- added support for Asix Presto JTAG interface (thanks to Pavel Chromy and Asix for making this addition possible)

- added support for usbprog (thanks to Benedikt Sauter)
- make OpenOCD listen for WM_QUIT messages on windows (thanks to Pavel Chromy)
- register at_exit handler to do necessary unregistering (thanks to Pavel Chromy)
- added dummy ETM capture driver to allow ETM to be registered without a capture driver


git-svn-id: svn://svn.berlios.de/openocd/trunk@180 b42882b7-edfa-0310-969c-e2dbd0fdcd60

src/jtag/bitq.h

@@ -0,0 +1,57 @@
+/***************************************************************************
+ *   Copyright (C) 2007 by Pavel Chromy                                    *
+ *   chromy@asix.cz                                                        *
+ *                                                                         *
+ *   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.             *
+ ***************************************************************************/
+#ifndef BITQ_H
+#define BITQ_H
+
+#include "jtag.h"
+
+typedef struct bitq_interface_s
+{
+	/* functions enqueueing low level IO requests
+	*/
+	int (*out)(int tms, int tdi, int tdo_req);
+	int (*flush)(void);
+
+	int (*sleep)(unsigned long us);
+	int (*reset)(int trst, int srst);
+
+	/* delayed read of requested TDO data,
+	 * the input shall be checked after call to any enqueuing function
+	 */
+	int (*in_rdy)(void);
+	int (*in)(void);
+} bitq_interface_t;
+
+typedef struct bitq_state_s
+{
+  jtag_command_t *cmd; /* command currently processed */
+  int field_idx; /* index of field currently being processed */
+  int bit_pos; /* position of bit curently being processed */
+
+  int status; /* processing status */
+} bitq_state_t;
+
+extern bitq_interface_t *bitq_interface;
+
+extern int bitq_execute_queue(void);
+
+extern void bitq_cleanup(void);
+
+#endif /* BITQ_H */