| /* | |
| * This file is subject to the terms and conditions of the GNU General Public | |
| * License. See the file "COPYING" in the main directory of this archive | |
| * for more details. | |
| * | |
| * Copyright (C) 1998, 2001, 03, 07 by Ralf Baechle (ralf@linux-mips.org) | |
| * | |
| * RTC routines for PC style attached Dallas chip. | |
| */ | |
| #ifndef __ASM_MACH_LOONGSON64_MC146818RTC_H | |
| #define __ASM_MACH_LOONGSON64_MC146818RTC_H | |
| #include <linux/io.h> | |
| #define RTC_PORT(x) (0x70 + (x)) | |
| #define RTC_IRQ 8 | |
| static inline unsigned char CMOS_READ(unsigned long addr) | |
| { | |
| outb_p(addr, RTC_PORT(0)); | |
| return inb_p(RTC_PORT(1)); | |
| } | |
| static inline void CMOS_WRITE(unsigned char data, unsigned long addr) | |
| { | |
| outb_p(addr, RTC_PORT(0)); | |
| outb_p(data, RTC_PORT(1)); | |
| } | |
| #define RTC_ALWAYS_BCD 0 | |
| #ifndef mc146818_decode_year | |
| #define mc146818_decode_year(year) ((year) < 70 ? (year) + 2000 : (year) + 1970) | |
| #endif | |
| #endif /* __ASM_MACH_LOONGSON64_MC146818RTC_H */ |