src/target/oocd_trace.h

   1 /***************************************************************************
   2  *   Copyright (C) 2007 by Dominic Rath                                    *
   3  *   Dominic.Rath@gmx.de                                                   *
   4  *                                                                         *
   5  *   This program is free software; you can redistribute it and/or modify  *
   6  *   it under the terms of the GNU General Public License as published by  *
   7  *   the Free Software Foundation; either version 2 of the License, or     *
   8  *   (at your option) any later version.                                   *
   9  *                                                                         *
  10  *   This program is distributed in the hope that it will be useful,       *
  11  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
  12  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
  13  *   GNU General Public License for more details.                          *
  14  *                                                                         *
  15  *   You should have received a copy of the GNU General Public License     *
  16  *   along with this program.  If not, see <http://www.gnu.org/licenses/>. *
  17  ***************************************************************************/
  18
  19 #ifndef OPENOCD_TARGET_OOCD_TRACE_H
  20 #define OPENOCD_TARGET_OOCD_TRACE_H
  21
  22 #include <termios.h>
  23
  24 /* registers */
  25 enum {
  26         OOCD_TRACE_ID = 0x7,
  27         OOCD_TRACE_ADDRESS = 0x0,
  28         OOCD_TRACE_TRIGGER_COUNTER = 0x01,
  29         OOCD_TRACE_CONTROL = 0x2,
  30         OOCD_TRACE_STATUS = 0x3,
  31         OOCD_TRACE_SDRAM_COUNTER = 0x4,
  32 };
  33
  34 /* commands */
  35 enum {
  36         OOCD_TRACE_NOP = 0x0,
  37         OOCD_TRACE_READ_REG = 0x10,
  38         OOCD_TRACE_WRITE_REG = 0x18,
  39         OOCD_TRACE_READ_RAM = 0x20,
  40 /*      OOCD_TRACE_WRITE_RAM = 0x28, */
  41         OOCD_TRACE_RESYNC = 0xf0,
  42 };
  43
  44 struct oocd_trace {
  45         struct etm_context *etm_ctx;
  46         char *tty;
  47         int tty_fd;
  48         struct termios oldtio, newtio;
  49 };
  50
  51 extern struct etm_capture_driver oocd_trace_capture_driver;
  52
  53 #endif /* OPENOCD_TARGET_OOCD_TRACE_H */