2ef9481e66
This patch removes all self references and fixes references to files in the now defunct arch/ppc64 tree. I think this accomplises everything wanted, though there might be a few references I missed. Signed-off-by: Jon Mason <jdmason@us.ibm.com> Signed-off-by: Paul Mackerras <paulus@samba.org>
489 lines
19 KiB
C
489 lines
19 KiB
C
/*
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* Definitions for the M48Txx and mc146818 series of Time of day/Real Time
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* Clock chips.
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*
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* Author: Mark A. Greer
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* mgreer@mvista.com
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*
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* 2001 (c) MontaVista, Software, Inc. This file is licensed under
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* the terms of the GNU General Public License version 2. This program
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* is licensed "as is" without any warranty of any kind, whether express
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* or implied.
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*/
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/*
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* Support for the M48T37/M48T59/.../mc146818 Real Time Clock chips.
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* Purpose is to make one generic file that handles all of these chips instead
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* of every platform implementing the same code over & over again.
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*/
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#ifndef __PPC_KERNEL_TODC_H
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#define __PPC_KERNEL_TODC_H
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typedef struct {
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uint rtc_type; /* your particular chip */
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/*
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* Following are the addresses of the AS0, AS1, and DATA registers
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* of these chips. Note that these are board-specific.
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*/
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unsigned int nvram_as0;
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unsigned int nvram_as1;
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unsigned int nvram_data;
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/*
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* Define bits to stop external set of regs from changing so
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* the chip can be read/written reliably.
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*/
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unsigned char enable_read;
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unsigned char enable_write;
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/*
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* Following is the number of AS0 address bits. This is normally
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* 8 but some bad hardware routes address lines incorrectly.
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*/
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int as0_bits;
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int nvram_size; /* Size of NVRAM on chip */
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int sw_flags; /* Software control flags */
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/* Following are the register offsets for the particular chip */
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int year;
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int month;
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int day_of_month;
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int day_of_week;
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int hours;
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int minutes;
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int seconds;
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int control_b;
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int control_a;
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int watchdog;
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int interrupts;
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int alarm_date;
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int alarm_hour;
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int alarm_minutes;
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int alarm_seconds;
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int century;
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int flags;
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/*
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* Some RTC chips have their NVRAM buried behind a addr/data pair of
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* regs on the first level/clock registers. The following fields
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* are the addresses for those addr/data regs.
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*/
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int nvram_addr_reg;
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int nvram_data_reg;
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} todc_info_t;
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/*
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* Define the types of TODC/RTC variants that are supported in
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* arch/ppc/kernel/todc_time.c
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* Make a new one of these for any chip somehow differs from what's already
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* defined. That way, if you ever need to put in code to touch those
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* bits/registers in todc_time.c, you can put it inside an
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* 'if (todc_info->rtc_type == TODC_TYPE_XXX)' so you won't break
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* anyone else.
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*/
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#define TODC_TYPE_MK48T35 1
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#define TODC_TYPE_MK48T37 2
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#define TODC_TYPE_MK48T59 3
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#define TODC_TYPE_DS1693 4 /* Dallas DS1693 RTC */
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#define TODC_TYPE_DS1743 5 /* Dallas DS1743 RTC */
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#define TODC_TYPE_DS1746 6 /* Dallas DS1746 RTC */
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#define TODC_TYPE_DS1747 7 /* Dallas DS1747 RTC */
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#define TODC_TYPE_DS1501 8 /* Dallas DS1501 RTC */
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#define TODC_TYPE_DS1643 9 /* Dallas DS1643 RTC */
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#define TODC_TYPE_PC97307 10 /* PC97307 internal RTC */
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#define TODC_TYPE_DS1557 11 /* Dallas DS1557 RTC */
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#define TODC_TYPE_DS17285 12 /* Dallas DS17285 RTC */
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#define TODC_TYPE_DS1553 13 /* Dallas DS1553 RTC */
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#define TODC_TYPE_MC146818 100 /* Leave room for m48txx's */
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/*
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* Bit to clear/set to enable reads/writes to the chip
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*/
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#define TODC_MK48TXX_CNTL_A_R 0x40
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#define TODC_MK48TXX_CNTL_A_W 0x80
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#define TODC_MK48TXX_DAY_CB 0x80
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#define TODC_DS1501_CNTL_B_TE 0x80
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/*
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* Define flag bits used by todc routines.
