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ben-wpan/atusb/fw/atusb.c
Josef Filzmaier 8c574484b8 atusb/fw: Introduce DEBUG flag
This flag can be used to enable debugging over uart. Currently only
available for boards with the at90usb1287 chip.

Signed-off-by: Josef Filzmaier <j.filzmaier@gmx.at>
2017-09-13 17:45:54 +02:00

64 lines
1.1 KiB
C

/*
* fw/atusb.c - ATUSB initialization and main loop
*
* Written 2008-2011 by Werner Almesberger
* Copyright 2008-2011 Werner Almesberger
*
* 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.
*/
#include <stdint.h>
#include <avr/io.h>
#include <avr/sleep.h>
#include <avr/interrupt.h>
#include "usb.h"
#include "board.h"
#include "sernum.h"
#include "spi.h"
#include "atusb/ep0.h"
#ifdef DEBUG
#include "uart.h"
#endif
int main(void)
{
board_init();
board_app_init();
reset_rf();
user_get_descriptor = sernum_get_descr;
/* now we should be at 8 MHz */
#ifdef DEBUG
uart_init();
static FILE atben_stdout = FDEV_SETUP_STREAM(uart_write_char, NULL,
_FDEV_SETUP_WRITE);
stdout = &atben_stdout;
#endif
usb_init();
ep0_init();
#ifdef ATUSB
timer_init();
/* move interrupt vectors to 0 */
MCUCR = 1 << IVCE;
MCUCR = 0;
#endif
sei();
while (1)
sleep_mode();
}