243 lines
6.1 KiB
Plaintext
243 lines
6.1 KiB
Plaintext
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# .gdbinit file
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# $Id: dot.gdbinit.mappi,v 1.4 2004/10/20 02:24:37 takata Exp $
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#-----
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# NOTE: this file is generated by a script, "gen_gdbinit.pl".
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# (Please type "gen_gdbinit.pl --help" and check the help message).
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# $ Id: gen_gdbinit.pl,v 1.12 2004/07/26 09:56:10 takata Exp $
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#-----
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# target platform: mappi
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# setting
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set width 0d70
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set radix 0d16
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debug_chaos
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# clk xin:cpu:bif:bus=30:360:180:90
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define clock_init
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set *(unsigned long *)0x00ef4024 = 2
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set *(unsigned long *)0x00ef4020 = 1
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set *(unsigned long *)0x00ef4010 = 0
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set *(unsigned long *)0x00ef4014 = 0
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set *(unsigned long *)0x00ef4004 = 5
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shell sleep 0.1
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set *(unsigned long *)0x00ef4008 = 0x00000200
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end
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# Initialize programmable ports
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define port_init
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set $sfrbase = 0x00ef0000
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set *(unsigned short *)0x00ef1060 = 0x5555
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set *(unsigned short *)0x00ef1062 = 0x5555
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set *(unsigned short *)0x00ef1064 = 0x5555
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set *(unsigned short *)0x00ef1066 = 0x5555
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set *(unsigned short *)0x00ef1068 = 0x5555
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set *(unsigned short *)0x00ef106a = 0x0000
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set *(unsigned short *)0x00ef106e = 0x5555
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set *(unsigned short *)0x00ef1070 = 0x5555
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# LED ON
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set *(unsigned char *)($sfrbase + 0x1015) = 0xff
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set *(unsigned char *)($sfrbase + 0x1085) = 0xff
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shell sleep 0.1
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# LED OFF
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set *(unsigned char *)($sfrbase + 0x1085) = 0x00
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end
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document port_init
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P5=LED(output), P6.b4=LAN_RESET(output)
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end
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# Initialize SDRAM controller
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define sdram_init
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# SDIR0
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set *(unsigned long *)0x00ef6008 = 0x00000182
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# SDIR1
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set *(unsigned long *)0x00ef600c = 0x00000001
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# Initialize wait
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shell sleep 0.1
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# Ch0-MOD
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set *(unsigned long *)0x00ef602c = 0x00000020
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# Ch0-TR
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set *(unsigned long *)0x00ef6028 = 0x00051502
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# Ch0-ADR (size:64MB)
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set *(unsigned long *)0x00ef6020 = 0x08000004
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# AutoRef On
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set *(unsigned long *)0x00ef6004 = 0x00010e2b
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# Access enable
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set *(unsigned long *)0x00ef6024 = 0x00000001
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end
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document sdram_init
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SDRAM controller initialization
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0x08000000 - 0x0bffffff (64MB)
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end
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# Initialize LAN controller
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define lanc_init
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set $sfrbase = 0x00ef0000
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# Set BSEL3 (BSEL3 for the Chaos's bselc)
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set *(unsigned long *)($sfrbase + 0x5300) = 0x0a0a8040
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set *(unsigned long *)($sfrbase + 0x5304) = 0x01120203
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set *(unsigned long *)($sfrbase + 0x5308) = 0x00000001
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# Reset (P5=LED,P6.b4=LAN_RESET)
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set *(unsigned short *)($sfrbase + 0x106c) = 0x0000
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set *(unsigned char *)($sfrbase + 0x1016) = 0xff
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set *(unsigned char *)($sfrbase + 0x1086) = 0xff
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shell sleep 0.1
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# swivel: 0=normal, 4=reverse
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# set *(unsigned char *)($sfrbase + 0x1086) = 0x00
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set *(unsigned char *)($sfrbase + 0x1086) = 0x04
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set *(unsigned long *)(0x0c000330) = 0xffffffff
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# Set mac address
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set $lanc = (void*)0x0c000300
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set *(unsigned long *)($lanc + 0x0000) = 0x00610010
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set *(unsigned long *)($lanc + 0x0004) = 0x00200030
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set *(unsigned long *)($lanc + 0x0008) = 0x00400050
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set *(unsigned long *)($lanc + 0x000c) = 0x00600007
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end
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document lanc_init
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LAN controller initialization
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ex.) MAC address: 10 20 30 40 50 60
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end
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# LCD & CRT dual-head setting (8bpp)
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define dispc_init
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set $sfrbase = 0x00ef0000
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# BSEL4 Dispc
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set *(unsigned long *)($sfrbase + 0x5400) = 0x0e0e8000
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set *(unsigned long *)($sfrbase + 0x5404) = 0x0012220a
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end
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# MMU enable
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define mmu_enable
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set $evb=0x88000000
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set *(unsigned long *)0xffff0024=1
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end
