[genode] base-hw: page-fault error on I.MX6

[Stefan Kalkowski]

Hi,

On 09/28/2015 05:24 PM, Le Guan wrote:
> Hello everyone,
> I ran the lastest base-hw on my i.MX6 SABRE, but found that the program
> crashes randomly, because of page faults. The output is like this:
> "Pagefault in core thread (core): ip=1001903c fault=70159530"
> 
> I later figured out that this is because the E bit of the CSPR register is
> randomly changed to 1 when switching to the user mode, but the memory is
> arranged in LE. This causes the LDR instruction to load a wrong address. Do
> anyone know why does this happen and how to solve it?
> 

Well, that sounds really strange. I'm wondering that you experience such
problems. We test i.MX6 using the Wandboard all nights without those
errors. Can you provide a branch to us including a run-script that
triggers this problem?

Regards
Stefan

> Thanks in advance!
> Best,
> Le Guan
> 
> 
> 
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-- 
Stefan Kalkowski
Genode Labs

http://www.genode-labs.com/ · http://genode.org/