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Add initial support for the following flash chips: 

- Atmel AT29C020
 - STMicroelectronics M29F002B
 - STMicroelectronics M29F002T
 - STMicroelectronics M29F002NT

Signed-off-by: Uwe Hermann <uwe@hermann-uwe.de>
Signed-off-by: Roger Zauner <roger@eskimo.com>
Acked-by: Peter Stuge <peter@stuge.se>


git-svn-id: svn://svn.coreboot.org/coreboot/trunk@2621 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
This commit is contained in:
Uwe Hermann 2007-04-28 02:22:59 +00:00 committed by Peter Stuge
parent 989de36703
commit 7580f87f7a
3 changed files with 16 additions and 3 deletions
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4
util/flashrom/README
View File

@ -92,6 +92,7 @@ AMD AM-29F040B
AMD AM-29F016D
ASD AE49F2008
Atmel AT-29C040A
Atmel AT-29C020
EMST F49B002UA
Intel 82802AB (Firmware Hub)
Intel 82802AC (Firmware Hub)
@ -118,6 +119,9 @@ SST SST-49LF008A
SST SST-49LF004C
SST SST-49LF008C
SST SST-49LF016C
ST ST-M29F002B
ST ST-M29F002T
ST ST-M29F002NT
ST ST-M29F400BT
ST ST-M29F040B
SyncMOS S29C51001T/B

5
util/flashrom/flash.h
View File

@ -64,6 +64,7 @@ extern struct flashchip flashchips[];
#define ATMEL_ID 0x1F /* Atmel */
#define AT_29C040A 0xA4
#define AT_29C020 0xDA
#define MX_ID 0xC2 /* Macronix (MX) */
#define MX_29F002 0xB0
@ -106,8 +107,10 @@ extern struct flashchip flashchips[];
#define W_49V002FA 0x32
#define ST_ID 0x20 /* ST */
#define ST_M29F040B 0xE2
#define ST_M29F002B 0x34
#define ST_M29F002T 0xB0 /* M29F002T / M29F002NT */
#define ST_M29F400BT 0xD5
#define ST_M29F040B 0xE2
#define EMST_ID 0x8c /* EMST / EFST */
#define EMST_F49B002UA 0x00

10
util/flashrom/flashchips.c
View File

@ -49,6 +49,8 @@ struct flashchip flashchips[] = {
probe_jedec, erase_chip_jedec, write_jedec, NULL},
{"At29C040A", ATMEL_ID, AT_29C040A, NULL, 512, 256,
probe_jedec, erase_chip_jedec, write_jedec, NULL},
{"At29C020", ATMEL_ID, AT_29C020, NULL, 256, 256,
probe_jedec, erase_chip_jedec, write_jedec, NULL},
{"Mx29f002", MX_ID, MX_29F002, NULL, 256, 64 * 1024,
probe_29f002, erase_29f002, write_29f002, NULL},
{"SST29EE020A", SST_ID, SST_29EE020A, NULL, 256, 128,
@ -109,10 +111,14 @@ struct flashchip flashchips[] = {
probe_jedec, erase_chip_jedec, write_39sf020, NULL},
{"W39V080A", WINBOND_ID, W_39V080A, NULL, 1024, 64*1024,
probe_jedec, erase_chip_jedec, write_39sf020, NULL},
{"M29F040B", ST_ID, ST_M29F040B, NULL, 512, 64 * 1024,
probe_29f040b, erase_29f040b, write_29f040b, NULL},
{"M29F002B", ST_ID, ST_M29F002B, NULL, 256, 64 * 1024,
probe_jedec, erase_chip_jedec, write_jedec, NULL},
{"M29F002T/NT", ST_ID, ST_M29F002T, NULL, 256, 64 * 1024,
probe_jedec, erase_chip_jedec, write_jedec, NULL},
{"M29F400BT", ST_ID, ST_M29F400BT, NULL, 512, 64 * 1024,
probe_m29f400bt, erase_m29f400bt, write_linuxbios_m29f400bt, NULL},
{"M29F040B", ST_ID, ST_M29F040B, NULL, 512, 64 * 1024,
probe_29f040b, erase_29f040b, write_29f040b, NULL},
{"82802ab", 137, 173, NULL, 512, 64 * 1024,
probe_82802ab, erase_82802ab, write_82802ab, NULL},
{"82802ac", 137, 172, NULL, 1024, 64 * 1024,