94#define LOS_ERRNO_SYS_PTR_NULL LOS_ERRNO_OS_ERROR(LOS_MOD_SYS, 0x10)
104#define LOS_ERRNO_SYS_CLOCK_INVALID LOS_ERRNO_OS_ERROR(LOS_MOD_SYS, 0x11)
114#define LOS_ERRNO_SYS_MAXNUMOFCORES_IS_INVALID LOS_ERRNO_OS_ERROR(LOS_MOD_SYS, 0x12)
124#define LOS_ERRNO_SYS_PERIERRCOREID_IS_INVALID LOS_ERRNO_OS_ERROR(LOS_MOD_SYS, 0x13)
134#define LOS_ERRNO_SYS_HOOK_IS_FULL LOS_ERRNO_OS_ERROR(LOS_MOD_SYS, 0x14)
UINT32 LOS_Tick2MS(UINT32 tick)
Convert Ticks to milliseconds.
UINT32 LOS_MS2Tick(UINT32 millisec)
Convert milliseconds to Ticks.
UINT64 LOS_TickCountGet(VOID)
Obtain the number of Ticks.
UINT32 LOS_CyclePerTickGet(VOID)
Obtain the number of cycles in one second.
struct tagSysTime SYS_TIME_S