src/target/mips_m4k.h

   1 /***************************************************************************
   2  *   Copyright (C) 2008 by Spencer Oliver                                  *
   3  *   spen@spen-soft.co.uk                                                  *
   4  *                                                                         *
   5  *   Copyright (C) 2008 by David T.L. Wong                                 *
   6  *                                                                         *
   7  *   Copyright (C) 2011 by Drasko DRASKOVIC                                *
   8  *   drasko.draskovic@gmail.com                                            *
   9  *                                                                         *
  10  *   This program is free software; you can redistribute it and/or modify  *
  11  *   it under the terms of the GNU General Public License as published by  *
  12  *   the Free Software Foundation; either version 2 of the License, or     *
  13  *   (at your option) any later version.                                   *
  14  *                                                                         *
  15  *   This program is distributed in the hope that it will be useful,       *
  16  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
  17  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
  18  *   GNU General Public License for more details.                          *
  19  *                                                                         *
  20  *   You should have received a copy of the GNU General Public License     *
  21  *   along with this program.  If not, see <http://www.gnu.org/licenses/>. *
  22  ***************************************************************************/
  23
  24 #ifndef OPENOCD_TARGET_MIPS_M4K_H
  25 #define OPENOCD_TARGET_MIPS_M4K_H
  26
  27 struct target;
  28
  29 #define MIPSM4K_COMMON_MAGIC    0xB321B321
  30
  31 struct mips_m4k_common {
  32         uint32_t common_magic;
  33         bool is_pic32mx;
  34         struct mips32_common mips32;
  35 };
  36
  37 static inline struct mips_m4k_common *
  38 target_to_m4k(struct target *target)
  39 {
  40         return container_of(target->arch_info,
  41                         struct mips_m4k_common, mips32);
  42 }
  43
  44 static inline void mips_m4k_isa_filter(enum mips32_isa_imp isa_imp, target_addr_t  *addr)
  45 {
  46         if (isa_imp <= 1) {     /* if only one isa implemented */
  47                 target_addr_t address = (*addr & ~1) | isa_imp;
  48
  49                 if (address != *addr) {
  50                         LOG_USER("Warning: isa bit changed due to isa not implemented");
  51                         *addr = address;
  52                 }
  53         }
  54 }
  55 extern const struct command_registration mips_m4k_command_handlers[];
  56
  57 #endif /* OPENOCD_TARGET_MIPS_M4K_H */