[coreboot] using SeaBios on EFI platforms

Kevin O'Connor kevin at koconnor.net
Sat Feb 14 03:20:48 CET 2009

On Fri, Feb 13, 2009 at 08:57:44PM -0500, Scott D. Davilla wrote:
> 32bit mode is right where I'm running. In going over the SeaBIOS code, it 
> looks like I just need to prep a coreboot table, stick it in the correct 
> place and call post.

Sounds about right.

> This will be fun, of course, no serial port which makes it real  
> interesting to debug.

Hrmm.  If the machine has an ehci port, we could enhance seabios to
send debug info over the ehci debug port.  (You'd need a special ehci
debug device, but it may be better than debugging blind.)

> I would also be interested in USB keyboard support. FILO has ohic/uhic in 
> 32bit mode but not 16bit.

It would definitely be nice to add USB support to SeaBIOS.
Eventually, we'll have to do something as USB support is a must these


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