simtrace2/firmware/libboard/owhw/source/owhw.c

77 lines
1.7 KiB
C

/* Card simulator specific functions
*
* (C) 2015-2017 by Harald Welte <hwelte@hmw-consulting.de>
* (C) 2018-2019, sysmocom -s.f.m.c. GmbH, Author: Kevin Redon <kredon@sysmocom.de>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#include "chip.h"
#include "board.h"
#include "utils.h"
#include "usb_buf.h"
static const Pin pins_cardsim[] = PINS_CARDSIM;
void board_exec_dbg_cmd(int ch)
{
switch (ch) {
case '?':
printf("\t?\thelp\n\r");
printf("\tR\treset SAM3\n\r");
break;
case 'R':
printf("Asking NVIC to reset us\n\r");
USBD_Disconnect();
NVIC_SystemReset();
break;
default:
printf("Unknown command '%c'\n\r", ch);
break;
}
}
void board_main_top(void)
{
#ifndef APPLICATION_dfu
usb_buf_init();
#endif
}
void cardsim_set_simpres(uint8_t slot, int present)
{
if (slot > 1)
return;
if (present)
PIO_Set(&pins_cardsim[slot]);
else
PIO_Clear(&pins_cardsim[slot]);
}
void cardsim_gpio_init(void)
{
PIO_Configure(pins_cardsim, ARRAY_SIZE(pins_cardsim));
}
int board_override_enter_dfu(void)
{
const Pin bl_pin = PIN_BOOTLOADER;
PIO_Configure(&bl_pin, 1);
if (PIO_Get(&bl_pin) == 0) { // signal low
return 0; // do not override enter DFU
} else {
return 1; // override enter DFU
}
}