[Openchrome-users] Direct Rendering VT8378 KM400

[Mario Rugiero]

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 :/
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