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1 #ifndef _ASM_X86_TIME_H |
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2 #define _ASM_X86_TIME_H |
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3 |
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4 extern void hpet_time_init(void); |
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5 |
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6 #include <asm/mc146818rtc.h> |
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7 #ifdef CONFIG_X86_32 |
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8 #include <linux/efi.h> |
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9 |
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10 static inline unsigned long native_get_wallclock(void) |
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11 { |
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12 unsigned long retval; |
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13 |
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14 if (efi_enabled) |
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15 retval = efi_get_time(); |
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16 else |
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17 retval = mach_get_cmos_time(); |
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18 |
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19 return retval; |
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20 } |
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21 |
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22 static inline int native_set_wallclock(unsigned long nowtime) |
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23 { |
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24 int retval; |
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25 |
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26 if (efi_enabled) |
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27 retval = efi_set_rtc_mmss(nowtime); |
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28 else |
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29 retval = mach_set_rtc_mmss(nowtime); |
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30 |
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31 return retval; |
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32 } |
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33 |
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34 #else |
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35 extern void native_time_init_hook(void); |
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36 |
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37 static inline unsigned long native_get_wallclock(void) |
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38 { |
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39 return mach_get_cmos_time(); |
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40 } |
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41 |
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42 static inline int native_set_wallclock(unsigned long nowtime) |
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43 { |
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44 return mach_set_rtc_mmss(nowtime); |
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45 } |
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46 |
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47 #endif |
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48 |
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49 extern void time_init(void); |
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50 |
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51 #ifdef CONFIG_PARAVIRT |
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52 #include <asm/paravirt.h> |
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53 #else /* !CONFIG_PARAVIRT */ |
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54 |
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55 #define get_wallclock() native_get_wallclock() |
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56 #define set_wallclock(x) native_set_wallclock(x) |
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57 #define choose_time_init() hpet_time_init |
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58 |
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59 #endif /* CONFIG_PARAVIRT */ |
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60 |
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61 extern unsigned long __init calibrate_cpu(void); |
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62 |
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63 #endif /* _ASM_X86_TIME_H */ |