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*/
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#define TODC_FLAG_2_LEVEL_NVRAM 0x00000001
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/*
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* Define the values for the various RTC's that should to into the todc_info
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* table.
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* Note: The XXX_NVRAM_SIZE, XXX_NVRAM_ADDR_REG, and XXX_NVRAM_DATA_REG only
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* matter if XXX_SW_FLAGS has TODC_FLAG_2_LEVEL_NVRAM set.
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*/
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#define TODC_TYPE_MK48T35_NVRAM_SIZE 0x7ff8
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#define TODC_TYPE_MK48T35_SW_FLAGS 0
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#define TODC_TYPE_MK48T35_YEAR 0x7fff
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#define TODC_TYPE_MK48T35_MONTH 0x7ffe
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#define TODC_TYPE_MK48T35_DOM 0x7ffd /* Day of Month */
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#define TODC_TYPE_MK48T35_DOW 0x7ffc /* Day of Week */
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#define TODC_TYPE_MK48T35_HOURS 0x7ffb
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#define TODC_TYPE_MK48T35_MINUTES 0x7ffa
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#define TODC_TYPE_MK48T35_SECONDS 0x7ff9
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#define TODC_TYPE_MK48T35_CNTL_B 0x7ff9
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#define TODC_TYPE_MK48T35_CNTL_A 0x7ff8
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#define TODC_TYPE_MK48T35_WATCHDOG 0x0000
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#define TODC_TYPE_MK48T35_INTERRUPTS 0x0000
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#define TODC_TYPE_MK48T35_ALARM_DATE 0x0000
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#define TODC_TYPE_MK48T35_ALARM_HOUR 0x0000
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#define TODC_TYPE_MK48T35_ALARM_MINUTES 0x0000
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#define TODC_TYPE_MK48T35_ALARM_SECONDS 0x0000
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#define TODC_TYPE_MK48T35_CENTURY 0x0000
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#define TODC_TYPE_MK48T35_FLAGS 0x0000
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#define TODC_TYPE_MK48T35_NVRAM_ADDR_REG 0
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#define TODC_TYPE_MK48T35_NVRAM_DATA_REG 0
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#define TODC_TYPE_MK48T37_NVRAM_SIZE 0x7ff0
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#define TODC_TYPE_MK48T37_SW_FLAGS 0
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#define TODC_TYPE_MK48T37_YEAR 0x7fff
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#define TODC_TYPE_MK48T37_MONTH 0x7ffe
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#define TODC_TYPE_MK48T37_DOM 0x7ffd /* Day of Month */
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#define TODC_TYPE_MK48T37_DOW 0x7ffc /* Day of Week */
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#define TODC_TYPE_MK48T37_HOURS 0x7ffb
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#define TODC_TYPE_MK48T37_MINUTES 0x7ffa
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#define TODC_TYPE_MK48T37_SECONDS 0x7ff9
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#define TODC_TYPE_MK48T37_CNTL_B 0x7ff9
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#define TODC_TYPE_MK48T37_CNTL_A 0x7ff8
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#define TODC_TYPE_MK48T37_WATCHDOG 0x7ff7
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#define TODC_TYPE_MK48T37_INTERRUPTS 0x7ff6
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#define TODC_TYPE_MK48T37_ALARM_DATE 0x7ff5
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#define TODC_TYPE_MK48T37_ALARM_HOUR 0x7ff4
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#define TODC_TYPE_MK48T37_ALARM_MINUTES 0x7ff3
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#define TODC_TYPE_MK48T37_ALARM_SECONDS 0x7ff2
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#define TODC_TYPE_MK48T37_CENTURY 0x7ff1
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#define TODC_TYPE_MK48T37_FLAGS 0x7ff0
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#define TODC_TYPE_MK48T37_NVRAM_ADDR_REG 0
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#define TODC_TYPE_MK48T37_NVRAM_DATA_REG 0
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#define TODC_TYPE_MK48T59_NVRAM_SIZE 0x1ff0
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#define TODC_TYPE_MK48T59_SW_FLAGS 0
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#define TODC_TYPE_MK48T59_YEAR 0x1fff
