zephyr/drivers/console/uart_mux_internal.h

42 lines
949 B
C

/*
* Copyright (c) 2020 Intel Corporation
*
* SPDX-License-Identifier: Apache-2.0
*/
#include <zephyr/device.h>
#include <zephyr/drivers/console/uart_mux.h>
#ifdef __cplusplus
extern "C" {
#endif
/**
* @brief Send data to real UART (the data should be muxed already)
*
* @param uart Muxed uart
* @param buf Data to send
* @param size Data length
*
* @return 0 if data was sent, <0 if error
*/
int uart_mux_send(const struct device *uart, const uint8_t *buf, size_t size);
/**
* @brief Receive unmuxed data.
*
* @param mux UART mux device structure.
* @param uart Real UART device structure.
* @param dlci_address DLCI id for the virtual muxing channel
* @param timeout Amount of time to wait for the channel creation.
*
* @retval >=0 No errors, number of bytes received
* @retval <0 Error
*/
int uart_mux_recv(const struct device *mux, struct gsm_dlci *dlci,
uint8_t *data, size_t len);
#ifdef __cplusplus
}
#endif