!!################################ !!ALSA Information Script v 0.4.65 !!################################ !!Script ran on: Sun Nov 1 12:08:59 UTC 2020 !!Linux Distribution !!------------------ ID_LIKE=debian !!DMI Information !!--------------- Manufacturer: Product Name: Product Version: Firmware Version: System SKU: Board Vendor: Board Name: !!ACPI Device Status Information !!--------------- !!Kernel Information !!------------------ Kernel release: 4.19.66-v7 Operating System: GNU/Linux Architecture: armv7l Processor: unknown SMP Enabled: Yes !!ALSA Version !!------------ Driver version: k4.19.66-v7 Library version: 1.1.3 Utilities version: 1.1.3 !!Loaded ALSA modules !!------------------- snd_bcm2835 !!Sound Servers on this system !!---------------------------- No sound servers found. !!Soundcards recognised by ALSA !!----------------------------- 1 [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 snd_usb_audio: index=0 snd_bcm2835: index=1 !!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, 32 Nov 1 13:24 /dev/snd/controlC1 crw-rw---- 1 root audio 116, 48 Nov 1 13:24 /dev/snd/pcmC1D0p crw-rw---- 1 root audio 116, 49 Nov 1 13:24 /dev/snd/pcmC1D1p crw-rw---- 1 root audio 116, 50 Nov 1 13:24 /dev/snd/pcmC1D2p crw-rw---- 1 root audio 116, 1 Nov 1 13:24 /dev/snd/seq crw-rw---- 1 root audio 116, 33 Nov 1 13:24 /dev/snd/timer /dev/snd/by-path: total 0 drwxr-xr-x 2 root root 60 Nov 1 13:24 . drwxr-xr-x 3 root root 180 Nov 1 13:24 .. lrwxrwxrwx 1 root root 12 Nov 1 13:24 platform-soc:audio -> ../controlC1 !!ALSA configuration files !!------------------------ !!System wide config file (/etc/asound.conf) !!Aplay/Arecord output !!-------------------- APLAY **** List of PLAYBACK Hardware Devices **** card 1: 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 1: ALSA [bcm2835 ALSA], device 1: bcm2835 IEC958/HDMI [bcm2835 IEC958/HDMI] Subdevices: 1/1 Subdevice #0: subdevice #0 card 1: ALSA [bcm2835 ALSA], device 2: bcm2835 IEC958/HDMI1 [bcm2835 IEC958/HDMI1] Subdevices: 1/1 Subdevice #0: subdevice #0 ARECORD **** List of CAPTURE Hardware Devices **** !!Amixer output !!------------- !!-------Mixer controls for card ALSA Card hw:1 'ALSA'/'bcm2835 ALSA' Mixer name : 'Broadcom Mixer' Components : '' Controls : 5 Simple ctrls : 1 Simple mixer control 'PCM',0 Capabilities: pvolume pvolume-joined pswitch pswitch-joined Playback channels: Mono Limits: Playback -10239 - 400 Mono: Playback -450 [92%] [-4.50dB] [on] !!Alsactl output !!-------------- --startcollapse-- state.ALSA { control.1 { iface MIXER name 'PCM Playback Volume' value -450 comment { access 'read write' type INTEGER count 1 range '-10239 - 400' dbmin -9999999 dbmax 400 dbvalue.0 -450 } } 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 - 3' } } 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 } } } --endcollapse-- !!All Loaded Modules !!------------------ aes_arm_bs arc4 bcm2835_codec bcm2835_mmal_vchiq bcm2835_v4l2 bluetooth bnep btbcm btintel btrtl btusb ccm cfg80211 crc_ccitt cryptd crypto_simd ctr ecdh_generic fixed hwmon ip_tables iptable_filter ipv6 mac80211 media raspberrypi_hwmon rfkill rpcsec_gss_krb5 rt2800lib rt2800usb rt2x00lib rt2x00usb sha256_generic snd snd_bcm2835 snd_pcm snd_timer uio uio_pdrv_genirq v4l2_common v4l2_mem2mem vc_sm_cma videobuf2_common videobuf2_dma_contig videobuf2_memops videobuf2_v4l2 videobuf2_vmalloc videodev x_tables !!ALSA/HDA dmesg !!-------------- [ 5.677341] bcm2835_codec: module is from the staging directory, the quality is unknown, you have been warned. [ 5.709275] snd_bcm2835: module is from the staging directory, the quality is unknown, you have been warned. [ 5.710954] snd_bcm2835: unknown parameter 'index' ignored [ 5.717445] bcm2835_mmal_vchiq: Failed to open VCHI service connection (status=-1) !!Packages installed !!-------------------- ii alsa-utils 1.1.3-1 armhf Utilities for configuring and using ALSA ii libalsaplayer-dev 0.99.81-2 armhf alsaplayer plugin library (development files) ii libalsaplayer0:armhf 0.99.81-2 armhf alsaplayer plugin library