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From: "Nate DeSimone" <nathaniel.l.desimone@intel.com>
To: devel@edk2.groups.io
Cc: Chasel Chiu <chasel.chiu@intel.com>,
	Mike Kinney <michael.d.kinney@intel.com>,
	Isaac Oram <isaac.w.oram@intel.com>,
	Mohamed Abbas <mohamed.abbas@intel.com>,
	Michael Kubacki <michael.kubacki@microsoft.com>,
	Zachary Bobroff <zacharyb@ami.com>,
	Harikrishna Doppalapudi <harikrishnad@ami.com>
Subject: [edk2-platforms] [PATCH V1 12/18] PurleyOpenBoardPkg/Acpi/BoardAcpiDxe: Add ASL files
Date: Tue, 11 May 2021 02:48:20 -0700	[thread overview]
Message-ID: <20210511094826.12495-13-nathaniel.l.desimone@intel.com> (raw)
In-Reply-To: <20210511094826.12495-1-nathaniel.l.desimone@intel.com>

Cc: Chasel Chiu <chasel.chiu@intel.com>
Cc: Mike Kinney <michael.d.kinney@intel.com>
Cc: Isaac Oram <isaac.w.oram@intel.com>
Cc: Mohamed Abbas <mohamed.abbas@intel.com>
Cc: Michael Kubacki <michael.kubacki@microsoft.com>
Cc: Zachary Bobroff <zacharyb@ami.com>
Cc: Harikrishna Doppalapudi <harikrishnad@ami.com>
Signed-off-by: Nate DeSimone <nathaniel.l.desimone@intel.com>
---
 .../Acpi/BoardAcpiDxe/Dsdt/AMLUPD.asl         |  19 +
 .../Acpi/BoardAcpiDxe/Dsdt/CommonPlatform.asi | 227 +++++
 .../Acpi/BoardAcpiDxe/Dsdt/DSDT.asl           |  77 ++
 .../Acpi/BoardAcpiDxe/Dsdt/Gpe.asl            | 134 +++
 .../Acpi/BoardAcpiDxe/Dsdt/HostBus.asl        | 256 ++++++
 .../Dsdt/IioPcieHotPlugGpeHandler.asl         | 842 ++++++++++++++++++
 .../Dsdt/IioPcieRootPortHotPlug.asl           | 686 ++++++++++++++
 .../Acpi/BoardAcpiDxe/Dsdt/Itss.asl           |  32 +
 .../Acpi/BoardAcpiDxe/Dsdt/Mother.asi         | 202 +++++
 .../Acpi/BoardAcpiDxe/Dsdt/Os.asi             | 145 +++
 .../Acpi/BoardAcpiDxe/Dsdt/Pch.asi            |  10 +
 .../Acpi/BoardAcpiDxe/Dsdt/PchApic.asi        |  17 +
 .../Acpi/BoardAcpiDxe/Dsdt/PchEhci1.asi       |  91 ++
 .../Acpi/BoardAcpiDxe/Dsdt/PchEhci2.asi       |  92 ++
 .../Acpi/BoardAcpiDxe/Dsdt/PchGbe.asl         |  17 +
 .../Acpi/BoardAcpiDxe/Dsdt/PchLpc.asi         |  22 +
 .../Acpi/BoardAcpiDxe/Dsdt/PchSata.asi        | 807 +++++++++++++++++
 .../Acpi/BoardAcpiDxe/Dsdt/PchXhci.asi        | 329 +++++++
 .../Acpi/BoardAcpiDxe/Dsdt/PciCrs.asi         | 312 +++++++
 .../Acpi/BoardAcpiDxe/Dsdt/PciIrq.asi         | 455 ++++++++++
 .../Acpi/BoardAcpiDxe/Dsdt/PcieHp.asi         | 644 ++++++++++++++
 .../Acpi/BoardAcpiDxe/Dsdt/PcieHpDev.asi      |  14 +
 .../Acpi/BoardAcpiDxe/Dsdt/PcieNonHpDev.asi   |  16 +
 .../Acpi/BoardAcpiDxe/Dsdt/PcieSeg.asi        | 355 ++++++++
 .../Acpi/BoardAcpiDxe/Dsdt/Platform.asl       |  79 ++
 .../Acpi/BoardAcpiDxe/Dsdt/PlatformGpe.asi    |  78 ++
 .../Acpi/BoardAcpiDxe/Dsdt/Sck1Ejd.asi        |   9 +
 .../Acpi/BoardAcpiDxe/Dsdt/Sck2Ejd.asi        |   9 +
 .../Acpi/BoardAcpiDxe/Dsdt/Sck3Ejd.asi        |   9 +
 .../Acpi/BoardAcpiDxe/Dsdt/Uncore0.asi        |  33 +
 .../Acpi/BoardAcpiDxe/Dsdt/Uncore1.asi        | 175 ++++
 .../Acpi/BoardAcpiDxe/Dsdt/Uncore2.asi        | 125 +++
 .../Acpi/BoardAcpiDxe/Dsdt/Uncore3.asi        |  98 ++
 .../Acpi/BoardAcpiDxe/Dsdt/WFPPlatform.asl    | 189 ++++
 34 files changed, 6605 insertions(+)
 create mode 100644 Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/AMLUPD.asl
 create mode 100644 Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/CommonPlatform.asi
 create mode 100644 Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/DSDT.asl
 create mode 100644 Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/Gpe.asl
 create mode 100644 Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/HostBus.asl
 create mode 100644 Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/IioPcieHotPlugGpeHandler.asl
 create mode 100644 Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/IioPcieRootPortHotPlug.asl
 create mode 100644 Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/Itss.asl
 create mode 100644 Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/Mother.asi
 create mode 100644 Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/Os.asi
 create mode 100644 Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/Pch.asi
 create mode 100644 Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/PchApic.asi
 create mode 100644 Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/PchEhci1.asi
 create mode 100644 Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/PchEhci2.asi
 create mode 100644 Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/PchGbe.asl
 create mode 100644 Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/PchLpc.asi
 create mode 100644 Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/PchSata.asi
 create mode 100644 Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/PchXhci.asi
 create mode 100644 Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/PciCrs.asi
 create mode 100644 Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/PciIrq.asi
 create mode 100644 Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/PcieHp.asi
 create mode 100644 Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/PcieHpDev.asi
 create mode 100644 Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/PcieNonHpDev.asi
 create mode 100644 Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/PcieSeg.asi
 create mode 100644 Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/Platform.asl
 create mode 100644 Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/PlatformGpe.asi
 create mode 100644 Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/Sck1Ejd.asi
 create mode 100644 Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/Sck2Ejd.asi
 create mode 100644 Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/Sck3Ejd.asi
 create mode 100644 Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/Uncore0.asi
 create mode 100644 Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/Uncore1.asi
 create mode 100644 Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/Uncore2.asi
 create mode 100644 Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/Uncore3.asi
 create mode 100644 Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/WFPPlatform.asl

diff --git a/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/AMLUPD.asl b/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/AMLUPD.asl
new file mode 100644
index 0000000000..b76b062a94
--- /dev/null
+++ b/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/AMLUPD.asl
@@ -0,0 +1,19 @@
+/** @file
+
+Copyright (c) 2018, Intel Corporation. All rights reserved.<BR>
+SPDX-License-Identifier: BSD-2-Clause-Patent
+
+**/
+
+
+///////////////////////////////////////////////////////////////////////////////////
+//Values are set like this to have ASL compiler reserve enough space for objects 
+///////////////////////////////////////////////////////////////////////////////////
+//
+// Available Sleep states
+//
+Name(SS1,0)
+Name(SS2,0)
+Name(SS3,1)
+Name(SS4,1)
+
diff --git a/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/CommonPlatform.asi b/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/CommonPlatform.asi
new file mode 100644
index 0000000000..f5317cff86
--- /dev/null
+++ b/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/CommonPlatform.asi
@@ -0,0 +1,227 @@
+/** @file
+
+Copyright (c) 2018, Intel Corporation. All rights reserved.<BR>
+SPDX-License-Identifier: BSD-2-Clause-Patent
+
+**/
+
+#include "MaxSocket.h"
+
+  //
+  // External declarations
+  // HECI-1/HECI-2 are in PurleyPlatPkg\Me\Sps\Acpi\SpsNm.asl
+  //
+  External(\_SB.PC00.HEC2.HPTS, MethodObj)
+  External(\_SB.PC00.HEC2.HWAK, MethodObj)
+  
+  //
+  // System Sleep States
+  //
+  Name (\_S0,Package (){0,0,0,0})
+  Name (\_S3,Package (){5,0,0,0})   // Name changed to \DS3 if disabled in Setup
+  Name (\_S4,Package (){6,0,0,0})   // Name changed to \DS4 if disabled in Setup
+  Name (\_S5,Package (){7,0,0,0})
+  
+  //
+  // Native OS hot plug support, 0->ACPI, 1->OS 
+  //
+  Name (\OSHF, 0)
+
+  //
+  // OS flag
+  //
+  #include "Os.asi"
+
+  //
+  // for determing PIC mode
+  //
+  Name (\PICM,Zero)
+  Method (\_PIC, 1, NotSerialized) {
+    Store(Arg0,\PICM)
+  }
+
+  OperationRegion (DBG0, SystemIO, 0x80, 2)
+  Field (DBG0, ByteAcc,NoLock,Preserve) {
+    IO80, 8,
+    IO81, 8
+  }
+
+  //
+  // Access CMOS range
+  //
+  OperationRegion (ACMS, SystemIO, 0x72, 2)
+  Field ( ACMS, ByteAcc, NoLock, Preserve) {
+    INDX, 8,
+    DATA, 8
+  }
+
+  // 
+  // SWGPE_CTRL
+  //
+  OperationRegion (GPCT, SystemIO, 0x442, 1)
+  Field ( GPCT, ByteAcc, NoLock, Preserve) {
+          ,   1,
+    SGPC  ,   1,
+  }
+
+  // 
+  // GPI_INV
+  //
+  OperationRegion (GPIV, SystemIO, 0x52c, 2)
+  Field ( GPIV, ByteAcc, NoLock, Preserve) {
+    GP0I  ,   1,
+  }
+
+#include "Acpi/GlobalNvs.asi"
+
+  //
+  // Operation region for GPI status bits
+  //
+  OperationRegion (GSTS, SystemIO, 0x422, 2)
+  Field ( GSTS, ByteAcc, NoLock, Preserve) {
+    GP00  , 1,
+          , 12,
+    GP13  , 1,
+  }
+
+  //
+  // GPE0 HOT_PLUG_EN
+  //
+  OperationRegion (GPE0, SystemIO, 0x428, 8)
+  Field (GPE0, ByteAcc,NoLock,Preserve) {
+    ,1,
+    GPEH,1,
+    ,1,
+    USB1,1,
+    USB2,1,
+    USB5,1,
+    ,3, 
+    PCIE,1,
+    ,1,
+    PMEE,1,
+    USB3,1,
+    PMB0,1,
+    USB4,1,
+    ,9,
+    ,1,
+    ,7,
+    USB6,1,
+    ,15,
+  }
+
+  //
+  // GPES Status
+  //
+  OperationRegion (GPES, SystemIO, 0x420, 8)
+  Field (GPES, ByteAcc,NoLock,Preserve) {
+    ,1,
+    GPSH,1,
+    SGPS,1,
+    US1S,1,
+    US2S,1,
+    US5S,1,
+    ,1, 
+    SMWS,1,
+    ,1, 
+    PEES,1,
+    ,1,
+    PMES,1,
+    
+    US3S ,1,
+    PMBS,1,
+    US4S ,1,
+    ,9,
+    ,1,
+    ,7,
+    US6S,1,
+    ,15,
+  }
+  
+  //
+  // System sleep down
+  //
+  Method (_PTS, 1, NotSerialized)
+  {
+    Store (0x72, IO80)  // Sync with EfiPostCode.h
+
+    //
+    // Clear wake event status.
+    //
+    Store(1,US1S)
+    Store(1,US2S)
+    Store(1,US5S)
+    Store(1,SMWS)
+    Store(1,PMES)
+    Store(1,US3S)
+    Store(1,PMBS)
+    Store(1,US4S)
+    Store(1,US6S)
+
+    //
+    // Enable SCI and wake event sources.
+    //
+    Store(1,GPEH)
+    Store(1,USB1)
+    Store(1,USB2)
+    Store(1,USB5)
+    Store(1,PCIE)
+    Store(1,PMEE)
+    Store(1,USB3)
+    Store(1,PMB0)
+    Store(1,USB4)
+    Store(1,USB6)
+
+    //
+    // If HECI-2 exist call its prepare-to-sleep handler.
+    // The handler checks whether HECI-2 is enabled.
+    //
+    If (CondRefOf(\_SB.PC00.HEC2.HPTS))
+    {
+      \_SB.PC00.HEC2.HPTS()
+    }
+
+    /// WA for S3 on XHCI
+    \_SB.PC00.XHCI.XHCS()
+  }
+
+  //#include "Uncore.asi"
+
+  //
+  // System Wake up
+  //
+  Method (_WAK, 1, Serialized)
+  {
+    Store (0x73, IO80)  // Sync with EfiPostCode.h
+
+    //
+    // If HECI-2 exist call its wake-up handler.
+    // The handler checks whether HECI-2 is enabled.
+    //
+    If (CondRefOf(\_SB.PC00.HEC2.HWAK))
+    {
+      \_SB.PC00.HEC2.HWAK()
+    }
+
+    //
+    // If waking from S3
+    //
+    If (LEqual(Arg0, 3)) {
+    }
+
+    Return(Package(){0, 0})
+  }
+
+  Scope(\_SB) {
+  
+    // Information on CPU and Memory for hotplug SKUs
+    // #include "CpuMemHp.asi"
+  
+    OperationRegion (IOB2, SystemIO, 0xB2, 2)  //MKF_SMIPORT
+    Field (IOB2, ByteAcc, NoLock, Preserve) {
+      SMIC, 8,                               // SW-SMI ctrl port
+      SMIS, 8,                               // SW-SMI status port
+    }
+
+  }   // end _SB scope
+
+  
diff --git a/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/DSDT.asl b/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/DSDT.asl
new file mode 100644
index 0000000000..55b4c11741
--- /dev/null
+++ b/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/DSDT.asl
@@ -0,0 +1,77 @@
+/** @file
+
+Copyright (c) 2018, Intel Corporation. All rights reserved.<BR>
+SPDX-License-Identifier: BSD-2-Clause-Patent
+
+**/
+
+
+// Comment out includes as ifdefs don't work at trim stage
+
+//
+//
+
+Scope(\_SB) {
+  //
+  //---------------------------------------------------------------------------
+  // List of IRQ resource buffers compatible with _PRS return format.
+  //---------------------------------------------------------------------------
+  // Naming legend:
+  // RSxy, PRSy - name of the IRQ resource buffer to be returned by _PRS, "xy" - last two characters of IRQ Link name.
+  // Note. PRSy name is generated if IRQ Link name starts from "LNK".
+  // HLxy , LLxy - reference names, can be used to access bit mask of available IRQs. HL and LL stand for active High(Low) Level triggered Irq model.
+  //---------------------------------------------------------------------------
+    Name(PRSA, ResourceTemplate(){  // Link name: LNKA
+  	IRQ(Level, ActiveLow, Shared, LLKA) {3,4,5,6,10,11,12,14,15}
+    })
+    Alias(PRSA,PRSB)  // Link name: LNKB
+    Alias(PRSA,PRSC)  // Link name: LNKC
+    Alias(PRSA,PRSD)  // Link name: LNKD
+    Alias(PRSA,PRSE)  // Link name: LNKE
+    Alias(PRSA,PRSF)  // Link name: LNKF
+    Alias(PRSA,PRSG)  // Link name: LNKG
+    Alias(PRSA,PRSH)  // Link name: LNKH
+}
+
+//
+//
+
+  Scope(\_SB.PC00) {
+    //
+    // PCI-specific method's GUID
+    //
+    Name(PCIG, ToUUID("E5C937D0-3553-4d7a-9117-EA4D19C3434D"))
+    //
+    // PCI's _DSM - an attempt at modular _DSM implementation
+    // When writing your own _DSM function that needs to include PCI-specific methods, do this:
+    //
+    // Method(_YOUR_DSM,4){ 
+    //   if(Lequal(Arg0,PCIG)) { return(PCID(Arg0,Arg1,Arg2,Arg3)) }
+    //   ...continue your _DSM by checking different GUIDs...
+    //   else { return(0) }
+    // } 
+    //
+    Method(PCID, 4, Serialized) {
+      If(LEqual(Arg0, PCIG)) {         // PCIE capabilities UUID
+        If(LGreaterEqual(Arg1,3)) {                                              // revision at least 3
+          If(LEqual(Arg2,0)) { Return (Buffer(2){0x01,0x03}) }                   // function 0: list of supported functions
+          If(LEqual(Arg2,8)) { Return (1) }                                      // function 8: Avoiding Power-On Reset Delay Duplication on Sx Resume
+          If(LEqual(Arg2,9)) { Return (Package(5){50000,Ones,Ones,50000,Ones}) } // function 9: Specifying Device Readiness Durations
+        }
+      }
+      return (Buffer(1){0})
+    }
+  }//scope
+Scope(\_SB.PC00) {
+  //PciCheck, Arg0=UUID, returns true if support for 'PCI delays optimization ECR' is enabled and the UUID is correct
+  Method(PCIC,1,Serialized) {
+    If(LEqual(ECR1,1)) {
+      If(LEqual(Arg0, PCIG)) {
+        return (1)
+      }
+    }
+    return (0)
+  }
+}
+
+
diff --git a/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/Gpe.asl b/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/Gpe.asl
new file mode 100644
index 0000000000..97a3ba0eb3
--- /dev/null
+++ b/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/Gpe.asl
@@ -0,0 +1,134 @@
+/** @file
+
+Copyright (c) 2018, Intel Corporation. All rights reserved.<BR>
+SPDX-License-Identifier: BSD-2-Clause-Patent
+
+**/
+
+  // General Purpose Events.  This Scope handles the Run-time and
+  // Wake-time SCIs.  The specific method called will be determined by
+  // the _Lxx value, where xx equals the bit location in the General
+  // Purpose Event register(s).
+
+    //
+    // If the Root Port is enabled, run PCI_EXP_STS handler
+    //
+    If(LNotEqual(\_SB.PC00.RP01.VDID,0xFFFFFFFF))
+    {
+      \_SB.PC00.RP01.HPME()
+      Notify(\_SB.PC00.RP01, 0x02)
+    }
+
+    If(LNotEqual(\_SB.PC00.RP02.VDID,0xFFFFFFFF))
+    {
+      \_SB.PC00.RP02.HPME()
+      Notify(\_SB.PC00.RP02, 0x02)
+    }
+
+    If(LNotEqual(\_SB.PC00.RP03.VDID,0xFFFFFFFF))
+    {
+      \_SB.PC00.RP03.HPME()
+      Notify(\_SB.PC00.RP03, 0x02)
+    }
+
+    If(LNotEqual(\_SB.PC00.RP04.VDID,0xFFFFFFFF))
+    {
+      \_SB.PC00.RP04.HPME()
+      Notify(\_SB.PC00.RP04, 0x02)
+    }
+
+    If(LNotEqual(\_SB.PC00.RP05.VDID,0xFFFFFFFF))
+    {
+      \_SB.PC00.RP05.HPME()
+      Notify(\_SB.PC00.RP05, 0x02)
+    }
+
+    If(LNotEqual(\_SB.PC00.RP06.VDID,0xFFFFFFFF))
+    {
+      \_SB.PC00.RP06.HPME()
+      Notify(\_SB.PC00.RP06, 0x02)
+    }
+
+    If(LNotEqual(\_SB.PC00.RP07.VDID,0xFFFFFFFF))
+    {
+      \_SB.PC00.RP07.HPME()
+      Notify(\_SB.PC00.RP07, 0x02)
+    }
+
+    If(LNotEqual(\_SB.PC00.RP08.VDID,0xFFFFFFFF))
+    {
+      \_SB.PC00.RP08.HPME()
+      Notify(\_SB.PC00.RP08, 0x02)
+    }
+
+    If(LNotEqual(\_SB.PC00.RP09.VDID,0xFFFFFFFF))
+    {
+      \_SB.PC00.RP09.HPME()
+      Notify(\_SB.PC00.RP09, 0x02)
+    }
+
+    If(LNotEqual(\_SB.PC00.RP10.VDID,0xFFFFFFFF))
+    {
+      \_SB.PC00.RP10.HPME()
+      Notify(\_SB.PC00.RP10, 0x02)
+    }
+
+    If(LNotEqual(\_SB.PC00.RP11.VDID,0xFFFFFFFF))
+    {
+      \_SB.PC00.RP11.HPME()
+      Notify(\_SB.PC00.RP11, 0x02)
+    }
+
+    If(LNotEqual(\_SB.PC00.RP12.VDID,0xFFFFFFFF))
+    {
+      \_SB.PC00.RP12.HPME()
+      Notify(\_SB.PC00.RP12, 0x02)
+    }
+
+    If(LNotEqual(\_SB.PC00.RP13.VDID,0xFFFFFFFF))
+    {
+      \_SB.PC00.RP13.HPME()
+      Notify(\_SB.PC00.RP13, 0x02)
+    }
+
+    If(LNotEqual(\_SB.PC00.RP14.VDID,0xFFFFFFFF))
+    {
+      \_SB.PC00.RP14.HPME()
+      Notify(\_SB.PC00.RP14, 0x02)
+    }
+
+    If(LNotEqual(\_SB.PC00.RP15.VDID,0xFFFFFFFF))
+    {
+      \_SB.PC00.RP15.HPME()
+      Notify(\_SB.PC00.RP15, 0x02)
+    }
+
+    If(LNotEqual(\_SB.PC00.RP16.VDID,0xFFFFFFFF))
+    {
+      \_SB.PC00.RP16.HPME()
+      Notify(\_SB.PC00.RP16, 0x02)
+    }
+
+    If(LNotEqual(\_SB.PC00.RP17.VDID,0xFFFFFFFF))
+    {
+      \_SB.PC00.RP17.HPME()
+      Notify(\_SB.PC00.RP17, 0x02)
+    }
+
+    If(LNotEqual(\_SB.PC00.RP18.VDID,0xFFFFFFFF))
+    {
+      \_SB.PC00.RP18.HPME()
+      Notify(\_SB.PC00.RP18, 0x02)
+    }
+
+    If(LNotEqual(\_SB.PC00.RP19.VDID,0xFFFFFFFF))
+    {
+      \_SB.PC00.RP19.HPME()
+      Notify(\_SB.PC00.RP19, 0x02)
+    }
+
+    If(LNotEqual(\_SB.PC00.RP20.VDID,0xFFFFFFFF))
+    {
+      \_SB.PC00.RP20.HPME()
+      Notify(\_SB.PC00.RP20, 0x02)
+    }
diff --git a/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/HostBus.asl b/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/HostBus.asl
new file mode 100644
index 0000000000..daf80171a1
--- /dev/null
+++ b/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/HostBus.asl
@@ -0,0 +1,256 @@
+/** @file
+
+Copyright (c) 2018, Intel Corporation. All rights reserved.<BR>
+SPDX-License-Identifier: BSD-2-Clause-Patent
+
+**/
+
+//
+// Define various System Agent (SA) PCI Configuration Space
+// registers which will be used to dynamically produce all
+// resources in the Host Bus _CRS.
+//
+OperationRegion (HBUS, PCI_Config, 0x00, 0x100)
+Field (HBUS, DWordAcc, NoLock, Preserve)
+{
+  Offset(0x40),   // EPBAR (0:0:0:40)
+  EPEN, 1,        // Enable
+      , 11,
+  EPBR, 20,       // EPBAR [31:12]
+
+  Offset(0x48),   // MCHBAR (0:0:0:48)
+  MHEN, 1,        // Enable
+      , 14,
+  MHBR, 17,       // MCHBAR [31:15]
+
+  Offset(0x50),   // GGC (0:0:0:50)
+  GCLK, 1,        // GGCLCK
+
+  Offset(0x54),   // DEVEN (0:0:0:54)
+  D0EN, 1,        // DEV0 Enable
+  D1F2, 1,        // DEV1 FUN2 Enable
+  D1F1, 1,        // DEV1 FUN1 Enable
+  D1F0, 1,        // DEV1 FUN0 Enable
+
+  Offset(0x60),   // PCIEXBAR (0:0:0:60)
+  PXEN, 1,        // Enable
+  PXSZ, 2,        // PCI Express Size
+      , 23,
+  PXBR, 6,        // PCI Express BAR [31:26]
+
+  Offset(0x68),   // DMIBAR (0:0:0:68)
+  DIEN, 1,        // Enable
+      , 11,
+  DIBR, 20,       // DMIBAR [31:12]
+
+  Offset(0x70),   // MESEG_BASE (0:0:0:70)
+      , 20,
+  MEBR, 12,       // MESEG_BASE [31:20]
+
+  Offset(0x80),   // PAM0 Register (0:0:0:80)
+      , 4,
+  PM0H, 2,        // PAM 0, High Nibble
+      , 2,
+
+  Offset(0x81),   // PAM1 Register (0:0:0:81)
+  PM1L, 2,        // PAM1, Low  Nibble
+      , 2,
+  PM1H, 2,        // PAM1, High Nibble
+      , 2,
+
+  Offset(0x82),   // PAM2 Register (0:0:0:82)
+  PM2L, 2,        // PAM2, Low  Nibble
+      , 2,
+  PM2H, 2,        // PAM2, High Nibble
+      , 2,
+
+  Offset(0x83),   // PAM3 Register (0:0:0:83)
+  PM3L, 2,        // PAM3, Low  Nibble
+      , 2,
+  PM3H, 2,        // PAM3, High Nibble
+      , 2,
+
+  Offset(0x84),   // PAM4 Register (0:0:0:84)
+  PM4L, 2,        // PAM4, Low  Nibble
+      , 2,
+  PM4H, 2,        // PAM4, High Nibble
+      , 2,
+
+  Offset(0x85),   // PAM5 Register (0:0:0:85)
+  PM5L, 2,        // PAM5, Low  Nibble
+      , 2,
+  PM5H, 2,        // PAM5, High Nibble
+      , 2,
+
+  Offset(0x86),   // PAM6 Register (0:0:0:86)
+  PM6L, 2,        // PAM6, Low  Nibble
+      , 2,
+  PM6H, 2,        // PAM6, High Nibble
+      , 2,
+
+  Offset(0xA8),   // Top of Upper Usable DRAM Register (0:0:0:A8)
+      , 20,
+  TUUD, 19,       // TOUUD [38:20]
+
+  Offset(0xBC),   // Top of Lower Usable DRAM Register (0:0:0:BC)
+      , 20,
+  TLUD, 12,       // TOLUD [31:20]
+
+  Offset(0xC8),   // ERRSTS register (0:0:0:C8)
+      , 7,
+  HTSE, 1         // Host Thermal Sensor Event for SMI/SCI/SERR
+}
+//
+// Define a buffer that will store all the bus, memory, and IO information
+// relating to the Host Bus.  This buffer will be dynamically altered in
+// the _CRS and passed back to the OS.
