1/* 2 * Machine dependent access functions for RTC registers. 3 */ 4#ifndef _ASM_MC146818RTC_H 5#define _ASM_MC146818RTC_H 6 7 8#ifdef CONFIG_ATARI 9/* RTC in Atari machines */ 10 11#include <asm/atarihw.h> 12 13#define RTC_PORT(x) (TT_RTC_BAS + 2*(x)) 14#define RTC_ALWAYS_BCD 0 15 16#define CMOS_READ(addr) ({ \ 17atari_outb_p((addr),RTC_PORT(0)); \ 18atari_inb_p(RTC_PORT(1)); \ 19}) 20#define CMOS_WRITE(val, addr) ({ \ 21atari_outb_p((addr),RTC_PORT(0)); \ 22atari_outb_p((val),RTC_PORT(1)); \ 23}) 24#endif /* CONFIG_ATARI */ 25 26#endif /* _ASM_MC146818RTC_H */ 27