[coreboot] [PATCH] LAR: Don't clobber top 8 bytes
stepan at coresystems.de
Wed Dec 3 12:48:14 CET 2008
Carl-Daniel Hailfinger wrote:
> LAR currently overwrites the top 13 bytes (0xfffff3-0xffffff) of the
> bootblock with zeros, then it stores the ROM size in 0xfffff4-0xfffff7.
> The top 8 bytes are unused in that scheme.
> Leave the top 8 bytes as they are and allow us to store something in
> there during the bootblock build process. The byte at 0xfffff3 is 0xff
> by default on x86 and setting it to 0 is not needed.
> Signed-off-by: Carl-Daniel Hailfinger <c-d.hailfinger.devel.2006 at gmx.net>
They're unused, and until they are used, they should be cleared to a
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