1 /***************************************************************************
2 * Copyright (C) 2005 by Dominic Rath *
3 * Dominic.Rath@gmx.de *
5 * Copyright (C) 2007,2008 Øyvind Harboe *
6 * oyvind.harboe@zylin.com *
8 * This program is free software; you can redistribute it and/or modify *
9 * it under the terms of the GNU General Public License as published by *
10 * the Free Software Foundation; either version 2 of the License, or *
11 * (at your option) any later version. *
13 * This program is distributed in the hope that it will be useful, *
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
16 * GNU General Public License for more details. *
18 * You should have received a copy of the GNU General Public License *
19 * along with this program. If not, see <http://www.gnu.org/licenses/>. *
20 ***************************************************************************/
27 struct bitbang_interface {
28 /* low level callbacks (for bitbang)
31 void (*write)(int tck, int tms, int tdi);
32 void (*reset)(int trst, int srst);
33 void (*blink)(int on);
34 int (*swdio_read)(void);
35 void (*swdio_drive)(bool on);
38 const struct swd_driver bitbang_swd;
42 int bitbang_execute_queue(void);
44 extern struct bitbang_interface *bitbang_interface;
45 void bitbang_switch_to_swd(void);
46 int bitbang_swd_switch_seq(enum swd_special_seq seq);
48 #endif /* BITBANG_H */