My 2019 iMac (18,3) has no sound through the speakers/headphones and no Mic when running Linux: it works as expected on OSX.
I am posting here because this appears to be a Linux issue, as I have three different distros installed -- Manjaro (kernel 5.6-x86_64 (though I have tried 6.0 too)); Fedora 31 (kernel 5.1.20-300); and Ubuntu 19.10 (kernel 5.3.0-45-generic) -- and none of them produce sound or record it from the mic.
The Audio Device
from lspci
is Intel Corporation 100 Series/C230 Series Chipset Family HD Audio Controller (rev 31)
. It also appears to control the PCI Bridge and the USB controller. I have posted more information here.
I have looked at both pavucontrol
and alsamixer
, but have found nothing to suggest that the operating systems don't think the Audio Device is working. It's just that no sound comes out. In pavucontrol
, the Configuration
is set to HDMI off, and Built-in Audio
as Analog Stereo Duplex
-- though none of them change the outcome. In alsamixer
, the Chip is identified as Cirrus Logic Generic
, which is incorrect, and there are no speaker/headphone/anything columns other than PCH.
As suggested in this thread, I tried to fiddle with /etc/modprobe.d/modprobe.conf
by adding options snd_hda_intel model=intel-mac-auto
and various other iterations (e.g., options snd_hda_intel model=imac27
see here for why). Installing XFCE and modifying the settings there did not work for me.
There are similar posts about not getting sound of of the newer (post-2017) iMacs, which can best be found by just searching Google with snd-hda-intel imac 18,3
. That the problem spans all distros (Fedora; LinuxMint; Ubuntu; Manjaro) suggests a kernel or driver issue.
Any idea either (A) how to fix or (B) where I can post this get someone to build this audio device into the kernel??
Adding dmesg
. There are no recent journalctl
entries related to sound. This is for Manjaro 20.0 running 5.6.5-1-MANJARO.
[ 0.315571] Modules linked in: [ 0.315572] CPU: 0 PID: 1 Comm: swapper/0 Tainted: G W 5.6.5-1-MANJARO #1 [ 0.315573] Hardware name: Apple Inc. iMac18,3/Mac-BE088AF8C5EB4FA2, BIOS 181.0.0.0.0 01/31/2020 [ 0.315574] RIP: 0010:acpi_ec_add.cold+0xe3/0x105 [ 0.315580] Call Trace: [ 0.315582] acpi_device_probe+0x47/0x1d0 [ 0.315583] really_probe+0x147/0x3c0 [ 0.315584] driver_probe_device+0xb6/0x100 [ 0.315585] ? driver_allows_async_probing+0x50/0x50 [ 0.315586] bus_for_each_drv+0x8f/0xd0 [ 0.315587] __device_attach+0xf0/0x170 [ 0.315588] ? acpi_sleep_proc_init+0x24/0x24 [ 0.315589] acpi_bus_register_early_device+0x4a/0x70 [ 0.315591] acpi_ec_init+0x17c/0x1a8 [ 0.315592] acpi_init+0x2d4/0x33a [ 0.315594] do_one_initcall+0x59/0x240 [ 0.315596] kernel_init_freeable+0x1b2/0x214 [ 0.315597] ? rest_init+0xbf/0xbf [ 0.315598] kernel_init+0xa/0x101 [ 0.315599] ret_from_fork+0x35/0x40 [ 0.315600] ---[ end trace 73e60983eec368c9 ]--- [ 0.315625] iommu: Default domain type: Translated [ 0.315633] pci 0000:01:00.0: vgaarb: VGA device added: decodes=io+mem,owns=none,locks=none [ 0.315633] pci 0000:01:00.0: vgaarb: bridge control possible [ 0.315633] pci 0000:01:00.0: vgaarb: setting as boot device [ 0.315633] vgaarb: loaded [ 0.315769] SCSI subsystem initialized [ 0.315778] libata version 3.00 loaded. [ 0.315778] ACPI: bus type USB registered [ 0.315778] usbcore: registered new interface driver usbfs [ 0.315778] usbcore: registered new interface driver hub [ 0.315778] usbcore: registered new device driver usb [ 0.315778] pps_core: LinuxPPS API ver. 1 registered [ 0.315778] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <giometti@linux.it> [ 0.315778] PTP clock support registered [ 0.315778] EDAC MC: Ver: 3.0.0 [ 0.315937] Registered efivars operations [ 0.315937] PCI: Using ACPI for IRQ routing [ 0.334438] PCI: pci_cache_line_size set to 64 bytes [ 0.334886] NetLabel: Initializing [ 0.334887] NetLabel: domain hash size = 128 [ 0.334887] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 0.334895] NetLabel: unlabeled traffic allowed by default [ 0.334898] hpet0: at MMIO 0xfed00000, IRQs 2, 8, 0, 0, 0, 0, 0, 0 [ 0.334898] hpet0: 8 comparators, 64-bit 24.000000 MHz counter [ 0.336696] clocksource: Switched to clocksource tsc-early [ 0.343575] *** VALIDATE bpf *** [ 0.343634] VFS: Disk quotas dquot_6.6.0 [ 0.343643] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 0.343663] *** VALIDATE ramfs *** [ 0.343665] *** VALIDATE hugetlbfs *** [ 0.343692] pnp: PnP ACPI init [ 0.344068] system 00:00: [mem 0xfed00000-0xfed03fff] has been reserved [ 0.344072] system 00:00: Plug and Play ACPI device, IDs PNP0103 PNP0c01 (active) [ 0.344102] system 00:01: [io 0xffff] has been reserved [ 0.344103] system 00:01: [io 0x1800-0x18fe] has been reserved [ 0.344104] system 00:01: [io 0x0800-0x087f] has been reserved [ 0.344106] system 00:01: Plug and Play ACPI device, IDs PNP0c02 (active) [ 0.344119] pnp 00:02: Plug and Play ACPI device, IDs PNP0b00 (active) [ 0.344282] system 00:03: Plug and Play ACPI device, IDs PNP0c02 (active) [ 0.344385] pnp: PnP ACPI: found 4 devices [ 0.345184] pci 0000:01:00.0: assigning 79 device properties [ 0.345212] pci 0000:07:00.0: assigning 8 device properties [ 0.345217] pci 0000:00:1f.3: assigning 4 device properties [ 0.345221] apple-properties: device path parse error -19 at 0x14: [ 0.345222] apple-properties: 00000000: 52 00 00 00 01 00 00 00 02 01 0c 00 d0 41 03 0a R............A.. [ 0.345223] apple-properties: 00000010: 00 00 00 00 01 01 06 00 00 02 7f ff 04 00 2c 00 ..............,. [ 0.345224] apple-properties: 00000020: 00 00 41 00 41 00 50 00 4c 00 2c 00 69 00 67 00 ..A.A.P.L.,.i.g. [ 0.345224] apple-properties: 00000030: 2d 00 70 00 6c 00 61 00 74 00 66 00 6f 00 72 00 -.p.l.a.t.f.o.r. [ 0.345225] apple-properties: 00000040: 6d 00 2d 00 69 00 64 00 00 00 08 00 00 00 03 00 m.