!!################################ !!ALSA Information Script v 0.4.59 !!################################ !!Script ran on: Thu Dec 29 15:24:00 UTC 2011 !!Linux Distribution !!------------------ Gentoo Base System release 2.0.3 !!DMI Information !!--------------- Manufacturer: Product Name: !!Kernel Information !!------------------ Kernel release: 2.6.39-gentoo-r3 Operating System: GNU/Linux Architecture: ppc Processor: 7400, altivec supported SMP Enabled: Yes !!ALSA Version !!------------ Driver version: 1.0.24 Library version: 1.0.23 Utilities version: 1.0.23 !!Loaded ALSA modules !!------------------- snd_usb_audio !!Sound Servers on this system !!---------------------------- No sound servers found. !!Soundcards recognised by ALSA !!----------------------------- 0 [Speakers ]: USB-Audio - Speakers Apple Computer, Inc. Speakers at usb-0001:10:19.0-1, full speed !!PCI Soundcards installed in the system !!-------------------------------------- !!Advanced information - PCI Vendor/Device/Susbsystem ID's !!-------------------------------------------------------- !!Loaded sound module options !!-------------------------- !!Module: snd_usb_audio async_unlink : Y device_setup : 0,0,0,0,0,0,0,0 enable : Y,Y,Y,Y,Y,Y,Y,Y id : (null),(null),(null),(null),(null),(null),(null),(null) ignore_ctl_error : N index : -1,-1,-1,-1,-1,-1,-1,-1 nrpacks : 8 pid : -1,-1,-1,-1,-1,-1,-1,-1 vid : -1,-1,-1,-1,-1,-1,-1,-1 !!USB Mixer information !!--------------------------- --startcollapse-- USB Mixer: usb_id=0x05ac1101, ctrlif=0, ctlerr=0 Card: Apple Computer, Inc. Speakers at usb-0001:10:19.0-1, full speed Unit: 2 Control: name="Bass Boost", index=0 Info: id=2, control=9, cmask=0x0, channels=1, type="BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 Unit: 2 Control: name="Auto Gain Control", index=0 Info: id=2, control=7, cmask=0x0, channels=1, type="BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 Unit: 2 Control: name="Tone Control - Treble", index=0 Info: id=2, control=5, cmask=0x0, channels=1, type="S8" Volume: min=0, max=1, dBmin=0, dBmax=0 Unit: 2 Control: name="Tone Control - Bass", index=0 Info: id=2, control=3, cmask=0x0, channels=1, type="S8" Volume: min=0, max=1, dBmin=0, dBmax=0 Unit: 2 Control: name="PCM Playback Volume", index=0 Info: id=2, control=2, cmask=0x3, channels=2, type="S16" Volume: min=0, max=1, dBmin=0, dBmax=0 Unit: 2 Control: name="PCM Playback Switch", index=0 Info: id=2, control=1, cmask=0x0, channels=1, type="INV_BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 --endcollapse-- !!ALSA Device nodes !!----------------- crw-rw---- 1 root audio 116, 0 Dec 29 16:13 /dev/snd/controlC0 crw-rw---- 1 root audio 116, 16 Dec 29 16:13 /dev/snd/pcmC0D0p crw-rw---- 1 root audio 116, 1 Dec 29 16:12 /dev/snd/seq crw-rw---- 1 root audio 116, 33 Dec 29 16:12 /dev/snd/timer /dev/snd/by-id: total 0 drwxr-xr-x 2 root root 60 Dec 29 16:13 . drwxr-xr-x 4 root root 160 Dec 29 16:13 .. lrwxrwxrwx 1 root root 12 Dec 29 16:13 usb-Apple_Computer__Inc._Speakers_p4000-00 -> ../controlC0 /dev/snd/by-path: total 0 drwxr-xr-x 2 root root 60 Dec 29 16:13 . drwxr-xr-x 4 root root 160 Dec 29 16:13 .. lrwxrwxrwx 1 root root 12 Dec 29 16:13 pci-0001:10:19.0-usb-0:1:1.0 -> ../controlC0 !!Aplay/Arecord output !!------------ APLAY **** List of PLAYBACK Hardware Devices **** card 0: Speakers [Speakers], device 0: USB Audio [USB Audio] Subdevices: 1/1 Subdevice #0: subdevice #0 ARECORD **** List of CAPTURE Hardware Devices **** !!Amixer output !!------------- !!-------Mixer controls for card 0 [Speakers] Card hw:0 'Speakers'/'Apple Computer, Inc. Speakers at usb-0001:10:19.0-1, full speed' Mixer name : 'USB Mixer' Components : 'USB05ac:1101' Controls : 6 Simple ctrls : 5 Simple mixer control 'Bass',0 Capabilities: volume volume-joined penum Playback channels: Mono Capture channels: Mono Limits: 0 - 48 Mono: 24 [50%] Simple mixer control 'Bass Boost',0 Capabilities: pswitch pswitch-joined penum Playback channels: Mono Mono: Playback [off] Simple mixer control 'Treble',0 Capabilities: volume volume-joined penum Playback channels: Mono Capture channels: Mono Limits: 0 - 48 Mono: 24 [50%] Simple mixer control 'PCM',0 Capabilities: pvolume pswitch pswitch-joined penum Playback channels: Front Left - Front Right Limits: Playback 0 - 768 Mono: Front Left: Playback 448 [58%] [-20.00dB] [on] Front Right: Playback 448 [58%] [-20.00dB] [on] Simple mixer control 'Auto Gain Control',0 Capabilities: pswitch pswitch-joined penum Playback channels: Mono Mono: Playback [off] !!Alsactl output !!------------- --startcollapse-- state.Speakers { control.1 { comment.access 'read write' comment.type BOOLEAN comment.count 1 iface MIXER name 'PCM Playback Switch' value true } control.2 { comment.access 'read write' comment.type INTEGER comment.count 2 comment.range '0 - 768' comment.dbmin -4800 comment.dbmax 0 iface MIXER name 'PCM Playback Volume' value.0 448 value.1 448 } control.3 { comment.access 'read write' comment.type INTEGER comment.count 1 comment.range '0 - 48' iface MIXER name 'Tone Control - Bass' value 24 } control.4 { comment.access 'read write' comment.type INTEGER comment.count 1 comment.range '0 - 48' iface MIXER name 'Tone Control - Treble' value 24 } control.5 { comment.access 'read write' comment.type BOOLEAN comment.count 1 iface MIXER name 'Auto Gain Control' value false } control.6 { comment.access 'read write' comment.type BOOLEAN comment.count 1 iface MIXER name 'Bass Boost' value false } } --endcollapse-- !!All Loaded Modules !!------------------ Module snd_usb_audio snd_hwdep snd_usbmidi_lib snd_rawmidi r128 drm snd_seq_dummy snd_seq_oss snd_seq_midi_event snd_seq snd_seq_device snd_pcm_oss snd_mixer_oss airport snd_aoa_i2sbus snd_pcm orinoco snd_timer snd_page_alloc snd pmac_zilog cfg80211 serial_core soundcore uninorth_agp snd_aoa_soundbus agpgart !!ALSA/HDA dmesg !!------------------