[coreboot] [PATCH]fallback/normal for kconfig, selectable tinybootblock handler
stepan at coresystems.de
Wed Feb 24 14:37:45 CET 2010
On 2/10/10 8:04 PM, Patrick Georgi wrote:
> The attached patch allows the user to select one of multiple
> tinybootblock handlers. It also adds a new handler that provides
> fallback/normal behaviour (run normal iff CMOS says so and is present).
> The handler doesn't work yet (at least in my tests), but should be
> close. I mostly push this to start a discussion on how we want that part
> of coreboot to work.
> The idea would be to install the "normal" handler and fallback images in
> one pass, and normal images in a later pass using the already commited
> update feature.
> More special operations in tinybootblock become possible, too - maybe
> "run flashrom_romstage if GPIO x is triggered", or "run images X if
> cpuid is X, images Y if cpuid is Y".
> To apply the patch, src/arch/i386/init/bootblock.c must be copied to
> and bootblock.c itself be removed (the patch does that, but your
> patch(1) might not delete the file properly).
> Signed-off-by: Patrick Georgi <patrick.georgi at coresystems.de>
Acked-by: Stefan Reinauer <stepan at coresystems.de>
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