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| author | gdisirio <gdisirio@35acf78f-673a-0410-8e92-d51de3d6d3f4> | 2010-07-31 08:06:30 +0000 |
|---|---|---|
| committer | gdisirio <gdisirio@35acf78f-673a-0410-8e92-d51de3d6d3f4> | 2010-07-31 08:06:30 +0000 |
| commit | 28acd9ec851f318a3198b60eb5bf76f46e05adbf (patch) | |
| tree | 2d9935c604629acbf3273613508fbc5b039e7a6d /os | |
| parent | 81cf25559579542b88eb1e3ba145cd27ebb44c2a (diff) | |
| download | ChibiOS-28acd9ec851f318a3198b60eb5bf76f46e05adbf.tar.gz ChibiOS-28acd9ec851f318a3198b60eb5bf76f46e05adbf.tar.bz2 ChibiOS-28acd9ec851f318a3198b60eb5bf76f46e05adbf.zip | |
git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@2102 35acf78f-673a-0410-8e92-d51de3d6d3f4
Diffstat (limited to 'os')
| -rw-r--r-- | os/hal/platforms/STM32/uart_lld.c | 12 | ||||
| -rw-r--r-- | os/hal/platforms/STM32/uart_lld.h | 26 |
2 files changed, 38 insertions, 0 deletions
diff --git a/os/hal/platforms/STM32/uart_lld.c b/os/hal/platforms/STM32/uart_lld.c index 88dd7d8a3..e585eed6a 100644 --- a/os/hal/platforms/STM32/uart_lld.c +++ b/os/hal/platforms/STM32/uart_lld.c @@ -249,6 +249,9 @@ CH_IRQ_HANDLER(DMA1_Ch4_IRQHandler) { CH_IRQ_PROLOGUE();
+ if ((STM32_DMA1->ISR & DMA_ISR_TEIF4) != 0) {
+ STM32_UART_USART1_DMA_ERROR_HOOK();
+ }
dmaClearChannel(STM32_DMA1, STM32_DMA_CHANNEL_4);
uartp = &UARTD1;
if (uartp->ud_rxstate == UART_RX_IDLE) {
@@ -275,6 +278,9 @@ CH_IRQ_HANDLER(DMA1_Ch5_IRQHandler) { CH_IRQ_PROLOGUE();
+ if ((STM32_DMA1->ISR & DMA_ISR_TEIF5) != 0) {
+ STM32_UART_USART1_DMA_ERROR_HOOK();
+ }
dmaClearChannel(STM32_DMA1, STM32_DMA_CHANNEL_5);
dmaDisableChannel(STM32_DMA1, STM32_DMA_CHANNEL_5);
serve_tx_end_irq(&UARTD1);
@@ -304,6 +310,9 @@ CH_IRQ_HANDLER(DMA1_Ch6_IRQHandler) { CH_IRQ_PROLOGUE();
+ if ((STM32_DMA1->ISR & DMA_ISR_TEIF6) != 0) {
+ STM32_UART_USART2_DMA_ERROR_HOOK();
+ }
dmaClearChannel(STM32_DMA1, STM32_DMA_CHANNEL_6);
uartp = &UARTD2;
if (uartp->ud_rxstate == UART_RX_IDLE) {
@@ -330,6 +339,9 @@ CH_IRQ_HANDLER(DMA1_Ch7_IRQHandler) { CH_IRQ_PROLOGUE();
+ if ((STM32_DMA1->ISR & DMA_ISR_TEIF7) != 0) {
+ STM32_UART_USART2_DMA_ERROR_HOOK();
+ }
dmaClearChannel(STM32_DMA1, STM32_DMA_CHANNEL_7);
dmaDisableChannel(STM32_DMA1, STM32_DMA_CHANNEL_7);
serve_tx_end_irq(&UARTD2);
diff --git a/os/hal/platforms/STM32/uart_lld.h b/os/hal/platforms/STM32/uart_lld.h index d1033050e..1e294e212 100644 --- a/os/hal/platforms/STM32/uart_lld.h +++ b/os/hal/platforms/STM32/uart_lld.h @@ -115,6 +115,32 @@ #define STM32_UART_USART3_DMA_PRIORITY 0
#endif
+/**
+ * @brief USART1 DMA error hook.
+ * @note The default action for DMA errors is a system halt because DMA error
+ * can only happen because programming errors.
+ */
+#if !defined(STM32_UART_USART1_DMA_ERROR_HOOK) || defined(__DOXYGEN__)
+#define STM32_UART_USART1_DMA_ERROR_HOOK() chSysHalt()
+#endif
+
+/**
+ * @brief USART2 DMA error hook.
+ * @note The default action for DMA errors is a system halt because DMA error
+ * can only happen because programming errors.
+ */
+#if !defined(STM32_UART_USART2_DMA_ERROR_HOOK) || defined(__DOXYGEN__)
+#define STM32_UART_USART2_DMA_ERROR_HOOK() chSysHalt()
+#endif
+
+/**
+ * @brief USART3 DMA error hook.
+ * @note The default action for DMA errors is a system halt because DMA error
+ * can only happen because programming errors.
+ */
+#if !defined(STM32_UART_USART3_DMA_ERROR_HOOK) || defined(__DOXYGEN__)
+#define STM32_UART_USART3_DMA_ERROR_HOOK() chSysHalt()
+#endif
/*===========================================================================*/
/* Derived constants and error checks. */
|