX_MODE; /* If this is a 5700 BX chipset, and we are in PCI-X * mode, enable register write workaround. * * The workaround is to use indirect register accesses * for all chip writes not to mailbox registers. */ if (GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5700_BX) { u32 pm_reg; u16 pci_cmd; tp->tg3_flags |= TG3_FLAG_PCIX_TARGET_HWBUG; /* The chip can have it's power management PCI config * space registers clobbered due to this bug. * So explicitly force the chip into D0 here. */ pci_read_config_dword(tp->pdev, TG3PCI_PM_CTRL_STAT, &pm_reg); pm_reg &= ~PCI_PM_CTRL_STATE_MASK; pm_reg |= PCI_PM_CTRL_PME_ENABLE | 0 /* D0 */; pci_write_config_dword(tp->pdev, TG3PCI_PM_CTRL_STAT, pm_reg); /* Also, force SERR#/PERR# in PCI command. */ pci_read_config_word(tp->pdev, PCI_COMMAND, &pci_cmd); pci_cmd |= PCI_COMMAND_PARITY | PCI_COMMAND_SERR; pci_write_config_word(tp->pdev, PCI_COMMAND, pci_cmd); } } /* 5700 BX chips need to have their TX producer index mailboxes * written twice to workaround a bug. */ if (GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5700_BX) tp->tg3_flags |= TG3_FLAG_TXD_MBOX_HWBUG; /* Back to back register writes can cause problems on this chip, * the workaround is to read back all reg writes except those to * mailbox regs. See tg3_write_indirect_reg32(). * * PCI Express 5750_A0 rev chips need this workaround too. */ if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701 || ((tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS) && tp->pci_chip_rev_id == CHIPREV_ID_5750_A0)) tp->tg3_flags |= TG3_FLAG_5701_REG_WRITE_BUG; if ((pci_state_reg & PCISTATE_BUS_SPEED_HIGH) != 0) tp->tg3_flags |= TG3_FLAG_PCI_HIGH_SPEED; if ((pci_state_reg & PCISTATE_BUS_32BIT) != 0) tp->tg3_flags |= TG3_FLAG_PCI_32BIT; /* Chip-specific fixup from Broadcom driver */ if ((tp->pci_chip_rev_id == CHIPREV_ID_5704_A0) && (!(pci_state_reg & PCISTATE_RETRY_SAME_DMA))) { pci_state_reg |= PCISTATE_RETRY_SAME_DMA; pci_write_config_dword(tp->pdev, TG3PCI_PCISTATE, pci_state_reg); } /* Default fast path register access methods */ tp->read32 = tg3_read32; tp->write32 = tg3_write32; tp->read32_mbox = tg3_read32; tp->write32_mbox = tg3_write32; tp->write32_tx_mbox = tg3_write32; tp->write32_rx_mbox = tg3_write32; /* Various workaround register access methods */ if (tp->tg3_flags & TG3_FLAG_PCIX_TARGET_HWBUG) tp->write32 = tg3_write_indirect_reg32; else if (tp->tg3_flags & TG3_FLAG_5701_REG_WRITE_BUG) tp->write32 = tg3_write_flush_reg32; if ((tp->tg3_flags & TG3_FLAG_TXD_MBOX_HWBUG) || (tp->tg3_flags & TG3_FLAG_MBOX_WRITE_REORDER)) { tp->write32_tx_mbox = tg3_write32_tx_mbox; if (tp->tg3_flags & TG3_FLAG_MBOX_WRITE_REORDER) tp->write32_rx_mbox = tg3_write_flush_reg32; } if (tp->tg3_flags2 & TG3_FLG2_ICH_WORKAROUND) { tp->read32 = tg3_read_indirect_reg32; tp->write32 = tg3_write_indirect_reg32; tp->read32_mbox = tg3_read_indirect_mbox; tp->write32_mbox = tg3_write_indirect_mbox; tp->write32_tx_mbox = tg3_write_indirect_mbox; tp->write32_rx_mbox = tg3_write_indirect_mbox; iounmap(tp->regs); tp->regs = NULL; pci_read_config_word(tp->pdev, PCI_COMMAND, &pci_cmd); pci_cmd &= ~PCI_COMMAND_MEMORY; pci_write_config_word(tp->pdev, PCI_COMMAND, pci_cmd); } if (tp->write32 == tg3_write_indirect_reg32 || ((tp->tg3_flags & TG3_FLAG_PCIX_MODE) && (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 || GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701))) tp->tg3_flags |= TG3_FLAG_SRAM_USE_CONFIG; /* Get eeprom hw config before calling tg3_set_power_state(). * In particular, the TG3_FLAG_EEPROM_WRITE_PROT flag must be * determined before calling tg3_set_power_state() so that * we know whether or not to switch out of Vaux power. * When the flag is set, it means that GPIO1 is used for eeprom * write protect and also implies that it is a LOM where GPIOs * are not used to switch power. */ tg3_get_eeprom_hw_cfg(tp); /* Set up tp->grc_local_ctrl before calling tg3_set_power_state(). * GPIO1 driven high will bring 5700's external PHY out of reset. * It is also used as eeprom write protect on LOMs. */ tp->grc_local_ctrl = GRC_LCLCTRL_INT_ON_ATTN | GRC_LCLCTRL_AUTO_SEEPROM; if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700) || (tp->tg3_flags & TG3_FLAG_EEPROM_WRITE_PROT)) tp->grc_local_ctrl |= (GRC_LCLCTRL_GPIO_OE1 | GRC_LCLCTRL_GPIO_OUTPUT1); /* Unused GPIO3 must be driven as output on 5752 because there * are no pull-up resistors on unused GPIO pins. */ else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5752) tp->grc_local_ctrl |= GRC_LCLCTRL_GPIO_OE3; if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5755) tp->grc_local_ctrl |= GRC_LCLCTRL_GPIO_UART_SEL; /* Force the chip into D0. */ err = tg3_set_power_state(tp, PCI_D0); if (err) { printk(KERN_ERR PFX "(%s) transition to D0 failed\n", pci_name(tp->pdev)); return err; } /* 5700 B0 chips do not support checksumming correctly due * to hardware bugs. */ if (tp->pci_chip_rev_id == CHIPREV_ID_5700_B0) tp->tg3_flags |= TG3_FLAG_BROKEN_CHECKSUMS; /* Derive initial jumbo mode from MTU assigned in * ether_setup() via the alloc_etherdev() call */ if (tp->dev->mtu > ETH_DATA_LEN && !