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MSI H310M Pro VDH Plus SSDTs for Catalina

Embedded Controller (EC)

  • Path: _SB.PCI0.LPCB.H_EC

Create Empty EC Definition for MacOS:

DefinitionBlock ("", "SSDT", 2, "CORP ", "SsdtEC", 0x00001000)
{
    External (_SB_.PCI0.LPCB, DeviceObj)

    Scope (\_SB.PCI0.LPCB)
    {
        Device (EC)
        {
            Name (_HID, "ACID0001")  // _HID: Hardware ID
            Method (_STA, 0, NotSerialized)  // _STA: Status
            {
                If (_OSI ("Darwin"))
                {
                    Return (0x0F)
                }
                Else
                {
                    Return (Zero)
                }
            }
        }
    }
}

USB Power Props (USBX)

Create USB Power Props definition

DefinitionBlock ("", "SSDT", 2, "Slav", "SsdtUsbx", 0x00001000)
{
    Scope (\_SB)
    {
        Device (USBX)
        {
            Name (_ADR, Zero)  // _ADR: Address
            Method (_DSM, 4, NotSerialized)  // _DSM: Device-Specific Method
            {
                If ((Arg2 == Zero))
                {
                    Return (Buffer (One)
                    {
                         0x03                                             // .
                    })
                }

                Return (Package (0x08)
                {
                    "kUSBSleepPowerSupply", 
                    0x13EC, 
                    "kUSBSleepPortCurrentLimit", 
                    0x0834, 
                    "kUSBWakePowerSupply", 
                    0x13EC, 
                    "kUSBWakePortCurrentLimit", 
                    0x0834
                })
            }
        }
    }
}

Power Managment (PLUG)

  • Processor Path: _PR.PR00

Add Power Managment Definition

DefinitionBlock ("", "SSDT", 2, "ACDT", "CpuPlug", 0x00003000)
{
    External (_PR_.PR00, ProcessorObj)

    Method (PMPM, 4, NotSerialized)
    {
        If ((Arg2 == Zero))
        {
            Return (Buffer (One)
            {
                 0x03                                             // .
            })
        }

        Return (Package (0x02)
        {
            "plugin-type", 
            One
        })
    }

    If (CondRefOf (\_PR.PR00))
    {
        If ((ObjectType (\_PR.PR00) == 0x0C))
        {
            Scope (\_PR.PR00)
            {
                Method (_DSM, 4, NotSerialized)  // _DSM: Device-Specific Method
                {
                    Return (PMPM (Arg0, Arg1, Arg2, Arg3))
                }
            }
        }
    }
}

System Clocks (AWAC)

  • AWAC Path: _SB.AWAC
  • RTC Path: _SB.PCI0.LPCB.RTC
  • Both devices status depends on STAS flag

Set STAS in MacOs so RTC is used (STAS == One)

DefinitionBlock ("", "SSDT", 2, "DRTNIA", "AWAC", 0x00000000)
{
    External (STAS, IntObj)

    Scope (_SB)
    {
        If (_OSI ("Darwin"))
        {
            STAS = One
        }
    }
}

NVRAM (PMC)

  • PCI Path: _SB.PCI0
  • LowPinCount Path: _SB.PCI0.LPCB

Add PMCR device

DefinitionBlock ("", "SSDT", 2, "ACDT", "PMCR", 0x00001000)
{
    External (_SB_.PCI0.LPCB, DeviceObj)

    Scope (_SB.PCI0.LPCB)
    {
        Device (PMCR)
        {
            Name (_HID, EisaId ("APP9876"))  // _HID: Hardware ID
            Method (_STA, 0, NotSerialized)  // _STA: Status
            {
                If (_OSI ("Darwin"))
                {
                    Return (0x0B)
                }
                Else
                {
                    Return (Zero)
                }
            }

            Name (_CRS, ResourceTemplate ()  // _CRS: Current Resource Settings
            {
                Memory32Fixed (ReadWrite,
                    0xFE000000,         // Address Base
                    0x00010000,         // Address Length
                    )
            })
        }
    }
}

IRQ Fix (HPET)

