259 lines
6.6 KiB
C
259 lines
6.6 KiB
C
/***************************************************************************
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* Copyright (C) 2007 by Dominic Rath *
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* Dominic.Rath@gmx.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 *
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* Free Software Foundation, Inc., *
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* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
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***************************************************************************/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <stdlib.h>
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#include "log.h"
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#include "flash.h"
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#include "cfi.h"
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#include "non_cfi.h"
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/* non-CFI compatible flashes */
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non_cfi_t non_cfi_flashes[] = {
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{
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.mfr = CFI_MFR_SST,
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.id = 0xd4,
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.pri_id = 0x02,
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.dev_size = 0x10, /* 2^16 = 64KB */
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.interface_desc = 0x0, /* x8 only device */
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.max_buf_write_size = 0x0,
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.num_erase_regions = 1,
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.erase_region_info =
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{
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0x0010000f, /* 16x 4KB */
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0x00000000
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}
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},
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{
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.mfr = CFI_MFR_SST,
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.id = 0xd5,
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.pri_id = 0x02,
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.dev_size = 0x11, /* 2^17 = 128KB */
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.interface_desc = 0x0, /* x8 only device */
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.max_buf_write_size = 0x0,
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.num_erase_regions = 1,
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.erase_region_info =
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{
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0x0010001f,
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0x00000000
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}
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},
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{
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.mfr = CFI_MFR_SST,
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.id = 0xd6,
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.pri_id = 0x02,
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.dev_size = 0x12, /* 2^18 = 256KB */
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.interface_desc = 0x0, /* x8 only device */
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.max_buf_write_size = 0x0,
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.num_erase_regions = 1,
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.erase_region_info =
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{
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0x0010003f,
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0x00000000
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}
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},
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{
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.mfr = CFI_MFR_SST,
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.id = 0xd7,
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.pri_id = 0x02,
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.dev_size = 0x13, /* 2^19 = 512KB */
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.interface_desc = 0x0, /* x8 only device */
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.max_buf_write_size = 0x0,
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.num_erase_regions = 1,
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.erase_region_info =
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{
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0x0010007f,
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0x00000000
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}
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},
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{
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.mfr = CFI_MFR_SST,
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.id = 0x2780,
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.pri_id = 0x02,
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.dev_size = 0x13, /* 2^19 = 512KB */
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.interface_desc = 0x2, /* x8 or x16 device */
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.max_buf_write_size = 0x0,
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.num_erase_regions = 1,
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.erase_region_info =
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{
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0x0010007f,
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0x00000000
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}
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},
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{
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.mfr = CFI_MFR_ST,
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.id = 0xd6, /* ST29F400BB */
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.pri_id = 0x02,
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.dev_size = 0x13, /* 2^19 = 512KB */
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.interface_desc = 0x2, /* x8 or x16 device with nBYTE */
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.max_buf_write_size = 0x0,
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.num_erase_regions = 4,
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.erase_region_info =
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{
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0x00400000, /* 1x 16KB */
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0x00200001, /* 2x 8KB */
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0x00800000, /* 1x 32KB */
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0x01000006, /* 7x 64KB */
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0x00000000
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}
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},
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{
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.mfr = CFI_MFR_ST,
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.id = 0xd5, /* ST29F400BT */
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.pri_id = 0x02,
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.dev_size = 0x13, /* 2^19 = 512KB */
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.interface_desc = 0x2, /* x8 or x16 device with nBYTE */
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.max_buf_write_size = 0x0,
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.num_erase_regions = 4,
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.erase_region_info =
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{
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0x01000006, /* 7x 64KB */
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0x00800000, /* 1x 32KB */
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0x00200001, /* 2x 8KB */
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0x00400000, /* 1x 16KB */
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0x00000000
