/***************************************************************************
 *   Copyright (C) 01/2008 by Olaf Rempel                                  *
 *   razzor@kopf-tisch.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; version 2 of the License                *
 *                                                                         *
 *   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.                          *
 *                                                                         *
 *   You should have received a copy of the GNU General Public License     *
 *   along with this program; if not, write to the                         *
 *   Free Software Foundation, Inc.,                                       *
 *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
 ***************************************************************************/
#include <stdint.h>
#include <stdio.h>
#include <string.h>

#include "AT91SAM7S256.h"
#include "board.h"
#include "at91_sysc.h"
#include "at91_dbgu.h"
#include "at91_pio.h"

#include "rtos/context.h"
#include "rtos/semaphore.h"

static struct semaphore sem;

void testisr(uint32_t status, uint32_t input)
{
	printf("testisr: sem_post()\n\r");
	sem_post(&sem);
}

void testfunc(void *p)
{
	while (1) {
		printf("testfunc(%ld): sem_wait()\n\r", (uint32_t)p);
		sem_wait(&sem);
	}
}

int main(void)
{
	/* LED outputs */
	*AT91C_PIOA_PER = LED_GREEN | LED_ORANGE;
	*AT91C_PIOA_OER = LED_GREEN | LED_ORANGE;

	at91_sysc_init();
	at91_dbgu_init();
	at91_dbgu_puts("==========================================================\n\rGood morning Dave\n\r");

	at91_pio_init();

	struct context *text_ctx1 = create_ctx(512, 0x80, testfunc, (void *)1);
	printf("test_ctx(1)=%p\n\r", text_ctx1);

	struct context *text_ctx2 = create_ctx(512, 0x80, testfunc, (void *)2);
	printf("test_ctx(2)=%p\n\r", text_ctx2);

	sem_init(&sem, 0);

	init_context();
}

PIO_PINCHANGE_ISR(TAST1, testisr);