!!################################ !!ALSA Information Script v 0.4.64 !!################################ !!Script ran on: Tue Sep 12 23:31:05 UTC 2017 !!Linux Distribution !!------------------ ID_LIKE=debian !!DMI Information !!--------------- Manufacturer: Product Name: Product Version: Firmware Version: Board Vendor: Board Name: !!ACPI Device Status Information !!--------------- !!Kernel Information !!------------------ Kernel release: 4.9.35 Operating System: GNU/Linux Architecture: armv6l Processor: unknown SMP Enabled: No !!ALSA Version !!------------ Driver version: k4.9.35 Library version: 1.0.28 Utilities version: 1.0.28 !!Loaded ALSA modules !!------------------- snd_bcm2835 !!Sound Servers on this system !!---------------------------- No sound servers found. !!Soundcards recognised by ALSA !!----------------------------- 0 [ALSA ]: bcm2835 - bcm2835 ALSA bcm2835 ALSA !!Modprobe options (Sound related) !!-------------------------------- snd_pcsp: index=-2 snd_usb_audio: index=-2 snd_atiixp_modem: index=-2 snd_intel8x0m: index=-2 snd_via82xx_modem: index=-2 !!Loaded sound module options !!--------------------------- !!Module: snd_bcm2835 force_bulk : N !!ALSA Device nodes !!----------------- crw-rw---- 1 root audio 116, 0 Sep 11 19:17 /dev/snd/controlC0 crw-rw---- 1 root audio 116, 16 Sep 11 19:17 /dev/snd/pcmC0D0p crw-rw---- 1 root audio 116, 17 Sep 11 19:17 /dev/snd/pcmC0D1p crw-rw---- 1 root audio 116, 1 Sep 11 19:17 /dev/snd/seq crw-rw---- 1 root audio 116, 33 Sep 11 19:17 /dev/snd/timer /dev/snd/by-path: total 0 drwxr-xr-x 2 root root 60 Sep 11 19:17 . drwxr-xr-x 3 root root 160 Sep 11 19:17 .. lrwxrwxrwx 1 root root 12 Sep 11 19:17 platform-soc:audio -> ../controlC0 !!ALSA configuration files !!------------------------ !!System wide config file (/etc/asound.conf) pcm.!default { type plug slave.pcm { type meter slave.pcm "softvol" scopes.0 pivumeter } } ctl.!default { type hw card 0 } pcm.dmixer { type dmix ipc_key 1024 ipc_perm 0666 slave.pcm 'hw:0,0' slave { period_time 0 period_size 1024 buffer_size 8192 } bindings { 0 0 1 1 } } ctl.dmixer { type hw card 0 } pcm.softvol { type softvol slave.pcm "dmixer" control { name "PCM" card 0 } } pcm_scope.pivumeter { type pivumeter decay_ms 500 peak_ms 400 brightness 128 output_device scroll-phat-hd } pcm_scope_type.pivumeter { lib /usr/local/lib/libpivumeter.so } pcm.pivumeter { type meter slave.pcm 'hw:0,0' scopes.0 pivumeter } pcm.dsp0 pivumeter !!Aplay/Arecord output !!-------------------- APLAY **** List of PLAYBACK Hardware Devices **** card 0: ALSA [bcm2835 ALSA], device 0: bcm2835 ALSA [bcm2835 ALSA] Subdevices: 7/8 Subdevice #0: subdevice #0 Subdevice #1: subdevice #1 Subdevice #2: subdevice #2 Subdevice #3: subdevice #3 Subdevice #4: subdevice #4 Subdevice #5: subdevice #5 Subdevice #6: subdevice #6 Subdevice #7: subdevice #7 card 0: ALSA [bcm2835 ALSA], device 1: bcm2835 ALSA [bcm2835 IEC958/HDMI] Subdevices: 1/1 Subdevice #0: subdevice #0 ARECORD **** List of CAPTURE Hardware Devices **** !!Amixer output !!------------- !!-------Mixer controls for card 0 [ALSA] Card hw:0 'ALSA'/'bcm2835 ALSA' Mixer name : 'Broadcom Mixer' Components : '' Controls : 7 Simple ctrls : 1 Simple mixer control 'PCM',0 Capabilities: pvolume pswitch pswitch-joined Playback channels: Front Left - Front Right Limits: Playback -10239 - 400 Mono: Front Left: Playback 400 [100%] [4.00dB] [on] Front Right: Playback 400 [100%] [4.00dB] [on] !!Alsactl output !!-------------- --startcollapse-- state.ALSA { control.1 { iface MIXER name 'PCM Playback Volume' value 400 comment { access 'read write' type INTEGER count 1 range '-10239 - 400' dbmin -9999999 dbmax 400 dbvalue.0 400 } } control.2 { iface MIXER name 'PCM Playback Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.3 { iface MIXER name 'PCM Playback Route' value 0 comment { access 'read write' type INTEGER count 1 range '0 - 2' } } control.4 { iface PCM name 'IEC958 Playback Default' value '0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000' comment { access 'read write' type IEC958 count 1 } } control.5 { iface PCM name 'IEC958 Playback Con Mask' value '0200000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000' comment { access read type IEC958 count 1 } } control.6 { iface PCM name 'IEC958 Playback PCM Stream' value '0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000' comment { access 'read write inactive' type IEC958 count 1 } } control.7 { iface MIXER name PCM value.0 255 value.1 255 comment { access 'read write user' type INTEGER count 2 range '0 - 255' tlv '00000001000000080000000000000014' dbmin 0 dbmax 5100 dbvalue.0 5100 dbvalue.1 5100 } } } --endcollapse-- !!All Loaded Modules !!------------------ Module bnep hci_uart btbcm bluetooth brcmfmac brcmutil snd_bcm2835 snd_pcm cfg80211 snd_timer rfkill snd i2c_bcm2835 bcm2835_gpiomem uio_pdrv_genirq fixed uio i2c_dev ipv6 !!ALSA/HDA dmesg !!--------------