Problems with HUAWEI E220 rev 1.10

[Hasso Tepper]

omniuwo wrote:
> I've come around the earlier problem, with fatal trap, by building a
> new kernel, without umass support (and other unrelated changes,
> kernelconf PLATT2 attached), and putting
>
>  ugensa_load="YES"
>
> in /boot/loader.conf.
> After this the modem shows up as ucom0, but I was not able to connect
> to it. A friend spent one of his first days on vacation to figure the
> problem out and found out that you could "reboot" the modem by
> disretely disconnect the cable from it but leave the ground connected
> and then, when the message
>
>  ucom0: detatched
>
> shows up, reconnect it again. This time it shows up as three devices:
>
>  ucom0: <HUAWEI Technologies HUAWEI Mobile, class 0/0, rev 1.10/0.00,
> addr 2> onuhub0 ucom1: <HUAWEI Technologies HUAWEI Mobile, class 0/0,
> rev 1.10/0.00, addr 2> onuhub0 ucom2: <HUAWEI Technologies HUAWEI
> Mobile, class 0/0, rev 1.10/0.00, addr 2> on

This kind of silly games with "discrete diconnections" shouln't be 
necessary. Umass support should work, but as there is something wrong 
with umass part of the device and it's probably not good idea to depend 
on umass anyway ... Try this patch:

http://leaf.dragonflybsd.org/~hasso/ugensa-huawei-e220.patch


-- 
Hasso Tepper