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   1 /***************************************************************************
   2  *   Copyright (C) 2005 by Dominic Rath                                    *
   3  *   Dominic.Rath@gmx.de                                                   *
   4  *                                                                         *
   5  *   Copyright (C) 2008 by Spencer Oliver                                  *
   6  *   spen@spen-soft.co.uk                                                  *
   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 ARM9TDMI_H
  24 #define ARM9TDMI_H
  25
  26 #include "embeddedice.h"
  27
  28 /* FIXME we don't really need a separate arm9tdmi struct any more...
  29  * remove it, the arm7/arm9 common struct suffices.
  30  */
  31 struct arm9tdmi_common
  32 {
  33         struct arm7_9_common arm7_9_common;
  34 };
  35
  36 struct arm9tdmi_vector
  37 {
  38         char *name;
  39         uint32_t value;
  40 };
  41
  42 enum arm9tdmi_vector_bit
  43 {
  44         ARM9TDMI_RESET_VECTOR = 0x01,
  45         ARM9TDMI_UNDEF_VECTOR = 0x02,
  46         ARM9TDMI_SWI_VECTOR = 0x04,
  47         ARM9TDMI_PABT_VECTOR = 0x08,
  48         ARM9TDMI_DABT_VECTOR = 0x10,
  49         /* BIT(5) reserved -- must be zero */
  50         ARM9TDMI_IRQ_VECTOR = 0x40,
  51         ARM9TDMI_FIQ_VECTOR = 0x80,
  52 };
  53
  54 int arm9tdmi_init_target(struct command_context_s *cmd_ctx,
  55                 struct target_s *target);
  56 int arm9tdmi_examine(struct target_s *target);
  57 int arm9tdmi_init_arch_info(target_t *target,
  58                 struct arm9tdmi_common *arm9tdmi, struct jtag_tap *tap);
  59 int arm9tdmi_register_commands(struct command_context_s *cmd_ctx);
  60
  61 int arm9tdmi_clock_out(struct arm_jtag *jtag_info,
  62                 uint32_t instr, uint32_t out, uint32_t *in, int sysspeed);
  63 int arm9tdmi_clock_data_in(struct arm_jtag *jtag_info, uint32_t *in);
  64 int arm9tdmi_clock_data_in_endianness(struct arm_jtag *jtag_info,
  65                 void *in, int size, int be);
  66 void arm9tdmi_read_core_regs(target_t *target,
  67                 uint32_t mask, uint32_t* core_regs[16]);
  68 void arm9tdmi_write_core_regs(target_t *target,
  69                 uint32_t mask, uint32_t core_regs[16]);
  70
  71 int arm9tdmi_examine_debug_reason(target_t *target);
  72
  73 void arm9tdmi_load_word_regs(target_t *target, uint32_t mask);
  74 void arm9tdmi_load_hword_reg(target_t *target, int num);
  75 void arm9tdmi_load_byte_reg(target_t *target, int num);
  76 void arm9tdmi_store_word_regs(target_t *target, uint32_t mask);
  77 void arm9tdmi_store_hword_reg(target_t *target, int num);
  78 void arm9tdmi_store_byte_reg(target_t *target, int num);
  79
  80 void arm9tdmi_branch_resume(target_t *target);
  81 void arm9tdmi_enable_single_step(target_t *target, uint32_t next_pc);
  82 void arm9tdmi_disable_single_step(target_t *target);
  83
  84 #endif /* ARM9TDMI_H */