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Refactor unlocking of many chips with locking at register space address +2

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This includes PMC Pm49*, SST 49LF00*, ST M50* and Winbond W39* families.
The erase and write test status bits of all affected chips have been reset.

Corresponding to flashrom svn r1833.

Signed-off-by: Carl-Daniel Hailfinger <c-d.hailfinger.devel.2006@gmx.net>
Signed-off-by: Stefan Tauner <stefan.tauner@alumni.tuwien.ac.at>
Acked-by: Stefan Tauner <stefan.tauner@alumni.tuwien.ac.at>
This commit is contained in:
Carl-Daniel Hailfinger
2014-08-03 13:05:34 +00:00
committed by Stefan Tauner
parent 2a41f0a2c0
commit ef3ac8ac17
9 changed files with 248 additions and 315 deletions
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11
82802ab.c
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@ -108,17 +108,6 @@ uint8_t wait_82802ab(struct flashctx *flash)
return status;
}
int unlock_82802ab(struct flashctx *flash)
{
int i;
//chipaddr wrprotect = flash->virtual_registers + page + 2;
for (i = 0; i < flash->chip->total_size * 1024; i+= flash->chip->page_size)
chip_writeb(flash, 0, flash->virtual_registers + i + 2);
return 0;
}
int erase_block_82802ab(struct flashctx *flash, unsigned int page,
unsigned int pagesize)
{