Re: Protected mode transitions and big real mode... still an issue

Mohammed Gamal
2008-05-06T17:05:39Z

On Tue, May 6, 2008 at 5:30 PM, Anthony Liguori <anthony@codemonkey.ws> wrote:
> Guillaume Thouvenin wrote:
>
> > On Mon, 5 May 2008 16:29:21 +0300
> > "Mohammed Gamal" <m.gamal005@gmail.com> wrote:
> >
> >
> >
> > > On Mon, May 5, 2008 at 3:57 PM, Anthony Liguori <anthony@codemonkey.ws>
> wrote:
> > >
> > >
> > >
> > > > WinXP fails to boot with your patch applied too. FWIW, Ubuntu 8.04
> has
> > > > a fixed version of gfxboot that doesn't do nasty things with SS on
> > > > privileged mode transitions.
> > > >
> > > >
> > > >
> > > WinXP fails with the patch applied too. Ubuntu 7.10 live CD and
> > > FreeDOS don't boot but complain about instruction mov 0x11,sreg not
> > > being emulated.
> > >
> > >
> >
> > Can you try with this one please?
> > On my computer it boots ubuntu-8.04-desktop-i386.iso liveCD and also
> > openSUSE-10.3-GM-x86_64-mini.iso
> >
> >
>
> 8.04 is not a good test-case. 7.10 is what you want to try.
>
> The good news is, 7.10 appears to work! The bad news is that about 20% of
> the time, it crashes and displays the following:
>
> kvm_run: failed entry, reason 5
> kvm_run returned -8
>
> So something appears to be a bit buggy. Still, very good work!
>
> Regards,
>
> Anthony Liguori
>
>

7.10 liveCD doesn't work with me at all. It only works with -no-kvm