-.i.d......... [ 0.345225] apple-properties: 00000050: 12 59 .Y [ 0.349746] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 0.349769] pci 0000:06:01.0: bridge window [io 0x1000-0x0fff] to [bus 09-41] add_size 1000 [ 0.349770] pci 0000:06:02.0: bridge window [io 0x1000-0x0fff] to [bus 08] add_size 1000 [ 0.349772] pci 0000:06:02.0: bridge window [mem 0x00100000-0x000fffff 64bit pref] to [bus 08] add_size 200000 add_align 100000 [ 0.349773] pci 0000:06:04.0: bridge window [io 0x1000-0x0fff] to [bus 42-7a] add_size 1000 [ 0.349774] pci 0000:05:00.0: bridge window [io 0x1000-0x0fff] to [bus 06-7a] add_size 3000 [ 0.349784] pci 0000:00:1f.3: BAR 4: assigned [mem 0x90000000-0x9000ffff 64bit] [ 0.349793] pci 0000:00:01.0: PCI bridge to [bus 01] [ 0.349795] pci 0000:00:01.0: bridge window [io 0x3000-0x3fff] [ 0.349796] pci 0000:00:01.0: bridge window [mem 0x92600000-0x926fffff] [ 0.349798] pci 0000:00:01.0: bridge window [mem 0xc0000000-0xd01fffff 64bit pref] [ 0.349800] pci 0000:00:1b.0: PCI bridge to [bus 02] [ 0.349805] pci 0000:00:1b.0: bridge window [mem 0x92500000-0x925fffff] [ 0.349810] pci 0000:00:1c.0: PCI bridge to [bus 03] [ 0.349814] pci 0000:00:1c.0: bridge window [mem 0x92000000-0x924fffff] [ 0.349819] pci 0000:00:1c.1: PCI bridge to [bus 04] [ 0.349823] pci 0000:00:1c.1: bridge window [mem 0xd0200000-0xd02fffff 64bit pref] [ 0.349827] pci 0000:05:00.0: BAR 13: assigned [io 0x5000-0x7fff] [ 0.349830] pci 0000:06:02.0: BAR 15: no space for [mem size 0x00200000 64bit pref] [ 0.349831] pci 0000:06:02.0: BAR 15: failed to assign [mem size 0x00200000 64bit pref] [ 0.349832] pci 0000:06:01.0: BAR 13: assigned [io 0x5000-0x5fff] [ 0.349833] pci 0000:06:02.0: BAR 13: assigned [io 0x6000-0x6fff] [ 0.349833] pci 0000:06:04.0: BAR 13: assigned [io 0x7000-0x7fff] [ 0.349835] pci 0000:06:02.0: BAR 15: no space for [mem size 0x00200000 64bit pref] [ 0.349836] pci 0000:06:02.0: BAR 15: failed to assign [mem size 0x00200000 64bit pref] [ 0.349837] pci 0000:06:00.0: PCI bridge to [bus 07] [ 0.349841] pci 0000:06:00.0: bridge window [mem 0x92900000-0x929fffff] [ 0.349847] pci 0000:06:01.0: PCI bridge to [bus 09-41] [ 0.349849] pci 0000:06:01.0: bridge window [io 0x5000-0x5fff] [ 0.349853] pci 0000:06:01.0: bridge window [mem 0x92a00000-0x999fffff] [ 0.349856] pci 0000:06:01.0: bridge window [mem 0xd0300000-0xd72fffff 64bit pref] [ 0.349861] pci 0000:08:00.0: BAR 0: assigned [mem 0x92800000-0x9280ffff] [ 0.349865] pci 0000:06:02.0: PCI bridge to [bus 08] [ 0.349866] pci 0000:06:02.0: bridge window [io 0x6000-0x6fff] [ 0.349870] pci 0000:06:02.0: bridge window [mem 0x92800000-0x928fffff] [ 0.349877] pci 0000:06:04.0: PCI bridge to [bus 42-7a] [ 0.349878] pci 0000:06:04.0: bridge window [io 0x7000-0x7fff] [ 0.349882] pci 0000:06:04.0: bridge window [mem 0x99a00000-0xa09fffff] [ 0.349885] pci 0000:06:04.0: bridge window [mem 0xd7300000-0xde2fffff 64bit pref] [ 0.349889] pci 0000:05:00.0: PCI bridge to [bus 06-7a] [ 0.349891] pci 0000:05:00.0: bridge window [io 0x5000-0x7fff] [ 0.349895] pci 0000:05:00.0: bridge window [mem 0x92800000-0xa09fffff] [ 0.349897] pci 0000:05:00.0: bridge window [mem 0xd0300000-0xde2fffff 64bit pref] [ 0.349902] pci 0000:00:1c.4: PCI bridge to [bus 05-7a] [ 0.349903] pci 0000:00:1c.4: bridge window [io 0x5000-0x8fff] [ 0.349906] pci 0000:00:1c.4: bridge window [mem 0x92800000-0xa09fffff] [ 0.349907] pci 0000:00:1c.4: bridge window [mem 0xd0300000-0xde2fffff 64bit pref] [ 0.349911] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] [ 0.349912] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window] [ 0.349913] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window] [ 0.349913] pci_bus 0000:00: resource 7 [mem 0x000c0000-0x000c3fff window] [ 0.349914] pci_bus 0000:00: resource 8 [mem 0x000c4000-0x000c7fff window] [ 0.349915] pci_bus 0000:00: resource 9 [mem 0x000c8000-0x000cbfff window] [ 0.349916] pci_bus 0000:00: resource 10 [mem 0x000cc000-0x000cffff window] [ 0.349916] pci_bus 0000:00: resource 11 [mem 0x000d0000-0x000d3fff window] [ 0.349917] pci_bus 0000:00: resource 12 [mem 0x000d4000-0x000d7fff window] [ 0.349918] pci_bus 0000:00: resource 13 [mem 0x000d8000-0x000dbfff window] [ 0.349919] pci_bus 0000:00: resource 14 [mem 0x000dc000-0x000dffff window] [ 0.349919] pci_bus 0000:00: resource 15 [mem 0x000e0000-0x000e3fff window] [ 0.349920] pci_bus 0000:00: resource 16 [mem 0x000e4000-0x000e7fff window] [ 0.349921] pci_bus 0000:00: resource 17 [mem 0x000e8000-0x000ebfff window] [ 0.349921] pci_bus 0000:00: resource 18 [mem 0x000ec000-0x000effff window] [ 0.349922] pci_bus 0000:00: resource 19 [mem 0x000f0000-0x000fffff window] [ 0.349923] pci_bus 0000:00: resource 20 [mem 0x90000000-0xfeafffff window] [ 0.349924] pci_bus 0000:01: resource 0 [io 0x3000-0x3fff] [ 0.349924] pci_bus 0000:01: resource 1 [mem 0x92600000-0x926fffff] [ 0.349925] pci_bus 0000:01: resource 2 [mem 0xc0000000-0xd01fffff 64bit pref] [ 0.349926] pci_bus 0000:02: resource 1 [mem 0x92500000-0x925fffff] [ 0.349927] pci_bus 0000:03: resource 1 [mem 0x92000000-0x924fffff] [ 0.349928] pci_bus 0000:04: resource 2 [mem 0xd0200000-0xd02fffff 64bit pref] [ 0.349928] pci_bus 0000:05: resource 0 [io 0x5000-0x8fff] [ 0.349929] pci_bus 0000:05: resource 1 [mem 0x92800000-0xa09fffff] [ 0.349930] pci_bus 0000:05: resource 2 [mem 0xd0300000-0xde2fffff 64bit pref] [ 0.349931] pci_bus 0000:06: resource 0 [io 0x5000-0x7fff] [ 0.349931] pci_bus 0000:06: resource 1 [mem 0x92800000-0xa09fffff] [ 0.349932] pci_bus 0000:06: resource 2 [mem 0xd0300000-0xde2fffff 64bit pref] [ 0.349933] pci_bus 0000:07: resource 1 [mem 0x92900000-0x929fffff] [ 0.349934] pci_bus 0000:09: resource 0 [io 0x5000-0x5fff] [ 0.349934] pci_bus 0000:09: resource 1 [mem 0x92a00000-0x999fffff] [ 0.349935] pci_bus 0000:09: resource 2 [mem 0xd0300000-0xd72fffff 64bit pref] [ 0.349936] pci_bus 0000:08: resource 0 [io 0x6000-0x6fff] [ 0.349936] pci_bus 0000:08: resource 1 [mem 0x92800000-0x928fffff] [ 0.349937] pci_bus 0000:42: resource 0 [io 0x7000-0x7fff] [ 0.349938] pci_bus 0000:42: resource 1 [mem 0x99a00000-0xa09fffff] [ 0.349938] pci_bus 0000:42: resource 2 [mem 0xd7300000-0xde2fffff 64bit pref] [ 0.350028] NET: Registered protocol family 2 [ 