Generated with SSDTTime

DefinitionBlock ("", "SSDT", 2, "CORP", "HPET", 0x00000000)
{
    External (_SB_.PCI0.LPCB, DeviceObj)
    External (_SB_.PCI0.LPCB.HPET, DeviceObj)

    Name (\_SB.PCI0.LPCB.HPET._CRS, ResourceTemplate ()  // _CRS: Current Resource Settings
    {
        IRQNoFlags ()
            {0,8,11}
        Memory32Fixed (ReadWrite,
            0xFED00000,         // Address Base
            0x00000400,         // Address Length
            )
    })
}

USB Port Mapping (UIAC)

Support with USBInjectAll

DefinitionBlock ("", "SSDT", 2, "hack", "_UIAC", 0x00000000)
{
    Device (UIAC)
    {
        Name (_HID, "UIA00000")  // _HID: Hardware ID
        Name (RMCF, Package (0x02)
        {
            "8086_a2af", 
            Package (0x04)
            {
                "port-count", 
                Buffer (0x04)
                {
                     0x1A, 0x00, 0x00, 0x00                           // ....
                }, 

                "ports", 
                Package (0x18)
                {
                    "HS01", 
                    Package (0x04)
                    {
                        "UsbConnector", 
                        0x03, 
                        "port", 
                        Buffer (0x04)
                        {
                             0x01, 0x00, 0x00, 0x00                           // ....
                        }
                    }, 

                    "HS03", 
                    Package (0x04)
                    {
                        "UsbConnector", 
                        0x03, 
                        "port", 
                        Buffer (0x04)
                        {
                             0x03, 0x00, 0x00, 0x00                           // ....
                        }
                    }, 

                    "HS04", 
                    Package (0x04)
                    {
                        "UsbConnector", 
                        0x03, 
                        "port", 
                        Buffer (0x04)
                        {
                             0x04, 0x00, 0x00, 0x00                           // ....
                        }
                    }, 

                    "HS05", 
                    Package (0x04)
                    {
                        "UsbConnector", 
                        0x03, 
                        "port", 
                        Buffer (0x04)
                        {
                             0x05, 0x00, 0x00, 0x00                           // ....
                        }
                    }, 

                    "HS06", 
                    Package (0x04)
                    {
                        "UsbConnector", 
                        0x03, 
                        "port", 
                        Buffer (0x04)
                        {
                             0x06, 0x00, 0x00, 0x00                           // ....
                        }
                    }, 

                    "HS07", 
                    Package (0x04)
                    {
                        "UsbConnector", 
                        0x03, 
                        "port", 
                        Buffer (0x04)
                        {
                             0x07, 0x00, 0x00, 0x00                           // ....
                        }
                    }, 

                    "HS08", 
                    Package (0x04)
                    {
                        "UsbConnector", 
                        0x03, 
                        "port", 
                        Buffer (0x04)
                        {
                             0x08, 0x00, 0x00, 0x00                           // ....
                        }
                    }, 

                    "HS09", 
                    Package (0x04)
                    {
                        "UsbConnector", 
                        0x03, 
                        "port", 
                        Buffer (0x04)
                        {
                             0x09, 0x00, 0x00, 0x00                           // ....
                        }
                    }, 

                    "HS10", 
                    Package (0x04)
                    {
                        "UsbConnector", 
                        0x03, 
                        "port", 
                        Buffer (0x04)
                        {
                             0x0A, 0x00, 0x00, 0x00                           // ....
                        }
                    }, 

                    "SS01", 
                    Package (0x04)
                    {
                        "UsbConnector", 
                        0x03, 
                        "port", 
                        Buffer (0x04)
                        {
                             0x11, 0x00, 0x00, 0x00                           // ....
                        }
                    }, 

                    "SS03", 
                    Package (0x04)
                    {
                        "UsbConnector", 
                        0x03, 
                        "port", 
                        Buffer (0x04)
                        {
                             0x13, 0x00, 0x00, 0x00                           // ....
                        }
                    }, 

                    "SS04", 
                    Package (0x04)
                    {
                        "UsbConnector", 
                        0x03, 
                        "port", 
                        Buffer (0x04)
                        {
                             0x14, 0x00, 0x00, 0x00                           // ....
                        }
                    }
                }
            }
        })
    }
}