X-Git-Url: https://git.gag.com/?p=fw%2Faltos;a=blobdiff_plain;f=src%2Fstmf0%2Fao_serial_stm.c;h=ef35394aab53dec6bbf9f64d816d11ab2c5b5186;hp=59cfde2ed8bc044fb9580fd4693f195dc1f9e4ee;hb=bdcb3653bd9fb97f98773ac3bc1f87a6f52b1121;hpb=e64438271e481ca9f9eeb0ce2b1f9eca071b7ad4

diff --git a/src/stmf0/ao_serial_stm.c b/src/stmf0/ao_serial_stm.c
index 59cfde2e..ef35394a 100644
--- a/src/stmf0/ao_serial_stm.c
+++ b/src/stmf0/ao_serial_stm.c
@@ -56,14 +56,14 @@ _ao_usart_cts(struct ao_stm_usart *usart)
 #endif
 
 static void
-_ao_usart_rx(struct ao_stm_usart *usart, int stdin)
+_ao_usart_rx(struct ao_stm_usart *usart, int is_stdin)
 {
 	if (usart->reg->isr & (1 << STM_USART_ISR_RXNE)) {
 		usart->reg->icr = (1 << STM_USART_ICR_ORECF);
 		if (!ao_fifo_full(usart->rx_fifo)) {
 			ao_fifo_insert(usart->rx_fifo, usart->reg->rdr);
 			ao_wakeup(&usart->rx_fifo);
-			if (stdin)
+			if (is_stdin)
 				ao_wakeup(&ao_stdin_ready);
 #if HAS_SERIAL_SW_FLOW
 			/* If the fifo is nearly full, turn off RTS and wait
@@ -81,9 +81,9 @@ _ao_usart_rx(struct ao_stm_usart *usart, int stdin)
 }
 
 static void
-ao_usart_isr(struct ao_stm_usart *usart, int stdin)
+ao_usart_isr(struct ao_stm_usart *usart, int is_stdin)
 {
-	_ao_usart_rx(usart, stdin);
+	_ao_usart_rx(usart, is_stdin);
 
 	if (!_ao_usart_tx_start(usart))
 		usart->reg->cr1 &= ~(1<< STM_USART_CR1_TXEIE);
@@ -375,6 +375,17 @@ ao_serial_set_sw_rts_cts(struct ao_stm_usart *usart,
 }
 #endif
 
+void
+ao_serial_shutdown(void)
+{
+#if HAS_SERIAL_1
+	stm_rcc.apb2enr &= ~(1 << STM_RCC_APB2ENR_USART1EN);
+#endif
+#if HAS_SERIAL_2
+	stm_rcc.apb1enr &= ~(1 << STM_RCC_APB1ENR_USART2EN);
+#endif
+}
+
 void
 ao_serial_init(void)
 {