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| author | Carl-Daniel Hailfinger <c-d.hailfinger.devel.2006@gmx.net> | 2008-05-14 12:03:06 +0000 |
|---|---|---|
| committer | Carl-Daniel Hailfinger <c-d.hailfinger.devel.2006@gmx.net> | 2008-05-14 12:03:06 +0000 |
| commit | 68db3a2bdc335519003c7f18ead043d7507718aa (patch) | |
| tree | 581d02c85a09d3370291069b9fb0f393fee1f0a3 /util/flashrom/flash.h | |
| parent | b69e46bca3ee8e25ee45ba04ff812e507fccb0fc (diff) | |
| download | coreboot-68db3a2bdc335519003c7f18ead043d7507718aa.tar.xz | |
Check the JEDEC vendor ID for correct parity. Flash chips which can be
detected by JEDEC probe routines all have vendor IDs with correct
parity. Use a parity check as additional hint whether a vendor ID makes
sense.
Note: Device IDs have no parity requirements whatsoever.
Signed-off-by: Carl-Daniel Hailfinger <c-d.hailfinger.devel.2006@gmx.net>
Acked-by: Peter Stuge <peter@stuge.se>
git-svn-id: svn://svn.coreboot.org/coreboot/trunk@3308 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
Diffstat (limited to 'util/flashrom/flash.h')
| -rw-r--r-- | util/flashrom/flash.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/util/flashrom/flash.h b/util/flashrom/flash.h index 67f49c6932..37d7dc0caf 100644 --- a/util/flashrom/flash.h +++ b/util/flashrom/flash.h @@ -396,6 +396,7 @@ int it8716f_spi_chip_write(struct flashchip *flash, uint8_t *buf); void it8716f_spi_page_program(int block, uint8_t *buf, uint8_t *bios); /* jedec.c */ +uint8_t oddparity(uint8_t val); void toggle_ready_jedec(volatile uint8_t *dst); void data_polling_jedec(volatile uint8_t *dst, uint8_t data); void unprotect_jedec(volatile uint8_t *bios); |