USB in Genode 18.08

Alexander Boettcher alexander.boettcher at genode-labs.com
Fri Sep 21 10:55:43 CEST 2018


On 20.09.2018 20:00, Alexander Boettcher wrote:
>> Anyway, here lied the actual problem. I cannot say why core resp. the
>> sel4 kernel complains to map that memory pages here. Unfortunately,
>> I'm on the way, and cannot test sel4 on Wandboard right now. Maybe
>> Alexander Böttcher has some idea what possibly goes wrong, when core
>> complains that it cannot map?
> 
> According to some debugging, the memory is actually mapped, but the usb
> driver causes an alignment fault. (dfsr register with value 0x1).
> 
> Unfortunately the seL4 kernel does not propagate this information to
> Genode's core. I will change the output in core, so that one can at

I'm wrong, seL4 provides the info. On github issue #2993 commits
regarding that will show up.

Cheers,

-- 
Alexander Boettcher
Genode Labs

https://www.genode-labs.com - https://www.genode.org

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