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# MMU disable
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define mmu_disable
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set $evb=0
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set *(unsigned long *)0xffff0024=0
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end
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# Show TLB entries
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define show_tlb_entries
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set $i = 0
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set $addr = $arg0
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set $nr_entries = $arg1
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use_mon_code
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while ($i < $nr_entries)
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set $tlb_tag = *(unsigned long*)$addr
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set $tlb_data = *(unsigned long*)($addr + 4)
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printf " [%2d] 0x%08lx : 0x%08lx - 0x%08lx\n", $i, $addr, $tlb_tag, $tlb_data
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set $i = $i + 1
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set $addr = $addr + 8
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end
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use_debug_dma
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end
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define itlb
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set $itlb=0xfe000000
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show_tlb_entries $itlb 0d32
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end
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define dtlb
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set $dtlb=0xfe000800
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show_tlb_entries $dtlb 0d32
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end
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# Show current task structure
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define show_current
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set $current = $spi & 0xffffe000
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printf "$current=0x%08lX\n",$current
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print *(struct task_struct *)$current
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end
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# Show user assigned task structure
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define show_task
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set = $arg0 & 0xffffe000
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printf "$task=0x%08lX\n",$task
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print *(struct task_struct *)$task
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end
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document show_task
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Show user assigned task structure
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arg0 : task structure address
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end
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# Show M32R registers
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define show_regs
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printf " R0[0x%08lX] R1[0x%08lX] R2[0x%08lX] R3[0x%08lX]\n",$r0,$r1,$r2,$r3
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printf " R4[0x%08lX] R5[0x%08lX] R6[0x%08lX] R7[0x%08lX]\n",$r4,$r5,$r6,$r7
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printf " R8[0x%08lX] R9[0x%08lX] R10[0x%08lX] R11[0x%08lX]\n",$r8,$r9,$r10,$r11
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printf "R12[0x%08lX] FP[0x%08lX] LR[0x%08lX] SP[0x%08lX]\n",$r12,$fp,$lr,$sp
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printf "PSW[0x%08lX] CBR[0x%08lX] SPI[0x%08lX] SPU[0x%08lX]\n",$psw,$cbr,$spi,$spu
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printf "BPC[0x%08lX] PC[0x%08lX] ACCL[0x%08lX] ACCH[0x%08lX]\n",$bpc,$pc,$accl,$acch
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printf "EVB[0x%08lX]\n",$evb
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end
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# Setup all
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define setup
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use_mon_code
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set *(unsigned int)0xfffffffc=0x60
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shell sleep 0.1
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clock_init
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shell sleep 0.1
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port_init
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sdram_init
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lanc_init
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dispc_init
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set $evb=0x08000000
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end
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# Load modules
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define load_modules
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use_debug_dma
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load
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end
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# Set kernel parameters
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define set_kernel_parameters
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set $param = (void*)0x08001000
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# INITRD_START
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# set *(unsigned long *)($param + 0x0010) = 0x08300000
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# INITRD_SIZE
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# set *(unsigned long *)($param + 0x0014) = 0x00000000
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# M32R_CPUCLK
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set *(unsigned long *)($param + 0x0018) = 0d360000000
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# M32R_BUSCLK
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set *(unsigned long *)($param + 0x001c) = 0d90000000
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# M32R_TIMER_DIVIDE
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set *(unsigned long *)($param + 0x0020) = 0d128
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set {char[0x200]}($param + 0x100) = "console=ttyS0,115200n8x console=tty1 root=/dev/nfsroot nfsroot=192.168.0.1:/project/m32r-linux/export/rootfs nfsaddrs=192.168.0.101:192.168.0.1:192.168.0.1:255.255.255.0:mappi001 \0"
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end
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# Boot
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define boot
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set_kernel_parameters
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set $fp = 0
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set $pc = 0x08002000
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si
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c
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end
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# Set breakpoints
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define set_breakpoints
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b *0x08000030
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end
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# Restart
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define restart
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sdireset
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sdireset
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setup
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load_modules
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boot
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end
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sdireset
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sdireset
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file vmlinux
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target m32rsdi
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setup
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#load_modules
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#set_breakpoints
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#boot
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