+//
+Name(BUF0,ResourceTemplate()
+{
+  //
+  // Bus Number Allocation: Bus 0 to 0xFF
+  //
+  WORDBusNumber(ResourceProducer,MinFixed,MaxFixed,PosDecode,0x00,
+    0x0000,0x00FF,0x00,0x0100,,,PB00)
+
+  //
+  // I/O Region Allocation 0 ( 0x0000 - 0x0CF7 )
+  //
+  DWordIo(ResourceProducer,MinFixed,MaxFixed,PosDecode,EntireRange,
+    0x00,0x0000,0x0CF7,0x00,0x0CF8,,,PI00)
+
+  //
+  // PCI Configuration Registers ( 0x0CF8 - 0x0CFF )
+  //
+  Io(Decode16,0x0CF8,0x0CF8,1,0x08)
+
+  //
+  // I/O Region Allocation 1 ( 0x0D00 - 0xFFFF )
+  //
+  DWordIo(ResourceProducer,MinFixed,MaxFixed,PosDecode,EntireRange,
+    0x00,0x0D00,0xFFFF,0x00,0xF300,,,PI01)
+
+  //
+  // Video Buffer Area ( 0xA0000 - 0xBFFFF )
+  //
+  DWordMemory(ResourceProducer,PosDecode,MinFixed,MaxFixed,Cacheable,
+    ReadWrite,0x00,0xA0000,0xBFFFF,0x00,0x20000,,,A000)
+
+  //
+  // ISA Add-on BIOS Area ( 0xC0000 - 0xC3FFF )
+  //
+  DWordMemory(ResourceProducer,PosDecode,MinFixed,MaxFixed,Cacheable,
+    ReadWrite,0x00,0xC0000,0xC3FFF,0x00,0x4000,,,C000)
+
+  //
+  // ISA Add-on BIOS Area ( 0xC4000 - 0xC7FFF )
+  //
+  DWordMemory(ResourceProducer,PosDecode,MinFixed,MaxFixed,Cacheable,
+    ReadWrite,0x00,0xC4000,0xC7FFF,0x00,0x4000,,,C400)
+
+  //
+  // ISA Add-on BIOS Area ( 0xC8000 - 0xCBFFF )
+  //
+  DWordMemory(ResourceProducer,PosDecode,MinFixed,MaxFixed,Cacheable,
+    ReadWrite,0x00,0xC8000,0xCBFFF,0x00,0x4000,,,C800)
+
+  //
+  // ISA Add-on BIOS Area ( 0xCC000 - 0xCFFFF )
+  //
+  DWordMemory(ResourceProducer,PosDecode,MinFixed,MaxFixed,Cacheable,
+    ReadWrite,0x00,0xCC000,0xCFFFF,0x00,0x4000,,,CC00)
+
+  //
+  // ISA Add-on BIOS Area ( 0xD0000 - 0xD3FFF )
+  //
+  DWordMemory(ResourceProducer,PosDecode,MinFixed,MaxFixed,Cacheable,
+    ReadWrite,0x00,0xD0000,0xD3FFF,0x00,0x4000,,,D000)
+
+  //
+  // ISA Add-on BIOS Area ( 0xD4000 - 0xD7FFF )
+  //
+  DWordMemory(ResourceProducer,PosDecode,MinFixed,MaxFixed,Cacheable,
+    ReadWrite,0x00,0xD4000,0xD7FFF,0x00,0x4000,,,D400)
+
+  //
+  // ISA Add-on BIOS Area ( 0xD8000 - 0xDBFFF )
+  //
+  DWordMemory(ResourceProducer,PosDecode,MinFixed,MaxFixed,Cacheable,
+    ReadWrite,0x00,0xD8000,0xDBFFF,0x00,0x4000,,,D800)
+
+  //
+  // ISA Add-on BIOS Area ( 0xDC000 - 0xDFFFF )
+  //
+  DWordMemory(ResourceProducer,PosDecode,MinFixed,MaxFixed,Cacheable,
+    ReadWrite,0x00,0xDC000,0xDFFFF,0x00,0x4000,,,DC00)
+
+  //
+  // BIOS Extension Area ( 0xE0000 - 0xE3FFF )
+  //
+  DWordMemory(ResourceProducer,PosDecode,MinFixed,MaxFixed,Cacheable,
+    ReadWrite,0x00,0xE0000,0xE3FFF,0x00,0x4000,,,E000)
+
+  //
+  // BIOS Extension Area ( 0xE4000 - 0xE7FFF )
+  //
+  DWordMemory(ResourceProducer,PosDecode,MinFixed,MaxFixed,Cacheable,
+    ReadWrite,0x00,0xE4000,0xE7FFF,0x00,0x4000,,,E400)
+
+  //
+  // BIOS Extension Area ( 0xE8000 - 0xEBFFF )
+  //
+  DWordMemory(ResourceProducer,PosDecode,MinFixed,MaxFixed,Cacheable,
+    ReadWrite,0x00,0xE8000,0xEBFFF,0x00,0x4000,,,E800)
+
+  //
+  // BIOS Extension Area ( 0xEC000 - 0xEFFFF )
+  //
+  DWordMemory(ResourceProducer,PosDecode,MinFixed,MaxFixed,Cacheable,
+    ReadWrite,0x00,0xEC000,0xEFFFF,0x00,0x4000,,,EC00)
+
+  //
+  // BIOS Area ( 0xF0000 - 0xFFFFF )
+  //
+  DWordMemory(ResourceProducer,PosDecode,MinFixed,MaxFixed,Cacheable,
+    ReadWrite,0x00,0xF0000,0xFFFFF,0x00,0x10000,,,F000)
+
+//  //
+//  // Memory Hole Region ( 0xF00000 - 0xFFFFFF )
+//  //
+//  DWordMemory(ResourceProducer,PosDecode,MinFixed,MaxFixed,Cacheable,
+//    ReadWrite,0x00,0xF00000,0xFFFFFF,0x00,0x100000,,,HOLE)
+
+  //
+  // PCI Memory Region ( TOLUD - 0xFEAFFFFF )
+  //
+  DWordMemory(ResourceProducer,PosDecode,MinFixed,MaxFixed,Cacheable,
+    ReadWrite,0x00,0x00000000,0xFEAFFFFF,0x00,0xFEB00000,,,PM01)
+
+  //
+  // PCI Memory Region ( TOUUD - (TOUUD + ABOVE_4G_MMIO_SIZE) )
+  // (This is dummy range for OS compatibility, will patch it in _CRS)
+  //
+  QWordMemory(ResourceProducer,PosDecode,MinFixed,MaxFixed,Cacheable,
+    ReadWrite,0x00,0x10000,0x1FFFF,0x00,0x10000,,,PM02)
+})
+
+Name(EP_B, 0) // to store EP BAR
+Name(MH_B, 0) // to store MCH BAR
+Name(PC_B, 0) // to store PCIe BAR
+Name(PC_L, 0) // to store PCIe BAR Length
+Name(DM_B, 0) // to store DMI BAR
+
+
+//
+// Get PCIe BAR
+//
+Method(GPCB,0,Serialized)
+{
+  if(LEqual(PC_B,0))
+  {
+    //ShiftLeft(\_SB.PC00.PXBR,26,PC_B)
+    Store(MCFG,PC_B)
+  }
+  Return(PC_B)
+}
+
diff --git a/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/IioPcieHotPlugGpeHandler.asl b/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/IioPcieHotPlugGpeHandler.asl
new file mode 100644
index 0000000000..9631d8cee3
--- /dev/null
+++ b/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/IioPcieHotPlugGpeHandler.asl
@@ -0,0 +1,842 @@
+/** @file
+
+Copyright (c) 2018, Intel Corporation. All rights reserved.<BR>
+SPDX-License-Identifier: BSD-2-Clause-Patent
+
+**/
+
+  //
+  // Delay introduced as initial delay after entering ACPI hotplug method 
+  //
+  Sleep (200)
+  Store (0x01, IO80)
+  Sleep (10)
+  Store (0,Local1)
+
+  // PC01 Port 1A PCI-Ex Hot Plug
+  // If PM_PME event clear INTs and AttnBtnPressed
+ If( LEqual(\_SB.PC01.BR1A.PMEP,1) ) {
+    Store(\_SB.PC01.BR1A.PMEH(1), Local0)
+  } else {
+    Store (\_SB.PC01.BR1A.HPEH(1), Local0)
+  }
+  If(Lnot(LEqual(Local0,0xFF))) {
+    Store(1, Local1)
+    Notify(\_SB.PC01.BR1A, Local0)
+  }
+
+  // PC01 Port 1B PCI-Ex Hot Plug
+  // If PM_PME event clear INTs and AttnBtnPressed
+  If( LEqual(\_SB.PC01.BR1B.PMEP,1) ) {
+    Store(\_SB.PC01.BR1B.PMEH(2), Local0)
+  } else {
+    Store (\_SB.PC01.BR1B.HPEH(2), Local0)
+  }
+  If(Lnot(LEqual(Local0,0xFF))) {
+    Store(2, Local1)
+    Notify(\_SB.PC01.BR1B, Local0)
+  }
+
+  // PC01 Port 1C PCI-Ex Hot Plug
+  // If PM_PME event clear INTs and AttnBtnPressed
+  If( LEqual(\_SB.PC01.BR1C.PMEP,1) ) {
+    Store(\_SB.PC01.BR1C.PMEH(3), Local0)
+  } else {
+    Store (\_SB.PC01.BR1C.HPEH(3), Local0)
+  }
+  If(Lnot(LEqual(Local0,0xFF))) {
+    Store(3, Local1)
+    Notify(\_SB.PC01.BR1C, Local0)
+  }
+
+  // PC01 Port 1D PCI-Ex Hot Plug
+  // If PM_PME event clear INTs and AttnBtnPressed
+  If( LEqual(\_SB.PC01.BR1D.PMEP,1) ) {
+    Store(\_SB.PC01.BR1D.PMEH(4), Local0)
+  } else {
+    Store (\_SB.PC01.BR1D.HPEH(4), Local0)
+  }
+  If(Lnot(LEqual(Local0,0xFF))) {
+    Store(4, Local1)
+    Notify(\_SB.PC01.BR1D, Local0)
+  }
+
+ // PC02 Port 2A PCI-Ex Hot Plug
+  If( LEqual(\_SB.PC02.BR2A.PMEP,1) ) {
+    Store(\_SB.PC02.BR2A.PMEH(5), Local0)
+  } else {
+    Store (\_SB.PC02.BR2A.HPEH(5), Local0)
+  }
+  If(Lnot(LEqual(Local0,0xFF))) {
+    Store(5, Local1)
+    Notify(\_SB.PC02.BR2A, Local0)
+  }
+
+  // PC02 Port 2B PCI-Ex Hot Plug
+  // If PM_PME event clear INTs and AttnBtnPressed
+  If( LEqual(\_SB.PC02.BR2B.PMEP,1) ) {
+    Store(\_SB.PC02.BR2B.PMEH(6), Local0)
+  } else {
+    Store (\_SB.PC02.BR2B.HPEH(6), Local0)
+  }
+  If(Lnot(LEqual(Local0,0xFF))) {
+    Store(6, Local1)
+    Notify(\_SB.PC02.BR2B, Local0)
+  }
+
+  // PC02 Port 2C PCI-Ex Hot Plug
+  // If PM_PME event clear INTs and AttnBtnPressed
+  If( LEqual(\_SB.PC02.BR2C.PMEP,1) ) {
+    Store(\_SB.PC02.BR2C.PMEH(7), Local0)
+  } else {
+    Store (\_SB.PC02.BR2C.HPEH(7), Local0)
+  }
+  If(Lnot(LEqual(Local0,0xFF))) {
+    Store(7, Local1)
+    Notify(\_SB.PC02.BR2C, Local0)
+  }
+
+  // PC02 Port 2D PCI-Ex Hot Plug
+  // If PM_PME event clear INTs and AttnBtnPressed
+  If( LEqual(\_SB.PC02.BR2D.PMEP,1) ) {
+    Store(\_SB.PC02.BR2D.PMEH(8), Local0)
+  } else {
+    Store (\_SB.PC02.BR2D.HPEH(8), Local0)
+  }
+  If(Lnot(LEqual(Local0,0xFF))) {
+    Store(8, Local1)
+    Notify(\_SB.PC02.BR2D, Local0)
+  }
+
+  // PC03 Port 3A PCI-Ex Hot Plug
+  // If PM_PME event clear INTs and AttnBtnPressed
+  If( LEqual(\_SB.PC03.BR3A.PMEP,1) ) {
+    Store(\_SB.PC03.BR3A.PMEH(9), Local0)
+  } else {
+    Store (\_SB.PC03.BR3A.HPEH(9), Local0)
+  }
+  If(Lnot(LEqual(Local0,0xFF))) {
+    Store(9, Local1)
+    Notify(\_SB.PC03.BR3A, Local0)
+  }
+
+  // PC03 Port 3B PCI-Ex Hot Plug
+  // If PM_PME event clear INTs and AttnBtnPressed
+  If( LEqual(\_SB.PC03.BR3B.PMEP,10) ) {
+    Store(\_SB.PC03.BR3B.PMEH(10), Local0)
+  } else {
+    Store (\_SB.PC03.BR3B.HPEH(10), Local0)
+  }
+  If(Lnot(LEqual(Local0,0xFF))) {
+    Store(10, Local1)
+    Notify(\_SB.PC03.BR3B, Local0)
+  }
+
+  // PC03 Port 3C PCI-Ex Hot Plug
+  // If PM_PME event clear INTs and AttnBtnPressed
+  If( LEqual(\_SB.PC03.BR3C.PMEP,1) ) {
+    Store(\_SB.PC03.BR3C.PMEH(11), Local0)
+  } else {
+    Store (\_SB.PC03.BR3C.HPEH(11), Local0)
+  }
+  If(Lnot(LEqual(Local0,0xFF))) {
+    Store(11, Local1)
+    Notify(\_SB.PC03.BR3C, Local0)
+  }
+
+  // PC03 Port 3D PCI-Ex Hot Plug
+  // If PM_PME event clear INTs and AttnBtnPressed
+  If( LEqual(\_SB.PC03.BR3D.PMEP,1) ) {
+    Store(\_SB.PC03.BR3D.PMEH(12), Local0)
+  } else {
+    Store (\_SB.PC03.BR3D.HPEH(12), Local0) 
+  }
+  If(Lnot(LEqual(Local0,0xFF))) {
+    Store(12, Local1)
+    Notify(\_SB.PC03.BR3D, Local0)
+  }
+
+  // PC06 Port 0 PCI-Ex Hot Plug
+  // If PM_PME event clear INTs and AttnBtnPressed
+  If( LEqual(\_SB.PC06.QRP0.PMEP,1) ) {
+    Store(\_SB.PC06.QRP0.PMEH(1), Local0)
+  } else {
+    Store (\_SB.PC06.QRP0.HPEH(1), Local0)
+  }
+  If(Lnot(LEqual(Local0,0xFF))) {
+    Store(1, Local1)
+    Notify(\_SB.PC06.QRP0, Local0)
+  }
+
+ // PC07 Port 1A PCI-Ex Hot Plug
+ // If PM_PME event clear INTs and AttnBtnPressed
+ If( LEqual(\_SB.PC07.QR1A.PMEP,1) ) {
+    Store(\_SB.PC07.QR1A.PMEH(1), Local0)
+  } else {
+    Store (\_SB.PC07.QR1A.HPEH(1), Local0)
+  }
+  If(Lnot(LEqual(Local0,0xFF))) {
+    Store(1, Local1)
+    Notify(\_SB.PC07.QR1A, Local0)
+  }
+
+  // PC07 Port 1B PCI-Ex Hot Plug
+  // If PM_PME event clear INTs and AttnBtnPressed
+  If( LEqual(\_SB.PC07.QR1B.PMEP,1) ) {
+    Store(\_SB.PC07.QR1B.PMEH(2), Local0)
+  } else {
+    Store (\_SB.PC07.QR1B.HPEH(2), Local0)
+  }
+  If(Lnot(LEqual(Local0,0xFF))) {
+    Store(2, Local1)
+    Notify(\_SB.PC07.QR1B, Local0)
+  }
+
+  // PC07 Port 1C PCI-Ex Hot Plug
+  // If PM_PME event clear INTs and AttnBtnPressed
+  If( LEqual(\_SB.PC07.QR1C.PMEP,1) ) {
+    Store(\_SB.PC07.QR1C.PMEH(3), Local0)
+  } else {
+    Store (\_SB.PC07.QR1C.HPEH(3), Local0)
+  }
+  If(Lnot(LEqual(Local0,0xFF))) {
+    Store(3, Local1)
+    Notify(\_SB.PC07.QR1C, Local0)
+  }
+
+  // PC07 Port 1D PCI-Ex Hot Plug
+  // If PM_PME event clear INTs and AttnBtnPressed
+  If( LEqual(\_SB.PC07.QR1D.PMEP,1) ) {
+    Store(\_SB.PC07.QR1D.PMEH(4), Local0)
+  } else {
+    Store (\_SB.PC07.QR1D.HPEH(4), Local0)
+  }
+  If(Lnot(LEqual(Local0,0xFF))) {
+    Store(4, Local1)
+    Notify(\_SB.PC07.QR1D, Local0)
+  }
+
+  // PC08 Port 2A PCI-Ex Hot Plug
+  // If PM_PME event clear INTs and AttnBtnPressed
+  If( LEqual(\_SB.PC08.QR2A.PMEP,1) ) {
+    Store(\_SB.PC08.QR2A.PMEH(5), Local0)
+  } else {
+    Store (\_SB.PC08.QR2A.HPEH(5), Local0)
+  }
+  If(Lnot(LEqual(Local0,0xFF))) {
+    Store(5, Local1)
+    Notify(\_SB.PC08.QR2A, Local0)
+  }
+
+  // PC08 Port 2B PCI-Ex Hot Plug
+  // If PM_PME event clear INTs and AttnBtnPressed
+  If( LEqual(\_SB.PC08.QR2B.PMEP,1) ) {
+    Store(\_SB.PC08.QR2B.PMEH(6), Local0)
+  } else {
+    Store (\_SB.PC08.QR2B.HPEH(6), Local0)
+  }
+  If(Lnot(LEqual(Local0,0xFF))) {
+    Store(6, Local1)
+    Notify(\_SB.PC08.QR2B, Local0)
+  }
+
+  // PC08 Port 2C PCI-Ex Hot Plug
+  // If PM_PME event clear INTs and AttnBtnPressed
+  If( LEqual(\_SB.PC08.QR2C.PMEP,1) ) {
+    Store(\_SB.PC08.QR2C.PMEH(7), Local0)
+  } else {
+    Store (\_SB.PC08.QR2C.HPEH(7), Local0)
+  }
+  If(Lnot(LEqual(Local0,0xFF))) {
+    Store(7, Local1)
+    Notify(\_SB.PC08.QR2C, Local0)
+  }
+
+  // PC08 Port 2D PCI-Ex Hot Plug
+  // If PM_PME event clear INTs and AttnBtnPressed
+  If( LEqual(\_SB.PC08.QR2D.PMEP,1) ) {
+    Store(\_SB.PC08.QR2D.PMEH(8), Local0)
+  } else {
+    Store (\_SB.PC08.QR2D.HPEH(8), Local0)
+  }
+  If(Lnot(LEqual(Local0,0xFF))) {
+    Store(8, Local1)
+    Notify(\_SB.PC08.QR2D, Local0)
+  }
+
+  // PC09 Port 3A PCI-Ex Hot Plug
+  // If PM_PME event clear INTs and AttnBtnPressed
+  If( LEqual(\_SB.PC09.QR3A.PMEP,1) ) {
+    Store(\_SB.PC09.QR3A.PMEH(9), Local0)
+  } else {
+    Store (\_SB.PC09.QR3A.HPEH(9), Local0)
+  }
+  If(Lnot(LEqual(Local0,0xFF))) {
+    Store(9, Local1)
+    Notify(\_SB.PC09.QR3A, Local0)
+  }
+
+  // PC09 Port 3B PCI-Ex Hot Plug
+  // If PM_PME event clear INTs and AttnBtnPressed
+  If( LEqual(\_SB.PC09.QR3B.PMEP,1) ) {
+    Store(\_SB.PC09.QR3B.PMEH(10), Local0)
+  } else {
+    Store (\_SB.PC09.QR3B.HPEH(10), Local0)
+  }
+  If(Lnot(LEqual(Local0,0xFF))) {
+    Store(10, Local1)
+    Notify(\_SB.PC09.QR3B, Local0)
+  }
+
+  // PC09 Port 3C PCI-Ex Hot Plug
+  // If PM_PME event clear INTs and AttnBtnPressed
+  If( LEqual(\_SB.PC09.QR3C.PMEP,1) ) {
+    Store(\_SB.PC09.QR3C.PMEH(11), Local0)
+  } else {
+    Store (\_SB.PC09.QR3C.HPEH(11), Local0)
+  }
+  If(Lnot(LEqual(Local0,0xFF))) {
+    Store(11, Local1)
+    Notify(\_SB.PC09.QR3C, Local0)
+  }
+
+  // PC09 Port 3D PCI-Ex Hot Plug
+  // If PM_PME event clear INTs and AttnBtnPressed
+  If( LEqual(\_SB.PC09.QR3D.PMEP,1) ) {
+    Store(\_SB.PC09.QR3D.PMEH(12), Local0)
+  } else {
+    Store (\_SB.PC09.QR3D.HPEH(12), Local0)
+  }
+  If(Lnot(LEqual(Local0,0xFF))) {
+    Store(12, Local1)
+    Notify(\_SB.PC09.QR3D, Local0)
+  }
+
+  // PC12 Port 0 PCI-Ex Hot Plug
+  // If PM_PME event clear INTs and AttnBtnPressed
+  If( LEqual(\_SB.PC12.RRP0.PMEP,1) ) {
+    Store(\_SB.PC12.RRP0.PMEH(1), Local0)
+  } else {
+    Store (\_SB.PC12.RRP0.HPEH(1), Local0)
+  }
+  If(Lnot(LEqual(Local0,0xFF))) {
+    Store(1, Local1)
+    Notify(\_SB.PC12.RRP0, Local0)
+  }
+
+ // PC13 Port 1A PCI-Ex Hot Plug
+ // If PM_PME event clear INTs and AttnBtnPressed
+ If( LEqual(\_SB.PC13.RR1A.PMEP,1) ) {
+    Store(\_SB.PC13.RR1A.PMEH(1), Local0)
+  } else {
+    Store (\_SB.PC13.RR1A.HPEH(1), Local0)
+  }
+  If(Lnot(LEqual(Local0,0xFF))) {
+    Store(1, Local1)
+    Notify(\_SB.PC13.RR1A, Local0)
+  }
+
+  // PC13 Port 1B PCI-Ex Hot Plug
+  // If PM_PME event clear INTs and AttnBtnPressed
+  If( LEqual(\_SB.PC13.RR1B.PMEP,1) ) {
+    Store(\_SB.PC13.RR1B.PMEH(2), Local0)
+  } else {
+    Store (\_SB.PC13.RR1B.HPEH(2), Local0)
+  }
+  If(Lnot(LEqual(Local0,0xFF))) {
+    Store(2, Local1)
+    Notify(\_SB.PC13.RR1B, Local0)
+  }
+
+  // PC13 Port 1C PCI-Ex Hot Plug
+  // If PM_PME event clear INTs and AttnBtnPressed
+  If( LEqual(\_SB.PC13.RR1C.PMEP,1) ) {
+    Store(\_SB.PC13.RR1C.PMEH(3), Local0)
+  } else {
+    Store (\_SB.PC13.RR1C.HPEH(3), Local0)
+  }
+  If(Lnot(LEqual(Local0,0xFF))) {
+    Store(3, Local1)
+    Notify(\_SB.PC13.RR1C, Local0)
+  }
+
+  // PC13 Port 1D PCI-Ex Hot Plug
+  // If PM_PME event clear INTs and AttnBtnPressed
+  If( LEqual(\_SB.PC13.RR1D.PMEP,1) ) {
+    Store(\_SB.PC13.RR1D.PMEH(4), Local0)
+  } else {
+    Store (\_SB.PC13.RR1D.HPEH(4), Local0)
+  }
+  If(Lnot(LEqual(Local0,0xFF))) {
+    Store(4, Local1)
+    Notify(\_SB.PC13.RR1D, Local0)
+  }
+
+  // PC14 Port 2A PCI-Ex Hot Plug
+  // If PM_PME event clear INTs and AttnBtnPressed
+  If( LEqual(\_SB.PC14.RR2A.PMEP,1) ) {
+    Store(\_SB.PC14.RR2A.PMEH(5), Local0)
+  } else {
+    Store (\_SB.PC14.RR2A.HPEH(5), Local0)
+  }
+  If(Lnot(LEqual(Local0,0xFF))) {
+    Store(5, Local1)
+    Notify(\_SB.PC14.RR2A, Local0)
+  }
+
+  // PC14 Port 2B PCI-Ex Hot Plug
+  // If PM_PME event clear INTs and AttnBtnPressed
+  If( LEqual(\_SB.PC14.RR2B.PMEP,1) ) {
+    Store(\_SB.PC14.RR2B.PMEH(6), Local0)
+  } else {
+    Store (\_SB.PC14.RR2B.HPEH(6), Local0)
+  }
+  If(Lnot(LEqual(Local0,0xFF))) {
+    Store(6, Local1)
+    Notify(\_SB.PC14.RR2B, Local0)
+  }
+
+  // PC14 Port 2C PCI-Ex Hot Plug
+  // If PM_PME event clear INTs and AttnBtnPressed
+  If( LEqual(\_SB.PC14.RR2C.PMEP,1) ) {
+    Store(\_SB.PC14.RR2C.PMEH(7), Local0)
+  } else {
+    Store (\_SB.PC14.RR2C.HPEH(7), Local0)
+  }
+  If(Lnot(LEqual(Local0,0xFF))) {
+    Store(7, Local1)
+    Notify(\_SB.PC14.RR2C, Local0)
+  }
+
+  // PC15 Port 2D PCI-Ex Hot Plug
+  // If PM_PME event clear INTs and AttnBtnPressed
+  If( LEqual(\_SB.PC14.RR2D.PMEP,1) ) {
+    Store(\_SB.PC14.RR2D.PMEH(8), Local0)
+  } else {
+    Store (\_SB.PC14.RR2D.HPEH(8), Local0)
+  }
+  If(Lnot(LEqual(Local0,0xFF))) {
+    Store(8, Local1)
+    Notify(\_SB.PC14.RR2D, Local0)
+  }
+
+  // PC15 Port 3A PCI-Ex Hot Plug
+  // If PM_PME event clear INTs and AttnBtnPressed
+  If( LEqual(\_SB.PC15.RR3A.PMEP,1) ) {
+    Store(\_SB.PC15.RR3A.PMEH(9), Local0)
+  } else {
+    Store (\_SB.PC15.RR3A.HPEH(9), Local0)
+  }
+  If(Lnot(LEqual(Local0,0xFF))) {
+    Store(9, Local1)
+    Notify(\_SB.PC15.RR3A, Local0)
+  }
+
+  // PC15 Port 3B PCI-Ex Hot Plug
+  // If PM_PME event clear INTs and AttnBtnPressed
+  If( LEqual(\_SB.PC15.RR3B.PMEP,1) ) {
+    Store(\_SB.PC15.RR3B.PMEH(10), Local0)
+  } else {
+    Store (\_SB.PC15.RR3B.HPEH(10), Local0)
+  }
+  If(Lnot(LEqual(Local0,0xFF))) {
+    Store(10, Local1)
+    Notify(\_SB.PC15.RR3B, Local0)
+  }
+
+  // PC15 Port 3C PCI-Ex Hot Plug
+  // If PM_PME event clear INTs and AttnBtnPressed
+  If( LEqual(\_SB.PC15.RR3C.PMEP,1) ) {
+    Store(\_SB.PC15.RR3C.PMEH(11), Local0)
+  } else {
+    Store (\_SB.PC15.RR3C.HPEH(11), Local0)
+  }
+  If(Lnot(LEqual(Local0,0xFF))) {
+    Store(11, Local1)
+    Notify(\_SB.PC15.RR3C, Local0)
+  }
+
+  // PC15 Port 3D PCI-Ex Hot Plug
+  // If PM_PME event clear INTs and AttnBtnPressed
+  If( LEqual(\_SB.PC15.RR3D.PMEP,1) ) {
+    Store(\_SB.PC15.RR3D.PMEH(12), Local0)
+  } else {
+    Store (\_SB.PC15.RR3D.HPEH(12), Local0)
+  }
+  If(Lnot(LEqual(Local0,0xFF))) {
+    Store(12, Local1)
+    Notify(\_SB.PC15.RR3D, Local0)
+  }
+
+  // PC18 Port 0 PCI-Ex Hot Plug
+  // If PM_PME event clear INTs and AttnBtnPressed
+  If( LEqual(\_SB.PC18.SRP0.PMEP,1) ) {
+    Store(\_SB.PC18.SRP0.PMEH(1), Local0)
+  } else {
+    Store (\_SB.PC18.SRP0.HPEH(1), Local0)
+  }
+  If(Lnot(LEqual(Local0,0xFF))) {
+    Store(1, Local1)
+    Notify(\_SB.PC18.SRP0, Local0)
+  }
+
+  // PC19 Port 1A PCI-Ex Hot Plug
+  // If PM_PME event clear INTs and AttnBtnPressed
+  If( LEqual(\_SB.PC19.SR1A.PMEP,1) ) {
+    Store(\_SB.PC19.SR1A.PMEH(1), Local0)
+  } else {
