1
2#ifndef _UAPI__HPET__
3#define _UAPI__HPET__
4
5#include <linux/compiler.h>
6
7
8struct hpet_info {
9 unsigned long hi_ireqfreq;
10 unsigned long hi_flags;
11 unsigned short hi_hpet;
12 unsigned short hi_timer;
13};
14
15#define HPET_INFO_PERIODIC 0x0010
16
17#define HPET_IE_ON _IO('h', 0x01)
18#define HPET_IE_OFF _IO('h', 0x02)
19#define HPET_INFO _IOR('h', 0x03, struct hpet_info)
20#define HPET_EPI _IO('h', 0x04)
21#define HPET_DPI _IO('h', 0x05)
22#define HPET_IRQFREQ _IOW('h', 0x6, unsigned long)
23
24#define MAX_HPET_TBS 8
25
26#endif
27