Re: [OpenBIOS] Regression in booting HelenOS/sparc64

[Mark Cave-Ayland]

On 12/04/12 18:54, Artyom Tarasenko wrote:
> As of today qemu git/master and OpenBIOS/trunk can't boot
> HelenOS-0.4.3-sparc64-ultra.iso .
>
> $ sparc64-softmmu/qemu-system-sparc64 -m 512 -boot d -cdrom
> /mnt/terra/projects/sparc-images/HelenOS-0.4.3-sparc64-ultra.iso -bios
> openbios-sparc64-trunk
> Unassigned mem access to 000001ff00700000 from 000000000041c00c
> ^^^Booting stops here
>
> It looks like the regression is coming form the OpenBIOS, because
> older qemu versions can boot HelenOS with older OpenBIOS, but not with
> trunk. Can't check other way around because current qemu doesn't start
> with older OpenBIOS at all.

Hmmm it's going to take a while to bisect something like this :/  Do you 
at least have a last known good combination (QEMU git commit/OpenBIOS 
SVN revision) to start working from?

ATB,

Mark.

Regression in booting HelenOS/sparc64

[Artyom Tarasenko]

Sorry for the top-posting, that's the only option Gmail offers for my
smartphone.

I used the commit before the one to which there was a repairing commit
with comment "we lost OR'ing" from Blue and Jan.

HTH,
Artyom

On 4/13/12, Mark Cave-Ayland  wrote:
> On 12/04/12 18:54, Artyom Tarasenko wrote:
> > As of today qemu git/master and OpenBIOS/trunk can't boot
> > HelenOS-0.4.3-sparc64-ultra.iso .
> >
> > $ sparc64-softmmu/qemu-system-sparc64 -m 512 -boot d -cdrom
> > /mnt/terra/projects/sparc-images/HelenOS-0.4.3-sparc64-ultra.iso -bios
> > openbios-sparc64-trunk
> > Unassigned mem access to 000001ff00700000 from 000000000041c00c
> > ^^^Booting stops here
> >
> > It looks like the regression is coming form the OpenBIOS, because
> > older qemu versions can boot HelenOS with older OpenBIOS, but not with
> > trunk. Can't check other way around because current qemu doesn't start
> > with older OpenBIOS at all.
>
> Hmmm it's going to take a while to bisect something like this :/  Do you
> at least have a last known good combination (QEMU git commit/OpenBIOS
> SVN revision) to start working from?
>
> ATB,
>
> Mark.