[coreboot] r964 - coreboot-v3/util/x86emu
Marc Jones
marc.jones at amd.com
Thu Oct 30 02:51:19 CET 2008
Carl-Daniel Hailfinger wrote:
>
> We already have graphics cards with 2 GB RAM, so anything above 2 GB is
> unreachable during sizing. For a graphics card with 4 GB RAM, every
> single freaking 32bit location will be inaccessible. That means it it
> totally irrelevant whether you unshare or not, the machine will simply fail.
>
>
>
>
The framebuffer size or location doesn't matter. The vbios is running in
real mode so it can't access that memory either. The issue is that the
framebuffer sizing by the vbios causes the subtractive decode path to be
rerouted and the code can no longer be fetched.
Marc
--
Marc Jones
Senior Firmware Engineer
(970) 226-9684 Office
mailto:Marc.Jones at amd.com
http://www.amd.com/embeddedprocessors
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