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riscv-openocd/src/flash/non_cfi.c

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/***************************************************************************
* Copyright (C) 2007 by Dominic Rath *
* Dominic.Rath@gmx.de *
* *
* 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., *
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
***************************************************************************/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <stdlib.h>
#include "log.h"
#include "flash.h"
#include "cfi.h"
#include "non_cfi.h"
/* non-CFI compatible flashes */
non_cfi_t non_cfi_flashes[] = {
{
.mfr = CFI_MFR_SST,
.id = 0xd4,
.pri_id = 0x02,
.dev_size = 0x10, /* 2^16 = 64KB */
.interface_desc = 0x0, /* x8 only device */
.max_buf_write_size = 0x0,
.num_erase_regions = 1,
.erase_region_info =
{
0x0010000f, /* 16x 4KB */
0x00000000
}
},
{
.mfr = CFI_MFR_SST,
.id = 0xd5,
.pri_id = 0x02,
.dev_size = 0x11, /* 2^17 = 128KB */
.interface_desc = 0x0, /* x8 only device */
.max_buf_write_size = 0x0,
.num_erase_regions = 1,
.erase_region_info =
{
0x0010001f,
0x00000000
}
},
{
.mfr = CFI_MFR_SST,
.id = 0xd6,
.pri_id = 0x02,
.dev_size = 0x12, /* 2^18 = 256KB */
.interface_desc = 0x0, /* x8 only device */
.max_buf_write_size = 0x0,
.num_erase_regions = 1,
.erase_region_info =
{
0x0010003f,
0x00000000
}
},
{
.mfr = CFI_MFR_SST,
.id = 0xd7,
.pri_id = 0x02,
.dev_size = 0x13, /* 2^19 = 512KB */
.interface_desc = 0x0, /* x8 only device */
.max_buf_write_size = 0x0,
.num_erase_regions = 1,
.erase_region_info =
{
0x0010007f,
0x00000000
}
},
{
.mfr = CFI_MFR_SST,
.id = 0x2780,
.pri_id = 0x02,
.dev_size = 0x13, /* 2^19 = 512KB */
.interface_desc = 0x2, /* x8 or x16 device */
.max_buf_write_size = 0x0,
.num_erase_regions = 1,
.erase_region_info =
{
0x0010007f,
0x00000000
}
},
{
.mfr = CFI_MFR_ST,
.id = 0xd6, /* ST29F400BB */
.pri_id = 0x02,
.dev_size = 0x13, /* 2^19 = 512KB */
.interface_desc = 0x2, /* x8 or x16 device with nBYTE */
.max_buf_write_size = 0x0,
.num_erase_regions = 4,
.erase_region_info =
{
0x00400000, /* 1x 16KB */
0x00200001, /* 2x 8KB */
0x00800000, /* 1x 32KB */
0x01000006, /* 7x 64KB */
0x00000000
}
},
{
.mfr = CFI_MFR_ST,
.id = 0xd5, /* ST29F400BT */
.pri_id = 0x02,
.dev_size = 0x13, /* 2^19 = 512KB */
.interface_desc = 0x2, /* x8 or x16 device with nBYTE */
.max_buf_write_size = 0x0,
.num_erase_regions = 4,
.erase_region_info =
{
0x01000006, /* 7x 64KB */
0x00800000, /* 1x 32KB */
0x00200001, /* 2x 8KB */
0x00400000, /* 1x 16KB */
0x00000000
}
},
{
.mfr = CFI_MFR_AMD,
.id = 0x22ab, /* AM29F400BB */
.pri_id = 0x02,
.dev_size = 0x13, /* 2^19 = 512KB */
.interface_desc = 0x2, /* x8 or x16 device with nBYTE */
.max_buf_write_size = 0x0,
.num_erase_regions = 4,
.erase_region_info =
{
0x00400000, /* 1x 16KB */
0x00200001, /* 2x 8KB */
