[linux-2.6-block.git] / include / uapi / linux / hpet.h

#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__ */
Commit	Line	Data
607ca46e DH	1	#ifndef _UAPI__HPET__
	2	#define _UAPI__HPET__
	3
	4	#include <linux/compiler.h>
	5
	6
	7	struct hpet_info {
	8	unsigned long hi_ireqfreq; /* Hz */
	9	unsigned long hi_flags; /* information */
	10	unsigned short hi_hpet;
	11	unsigned short hi_timer;
	12	};
	13
	14	#define HPET_INFO_PERIODIC 0x0010 /* periodic-capable comparator */
	15
	16	#define HPET_IE_ON _IO('h', 0x01) /* interrupt on */
	17	#define HPET_IE_OFF _IO('h', 0x02) /* interrupt off */
	18	#define HPET_INFO _IOR('h', 0x03, struct hpet_info)
	19	#define HPET_EPI _IO('h', 0x04) /* enable periodic */
	20	#define HPET_DPI _IO('h', 0x05) /* disable periodic */
	21	#define HPET_IRQFREQ _IOW('h', 0x6, unsigned long) /* IRQFREQ usec */
	22
	23	#define MAX_HPET_TBS 8 /* maximum hpet timer blocks */
	24
	25	#endif /* _UAPI__HPET__ */