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Convert SPI chips to partial write

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However, wrap the write functions in a compat layer to allow converting
the rest of flashrom later. Tested on Intel NM10 by David Hendricks.

Corresponding to flashrom svn r1080.

Signed-off-by: Carl-Daniel Hailfinger <c-d.hailfinger.devel.2006@gmx.net>
Acked-by: Michael Karcher <flashrom@mkarcher.dialup.fu-berlin.de>
This commit is contained in:
Carl-Daniel Hailfinger
2010-07-14 16:19:05 +00:00
parent 1748c5701f
commit 9a795d83fb
13 changed files with 126 additions and 130 deletions
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9
dummyflasher.c
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@ -167,3 +167,12 @@ int dummy_spi_read(struct flashchip *flash, uint8_t *buf, int start, int len)
return spi_read_chunked(flash, buf, start, len, 64 * 1024);
}
/* Is is impossible to trigger this code path because dummyflasher probing will
* never be successful, and the current frontend refuses to write in that case.
* Other frontends may allow writing even for non-detected chips, though.
*/
int dummy_spi_write_256(struct flashchip *flash, uint8_t *buf, int start, int len)
{
spi_disable_blockprotect();
return spi_write_chunked(flash, buf, start, len, 256);
}