mirror of
https://github.com/RT-Thread/rt-thread.git
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74 lines
2.3 KiB
C
74 lines
2.3 KiB
C
/*
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* Copyright (c) 2006-2022, RT-Thread Development Team
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*
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* SPDX-License-Identifier: Apache-2.0
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*
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* Change Logs:
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* Date Author Notes
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* 2022-04-10 THEWON first version for serialX
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*/
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#ifndef __DRV_USARTX_H__
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#define __DRV_USARTX_H__
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#include <rtthread.h>
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#include "rtdevice.h"
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#include <rthw.h>
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#include <drv_common.h>
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#include "drv_dma.h"
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int rt_hw_usart_init(void);
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#if defined(SOC_SERIES_STM32F0) || defined(SOC_SERIES_STM32F1) || defined(SOC_SERIES_STM32L4) || defined(SOC_SERIES_STM32WL) \
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|| defined(SOC_SERIES_STM32L0) || defined(SOC_SERIES_STM32G0) || defined(SOC_SERIES_STM32G4) || defined(SOC_SERIES_STM32WB)|| defined(SOC_SERIES_STM32F3)
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#define DMA_INSTANCE_TYPE DMA_Channel_TypeDef
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#elif defined(SOC_SERIES_STM32F2) || defined(SOC_SERIES_STM32F4) || defined(SOC_SERIES_STM32F7) \
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|| defined(SOC_SERIES_STM32H7) || defined(SOC_SERIES_STM32MP1)
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#define DMA_INSTANCE_TYPE DMA_Stream_TypeDef
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#endif /* defined(SOC_SERIES_STM32F1) || defined(SOC_SERIES_STM32L4) || defined(SOC_SERIES_STM32WL) */
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#if defined(SOC_SERIES_STM32F1) || defined(SOC_SERIES_STM32L4) || defined(SOC_SERIES_STM32WL) || defined(SOC_SERIES_STM32F2) \
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|| defined(SOC_SERIES_STM32F4) || defined(SOC_SERIES_STM32L0) || defined(SOC_SERIES_STM32G0) \
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|| defined(SOC_SERIES_STM32G4) || defined(SOC_SERIES_STM32WB)|| defined(SOC_SERIES_STM32F3)
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#define UART_INSTANCE_CLEAR_FUNCTION __HAL_UART_CLEAR_FLAG
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#elif defined(SOC_SERIES_STM32F7) || defined(SOC_SERIES_STM32F0) || defined(SOC_SERIES_STM32H7) \
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|| defined(SOC_SERIES_STM32MP1)
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#define UART_INSTANCE_CLEAR_FUNCTION __HAL_UART_CLEAR_IT
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#endif
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/* stm32 config class */
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struct stm32_uart_config
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{
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const char *name;
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USART_TypeDef *Instance;
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IRQn_Type irq_type;
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rt_uint32_t mask;
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#ifdef RT_SERIAL_USING_DMA
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struct dma_config *dma_conf_rx;
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struct dma_config *dma_conf_tx;
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#endif
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};
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/* stm32 uart driver class */
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struct stm32_uart
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{
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UART_HandleTypeDef handle;
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struct rt_serial_device serial;
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struct stm32_uart_config *uart_config;
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#ifdef RT_SERIAL_USING_DMA
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rt_bool_t dmaTxing;
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struct
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{
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DMA_HandleTypeDef handle;
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} dma_rx;
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struct
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{
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DMA_HandleTypeDef handle;
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} dma_tx;
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rt_uint16_t uart_dma_flag;
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#endif
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};
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#endif /* __DRV_USART_H__ */
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