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}
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},
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{
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.mfr = CFI_MFR_AMD,
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.id = 0x22ab, /* AM29F400BB */
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.pri_id = 0x02,
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.dev_size = 0x13, /* 2^19 = 512KB */
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.interface_desc = 0x2, /* x8 or x16 device with nBYTE */
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.max_buf_write_size = 0x0,
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.num_erase_regions = 4,
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.erase_region_info =
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{
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0x00400000, /* 1x 16KB */
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0x00200001, /* 2x 8KB */
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0x00800000, /* 1x 32KB */
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0x01000006, /* 7x 64KB */
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0x00000000
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}
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},
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{
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.mfr = CFI_MFR_AMD,
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.id = 0x2223, /* AM29F400BT */
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.pri_id = 0x02,
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.dev_size = 0x13, /* 2^19 = 512KB */
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.interface_desc = 0x2, /* x8 or x16 device with nBYTE */
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.max_buf_write_size = 0x0,
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.num_erase_regions = 4,
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.erase_region_info =
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{
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0x01000006, /* 7x 64KB */
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0x00800000, /* 1x 32KB */
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0x00200001, /* 2x 8KB */
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0x00400000, /* 1x 16KB */
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0x00000000
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}
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},
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{
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.mfr = 0,
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.id = 0,
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}
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};
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void cfi_fixup_non_cfi(flash_bank_t *bank, void *param)
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{
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cfi_flash_bank_t *cfi_info = bank->driver_priv;
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non_cfi_t *non_cfi = non_cfi_flashes;
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while (non_cfi->mfr)
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{
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if ((cfi_info->manufacturer == non_cfi->mfr)
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&& (cfi_info->device_id == non_cfi->id))
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{
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break;
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}
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non_cfi++;
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}
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cfi_info->not_cfi = 1;
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/* fill in defaults for non-critical data */
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cfi_info->vcc_min = 0x0;
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cfi_info->vcc_max = 0x0;
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cfi_info->vpp_min = 0x0;
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cfi_info->vpp_max = 0x0;
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cfi_info->word_write_timeout_typ = 0x0;
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cfi_info->buf_write_timeout_typ = 0x0;
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cfi_info->block_erase_timeout_typ = 0x0;
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cfi_info->chip_erase_timeout_typ = 0x0;
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cfi_info->word_write_timeout_max = 0x0;
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cfi_info->buf_write_timeout_max = 0x0;
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cfi_info->block_erase_timeout_max = 0x0;
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cfi_info->chip_erase_timeout_max = 0x0;
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cfi_info->qry[0] = 'Q';
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cfi_info->qry[1] = 'R';
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cfi_info->qry[2] = 'Y';
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cfi_info->pri_id = non_cfi->pri_id;
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cfi_info->pri_addr = 0x0;
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cfi_info->alt_id = 0x0;
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cfi_info->alt_addr = 0x0;
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cfi_info->alt_ext = NULL;
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cfi_info->interface_desc = non_cfi->interface_desc;
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cfi_info->max_buf_write_size = non_cfi->max_buf_write_size;
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cfi_info->num_erase_regions = non_cfi->num_erase_regions;
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cfi_info->erase_region_info = non_cfi->erase_region_info;
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if (cfi_info->pri_id == 0x2)
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{
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cfi_spansion_pri_ext_t *pri_ext = malloc(sizeof(cfi_spansion_pri_ext_t));
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pri_ext->pri[0] = 'P';
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pri_ext->pri[1] = 'R';
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pri_ext->pri[2] = 'I';
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pri_ext->major_version = '1';
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pri_ext->minor_version = '0';
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pri_ext->SiliconRevision = 0x0;
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pri_ext->EraseSuspend = 0x0;
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pri_ext->EraseSuspend = 0x0;
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pri_ext->BlkProt = 0x0;
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pri_ext->TmpBlkUnprotect = 0x0;
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pri_ext->BlkProtUnprot = 0x0;
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pri_ext->SimultaneousOps = 0x0;
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pri_ext->BurstMode = 0x0;
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pri_ext->PageMode = 0x0;
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pri_ext->VppMin = 0x0;
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pri_ext->VppMax = 0x0;
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pri_ext->TopBottom = 0x0;
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pri_ext->_reversed_geometry = 0;
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cfi_info->pri_ext = pri_ext;
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} else if ((cfi_info->pri_id == 0x1) || (cfi_info->pri_id == 0x3))
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{
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ERROR("BUG: non-CFI flashes using the Intel commandset are not yet supported");
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exit(-1);
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}
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}
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