/*----------------------------------------------------------------------------
 * Tencent is pleased to support the open source community by making TencentOS
 * available.
 *
 * Copyright (C) 2019 THL A29 Limited, a Tencent company. All rights reserved.
 * If you have downloaded a copy of the TencentOS binary from Tencent, please
 * note that the TencentOS binary is licensed under the BSD 3-Clause License.
 *
 * If you have downloaded a copy of the TencentOS source code from Tencent,
 * please note that TencentOS source code is licensed under the BSD 3-Clause
 * License, except for the third-party components listed below which are
 * subject to different license terms. Your integration of TencentOS into your
 * own projects may require compliance with the BSD 3-Clause License, as well
 * as the other licenses applicable to the third-party components included
 * within TencentOS.
 *---------------------------------------------------------------------------*/

#ifndef _TOS_HAL_UART_H_
#define  _TOS_HAL_UART_H_

typedef enum hal_uart_port_en {
    HAL_UART_PORT_0 = 0,
    HAL_UART_PORT_1,
    HAL_UART_PORT_2,
    HAL_UART_PORT_3,
    HAL_UART_PORT_4,
    HAL_UART_PORT_5,
    HAL_UART_PORT_6,
} hal_uart_port_t;

typedef struct hal_uart_st {
    hal_uart_port_t port;
    void           *private_uart;
} hal_uart_t;

__API__ int tos_hal_uart_init(hal_uart_t *uart, hal_uart_port_t port);

__API__ int tos_hal_uart_write(hal_uart_t *uart, const uint8_t *buf, size_t size, uint32_t timeout);

__API__ int tos_hal_uart_read(hal_uart_t *uart, const uint8_t *buf, size_t size, uint32_t timeout);

__API__ int tos_hal_uart_deinit(hal_uart_t *uart);

#endif