platform/ext/common/uart_stdout.h

/*
 * Copyright (c) 2017-2019 ARM Limited
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#ifndef __UART_STDOUT_H__
#define __UART_STDOUT_H__

#include <stdint.h>

/**
 * \brief UART channels that
 *        can be used from TFM
 */
enum uart_channel {
    UART0_CHANNEL = 0,
    UART1_CHANNEL,
    UART_INVALID
};

/**
 * \brief Initializes the STDIO.
 *
 */
void stdio_init(void);

/**
 * \brief Uninitializes the STDIO.
 */
void stdio_uninit(void);

/**
 * \brief Output buffer by STDIO.
 */
int stdio_output_string(const unsigned char *str, uint32_t len);

#endif /* __UART_STDOUT_H__ */