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Add support for 39sf020

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Corresponding to coreboot v1 svn r523.
This commit is contained in:
Ronald G. Minnich 2002-03-21 22:40:40 +00:00
parent ef5779d1dd
commit c831647b17
3 changed files with 9 additions and 2 deletions
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4
Makefile
View File

@ -1,5 +1,5 @@
OBJS = jedec.o sst28sf040.o am29f040b.o mx29f002.c
CC = gcc -O2
OBJS = jedec.o sst28sf040.o am29f040b.o mx29f002.c sst39sf020.o
CC = gcc -O2 -g
all: ${OBJS}
${CC} -o flash_rom flash_rom.c ${OBJS}

5
flash.h
View File

@ -27,6 +27,7 @@ struct flashchip {
#define SST_ID 0xBF /* SST Manufacturer ID[B code */
#define SST_29EE020A 0x10 /* SST 29EE020 device code */
#define SST_28SF040 0x04 /* SST 29EE040 device code */
#define SST_39SF020 0xB6 /* SST 39SF020 device */
#define WINBOND_ID 0xDA /* Winbond Manufacture ID code */
#define W_29C020C 0x45 /* Winbond w29c020c device code*/
@ -35,6 +36,10 @@ extern int probe_28sf040 (struct flashchip * flash);
extern int erase_28sf040 (struct flashchip * flash);
extern int write_28sf040 (struct flashchip * flash, char * buf);
extern int probe_39sf020 (struct flashchip * flash);
extern int erase_39sf020 (struct flashchip * flash);
extern int write_39sf020 (struct flashchip * flash, char * buf);
extern int probe_29f040b (struct flashchip * flash);
extern int erase_29f040b (struct flashchip * flash);
extern int write_29f040b (struct flashchip * flash, char * buf);

2
flash_rom.c
View File

@ -47,6 +47,8 @@ struct flashchip flashchips[] = {
probe_jedec, erase_jedec, write_jedec},
{"SST28SF040A", SST_ID, SST_28SF040, NULL, 512, 256,
probe_28sf040, erase_28sf040, write_28sf040},
{"SST39SF020A", SST_ID, SST_39SF020, NULL, 256, 4096,
probe_jedec, erase_jedec, write_39sf020},
{"W29C020C", WINBOND_ID, W_29C020C, NULL, 256, 128,
probe_jedec, erase_jedec, write_jedec},
{NULL,}