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STM32 serial: move init_uart function at the end of file

pull/5962/head
bcostm 2018-01-25 13:09:57 +01:00
parent cf5065c312
commit 0efd33f010
1 changed files with 40 additions and 33 deletions
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73
targets/TARGET_STM/serial_api.c
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@ -38,6 +38,9 @@ serial_t stdio_uart;
extern UART_HandleTypeDef uart_handlers[]; extern UART_HandleTypeDef uart_handlers[];
extern uint32_t serial_irq_ids[]; extern uint32_t serial_irq_ids[];
// Utility functions
HAL_StatusTypeDef init_uart(serial_t *obj);
void serial_init(serial_t *obj, PinName tx, PinName rx) void serial_init(serial_t *obj, PinName tx, PinName rx)
{ {
struct serial_s *obj_s = SERIAL_S(obj); struct serial_s *obj_s = SERIAL_S(obj);
@ -202,7 +205,6 @@ void serial_init(serial_t *obj, PinName tx, PinName rx)
IndexNumber++; IndexNumber++;
#endif #endif
#if defined(LPUART1_BASE) #if defined(LPUART1_BASE)
if (obj_s->uart == LPUART_1) { if (obj_s->uart == LPUART_1) {
__HAL_RCC_LPUART1_FORCE_RESET(); __HAL_RCC_LPUART1_FORCE_RESET();
@ -423,38 +425,6 @@ void serial_baud(serial_t *obj, int baudrate)
} }
} }
HAL_StatusTypeDef init_uart(serial_t *obj)
{
struct serial_s *obj_s = SERIAL_S(obj);
UART_HandleTypeDef *huart = &uart_handlers[obj_s->index];
huart->Instance = (USART_TypeDef *)(obj_s->uart);
huart->Init.BaudRate = obj_s->baudrate;
huart->Init.WordLength = obj_s->databits;
huart->Init.StopBits = obj_s->stopbits;
huart->Init.Parity = obj_s->parity;
#if DEVICE_SERIAL_FC
huart->Init.HwFlowCtl = obj_s->hw_flow_ctl;
#else
huart->Init.HwFlowCtl = UART_HWCONTROL_NONE;
#endif
huart->Init.OverSampling = UART_OVERSAMPLING_16;
huart->TxXferCount = 0;
huart->TxXferSize = 0;
huart->RxXferCount = 0;
huart->RxXferSize = 0;
if (obj_s->pin_rx == NC) {
huart->Init.Mode = UART_MODE_TX;
} else if (obj_s->pin_tx == NC) {
huart->Init.Mode = UART_MODE_RX;
} else {
huart->Init.Mode = UART_MODE_TX_RX;
}
return HAL_UART_Init(huart);
}
void serial_format(serial_t *obj, int data_bits, SerialParity parity, int stop_bits) void serial_format(serial_t *obj, int data_bits, SerialParity parity, int stop_bits)
{ {
struct serial_s *obj_s = SERIAL_S(obj); struct serial_s *obj_s = SERIAL_S(obj);
@ -550,4 +520,41 @@ void serial_break_clear(serial_t *obj)
(void)obj; (void)obj;
} }
/******************************************************************************
* UTILITY FUNCTIONS
******************************************************************************/
HAL_StatusTypeDef init_uart(serial_t *obj)
{
struct serial_s *obj_s = SERIAL_S(obj);
UART_HandleTypeDef *huart = &uart_handlers[obj_s->index];
huart->Instance = (USART_TypeDef *)(obj_s->uart);
huart->Init.BaudRate = obj_s->baudrate;
huart->Init.WordLength = obj_s->databits;
huart->Init.StopBits = obj_s->stopbits;
huart->Init.Parity = obj_s->parity;
#if DEVICE_SERIAL_FC
huart->Init.HwFlowCtl = obj_s->hw_flow_ctl;
#else
huart->Init.HwFlowCtl = UART_HWCONTROL_NONE;
#endif
huart->Init.OverSampling = UART_OVERSAMPLING_16;
huart->TxXferCount = 0;
huart->TxXferSize = 0;
huart->RxXferCount = 0;
huart->RxXferSize = 0;
if (obj_s->pin_rx == NC) {
huart->Init.Mode = UART_MODE_TX;
} else if (obj_s->pin_tx == NC) {
huart->Init.Mode = UART_MODE_RX;
} else {
huart->Init.Mode = UART_MODE_TX_RX;
}
return HAL_UART_Init(huart);
}
#endif /* DEVICE_SERIAL */ #endif /* DEVICE_SERIAL */