0x00800000, /* 1x 32KB */
0x01000006, /* 7x 64KB */
0x00000000
}
},
{
.mfr = CFI_MFR_AMD,
.id = 0x2223, /* AM29F400BT */
.pri_id = 0x02,
.dev_size = 0x13, /* 2^19 = 512KB */
.interface_desc = 0x2, /* x8 or x16 device with nBYTE */
.max_buf_write_size = 0x0,
.num_erase_regions = 4,
.erase_region_info =
{
0x01000006, /* 7x 64KB */
0x00800000, /* 1x 32KB */
0x00200001, /* 2x 8KB */
0x00400000, /* 1x 16KB */
0x00000000
}
},
{
.mfr = CFI_MFR_FUJITSU,
.id = 0x226b, /* AM29SL800DB */
.pri_id = 0x02,
.dev_size = 0x14, /* 2^20 = 1MB */
.interface_desc = 0x2, /* x8 or x16 device with nBYTE */
.max_buf_write_size = 0x0,
.num_erase_regions = 4,
.erase_region_info =
{
0x00400000, /* 1x 16KB */
0x00200001, /* 2x 8KB */
0x00800000, /* 1x 32KB */
0x0100000e, /* 15x 64KB */
0x00000000
}
},
{
.mfr = 0,
.id = 0,
}
};
void cfi_fixup_non_cfi(flash_bank_t *bank, void *param)
{
cfi_flash_bank_t *cfi_info = bank->driver_priv;
non_cfi_t *non_cfi = non_cfi_flashes;
while (non_cfi->mfr)
{
if ((cfi_info->manufacturer == non_cfi->mfr)
&& (cfi_info->device_id == non_cfi->id))
{
break;
}
non_cfi++;
}
cfi_info->not_cfi = 1;
/* fill in defaults for non-critical data */
cfi_info->vcc_min = 0x0;
cfi_info->vcc_max = 0x0;
cfi_info->vpp_min = 0x0;
cfi_info->vpp_max = 0x0;
cfi_info->word_write_timeout_typ = 0x0;
cfi_info->buf_write_timeout_typ = 0x0;
cfi_info->block_erase_timeout_typ = 0x0;
cfi_info->chip_erase_timeout_typ = 0x0;
cfi_info->word_write_timeout_max = 0x0;
cfi_info->buf_write_timeout_max = 0x0;
cfi_info->block_erase_timeout_max = 0x0;
cfi_info->chip_erase_timeout_max = 0x0;
cfi_info->qry[0] = 'Q';
cfi_info->qry[1] = 'R';
cfi_info->qry[2] = 'Y';
cfi_info->pri_id = non_cfi->pri_id;
cfi_info->pri_addr = 0x0;
cfi_info->alt_id = 0x0;
cfi_info->alt_addr = 0x0;
cfi_info->alt_ext = NULL;
cfi_info->interface_desc = non_cfi->interface_desc;
cfi_info->max_buf_write_size = non_cfi->max_buf_write_size;
cfi_info->num_erase_regions = non_cfi->num_erase_regions;
cfi_info->erase_region_info = non_cfi->erase_region_info;
if (cfi_info->pri_id == 0x2)
{
cfi_spansion_pri_ext_t *pri_ext = malloc(sizeof(cfi_spansion_pri_ext_t));
pri_ext->pri[0] = 'P';
pri_ext->pri[1] = 'R';
pri_ext->pri[2] = 'I';
pri_ext->major_version = '1';
pri_ext->minor_version = '0';
pri_ext->SiliconRevision = 0x0;
pri_ext->EraseSuspend = 0x0;
pri_ext->EraseSuspend = 0x0;
pri_ext->BlkProt = 0x0;
pri_ext->TmpBlkUnprotect = 0x0;
pri_ext->BlkProtUnprot = 0x0;
pri_ext->SimultaneousOps = 0x0;
pri_ext->BurstMode = 0x0;
pri_ext->PageMode = 0x0;
pri_ext->VppMin = 0x0;
pri_ext->VppMax = 0x0;
pri_ext->TopBottom = 0x0;
pri_ext->_reversed_geometry = 0;
cfi_info->pri_ext = pri_ext;
} else if ((cfi_info->pri_id == 0x1) || (cfi_info->pri_id == 0x3))
{
LOG_ERROR("BUG: non-CFI flashes using the Intel commandset are not yet supported");
exit(-1);
}
}
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