frw_util_common_rom.h

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/*
 * Copyright (c) HiSilicon (Shanghai) Technologies Co., Ltd. 2020-2022. All rights reserved.
 * Description: netbuf enum type head file.
 */
 
#ifndef FRW_UTIL_COMMON_ROM_H
#define FRW_UTIL_COMMON_ROM_H
 
#include "osal_types.h"
#ifdef __cplusplus
#if __cplusplus
    extern "C" {
#endif
#endif
 
/* 32位寄存器最大长度 */
#define EXT_TIME_US_MAX_LEN (0xFFFFFFFF)
#define USEC_TO_MSEC        1000                 /* s -> ms -> us 转换 */
 
typedef struct {
    osal_slong i_sec;
    osal_slong i_usec;
} osal_time_us_stru;
 
/* 获取从_ul_start到_ul_end的时间差 */
static INLINE__ osal_u32 osal_get_runtime(osal_u32 _start, osal_u32 _end)
{
    return ((_start > _end) ? (EXT_TIME_US_MAX_LEN - _start + _end + 1) : (_end - _start));
}
 
#ifdef __cplusplus
#if __cplusplus
    }
#endif
#endif
#endif /* end of frw_util_common_rom.h */