src/svf/svf.h

   1 /***************************************************************************
   2  *   Copyright (C) 2009 by Simon Qian                                      *
   3  *   SimonQian@SimonQian.com                                               *
   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  *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
  19  ***************************************************************************/
  20
  21 #ifndef SVF_H
  22 #define SVF_H
  23
  24 #include <jtag/jtag.h>
  25
  26 int svf_register_commands(struct command_context *cmd_ctx);
  27
  28 /**
  29  * svf_add_statemove() moves from the current state to @a goal_state.
  30  *
  31  * @param goal_state The final TAP state.
  32  * @return ERROR_OK on success, or an error code on failure.
  33  *
  34  * The current and goal states must satisfy svf_tap_state_is_stable().
  35  * State transition paths used by this routine are those given in the
  36  * SVF specification for single-argument STATE commands (and also used
  37  * for various other state transitions).
  38  */
  39 int svf_add_statemove(tap_state_t goal_state);
  40
  41 /**
  42  * svf_tap_state_is_stable() returns true for stable non-SHIFT states
  43  *
  44  * @param state The TAP state in question
  45  * @return true iff the state is stable and not a SHIFT state.
  46  */
  47 bool svf_tap_state_is_stable(tap_state_t state);
  48
  49 #endif  /* SVF_H */