xf86-video-intel modesetting crash

Greg KH greg at kroah.com
Thu Oct 19 22:16:10 PDT 2006


On Thu, Oct 19, 2006 at 07:36:23AM +0200, Stefan Dirsch wrote:
> On Wed, Oct 18, 2006 at 05:17:31PM -0700, Greg KH wrote:
> > On Wed, Oct 18, 2006 at 04:22:39PM -0700, Greg KH wrote:
> > > So I got this nifty little Mac Mini, as I keep breaking Linus's machine,
> > > so I wanted to test with it.  But I can't get X to work properly on it.
> > > 
> > > I'm running the modesetting branch of the xf86-video-intel driver the
> > > 53c28b3980d2682de830e8f86553ccad71527ac1 commit, and I get the following
> > > error when trying to start up:
> > > 
> > > (==) I810(0): Default visual is TrueColor
> > > (II) Loading sub module "int10"
> > > (II) LoadModule: "int10"
> > > (II) Reloading /usr/lib/xorg/modules/libint10.so
> > > (II) I810(0): initializing int10
> > > (WW) I810(0): Bad V_BIOS checksum
> > > (II) I810(0): Primary V_BIOS segment is: 0xc000
> > > (EE) I810(0): unknown reason for exception
> > > (II) I810(0): EAX=0x00004f00, EBX=0x00000000, ECX=0x00000000,
> > > EDX=0x00000000
> > > (II) I810(0): ESP=0x00000ffa, EBP=0x00000000, ESI=0x00000000,
> > > EDI=0x00002000
> > > (II) I810(0): CS=0x7d8e, SS=0x0100, DS=0x0040, ES=0x0000, FS=0x0000,
> > > GS=0x0000
> > > (II) I810(0): EIP=0x0000ffff, EFLAGS=0x00033282
> > > (II) stack at 0x00001ffa:
> > >  00 06 00 00 00 32
> > > (II) I810(0): code at 0x0008d8df:
> > >  00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
> > >  00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
> > > (EE) I810(0): cannot continue
> > > (II) I810(0): VESA BIOS not detected
> > > (EE) I810(0): VBE initialization failed.
> > > 
> > > I can provide more of the log (earlier parts) if anyone thinks it will
> > > help out anything.
> > > 
> > > Any thoughts?
> > 
> > Hm, upgrading to a newer kernel fixes this issue, 
> 
> I think it's the reboot and not the kernel update, which fixes this
> issue. At least this was my experience I had with a Mac Mini some days
> ago.
> 
> > but now the driver
> > can't find any modes for the 1680x1050 setting of the monitor.  The
> > driver does see that the monitor can support that, but there is no mode
> > for it.
> 
> I never tried the modesetting branch of the i810 driver, but I'm
> assuming that you still need to provide a modeline for such a mode. Is
> it specified in your xorg.conf and accepted by the server/driver?

Ok, I've reverted back to the previous stable version of the i810
driver, and resorted to using the old 855resolution bios trick, and now
have the monitor working properly.

Very odd, but hey, it works now, so I'm happy...

thanks,

greg k-h



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