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Diffstat (limited to 'util/flashrom/w39v080fa.c')
-rw-r--r--util/flashrom/w39v080fa.c209
1 files changed, 0 insertions, 209 deletions
diff --git a/util/flashrom/w39v080fa.c b/util/flashrom/w39v080fa.c
deleted file mode 100644
index ba32add9f9..0000000000
--- a/util/flashrom/w39v080fa.c
+++ /dev/null
@@ -1,209 +0,0 @@
-/*
- * This file is part of the flashrom project.
- *
- * Copyright (C) 2008 coresystems GmbH
- *
- * 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 <stdio.h>
-#include "flash.h"
-
-int probe_winbond_fwhub(struct flashchip *flash)
-{
- volatile uint8_t *bios = flash->virtual_memory;
- uint8_t vid, did;
-
- /* Product Identification Entry */
- chip_writeb(0xAA, bios + 0x5555);
- chip_writeb(0x55, bios + 0x2AAA);
- chip_writeb(0x90, bios + 0x5555);
- myusec_delay(10);
-
- /* Read product ID */
- vid = chip_readb(bios);
- did = chip_readb(bios + 0x01);
-
- /* Product Identifixation Exit */
- chip_writeb(0xAA, bios + 0x5555);
- chip_writeb(0x55, bios + 0x2AAA);
- chip_writeb(0xF0, bios + 0x5555);
- myusec_delay(10);
-
- printf_debug("%s: vid 0x%x, did 0x%x\n", __FUNCTION__, vid, did);
-
- if (vid != flash->manufacture_id || did != flash->model_id)
- return 0;
-
- map_flash_registers(flash);
-
- return 1;
-}
-
-static int unlock_block_winbond_fwhub(struct flashchip *flash, int offset)
-{
- volatile uint8_t *wrprotect = flash->virtual_registers + offset + 2;
- uint8_t locking;
-
- printf_debug("Trying to unlock block @0x%08x = 0x%02x\n", offset,
- chip_readb(wrprotect));
-
- locking = chip_readb(wrprotect);
- switch (locking & 0x7) {
- case 0:
- printf_debug("Full Access.\n");
- return 0;
- case 1:
- printf_debug("Write Lock (Default State).\n");
- chip_writeb(0, wrprotect);
- return 0;
- case 2:
- printf_debug("Locked Open (Full Access, Lock Down).\n");
- return 0;
- case 3:
- fprintf(stderr, "Error: Write Lock, Locked Down.\n");
- return -1;
- case 4:
- printf_debug("Read Lock.\n");
- chip_writeb(0, wrprotect);
- return 0;
- case 5:
- printf_debug("Read/Write Lock.\n");
- chip_writeb(0, wrprotect);
- return 0;
- case 6:
- fprintf(stderr, "Error: Read Lock, Locked Down.\n");
- return -1;
- case 7:
- fprintf(stderr, "Error: Read/Write Lock, Locked Down.\n");
- return -1;
- }
-
- /* We will never reach this point, but GCC doesn't know */
- return -1;
-}
-
-int unlock_winbond_fwhub(struct flashchip *flash)
-{
- int i, total_size = flash->total_size * 1024;
- volatile uint8_t *bios = flash->virtual_memory;
- uint8_t locking;
-
- /* Are there any hardware restrictions that we can't overcome?
- * If flashrom fail here, someone's got to check all those GPIOs.
- */
-
- /* Product Identification Entry */
- chip_writeb(0xAA, bios + 0x5555);
- chip_writeb(0x55, bios + 0x2AAA);
- chip_writeb(0x90, bios + 0x5555);
- myusec_delay(10);
-
- /* Read Hardware Lock Bits */
- locking = chip_readb(bios + 0xffff2);
-
- /* Product Identification Exit */
- chip_writeb(0xAA, bios + 0x5555);
- chip_writeb(0x55, bios + 0x2AAA);
- chip_writeb(0xF0, bios + 0x5555);
- myusec_delay(10);
-
- printf_debug("Lockout bits:\n");
-
- if (locking & (1 << 2))
- fprintf(stderr, "Error: hardware bootblock locking (#TBL).\n");
- else
- printf_debug("No hardware bootblock locking (good!)\n");
-
- if (locking & (1 << 3))
- fprintf(stderr, "Error: hardware block locking (#WP).\n");
- else
- printf_debug("No hardware block locking (good!)\n");
-
- if (locking & ((1 << 2) | (1 << 3)))
- return -1;
-
- /* Unlock the complete chip */
- for (i = 0; i < total_size; i += flash->page_size)
- if (unlock_block_winbond_fwhub(flash, i))
- return -1;
-
- return 0;
-}
-
-static int erase_sector_winbond_fwhub(volatile uint8_t *bios,
- unsigned int sector)
-{
- /* Remember: too much sleep can waste your day. */
-
- printf("0x%08x\b\b\b\b\b\b\b\b\b\b", sector);
-
- /* Sector Erase */
- chip_writeb(0xAA, bios + 0x5555);
- chip_writeb(0x55, bios + 0x2AAA);
- chip_writeb(0x80, bios + 0x5555);
-
- chip_writeb(0xAA, bios + 0x5555);
- chip_writeb(0x55, bios + 0x2AAA);
- chip_writeb(0x30, bios + sector);
-
- /* wait for Toggle bit ready */
- toggle_ready_jedec(bios);
-
- return 0;
-}
-
-int erase_winbond_fwhub(struct flashchip *flash)
-{
- int i, total_size = flash->total_size * 1024;
- volatile uint8_t *bios = flash->virtual_memory;
-
- unlock_winbond_fwhub(flash);
-
- printf("Erasing: ");
-
- for (i = 0; i < total_size; i += flash->page_size)
- erase_sector_winbond_fwhub(bios, i);
-
- printf("\n");
-
- for (i = 0; i < total_size; i++) {
- if (bios[i] != 0xff) {
- fprintf(stderr, "Error: Flash chip erase failed at 0x%08x(0x%02x)\n", i, bios[i]);
- return -1;
- }
- }
-
- return 0;
-}
-
-int write_winbond_fwhub(struct flashchip *flash, uint8_t *buf)
-{
- int i;
- int total_size = flash->total_size * 1024;
- volatile uint8_t *bios = flash->virtual_memory;
-
- if (erase_winbond_fwhub(flash))
- return -1;
-
- printf("Programming: ");
- for (i = 0; i < total_size; i += flash->page_size) {
- printf("0x%08x\b\b\b\b\b\b\b\b\b\b", i);
- write_sector_jedec(bios, buf + i, bios + i, flash->page_size);
- }
- printf("\n");
-
- return 0;
-}
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