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boarc: nsim: add source code to initialize board and start os

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Signed-off-by: Jingru <jingru@synopsys.com>
This commit is contained in:
Jingru
2020-03-17 18:17:10 +08:00
parent 65f55e73e5
commit ddd2d53f06
9 changed files with 123 additions and 115 deletions
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2
board/ARC_NSIM_EM/BSP/Inc/nsim.h
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@@ -32,7 +32,7 @@
#include "arc/arc_feature_config.h"
#include "arc/arc_em.h"
#include "arc/arc_timer.h"
#include "nsim_uart_obj.h"
/** CPU Clock Frequency definition */

50
board/ARC_NSIM_EM/BSP/Src/main.c Normal file
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@@ -0,0 +1,50 @@
#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
}

1
board/ARC_NSIM_EM/GCC/hello_world/Makefile
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@@ -49,6 +49,7 @@ CMSIS_SRC = \
C_SOURCES += $(CMSIS_SRC)
HAL_DRIVER_SRC = \
$(TOP_DIR)/board/ARC_NSIM_EM/BSP/Src/main.c \
$(TOP_DIR)/board/ARC_NSIM_EM/BSP/Src/nsim_init.c \
$(TOP_DIR)/board/ARC_NSIM_EM/BSP/Src/nsim_uart_obj.c \
$(TOP_DIR)/examples/hello_world/hello_world.c \