Author: uwe
Date: 2007-08-30 12:17:50 +0200 (Thu, 30 Aug 2007)
New Revision: 2753
Added:
trunk/util/flashrom/w29ee011.c
Modified:
trunk/util/flashrom/Makefile
trunk/util/flashrom/README
trunk/util/flashrom/flash.h
trunk/util/flashrom/flashchips.c
Log:
Add support for the Winbond W29EE011.
Signed-off-by: Markus Boas <[EMAIL PROTECTED]>
Acked-by: Uwe Hermann <[EMAIL PROTECTED]>
Modified: trunk/util/flashrom/Makefile
===================================================================
--- trunk/util/flashrom/Makefile 2007-08-30 10:11:08 UTC (rev 2752)
+++ trunk/util/flashrom/Makefile 2007-08-30 10:17:50 UTC (rev 2753)
@@ -24,7 +24,7 @@
am29f040b.o mx29f002.o sst39sf020.o m29f400bt.o w49f002u.o \
82802ab.o msys_doc.o pm49fl004.o sst49lf040.o sst49lfxxxc.o \
sst_fwhub.o layout.o lbtable.o flashchips.o flashrom.o \
- sharplhf00l04.o
+ sharplhf00l04.o w29ee011.o
all: pciutils dep $(PROGRAM)
Modified: trunk/util/flashrom/README
===================================================================
--- trunk/util/flashrom/README 2007-08-30 10:11:08 UTC (rev 2752)
+++ trunk/util/flashrom/README 2007-08-30 10:17:50 UTC (rev 2753)
@@ -150,6 +150,7 @@
Winbond W29C011
Winbond W29C020C
Winbond W29C040P
+Winbond W29EE011
Winbond W49F002U
Winbond W49V002A
Winbond W49V002FA
Modified: trunk/util/flashrom/flash.h
===================================================================
--- trunk/util/flashrom/flash.h 2007-08-30 10:11:08 UTC (rev 2752)
+++ trunk/util/flashrom/flash.h 2007-08-30 10:17:50 UTC (rev 2753)
@@ -102,6 +102,7 @@
#define W_29C011 0xC1
#define W_29C020C 0x45
#define W_29C040P 0x46
+#define W_29EE011 0xC1
#define W_39V040FA 0x34
#define W_39V040A 0x3D
#define W_39V040B 0x54
@@ -260,6 +261,9 @@
extern int erase_sst_fwhub(struct flashchip *flash);
extern int write_sst_fwhub(struct flashchip *flash, uint8_t *buf);
+/* w29ee011.c */
+extern int probe_w29ee011(struct flashchip *flash);
+
/* w49f002u.c */
extern int write_49f002(struct flashchip *flash, uint8_t *buf);
Modified: trunk/util/flashrom/flashchips.c
===================================================================
--- trunk/util/flashrom/flashchips.c 2007-08-30 10:11:08 UTC (rev 2752)
+++ trunk/util/flashrom/flashchips.c 2007-08-30 10:17:50 UTC (rev 2753)
@@ -86,6 +86,8 @@
probe_jedec, erase_chip_jedec, write_jedec},
{"W29C020C", WINBOND_ID, W_29C020C, 256, 128,
probe_jedec, erase_chip_jedec, write_jedec},
+ {"W29EE011", WINBOND_ID, W_29C011, 128, 128,
+ probe_w29ee011,erase_chip_jedec, write_jedec},
{"W49F002U", WINBOND_ID, W_49F002U, 256, 128,
probe_jedec, erase_chip_jedec, write_49f002},
{"W49V002A", WINBOND_ID, W_49V002A, 256, 128,
Added: trunk/util/flashrom/w29ee011.c
===================================================================
--- trunk/util/flashrom/w29ee011.c (rev 0)
+++ trunk/util/flashrom/w29ee011.c 2007-08-30 10:17:50 UTC (rev 2753)
@@ -0,0 +1,60 @@
+/*
+ * This file is part of the flashrom project.
+ *
+ * Copyright (C) 2007 Markus Boas <[EMAIL PROTECTED]>
+ *
+ * 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"
+
+int probe_w29ee011(struct flashchip *flash)
+{
+ volatile uint8_t *bios = flash->virtual_memory;
+ uint8_t id1, id2;
+
+ /* Issue JEDEC Product ID Entry command */
+ *(volatile uint8_t *)(bios + 0x5555) = 0xAA;
+ myusec_delay(10);
+ *(volatile uint8_t *)(bios + 0x2AAA) = 0x55;
+ myusec_delay(10);
+ *(volatile uint8_t *)(bios + 0x5555) = 0x80;
+ myusec_delay(10);
+ *(volatile uint8_t *)(bios + 0x5555) = 0xAA;
+ myusec_delay(10);
+ *(volatile uint8_t *)(bios + 0x2AAA) = 0x55;
+ myusec_delay(10);
+ *(volatile uint8_t *)(bios + 0x5555) = 0x60;
+ myusec_delay(10);
+
+ /* Read product ID */
+ id1 = *(volatile uint8_t *)bios;
+ id2 = *(volatile uint8_t *)(bios + 0x01);
+
+ /* Issue JEDEC Product ID Exit command */
+ *(volatile uint8_t *)(bios + 0x5555) = 0xAA;
+ myusec_delay(10);
+ *(volatile uint8_t *)(bios + 0x2AAA) = 0x55;
+ myusec_delay(10);
+ *(volatile uint8_t *)(bios + 0x5555) = 0xF0;
+ myusec_delay(10);
+
+ printf_debug("%s: id1 0x%x, id2 0x%x\n", __FUNCTION__, id1, id2);
+
+ if (id1 == flash->manufacture_id && id2 == flash->model_id)
+ return 1;
+
+ return 0;
+}
--
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