Address check for command buffer, etnaviv on Novena

Jan Binder jan-fdo at nlogn.org
Wed Nov 1 15:13:19 UTC 2017


Am Mittwoch, 1. November 2017, 14:45:47 CET schrieb Lucas Stach:
> Hi Jan,
> 
> Am Mittwoch, den 01.11.2017, 11:47 +0100 schrieb Jan Binder:
> > Hello,
> > 
> > I am trying to get kernel 4.14-rc6 to run on my Novena imx6q board
> > with Debian experimental and Mesa 17.3.0-rc2 and ran into some
> > problems with 
> > etnaviv complaining about "command buffer outside valid memory
> > window".
> > 
> > I have a 256MB CMA allocation area set up at 0x70000000 in my 
> > devicetree.
> 
> Please don't use fixed addresses for the CMA region. Etnaviv works fine
> as long as you allow the kernel to work out the CMA address on its own.
> 
> Regards,
> Lucas

Thank you, that solves the problem.

Jan



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