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Date:      Sat, 12 Dec 2015 11:34:40 -0553.75
From:      "William A. Mahaffey III" <wam@hiwaay.net>
Cc:        FreeBSD X11 mailing list <freebsd-x11@freebsd.org>, FreeBSD Questions !!!! <freebsd-questions@freebsd.org>
Subject:   Re: problems running OpenGL code
Message-ID:  <566C5966.8020403@hiwaay.net>
In-Reply-To: <566C536F.8080507@hiwaay.net>
References:  <566C3DAD.8090809@hiwaay.net> <20151212173509.fba928df.freebsd@edvax.de> <566C51CB.8040604@hiwaay.net> <566C536F.8080507@hiwaay.net>

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On 12/12/15 11:08, William A. Mahaffey III wrote:
> On 12/12/15 11:01, William A. Mahaffey III wrote:
>> On 12/12/15 10:41, Polytropon wrote:
>>> On Sat, 12 Dec 2015 09:36:23 -0553.75, William A. Mahaffey III wrote:
>>>>
>>>> I have an inhouse OpenGL code named PreBFCGL.TEST which I am trying to
>>>> run. I get the following when I tried about 5 min. ago:
>>>>
>>>>
>>>> [wam@kabini1, ~, 9:30:21am] 936 % PreBFCGL.TEST
>>>> Segmentation fault (core dumped)
>>>> [wam@kabini1, ~, 9:30:38am] 937 % cat BFC.LOG
>>>> [...]
>>>> Xlib:  extension "GLX" missing on display ":0.0".
>>>> Xlib:  extension "GLX" missing on display ":0.0".
>>>> Error: No RGB visual with depth buffer
>>>>
>>>>           Done, Bailing out ....
>>>>    Saving Model Command File to Model_0.in .... done.
>>> It seems to be an X error - the GL extension (GLX) is not
>>> loaded. If you're running X with xorg.conf, make sure
>>>
>>>     Section "Module"
>>>         [...]
>>>             Load            "glx"
>>>         [...]
>>>     EndSection
>>
>> Check.
>>
>>>
>>> is being defined. For OpenGL, other things like direct
>>> rendering (DRI, DRM) might be needed. You can always
>>> check this with tools like glxinfo, xdriinfo, glxgears,
>>> or other programs that make use of OpenGL (for example,
>>> "xlock -mode fire" or "xlock -mode lament").
>>>
>>> The top of "glxinfo" output should look like this:
>>>
>>>     name of display: :0.0
>>>     display: :0  screen: 0
>>>     direct rendering: Yes
>>>     server glx vendor string: NVIDIA Corporation
>>>     server glx version string: 1.4
>>>     server glx extensions:
>>>     [...]
>>>     client glx vendor string: NVIDIA Corporation
>>>     client glx version string: 1.4
>>>     client glx extensions:
>>>     [...]
>>>     GLX version: 1.4
>>
>> Hmmmm:
>>
>> [root@kabini1, /etc, 10:56:18am] 767 % glxinfo
>> glxinfo: Command not found.
>> [root@kabini1, /etc, 10:56:19am] 768 % uname -a
>> FreeBSD kabini1.local 9.3-RELEASE-p24 FreeBSD 9.3-RELEASE-p24 #0: Sat 
>> Aug 22 01:54:44 UTC 2015 
>> root@amd64-builder.daemonology.net:/usr/obj/usr/src/sys/GENERIC amd64
>> [root@kabini1, /etc, 10:56:29am] 769 %
>>
>>>
>>> Of course your graphics hardware should be reflected accordingly. :-)
>>>
>>> For this to work, I had to put
>>>
>>>     drm_load="YES"
>>>     nvidia_load="YES"
>>
>> Hmmmm .... OK, just did  that. Do have them installed:
>>
>> [root@kabini1, /etc, 10:56:29am] 769 % grep -i drm LIST.installed.txt
>> drm-kmod-9.280208              FreeBSD 9.3 Kernel DRM driver
>> libdrm-2.4.60,1                Userspace interface to kernel Direct 
>> Rendering Module services
>> [root@kabini1, /etc, 10:57:09am] 770 % grep -i nvidia LIST.installed.txt
>> nvidia-driver-340-340.93       NVidia graphics card binary drivers 
>> for hardware OpenGL rendering
>> [root@kabini1, /etc, 10:57:16am] 771 %
>>
>> I just 'kldload'-ed drm & nvidia, I'll try again momentarily ....
>>
>>>
>>> in /boot/loader.conf - in your case, something similar will probably
>>> be needed. ALso make sure to install relevant libraries as needed
>>> (libGL, libGLU, libdrm, Mesa, ...).
>>
>> Check.
>>
>>>
>>>
>>>
>>>> Am I hosed until 3D OpenGL works for AMD jaguars ? If so, how is
>>>> progress on that front ? These are fairly common APUs, widely used in
>>>> laptops, some low-end desktops & some tablets, it would be sweet to 
>>>> get
>>>> this going :-) ....
>>> As far as I know, this special kind of "graphics card" isn't that
>>> easy to use. It starts with the proper driver. Which one are you
>>> currently using?
>>
>> Uuuuuuuuuhhhh .... Not sure. VESA, I think, how do I check ?
>>
>>
>
> It is indeed VESA. I just kldload-ed drm & nvidia & still nogo, same 
> error ....
>


