> The second bug report said the module works fine when the person limits his
> memory to 960 MB (how, I don�t know). With full memory, he gets artefacts
With a 'mem=' kernel command line I presume.
> which to me suggests the second frame buffer is allocated, but somehow in
> memory which isn�t accessible (every other frame is bright pink --> filled
> with 0xFF before YUV->RGB translation?)
Not accessible by whom ?
The USB controller or the CPU ? 1GB should be accessible to the USB
controller.
> Unfortunately I�m not rich enough to put 1GB of RAM in my machine to test
> this... ;-(
If it is indeed a problem of accessability by the CPU you might use the patch
Andrea Arcangeli has written which allows you the use highmen with 128MB.
Regards
Oliver
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