!!################################ !!ALSA Information Script v 0.4.65 !!################################ !!Script ran on: Thu Oct 15 18:45:41 UTC 2020 !!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: 5.4.51-v7l Operating System: GNU/Linux Architecture: armv7l Processor: unknown SMP Enabled: Yes !!ALSA Version !!------------ Driver version: k5.4.51-v7l Library version: 1.1.8 Utilities version: 1.1.8 !!Loaded ALSA modules !!------------------- snd_bcm2835 (efault) (efault) !!Sound Servers on this system !!---------------------------- No sound servers found. !!Soundcards recognised by ALSA !!----------------------------- 0 [Headphones ]: bcm2835_headphonbcm2835 Headphones - bcm2835 Headphones bcm2835 Headphones 1 [vc4hdmi ]: vc4-hdmi - vc4-hdmi vc4-hdmi 2 [vc4hdmi1 ]: vc4-hdmi - vc4-hdmi1 vc4-hdmi1 !!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 snd_bcm2835: enable_headphones=1 !!Loaded sound module options !!--------------------------- !!Module: snd_bcm2835 enable_compat_alsa : N enable_hdmi : Y enable_headphones : Y force_bulk : N !!Module: (efault) * : !!Module: (efault) * : !!ALSA Device nodes !!----------------- crw-rw---- 1 root audio 116, 0 Oct 15 14:41 /dev/snd/controlC0 crw-rw---- 1 root audio 116, 32 Oct 15 14:41 /dev/snd/controlC1 crw-rw---- 1 root audio 116, 64 Oct 15 14:41 /dev/snd/controlC2 crw-rw---- 1 root audio 116, 16 Oct 15 14:41 /dev/snd/pcmC0D0p crw-rw---- 1 root audio 116, 48 Oct 15 14:41 /dev/snd/pcmC1D0p crw-rw---- 1 root audio 116, 80 Oct 15 14:41 /dev/snd/pcmC2D0p crw-rw---- 1 root audio 116, 1 Oct 15 14:41 /dev/snd/seq crw-rw---- 1 root audio 116, 33 Oct 15 14:41 /dev/snd/timer /dev/snd/by-path: total 0 drwxr-xr-x 2 root root 100 Oct 15 14:41 . drwxr-xr-x 3 root root 220 Oct 15 14:41 .. lrwxrwxrwx 1 root root 12 Oct 15 14:41 platform-bcm2835_audio -> ../controlC0 lrwxrwxrwx 1 root root 12 Oct 15 14:41 platform-fef00700.hdmi -> ../controlC1 lrwxrwxrwx 1 root root 12 Oct 15 14:41 platform-fef05700.hdmi -> ../controlC2 !!ALSA configuration files !!------------------------ !!System wide config file (/etc/asound.conf) pcm.!default { type hw card 1 device 0 } ctl.!default { type hw card 1 } !!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 card 1: vc4hdmi [vc4-hdmi], device 0: MAI PCM vc4-hdmi-hifi-0 [MAI PCM vc4-hdmi-hifi-0] Subdevices: 1/1 Subdevice #0: subdevice #0 card 2: vc4hdmi1 [vc4-hdmi1], device 0: MAI PCM vc4-hdmi-hifi-0 [MAI PCM vc4-hdmi-hifi-0] Subdevices: 1/1 Subdevice #0: subdevice #0 ARECORD **** List of CAPTURE Hardware Devices **** !!Amixer output !!------------- !!-------Mixer controls for card Headphones Card hw: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 -2000 [77%] [-20.00dB] [on] !!-------Mixer controls for card vc4hdmi Card hw:1 'vc4hdmi'/'vc4-hdmi' Mixer name : '' Components : '' Controls : 4 Simple ctrls : 0 !!-------Mixer controls for card vc4hdmi1 Card hw:2 'vc4hdmi1'/'vc4-hdmi1' Mixer name : '' Components : '' Controls : 4 Simple ctrls : 0 !!Alsactl output !!-------------- --startcollapse-- --endcollapse-- !!All Loaded Modules !!------------------ bcm2835_isp bcm2835_mmal_vchiq brcmfmac brcmutil cec cfg80211 drm drm_kms_helper drm_panel_orientation_quirks evdev fb_sys_fops gpu_sched ip_tables ipv6 libsha256 mc nf_defrag_ipv6 raspberrypi_hwmon rfkill rpivid_mem sha256_generic snd snd_bcm2835 snd_compress snd_pcm snd_pcm_dmaengine snd_soc_core snd_timer syscopyarea sysfillrect sysimgblt uio uio_pdrv_genirq v3d vc4 vc_sm_cma videobuf2_common videobuf2_dma_contig videobuf2_memops videobuf2_v4l2 videodev x_tables !!ALSA/HDA dmesg !!-------------- [ 0.000000] Built 1 zonelists, mobility grouping on. Total pages: 997120 [ 0.000000] Kernel command line: coherent_pool=1M 8250.nr_uarts=0 snd_bcm2835.enable_compat_alsa=0 snd_bcm2835.enable_hdmi=1 snd_bcm2835.enable_headphones=1 video=HDMI-A-1:1360x768M@60 smsc95xx.macaddr=DC:A6:32:21:20:F8 vc_mem.mem_base=0x3ec00000 vc_mem.mem_size=0x40000000 console=tty1 root=PARTUUID=907af7d0-02 rootfstype=ext4 elevator=deadline fsck.repair=yes rootwait quiet net.ifnames=0 [ 0.000000] Dentry cache hash table entries: 131072 (order: 7, 524288 bytes, linear) -- [ 1.950910] [vc_sm_connected_init]: installed successfully [ 1.969377] snd_bcm2835: module is from the staging directory, the quality is unknown, you have been warned. [ 1.974189] bcm2835_audio bcm2835_audio: card created with 8 channels !!Packages installed !!-------------------- ii alsa-utils 1.1.8-2 armhf Utilities for configuring and using ALSA