(tp->tg3_flags2 & TG3_FLG2_5780_CLASS)) tp->tg3_flags |= TG3_FLAG_JUMBO_RING_ENABLE; /* Determine WakeOnLan speed to use. */ if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 || tp->pci_chip_rev_id == CHIPREV_ID_5701_A0 || tp->pci_chip_rev_id == CHIPREV_ID_5701_B0 || tp->pci_chip_rev_id == CHIPREV_ID_5701_B2) { tp->tg3_flags &= ~(TG3_FLAG_WOL_SPEED_100MB); } else { tp->tg3_flags |= TG3_FLAG_WOL_SPEED_100MB; } /* A few boards don't want Ethernet@WireSpeed phy feature */ if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700) || ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705) && (tp->pci_chip_rev_id != CHIPREV_ID_5705_A0) && (tp->pci_chip_rev_id != CHIPREV_ID_5705_A1)) || (tp->tg3_flags2 & TG3_FLG2_ANY_SERDES)) tp->tg3_flags2 |= TG3_FLG2_NO_ETH_WIRE_SPEED; if (GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5703_AX || GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5704_AX) tp->tg3_flags2 |= TG3_FLG2_PHY_ADC_BUG; if (tp->pci_chip_rev_id == CHIPREV_ID_5704_A0) tp->tg3_flags2 |= TG3_FLG2_PHY_5704_A0_BUG; if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS) { if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5755 || GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5787) tp->tg3_flags2 |= TG3_FLG2_PHY_JITTER_BUG; else tp->tg3_flags2 |= TG3_FLG2_PHY_BER_BUG; } tp->coalesce_mode = 0; if (GET_CHIP_REV(tp->pci_chip_rev_id) != CHIPREV_5700_AX && GET_CHIP_REV(tp->pci_chip_rev_id) != CHIPREV_5700_BX) tp->coalesce_mode |= HOSTCC_MODE_32BYTE; /* Initialize MAC MI mode, polling disabled. */ tw32_f(MAC_MI_MODE, tp->mi_mode); udelay(80); /* Initialize data/descriptor byte/word swapping. */ val = tr32(GRC_MODE); val &= GRC_MODE_HOST_STACKUP; tw32(GRC_MODE, val | tp->grc_mode); tg3_switch_clocks(tp); /* Clear this out for sanity. */ tw32(TG3PCI_MEM_WIN_BASE_ADDR, 0); pci_read_config_dword(tp->pdev, TG3PCI_PCISTATE, &pci_state_reg); if ((pci_state_reg & PCISTATE_CONV_PCI_MODE) == 0 && (tp->tg3_flags & TG3_FLAG_PCIX_TARGET_HWBUG) == 0) { u32 chiprevid = GET_CHIP_REV_ID(tp->misc_host_ctrl); if (chiprevid == CHIPREV_ID_5701_A0 || chiprevid == CHIPREV_ID_5701_B0 || chiprevid == CHIPREV_ID_5701_B2 || chiprevid == CHIPREV_ID_5701_B5) { void __iomem *sram_base; /* Write some dummy words into the SRAM status block * area, see if it reads back correctly. If the return * value is bad, force enable the PCIX workaround. */ sram_base = tp->regs + NIC_SRAM_WIN_BASE + NIC_SRAM_STATS_BLK; writel(0x00000000, sram_base); writel(0x00000000, sram_base + 4); writel(0xffffffff, sram_base + 4); if (readl(sram_base) != 0x00000000) tp->tg3_flags |= TG3_FLAG_PCIX_TARGET_HWBUG; } } udelay(50); tg3_nvram_init(tp); grc_misc_cfg = tr32(GRC_MISC_CFG); grc_misc_cfg &= GRC_MISC_CFG_BOARD_ID_MASK; /* Broadcom's driver says that CIOBE multisplit has a bug */ #if 0 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704 && grc_misc_cfg == GRC_MISC_CFG_BOARD_ID_5704CIOBE) { tp->tg3_flags |= TG3_FLAG_SPLIT_MODE; tp->split_mode_max_reqs = SPLIT_MODE_5704_MAX_REQ; } #endif if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705 && (grc_misc_cfg == GRC_MISC_CFG_BOARD_ID_5788 || grc_misc_cfg == GRC_MISC_CFG_BOARD_ID_5788M)) tp->tg3_flags2 |= TG3_FLG2_IS_5788; if (!(tp->tg3_flags2 & TG3_FLG2_IS_5788) && (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5700)) tp->tg3_flags |= TG3_FLAG_TAGGED_STATUS; if (tp->tg3_flags & TG3_FLAG_TAGGED_STATUS) { tp->coalesce_mode |= (HOSTCC_MODE_CLRTICK_RXBD | HOSTCC_MODE_CLRTICK_TXBD); tp->misc_host_ctrl |= MISC_HOST_CTRL_TAGGED_STATUS; pci_write_config_dword(tp->pdev, TG3PCI_MISC_HOST_CTRL, tp->misc_host_ctrl); } /* these are limited to 10/100 only */ if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703 && (grc_misc_cfg == 0x8000 || grc_misc_cfg == 0x4000)) || (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705 && tp->pdev->vendor == PCI_VENDOR_ID_BROADCOM && (tp->pdev->device == PCI_DEVICE_ID_TIGON3_5901 || tp->pdev->device == PCI_DEVICE_ID_TIGON3_5901_2 || tp->pdev->device == PCI_DEVICE_ID_TIGON3_5705F)) || (tp->pdev->vendor == PCI_VENDOR_ID_BROADCOM && (tp->pdev->device == PCI_DEVICE_ID_TIGON3_5751F || tp->pdev->device == PCI_DEVICE_ID_TIGON3_5753F))) tp->tg3_flags |= TG3_FLAG_10_100_ONLY; err = tg3_phy_probe(tp); if (err) { printk(KERN_ERR PFX "(%s) phy probe failed, err %d\n", pci_name(tp->pdev), err); /* ... but do not return immediately ... */ } tg3_read_partno(tp); tg3_read_fw_ver(tp); if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES) { tp->tg3_flags &= ~TG3_FLAG_USE_MI_INTERRUPT; } else { if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700) tp->tg3_flags |= TG3_FLAG_USE_MI_INTERRUPT; else tp->tg3_flags &= ~TG3_FLAG_USE_MI_INTERRUPT; } /* 5700 {AX,BX} chips have a broken status block link * change bit implementation, so we must use the * status register in those cases. */ if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700) tp->tg3_flags |= TG3_FLAG_USE_LINKCHG_REG; else tp->tg3_flags &= ~TG3_FLAG_USE_LINKCHG_REG; /* The led_ctrl is set during tg3_phy_probe, here we might * have to force the link status polling mechanism based * upon subsystem IDs. */ if (tp->pdev->subsystem_vendor == PCI_VENDOR_ID_DELL && !(tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)) { tp->tg3_flags |= (TG3_FLAG_USE_MI_INTERRUPT | TG3_FLAG_USE_LINKCHG_REG); } /* For all SERDES we poll the MAC status register. */ if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES) tp->tg3_flags |= TG3_FLAG_POLL_SERDES; else tp->tg3_flags &= ~TG3_FLAG_POLL_SERDES; /* All chips before 5787 can get confused if TX buffers * straddle the 4GB address boundary in some cases. */ if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5755 || GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5787) tp->dev->hard_start_xmit = tg3_start_xmit; else tp->dev->hard_start_xmit = tg3_start_xmit_dma_bug; tp->rx_offset = 2; if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701 && (tp->tg3_flags & TG3_FLAG_PCIX_MODE) != 0) tp->rx_offset = 0; tp->rx_std_max_post = TG3_RX_RING_SIZE; /* Increment the rx prod index on the rx std ring by at most * 8 for these chips to workaround hw errata. */ if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5750 || GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5752 || GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5755) tp->rx_std_max_post = 8; /* By default, disable wake-on-lan. User can change this * using ETHTOOL_SWOL. */ tp->tg3_flags &= ~TG3_FLAG_WOL_ENABLE; return err; } #ifdef CONFIG_SPARC64 static int __devinit tg3_get_macaddr_sparc(struct tg3 *tp) { struct net_device *dev = tp->dev; struct pci_dev *pdev = tp->pdev; struct pcidev_cookie *pcp = pdev->sysdata; if (pcp != NULL) { unsigned char *addr; int len; addr = of_get_property(pcp->prom_node, "local-mac-address", &len); if (addr && len == 6) { memcpy(dev->dev_addr, addr, 6); memcpy(dev->perm_addr, dev->dev_addr, 6); return 0; } } return -ENODEV; } static int __devinit tg3_get_default_macaddr_sparc(struct tg3 *tp) { struct net_device *dev = tp->dev; memcpy(dev->dev_addr, idprom->id_ethaddr, 6); memcpy(dev->perm_addr, idprom->id_ethaddr, 6); return 0; } #endif static int __devinit tg3_get_device_address(struct tg3 *tp) { struct net_device *dev = tp->dev; u32 hi, lo, mac_offset; int addr_ok = 0; #ifdef CONFIG_SPARC64 if (!tg3_get_macaddr_sparc(tp)) return 0; #endif mac_offset = 0x7c; if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704) || (tp->tg3_flags2 & TG3_FLG2_5780_CLASS)) { if (tr32(TG3PCI_DUAL_MAC_CTRL) & DUAL_MAC_CTRL_ID) mac_offset = 0xcc; if (tg3_nvram_lock(tp)) tw32_f(NVRAM_CMD, NVRAM_CMD_RESET); else tg3_nvram_unlock(tp); } /* First try to get it from MAC address mailbox. */ tg3_read_mem(tp, NIC_SRAM_MAC_ADDR_HIGH_MBOX, &hi); if ((hi >> 16) == 0x484b) { dev->dev_addr[0] = (hi >> 8) & 0xff; dev->dev_addr[1] = (hi >> 0) & 0xff; tg3_read_mem(tp, NIC_SRAM_MAC_ADDR_LOW_MBOX, &lo); dev->dev_addr[2] = (lo >> 24) & 0xff; dev->dev_addr[3] = (lo >> 16) & 0xff; dev->dev_addr[4] = (lo >> 8) & 0xff; dev->dev_addr[5] = (lo >> 0) & 0xff; /* Some old bootcode may report a 0 MAC address in SRAM */ addr_ok = is_valid_ether_addr(&dev->dev_addr[0]); } if (!addr_ok) { /* Next, try NVRAM. */ if (!tg3_nvram_read(tp, mac_offset + 0, &hi) && !tg3_nvram_read(tp, mac_offset + 4, &lo)) { dev->dev_addr[0] = ((hi >> 16) & 0xff); dev->dev_addr[1] = ((hi >> 24) & 0xff); dev->dev_addr[2] = ((lo >> 0) & 0xff); dev->dev_addr[3] = ((lo >> 8) & 0xff); dev->dev_addr[4] = ((lo >> 16) & 0xff); dev->dev_addr[5] = ((lo >> 24) & 0xff); } /* Finally just fetch it out of the MAC control regs. */ else { hi = tr32(MAC_ADDR_0_HIGH); lo = tr32(MAC_ADDR_0_LOW); dev->dev_addr[5] = lo & 0xff; dev->dev_addr[4] = (lo >> 8) & 0xff; dev->dev_addr[3] = (lo >> 16) & 0xff; dev->dev_addr[2] = (lo >> 24) & 0xff; dev->dev_addr[1] = hi & 0xff; dev->dev_addr[0] = (hi >> 8) & 0xff; } } if (!is_valid_ether_addr(&dev->dev_addr[0])) { #ifdef CONFIG_SPARC64 if (!tg3_get_default_macaddr_sparc(tp)) return 0; #endif return -EINVAL; } memcpy(dev->perm_addr, dev->dev_addr, dev->addr_len); return 0; } #define BOUNDARY_SINGLE_CACHELINE 1 #define BOUNDARY_MULTI_CACHELINE 2 static u32 __devinit tg3_calc_dma_bndry(struct tg3 *tp, u32 val) { int cacheline_size; u8 byte; int goal; pci_read_config_byte(tp->pdev, PCI_CACHE_LINE_SIZE, &byte); if (byte == 0) cacheline_size = 1024; else cacheline_size = (int) byte * 4; /* On 5703 and later chips, the boundary bits have no * effect. */ if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5700 && GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5701 && !(tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS)) goto out; #if defined(CONFIG_PPC64) || defined(CONFIG_IA64) || defined(CONFIG_PARISC) goal = BOUNDARY_MULTI_CACHELINE; #else #if defined(CONFIG_SPARC64) || defined(CONFIG_ALPHA) goal = BOUNDARY_SINGLE_CACHELINE; #else goal = 0; #endif #endif if (!goal) goto out; /* PCI controllers on most RISC systems tend to disconnect * when a device tries to burst across a cache-line boundary. * Therefore, letting tg3 do so just wastes PCI bandwidth. * * Unfortunately, for PCI-E there are only limited * write-side controls for this, and thus for reads * we will still get the disconnects. We'll also waste * these PCI cycles for both read and write for chips * other than 5700 and 5701 which do not implement the * boundary bits. */ if ((tp->tg3_flags & TG3_FLAG_PCIX_MODE) && !(tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS)) { switch (cacheline_size) { case 16: case 32: case 64: case 128: if (goal == BOUNDARY_SINGLE_CACHELINE) { val |= (DMA_RWCTRL_READ_BNDRY_128_PCIX | DMA_RWCTRL_WRITE_BNDRY_128_PCIX); } else { val |= (DMA_RWCTRL_READ_BNDRY_384_PCIX | DMA_RWCTRL_WRITE_BNDRY_384_PCIX); } break; case 256: val |= (DMA_RWCTRL_READ_BNDRY_256_PCIX | DMA_RWCTRL_WRITE_BNDRY_256_PCIX); break; default: val |= (DMA_RWCTRL_READ_BNDRY_384_PCIX | DMA_RWCTRL_WRITE_BNDRY_384_PCIX); break; }; } else if (tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS) { switch (cacheline_size) { case 16: case 32: case 64: if (goal == BOUNDARY_SINGLE_CACHELINE) { val &= ~DMA_RWCTRL_WRITE_BNDRY_DISAB_PCIE; val |= DMA_RWCTRL_WRITE_BNDRY_64_PCIE; break; } /* fallthrough */ case 128: default: val &= ~DMA_RWCTRL_WRITE_BNDRY_DISAB_PCIE; val |= DMA_RWCTRL_WRITE_BNDRY_128_PCIE; break; }; } else { switch (cacheline_size) { case 16: if (goal == BOUNDARY_SINGLE_CACHELINE) { val |= (DMA_RWCTRL_READ_BNDRY_16 | DMA_RWCTRL_WRITE_BNDRY_16); break; } /* fallthrough */ case 32: if (goal == BOUNDARY_SINGLE_CACHELINE) { val |= (DMA_RWCTRL_READ_BNDRY_32 | DMA_RWCTRL_WRITE_BNDRY_32); break; } /* fallthrough */ case 64: if (goal == BOUNDARY_SINGLE_CACHELINE) { val |= (DMA_RWCTRL_READ_BNDRY_64 | DMA_RWCTRL_WRITE_BNDRY_64); break; } /* fallthrough */ case 128: if (goal == BOUNDARY_SINGLE_CACHELINE) { val |= (DMA_RWCTRL_READ_BNDRY_128 | DMA_RWCTRL_WRITE_BNDRY_128); break; } /* fallthrough */ case 256: val |= (DMA_RWCTRL_READ_BNDRY_256 | DMA_RWCTRL_WRITE_BNDRY_256); break; case 512: val |= (DMA_RWCTRL_READ_BNDRY_512 | DMA_RWCTRL_WRITE_BNDRY_512); break; case 1024: default: val |= (DMA_RWCTRL_READ_BNDRY_1024 | DMA_RWCTRL_WRITE_BNDRY_1024); break; }; } out: return val; } static int __devinit tg3_do_test_dma(struct tg3 *tp, u32 *buf, dma_addr_t buf_dma, int size, int to_device) { struct tg3_internal_buffer_desc test_desc; u32 sram_dma_descs; int i, ret; sram_dma_descs = NIC_SRAM_DMA_DESC_POOL_BASE; tw32(FTQ_RCVBD_COMP_FIFO_ENQDEQ, 0); tw32(FTQ_RCVDATA_COMP_FIFO_ENQDEQ, 0); tw32(RDMAC_STATUS, 0); tw32(WDMAC_STATUS, 0); tw32(BUFMGR_MODE, 0); tw32(FTQ_RESET, 0); test_desc.addr_hi = ((u64) buf_dma) >> 32; test_desc.addr_lo = buf_dma & 0xffffffff; test_desc.nic_mbuf = 0x00002100; test_desc.len = size; /* * HP ZX1 was seeing test failures for 5701 cards running at 33Mhz * the *second* time the tg3 driver was getting loaded after an * initial scan. * * Broadcom tells me: * ...the DMA engine is connected to the GRC block and a DMA * reset may affect the GRC block in some unpredictable way... * The behavior of resets to individual blocks has not been tested. * * Broadcom noted the GRC reset will also reset all sub-components. */ if (to_device) { test_desc.cqid_sqid = (13 << 8) | 2; tw32_f(RDMAC_MODE, RDMAC_MODE_ENABLE); udelay(40); } else { test_desc.cqid_sqid = (16 << 8) | 7; tw32_f(WDMAC_MODE, WDMAC_MODE_ENABLE); udelay(40); } test_desc.flags = 0x00000005; for (i = 0; i < (sizeof(test_desc) / sizeof(u32)); i++) { u32 val; val = *(((u32 *)&test_desc) + i); pci_write_config_dword(tp->pdev, TG3PCI_MEM_WIN_BASE_ADDR, sram_dma_descs + (i * sizeof(u32))); pci_write_config_dword(tp->pdev, TG3PCI_MEM_WIN_DATA, val); } pci_write_config_dword(tp->pdev, TG3PCI_MEM_WIN_BASE_ADDR, 0); if (to_device) { tw32(FTQ_DMA_HIGH_READ_FIFO_ENQDEQ, sram_dma_descs); } else { tw32(FTQ_DMA_HIGH_WRITE_FIFO_ENQDEQ, sram_dma_descs); } ret = -ENODEV; for (i = 0; i < 40; i++) { u32 val; if (to_device) val = tr32(FTQ_RCVBD_COMP_FIFO_ENQDEQ); else val = tr32(FTQ_RCVDATA_COMP_FIFO_ENQDEQ); if ((val & 0xffff) == sram_dma_descs) { ret = 0; break; } udelay(100); } return ret; } #define TEST_BUFFER_SIZE 0x2000 static int __devinit tg3_test_dma(struct tg3 *tp) { dma_addr_t buf_dma; u32 *buf, saved_dma_rwctrl; int ret; buf = pci_alloc_consistent(tp->pdev, TEST_BUFFER_SIZE, &buf_dma); if (!buf) { ret = -ENOMEM; goto out_nofree; } tp->dma_rwctrl = ((0x7 << DMA_RWCTRL_PCI_WRITE_CMD_SHIFT) | (0x6 << DMA_RWCTRL_PCI_READ_CMD_SHIFT)); tp->dma_rwctrl = tg3_calc_dma_bndry(tp, tp->dma_rwctrl); if (tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS) { /* DMA read watermark not used on PCIE */ tp->dma_rwctrl |= 0x00180000; } else if (!