todc.h

来自「Linux Kernel 2.6.9 for OMAP1710」· C头文件 代码 · 共 468 行 · 第 1/2 页

#define	TODC_TYPE_DS1643_YEAR			0x1fff
#define	TODC_TYPE_DS1643_MONTH			0x1ffe
#define	TODC_TYPE_DS1643_DOM			0x1ffd	/* Day of Month */
#define	TODC_TYPE_DS1643_DOW			0x1ffc	/* Day of Week */
#define	TODC_TYPE_DS1643_HOURS			0x1ffb
#define	TODC_TYPE_DS1643_MINUTES		0x1ffa
#define	TODC_TYPE_DS1643_SECONDS		0x1ff9
#define	TODC_TYPE_DS1643_CNTL_B			0x1ff9
#define	TODC_TYPE_DS1643_CNTL_A			0x1ff8	/* control_a R/W regs */
#define	TODC_TYPE_DS1643_WATCHDOG		0x1fff
#define	TODC_TYPE_DS1643_INTERRUPTS		0x1fff
#define	TODC_TYPE_DS1643_ALARM_DATE		0x1fff
#define	TODC_TYPE_DS1643_ALARM_HOUR		0x1fff
#define	TODC_TYPE_DS1643_ALARM_MINUTES		0x1fff
#define	TODC_TYPE_DS1643_ALARM_SECONDS		0x1fff
#define	TODC_TYPE_DS1643_CENTURY		0x1ff8
#define	TODC_TYPE_DS1643_FLAGS			0x1fff
#define	TODC_TYPE_DS1643_NVRAM_ADDR_REG		0
#define	TODC_TYPE_DS1643_NVRAM_DATA_REG		0

#define	TODC_TYPE_DS1693_NVRAM_SIZE		0 /* Not handled yet */
#define	TODC_TYPE_DS1693_SW_FLAGS		0
#define	TODC_TYPE_DS1693_YEAR			0x09
#define	TODC_TYPE_DS1693_MONTH			0x08
#define	TODC_TYPE_DS1693_DOM			0x07	/* Day of Month */
#define	TODC_TYPE_DS1693_DOW			0x06	/* Day of Week */
#define	TODC_TYPE_DS1693_HOURS			0x04
#define	TODC_TYPE_DS1693_MINUTES		0x02
#define	TODC_TYPE_DS1693_SECONDS		0x00
#define	TODC_TYPE_DS1693_CNTL_B			0x0b
#define	TODC_TYPE_DS1693_CNTL_A			0x0a
#define	TODC_TYPE_DS1693_WATCHDOG		0xff
#define	TODC_TYPE_DS1693_INTERRUPTS		0xff
#define	TODC_TYPE_DS1693_ALARM_DATE		0x49
#define	TODC_TYPE_DS1693_ALARM_HOUR		0x05
#define	TODC_TYPE_DS1693_ALARM_MINUTES		0x03
#define	TODC_TYPE_DS1693_ALARM_SECONDS		0x01
#define	TODC_TYPE_DS1693_CENTURY		0x48
#define	TODC_TYPE_DS1693_FLAGS			0xff
#define	TODC_TYPE_DS1693_NVRAM_ADDR_REG		0
#define	TODC_TYPE_DS1693_NVRAM_DATA_REG		0

#define	TODC_TYPE_DS1743_NVRAM_SIZE		0x1ff8
#define	TODC_TYPE_DS1743_SW_FLAGS		0
#define	TODC_TYPE_DS1743_YEAR			0x1fff
#define	TODC_TYPE_DS1743_MONTH			0x1ffe
#define	TODC_TYPE_DS1743_DOM			0x1ffd	/* Day of Month */
#define	TODC_TYPE_DS1743_DOW			0x1ffc	/* Day of Week */
#define	TODC_TYPE_DS1743_HOURS			0x1ffb
#define	TODC_TYPE_DS1743_MINUTES		0x1ffa
#define	TODC_TYPE_DS1743_SECONDS		0x1ff9
#define	TODC_TYPE_DS1743_CNTL_B			0x1ff9
#define	TODC_TYPE_DS1743_CNTL_A			0x1ff8	/* control_a R/W regs */
#define	TODC_TYPE_DS1743_WATCHDOG		0x1fff
#define	TODC_TYPE_DS1743_INTERRUPTS		0x1fff
#define	TODC_TYPE_DS1743_ALARM_DATE		0x1fff
#define	TODC_TYPE_DS1743_ALARM_HOUR		0x1fff
#define	TODC_TYPE_DS1743_ALARM_MINUTES		0x1fff
#define	TODC_TYPE_DS1743_ALARM_SECONDS		0x1fff
#define	TODC_TYPE_DS1743_CENTURY		0x1ff8
#define	TODC_TYPE_DS1743_FLAGS			0x1fff
#define	TODC_TYPE_DS1743_NVRAM_ADDR_REG		0
#define	TODC_TYPE_DS1743_NVRAM_DATA_REG		0

