!!################################ !!ALSA Information Script v 0.5.4 !!################################ !!Script ran on: Mon Sep 21 17:11:16 UTC 2026 !!Linux Distribution !!------------------ Gentoo Base System release 2.18 DISTRIB_ID="Gentoo" NAME='Gentoo' ID='gentoo' PRETTY_NAME='Gentoo Linux' HOME_URL='https://www.gentoo.org/' SUPPORT_URL='https://www.gentoo.org/support/' BUG_REPORT_URL='https://bugs.gentoo.org/' !!DMI Information !!--------------- Manufacturer: Apple Inc. Product Name: Mac14,2 Product Version: Firmware Version: 2026.04 System SKU: Board Vendor: Apple Inc. Board Name: J413 !!ACPI Device Status Information !!--------------- !!ACPI SoundWire Device Status Information !!--------------- !!Kernel Information !!------------------ Kernel release: #1 SMP PREEMPT_DYNAMIC Wed Aug 5 22:36:47 UTC 2026 Operating System: GNU/Linux Architecture: aarch64 Processor: unknown SMP Enabled: Yes !!ALSA Version !!------------ Driver version: k7.1.6-400.asahi.fc44.aarch64 16k Library version: 1.2.16.1 Utilities version: 1.2.16 !!Loaded ALSA modules !!------------------- snd_soc_aop (card 0) snd_soc_macaudio (card 1) !!Sound Servers on this system !!---------------------------- PipeWire: Installed - Yes (/usr/bin/pipewire) Running - Yes No sound servers found. !!Soundcards recognised by ALSA !!----------------------------- 0 [AppleJ413HPAI ]: aop_audio - MacBook Air J413 HPAI MacBook Air J413 High-Power Audio Interface 1 [AppleJ413 ]: macaudio - MacBook Air J413 MacBook Air J413 !!PCI Soundcards installed in the system !!-------------------------------------- !!Loaded sound module options !!--------------------------- !!Module: snd_soc_aop * : !!Module: snd_soc_macaudio please_blow_up_my_speakers : 0 !!Sysfs card info !!--------------- !!Card: /sys/class/sound/card0 Driver: /sys/bus/platform/drivers/snd_soc_apple_aop Tree: !!Card: /sys/class/sound/card1 Driver: /sys/bus/platform/drivers/snd-soc-macaudio Tree: !!ALSA Device nodes !!----------------- crw-rw---- 1 root audio 116, 3 Sep 22 01:55 /dev/snd/controlC0 crw-rw---- 1 root audio 116, 8 Sep 22 01:55 /dev/snd/controlC1 crw-rw---- 1 root audio 116, 2 Sep 22 01:55 /dev/snd/pcmC0D0c crw-rw---- 1 root audio 116, 5 Sep 22 01:55 /dev/snd/pcmC1D0c crw-rw---- 1 root audio 116, 4 Sep 22 01:55 /dev/snd/pcmC1D0p crw-rw---- 1 root audio 116, 6 Sep 22 01:55 /dev/snd/pcmC1D1p crw-rw---- 1 root audio 116, 7 Sep 22 01:55 /dev/snd/pcmC1D2c crw-rw---- 1 root audio 116, 1 Sep 22 01:55 /dev/snd/seq crw-rw---- 1 root audio 116, 33 Sep 22 01:55 /dev/snd/timer /dev/snd/by-path: total 0 drwxr-xr-x 2 root root 80 Sep 21 23:45 . drwxr-xr-x 3 root root 240 Sep 21 23:45 .. lrwxrwxrwx 1 root root 12 Sep 21 23:45 platform-audio.2.auto -> ../controlC0 lrwxrwxrwx 1 root root 12 Sep 21 23:45 platform-sound -> ../controlC1 !!ALSA configuration files !!------------------------ !!System wide config file (/etc/asound.conf) defaults.ctl.card 1 defaults.pcm.card 1 !!Aplay/Arecord output !!-------------------- APLAY **** List of PLAYBACK Hardware Devices **** card 1: AppleJ413 [MacBook Air J413], device 0: Primary (*) [] Subdevices: 1/1 Subdevice #0: subdevice #0 card 1: AppleJ413 [MacBook Air J413], device 1: Secondary (*) [] Subdevices: 1/1 Subdevice #0: subdevice #0 ARECORD **** List of CAPTURE Hardware Devices **** card 0: AppleJ413HPAI [MacBook Air J413 HPAI], device 0: MacBook Air J413 High-Power Audio Interface [aop_audio] Subdevices: 1/1 Subdevice #0: subdevice #0 card 1: AppleJ413 [MacBook Air J413], device 0: Primary (*) [] Subdevices: 1/1 Subdevice #0: subdevice #0 card 1: AppleJ413 [MacBook Air J413], device 2: Speaker Sense (*) [] Subdevices: 0/1 Subdevice #0: subdevice #0 !!Amixer output !!