linux/include/asm-x86/time.h

62 lines
1.1 KiB
C

#ifndef _ASMX86_TIME_H
#define _ASMX86_TIME_H
extern void hpet_time_init(void);
#include <asm/mc146818rtc.h>
#ifdef CONFIG_X86_32
#include <linux/efi.h>
static inline unsigned long native_get_wallclock(void)
{
unsigned long retval;
if (efi_enabled)
retval = efi_get_time();
else
retval = mach_get_cmos_time();
return retval;
}
static inline int native_set_wallclock(unsigned long nowtime)
{
int retval;
if (efi_enabled)
retval = efi_set_rtc_mmss(nowtime);
else
retval = mach_set_rtc_mmss(nowtime);
return retval;
}
#else
extern void native_time_init_hook(void);
static inline unsigned long native_get_wallclock(void)
{
return mach_get_cmos_time();
}
static inline int native_set_wallclock(unsigned long nowtime)
{
return mach_set_rtc_mmss(nowtime);
}
#endif
#ifdef CONFIG_PARAVIRT
#include <asm/paravirt.h>
#else /* !CONFIG_PARAVIRT */
#define get_wallclock() native_get_wallclock()
#define set_wallclock(x) native_set_wallclock(x)
#define choose_time_init() hpet_time_init
#endif /* CONFIG_PARAVIRT */
extern unsigned long __init calibrate_cpu(void);
#endif