!!################################ !!ALSA Information Script v 0.5.1 !!################################ !!Script ran on: Thu Jun 9 10:22:29 UTC 2022 !!Linux Distribution !!------------------ DISTRIB_ID=Ubuntu DISTRIB_DESCRIPTION="Ubuntu 22.04 LTS" PRETTY_NAME="Ubuntu 22.04 LTS" NAME="Ubuntu" ID=ubuntu ID_LIKE=debian HOME_URL="https://www.ubuntu.com/" SUPPORT_URL="https://help.ubuntu.com/" BUG_REPORT_URL="https://bugs.launchpad.net/ubuntu/" PRIVACY_POLICY_URL="https://www.ubuntu.com/legal/terms-and-policies/privacy-policy" UBUNTU_CODENAME=jammy Ubuntu 22.04 (Jammy Jellyfish) !!DMI Information !!--------------- Manufacturer: Product Name: Product Version: Firmware Version: System SKU: Board Vendor: Board Name: !!ACPI Device Status Information !!--------------- !!Kernel Information !!------------------ Kernel release: 5.15.0-1005-raspi Operating System: GNU/Linux Architecture: aarch64 Processor: aarch64 SMP Enabled: Yes !!ALSA Version !!------------ Driver version: k5.15.0-1005-raspi Library version: 1.2.6.1 Utilities version: 1.2.6 !!Loaded ALSA modules !!------------------- snd_bcm2835 (card 0) !!Sound Servers on this system !!---------------------------- No sound servers found. !!Soundcards recognised by ALSA !!----------------------------- 0 [Headphones ]: bcm2835_headpho - bcm2835 Headphones bcm2835 Headphones !!PCI Soundcards installed in the system !!-------------------------------------- !!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_bcm2835: enable_compat_alsa=0 snd_bcm2835: enable_hdmi=1 !!Loaded sound module options !!--------------------------- !!Module: snd_bcm2835 enable_compat_alsa : N enable_hdmi : Y enable_headphones : Y 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, 3 Jun 9 09:37 /dev/snd/controlC0 crw-rw---- 1 root audio 116, 2 Jun 9 09:37 /dev/snd/pcmC0D0p crw-rw---- 1 root audio 116, 1 May 18 06:32 /dev/snd/seq crw-rw---- 1 root audio 116, 33 Jun 9 09:37 /dev/snd/timer /dev/snd/by-path: total 0 drwxr-xr-x 2 root root 60 Jun 9 09:37 . drwxr-xr-x 3 root root 140 Jun 9 09:37 .. lrwxrwxrwx 1 root root 12 Jun 9 09:37 platform-bcm2835_audio -> ../controlC0 !!Aplay/Arecord output !!-------------------- APLAY **** List of PLAYBACK Hardware Devices **** card 0: Headphones [bcm2835 Headphones], device 0: bcm2835 Headphones [bcm2835 Headphones] Subdevices: 8/8 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 ARECORD **** List of CAPTURE Hardware Devices **** !!Amixer output !!------------- !!-------Mixer controls for card Headphones Card sysdefault:0 'Headphones'/'bcm2835 Headphones' Mixer name : 'Broadcom Mixer' Components : '' Controls : 2 Simple ctrls : 1 Simple mixer control 'Headphone',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.Headphones { control.1 { iface MIXER name 'Headphone 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 'Headphone Playback Switch' value true comment { access 'read write' type BOOLEAN count 1 } } } --endcollapse-- !!All Loaded Modules !!------------------ aes_arm64 async_memcpy async_pq async_raid6_recov async_tx async_xor autofs4 bcm2835_codec bcm2835_gpiomem bcm2835_isp bcm2835_mmal_vchiq bcm2835_v4l2 blake2b_generic bluetooth bpfilter br_netfilter brcmfmac brcmutil bridge btrfs btsdio cfg80211 chacha_neon crct10dif_ce dm_crypt dm_multipath drm dwc2 ecc ecdh_generic i2c_bcm2835 ip6_udp_tunnel ip_tables iptable_nat libblake2s libblake2s_generic libchacha libchacha20poly1305 libcrc32c libcurve25519_generic linear llc mc multipath nf_conntrack nf_conntrack_netlink nf_defrag_ipv4 nf_defrag_ipv6 nf_nat nf_tables nfnetlink nft_chain_nat nft_compat nft_counter nvmem_rmem overlay phy_generic poly1305_neon raid0 raid1 raid10 raid456 raid6_pq raspberrypi_hwmon roles rpivid_mem sch_fq_codel snd snd_bcm2835 snd_pcm snd_timer spi_bcm2835 spidev stp uas udc_core udp_tunnel uio uio_pdrv_genirq usb_storage v4l2_mem2mem vc_sm_cma veth videobuf2_common videobuf2_dma_contig videobuf2_memops videobuf2_v4l2 videobuf2_vmalloc videodev wireguard x_tables xor xor_neon xt_MASQUERADE xt_addrtype xt_conntrack xt_nat xt_tcpudp zstd_compress !!ALSA/HDA dmesg !!-------------- [ 0.000000] Built 1 zonelists, mobility grouping on. Total pages: 483840 [ 0.000000] Kernel command line: coherent_pool=1M 8250.nr_uarts=1 snd_bcm2835.enable_compat_alsa=0 snd_bcm2835.enable_hdmi=1 bcm2708_fb.fbwidth=0 bcm2708_fb.fbheight=0 bcm2708_fb.fbswap=1 smsc95xx.macaddr=E4:5F:01:51:47:6E vc_mem.mem_base=0x3ec00000 vc_mem.mem_size=0x40000000 console=ttyS0,115200 dwc_otg.lpm_enable=0 console=tty1 root=LABEL=writable rootfstype=ext4 rootwait fixrtc quiet splash [ 0.000000] Unknown kernel command line parameters "fixrtc splash", will be passed to user space. -- [ 7.954417] gpiomem-bcm2835 fe200000.gpiomem: Initialised: Registers at 0xfe200000 [ 7.969979] snd_bcm2835: module is from the staging directory, the quality is unknown, you have been warned. [ 8.001281] videodev: Linux video capture interface: v2.00 [ 8.026558] bcm2835_audio bcm2835_audio: card created with 8 channels [ 8.045344] bcm2835_mmal_vchiq: module is from the staging directory, the quality is unknown, you have been warned. !!Packages installed !!-------------------- ii alsa-topology-conf 1.2.5.1-2 all ALSA topology configuration files ii alsa-ucm-conf 1.2.6.3-1ubuntu1 all ALSA Use Case Manager configuration files ii alsa-utils 1.2.6-1ubuntu1 arm64 Utilities for configuring and using ALSA