+    Store (\_SB.PC19.SR1A.HPEH(1), Local0)
+  }
+  If(Lnot(LEqual(Local0,0xFF))) {
+    Store(1, Local1)
+    Notify(\_SB.PC19.SR1A, Local0)
+  }
+
+  // PC19 Port 1B PCI-Ex Hot Plug
+  // If PM_PME event clear INTs and AttnBtnPressed
+  If( LEqual(\_SB.PC19.SR1B.PMEP,1) ) {
+    Store(\_SB.PC19.SR1B.PMEH(2), Local0)
+  } else {
+    Store (\_SB.PC19.SR1B.HPEH(2), Local0)
+  }
+  If(Lnot(LEqual(Local0,0xFF))) {
+    Store(2, Local1)
+    Notify(\_SB.PC19.SR1B, Local0)
+  }
+
+  // PC19 Port 1C PCI-Ex Hot Plug
+  // If PM_PME event clear INTs and AttnBtnPressed
+  If( LEqual(\_SB.PC19.SR1C.PMEP,1) ) {
+    Store(\_SB.PC19.SR1C.PMEH(3), Local0)
+  } else {
+    Store (\_SB.PC19.SR1C.HPEH(3), Local0)
+  }
+  If(Lnot(LEqual(Local0,0xFF))) {
+    Store(3, Local1)
+    Notify(\_SB.PC19.SR1C, Local0)
+  }
+
+  // PC19 Port 1D PCI-Ex Hot Plug
+  // If PM_PME event clear INTs and AttnBtnPressed
+  If( LEqual(\_SB.PC19.SR1D.PMEP,1) ) {
+    Store(\_SB.PC19.SR1D.PMEH(4), Local0)
+  } else {
+    Store (\_SB.PC19.SR1D.HPEH(4), Local0)
+  }
+  If(Lnot(LEqual(Local0,0xFF))) {
+    Store(4, Local1)
+    Notify(\_SB.PC19.SR1D, Local0)
+  }
+
+  // PC20 Port 2A PCI-Ex Hot Plug
+  // If PM_PME event clear INTs and AttnBtnPressed
+  If( LEqual(\_SB.PC20.SR2A.PMEP,1) ) {
+    Store(\_SB.PC20.SR2A.PMEH(5), Local0)
+  } else {
+    Store (\_SB.PC20.SR2A.HPEH(5), Local0)
+  }
+  If(Lnot(LEqual(Local0,0xFF))) {
+    Store(5, Local1)
+    Notify(\_SB.PC20.SR2A, Local0)
+  }
+
+  // PC20 Port 2B PCI-Ex Hot Plug
+  // If PM_PME event clear INTs and AttnBtnPressed
+  If( LEqual(\_SB.PC20.SR2B.PMEP,1) ) {
+    Store(\_SB.PC20.SR2B.PMEH(6), Local0)
+  } else {
+    Store (\_SB.PC20.SR2B.HPEH(6), Local0)
+  }
+  If(Lnot(LEqual(Local0,0xFF))) {
+    Store(6, Local1)
+    Notify(\_SB.PC20.SR2B, Local0)
+  }
+
+  // PC20 Port 2C PCI-Ex Hot Plug
+  // If PM_PME event clear INTs and AttnBtnPressed
+  If( LEqual(\_SB.PC20.SR2C.PMEP,1) ) {
+    Store(\_SB.PC20.SR2C.PMEH(7), Local0)
+  } else {
+    Store (\_SB.PC20.SR2C.HPEH(7), Local0)
+  }
+  If(Lnot(LEqual(Local0,0xFF))) {
+    Store(7, Local1)
+    Notify(\_SB.PC20.SR2C, Local0)
+  }
+
+  // PC20 Port 2D PCI-Ex Hot Plug
+  // If PM_PME event clear INTs and AttnBtnPressed
+  If( LEqual(\_SB.PC20.SR2D.PMEP,1) ) {
+    Store(\_SB.PC20.SR2D.PMEH(8), Local0)
+  } else {
+    Store (\_SB.PC20.SR2D.HPEH(8), Local0)
+  }
+  If(Lnot(LEqual(Local0,0xFF))) {
+    Store(8, Local1)
+    Notify(\_SB.PC20.SR2D, Local0)
+  }
+
+  // PC21 Port 3A PCI-Ex Hot Plug
+  // If PM_PME event clear INTs and AttnBtnPressed
+  If( LEqual(\_SB.PC21.SR3A.PMEP,1) ) {
+    Store(\_SB.PC21.SR3A.PMEH(9), Local0)
+  } else {
+    Store (\_SB.PC21.SR3A.HPEH(9), Local0)
+  }
+  If(Lnot(LEqual(Local0,0xFF))) {
+    Store(9, Local1)
+    Notify(\_SB.PC21.SR3A, Local0)
+  }
+
+  // PC21 Port 3B PCI-Ex Hot Plug
+  // If PM_PME event clear INTs and AttnBtnPressed
+  If( LEqual(\_SB.PC21.SR3B.PMEP,1) ) {
+    Store(\_SB.PC21.SR3B.PMEH(10), Local0)
+  } else {
+    Store (\_SB.PC21.SR3B.HPEH(10), Local0)
+  }
+  If(Lnot(LEqual(Local0,0xFF))) {
+    Store(10, Local1)
+    Notify(\_SB.PC21.SR3B, Local0)
+  }
+
+  // PC21 Port 3C PCI-Ex Hot Plug
+  // If PM_PME event clear INTs and AttnBtnPressed
+  If( LEqual(\_SB.PC21.SR3C.PMEP,1) ) {
+    Store(\_SB.PC21.SR3C.PMEH(11), Local0)
+  } else {
+    Store (\_SB.PC21.SR3C.HPEH(11), Local0)
+  }
+  If(Lnot(LEqual(Local0,0xFF))) {
+    Store(11, Local1)
+    Notify(\_SB.PC21.SR3C, Local0)
+  }
+
+  // PC21 Port 3D PCI-Ex Hot Plug
+  // If PM_PME event clear INTs and AttnBtnPressed
+  If( LEqual(\_SB.PC21.SR3D.PMEP,1) ) {
+    Store(\_SB.PC21.SR3D.PMEH(12), Local0)
+  } else {
+    Store (\_SB.PC21.SR3D.HPEH(12), Local0)
+  }
+  If(Lnot(LEqual(Local0,0xFF))) {
+    Store(12, Local1)
+    Notify(\_SB.PC21.SR3D, Local0)
+  }
+
+  //If a hotplug event was serviced check if this was generated by PM_PME
+  If (Lnot (LEqual(Local0, 0))) {
+    //Clear the status bit 16 of PMEStatus
+    //Clear the PME Pending bit 17 of PMEStatus
+    If( LEqual(Local1, 1)) {
+      Store(1, \_SB.PC01.BR1A.PMES)
+      Store(1, \_SB.PC01.BR1A.PMEP)
+    }
+    If( LEqual(Local1, 2)) {
+      Store(1, \_SB.PC01.BR1B.PMES)
+      Store(1, \_SB.PC01.BR1B.PMEP)
+    }
+    If( LEqual(Local1, 3)) {
+      Store(1, \_SB.PC01.BR1C.PMES)
+      Store(1, \_SB.PC01.BR1C.PMEP)
+    }
+    If( LEqual(Local1, 4)) {
+      Store(1, \_SB.PC01.BR1D.PMES)
+      Store(1, \_SB.PC01.BR1D.PMEP)
+    }
+
+    If( LEqual(Local1, 5)) {
+      Store(1, \_SB.PC02.BR2A.PMES)
+      Store(1, \_SB.PC02.BR2A.PMEP)
+    }
+    If( LEqual(Local1, 6)) {
+      Store(1, \_SB.PC02.BR2B.PMES)
+      Store(1, \_SB.PC02.BR2B.PMEP)
+    }
+    If( LEqual(Local1, 7)) {
+      Store(1, \_SB.PC02.BR2C.PMES)
+      Store(1, \_SB.PC02.BR2C.PMEP)
+    }
+    If( LEqual(Local1, 8)) {
+      Store(1, \_SB.PC02.BR2D.PMES)
+      Store(1, \_SB.PC02.BR2D.PMEP)
+    }
+    If( LEqual(Local1, 9)) {
+      Store(1, \_SB.PC03.BR3A.PMES)
+      Store(1, \_SB.PC03.BR3A.PMEP)
+    }
+    If( LEqual(Local1, 10)) {
+      Store(1, \_SB.PC03.BR3B.PMES)
+      Store(1, \_SB.PC03.BR3B.PMEP)
+    }
+    If( LEqual(Local1, 11)) {
+      Store(1, \_SB.PC03.BR3C.PMES)
+      Store(1, \_SB.PC03.BR3C.PMEP)
+    }
+    If( LEqual(Local1, 12)) {
+      Store(1, \_SB.PC03.BR3D.PMES)
+      Store(1, \_SB.PC03.BR3D.PMEP)
+    }
+
+    If( LEqual(Local1, 1)) {
+      Store(1, \_SB.PC06.QRP0.PMES)
+      Store(1, \_SB.PC06.QRP0.PMEP)
+    }
+    If( LEqual(Local1, 1)) {
+      Store(1, \_SB.PC07.QR1A.PMES)
+      Store(1, \_SB.PC07.QR1A.PMEP)
+    }
+    If( LEqual(Local1, 2)) {
+      Store(1, \_SB.PC07.QR1B.PMES)
+      Store(1, \_SB.PC07.QR1B.PMEP)
+    }
+    If( LEqual(Local1, 3)) {
+      Store(1, \_SB.PC07.QR1C.PMES)
+      Store(1, \_SB.PC07.QR1C.PMEP)
+    }
+    If( LEqual(Local1, 4)) {
+      Store(1, \_SB.PC07.QR1D.PMES)
+      Store(1, \_SB.PC07.QR1D.PMEP)
+    }
+    If( LEqual(Local1, 5)) {
+      Store(1, \_SB.PC08.QR2A.PMES)
+      Store(1, \_SB.PC08.QR2A.PMEP)
+    }
+    If( LEqual(Local1, 6)) {
+      Store(1, \_SB.PC08.QR2B.PMES)
+      Store(1, \_SB.PC08.QR2B.PMEP)
+    }
+    If( LEqual(Local1, 7)) {
+      Store(1, \_SB.PC08.QR2C.PMES)
+      Store(1, \_SB.PC08.QR2C.PMEP)
+    }
+    If( LEqual(Local1, 8)) {
+      Store(1, \_SB.PC08.QR2D.PMES)
+      Store(1, \_SB.PC08.QR2D.PMEP)
+    }
+    If( LEqual(Local1, 9)) {
+      Store(1, \_SB.PC09.QR3A.PMES)
+      Store(1, \_SB.PC09.QR3A.PMEP)
+    }
+    If( LEqual(Local1, 10)) {
+      Store(1, \_SB.PC09.QR3B.PMES)
+      Store(1, \_SB.PC09.QR3B.PMEP)
+    }
+    If( LEqual(Local1, 11)) {
+      Store(1, \_SB.PC09.QR3C.PMES)
+      Store(1, \_SB.PC09.QR3C.PMEP)
+    }
+    If( LEqual(Local1, 12)) {
+      Store(1, \_SB.PC09.QR3D.PMES)
+      Store(1, \_SB.PC09.QR3D.PMEP)
+    }
+
+    If( LEqual(Local1, 1)) {
+      Store(1, \_SB.PC12.RRP0.PMES)
+      Store(1, \_SB.PC12.RRP0.PMEP)
+    }
+    If( LEqual(Local1, 1)) {
+      Store(1, \_SB.PC13.RR1A.PMES)
+      Store(1, \_SB.PC13.RR1A.PMEP)
+    }
+    If( LEqual(Local1, 2)) {
+      Store(1, \_SB.PC13.RR1B.PMES)
+      Store(1, \_SB.PC13.RR1B.PMEP)
+    }
+    If( LEqual(Local1, 3)) {
+      Store(1, \_SB.PC13.RR1C.PMES)
+      Store(1, \_SB.PC13.RR1C.PMEP)
+    }
+    If( LEqual(Local1, 4)) {
+      Store(1, \_SB.PC13.RR1D.PMES)
+      Store(1, \_SB.PC13.RR1D.PMEP)
+    }
+    If( LEqual(Local1, 5)) {
+      Store(1, \_SB.PC14.RR2A.PMES)
+      Store(1, \_SB.PC14.RR2A.PMEP)
+    }
+    If( LEqual(Local1, 6)) {
+      Store(1, \_SB.PC14.RR2B.PMES)
+      Store(1, \_SB.PC14.RR2B.PMEP)
+    }
+    If( LEqual(Local1, 7)) {
+      Store(1, \_SB.PC14.RR2C.PMES)
+      Store(1, \_SB.PC14.RR2C.PMEP)
+    }
+    If( LEqual(Local1, 8)) {
+      Store(1, \_SB.PC14.RR2D.PMES)
+      Store(1, \_SB.PC14.RR2D.PMEP)
+    }
+    If( LEqual(Local1, 9)) {
+      Store(1, \_SB.PC15.RR3A.PMES)
+      Store(1, \_SB.PC15.RR3A.PMEP)
+    }
+    If( LEqual(Local1, 10)) {
+      Store(1, \_SB.PC15.RR3B.PMES)
+      Store(1, \_SB.PC15.RR3B.PMEP)
+    }
+    If( LEqual(Local1, 11)) {
+      Store(1, \_SB.PC15.RR3C.PMES)
+      Store(1, \_SB.PC15.RR3C.PMEP)
+    }
+    If( LEqual(Local1, 12)) {
+      Store(1, \_SB.PC15.RR3D.PMES)
+      Store(1, \_SB.PC15.RR3D.PMEP)
+    }
+
+    If( LEqual(Local1, 1)) {
+      Store(1, \_SB.PC18.SRP0.PMES)
+      Store(1, \_SB.PC18.SRP0.PMEP)
+    }
+    If( LEqual(Local1, 1)) {
+      Store(1, \_SB.PC19.SR1A.PMES)
+      Store(1, \_SB.PC19.SR1A.PMEP)
+    }
+    If( LEqual(Local1, 2)) {
+      Store(1, \_SB.PC19.SR1B.PMES)
+      Store(1, \_SB.PC19.SR1B.PMEP)
+    }
+    If( LEqual(Local1, 3)) {
+      Store(1, \_SB.PC19.SR1C.PMES)
+      Store(1, \_SB.PC19.SR1C.PMEP)
+    }
+    If( LEqual(Local1, 4)) {
+      Store(1, \_SB.PC19.SR1D.PMES)
+      Store(1, \_SB.PC19.SR1D.PMEP)
+    }
+    If( LEqual(Local1, 5)) {
+      Store(1, \_SB.PC20.SR2A.PMES)
+      Store(1, \_SB.PC20.SR2A.PMEP)
+    }
+    If( LEqual(Local1, 6)) {
+      Store(1, \_SB.PC20.SR2B.PMES)
+      Store(1, \_SB.PC20.SR2B.PMEP)
+    }
+    If( LEqual(Local1, 7)) {
+      Store(1, \_SB.PC20.SR2C.PMES)
+      Store(1, \_SB.PC20.SR2C.PMEP)
+    }
+    If( LEqual(Local1, 8)) {
+      Store(1, \_SB.PC20.SR2D.PMES)
+      Store(1, \_SB.PC20.SR2D.PMEP)
+    }
+    If( LEqual(Local1, 9)) {
+      Store(1, \_SB.PC21.SR3A.PMES)
+      Store(1, \_SB.PC21.SR3A.PMEP)
+    }
+    If( LEqual(Local1, 10)) {
+      Store(1, \_SB.PC21.SR3B.PMES)
+      Store(1, \_SB.PC21.SR3B.PMEP)
+    }
+    If( LEqual(Local1, 11)) {
+      Store(1, \_SB.PC21.SR3C.PMES)
+      Store(1, \_SB.PC21.SR3C.PMEP)
+    }
+    If( LEqual(Local1, 12)) {
+      Store(1, \_SB.PC21.SR3D.PMES)
+      Store(1, \_SB.PC21.SR3D.PMEP)
+    }
+
+    Store(0x01,PEES)               //Clear bit 9 of Status
+    Store(0x00,PMEE)               //Clear bit 9 of GPE0_EN
+  }
diff --git a/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/IioPcieRootPortHotPlug.asl b/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/IioPcieRootPortHotPlug.asl
new file mode 100644
index 0000000000..2dd9357359
--- /dev/null
+++ b/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/IioPcieRootPortHotPlug.asl
@@ -0,0 +1,686 @@
+/** @file
+
+Copyright (c) 2018, Intel Corporation. All rights reserved.<BR>
+SPDX-License-Identifier: BSD-2-Clause-Patent
+
+**/
+
+
+//;************************************************************************;
+//;   IMPORTANT NOTE:
+//;      Code in this file should be generic/common for any IIO PCIe root port.
+//;      DO NOT use hard-coded Bus/Dev/Function # in this file.
+//;
+//;************************************************************************;
+
+
+
+  Name(DBFL, 0)   //  Debug flag    0/1 = disable/enable debug checkpoints in this file
+
+
+
+  //;************************************************************************;
+  //; This DVPS() method detects if the root port is present and hot-plug capable.
+  //;    Input :  None
+  //;    Output:  Non-zero  -  Root port is present and hot-plug capable
+  //;             Zero      -  otherwise
+  //;************************************************************************;
+  Method(DVPS,0) {
+        // Check if VID/DID = 3C0x_8086 to see if the root port exists
+        If (LNotEqual(VID, 0x8086)) { Return(Zero) }
+        //If( LNotEqual(And(DID, 0xFFF0), 0x3C00)) { Return(Zero) }
+        If( LNotEqual(And(DID, 0xFFF0), 0x2F00)) { Return(Zero) } //HSX
+        // Check the root port to see if slot is implemented and Hot-Plug Capable
+        If(LNot(And(SLIP, HPCP))) { Return(Zero) }
+        Return (One)
+  }
+
+
+  //;************************************************************************;
+  //; This HPEN() method programs "Enable ACPI mode for Hot-plug" bit based on input Arg0
+  //;        See IIO PCIe rootport MISCCTRLSTS register 188h[3] definition
+  //;    Input :  0/1   bit value to set "Enable ACPI mode for Hot-plug" (IIO PCIe rootport register 188h[3])  
+  //;    Output:  None
+  //;************************************************************************;
+  Method (HPEN, 1, Serialized) {
+
+      DB55(0x71, 0)   // debug point
+
+      // get Bus/Dev/Func information of this root port
+      Store(^^_BBN, Local0)                    // Local0 = Bus# of parent Host bus
+      //Store(_BBN, Local0)                    //  implicit reference to PC00._BBN
+      ShiftRight(_ADR, 16, Local1)             // Local1 = self Device #
+      And(_ADR, 0x0000ffff, Local2)            // Local2 = self Function #
+ 
+      // Calculate MMCFG config address of MISCCTRLSTS register at B:D:F:offset 188h
+      //Name (MISR, 0xC0000188)
+      Name (MISR, 0)                              // create a pointer to MMCFG region space
+      Add(MMBS, 0x188, MISR)                      // MISR = MMCFG_BASE_ADDR + Offset of MISCCTRLSTS CSR
+      Add(ShiftLeft(Local0, 20), MISR, MISR)      // Build bus/dev/func number fields of MISR
+      Add(ShiftLeft(Local1, 15), MISR, MISR)
+      Add(ShiftLeft(Local2, 12), MISR, MISR)
+
+      DB55(0x77, MISR)   // debug point
+
+
+      // Create OpRegion for MISCCTRLSTS register at B:D:F:offset 188h
+      OperationRegion (OP37, SystemMemory, MISR, 0x04)
+      Field (OP37, DWordAcc, NoLock, Preserve) {
+             ,   3,
+         HGPE,   1,                                  // "Enable ACPI mode for Hot-plug" (register 188h[3]) 
+      }
+
+      // Program "Enable ACPI mode for Hot-plug" bit to input Arg0
+         Store(Arg0, HGPE)
+  }
+
+  //;************************************************************************;
+  //; This DB55() method is a debug method
+  //;    Input :  Arg0   Postcode to be sent to IO Port 80h
+  //;             Arg1   DWord data to be copied to debug memory location
+  //;                     in BIOS Data Area (DBA) 40:42
+  //;    Output:  None
+  //;************************************************************************;
+  Method (DB55, 2, NotSerialized) {
+
+      If (DBFL)   {   // if debug is enabled
+        Store(Arg0, IO80)         // send postcode to port 80h
+        Store(Arg1, MDWD)         // store Arg1 to debug memory location 
+        Sleep(4000)              // stall for 4 seconds
+      }
+  }
+
+  OperationRegion (OP38, SystemMemory, 0x442, 0x04)
+  Field (OP38, AnyAcc, NoLock, Preserve) {
+       MDWD,   32,                    // dword at BIOS Data Area (BDA)  40:42 (floppy task-file), used as debug memory location
+  }
+
+
+  Method (_INI, 0, NotSerialized) {
+
+      If (LEqual(Zero,DVPS)) {
+         Return                           // Do nothing if this root port is not "Present and Hot-plugable"
+      }
+      HPEN(1)                         // No. Enable ACPI Hot-plug events
+  }
+
+
+/* Greencity code
+  OperationRegion (MCTL, SystemMemory, 0xA0048188, 0x04)
+  Field (MCTL, ByteAcc, NoLock, Preserve) {
+        ,   3,
+    HGPE,   1,
+        ,   7,
+        ,   8,
+        ,   8
+  }
+
+  Method (_INI, 0, NotSerialized) {
+    Store (0x01, HGPE)          //enable GPE message generation for ACPI hotplug support
+  }
+*/
+
+//MCWU  Changed ^HP02 to HP02 to avoid re-definition when this file is included under multiple BRxx devices
+  //Name(^HP02, Package(4){0x08, 0x40, 1, 0} )
+  Name(HP02, Package(4){0x08, 0x40, 1, 0} )
+  Method(_HPP, 0) { return(HP02) }
+
+  //
+  // begin hotplug code
+  //
+  Name(SHPC, 0x40)            // Slot Hot-plug Capable
+
+  Name(SPDS, 0x040)           // Slot Presence Detect State
+
+  Name(MRLS, 0x0)             // MRL Closed, Standby Power to slot is on
+  Name(CCOM, 0x010)           // Command Complete
+  Name(SPDC, 0x08)            // Slot Presence Detect Changes
+  Name(MRLC, 0x04)            // Slot MRL Changed
+  Name(SPFD, 0x02)            // Slot Power Fault Detected
+  Name(SABP, 0x01)            // Slot Attention Button Pressed
+
+  Name(SPOF, 0x10)            // Slot  Power Off
+  Name(SPON, 0x0F)            // Slot  Power On Mask
+
+  Name(ALMK, 0x1C)            // Slot Atten. LED Mask
+  Name(ALON, 0x01)            // Slot Atten. LED On
+  Name(ALBL, 0x02)            // Slot Atten LED Blink
+  Name(ALOF, 0x03)            // Slot Atten LED Off
+
+  Name(PLMK, 0x13)            // Slot Pwr. LED Mask
+  Name(PLON, 0x04)            // Slot Pwr. LED On
+  Name(PLBL, 0x08)            // Slot Pwr. LED Blink
+  Name(PLOF, 0x0C)            // Slot Pwr. LED Off
+
+  //;*************************************
+  //;   Bit 3 = Presence Detect Event
+  //;   Bit 2 = MRL Sensor Event
+  //;   Bit 1 = PWR Fault Event
+  //;   Bit 0 = Attention Button Event
+  //;*************************************
+  Name(HPEV, 0xF)             // Possible interrupt events (all)
+
+  //;************************************************************************;
+  //;
+  //; PCIe Slot Capabilities Register A4-A7h
+  //;    Bit - 31-7  -  Not used
+  //;    Bit -   6   -  Hot-Plug Capable
+  //;    Bit -   5   -  Hot-Plug Surprise
+  //;    Bit -   4   -  Power Indicator Present.
+  //;    Bit -   3   -  Attention Indicator Present.
+  //;    Bit -   2   -  MRL Sensor Present.
+  //;    Bit -   1   -  Power Controller Present.
+  //;    Bit -   0   -  Attention Button Present.
+  //;
+  //; PCIe Slot control Register A8-A9h
+  //;
+  //;    Bit -  10   -  PWR Control Disable
+  //;    Bit - 9:8   -  Attn Indicator
+  //;    Bit - 7:6   -  PWR Indicator
+  //;    Bit -   5   -  Hot-Plug Interrupt Event Enable
+  //;    Bit -   4   -  Command Complete Interrupt enable
+  //;    Bit -   3   -  Presence Detect Changed Interrupt enable
+  //;    Bit -   2   -  MRL Sensor Changed Interrupt enable
+  //;    Bit -   1   -  PwrFault Detect Interrupt enable
+  //;    Bit -   0   -  Attention Button Pressed Interrupt Enable
+  //;
+  //; PCIe Slot Status Registers AA-ADh
+  //;
+  //;    Bit -   6   -  Presence Detect State.
+  //;    Bit -   5   -  MRL Sensor State.
+  //;    Bit -   4   -  Command Completed.
+  //;
+  //;    RWC Status Bits
+  //;
+  //;    Bit -   3   -  Presence Detect Changed.
+  //;    Bit -   2   -  MRL Sensor Changed.
+  //;    Bit -   1   -  Power Fault Detected.
+  //;    Bit -   0   -  Attention Button Pressed.
