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author | The Android Open Source Project <initial-contribution@android.com> | 2009-03-03 19:30:32 -0800 |
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committer | The Android Open Source Project <initial-contribution@android.com> | 2009-03-03 19:30:32 -0800 |
commit | 8b23a6c7e1aee255004dd19098d4c2462b61b849 (patch) | |
tree | 7a4d682ba51f0ff0364c5ca2509f515bdaf96de9 /hpet.h | |
parent | f721e3ac031f892af46f255a47d7f54a91317b30 (diff) | |
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auto import from //depot/cupcake/@135843
Diffstat (limited to 'hpet.h')
-rw-r--r-- | hpet.h | 22 |
1 files changed, 22 insertions, 0 deletions
@@ -0,0 +1,22 @@ +#ifndef __HPET__ +#define __HPET__ 1 + + + +struct hpet_info { + unsigned long hi_ireqfreq; /* Hz */ + unsigned long hi_flags; /* information */ + unsigned short hi_hpet; + unsigned short hi_timer; +}; + +#define HPET_INFO_PERIODIC 0x0001 /* timer is periodic */ + +#define HPET_IE_ON _IO('h', 0x01) /* interrupt on */ +#define HPET_IE_OFF _IO('h', 0x02) /* interrupt off */ +#define HPET_INFO _IOR('h', 0x03, struct hpet_info) +#define HPET_EPI _IO('h', 0x04) /* enable periodic */ +#define HPET_DPI _IO('h', 0x05) /* disable periodic */ +#define HPET_IRQFREQ _IOW('h', 0x6, unsigned long) /* IRQFREQ usec */ + +#endif /* !__HPET__ */ |