/* AT91SAM7 Trigger output routines for OpenPCD / OpenPICC
 * (C) 2006 by Harald Welte <hwelte@hmw-consulting.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.
 *
 *  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 <lib_AT91SAM7.h>
#include <os/trigger.h>
#include "../openpcd.h"

void trigger_init(void)
{
	AT91F_PIO_CfgOutput(AT91C_BASE_PIOA, OPENPCD_PIO_TRIGGER);
}

void trigger_pulse(void)
{
	volatile int i;
	AT91F_PIO_SetOutput(AT91C_BASE_PIOA, OPENPCD_PIO_TRIGGER);
	for (i=0; i < 0xff; i++)
		{ }
	AT91F_PIO_ClearOutput(AT91C_BASE_PIOA, OPENPCD_PIO_TRIGGER);
}