path: root/src/flash/nor/fm3.c

/***************************************************************************
 *   Copyright (C) 2011 by Marc Willam, Holger Wech                        *
 *       openOCD.fseu(AT)de.fujitsu.com                                    *
 *   Copyright (C) 2011 Ronny Strutz                                       *
 *                                                                         *
 *   Copyright (C) 2013 Nemui Trinomius                                    *
 *   nemuisan_kawausogasuki@live.jp                                        *
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 *   This program is distributed in the hope that it will be useful,       *
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
 *   GNU General Public License for more details.                          *
 *                                                                         *
 *   You should have received a copy of the GNU General Public License     *
 *   along with this program; if not, write to the                         *
 *   Free Software Foundation, Inc.,                                       *
 *   51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.           *
 ***************************************************************************/

#ifdef HAVE_CONFIG_H
#include "config.h"
#endif

#include "imp.h"
#include <helper/binarybuffer.h>
#include <target/algorithm.h>
#include <target/armv7m.h>

#define FLASH_DQ6 0x40		/* Data toggle flag bit (TOGG) position */
#define FLASH_DQ5 0x20		/* Time limit exceeding flag bit (TLOV) position */

enum fm3_variant {
	mb9bfxx1,	/* Flash Type '1' */
	mb9bfxx2,
	mb9bfxx3,
	mb9bfxx4,
	mb9bfxx5,
	mb9bfxx6,
	mb9bfxx7,
	mb9bfxx8,

	mb9afxx1,	/* Flash Type '2' */
	mb9afxx2,
	mb9afxx3,
	mb9afxx4,
	mb9afxx5,
	mb9afxx6,
	mb9afxx7,
	mb9afxx8,
};

enum fm3_flash_type {
	fm3_no_flash_type = 0,
	fm3_flash_type1   = 1,
	fm3_flash_type2   = 2
};

struct fm3_flash_bank {
	enum fm3_variant variant;
	enum fm3_flash_type flashtype;
	int probed;
};

FLASH_BANK_COMMAND_HANDLER(fm3_flash_bank_command)
{
	struct fm3_flash_bank *fm3_info;

	if (CMD_ARGC < 6)
		return ERROR_COMMAND_SYNTAX_ERROR;

	fm3_info = malloc(sizeof(struct fm3_flash_bank));
	bank->driver_priv = fm3_info;

	/* Flash type '1' */
	if (strcmp(CMD_ARGV[5], "mb9bfxx1.cpu") == 0) {
		fm3_info->variant = mb9bfxx1;
		fm3_info->flashtype = fm3_flash_type1;
	} else if (strcmp(CMD_ARGV[5], "mb9bfxx2.cpu") == 0) {
		fm3_info->variant = mb9bfxx2;
		fm3_info->flashtype = fm3_flash_type1;
	} else if (strcmp(CMD_ARGV[5], "mb9bfxx3.cpu") == 0) {
		fm3_info->variant = mb9bfxx3;
		fm3_info->flashtype = fm3_flash_type1;
	} else if (strcmp(CMD_ARGV[5], "mb9bfxx4.cpu") == 0) {
		fm3_info->variant = mb9bfxx4;
		fm3_info->flashtype = fm3_flash_type1;
	} else if (strcmp(CMD_ARGV[5], "mb9bfxx5.cpu") == 0) {
		fm3_info->variant = mb9bfxx5;
		fm3_info->flashtype = fm3_flash_type1;
	} else if (strcmp(CMD_ARGV[5], "mb9bfxx6.cpu") == 0) {
		fm3_info->variant = mb9bfxx6;
		fm3_info->flashtype = fm3_flash_type1;
	} else if (strcmp(CMD_ARGV[5], "mb9bfxx7.cpu") == 0) {
		fm3_info->variant = mb9bfxx7;
		fm3_info->flashtype = fm3_flash_type1;
	} else if (strcmp(CMD_ARGV[5], "mb9bfxx8.cpu") == 0) {
		fm3_info->variant = mb9bfxx8;
		fm3_info->flashtype = fm3_flash_type1;
	} else if (strcmp(CMD_ARGV[5], "mb9afxx1.cpu") == 0) {	/* Flash type '2' */
		fm3_info->variant = mb9afxx1;
		fm3_info->flashtype = fm3_flash_type2;
	} else if (strcmp(CMD_ARGV[5], "mb9afxx2.cpu") == 0) {
		fm3_info->variant = mb9afxx2;
		fm3_info->flashtype = fm3_flash_type2;
	} else if (strcmp(CMD_ARGV[5], "mb9afxx3.cpu") == 0) {
		fm3_info->variant = mb9afxx3;
		fm3_info->flashtype = fm3_flash_type2;
	} else if (strcmp(CMD_ARGV[5], "mb9afxx4.cpu") == 0) {
		fm3_info->variant = mb9afxx4;
		fm3_info->flashtype = fm3_flash_type2;
	} else if (strcmp(CMD_ARGV[5], "mb9afxx5.cpu") == 0) {
		fm3_info->variant = mb9afxx5;
		fm3_info->flashtype = fm3_flash_type2;
	} else if (strcmp(CMD_ARGV[5], "mb9afxx6.cpu") == 0) {
		fm3_info->variant = mb9afxx6;
		fm3_info->flashtype = fm3_flash_type2;
	} else if (strcmp(CMD_ARGV[5], "mb9afxx7.cpu") ==