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52 lines
1.7 KiB
C
52 lines
1.7 KiB
C
//
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// Copyright (C) 2015-2016 Markus Hiienkari <mhiienka@niksula.hut.fi>
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//
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// This file is part of Open Source Scan Converter project.
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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 3 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, see <http://www.gnu.org/licenses/>.
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//
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#ifndef FLASH_H_
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#define FLASH_H_
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#include "alt_types.h"
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#include "sysconfig.h"
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#include "altera_epcq_controller_mod.h"
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// EPCS16 pagesize is 256 bytes
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// Flash is split 50-50 to FW and userdata, 1MB each
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#define PAGESIZE 256
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#define PAGES_PER_SECTOR 256 //EPCS "sector" corresponds to "block" on Spansion flash
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#define SECTORSIZE (PAGESIZE*PAGES_PER_SECTOR)
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#define USERDATA_OFFSET 0x100000
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#define MAX_USERDATA_ENTRY 15 // 16 sectors for userdata
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#define FLASH_DETECT_ERROR 200
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#define FLASH_READ_ERROR 201
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#define FLASH_ERASE_ERROR 202
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#define FLASH_WRITE_ERROR 203
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#define FLASH_VERIFY_ERROR 204
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int check_flash();
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int read_flash(alt_u32 offset, alt_u32 length, alt_u8 *dstbuf);
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int write_flash_page(alt_u8 *pagedata, alt_u32 length, alt_u32 pagenum);
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int write_flash(alt_u8 *buf, alt_u32 length, alt_u32 pagenum, alt_u8 *tmpbuf);
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int verify_flash(alt_u32 offset, alt_u32 length, alt_u32 golden_crc, alt_u8 *tmpbuf);
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#endif /* FLASH_H_ */
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