A quick update to this thread.
I managed to get Big Sur 11.2.2 installed and working on my Dell, details are here: https://github.com/merken/Inspiron7586
The fix for the Big Sur black screen was: latest WhateverGreen kext + this line in the PCI of the GFX entry:
Backlight fix and full guide is available on my Github repo: https://github.com/merken/Inspiron7586
Also, I totally overlooked one critical thing: I kept booting from the OpenCore entry that was added to my UEFI BIOS, not sure what this thing does, but the solution was to boot from the UEFI...
A guide is definitively coming :)
I managed to work around the issue I had with the network authentication at work, the WiFi Access Point requires additional login information, which is never prompted on the Hackintosh, but works on my MBP and Samsung Smartphone.
So, I installed HoRNDIS on the...
Update, I've added the OemTableId with value AAAAAA== (00000000) to all ACPI>Patch entries
Black screen after verbose does not seem to be happening as much as before...
Latest EFI can be found in the repo here: https://github.com/merken/Inspiron7586
Thanks @Mrgeque
I noticed the following Kexts had updates recently:
OpenCore 0.6.4
VirtualSMC
Lilu
Whatevergreen
VoodooI2C
...
I've tested the installer with these latest kexts, screen seems to be lit immediately after verbose... This looks promising.
Will try a dual boot install sometime next week.
Verdict...
Thanks, but I'm giving up on this project since I just found out that connecting to WIFI networks in the shared office space requires a third-party login system that is incompatible with this hackintosh.
The network should prompt for a login, which does not always works, the network connection...
new EFI
I tried
<key>force-online</key>
<data>AQAAAA==</data>
<key>force-online-framebuffers</key>
<data>AAAAAAAAAAE=</data>
and
igfxonln=1 boot args to force the display to go online...
it works for 2 out of 4 boots
I see lots of logs regarding trying to find a resolution, could this be the issue of the display not properly initializing?
neUserClient::registerNotificationAction(OSObject*, void*, void*, void*, void*)> - IOAudioEngineUserClient::registerNotificationAction(<private>, <private>) returns 0x0...
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