Legion-y520-macOS

This repository is actually a buckup data for my macOS catalina on Lenovo Legion y520. But, anyone may use it for reference. Do it your own risks.

ChangeLog

2020/04/04

• initial creation

Specification

Machine :

• Intel Core i7-7700HQ Processor ( 2.81GHz 6MB )
• 8.0GB DDR4 SODIMM 2400MHz
• NVIDIA GeForce GTX1050Ti (Disabled)
• Intel HD 630 1536MB
• Qualcomm Atheros QCA6174A wifi
• Audio Realtek (ALC3248)
• Realtek Lan

OS :

• Mojave (10.14.6) : ✅ Tested
• Catalina (10.15.4) : ✅ Tested

What works

✅ UEFI booting via Clover.
✅ Accelerated graphics for HD630 including OpenCL & Metal.
✅ Native USB3/USB2/USB-C.
✅ Native audio with AppleHDA, including headphones.
✅ Built-in camera.
✅ Native power management.
✅ Battery status.
✅ Built-in keyboard (with special function keys).
✅ Built-in trackpad (basic gestures).
✅ Backlight controls.
✅ Wired Ethernet Lan.
✅ Messages/FaceTime.
✅ AirPlay mirroring to AppleTV.

What does not work

❌ build-in WiFi.
❌ Bluetooth.
❌ NVIDIA Graphic.
❌ HDMI/DP video/audio don't work because those ports are connected to the NVIDIA, which is disabled.

Solution

WiFi Networking & Bluetooth Hands-Off:

• Broadcom BCM94352Z (native wifi & Bluetooth)
• TP-Link TL-WN725N (wifi dongle) with wireless adapter clover Graphics:
• Disable NVIDIA

Necessary & Recomendation Kexts

• VirtualSMC + Plugins (the most required kext for hackintosh)
• Lilu
• WhateverGreen
• AppleALC
• VoodooPS2
• VoodooTSCSync
• RealtekRTL8111 (for BCM94352Z)
• AirportBrcmFixup (for BCM94352Z)
• RtWlanU1827 & RtWlanU (for TL-WN725N)

Preparing & Initial Installation

follow this instruction very well [Guide] Booting the OS X installer on LAPTOPS with Clover with Notes :

• Use newest clover
• Download official macOS (Catalina / Mojave) from App Store
• Use the 'createinstallmedia' approach
• Use the option 1 "MBR with a FAT32 partition for Clover and a separate HFS+J partition for the OS X installer." much better.
• Use the config.plist from this repo
• Replace the drivers with this repo drivers (used clover version r5108)
• Put the hotpatch to ACPI/patched/

BIOS configuration :

• Set BIOS to defaults.
• UEFI boot is enabled.
• Secure boot is disabled.
• Fast boot is disabled.
• SATA mode is set to AHCI.
• Intel Virtualization Technology is enabled.

Installation

do as installing macOS in general.

Post Installation

• use mount_efi.sh in tools to mount the efi
• replace EFI folder in EFI Volumes from your USB EFI
• Install the wireless adapter clover (for TL-WN725N)

References :

• [Guide] Booting the OS X installer on LAPTOPS with Clover
• Hackintosh Vanilla Desktop Guide
• [Guide] Lenovo Legion Y520/Y720 using Clover UEFI
• Some Clover config.plist files for common Intel graphics configurations
• [Guide] How to Boot macOS Installer on Laptops using Clover (UEFI/Legacy)