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#define TODC_TYPE_MK48T59_MONTH 0x1ffe
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#define TODC_TYPE_MK48T59_DOM 0x1ffd /* Day of Month */
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#define TODC_TYPE_MK48T59_DOW 0x1ffc /* Day of Week */
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#define TODC_TYPE_MK48T59_HOURS 0x1ffb
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#define TODC_TYPE_MK48T59_MINUTES 0x1ffa
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#define TODC_TYPE_MK48T59_SECONDS 0x1ff9
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#define TODC_TYPE_MK48T59_CNTL_B 0x1ff9
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#define TODC_TYPE_MK48T59_CNTL_A 0x1ff8
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#define TODC_TYPE_MK48T59_WATCHDOG 0x1fff
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#define TODC_TYPE_MK48T59_INTERRUPTS 0x1fff
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#define TODC_TYPE_MK48T59_ALARM_DATE 0x1fff
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#define TODC_TYPE_MK48T59_ALARM_HOUR 0x1fff
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#define TODC_TYPE_MK48T59_ALARM_MINUTES 0x1fff
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#define TODC_TYPE_MK48T59_ALARM_SECONDS 0x1fff
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#define TODC_TYPE_MK48T59_CENTURY 0x1fff
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#define TODC_TYPE_MK48T59_FLAGS 0x1fff
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#define TODC_TYPE_MK48T59_NVRAM_ADDR_REG 0
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#define TODC_TYPE_MK48T59_NVRAM_DATA_REG 0
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#define TODC_TYPE_DS1501_NVRAM_SIZE 0x100
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#define TODC_TYPE_DS1501_SW_FLAGS TODC_FLAG_2_LEVEL_NVRAM
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#define TODC_TYPE_DS1501_YEAR (TODC_TYPE_DS1501_NVRAM_SIZE + 0x06)
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#define TODC_TYPE_DS1501_MONTH (TODC_TYPE_DS1501_NVRAM_SIZE + 0x05)
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#define TODC_TYPE_DS1501_DOM (TODC_TYPE_DS1501_NVRAM_SIZE + 0x04)
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#define TODC_TYPE_DS1501_DOW (TODC_TYPE_DS1501_NVRAM_SIZE + 0x03)
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#define TODC_TYPE_DS1501_HOURS (TODC_TYPE_DS1501_NVRAM_SIZE + 0x02)
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#define TODC_TYPE_DS1501_MINUTES (TODC_TYPE_DS1501_NVRAM_SIZE + 0x01)
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#define TODC_TYPE_DS1501_SECONDS (TODC_TYPE_DS1501_NVRAM_SIZE + 0x00)
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#define TODC_TYPE_DS1501_CNTL_B (TODC_TYPE_DS1501_NVRAM_SIZE + 0x0f)
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#define TODC_TYPE_DS1501_CNTL_A (TODC_TYPE_DS1501_NVRAM_SIZE + 0x0f)
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#define TODC_TYPE_DS1501_WATCHDOG (TODC_TYPE_DS1501_NVRAM_SIZE + 0xff)
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#define TODC_TYPE_DS1501_INTERRUPTS (TODC_TYPE_DS1501_NVRAM_SIZE + 0xff)
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#define TODC_TYPE_DS1501_ALARM_DATE (TODC_TYPE_DS1501_NVRAM_SIZE + 0x0b)
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#define TODC_TYPE_DS1501_ALARM_HOUR (TODC_TYPE_DS1501_NVRAM_SIZE + 0x0a)
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#define TODC_TYPE_DS1501_ALARM_MINUTES (TODC_TYPE_DS1501_NVRAM_SIZE + 0x09)
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#define TODC_TYPE_DS1501_ALARM_SECONDS (TODC_TYPE_DS1501_NVRAM_SIZE + 0x08)
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#define TODC_TYPE_DS1501_CENTURY (TODC_TYPE_DS1501_NVRAM_SIZE + 0x07)
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#define TODC_TYPE_DS1501_FLAGS (TODC_TYPE_DS1501_NVRAM_SIZE + 0xff)
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#define TODC_TYPE_DS1501_NVRAM_ADDR_REG 0x10
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#define TODC_TYPE_DS1501_NVRAM_DATA_REG 0x13
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#define TODC_TYPE_DS1553_NVRAM_SIZE 0x1ff0
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#define TODC_TYPE_DS1553_SW_FLAGS 0
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#define TODC_TYPE_DS1553_YEAR 0x1fff
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#define TODC_TYPE_DS1553_MONTH 0x1ffe
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#define TODC_TYPE_DS1553_DOM 0x1ffd /* Day of Month */
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#define TODC_TYPE_DS1553_DOW 0x1ffc /* Day of Week */
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#define TODC_TYPE_DS1553_HOURS 0x1ffb
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#define TODC_TYPE_DS1553_MINUTES 0x1ffa
