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File: [Development] / linux-2.6-xfs / include / asm-m32r / mc146818rtc.h (download)

Revision 1.1, Fri Oct 1 15:10:15 2004 UTC (13 years ago) by nathans.longdrop.melbourne.sgi.com
Branch: MAIN

Upgrade kernel to 2.6.9-rc3 and kdb to 4.4
Merge of 2.6.x-xfs-melb:linux:19628a by kenmcd.

/*
 * Machine dependent access functions for RTC registers.
 */
#ifndef _ASM_MC146818RTC_H
#define _ASM_MC146818RTC_H

#include <asm/io.h>

#ifndef RTC_PORT
// #define RTC_PORT(x)	(0x70 + (x))
#define RTC_PORT(x)	((x))
#define RTC_ALWAYS_BCD	1	/* RTC operates in binary mode */
#endif

/*
 * The yet supported machines all access the RTC index register via
 * an ISA port access but the way to access the date register differs ...
 */
#define CMOS_READ(addr) ({ \
outb_p((addr),RTC_PORT(0)); \
inb_p(RTC_PORT(1)); \
})
#define CMOS_WRITE(val, addr) ({ \
outb_p((addr),RTC_PORT(0)); \
outb_p((val),RTC_PORT(1)); \
})

#define RTC_IRQ 8
#if 0
#endif

#endif /* _ASM_MC146818RTC_H */