Date: Mon, 21 Feb 2011 21:57:38 +0000 (UTC) From: "Bjoern A. Zeeb" <bz@FreeBSD.org> To: Brandon Gooch <jamesbrandongooch@gmail.com> Cc: freebsd-usb@freebsd.org Subject: Re: New uhso(4) device: Globetrotter HSUPA Modem Option N.V. Message-ID: <20110221215504.Y13400@maildrop.int.zabbadoz.net> In-Reply-To: <AANLkTi=b4gMJS1-nuih9MDocQ5oWGxNPVsbuPYNasSOj@mail.gmail.com> 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>
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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. Not connecting and not getting an serial
>>> console is a bit different. From 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) = 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.
If you create a network interface from USB you are currently running
into the problem that CURVNETs are not properly setup. The indexlim,
should just increase itself up to 64k if needed - see if_grow() in
if.c.
/bz
--
Bjoern A. Zeeb You have to have visions!
Stop bit received. Insert coin for new address family.
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