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#define TODC_TYPE_DS1553_SECONDS 0x1ff9
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#define TODC_TYPE_DS1553_CNTL_B 0x1ff9
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#define TODC_TYPE_DS1553_CNTL_A 0x1ff8 /* control_a R/W regs */
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#define TODC_TYPE_DS1553_WATCHDOG 0x1ff7
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#define TODC_TYPE_DS1553_INTERRUPTS 0x1ff6
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#define TODC_TYPE_DS1553_ALARM_DATE 0x1ff5
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#define TODC_TYPE_DS1553_ALARM_HOUR 0x1ff4
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#define TODC_TYPE_DS1553_ALARM_MINUTES 0x1ff3
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#define TODC_TYPE_DS1553_ALARM_SECONDS 0x1ff2
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#define TODC_TYPE_DS1553_CENTURY 0x1ff8
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#define TODC_TYPE_DS1553_FLAGS 0x1ff0
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#define TODC_TYPE_DS1553_NVRAM_ADDR_REG 0
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#define TODC_TYPE_DS1553_NVRAM_DATA_REG 0
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#define TODC_TYPE_DS1557_NVRAM_SIZE 0x7fff0
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#define TODC_TYPE_DS1557_SW_FLAGS 0
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#define TODC_TYPE_DS1557_YEAR 0x7ffff
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#define TODC_TYPE_DS1557_MONTH 0x7fffe
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#define TODC_TYPE_DS1557_DOM 0x7fffd /* Day of Month */
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#define TODC_TYPE_DS1557_DOW 0x7fffc /* Day of Week */
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#define TODC_TYPE_DS1557_HOURS 0x7fffb
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#define TODC_TYPE_DS1557_MINUTES 0x7fffa
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#define TODC_TYPE_DS1557_SECONDS 0x7fff9
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#define TODC_TYPE_DS1557_CNTL_B 0x7fff9
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#define TODC_TYPE_DS1557_CNTL_A 0x7fff8 /* control_a R/W regs */
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#define TODC_TYPE_DS1557_WATCHDOG 0x7fff7
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#define TODC_TYPE_DS1557_INTERRUPTS 0x7fff6
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#define TODC_TYPE_DS1557_ALARM_DATE 0x7fff5
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#define TODC_TYPE_DS1557_ALARM_HOUR 0x7fff4
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#define TODC_TYPE_DS1557_ALARM_MINUTES 0x7fff3
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#define TODC_TYPE_DS1557_ALARM_SECONDS 0x7fff2
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#define TODC_TYPE_DS1557_CENTURY 0x7fff8
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#define TODC_TYPE_DS1557_FLAGS 0x7fff0
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#define TODC_TYPE_DS1557_NVRAM_ADDR_REG 0
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#define TODC_TYPE_DS1557_NVRAM_DATA_REG 0
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#define TODC_TYPE_DS1643_NVRAM_SIZE 0x1ff8
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#define TODC_TYPE_DS1643_SW_FLAGS 0
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#define TODC_TYPE_DS1643_YEAR 0x1fff
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#define TODC_TYPE_DS1643_MONTH 0x1ffe
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#define TODC_TYPE_DS1643_DOM 0x1ffd /* Day of Month */
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#define TODC_TYPE_DS1643_DOW 0x1ffc /* Day of Week */
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#define TODC_TYPE_DS1643_HOURS 0x1ffb
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#define TODC_TYPE_DS1643_MINUTES 0x1ffa
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#define TODC_TYPE_DS1643_SECONDS 0x1ff9
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#define TODC_TYPE_DS1643_CNTL_B 0x1ff9
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#define TODC_TYPE_DS1643_CNTL_A 0x1ff8 /* control_a R/W regs */
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#define TODC_TYPE_DS1643_WATCHDOG 0x1fff
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#define TODC_TYPE_DS1643_INTERRUPTS 0x1fff
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#define TODC_TYPE_DS1643_ALARM_DATE 0x1fff
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#define TODC_TYPE_DS1643_ALARM_HOUR 0x1fff
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#define TODC_TYPE_DS1643_ALARM_MINUTES 0x1fff
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#define TODC_TYPE_DS1643_ALARM_SECONDS 0x1fff
