!!################################ !!ALSA Information Script v 0.4.64 !!################################ !!Script ran on: Tue Feb 18 16:23:05 UTC 2020 !!Linux Distribution !!------------------ ID_LIKE=debian !!DMI Information !!--------------- Manufacturer: Product Name: Product Version: Firmware Version: !!Kernel Information !!------------------ Kernel release: 4.14.98-v7 Operating System: GNU/Linux Architecture: armv7l Processor: unknown SMP Enabled: Yes !!ALSA Version !!------------ Driver version: k4.14.98-v7 Library version: 1.1.3 Utilities version: 1.1.3 !!Loaded ALSA modules !!------------------- snd_bcm2835 !!Sound Servers on this system !!---------------------------- Pulseaudio: Installed - Yes (/usr/bin/pulseaudio) Running - No !!Soundcards recognised by ALSA !!----------------------------- 0 [ALSA ]: bcm2835_alsa - 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 enable_compat_alsa : Y enable_hdmi : N enable_headphones : N force_bulk : N !!ALSA Device nodes !!----------------- crw-rw---- 1 root audio 116, 0 Feb 18 16:22 /dev/snd/controlC0 crw-rw---- 1 root audio 116, 16 Feb 18 16:22 /dev/snd/pcmC0D0p crw-rw---- 1 root audio 116, 17 Feb 18 16:22 /dev/snd/pcmC0D1p crw-rw---- 1 root audio 116, 1 Feb 18 16:22 /dev/snd/seq crw-rw---- 1 root audio 116, 33 Feb 18 16:22 /dev/snd/timer /dev/snd/by-path: total 0 drwxr-xr-x 2 root root 60 Feb 18 16:22 . drwxr-xr-x 3 root root 160 Feb 18 16:22 .. lrwxrwxrwx 1 root root 12 Feb 18 16:22 platform-soc:audio -> ../controlC0 !!ALSA configuration files !!------------------------ !!System wide config file (/etc/asound.conf) pcm.!default { type asym capture.pcm "sharedmic_sv" playback.pcm "speaker_sv" } pcm.sharedmic_sv { type softvol slave.pcm "sharedmic" control { name "SoftMic Capture Volume" card 1 } } pcm.sharedmic { type plug slave.pcm "dsnooped" } pcm.dsnooped { type dsnoop ipc_key 777777 ipc_perm 0666 slave { pcm "hw:1,0" } } pcm.speaker_sv { type softvol slave.pcm "speaker" control { name "SoftSpk Playback Volume" card 1 } } pcm.speaker{ type plug slave.pcm "dmixed" } pcm.dmixed { type dmix ipc_key 888888 ipc_perm 0666 ipc_key_add_uid false slave { pcm "hw:1,0" } bindings { 0 0 1 1 } } !!Aplay/Arecord output !!-------------------- APLAY **** List of PLAYBACK Hardware Devices **** card 0: ALSA [bcm2835 ALSA], device 0: bcm2835 ALSA [bcm2835 ALSA] Subdevices: 7/7 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 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 : 6 Simple ctrls : 1 Simple mixer control 'PCM',0 Capabilities: pvolume pvolume-joined pswitch pswitch-joined Playback channels: Mono Limits: Playback -10239 - 400 Mono: Playback 128 [97%] [1.28dB] [on] !!Alsactl output !!-------------- --startcollapse-- state.ALSA { control.1 { iface MIXER name 'PCM Playback Volume' value 128 comment { access 'read write' type INTEGER count 1 range '-10239 - 400' dbmin -9999999 dbmax 400 dbvalue.0 128 } } 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 } } } --endcollapse-- !!All Loaded Modules !!------------------ Module fuse cfg80211 rfkill evdev joydev snd_bcm2835 snd_pcm snd_timer snd rpi_backlight rpi_ft5406 uio_pdrv_genirq uio fixed matrix_keypad matrix_keymap i2c_dev ip_tables x_tables ipv6 !!ALSA/HDA dmesg !!-------------- [ 5.433891] input: FT5406 memory based driver as /devices/virtual/input/input3 [ 5.730624] snd_bcm2835: module is from the staging directory, the quality is unknown, you have been warned. [ 5.787427] bcm2835_alsa bcm2835_alsa: card created with 8 channels