i.MX8MM Etnaviv Bus Error mit 4GB RAM

[Frieder Schrempf]

On 04.05.21 10:22, Lucas Stach wrote:
> Hi Frieder,
> 
> Am Dienstag, dem 04.05.2021 um 09:13 +0200 schrieb Frieder Schrempf:
>> Hi,
>>
>> I'm seeing the following messages on a system with i.MX8MM with 4GB of
>> RAM. When I limit the RAM to 3GB (mem=3G) it doesn't happen anymore.
>>
>>     etnaviv-gpu 38000000.gpu: AXI bus error
>>     etnaviv-gpu 38000000.gpu: MMU fault status 0x00000000
>>     etnaviv-gpu 38000000.gpu: recover hung GPU!
>>
>> Is this something that needs to be fixed on Etnaviv-level or on
>> SoC-level? And how could a solution look like?
> 
> This is a platform level issue. I've CC'ed you on two patches I just
> sent out that should fix this issue.

Thanks a lot! I was suspecting something like this and sooner or later I 
probably would have come across this solution, but I was pretty sure 
that you would already know what needs to be done. ;)