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#define TODC_TYPE_DS1643_CENTURY 0x1ff8
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#define TODC_TYPE_DS1643_FLAGS 0x1fff
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#define TODC_TYPE_DS1643_NVRAM_ADDR_REG 0
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#define TODC_TYPE_DS1643_NVRAM_DATA_REG 0
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#define TODC_TYPE_DS1693_NVRAM_SIZE 0 /* Not handled yet */
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#define TODC_TYPE_DS1693_SW_FLAGS 0
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#define TODC_TYPE_DS1693_YEAR 0x09
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#define TODC_TYPE_DS1693_MONTH 0x08
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#define TODC_TYPE_DS1693_DOM 0x07 /* Day of Month */
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#define TODC_TYPE_DS1693_DOW 0x06 /* Day of Week */
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#define TODC_TYPE_DS1693_HOURS 0x04
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#define TODC_TYPE_DS1693_MINUTES 0x02
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#define TODC_TYPE_DS1693_SECONDS 0x00
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#define TODC_TYPE_DS1693_CNTL_B 0x0b
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#define TODC_TYPE_DS1693_CNTL_A 0x0a
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#define TODC_TYPE_DS1693_WATCHDOG 0xff
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#define TODC_TYPE_DS1693_INTERRUPTS 0xff
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#define TODC_TYPE_DS1693_ALARM_DATE 0x49
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#define TODC_TYPE_DS1693_ALARM_HOUR 0x05
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#define TODC_TYPE_DS1693_ALARM_MINUTES 0x03
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#define TODC_TYPE_DS1693_ALARM_SECONDS 0x01
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#define TODC_TYPE_DS1693_CENTURY 0x48
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#define TODC_TYPE_DS1693_FLAGS 0xff
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#define TODC_TYPE_DS1693_NVRAM_ADDR_REG 0
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#define TODC_TYPE_DS1693_NVRAM_DATA_REG 0
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#define TODC_TYPE_DS1743_NVRAM_SIZE 0x1ff8
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#define TODC_TYPE_DS1743_SW_FLAGS 0
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#define TODC_TYPE_DS1743_YEAR 0x1fff
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#define TODC_TYPE_DS1743_MONTH 0x1ffe
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#define TODC_TYPE_DS1743_DOM 0x1ffd /* Day of Month */
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#define TODC_TYPE_DS1743_DOW 0x1ffc /* Day of Week */
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#define TODC_TYPE_DS1743_HOURS 0x1ffb
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#define TODC_TYPE_DS1743_MINUTES 0x1ffa
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#define TODC_TYPE_DS1743_SECONDS 0x1ff9
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#define TODC_TYPE_DS1743_CNTL_B 0x1ff9
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#define TODC_TYPE_DS1743_CNTL_A 0x1ff8 /* control_a R/W regs */
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#define TODC_TYPE_DS1743_WATCHDOG 0x1fff
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#define TODC_TYPE_DS1743_INTERRUPTS 0x1fff
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#define TODC_TYPE_DS1743_ALARM_DATE 0x1fff
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#define TODC_TYPE_DS1743_ALARM_HOUR 0x1fff
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#define TODC_TYPE_DS1743_ALARM_MINUTES 0x1fff
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#define TODC_TYPE_DS1743_ALARM_SECONDS 0x1fff
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#define TODC_TYPE_DS1743_CENTURY 0x1ff8
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#define TODC_TYPE_DS1743_FLAGS 0x1fff
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#define TODC_TYPE_DS1743_NVRAM_ADDR_REG 0
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#define TODC_TYPE_DS1743_NVRAM_DATA_REG 0
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#define TODC_TYPE_DS1746_NVRAM_SIZE 0x1fff8
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#define TODC_TYPE_DS1746_SW_FLAGS 0
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#define TODC_TYPE_DS1746_YEAR 0x1ffff
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#define TODC_TYPE_DS1746_MONTH 0x1fffe
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#define TODC_TYPE_DS1746_DOM 0x1fffd /* Day of Month */
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#define TODC_TYPE_DS1746_DOW 0x1fffc /* Day of Week */
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#define TODC_TYPE_DS1746_HOURS 0x1fffb