(tp->tg3_flags & TG3_FLAG_PCIX_MODE)) { if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705 || GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5750) tp->dma_rwctrl |= 0x003f0000; else tp->dma_rwctrl |= 0x003f000f; } else { if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703 || GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704) { u32 ccval = (tr32(TG3PCI_CLOCK_CTRL) & 0x1f); /* If the 5704 is behind the EPB bridge, we can * do the less restrictive ONE_DMA workaround for * better performance. */ if ((tp->tg3_flags & TG3_FLAG_40BIT_DMA_BUG) && GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704) tp->dma_rwctrl |= 0x8000; else if (ccval == 0x6 || ccval == 0x7) tp->dma_rwctrl |= DMA_RWCTRL_ONE_DMA; /* Set bit 23 to enable PCIX hw bug fix */ tp->dma_rwctrl |= 0x009f0000; } else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5780) { /* 5780 always in PCIX mode */ tp->dma_rwctrl |= 0x00144000; } else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5714) { /* 5714 always in PCIX mode */ tp->dma_rwctrl |= 0x00148000; } else { tp->dma_rwctrl |= 0x001b000f; } } if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703 || GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704) tp->dma_rwctrl &= 0xfffffff0; if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 || GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701) { /* Remove this if it causes problems for some boards. */ tp->dma_rwctrl |= DMA_RWCTRL_USE_MEM_READ_MULT; /* On 5700/5701 chips, we need to set this bit. * Otherwise the chip will issue cacheline transactions * to streamable DMA memory with not all the byte * enables turned on. This is an error on several * RISC PCI controllers, in particular sparc64. * * On 5703/5704 chips, this bit has been reassigned * a different meaning. In particular, it is used * on those chips to enable a PCI-X workaround. */ tp->dma_rwctrl |= DMA_RWCTRL_ASSERT_ALL_BE; } tw32(TG3PCI_DMA_RW_CTRL, tp->dma_rwctrl); #if 0 /* Unneeded, already done by tg3_get_invariants. */ tg3_switch_clocks(tp); #endif ret = 0; if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5700 && GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5701) goto out; /* It is best to perform DMA test with maximum write burst size * to expose the 5700/5701 write DMA bug. */ saved_dma_rwctrl = tp->dma_rwctrl; tp->dma_rwctrl &= ~DMA_RWCTRL_WRITE_BNDRY_MASK; tw32(TG3PCI_DMA_RW_CTRL, tp->dma_rwctrl); while (1) { u32 *p = buf, i; for (i = 0; i < TEST_BUFFER_SIZE / sizeof(u32); i++) p[i] = i; /* Send the buffer to the chip. */ ret = tg3_do_test_dma(tp, buf, buf_dma, TEST_BUFFER_SIZE, 1); if (ret) { printk(KERN_ERR "tg3_test_dma() Write the buffer failed %d\n", ret); break; } #if 0 /* validate data reached card RAM correctly. */ for (i = 0; i < TEST_BUFFER_SIZE / sizeof(u32); i++) { u32 val; tg3_read_mem(tp, 0x2100 + (i*4), &val); if (le32_to_cpu(val) != p[i]) { printk(KERN_ERR " tg3_test_dma() Card buffer corrupted on write! (%d != %d)\n", val, i); /* ret = -ENODEV here? */ } p[i] = 0; } #endif /* Now read it back. */ ret = tg3_do_test_dma(tp, buf, buf_dma, TEST_BUFFER_SIZE, 0); if (ret) { printk(KERN_ERR "tg3_test_dma() Read the buffer failed %d\n", ret); break; } /* Verify it. */ for (i = 0; i < TEST_BUFFER_SIZE / sizeof(u32); i++) { if (p[i] == i) continue; if ((tp->dma_rwctrl & DMA_RWCTRL_WRITE_BNDRY_MASK) != DMA_RWCTRL_WRITE_BNDRY_16) { tp->dma_rwctrl &= ~DMA_RWCTRL_WRITE_BNDRY_MASK; tp->dma_rwctrl |= DMA_RWCTRL_WRITE_BNDRY_16; tw32(TG3PCI_DMA_RW_CTRL, tp->dma_rwctrl); break; } else { printk(KERN_ERR "tg3_test_dma() buffer corrupted on read back! (%d != %d)\n", p[i], i); ret = -ENODEV; goto out; } } if (i == (TEST_BUFFER_SIZE / sizeof(u32))) { /* Success. */ ret = 0; break; } } if ((tp->dma_rwctrl & DMA_RWCTRL_WRITE_BNDRY_MASK) != DMA_RWCTRL_WRITE_BNDRY_16) { static struct pci_device_id dma_wait_state_chipsets[] = { { PCI_DEVICE(PCI_VENDOR_ID_APPLE, PCI_DEVICE_ID_APPLE_UNI_N_PCI15) }, { }, }; /* DMA test passed without adjusting DMA boundary, * now look for chipsets that are known to expose the * DMA bug without failing the test. */ if (pci_dev_present(dma_wait_state_chipsets)) { tp->dma_rwctrl &= ~DMA_RWCTRL_WRITE_BNDRY_MASK; tp->dma_rwctrl |= DMA_RWCTRL_WRITE_BNDRY_16; } else /* Safe to use the calculated DMA boundary. */ tp->dma_rwctrl = saved_dma_rwctrl; tw32(TG3PCI_DMA_RW_CTRL, tp->dma_rwctrl); } out: pci_free_consistent(tp->pdev, TEST_BUFFER_SIZE, buf, buf_dma); out_nofree: return ret; } static void __devinit tg3_init_link_config(struct tg3 *tp) { tp->link_config.advertising = (ADVERTISED_10baseT_Half | ADVERTISED_10baseT_Full | ADVERTISED_100baseT_Half | ADVERTISED_100baseT_Full | ADVERTISED_1000baseT_Half | ADVERTISED_1000baseT_Full | ADVERTISED_Autoneg | ADVERTISED_MII); tp->link_config.speed = SPEED_INVALID; tp->link_config.duplex = DUPLEX_INVALID; tp->link_config.autoneg = AUTONEG_ENABLE; tp->link_config.active_speed = SPEED_INVALID; tp->link_config.active_duplex = DUPLEX_INVALID; tp->link_config.phy_is_low_power = 0; tp->link_config.orig_speed = SPEED_INVALID; tp->link_config.orig_duplex = DUPLEX_INVALID; tp->link_config.orig_autoneg = AUTONEG_INVALID; } static void __devinit tg3_init_bufmgr_config(struct tg3 *tp) { if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS) { tp->bufmgr_config.mbuf_read_dma_low_water = DEFAULT_MB_RDMA_LOW_WATER_5705; tp->bufmgr_config.mbuf_mac_rx_low_water = DEFAULT_MB_MACRX_LOW_WATER_5705; tp->bufmgr_config.mbuf_high_water = DEFAULT_MB_HIGH_WATER_5705; tp->bufmgr_config.mbuf_read_dma_low_water_jumbo = DEFAULT_MB_RDMA_LOW_WATER_JUMBO_5780; tp->bufmgr_config.mbuf_mac_rx_low_water_jumbo = DEFAULT_MB_MACRX_LOW_WATER_JUMBO_5780; tp->bufmgr_config.mbuf_high_water_jumbo = DEFAULT_MB_HIGH_WATER_JUMBO_5780; } else { tp->bufmgr_config.mbuf_read_dma_low_water = DEFAULT_MB_RDMA_LOW_WATER; tp->bufmgr_config.mbuf_mac_rx_low_water = DEFAULT_MB_MACRX_LOW_WATER; tp->bufmgr_config.mbuf_high_water = DEFAULT_MB_HIGH_WATER; tp->bufmgr_config.mbuf_read_dma_low_water_jumbo = DEFAULT_MB_RDMA_LOW_WATER_JUMBO; tp->bufmgr_config.mbuf_mac_rx_low_water_jumbo = DEFAULT_MB_MACRX_LOW_WATER_JUMBO; tp->bufmgr_config.mbuf_high_water_jumbo = DEFAULT_MB_HIGH_WATER_JUMBO; } tp->bufmgr_config.dma_low_water = DEFAULT_DMA_LOW_WATER; tp->bufmgr_config.dma_high_water = DEFAULT_DMA_HIGH_WATER; } static char * __devinit tg3_phy_string(struct tg3 *tp) { switch (tp->phy_id & PHY_ID_MASK) { case PHY_ID_BCM5400: return "5400"; case PHY_ID_BCM5401: return "5401"; case PHY_ID_BCM5411: return "5411"; case PHY_ID_BCM5701: return "5701"; case PHY_ID_BCM5703: return "5703"; case PHY_ID_BCM5704: return "5704"; case PHY_ID_BCM5705: return "5705"; case PHY_ID_BCM5750: return "5750"; case PHY_ID_BCM5752: return "5752"; case PHY_ID_BCM5714: return "5714"; case PHY_ID_BCM5780: return "5780"; case PHY_ID_BCM5755: return "5755"; case PHY_ID_BCM5787: return "5787"; case PHY_ID_BCM8002: return "8002/serdes"; case 0: return "serdes"; default: return "unknown"; }; } static char * __devinit tg3_bus_string(struct tg3 *tp, char *str) { if (tp->tg3_flags2 & TG3_FLG2_PCI_EXPRESS) { strcpy(str, "PCI Express"); return str; } else if (tp->tg3_flags & TG3_FLAG_PCIX_MODE) { u32 clock_ctrl = tr32(TG3PCI_CLOCK_CTRL) & 0x1f; strcpy(str, "PCIX:"); if ((clock_ctrl == 7) || ((tr32(GRC_MISC_CFG) & GRC_MISC_CFG_BOARD_ID_MASK) == GRC_MISC_CFG_BOARD_ID_5704CIOBE)) strcat(str, "133MHz"); else if (clock_ctrl == 0) strcat(str, "33MHz"); else if (clock_ctrl == 2) strcat(str, "50MHz"); else if (clock_ctrl == 4) strcat(str, "66MHz"); else if (clock_ctrl == 6) strcat(str, "100MHz"); } else { strcpy(str, "PCI:"); if (tp->tg3_flags & TG3_FLAG_PCI_HIGH_SPEED) strcat(str, "66MHz"); else strcat(str, "33MHz"); } if (tp->tg3_flags & TG3_FLAG_PCI_32BIT) strcat(str, ":32-bit"); else strcat(str, ":64-bit"); return str; } static struct pci_dev * __devinit tg3_find_peer(struct tg3 *tp) { struct pci_dev *peer; unsigned int func, devnr = tp->pdev->devfn & ~7; for (func = 0; func < 8; func++) { peer = pci_get_slot(tp->pdev->bus, devnr | func); if (peer && peer != tp->pdev) break; pci_dev_put(peer); } /* 5704 can be configured in single-port mode, set peer to * tp->pdev in that case. */ if (!peer) { peer = tp->pdev; return peer; } /* * We don't need to keep the refcount elevated; there's no way * to remove one half of this device without removing the other */ pci_dev_put(peer); return peer; } static void __devinit tg3_init_coal(struct tg3 *tp) { struct ethtool_coalesce *ec = &tp->coal; memset(ec, 0, sizeof(*ec)); ec->cmd = ETHTOOL_GCOALESCE; ec->rx_coalesce_usecs = LOW_RXCOL_TICKS; ec->tx_coalesce_usecs = LOW_TXCOL_TICKS; ec->rx_max_coalesced_frames = LOW_RXMAX_FRAMES; ec->tx_max_coalesced_frames = LOW_TXMAX_FRAMES; ec->rx_coalesce_usecs_irq = DEFAULT_RXCOAL_TICK_INT; ec->tx_coalesce_usecs_irq = DEFAULT_TXCOAL_TICK_INT; ec->rx_max_coalesced_frames_irq = DEFAULT_RXCOAL_MAXF_INT; ec->tx_max_coalesced_frames_irq = DEFAULT_TXCOAL_MAXF_INT; ec->stats_block_coalesce_usecs = DEFAULT_STAT_COAL_TICKS; if (tp->coalesce_mode & (HOSTCC_MODE_CLRTICK_RXBD | HOSTCC_MODE_CLRTICK_TXBD)) { ec->rx_coalesce_usecs = LOW_RXCOL_TICKS_CLRTCKS; ec->rx_coalesce_usecs_irq = DEFAULT_RXCOAL_TICK_INT_CLRTCKS; ec->tx_coalesce_usecs = LOW_TXCOL_TICKS_CLRTCKS; ec->tx_coalesce_usecs_irq = DEFAULT_TXCOAL_TICK_INT_CLRTCKS; } if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS) { ec->rx_coalesce_usecs_irq = 0; ec->tx_coalesce_usecs_irq = 0; ec->stats_block_coalesce_usecs = 0; } } static int __devinit tg3_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) { static int tg3_version_printed = 0; unsigned long tg3reg_base, tg3reg_len; struct net_device *dev; struct tg3 *tp; int i, err, pm_cap; char str[40]; u64 dma_mask, persist_dma_mask; if (tg3_version_printed++ == 0) printk(KERN_INFO "%s", version); err = pci_enable_device(pdev); if (err) { printk(KERN_ERR PFX "Cannot enable PCI device, " "aborting.\n"); return err; } if (!(pci_resource_flags(pdev, 0) & IORESOURCE_MEM)) { printk(KERN_ERR PFX "Cannot find proper PCI device " "base address, aborting.\n"); err = -ENODEV; goto err_out_disable_pdev; } err = pci_request_regions(pdev, DRV_MODULE_NAME); if (err) { printk(KERN_ERR PFX "Cannot obtain PCI resources, " "aborting.