From 6a3c599bc49ba4824c6087beba60bf2f29d31113 Mon Sep 17 00:00:00 2001
From: gdisirio <gdisirio@35acf78f-673a-0410-8e92-d51de3d6d3f4>
Date: Fri, 30 Nov 2012 13:01:06 +0000
Subject: Fixed bug 3589412.

git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@4849 35acf78f-673a-0410-8e92-d51de3d6d3f4
---
 os/hal/platforms/STM32/USARTv1/uart_lld.c | 2 +-
 os/hal/platforms/STM32/USARTv2/uart_lld.c | 8 ++++----
 os/hal/platforms/STM32/serial_lld.c       | 4 ++--
 3 files changed, 7 insertions(+), 7 deletions(-)

(limited to 'os/hal/platforms')

diff --git a/os/hal/platforms/STM32/USARTv1/uart_lld.c b/os/hal/platforms/STM32/USARTv1/uart_lld.c
index b64230463..90a59ac95 100644
--- a/os/hal/platforms/STM32/USARTv1/uart_lld.c
+++ b/os/hal/platforms/STM32/USARTv1/uart_lld.c
@@ -196,10 +196,10 @@ static void usart_start(UARTDriver *uartp) {
   else
     cr1 = USART_CR1_UE | USART_CR1_PEIE | USART_CR1_TE | USART_CR1_RE |
           USART_CR1_TCIE;
-  u->CR1 = uartp->config->cr1 | cr1;
   u->CR2 = uartp->config->cr2 | USART_CR2_LBDIE;
   u->CR3 = uartp->config->cr3 | USART_CR3_DMAT | USART_CR3_DMAR |
                                 USART_CR3_EIE;
+  u->CR1 = uartp->config->cr1 | cr1;
 
   /* Starting the receiver idle loop.*/
   set_rx_idle_loop(uartp);
diff --git a/os/hal/platforms/STM32/USARTv2/uart_lld.c b/os/hal/platforms/STM32/USARTv2/uart_lld.c
index 276aa7e8d..e35b386c5 100644
--- a/os/hal/platforms/STM32/USARTv2/uart_lld.c
+++ b/os/hal/platforms/STM32/USARTv2/uart_lld.c
@@ -93,7 +93,7 @@ UARTDriver UARTD3;
  *
  * @return  The error flags.
  */
-static uartflags_t translate_errors(uint16_t isr) {
+static uartflags_t translate_errors(uint32_t isr) {
   uartflags_t sts = 0;
 
   if (isr & USART_ISR_ORE)
@@ -154,7 +154,7 @@ static void usart_stop(UARTDriver *uartp) {
  * @param[in] uartp     pointer to the @p UARTDriver object
  */
 static void usart_start(UARTDriver *uartp) {
-  uint16_t cr1;
+  uint32_t cr1;
   USART_TypeDef *u = uartp->usart;
 
   /* Defensive programming, starting from a clean state.*/
@@ -183,10 +183,10 @@ static void usart_start(UARTDriver *uartp) {
   else
     cr1 = USART_CR1_UE | USART_CR1_PEIE | USART_CR1_TE | USART_CR1_RE |
           USART_CR1_TCIE;
-  u->CR1 = uartp->config->cr1 | cr1;
   u->CR2 = uartp->config->cr2 | USART_CR2_LBDIE;
   u->CR3 = uartp->config->cr3 | USART_CR3_DMAT | USART_CR3_DMAR |
                                 USART_CR3_EIE;
+  u->CR1 = uartp->config->cr1 | cr1;
 
   /* Starting the receiver idle loop.*/
   set_rx_idle_loop(uartp);
@@ -268,7 +268,7 @@ static void uart_lld_serve_tx_end_irq(UARTDriver *uartp, uint32_t flags) {
  * @param[in] uartp     pointer to the @p UARTDriver object
  */
 static void serve_usart_irq(UARTDriver *uartp) {
-  uint16_t isr;
+  uint32_t isr;
   USART_TypeDef *u = uartp->usart;
   
   /* Reading and clearing status.*/
diff --git a/os/hal/platforms/STM32/serial_lld.c b/os/hal/platforms/STM32/serial_lld.c
index 841b9b386..92ef8c5ef 100644
--- a/os/hal/platforms/STM32/serial_lld.c
+++ b/os/hal/platforms/STM32/serial_lld.c
@@ -222,11 +222,11 @@ static void usart_init(SerialDriver *sdp, const SerialConfig *config) {
     u->BRR = STM32_PCLK1 / config->sc_speed;
 
   /* Note that some bits are enforced.*/
+  u->CR2 = config->sc_cr2 | USART_CR2_LBDIE;
+  u->CR3 = config->sc_cr3 | USART_CR3_EIE;
   u->CR1 = config->sc_cr1 | USART_CR1_UE | USART_CR1_PEIE |
                             USART_CR1_RXNEIE | USART_CR1_TE |
                             USART_CR1_RE;
-  u->CR2 = config->sc_cr2 | USART_CR2_LBDIE;
-  u->CR3 = config->sc_cr3 | USART_CR3_EIE;
   u->SR = 0;
   (void)u->SR;  /* SR reset step 1.*/
   (void)u->DR;  /* SR reset step 2.*/
-- 
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