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#define TODC_TYPE_DS1746_MINUTES 0x1fffa
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#define TODC_TYPE_DS1746_SECONDS 0x1fff9
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#define TODC_TYPE_DS1746_CNTL_B 0x1fff9
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#define TODC_TYPE_DS1746_CNTL_A 0x1fff8 /* control_a R/W regs */
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#define TODC_TYPE_DS1746_WATCHDOG 0x00000
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#define TODC_TYPE_DS1746_INTERRUPTS 0x00000
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#define TODC_TYPE_DS1746_ALARM_DATE 0x00000
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#define TODC_TYPE_DS1746_ALARM_HOUR 0x00000
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#define TODC_TYPE_DS1746_ALARM_MINUTES 0x00000
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#define TODC_TYPE_DS1746_ALARM_SECONDS 0x00000
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#define TODC_TYPE_DS1746_CENTURY 0x00000
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#define TODC_TYPE_DS1746_FLAGS 0x00000
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#define TODC_TYPE_DS1746_NVRAM_ADDR_REG 0
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#define TODC_TYPE_DS1746_NVRAM_DATA_REG 0
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#define TODC_TYPE_DS1747_NVRAM_SIZE 0x7fff8
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#define TODC_TYPE_DS1747_SW_FLAGS 0
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#define TODC_TYPE_DS1747_YEAR 0x7ffff
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#define TODC_TYPE_DS1747_MONTH 0x7fffe
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#define TODC_TYPE_DS1747_DOM 0x7fffd /* Day of Month */
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#define TODC_TYPE_DS1747_DOW 0x7fffc /* Day of Week */
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#define TODC_TYPE_DS1747_HOURS 0x7fffb
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#define TODC_TYPE_DS1747_MINUTES 0x7fffa
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#define TODC_TYPE_DS1747_SECONDS 0x7fff9
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#define TODC_TYPE_DS1747_CNTL_B 0x7fff9
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#define TODC_TYPE_DS1747_CNTL_A 0x7fff8 /* control_a R/W regs */
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#define TODC_TYPE_DS1747_WATCHDOG 0x00000
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#define TODC_TYPE_DS1747_INTERRUPTS 0x00000
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#define TODC_TYPE_DS1747_ALARM_DATE 0x00000
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#define TODC_TYPE_DS1747_ALARM_HOUR 0x00000
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#define TODC_TYPE_DS1747_ALARM_MINUTES 0x00000
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#define TODC_TYPE_DS1747_ALARM_SECONDS 0x00000
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#define TODC_TYPE_DS1747_CENTURY 0x00000
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#define TODC_TYPE_DS1747_FLAGS 0x00000
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#define TODC_TYPE_DS1747_NVRAM_ADDR_REG 0
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#define TODC_TYPE_DS1747_NVRAM_DATA_REG 0
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#define TODC_TYPE_DS17285_NVRAM_SIZE (0x1000-0x80) /* 4Kx8 NVRAM (minus RTC regs) */
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#define TODC_TYPE_DS17285_SW_FLAGS TODC_FLAG_2_LEVEL_NVRAM
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#define TODC_TYPE_DS17285_SECONDS (TODC_TYPE_DS17285_NVRAM_SIZE + 0x00)
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#define TODC_TYPE_DS17285_ALARM_SECONDS (TODC_TYPE_DS17285_NVRAM_SIZE + 0x01)
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#define TODC_TYPE_DS17285_MINUTES (TODC_TYPE_DS17285_NVRAM_SIZE + 0x02)
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#define TODC_TYPE_DS17285_ALARM_MINUTES (TODC_TYPE_DS17285_NVRAM_SIZE + 0x03)
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#define TODC_TYPE_DS17285_HOURS (TODC_TYPE_DS17285_NVRAM_SIZE + 0x04)
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#define TODC_TYPE_DS17285_ALARM_HOUR (TODC_TYPE_DS17285_NVRAM_SIZE + 0x05)
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#define TODC_TYPE_DS17285_DOW (TODC_TYPE_DS17285_NVRAM_SIZE + 0x06)
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#define TODC_TYPE_DS17285_DOM (TODC_TYPE_DS17285_NVRAM_SIZE + 0x07)
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#define TODC_TYPE_DS17285_MONTH (TODC_TYPE_DS17285_NVRAM_SIZE + 0x08)
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#define TODC_TYPE_DS17285_YEAR (TODC_TYPE_DS17285_NVRAM_SIZE + 0x09)
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#define TODC_TYPE_DS17285_CNTL_A (TODC_TYPE_DS17285_NVRAM_SIZE + 0x0A)
