!!################################ !!ALSA Information Script v 0.5.3 !!################################ !!Script ran on: Sat Jan 20 18:37:51 UTC 2024 !!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: #1253 SMP Thu Aug 15 11:49:46 BST 2019 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 (card 0) !!Sound Servers on this system !!---------------------------- No sound servers found. !!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 !!Sysfs card info !!--------------- !!Card: /sys/class/sound/card0 Driver: /sys/bus/platform/drivers/bcm2835_audio Tree: !!ALSA Device nodes !!----------------- crw-rw---- 1 root audio 116, 0 Jan 20 19:52 /dev/snd/controlC0 crw-rw---- 1 root audio 116, 16 Jan 20 19:52 /dev/snd/pcmC0D0p crw-rw---- 1 root audio 116, 17 Jan 20 19:52 /dev/snd/pcmC0D1p crw-rw---- 1 root audio 116, 18 Jan 20 19:52 /dev/snd/pcmC0D2p crw-rw---- 1 root audio 116, 1 Jan 20 19:52 /dev/snd/seq crw-rw---- 1 root audio 116, 33 Jan 20 19:52 /dev/snd/timer /dev/snd/by-path: total 0 drwxr-xr-x 2 root root 60 Jan 20 19:52 . drwxr-xr-x 3 root root 180 Jan 20 19:52 .. lrwxrwxrwx 1 root root 12 Jan 20 19:52 platform-soc:audio -> ../controlC0 !!ALSA configuration files !!------------------------ !!System wide config file (/etc/asound.conf) # The IPC key of dmix or dsnoop plugin must be unique # If 555555 or 666666 is used by other processes, use another one # use samplerate to resample as speexdsp resample is bad defaults.pcm.rate_converter "samplerate" pcm.!default { type asym playback.pcm "playback" capture.pcm "ac108" } pcm.playback { type plug slave.pcm "hw:ALSA" } # pcm.dmixed { # type dmix # slave.pcm "hw:0,0" # ipc_key 555555 # } pcm.ac108 { type plug slave.pcm "hw:seeed4micvoicec" } # pcm.multiapps { # type dsnoop # ac108-slavepcm "hw:1,0" # ipc_key 666666 # } !!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 IEC958/HDMI [bcm2835 IEC958/HDMI] Subdevices: 1/1 Subdevice #0: subdevice #0 card 0: 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:0 '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 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 1 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 !!------------------ bcm2835_codec bcm2835_mmal_vchiq bcm2835_v4l2 bluetooth bnep brcmfmac brcmutil btbcm cfg80211 ecdh_generic fixed hci_uart hwmon i2c_bcm2835 i2c_dev ip_tables ipv6 media raspberrypi_hwmon rfkill serdev sha256_generic snd snd_bcm2835 snd_compress snd_pcm snd_pcm_dmaengine snd_soc_bcm2835_i2s snd_soc_core snd_timer spi_bcm2835 spidev uinput 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 !!-------------- [ 8.122520] bcm2835_v4l2: module is from the staging directory, the quality is unknown, you have been warned. [ 8.161961] snd_bcm2835: module is from the staging directory, the quality is unknown, you have been warned. [ 8.165548] bcm2835_codec: module is from the staging directory, the quality is unknown, you have been warned. [ 8.170160] bcm2835_audio soc:audio: card created with 8 channels [ 8.183490] bcm2835-codec bcm2835-codec: Device registered as /dev/video10 -- [ 23.857946] OF: overlay: WARNING: memory leak will occur if overlay removed, property: /soc/spi@7e204000/status [ 25.322010] OF: overlay: WARNING: memory leak will occur if overlay removed, property: /soc/i2s@7e203000/#sound-dai-cells [ 25.322023] OF: overlay: WARNING: memory leak will occur if overlay removed, property: /soc/i2s@7e203000/status [ 25.322049] OF: overlay: WARNING: memory leak will occur if overlay removed, property: /soc/i2c@7e804000/status [ 25.322066] OF: overlay: WARNING: memory leak will occur if overlay removed, property: /soc/sound/compatible [ 25.322071] OF: overlay: WARNING: memory leak will occur if overlay removed, property: /soc/sound/seeed-voice-card,format [ 25.322076] OF: overlay: WARNING: memory leak will occur if overlay removed, property: /soc/sound/seeed-voice-card,name [ 25.322081] OF: overlay: WARNING: memory leak will occur if overlay removed, property: /soc/sound/status [ 25.322086] OF: overlay: WARNING: memory leak will occur if overlay removed, property: /soc/sound/seeed-voice-card,bitclock-master [ 25.322092] OF: overlay: WARNING: memory leak will occur if overlay removed, property: /soc/sound/seeed-voice-card,frame-master [ 25.322097] OF: overlay: WARNING: memory leak will occur if overlay removed, property: /soc/sound/seeed-voice-card,channels-playback-override [ 25.322103] OF: overlay: WARNING: memory leak will occur if overlay removed, property: /soc/sound/seeed-voice-card,channels-capture-override [ 1773.496253] bcm2835_audio soc:audio: failed to close VCHI service connection (status=1) !!Packages installed !!-------------------- ii alsa-utils 1.1.3-1 armhf Utilities for configuring and using ALSA