#define	TODC_TYPE_DS1746_NVRAM_SIZE		0x1fff8
#define	TODC_TYPE_DS1746_SW_FLAGS		0
#define	TODC_TYPE_DS1746_YEAR			0x1ffff
#define	TODC_TYPE_DS1746_MONTH			0x1fffe
#define	TODC_TYPE_DS1746_DOM			0x1fffd	/* Day of Month */
#define	TODC_TYPE_DS1746_DOW			0x1fffc	/* Day of Week */
#define	TODC_TYPE_DS1746_HOURS			0x1fffb
#define	TODC_TYPE_DS1746_MINUTES		0x1fffa
#define	TODC_TYPE_DS1746_SECONDS		0x1fff9
#define	TODC_TYPE_DS1746_CNTL_B			0x1fff9
#define	TODC_TYPE_DS1746_CNTL_A			0x1fff8	/* control_a R/W regs */
#define	TODC_TYPE_DS1746_WATCHDOG		0x00000
#define	TODC_TYPE_DS1746_INTERRUPTS		0x00000
#define	TODC_TYPE_DS1746_ALARM_DATE		0x00000
#define	TODC_TYPE_DS1746_ALARM_HOUR		0x00000
#define	TODC_TYPE_DS1746_ALARM_MINUTES		0x00000
#define	TODC_TYPE_DS1746_ALARM_SECONDS		0x00000
#define	TODC_TYPE_DS1746_CENTURY		0x00000
#define	TODC_TYPE_DS1746_FLAGS			0x00000
#define	TODC_TYPE_DS1746_NVRAM_ADDR_REG		0
#define	TODC_TYPE_DS1746_NVRAM_DATA_REG		0

#define	TODC_TYPE_DS1747_NVRAM_SIZE		0x7fff8
#define	TODC_TYPE_DS1747_SW_FLAGS		0
#define	TODC_TYPE_DS1747_YEAR			0x7ffff
#define	TODC_TYPE_DS1747_MONTH			0x7fffe
#define	TODC_TYPE_DS1747_DOM			0x7fffd	/* Day of Month */
#define	TODC_TYPE_DS1747_DOW			0x7fffc	/* Day of Week */
#define	TODC_TYPE_DS1747_HOURS			0x7fffb
#define	TODC_TYPE_DS1747_MINUTES		0x7fffa
#define	TODC_TYPE_DS1747_SECONDS		0x7fff9
#define	TODC_TYPE_DS1747_CNTL_B			0x7fff9
#define	TODC_TYPE_DS1747_CNTL_A			0x7fff8	/* control_a R/W regs */
#define	TODC_TYPE_DS1747_WATCHDOG		0x00000
#define	TODC_TYPE_DS1747_INTERRUPTS		0x00000
#define	TODC_TYPE_DS1747_ALARM_DATE		0x00000
#define	TODC_TYPE_DS1747_ALARM_HOUR		0x00000
#define	TODC_TYPE_DS1747_ALARM_MINUTES		0x00000
#define	TODC_TYPE_DS1747_ALARM_SECONDS		0x00000
#define	TODC_TYPE_DS1747_CENTURY		0x00000
#define	TODC_TYPE_DS1747_FLAGS			0x00000
#define	TODC_TYPE_DS1747_NVRAM_ADDR_REG		0
#define	TODC_TYPE_DS1747_NVRAM_DATA_REG		0