0.350113] tcp_listen_portaddr_hash hash table entries: 4096 (order: 4, 65536 bytes, linear) [ 0.350142] TCP established hash table entries: 65536 (order: 7, 524288 bytes, linear) [ 0.350244] TCP bind hash table entries: 65536 (order: 8, 1048576 bytes, linear) [ 0.350293] TCP: Hash tables configured (established 65536 bind 65536) [ 0.350321] UDP hash table entries: 4096 (order: 5, 131072 bytes, linear) [ 0.350337] UDP-Lite hash table entries: 4096 (order: 5, 131072 bytes, linear) [ 0.350384] NET: Registered protocol family 1 [ 0.350387] NET: Registered protocol family 44 [ 0.350591] pci 0000:01:00.1: D0 power state depends on 0000:01:00.0 [ 0.350911] pci 0000:08:00.0: enabling device (0000 -> 0002) [ 0.350982] PCI: CLS 256 bytes, default 64 [ 0.351009] Trying to unpack rootfs image as initramfs... [ 0.505437] Freeing initrd memory: 14080K [ 0.529021] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 0.529025] software IO TLB: mapped [mem 0x70f70000-0x74f70000] (64MB) [ 0.529159] check: Scanning for low memory corruption every 60 seconds [ 0.529386] Initialise system trusted keyrings [ 0.529393] Key type blacklist registered [ 0.529427] workingset: timestamp_bits=41 max_order=21 bucket_order=0 [ 0.530267] zbud: loaded [ 0.533625] Key type asymmetric registered [ 0.533625] Asymmetric key parser 'x509' registered [ 0.533631] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 245) [ 0.533658] io scheduler mq-deadline registered [ 0.533658] io scheduler kyber registered [ 0.533676] io scheduler bfq registered [ 0.534693] pcieport 0000:06:01.0: pciehp: Slot #1 AttnBtn- PwrCtrl- MRL- AttnInd- PwrInd- HotPlug+ Surprise+ Interlock- NoCompl+ LLActRep+ [ 0.534856] pcieport 0000:06:02.0: pciehp: Slot #0 AttnBtn- PwrCtrl- MRL- AttnInd- PwrInd- HotPlug+ Surprise+ Interlock- NoCompl+ LLActRep+ [ 0.535037] pcieport 0000:06:04.0: pciehp: Slot #4 AttnBtn- PwrCtrl- MRL- AttnInd- PwrInd- HotPlug+ Surprise+ Interlock- NoCompl+ LLActRep+ [ 0.535159] shpchp: Standard Hot Plug PCI Controller Driver version: 0.4 [ 0.535205] efifb: probing for efifb [ 0.535244] efifb: No BGRT, not showing boot graphics [ 0.535245] efifb: framebuffer at 0xc0300000, using 32400k, total 32400k [ 0.535245] efifb: mode is 3840x2160x32, linelength=15360, pages=1 [ 0.535246] efifb: scrolling: redraw [ 0.535247] efifb: Truecolor: size=8:8:8:8, shift=24:16:8:0 [ 0.535273] fbcon: Deferring console take-over [ 0.535274] fb0: EFI VGA frame buffer device [ 0.535278] intel_idle: MWAIT substates: 0x142120 [ 0.535279] intel_idle: v0.4.1 model 0x9E [ 0.535462] intel_idle: lapic_timer_reliable_states 0xffffffff [ 0.535523] input: Power Button as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0C0C:00/input/input0 [ 0.535539] ACPI: Power Button [PWRB] [ 0.535562] input: Sleep Button as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0C0E:00/input/input1 [ 0.535574] ACPI: Sleep Button [SLPB] [ 0.535591] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input2 [ 0.539080] ACPI: Power Button [PWRF] [ 