[coreboot] Minimal seabios for coreboot

Kevin O'Connor kevin at koconnor.net
Fri Aug 8 01:04:34 CEST 2008

Hi Zhang,

On Fri, Aug 08, 2008 at 12:11:23AM +0800, Zhang Rui wrote:
> 2008/8/6, Kevin O'Connor <kevin at koconnor.net>:
> > On Tue, Aug 05, 2008 at 12:44:55PM +0800, Zhang Rui wrote:
> > > so if I want to write the int13 for scsi booting, should I write
> > > interrupt function in coreboot and inject it to int13, or just write
> > > codes in seabios?
> >
> > I'm not sure what you mean.  The difficulty is going to be in passing
> > the information from the coreboot option rom scan to seabios so that
> > seabios can properly boot the machine (and fail over to an alternative
> > boot source if necessary).  I suppose one could add the legacy bios
> > bootup rules to coreboot, but I don't like that idea much.
> >
> My understanding is this:
> 1. the option rom is some place SeaBIOS can find. So we can use
> SeaBIOS as a payload to boot.
> 2. the option rom is in zipped in coreboot.rom. So I should copy bin
> of SeaBIOS to coreboot and let the scsi controller option rom install
> int13 in coreboot. So some boot loader can load the OS from scsi
> storage.
> Is this OK?

I'm sorry, but I don't understand what you are asking (or suggesting).


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