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 ryven@ryven.de Acked-by: Uwe Hermann uwe@hermann-uwe.de
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 ryven@ryven.de + * + * 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; +}