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Correctly initialize and handle the system tick

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Forgot to reload the systick timer in the irq handler
This commit is contained in:
Stefan Kerkmann 2021-08-07 11:24:40 +02:00
parent 1d2a57a9e1
commit 60d03110f7
1 changed files with 5 additions and 11 deletions
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16
hw/bsp/gd32vf103_longan_nano/gd32vf103_longan_nano.c
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@ -67,12 +67,7 @@ void board_init(void) {
SystemCoreClockUpdate(); SystemCoreClockUpdate();
#if CFG_TUSB_OS == OPT_OS_NONE #if CFG_TUSB_OS == OPT_OS_NONE
SysTimer_SetLoadValue(0); SysTick_Config(TIMER_TICKS);
SysTimer_SetCompareValue(SystemCoreClock / 1000);
ECLIC_SetLevelIRQ(SysTimer_IRQn, 3);
ECLIC_SetTrigIRQ(SysTimer_IRQn, ECLIC_POSTIVE_EDGE_TRIGGER);
ECLIC_EnableIRQ(SysTimer_IRQn);
SysTimer_Start();
#endif #endif
rcu_periph_clock_enable(RCU_GPIOA); rcu_periph_clock_enable(RCU_GPIOA);
@ -188,7 +183,10 @@ int board_uart_write(void const* buf, int len) {
#if CFG_TUSB_OS == OPT_OS_NONE #if CFG_TUSB_OS == OPT_OS_NONE
volatile uint32_t system_ticks = 0; volatile uint32_t system_ticks = 0;
void eclic_mtip_handler(void) { system_ticks++; } void eclic_mtip_handler(void) {
system_ticks++;
SysTick_Reload(TIMER_TICKS);
}
uint32_t board_millis(void) { return system_ticks; } uint32_t board_millis(void) { return system_ticks; }
#endif #endif
@ -209,7 +207,3 @@ void assert_failed(char* file, uint32_t line) {
/* USER CODE END 6 */ /* USER CODE END 6 */
} }
#endif /* USE_FULL_ASSERT */ #endif /* USE_FULL_ASSERT */
// Required by __libc_init_array in startup code if we are compiling using
// -nostdlib/-nostartfiles.
// void _init(void) {}