How to disable HPET device on CoffeeLake or high on Hackintosh

[MaLd0n]

How to disable HPET device on CoffeeLake or high on Hackintosh. 

 

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About HPET check HERE

 

-With SSDT

Use this ACPI patch bellow by daliansky

Quote

Scope (\)
    {
        If (_OSI ("Darwin"))
        {
            HPTE = Zero
        }
    }

 

-With DSDT

Set Name _STA to 0x00 (Zero) in HPET device

Quote

Device (HPET)
                {
                    Name (_HID, EisaId ("PNP0103") /* HPET System Timer */)  // _HID: Hardware ID
                    Name (_CID, EisaId ("PNP0C01") /* System Board */)  // _CID: Compatible ID
                    Name (_STA, Zero)  // _STA: Status
                    Name (_CRS, ResourceTemplate ()  // _CRS: Current Resource Settings
                    {
                        IRQNoFlags ()
                            {0}
                        IRQNoFlags ()
                            {8}
                        IRQNoFlags ()
                            {11}
                        IRQNoFlags ()
                            {15}
                        Memory32Fixed (ReadWrite,
                            0xFED00000,         // Address Base
                            0x00000400,         // Address Length
                            )
                    })
                }

 

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