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ALSA Information Script v 0.4.3
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Linux Distribution
------------------

DISTRIB_ID=Ubuntu DISTRIB_DESCRIPTION="Ubuntu feisty (development branch)"


Kernel Information
------------------

Kernel release:    2.6.20-14-generic
Operating System:  GNU/Linux
Architecture:      i686
Processor:         unknown
SMP Enabled:       Yes


ALSA Version
------------

Driver version:     1.0.14rc1
Library version:    
Utilities version:  1.0.13


Loaded ALSA modules
-------------------

snd_intel8x0


Soundcards recognised by ALSA
-----------------------------

 0 [I82801DBICH4   ]: ICH4 - Intel 82801DB-ICH4
                      Intel 82801DB-ICH4 with STAC9750,51 at 0xfaeff800, irq 5


PCI Soundcards installed in the system
--------------------------------------

00:1f.5 Multimedia audio controller: Intel Corporation 82801DB/DBL/DBM (ICH4/ICH4-L/ICH4-M) AC'97 Audio Controller (rev 01)


Advanced information - PCI Vendor/Device ID's
---------------------------------------------

Vendor id: 8086
Device id: 24c5
Needed module: snd_intel8x0
i810_audio


ALSA Device nodes
-----------------

crw-rw---- 1 root audio 116, 10 2007-04-07 23:15 /dev/snd/controlC0
crw-rw---- 1 root audio 116,  9 2007-04-07 23:15 /dev/snd/pcmC0D0c
crw-rw---- 1 root audio 116,  8 2007-04-07 23:15 /dev/snd/pcmC0D0p
crw-rw---- 1 root audio 116,  7 2007-04-07 23:15 /dev/snd/pcmC0D1c
crw-rw---- 1 root audio 116,  6 2007-04-07 23:15 /dev/snd/pcmC0D2c
crw-rw---- 1 root audio 116,  5 2007-04-07 23:15 /dev/snd/pcmC0D3c
crw-rw---- 1 root audio 116,  4 2007-04-07 23:15 /dev/snd/pcmC0D4p
crw-rw---- 1 root audio 116,  3 2007-04-07 23:15 /dev/snd/seq
crw-rw---- 1 root audio 116,  2 2007-04-07 23:15 /dev/snd/timer


ALSA configuration files
------------------------

User specific config file (/home/conn/.asoundrc)

pcm.snd_card {
     type hw
     card 0 # change to your cards number or name
}

# 6 channel dmix:
pcm.dmix6 {
     type dmix
        ipc_key 1024
        ipc_key_add_uid false # let multiple users share
        ipc_perm 0660 # IPC permissions (octal, default 0600)
        slave {
                pcm snd_card # see below
                rate 44100
                channels 6
                period_time 0
                period_size 1024 # try 2048 against skipping
                buffer_time 0
                buffer_size 5120 # in case of problems reduce this
                                 # in case of skipping, try increasing
        }
	bindings {
		0	0
		1	1
		2	2
		3	3
		4	4
		5	5
	}


     }

# upmixing: 
pcm.ch51dup {
        type route
        slave.pcm dmix6
        slave.channels 6
        ttable.0.0 1
        ttable.1.1 1
        ttable.0.2 1
        ttable.1.3 1
        ttable.0.4 0.5
        ttable.1.4 0.5
        ttable.0.5 0.5
        ttable.1.5 0.5
   }

pcm.duplex {
     type asym
     playback.pcm "ch51dup" # upmix first
#     playback.pcm "dmix6"  # just pass to 6 channel dmix
#     capture.pcm "dsnoop:0" # doesn't work for me
     capture.pcm "snd_card"
}

# change default device:
pcm.!default {
     type plug
     slave.pcm "duplex"
}


Aplay output
------------

**** List of PLAYBACK Hardware Devices ****
card 0: I82801DBICH4 [Intel 82801DB-ICH4], device 0: Intel ICH [Intel 82801DB-ICH4]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 0: I82801DBICH4 [Intel 82801DB-ICH4], device 4: Intel ICH - IEC958 [Intel 82801DB-ICH4 - IEC958]
  Subdevices: 1/1
  Subdevice #0: subdevice #0


Amixer output
-------------

Simple mixer control 'Master',0
  Capabilities: pvolume pswitch pswitch-joined
  Playback channels: Front Left - Front Right
  Limits: Playback 0 - 31
  Mono:
  Front Left: Playback 31 [100%] [0.00dB] [on]
  Front Right: Playback 31 [100%] [0.00dB] [on]
Simple mixer control 'Master Mono',0
  Capabilities: pvolume pvolume-joined pswitch pswitch-joined
  Playback channels: Mono
  Limits: Playback 0 - 31
  Mono: Playback 0 [0%] [-46.50dB] [off]
Simple mixer control 'Headphone',0
  Capabilities: pvolume pswitch pswitch-joined
  Playback channels: Front Left - Front Right
  Limits: Playback 0 - 31
  Mono:
  Front Left: Playback 24 [77%] [-10.50dB] [on]
  Front Right: Playback 24 [77%] [-10.50dB] [on]
Simple mixer control '3D Control - Center',0
  Capabilities: volume volume-joined
  Playback channels: Mono
  Capture channels: Mono
  Limits: 0 - 15
  Mono: 0 [0%]
Simple mixer control '3D Control - Depth',0
  Capabilities: volume volume-joined
  Playback channels: Mono
  Capture channels: Mono
  Limits: 0 - 15
  Mono: 0 [0%]
Simple mixer control '3D Control - Switch',0
  Capabilities: pswitch pswitch-joined
  Playback channels: Mono
  Mono: Playback [off]
Simple mixer control 'PCM',0
  Capabilities: pvolume pswitch pswitch-joined
  Playback channels: Front Left - Front Right
  Limits: Playback 0 - 31
  Mono:
  Front Left: Playback 18 [58%] [-7.50dB] [on]
  Front Right: Playback 18 [58%] [-7.50dB] [on]
Simple mixer control 'PCM Out Path