!!################################ !!ALSA Information Script v 0.4.64 !!################################ !!Script ran on: Fri Oct 26 04:40:40 UTC 2018 !!Linux Distribution !!------------------ Debian GNU/Linux 9 \n \l BeagleBoard.org Debian Image 2018-06-17 Support/FAQ: http://elinux.org/Beagleboard:BeagleBoneBlack_Debian default username:password is [debian:temppwd] PRETTY_NAME="Debian GNU/Linux 9 (stretch)" NAME="Debian GNU/Linux" ID=debian HOME_URL="https://www.debian.org/" SUPPORT_URL="https://www.debian.org/support" BUG_REPORT_URL="https://bugs.debian.org/" !!DMI Information !!--------------- Manufacturer: Product Name: Product Version: Firmware Version: !!Kernel Information !!------------------ Kernel release: 4.14.49-ti-r54 Operating System: GNU/Linux Architecture: armv7l Processor: unknown SMP Enabled: Yes !!ALSA Version !!------------ Driver version: k4.14.49-ti-r54 Library version: 1.1.3 Utilities version: 1.1.3 !!Loaded ALSA modules !!------------------- !!Sound Servers on this system !!---------------------------- No sound servers found. !!Soundcards recognised by ALSA !!----------------------------- 1 [Device ]: USB-Audio - USB PnP Sound Device C-Media Electronics Inc. USB PnP Sound Device at usb-musb-hdrc.1-1.2.2, full sp !!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 !!--------------------------- !!USB Mixer information !!--------------------- --startcollapse-- USB Mixer: usb_id=0x0d8c0139, ctrlif=0, ctlerr=0 Card: C-Media Electronics Inc. USB PnP Sound Device at usb-musb-hdrc.1-1.2.2, full sp Unit: 9 Control: name="Speaker Playback Volume", index=0 Info: id=9, control=2, cmask=0x3, channels=2, type="S16" Volume: min=-7264, max=-16, dBmin=-2837, dBmax=-6 Unit: 9 Control: name="Speaker Playback Switch", index=0 Info: id=9, control=1, cmask=0x0, channels=1, type="INV_BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 Unit: 10 Control: name="Auto Gain Control", index=0 Info: id=10, control=7, cmask=0x0, channels=1, type="BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 Unit: 10 Control: name="Mic Capture Volume", index=0 Info: id=10, control=2, cmask=0x0, channels=1, type="S16" Volume: min=0, max=6096, dBmin=0, dBmax=2381 Unit: 10 Control: name="Mic Capture Switch", index=0 Info: id=10, control=1, cmask=0x0, channels=1, type="INV_BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 Unit: 13 Control: name="Mic Playback Volume", index=0 Info: id=13, control=2, cmask=0x0, channels=1, type="S16" Volume: min=0, max=6096, dBmin=0, dBmax=2381 Unit: 13 Control: name="Mic Playback Switch", index=0 Info: id=13, control=1, cmask=0x0, channels=1, type="INV_BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 --endcollapse-- !!ALSA Device nodes !!----------------- crw-rw---- 1 root audio 116, 2 Oct 26 04:37 /dev/snd/controlC1 crw-rw---- 1 root audio 116, 4 Oct 26 04:37 /dev/snd/pcmC1D0c crw-rw---- 1 root audio 116, 3 Oct 26 04:37 /dev/snd/pcmC1D0p crw-rw---- 1 root audio 116, 1 Nov 3 2016 /dev/snd/seq crw-rw---- 1 root audio 116, 33 Oct 24 14:46 /dev/snd/timer /dev/snd/by-id: total 0 drwxr-xr-x 2 root root 60 Oct 26 04:37 . drwxr-xr-x 4 root root 180 Oct 26 04:37 .. lrwxrwxrwx 1 root root 12 Oct 26 04:37 usb-C-Media_Electronics_Inc._USB_PnP_Sound_Device-00 -> ../controlC1 /dev/snd/by-path: total 0 drwxr-xr-x 2 root root 60 Oct 26 04:37 . drwxr-xr-x 4 root root 180 Oct 26 04:37 .. lrwxrwxrwx 1 root root 12 Oct 26 04:37 platform-musb-hdrc.1-usb-0:1.2.2:1.0 -> ../controlC1 !!Aplay/Arecord output !!