- Nov 11, 2018
- Asus ProArt Z690-Creator
- RX 6800 XT
- Classic Mac
- Mobile Phone
With latest WhateverGreen it's no longer necessary to use SSDT to spoof GPU device ID. We can simply apply aI have 2 GPU's attached to slot one and 2. I have another device on my MOBO which is for iKVM access, so my slots might not be identified in the OSX correctly. Monterey 12.4. The main reason for the tests is to be able to spoof device-id of 6900xt for unsupported 6950xt. I was trying to create an SSDT for a real Mac Pro 2019 with 6950xt installed alongside Vega II, but the computer restarts with the spoof SSDT.
device-idproperty to the PCI Path of the GPU we wish to spoof. The device-id must be specified in reverse byte order.
However, it may not be possible to spoof a 6950XT to a 6900XT. It's still worth an attempt, but someone recently tried unsuccessfully to spoof a 6650XT to 6600XT.
To answer your previous question about the need for creating a
_DSMmethod to inject device ID via SSDT -- yes, device properties in SSDT are typically injected via