!!################################ !!ALSA Information Script v 0.5.1 !!################################ !!Script ran on: Wed Aug 13 22:56:02 UTC 2025 !!Linux Distribution !!------------------ Debian GNU/Linux 12 \n \l PRETTY_NAME="Debian GNU/Linux 12 (bookworm)" NAME="Debian GNU/Linux" ID=debian HOME_URL="https://www.debian.org/" SUPPORT_URL="https://www.debian.org/support" BUG_REPORT_URL="https://bugs.debian.org/" !!DMI Information !!--------------- Manufacturer: Product Name: Product Version: Firmware Version: System SKU: Board Vendor: Board Name: !!ACPI Device Status Information !!--------------- !!Kernel Information !!------------------ Kernel release: 6.12.34 rpt-rpi-2712 Operating System: GNU/Linux Architecture: aarch64 Processor: unknown SMP Enabled: Yes !!ALSA Version !!------------ Driver version: k6.12.34 rpt-rpi-2712 Library version: 1.2.8 Utilities version: 1.2.8 !!Loaded ALSA modules !!------------------- snd_soc_rpi_simple_soundcard (card 0) vc4 (card 1) vc4 (card 2) !!Sound Servers on this system !!---------------------------- Pulseaudio: Installed - Yes (/usr/bin/pulseaudio) Running - Yes !!Soundcards recognised by ALSA !!----------------------------- 0 [sndrpihifiberry]: RPi-simple - snd_rpi_hifiberry_dac8x snd_rpi_hifiberry_dac8x 1 [vc4hdmi0 ]: vc4-hdmi - vc4-hdmi-0 vc4-hdmi-0 2 [vc4hdmi1 ]: vc4-hdmi - vc4-hdmi-1 vc4-hdmi-1 !!PCI Soundcards installed in the system !!-------------------------------------- !!Modprobe options (Sound related) !!-------------------------------- snd_pcsp: index=-2 snd_atiixp_modem: index=-2 snd_intel8x0m: index=-2 snd_via82xx_modem: index=-2 !!Loaded sound module options !!--------------------------- !!Module: snd_soc_rpi_simple_soundcard * : !!Module: vc4 fkms_max_refresh_rate : 85 force_hotplug : 0 tv_norm : (null) !!Module: vc4 fkms_max_refresh_rate : 85 force_hotplug : 0 tv_norm : (null) !!Sysfs card info !!--------------- !!Card: /sys/class/sound/card0 Driver: /sys/bus/platform/drivers/snd-rpi-simple Tree: !!Card: /sys/class/sound/card1 Driver: /sys/bus/platform/drivers/vc4_hdmi Tree: !!Card: /sys/class/sound/card2 Driver: /sys/bus/platform/drivers/vc4_hdmi Tree: !!ALSA Device nodes !!----------------- crw-rw---- 1 root audio 116, 3 Aug 12 19:17 /dev/snd/controlC0 crw-rw---- 1 root audio 116, 5 Aug 12 19:17 /dev/snd/controlC1 crw-rw---- 1 root audio 116, 7 Aug 12 19:17 /dev/snd/controlC2 crw-rw---- 1 root audio 116, 2 Aug 12 19:17 /dev/snd/pcmC0D0p crw-rw---- 1 root audio 116, 4 Aug 12 19:17 /dev/snd/pcmC1D0p crw-rw---- 1 root audio 116, 6 Aug 12 19:17 /dev/snd/pcmC2D0p crw-rw---- 1 root audio 116, 1 Aug 12 19:17 /dev/snd/seq crw-rw---- 1 root audio 116, 33 Aug 12 19:17 /dev/snd/timer /dev/snd/by-path: total 0 drwxr-xr-x 2 root root 100 Aug 12 19:17 . drwxr-xr-x 3 root root 220 Aug 12 19:17 .. lrwxrwxrwx 1 root root 12 Aug 12 19:17 platform-107c701400.hdmi -> ../controlC1 lrwxrwxrwx 1 root root 12 Aug 12 19:17 platform-107c706400.hdmi -> ../controlC2 lrwxrwxrwx 1 root root 12 Aug 12 19:17 platform-soc@107c000000:sound -> ../controlC0 !!ALSA configuration files !!