!!################################
!!ALSA Information Script v 0.5.3
!!################################

!!Script ran on: Thu Apr 17 08:24:56 UTC 2025


!!Linux Distribution
!!------------------

Ubuntu 24.04.2 LTS \n \l DISTRIB_ID=Ubuntu DISTRIB_DESCRIPTION="Ubuntu 24.04.2 LTS" PRETTY_NAME="Ubuntu 24.04.2 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=noble LOGO=ubuntu-logo Ubuntu 23.04 (Lunar Lobster)


!!DMI Information
!!---------------

Manufacturer:      
Product Name:      
Product Version:   
Firmware Version:  
System SKU:        
Board Vendor:      
Board Name:        


!!ACPI Device Status Information
!!---------------



!!Kernel Information
!!------------------

Kernel release:    #24-Ubuntu SMP PREEMPT_DYNAMIC Sun Feb 23 08:39:32 UTC 2025
Operating System:  GNU/Linux
Architecture:      aarch64
Processor:         aarch64
SMP Enabled:       Yes


!!ALSA Version
!!------------

Driver version:     k6.8.0-1020-raspi
Library version:    
Utilities version:  1.2.9


!!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_atiixp_modem: index=-2
snd_intel8x0m: index=-2
snd_via82xx_modem: index=-2
snd_bcm2835: enable_headphones=0
snd_bcm2835: enable_headphones=1
snd_bcm2835: enable_hdmi=1


!!Loaded sound module options
!!---------------------------

!!Module: snd_bcm2835
	enable_hdmi : Y
	enable_headphones : Y
	force_bulk : N
	num_channels : 8


!!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 Feb 21 22:18 /dev/snd/controlC0
crw-rw---- 1 root audio 116,  2 Feb 21 22:18 /dev/snd/pcmC0D0p
crw-rw---- 1 root audio 116,  1 Feb 21 22:18 /dev/snd/seq
crw-rw---- 1 root audio 116, 33 Feb 21 22:18 /dev/snd/timer

/dev/snd/by-path:
total 0
drwxr-xr-x 2 root root  60 Feb 21 22:18 .
drwxr-xr-x 3 root root 140 Feb 21 22:18 ..
lrwxrwxrwx 1 root root  12 Feb 21 22:18 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: 7/8
  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 'PCM',0
  Capabilities: pvolume pvolume-joined pswitch pswitch-joined
  Playback channels: Mono
  Limits: Playback -10239 - 400
  Mono: Playback 346 [99%] [3.46dB] [on]


!!Alsactl output
!!--------------

--startcollapse--
state.Headphones {
	control.1 {
		iface MIXER
		name 'PCM Playback Volume'
		value 346
		comment {
			access 'read write'
			type INTEGER
			count 1
			range '-10239 - 400'
			dbmin -9999999
			dbmax 400
			dbvalue.0 346
		}
	}
	control.2 {
		iface MIXER
		name 'PCM 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
bcm2708_fb
bcm2835_codec
bcm2835_isp
bcm2835_mmal_vchiq
bcm2835_mmc
bcm2835_v4l2
binfmt_misc
blake2b_generic
bluetooth
brcmfmac
brcmfmac_wcc
brcmutil
btbcm
btintel
btqca
btrfs
btrtl
btsdio
cfg80211
crct10dif_ce
dax
dm_mod
dm_multipath
dwc2
ecc
ecdh_generic
fuse
hci_uart
i2c_bcm2835
ip_tables
libcrc32c
mc
md_mod
nfnetlink
nvmem_rmem
phy_generic
raid0
raid1
raid10
raid456
raid6_pq
raspberrypi_gpiomem
raspberrypi_hwmon
rfkill
roles
rpivid_hevc
sch_fq_codel
snd
snd_bcm2835
snd_pcm
snd_timer
spi_bcm2835
spidev
tls
udc_core
uio
uio_pdrv_genirq
v4l2_mem2mem
vc_sm_cma
videobuf2_common
videobuf2_dma_contig
videobuf2_memops
videobuf2_v4l2
videobuf2_vmalloc
videodev
x_tables
xhci_pci
xhci_pci_renesas
xor
xor_neon


!!ALSA/HDA dmesg
!!--------------



!!Packages installed
!!--------------------

ii  alsa-topology-conf              1.2.5.1-2                               all          ALSA topology configuration files
ii  alsa-ucm-conf                   1.2.10-1ubuntu5.4                       all          ALSA Use Case Manager configuration files
ii  alsa-utils                      1.2.9-1ubuntu5                          arm64        Utilities for configuring and using ALSA