+  //;************************************************************************;
+
+  OperationRegion(PPA4, PCI_Config, 0x00, 0x0ff)
+  Field(PPA4,ByteAcc,NoLock,Preserve) {
+
+    Offset(0x00),             //  VenderID/DeviceID register
+    VID,  16,                 //  VID = 0x8086
+    DID,  16,                 //  Device IDs for IIO PCI Express root ports are as follows:
+                              //     0x3C00: DMI mode 0x3C01: the DMI port running in PCIe mode
+                              //     0x3C02: Port 1a
+                              //     0x3C03: Port 1b
+                              //     0x3C04: Port 2a
+                              //     0x3C05: Port 2b
+                              //     0x3C06: Port 2c
+                              //     0x3C07: Port 2d
+                              //     0x3C08: Port 3a in PCIe mode
+                              //     0x3C09: Port 3b
+                              //     0x3C0A: Port 3c
+                              //     0x3C0B: Port 3d
+                              //    (0x3C0F: IIO NTB Secondary Endpoint)
+
+    Offset(0x92),	      // PXPCAP - PCIe CAP Register
+    ,     8,
+    SLIP, 1,                  //    bit8   Slot Implemented
+
+    offset(0xA4),             // SLTCAP - Slot Capabilities Register
+    ATBP,1,                   //    bit0   Attention Button Present
+    PWCP,1,                   //    bit1   Power Controller Present
+    MRSP,1,                   //    bit2   MRL Sensor Present
+    ATIP,1,                   //    bit3   Attention Indicator Present
+    PWIP,1,                   //    bit4   Power Indicator Present
+    HPSR,1,                   //    bit5   Hot-Plug Surprise
+    HPCP,1,                   //    bit6   Hot-Plug Capable
+
+    offset(0xA8),             // SLTCON - PCIE Slot Control Register
+    ABIE,1,                   //    bit0   Attention Button Pressed Interrupt Enable
+    PFIE,1,                   //    bit1   Power Fault Detected Interrupt Enable
+    MSIE,1,                   //    bit2   MRL Sensor Changed Interrupt Enable
+    PDIE,1,                   //    bit3   Presence Detect Changed Interrupt Enable.
+    CCIE,1,                   //    bit4   Command Complete Interrupt Enable.
+    HPIE,1,                   //    bit5   Hot-plug Interrupt Enable.
+    SCTL,5,                   //    bit[10:6]  Attn/Power indicator and Power controller.
+
+    offset(0xAA),             // SLTSTS - PCIE Slot Status Register
+    SSTS,7,                   // The status bits in Slot Status Reg
+   ,1,
+}
+
+  OperationRegion(PPA8, PCI_Config, 0x00, 0x0ff)
+  Field(PPA8,ByteAcc,NoLock,Preserve) {
+    Offset(0xA8),             // SLTCON - PCIE Slot Control Register
+    ,6,
+    ATID,2,                   //    bit[7:6]   Attention Indicator Control.
+    PWID,2,                   //    bit[9:8]   Power Indicator Control.
+    PWCC,1,                   //    bit[10]    Power Controller Control.
+    ,5,
+    Offset(0xAA),             // SLTSTS - PCIE Slot status Register  (WRC)
+    ABPS,1,                   //     bit0  Attention Button Pressed Status (RWC)
+    PFDS,1,                   //     bit1  Power Fault Detect Status (RWC)
+    MSCS,1,                   //     bit2  MRL Sensor Changed Status
+    PDCS,1,                   //     bit3  Presence Detect Changed Status
+    CMCS,1,                   //     bit4  Command Complete Status
+    MSSC,1,                   //     bit5  MRL Sensor State
+    PRDS,1,                   //     bit6  Presence Detect State
+    ,1,
+  }
+
+  //;************************************************************************;
+  //; This OSHP (Operating System Hot Plug) method is provided for each HPC
+  //; which is controlled by ACPI. This method disables ACPI access to the
+  //; HPC and restores the normal System Interrupt and Wakeup Signal
+  //; connection.
+  //;************************************************************************;
+  Method(OSHP) {              // OS call to unhook Legacy ASL PCI-Express HP code.
+    Store(0, SSTS)            // Clear any status
+//    Store(0x0, HGPE)          // Disable GPE generation
+    HPEN(0)                 // Disable GPE generation
+  }
+
+  //;************************************************************************;
+  //; Hot Plug Controller Command Method
+  //;
+  //; Input: Arg0 - Command to issue
+  //;
+  //;************************************************************************;
+  Method(HPCC,1) {
+    Store(SCTL, Local0)           // get current command state
+    Store(0,    Local1)           // reset the timeout value
+    If(LNotEqual(Arg0, Local0)) { // see if state is different
+      Store(Arg0, SCTL)           // Update the Slot Control
+      While(LAnd (LNot(CMCS), LNotEqual(100, Local1))) {    // spin while CMD complete bit is not set,
+                                                            // check for timeout to avoid dead loop
+        Store(0x2C, IO80)
+        Sleep(2)                  // allow processor time slice
+        Add(Local1, 2, Local1)
+      }
+      Store(0x1, CMCS)            // Clear the command complete status
+    }
+  }
+
+  //;************************************************************************;
+  //; Attention Indicator Command
+  //;
+  //; Input: Arg0 - Command to issue
+  //;               1 = ON
+  //;               2 = Blink
+  //;               3 = OFF
+  //;************************************************************************;
+  Method(ATCM,1) {
+    Store(SCTL, Local0)           // Get Slot Control
+    And(Local0, ALMK, Local0)     // Mask the Attention Indicator Bits
+    If(LEqual(Arg0, 0x1)){        // Attenion indicator "ON?"
+      Or(Local0, ALON, Local0)    // Set the Attention Indicator to "ON"
+    }
+    If(LEqual(Arg0, 0x2)){        // Attenion indicator "BLINK?"
+      Or(Local0, ALBL, Local0)    // Set the Attention Indicator to "BLINK"
+    }
+    If(LEqual(Arg0, 0x3)){        // Attenion indicator "OFF?"
+      Or(Local0, ALOF, Local0)    // Set the Attention Indicator to "OFF"
+    }
+    HPCC(Local0)
+  }
+
+  //;************************************************************************;
+  //; Power Indicator Command
+  //;
+  //; Input: Arg0 - Command to issue
+  //;               1 = ON
+  //;               2 = Blink
+  //;               3 = OFF
+  //;************************************************************************;
+  Method(PWCM,1){
+    Store(SCTL, Local0)           // Get Slot Control
+    And(Local0, PLMK, Local0)     // Mask the Power Indicator Bits
+    If(LEqual(Arg0, 0x1)){        // Power indicator "ON?"
+      Or(Local0, PLON, Local0)    // Set the Power Indicator to "ON"
+    }
+    If(LEqual(Arg0, 0x2)){        // Power indicator "BLINK?"
+      Or(Local0, PLBL, Local0)    // Set the Power Indicator to "BLINK"
+    }
+    If(LEqual(Arg0, 0x3)){        // Power indicator "OFF?"
+      Or(Local0, PLOF, Local0)    // Set the Power Indicator to "OFF"
+    }
+    HPCC(Local0)
+  }
+
+  //;************************************************************************;
+  //; Power Slot Command
+  //;
+  //; Input: Arg0 - Command to issue
+  //;               1 = Slot Power ON
+  //;               2 = Slot Power Off
+  //;************************************************************************;
+  Method(PWSL,1){
+    Store(SCTL, Local0)           // Get Slot Control
+    If(Arg0){                     // Power Slot "ON" Arg0 = 1
+      And(Local0, SPON, Local0)   // Turns the Power "ON"
+    } Else {                      // Power Slot "OFF"
+      Or(Local0, SPOF, Local0)    // Turns the Power "OFF"
+    }
+    HPCC(Local0)
+  }
+
+  //;************************************************************************;
+  //; _OST Methods to indicate that the device Eject/insert request is
+  //; pending, OS could not complete it
+  //;
+  //; Input: Arg0 - Value used in Notify to OS
+  //;               0x00 - card insert
+  //;               0x03 - card eject  
+  //;        Arg1 - status of Notify
+  //;               0 - success
+  //;               0x80 - Ejection not supported by OSPM
+  //;               0x81 - Device in use
+  //;               0x82 - Device Busy
+  //;               0x84 - Ejection in progress-pending
+  //;************************************************************************;
+  Method(_OST,3,Serialized) {
+    Switch(And(Arg0,0xFF)) {      // Mask to retain low byte
+      Case(0x03) {                // Ejection Request
+        Switch(ToInteger(Arg1)) {
+          Case(Package() {0x80, 0x81, 0x82, 0x83}) {
+            //
+            // Ejection Failure for some reason
+            //
+            If (Lnot(PWCC)) {     // if slot is powered
+              PWCM(0x1)           // Set PowerIndicator to ON
+              Store(0x1,ABIE)     // Set AttnBtn Interrupt ON
+            }
+          }
+        }
+      }
+    }
+  } // End _OST
+
+  //;************************************************************************;
+  //; Eject Control Methods to indicate that the device is hot-ejectable and
+  //; should "eject" the device.
+  //;
+  //; Input: Arg0 - Not use.
+  //;
+  //;************************************************************************;
+  Method(EJ02, 1){
+    Store(0xFF, IO80)
+    Store(SCTL, Local0)             // Get IOH Port 9/SLot3 Control state
+    if( LNot( LEqual( ATID, 1))) {  // Check if Attention LED is not solid "ON"
+      And(Local0, ALMK, Local0)     //  Mask the Attention Indicator Bits
+      Or(Local0, ALBL, Local0)      //  Set the Attention Indicator to blink
+    }
+    HPCC(Local0)                    // issue command
+
+    Store(SCTL, Local0)             // Get IOH Port 9/SLot3 Control state
+    Or(Local0, SPOF, Local0)        // Set the Power Controller Control to Power Off
+    HPCC(Local0)
+
+    Store(SCTL, Local0)             // Get PEXH Port 9/SLot3 Control state
+    Or(Local0, PLOF, Local0)        // Set the Power Indicator to Off.
+    HPCC(Local0)
+  }  // End of EJ02
+
+  //;************************************************************************;
+  //; PM_PME Wake Handler for Slot 3 only
+  //;
+  //; Input: Arg0 - Slot Number
+  //;
+  //;************************************************************************;
+  Method(PMEH,1){                   // Handler for PCI-E PM_PME Wake Event/Interrupt (GPI xxh)
+    If(And(HPEV, SSTS)){            // Check for Hot-Plug Events
+      If(ABPS) {
+        Store (Arg0, IO80)          // Send slot number to Port 80
+        Store(0x1, ABPS)            // Clear the interrupt status
+        Sleep(200)                  // delay 200ms
+      }
+    }
+    Return (0xff)                   // Indicate that this controller did not interrupt
+  }  // End of Method PMEH
+
+  //;************************************************************************;
+  //; Hot-Plug Handler for an IIO PCIe root port slot
+  //;
+  //; Input: Arg0 - Slot Numnber (not used)
+  //; Output: 
+  //;    0xFF - No hotplug event detected
+  //;    0x03 - Eject Request detected
+  //;    0x00 - Device Presence Changed
+  //;
+  //;************************************************************************;
+  Method(HPEH,1){                   // Handler for PCI-E Hot-Plug Event/Interupt Called from \_SB.GPE._L01()
+
+    If (LEqual(Zero,DVPS)) {
+       Return (0xff)                // Do nothing if root port is not "Present and Hot-plugable"
+    }
+
+    Store(0x22, IO80)
+    Sleep(100)
+    Store(0,CCIE)                   // Disable command interrupt
+    If(And(HPEV, SSTS)){            // Check for Hot-Plug Events
+      Store(0x3A, IO80)
+      Sleep(10)
+      Store(PP3H(0x0), Local0)      // Call the Slot 3 Hot plug Interrupt Handler
+      Return(Local0)                // Return PP2H information
+    }
+    Else{
+      Return (0xff)                 // Indicate that this controller did not interrupt
+    }
+    Store(0x2F, IO80)
+    Sleep(10)
+  }  // End of Method HPEH
+
+  //;************************************************************************;
+  //; Interrut Event Handler
+  //;
+  //; Input: Arg0 - Slot Numnber
+  //;
+  //;************************************************************************;
+  Method(PP3H,1){                     // Slot 3 Hot plug Interrupt Handler
+    //
+    // Check for the Atention Button Press, Slot Empty/Presence, Power Controller Control.
+    //
+    Sleep(200)                        // HW Workaround for AttentionButton Status to stabilise
+    If(ABPS) {                        // Check if Attention Button Pressed for Device 4
+      If(LNot(PRDS)) {                // See if nothing installed (no card in slot)
+        PWSL(0x0)                     // make sure Power is Off
+        PWCM(0x3)                     // Set Power Indicator to "OFF"
+        //
+        // Check for MRL here and set attn indicator accordingly
+        //
+        If(LEqual(MSSC,MRLS)) {       // Standby power is on - MRL closed
+          ATCM(0x2)                   // Set Attention Indicator to "BLINK"
+        } else {                      // Standby power is off - MRL open
+         ATCM(0x3)                    // set attention indicator "OFF"
+        }
+        Store(0x0, ABIE)              // set Attention Button Interrupt to disable
+        Store(0x1, ABPS)              // Clear the interrupt status
+        Sleep(200)                    // delay 200ms
+        Return(0xff)                  // Attn Button pressed without card in slot. Do nothing
+      }
+      //
+      // Card is present in slot so....
+      //
+      Store(0x0, ABIE)                // set Attention Button Interrupt to disable
+                                      // Attn Btn Interrupt has to be enabled only after an insert oprn
+      Store(0x1, ABPS)                // Clear the interrupt status
+      Sleep(200)                      // delay 200ms
+      //
+      // Check for MRL here - only if SPWR is OFF blink AttnInd and retun 0xff
+      //
+      If(LNot(LEqual(MSSC,MRLS))) {   // Standby power is off
+         PWSL(0x0)                    // make sure Power is Off
+         PWCM(0x3)                    // Set Power Indicator to "OFF"
+         ATCM(0x2)                    // Set Attention Indicator to "BLINK"
+         Return(0xff)                 // Attn Button pressed with card in slot, but MRL open. Do nothing
+      }
+      //Card Present, if StandbyPwr is ON proceed as below with Eject Sequence
+      If(PWCC) {                      // Slot not Powered
+        PWCM(0x3)                     // Set Power Indicator to "OFF"
+        ATCM(0x2)                     // Set Attention Indicator to "BLINK"
+        Return(0xff)                  // Attn Button pressed with card in slot, MRL closed, Slot not powered. Do nothing
+      } else {                        // See if Slot is already Powered
+        PWCM(0x2)                     // Set power Indicator to BLINK
+        Sleep(600)                    // Wait 100ms
+        Store(600, Local0)            // set 5 second accumulator to 0
+        Store(0x1, ABPS)              // Clear the interrupt status
+        Sleep(200)                    // delay 200ms
+        While(LNot(ABPS)) {           // check for someone pressing Attention
+          Sleep(200)                  // Wait 200ms
+          Add(Local0, 200, Local0)
+          If(LEqual(5000, Local0)) {  // heck if 5sec has passed without pressing attnetion btn
+            Store(0x1, ABPS)          // Clear the interrupt status
+            Sleep(200)                // delay 200ms 
+            Return (0x3)              // continue with Eject request
+          }
+        }
+        PWCM(0x1)                     // Set power Indicator baCK "ON"
+        Store(0x1, ABPS)              // Clear the Attention status
+        Sleep(200)                    // delay 200ms
+        Store(0x1, ABIE)              // set Attention Button Interrupt to enable
+        Return (0xff)                 // do nothing and abort
+      }
+    }  // End if for the Attention Button Hot Plug Interrupt.
+
+    If(PFDS) {                        // Check if Power Fault Detected
+      Store(0x1, PFDS)                // Clear the Power Fault Status
+      PWSL(0x0)                       // set Power Off
+      PWCM(0x3)                       // set power indicator to OFF
+      ATCM(0x1)                       // set attention indicator "ON"
+      Return(0x03)            // Eject request.
+    }  // End if for the Power Fault Interrupt.
+
+    If(MSCS) {                        // Check interrupt caused by the MRL Sensor
+      Store(0x1, MSCS)                // Clear the MRL Status
+      If(LEqual(MSSC,MRLS)) {         // Standby power is on - MRL closed
+        If(PRDS) {                    // Card is Present
+                                      // Slot Power is Off, so power up the slot
+        ATCM(0x3)                     // Set Attention Indicator to off
+        PWCM(0x2)                     // Set Power Indicator to Blink
+        Sleep(600)                    // Wait 100ms
+        Store(600, Local0)            // set 5 second accumulator to 0
+        Store(0x1, ABPS)              // Clear the interrupt status
+        While(LNot(ABPS)) {           // check for someone pressing Attention
+          Sleep(200)                  // Wait 200ms
+          Add(Local0, 200, Local0)
+          If(LEqual(5000, Local0)) {  // Check if 5 sec elapsed
+            Store(0x1, ABIE)          // Enable Attention button interrupt
+            ATCM(0x3)                 // set attention indicator "OFF"
+            PWSL(0x1)                 // Power the Slot
+            Sleep(500)                // Wait for .5 Sec for the Power to Stabilize.
+            // Check for the Power Fault Detection
+            If(LNot(PFDS)) {                    // No Power Fault
+              PWCM(0x1)                         // Set Power Indicator to "ON"
+              // Or(LVLS, 0x000010000, LVLS)    // Enable the Device 4 Slot Clock (GPIO16)
+              // Notify the OS to load the Driver for the card
+              Store(0x00, Local1)
+              Store(0x1, ABIE)                  // Enable Attention button interrupt
+            } Else {                            // Power Fault present
+              PWSL(0x0)                         // set Slot Power Off
+              PWCM(0x3)                         // set power indicator to OFF
+              ATCM(0x1)                         // set attention indicator "ON"
+              // And (LVLS, 0x0FFFEFFFF, LVLS)  // Disable the Device 4 Slot Clock (GPIO16)
+              Store(0x03, Local1)               // Eject request.
+            }                                   // End if for the Slot Power Fault
+              Store(0x1, ABPS)                  // Clear the Attention status
+              Sleep(200)                        // delay 200ms
+              Return(Local1)
+            }
+          }
+          //
+          // someone pressed Attention Button
+          //
+          Store(0x1, ABPS)          // Clear the Attention status
+          Sleep(200)                // delay 200ms
+          PWSL(0x0)                 // Set Slot Power off
+          PWCM(0x3)                 // Set Power Indicator back to "OFF"
+          ATCM(02)                  // Set Attention Indicator to "BLINK"
+          Return(0xff)              // leave it off
+          // End of Insert sequence
+        }
+        //MRL is closed, Card is not present
+        PWSL(0x0)                   // Set Slot Power off
+        PWCM(0x3)                   // Set Power Indicator back to "OFF"
+        ATCM(02)                    // Set Attention Indicator to "BLINK"
+        Return(0xff)                // leave it off
+      } else {                      // MRL is open i.e Stdby power is turned off
+        If(PRDS) {
+          //card present MRL switched off
+          ATCM(0x2)                 // Set Attention Indicator to "BLINK"
+          If(Lnot(PWCC)) {          // If slot is powered
+            // This event is not supported and someone has opened the MRL and dumped the power
+            //  on the slot with possible pending transactions. This could hose the OS.
+            // Try to Notify the OS to unload the drivers.
+            PWSL(0x0)               // Set Slot Power off
+            PWCM(0x3)               // Set Power Indicator back to "OFF"
+            Return(0x03)            // Eject request.
+          } else {                  // Slot not powered, MRL is opened, card still in slot - Eject not fully complete
+            Return(0xFF)
+          }
+        }
+        //no card present and Stdby power switched off, turn AI off
+        ATCM(0x3)                   // Set Attention Indicator to "OFF"
+        Return(0xff)                // leave it off
+      }                             // End of MRL switch open/close state
+    }                               // End of MRL Sensor State Change
+
+    If(PDCS) {                      // Check if Presence Detect Changed Status
+      Store(0x1, PDCS)              // Clear the Presence Detect Changed Status
+      If(LNot(PRDS)) {              // Slot is Empty
+        PWSL(0x0)                   // Set Slot Power "OFF"
+        PWCM(0x3)                   // set power indicator to "OFF"
+        If(LEqual(MSSC,MRLS)) {     // If Standby power is on
+          ATCM(0x2)                 // Set Attention Indicator to "Blink"
+        } else {
+          ATCM(0x3)                 // Set Attention Indicator to "OFF"
+        }
+        Return(0xFF)                // Do nothing
+      } Else {                      // Slot Card is inserted
+        // Irrespective of MRL state blink indicator
+        PWSL(0x0)                   // Set Slot Power off
+        PWCM(0x3)                   // Set Power Indicator back to "OFF"
+        ATCM(0x2)                   // Set Attention Indicator to "Blink"
+        Return(0xFF)                // Do nothing
+      }
+    }  // End if for the Presence Detect Changed Hot Plug Interrupt.
+    Return(0xff)    // should not get here, but do device check if it does.
+  }  // End of method PP5H
+  //
+  // End of hotplug code
+  //
+
+  Device(H000) {
+    Name(_ADR, 0x00000000)
+    Name(_SUN, 0x0002)              // Slot User Number
+    Method(_EJ0, 1) { EJ02(Arg0) }  // Remove all power from the slot
+  }
+  Device(H001) {
+    Name(_ADR, 0x00000001)
+    Name(_SUN, 0x0002)              // Slot User Number
+    Method(_EJ0, 1) { EJ02(Arg0) }  // Remove all power from the slot
+  }
+  Device(H002) {
+    Name(_ADR, 0x00000002)
+    Name(_SUN, 0x0002)              // Slot User Number
+    Method(_EJ0, 1) { EJ02(Arg0) }  // Remove all power from the slot
+  }
+  Device(H003) {
+    Name(_ADR, 0x00000003)
+    Name(_SUN, 0x0002)              // Slot User Number
+    Method(_EJ0, 1) { EJ02(Arg0) }  // Remove all power from the slot
+  }
+      Device(H004) {
+    Name(_ADR, 0x00000004)
+    Name(_SUN, 0x0002)              // Slot User Number
+    Method(_EJ0, 1) { EJ02(Arg0) }  // Remove all power from the slot
+  }
+  Device(H005) {
+    Name(_ADR, 0x00000005)
+    Name(_SUN, 0x0002)              // Slot User Number
+    Method(_EJ0, 1) { EJ02(Arg0) }  // Remove all power from the slot
+  }
+  Device(H006) {
+    Name(_ADR, 0x00000006)
+    Name(_SUN, 0x0002)              // Slot User Number
+    Method(_EJ0, 1) { EJ02(Arg0) }  // Remove all power from the slot
+  }
+  Device(H007) {
+    Name(_ADR, 0x00000007)
+    Name(_SUN, 0x0002)              // Slot User Number
+    Method(_EJ0, 1) { EJ02(Arg0) }  // Remove all power from the slot
+  }
diff --git a/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/Itss.asl b/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/Itss.asl
new file mode 100644
index 0000000000..af3f6581db
--- /dev/null
+++ b/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/Itss.asl
@@ -0,0 +1,32 @@
+/** @file
+
+Copyright (c) 2018, Intel Corporation. All rights reserved.<BR>
+SPDX-License-Identifier: BSD-2-Clause-Patent
+
+**/
+
+// ITSS
+// Define the needed ITSS registers used by ASL on Interrupt
+// mapping.
+
+scope(\_SB){
+      OperationRegion(ITSS, SystemMemory, 0xfdc43100, 0x208)
+      Field(ITSS, ByteAcc, NoLock, Preserve)
+      {
+        PARC, 8,
+        PBRC, 8,
+        PCRC, 8,
+        PDRC, 8,
+        PERC, 8,
+        PFRC, 8,
+        PGRC, 8,
+        PHRC, 8,
+       Offset(0x200),   // Offset 3300h ITSSPRC - ITSS Power Reduction Control
+            , 1,
+            , 1,
+        SCGE, 1,        // ITSSPRC[2]: 8254 Static Clock Gating Enable (8254CGE)
+
+      }
+}
+
+
diff --git a/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/Mother.asi b/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/Mother.asi
new file mode 100644
index 0000000000..863518b3a5
--- /dev/null
+++ b/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/Mother.asi
@@ -0,0 +1,202 @@
+/** @file
+
+Copyright (c) 2018, Intel Corporation. All rights reserved.<BR>
+SPDX-License-Identifier: BSD-2-Clause-Patent
+
+**/
+
+Device (DMAC) {
+  Name (_HID, EISAID("PNP0200"))
+  Name (_CRS,ResourceTemplate() {
+    IO(Decode16, 0x0, 0x0, 0, 0x10)
+    IO(Decode16, 0x81, 0x81, 0, 0x3)
+    IO(Decode16, 0x87, 0x87, 0, 0x1)
+    IO(Decode16, 0x89, 0x89, 0, 0x3)
+    IO(Decode16, 0x8f, 0x8f, 0, 0x1)
+    IO(Decode16, 0xc0, 0xc0, 0, 0x20)
+    DMA(Compatibility,NotBusMaster,Transfer8) {4}
+  })
+}
+
+Device (RTC) {
+  Name (_HID,EISAID("PNP0B00"))
+  Name (_CRS,ResourceTemplate() {
+    IO(Decode16,0x70,0x70,0x01,0x02)
+    IO(Decode16,0x74,0x74,0x01,0x04)
+    IRQNoFlags(){8}
+  })
+}
+
+Device (PIC) {
+  Name (_HID,EISAID("PNP0000"))
+  Name (_CRS,ResourceTemplate() {
+    IO(Decode16,0x20,0x20,0x01,0x1E)        // length of 1Eh includes all aliases
+    IO(Decode16,0xA0,0xA0,0x01,0x1E)
+    IO(Decode16,0x4D0,0x4D0,0x01,0x02)
+  })
+}
+
+Device (FPU) {
+  Name (_HID,EISAID("PNP0C04"))
+  Name (_CRS,ResourceTemplate() {
+    IO(Decode16,0xF0,0xF0,0x01,0x1)
+    IRQNoFlags(){13}
+  })
+}
+
+Device(TMR)
+{
+  Name(_HID,EISAID("PNP0100"))
+
+  Name(_CRS,ResourceTemplate() {
+    IO(Decode16,0x40,0x40,0x01,0x04)
+    IO(Decode16,0x50,0x50,0x01,0x04)        // alias
+    IRQNoFlags(){0}
+  })
+}
+
+Device (SPKR) {
+  Name (_HID,EISAID("PNP0800"))
+  Name (_CRS,ResourceTemplate() {
+    IO(Decode16,0x61,0x61,0x01,0x01)
+  })
+}
+
+//
+// all "PNP0C02" devices- pieces that don't fit anywhere else
+//
+Device(XTRA) {
+  Name(_HID,EISAID("PNP0C02"))        // Generic motherboard devices
+  Name(_CRS,
+    ResourceTemplate() {
+      IO(Decode16,0x500,0x500,0x01,0x40)                  // GPIO space, ICH5
+      IO(Decode16,0x400,0x400,0x01,0x80)                  // PM IO, ICH5
+      IO(Decode16,0x92,0x92,0x01,0x01)                    // INIT & Fast A20 port, ICH5
+      //
+      // Resource conflict with COM Port
+      //
+      //IO(Decode16,0x680,0x680,0x01,0x80)                  // Runtime registers, National SIO
+      IO(Decode16,0x10,0x10,0x01,0x10)
+      IO(Decode16,0x72,0x72,0x01,0x02)
+      IO(Decode16,0x80,0x80,0x01,0x01)
+      IO(Decode16,0x84,0x84,0x01,0x03)
+      IO(Decode16,0x88,0x88,0x01,0x01)
+      IO(Decode16,0x8c,0x8c,0x01,0x03)
+      IO(Decode16,0x90,0x90,0x01,0x10)
+      //
+      // SMBus decode range 
+      //
+      IO(Decode16,0x540,0x540,0x01,0x40)
+      //
+      // Pilot Mail Box decode range
+      //
+      IO(Decode16,0x600,0x600,0x01,0x20)
+      //
+      // BMC KCS decode range
+      //
+      IO(Decode16,0xCA0,0xCA0,0x01,0x6)
+      //
+      // Performance Status and control ports decode range
+      //
+      IO(Decode16,0x880,0x880,0x01,0x4)
+
+      //IO Descriptor added for range 800-81f for S501302
+      IO(Decode16,0x800,0x800,0x01,0x20)
+      //IO Descriptor added for range 2F8-2FF for S501706
+      //IO(Decode16,0x2F8,0x2F8,0x01,0x08)
+      //IO(Decode16,0x60,0x60,0x01,0x01)
+      //IO(Decode16,0x64,0x64,0x01,0x01)
+
+      //PCH_ACPI_FLAG: RCBA is not supported in SPT
+      //
+      // RCBA memory range
+      //
+      //Memory32Fixed (ReadOnly, 0xFED1C000, 0x6FFFF) // ICH9 bios spec section 5.10 - reserved memory address space.
