Den Wed, 8 Jun 2022 17:08:20 +0200
skrev Hans Petter Selasky <h...@selasky.org>:
> On 6/8/22 16:50, Eivind Nicolay Evensen wrote:
> > If I read that right, Martin's guess that this is a v2 device is
> > right.
>
> Hi,
>
> If you compile the kernel with "options USB_DEBUG", there will be a
> "sysctl hw.usb.uaudio.debug=16", which will print this in dmesg.
So then, this confirms it it seems:
uaudio_chan_fill_info_sub: Wrong number of channels
uaudio_chan_fill_info_sub: Wrong number of channels
[large amounts of above]
uaudio_attach: audio rev 2.00
uaudio_attach: 0 mixer controls
uaudio0: Play[0]: 192000 Hz, 4 ch, 24-bit S-LE PCM format, 2x8ms buffer.
uaudio0: Play[0]: 176400 Hz, 4 ch, 24-bit S-LE PCM format, 2x8ms buffer.
uaudio0: Play[0]: 96000 Hz, 4 ch, 24-bit S-LE PCM format, 2x8ms buffer.
uaudio0: Play[0]: 88200 Hz, 4 ch, 24-bit S-LE PCM format, 2x8ms buffer.
uaudio0: Play[0]: 48000 Hz, 4 ch, 24-bit S-LE PCM format, 2x8ms buffer.
uaudio0: Play[0]: 44100 Hz, 4 ch, 24-bit S-LE PCM format, 2x8ms buffer.
uaudio0: Record[0]: 192000 Hz, 6 ch, 24-bit S-LE PCM format, 2x8ms buffer.
uaudio0: Record[0]: 176400 Hz, 6 ch, 24-bit S-LE PCM format, 2x8ms buffer.
uaudio0: Record[0]: 96000 Hz, 6 ch, 24-bit S-LE PCM format, 2x8ms buffer.
uaudio0: Record[0]: 88200 Hz, 6 ch, 24-bit S-LE PCM format, 2x8ms buffer.
uaudio0: Record[0]: 48000 Hz, 6 ch, 24-bit S-LE PCM format, 2x8ms buffer.
uaudio0: Record[0]: 44100 Hz, 6 ch, 24-bit S-LE PCM format, 2x8ms buffer.
uaudio0: MIDI sequencer.
uaudio_attach: doing child attach
umidi_bulk_read_callback: start
pcm9: <USB audio> on uaudio0
uaudio_attach_sub: software controlled main volume
uaudio_mixer_init_sub: child=0
uaudio_chan_init: Worst case buffer is 36864 bytes
uaudio_chan_init: Worst case buffer is 55296 bytes
uaudio_chan_set_param_speed: Selecting alt 4
uaudio_chan_set_param_speed: Selecting alt 4
uaudio_chan_set_param_format: Selecting format 0x00410000
uaudio_chan_set_param_speed: Selecting alt 4
uaudio_chan_set_param_speed: Selecting alt 4
uaudio_chan_set_param_format: Selecting format 0x08610000
umidi_bulk_read_callback: actlen=512 bytes
umidi_bulk_read_callback: start
uaudio0: No HID volume keys found.
uaudio_mixer_write_cfg_callback:
umidi_bulk_read_callback: actlen=512 bytes
umidi_bulk_read_callback: start
umidi_bulk_read_callback: actlen=512 bytes
umidi_bulk_read_callback: start
>
> You can also do:
>
> pkg install usbutils
>
> and
>
> lsusb -vvv
>
> and look for something like this:
>
> > Interface Descriptor:
> > bLength 9
> > bDescriptorType 4
> > bInterfaceNumber 2
> > bAlternateSetting 0
> > bNumEndpoints 0
> > bInterfaceClass 1 Audio
> > bInterfaceSubClass 1 Control Device
> > bInterfaceProtocol 0
> > iInterface 0
> > AudioControl Interface Descriptor:
> > bLength 9
> > bDescriptorType 36
> > bDescriptorSubtype 1 (HEADER)
> > bcdADC 1.00
> ^^^^ this one will tell
> > wTotalLength 38
> > bInCollection 1
> > baInterfaceNr( 0) 3
As well as this:
Bus /dev/usb Device /dev/ugen0.7: ID 0499:1704 Yamaha Corp. Steinberg UR44
Device Descriptor:
bLength 18
bDescriptorType 1
bcdUSB 2.00
bDeviceClass 239 Miscellaneous Device
bDeviceSubClass 2 ?
bDeviceProtocol 1 Interface Association
bMaxPacketSize0 64
idVendor 0x0499 Yamaha Corp.
idProduct 0x1704 Steinberg UR44
bcdDevice 2.10
iManufacturer 1 Yamaha Corporation
iProduct 2 Steinberg UR44
iSerial 0
bNumConfigurations 2
Configuration Descriptor:
bLength 9
bDescriptorType 2
wTotalLength 324
bNumInterfaces 4
bConfigurationValue 1
iConfiguration 0
bmAttributes 0xc0
Self Powered
MaxPower 0mA
Interface Association:
bLength 8
bDescriptorType 11
bFirstInterface 0
bInterfaceCount 4
bFunctionClass 1 Audio
bFunctionSubClass 0
bFunctionProtocol 32
iFunction 0
Interface Descriptor:
bLength 9
bDescriptorType 4
bInterfaceNumber 0
bAlternateSetting 0
bNumEndpoints 0
bInterfaceClass 1 Audio
bInterfaceSubClass 1 Control Device
bInterfaceProtocol 32
iInterface 0
AudioControl Interface Descriptor:
bLength 9
bDescriptorType 36
bDescriptorSubtype 1 (HEADER)
bcdADC 2.00
bCategory 8
wTotalLength 75
bmControl 0x00
AudioControl Interface Descriptor:
bLength 8
bDescriptorType 36
bDescriptorSubtype 10 (CLOCK_SOURCE)
bClockID 1
bmAttributes 0x03 Internal programmable Clock
bmControls 0x03
Clock Frequency Control (read/write)
bAssocTerminal 0
iClockSource 0
--
Eivind Nicolay Evensen