\n"); goto err_out_disable_pdev; } pci_set_master(pdev); /* Find power-management capability. */ pm_cap = pci_find_capability(pdev, PCI_CAP_ID_PM); if (pm_cap == 0) { printk(KERN_ERR PFX "Cannot find PowerManagement capability, " "aborting.\n"); err = -EIO; goto err_out_free_res; } tg3reg_base = pci_resource_start(pdev, 0); tg3reg_len = pci_resource_len(pdev, 0); dev = alloc_etherdev(sizeof(*tp)); if (!dev) { printk(KERN_ERR PFX "Etherdev alloc failed, aborting.\n"); err = -ENOMEM; goto err_out_free_res; } SET_MODULE_OWNER(dev); SET_NETDEV_DEV(dev, &pdev->dev); #if TG3_VLAN_TAG_USED dev->features |= NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX; dev->vlan_rx_register = tg3_vlan_rx_register; dev->vlan_rx_kill_vid = tg3_vlan_rx_kill_vid; #endif tp = netdev_priv(dev); tp->pdev = pdev; tp->dev = dev; tp->pm_cap = pm_cap; tp->mac_mode = TG3_DEF_MAC_MODE; tp->rx_mode = TG3_DEF_RX_MODE; tp->tx_mode = TG3_DEF_TX_MODE; tp->mi_mode = MAC_MI_MODE_BASE; if (tg3_debug > 0) tp->msg_enable = tg3_debug; else tp->msg_enable = TG3_DEF_MSG_ENABLE; /* The word/byte swap controls here control register access byte * swapping. DMA data byte swapping is controlled in the GRC_MODE * setting below. */ tp->misc_host_ctrl = MISC_HOST_CTRL_MASK_PCI_INT | MISC_HOST_CTRL_WORD_SWAP | MISC_HOST_CTRL_INDIR_ACCESS | MISC_HOST_CTRL_PCISTATE_RW; /* The NONFRM (non-frame) byte/word swap controls take effect * on descriptor entries, anything which isn't packet data. * * The StrongARM chips on the board (one for tx, one for rx) * are running in big-endian mode. */ tp->grc_mode = (GRC_MODE_WSWAP_DATA | GRC_MODE_BSWAP_DATA | GRC_MODE_WSWAP_NONFRM_DATA); #ifdef __BIG_ENDIAN tp->grc_mode |= GRC_MODE_BSWAP_NONFRM_DATA; #endif spin_lock_init(&tp->lock); spin_lock_init(&tp->tx_lock); spin_lock_init(&tp->indirect_lock); INIT_WORK(&tp->reset_task, tg3_reset_task, tp); tp->regs = ioremap_nocache(tg3reg_base, tg3reg_len); if (tp->regs == 0UL) { printk(KERN_ERR PFX "Cannot map device registers, " "aborting.\n"); err = -ENOMEM; goto err_out_free_dev; } tg3_init_link_config(tp); tp->rx_pending = TG3_DEF_RX_RING_PENDING; tp->rx_jumbo_pending = TG3_DEF_RX_JUMBO_RING_PENDING; tp->tx_pending = TG3_DEF_TX_RING_PENDING; dev->open = tg3_open; dev->stop = tg3_close; dev->get_stats = tg3_get_stats; dev->set_multicast_list = tg3_set_rx_mode; dev->set_mac_address = tg3_set_mac_addr; dev->do_ioctl = tg3_ioctl; dev->tx_timeout = tg3_tx_timeout; dev->poll = tg3_poll; dev->ethtool_ops = &tg3_ethtool_ops; dev->weight = 64; dev->watchdog_timeo = TG3_TX_TIMEOUT; dev->change_mtu = tg3_change_mtu; dev->irq = pdev->irq; #ifdef CONFIG_NET_POLL_CONTROLLER dev->poll_controller = tg3_poll_controller; #endif err = tg3_get_invariants(tp); if (err) { printk(KERN_ERR PFX "Problem fetching invariants of chip, " "aborting.\n"); goto err_out_iounmap; } /* The EPB bridge inside 5714, 5715, and 5780 and any * device behind the EPB cannot support DMA addresses > 40-bit. * On 64-bit systems with IOMMU, use 40-bit dma_mask. * On 64-bit systems without IOMMU, use 64-bit dma_mask and * do DMA address check in tg3_start_xmit(). */ if (tp->tg3_flags2 & TG3_FLG2_IS_5788) persist_dma_mask = dma_mask = DMA_32BIT_MASK; else if (tp->tg3_flags & TG3_FLAG_40BIT_DMA_BUG) { persist_dma_mask = dma_mask = DMA_40BIT_MASK; #ifdef CONFIG_HIGHMEM dma_mask = DMA_64BIT_MASK; #endif } else persist_dma_mask = dma_mask = DMA_64BIT_MASK; /* Configure DMA attributes. */ if (dma_mask > DMA_32BIT_MASK) { err = pci_set_dma_mask(pdev, dma_mask); if (!err) { dev->features |= NETIF_F_HIGHDMA; err = pci_set_consistent_dma_mask(pdev, persist_dma_mask); if (err < 0) { printk(KERN_ERR PFX "Unable to obtain 64 bit " "DMA for consistent allocations\n"); goto err_out_iounmap; } } } if (err || dma_mask == DMA_32BIT_MASK) { err = pci_set_dma_mask(pdev, DMA_32BIT_MASK); if (err) { printk(KERN_ERR PFX "No usable DMA configuration, " "aborting.\n"); goto err_out_iounmap; } } tg3_init_bufmgr_config(tp); #if TG3_TSO_SUPPORT != 0 if (tp->tg3_flags2 & TG3_FLG2_HW_TSO) { tp->tg3_flags2 |= TG3_FLG2_TSO_CAPABLE; } else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 || GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701 || tp->pci_chip_rev_id == CHIPREV_ID_5705_A0 || (tp->tg3_flags & TG3_FLAG_ENABLE_ASF) != 0) { tp->tg3_flags2 &= ~TG3_FLG2_TSO_CAPABLE; } else { tp->tg3_flags2 |= TG3_FLG2_TSO_CAPABLE; } /* TSO is on by default on chips that support hardware TSO. * Firmware TSO on older chips gives lower performance, so it * is off by default, but can be enabled using ethtool. */ if (tp->tg3_flags2 & TG3_FLG2_HW_TSO) { dev->features |= NETIF_F_TSO; if (tp->tg3_flags2 & TG3_FLG2_HW_TSO_2) dev->features |= NETIF_F_TSO6; } #endif if (tp->pci_chip_rev_id == CHIPREV_ID_5705_A1 && !(tp->tg3_flags2 & TG3_FLG2_TSO_CAPABLE) && !