!!################################ !!ALSA Information Script v 0.4.64 !!################################ !!Script ran on: Sun Mar 1 22:00:54 UTC 2020 !!Linux Distribution !!------------------ ID_LIKE=debian !!DMI Information !!--------------- Manufacturer: Product Name: Product Version: Firmware Version: Board Vendor: Board Name: !!ACPI Device Status Information !!--------------- !!Kernel Information !!------------------ Kernel release: 4.19.102-v7 Operating System: GNU/Linux Architecture: armv7l Processor: unknown SMP Enabled: Yes !!ALSA Version !!------------ Driver version: k4.19.102-v7 Library version: 1.1.8 Utilities version: 1.1.8 !!Loaded ALSA modules !!------------------- snd_bcm2835 !!Sound Servers on this system !!---------------------------- Pulseaudio: Installed - Yes (/usr/bin/pulseaudio) Running - Yes Jack: Installed - Yes (/usr/bin/jackd) Running - No !!Soundcards recognised by ALSA !!----------------------------- 0 [ALSA ]: bcm2835_alsa - bcm2835 ALSA bcm2835 ALSA !!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 !!Loaded sound module options !!--------------------------- !!Module: snd_bcm2835 enable_compat_alsa : Y enable_hdmi : N enable_headphones : N force_bulk : N !!ALSA Device nodes !!----------------- crw-rw---- 1 root audio 116, 0 Mar 1 12:17 /dev/snd/controlC0 crw-rw---- 1 root audio 116, 16 Mar 1 12:17 /dev/snd/pcmC0D0p crw-rw---- 1 root audio 116, 17 Mar 1 12:17 /dev/snd/pcmC0D1p crw-rw---- 1 root audio 116, 18 Mar 1 12:17 /dev/snd/pcmC0D2p crw-rw---- 1 root audio 116, 1 Mar 1 12:17 /dev/snd/seq crw-rw---- 1 root audio 116, 33 Mar 1 12:17 /dev/snd/timer /dev/snd/by-path: total 0 drwxr-xr-x 2 root root 60 Mar 1 12:17 . drwxr-xr-x 3 root root 180 Mar 1 12:17 .. lrwxrwxrwx 1 root root 12 Mar 1 12:17 platform-soc:audio -> ../controlC0 !!ALSA configuration files !!------------------------ !!User specific config file (~/.asoundrc) defaults.bluealsa.interface "hci0" defaults.bluealsa.device "38:8B:59:2F:DB:72" defaults.bluealsa.profile "a2dp" defaults.bluealsa.delay 10000 pcm.!default { type hw card 0 } ctl.!default { type hw card 0 } pcm.bluetooth { type bluetooth device 38:8B:59:2F:DB:72 profile "auto" } !!Aplay/Arecord output !!-------------------- APLAY **** List of PLAYBACK Hardware Devices **** card 0: ALSA [bcm2835 ALSA], device 0: bcm2835 ALSA [bcm2835 ALSA] Subdevices: 6/7 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 card 0: ALSA [bcm2835 ALSA], device 1: bcm2835 IEC958/HDMI [bcm2835 IEC958/HDMI] Subdevices: 1/1 Subdevice #0: subdevice #0 card 0: ALSA [bcm2835 ALSA], device 2: bcm2835 IEC958/HDMI1 [bcm2835 IEC958/HDMI1] Subdevices: 1/1 Subdevice #0: subdevice #0 ARECORD **** List of CAPTURE Hardware Devices **** !!Amixer output !!------------- !!-------Mixer controls for card 0 [ALSA] Card hw:0 'ALSA'/'bcm2835 ALSA' Mixer name : 'Broadcom Mixer' Components : '' Controls : 5 Simple ctrls : 1 Simple mixer control 'PCM',0 Capabilities: pvolume pvolume-joined pswitch pswitch-joined Playback channels: Mono Limits: Playback -10239 - 400 Mono: Playback -1158 [85%] [-11.58dB] [on] !!Alsactl output !!-------------- --startcollapse-- state.ALSA { control.1 { iface MIXER name 'PCM Playback Volume' value -1158 comment { access 'read write' type INTEGER count 1 range '-10239 - 400' dbmin -9999999 dbmax 400 dbvalue.0 -1158 } } control.2 { iface MIXER name 'PCM Playback Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.3 { iface MIXER name 'PCM Playback Route' value 1 comment { access 'read write' type INTEGER count 1 range '0 - 3' } } control.4 { iface PCM name 'IEC958 Playback Default' value '0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000' comment { access 'read write' type IEC958 count 1 } } control.5 { iface PCM name 'IEC958 Playback Con Mask' value '0200000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000' comment { access read type IEC958 count 1 } } } --endcollapse-- !!All Loaded Modules !!------------------ Module evdev uinput veth fuse xt_nat nf_conntrack_netlink xt_addrtype br_netfilter bridge stp cast5_generic cast_common ctr aes_arm_bs crypto_simd cryptd ecb algif_skcipher af_alg appletalk psnap llc ax25 l2tp_ppp l2tp_netlink overlay l2tp_core ip6_udp_tunnel udp_tunnel pppox ppp_generic slhc xfrm4_tunnel tunnel4 ipcomp xfrm_ipcomp esp4 ah4 af_key rfcomm bnep xt_tcpudp hci_uart xt_state btbcm xt_conntrack serdev bluetooth xt_multiport ecdh_generic nft_counter nft_chain_nat_ipv4 xt_policy ipt_MASQUERADE nf_nat_ipv4 nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables nfnetlink brcmfmac brcmutil sg sha256_generic uas cfg80211 raspberrypi_hwmon hwmon rfkill bcm2835_codec bcm2835_v4l2 v4l2_mem2mem bcm2835_mmal_vchiq v4l2_common videobuf2_dma_contig videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common videodev media vc_sm_cma uio_pdrv_genirq uio fixed snd_bcm2835 snd_pcm snd_timer snd i2c_dev ip_tables x_tables ipv6 !!ALSA/HDA dmesg !!-------------- [ 12.171613] i2c /dev entries driver [ 12.275690] snd_bcm2835: module is from the staging directory, the quality is unknown, you have been warned. [ 12.282406] bcm2835_audio soc:audio: card created with 8 channels