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To: lev@FreeBSD.org
Subject: Re: umcs (4-Port-USB-serial) triggering way too much ehci IRQs
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 Bez=C3=BCglich Lev Serebryakov's Nachricht vom 16.09.2013 23:37 (localti=
me):
> ...
>
>   To be honest, I didn't know much about USB at all, I wrote this drive=
r
> without complete understanding USB magic and use USB only as transport =
to
> access MCS7840 registers...
>
>  Maybe, local USB Guru Hans Petter Selasky could give cime advicec how =
to
>  debug this situation. I've added freebsd-usb@ to CC:

Is that worth a try?
http://www.asix.com.tw/FrootAttach/driver/MCS7840_7820_FreeBSD_driver_v1.=
1.zip

I'd just compile and see what it does, skills don't last for
merging/helping with umcs :-(

At least, it seems to be possible to enable RS485-mode :-) :-)


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