(tr32(TG3PCI_PCISTATE) & PCISTATE_BUS_SPEED_HIGH)) { tp->tg3_flags2 |= TG3_FLG2_MAX_RXPEND_64; tp->rx_pending = 63; } if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704) || (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5714)) tp->pdev_peer = tg3_find_peer(tp); err = tg3_get_device_address(tp); if (err) { printk(KERN_ERR PFX "Could not obtain valid ethernet address, " "aborting.\n"); goto err_out_iounmap; } /* * Reset chip in case UNDI or EFI driver did not shutdown * DMA self test will enable WDMAC and we'll see (spurious) * pending DMA on the PCI bus at that point. */ if ((tr32(HOSTCC_MODE) & HOSTCC_MODE_ENABLE) || (tr32(WDMAC_MODE) & WDMAC_MODE_ENABLE)) { pci_save_state(tp->pdev); tw32(MEMARB_MODE, MEMARB_MODE_ENABLE); tg3_halt(tp, RESET_KIND_SHUTDOWN, 1); } err = tg3_test_dma(tp); if (err) { printk(KERN_ERR PFX "DMA engine test failed, aborting.\n"); goto err_out_iounmap; } /* Tigon3 can do ipv4 only... and some chips have buggy * checksumming. */ if ((tp->tg3_flags & TG3_FLAG_BROKEN_CHECKSUMS) == 0) { if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5755 || GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5787) dev->features |= NETIF_F_HW_CSUM; else dev->features |= NETIF_F_IP_CSUM; dev->features |= NETIF_F_SG; tp->tg3_flags |= TG3_FLAG_RX_CHECKSUMS; } else tp->tg3_flags &= ~TG3_FLAG_RX_CHECKSUMS; /* flow control autonegotiation is default behavior */ tp->tg3_flags |= TG3_FLAG_PAUSE_AUTONEG; tg3_init_coal(tp); /* Now that we have fully setup the chip, save away a snapshot * of the PCI config space. We need to restore this after * GRC_MISC_CFG core clock resets and some resume events. */ pci_save_state(tp->pdev); err = register_netdev(dev); if (err) { printk(KERN_ERR PFX "Cannot register net device, " "aborting.\n"); goto err_out_iounmap; } pci_set_drvdata(pdev, dev); printk(KERN_INFO "%s: Tigon3 [partno(%s) rev %04x PHY(%s)] (%s) %sBaseT Ethernet ", dev->name, tp->board_part_number, tp->pci_chip_rev_id, tg3_phy_string(tp), tg3_bus_string(tp, str), (tp->tg3_flags & TG3_FLAG_10_100_ONLY) ? "10/100" : "10/100/1000"); for (i = 0; i < 6; i++) printk("%2.2x%c", dev->dev_addr[i], i == 5 ? '\n' : ':'); printk(KERN_INFO "%s: RXcsums[%d] LinkChgREG[%d] " "MIirq[%d] ASF[%d] Split[%d] WireSpeed[%d] " "TSOcap[%d] \n", dev->name, (tp->tg3_flags & TG3_FLAG_RX_CHECKSUMS) != 0, (tp->tg3_flags & TG3_FLAG_USE_LINKCHG_REG) != 0, (tp->tg3_flags & TG3_FLAG_USE_MI_INTERRUPT) != 0, (tp->tg3_flags & TG3_FLAG_ENABLE_ASF) != 0, (tp->tg3_flags & TG3_FLAG_SPLIT_MODE) != 0, (tp->tg3_flags2 & TG3_FLG2_NO_ETH_WIRE_SPEED) == 0, (tp->tg3_flags2 & TG3_FLG2_TSO_CAPABLE) != 0); printk(KERN_INFO "%s: dma_rwctrl[%08x] dma_mask[%d-bit]\n", dev->name, tp->dma_rwctrl, (pdev->dma_mask == DMA_32BIT_MASK) ? 32 : (((u64) pdev->dma_mask == DMA_40BIT_MASK) ? 40 : 64)); netif_carrier_off(tp->dev); return 0; err_out_iounmap: if (tp->regs) { iounmap(tp->regs); tp->regs = NULL; } err_out_free_dev: free_netdev(dev); err_out_free_res: pci_release_regions(pdev); err_out_disable_pdev: pci_disable_device(pdev); pci_set_drvdata(pdev, NULL); return err; } static void __devexit tg3_remove_one(struct pci_dev *pdev) { struct net_device *dev = pci_get_drvdata(pdev); if (dev) { struct tg3 *tp = netdev_priv(dev); flush_scheduled_work(); unregister_netdev(dev); if (tp->regs) { iounmap(tp->regs); tp->regs = NULL; } free_netdev(dev); pci_release_regions(pdev); pci_disable_device(pdev); pci_set_drvdata(pdev, NULL); } } static int tg3_suspend(struct pci_dev *pdev, pm_message_t state) { struct net_device *dev = pci_get_drvdata(pdev); struct tg3 *tp = netdev_priv(dev); int err; if (!netif_running(dev)) return 0; flush_scheduled_work(); tg3_netif_stop(tp); del_timer_sync(&tp->timer); tg3_full_lock(tp, 1); tg3_disable_ints(tp); tg3_full_unlock(tp); netif_device_detach(dev); tg3_full_lock(tp, 0); tg3_halt(tp, RESET_KIND_SHUTDOWN, 1); tp->tg3_flags &= ~TG3_FLAG_INIT_COMPLETE; tg3_full_unlock(tp); err = tg3_set_power_state(tp, pci_choose_state(pdev, state)); if (err) { tg3_full_lock(tp, 0); tp->tg3_flags |= TG3_FLAG_INIT_COMPLETE; if (tg3_restart_hw(tp, 1)) goto out; tp->timer.expires = jiffies + tp->timer_offset; add_timer(&tp->timer); netif_device_attach(dev); tg3_netif_start(tp); out: tg3_full_unlock(tp); } return err; } static int tg3_resume(struct pci_dev *pdev) { struct net_device *dev = pci_get_drvdata(pdev); struct tg3 *tp = netdev_priv(dev); int err; if (!netif_running(dev)) return 0; pci_restore_state(tp->pdev); err = tg3_set_power_state(tp, PCI_D0); if (err) return err; netif_device_attach(dev); tg3_full_lock(tp, 0); tp->tg3_flags |= TG3_FLAG_INIT_COMPLETE; err = tg3_restart_hw(tp, 1); if (err) goto out; tp->timer.expires = jiffies + tp->timer_offset; add_timer(&tp->timer); tg3_netif_start(tp); out: tg3_full_unlock(tp); return err; } static struct pci_driver tg3_driver = { .name = DRV_MODULE_NAME, .id_table = tg3_pci_tbl, .probe = tg3_init_one, .remove = __devexit_p(tg3_remove_one), .suspend = tg3_suspend, .resume = tg3_resume }; static int __init tg3_init(void) { return pci_module_init(&tg3_driver); } static void __exit tg3_cleanup(void) { pci_unregister_driver(&tg3_driver); } module_init(tg3_init); module_exit(tg3_cleanup);