Michael Schlueter wrote:
>
> Hi Paul,
His first name is Brian :-)
> thanks for your fast answer.
>
> Am Sam, 2002-06-22 um 00.00 schrieb Brian Paul:
> > If you search the code, you'll find where we set these flags by
> > calling mgaFallback() (via the FALLBACK() macro). You could put
> > a printf in there to print the bit value and get an idea of what's
> > slowing you down.
>
> Sounds easy :)
>
> But now I have another small problem...
> Before doing any changes to the dri sources I did a make world on the
> freshly checked out sources. After copying mga_dri to the right place
> and restarting X I always get a seg fault after:
>
> (II) MGA(0): [drm] bpp: 16 depth: 16
> (II) MGA(0): [drm] Sarea 2200+664: 2864
> drmOpenDevice: minor is 0
> drmOpenDevice: node name is /dev/dri/card0
> drmOpenDevice: open result is 6, (OK)
> drmOpenDevice: minor is 0
> drmOpenDevice: node name is /dev/dri/card0
> drmOpenDevice: open result is 6, (OK)
> drmOpenDevice: minor is 0
> drmOpenDevice: node name is /dev/dri/card0
> drmOpenDevice: open result is 6, (OK)
>
> strace says:
>
> 1131 geteuid32() = 0
> 1131 write(0, "drmOpenDevice: minor is 0\n", 26) = 26
> 1131 stat64("/dev/dri", {st_mode=S_IFDIR|0777, st_size=4096, ...}) = 0
> 1131 chown32(0x848b2d4, 0, 0) = 0
> 1131 chmod("/dev/dri", 0777) = 0
> 1131 write(0, "drmOpenDevice: node name is /dev"..., 43) = 43
> 1131 stat64("/dev/dri/card0", {st_mode=S_IFCHR|0666,
> st_rdev=makedev(226, 0), ...}) = 0
> 1131 chown32(0xbffff844, 0, 0) = 0
> 1131 chmod("/dev/dri/card0", 0666) = 0
> 1131 open("/dev/dri/card0", O_RDWR) = 6
> 1131 write(0, "drmOpenDevice: open result is 6,"..., 38) = 38
> 1131 ioctl(6, DEVFSDIOC_GET_PROTO_REV, 0x83d2ae8) = 0
> 1131 ioctl(6, DEVFSDIOC_GET_PROTO_REV, 0x83d2ae8) = 0
> 1131 --- SIGSEGV (Segmentation fault) ---
>
> I'm using the XFree 4.2 Debian packages for Brandon. A test with
> mga-20020622-linux.i386.tar.bz2 from http://dri.sourceforge.net/ had the
> same result as with the XServer from extras.tgz.
>
> So I've to do some printf into os-support/linux/drm/xf86drm.c to find
> that problem first (or is that a known issure?).
Make sure your DRM driver is recompiled for your kernel. Best to use
the DRM driver in the DRI source tree. cd to
xc/xc/programs/Xserver/hw/xfree86/os-support/linux/drm/kernel and make
-f Makefile.linux
-- /\
Jens Owen / \/\ _
[EMAIL PROTECTED] / \ \ \ Steamboat Springs, Colorado
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