Fixed bug #837.

git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@10207 35acf78f-673a-0410-8e92-d51de3d6d3f4

demos/STM32/RT-STM32F070RB-NUCLEO64/mcuconf.h

@@ -137,8 +137,7 @@
 #define STM32_SERIAL_USE_UART4              FALSE
 #define STM32_SERIAL_USART1_PRIORITY        3
 #define STM32_SERIAL_USART2_PRIORITY        3
-#define STM32_SERIAL_USART3_PRIORITY        3
-#define STM32_SERIAL_UART4_PRIORITY         3
+#define STM32_SERIAL_USART3_8_PRIORITY      3
 
 /*
  * SPI driver system settings.

os/hal/ports/STM32/LLD/USARTv2/hal_serial_lld.c

@@ -53,15 +53,19 @@
 #define USART_CR1_M_1                       (1 << 28)
 #endif
 
-/* Handling the case where UART4 and UART5 are actually USARTs, this happens
-   in the STM32F0xx.*/
+/* Workarounds for those devices where UARTs are USARTs.*/
 #if defined(USART4)
 #define UART4 USART4
 #endif
-
 #if defined(USART5)
 #define UART5 USART5
 #endif
+#if defined(USART7)
+#define UART7 USART7
+#endif
+#if defined(USART8)
+#define UART8 USART8
+#endif
 
 /*===========================================================================*/
 /* Driver exported variables.                                                */

os/hal/ports/STM32/LLD/USARTv2/hal_uart_lld.c

@@ -30,6 +30,20 @@
 /* Driver local definitions.                                                 */
 /*===========================================================================*/
 
+/* For compatibility for those devices without LIN support in the USARTs.*/
+#if !defined(USART_ISR_LBDF)
+#define USART_ISR_LBDF                      0
+#endif
+
+#if !defined(USART_CR2_LBDIE)
+#define USART_CR2_LBDIE                     0
+#endif
+
+/* STM32L0xx/STM32F7xx ST headers difference.*/
+#if !defined(USART_ISR_LBDF)
+#define USART_ISR_LBDF                      USART_ISR_LBD
+#endif
+
 /* STM32L0xx/STM32F7xx ST headers difference.*/
 #if !defined(USART_ISR_LBDF)
 #define USART_ISR_LBDF USART_ISR_LBD

readme.txt

@@ -165,6 +165,8 @@
        (backported to 16.1.9).
 - HAL: Fixed dependency to kernel in uart lld (v1) (bug #838)(backported
        to 16.1.9).
+- HAL: Fixed issue with not supported LIN on STM32F070xB (bug #837)(backported
+       to 16.1.9).
 - HAL: Fixed STM32 OTGv1 number of endpoints (bug #833)(backported to 16.1.8).
 - HAL: Fixed transaction end problem with STM32 OTGv1 driver (bug #832)
        (backported to 16.1.8).