0.539118] [Firmware Bug]: ACPI(GFX0) defines _DOD but not _DOS [ 0.539140] ACPI: Video Device [GFX0] (multi-head: yes rom: no post: no) [ 0.541040] acpi device:02: registered as cooling_device0 [ 0.541060] input: Video Bus as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/device:01/LNXVIDEO:00/input/input3 [ 0.545901] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 0.546305] AMD-Vi: AMD IOMMUv2 driver by Joerg Roedel <jroedel@suse.de> [ 0.546306] AMD-Vi: AMD IOMMUv2 functionality not available on this system [ 0.546874] nvme nvme0: pci function 0000:02:00.0 [ 0.546892] ahci 0000:00:17.0: version 3.0 [ 0.547089] ahci 0000:00:17.0: AHCI 0001.0301 32 slots 1 ports 6 Gbps 0x1 impl SATA mode [ 0.547091] ahci 0000:00:17.0: flags: 64bit ncq sntf pm led clo only pio slum part ems deso sadm sds apst [ 0.547310] scsi host0: ahci [ 0.547357] ata1: SATA max UDMA/133 abar m2048@0x9272b800 port 0x9272b900 irq 36 [ 0.547389] usbcore: registered new interface driver usbserial_generic [ 0.547392] usbserial: USB Serial support registered for generic [ 0.547406] rtc_cmos 00:02: RTC can wake from S4 [ 0.547874] rtc_cmos 00:02: registered as rtc0 [ 0.547883] rtc_cmos 00:02: alarms up to one month, y3k, 242 bytes nvram, hpet irqs [ 0.547915] intel_pstate: Intel P-state driver initializing [ 0.547926] intel_pstate: Disabling energy efficiency optimization [ 0.548439] intel_pstate: HWP enabled [ 0.548525] ledtrig-cpu: registered to indicate activity on CPUs [ 0.548740] intel_pmc_core intel_pmc_core.0: initialized [ 0.548801] drop_monitor: Initializing network drop monitor service [ 0.549267] NET: Registered protocol family 10 [ 0.570938] Segment Routing with IPv6 [ 0.570993] NET: Registered protocol family 17 [ 0.572066] RAS: Correctable Errors collector initialized. [ 0.572162] microcode: sig=0x906e9, pf=0x2, revision=0xca [ 0.572447] microcode: Microcode Update Driver: v2.2. [ 0.572456] IPI shorthand broadcast: enabled [ 0.572476] sched_clock: Marking stable (575440031, -3012466)->(575623611, -3196046) [ 0.572833] registered taskstats version 1 [ 0.572854] Loading compiled-in X.509 certificates [ 0.585212] Loaded X.509 cert 'Build time autogenerated kernel key: 97bd00d60515dad50e349ce022fedf2318a47e1b' [ 0.585284] zswap: loaded using pool lzo/zbud [ 0.585672] Key type ._fscrypt registered [ 0.585675] Key type .fscrypt registered [ 0.585677] Key type fscrypt-provisioning registered [ 0.606425] Key type big_key registered [ 0.608117] PM: Magic number: 0:338:456 [ 0.608159] mem urandom: hash matches [ 0.608388] rtc_cmos 00:02: setting system clock to 2020-04-19T00:28:17 UTC (1587256097) [ 0.862587] ata1: SATA link up 6.0 Gbps (SStatus 133 SControl 300) [ 0.863553] ata1.00: unexpected _GTF length (8) [ 0.863844] ata1.00: ATA-9: APPLE HDD ST1000DM003, AQ04, max UDMA/133 [ 0.863850] ata1.00: 1953525168 sectors, multi 0: LBA48 NCQ (depth 32) [ 0.865125] ata1.00: unexpected _GTF length (8) [ 0.865313] ata1.00: configured for UDMA/133 [ 1.518624] xhci_hcd 0000:00:14.0: xHCI