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please tell me if there is a solution to the problem with a black screen when using Sidecar (on xeon processors that do not have igpu)? Video card rx580, smbios tried to install iMac19,1 and add bootargs shiki-id=Mac-7BA5B2D9E42DDD94 shikigva=40 But it did not help. Videoproc with smbios...

sudo apt-get install ethtool and this needs to be done in linux os, not mac os

no, and the system cannot be updated on this board, you need to move the disk to a real Mac to update the system

I still could not make nvram work, only emulation through the nvram.plist file

Please tell me how to start the sound on codec ALC662 in Big Sur, everything worked in Catalina, I decided to upgrade to Big Sur and how I can't get the sound I've been with VoodooHDA and AppleALC - it doesn't help, if you use VoodooHDA then HDMI ports appear, but there is no built-in sound...

thanks friend for the tip, this actually works :thumbup: For those who have ASUS X99-E-10G WS and the console command shows this result (assuming that your adapter has the enp2s0f1 identifier) > ethtool -e enp2s0f1 | grep "12 87" 0x0240: 43 10 12 87 00 00 00 00 00 00 00 00 02 00 00 00 Then...

how did You do that?

Hello everyone, please help me start Ethernet Intel X550 in Big Sur operating system. I have an Asus X99-E-10G WS motherboard that has two 10G ports that run on an Intel X550 controller. In Catalina, everything worked for me, got it working with kexts: - FakePCIID.kext -...

I made this patch and did the check in open core but nvram still doesn't work properly I tried to remove the flash memory and flash it with a programmer - and the motherboard does not start, however, through the bios flashback I can flash firmware that is not signed

if the board firmware fails and stops working, is it not possible to load a previously workable BIOS firmware via a BIOS flash and a USB flash drive in a special port? can you recommend a specific topic (link to topic)? I was able to install the big sur for myself a long time ago only...

Javenl, did you manage to solve this problem?

does nvram work for you? when setting the value sudo nvram myvar = 1 after reboot it disappears

Hello everyone, how are things with the 10G X550T card now? I used to use SmallTreeIntel8259x.kext in Catalina but it doesn't work on Big sur. How to make it work in Big sur?

if this can somehow help, then here is the download log (in general, the rx560 card is used, but the log was removed from the gtx610, but the process stops at the same place)

Please help me figure it out I am trying to install 10.15.7 using Clover (no opencore developments) but the process stops (with debug enabled) on the line [ PCI Configuration begin ] tried different flags in parameters ncpi=0x3000 ncpi=0x2000 UseKernelCache=No PCIRootUID=1 Does not help Asus...

Hi, I downloaded your image and added the Platform generated data, also marked a few parameters, as indicated in the description (documentation opencore) but when loading i get error: in memory panic stackshot succeeded ** bytes traced Can you tell me how to fix this error? -- Asus x99-e-10g...

did you manage to deal with the problem?