mirror of https://gitee.com/openkylin/linux.git
27 lines
526 B
C
27 lines
526 B
C
|
/*
|
||
|
|
* Machine dependent access functions for RTC registers.
|
||
|
|
*/
|
||
|
|
#ifndef _ASM_MC146818RTC_H
|
||
|
|
#define _ASM_MC146818RTC_H
|
||
|
|
|
||
|
|
|
||
|
|
#ifdef CONFIG_ATARI
|
||
|
|
/* RTC in Atari machines */
|
||
|
|
|
||
|
|
#include <asm/atarihw.h>
|
||
|
|
|
||
|
|
#define RTC_PORT(x) (TT_RTC_BAS + 2*(x))
|
||
|
|
#define RTC_ALWAYS_BCD 0
|
||
|
|
|
||
|
|
#define CMOS_READ(addr) ({ \
|
||
|
|
atari_outb_p((addr),RTC_PORT(0)); \
|
||
|
|
atari_inb_p(RTC_PORT(1)); \
|
||
|
|
})
|
||
|
|
#define CMOS_WRITE(val, addr) ({ \
|
||
|
|
atari_outb_p((addr),RTC_PORT(0)); \
|
||
|
|
atari_outb_p((val),RTC_PORT(1)); \
|
||
|
|
})
|
||
|
|
#endif /* CONFIG_ATARI */
|
||
|
|
|
||
|
|
#endif /* _ASM_MC146818RTC_H */
|