[coreboot] SVN Coreboot-v3 with SVN OpenBIOS payload panics on boot with qemu

Mark Cave-Ayland mark.cave-ayland at siriusit.co.uk
Wed Jan 28 10:26:18 CET 2009

Myles Watson wrote:

> It definitely narrows it down.  I'll have to look more closely at the IO
> space allocation differences between v2 and v3.
> I may have changed the IO allocation from 0x400 to 0x1000 in qemu.  In v3 I
> wanted them to all start at the same place.  In v2 it was dependent on the
> board.
> It looks like OpenBIOS is allocating address space for the devices and
> didn't want to allocate in the legacy PCI range.  I just don't see why that
> breaks anything unless they're running out of space somehow.  I wonder what
> arch->io_base is before they add 0x400 to it.
> Have you also asked about this change on the OpenBIOS list?

I have now. I've asked them to join onto this thread so we can all 
continue the discussion in one place.

Many thanks,


Mark Cave-Ayland
Sirius Corporation - The Open Source Experts
T: +44 870 608 0063

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