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Date:      Mon, 25 Feb 2008 23:59:14 -0600
From:      Paul Schmehl <pauls@utdallas.edu>
To:        freebsd-stable@freebsd.org
Subject:   Re: 7.0 RC3 and usb problems
Message-ID:  <FA27006895D40D65C8E287D7@Macintosh.local>
In-Reply-To: <20080226054723.GA14139@eos.sc1.parodius.com>
References:  <6BAFD431BFCA7093A23CE645@utd65257.utdallas.edu> <47C34293.6020104@FreeBSD.org> <D1FCD60B860BE34E68DD21B9@utd65257.utdallas.edu> <op.t63s4iio8527sy@guido.klop.ws> <EE41F20010177B68487B50A7@utd65257.utdallas.edu> <20080226054723.GA14139@eos.sc1.parodius.com>

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--On February 25, 2008 9:47:23 PM -0800 Jeremy Chadwick 
<koitsu@freebsd.org> wrote:

> On Mon, Feb 25, 2008 at 05:59:27PM -0600, Paul Schmehl wrote:
>> [root@utd65257 ~]# kldload umass
>> kldload: can't load umass: File exists
>> [root@utd65257 ~]# kldstat
>> Id Refs Address    Size     Name
>> 1    9 0xc0400000 906518   kernel
>> 2    1 0xc0d07000 14324    snd_hda.ko
>> 3    2 0xc0d1c000 4a5ac    sound.ko
>> 4    1 0xc0d67000 6a32c    acpi.ko
>> 5    1 0xc70a5000 22000    linux.ko
>> [root@utd65257 ~]# kldunload umass
>> kldunload: can't find file umass
>
> This means umass support is built-in to the kernel.

Ah.  Thanks.

>
>> Doesn't make much sense to me.  I'm not very familiar with how the usb
>> system works, so I'm not sure where to look to find the problem.
>> There's  no /dev/umass either.
>
> For umass devices to work, you need to have uhci (or ohci if your system
> uses that USB bus type), ehci (for USB2.0), usb (obvious), and umass.
> The kicker is that you also need scbus, da, and possibly pass.

My kernel is GENERIC and includes scbus, da, umass, uhci and ehci.

I just downloaded the usb "fix" from 
<http://www.turbocat.net/~hselasky/usb4bsd/index.html>, and I'm going to 
try that.

Paul Schmehl (pauls@utdallas.edu)
Senior Information Security Analyst
The University of Texas at Dallas
http://www.utdallas.edu/ir/security/




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