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EFI tested on Monterey 12.3 EFI theoretically suported on bigSur 11.6 but do not test
Use OpenCore v0.7.9
- Desktop Computer: Dell OptiPlex 5070 Micro Form Factor
- CPU: Intel® Core™ i9-9900T Processor
- iGPU: Intel® UHD Graphics 630
- RAM: 16GB DDR4 2666 Daul Channel
- Storage: KIOXIA RC10 NVME SSD 500G
- Wi-Fi & Bluetooth: DW1820A
- Audio: Realtek ALC255
NOTICE: When use DW1820A, you need to block 4 pins, see here: https://blog.daliansky.net/DW1820A_BCM94350ZAE-driver-inserts-the-correct-posture.html
- CPU Turbo Boost
- iGPU acceleration
- Airdrop & Airplay & Handoff
- All USB Ports
- LAN & Wireless Network
- Internal Speaker & 3.5mm HeadSet/HeadPhone & Line Out
- Sleep
NOTICE: Bluetooth didn't work perfectly in Monterey
- AirDrop and Handoff can only from iPhone/iPad to Mac, Mac to iPhone/iPad is down
- Sidecar CAN NOT connect to iPad
Put GRUB folder EFI in the root of flash disk, boot computer from it.
See more on the bottom of README.md
- Set Pre-Allocated DVMT to 64M: setup_var 0x8DC 0x02
- Disable CFG lock: setup_var 0x5BE 0x00
- System Configuration → SATA Operation: AHCI
- Secure Boot → Secure Boot Enable: Disabled
- Intel® Software Guard Extensions™ → Intel® SGX™ Enable: Disabled
- Power Management → Block Sleep: check
- Virtualization Support → VT for Direct I/O: uncheck
Notice: OCAuxiliaryTools need the correct version for OpenCore.
OCAuxiliaryTools v20220204 for OpenCore v0.7.8
Use OpenCore Configurator or GenSMBIOS to generate System Serial Number and System UUID etc.
More details to see: MicFix
brew tap winglim/taps
brew install micfix0x4DAC0 Form: View/Configure CPU Lock Options, FormId: 0x273D {01 86 3D 27 BD 01}
0x4DAC6 One Of: CFG Lock, VarStoreInfo (VarOffset/VarName): 0x5BE, VarStore: 0x1, QuestionId: 0x333, Size: 1, Min: 0x0, Max 0x1, Step: 0x0 {05 91 B6 03 B7 03 33 03 01 00 BE 05 10 10 00 01 00}
0x4DAD7 One Of Option: Disabled, Value (8 bit): 0x0 {09 07 04 00 00 00 00}
0x4DADE One Of Option: Enabled, Value (8 bit): 0x1 (default) {09 07 03 00 30 00 01}
0x4DAE5 End One Of {29 02}
0x4DAE7 One Of: Overclocking Lock, VarStoreInfo (VarOffset/VarName): 0x65A, VarStore: 0x1, QuestionId: 0x334, Size: 1, Min: 0x0, Max 0x1, Step: 0x0 {05 91 B2 03 B3 03 34 03 01 00 5A 06 10 10 00 01 00}
0x4DAF8 One Of Option: Disabled, Value (8 bit): 0x0 {09 07 04 00 00 00 00}
0x4DAFF One Of Option: Enabled, Value (8 bit): 0x1 (default) {09 07 03 00 30 00 01}
0x4DB06 End One Of {29 02}
0x4DB08 End Form {29 02}
0x5529B One Of: DVMT Pre-Allocated, VarStoreInfo (VarOffset/VarName): 0x8DC, VarStore: 0x1, QuestionId: 0x2741, Size: 1, Min: 0x0, Max 0xFE, Step: 0x0 {05 91 CE 05 E1 05 41 27 01 00 DC 08 10 10 00 FE 00}
0x552AC Default: DefaultId: 0x0, Value (8 bit): 0x1 {5B 06 00 00 00 01}
0x552B2 One Of Option: 0M, Value (8 bit): 0x0 {09 07 CF 05 00 00 00}
0x552B9 One Of Option: 32M, Value (8 bit): 0x1 {09 07 D0 05 00 00 01}
0x552C0 One Of Option: 64M, Value (8 bit): 0x2 {09 07 D1 05 00 00 02}
0x552C7 One Of Option: 4M, Value (8 bit): 0xF0 {09 07 D2 05 00 00 F0}
0x552CE One Of Option: 8M, Value (8 bit): 0xF1 {09 07 D3 05 00 00 F1}
0x552D5 One Of Option: 12M, Value (8 bit): 0xF2 {09 07 D4 05 00 00 F2}
0x552DC One Of Option: 16M, Value (8 bit): 0xF3 {09 07 D5 05 00 00 F3}
0x552E3 One Of Option: 20M, Value (8 bit): 0xF4 {09 07 D6 05 00 00 F4}
0x552EA One Of Option: 24M, Value (8 bit): 0xF5 {09 07 D7 05 00 00 F5}
0x552F1 One Of Option: 28M, Value (8 bit): 0xF6 {09 07 D8 05 00 00 F6}
0x552F8 One Of Option: 32M/F7, Value (8 bit): 0xF7 {09 07 D9 05 00 00 F7}
0x552FF One Of Option: 36M, Value (8 bit): 0xF8 {09 07 DA 05 00 00 F8}
0x55306 One Of Option: 40M, Value (8 bit): 0xF9 {09 07 DB 05 00 00 F9}
0x5530D One Of Option: 44M, Value (8 bit): 0xFA {09 07 DC 05 00 00 FA}
0x55314 One Of Option: 48M, Value (8 bit): 0xFB {09 07 DD 05 00 00 FB}
0x5531B One Of Option: 52M, Value (8 bit): 0xFC {09 07 DE 05 00 00 FC}
0x55322 One Of Option: 56M, Value (8 bit): 0xFD {09 07 DF 05 00 00 FD}
0x55329 One Of Option: 60M, Value (8 bit): 0xFE {09 07 E0 05 00 00 FE}
0x55330 End One Of {29 02}