Tested working version:

• macOS Catalina 10.15.7

Opencore 0.6.6

• Intel i7-10700 (Locked version)
• Gigabyte Z490 Vision G:
  • Audio: Realtek ALC1220-V
  • 2.5Gb Ethernet: Intel I225-V
• No dGPU
• BIOS: F8
• SMBIOS: iMac20,1

• Audio: Realtek ALC1220-V (AppleALC.kext, layout-id=7, device-id=0xA170, FakeID.kext, FakePCIID_Intel_HDMI_Audio.kext)

• USB: All ports working, USB map is shown below

• Ethernet: Intel I225-V 2.5Gb

• iGPU: UHD 630. Working two 4K displays (But laggy a bit). No DRM in Safari.

• Native NVRAM

• Sleep/Wake

• Reboot/Shutdown

See USB-Port-Configuration.md

Needed:

• AppleALC.kext
• FakeID.kext
• FakePCIID_Intel_HDMI_Audio.kext
• layout-id=7
• device-id=0xA170

Layout-id and device-id is injected via the device properties.

<key>DeviceProperties</key>
	<dict>
		<key>Add</key>
		<dict>
			<key>PciRoot(0x0)/Pci(0x1F,0x3)</key>
			<dict>
				<key>device-id</key>
				<data>cKEAAA==</data>
				<key>layout-id</key>
				<data>BwAAAA==</data>
			</dict>
		</dict>
	</dict>

• Disable
  • CSM Support
  • Secure Boot
  • CFG Lock
• Enable
  • VT-x
  • VT-d
  • Above 4G Decoding
  • Hyper-Threading
  • Onboard GPU Memory: 64MB

• Apple : Awesome macOS
• Acidanthera : OpencorePkg, kexts, tools etc.
• Dortania : Opencore guide
• headkaze : Hackintool
• samuel21119 : Base for Configuration
• augstb : iGPU reference