File diff 5fc7f2080582 → 95e39e5412bd
BLD/build/HEADERS/92-vmkdrivers-asm-x64/vmkernel64/release/asm/mc146818rtc.h
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new file 100644
 
/*
 
 * 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_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
 

	
 
#endif /* _ASM_MC146818RTC_H */