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Diffstat (limited to 'util/flashrom/m29f400bt.c')
-rw-r--r--util/flashrom/m29f400bt.c217
1 files changed, 0 insertions, 217 deletions
diff --git a/util/flashrom/m29f400bt.c b/util/flashrom/m29f400bt.c
deleted file mode 100644
index cb55d76ef0..0000000000
--- a/util/flashrom/m29f400bt.c
+++ /dev/null
@@ -1,217 +0,0 @@
-/*
- * This file is part of the flashrom project.
- *
- * Copyright (C) 2000 Silicon Integrated System Corporation
- *
- * 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
- */
-
-#include "flash.h"
-
-void protect_m29f400bt(volatile uint8_t *bios)
-{
- chip_writeb(0xAA, bios + 0xAAA);
- chip_writeb(0x55, bios + 0x555);
- chip_writeb(0xA0, bios + 0xAAA);
-
- usleep(200);
-}
-
-void write_page_m29f400bt(volatile uint8_t *bios, uint8_t *src,
- volatile uint8_t *dst, int page_size)
-{
- int i;
-
- for (i = 0; i < page_size; i++) {
- chip_writeb(0xAA, bios + 0xAAA);
- chip_writeb(0x55, bios + 0x555);
- chip_writeb(0xA0, bios + 0xAAA);
-
- /* transfer data from source to destination */
- chip_writeb(*src, dst);
- //*(volatile char *) (bios) = 0xF0;
- //usleep(5);
- toggle_ready_jedec(dst);
- printf
- ("Value in the flash at address %p = %#x, want %#x\n",
- (uint8_t *) (dst - bios), chip_readb(dst), *src);
- dst++;
- src++;
- }
-}
-
-int probe_m29f400bt(struct flashchip *flash)
-{
- volatile uint8_t *bios = flash->virtual_memory;
- uint8_t id1, id2;
-
- chip_writeb(0xAA, bios + 0xAAA);
- chip_writeb(0x55, bios + 0x555);
- chip_writeb(0x90, bios + 0xAAA);
-
- myusec_delay(10);
-
- id1 = chip_readb(bios);
- /* The data sheet says id2 is at (bios + 0x01) and id2 listed in
- * flash.h does not match. It should be possible to use JEDEC probe.
- */
- id2 = chip_readb(bios + 0x02);
-
- chip_writeb(0xAA, bios + 0xAAA);
- chip_writeb(0x55, bios + 0x555);
- chip_writeb(0xF0, bios + 0xAAA);
-
- myusec_delay(10);
-
- printf_debug("%s: id1 0x%02x, id2 0x%02x\n", __FUNCTION__, id1, id2);
-
- if (id1 == flash->manufacture_id && id2 == flash->model_id)
- return 1;
-
- return 0;
-}
-
-int erase_m29f400bt(struct flashchip *flash)
-{
- volatile uint8_t *bios = flash->virtual_memory;
-
- chip_writeb(0xAA, bios + 0xAAA);
- chip_writeb(0x55, bios + 0x555);
- chip_writeb(0x80, bios + 0xAAA);
-
- chip_writeb(0xAA, bios + 0xAAA);
- chip_writeb(0x55, bios + 0x555);
- chip_writeb(0x10, bios + 0xAAA);
-
- myusec_delay(10);
- toggle_ready_jedec(bios);
-
- return 0;
-}
-
-int block_erase_m29f400bt(volatile uint8_t *bios, volatile uint8_t *dst)
-{
-
- chip_writeb(0xAA, bios + 0xAAA);
- chip_writeb(0x55, bios + 0x555);
- chip_writeb(0x80, bios + 0xAAA);
-
- chip_writeb(0xAA, bios + 0xAAA);
- chip_writeb(0x55, bios + 0x555);
- //*(volatile uint8_t *) (bios + 0xAAA) = 0x10;
- chip_writeb(0x30, dst);
-
- myusec_delay(10);
- toggle_ready_jedec(bios);
-
- return 0;
-}
-
-int write_m29f400bt(struct flashchip *flash, uint8_t *buf)
-{
- int i;
- int total_size = flash->total_size * 1024;
- int page_size = flash->page_size;
