void rt_hw_cpu_init(void)
{
cpu_usage_init();
cpu_thread = rt_thread_create("cpu", cpu_thread_entry, RT_NULL, 384, 27, 5);
if(cpu_thread != RT_NULL)
rt_thread_startup(cpu_thread);
}
/**
* This function will initial STM32 board.
*/
void rt_hw_board_init()
{
/* NVIC Configuration */
NVIC_Configuration();
/* Configure the SysTick */
SysTick_Configuration();
/* Hardware Initial */
stm32_hw_usart_init();
stm32_hw_pin_init();
rt_hw_spi_init();
stm32_hwtimer_init();
cpu_usage_init();
#ifdef RT_USING_CONSOLE
rt_console_set_device(CONSOLE_DEVICE);
#endif
}
/**
* This function will startup RT-Thread RTOS.
*/
void rtthread_startup(void)
{
/* init board */
rt_hw_board_init();
/* show version */
rt_show_version();
/* init tick */
rt_system_tick_init();
/* init kernel object */
rt_system_object_init();
/* init timer system */
rt_system_timer_init();
#ifdef RT_USING_HEAP
#ifdef __CC_ARM
rt_system_heap_init((void*)&Image$$RW_IRAM1$$ZI$$Limit, (void*)STM32_SRAM_END);
#elif __ICCARM__
rt_system_heap_init(__segment_end("HEAP"), (void*)STM32_SRAM_END);
#else
/* init memory system */
rt_system_heap_init((void*)&__bss_end, (void*)STM32_SRAM_END);
#endif
#endif
/* init scheduler system */
rt_system_scheduler_init();
/* initialize timer */
rt_system_timer_init();
/* init timer thread */
rt_system_timer_thread_init();
/* Add CPU usage to system */
cpu_usage_init();
#ifdef RT_USING_COMPONENTS_INIT
/* initialization RT-Thread Components */
rt_components_init();
#endif
#ifdef RT_USING_FINSH
/* init finsh */
finsh_system_init();
finsh_set_device(RT_CONSOLE_DEVICE_NAME);
#endif
#ifdef RT_USING_COMPONENTS_INIT
/* initialization RT-Thread Components */
rt_components_init();
#endif
/* init application */
rt_application_init();
/* init idle thread */
rt_thread_idle_init();
/* start scheduler */
rt_system_scheduler_start();
/* never reach here */
return;
}
/**
* This function will startup RT-Thread RTOS.
*/
void rtthread_startup(void)
{
extern void cpu_usage_init(void);
/* init board */
rt_hw_board_init();
/* show version */
rt_show_version();
/* init tick */
rt_system_tick_init();
/* init kernel object */
rt_system_object_init();
/* init timer system */
rt_system_timer_init();
#ifdef RT_USING_HEAP
/* init memory system */
rt_system_heap_init((void*)STM32_SRAM_BEGIN, (void*)STM32_SRAM_END);
#endif
/* init scheduler system */
rt_system_scheduler_init();
/* initialize timer */
rt_system_timer_init();
/* init timer thread */
rt_system_timer_thread_init();
/* Add CPU usage to system */
cpu_usage_init();
#ifdef RT_USING_COMPONENTS_INIT
/* initialization RT-Thread Components */
rt_components_init();
#endif
#ifdef RT_USING_FINSH
/* init finsh */
finsh_system_init();
finsh_set_device(RT_CONSOLE_DEVICE_NAME);
#endif
#ifdef RT_USING_COMPONENTS_INIT
/* initialization RT-Thread Components */
rt_components_init();
#endif
/* init application */
rt_application_init();
/* init idle thread */
rt_thread_idle_init();
/* start scheduler */
rt_system_scheduler_start();
/* never reach here */
return;
}
int cu_init(void)
{
cpu_usage_init();
return 0;
}
