fix #72 address overflow with board_delay
This commit is contained in:
parent
6861b670fc
commit
73c7db38f7
|
@ -97,8 +97,22 @@ static inline void board_led_off(void)
|
||||||
|
|
||||||
static inline void board_delay(uint32_t ms)
|
static inline void board_delay(uint32_t ms)
|
||||||
{
|
{
|
||||||
uint32_t start_ms = board_millis();
|
if ( ms == 0 ) return;
|
||||||
while( board_millis() < start_ms + ms) {}
|
|
||||||
|
uint64_t end_ms = (uint64_t) board_millis();
|
||||||
|
end_ms += ms;
|
||||||
|
|
||||||
|
// about to overflows
|
||||||
|
if (end_ms > UINT32_MAX)
|
||||||
|
{
|
||||||
|
// first wait for overflow occurs since "ms" is small enough
|
||||||
|
while( board_millis() > ms ) {}
|
||||||
|
|
||||||
|
// then adjust end time
|
||||||
|
end_ms -= UINT32_MAX;
|
||||||
|
}
|
||||||
|
|
||||||
|
while( board_millis() < end_ms ) {}
|
||||||
}
|
}
|
||||||
|
|
||||||
static inline int8_t board_uart_getchar(void)
|
static inline int8_t board_uart_getchar(void)
|
||||||
|
|
Loading…
Reference in New Issue