Host Controller [ 1.518628] xhci_hcd 0000:00:14.0: new USB bus registered, assigned bus number 1 [ 1.519685] xhci_hcd 0000:00:14.0: hcc params 0x200077c1 hci version 0x100 quirks 0x0000000001109810 [ 1.519693] xhci_hcd 0000:00:14.0: cache line size of 256 is not supported [ 14.349204] audit: type=1130 audit(1587256111.237:5): pid=1 uid=0 auid=4294967295 ses=4294967295 msg='unit=systemd-sysctl comm="systemd" exe="/usr/lib/systemd/systemd" hostname=? addr=? terminal=? res=success' [ 14.950800] audit: type=1130 audit(1587256111.837:6): pid=1 uid=0 auid=4294967295 ses=4294967295 msg='unit=systemd-sysusers comm="systemd" exe="/usr/lib/systemd/systemd" hostname=? addr=? terminal=? res=success' [ 15.791502] audit: type=1130 audit(1587256112.677:7): pid=1 uid=0 auid=4294967295 ses=4294967295 msg='unit=systemd-tmpfiles-setup-dev comm="systemd" exe="/usr/lib/systemd/systemd" hostname=? addr=? terminal=? res=success' [ 15.791878] audit: type=1334 audit(1587256112.677:8): prog-id=5 op=LOAD [ 15.791936] audit: type=1334 audit(1587256112.677:9): prog-id=6 op=LOAD [ 17.215118] audit: type=1130 audit(1587256114.100:10): pid=1 uid=0 auid=4294967295 ses=4294967295 msg='unit=systemd-journal-flush comm="systemd" exe="/usr/lib/systemd/systemd" hostname=? addr=? terminal=? res=success' [ 17.505882] audit: type=1130 audit(1587256114.394:11): pid=1 uid=0 auid=4294967295 ses=4294967295 msg='unit=systemd-udevd comm="systemd" exe="/usr/lib/systemd/systemd" hostname=? addr=? terminal=? res=success' [ 17.681509] input: PC Speaker as /devices/platform/pcspkr/input/input22 [ 17.707721] i801_smbus 0000:00:1f.4: SPD Write Disable is set [ 17.707752] i801_smbus 0000:00:1f.4: SMBus using PCI interrupt [ 18.164980] tg3.c:v3.137 (May 11, 2014) [ 18.179669] cfg80211: Loading compiled-in X.509 certificates for regulatory database [ 18.188593] RAPL PMU: API unit is 2^-32 Joules, 4 fixed counters, 655360 ms ovfl timer [ 18.188594] RAPL PMU: hw unit of domain pp0-core 2^-14 Joules [ 18.188594] RAPL PMU: hw unit of domain package 2^-14 Joules [ 18.188595] RAPL PMU: hw unit of domain dram 2^-14 Joules [ 18.188595] RAPL PMU: hw unit of domain pp1-gpu 2^-14 Joules [ 18.202083] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7' [ 18.211346] snd_hda_intel 0000:01:00.1: enabling device (0000 -> 0002) [ 18.211445] snd_hda_intel 0000:01:00.1: Force to non-snoop mode [ 18.272107] input: HDA ATI HDMI HDMI/DP,pcm=3 as /devices/pci0000:00/0000:00:01.0/0000:01:00.1/sound/card1/input23 [ 18.272137] input: HDA ATI HDMI HDMI/DP,pcm=7 as /devices/pci0000:00/0000:00:01.0/0000:01:00.1/sound/card1/input24 [ 18.272166] input: HDA ATI HDMI HDMI/DP,pcm=8 as /devices/pci0000:00/0000:00:01.0/0000:01:00.1/sound/card1/input25 [ 18.272260] input: HDA ATI HDMI HDMI/DP,pcm=9 as /devices/pci0000:00/0000:00:01.0/0000:01:00.1/sound/card1/input26 [ 18.272285] input: HDA ATI HDMI HDMI/DP,pcm=10 as /devices/pci0000:00/0000:00:01.0/0000:01:00.1/sound/card1/input27 [ 18.272310] input: HDA ATI HDMI HDMI/DP,pcm=11 as /devices/pci0000:00/0000:00:01.0/0000:01:00.1/sound/card1/input28 [ 18.272415] input: HDA ATI HDMI HDMI/DP,pcm=12 as /devices/pci0000:00/0000:00:01.0/0000:01:00.1/sound/card1/input29 [ 18.281692] tg3 0000:04:00.0 eth0: Tigon3 [partno(BCM957766a) rev 57766001] (PCI Express) MAC address 68:sd:f7:0a:sd:43 [ 18.281694] tg3 0000:04:00.0 eth0: attached PHY is 57765 (10/100/1000Base-T Ethernet) (WireSpeed[1], EEE[1]) [ 18.281695] tg3 0000:04:00.0 eth0: RXcsums[1] LinkChgREG[0] MIirq[0] ASF[0] TSOcap[1] [ 18.281696] tg3 0000:04:00.0 eth0: dma_rwctrl[00000001] dma_mask[64-bit] [ 18.288242] snd_hda_codec_generic hdaudioC0D0: autoconfig for Generic: line_outs=2 (0x24/0x25/0x0/0x0/0x0) type:speaker [ 18.288244] snd_hda_codec_generic hdaudioC0D0: speaker_outs=0 (0x0/0x0/0x0/0x0/0x0) [ 18.288245] snd_hda_codec_generic hdaudioC0D0: hp_outs=1 (0x2c/0x0/0x0/0x0/0x0) [ 18.288245] snd_hda_codec_generic hdaudioC0D0: mono: mono_out=0x0 [ 18.288246] snd_hda_codec_generic hdaudioC0D0: inputs: [ 18.288247] snd_hda_codec_generic hdaudioC0D0: Internal Mic=0x45 [ 18.288247] snd_hda_codec_generic hdaudioC0D0: Mic=0x3c [ 18.318923] Linux agpgart interface v0.103 [ 18.466211] applesmc: key=769 fan=1 temp=97 index=93 acc=0 lux=2 kbd=0 [ 18.466312] applesmc applesmc.768: hwmon_device_register() is deprecated. Please convert the driver to use hwmon_device_register_with_info(). [ 18.469846] iTCO_vendor_support: vendor-support=0 [ 18.470145] usbcore: registered new interface driver brcmfmac [ 18.471326] iTCO_wdt: Intel TCO WatchDog Timer Driver v1.11 [ 18.471423] iTCO_wdt: unable to reset NO_REBOOT flag, device disabled by hardware/BIOS [ 18.576035] brcmfmac: brcmf_fw_alloc_request: using brcm/brcmfmac43602-pcie for chip BCM43602/1 [ 18.660255] brcmfmac 0000:03:00.0: Direct firmware load for brcm/brcmfmac43602-pcie.Apple Inc.-iMac18,3.txt failed with error -2 [ 18.660295] brcmfmac 0000:03:00.0: Direct firmware load for brcm/brcmfmac43602-pcie.txt failed with error -2 [ 18.844334] intel_rapl_common: Found RAPL domain package [ 18.844339] intel_rapl_common: Found RAPL domain core [ 18.844342] intel_rapl_common: Found RAPL domain uncore [ 18.844345] intel_rapl_common: Found RAPL domain dram [ 18.895707] tg3 0000:04:00.0 enp4s0f0: renamed from eth0 [ 19.152077] brcmfmac: brcmf_fw_alloc_request: using brcm/brcmfmac43602-pcie for chip BCM43602/1 [ 19.152112] brcmfmac: brcmf_c_process_clm_blob: no clm_blob available (err=-2), device may have limited channels available [ 19.152867] brcmfmac: brcmf_c_preinit_dcmds: Firmware: BCM43602/1 wl0: Nov 10 2015 06:38:10 version 7.35.177.61 (r598657) FWID 01-ea662a8c
Adding kernel parameters: rw quiet acpi=off acpi_osi=!Darwin acpi_backlight=video mds=full,nosmt
. Note that I tried with acpi=off
added to these and also with acpi=off
being the sole acpi
parameter (i.e., not acpi_osi
and not acpi_backlight
, which fix the iMac not being able to sleep and no brightness controls, respectively). Still no sound.
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