------------------------ !!System wide config file (/etc/asound.conf) pcm.hifiberry8x { type hw card 0 # mmap_emulation true } pcm.dmixed { type dmix ipc_key 1024 # ipc_key_add_uid false # let multiple users share # ipc_perm 0666 # IPC permissions for multi user sharing (octal, default 0600) slave { pcm "hifiberry8x" channels 8 # rate 48000 # period_size 512 } } pcm.dmixed1_2 { type dmix ipc_key 1024 # ipc_key_add_uid false # let multiple users share # ipc_perm 0666 # IPC permissions for multi user sharing (octal, default 0600) slave { pcm "hifiberry8x" channels 8 # rate 48000 # period_size 512 } bindings.0 0 bindings.1 1 } pcm.dmixed3_4 { type dmix ipc_key 1024 # ipc_key_add_uid false # let multiple users share # ipc_perm 0666 # IPC permissions for multi user sharing (octal, default 0600) slave { pcm "hifiberry8x" channels 8 # rate 48000 # period_size 512 } bindings.0 2 bindings.1 3 } pcm.dmixed5_6 { type dmix ipc_key 1024 # ipc_key_add_uid false # let multiple users share # ipc_perm 0666 # IPC permissions for multi user sharing (octal, default 0600) slave { pcm "hifiberry8x" channels 8 # rate 48000 # period_size 512 } bindings.0 4 bindings.1 5 } pcm.dmixed7_8 { type dmix ipc_key 1024 # ipc_key_add_uid false # let multiple users share # ipc_perm 0666 # IPC permissions for multi user sharing (octal, default 0600) slave { pcm "hifiberry8x" channels 8 # rate 48000 # period_size 512 } bindings.0 6 bindings.1 7 } pcm.asymed { type asym playback.pcm "dmixed1_2" } pcm.asymed1_2 { type asym playback.pcm "dmixed1_2" } pcm.asymed3_4 { type asym playback.pcm "dmixed3_4" } pcm.asymed5_6 { type asym playback.pcm "dmixed5_6" } pcm.asymed7_8 { type asym playback.pcm "dmixed7_8" } pcm.master { type plug slave.pcm "asymed" } pcm.house { type plug slave.pcm "asymed1_2" } pcm.fence { type plug slave.pcm "asymed3_4" } pcm.subwoofer { type plug slave.pcm "asymed5_6" } pcm.broadcast { type plug slave.pcm "asymed7_8" } pcm.!default { type plug slave.pcm "master" } !!Aplay/Arecord output !!-------------------- APLAY **** List of PLAYBACK Hardware Devices **** card 0: sndrpihifiberry [snd_rpi_hifiberry_dac8x], device 0: HifiBerry DAC8x HiFi snd-soc-dummy-dai-0 [] Subdevices: 1/1 Subdevice #0: subdevice #0 card 1: vc4hdmi0 [vc4-hdmi-0], device 0: MAI PCM i2s-hifi-0 [MAI PCM i2s-hifi-0] Subdevices: 1/1 Subdevice #0: subdevice #0 card 2: vc4hdmi1 [vc4-hdmi-1], device 0: MAI PCM i2s-hifi-0 [MAI PCM i2s-hifi-0] Subdevices: 1/1 Subdevice #0: subdevice #0 ARECORD **** List of CAPTURE Hardware Devices **** !!Amixer output !!------------- !!-------Mixer controls for card sndrpihifiberry Card sysdefault:0 'sndrpihifiberry'/'snd_rpi_hifiberry_dac8x' Mixer name : '' Components : '' Controls : 0 Simple ctrls : 0 !!-------Mixer controls for card vc4hdmi0 Card sysdefault:1 'vc4hdmi0'/'vc4-hdmi-0' Mixer name : '' Components : '' Controls : 5 Simple ctrls : 0 !!-------Mixer controls for card vc4hdmi1 Card sysdefault:2 'vc4hdmi1'/'vc4-hdmi-1' Mixer name : '' Components : '' Controls : 5 Simple ctrls : 0 !!Alsactl output !!-------------- --startcollapse-- state.sndrpihifiberry { control { } } state.vc4hdmi0 { control.1 { iface CARD name 'HDMI Jack' value true comment { access read type BOOLEAN count 1 } } control.2 { iface PCM name 'Playback Channel Map' value.0 0 value.1 0 value.2 0 value.3 0 value.4 0 value.5 0 value.6 0 value.7 0 comment { access 'read volatile' type INTEGER count 8 range '0 - 36' } } control.3 { iface PCM name 'IEC958 Playback Mask' value ffffffffffffffffffffffffffffffffffffffffffffffff0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 comment { access read type IEC958 count 1 } } control.4 { iface PCM name 'IEC958 Playback