------------- !!-------Mixer controls for card AppleJ413HPAI Card sysdefault:0 'AppleJ413HPAI'/'MacBook Air J413 High-Power Audio Interface' Mixer name : '' Components : '' Controls : 0 Simple ctrls : 0 !!-------Mixer controls for card AppleJ413 Card sysdefault:1 'AppleJ413'/'MacBook Air J413' Mixer name : '' Components : '' Controls : 47 Simple ctrls : 45 Simple mixer control 'Headphone',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [on] Simple mixer control 'Headphone Playback Mux',0 Capabilities: enum Items: 'Primary' 'Secondary' Item0: 'Primary' Simple mixer control 'Speaker',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [on] Simple mixer control 'Speaker Playback Mux',0 Capabilities: enum Items: 'Primary' 'Secondary' Item0: 'Primary' Simple mixer control 'Speaker Sample Rate',0 Capabilities: volume volume-joined Playback channels: Mono Capture channels: Mono Limits: 0 - 192000 Mono: 0 [0%] Simple mixer control 'Speaker Volume Unlock',0 Capabilities: volume volume-joined Playback channels: Mono Capture channels: Mono Limits: -2147483648 - 2147483647 Mono: 0 [50%] Simple mixer control 'Headset Mic',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [off] Simple mixer control 'Jack ADC HPF',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [off] Simple mixer control 'Jack ADC PGA',0 Capabilities: cvolume cvolume-joined Capture channels: Mono Limits: Capture 0 - 24 Mono: Capture 0 [0%] [-12.00dB] Simple mixer control 'Jack ADC Preamp',0 Capabilities: cvolume cvolume-joined Capture channels: Mono Limits: Capture 0 - 2 Mono: Capture 0 [0%] [0.00dB] Simple mixer control 'Jack ADC WNF',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [off] Simple mixer control 'Jack DAC',0 Capabilities: pvolume Playback channels: Front Left - Front Right Limits: Playback 0 - 280 Mono: Front Left: Playback 0 [0%] [-99999.99dB] Front Right: Playback 0 [0%] [-99999.99dB] Simple mixer control 'Jack DACA Select',0 Capabilities: enum Items: 'Blank' 'ADC' 'ASP RX CH1' 'ASP RX CH2' Item0: 'ASP RX CH1' Simple mixer control 'Jack DACB Select',0 Capabilities: enum Items: 'Blank' 'ADC' 'ASP RX CH1' 'ASP RX CH2' Item0: 'ASP RX CH2' Simple mixer control 'Jack HPF Corner Frequency',0 Capabilities: volume volume-joined Playback channels: Mono Capture channels: Mono Limits: 0 - 3 Mono: 0 [0%] Simple mixer control 'Jack SDOUT1 Select',0 Capabilities: enum Items: 'Blank' 'ADC' 'ASP RX CH1' 'ASP RX CH2' Item0: 'ADC' Simple mixer control 'Jack WNF Corner Frequency',0 Capabilities: volume volume-joined Playback channels: Mono Capture channels: Mono Limits: 0 - 3 Mono: 0 [0%] Simple mixer control 'Left Tweeter Amp Gain',0 Capabilities: volume volume-joined Playback channels: Mono Capture channels: Mono Limits: 0 - 15 Mono: 15 [100%] [18.50dB] Simple mixer control 'Left Tweeter ISENSE',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [on] Simple mixer control 'Left Tweeter Speaker',0 Capabilities: volume volume-joined Playback channels: Mono Capture channels: Mono Limits: 0 - 1 Mono: 1 [100%] [-100.00dB] Simple mixer control 'Left Tweeter VSENSE',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [on] Simple mixer control 'Left Woofer Amp Gain',0 Capabilities: volume volume-joined Playback channels: Mono Capture channels: Mono Limits: 0 - 15 Mono: 15 [100%] [18.50dB] Simple mixer control 'Left Woofer