93 lines
2.2 KiB
C
93 lines
2.2 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.
|
|
*/
|
|
|
|
/**
|
|
* @file platform.c
|
|
* @brief Platform specific functions
|
|
*/
|
|
|
|
|
|
#include "fpc_com_result.h"
|
|
#include "platform.h"
|
|
#include "bmlite.h"
|
|
#include "boards.h"
|
|
#include "platform_spi.h"
|
|
#include "btns_leds.h"
|
|
|
|
bool platform_init(uint32_t speed_hz)
|
|
{
|
|
nordic_board_init(4000000);
|
|
platform_timebase_init();
|
|
bsp_board_init(BSP_INIT_LEDS | BSP_INIT_BUTTONS);
|
|
|
|
platform_bmlite_reset();
|
|
return true;
|
|
}
|
|
|
|
uint32_t platform_get_time(void)
|
|
{
|
|
return platform_timebase_get_tick();
|
|
}
|
|
|
|
void platform_bmlite_reset(void)
|
|
{
|
|
nordic_bmlite_reset(true);
|
|
platform_timebase_busy_wait(100);
|
|
nordic_bmlite_reset(false);
|
|
platform_timebase_busy_wait(100);
|
|
}
|
|
|
|
fpc_com_result_t platform_bmlite_send(uint16_t size, const uint8_t *data, uint32_t timeout,
|
|
void *session)
|
|
{
|
|
uint8_t buff[size];
|
|
|
|
return nordic_bmlite_spi_write_read((uint8_t *)data, buff, size, false);
|
|
}
|
|
|
|
fpc_com_result_t platform_bmlite_receive(uint16_t size, uint8_t *data, uint32_t timeout,
|
|
void *session)
|
|
{
|
|
volatile uint32_t start_time = platform_get_time();
|
|
volatile uint32_t curr_time = start_time;
|
|
while (!nordic_bmlite_get_status() &&
|
|
(curr_time = platform_get_time()) - start_time < timeout) {
|
|
}
|
|
if(curr_time - start_time >= timeout) {
|
|
return FPC_COM_RESULT_TIMEOUT;
|
|
}
|
|
|
|
uint8_t buff[size];
|
|
return nordic_bmlite_spi_write_read(buff, data, size, false);
|
|
}
|
|
|
|
void platform_halt_if_debug(void)
|
|
{
|
|
// Stop here if debugger is attached.
|
|
__BKPT(0xFC);
|
|
}
|
|
|
|
void platform_sw_reset(void)
|
|
{
|
|
NVIC_SystemReset();
|
|
while(1);
|
|
}
|
|
|
|
void platform_set_led(platform_led_status_t color)
|
|
{
|
|
board_set_led(color);
|
|
}
|