[coreboot] Minimal seabios for coreboot
kevin at koconnor.net
Fri Aug 8 01:09:02 CEST 2008
On Thu, Aug 07, 2008 at 02:52:11PM -0400, Joseph Smith wrote:
> Maybe I missed something....
> Normally option roms are supposed to get copied to memory just below the 4G
> boundry (bios size - 4G) and then exicuted from there. Why not just have
> seabios copy it to memory and exicute it there??
Option roms are generally stored in eeproms on PCI cards. However,
some option roms for devices embedded on the motherboard are stored in
the system flash instead.
The option roms need to be copied to memory between 0xc0000 and
0xeffff and then executed in X86 real mode.
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