lenovo-thinkpad-l430

Upgrade from Catalina 10.15.7 to Bigsur 11.6.5

spesifikasi :

• Bootloader Opencore 0.6.3
• processor core i3 3120M (Ivy Bridge)
• vga intel hd 4000
• audio alc269 layout-id 29
• Ethernet RTL8168E-VL
• Intel(R) Centrino(R) Advanced-N 6205
• Intel 7 Series Chipset
• Touchpad ELAN

Working :

• iGpu intel HD 4000
• USB port
• Sound Alc269
• Touchpad
• etc
• Sleep (Not perfect)
• shotdown
• Restart
• Must be set SMBIOS MacBookPro11,1 to be install BIGSUR (on instalations) and SET to MacBookPro10.2 with boot args no_compat_check (POST Istall) to fixing Power management Issue in ivy bridge bigsur (SSDT-PM.aml generated from catalina)
• Brightness, Fn + p (brightness up) and Fn + k (brightness down)
• Display Port
• WLAN Intel(R) Centrino(R) Advanced-N 6205

Not Working :

• VGA port

Patch SSDT:

• PNLF (Fix Brightness)
• PM (CPU power management)
• EC (Fixes the embedded controller)
• XOSI (Makes all _OSI calls specific to Windows work for macOS (Darwin) Identifier. This may help enabling some features like XHCI and others.)
• IMEI (Needed to add a missing IMEI device on Ivy Bridge)
• HPET (Fixing IRQ Conflicts) https://dortania.github.io/Getting-Started-With-ACPI/Universal/irq.html
• SBUS-MCHC fix SMBUS

Kext Version Control

• AppleALC : V1.6.1 (RELEASE)
• Lilu : V1.5.3 (RELEASE)
• RealtekRTL8111 : V2.4.2 (RELEASE)
• VirtualSMC : V1.2.4 (RELEASE)
• VoodooPS2Controller : V2.2.3 (RELEASE)
• WhateverGreen : V1.5.0 (RELEASE)
• YogaSMC : V1.5.1 (RELEASE)
• USBMap : Generated (CUSTOM)
• AirportItlwm.kext : V2.1.0 (STABLE)

Change Log

• 17 Maret 2022 , change SMBIOS MacBookPro11.1 to MacBookPro10.2 to fix power management (old SSDT PM generated from catalina) issue CORE REQ always high for Ivy Brige processor in BIGSUR

Issue

• sleep not perfect