55 lines
1.0 KiB
C
55 lines
1.0 KiB
C
/** @file
|
|
* @brief Modem interface for UART header file.
|
|
*
|
|
* Modem interface UART handling for modem context driver.
|
|
*/
|
|
|
|
/*
|
|
* Copyright (c) 2019 Foundries.io
|
|
*
|
|
* SPDX-License-Identifier: Apache-2.0
|
|
*/
|
|
|
|
#ifndef ZEPHYR_INCLUDE_DRIVERS_MODEM_MODEM_IFACE_UART_H_
|
|
#define ZEPHYR_INCLUDE_DRIVERS_MODEM_MODEM_IFACE_UART_H_
|
|
|
|
#include <kernel.h>
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif
|
|
|
|
struct modem_iface_uart_data {
|
|
/* ISR char buffer */
|
|
char *isr_buf;
|
|
size_t isr_buf_len;
|
|
|
|
/* ring buffer char buffer */
|
|
char *rx_rb_buf;
|
|
size_t rx_rb_buf_len;
|
|
|
|
/* ring buffer */
|
|
struct ring_buf rx_rb;
|
|
|
|
/* rx semaphore */
|
|
struct k_sem rx_sem;
|
|
};
|
|
|
|
/**
|
|
* @brief Init modem interface for UART
|
|
*
|
|
* @param *iface: modem interface to initialize.
|
|
* @param *data: modem interface data to use
|
|
*
|
|
* @retval 0 if ok, < 0 if error.
|
|
*/
|
|
int modem_iface_uart_init(struct modem_iface *iface,
|
|
struct modem_iface_uart_data *data,
|
|
const char *dev_name);
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
|
|
#endif /* ZEPHYR_INCLUDE_DRIVERS_MODEM_MODEM_IFACE_UART_H_ */
|