-------------------- APLAY **** List of PLAYBACK Hardware Devices **** card 1: Device [USB PnP Sound Device], device 0: USB Audio [USB Audio] Subdevices: 1/1 Subdevice #0: subdevice #0 ARECORD **** List of CAPTURE Hardware Devices **** card 1: Device [USB PnP Sound Device], device 0: USB Audio [USB Audio] Subdevices: 1/1 Subdevice #0: subdevice #0 !!Amixer output !!------------- !!-------Mixer controls for card 1 [Device] Card hw:1 'Device'/'C-Media Electronics Inc. USB PnP Sound Device at usb-musb-hdrc.1-1.2.2, full sp' Mixer name : 'USB Mixer' Components : 'USB0d8c:0139' Controls : 9 Simple ctrls : 3 Simple mixer control 'Speaker',0 Capabilities: pvolume pswitch pswitch-joined Playback channels: Front Left - Front Right Limits: Playback 0 - 151 Mono: Front Left: Playback 44 [29%] [-20.13dB] [on] Front Right: Playback 44 [29%] [-20.13dB] [on] Simple mixer control 'Mic',0 Capabilities: pvolume pvolume-joined cvolume cvolume-joined pswitch pswitch-joined cswitch cswitch-joined Playback channels: Mono Capture channels: Mono Limits: Playback 0 - 127 Capture 0 - 16 Mono: Playback 0 [0%] [0.00dB] [off] Capture 0 [0%] [0.00dB] [on] Simple mixer control 'Auto Gain Control',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [on] !!Alsactl output !!-------------- --startcollapse-- state.Device { control.1 { iface PCM name 'Playback Channel Map' value.0 0 value.1 0 comment { access read type INTEGER count 2 range '0 - 36' } } control.2 { iface PCM name 'Capture Channel Map' value 0 comment { access read type INTEGER count 1 range '0 - 36' } } control.3 { iface MIXER name 'Mic Playback Switch' value false comment { access 'read write' type BOOLEAN count 1 } } control.4 { iface MIXER name 'Mic Playback Volume' value 0 comment { access 'read write' type INTEGER count 1 range '0 - 127' dbmin 0 dbmax 2381 dbvalue.0 0 } } control.5 { iface MIXER name 'Speaker Playback Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.6 { iface MIXER name 'Speaker Playback Volume' value.0 44 value.1 44 comment { access 'read write' type INTEGER count 2 range '0 - 151' dbmin -2837 dbmax -6 dbvalue.0 -2013 dbvalue.1 -2013 } } control.7 { iface MIXER name 'Mic Capture Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.8 { iface MIXER name 'Mic Capture Volume' value 0 comment { access 'read write' type INTEGER count 1 range '0 - 16' dbmin 0 dbmax 2381 dbvalue.0 0 } } control.9 { iface MIXER name 'Auto Gain Control' value true comment { access 'read write' type BOOLEAN count 1 } } } --endcollapse-- !!All Loaded Modules !!------------------ Module aes_arm_bs crypto_simd cryptd rt2800usb rt2800lib rt2x00usb rt2x00lib mac80211 cfg80211 pruss_soc_bus snd_usb_audio ftdi_sio snd_hwdep snd_usbmidi_lib snd_rawmidi usbserial snd_seq_device evdev uio_pdrv_genirq uio usb_f_mass_storage usb_f_acm u_serial usb_f_ecm usb_f_rndis u_ether libcomposite iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat nf_conntrack iptable_mangle iptable_filter spidev pru_rproc pruss pruss_intc ip_tables x_tables !!ALSA/HDA dmesg !!-------------- [ 1.364989] of_cfs_init: OK [ 1.366108] ALSA device list: [ 1.366117] No soundcards found. [ 1.371080] Freeing unused kernel memory: 1024K -- [ 39.303173] usb 2-1.1: FTDI USB Serial Device converter now attached to ttyUSB0 [ 40.593607] usbcore: registered new interface driver snd-usb-audio [ 60.604230] pruss 4a300000.pruss: creating PRU cores and other child platform devices