Re: [OpenBIOS] [Qemu-devel] Re: [PATCHv8 00/16] boot order specification

[Andreas Färber]

Am 14.12.2010 um 21:41 schrieb Tarl Neustaedter:
> On 2010-12-14 3:31 PM, Benjamin Herrenschmidt wrote:
> > > No, but that may be OpenBIOS' fault. Here's its reg, in case it  
> > > helps:
> > > > > reg                       00001800 00000000 00000000
> > >
> > > 00000000 00000000
> > > >                         01001810 00000000 00000000    
> > >
> > > 00000000 00000008
> > > >                         01001814 00000000 00000000    
> > >
> > > 00000000 00000004
> > > >                         01001818 00000000 00000000    
> > >
> > > 00000000 00000008
> > > >                         0100181c 00000000 00000000    
> > >
> > > 00000000 00000004
> > > >                         01001820 00000000 00000000    
> > >
> > > 00000000 00000010
> > > >
> >
> > That looks like PCI.... odd to keep a PCI addressing scheme below a  
> > PCI
> > device...
>
> That looks like the reg property for ide@3 - it's a pci child, so  
> the addressing is in the pci bus. It looks like it has five BARs in  
> IO space, each between 4 and 10 bytes long.

It was an excerpt from `dev /pci/pci-ata .properties` on `qemu-system- 
ppc -nographic -prom-env 'auto-boot?=false'`.