How to disable device on macOS Hackintosh

[MaLd0n]

How to disable device on macOS Hackintosh

 

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In this example I will use an NVME SSD not supported by macOS and I need to disable this device to avoid problems with KP and freezes. We just need spoof device and after this procedure device not start on macOS.

 

1- Find the correct device patch HERE

 

2- Apply the patch bellow with correct device path. On this example device path is RP25.PXSX on my Z790 build.

Quote

<key>PciRoot(0x0)/Pci(0x1,0x0)/Pci(0x0,0x0)/Pci(0x0,0x0)/Pci(0x0,0x0)</key>
            <dict>
                <key>IOName</key>
                <string>#Olarila</string>
                <key>class-code</key>
                <data>/////w==</data>
                <key>compatible</key>
                <data>/////w==</data>
                <key>device-id</key>
                <data>/////w==</data>
                <key>name</key>
                <string>#Olarila</string>
                <key>revision-id</key>
                <data>/////w==</data>
                <key>subsystem-id</key>
                <data>/////w==</data>
                <key>subsystem-vendor-id</key>
                <data>/////w==</data>
                <key>vendor-id</key>
                <data>/////w==</data>
            </dict>

 

 

Notebooks with IGPU + DGPU stay with patch by RehabMan to disable DGPU device with Method _INI. In Example bellow this patch disable _SB.PCI0.PEG0.PEGP and _SB.PCI0.PEG0.NXHC

Quote

External (_SB_.PCI0.PEG0.NXHC._OFF, MethodObj)    
External (_SB_.PCI0.PEG0.PEGP._OFF, MethodObj)   

    Device (RMD1)
    {
        Name (_HID, "RMD10000")  // _HID: Hardware ID
        Method (_STA, 0, NotSerialized)  // _STA: Status
        {
            If (_OSI ("Darwin"))
            {
                Return (0x0F)
            }
            Else
            {
                Return (Zero)
            }
        }

        Method (_INI, 0, NotSerialized)  // _INI: Initialize
        {
            If (_OSI ("Darwin"))
            {
                If (CondRefOf (\_SB.PCI0.PEG0.PEGP._OFF))
                {
                    \_SB.PCI0.PEG0.PEGP._OFF ()
                }

                If (CondRefOf (\_SB.PCI0.PEG0.NXHC._OFF))
                {
                    \_SB.PCI0.PEG0.NXHC._OFF ()
                }
            }
            Else
            {
            }
        }
    }

 

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