ISENSE',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [on] Simple mixer control 'Left Woofer Speaker',0 Capabilities: volume volume-joined Playback channels: Mono Capture channels: Mono Limits: 0 - 1 Mono: 1 [100%] [-100.00dB] Simple mixer control 'Left Woofer VSENSE',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [on] Simple mixer control 'Right Tweeter Amp Gain',0 Capabilities: volume volume-joined Playback channels: Mono Capture channels: Mono Limits: 0 - 15 Mono: 15 [100%] [18.50dB] Simple mixer control 'Right Tweeter ISENSE',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [on] Simple mixer control 'Right Tweeter Speaker',0 Capabilities: volume volume-joined Playback channels: Mono Capture channels: Mono Limits: 0 - 1 Mono: 1 [100%] [-100.00dB] Simple mixer control 'Right Tweeter VSENSE',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [on] Simple mixer control 'Right Woofer Amp Gain',0 Capabilities: volume volume-joined Playback channels: Mono Capture channels: Mono Limits: 0 - 15 Mono: 15 [100%] [18.50dB] Simple mixer control 'Right Woofer ISENSE',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [on] Simple mixer control 'Right Woofer Speaker',0 Capabilities: volume volume-joined Playback channels: Mono Capture channels: Mono Limits: 0 - 1 Mono: 1 [100%] [-100.00dB] Simple mixer control 'Right Woofer VSENSE',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [on] !!Alsactl output !!-------------- --startcollapse-- state.AppleJ413HPAI { control { } } state.AppleJ413 { control.1 { iface CARD name 'Headphone Jack' value true comment { access read type BOOLEAN count 1 } } control.2 { iface CARD name 'Headset Mic Jack' value false comment { access read type BOOLEAN count 1 } } control.3 { iface MIXER name 'Left Woofer Speaker Volume' value 1 comment { access 'read write locked' type INTEGER count 1 range '0 - 1' dbmin -9999999 dbmax -10000 dbvalue.0 -10000 } } control.4 { iface MIXER name 'Left Woofer Amp Gain Volume' value 15 comment { access 'read write locked' type INTEGER count 1 range '0 - 15' dbmin 1100 dbmax 1850 dbvalue.0 1850 } } control.5 { iface MIXER name 'Left Woofer HPF Corner Frequency' value '2 Hz' comment { access 'read write inactive' type ENUMERATED count 1 item.0 Disabled item.1 '2 Hz' item.2 '50 Hz' item.3 '100 Hz' item.4 '200 Hz' item.5 '400 Hz' item.6 '800 Hz' } } control.6 { iface MIXER name 'Left Woofer OCE Handling' value Retry comment { access 'read write inactive' type ENUMERATED count 1 item.0 Disable item.1 Retry } } control.7 { iface MIXER name 'Left Tweeter Speaker Volume' value 1 comment { access 'read write locked' type INTEGER count 1 range '0 - 1' dbmin -9999999 dbmax -10000 dbvalue.0 -10000 } } control.8 { iface MIXER name 'Left Tweeter Amp Gain Volume' value 15 comment { access 'read write locked' type INTEGER count 1 range '0 - 15' dbmin 1100 dbmax 1850 dbvalue.0 1850 } } control.9 { iface MIXER name 'Left Tweeter HPF Corner Frequency' value '800 Hz' comment { access 'read write inactive' type ENUMERATED count 1 item.0 Disabled item.1 '2 Hz' item.2 '50 Hz' item.3 '100 Hz' item.4 '200 Hz' item.5 '400 Hz' item.6 '800 Hz' } } control.10 { iface MIXER name 'Left Tweeter OCE Handling' value Retry comment { access 'read write inactive' type ENUMERATED count 1 item.0 Disable item.1 Retry } } control.11 { iface MIXER name 'Right Woofer Speaker Volume' value 1 comment { access 'read write locked' type INTEGER count 1 range '0 - 1' dbmin -9999999 dbmax -10000 dbvalue.0 -10000 } } control.12 { iface MIXER name 'Right Woofer Amp Gain Volume' value 