No audio devices working with OpenCore 0.7.2/Big Sur 11.5.2

I managed to get Big Sur 11.5.2 running almost flawlessly with Opencore 0.7.2. However, I can't get the audio figured out for the life of me. The onboard audio doesn't work (although it's recognised in the sound prefereneces), my USB audio inferface doesn't show up at all, and my firewire interface will sometimes play audio for a few seconds before cutting out entirely. Both interfaces drivers support Big Sur.

I have AppleALC.kext and Lilu.kext. My motherboard has the ALC1220 codec, and I'm using alcid=16. My I have tried bootflag -lilubeta to no avail.

Maybe I'm missing something obvious here, but I'm really unsure of how to get the audio working. I'm new to Opencore as I've been using Clover for years.

  • Motherboard: Gigabyte AORUS z390 Master
  • Intel i9-9900k
  • Radeon 6800 XT
  • Big Sur 11.5.2

Here's my entire EFI folder: https://www.dropbox.com/sh/4z4tosjoaf2jii4/AAAS5A5OhqTMZCPzOqTPhh2ta?dl=0

Can anyone shed some light on what I can do to figure this out?

submitted by /u/frogslegss
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