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AppleHDA HDMI Audio [Guide]


Opening DSDT is OK with this tool !

I commented (not removed) :
// BNUM, 8,
and commented :
//Device (D05B)
//{
// Name (_ADR, Zero)
//}
Got many compilation warning/remarks/optimizations
Saved as DSDT ACPI Machine language binary : EFI/CLOVER/ACPI/patched/DSDT.aml
Removed NvidiaGraphicsFixup.kext from L/E
Restarted

Still no no HDMI devices
Attached my table set exported
 

Attachments

  • LGS’s iMac.acpi
    217.3 KB · Views: 125
  • LGS.zip
    709.5 KB · Views: 90
Last edited:
Hi toleda,

Changed to SSDT-HDEF-HDAS-1.aml in Clover/ACPI/patched.

Removed : config.plist/ACPI/DSDT/Patches/Rename HDAS to HDEF
Removed : config.plist/ACPI/DSDT/Patches/change GFX0 to IGPU

Also ran: audio_cloverHDMI-130_v0.6.command

Device list in System Preference/Sounds is back - Headphones work, and that's it. No output option/sound over the DP>HDMI.

I've attached files.

Thanks for your help.
 
Last edited:
getting this error
Audio ID: 7 is not supported on this thread; 1220, Audio ID: 1 and 2 are supported.
Suggest setting Audio ID: 1, restart
Run cloverHDMI, restart.
Post #1/Problem Reporting; attach all requested files
 
Removed : config.plist/ACPI/DSDT/Patches/Rename HDAS to HDEF
Removed : config.plist/ACPI/DSDT/Patches/change GFX0 to IGPU
Also ran: audio_cloverHDMI-130_v0.6.command
Restart required after edit to config.plist before running cloverHDMI
Attached config.plist shows both patches, not removed.
Script: Nvidia HDMI audio is enabled
Reason: EFI\CLOVER\kexts\Other\HDMIAudio.kext
This thread does not support HDMIAudio.kext.
 

Attachments

  • LGS.zip
    2.6 MB · Views: 110
Restart required after edit to config.plist before running cloverHDMI
Attached config.plist shows both patches, not removed.
Script: Nvidia HDMI audio is enabled
Reason: EFI\CLOVER\kexts\Other\HDMIAudio.kext
This thread does not support HDMIAudio.kext.

Apologies, I disabled patches rather than removing. I've corrected that. Removed both of them.

Removed > EFI\CLOVER\kexts\Other\HDMIAudio.kext

Restarted and ran cloverHDMI, restarted again. Ran cloverHDMI again and restarted. (Included both Terminal outputs)

Still only Sound via headphones. The DP is connected to the port furthest away from HDMI.

I've attached requested files. Thanks.
 
Last edited:
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