2009/9/15 Thierry Vignaud <tvign...@mandriva.com>:
> Hi,
>
> It looks like the radeon kernel command checker blocks some of
> gl(x)info's 32 bit commands. Here's dmesg output
>
> ioctl32(glxinfo:5153): Unknown cmd fd(4) cmd(80046402){t:'d';sz:4}
> arg(ff9b517c) on /dev/dri/card0
> ioctl32(glinfo:5184): Unknown cmd fd(4) cmd(80046402){t:'d';sz:4}
> arg(ff86c5dc) on /dev/dri/card0
> ioctl32(glxinfo:9875): Unknown cmd fd(4) cmd(80046402){t:'d';sz:4}
> arg(ffed0e1c) on /dev/dri/card0
>
> The result is that glinfo & glxinfo reports bogus data with KMS enabled:
> $ glinfo|egrep 'RENDER|VENDOR'
> GL_RENDERER: Software Rasterizer
> GL_VENDOR: Mesa Project
>
> ... whereas openarena does show the proper strings and (more
> importantly) run smoothly using hw acceleration.
>
> This is with 32bit glinfo on 64bit kernel (2.6.31 final with
> CONFIG_DRM_RADEON_KMS=y, libdrm). Both 32b & 64b build of libdrm-2.4.13
> have been build --enable-radeon-experimental-api. In fact all are
> standard packages from Mandriva Cooker.
>
> Note that the 64bit build works nicely:
>
> # ./32/glinfo |egrep 'RENDER|VENDOR'
> GL_RENDERER: Software Rasterizer
> GL_VENDOR: Mesa Project
> # ./64/glinfo |egrep 'RENDER|VENDOR'
> GL_RENDERER: Mesa DRI R300 (RV350 4150) 20090101 TCL DRI2
> GL_VENDOR: DRI R300 Project
>
> Maybe a compat ioctl issue?
>
Already fixed. See:
http://bugs.freedesktop.org/show_bug.cgi?id=22271
Alex
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