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author | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2015-08-05 17:04:01 -0300 |
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committer | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2015-08-05 17:04:01 -0300 |
commit | 57f0f512b273f60d52568b8c6b77e17f5636edc0 (patch) | |
tree | 5e910f0e82173f4ef4f51111366a3f1299037a7b /include/uapi/linux/hpet.h |
Initial import
Diffstat (limited to 'include/uapi/linux/hpet.h')
-rw-r--r-- | include/uapi/linux/hpet.h | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/include/uapi/linux/hpet.h b/include/uapi/linux/hpet.h new file mode 100644 index 000000000..8af3c70ab --- /dev/null +++ b/include/uapi/linux/hpet.h @@ -0,0 +1,25 @@ +#ifndef _UAPI__HPET__ +#define _UAPI__HPET__ + +#include <linux/compiler.h> + + +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 0x0010 /* periodic-capable comparator */ + +#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 */ + +#define MAX_HPET_TBS 8 /* maximum hpet timer blocks */ + +#endif /* _UAPI__HPET__ */ |