139 lines
3.5 KiB
C
139 lines
3.5 KiB
C
/*
|
|
* Copyright (c) 2020 Fingerprint Cards AB
|
|
*
|
|
* 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
|
|
*
|
|
* https://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.
|
|
*
|
|
* Modified by Andrey Perminov <andrey.ppp@gmail.com>
|
|
* for FPC BM-Lite applications
|
|
*/
|
|
|
|
#ifndef PLATFORM_RPI_H
|
|
#define PLATFORM_RPI_H
|
|
|
|
/**
|
|
* @file platform.h
|
|
* @brief Platform specific function interface
|
|
*/
|
|
|
|
#include <stdint.h>
|
|
#include <stdbool.h>
|
|
|
|
#include "fpc_bep_types.h"
|
|
#include "hcp_tiny.h"
|
|
|
|
typedef enum {
|
|
COM_INTERFACE = 0,
|
|
SPI_INTERFACE
|
|
} interface_t;
|
|
|
|
typedef struct {
|
|
interface_t iface;
|
|
char *port;
|
|
uint32_t baudrate;
|
|
uint32_t timeout;
|
|
HCP_comm_t *hcp_comm;
|
|
} rpi_initparams_t;
|
|
|
|
/*
|
|
* Pin definitions for RPI 3
|
|
*/
|
|
#define BMLITE_RESET_PIN 0
|
|
#define BMLITE_IRQ_PIN 22
|
|
#define SPI_CHANNEL 0
|
|
|
|
/**
|
|
* @brief Initializes COM Physical layer.
|
|
*
|
|
* @param[in] port tty port to use.
|
|
* @param[in] baudrate Baudrate.
|
|
* @param[in] timeout Timeout in ms. Use 0 for infinity.
|
|
*/
|
|
bool rpi_com_init(char *port, int baudrate, int timeout);
|
|
|
|
/**
|
|
* @brief Sends data over communication port in blocking mode.
|
|
*
|
|
* @param[in] size Number of bytes to send.
|
|
* @param[in] data Data buffer to send.
|
|
* @param[in] timeout Timeout in ms. Use 0 for infinity.
|
|
*
|
|
* @return ::fpc_bep_result_t
|
|
*/
|
|
fpc_bep_result_t rpi_com_send(uint16_t size, const uint8_t *data, uint32_t timeout);
|
|
|
|
/**
|
|
* @brief Receives data from communication port in blocking mode.
|
|
*
|
|
* @param[in] size Number of bytes to receive.
|
|
* @param[in, out] data Data buffer to fill.
|
|
* @param[in] timeout Timeout in ms. Use 0 for infinity.
|
|
*
|
|
* @return ::fpc_bep_result_t
|
|
*/
|
|
fpc_bep_result_t rpi_com_receive(uint16_t size, uint8_t *data, uint32_t timeout);
|
|
|
|
/**
|
|
* @brief Initializes SPI Physical layer.
|
|
*
|
|
* @param[in] speed_hz Baudrate.
|
|
*/
|
|
bool rpi_spi_init(uint32_t speed_hz);
|
|
|
|
/**
|
|
* @brief Sends data over communication port in blocking mode.
|
|
*
|
|
* @param[in] size Number of bytes to send.
|
|
* @param[in] data Data buffer to send.
|
|
* @param[in] timeout Timeout in ms. Use 0 for infinity.
|
|
*
|
|
* @return ::fpc_bep_result_t
|
|
*/
|
|
fpc_bep_result_t platform_spi_send(uint16_t size, const uint8_t *data, uint32_t timeout,
|
|
void *session);
|
|
|
|
/**
|
|
* @brief Receives data from communication port in blocking mode.
|
|
*
|
|
* @param[in] size Number of bytes to receive.
|
|
* @param[in, out] data Data buffer to fill.
|
|
* @param[in] timeout Timeout in ms. Use 0 for infinity.
|
|
*
|
|
* @return ::fpc_bep_result_t
|
|
*/
|
|
fpc_bep_result_t platform_spi_receive(uint16_t size, uint8_t *data, uint32_t timeout,
|
|
void *session);
|
|
|
|
/**
|
|
* @brief Get time in micro seconds
|
|
*
|
|
* @return time in us.
|
|
*/
|
|
// uint64_t platform_get_time(void);
|
|
|
|
/**
|
|
* @brief Clear console screen
|
|
*/
|
|
void rpi_clear_screen(void);
|
|
|
|
/**
|
|
* @brief Busy wait.
|
|
*
|
|
* @param[in] ms Time to wait [ms].
|
|
* 0 => return immediately
|
|
* 1 => wait at least 1ms etc.
|
|
*/
|
|
void hal_timebase_busy_wait(uint32_t ms);
|
|
|
|
|
|
#endif /* PLATFORM_RPI_H */
|