Re: [Qemu-devel] uvesafb doesn't work with seabios

[Bernhard Walle]

Am 2014-05-11 14:37, schrieb Kevin O'Connor:
> On Sun, May 11, 2014 at 01:42:57PM +0200, Bernhard Walle wrote:
> > Am 10.05.14 17:07, schrieb Kevin O'Connor:
> > > Also, it looks like uvesafb can call x86emu.  Older versions of x86emu
> > > are known to not emulate some instructions properly, and it has caused
> > > problems for SeaVGABIOS.  The most recent version of SeaVGABIOS from
> > > SeaBIOS git has additional checks for this - can you grab the seabios
> > > git, set CONFIG_DEBUG_LEVEL to 8, build SeaVGABIOS (set
> > > CONFIG_VGA_BOCHS), and post the logs from both Linux and QEMU with the
> > > above options?
> >
> > It doesn't change the result (that it doesn't work). It only makes the
> > kernel failing much faster and of course there's much more debugging
> > output: http://bwalle.de/tmp/debugoutput (250k).
>
> Were there any Linux or userspace messages with the above?


Yes:

  uvesafb: Getting VBE info block failed (eax=0x1d2, err=0)
  uvesafb: vbe_init() failed with -22
  uvesafb: probe of uvesafb.0 failed with error -22



Regards,
Bernhard