15 comment { access 'read write locked' type INTEGER count 1 range '0 - 15' dbmin 1100 dbmax 1850 dbvalue.0 1850 } } control.13 { iface MIXER name 'Right Woofer HPF Corner Frequency' value '2 Hz' comment { access 'read write inactive' type ENUMERATED count 1 item.0 Disabled item.1 '2 Hz' item.2 '50 Hz' item.3 '100 Hz' item.4 '200 Hz' item.5 '400 Hz' item.6 '800 Hz' } } control.14 { iface MIXER name 'Right Woofer OCE Handling' value Retry comment { access 'read write inactive' type ENUMERATED count 1 item.0 Disable item.1 Retry } } control.15 { iface MIXER name 'Right Tweeter Speaker Volume' value 1 comment { access 'read write locked' type INTEGER count 1 range '0 - 1' dbmin -9999999 dbmax -10000 dbvalue.0 -10000 } } control.16 { iface MIXER name 'Right Tweeter Amp Gain Volume' value 15 comment { access 'read write locked' type INTEGER count 1 range '0 - 15' dbmin 1100 dbmax 1850 dbvalue.0 1850 } } control.17 { iface MIXER name 'Right Tweeter HPF Corner Frequency' value '800 Hz' comment { access 'read write inactive' type ENUMERATED count 1 item.0 Disabled item.1 '2 Hz' item.2 '50 Hz' item.3 '100 Hz' item.4 '200 Hz' item.5 '400 Hz' item.6 '800 Hz' } } control.18 { iface MIXER name 'Right Tweeter OCE Handling' value Retry comment { access 'read write inactive' type ENUMERATED count 1 item.0 Disable item.1 Retry } } control.19 { iface MIXER name 'Jack DAC Playback Volume' value.0 0 value.1 0 comment { access 'read write' type INTEGER count 2 range '0 - 280' dbmin -9999999 dbmax 1200 dbvalue.0 -9999999 dbvalue.1 -9999999 } } control.20 { iface MIXER name 'Jack ADC Preamp Capture Volume' value 0 comment { access 'read write' type INTEGER count 1 range '0 - 2' dbmin 0 dbmax 2000 dbvalue.0 0 } } control.21 { iface MIXER name 'Jack ADC PGA Capture Volume' value 0 comment { access 'read write' type INTEGER count 1 range '0 - 24' dbmin -1200 dbmax 0 dbvalue.0 -1200 } } control.22 { iface MIXER name 'Jack ADC WNF Switch' value false comment { access 'read write' type BOOLEAN count 1 } } control.23 { iface MIXER name 'Jack WNF Corner Frequency' value 0 comment { access 'read write' type INTEGER count 1 range '0 - 3' } } control.24 { iface MIXER name 'Jack ADC HPF Switch' value false comment { access 'read write' type BOOLEAN count 1 } } control.25 { iface MIXER name 'Jack HPF Corner Frequency' value 0 comment { access 'read write' type INTEGER count 1 range '0 - 3' } } control.26 { iface MIXER name 'Speaker Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.27 { iface MIXER name 'Headphone Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.28 { iface MIXER name 'Headset Mic Switch' value false comment { access 'read write' type BOOLEAN count 1 } } control.29 { iface MIXER name 'Speaker Sample Rate' value 0 comment { access 'read volatile locked' type INTEGER count 1 range '0 - 192000' } } control.30 { iface MIXER name 'Speaker Volume Unlock' value 0 comment { access 'read write volatile locked' type INTEGER count 1 range '-2147483648 - 2147483647' } } control.31 { iface MIXER name 'Speaker Playback Mux' value Primary comment { access 'read write' type ENUMERATED count 1 item.0 Primary item.1 Secondary } } control.32 { iface MIXER name 'Headphone Playback Mux' value Primary comment { access 'read write' type ENUMERATED count 1 item.0 Primary item.1 Secondary } } control.33 { iface MIXER name 'Left Woofer ASI1 Sel' value Left comment { access 'read write inactive' type ENUMERATED count 1 item.0 'I2C offset' item.1 Left item.2 Right item.3 LeftRightDiv2 } } control.34 { iface MIXER name 'Left Woofer ISENSE Switch' value true comment { access 'read write locked' type BOOLEAN count 1 } } control.35 { iface MIXER name 'Left Woofer VSENSE Switch' value true comment { access 'read write locked' type BOOLEAN count 1 } } control.36 { iface MIXER name 'Left Tweeter ASI1 Sel' value Left comment { access 'read write inactive' type ENUMERATED count 1 item.0 'I2C offset' item.1 Left item.2 Right item.3 LeftRightDiv2 } } control.37 { iface MIXER name 'Left Tweeter ISENSE Switch' value true comment { access 'read write locked' type BOOLEAN count 1 } } control.38 { iface MIXER name 'Left Tweeter VSENSE Switch' value true comment { access 'read write locked' type BOOLEAN count 1 } } control.39 { iface MIXER name 'Right Woofer ASI1 Sel' value Left comment { access 'read write inactive' type ENUMERATED count 1 item.0 'I2C offset' item.1 Left item.2 Right item.3 LeftRightDiv2 } } control.40 { iface MIXER name 'Right Woofer ISENSE Switch' value true comment { access 'read write locked' type BOOLEAN count 1 } } control.41 { iface MIXER name 'Right Woofer VSENSE Switch' value true comment { access 'read write locked' type BOOLEAN count 1 } } control.42 { iface MIXER name 'Right Tweeter ASI1 Sel' value Left comment { access 'read write inactive' type ENUMERATED count 1 item.0 'I2C offset' item.1 Left item.2 Right item.3 LeftRightDiv2 } } control.43 { iface MIXER name 'Right Tweeter ISENSE Switch' value true comment { access 'read write locked' type BOOLEAN count 1 } } control.44 { iface MIXER name 'Right Tweeter VSENSE Switch' value true comment { access 'read write locked' type BOOLEAN count 1 } } control.45 { iface MIXER name 'Jack DACA Select' value 'ASP RX CH1' comment { access 'read write' type ENUMERATED count 1 item.0 Blank item.1 ADC item.2 'ASP RX CH1' item.3 'ASP RX CH2' } } control.46 { iface MIXER name 'Jack DACB Select' value 'ASP RX CH2' comment { access 'read write' type ENUMERATED count 1 item.0 Blank item.1 ADC item.2 'ASP RX CH1' item.3 'ASP RX CH2' } } control.47 { iface MIXER name 'Jack SDOUT1 Select' value ADC comment { access 'read write' type ENUMERATED count 1 item.0 Blank item.1 ADC item.2 'ASP RX CH1' item.3 'ASP RX CH2' } } } --endcollapse-- !!All Loaded Modules !!------------------ 8021q ac97_bus aop aop_als aop_las apple_admac apple_avd apple_dart apple_dockchannel apple_isp apple_nvmem_spmi apple_rtkit_helper apple_sart apple_soc_cpufreq apple_tunable apple_wdt appledrm asahi binfmt_misc bluetooth brcmfmac brcmfmac_wcc brcmutil cfg80211 clk_apple_nco dockchannel_hid drm_dma_helper dwc3 dwc3_apple fat fuse garp gf128mul ghash_ce gpio_macsmc gpio_shared_proxy hci_bcm4377 hid_apple i2c_dev i2c_pasemi_core i2c_pasemi_platform industrialio joydev leds_pwm llc macsmc macsmc_hwmon macsmc_input macsmc_power macsmc_reboot mc mmc_core mrp mtd mux_apple_display_crossbar nfnetlink nvme_apple nvme_auth nvme_core nvme_keyring ofpart phy_apple_atc pinctrl_apple_gpio pwm_apple rfkill rtc_macsmc scsi_dh_alua scsi_dh_emc scsi_dh_rdac snd snd_compress snd_hrtimer snd_pcm snd_pcm_dmaengine snd_seq snd_seq_device snd_seq_dummy snd_soc_aop snd_soc_apple_mca snd_soc_core snd_soc_cs42l84 snd_soc_macaudio snd_soc_tas2764 snd_timer soundcore spi_apple spi_nor spmi_apple_controller stp tps6598x tps6598x_core tun typec udc_core ulpi v4l2_h264 v4l2_mem2mem v4l2_vp9 vfat videobuf2_common videobuf2_dma_contig videobuf2_dma_sg videobuf2_memops videobuf2_v4l2 videodev xhci_plat_hcd !!ALSA/HDA dmesg !!-------------- !!Packages installed !!--------------------