f8eea5cd1c
* Give decent names to virt_addr and virt_addr_2 * add some comments * move virtual addresses to the end of the struct, so they dont mess up the initializer. Signed-off-by: Stefan Reinauer <stepan@coresystems.de> Acked-by: Stefan Reinauer <stepan@coresystems.de> git-svn-id: svn://svn.coreboot.org/coreboot/trunk@2689 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
58 lines
1.7 KiB
C
58 lines
1.7 KiB
C
/*
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* pm49fl004.c: driver for Pm49FL004 flash models.
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*
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*
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* Copyright 2004 Tyan Corporation
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* yhlu yhlu@tyan.com add exclude range
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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., 675 Mass Ave, Cambridge, MA 02139, USA.
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*
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*
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*/
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#include <stdio.h>
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#include "flash.h"
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#include "jedec.h"
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#include "pm49fl004.h"
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extern int exclude_start_page, exclude_end_page;
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int write_49fl004(struct flashchip *flash, uint8_t *buf)
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{
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int i;
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int total_size = flash->total_size * 1024;
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int page_size = flash->page_size;
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volatile uint8_t *bios = flash->virtual_memory;
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printf("Programming Page: ");
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for (i = 0; i < total_size / page_size; i++) {
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if ((i >= exclude_start_page) && (i < exclude_end_page))
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continue;
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/* erase the page before programming */
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erase_block_jedec(bios, i * page_size);
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/* write to the sector */
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printf("%04d at address: 0x%08x", i, i * page_size);
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write_sector_jedec(bios, buf + i * page_size,
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bios + i * page_size, page_size);
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printf("\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b");
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fflush(stdout);
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}
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printf("\n");
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return (0);
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}
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