On Son, 2002-10-06 at 19:49, Malte Cornils wrote:
> On Sun, Oct 06, 2002 at 04:39:23PM +0200, Michel Dänzer wrote:
> > > and get a blank screen - the monitor loses signal - and I can't switch back
> > > to the console. C-M-del helps, though.
> > 
> > That means you _are_ on console, it's just not visible. ;)
> > > (==) RADEON(0): Silken mouse enabled
> 
> > Hmm, it seems to crash somewhere inside RADEONAccelInit(), before it
> > calls XAAInit() (or at least before that prints out the acceleration
> > info). I don't see how it can segfault there though, a backtrace would
> > be interesting. It seems to be a r200 specific problem, or does anyone
> > experience the same with an r100 chip?
> 
> Having the same problem... (r200, today's snapshot)
> 
> Maybe the...
> 
> XFree86 Version 4.2.1 (Debian 4.2.1-0pre1v2 20020926171834 [EMAIL PROTECTED]) / X 
>Window System
> (protocol Version 11, revision 0, vendor release 6600)
> 
> (II) Open APM successful
> (II) Module ABI versions:
>       XFree86 ANSI C Emulation: 0.1
>       XFree86 Video Driver: 0.5
>       XFree86 XInput driver : 0.3
>       XFree86 Server Extension : 0.1
>       XFree86 Font Renderer : 0.3
> (II) Loader running on linux
> [...]
> (II) Loading sub module "xaa"
> (II) LoadModule: "xaa"
> (II) Loading /usr/X11R6/lib/modules/libxaa.a
> (II) Module xaa: vendor="The XFree86 Project"
>       compiled for 4.2.1, module version = 1.0.0
>       ABI class: XFree86 Video Driver, version 0.5
> (WW) module minor version (0) is less than the required minor version (1)
> 
> warning here has something to do with it?

Shouldn't, that's how the version of libxaa is checked.

> [...]
> (II) UnloadModule: "xaa"
> (II) Unloading /usr/X11R6/lib/modules/libxaa.a
> (II) Loading sub module "xaa"
> (II) LoadModule: "xaa"
> (II) Loading /usr/X11R6/lib/modules/libxaa.a
> (II) Module xaa: vendor="The XFree86 Project"
>       compiled for 4.2.1, module version = 1.0.0
>       ABI class: XFree86 Video Driver, version 0.5

It's loaded successfully with a lower requirement for the minor version.


> [...]
> (II) RADEON(0): Will use 56320 kb for textures at offset 0x900000
> (==) RADEON(0): Backing store disabled
> (==) RADEON(0): Silken mouse enabled
> 
> Fatal server error:
> Caught signal 4.  Server aborting

Interesting, you get a signal 4 (illegal instruction) while he gets a
signal 11 (segmentation fault).


> BTW, how do I get a backtrace of this? get a statically-linked xserver
> binary, run that under gdb?

Assuming that this is some sort of binary incompatibility, a static
build won't exhibit the problem (neither will a full build from CVS).
You could get a XFree86 module aware gdb or use the LoaderPrintSymbol
function.


-- 
Earthling Michel Dänzer (MrCooper)/ Debian GNU/Linux (powerpc) developer
XFree86 and DRI project member   /  CS student, Free Software enthusiast



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