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Date:      Wed, 22 Oct 2008 16:51:20 +0200
From:      Johannes-Maria Kaltenbach <johannes-maria@t-online.de>
To:        freebsd-usb@freebsd.org
Subject:   mounting an MP3 player?
Message-ID:  <48FF3DE8.5FED859B@t-online.de>

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Hello,

on freebsd-questions I asked:

> Hello,
>
> can anyone tell me how to mount an MP3 player (usb)?
> I seem to be too stupid to figure it out by myself.
> I thought it would be as easy as mounting a usb memory stick
> which I can mount with a device file of the form /dev/da#s#,
> e. g. /dev/da0s1, which is present after connecting the
> memory stick, but not if connecting the player instead; in this
> case I've got only /dev/da1 to /dev/da4.
> I tried all these and also /dev/usb, /dev/usb1, ..., /dev/usb4,
> but that doesn't work (as I expected but tried nevertheless).
>
> If I connect the player to the usb bus I get the following in
> /var/log/messages:
>
> | kernel: umass1: TrekStor TrekStor, rev 2.00/1.00, addr 2
>
>
> and from usblist:
>
> | <Generic USB SD Reader 1.00>       at scbus1 target 0 lun 0 (da1,pass0)
> | <Generic USB CF Reader 1.01>       at scbus1 target 0 lun 1 (da2,pass1)
> | <Generic USB SM Reader 1.02>       at scbus1 target 0 lun 2 (da3,pass2)
> | <Generic USB MS Reader 1.03>       at scbus1 target 0 lun 3 (da4,pass3)
>
>
> and from usbdevs:
>
> | Controller /dev/usb4:
> | addr 1: high speed, self powered, config 1, EHCI root hub(0x0000), Intel(0x0000), rev 1.00
> |  port 1 powered
> |  port 2 powered
> |  port 3 powered
> |  port 4 powered
> |  port 5 powered
> |  port 6 addr 2: high speed, power 400 mA, config 1, TrekStor(0x2791), TrekStor(0x071b), rev 1.00
> |  port 7 powered
> |  port 8 powered
>
>
> Which device file should I use (or create?) to get access
> to this MP3 player?
>
> (I'm using FreeBSD 6.0)
>
>
> Thanks
> Johannes-Maria


Roland Smith wrote:
[...]
> > # file -s /dev/da*
> > /dev/da0: writable, no read permission
> > /dev/da2: writable, no read permission
> > /dev/da3: writable, no read permission
> > /dev/da4: writable, no read permission
>
> Looking into the source code for the file command, this is an indication
> that the file command cannot open the files, even with the correct
> permissions.

the permission is 660 for all this /dev/da#-files

> I guess that this device has some quirks that need to be addressed in
> the driver. Maybe you can find more help on the freebsd-usb list.
>
> Roland


Can someone on this list help me?

Thanks in advance
Johannes-Maria





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