Re: gma500: Cannot find any crtc or sizes - going 1024x768

From: Christian Gmeiner
Date: Wed Jun 13 2012 - 08:26:23 EST


2012/6/13 Alan Cox <alan@xxxxxxxxxxxxxxxxxxx>:
>> My company is using these cpu bords for our products:
>> http://www.congatec.com/en/products/qseven/dView/conga-qa6.html
>>
>> With firmware you mean BIOS or VBios or ...? If you tell me what you need, I may
>> ask our supplier for more informations. I can tell you that the
>> following options can be
>> changed in the BIOS regarding gfx - see
>> https://www.dropbox.com/s/btlciurz0ih4fhu/IMG_20120612_143431.jpg
>
> The basic question is:
>
> Does this device use the Intel BIOS way of reporting mode information,
> or the embedded "GCT" style.
>

As far as I can tell from the logs, it seems to use the Intel BIOS way.

[ 2.366174] [drm:psb_intel_opregion_setup], Public ACPI methods supported
[ 2.366183] [drm:psb_intel_opregion_setup], ASLE supported
[ 2.366200] gma500 0000:00:02.0: Enabling MSI failed!
[ 2.366287] [drm] internal display is LVDS display
[ 2.366363] gma500 0000:00:02.0: SKU values is 0x2a00000.
[ 2.366371] gma500 0000:00:02.0: LNC core clk is 200MHz.
[ 2.366389] gma500 0000:00:02.0: drm platform config address is 3ddbd010
[ 2.366403] ioremap error for 0x3ddbd000-0x3ddbe000, requested 0x10, got 0x0
[ 2.366484] gma500 0000:00:02.0: Unable to read GCT!
[ 2.366563] gma500 0000:00:02.0: platform_rev_id is 5
[ 2.368471] gma500 0000:00:02.0: VBT signature missing


I will ask my contact at congatec what they are really using. I hope
to get some feedback soon.

---
Christian Gmeiner, MSc
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