[Openchrome-users] Direct Rendering VT8378 KM400

[Mario Rugiero]

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.
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