Slight update. I found where glxinfo comes from & 'pkg installed' it, 
now I have:


[root@kabini1, /etc, 11:32:25am] 793 % glxinfo
name of display: :0.0
Xlib:  extension "GLX" missing on display ":0.0".
Xlib:  extension "GLX" missing on display ":0.0".
Xlib:  extension "GLX" missing on display ":0.0".
Xlib:  extension "GLX" missing on display ":0.0".
Xlib:  extension "GLX" missing on display ":0.0".
Xlib:  extension "GLX" missing on display ":0.0".
Xlib:  extension "GLX" missing on display ":0.0".
Error: couldn't find RGB GLX visual or fbconfig
Xlib:  extension "GLX" missing on display ":0.0".
Xlib:  extension "GLX" missing on display ":0.0".

Xlib:  extension "GLX" missing on display ":0.0".
Xlib:  extension "GLX" missing on display ":0.0".
Xlib:  extension "GLX" missing on display ":0.0".
Xlib:  extension "GLX" missing on display ":0.0".
Xlib:  extension "GLX" missing on display ":0.0".
Xlib:  extension "GLX" missing on display ":0.0".
[root@kabini1, /etc, 11:32:29am] 794 % kldstat
Id Refs Address            Size     Name
  1  128 0xffffffff80200000 1611688  kernel
  2    1 0xffffffff81812000 a890     geom_stripe.ko
  3    3 0xffffffff8181d000 c19b8    linux.ko
  4    1 0xffffffff818df000 43a8     snd_driver.ko
  5    2 0xffffffff818e4000 8180     snd_ad1816.ko
  6    2 0xffffffff818ed000 8a00     snd_als4000.ko
  7    2 0xffffffff818f6000 a718     snd_atiixp.ko
  8    2 0xffffffff81901000 87d0     snd_cs4281.ko
  9    2 0xffffffff8190a000 ffa0     snd_ds1.ko
10    2 0xffffffff8191a000 dc20     snd_envy24.ko
11    4 0xffffffff81928000 2718     snd_spicds.ko
12    2 0xffffffff8192b000 cfc0     snd_envy24ht.ko
13    2 0xffffffff81938000 95b8     snd_ess.ko
14    5 0xffffffff81942000 5e78     snd_sbc.ko
15    2 0xffffffff81948000 7700     snd_fm801.ko
16    3 0xffffffff81950000 13bd8    snd_mss.ko
17    2 0xffffffff81964000 d858     snd_maestro.ko
18    2 0xffffffff81972000 f0d0     snd_maestro3.ko
19    2 0xffffffff81982000 14340    snd_neomagic.ko
20    2 0xffffffff81997000 8378     snd_sb16.ko
21    2 0xffffffff819a0000 7cf0     snd_sb8.ko
22    2 0xffffffff819a8000 8f88     snd_solo.ko
23    2 0xffffffff819b1000 8a88     snd_t4dwave.ko
24    2 0xffffffff819ba000 7d88     snd_via82c686.ko
25    2 0xffffffff819c2000 8d70     snd_vibes.ko
26    1 0xffffffff819cb000 3cb8     amdtemp.ko
27    3 0xffffffff819cf000 73958    vboxdrv.ko
28    1 0xffffffff81a43000 12470    tmpfs.ko
29    1 0xffffffff81c12000 9fd4     linprocfs.ko
30    1 0xffffffff81c1c000 52f2     fdescfs.ko
31    1 0xffffffff81c22000 28c9f    vboxguest.ko
32    2 0xffffffff81c4b000 29f1     vboxnetflt.ko
33    2 0xffffffff81c4e000 b258     netgraph.ko
34    1 0xffffffff81c5a000 4449     ng_ether.ko
35    1 0xffffffff81c5f000 3f8a     vboxnetadp.ko
36    1 0xffffffff81c63000 121fa    ipfw.ko
39    1 0xffffffff81c76000 2c8e     geom_nop.ko
40    1 0xffffffff81c79000 17677    drm.ko
41    1 0xffffffff81c91000 963a67   nvidia.ko
[root@kabini1, /etc, 11:32:46am] 795 %


i.e. no displays are GLX enabled ....

-- 

	William A. Mahaffey III

  ----------------------------------------------------------------------

	"The M1 Garand is without doubt the finest implement of war
	 ever devised by man."
                            -- Gen. George S. Patton Jr.




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