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, write to the *
20 * Free Software Foundation, Inc., *
21 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. *
22 ***************************************************************************/
29 struct bitbang_interface {
30 /* low level callbacks (for bitbang)
33 void (*write)(int tck, int tms, int tdi);
34 void (*reset)(int trst, int srst);
35 void (*blink)(int on);
36 int (*swdio_read)(void);
37 void (*swdio_drive)(bool on);
40 const struct swd_driver bitbang_swd;
44 int bitbang_execute_queue(void);
46 extern struct bitbang_interface *bitbang_interface;
47 void bitbang_switch_to_swd(void);
48 int bitbang_swd_switch_seq(enum swd_special_seq seq);
50 #endif /* BITBANG_H */