src/target/mips32_pracc.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  *   This program is free software; you can redistribute it and/or modify  *
   8  *   it under the terms of the GNU General Public License as published by  *
   9  *   the Free Software Foundation; either version 2 of the License, or     *
  10  *   (at your option) any later version.                                   *
  11  *                                                                         *
  12  *   This program is distributed in the hope that it will be useful,       *
  13  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
  14  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
  15  *   GNU General Public License for more details.                          *
  16  *                                                                         *
  17  *   You should have received a copy of the GNU General Public License     *
  18  *   along with this program; if not, write to the                         *
  19  *   Free Software Foundation, Inc.,                                       *
  20  *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
  21  ***************************************************************************/
  22 #ifndef MIPS32_PRACC_H
  23 #define MIPS32_PRACC_H
  24
  25 #include <target/mips32.h>
  26 #include <target/mips_ejtag.h>
  27
  28 #define MIPS32_PRACC_FASTDATA_AREA              0xFF200000
  29 #define MIPS32_PRACC_FASTDATA_SIZE              16
  30 #define MIPS32_PRACC_TEXT                               0xFF200200
  31 #define MIPS32_PRACC_STACK                              0xFF204000
  32 #define MIPS32_PRACC_PARAM_IN                   0xFF201000
  33 #define MIPS32_PRACC_PARAM_IN_SIZE              0x1000
  34 #define MIPS32_PRACC_PARAM_OUT                  (MIPS32_PRACC_PARAM_IN + MIPS32_PRACC_PARAM_IN_SIZE)
  35 #define MIPS32_PRACC_PARAM_OUT_SIZE             0x1000
  36
  37 #define MIPS32_FASTDATA_HANDLER_SIZE    0x80
  38 #define UPPER16(uint32_t)                               (uint32_t >> 16)
  39 #define LOWER16(uint32_t)                               (uint32_t & 0xFFFF)
  40 #define NEG16(v)                                                (((~(v)) + 1) & 0xFFFF)
  41 /*#define NEG18(v) (((~(v)) + 1) & 0x3FFFF)*/
  42
  43 int mips32_pracc_read_mem(struct mips_ejtag *ejtag_info,
  44                 uint32_t addr, int size, int count, void *buf);
  45 int mips32_pracc_write_mem(struct mips_ejtag *ejtag_info,
  46                 uint32_t addr, int size, int count, void *buf);
  47 int mips32_pracc_fastdata_xfer(struct mips_ejtag *ejtag_info, struct working_area *source,
  48                 int write, uint32_t addr, int count, uint32_t *buf);
  49
  50 int mips32_pracc_read_regs(struct mips_ejtag *ejtag_info, uint32_t *regs);
  51 int mips32_pracc_write_regs(struct mips_ejtag *ejtag_info, uint32_t *regs);
  52
  53 int mips32_pracc_exec(struct mips_ejtag *ejtag_info, int code_len, const uint32_t *code,
  54                 int num_param_in, uint32_t *param_in,
  55                 int num_param_out, uint32_t *param_out, int cycle);
  56
  57 #endif