rt-thread-official/components/lwp/vdso/vdso_datapage.h

76 lines
2.0 KiB
C

/*
* Copyright (c) 2006-2024 RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2024-07-04 rcitach init ver.
*/
#ifndef _VDSO_DATAPAGE_H
#define _VDSO_DATAPAGE_H
#include <time.h>
#include <sys/types.h>
#include "vdso_config.h"
#ifdef __cplusplus
extern "C" {
#endif
typedef signed char __s8;
typedef signed short __s16;
typedef signed int __s32;
typedef signed long __s64;
typedef unsigned char __u8;
typedef unsigned short __u16;
typedef unsigned int __u32;
typedef unsigned long __u64;
#define MAX_CLOCKS 16
#define VDSO_BASES (CLOCK_TAI + 1)
#define VDSO_REALTIME (BIT_MASK(CLOCK_REALTIME) | \
BIT_MASK(CLOCK_REALTIME_COARSE))
#define VDSO_MONOTIME (BIT_MASK(CLOCK_MONOTONIC) | \
BIT_MASK(CLOCK_MONOTONIC_COARSE) | \
BIT_MASK(CLOCK_MONOTONIC_RAW) | \
BIT_MASK(CLOCK_BOOTTIME))
#define CS_HRES_COARSE 0
#define CS_RAW 1
#define CS_BASES (CS_RAW + 1)
/* 2018-01-30 14:44:50 = RTC_TIME_INIT(2018, 1, 30, 14, 44, 50) */
#define RTC_VDSOTIME_INIT(year, month, day, hour, minute, second) \
{.tm_year = year - 1900, .tm_mon = month - 1, .tm_mday = day, .tm_hour = hour, .tm_min = minute, .tm_sec = second}
#ifndef SOFT_RTC_VDSOTIME_DEFAULT
#define SOFT_RTC_VDSOTIME_DEFAULT RTC_VDSOTIME_INIT(2018, 1, 1, 0, 0 ,0)
#endif
struct vdso_data {
uint32_t seq;
uint32_t clock_mode;
uint64_t realtime_initdata;
uint64_t cycle_last;
struct timespec basetime[VDSO_BASES];
};
typedef struct vdso_data *vdso_data_t;
#define MSEC_PER_SEC 1000L
#define USEC_PER_MSEC 1000L
#define NSEC_PER_USEC 1000L
#define NSEC_PER_MSEC 1000000L
#define USEC_PER_SEC 1000000L
#define NSEC_PER_SEC 1000000000L
#define FSEC_PER_SEC 1000000000000000LL
#ifdef __cplusplus
}
#endif
#endif /* _VDSO_DATAPAGE_H */