diff options
author | Ingo Molnar <mingo@elte.hu> | 2008-10-12 09:05:39 -0400 |
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committer | Ingo Molnar <mingo@elte.hu> | 2008-10-12 09:05:39 -0400 |
commit | a9b9e81c915e4a57ac3b21d1a7fa7ff184639780 (patch) | |
tree | 98304395fbb5b9c74fca35b196cd414c1949f280 /arch/mips/include/asm/mach-generic/mc146818rtc.h | |
parent | a8b71a2810386a5ac8f43d2095fe3355f0d8db37 (diff) | |
parent | fd048088306656824958e7783ffcee27e241b361 (diff) |
Merge branch 'linus' into x86/memory-corruption-check
Diffstat (limited to 'arch/mips/include/asm/mach-generic/mc146818rtc.h')
-rw-r--r-- | arch/mips/include/asm/mach-generic/mc146818rtc.h | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/arch/mips/include/asm/mach-generic/mc146818rtc.h b/arch/mips/include/asm/mach-generic/mc146818rtc.h new file mode 100644 index 000000000000..0b9a942f079d --- /dev/null +++ b/arch/mips/include/asm/mach-generic/mc146818rtc.h | |||
@@ -0,0 +1,36 @@ | |||
1 | /* | ||
2 | * This file is subject to the terms and conditions of the GNU General Public | ||
3 | * License. See the file "COPYING" in the main directory of this archive | ||
4 | * for more details. | ||
5 | * | ||
6 | * Copyright (C) 1998, 2001, 03 by Ralf Baechle | ||
7 | * | ||
8 | * RTC routines for PC style attached Dallas chip. | ||
9 | */ | ||
10 | #ifndef __ASM_MACH_GENERIC_MC146818RTC_H | ||
11 | #define __ASM_MACH_GENERIC_MC146818RTC_H | ||
12 | |||
13 | #include <asm/io.h> | ||
14 | |||
15 | #define RTC_PORT(x) (0x70 + (x)) | ||
16 | #define RTC_IRQ 8 | ||
17 | |||
18 | static inline unsigned char CMOS_READ(unsigned long addr) | ||
19 | { | ||
20 | outb_p(addr, RTC_PORT(0)); | ||
21 | return inb_p(RTC_PORT(1)); | ||
22 | } | ||
23 | |||
24 | static inline void CMOS_WRITE(unsigned char data, unsigned long addr) | ||
25 | { | ||
26 | outb_p(addr, RTC_PORT(0)); | ||
27 | outb_p(data, RTC_PORT(1)); | ||
28 | } | ||
29 | |||
30 | #define RTC_ALWAYS_BCD 1 | ||
31 | |||
32 | #ifndef mc146818_decode_year | ||
33 | #define mc146818_decode_year(year) ((year) < 70 ? (year) + 2000 : (year) + 1900) | ||
34 | #endif | ||
35 | |||
36 | #endif /* __ASM_MACH_GENERIC_MC146818RTC_H */ | ||