#define TODC_TYPE_DS17285_NVRAM_SIZE		(0x1000-0x80)    /* 4Kx8 NVRAM (minus RTC regs) */
#define TODC_TYPE_DS17285_SW_FLAGS		TODC_FLAG_2_LEVEL_NVRAM
#define TODC_TYPE_DS17285_SECONDS		(TODC_TYPE_DS17285_NVRAM_SIZE + 0x00)
#define TODC_TYPE_DS17285_ALARM_SECONDS		(TODC_TYPE_DS17285_NVRAM_SIZE + 0x01)
#define TODC_TYPE_DS17285_MINUTES		(TODC_TYPE_DS17285_NVRAM_SIZE + 0x02)
#define TODC_TYPE_DS17285_ALARM_MINUTES		(TODC_TYPE_DS17285_NVRAM_SIZE + 0x03)
#define TODC_TYPE_DS17285_HOURS			(TODC_TYPE_DS17285_NVRAM_SIZE + 0x04)
#define TODC_TYPE_DS17285_ALARM_HOUR		(TODC_TYPE_DS17285_NVRAM_SIZE + 0x05)
#define TODC_TYPE_DS17285_DOW			(TODC_TYPE_DS17285_NVRAM_SIZE + 0x06)
#define TODC_TYPE_DS17285_DOM			(TODC_TYPE_DS17285_NVRAM_SIZE + 0x07)
#define TODC_TYPE_DS17285_MONTH			(TODC_TYPE_DS17285_NVRAM_SIZE + 0x08)
#define TODC_TYPE_DS17285_YEAR			(TODC_TYPE_DS17285_NVRAM_SIZE + 0x09)
#define TODC_TYPE_DS17285_CNTL_A		(TODC_TYPE_DS17285_NVRAM_SIZE + 0x0A)
#define TODC_TYPE_DS17285_CNTL_B		(TODC_TYPE_DS17285_NVRAM_SIZE + 0x0B)
#define TODC_TYPE_DS17285_CNTL_C		(TODC_TYPE_DS17285_NVRAM_SIZE + 0x0C)
#define TODC_TYPE_DS17285_CNTL_D		(TODC_TYPE_DS17285_NVRAM_SIZE + 0x0D)
#define TODC_TYPE_DS17285_WATCHDOG		0
#define TODC_TYPE_DS17285_INTERRUPTS		0
#define TODC_TYPE_DS17285_ALARM_DATE		0
#define TODC_TYPE_DS17285_CENTURY		0
#define TODC_TYPE_DS17285_FLAGS			0
#define TODC_TYPE_DS17285_NVRAM_ADDR_REG	0x50
#define TODC_TYPE_DS17285_NVRAM_DATA_REG	0x53
 
#define	TODC_TYPE_MC146818_NVRAM_SIZE		0	/* XXXX */
#define	TODC_TYPE_MC146818_SW_FLAGS		0
#define	TODC_TYPE_MC146818_YEAR			0x09
#define	TODC_TYPE_MC146818_MONTH		0x08
#define	TODC_TYPE_MC146818_DOM			0x07	/* Day of Month */
#define	TODC_TYPE_MC146818_DOW			0x06	/* Day of Week */
#define	TODC_TYPE_MC146818_HOURS		0x04
#define	TODC_TYPE_MC146818_MINUTES		0x02
#define	TODC_TYPE_MC146818_SECONDS		0x00
#define	TODC_TYPE_MC146818_CNTL_B		0x0a
#define	TODC_TYPE_MC146818_CNTL_A		0x0b	/* control_a R/W regs */
#define	TODC_TYPE_MC146818_WATCHDOG		0
#define	TODC_TYPE_MC146818_INTERRUPTS		0x0c
#define	TODC_TYPE_MC146818_ALARM_DATE		0xff
#define	TODC_TYPE_MC146818_ALARM_HOUR		0x05
#define	TODC_TYPE_MC146818_ALARM_MINUTES	0x03
#define	TODC_TYPE_MC146818_ALARM_SECONDS	0x01
#define	TODC_TYPE_MC146818_CENTURY		0xff
#define	TODC_TYPE_MC146818_FLAGS		0xff
#define	TODC_TYPE_MC146818_NVRAM_ADDR_REG	0
#define	TODC_TYPE_MC146818_NVRAM_DATA_REG	0
  
