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/*
* Copyright (c) 2006-2023, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2021-06-01 KyleChan first version
*/
#ifndef __DRV_USART_V2_H__
#define __DRV_USART_V2_H__
#include <rtthread.h>
#include <rtdevice.h>
#include <rthw.h>
#include <drv_common.h>
#include <drv_dma.h>
#include <drv_config.h>
int rt_hw_usart_init(void);
#if defined(SOC_SERIES_STM32L4) || defined(SOC_SERIES_STM32WL) || defined(SOC_SERIES_STM32F7) || defined(SOC_SERIES_STM32F0) || defined(SOC_SERIES_STM32L0) || defined(SOC_SERIES_STM32G0) || defined(SOC_SERIES_STM32H7) || defined(SOC_SERIES_STM32L5) || defined(SOC_SERIES_STM32G4) || defined(SOC_SERIES_STM32MP1) || defined(SOC_SERIES_STM32WB) || defined(SOC_SERIES_STM32F3) || defined(SOC_SERIES_STM32U5) || defined(SOC_SERIES_STM32H5) || defined(SOC_SERIES_STM32H7RS) || defined(SOC_SERIES_STM32N6)
#define UART_SET_TDR(__HANDLE__, __DATA__) ((__HANDLE__)->Instance->TDR = (__DATA__))
#define UART_GET_RDR(__HANDLE__, MASK) ((__HANDLE__)->Instance->RDR & MASK)
#else
#define UART_SET_TDR(__HANDLE__, __DATA__) ((__HANDLE__)->Instance->DR = (__DATA__))
#define UART_GET_RDR(__HANDLE__, MASK) ((__HANDLE__)->Instance->DR & MASK)
#endif
#if defined(SOC_SERIES_STM32F1) || defined(SOC_SERIES_STM32L4) || defined(SOC_SERIES_STM32L5) || defined(SOC_SERIES_STM32WL) || defined(SOC_SERIES_STM32F2) || defined(SOC_SERIES_STM32F4) || defined(SOC_SERIES_STM32L0) || defined(SOC_SERIES_STM32G0) || defined(SOC_SERIES_STM32G4) || defined(SOC_SERIES_STM32WB) || defined(SOC_SERIES_STM32F3) || defined(SOC_SERIES_STM32U5) || defined(SOC_SERIES_STM32H5) || defined(SOC_SERIES_STM32H7RS) || defined(SOC_SERIES_STM32N6)
#define UART_INSTANCE_CLEAR_FUNCTION __HAL_UART_CLEAR_FLAG
#elif defined(SOC_SERIES_STM32F7) || defined(SOC_SERIES_STM32F0) || defined(SOC_SERIES_STM32H7) || defined(SOC_SERIES_STM32MP1)
#define UART_INSTANCE_CLEAR_FUNCTION __HAL_UART_CLEAR_IT
#endif
#define UART_RX_DMA_IT_IDLE_FLAG 0x00
#define UART_RX_DMA_IT_HT_FLAG 0x01
#define UART_RX_DMA_IT_TC_FLAG 0x02
#define UART_CTRL_SET_ERROR_CALLBACK 0x100
/* stm32 config class */
struct stm32_uart_config
{
const char *name;
USART_TypeDef *Instance;
IRQn_Type irq_type;
#ifdef RT_SERIAL_USING_DMA
const struct stm32_dma_config *dma_rx;
const struct stm32_dma_config *dma_tx;
#endif
};
/* stm32 uart dirver class */
struct stm32_uart
{
UART_HandleTypeDef handle;
struct stm32_uart_config *config;
/* device call back */
rt_err_t (*error_indicate)(rt_device_t dev, rt_uint32_t error_code);
#ifdef RT_SERIAL_USING_DMA
struct
{
DMA_HandleTypeDef handle;
rt_size_t remaining_cnt;
} dma_rx;
struct
{
DMA_HandleTypeDef handle;
} dma_tx;
#endif
rt_uint16_t uart_dma_flag;
struct rt_serial_device serial;
};
#endif /* __DRV_USART_H__ */
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