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authorStefan Reinauer <stepan@openbios.org>2005-11-24 10:45:34 +0000
committerStefan Reinauer <stepan@openbios.org>2005-11-24 10:45:34 +0000
commit7d5c7a7f1794cf846f2b62813c81f0f2a0ac5b54 (patch)
tree3ea89e5f20c249f3c0c8f31408577d3141214d3a /util/flash_and_burn/am29f040b.c
parente0e137844adc8366de58514b10ed962da46ce77b (diff)
downloadcoreboot-7d5c7a7f1794cf846f2b62813c81f0f2a0ac5b54.tar.xz
rename the directory to match the program name
git-svn-id: svn://svn.coreboot.org/coreboot/trunk@2102 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
Diffstat (limited to 'util/flash_and_burn/am29f040b.c')
-rw-r--r--util/flash_and_burn/am29f040b.c135
1 files changed, 0 insertions, 135 deletions
diff --git a/util/flash_and_burn/am29f040b.c b/util/flash_and_burn/am29f040b.c
deleted file mode 100644
index 3ebfe8653f..0000000000
--- a/util/flash_and_burn/am29f040b.c
+++ /dev/null
@@ -1,135 +0,0 @@
-/*
- * am29f040.c: driver for programming AMD am29f040b models
- *
- *
- * 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:
- * AMD Am29F040B data sheet
- * $Id$
- */
-
-#include <stdio.h>
-#include "flash.h"
-#include "jedec.h"
-
-static __inline__ int erase_sector_29f040b(volatile char *bios,
- unsigned long address)
-{
- *(bios + 0x555) = 0xAA;
- *(bios + 0x2AA) = 0x55;
- *(bios + 0x555) = 0x80;
- *(bios + 0x555) = 0xAA;
- *(bios + 0x2AA) = 0x55;
- *(bios + address) = 0x30;
-
- sleep(2);
-
- /* wait for Toggle bit ready */
- toggle_ready_jedec(bios + address);
-
- return (0);
-}
-
-static __inline__ int write_sector_29f040b(volatile char *bios,
- unsigned char *src,
- volatile unsigned char *dst,
- unsigned int page_size)
-{
- int i;
-
- for (i = 0; i < page_size; i++) {
- printf("0x%08lx",
- (unsigned long) dst - (unsigned long) bios);
-
- *(bios + 0x555) = 0xAA;
- *(bios + 0x2AA) = 0x55;
- *(bios + 0x555) = 0xA0;
- *dst++ = *src++;
-
- /* wait for Toggle bit ready */
- toggle_ready_jedec(bios);
-
- printf("\b\b\b\b\b\b\b\b\b\b");
- }
-
- return (0);
-}
-
-int probe_29f040b(struct flashchip *flash)
-{
- volatile unsigned char *bios = flash->virt_addr;
- unsigned char id1, id2;
-
- *(bios + 0x555) = 0xAA;
- *(bios + 0x2AA) = 0x55;
- *(bios + 0x555) = 0x90;
-
- id1 = *bios;
- id2 = *(bios + 0x01);
-
- *bios = 0xF0;
-
- myusec_delay(10);
-
- printf("%s: id1 0x%x, id2 0x%x\n", __FUNCTION__, id1, id2);
- if (id1 == flash->manufacture_id && id2 == flash->model_id)
- return 1;
-
- return 0;
-}
-
-int erase_29f040b(struct flashchip *flash)
-{
- volatile unsigned char *bios = flash->virt_addr;
-
- *(bios + 0x555) = 0xAA;
- *(bios + 0x2AA) = 0x55;
- *(bios + 0x555) = 0x80;
- *(bios + 0x555) = 0xAA;
- *(bios + 0x2AA) = 0x55;
- *(bios + 0x555) = 0x10;
-
- myusec_delay(10);
- toggle_ready_jedec(bios);
-
- return (0);
-}
-
-int write_29f040b(struct flashchip *flash, unsigned char *buf)
-{
- int i;
- int total_size = flash->total_size * 1024, page_size =
- flash->page_size;
- volatile char *bios = flash->virt_addr;
-
- printf("Programming Page: ");
- for (i = 0; i < total_size / page_size; i++) {
- /* erase the page before programming */
- erase_sector_29f040b(bios, i * page_size);
-
- /* write to the sector */
- printf("%04d at address: ", i);
- write_sector_29f040b(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");
- }
- printf("\n");
-
- return (0);
-}