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Enable unlocking (erasing/writing) W39V040FB chips

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Add code for the unlocking (erasing/writing) of Winbond W39V040FB
chips, enabling erasing/writing this type of chip.

Corresponding to flashrom svn r1248.

Signed-off-by: Idwer Vollering <vidwer@gmail.com>
Acked-by: Michael Karcher <flashrom@mkarcher.dialup.fu-berlin.de>
This commit is contained in:
Idwer Vollering 2010-12-26 23:55:12 +00:00 committed by Michael Karcher
parent 22e0532caf
commit ecc67072b6
3 changed files with 12 additions and 0 deletions
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1
chipdrivers.h
View File

@ -119,6 +119,7 @@ int printlock_w39v040fc(struct flashchip *flash);
int printlock_w39v080a(struct flashchip *flash);
int printlock_w39v080fa(struct flashchip *flash);
int printlock_w39v080fa_dual(struct flashchip *flash);
int unlock_w39v040fb(struct flashchip *flash);
int unlock_w39v080fa(struct flashchip *flash);
/* w29ee011.c */

1
flashchips.c
View File

@ -7706,6 +7706,7 @@ struct flashchip flashchips[] = {
}
},
.printlock = printlock_w39v040fb,
.unlock = unlock_w39v040fb,
.write = write_jedec_1,
.read = read_memmapped,
},

10
w39.c
View File

@ -244,6 +244,16 @@ int printlock_w39v080fa_dual(struct flashchip *flash)
return -1;
}
int unlock_w39v040fb(struct flashchip *flash)
{
if (unlock_w39_fwh(flash))
return -1;
if (printlock_w39_common(flash, 0x7fff2))
return -1;
return 0;
}
int unlock_w39v080fa(struct flashchip *flash)
{
if (unlock_w39_fwh(flash))