[SeaBIOS] Re : Re : [Qemu-devel] Regression: more 0.12 regression (SeaBIOS related?)
Alain Ribière
alain_ribiere at yahoo.com
Mon Mar 12 11:38:42 CET 2012
>On Wed, Mar 07, 2012 at 06:31:31AM -0800, Alain Ribière wrote:
> > I ran qemu 1.0.1 and the latest SeaBIOS (from the git) with the following options :
> > qemu-system-i386 -L git/bios -fda disk.img -no-fd-bootchk -boot a -m 16
> >
> > Here is the log :
> > https://docs.google.com/open?id=0B7mz0vq6Rpb7UE1ibjJDcEhTRWlNV050QnMyMWwtZw
> >
> > Here is the floppy disk image I used :
> >
> > https://docs.google.com/open?id=0B7mz0vq6Rpb7bHpYaEt2SnVUUi1KaWE3a3lBQUJpQQ
> >
> >
> > The floppy disk is simply a C-DOS 720 Ko floppy created by "format
> > a: /s". So it's quite empty.
> >
> > Qemu doesn't crash or freeze. But I can just type a single character
> > and the nothing else. But the system is still running (there is a
> > clock at the bottom right of the screen).
>
> I tracked this down. Looks like the image takes over the PS2 irq and
> keyboard handling, but then occasionally calls into the BIOS. When it
> does call the BIOS irq handler (manually), it expects the irq handler
> to enable the keyboard. Weird.
>
> Anyway, the patch below fixes it for me.
>
> -Kevin
Great ! It works for me too.
Thanks a lot,
Alain
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