Files
TencentOS-tiny/board/ARC_NSIM_EM/BSP/Src/main.c
2020-05-06 17:54:28 +08:00

51 lines
1.4 KiB
C

#include "cmsis_os.h"
#include "arc/arc_exception.h"
#include "arc/arc_cache.h"
#include "nsim.h"
#include "board.h"
static uint32_t cyc_hz_count = (BOARD_CPU_CLOCK / BOARD_SYS_TIMER_HZ);
static void board_timer_isr(void *ptr)
{
timer_int_clear(BOARD_SYS_TIMER_ID);
board_timer_update(BOARD_SYS_TIMER_HZ);
}
static void board_timer_init(void)
{
if (timer_present(BOARD_SYS_TIMER_ID)) {
int_disable(BOARD_SYS_TIMER_INTNO); /* disable first then enable */
int_handler_install(BOARD_SYS_TIMER_INTNO, board_timer_isr);
timer_start(BOARD_SYS_TIMER_ID, TIMER_CTRL_IE | TIMER_CTRL_NH, cyc_hz_count); /* start 1ms timer interrupt */
int_enable(BOARD_SYS_TIMER_INTNO);
}
}
#define APPLICATION_TASK_STK_SIZE 4096
extern void application_entry(void *arg);
osThreadDef(application_entry, osPriorityNormal, 1, APPLICATION_TASK_STK_SIZE);
EMBARC_WEAK void application_entry(void *arg)
{
while (1) {
printf("This is a demo task,please use your task entry!\r\n");
tos_task_delay(1000);
}
}
int main(void)
{
exc_int_init();
arc_cache_init();
board_init();
board_timer_init();
printf("Welcome to TencentOS tiny\r\n");
osKernelInitialize(); // TOS Tiny kernel initialize
osThreadCreate(osThread(application_entry), NULL); // Create TOS Tiny task
osKernelStart(); // Start TOS Tiny
}