summaryrefslogtreecommitdiff
path: root/util/flashrom/flash_on.c
diff options
context:
space:
mode:
authorLi-Ta Lo <ollie@lanl.gov>2005-11-26 21:55:36 +0000
committerLi-Ta Lo <ollie@lanl.gov>2005-11-26 21:55:36 +0000
commit1a4f0707bb33836953ffe90f6216ee20210cd1fa (patch)
tree72737cc64699dfdb0cbcee0be4db57ca859f74dd /util/flashrom/flash_on.c
parentf622d598db3a6fb7001b6b63e7184272eb19db72 (diff)
flasrom update from Stefan, resovle issue 21
git-svn-id: svn://svn.coreboot.org/coreboot/trunk@2111 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
Diffstat (limited to 'util/flashrom/flash_on.c')
-rw-r--r--util/flashrom/flash_on.c77
1 files changed, 0 insertions, 77 deletions
diff --git a/util/flashrom/flash_on.c b/util/flashrom/flash_on.c
deleted file mode 100644
index f1e8aca38d..0000000000
--- a/util/flashrom/flash_on.c
+++ /dev/null
@@ -1,77 +0,0 @@
-/*
- * flash_rom.c: Turnning on Flash Write Enable for SiS 630/950 M/Bs,
- * use this program before loading DoC drivers.
- *
- *
- * Copyright 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., 675 Mass Ave, Cambridge, MA 02139, USA.
- *
- *
- * Reference:
- * 1. SiS 630 Specification
- * 2. SiS 950 Specification
- *
- * $Id$
- */
-
-#include <errno.h>
-#include <fcntl.h>
-#include <sys/mman.h>
-#include <sys/io.h>
-#include <unistd.h>
-#include <stdio.h>
-#include <stdlib.h>
-
-int main()
-{
- char b;
-
- /* get io privilege access PCI configuration space */
- if (iopl(3) != 0) {
- perror("Can not set io priviliage");
- exit(1);
- }
-
- /* Enable 0xFFF8000~0xFFFF0000 decoding on SiS 540/630 */
- outl(0x80000840, 0x0cf8);
- b = inb(0x0cfc) | 0x0b;
- outb(b, 0xcfc);
- /* Flash write enable on SiS 540/630 */
- outl(0x80000845, 0x0cf8);
- b = inb(0x0cfd) | 0x40;
- outb(b, 0xcfd);
-
- /* The same thing on SiS 950 SuperIO side */
- outb(0x87, 0x2e);
- outb(0x01, 0x2e);
- outb(0x55, 0x2e);
- outb(0x55, 0x2e);
-
- if (inb(0x2f) != 0x87) {
- printf("Can not access SiS 950\n");
- return -1;
- }
-
- outb(0x24, 0x2e);
- b = inb(0x2f) | 0xfc;
- outb(0x24, 0x2e);
- outb(b, 0x2f);
-
- outb(0x02, 0x2e);
- outb(0x02, 0x2f);
-
- return (0);
-}