riscv-openocd/contrib/libdcc/example.c

/***************************************************************************
 *   Copyright (C) 2008 by Spencer Oliver                                  *
 *   spen@spen-soft.co.uk                                                  *
 *   Copyright (C) 2008 by Frederik Kriewtz                                *
 *   frederik@kriewitz.eu                                                  *
 *                                                                         *
 *   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, see <http://www.gnu.org/licenses/>. *
 ***************************************************************************/

#include "dcc_stdio.h"

/* enable openocd debugmsg at the gdb prompt:
 * monitor target_request debugmsgs enable
 *
 * create a trace point:
 * monitor trace point 1
 *
 * to show how often the trace point was hit:
 * monitor trace point
*/

int main(void)
{
	dbg_write_str("hello world");

	dbg_write_char('t');
	dbg_write_char('e');
	dbg_write_char('s');
	dbg_write_char('t');
	dbg_write_char('\n');

	unsigned long test_u32 = 0x01234567;
	dbg_write_u32(&test_u32, 1);

	static const unsigned short test_u16[] = {0x0123, 0x4567, 0x89AB, 0xCDEF, 0x0123, 0x4567, 0x89AB, 0xCDEF};
	dbg_write_u16(test_u16, 8);

	static const unsigned char test_u8[] = {0x00, 0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77, 0x88, 0x99, 0xAA, 0xBB, 0xCC, 0XDD, 0xEE, 0xFF};
	dbg_write_u8(test_u8, 16);

	while(1)
	{
		dbg_trace_point(0);
	}
}