diff options
Diffstat (limited to 'nuttx/arch/arm/src/stm32/stm32_serial.c')
| -rw-r--r-- | nuttx/arch/arm/src/stm32/stm32_serial.c | 58 |
1 files changed, 35 insertions, 23 deletions
diff --git a/nuttx/arch/arm/src/stm32/stm32_serial.c b/nuttx/arch/arm/src/stm32/stm32_serial.c index d751b0f36..89c31addc 100644 --- a/nuttx/arch/arm/src/stm32/stm32_serial.c +++ b/nuttx/arch/arm/src/stm32/stm32_serial.c @@ -519,10 +519,10 @@ static struct up_dev_s g_usart1priv = .usartbase = STM32_USART1_BASE, .tx_gpio = GPIO_USART1_TX, .rx_gpio = GPIO_USART1_RX, -#if defined(CONFIG_SERIAL_OFLOWCONROL) && defined(CONFIG_USART1_OFLOWCONTROL) +#if defined(CONFIG_SERIAL_OFLOWCONTROL) && defined(CONFIG_USART1_OFLOWCONTROL) .cts_gpio = GPIO_USART1_CTS, #endif -#if defined(CONFIG_SERIAL_IFLOWCONROL) && defined(CONFIG_USART1_IFLOWCONTROL) +#if defined(CONFIG_SERIAL_IFLOWCONTROL) && defined(CONFIG_USART1_IFLOWCONTROL) .rts_gpio = GPIO_USART1_RTS, #endif #ifdef CONFIG_USART1_RXDMA @@ -585,10 +585,10 @@ static struct up_dev_s g_usart2priv = .usartbase = STM32_USART2_BASE, .tx_gpio = GPIO_USART2_TX, .rx_gpio = GPIO_USART2_RX, -#if defined(CONFIG_SERIAL_OFLOWCONROL) && defined(CONFIG_USART2_OFLOWCONTROL) +#if defined(CONFIG_SERIAL_OFLOWCONTROL) && defined(CONFIG_USART2_OFLOWCONTROL) .cts_gpio = GPIO_USART2_CTS, #endif -#if defined(CONFIG_SERIAL_IFLOWCONROL) && defined(CONFIG_USART2_IFLOWCONTROL) +#if defined(CONFIG_SERIAL_IFLOWCONTROL) && defined(CONFIG_USART2_IFLOWCONTROL) .rts_gpio = GPIO_USART2_RTS, #endif #ifdef CONFIG_USART2_RXDMA @@ -651,10 +651,10 @@ static struct up_dev_s g_usart3priv = .usartbase = STM32_USART3_BASE, .tx_gpio = GPIO_USART3_TX, .rx_gpio = GPIO_USART3_RX, -#if defined(CONFIG_SERIAL_OFLOWCONROL) && defined(CONFIG_USART3_OFLOWCONTROL) +#if defined(CONFIG_SERIAL_OFLOWCONTROL) && defined(CONFIG_USART3_OFLOWCONTROL) .cts_gpio = GPIO_USART3_CTS, #endif -#if defined(CONFIG_SERIAL_IFLOWCONROL) && defined(CONFIG_USART3_IFLOWCONTROL) +#if defined(CONFIG_SERIAL_IFLOWCONTROL) && defined(CONFIG_USART3_IFLOWCONTROL) .rts_gpio = GPIO_USART3_RTS, #endif #ifdef CONFIG_USART3_RXDMA @@ -717,10 +717,10 @@ static struct up_dev_s g_uart4priv = .usartbase = STM32_UART4_BASE, .tx_gpio = GPIO_UART4_TX, .rx_gpio = GPIO_UART4_RX, -#ifdef CONFIG_SERIAL_OFLOWCONROL +#ifdef CONFIG_SERIAL_OFLOWCONTROL .cts_gpio = 0, #endif -#ifdef CONFIG_SERIAL_IFLOWCONROL +#ifdef CONFIG_SERIAL_IFLOWCONTROL .rts_gpio = 0, #endif #ifdef CONFIG_UART4_RXDMA @@ -783,10 +783,10 @@ static struct up_dev_s g_uart5priv = .usartbase = STM32_UART5_BASE, .tx_gpio = GPIO_UART5_TX, .rx_gpio = GPIO_UART5_RX, -#ifdef CONFIG_SERIAL_OFLOWCONROL +#ifdef CONFIG_SERIAL_OFLOWCONTROL .cts_gpio = 0, #endif -#ifdef CONFIG_SERIAL_IFLOWCONROL +#ifdef CONFIG_SERIAL_IFLOWCONTROL .rts_gpio = 0, #endif #ifdef CONFIG_UART5_RXDMA @@ -849,10 +849,10 @@ static struct up_dev_s g_usart6priv = .usartbase = STM32_USART6_BASE, .tx_gpio = GPIO_USART6_TX, .rx_gpio = GPIO_USART6_RX, -#if defined(CONFIG_SERIAL_OFLOWCONROL) && defined(CONFIG_USART6_OFLOWCONTROL) +#if defined(CONFIG_SERIAL_OFLOWCONTROL) && defined(CONFIG_USART6_OFLOWCONTROL) .cts_gpio = GPIO_USART6_CTS, #endif -#if defined(CONFIG_SERIAL_IFLOWCONROL) && defined(CONFIG_USART6_IFLOWCONTROL) +#if defined(CONFIG_SERIAL_IFLOWCONTROL) && defined(CONFIG_USART6_IFLOWCONTROL) .rts_gpio = GPIO_USART6_RTS, #endif #ifdef CONFIG_USART6_RXDMA @@ -909,10 +909,10 @@ static struct up_dev_s g_uart7priv = .usartbase = STM32_UART7_BASE, .tx_gpio = GPIO_UART7_TX, .rx_gpio = GPIO_UART7_RX, -#if defined(CONFIG_SERIAL_OFLOWCONROL) && defined(CONFIG_USART7_OFLOWCONTROL) +#if defined(CONFIG_SERIAL_OFLOWCONTROL) && defined(CONFIG_USART7_OFLOWCONTROL) .cts_gpio = GPIO_UART7_CTS, #endif -#if defined(CONFIG_SERIAL_IFLOWCONROL) && defined(CONFIG_USART7_IFLOWCONTROL) +#if defined(CONFIG_SERIAL_IFLOWCONTROL) && defined(CONFIG_USART7_IFLOWCONTROL) .rts_gpio = GPIO_UART7_RTS, #endif #ifdef CONFIG_UART7_RXDMA @@ -969,10 +969,10 @@ static struct up_dev_s g_uart8priv = .usartbase = STM32_UART8_BASE, .tx_gpio = GPIO_UART8_TX, .rx_gpio = GPIO_UART8_RX, -#if defined(CONFIG_SERIAL_OFLOWCONROL) && defined(CONFIG_USART8_OFLOWCONTROL) +#if defined(CONFIG_SERIAL_OFLOWCONTROL) && defined(CONFIG_USART8_OFLOWCONTROL) .cts_gpio = GPIO_UART8_CTS, #endif -#if defined(CONFIG_SERIAL_IFLOWCONROL) && defined(CONFIG_USART8_IFLOWCONTROL) +#if defined(CONFIG_SERIAL_IFLOWCONTROL) && defined(CONFIG_USART8_IFLOWCONTROL) .rts_gpio = GPIO_UART8_RTS, #endif #ifdef CONFIG_UART8_RXDMA @@ -1329,14 +1329,14 @@ static int up_setup(struct uart_dev_s *dev) stm32_configgpio(priv->tx_gpio); stm32_configgpio(priv->rx_gpio); -#ifdef CONFIG_SERIAL_OFLOWCONROL +#ifdef CONFIG_SERIAL_OFLOWCONTROL if (priv->cts_gpio != 0) { stm32_configgpio(priv->cts_gpio); } #endif -#ifdef CONFIG_SERIAL_IFLOWCONROL +#ifdef CONFIG_SERIAL_IFLOWCONTROL if (priv->rts_gpio != 0) { stm32_configgpio(priv->rts_gpio); @@ -1743,6 +1743,18 @@ static int up_ioctl(struct file *filep, int cmd, unsigned long arg) */ uint32_t cr = up_serialin(priv, STM32_USART_CR3_OFFSET); +#if defined(CONFIG_STM32_STM32F10XX) + if (arg == SER_SINGLEWIRE_ENABLED) + { + stm32_configgpio((priv->tx_gpio & ~(GPIO_CNF_MASK)) | GPIO_CNF_AFOD); + cr |= USART_CR3_HDSEL; + } + else + { + stm32_configgpio((priv->tx_gpio & ~(GPIO_CNF_MASK)) | GPIO_CNF_AFPP); + cr &= ~USART_CR3_HDSEL; + } +#else if (arg == SER_SINGLEWIRE_ENABLED) { @@ -1754,6 +1766,7 @@ static int up_ioctl(struct file *filep, int cmd, unsigned long arg) stm32_configgpio(priv->tx_gpio | GPIO_PUSHPULL); cr &= ~USART_CR3_HDSEL; } +#endif up_serialout(priv, STM32_USART_CR3_OFFSET, cr); } @@ -1806,10 +1819,10 @@ static int up_ioctl(struct file *filep, int cmd, unsigned long arg) /* Perform some sanity checks before accepting any changes */ if (((termiosp->c_cflag & CSIZE) != CS8) -#ifdef CONFIG_SERIAL_IFLOWCONROL +#ifdef CONFIG_SERIAL_IFLOWCONTROL || ((termiosp->c_cflag & CCTS_OFLOW) && (priv->cts_gpio == 0)) #endif -#ifdef CONFIG_SERIAL_IFLOWCONROL +#ifdef CONFIG_SERIAL_IFLOWCONTROL || ((termiosp->c_cflag & CRTS_IFLOW) && (priv->rts_gpio == 0)) #endif ) @@ -2424,13 +2437,12 @@ void up_serialinit(void) (void)uart_register("/dev/ttyS0", &uart_devs[CONSOLE_UART - 1]->dev); minor = 1; - /* If we need to re-initialise the console to enable DMA do that here. */ +#endif /* CONFIG_SERIAL_DISABLE_REORDERING not defined */ +/* If we need to re-initialise the console to enable DMA do that here. */ # ifdef SERIAL_HAVE_CONSOLE_DMA up_dma_setup(&uart_devs[CONSOLE_UART - 1]->dev); # endif -#endif /* CONFIG_SERIAL_DISABLE_REORDERING not defined */ - #endif /* CONSOLE_UART > 0 */ /* Register all remaining USARTs */ |