!!################################ !!ALSA Information Script v 0.4.64 !!################################ !!Script ran on: Wed Apr 8 11:07:53 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: 4.19.49v6v7-aufs Operating System: GNU/Linux Architecture: armv7l Processor: unknown SMP Enabled: Yes !!ALSA Version !!------------ Driver version: k4.19.49v6v7-aufs Library version: 1.1.8 Utilities version: 1.1.8 !!Loaded ALSA modules !!------------------- snd_bcm2835 !!Sound Servers on this system !!---------------------------- No sound servers found. !!Soundcards recognised by ALSA !!----------------------------- 0 [ALSA ]: bcm2835_alsa - bcm2835 ALSA bcm2835 ALSA !!PCI Soundcards installed in the system !!-------------------------------------- !!Advanced information - PCI Vendor/Device/Subsystem ID's !!------------------------------------------------------- !!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 Apr 8 11:59 /dev/snd/controlC0 crw-rw---- 1 root audio 116, 16 Apr 8 11:59 /dev/snd/pcmC0D0p crw-rw---- 1 root audio 116, 17 Apr 8 11:59 /dev/snd/pcmC0D1p crw-rw---- 1 root audio 116, 1 Apr 8 11:59 /dev/snd/seq crw-rw---- 1 root audio 116, 33 Apr 8 11:59 /dev/snd/timer /dev/snd/by-path: total 0 drwxr-xr-x 2 root root 60 Jan 1 1970 . drwxr-xr-x 3 root root 160 Apr 8 11:59 .. lrwxrwxrwx 1 root root 12 Apr 8 11:59 platform-soc:audio -> ../controlC0 !!ALSA configuration files !!------------------------ !!User specific config file (~/.asoundrc) pcm.!default { type asym playback.pcm { type plug slave.pcm "output" } capture.pcm { type plug slave.pcm "input" } } pcm.output { type hw card -1 } ctl.!default { type hw card -1 } !!System wide config file (/etc/asound.conf) defaults.bluealsa.interface "hci0" defaults.bluealsa.service "org.bluealsa" defaults.bluealsa.profile "a2dp" defaults.bluealsa.delay 15000 #defaults.pcm.rate_converter "linear" pcm.!default { type hw card 0 device 0 } ctl.!default { type hw card 0 device 0 } !!Aplay/Arecord output !!-------------------- APLAY **** List of PLAYBACK Hardware Devices **** card 0: ALSA [bcm2835 ALSA], device 0: bcm2835 ALSA [bcm2835 ALSA] Subdevices: 7/7 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 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 -21 [96%] [-0.21dB] [on] !!Alsactl output !!-------------- --startcollapse-- state.ALSA { control.1 { iface MIXER name 'PCM Playback Volume' value -21 comment { access 'read write' type INTEGER count 1 range '-10239 - 400' dbmin -9999999 dbmax 400 dbvalue.0 -21 } } 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 0 comment { access 'read write' type INTEGER count 1 range '0 - 2' } } 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 uinput fuse rfcomm bnep hci_uart btbcm bluetooth ecdh_generic ctr aes_arm_bs crypto_simd cryptd ccm sg 8021q garp stp llc nf_log_ipv4 nf_log_common ipt_REJECT nf_reject_ipv4 xt_LOG xt_comment nft_limit xt_limit xt_addrtype xt_tcpudp nft_chain_nat_ipv4 ipt_MASQUERADE nf_nat_ipv4 xt_conntrack nft_compat nft_counter i2c_dev nf_conntrack_netbios_ns nf_conntrack_broadcast nf_nat_ftp nf_nat nf_conntrack_ftp nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables nfnetlink ip_tables x_tables ipv6 arc4 joydev rtl8192cu rtl_usb rtl8192c_common rtlwifi mac80211 brcmfmac brcmutil sha256_generic fb_ili9486 fbtft syscopyarea sysfillrect sysimgblt bcm2835_codec ads7846 fb_sys_fops bcm2835_v4l2 v4l2_mem2mem bcm2835_mmal_vchiq v4l2_common cfg80211 videobuf2_dma_contig videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 uas cdc_acm videobuf2_common snd_bcm2835 spi_bcm2835 rfkill snd_pcm vc_sm_cma snd_timer raspberrypi_hwmon hwmon snd videodev media uio_pdrv_genirq uio fixed !!ALSA/HDA dmesg !!-------------- [ 13.204374] [vc_sm_connected_init]: installed successfully [ 13.212350] snd_bcm2835: module is from the staging directory, the quality is unknown, you have been warned. [ 13.230731] bcm2835_audio soc:audio: card created with 8 channels