X-Git-Url: https://git.gag.com/?a=blobdiff_plain;f=src%2Fstm32l0%2Fao_serial_stm.c;h=ac745d9709387d7aec07b45ba3cc0d5019487822;hb=86bd5f53ba4b13df502ec1bc70512f30cac94010;hp=8471004453a5802ad97d65c87a3cc88ad005615f;hpb=d907b0fe40d31995848e5b207009ba230da2e36e;p=fw%2Faltos

diff --git a/src/stm32l0/ao_serial_stm.c b/src/stm32l0/ao_serial_stm.c
index 84710044..ac745d97 100644
--- a/src/stm32l0/ao_serial_stm.c
+++ b/src/stm32l0/ao_serial_stm.c
@@ -15,15 +15,6 @@
 #include <ao.h>
 #include <ao_exti.h>
 
-void
-ao_debug_out(char c)
-{
-	if (c == '\n')
-		ao_debug_out('\r');
-	while (!(stm_usart1.isr & (1 << STM_USART_ISR_TXE)));
-	stm_usart1.tdr = c;
-}
-
 static int
 _ao_usart_tx_start(struct ao_stm_usart *usart)
 {
@@ -154,6 +145,7 @@ ao_usart_putchar(struct ao_stm_usart *usart, char c)
 	ao_arch_release_interrupts();
 }
 
+#if 0
 static void
 ao_usart_drain(struct ao_stm_usart *usart)
 {
@@ -164,8 +156,9 @@ ao_usart_drain(struct ao_stm_usart *usart)
 	}
 	ao_arch_release_interrupts();
 }
+#endif
 
-static const uint32_t ao_usart_speeds[] = {
+const uint32_t ao_usart_speeds[] = {
 	[AO_SERIAL_SPEED_4800] = 4800,
 	[AO_SERIAL_SPEED_9600] = 9600,
 	[AO_SERIAL_SPEED_19200] = 19200,
@@ -290,6 +283,7 @@ _ao_serial1_sleep_for(uint16_t timeout)
 }
 #endif
 
+#if 0
 void
 ao_serial1_drain(void)
 {
@@ -302,6 +296,7 @@ ao_serial1_set_speed(uint8_t speed)
 	ao_usart_drain(&ao_stm_usart1);
 	ao_usart_set_speed(&ao_stm_usart1, speed);
 }
+#endif
 #endif	/* HAS_SERIAL_1 */
 
 #if HAS_SERIAL_2
@@ -334,7 +329,6 @@ _ao_serial2_sleep_for(uint16_t timeout)
 {
 	return _ao_usart_sleep_for(&ao_stm_usart2, timeout);
 }
-#endif
 
 void
 ao_serial2_drain(void)
@@ -348,6 +342,7 @@ ao_serial2_set_speed(uint8_t speed)
 	ao_usart_drain(&ao_stm_usart2);
 	ao_usart_set_speed(&ao_stm_usart2, speed);
 }
+#endif
 
 #if USE_SERIAL_2_FLOW && USE_SERIAL_2_SW_FLOW
 void
@@ -381,16 +376,32 @@ ao_serial_set_sw_rts_cts(struct ao_stm_usart *usart,
 }
 #endif
 
+#if 0
 void
 ao_serial_shutdown(void)
 {
+# if SERIAL_2_PA2_PA3
+	stm_moder_set(&stm_gpioa, 2, STM_MODER_INPUT);
+	stm_moder_set(&stm_gpioa, 3, STM_MODER_INPUT);
+# elif SERIAL_2_PA9_PA10
+	stm_moder_set(&stm_gpioa, 9, STM_MODER_INPUT);
+	stm_moder_set(&stm_gpioa, 10, STM_MODER_INPUT);
+# elif SERIAL_2_PA14_PA15
+	stm_moder_set(&stm_gpioa, 14, STM_MODER_INPUT);
+	stm_moder_set(&stm_gpioa, 15, STM_MODER_INPUT);
+# elif SERIAL_2_PB6_PB7
+	stm_moder_set(&stm_gpiob, 6, STM_MODER_INPUT);
+	stm_moder_set(&stm_gpiob, 7, STM_MODER_INPUT);
+#endif
 #if HAS_SERIAL_1
 	stm_rcc.apb2enr &= ~(1 << STM_RCC_APB2ENR_USART1EN);
 #endif
 #if HAS_SERIAL_2
+	stm_nvic_set_disable(STM_ISR_USART2_POS);
 	stm_rcc.apb1enr &= ~(1 << STM_RCC_APB1ENR_USART2EN);
 #endif
 }
+#endif
 
 void
 ao_serial_init(void)