ps2zhuantou / dell-optiplex-5070mff-hackintosh

Opencore EFI for Dell Optiplex 5070mff

Dell-Optiplex-5070mff-Hackintosh

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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

Hardware

• 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

Working

• CPU Turbo Boost
• iGPU acceleration
• Airdrop & Airplay & Handoff
• All USB Ports
• LAN & Wireless Network
• Internal Speaker & 3.5mm HeadSet/HeadPhone & Line Out
• Sleep

Not Working

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

BIOS Settings via GRUB

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

BIOS Settings

• 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

config.plist Settings

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.

Do Fix

HeadSet Micphone

More details to see: MicFix

brew tap winglim/taps
brew install micfix

Settings dump from BIOS

0x4DAC0 	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}