Version info: OSS 4.2 (b 2004/201101051743) (0x00040100) TRIAL
Platform: Linux/x86_64 2.6.35-28-generic #50-Ubuntu SMP Fri Mar 18 18:42:20 UTC 2011 (mage)

Number of audio devices:	4
Number of audio engines:	9
Number of MIDI devices:		0
Number of mixer devices:	2


Device objects
 0: osscore0 OSS core services
 1: oss_ich0 Nvidia MCP51 interrupts=1982 (15327253)
 2: oss_usb0 USB audio core services
 3: usb03f08c07-0 USB sound device
 4: usb03f08c07-1 USB sound device
 5: usb03f08c07-2 USB sound device

MIDI devices (/dev/midi*)

Mixer devices
 0: ICH AC97 Mixer (ALC655) (Mixer 0 of device object 1)
    Device file /dev/oss/oss_ich0/mix0, Legacy device /dev/mixer3
    Priority: 10
    Caps:
 1: USB sound device (Mixer 0 of device object 3)
    Device file /dev/oss/usb03f08c07-0/mix0, Legacy device /dev/mixer0
    Priority: 0
    Caps:

Audio devices
Nvidia MCP51                      /dev/oss/oss_ich0/pcm0  (device index 0)
    Legacy device /dev/dsp1
    Caps: DUPLEX TRIGGER MMAP
    Modes: IN/OUT
      Engine      1: Available for use
      Engine      2: Available for use
Nvidia MCP51 S/PDIF out           /dev/oss/oss_ich0/spdout  (device index 1)
    Legacy device /dev/dsp2
    Caps: TRIGGER MMAP
    Modes: OUTPUT
      Out engine  1: Available for use
USB sound device play             /dev/oss/usb03f08c07-1/pcm0  (device index 2)
    Legacy device /dev/dsp0
    Caps: DUPLEX TRIGGER MMAP
    Modes: IN/OUT
      Out engine  1: Available for use
      Engine      2: Available for use
      Engine      3: Available for use
      Engine      4: Available for use
      Engine      5: Available for use
USB sound device rec              /dev/oss/usb03f08c07-2/pcmin0  (device index 3)
    Legacy device /dev/dsp4
    Caps: DUPLEX TRIGGER MMAP
    Modes: IN/OUT
      In engine   1: Available for use
      Engine      2: Available for use
      Engine      3: Available for use
      Engine      4: Available for use
      Engine      5: Available for use

Nodes
  /dev/dsp -> /dev/oss/usb03f08c07-1/pcm0
  /dev/dsp_in -> /dev/oss/usb03f08c07-2/pcmin0
  /dev/dsp_out -> /dev/oss/usb03f08c07-1/pcm0
  /dev/dsp_ac3 -> /dev/oss/usb03f08c07-1/pcm0
  /dev/dsp_mmap -> /dev/oss/usb03f08c07-1/pcm0
  /dev/dsp_multich -> /dev/oss/usb03f08c07-1/pcm0