Default' value '0400000100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000' comment { access 'read write' type IEC958 count 1 } } control.5 { iface PCM name ELD value '1000070066100001000000000000000017213a71654d37313341090707000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000' comment { access 'read volatile' type BYTES count 128 } } } state.vc4hdmi1 { control.1 { iface CARD name 'HDMI Jack' value false comment { access read type BOOLEAN count 1 } } control.2 { iface PCM name 'Playback Channel Map' value.0 0 value.1 0 value.2 0 value.3 0 value.4 0 value.5 0 value.6 0 value.7 0 comment { access 'read volatile' type INTEGER count 8 range '0 - 36' } } control.3 { iface PCM name 'IEC958 Playback Mask' value ffffffffffffffffffffffffffffffffffffffffffffffff0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 comment { access read type IEC958 count 1 } } control.4 { iface PCM name 'IEC958 Playback Default' value '0400000100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000' comment { access 'read write' type IEC958 count 1 } } control.5 { iface PCM name ELD value '0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000' comment { access 'read volatile' type BYTES count 128 } } } --endcollapse-- !!All Loaded Modules !!------------------ aes_ce_blk aes_ce_cipher af_alg algif_hash algif_skcipher backlight binfmt_misc bluetooth bnep brcmfmac brcmfmac_wcc brcmutil bridge btbcm cec cfg80211 designware_i2s dm_mod drm drm_display_helper drm_dma_helper drm_kms_helper drm_panel_orientation_quirks drm_shmem_helper ecc ecdh_generic ftdi_sio fuse gf128mul ghash_ce gpio_keys gpu_sched hci_uart i2c_brcmstb ip_set ip_tables ipv6 libaes llc mc nf_conntrack nf_defrag_ipv4 nf_defrag_ipv6 nf_nat nf_tables nfnetlink nft_chain_nat nft_compat nvmem_rmem overlay pisp_be pwm_fan raspberrypi_gpiomem raspberrypi_hwmon rfkill rp1_adc rp1_fw rp1_mailbox rp1_pio rpi_hevc_dec sha1_ce sha1_generic sha256_arm64 sha2_ce snd snd_compress snd_pcm snd_pcm_dmaengine snd_soc_core snd_soc_hdmi_codec snd_soc_rpi_simple_soundcard snd_timer spi_bcm2835 spidev stp uio uio_pdrv_genirq usbserial v3d v4l2_mem2mem vc4 videobuf2_common videobuf2_dma_contig videobuf2_memops videobuf2_v4l2 videodev x_tables xfrm_algo xfrm_user xt_MASQUERADE xt_addrtype xt_conntrack xt_set !!ALSA/HDA dmesg !!-------------- [ 5.699590] vc4_hvs 107c580000.hvs: bcm2712_iommu_attach_dev: MMU 1000005200.iommu [ 5.701861] snd-rpi-simple soc@107c000000:sound: no ADC8x detected [ 5.727134] usb 1-1: FTDI USB Serial Device converter now attached to ttyUSB1 -- [ 5.876356] input: vc4-hdmi-0 as /devices/platform/soc@107c000000/107c701400.hdmi/rc/rc0/input3 [ 5.886539] input: vc4-hdmi-0 HDMI Jack as /devices/platform/soc@107c000000/107c701400.hdmi/sound/card1/input4 [ 5.897662] vc4-drm axi:gpu: bound 107c701400.hdmi (ops vc4_hdmi_ops [vc4]) -- [ 5.918438] input: vc4-hdmi-1 as /devices/platform/soc@107c000000/107c706400.hdmi/rc/rc1/input5 [ 5.928572] input: vc4-hdmi-1 HDMI Jack as /devices/platform/soc@107c000000/107c706400.hdmi/sound/card2/input6 [ 5.939769] vc4-drm axi:gpu: bound 107c706400.hdmi (ops vc4_hdmi_ops [vc4]) !!Packages installed !!-------------------- ii alsa-topology-conf 1.2.5.1-2 all ALSA topology configuration files ii alsa-ucm-conf 1.2.8-1 all ALSA Use Case Manager configuration files ii alsa-utils 1.2.8-1 rpt1 arm64 Utilities for configuring and using ALSA