#define	TODC_TYPE_PC97307_NVRAM_SIZE		0	/* No NVRAM? */
#define	TODC_TYPE_PC97307_SW_FLAGS		0
#define	TODC_TYPE_PC97307_YEAR			0x09
#define	TODC_TYPE_PC97307_MONTH			0x08
#define	TODC_TYPE_PC97307_DOM			0x07	/* Day of Month */
#define	TODC_TYPE_PC97307_DOW			0x06	/* Day of Week */
#define	TODC_TYPE_PC97307_HOURS			0x04
#define	TODC_TYPE_PC97307_MINUTES		0x02
#define	TODC_TYPE_PC97307_SECONDS		0x00
#define	TODC_TYPE_PC97307_CNTL_B		0x0a
#define	TODC_TYPE_PC97307_CNTL_A		0x0b	/* control_a R/W regs */
#define	TODC_TYPE_PC97307_WATCHDOG		0x0c
#define	TODC_TYPE_PC97307_INTERRUPTS		0x0d
#define	TODC_TYPE_PC97307_ALARM_DATE		0xff
#define	TODC_TYPE_PC97307_ALARM_HOUR		0x05
#define	TODC_TYPE_PC97307_ALARM_MINUTES		0x03
#define	TODC_TYPE_PC97307_ALARM_SECONDS		0x01
#define	TODC_TYPE_PC97307_CENTURY		0xff
#define	TODC_TYPE_PC97307_FLAGS			0xff
#define	TODC_TYPE_PC97307_NVRAM_ADDR_REG	0
#define	TODC_TYPE_PC97307_NVRAM_DATA_REG	0

/*
 * Define macros to allocate and init the todc_info_t table that will
 * be used by the todc_time.c routines.
 */
#define	TODC_ALLOC()							\
	static todc_info_t todc_info_alloc;				\
	todc_info_t *todc_info = &todc_info_alloc;

#define	TODC_INIT(clock_type, as0, as1, data, bits) {			\
	todc_info->rtc_type = clock_type;				\
									\
	todc_info->nvram_as0  = (unsigned int)(as0);			\
	todc_info->nvram_as1  = (unsigned int)(as1);			\
	todc_info->nvram_data = (unsigned int)(data);			\
									\
	todc_info->as0_bits = (bits);					\
									\
	todc_info->nvram_size     = clock_type ##_NVRAM_SIZE;		\
	todc_info->sw_flags       = clock_type ##_SW_FLAGS;		\
									\
	todc_info->year           = clock_type ##_YEAR;			\
	todc_info->month          = clock_type ##_MONTH;		\
	todc_info->day_of_month   = clock_type ##_DOM;			\
	todc_info->day_of_week    = clock_type ##_DOW;			\
	todc_info->hours          = clock_type ##_HOURS;		\
	todc_info->minutes        = clock_type ##_MINUTES;		\
	todc_info->seconds        = clock_type ##_SECONDS;		\
	todc_info->control_b      = clock_type ##_CNTL_B;		\
	todc_info->control_a      = clock_type ##_CNTL_A;		\
	todc_info->watchdog       = clock_type ##_WATCHDOG;		\
	todc_info->interrupts     = clock_type ##_INTERRUPTS;		\
	todc_info->alarm_date     = clock_type ##_ALARM_DATE;		\
	todc_info->alarm_hour     = clock_type ##_ALARM_HOUR;		\
	todc_info->alarm_minutes  = clock_type ##_ALARM_MINUTES;	\
	todc_info->alarm_seconds  = clock_type ##_ALARM_SECONDS;	\
	todc_info->century        = clock_type ##_CENTURY;		\
	todc_info->flags          = clock_type ##_FLAGS;		\
									\
	todc_info->nvram_addr_reg = clock_type ##_NVRAM_ADDR_REG;	\
	todc_info->nvram_data_reg = clock_type ##_NVRAM_DATA_REG;	\
}

extern todc_info_t *todc_info;

unsigned char todc_direct_read_val(int addr);
void todc_direct_write_val(int addr, unsigned char val);
unsigned char todc_m48txx_read_val(int addr);
void todc_m48txx_write_val(int addr, unsigned char val);
unsigned char todc_mc146818_read_val(int addr);
void todc_mc146818_write_val(int addr, unsigned char val);

long todc_time_init(void);
unsigned long todc_get_rtc_time(void);
int todc_set_rtc_time(unsigned long nowtime);
void todc_calibrate_decr(void);

#endif				/* __PPC_KERNEL_TODC_H */