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STM32F30x - de-duplicate common uart code.

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This commit is contained in:
Dominic Clifton 2014-05-02 21:19:19 +01:00
parent 89b9a0492f
commit 9a3c922efc
10 changed files with 245 additions and 394 deletions
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37
src/drivers/serial_uart_common.h Executable file
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#pragma once
#define UART1_RX_BUFFER_SIZE 256
#define UART1_TX_BUFFER_SIZE 256
#define UART2_RX_BUFFER_SIZE 128
#define UART2_TX_BUFFER_SIZE 64
// FIXME this is a uart_t really. Move the generic properties into a separate structure (serialPort_t) and update the code to use it
typedef struct {
serialPort_t port;
// FIXME these are uart specific and do not belong in here
DMA_Channel_TypeDef *rxDMAChannel;
DMA_Channel_TypeDef *txDMAChannel;
uint32_t rxDMAIrq;
uint32_t txDMAIrq;
uint32_t rxDMAPos;
bool txDMAEmpty;
uint32_t txDMAPeripheralBaseAddr;
uint32_t rxDMAPeripheralBaseAddr;
USART_TypeDef *USARTx;
} uartPort_t;
extern const struct serialPortVTable uartVTable[];
serialPort_t *uartOpen(USART_TypeDef *USARTx, serialReceiveCallbackPtr callback, uint32_t baudRate, portMode_t mode);
// serialPort API
void uartWrite(serialPort_t *instance, uint8_t ch);
uint8_t uartTotalBytesWaiting(serialPort_t *instance);
uint8_t uartRead(serialPort_t *instance);
void uartSetBaudRate(serialPort_t *s, uint32_t baudRate);
bool isUartTransmitBufferEmpty(serialPort_t *s);