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/***************************************************************************
* Copyright (C) 2005 by Dominic Rath *
* Dominic.Rath@gmx.de *
* *
* Copyright (C) 2007,2008 Øyvind Harboe *
* oyvind.harboe@zylin.com *
* *
* 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/>. *
***************************************************************************/
#ifndef OPENOCD_JTAG_DRIVERS_BITBANG_H
#define OPENOCD_JTAG_DRIVERS_BITBANG_H
#include <jtag/swd.h>
struct bitbang_interface {
/* low level callbacks (for bitbang)
*/
int (*read)(void);
void (*write)(int tck, int tms, int tdi);
void (*reset)(int trst, int srst);
void (*blink)(int on);
int (*swdio_read)(void);
void (*swdio_drive)(bool on);
};
const struct swd_driver bitbang_swd;
extern bool swd_mode;
int bitbang_execute_queue(void);
extern struct bitbang_interface *bitbang_interface;
void bitbang_switch_to_swd(void);
int bitbang_swd_switch_seq(enum swd_special_seq seq);
#endif /* OPENOCD_JTAG_DRIVERS_BITBANG_H */
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