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author | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2015-08-05 17:04:01 -0300 |
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committer | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2015-08-05 17:04:01 -0300 |
commit | 57f0f512b273f60d52568b8c6b77e17f5636edc0 (patch) | |
tree | 5e910f0e82173f4ef4f51111366a3f1299037a7b /arch/m68k/include/asm/mc146818rtc.h |
Initial import
Diffstat (limited to 'arch/m68k/include/asm/mc146818rtc.h')
-rw-r--r-- | arch/m68k/include/asm/mc146818rtc.h | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/arch/m68k/include/asm/mc146818rtc.h b/arch/m68k/include/asm/mc146818rtc.h new file mode 100644 index 000000000..05b43bf5c --- /dev/null +++ b/arch/m68k/include/asm/mc146818rtc.h @@ -0,0 +1,26 @@ +/* + * 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 ATARI_RTC_PORT(x) (TT_RTC_BAS + 2*(x)) +#define RTC_ALWAYS_BCD 0 + +#define CMOS_READ(addr) ({ \ +atari_outb_p((addr), ATARI_RTC_PORT(0)); \ +atari_inb_p(ATARI_RTC_PORT(1)); \ +}) +#define CMOS_WRITE(val, addr) ({ \ +atari_outb_p((addr), ATARI_RTC_PORT(0)); \ +atari_outb_p((val), ATARI_RTC_PORT(1)); \ +}) +#endif /* CONFIG_ATARI */ + +#endif /* _ASM_MC146818RTC_H */ |