Date: Mon, 21 Feb 2011 20:54:10 -0600 From: Brandon Gooch <jamesbrandongooch@gmail.com> To: "Bjoern A. Zeeb" <bz@freebsd.org> Cc: freebsd-usb@freebsd.org Subject: Re: New uhso(4) device: Globetrotter HSUPA Modem Option N.V. Message-ID: <AANLkTinJ7tAgfRh6W2fuVvve4AaCMBa49=LVArrB%2Bn%2Bh@mail.gmail.com> In-Reply-To: <20110221215504.Y13400@maildrop.int.zabbadoz.net> References: <AANLkTi=YgTF434WgoF7w1B=y2rTBW_6Jqg3g3ncuy4-d@mail.gmail.com> <4D62A120.8040604@shapeshifter.se> <AANLkTikrhvNk%2Bk7jo5PLSPkTc22pT-5F=7Wr%2B87R2C_A@mail.gmail.com> <4D62B4E1.6070700@shapeshifter.se> <AANLkTim-qR8TTCHATL0fFPBmeVfwPJwGRCLg6cCBf8=Z@mail.gmail.com> <AANLkTi=b4gMJS1-nuih9MDocQ5oWGxNPVsbuPYNasSOj@mail.gmail.com> <20110221215504.Y13400@maildrop.int.zabbadoz.net>
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On Mon, Feb 21, 2011 at 3:57 PM, Bjoern A. Zeeb <bz@freebsd.org> wrote:
> On Mon, 21 Feb 2011, Brandon Gooch wrote:
>
>> On Mon, Feb 21, 2011 at 1:28 PM, Brandon Gooch
>> <jamesbrandongooch@gmail.com> wrote:
>>>>
>>>> Yeah, I got that message. =A0Not connecting and not getting an serial
>>>> console is a bit different. =A0From the output above it looks like
>>>> random garbage on the serial port.
>>>>
>>>> Try connecting to all different serial ports (without uhsoctl running)
>>>> with minicom or cu and try typing AT<enter>. (The diagnostic port
>>>> doesn't work, so skip that one).
>>>
>>> I just encountered a panic when the driver attaches after plugging in
>>> the device.
>>>
>>> The panic stems from uhso_attach(), and seems due to my kernel having
>>> the VIMAGE option compiled in -- it doesn't panic on my non-VIMAGE
>>> kernel (which I need to rebuild to continue helping debug).
>>>
>>> I'm trying to get a textdump ATM...
>>
>> Looks like I exceeded the VNET if_indexlim in /usr/src/sys/net/if.c on
>> line 190:
>>
>> static VNET_DEFINE(int, if_indexlim) =3D 8;
>>
>> Maybe I'll bump it up and give it another go...
>>
>> Bjoern, is there any reason I shouldn't be able to increase the number
>> from 8 to say, 16?
>
> I am lacking context reading about serial ports and network
> interfaces.
I apologize for just "blurting" this out at you, my bad. I get a
little anxious sometimes :{
> If you create a network interface from USB you are currently running
> into the problem that CURVNETs are not properly setup. =A0The indexlim,
> should just increase itself up to 64k if needed - see if_grow() in
> if.c.
...and of course, I sound like a dork again for making absurd
assertions about code I know nothing about LOL :)
It totally slipped my mind that all of the bits are not yet in the
tree to allow adding interfaces after the kernel is already running --
patience, patience...
-Brandon
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