git.gag.com Git - fw/openocd/blob - src/target/register.h

   1 /***************************************************************************
   2  *   Copyright (C) 2005 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  *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
  19  ***************************************************************************/
  20 #ifndef REGISTER_H
  21 #define REGISTER_H
  22
  23 #include "types.h"
  24 #include "target.h"
  25
  26 struct target_s;
  27
  28 typedef struct bitfield_desc_s
  29 {
  30         char *name;
  31         int num_bits;
  32 } bitfield_desc_t;
  33
  34 typedef struct reg_s
  35 {
  36         char *name;
  37         u8 *value;
  38         int dirty;
  39         int valid;
  40         int size;
  41         bitfield_desc_t *bitfield_desc;
  42         int num_bitfields;
  43         void *arch_info;
  44         int arch_type;
  45 } reg_t;
  46
  47 typedef struct reg_cache_s
  48 {
  49         char *name;
  50         struct reg_cache_s *next;
  51         reg_t *reg_list;
  52         int num_regs;
  53 } reg_cache_t;
  54
  55 typedef struct reg_arch_type_s
  56 {
  57         int id;
  58         int (*get)(reg_t *reg);
  59         int (*set)(reg_t *reg, u32 value);
  60         struct reg_arch_type_s *next;
  61 } reg_arch_type_t;
  62
  63 extern reg_t* register_get_by_name(reg_cache_t *first, char *name, int search_all);
  64 extern reg_cache_t** register_get_last_cache_p(reg_cache_t **first);
  65 extern int register_reg_arch_type(int (*get)(reg_t *reg), int (*set)(reg_t *reg, u32 value));
  66 extern reg_arch_type_t* register_get_arch_type(int id);
  67
  68 #endif /* REGISTER_H */
  69