[Openchrome-users] Direct Rendering VT8378 KM400

Tue Mar 29 14:02:13 PDT 2011

I ended up reinstalling to Arch Linux and direct rendering works fine. It
didn't speed up the game I was trying as much as I hoped for, but thanks
anyway.

On Tue, Mar 29, 2011 at 12:48 AM, Mario Rugiero <mrugiero at gmail.com> wrote:

>
>
> 2011/3/29 Mario Rugiero <mrugiero at gmail.com>
>
>>
>>
>> 2011/3/29 Mario Rugiero <mrugiero at gmail.com>
>>
>>>
>>>
>>> 2011/3/29 Cinolt <cinolt.yk at gmail.com>
>>>
>>>> After updating to 9-CURRENT I was able to get Xorg to report (II)
>>>> CHROME(0): direct rendering enabled.
>>>>
>>>> The problem is now whenever I try to open anything OpenGL-related
>>>> everything just stops responding, forcing me to reboot manually. I have no
>>>> idea where the problem is, or how to begin searching how to solve it.
>>>>
>>>>
>>>> On Mon, Mar 28, 2011 at 12:29 AM, Mario Rugiero <mrugiero at gmail.com>wrote:
>>>>
>>>>>
>>>>>
>>>>> 2011/3/28 Cinolt <cinolt.yk at gmail.com>
>>>>>
>>>>>> To be honest I'm not exactly sure how to do that. I have installed
>>>>>> libdrm-2.4.12, dri-7.4.4. In the FreeBSD kernel configuration file there's
>>>>>> these options for DRM:
>>>>>>
>>>>>> # Direct Rendering modules for 3D acceleration.
>>>>>> device        drm        # DRM core module required by DRM drivers
>>>>>> device        i915drm        # Intel i830 through i915
>>>>>> device        mach64drm    # ATI Rage Pro, Rage Mobility P/M, Rage XL
>>>>>> device        mgadrm        # AGP Matrox G200, G400, G450, G550
>>>>>> device        r128drm        # ATI Rage 128
>>>>>> device        radeondrm    # ATI Radeon
>>>>>> device        savagedrm    # S3 Savage3D, Savage4
>>>>>> device        sisdrm        # SiS 300/305, 540, 630
>>>>>> device        tdfxdrm        # 3dfx Voodoo 3/4/5 and Banshee
>>>>>> options     DRM_DEBUG    # Include debug printfs (slow)
>>>>>>
>>>>>> None of which seems to be OpenChrome. I loaded the drm device and
>>>>>> restarted Xorg to no avail.
>>>>>>
>>>>>> Does the Linux kernel been tested to support DRM for OpenChrome? If
>>>>>> direct rendering only depends on the kernel then I wouldn't mind
>>>>>> reinstalling to a Linux system.
>>>>>>
>>>>>>
>>>>>> On Sun, Mar 27, 2011 at 11:00 PM, Mario Rugiero <mrugiero at gmail.com>wrote:
>>>>>>
>>>>>>>
>>>>>>>
>>>>>>> 2011/3/27 Cinolt <cinolt.yk at gmail.com>
>>>>>>>
>>>>>>>>  Hello, I'm having trouble setting up direct rendering on my system.
>>>>>>>> VIA Technologies, Inc. VT8378 [S3 UniChrome] Graphics Adapter
>>>>>>>> (KM400)
>>>>>>>> FreeBSD 8.2
>>>>>>>> i386
>>>>>>>> OpenChrome 0.2.904
>>>>>>>> Xorg 7.5
>>>>>>>>
>>>>>>>> $ grep rendering /var/log/Xorg.0.log
>>>>>>>> (II) CHROME(0): direct rendering disabled
>>>>>>>> $ glxinfo | grep render
>>>>>>>> direct rendering: yes
>>>>>>>> OpenGL renderer string: Software Rasterizer
>>>>>>>>
>>>>>>>> glxinfo outputs yes for direct rendering but it also reports
>>>>>>>> software rasterizing
>>>>>>>>
>>>>>>>> The Supported hardware section in the OpenChrome website
>>>>>>>> documentation says that the KM400 supports 2D and 3D acceleration. What
>>>>>>>> further steps do I need to take to correctly set up direct rendering?
>>>>>>>>
>>>>>>>> Thanks for any help.
>>>>>>>>
>>>>>>>> _______________________________________________
>>>>>>>> openchrome-users mailing list
>>>>>>>> openchrome-users at openchrome.org
>>>>>>>> http://wiki.openchrome.org/mailman/listinfo/openchrome-users
>>>>>>>> Main page:
>>>>>>>> http://www.openchrome.org
>>>>>>>> Wiki:
>>>>>>>> http://wiki.openchrome.org
>>>>>>>> User Forum:
>>>>>>>> http://wiki.openchrome.org/tikiwiki/tiki-view_forum.php?forumId=1
>>>>>>>>
>>>>>>> If I didn't get it wrong, direct rendering depends on the kernel, so
>>>>>>> you should check if FreeBSD has an updated DRM module for OpenChrome.
>>>>>>
>>>>>>
>>>>>>
>>>>>> _______________________________________________
>>>>>> openchrome-users mailing list
>>>>>> openchrome-users at openchrome.org
>>>>>> http://wiki.openchrome.org/mailman/listinfo/openchrome-users
>>>>>> Main page:
>>>>>> http://www.openchrome.org
>>>>>> Wiki:
>>>>>> http://wiki.openchrome.org
>>>>>> User Forum:
>>>>>> http://wiki.openchrome.org/tikiwiki/tiki-view_forum.php?forumId=1
>>>>>>
>>>>> Yes, the Linux kernel has an up to date DRM module. I'm not sure if
>>>>> this will work on FreeBSD, but you can try to check if you have mounted (or
>>>>> try to mount it) the module. According to the FreeBSD's wiki, it should be
>>>>> named viadrm.
>>>>> Try first in the command line this:
>>>>> lsmod
>>>>> Look for the viadrm module, if you can't find it (or the command does
>>>>> not work, as I'm not sure if it is or not Linux specific), you can try with:
>>>>> modprobe viadrm
>>>>> The latter you should try it as root.
>>>>> Anyway, if you are not using 9-current branch, it seems (according,
>>>>> again, to the wiki) it is not supported. But I'm not sure, I don't find
>>>>> clear enough what it says (I'm not a native english speaker, as you probably
>>>>> noticed).
>>>>> This is the wiki:
>>>>> http://wiki.freebsd.org/DriDrivers?highlight=%28openchrome%29
>>>>> Good luck.
>>>>>
>>>>
>>>> What card model does your mobo use? If it uses the Chrome 9, it is
>>> explained the situation (basically, it crashes with GL no matter what, so
>>> it's disabled by default) in the openchrome's wiki. If any other card is
>>> used, then I have no idea :/
>>
>> I'm sorry I didn't warn you about that before, it's just that I was almost
>> sure you had the same card than me (I have a K8M800, which uses an Unichrome
>> Pro II), and that card has no major problems atm with DRM.
>
> I was right, your card is not Chrome 9, so maybe it will be a good idea
> that you file a bug report. I have no other idea right now.
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