System configuration items 的协作图:

宏定义
#define	OS_SYS_CLOCK (get_bus_clk())

#define	OS_TIME_TIMER_CLOCK OS_SYS_CLOCK

#define	LOSCFG_BASE_CORE_ADJ_PER_SECOND 500

#define	SCHED_CLOCK_INTETRVAL_TICKS 100

#define	LOSCFG_KERNEL_CORE_NUM 1

#define	GET_SYS_CLOCK() (g_sysClock)

#define	SET_SYS_CLOCK(clock) (g_sysClock = (clock))

详细描述

宏定义说明

#define GET_SYS_CLOCK ( ) (g_sysClock)

get system clock

#define LOSCFG_BASE_CORE_ADJ_PER_SECOND 500

Microseconds of adjtime in one second

#define LOSCFG_KERNEL_CORE_NUM 1

The core number is one in non-SMP architecture.

#define OS_SYS_CLOCK (get_bus_clk())

System clock (unit: HZ)

#define OS_TIME_TIMER_CLOCK OS_SYS_CLOCK

time timer clock (unit: HZ)

#define SCHED_CLOCK_INTETRVAL_TICKS 100

Sched clock interval

#define SET_SYS_CLOCK ( clock ) (g_sysClock = (clock))

set system clock

UINTPTR g_sys_mem_addr_end

extern

The end address of system memory.

UINT32 g_sysClock

extern

system clock

UINT32 g_tickPerSecond

extern

ticks per second