src/target/register.h

   1 /***************************************************************************
   2  *   Copyright (C) 2005 by Dominic Rath                                    *
   3  *   Dominic.Rath@gmx.de                                                   *
   4  *                                                                         *
   5  *   Copyright (C) 2007,2008 Øyvind Harboe                                 *
   6  *   oyvind.harboe@zylin.com                                               *
   7  *                                                                         *
   8  *   This program is free software; you can redistribute it and/or modify  *
   9  *   it under the terms of the GNU General Public License as published by  *
  10  *   the Free Software Foundation; either version 2 of the License, or     *
  11  *   (at your option) any later version.                                   *
  12  *                                                                         *
  13  *   This program is distributed in the hope that it will be useful,       *
  14  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
  15  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
  16  *   GNU General Public License for more details.                          *
  17  *                                                                         *
  18  *   You should have received a copy of the GNU General Public License     *
  19  *   along with this program; if not, write to the                         *
  20  *   Free Software Foundation, Inc.,                                       *
  21  *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
  22  ***************************************************************************/
  23 #ifndef REGISTER_H
  24 #define REGISTER_H
  25
  26 #include "types.h"
  27
  28 struct target_s;
  29
  30 typedef struct bitfield_desc_s
  31 {
  32         char *name;
  33         int num_bits;
  34 } bitfield_desc_t;
  35
  36 typedef struct reg_s
  37 {
  38         char *name;
  39         void *value;
  40         int dirty;
  41         int valid;
  42         uint32_t size;
  43         bitfield_desc_t *bitfield_desc;
  44         int num_bitfields;
  45         void *arch_info;
  46         int arch_type;
  47 } reg_t;
  48
  49 typedef struct reg_cache_s
  50 {
  51         char *name;
  52         struct reg_cache_s *next;
  53         reg_t *reg_list;
  54         int num_regs;
  55 } reg_cache_t;
  56
  57 typedef struct reg_arch_type_s
  58 {
  59         int id;
  60         int (*get)(reg_t *reg);
  61         int (*set)(reg_t *reg, uint8_t *buf);
  62         struct reg_arch_type_s *next;
  63 } reg_arch_type_t;
  64
  65 extern reg_t* register_get_by_name(reg_cache_t *first, char *name, int search_all);
  66 extern reg_cache_t** register_get_last_cache_p(reg_cache_t **first);
  67 extern int register_reg_arch_type(int (*get)(reg_t *reg), int (*set)(reg_t *reg, uint8_t *buf));
  68 extern reg_arch_type_t* register_get_arch_type(int id);
  69 extern void register_init_dummy(reg_t *reg);
  70
  71 #endif /* REGISTER_H */