OpenCore

主板设置

Disable

  • Fast Boot
  • Secure Boot
  • Serial/COM Port
  • Parallel Port
  • VT-d (can be enabled if you set DisableIoMapper to YES)
  • CSM
  • Thunderbolt(For initial install, as Thunderbolt can cause issues if not setup correctly)
  • Intel SGX
  • Intel Platform Trust
  • CFG Lock (MSR 0xE2 write protection)(This must be off, if you can’t find the option then enable AppleXcpmCfgLock under Kernel -> Quirks. Your hack will not boot with CFG-Lock enabled)

Enable

  • VT-x
  • Above 4G decoding
  • 2020+ BIOS Notes: When enabling Above4G, Resizable BAR Support may become an available on some Z490 and newer motherboards. Please ensure this is Disabled instead of set to Auto.
  • Hyper-Threading
  • Execute Disable Bit
  • EHCI/XHCI Hand-off
  • OS type: Windows 8.1/10 UEFI Mode
  • DVMT Pre-Allocated(iGPU Memory): 64MB
  • SATA Mode: AHCI

挂载EFI磁盘

diskutil list
sudo diskutil mount disk2s2

设备信息

Type: iMac20,2
Serial: C02CRLYD046M
Board Serial: C02021405GU0000JC
SmUUID: 5713D68B-D934-496B-9E76-A1757F6E6A5C

Type: iMac19,1
Serial: C02Y4SZGJV3Q
Board Serial: C02903207CDLNV91H
SmUUID: 4DB2F3B4-9DCC-4C35-B4A8-11A7ED3571B6