Date: Fri, 09 Nov 2012 19:01:24 +0100 From: Torfinn Ingolfsen <torfinn.ingolfsen@getmail.no> To: freebsd-multimedia@FreeBSD.org Subject: Re: USB audio 2.0 testers wanted Message-ID: <20121109190124.03b639f722907b66c1537fc2@getmail.no> In-Reply-To: <20121109175928.0885f564@davenulle.org> References: <201211080816.56068.hselasky@c2i.net> <20121109175928.0885f564@davenulle.org>
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On Fri, 09 Nov 2012 17:59:28 +0100
Patrick Lamaiziere <patfbsd@davenulle.org> wrote:
>
> Hmmm, How we know if a device is audio 2.0?
I was wondering the same thing. :)
I have a set of USB speakers, model J1116U from Jazz Speakers[1].
They show up like this in /var/log/messages:
Nov 9 18:45:00 kg-v2 kernel: ugen0.3: <C-Media INC.> at usbus0
Nov 9 18:45:01 kg-v2 root: Unknown USB device: vendor 0x0d8c product 0x0001 bus uhub0
Nov 9 18:45:01 kg-v2 kernel: uaudio0: <C-Media INC. USB Audio, class 0/0, rev 1.10/0.10, addr 3> on usbus0
Nov 9 18:45:01 kg-v2 kernel: uaudio0: Play: 48000 Hz, 2 ch, 16-bit S-LE PCM format.
Nov 9 18:45:01 kg-v2 kernel: uaudio0: No recording.
Nov 9 18:45:01 kg-v2 kernel: uaudio0: No midi sequencer.
Nov 9 18:45:01 kg-v2 kernel: pcm3: <USB audio> on uaudio0
usbconfig output:
root@kg-v2# usbconfig -u 0 -a 3 dump_device_desc
ugen0.3: <USB Audio C-Media INC.> at usbus0, cfg=0 md=HOST spd=FULL (12Mbps) pwr=ON
bLength = 0x0012
bDescriptorType = 0x0001
bcdUSB = 0x0110
bDeviceClass = 0x0000
bDeviceSubClass = 0x0000
bDeviceProtocol = 0x0000
bMaxPacketSize0 = 0x0008
idVendor = 0x0d8c
idProduct = 0x0001
bcdDevice = 0x0010
iManufacturer = 0x0001 <C-Media INC.>
iProduct = 0x0002 <USB Audio>
iSerialNumber = 0x0000 <no string>
bNumConfigurations = 0x0001
This is on
root@kg-v2# uname -a
FreeBSD kg-v2.kg4.no 8.3-STABLE FreeBSD 8.3-STABLE #6: Fri Apr 27 23:50:55 CEST 2012
root@kg-v2.kg4.no:/usr/obj/usr/src/sys/GENERIC amd64
HTH
References:
1) http://www.jazzspeakers.com/
--
Torfinn Ingolfsen <torfinn.ingolfsen@getmail.no>
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