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f983d9ffea
I sucessfully tested all operations on a Pm29F002T chip. The Pm29F002B is untested but I assume it should also work. Corresponding to flashrom svn r590. Signed-off-by: Uwe Hermann <uwe@hermann-uwe.de> Acked-by: Carl-Daniel Hailfinger <c-d.hailfinger.devel.2006@gmx.net>
54 lines
1.6 KiB
C
54 lines
1.6 KiB
C
/*
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* This file is part of the flashrom project.
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*
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* Copyright (C) 2009 Uwe Hermann <uwe@hermann-uwe.de>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include "flash.h"
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int write_pm29f002(struct flashchip *flash, uint8_t *buf)
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{
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int i, total_size = flash->total_size * 1024;
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chipaddr bios = flash->virtual_memory;
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chipaddr dst = bios;
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/* Pm29F002T/B use the same erase method... */
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erase_29f040b(flash);
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printf("Programming page: ");
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for (i = 0; i < total_size; i++) {
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if ((i & 0xfff) == 0)
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printf("address: 0x%08lx", (unsigned long)i);
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/* Pm29F002T/B only support byte-wise programming. */
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chip_writeb(0xAA, bios + 0x555);
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chip_writeb(0x55, bios + 0x2AA);
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chip_writeb(0xA0, bios + 0x555);
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chip_writeb(*buf++, dst++);
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/* Wait for Toggle bit ready. */
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toggle_ready_jedec(dst);
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if ((i & 0xfff) == 0)
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printf("\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b");
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}
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printf("\n");
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return 0;
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}
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