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#define TODC_TYPE_DS17285_CNTL_B (TODC_TYPE_DS17285_NVRAM_SIZE + 0x0B)
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#define TODC_TYPE_DS17285_CNTL_C (TODC_TYPE_DS17285_NVRAM_SIZE + 0x0C)
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#define TODC_TYPE_DS17285_CNTL_D (TODC_TYPE_DS17285_NVRAM_SIZE + 0x0D)
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#define TODC_TYPE_DS17285_WATCHDOG 0
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#define TODC_TYPE_DS17285_INTERRUPTS 0
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#define TODC_TYPE_DS17285_ALARM_DATE 0
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#define TODC_TYPE_DS17285_CENTURY 0
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#define TODC_TYPE_DS17285_FLAGS 0
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#define TODC_TYPE_DS17285_NVRAM_ADDR_REG 0x50
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#define TODC_TYPE_DS17285_NVRAM_DATA_REG 0x53
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#define TODC_TYPE_MC146818_NVRAM_SIZE 0 /* XXXX */
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#define TODC_TYPE_MC146818_SW_FLAGS 0
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#define TODC_TYPE_MC146818_YEAR 0x09
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#define TODC_TYPE_MC146818_MONTH 0x08
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#define TODC_TYPE_MC146818_DOM 0x07 /* Day of Month */
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#define TODC_TYPE_MC146818_DOW 0x06 /* Day of Week */
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#define TODC_TYPE_MC146818_HOURS 0x04
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#define TODC_TYPE_MC146818_MINUTES 0x02
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#define TODC_TYPE_MC146818_SECONDS 0x00
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#define TODC_TYPE_MC146818_CNTL_B 0x0a
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#define TODC_TYPE_MC146818_CNTL_A 0x0b /* control_a R/W regs */
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#define TODC_TYPE_MC146818_WATCHDOG 0
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#define TODC_TYPE_MC146818_INTERRUPTS 0x0c
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#define TODC_TYPE_MC146818_ALARM_DATE 0xff
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#define TODC_TYPE_MC146818_ALARM_HOUR 0x05
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#define TODC_TYPE_MC146818_ALARM_MINUTES 0x03
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#define TODC_TYPE_MC146818_ALARM_SECONDS 0x01
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#define TODC_TYPE_MC146818_CENTURY 0xff
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#define TODC_TYPE_MC146818_FLAGS 0xff
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#define TODC_TYPE_MC146818_NVRAM_ADDR_REG 0
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#define TODC_TYPE_MC146818_NVRAM_DATA_REG 0
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#define TODC_TYPE_PC97307_NVRAM_SIZE 0 /* No NVRAM? */
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#define TODC_TYPE_PC97307_SW_FLAGS 0
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#define TODC_TYPE_PC97307_YEAR 0x09
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#define TODC_TYPE_PC97307_MONTH 0x08
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#define TODC_TYPE_PC97307_DOM 0x07 /* Day of Month */
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#define TODC_TYPE_PC97307_DOW 0x06 /* Day of Week */
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#define TODC_TYPE_PC97307_HOURS 0x04
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#define TODC_TYPE_PC97307_MINUTES 0x02
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#define TODC_TYPE_PC97307_SECONDS 0x00
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#define TODC_TYPE_PC97307_CNTL_B 0x0a
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#define TODC_TYPE_PC97307_CNTL_A 0x0b /* control_a R/W regs */
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#define TODC_TYPE_PC97307_WATCHDOG 0x0c
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#define TODC_TYPE_PC97307_INTERRUPTS 0x0d
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#define TODC_TYPE_PC97307_ALARM_DATE 0xff
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#define TODC_TYPE_PC97307_ALARM_HOUR 0x05
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#define TODC_TYPE_PC97307_ALARM_MINUTES 0x03
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#define TODC_TYPE_PC97307_ALARM_SECONDS 0x01
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#define TODC_TYPE_PC97307_CENTURY 0xff
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#define TODC_TYPE_PC97307_FLAGS 0xff
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#define TODC_TYPE_PC97307_NVRAM_ADDR_REG 0
