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optionrom: fix bugs in signrom.sh
signrom.sh has multiple bugs:
- the last byte is considered when calculating the existing checksum, but not when computing the correction- apprently the 'expr' expression overflows and produces incorrect results with...
Fix checksum writing in signboot.sh
The printf command takes an octal value after \, so we have to convertour decimal representation to octal first and then write it.
This unbreaks extboot signing. Multiboot wasn't affected yet becausethe checksum was < 8....
signrom.sh: portability fix
Attached patch makes signrom.sh working on NetBSD.The output of the 'od' command leads to a syntax errorwhich breaks the build.
Signed-off-by: Christoph Egger <Christoph.Egger@amd.com>Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
Update to a hopefully more future proof FSF address
Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
Replace signrom with shell script v3
In order to not execute code we just compiled, let's replace signromwith a shell script that does the same thing while staying compatibleto pretty much every system available.
This should make cross-compilation for windows easier....