+      Memory32Fixed (ReadOnly, 0xFED1C000, 0x24000) // ICH9 bios spec section 5.10 - reserved memory address space.
+      // Leave FED40000-FED45000 for TPM
+      Memory32Fixed (ReadOnly, 0xFED45000, 0x47000) // ICH9 bios spec section 5.10 - reserved memory address space.
+
+      //
+      // FLASH range
+      //
+      Memory32Fixed (ReadOnly, 0xFF000000, 0x1000000) //16MB as per IIO spec
+
+      //
+      // Local APIC range(0xFEE0_0000 to 0xFEEF_FFFF)
+      //
+      Memory32Fixed (ReadOnly, 0xFEE00000, 0x100000)
+
+      //
+      // HECI range, 32 bytes from HECI1_BASE_ADDRESS (0xFE90_0000 to 0xFE90_001F)
+      //
+      //Memory32Fixed (ReadWrite, 0xFE900000, 0x20)
+      Memory32Fixed (ReadWrite, 0xFED12000, 0x10)
+
+      //
+      // HECI range, 32 bytes from HECI2_BASE_ADDRESS (0xFEA0_0000 to 0xFEA0_001F)
+      //
+      //Memory32Fixed (ReadWrite, 0xFEA00000, 0x20)
+      Memory32Fixed (ReadWrite, 0xFED12010, 0x10)
+
+      //
+      // IIO RCBA memory range
+      //
+      Memory32Fixed (ReadOnly, 0xFED1B000, 0x1000)
+    }
+  )
+}
+
+//
+// High Performance Event Timer (HPET)
+//
+Device (HPET) {
+  Name (_HID, EisaId ("PNP0103"))
+
+  Method (_STA, 0, NotSerialized) {
+    If (\HPTE) {
+      Return (0x0F)
+    } Else {
+      Return (0x00)
+    }
+  }
+
+  Name (CRS0, ResourceTemplate () {
+    Memory32Fixed (ReadWrite, 0xFED00000, 0x00000400)
+  })
+
+  Name (CRS1, ResourceTemplate () {
+    Memory32Fixed (ReadWrite, 0xFED01000, 0x00000400)
+  })
+
+  Name (CRS2, ResourceTemplate () {
+    Memory32Fixed (ReadWrite, 0xFED02000, 0x00000400)
+  })
+
+  Name (CRS3, ResourceTemplate () {
+    Memory32Fixed (ReadWrite, 0xFED03000, 0x00000400)
+  })
+
+  //
+  // Owning control method can't be re-entrant, so _CRS must be Serialized
+  //
+  Method (_CRS, 0, Serialized) {
+    Switch (ToInteger(\HPTB)) {
+      Case (0xFED00000) {
+        Return (CRS0)
+      }
+
+      Case (0xFED01000) {
+        Return (CRS1)
+      }
+
+      Case (0xFED02000) {
+        Return (CRS2)
+      }
+
+      Case (0xFED03000) {
+        Return (CRS3)
+      }
+    }
+    Return (CRS0)
+  }
+}
\ No newline at end of file
diff --git a/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/Os.asi b/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/Os.asi
new file mode 100644
index 0000000000..532e5ba448
--- /dev/null
+++ b/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/Os.asi
@@ -0,0 +1,145 @@
+/** @file
+
+Copyright (c) 2018, Intel Corporation. All rights reserved.<BR>
+SPDX-License-Identifier: BSD-2-Clause-Patent
+
+**/
+
+Scope (\_SB) {
+
+  Name (XCNT, 0)
+  Name (OSYS, 0)   // Global variable for type of OS.
+
+  //
+  // Device specific method
+  //
+  Method (_DSM, 4, Serialized) {
+    If (LEqual(Arg0,ToUUID("663E35AF-CC10-41A4-88EA-5470AF055295"))){
+
+      // L1 DIR POINTER
+      Switch (ToInteger(Arg2)) {
+        //
+        //Function 0: Return supported functions, based on revision
+        //
+        Case(0)
+        {
+          Switch (ToInteger(Arg1)) {
+            Case(0) { 
+              If (Lequal(EMCA,1))
+              {
+                Return ( Buffer() {0x3} )
+              }
+              Else
+              {
+                Return (Buffer() {0})
+              }
+            }
+          }
+            
+        } 
+        //
+        // Function 1: 
+        //
+        Case(1) {Return (LDIR) }
+        Default { }
+      } 
+    }
+
+    Return (Buffer() {0})
+  }
+
+  Method (_INI) {
+
+    If (CondRefOf (_OSI)) {
+
+      If (\_OSI ("Windows 2001.1 SP1")) {
+        Store (5, OSYS)      // Windows Server 2003 SP1
+      }
+
+      If (\_OSI ("Windows 2001.1")) {
+        Store (6, OSYS)      // Windows Server 2003
+      }
+
+      If (\_OSI ("Windows 2001 SP2")) {
+        Store (7, OSYS)      // Windows XP SP2
+      }
+
+      If (\_OSI ("Windows 2001")) {
+        Store (8, OSYS)      // Windows XP
+      }
+
+      If (\_OSI ("Windows 2006.1")) {
+        Store (9, OSYS)      // Windows Server 2008
+      }
+
+      If (\_OSI ("Windows 2006 SP1")) {
+        Store (10, OSYS)      // Windows Vista SP1
+      } 
+
+      If (\_OSI ("Windows 2006")) {
+        Store (11, OSYS)      // Windows Vista
+      }
+
+      If (\_OSI ("Windows 2009")) {
+        Store (12, OSYS)      // Windows Server 2008 R2 & Windows 7
+      }
+
+      If (\_OSI ("Windows 2012")) {
+        Store (13, OSYS)      // Windows Server 2012 & Windows 8
+      }
+
+      If (\_OSI ("Windows 2013")) {
+        Store (14, OSYS)      // Windows Server 2012 R2 & Windows 8.1
+      }
+
+      If (\_OSI ("Windows 2015")) {
+        Store (15, OSYS)      // Windows 10 & Windows Server Technical Preview
+      }
+
+      If (\_OSI ("Windows 2016")) {
+        Store (16, OSYS)      // Windows 10, version 1607
+      }
+
+      If (\_OSI ("Windows 2017")) {
+        Store (17, OSYS)      // Windows 10, version 1703
+      }
+
+      //
+      // Check Linux also
+      //
+      If (\_OSI ("Linux")) {
+        Store (1, OSYS)
+      }
+
+      If (\_OSI ("FreeBSD")) {
+        Store (2, OSYS)
+      }
+
+      If (\_OSI ("HP-UX")) {
+        Store (3, OSYS)
+      }
+
+      If (\_OSI ("OpenVMS")) {
+        Store (4, OSYS)
+      }
+
+      //
+      // Running WinSvr2012, Win8, or later?
+      //
+      If (LGreaterEqual (\_SB.OSYS, 13)) {
+        //
+        // It is Svr2012 or Win8
+        // Call xHCI device to switch USB ports over
+        //  unless it has been done already
+        //
+        If (LEqual (XCNT, 0)) {
+          Store (0x84, IO80)
+          Increment (XCNT)
+        }
+      } Else {
+        Store (\_SB.OSYS, IO80)
+      }
+    }  
+  } // End Method (_INI)
+  
+} // End Scope (_SB)
diff --git a/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/Pch.asi b/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/Pch.asi
new file mode 100644
index 0000000000..6b9ae9b3e7
--- /dev/null
+++ b/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/Pch.asi
@@ -0,0 +1,10 @@
+/** @file
+
+Copyright (c) 2018, Intel Corporation. All rights reserved.<BR>
+SPDX-License-Identifier: BSD-2-Clause-Patent
+
+**/
+
+//
+// I/O controller miscellaneous 
+//
diff --git a/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/PchApic.asi b/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/PchApic.asi
new file mode 100644
index 0000000000..57bc9f2ba1
--- /dev/null
+++ b/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/PchApic.asi
@@ -0,0 +1,17 @@
+/** @file
+
+Copyright (c) 2018, Intel Corporation. All rights reserved.<BR>
+SPDX-License-Identifier: BSD-2-Clause-Patent
+
+**/
+
+Device(APIC) {
+  Name (_HID,EISAID("PNP0003"))        // APIC resources
+  Name (_CRS, ResourceTemplate() {
+    //
+    // APIC range(0xFEC0_0000 to 0xFECF_FFFF)
+    //
+    Memory32Fixed (ReadOnly, 0xFEC00000, 0x100000) // IO APIC            
+    }
+  )
+}
diff --git a/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/PchEhci1.asi b/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/PchEhci1.asi
new file mode 100644
index 0000000000..c25af50ed8
--- /dev/null
+++ b/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/PchEhci1.asi
@@ -0,0 +1,91 @@
+/** @file
+
+Copyright (c) 2018, Intel Corporation. All rights reserved.<BR>
+SPDX-License-Identifier: BSD-2-Clause-Patent
+
+**/
+
+Name (OPAC, 0)
+
+OperationRegion(PWKE,PCI_Config,0x54,0x18)
+Field(PWKE,DWordAcc,NoLock,Preserve)
+{
+      , 8,
+  PMEE, 1, // PWR_CNTL_STS.PME_En
+      , 6,
+  PMES, 1, // PWR_CNTL_STS.PME_Sts
+  Offset (0x0E),
+      , 1,
+  PWUC, 10 // Port Wake Up Capability Mask
+}
+
+//
+// Indicate access to OperationRegions is enabled/disabled
+//
+Method (_REG, 2)
+{
+  // If OperationRegion ID = PCI_Config
+  //
+  If (LEqual (Arg0, 2))
+  {
+    // If access is enabled
+    //
+    If (LEqual(Arg1, 1))
+    {
+      // Set local flag
+      //
+      Store (One, OPAC)
+    }
+    Else
+    {
+      // Clear local flag
+      //
+      Store (One, OPAC)
+    }
+  }
+}
+
+//
+// Enable/disable ports on this controller to wake the system
+//
+Method (_PSW,1)
+{
+  If (Arg0)
+  {
+    Store (Ones,PWUC)
+  }
+  Else
+  {
+    Store (0,PWUC)
+  }
+}
+
+//
+// Initialization for this controller
+//
+Method (_INI, 0)
+{
+  // If access to OperationRegion is enabled
+  //
+  If (LEqual (OPAC, One))
+  {
+    Store (1, PMES)     // clear PME status
+    Store (0, PMEE)     // clear PME enable
+  }
+}
+
+// The CRB leaves the USB ports on in S3/S4 to allow
+// the ability to Wake from USB.  Therefore, define
+// the below control methods to state D2 entry during
+// the given S-State.
+
+Method(_S3D,0)
+{
+  Return(2)
+}
+
+Method(_S4D,0)
+{
+  Return(2)
+}
+
diff --git a/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/PchEhci2.asi b/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/PchEhci2.asi
new file mode 100644
index 0000000000..8caae9bbac
--- /dev/null
+++ b/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/PchEhci2.asi
@@ -0,0 +1,92 @@
+/** @file
+
+Copyright (c) 2018, Intel Corporation. All rights reserved.<BR>
+SPDX-License-Identifier: BSD-2-Clause-Patent
+
+**/
+
+Name (OPAC, 0)
+
+OperationRegion(PWKE,PCI_Config,0x54,0x18)
+Field(PWKE,DWordAcc,NoLock,Preserve)
+{
+      , 8,
+  PMEE, 1, // PWR_CNTL_STS.PME_En
+      , 6,
+  PMES, 1, // PWR_CNTL_STS.PME_Sts
+  Offset (0x0E),
+      , 1,
+  PWUC, 10 // Port Wake Up Capability Mask
+}
+
+//
+// Indicate access to OperationRegions is enabled/disabled
+//
+Method (_REG, 2)
+{
+  // If OperationRegion ID = PCI_Config
+  //
+  If (LEqual (Arg0, 2))
+  {
+    // If access is enabled
+    //
+    If (LEqual(Arg1, 1))
+    {
+      // Set local flag
+      //
+      Store (One, OPAC)
+    }
+    Else
+    {
+      // Clear local flag
+      //
+      Store (One, OPAC)
+    }
+  }
+}
+
+//
+// Enable/disable ports on this controller to wake the system
+//
+Method (_PSW,1)
+{
+  If (Arg0)
+  {
+    Store (Ones,PWUC)
+  }
+  Else
+  {
+    Store (0,PWUC)
+  }
+}
+
+//
+// Initialization for this controller
+//
+Method (_INI, 0)
+{
+  // If access to OperationRegion is enabled
+  //
+  If (LEqual (OPAC, One))
+  {
+    Store (1, PMES)     // clear PME status
+    Store (0, PMEE)     // clear PME enable
+  }
+}
+
+// The CRB leaves the USB ports on in S3/S4 to allow
+// the ability to Wake from USB.  Therefore, define
+// the below control methods to state D2 entry during
+// the given S-State.
+
+Method(_S3D,0)
+{
+  Return(2)
+}
+
+Method(_S4D,0)
+{
+  Return(2)
+}
+
+
diff --git a/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/PchGbe.asl b/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/PchGbe.asl
new file mode 100644
index 0000000000..8ae7c7b8be
--- /dev/null
+++ b/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/PchGbe.asl
@@ -0,0 +1,17 @@
+/** @file
+
+Copyright (c) 2018, Intel Corporation. All rights reserved.<BR>
+SPDX-License-Identifier: BSD-2-Clause-Patent
+
+**/
+
+///
+/// Gbe Ethernet ASL methods and structures 
+///
+
+  //
+  // GPE bit 13 indicates wake from this device, can wakeup from S4 state
+  //
+  Method(_PRW, 0) {
+    Return(Package() {13, 4})
+  }
\ No newline at end of file
diff --git a/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/PchLpc.asi b/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/PchLpc.asi
new file mode 100644
index 0000000000..d62d5044b4
--- /dev/null
+++ b/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/PchLpc.asi
@@ -0,0 +1,22 @@
+/** @file
+
+Copyright (c) 2018, Intel Corporation. All rights reserved.<BR>
+SPDX-License-Identifier: BSD-2-Clause-Patent
+
+**/
+
+//
+// Define bits in LPC bridge config space
+//  (\_SB.PCI0.LPC0)
+//
+OperationRegion (LPCB, PCI_Config, 0x00, 0x100)
+Field (LPCB, DWordAcc, NoLock, Preserve)
+{
+	Offset (0xAC),
+	, 16,
+	XSMB, 1					// set when OS routes USB ports to xHCI in SmartAuto mode so next POST will know
+}
+
+#include "IrqLink.asl"       // PCI routing control methods
+#include "Mother.asi"        // Static motherboard device resource declaration
+
diff --git a/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/PchSata.asi b/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/PchSata.asi
new file mode 100644
index 0000000000..a74c9b9aae
--- /dev/null
+++ b/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/PchSata.asi
@@ -0,0 +1,807 @@
+/** @file
+
+Copyright (c) 2018, Intel Corporation. All rights reserved.<BR>
+SPDX-License-Identifier: BSD-2-Clause-Patent
+
+**/
+
+    OperationRegion (IDER,PCI_Config,0x40,0x20)
+    Field (IDER, AnyAcc, NoLock, Preserve) 
+    {
+        PFT0   , 1 ,    // Drive 0 Fast Timing Bank (TIME0)
+        PIE0   , 1 ,    // Drive 0 IORDY Sample Point Enable (IE0)
+        PPE0   , 1 ,    // Drive 0 Prefetch/Posting Enable (PPE0)
+        PDE0   , 1 ,    // Drive 0 DMA Timing Enable (DTE0)
+        PFT1   , 1 ,    // Drive 1 Fast Timing Bank (TIME1)
+        PIE1   , 1 ,    // Drive 1 IORDY Sample Point Enable (IE1)
+        PPE1   , 1 ,    // Drive 1 Prefetch/Posting Enable (PPE1)
+        PDE1   , 1 ,    // Drive 1 DMA Timing Enable (DTE1)
+        PRT0   , 2 ,    // Drive 0 Recovery Time (RCT)
+               , 2 ,    // Reserved
+        PIP0   , 2 ,    // Drive 0 IORDY Sample Point (ISP)
+        PSIT   , 1 ,    // Drive 1 Timing Register Enable (SITRE) 
+        PIDE   , 1 ,    // IDE Decode Enable (IDE)
+        offset (0x2) ,
+        SFT0   , 1 ,    // Drive 0 Fast Timing Bank (TIME0)
+        SIE0   , 1 ,    // Drive 0 IORDY Sample Point Enable (IE0)
+        SPE0   , 1 ,    // Drive 0 Prefetch/Posting Enable (PPE0)
+        SDE0   , 1 ,    // Drive 0 DMA Timing Enable (DTE0)
+        SFT1   , 1 ,    // Drive 1 Fast Timing Bank (TIME1) 
+        SIE1   , 1 ,    // Drive 1 IORDY Sample Point Enable (IE1)
+        SPE1   , 1 ,    // Drive 1 Prefetch/Posting Enable (PPE1)
+        SDE1   , 1 ,    // Drive 1 DMA Timing Enable (DTE1) 
+        SRT0   , 2 ,    // Drive 0 Recovery Time (RCT)
+               , 2 ,    // Reserved
+        SIP0   , 2 ,    // Drive 0 IORDY Sample Point (ISP) 
+        SSIT   , 1 ,    // Drive 1 Timing Register Enable (SITRE)
+        SIDE   , 1 ,    // IDE Decode Enable (IDE) 
+    
+        PRT1   , 2 ,    // Drive 1 Recovery Time (RCT) 
+        PIP1   , 2 ,    // Drive 1 IORDY Sample Point (ISP)
+        SRT1   , 2 ,    // Drive 1 Recovery Time (RCT) 
+        SIP1   , 2 ,    // Drive 1 IORDY Sample Point (ISP) 
+    
+        offset (0x08)  ,  
+    
+        UDM0   , 1 ,    // Primary Drive 0 Synchronous DMA Mode Enable 
+        UDM1   , 1 ,    // Primary Drive 1 Synchronous DMA Mode Enable 
+        UDM2   , 1 ,    // Secondary Drive 0 Synchronous DMA Mode Enable 
+        UDM3   , 1 ,    // Secondary Drive 1 Synchronous DMA Mode Enable 
+    
+        offset (0x0A)  ,
+    
+        PCT0   , 2 ,   // Primary Drive 0 Cycle Time (PCT0)
+               , 2 ,   // Reserved
+        PCT1   , 2 ,   // Primary Drive 1 Cycle Time (PCT1)
+               , 2 ,   // Reserved
+        SCT0   , 2 ,   // Secondary Drive 0 Cycle Time (SCT0)
+               , 2 ,   // Reserved
+        SCT1   , 2 ,   // Secondary Drive 1 Cycle Time (SCT1)
+    
+        offset (0x14)  ,
+        PCB0   , 1 ,   // Primary Drive 0 Base Clock (PCB0) 
+        PCB1   , 1 ,   // Primary Drive 0 Base Clock (PCB0)
+        SCB0   , 1 ,   // Secondary Drive 1 Base Clock (SCB0)
+        SCB1   , 1 ,   // Secondary Drive 1 Base Clock (SCB1)
+        PCCR   , 2 ,   // Primary Channel Cable Reporting
+        SCCR   , 2 ,   // Secondary Channel Cable Reporting
+               , 4 ,   // Reserved
+        PUM0   , 1 ,   // Primary Drive 0 UDMA 5 Supported
+        PUM1   , 1 ,   // Primary Drive 1 UDMA 5 Supported
+        SUM0   , 1 ,   // Secondary Drive 0 UDMA 5 Supported
+        SUM1   , 1 ,   // Secondary Drive 1 UDMA 5 Supported
+        PSIG   , 2 ,   // PRIM_SIG_MODE
+        SSIG   , 2 ,   // SEC_SIG_MODE       
+    }
+  
+    //
+    //  Get PIO Timing 
+    //  Arg0 Fast PIO Timing 
+    //  Arg1 DMA Fast Timing
+    //  Arg2 RCT Timing
+    //  Arg3 ISP Timing
+    //
+
+    Method(GPIO,4)
+    {
+  
+        If (LEqual (Or (Arg0, Arg1) , 0) ) {
+            //
+            //  No PIO Timing and DMA Timing support
+            // 
+            Return (0xFFFFFFFF)
+        
+        } Else {
+          If (And ( LEqual (Arg0, 0) , LEqual (Arg1, 1) ) ) {
+            //
+            //  Compatible PIO timing support 
+            //
+            Return (900)        
+          }
+        }
+      
+        // 
+        //  Using ISP and RCT timing , PCI Clock = 33 Mhz , 30ns per clock
+        //        
+        Return (Multiply(30,Subtract(9,Add(Arg2,Arg3))))      
+    }
+    //
+    //  Get DMA Timing
+    //  Arg0 UDMA Supported
+    //  Arg1 Ata100
+    //  Arg2 Ata66/33
+    //  Arg3 Cable report / SATA No mater this input
+    //  Arg4 Cycle Timing
+    //
+    Method(GDMA,5)
+    {
+        //
+        // Ultra DMA 66 & 100 need 80 pin conductor
+        //
+        If (LEqual (Arg0, 1)) {
+            //
+            // Ultra DMA Support
+            //
+            If (LEqual (Arg1, 1)) {
+                // 
+                // ATA100 80 pin conducter support , Ultra DMA 5 Support
+                //
+                If (LEqual (Arg4, 2)) {
+                  Return (15)
+                }   
+                Return (20)
+        
+            } 
+            If (LEqual (Arg2, 1)) {
+                // 
+                // ATA66 80 pin conducter support , Base Clock  66Mhz , 15ns per clock
+                //
+                Return (Multiply(15,Subtract(4,Arg4)))              
+            }
+            //
+            // Else Ultra DMA33Mhz Supported only,Base Clock  33Mhz , 30ns per clock
+            // 
+            Return (Multiply(30,Subtract(4,Arg4)))          
+        }   
+        // Doesnt support DMA mode
+    
+        Return (0xFFFFFFFE)
+    }
+    //
+    //  Set Flag
+    //  Arg0 IORDY for drive 0
+    //  Arg1 Ultra DMA for drive 0
+    //  Arg2 IORDY for drive 1
+    //  Arg3 Ultra DMA for drive 1
+    //  Arg4 indicates chipset can set timing independently for each drive
+    //  
+    Method(SFLG, 5)
+    {
+        //
+        // The Chipset always support separate timing setting and always support IORDY
+        //
+        Store (0, Local0)
+        Or (Arg1 ,Local0,Local0)
+        Or (ShiftLeft (Arg0,1) ,Local0, Local0)
+        Or (ShiftLeft (Arg2,3) ,Local0, Local0)
+        Or (ShiftLeft (Arg3,2) ,Local0, Local0)        
+        Or (ShiftLeft (Arg4,4) ,Local0, Local0)
+        Return (Local0)
+    }
+    //
+    // Set PIO Timing
+    // Arg0 Timing
+    // Arg1 ATA Device PIO Mode Supported Flag
+    // Arg2 ATA Device PIO Mode Supported Timing
+    //
+    // PIO/Mode              Timing
+    // PIO0/Compatible       900 ns
+    // PIO2/SW2              240 ns
+    // PIO3/MW1              180 ns
+    // PIO4/MW2              120 ns
+    //
+  
+    Method(SPIO , 3)
+    {
+        Name(PBUF, Buffer(5) { 0x00,0x00,0x00,0x00,0x00})
+        CreateByteField(PBUF, 0,  RCT)
+        CreateByteField(PBUF, 1,  ISP)
+        CreateByteField(PBUF, 2,  FAST) 
+        CreateByteField(PBUF, 3,  DMAE)  
+        CreateByteField(PBUF, 4,  PIOT) 
+        If (LOr (LEqual (Arg0, 0x0), LEqual (Arg0, 0x0FFFFFFFF)) ) {
+        
+            Return (PBUF)
+        }
+        If (LGreater (Arg0, 240)) {
+            //
+            //  Compatible timing
+            //
+            Store (1, DMAE)   // PIO Mode 0
+            Store (0, PIOT)   // Set to PIO Mode 0          
+      
+        } Else {
+            //
+            //  Fast Timing Enable
+            //      
+            Store (1, FAST)   
+       
+            If (And (Arg1, 0x002)) {
+            //
+            // ATA Device Supported PIO Mode Report
+            //
+                If (And (LEqual (Arg0, 120), And( Arg2 , 0x002) ) ) {
+                    //
+                    // Device support PIO Mode 4
+                    //   
+                    Store (3, RCT)   // RCT = 1 CLK
+                    Store (2, ISP)   // ISP = 3 CLK
+                    Store (4, PIOT)  // Set to PIO Mode 4 
+                } Else {
+                  If (And (LLessEqual (Arg0, 180), And( Arg2 , 0x001) ) ) {
+                    //
+                    // Device support PIO Mode 3
+                    //
+                    Store (1, RCT)   // RCT = 3 CLK
+                    Store (2, ISP)   // ISP = 3 CLK   
+                    Store (3, PIOT)  // Set to PIO Mode 3     
+                  } Else {
+                    // 
+                    // PIO Mode 2
+                    // 
+                    Store (0, RCT)   // RCT = 4 CLK
+                    Store (1, ISP)   // ISP = 4 CLK 
+                    Store (2, PIOT)  // Set to PIO Mode 2 
+                  }
+                }
+            }
+        }
+        Return (PBUF)    
+    }
+    //
+    // Set DMA Timing
+    // Arg0 Timing
+    // Arg1 ATA Device PIO Mode Supported Flag
+    // Arg2 ATA Device PIO Mode Supported Timing
+    //
+    // UDMA/Mode              Timing 
+    // UDMA5                   20 ns
+    // UDMA4                   30 ns
+    // UDMA3                   45 ns
+    // UDMA2                   60 ns
+    // UDMA1                   90 ns
+    // UDMA0                   120 ns
+    //
+  
+    Method(SDMA , 3)
+    {
+        Name(PBUF, Buffer(5) { 0x00,0x00,0x00,0x00})
+        CreateByteField(PBUF, 0,  PCT)
+        CreateByteField(PBUF, 1,  PCB)
+        CreateByteField(PBUF, 2,  UDMT)     // ATA 100 Support
+        CreateByteField(PBUF, 3,  UDME)     // Ultra DMA Enable
+        CreateByteField(PBUF, 4,  DMAT) 
+        If (LOr (LEqual (Arg0, 0x0), LEqual (Arg0, 0x0FFFFFFFF)) ) {
+        
+            Return (PBUF)
+        }
+        If (LLessEqual (Arg0, 120)) {
+            //
+            //  Ultra DMA Supported
+            //
+            If (And (Arg1, 0x004)) {
+                //
+                // ATA Device Supported UDMA Mode Report
+                //
+                Store (1, UDME)   
+                If (And (LEqual (Arg0, 15), And( Arg2 , 0x0040) ) ) {
+                    //
+                    // Ultra DMA 6
+                    //       
+                    Store (1, UDMT)
+                    Store (1, PCB)
+                    Store (2, PCT)
+                    Store (6, DMAT)  // Set to UDMA Mode 6
+                } Else {      
+                If (And (LEqual (Arg0, 20), And( Arg2 , 0x0020) ) ) {
+                    //
+                    // Ultra DMA 5
+                    //       
+                    Store (1, UDMT)
+                    Store (1, PCB)
+                    Store (1, PCT)
+                    Store (5, DMAT)  // Set to UDMA Mode 5
+                } Else {
+                
+                If (And (LLessEqual (Arg0, 30), And( Arg2 , 0x00010) ) ) {
+                    //
+                    // Ultra DMA 4
+                    //
+                    Store (1, PCB) 
+                    Store (2, PCT)
+                    Store (4, DMAT)  // Set to UDMA Mode 4
+          
+                } Else {
+                
+                If (And (LLessEqual (Arg0, 45), And( Arg2 , 0x0008) ) ) {
+                    //
+                    // Ultra DMA 3
+                    //           
+                    Store (1, PCB)