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#define TODC_TYPE_PC97307_NVRAM_DATA_REG 0
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/*
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* Define macros to allocate and init the todc_info_t table that will
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* be used by the todc_time.c routines.
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*/
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#define TODC_ALLOC() \
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static todc_info_t todc_info_alloc; \
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todc_info_t *todc_info = &todc_info_alloc;
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#define TODC_INIT(clock_type, as0, as1, data, bits) { \
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todc_info->rtc_type = clock_type; \
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\
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todc_info->nvram_as0 = (unsigned int)(as0); \
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todc_info->nvram_as1 = (unsigned int)(as1); \
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todc_info->nvram_data = (unsigned int)(data); \
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\
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todc_info->as0_bits = (bits); \
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\
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todc_info->nvram_size = clock_type ##_NVRAM_SIZE; \
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todc_info->sw_flags = clock_type ##_SW_FLAGS; \
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\
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todc_info->year = clock_type ##_YEAR; \
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todc_info->month = clock_type ##_MONTH; \
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todc_info->day_of_month = clock_type ##_DOM; \
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todc_info->day_of_week = clock_type ##_DOW; \
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todc_info->hours = clock_type ##_HOURS; \
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todc_info->minutes = clock_type ##_MINUTES; \
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todc_info->seconds = clock_type ##_SECONDS; \
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todc_info->control_b = clock_type ##_CNTL_B; \
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todc_info->control_a = clock_type ##_CNTL_A; \
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todc_info->watchdog = clock_type ##_WATCHDOG; \
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todc_info->interrupts = clock_type ##_INTERRUPTS; \
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todc_info->alarm_date = clock_type ##_ALARM_DATE; \
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todc_info->alarm_hour = clock_type ##_ALARM_HOUR; \
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todc_info->alarm_minutes = clock_type ##_ALARM_MINUTES; \
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todc_info->alarm_seconds = clock_type ##_ALARM_SECONDS; \
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todc_info->century = clock_type ##_CENTURY; \
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todc_info->flags = clock_type ##_FLAGS; \
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\
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todc_info->nvram_addr_reg = clock_type ##_NVRAM_ADDR_REG; \
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todc_info->nvram_data_reg = clock_type ##_NVRAM_DATA_REG; \
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}
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extern todc_info_t *todc_info;
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unsigned char todc_direct_read_val(int addr);
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void todc_direct_write_val(int addr, unsigned char val);
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unsigned char todc_m48txx_read_val(int addr);
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void todc_m48txx_write_val(int addr, unsigned char val);
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unsigned char todc_mc146818_read_val(int addr);
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void todc_mc146818_write_val(int addr, unsigned char val);
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long todc_time_init(void);
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unsigned long todc_get_rtc_time(void);
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int todc_set_rtc_time(unsigned long nowtime);
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void todc_calibrate_decr(void);
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#endif /* __PPC_KERNEL_TODC_H */
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