| Glauber de Oliveira Costa | ee238e5 | 2008-01-30 13:31:10 +0100 | [diff] [blame] | 1 | #ifndef _ASMX86_TIME_H |
| 2 | #define _ASMX86_TIME_H |
| Rusty Russell | d3561b7 | 2006-12-07 02:14:07 +0100 | [diff] [blame] | 3 | |
| Glauber de Oliveira Costa | ee238e5 | 2008-01-30 13:31:10 +0100 | [diff] [blame] | 4 | extern void (*late_time_init)(void); |
| 5 | extern void hpet_time_init(void); |
| 6 | |
| Thomas Gleixner | fe599f9 | 2008-01-30 13:30:26 +0100 | [diff] [blame] | 7 | #include <asm/mc146818rtc.h> |
| Glauber de Oliveira Costa | ee238e5 | 2008-01-30 13:31:10 +0100 | [diff] [blame] | 8 | #ifdef CONFIG_X86_32 |
| 9 | #include <linux/efi.h> |
| Rusty Russell | d3561b7 | 2006-12-07 02:14:07 +0100 | [diff] [blame] | 10 | |
| 11 | static 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 | |
| 23 | static 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 | |
| Glauber de Oliveira Costa | ee238e5 | 2008-01-30 13:31:10 +0100 | [diff] [blame] | 35 | #else |
| 36 | extern void native_time_init_hook(void); |
| 37 | |
| 38 | static inline unsigned long native_get_wallclock(void) |
| 39 | { |
| 40 | return mach_get_cmos_time(); |
| 41 | } |
| 42 | |
| 43 | static inline int native_set_wallclock(unsigned long nowtime) |
| 44 | { |
| 45 | return mach_set_rtc_mmss(nowtime); |
| 46 | } |
| 47 | |
| 48 | #endif |
| Zachary Amsden | e30fab3 | 2007-03-05 00:30:39 -0800 | [diff] [blame] | 49 | |
| Rusty Russell | d3561b7 | 2006-12-07 02:14:07 +0100 | [diff] [blame] | 50 | #ifdef CONFIG_PARAVIRT |
| 51 | #include <asm/paravirt.h> |
| Rusty Russell | d3561b7 | 2006-12-07 02:14:07 +0100 | [diff] [blame] | 52 | #else /* !CONFIG_PARAVIRT */ |
| 53 | |
| 54 | #define get_wallclock() native_get_wallclock() |
| 55 | #define set_wallclock(x) native_set_wallclock(x) |
| Zachary Amsden | e30fab3 | 2007-03-05 00:30:39 -0800 | [diff] [blame] | 56 | #define choose_time_init() hpet_time_init |
| Rusty Russell | d3561b7 | 2006-12-07 02:14:07 +0100 | [diff] [blame] | 57 | |
| 58 | #endif /* CONFIG_PARAVIRT */ |
| 59 | |
| 60 | #endif |