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, write to the                         *
  17  *   Free Software Foundation, Inc.,                                       *
  18  *   51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.           *
  19  ***************************************************************************/
  20
  21 #ifndef OOCD_TRACE_H
  22 #define OOCD_TRACE_H
  23
  24 #include <termios.h>
  25
  26 /* registers */
  27 enum {
  28         OOCD_TRACE_ID = 0x7,
  29         OOCD_TRACE_ADDRESS = 0x0,
  30         OOCD_TRACE_TRIGGER_COUNTER = 0x01,
  31         OOCD_TRACE_CONTROL = 0x2,
  32         OOCD_TRACE_STATUS = 0x3,
  33         OOCD_TRACE_SDRAM_COUNTER = 0x4,
  34 };
  35
  36 /* commands */
  37 enum {
  38         OOCD_TRACE_NOP = 0x0,
  39         OOCD_TRACE_READ_REG = 0x10,
  40         OOCD_TRACE_WRITE_REG = 0x18,
  41         OOCD_TRACE_READ_RAM = 0x20,
  42 /*      OOCD_TRACE_WRITE_RAM = 0x28, */
  43         OOCD_TRACE_RESYNC = 0xf0,
  44 };
  45
  46 struct oocd_trace {
  47         struct etm_context *etm_ctx;
  48         char *tty;
  49         int tty_fd;
  50         struct termios oldtio, newtio;
  51 };
  52
  53 extern struct etm_capture_driver oocd_trace_capture_driver;
  54
  55 #endif /* OOCD_TRACE_TRACE_H */