tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1#ifndef _ASMX86_TIME_H
2#define _ASMX86_TIME_H
3
4extern void (*late_time_init)(void);
5extern void hpet_time_init(void);
6
7#include <asm/mc146818rtc.h>
8#ifdef CONFIG_X86_32
9#include <linux/efi.h>
10
11static inline unsigned long native_get_wallclock(void)
12{
13 unsigned long retval;
14
15 if (efi_enabled)
16 retval = efi_get_time();
17 else
18 retval = mach_get_cmos_time();
19
20 return retval;
21}
22
23static inline int native_set_wallclock(unsigned long nowtime)
24{
25 int retval;
26
27 if (efi_enabled)
28 retval = efi_set_rtc_mmss(nowtime);
29 else
30 retval = mach_set_rtc_mmss(nowtime);
31
32 return retval;
33}
34
35#else
36extern void native_time_init_hook(void);
37
38static inline unsigned long native_get_wallclock(void)
39{
40 return mach_get_cmos_time();
41}
42
43static inline int native_set_wallclock(unsigned long nowtime)
44{
45 return mach_set_rtc_mmss(nowtime);
46}
47
48#endif
49
50#ifdef CONFIG_PARAVIRT
51#include <asm/paravirt.h>
52#else /* !CONFIG_PARAVIRT */
53
54#define get_wallclock() native_get_wallclock()
55#define set_wallclock(x) native_set_wallclock(x)
56#define choose_time_init() hpet_time_init
57
58#endif /* CONFIG_PARAVIRT */
59
60#endif