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uart_isr: fix interrupts clear

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This commit is contained in:
Florent Kermarrec 2013-10-22 19:44:58 +02:00 committed by Sebastien Bourdeauducq
parent 833d7c7eec
commit e7c72a826c
1 changed files with 2 additions and 2 deletions
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4
software/libbase/uart.c
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@ -33,9 +33,11 @@ void uart_isr(void)
if(stat & UART_EV_RX) {
rx_buf[rx_produce] = uart_rxtx_read();
rx_produce = (rx_produce + 1) & UART_RINGBUFFER_MASK_RX;
uart_ev_pending_write(UART_EV_RX);
}
if(stat & UART_EV_TX) {
uart_ev_pending_write(UART_EV_TX);
if(tx_level > 0) {
uart_rxtx_write(tx_buf[tx_consume]);
tx_consume = (tx_consume + 1) & UART_RINGBUFFER_MASK_TX;
@ -43,8 +45,6 @@ void uart_isr(void)
} else
tx_cts = 1;
}
uart_ev_pending_write(stat);
}
/* Do not use in interrupt handlers! */