- volatile uint8_t *bios = flash->virtual_memory;
-
- //erase_m29f400bt (flash);
- printf("Programming page:\n ");
- /*********************************
- *Pages for M29F400BT:
- * 16 0x7c000 0x7ffff TOP
- * 8 0x7a000 0x7bfff
- * 8 0x78000 0x79fff
- * 32 0x70000 0x77fff
- * 64 0x60000 0x6ffff
- * 64 0x50000 0x5ffff
- * 64 0x40000 0x4ffff
- *---------------------------------
- * 64 0x30000 0x3ffff
- * 64 0x20000 0x2ffff
- * 64 0x10000 0x1ffff
- * 64 0x00000 0x0ffff BOTTOM
- *********************************/
- printf("total_size/page_size = %d\n", total_size / page_size);
- for (i = 0; i < (total_size / page_size) - 1; i++) {
- printf("%04d at address: 0x%08x\n", i, i * page_size);
- block_erase_m29f400bt(bios, bios + i * page_size);
- write_page_m29f400bt(bios, buf + i * page_size,
- bios + i * page_size, page_size);
- 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");
- }
-
- printf("%04d at address: 0x%08x\n", 7, 0x70000);
- block_erase_m29f400bt(bios, bios + 0x70000);
- write_page_m29f400bt(bios, buf + 0x70000, bios + 0x70000, 32 * 1024);
-
- printf("%04d at address: 0x%08x\n", 8, 0x78000);
- block_erase_m29f400bt(bios, bios + 0x78000);
- write_page_m29f400bt(bios, buf + 0x78000, bios + 0x78000, 8 * 1024);
-
- printf("%04d at address: 0x%08x\n", 9, 0x7a000);
- block_erase_m29f400bt(bios, bios + 0x7a000);
- write_page_m29f400bt(bios, buf + 0x7a000, bios + 0x7a000, 8 * 1024);
-
- printf("%04d at address: 0x%08x\n", 10, 0x7c000);
- block_erase_m29f400bt(bios, bios + 0x7c000);
- write_page_m29f400bt(bios, buf + 0x7c000, bios + 0x7c000, 16 * 1024);
-
- printf("\n");
- //protect_m29f400bt (bios);
-
- return 0;
-}
-
-int write_coreboot_m29f400bt(struct flashchip *flash, uint8_t *buf)
-{
- volatile uint8_t *bios = flash->virtual_memory;
-
- printf("Programming page:\n ");
- /*********************************
- *Pages for M29F400BT:
- * 16 0x7c000 0x7ffff TOP
- * 8 0x7a000 0x7bfff
- * 8 0x78000 0x79fff
- * 32 0x70000 0x77fff
- * 64 0x60000 0x6ffff
- * 64 0x50000 0x5ffff
- * 64 0x40000 0x4ffff
- *---------------------------------
- * 64 0x30000 0x3ffff
- * 64 0x20000 0x2ffff
- * 64 0x10000 0x1ffff
- * 64 0x00000 0x0ffff BOTTOM
- *********************************/
- printf("%04d at address: 0x%08x\n", 7, 0x00000);
- block_erase_m29f400bt(bios, bios + 0x00000);
- write_page_m29f400bt(bios, buf + 0x00000, bios + 0x00000, 64 * 1024);
-
- printf("%04d at address: 0x%08x\n", 7, 0x10000);
- block_erase_m29f400bt(bios, bios + 0x10000);
- write_page_m29f400bt(bios, buf + 0x10000, bios + 0x10000, 64 * 1024);
-
- printf("%04d at address: 0x%08x\n", 7, 0x20000);
- block_erase_m29f400bt(bios, bios + 0x20000);
- write_page_m29f400bt(bios, buf + 0x20000, bios + 0x20000, 64 * 1024);
-
- printf("%04d at address: 0x%08x\n", 7, 0x30000);
- block_erase_m29f400bt(bios, bios + 0x30000);
- write_page_m29f400bt(bios, buf + 0x30000, bios + 0x30000, 64 * 1024);
-
- printf("\n");
- //protect_m29f400bt (bios);
-
- return 0;
-}
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