+                    Store (1, PCT)
+                    Store (3, DMAT)  // Set to UDMA Mode 3
+          
+                } Else {
+                
+                If (And (LLessEqual (Arg0, 60), And( Arg2 , 0x0004) ) ) {
+                    //
+                    // Ultra DMA 2
+                    //
+                    Store (2, PCT)
+                    Store (2, DMAT)  // Set to UDMA Mode 2
+                } Else {
+                
+                If (And (LLessEqual (Arg0, 90), And( Arg2 , 0x0002) ) ) {
+                    //
+                    // Ultra DMA 1
+                    //      
+                    Store (1, PCT)   
+                    Store (1, DMAT)  // Set to UDMA Mode 1  
+                } Else {
+                
+                If (And (LLessEqual (Arg0, 120), And( Arg2 , 0x0001) ) ) {
+                    //
+                    // Ultra DMA 0
+                    //  
+                    Store (0, DMAT)  // Set to UDMA Mode 0        
+                }         
+                }}}}}}
+            }
+        }
+        Return (PBUF)    
+    }
+  
+
+    //
+    // Primary ide channel
+    //
+    Device(PRID)
+    {
+        Name(_ADR,0)
+        Name(TDM0, 0)          // Drive 0 Ultra DMA Type
+        Name(TPI0, 0)          // Drive 0 PIO Type
+        Name(TDM1, 0)          // Drive 1 Ultra DMA Type
+        Name(TPI1, 0)          // Drive 1 PIO Type
+        
+        Method(_GTM)
+        {
+            Name(PBUF, Buffer(20) { 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
+                0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
+                0x00,0x00,0x00,0x00 })
+
+            CreateDwordField(PBUF, 0,  PIO0)
+            CreateDwordField(PBUF, 4,  DMA0)
+            CreateDwordField(PBUF, 8,  PIO1)
+            CreateDwordField(PBUF, 12, DMA1)
+            CreateDwordField(PBUF, 16, FLAG)    
+      
+            Store ( GPIO (PFT0, PDE0, PRT0, PIP0 ), PIO0)      
+            //
+            // Setting the Drive1 PIO Timing, check if we use the same timging for
+            // both Drive0 and Drive1, and if the Drive0 is attached, else use 
+            // separate timing
+            //
+            
+            If ( And (PSIT, 1) ) {
+               Store ( GPIO (PFT1, PDE1, PRT1, PIP1 ), PIO1)
+            } Else {                
+               Store ( GPIO (PFT1, PDE1, PRT0, PIP0 ), PIO1)
+            }
+            
+            If (LEqual (PIO0, 0xFFFFFFFF)) {
+                Store(PIO0, DMA0)
+            } Else {
+                Store ( GDMA(UDM0, PUM0, PCB0,And (PCCR ,0x1), PCT0) , DMA0)
+                If ( LGreater ( DMA0, PIO0)) {
+                    Store(PIO0, DMA0)        
+                }       
+            }
+            If (LEqual (PIO1, 0xFFFFFFFF)) {
+                Store(PIO1, DMA1)   
+            } Else {
+                Store ( GDMA(UDM1, PUM1, PCB1,And (PCCR ,0x2), PCT1) , DMA1)
+                If ( LGreater ( DMA1, PIO1)) {
+                    Store(PIO1, DMA1)
+                }
+            }
+            Store (SFLG (PIE0, UDM0, PIE1, UDM1, 1), FLAG)       
+                                  
+            Return (PBUF)
+        }
+        
+        Method(_STM,3)
+        {
+            CreateDwordField(Arg0, 0,  PIO0)
+            CreateDwordField(Arg0, 4,  DMA0)
+            CreateDwordField(Arg0, 8,  PIO1)
+            CreateDwordField(Arg0, 12, DMA1)
+            CreateDwordField(Arg0, 16, FLAG)   
+                                   
+            //
+            // Device 0 Raw data
+            //
+            CreateWordField(Arg1, 106, RPS0)    // word 53
+            CreateWordField(Arg1, 128, IOM0)    // word 64
+            CreateWordField(Arg1, 176, DMM0)    // Word 88
+      
+            //
+            // Device 1 Raw data
+            //
+            CreateWordField(Arg2, 106, RPS1)    // word 53
+            CreateWordField(Arg2, 128, IOM1)    // word 64
+            CreateWordField(Arg2, 176, DMM1)    // Word 88
+      
+            Name(IOTM, Buffer(5) { 0x00,0x00,0x00,0x00})
+      
+            CreateByteField(IOTM, 0,  RCT)
+            CreateByteField(IOTM, 1,  ISP)
+            CreateByteField(IOTM, 2,  FAST) 
+            CreateByteField(IOTM, 3,  DMAE)
+            CreateByteField(IOTM, 4,  TPIO)     // PIO Type
+      
+            Name(DMAT, Buffer(5) { 0x00,0x00,0x00,0x00})
+
+            CreateByteField(DMAT, 0,  PCT)
+            CreateByteField(DMAT, 1,  PCB)
+            CreateByteField(DMAT, 2,  UDMT)     // ATA 100 Support
+            CreateByteField(DMAT, 3,  UDME)     // Ultra DMA Enable 
+            CreateByteField(DMAT, 4,  TDMA)     // UDMA Type
+      
+            If (And (FLAG , 0x10)) {
+                Store (1, PSIT)
+            }
+            
+            Store (SPIO (PIO0,RPS0,IOM0), IOTM)
+            
+            If (Or (DMAE, FAST)) {
+                Store (RCT, PRT0)
+                Store (ISP, PIP0)
+                Store (FAST, PFT0)
+                Store (DMAE, PDE0)
+                Store (TPIO, TPI0)
+            }
+            Store (SPIO (PIO1,RPS1,IOM1), IOTM)
+                
+            If (Or (DMAE, FAST)) {
+                Store (FAST, PFT1)
+                Store (DMAE, PDE1)
+                Store (TPIO, TPI1)
+                If (And (PSIT,1)) {
+                    //
+                    // Need set Drive 1 PIO Timing seperate
+                    //        
+                    Store (RCT, PRT1)
+                    Store (ISP, PIP1)         
+                } Else {
+                    Store (RCT, PRT0)
+                    Store (ISP, PIP0)
+                }
+            }
+            If (And (FLAG , 0x01)) {
+                Store (SDMA (DMA0,RPS0,DMM0), DMAT)
+                Store (PCT , PCT0)
+                Store (PCB , PCB0)
+                Store (UDME, UDM0)
+                Store (UDMT, PUM0)
+                Store (TDMA, TDM0)
+            } Else {
+                Store (0, UDM0)
+            }
+      
+            If (And (FLAG , 0x04)) {
+                Store (SDMA (DMA1,RPS1,DMM1), DMAT)
+                Store (PCT , PCT1)
+                Store (PCB , PCB1)
+                Store (UDME, UDM1)
+                Store (UDMT, PUM1)
+                Store (TDMA, TDM1)
+            } Else {
+                Store (0, UDM1)
+            }      
+            //
+            //  Check IORDY Support 
+            //
+            If (And (FLAG , 0x2)) { 
+                Store (1 , PIE0)
+            }
+            If (And (FLAG , 0x8)) { 
+                Store (1 , PIE1)
+            }
+                
+        }
+        Device(MAST)
+        {
+            Name(_ADR,0)
+            Method(_GTF)
+            {
+                //
+                // Set ATA Device to corresponding Mode
+                //
+                Name(ATA0, Buffer(14)
+                    { 0x03, 0x00, 0x00, 0x00, 0x00, 0xA0, 0xEF,
+                      0x03, 0x00, 0x00, 0x00, 0x00, 0xA0, 0xEF })
+        
+                CreateByteField(ATA0,1,PIO0)  // PIO0 = PIO Mode, Drive 0
+                CreateByteField(ATA0,8,DMA0)  // DMA0 = DMA Mode, Drive 0
+        
+        
+                Store (TPI0, PIO0)            // Type we Already get
+        
+                Or (PIO0, 0x08 ,PIO0)
+        
+                If ( And (UDM0, 1)) {
+                    Store (TDM0, DMA0)          // Ultra DMA
+                    Or (DMA0, 0x40, DMA0)
+                } Else {
+                    Store (TPI0, DMA0)          // Use PIO Timing
+                    If ( LNotEqual (DMA0, 0)) {
+                        Subtract(DMA0, 2, DMA0)
+                    }
+                    Or (DMA0, 0x20, DMA0)
+                }
+                Return (ATA0)
+            }   
+        }
+        Device(SLAV)
+        {
+            Name(_ADR,1)
+            Method(_GTF)
+            {
+                //
+                // Set ATA Device to corresponding Mode
+                //
+                Name(ATA1, Buffer(14)
+                    { 0x03, 0x00, 0x00, 0x00, 0x00, 0xB0, 0xEF,
+                      0x03, 0x00, 0x00, 0x00, 0x00, 0xB0, 0xEF })
+       
+                CreateByteField(ATA1,1,PIO1)  // PIO0 = PIO Mode, Drive 0
+                CreateByteField(ATA1,8,DMA1)  // DMA0 = DMA Mode, Drive 0
+                
+                Store (TPI1, PIO1)            // Type we Already get
+        
+                Or (PIO1, 0x08 ,PIO1)
+        
+                If ( And (UDM1, 1)) {
+                    Store (TDM1, DMA1)          // Ultra DMA
+                    Or (DMA1, 0x40, DMA1)
+                } Else {
+                    Store (TPI1, DMA1)          // Use PIO Timing
+                    If ( LNotEqual (DMA1, 0)) {
+                        Subtract(DMA1, 2, DMA1)
+                    }
+                    Or (DMA1, 0x20, DMA1)
+                }
+                Return(ATA1)
+            }   
+        }
+    }
+    //
+    // Secondary SATA channel
+    //
+    Device(SECD)
+    {
+        Name(_ADR,1)
+        Name(TDM0, 0)
+        Name(TPI0, 0)
+        Name(TDM1, 0)
+        Name(TPI1, 0)
+        
+        Name(DMT1, Buffer(5) { 0x00,0x00,0x00,0x00})
+        Name(DMT2, Buffer(5) { 0x00,0x00,0x00,0x00})
+        Name(POT1, Buffer(5) { 0x00,0x00,0x00,0x00})        
+        Name(POT2, Buffer(5) { 0x00,0x00,0x00,0x00})
+        
+        Name(STMI, Buffer(20) { 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
+                0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
+                0x00,0x00,0x00,0x00 })
+     
+        Method(_GTM)
+        {
+            Name(PBUF, Buffer(20) { 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
+                0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
+                0x00,0x00,0x00,0x00 })
+
+            CreateDwordField(PBUF, 0,  PIO0)
+            CreateDwordField(PBUF, 4,  DMA0)
+            CreateDwordField(PBUF, 8,  PIO1)
+            CreateDwordField(PBUF, 12, DMA1)
+            CreateDwordField(PBUF, 16, FLAG)
+  
+            Store ( GPIO (SFT0, SDE0, SRT0, SIP0 ), PIO0)  
+            //
+            // Setting the Drive1 PIO Timing, check if we use the same timging for
+            // both Drive0 and Drive1, and if the Drive0 is attached, else use 
+            // separate timing
+            //
+            If ( And (SSIT, 1) ) {
+                 Store ( GPIO (SFT1, SDE1, SRT1, SIP1 ), PIO1)
+            } Else {                
+                 Store ( GPIO (SFT1, SDE1, SRT0, SIP0 ), PIO1)
+            }
+            
+            If (LEqual (PIO0, 0xFFFFFFFF)) {
+                Store(PIO0, DMA0)
+            } Else {
+                Store ( GDMA(UDM2, SUM0, SCB0,And (SCCR ,0x1), SCT0) , DMA0)
+                If ( LGreater ( DMA0, PIO0)) {
+                    Store(PIO0, DMA0)
+                }
+            }
+      
+            If (LEqual (PIO1, 0xFFFFFFFF)) {
+                Store(PIO1, DMA1)   
+            } Else {
+                Store ( GDMA(UDM3, SUM1, SCB1,And (SCCR ,0x2), SCT1) , DMA1)
+                If ( LGreater ( DMA1, PIO1)) {
+                    Store(PIO1, DMA1)
+                }
+            }
+      
+            Store (SFLG (SIE0, UDM2, SIE1, UDM3, 1), FLAG)
+                        
+            Return (PBUF)
+        }
+        Method(_STM,3)
+        {
+            CreateDwordField(Arg0, 0,  PIO0)
+            CreateDwordField(Arg0, 4,  DMA0)
+            CreateDwordField(Arg0, 8,  PIO1)
+            CreateDwordField(Arg0, 12, DMA1)
+            CreateDwordField(Arg0, 16, FLAG)
+                        
+            Store (Arg0, STMI)
+            //
+            // Device 0 Raw data
+            //
+            CreateWordField(Arg1, 106, RPS0)    // word 53
+            CreateWordField(Arg1, 128, IOM0)    // word 64
+            CreateWordField(Arg1, 176, DMM0)    // Word 88
+      
+            //
+            // Device 1 Raw data
+            //
+            CreateWordField(Arg2, 106, RPS1)    // word 53
+            CreateWordField(Arg2, 128, IOM1)    // word 64
+            CreateWordField(Arg2, 176, DMM1)    // Word 88
+      
+            Name(IOTM, Buffer(5) { 0x00,0x00,0x00,0x00})
+
+            CreateByteField(IOTM, 0,  RCT)
+            CreateByteField(IOTM, 1,  ISP)
+            CreateByteField(IOTM, 2,  FAST) 
+            CreateByteField(IOTM, 3,  DMAE)
+            CreateByteField(IOTM, 4,  TPIO)     // PIO Type
+
+            Name(DMAT, Buffer(5) { 0x00,0x00,0x00,0x00})
+
+            CreateByteField(DMAT, 0,  PCT)
+            CreateByteField(DMAT, 1,  PCB)
+            CreateByteField(DMAT, 2,  UDMT)     // ATA 100 Support
+            CreateByteField(DMAT, 3,  UDME)     // Ultra DMA Enable 
+            CreateByteField(DMAT, 4,  TDMA)     // UDMA Type
+
+            If (And (FLAG , 0x10)) {
+                Store (1, SSIT)
+            }
+                                    
+            //
+            // Get Timing and Flag Setting
+            //            
+            Store (SPIO (PIO0,RPS0,IOM0), IOTM)
+            //
+            // If no drive0 connect, do nothing to program Drive0 timing
+            //
+            If (Or (DMAE, FAST)) {
+                Store (RCT, SRT0)
+                Store (ISP, SIP0)
+                Store (FAST, SFT0)
+                Store (DMAE, SDE0)
+                Store (TPIO, TPI0)
+            }             
+            
+            Store (SPIO (PIO1,RPS1,IOM1), IOTM)
+            
+            Store (IOTM,POT2)
+            
+            If (Or (DMAE, FAST)) {
+                Store (FAST, SFT1)
+                Store (DMAE, SDE1)
+                Store (TPIO, TPI1)
+                If (And (SSIT,1)) {
+                    //
+                    // Need set Drive 1 PIO Timing separately
+                    //        
+                    Store (RCT, SRT1)
+                    Store (ISP, SIP1)
+                } Else {
+                    Store (RCT, SRT0)
+                    Store (ISP, SIP0)
+                } 
+            }
+            
+            If (And (FLAG , 0x01)) {
+                Store (SDMA (DMA0,RPS0,DMM0), DMAT)
+                Store (PCT , SCT0)
+                Store (PCB , SCB0)
+                Store (UDME , UDM2)
+                Store (UDMT , SUM0)
+                Store (TDMA, TDM0)
+            } Else {
+                Store (0, UDM2)
+            }
+            If (And (FLAG , 0x04)) {
+                Store (SDMA (DMA1,RPS1,DMM1), DMAT)
+                Store (PCT , SCT1)
+                Store (PCB , SCB1)
+                Store (UDME , UDM3)
+                Store (UDMT , SUM1)
+                Store (TDMA , TDM1)
+            } Else {
+                Store (0, UDM3)
+            }
+            //
+            //  Check IORDY Support 
+            //
+            If (And (FLAG , 0x2)) { 
+                Store (1 , SIE0)
+            }
+            If (And (FLAG , 0x8)) { 
+                Store (1 , SIE1)
+            }
+                    
+        }
+        Device(MAST)
+        {
+            Name(_ADR,0)
+            Method(_GTF)
+            {
+                //
+                // Set ATA Device to corresponding Mode
+                //
+                Name(ATA0, Buffer(14)
+                { 0x03, 0x00, 0x00, 0x00, 0x00, 0xA0, 0xEF,
+                  0x03, 0x00, 0x00, 0x00, 0x00, 0xA0, 0xEF })
+       
+                CreateByteField(ATA0,1,PIO0)  // PIO0 = PIO Mode, Drive 0
+                CreateByteField(ATA0,8,DMA0)  // DMA0 = DMA Mode, Drive 0
+        
+                Store (TPI0, PIO0)            // Type we Already get
+        
+                Or (PIO0, 0x08 ,PIO0)
+        
+                If ( And (UDM2, 1)) {
+                    Store (TDM0, DMA0)          // Ultra DMA
+                    Or (DMA0, 0x40, DMA0)
+                } Else {
+                    Store (TPI0, DMA0)          // Use PIO Timing
+                    If ( LNotEqual (DMA0, 0)) {
+                        Subtract(DMA0, 2, DMA0)
+                    }
+                    Or (DMA0, 0x20, DMA0)
+                }
+                Return (ATA0)
+            }   
+        }
+        Device(SLAV)
+        {
+            Name(_ADR,1)
+            Method(_GTF)
+            {
+                //
+                // Set ATA Device to corresponding Mode
+                //
+                Name(ATA1, Buffer(14)
+                { 0x03, 0x00, 0x00, 0x00, 0x00, 0xB0, 0xEF,
+                  0x03, 0x00, 0x00, 0x00, 0x00, 0xB0, 0xEF })
+        
+                CreateByteField(ATA1,1,PIO1)  // PIO0 = PIO Mode, Drive 0
+                CreateByteField(ATA1,8,DMA1)  // DMA0 = DMA Mode, Drive 0
+        
+                Store (TPI1, PIO1)            // Type we Already get
+        
+                Or (PIO1, 0x08 ,PIO1)
+        
+                If ( And (UDM3, 1)) {
+                    Store (TDM1, DMA1)          // Ultra DMA
+                    Or (DMA1, 0x40, DMA1)
+                } Else {
+                    Store (TPI1, DMA1)          // Use PIO Timing
+                    If ( LNotEqual (DMA1, 0)) {
+                        Subtract(DMA1, 2, DMA1)
+                    }
+                    Or (DMA1, 0x20, DMA1)
+                }
+                Return(ATA1)
+            }
+        }
+    }
diff --git a/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/PchXhci.asi b/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/PchXhci.asi
new file mode 100644
index 0000000000..d2563e0487
--- /dev/null
+++ b/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/PchXhci.asi
@@ -0,0 +1,329 @@
+/** @file
+
+Copyright (c) 2018, Intel Corporation. All rights reserved.<BR>
+SPDX-License-Identifier: BSD-2-Clause-Patent
+
+**/
+
+Name (OPAC, Zero)
+Name (XRST, Zero)
+Name (XUSB, Zero)
+
+OperationRegion (XPRT, PCI_Config, 0x74, 0x6C)
+Field (XPRT, DWordAcc, NoLock, Preserve)
+{
+      , 8,
+  PMEE, 1,   // PWR_CNTL_STS.PME_En
+      , 6,
+  PMES, 1,   // PWR_CNTL_STS.PME_Sts
+  Offset (0x5C),
+  PR2,  32,  // XUSB2PR: xHC USB 2.0 Port Routing Register.
+  PR2M, 32,  // XUSB2PRM: xHC USB 2.0 Port Routing Mask Register.
+  PR3,  32,  // USB3_PSSEN: USB3.0 Port SuperSpeed Enable Register.
+  PR3M, 32   // USB3PRM: USB3.0 Port Routing Mask Register
+}
+
+Method (_PSW,1)
+{
+  If (Arg0)
+  {
+    Store (Ones,PMEE)
+  }
+  Else
+  {
+    Store (0,PMEE)
+  }
+}
+
+
+//
+// Indicate access to OperationRegions is enabled/disabled
+//
+Method (_REG, 2) {
+  //
+  // If OperationRegion ID = PCI_Config
+  //
+  If (LEqual (Arg0, 2)) {
+  //
+    // If access is enabled
+    //
+    If (LEqual(Arg1, 1)) {
+      //
+      // Set local flag
+      //
+      Store (One, OPAC)
+
+    } Else {
+      //
+      // Clear local flag
+      //
+      Store (One, OPAC)
+    }
+  }
+}
+
+//
+// Initialization for this controller
+//
+Method (_INI, 0) {
+  //
+  // If access to OperationRegion is enabled
+  //
+  If (LEqual (OPAC, One)) {
+    Store (1, PMES)     // clear PME status
+    Store (0, PMEE)     // clear PME enable
+  }
+}
+
+//
+// _OSC for xHCI
+// This method enables XHCI controller if available.
+//
+// Arguments:
+//  Arg0 (Integer): Revision ID - should be set to 1
+//
+//  Arg1 (Integer): Count of DWords in Arg3
+//
+//  Arg2 (Buffer) : Capabilities Buffer
+//                  DWORD #0 (Status/Error):
+//                  Bit 0 - Query Support Flag
+//                  Bit 1 - Always clear(0)
+//                  Bit 2 - Always clear(0)
+//                  Bit 3 - Always clear(0)
+//
+//                  All others - reserved
+//
+//                  DWORD #1 (Supported):
+//                  Bit 0 - 1: Switch to xHCI
+//
+//                  All others - reserved
+//
+//                  DWORD #2 (Controlled):
+//                  Bit 0 - 1: Clear Smart Auto state (disable xHCI)
+//
+//                  All others - reserved
+//
+// Returns:
+//  Capabilities Buffer:
+//                  DWORD #0 (Status):
+//                  Bit 0 - Reserved (not used)
+//
+//                  Bit 1 - _OSC failure. Platform Firmware was unable to process the request or query.
+//                          Capabilities bits may have been masked.
+//
+//                  Bit 2 - Unrecognized UUID. This bit is set to indicate that the platform firmware
+//                          does not recognize the UUID passed in _OSC Arg0.
+//                          Capabilities bits are preserved.
+//
+//                  Bit 3 - Unrecognized Revision. This bit is set to indicate that the platform firmware
+//                          does not recognize the Revision ID passed in via Arg1.
+//                          Capabilities bits beyond those comprehended by the firmware will be masked.
+//
+//                  Bit 4 - Capabilities Masked. This bit is set to indicate
+//                          that capabilities bits set by driver software
+//                          have been cleared by platform firmware.
+//
+//                  Bit 5 - 0: EHCI controller exposed to OS
+//                          1: xHCI controller exposed to OS
+//
+//                  All others - reserved (return 0)
+//
+//                  DWORD #1 (Supported):
+//                  Bit 0 - 0: EHCI supported
+//                          1: xHCI supported
+//
+//                  All others - reserved
+//
+//                  DWORD #2 (Controlled):
+//
+//                  All bits - reserved
+//
+
+Method (POSC, 3) {
+
+  Store (0x81, IO80)
+
+  //
+  // Create DWord fields from the Capabilities Buffer
+  //
+  CreateDWordField (Arg2, 0, CDW1)    // CDW1 = DWORD that starts at offset 0 of Arg2
+  CreateDWordField (Arg2, 4, CDW2)    // CDW2 = DWORD that starts at offset 4 of Arg2
+  CreateDWordField (Arg2, 8, CDW3)    // CDW3 = DWORD that starts at offset 8 of Arg2
+
+  //
+  // Are we running a version of Windows that runs the Intel xHCI driver?
+  // i.e. Windows Server 2008 through Windows Server 2008 R2 & Windows 7
+  //
+  If (LAnd (LGreaterEqual (\_SB.OSYS, 9), LLessEqual (\_SB.OSYS, 12))) {
+    //
+    // Running Windows
+    // Check revision is >= 2
+    //
+    If (LLess (Arg0, 2)) {
+      //
+      // Set unknown revision bit
+      //
+      Or (CDW1, 8, CDW1)
+      Store (0x82, IO80)
+    }
+  } Else {
+    //
+    // If the Intel xHCI driver not calling,
+    //  then it must be SVOS
+    If (LNotEqual (Arg0, 1)) {
+      //
+      // Set unknown revision bit
+      //
+      Or (CDW1, 8, CDW1)
+      Store (0x82, IO80)
+    }
+  }
+
+  //
+  // Set failure if xHCI is disabled by BIOS
+  //
+  If (LEqual (XHMD, 0)) {
+    Or (CDW1, 2, CDW1)
+    Store (0x83, IO80)
+  }
+
+  //
+  // If no error bits set
+  //
+  If (LEqual (And (CDW1, 0xE), 0)) {
+    //
+    // If not just querying support
+    //
+    If (LNot (And (CDW1, 1))) {
+      //
+      // If uninstaller calling
+      //  to switch back to EHCI
+      //
+      If (And (CDW3, 1)) {
+        //
+        // Switch to EHCI
+        //
+        ESEL()
+        Store (0x85, IO80)
+
+        //
+        // And clear ACPINVS variable
+        //  that is a copy of USB3.0 setup option
+        //  so that we will not re-enable xHCI until
+        //  the next reboot
+        //
+        Store (0, XHMD)
+      }
+
+      //
+      // Uninstaller not calling,
+      //  OS wants to enable xHCI?
