| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Machine dependent access functions for RTC registers. |
| 3 | */ |
| 4 | #ifndef _ASM_MC146818RTC_H |
| 5 | #define _ASM_MC146818RTC_H |
| 6 | |
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 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 | |
| 15 | #define CMOS_READ(addr) ({ \ |
| 16 | atari_outb_p((addr),RTC_PORT(0)); \ |
| 17 | atari_inb_p(RTC_PORT(1)); \ |
| 18 | }) |
| 19 | #define CMOS_WRITE(val, addr) ({ \ |
| 20 | atari_outb_p((addr),RTC_PORT(0)); \ |
| 21 | atari_outb_p((val),RTC_PORT(1)); \ |
| 22 | }) |
| 23 | #endif /* CONFIG_ATARI */ |
| 24 | |
| 25 | #endif /* _ASM_MC146818RTC_H */ |