!!################################ !!ALSA Information Script v 0.5.3 !!################################ !!Script ran on: Tue Jun 18 20:26:31 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 !!--------------- !!ACPI SoundWire Device Status Information !!--------------- !!Kernel Information !!------------------ Kernel release: #1529 SMP Tue Mar 8 12:24:00 GMT 2022 Operating System: GNU/Linux Architecture: armv7l Processor: unknown SMP Enabled: Yes !!ALSA Version !!------------ Driver version: k5.10.103-v7l Library version: 1.1.8 Utilities version: 1.1.8 !!Loaded ALSA modules !!------------------- snd_bcm2835 (card 1) snd_bcm2835 (card 2) !!Sound Servers on this system !!---------------------------- No sound servers found. !!Soundcards recognised by ALSA !!----------------------------- 1 [b1 ]: bcm2835_hdmi - bcm2835 HDMI 1 bcm2835 HDMI 1 2 [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_usb_audio: index=0 snd_bcm2835: index=1 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 !!Module: snd_bcm2835 enable_compat_alsa : N enable_hdmi : Y enable_headphones : Y force_bulk : N !!Sysfs card info !!--------------- !!Card: /sys/class/sound/card1 Driver: /sys/bus/platform/drivers/bcm2835_audio Tree: !!Card: /sys/class/sound/card2 Driver: /sys/bus/platform/drivers/bcm2835_audio Tree: !!ALSA Device nodes !!----------------- crw-rw---- 1 root audio 116, 32 Jun 18 21:17 /dev/snd/controlC1 crw-rw---- 1 root audio 116, 64 Jun 18 21:17 /dev/snd/controlC2 crw-rw---- 1 root audio 116, 48 Jun 18 21:17 /dev/snd/pcmC1D0p crw-rw---- 1 root audio 116, 80 Jun 18 21:17 /dev/snd/pcmC2D0p crw-rw---- 1 root audio 116, 1 Jun 18 21:17 /dev/snd/seq crw-rw---- 1 root audio 116, 33 Jun 18 21:17 /dev/snd/timer /dev/snd/by-path: total 0 drwxr-xr-x 2 root root 60 Jun 18 21:17 . drwxr-xr-x 3 root root 180 Jun 18 21:17 .. lrwxrwxrwx 1 root root 12 Jun 18 21:17 platform-bcm2835_audio -> ../controlC1 !!Aplay/Arecord output !!-------------------- APLAY **** List of PLAYBACK Hardware Devices **** card 1: b1 [bcm2835 HDMI 1], device 0: bcm2835 HDMI 1 [bcm2835 HDMI 1] Subdevices: 4/4 Subdevice #0: subdevice #0 Subdevice #1: subdevice #1 Subdevice #2: subdevice #2 Subdevice #3: subdevice #3 card 2: Headphones [bcm2835 Headphones], device 0: bcm2835 Headphones [bcm2835 Headphones] Subdevices: 4/4 Subdevice #0: subdevice #0 Subdevice #1: subdevice #1 Subdevice #2: subdevice #2 Subdevice #3: subdevice #3 ARECORD **** List of CAPTURE Hardware Devices **** !!Amixer output !!------------- !!-------Mixer controls for card b1 Card hw:1 'b1'/'bcm2835 HDMI 1' Mixer name : 'Broadcom Mixer' Components : '' Controls : 2 Simple ctrls : 1 Simple mixer control 'HDMI',0 Capabilities: pvolume pvolume-joined pswitch pswitch-joined Playback channels: Mono Limits: Playback -10239 - 400 Mono: Playback -828 [88%] [-8.28dB] [on] !!-------Mixer controls for card Headphones Card hw:2 '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.b1 { control.1 { iface MIXER name 'HDMI Playback Volume' value -828 comment { access 'read write' type INTEGER count 1 range '-10239 - 400' dbmin -9999999 dbmax 400 dbvalue.0 -828 } } control.2 { iface MIXER name 'HDMI Playback Switch' value true comment { access 'read write' type BOOLEAN count 1 } } } 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 !!------------------ 8021q backlight bcm2835_codec bcm2835_isp bcm2835_mmal_vchiq bcm2835_v4l2 bluetooth bnep brcmfmac brcmutil btbcm cec cfg80211 cmac drm drm_kms_helper drm_panel_orientation_quirks ecc ecdh_generic fb_sys_fops garp gpu_sched hci_uart ip_tables ipv6 joydev llc mc nvmem_rmem raspberrypi_hwmon rfkill rpivid_mem sg snd snd_bcm2835 snd_compress snd_pcm snd_pcm_dmaengine snd_soc_core snd_timer stp syscopyarea sysfillrect sysimgblt uinput uio uio_pdrv_genirq v3d v4l2_mem2mem vc4 vc_sm_cma videobuf2_common videobuf2_dma_contig videobuf2_memops videobuf2_v4l2 videobuf2_vmalloc videodev x_tables !!ALSA/HDA dmesg !!-------------- [ 0.000000] Built 1 zonelists, mobility grouping on. Total pages: 1010752 [ 0.000000] Kernel command line: coherent_pool=1M 8250.nr_uarts=0 snd_bcm2835.enable_compat_alsa=0 snd_bcm2835.enable_hdmi=1 video=HDMI-A-1:1024x768M@60 smsc95xx.macaddr=DC:A6:32:60:14:38 vc_mem.mem_base=0x3eb00000 vc_mem.mem_size=0x3ff00000 console=ttyS0,115200 console=tty1 root=PARTUUID=77441dff-02 rootfstype=ext4 fsck.repair=yes rootwait loglevel=3 consoleblank=0 plymouth.enable=0 usbhid.mousepoll=6 [ 0.000000] Dentry cache hash table entries: 131072 (order: 7, 524288 bytes, linear) -- [ 5.076223] [vc_sm_connected_init]: start [ 5.078019] snd_bcm2835: module is from the staging directory, the quality is unknown, you have been warned. [ 5.079504] snd_bcm2835: unknown parameter 'index' ignored [ 5.081101] [vc_sm_connected_init]: installed successfully [ 5.116875] bcm2835_audio bcm2835_audio: card created with 4 channels [ 5.117230] bcm2835_mmal_vchiq: module is from the staging directory, the quality is unknown, you have been warned. [ 5.120325] bcm2835_audio bcm2835_audio: card created with 4 channels [ 5.125818] bcm2835_v4l2: module is from the staging directory, the quality is unknown, you have been warned. !!Packages installed !!-------------------- ii alsa-tools 1.1.7-1 armhf Console based ALSA utilities for specific hardware ii alsa-utils 1.1.8-2 rpt1 armhf Utilities for configuring and using ALSA