+      //
+      If (And (CDW2, 1)) {
+        //
+        // Switch to xHCI
+        //
+        XSEL(0)
+        Store (0x84, IO80)
+      } Else {
+        //
+        // Switch to EHCI
+        //
+        ESEL()
+        Store (0x85, IO80)
+      }
+    }
+  }
+
+  Return(Arg2)
+}
+
+//
+// Put all ports in XHCI mode
+//
+Method (XSEL, 1, Serialized) {
+  //
+  // If xHCI in auto or smart auto mode
+  //  or Arg0 == 1
+  //
+  If ( LOr (LOr (LEqual (XHMD, 2), LEqual (XHMD, 3)), Arg0) ) {
+    //
+    // If xHCI in smart auto mode
+    //
+    If (LEqual (XHMD, 3)) {
+      //
+      // Set B0:D31:F0 ACh[16] to indicate OS has routed ports to xHCI controller
+      //
+      Store (1, \_SB.PC00.LPC0.XSMB)
+    }
+
+    //
+    // Set flags so on Sx resume, we'll know OS has previously
+    //  routed ports to xHCI
+		//
+    Store (1, XUSB)
+    Store (1, XRST) // Backup XUSB, cause it might lost in iRST G3 or DeepSx
+
+    //
+    // Enable selected SS ports, route corresponding HS ports to xHCI
+    //
+    Store (0, Local0)
+    And (PR3, 0xFFFFFFC0, Local0)
+    Or (Local0, PR3M, PR3)
+    Store (0, Local0)
+    And (PR2, 0xFFFF8000, Local0)
+    Or (Local0, PR2M, PR2)
+  }
+}
+
+//
+// Put all ports in EHCI mode
+//
+Method (ESEL, 0, Serialized) {
+  //
+  // xHCI in auto or smart auto mode
+  //
+  If (LOr (LEqual (XHMD, 2), LEqual (XHMD, 3))) {
+    //
+    // Disable all SS ports, route all HS ports to EHCI
+    //
+    And (PR3, 0xFFFFFFC0, PR3)
+    And (PR2, 0xFFFF8000, PR2)
+
+    //
+    // Mark as not routed.
+    //
+    Store (0, XUSB)
+    Store (0, XRST)
+  }
+}
+
+Method (XWAK, 0, Serialized) {
+  //
+  // If ports were routed to xHCI before sleep
+  //
+  If (LOr (LEqual (XUSB, 1), LEqual (XRST, 1))) {
+    //
+    // Restore back to xHCI, ignore XHMD
+    //
+    XSEL(1)
+
+    //
+    // And tell OS to re-enumerate xHCI
+    //
+    Notify (\_SB.PC00.XHCI, 0x00)
+  }
+}
+
+//
+// Report what D state the controller is in
+//  when the system changes to S3 and S4
+//
+Method(_S3D, 0, NotSerialized) {
+  Return(2)
+}
+
+Method(_S4D, 0, NotSerialized) {
+  Return(2)
+}
+
diff --git a/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/PciCrs.asi b/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/PciCrs.asi
new file mode 100644
index 0000000000..6fb2cb589d
--- /dev/null
+++ b/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/PciCrs.asi
@@ -0,0 +1,312 @@
+/** @file
+
+Copyright (c) 2018, Intel Corporation. All rights reserved.<BR>
+SPDX-License-Identifier: BSD-2-Clause-Patent
+
+**/
+
+// Return the proximity domain/node # that this bus is on
+// With this info OSPM will know what memory and I/O resources
+//  are under the same IOH
+//
+Name(_PXM, 0)
+
+#define RESOURCE_CHUNK1_OFF     0
+#define RESOURCE_CHUNK2_OFF    16   //(RESOURCE_CHUNK1_OFF + 16)
+#define RESOURCE_CHUNK3_OFF    24   //(RESOURCE_CHUNK2_OFF +  8)
+#define RESOURCE_CHUNK4_OFF    40   //(RESOURCE_CHUNK3_OFF + 16)
+#define RESOURCE_CHUNK5_OFF    56   //(RESOURCE_CHUNK4_OFF + 16)
+#define RESOURCE_CHUNK6_OFF    82   //(RESOURCE_CHUNK5_OFF + 26)
+#define RESOURCE_CHUNK7_OFF   108   //(RESOURCE_CHUNK6_OFF + 26)
+
+#define PciResourceStart       Local0
+#define PciResourceLen         Local1
+
+Name(PBRS, ResourceTemplate() {
+  //RESOURCE_CHUNK1_OFF
+  WORDBusNumber(            //Bus number resource (0); the bridge produces bus numbers for its subsequent buses
+    ResourceProducer,       // bit 0 of general flags is 1
+    MinFixed,               // Range is fixed
+    MaxFixed,               // Range is fixed
+    PosDecode,              // PosDecode
+    0x0000,                 // Granularity
+    0x0000,                 // Min
+    0x0000,                 // Max
+    0x0000,                 // Translation
+    0x0000,,,               // Range Length = Max-Min+1
+    PB00
+  )
+
+  //RESOURCE_CHUNK2_OFF
+  IO(                       //Consumed resource (CF8-CFF)
+    Decode16, 
+    0x0cf8, 
+    0xcf8, 
+    1,
+    8
+  )
+
+  //RESOURCE_CHUNK3_OFF
+  WORDIO(                   //Consumed-and-produced resource (all I/O below CF8)
+    ResourceProducer,       // bit 0 of general flags is 0
+    MinFixed,               // Range is fixed
+    MaxFixed,               // Range is fixed
+    PosDecode,
+    EntireRange,
+    0x0000,                 // Granularity
+    0x0000,                 // Min
+    0x0cf7,                 // Max
+    0x0000,                 // Translation
+    0x0cf8                  // Range Length
+  )
+
+  //RESOURCE_CHUNK4_OFF
+  WORDIO(                   //Consumed-and-produced resource (all I/O above CFF)
+    ResourceProducer,       // bit 0 of general flags is 0
+    MinFixed,               // Range is fixed
+    MaxFixed,               // Range is fixed
+    PosDecode,
+    EntireRange,
+    0x00,                   // Granularity
+    0x0000,                 // Min
+    0x0000,                 // Max
+    0x00,                   // Translation
+    0x0000,,,               // Range Length
+    PI01
+  )
+
+  //RESOURCE_CHUNK5_OFF
+  DWORDMEMORY(              // descriptor for video RAM on video card
+    ResourceProducer,       // bit 0 of general flags is 0
+    PosDecode,
+    MinFixed,               // Range is fixed
+    MaxFixed,               // Range is fixed
+    Cacheable,
+    ReadWrite,
+    0x00000000,             // Granularity
+    0x000a0000,             // Min
+    0x000bffff,             // Max
+    0x00000000,             // Translation
+    0x00020000              // Range Length
+  )
+
+  //RESOURCE_CHUNK6_OFF
+  DWORDMEMORY(              // descriptor for Shadow RAM
+    ResourceProducer,       // bit 0 of general flags is 0
+    PosDecode,
+    MinFixed,               // Range is fixed
+    MaxFixed,               // Range is fixed
+    Cacheable,
+    ReadWrite,
+    0x00000000,             // Granularity
+    0x00000000,             // Min (calculated dynamically)
+    0x00000000,             // Max (calculated dynamically)
+    0x00000000,             // Translation
+    0x00000000,,,           // Range Length (calculated dynamically)
+    SDRM
+  )
+
+  //RESOURCE_TPM
+  DWORDMemory(              // Consumed-and-produced resource(all of memory space)
+    ResourceProducer,       // bit 0 of general flags is 0
+    PosDecode,              // positive Decode
+    MinFixed,               // Range is fixed
+    MaxFixed,               // Range is fixed
+    NonCacheable,
+    ReadWrite,
+    0x00000000,             // Granularity
+    0xFED40000,             // Min (calculated dynamically)
+    0xFEDFFFFF,             // Max = 4GB - 1MB  (fwh + fwh alias...)
+    0x00000000,             // Translation
+    0x000C0000              // Range Length (calculated dynamically)
+  )
+
+  //
+  // PCI RESOURCE_32bit
+  //
+  DWORDMemory(              // Consumed-and-produced resource(all of memory space)
+    ResourceProducer,       // bit 0 of general flags is 0
+    PosDecode,              // positive Decode
+    MinFixed,               // Range is fixed
+    MaxFixed,               // Range is fixed
+    NonCacheable,
+    ReadWrite,
+    0x00,                   // Granularity
+    0x00000000,             // Min (calculated dynamically)
+    0x00000000,             // Max = 4GB - 1MB  (fwh + fwh alias...)
+    0x00,                   // Translation
+    0x00000000,,,           // Range Length (calculated dynamically)
+    PM01
+  )
+
+  //
+  // PCI RESOURCE_64bit
+  //
+  QWORDMemory(              // Consumed-and-produced resource(all of memory space)
+    ResourceProducer,       // bit 0 of general flags is 0
+    PosDecode,              // positive Decode
+    MinFixed,               // Range is fixed
+    MaxFixed,               // Range is fixed
+    NonCacheable,
+    ReadWrite,
+    0x00,                   // Granularity
+    0x00000000000,          // Min (calculated dynamically)
+    0x00000000000,          // Max = 4GB - 1MB  (fwh + fwh alias...)
+    0x00,                   // Translation
+    0x00000000000,,,        // Range Length (calculated dynamically)
+    PM02
+  )
+}) // end of PBRS Buffer
+
+
+Method(_CRS, 0x0, NotSerialized)
+{
+  //calculate Shadow RAM
+  EROM()
+
+  // Fix up Bus Number Resources
+  CreateWordField(PBRS, ^PB00._MIN, PBMN)
+  Store(BBI0, PBMN)
+  CreateWordField(PBRS, ^PB00._MAX, PBMX)       // (MAX bus decoded - 1, assuming Uncore Bus is MAX decoded BUS Number)
+  Store(BBL0, PBMX)
+  CreateWordField(PBRS, ^PB00._LEN, PBLN)
+  Subtract(PBMX, PBMN, PBLN)
+  Add(1, PBLN, PBLN)
+
+  // Fix up 16-bit IO resources
+  CreateWordField(PBRS, ^PI01._MIN, PIMN)
+  Store(IOBA, PIMN)
+  CreateWordField(PBRS, ^PI01._MAX, PIMX)
+  Store(IOLA, PIMX)
+  CreateWordField(PBRS, ^PI01._LEN, PILN)
+  Subtract(PIMX, PIMN, PILN)
+  Add(1, PILN, PILN)
+
+  // Fix up 32-bit Memory resources
+  CreateDWordField(PBRS, ^PM01._MIN, PMMN)
+  Store(MMB0, PMMN)
+  CreateDWordField(PBRS, ^PM01._MAX, PMMX)
+  Store(MML0, PMMX)
+  CreateDWordField(PBRS, ^PM01._LEN, PMLN)
+  Subtract(PMMX, PMMN, PMLN)
+  Add(1, PMLN, PMLN)
+
+  // Fix up 64-bit Memory resources
+//  If(LAnd(MMH0, LGreater(OSFL, 8))) {
+  CreateQWordField(PBRS, ^PM02._MIN, P2MN)
+  Store(HMB0, P2MN)
+  CreateQWordField(PBRS, ^PM02._MAX, P2MX)
+  Store(HML0, P2MX)
+  CreateQWordField(PBRS, ^PM02._LEN, P2LN)
+  Subtract(P2MX, P2MN, P2LN)
+  Add(1, P2LN, P2LN)
+//  }
+
+  Return(PBRS)
+}
+
+Method(_STA,0) {
+  If (NPB0) {
+    Return(0x0F)
+  }
+  Return(0x00)
+}
+
+OperationRegion(TMEM, PCI_Config, 0x52, 0x3)
+Field(TMEM, ByteAcc, NoLock, Preserve) {
+  DIM0, 4,
+  DIM1, 4,
+  , 8,
+  DIM2, 4
+}
+
+Name(MTBL, Package(0x10) {
+  0x0,
+  0x20,
+  0x20,
+  0x30,
+  0x40,
+  0x40,
+  0x60,
+  0x80,
+  0x80,
+  0x80,
+  0x80,
+  0xc0,
+  0x100,
+  0x100,
+  0x100,
+  0x200
+})
+
+
+OperationRegion(PAMX, PCI_Config, 0x90, 0x7)
+Field(PAMX, ByteAcc, NoLock, Preserve) {
+  , 4,
+  BSEG, 4,
+  PAMS, 48
+}
+
+Name(ERNG, Package(0xd) {
+  0xc0000,
+  0xc4000,
+  0xc8000,
+  0xcc000,
+  0xd0000,
+  0xd4000,
+  0xd8000,
+  0xdc000,
+  0xe0000,
+  0xe4000,
+  0xe8000,
+  0xec000,
+  0xf0000
+})
+
+Name(PAMB, Buffer(0x7) {
+})
+
+Method(EROM, 0x0, NotSerialized) {
+  CreateDWordField(PBRS, 0x5c, RMIN)
+  CreateDWordField(PBRS, 0x60, RMAX)
+  CreateDWordField(PBRS, 0x68, RLEN)
+  CreateByteField(PAMB, 0x6, BREG)
+  Store(PAMS, PAMB)
+  Store(BSEG, BREG)
+  Store(0x0, RMIN)
+  Store(0x0, RMAX)
+  Store(0x0, RLEN)
+  Store(0x0, Local0)
+  While(LLess(Local0, 0xd)) {
+      ShiftRight(Local0, 0x1, Local1)
+      Store(DerefOf(Index(PAMB, Local1, )), Local2)
+      If(And(Local0, 0x1, )) {
+        ShiftRight(Local2, 0x4, Local2)
+      }
+      And(Local2, 0x3, Local2)
+      If(RMIN) {
+        If(Local2) {
+          Add(DerefOf(Index(ERNG, Local0, )), 0x3fff, RMAX)
+          If(LEqual(RMAX, 0xf3fff)) {
+            Store(0xfffff, RMAX)
+          }
+          Subtract(RMAX, RMIN, RLEN)
+          Increment(RLEN)
+        } Else {
+          Store(0xc, Local0)
+        }
+      } Else {
+        If(Local2) {
+          Store(DerefOf(Index(ERNG, Local0, )), RMIN)
+          Add(DerefOf(Index(ERNG, Local0, )), 0x3fff, RMAX)
+          If(LEqual(RMAX, 0xf3fff)) {
+            Store(0xfffff, RMAX)
+          }
+          Subtract(RMAX, RMIN, RLEN)
+          Increment(RLEN)
+        } Else {
+      }
+    }
+    Increment(Local0)
+  }
+}
diff --git a/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/PciIrq.asi b/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/PciIrq.asi
new file mode 100644
index 0000000000..fe7c2b8753
--- /dev/null
+++ b/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/PciIrq.asi
@@ -0,0 +1,455 @@
+/** @file
+
+Copyright (c) 2018, Intel Corporation. All rights reserved.<BR>
+SPDX-License-Identifier: BSD-2-Clause-Patent
+
+**/
+
+OperationRegion (PRR0, PCI_Config, 0x00, 0x100)
+Field (PRR0, AnyAcc, NoLock, Preserve) {
+  Offset(0x60),
+  PIRA, 8,
+  PIRB, 8,
+  PIRC, 8,
+  PIRD, 8,
+  Offset(0x68),
+  PIRE, 8,
+  PIRF, 8,
+  PIRG, 8,
+  PIRH, 8
+}
+
+Device (LNKA) {      // PCI IRQ link A
+  Name (_HID,EISAID("PNP0C0F"))
+  //Name(_UID, 1)
+  Method (_STA,0,NotSerialized) {
+    If(And(PIRA, 0x80)) {
+      Return (0x9)
+    } Else {
+      Return (0xB)
+    } // Don't display
+  }
+
+  Method (_DIS,0,NotSerialized) {
+    Or (PIRA, 0x80, PIRA)
+  }
+
+  Method (_CRS,0,Serialized) {
+    Name (BUF0, ResourceTemplate() {IRQ(Level,ActiveLow,Shared){0}})
+    //
+    // Define references to buffer elements
+    //
+    CreateWordField (BUF0, 0x01, IRQW)  // IRQ low
+    //
+    // Write current settings into IRQ descriptor
+    //
+    If (And(PIRA, 0x80)) {
+      Store (Zero, Local0)
+    } Else {
+      Store (One,Local0)
+    }
+    //
+    // Shift 1 by value in register 70, Save in buffer
+    //
+    ShiftLeft (Local0,And (PIRA,0x0F),IRQW)       // Save in buffer
+    Return (BUF0)                                 // Return Buf0
+  }                                               // End of _CRS method
+
+  Name (_PRS, ResourceTemplate()
+        {IRQ(Level,ActiveLow,Shared){3,4,5,6,7,9,10,11,12,14,15}})
+
+    Method (_SRS,1,NotSerialized) {
+      CreateWordField (ARG0, 0x01, IRQW)  // IRQ low
+
+      FindSetRightBit(IRQW,Local0)          // Set IRQ
+      If (LNotEqual (IRQW,Zero)){
+        And (Local0, 0x7F,Local0)
+        Decrement (Local0)
+      } Else {
+        Or (Local0, 0x80,Local0)
+      }
+      Store (Local0, PIRA)
+    }   // End of _SRS Method
+}
+
+Device(LNKB) {  // PCI IRQ link B
+  Name (_HID,EISAID("PNP0C0F"))
+  //Name(_UID, 2)
+  Method (_STA,0,NotSerialized) {
+    If (And (PIRB, 0x80)) {
+      Return (0x9)
+    } Else {
+      Return (0xB)
+    } // Don't display
+  }
+
+  Method (_DIS,0,NotSerialized) {
+    Or (PIRB, 0x80,PIRB)
+  }
+
+  Method (_CRS,0,Serialized) {
+    Name(BUF0, ResourceTemplate()
+        {IRQ(Level,ActiveLow,Shared){0}})
+    //
+    // Define references to buffer elements
+    //
+    CreateWordField (BUF0, 0x01, IRQW)  // IRQ low
+    //
+    // Write current settings into IRQ descriptor
+    //
+    If (And (PIRB, 0x80)) {
+      Store (Zero, Local0)
+    } Else {
+      Store (One,Local0)
+    }
+    //
+    // Shift 1 by value in register 70, Save in buffer
+    //
+    ShiftLeft (Local0,And (PIRB,0x0F),IRQW)   // Save in buffer
+    Return (BUF0)               // Return Buf0
+  }                             // End of _CRS method
+
+  Name (_PRS,
+      ResourceTemplate()
+      {IRQ(Level,ActiveLow,Shared){3,4,5,6,7,9,10,11,12,14,15}})
+
+  Method (_SRS,1,NotSerialized) {
+    CreateWordField (ARG0, 0x01, IRQW)      // IRQ low
+
+    FindSetRightBit(IRQW,Local0) // Set IRQ
+    If (LNotEqual(IRQW,Zero)) {
+      And (Local0, 0x7F, Local0)
+      Decrement (Local0)
+    } Else  {
+      Or (Local0, 0x80, Local0)
+    }
+    Store (Local0, PIRB)
+  }   // End of _SRS Method
+}
+
+Device(LNKC) {  // PCI IRQ link C
+  Name(_HID, EISAID("PNP0C0F"))
+  //Name(_UID, 3)
+
+  Method (_STA,0,NotSerialized) {
+    If (And (PIRC, 0x80)) {
+      Return (0x9)
+    } Else {
+      Return (0xB)
+    } // Don't display
+  }
+
+  Method (_DIS, 0, NotSerialized) {
+    Or (PIRC, 0x80, PIRC)
+  }
+
+  Method (_CRS, 0, Serialized) {
+    Name (BUF0, ResourceTemplate()
+        {IRQ(Level,ActiveLow,Shared){0}})
+    //
+    // Define references to buffer elements
+    //
+    CreateWordField (BUF0, 0x01, IRQW)  // IRQ low
+    //
+    // Write current settings into IRQ descriptor
+    //
+    If (And (PIRC, 0x80)) {
+      Store (Zero, Local0)
+    } Else {
+      Store (One,Local0)
+    }
+    //
+    // Shift 1 by value in register 70, Save in buffer
+    //
+    ShiftLeft (Local0,And (PIRC,0x0F),IRQW)
+    Return (BUF0)
+  } // End of _CRS method
+
+  Name (_PRS, ResourceTemplate()
+      {IRQ(Level,ActiveLow,Shared){3,4,5,6,7,9,10,11,12,14,15}})
+
+  Method (_SRS,1,NotSerialized) {
+    CreateWordField (ARG0, 0x01, IRQW)  // IRQ low
+    FindSetRightBit(IRQW,Local0)        // Set IRQ
+    If (LNotEqual (IRQW,Zero)) {
+      And (Local0, 0x7F, Local0)
+      Decrement (Local0)
+    } Else {
+      Or (Local0, 0x80,Local0)
+    }
+    Store (Local0, PIRC)
+  }   // End of _SRS Method
+}
+
+Device (LNKD) {  // PCI IRQ link D
+  Name (_HID,EISAID ("PNP0C0F"))
+
+  //Name(_UID, 4)
+
+  Method (_STA, 0, NotSerialized) {
+    If (And (PIRD, 0x80)) {
+      Return (0x9)
+    } Else  {
+      Return (0xB)
+    }    // Don't display
+  }
+
+  Method (_DIS, 0, NotSerialized) {
+    Or(PIRD, 0x80,PIRD)
+  }
+
+  Method (_CRS,0,Serialized) {
+    Name (BUF0, ResourceTemplate()
+        {IRQ(Level,ActiveLow,Shared){0}})
+    //
+    // Define references to buffer elements
+    //
+    CreateWordField (BUF0, 0x01, IRQW)  // IRQ low
+    //
+    // Write current settings into IRQ descriptor
+    //
+    If (And (PIRD, 0x80)) {
+      Store (Zero, Local0)
+    } Else {
+      Store (One,Local0)
+    }
+    //
+    // Shift 1 by value in register 70, Save in buffer
+    //
+    ShiftLeft (Local0, And (PIRD,0x0F), IRQW)
+    Return (BUF0)  // Return Buf0
+  } // End of _CRS method
+
+  Name (_PRS, ResourceTemplate()
+      {IRQ(Level,ActiveLow,Shared){3,4,5,6,7,9,10,11,12,14,15}})
+
+  Method (_SRS,1,NotSerialized) {
+    CreateWordField (ARG0, 0x01, IRQW)  // IRQ low
+    FindSetRightBit (IRQW, Local0)// Set IRQ
+    If (LNotEqual (IRQW, Zero)) {
+        And (Local0, 0x7F, Local0)
+        Decrement (Local0)
+    } Else {
+        Or (Local0, 0x80, Local0)
+    }
+    Store(Local0, PIRD)
+  }  // End of _SRS Method
+}
+
+Device(LNKE) {  // PCI IRQ link E
+  Name(_HID,EISAID("PNP0C0F"))
+
+  //Name(_UID, 5)
+
+  Method (_STA,0,NotSerialized) {
+    If (And (PIRE, 0x80)) {
+      Return(0x9)
+    } Else  {
+      Return(0xB)
+    }    // Don't display
+  }
+
+  Method (_DIS,0,NotSerialized) {
+    Or (PIRE, 0x80, PIRE)
+  }
+
+  Method (_CRS, 0, Serialized) {
+    Name (BUF0, ResourceTemplate()
+        {IRQ(Level,ActiveLow,Shared){0}})
+    //
+    // Define references to buffer elements
+    //
+    CreateWordField (BUF0, 0x01, IRQW)  // IRQ low
+    //
+    // Write current settings into IRQ descriptor
+    //
+    If (And (PIRE, 0x80)) {
+      Store (Zero, Local0)
+    } Else {
+      Store (One, Local0)
+    }
+    //
+    // Shift 1 by value in register 70, Save in buffer
+    //
+    ShiftLeft (Local0, And (PIRE,0x0F), IRQW)
+    Return (BUF0) // Return Buf0
+  }  // End of _CRS method
+
+  Name(_PRS, ResourceTemplate()
+      {IRQ(Level,ActiveLow,Shared){3,4,5,6,7,9,10,11,12,14,15}})
+
+  Method (_SRS,1,NotSerialized) {
+    CreateWordField (ARG0, 0x01, IRQW)  // IRQ low
+    FindSetRightBit (IRQW, Local0)      // Set IRQ
+    If (LNotEqual (IRQW, Zero)) {
+        And (Local0, 0x7F, Local0)
+        Decrement (Local0)
+    } Else  {
+        Or (Local0, 0x80, Local0)
+    }
+    Store (Local0, PIRE)
+  }   // End of _SRS Method
+}
+
+Device(LNKF) { // PCI IRQ link F
+  Name (_HID,EISAID("PNP0C0F"))
+
+  //Name(_UID, 6)
+
+  Method (_STA,0,Serialized) {
+    If (And (PIRF, 0x80)) {
+      Return (0x9)
+    } Else {
+      Return (0xB)
+    }    // Don't display
+  }
+
+  Method (_DIS,0,NotSerialized) {
+    Or (PIRB, 0x80, PIRF)
+  }
+
+  Method (_CRS,0,Serialized) {
+    Name(BUF0, ResourceTemplate()
+        {IRQ(Level,ActiveLow,Shared){0}})
+    //
+    // Define references to buffer elements
+    //
+    CreateWordField (BUF0, 0x01, IRQW)  // IRQ low
+    //
+    // Write current settings into IRQ descriptor
+    //
+    If (And (PIRF, 0x80)) {
+      Store (Zero, Local0)
+    } Else {
+      Store (One, Local0)
+    }
+    //
+    // Shift 1 by value in register 70, Save in buffer
+    //
+    ShiftLeft (Local0, And (PIRF, 0x0F),IRQW)
+    Return (BUF0)
+  }  // End of _CRS method
+
+  Name(_PRS, ResourceTemplate()
+      {IRQ(Level,ActiveLow,Shared){3,4,5,6,7,9,10,11,12,14,15}})
+
+  Method (_SRS,1,NotSerialized) {
+    CreateWordField (ARG0, 0x01, IRQW)      // IRQ low
+    FindSetRightBit (IRQW,Local0)           // Set IRQ
+    If (LNotEqual (IRQW,Zero)) {
+      And (Local0, 0x7F,Local0)
+      Decrement (Local0)
+    } Else {
+      Or (Local0, 0x80, Local0)
+    }
+    Store (Local0, PIRF)
+  }  // End of _SRS Method
+}
+
+Device(LNKG) { // PCI IRQ link G
+    Name(_HID,EISAID("PNP0C0F"))
+    //Name(_UID, 7)
+    Method(_STA,0,NotSerialized) {
+      If (And (PIRG, 0x80)) {
+        Return (0x9)
+      } Else  {
+        Return (0xB)
+      }    // Don't display
+    }
+
+    Method (_DIS, 0, NotSerialized) {
+      Or(PIRG, 0x80,PIRG)
+    }
+
+    Method (_CRS,0,Serialized){
+      Name(BUF0,ResourceTemplate()
+          {IRQ(Level,ActiveLow,Shared){0}})
+      //
+      // Define references to buffer elements
+      //
+      CreateWordField (BUF0, 0x01, IRQW)  // IRQ low
+      //
+      // Write current settings into IRQ descriptor
+      //
+      If (And(PIRG, 0x80)) {
+          Store(Zero, Local0)
+      } Else {
+          Store(One,Local0)
+      }
+      //
+      // Shift 1 by value in register 70, Save in buffer
+      //
+      ShiftLeft (Local0,And(PIRG,0x0F),IRQW)
+      Return (BUF0)
+    }  // End of _CRS method
+
+    Name (_PRS, ResourceTemplate()
+        {IRQ(Level,ActiveLow,Shared){3,4,5,6,7,9,10,11,12,14,15}})
+
+    Method (_SRS,1,NotSerialized) {
+      CreateWordField (ARG0, 0x01, IRQW)  // IRQ low
+      FindSetRightBit(IRQW,Local0)        // Set IRQ
+      If (LNotEqual (IRQW,Zero)) {
+        And (Local0, 0x7F,Local0)
+        Decrement (Local0)
+      } Else {
+        Or (Local0, 0x80,Local0)
+      }
+      Store (Local0, PIRG)
+    }  // End of _SRS Method
+}
+
+Device(LNKH) { // PCI IRQ link H
+    Name (_HID,EISAID("PNP0C0F"))
+
+    //Name(_UID, 8)
+
+    Method (_STA,0,Serialized) {
+      If (And(PIRH, 0x80)) {
+        Return(0x9)
+      } Else    {
+        Return(0xB)
+      }    // Don't display
+    }
+
+    Method (_DIS,0,NotSerialized) {
+      Or(PIRH, 0x80,PIRH)
+    }
+
+    Method (_CRS,0,Serialized) {
+      Name(BUF0, ResourceTemplate()
+          {IRQ(Level,ActiveLow,Shared){0}})
+      //
+      // Define references to buffer elements
+      //
+      CreateWordField (BUF0, 0x01, IRQW)  // IRQ low
+      //
+      // Write current settings into IRQ descriptor
+      //
+      If (And (PIRH, 0x80)) {
+        Store (Zero, Local0)
+      } Else {
+        Store (One,Local0)
+      }
+      //
+      // Shift 1 by value in register 70, Save in buffer
+      //
+      ShiftLeft (Local0,And(PIRH,0x0F),IRQW)
+      Return (BUF0)
+    } // End of _CRS method
+
+    Name(_PRS, ResourceTemplate()
+        {IRQ(Level,ActiveLow,Shared){3,4,5,6,7,9,10,11,12,14,15}})
+
+    Method (_SRS,1,NotSerialized) {
+      CreateWordField (ARG0, 0x01, IRQW)  // IRQ low
+      FindSetRightBit (IRQW,Local0)// Set IRQ
+      If (LNotEqual (IRQW,Zero)) {
+        And (Local0, 0x7F,Local0)
+        Decrement (Local0)
+      } Else {
+        Or (Local0, 0x80,Local0)
+      }
+      Store (Local0, PIRH)
+    }
+}
diff --git a/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/PcieHp.asi b/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/PcieHp.asi
new file mode 100644
index 0000000000..ced2b3ecd1
--- /dev/null
+++ b/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/PcieHp.asi
@@ -0,0 +1,644 @@
+/** @file
+
+Copyright (c) 2018, Intel Corporation. All rights reserved.<BR>
+SPDX-License-Identifier: BSD-2-Clause-Patent
+
+**/
+
+  // 
+  // BIOS parameter
+  // The address will be fixed dynamically during boot. 
+  // Will be updated by ACPI platform driver as "FIX8"
+  //
+  OperationRegion (MCTL, SystemMemory, 0x38584946, 0x04)
+  Field (MCTL, ByteAcc, NoLock, Preserve) {
+        ,   3,
+    HGPE,   1,
+        ,   7,
+        ,   8,
+        ,   8
+  }
+
+//
+// No longer needed, See PPA4
+//
+//  OperationRegion (PSTS, PCI_Config, 0xB0, 0x04) 
+//  Field (PSTS, ByteAcc, NoLock, Preserve) {
+//        ,   16,
+//    PMES,   1,               // PME Status bit 16           
+//    PMEP,   1,               //PME Pending bit 17      
+//        ,   14
+//  }
+
+
+  Method (_INI, 0, NotSerialized) {
+    Store (0x01, HGPE)          //enable GPE message generation for ACPI hotplug support
+  }
+
+  Name(_HPP, Package(){0x08, 0x40, 1, 0})
+
+  //
+  // begin hotplug code
+  //
+  Name(SHPC, 0x40)            // Slot Hot-plug Capable
+
+  Name(SPDS, 0x040)           // Slot Presence Detect State
+
+  Name(MRLS, 0x0)             // MRL Closed, Standby Power to slot is on
+  Name(CCOM, 0x010)           // Command Complete
+  Name(SPDC, 0x08)            // Slot Presence Detect Changes
+  Name(MRLC, 0x04)            // Slot MRL Changed
+  Name(SPFD, 0x02)            // Slot Power Fault Detected
+  Name(SABP, 0x01)            // Slot Attention Button Pressed
+
+  Name(SPOF, 0x10)            // Slot  Power Off
+  Name(SPON, 0x0F)            // Slot  Power On Mask
+
+  Name(ALMK, 0x1C)            // Slot Atten. LED Mask
+  Name(ALON, 0x01)            // Slot Atten. LED On
+  Name(ALBL, 0x02)            // Slot Atten LED Blink
+  Name(ALOF, 0x03)            // Slot Atten LED Off
+
+  Name(PLMK, 0x13)            // Slot Pwr. LED Mask
+  Name(PLON, 0x04)            // Slot Pwr. LED On
+  Name(PLBL, 0x08)            // Slot Pwr. LED Blink
+  Name(PLOF, 0x0C)            // Slot Pwr. LED Off
+
+  //;*************************************
+  //;   Bit 3 = Presence Detect Event
+  //;   Bit 2 = MRL Sensor Event
+  //;   Bit 1 = PWR Fault Event
+  //;   Bit 0 = Attention Button Event
+  //;*************************************
+  Name(HPEV, 0xF)             // Possible interrupt events (all)
+
+  //;************************************************************************;
+  //;
+  //; PCIe Link Control Register A0-A1h
+  //;
+  //;    Bit -   4   -  Link disable.
+  //;
+  //;************************************************************************;
+//
+// No longer needed, see PPA4
+//
+//  OperationRegion(PPA0, PCI_Config, 0xA0, 0x02)
+//  Field(PPA0,ByteAcc,NoLock,Preserve) {
+//    ,4,
+//    LDIS,1,                   // Link Disable bit4.
+//    ,11,
+//  }
+
+  //;************************************************************************;
+  //;
+  //; PCIe Slot Capabilities Register A4-A7h
+  //;    Bit - 31-5  -  Not used
+  //;    Bit -   4   -  Power Indicator Present.
+  //;    Bit -   3   -  Attention Indicator Present.
+  //;    Bit -   2   -  MRL Sensor Present.
+  //;    Bit -   1   -  Power Controller Present.
+  //;    Bit -   0   -  Attention Button Present.
+  //;
+  //; PCIe Slot control Register A8-A9h
+  //;
+  //;    Bit -  10   -  PWR Control Disable
+  //;    Bit - 9:8   -  Attn Indicator
+  //;    Bit - 7:6   -  PWR Indicator
+  //;    Bit -   5   -  Hot-Plug Interrupt Event Enable
+  //;    Bit -   4   -  Command Complete Interrupt enable
+  //;    Bit -   3   -  Presence Detect Changed Interrupt enable
+  //;    Bit -   2   -  MRL Sensor Changed Interrupt enable
+  //;    Bit -   1   -  PwrFault Detect Interrupt enable
+  //;    Bit -   0   -  Attention Button Pressed Interrupt Enable
+  //;
+  //; PCIe Slot Status Registers AA-ADh
+  //;
+  //;    Bit -   6   -  Presence Detect State.
+  //;    Bit -   5   -  MRL Sensor State.
+  //;    Bit -   4   -  Command Completed.
+  //;
+  //;    RWC Status Bits
+  //;
+  //;    Bit -   3   -  Presence Detect Changed.
+  //;    Bit -   2   -  MRL Sensor Changed.
+  //;    Bit -   1   -  Power Fault Detected.
+  //;    Bit -   0   -  Attention Button Pressed.
+  //;************************************************************************;
+  OperationRegion(PPA4, PCI_Config, 0x00, 0x100)
+  Field(PPA4,ByteAcc,NoLock,Preserve) {
+    Offset (0xA0),            // from PPA0 OpRegion
+    ,4,
+    LDIS,1,                   // Link Disable bit4.
+    ,11,
+    Offset(0xA4),             // A4-A7h PCI Slot Capabilities Register
+    ATBP,1,                   // Attention Button Present
+    ,1,                       // Skip Power Controller Present
+    MRSP,1,                   // MRL Sensor Present
+    ATIP,1,                   // Attention Indicator Present
+    PWIP,1,                   // Power Indicator Present
+    ,14,
+    PSNM,13,                  // Physical Slot Number
+    Offset(0xA8),             // PCIE Slot Control Register
+    ABIE,1,                   // Attention Button Pressed Interrupt Enable
+    PFIE,1,                   // Power Fault Detected Interrupt Enable
+    MSIE,1,                   // MRL Sensor Changed Interrupt Enable
+    PDIE,1,                   // Presence Detect Changed Interrupt Enable.
+    CCIE,1,                   // Command Complete Interrupt Enable.
+    HPIE,1,                   // Hot-plug Interrupt Enable.
+    SCTL,5,                   // Attn/Power indicator and Power controller.
+    ,5,                       // reserved
+    Offset(0xAA),             // PCIE Slot Status Register
+    SSTS,7,                   // The status bits in Slot Status Reg
+    ,1,
+    Offset (0xB0),            // from PSTS OpRegion
+        ,   16,
+    PMES,   1,                // PME Status bit 16           
+    PMEP,   1,                // PME Pending bit 17      
+        ,   14
+  }
+
+  //
+  // These Methods replace the bit field definitions in PPA8
+  //  that were bit fields within SCTL
+  //
+  Method (ATID, 0) {
+    Return (And (SCTL, 0x03))
+  }
+
+  Method (PWID, 0) {
+    Return (ShiftRight (And (SCTL, 0x0C), 2))
+  }
+
+  Method (PWCC, 0) {
+    Return (ShiftRight (And (SCTL, 0x10), 4))
+  }
+
+  //
+  // These methods replace the bit fields definitions in PPA8
+  //  that were bit fields within SSTS
+  //
+  Method (ABPS, 1) {
+    If (LEqual (Arg0, 1)) {
+      Or (SSTS, 0x01, SSTS)
+    }
+    Return (And (SSTS, 0x01))
+  }
+
+  Method (PFDS, 1) {
+    If (LEqual (Arg0, 1)) {
+      Or (SSTS, 0x02, SSTS)
+    }
+    Return (ShiftRight (And (SSTS, 0x02), 1))
+  }
+  
+  Method (MSCS, 1) {
+    If (LEqual (Arg0, 1)) {
+      Or (SSTS, 0x04, SSTS)
+    }
+    Return (ShiftRight (And (SSTS, 0x04), 2))
+  }
+  
+  Method (PDCS, 1) {
+    If (LEqual (Arg0, 1)) {
+      Or (SSTS, 0x08, SSTS)
+    }
+    Return (ShiftRight (And (SSTS, 0x08), 3))
+  }
+
+  Method (CMCS, 1) {
+    If (LEqual (Arg0, 1)) {
+      Or (SSTS, 0x10, SSTS)
+    }
+    Return (ShiftRight (And (SSTS, 0x10), 4))
+  }
+
+  Method (MSSC, 1) {
+    If (LEqual (Arg0, 1)) {
+      Or (SSTS, 0x20, SSTS)
+    }
+    Return (ShiftRight (And (SSTS, 0x20), 5))
+  }
+
+  Method (PRDS, 1) {
+    If (LEqual (Arg0, 1)) {
+      Or (SSTS, 0x40, SSTS)
+    }
+    Return (ShiftRight (And (SSTS, 0x40), 6))
+  }
+
+
+//  OperationRegion(PPA8, PCI_Config, 0x00, 0x0ff)
+//  Field(PPA8,ByteAcc,NoLock,Preserve) {
+//    Offset(0xA8),             // PCIE Slot Control Register
+//    ,6,
+//    ATID,2,                   // Attention Indicator Control.
+//    PWID,2,                   // Power Indicator Control.
+//    PWCC,1,                   // Power Controller Control.
+//    ,5,
+//    Offset(0xAA),             // RWC status
+//    ABPS,1,                   // Attention Button Pressed Status (RWC)
+//    PFDS,1,                   // Power Fault Detect Status (RWC)
+//    MSCS,1,                   // MRL Sensor Changed Status
+//    PDCS,1,                   // Presence Detect Changed Status
+//    CMCS,1,                   // Command Complete Status
+//    MSSC,1,                   // MRL Sensor State
+//    PRDS,1,                   // Presence Detect State
+//    ,1,
+//  }
+
+  //;************************************************************************;
+  //; This OSHP (Operating System Hot Plug) method is provided for each HPC
+  //; which is controlled by ACPI. This method disables ACPI access to the
+  //; HPC and restores the normal System Interrupt and Wakeup Signal
+  //; connection.
+  //;************************************************************************;
+  Method(OSHP) {              // OS call to unhook Legacy ASL PCI-Express HP code.
+    Store(0, SSTS)            // Clear any status
+    Store(0x0, HGPE)          // Disable GPE generation
+  }
+
+  //;************************************************************************;
+  //; Hot Plug Controller Command Method
+  //;
+  //; Input: Arg0 - Command to issue
+  //;
+  //;************************************************************************;
+  Method(HPCC,1) {
+    Store(SCTL, Local0)           // get current command state
+    Store(0,    Local1)           // reset the timeout value
+    If(LNotEqual(Arg0, Local0)) { // see if state is different
+      Store(Arg0, SCTL)           // Update the Slot Control
+      While(LAnd (LNot(CMCS(0)), LNotEqual(100, Local1))) { // spin while CMD complete bit is not set,
+                                                            // check for timeout to avoid dead loop
+        Store(0xFB, IO80)
+        Sleep(2)                  // allow processor time slice
+        Add(Local1, 2, Local1)
+      }
+      CMCS(1)                     // Clear the command complete status
+    }
+  }
+
+  //;************************************************************************;
+  //; Attention Indicator Command
+  //;
+  //; Input: Arg0 - Command to issue
+  //;               1 = ON
+  //;               2 = Blink
+  //;               3 = OFF
+  //;************************************************************************;
+  Method(ATCM,1) {
+    Store(SCTL, Local0)           // Get Slot Control
+    And(Local0, ALMK, Local0)     // Mask the Attention Indicator Bits
+    If(LEqual(Arg0, 0x1)){        // Attenion indicator "ON?"
+      Or(Local0, ALON, Local0)    // Set the Attention Indicator to "ON"
+    }
+    If(LEqual(Arg0, 0x2)){        // Attenion indicator "BLINK?"
+      Or(Local0, ALBL, Local0)    // Set the Attention Indicator to "BLINK"
+    }
+    If(LEqual(Arg0, 0x3)){        // Attenion indicator "OFF?"
+      Or(Local0, ALOF, Local0)    // Set the Attention Indicator to "OFF"
+    }
+    HPCC(Local0)
+  }
+
+  //;************************************************************************;
+  //; Power Indicator Command
+  //;
+  //; Input: Arg0 - Command to issue
+  //;               1 = ON
+  //;               2 = Blink
+  //;               3 = OFF
+  //;************************************************************************;
+  Method(PWCM,1){
+    Store(SCTL, Local0)           // Get Slot Control
+    And(Local0, PLMK, Local0)     // Mask the Power Indicator Bits
+    If(LEqual(Arg0, 0x1)){        // Power indicator "ON?"
+      Or(Local0, PLON, Local0)    // Set the Power Indicator to "ON"
+    }
+    If(LEqual(Arg0, 0x2)){        // Power indicator "BLINK?"
+      Or(Local0, PLBL, Local0)    // Set the Power Indicator to "BLINK"
+    }
+    If(LEqual(Arg0, 0x3)){        // Power indicator "OFF?"
+      Or(Local0, PLOF, Local0)    // Set the Power Indicator to "OFF"
+    }
+    HPCC(Local0)
+  }
+
+  //;************************************************************************;
+  //; Power Slot Command
+  //;
+  //; Input: Arg0 - Command to issue
+  //;               1 = Slot Power ON
+  //;               2 = Slot Power Off
+  //;************************************************************************;
+  Method(PWSL,1){
+    Store(SCTL, Local0)           // Get Slot Control
+    If(Arg0){                     // Power Slot "ON" Arg0 = 1
+      And(Local0, SPON, Local0)   // Turns the Power "ON"
+    } Else {                      // Power Slot "OFF"
+      Or(Local0, SPOF, Local0)    // Turns the Power "OFF"
+    }
+    HPCC(Local0)
+  }
+
+  //;************************************************************************;
+  //; _OST Methods to indicate that the device Eject/insert request is
+  //; pending, OS could not complete it
+  //;
+  //; Input: Arg0 - Value used in Notify to OS
+  //;               0x00 - card insert
+  //;               0x03 - card eject  
+  //;        Arg1 - status of Notify
+  //;               0 - success
+  //;               0x80 - Ejection not supported by OSPM
+  //;               0x81 - Device in use
+  //;               0x82 - Device Busy
+  //;               0x84 - Ejection in progress-pending
+  //;************************************************************************;
+  Method(_OST,3,Serialized) {
+    Switch(And(Arg0,0xFF)) {      // Mask to retain low byte
+      Case(0x03) {                // Ejection Request
+        Switch(ToInteger(Arg1)) {
+          Case(Package() {0x80, 0x81, 0x82, 0x83}) {
+            //
+            // Ejection Failure for some reason
+            //
+            If (Lnot(PWCC())) {     // if slot is powered
+              PWCM(0x1)           // Set PowerIndicator to ON
+              Store(0x1,ABIE)     // Set AttnBtn Interrupt ON
+            }
+          }
+        }
+      }
+    }
+  } // End _OST
+
+  //;************************************************************************;
+  //; Eject Control Methods to indicate that the device is hot-ejectable and
+  //; should "eject" the device.
+  //;
+  //;
+  //;************************************************************************;
+  Method(EJ0L){
+    Store(0xFF, IO80)
+    Store(SCTL, Local0)             // Get IIO Port Control state
+    if( LNot( LEqual( ATID(), 1))) {  // Check if Attention LED is not solid "ON"
+      And(Local0, ALMK, Local0)     //  Mask the Attention Indicator Bits 
+      Or(Local0, ALBL, Local0)      //  Set the Attention Indicator to blink
+    }
+    HPCC(Local0)                    // issue command
+
+    Store(SCTL, Local0)             // Get IIO Port Control state
+    Or(Local0, SPOF, Local0)        // Set the Power Controller Control to Power Off
+    HPCC(Local0)
+
+    Store(SCTL, Local0)             // Get IIO Port Control state
+    Or(Local0, PLOF, Local0)        // Set the Power Indicator to Off.
+    HPCC(Local0)
+
+    Store(SCTL, Local0)             // Get IIO Port Control state
+    Or(Local0, ALOF, Local0)        // Set the Attntion LED to Off.
+    HPCC(Local0)
+
+  }  // End of EJ0L
+
+  //;************************************************************************;
+  //; PM_PME Wake Handler for All Slots 
+  //;
+  //; Input: Arg0 - Slot Numnber
+  //;
+  //;************************************************************************;
+  Method(PMEH,1){                   // Handler for PCI-E PM_PME Wake Event/Interupt (GPI xxh)
+    If(And(HPEV, SSTS)){            // Check for Hot-Plug Events
+      If(ABPS(0)) {
+        Store (Arg0, IO80)          // Send slot number to Port 80
+        ABPS(1)                     // Clear the interrupt status
+        Sleep(200)                  // delay 200ms
+      }
+    }
+    Return (0xff)                   // Indicate that this controller did not interrupt
+  }  // End of Method PMEH
+
+  //;************************************************************************;
+  //; Hot-Plug Handler for All Slots.
+  //;
+  //; Input: Arg0 - Slot Number
+  //;
+  //;************************************************************************;
+  Method(HPEH,1){                   // Handler for PCI-E Hot-Plug Event/Interupt (GPI xxh)
+    Store(0xFE, IO80)
+    Sleep(100)
+    Store(0,CCIE)                   // Disable command interrupt
+    If(And(HPEV, SSTS)){            // Check for Hot-Plug Events
+      Store(0xFD, IO80)
+      Sleep(10)
+      Store (Arg0, IO80)            // Send slot number to Port 80
+      Sleep(10)
+      Store(PPXH(), Local0)         // Call Hot plug Interrupt Handler
+      Return(Local0)                // Return PPXH information
+    }
+    Else{
+      Return (0xff)                 // Indicate that this controller did not interrupt
+    }
+    Store(0xFC, IO80)
+    Sleep(10)
+  }  // End of Method HPEH
+
+  //;************************************************************************;
+  //; Interrut Event Handler
+  //;
+  //;
+  //;************************************************************************;
+  Method(PPXH){                       // Hot plug Interrupt Handler
+    //
+    // Check for the Atention Button Press, Slot Empty/Presence, Power Controller Control.
+    //
+    Sleep(200)                        // HW Workaround for AttentionButton Status to stabilise
+    If(ABPS(0)) {                     // Check if Attention Button Pressed 
+      If(LNot(PRDS(0))) {             // See if nothing installed (no card in slot)
+        Store(0x1, LDIS)              // Disable the Link associated with PCI-E port
+        PWSL(0x0)                     // make sure Power is Off
+        PWCM(0x3)                     // Set Power Indicator to "OFF"
+        //
+        // Check for MRL here and set attn indicator accordingly
+        //
+        If(LEqual(MSSC(0),MRLS)) {    // Standby power is on - MRL closed
+          ATCM(0x2)                   // Set Attention Indicator to "BLINK"
+        } else {                      // Standby power is off - MRL open
+         ATCM(0x3)                    // set attention indicator "OFF"
+        }
+        Store(0x0, ABIE)              // set Attention Button Interrupt to disable
+        ABPS(1)                       // Clear the interrupt status
+        Sleep(200)                    // delay 200ms
+        Return(0xff)                  // Attn Button pressed without card in slot. Do nothing
+      }
+      //
+      // Card is present in slot so....
+      //
+      Store(0x0, ABIE)                // set Attention Button Interrupt to disable
+                                      // Attn Btn Interrupt has to be enabled only after an insert oprn
+      ABPS(1)                         // Clear the interrupt status
+      Sleep(200)                      // delay 200ms
+      //
+      // Check for MRL here - only if SPWR is OFF blink AttnInd and retun 0xff
+      //
+      //If(LNot(LEqual(MSSC()),MRLS))) { // Standby power is off
+      //   PWSL(0x0)                    // make sure Power is Off
+      //   PWCM(0x3)                    // Set Power Indicator to "OFF"
+      //   ATCM(0x2)                    // Set Attention Indicator to "BLINK"
+      //   Return(0xff)                 // Attn Button pressed with card in slot, but MRL open. Do nothing
+      //}
+      //Card Present, if StandbyPwr is ON proceed as below with Eject Sequence
+      If(PWCC()) {                      // Slot not Powered
+        PWCM(0x3)                     // Set Power Indicator to "OFF"
+        ATCM(0x2)                     // Set Attention Indicator to "BLINK"
+        Return(0xff)                  // Attn Button pressed with card in slot, MRL closed, Slot not powered. Do nothing
+      } Else {                        // See if Slot is already Powered
+        PWCM(0x2)                     // Set power Indicator to BLINK
+        Sleep(600)                    // Wait 100ms
+        Store(600, Local0)            // set 5 second accumulator to 0
+        ABPS(1)                       // Clear the interrupt status
+        Sleep(200)                    // delay 200ms
+        While(LNot(ABPS(0))) {           // check for someone pressing Attention
+          Sleep(200)                  // Wait 200ms
+          Add(Local0, 200, Local0)
+          If(LEqual(5000, Local0)) {  // heck if 5sec has passed without pressing attnetion btn
+            ABPS(1)                   // Clear the interrupt status
+            Sleep(200)                // delay 200ms 
+            Return (0x3)              // continue with Eject request
+          }
+        }
+        PWCM(0x1)                     // Set power Indicator baCK "ON"
+        ABPS(1)                       // Clear the Attention status
+        Sleep(200)                    // delay 200ms
+        Store(0x1, ABIE)              // set Attention Button Interrupt to enable
+        Return (0xff)                 // do nothing and abort
+      }
+    }  // End if for the Attention Button Hot Plug Interrupt.
+
+    If(PFDS(0)) {                     // Check if Power Fault Detected
+      PFDS(1)                         // Clear the Power Fault Status
+      PWSL(0x0)                       // set Power Off
+      PWCM(0x3)                       // set power indicator to OFF
+      ATCM(0x1)                       // set attention indicator "ON"
+      Store(0x1, LDIS)                // Disable the Link associated with PCI-E port
+      Return(0x03)            // Eject request.
+    }  // End if for the Power Fault Interrupt.
+
+    If(MSCS(0)) {                     // Check interrupt caused by the MRL Sensor
+      MSCS(1)                         // Clear the MRL Status
+      If(LEqual(MSSC(0),MRLS)) {      // Standby power is on - MRL closed
+        If(PRDS(0)) {                 // Card is Present
+
+        ATCM(0x3)                     // Set Attention Indicator to off
+        PWCM(0x2)                     // Set Power Indicator to Blink
+        Sleep(600)                    // Wait 100ms
+        Store(600, Local0)            // set 5 second accumulator to 0
+        ABPS(1)                       // Clear the interrupt status
+        While(LNot(ABPS(0))) {           // check for someone pressing Attention
+          Sleep(200)                  // Wait 200ms
+          Add(Local0, 200, Local0)
+          If(LEqual(5000, Local0)) {  // Check if 5 sec elapsed
+            Store(0x1, ABIE)          // Enable Attention button interrupt
+            ATCM(0x3)                 // set attention indicator "OFF"
+            Store(0x0, LDIS)          // Enable the Link associated with PCI-E port
+            PWSL(0x1)                 // Power the Slot
+            Sleep(500)                // Wait for .5 Sec for the Power to Stabilize.
+            // Check for the Power Fault Detection
+            If(LNot(PFDS(0))) {                 // No Power Fault
+              PWCM(0x1)                         // Set Power Indicator to "ON"
+              // Or(LVLS, 0x000010000, LVLS)    // Enable the Device 4 Slot Clock (GPIO16)
+              // Notify the OS to load the Driver for the card
+              Store(0x00, Local1)
+              Store(0x1, ABIE)                  // Enable Attention button interrupt
+            } Else {                            // Power Fault present
+              PWSL(0x0)                         // set Slot Power Off
+              PWCM(0x3)                         // set power indicator to OFF
+              ATCM(0x1)                         // set attention indicator "ON"
+              Store(0x1, LDIS)                  // Disable the Link associated with PCI-E port
+              // And (LVLS, 0x0FFFEFFFF, LVLS)  // Disable the Device 4 Slot Clock (GPIO16)
+              Store(0x03, Local1)               // Eject request.
+            }                                   // End if for the Slot Power Fault
+              ABPS(1)                           // Clear the Attention status
+              Sleep(200)                        // delay 200ms
+              Return(Local1)
+            }
+          }
+          //
+          // someone pressed Attention Button
+          //
+          ABPS(1)                   // Clear the Attention status
+          Sleep(200)                // delay 200ms
+          PWSL(0x0)                 // Set Slot Power off
+          PWCM(0x3)                 // Set Power Indicator back to "OFF"
+          ATCM(02)                  // Set Attention Indicator to "BLINK"
+          Store(0x1, LDIS)          // Disable the Link associated with PCI-E port
+          Return(0xff)              // leave it off
+          // End of Insert sequence
+        }
+        //MRL is closed, Card is not present
+        PWSL(0x0)                   // Set Slot Power off
+        PWCM(0x3)                   // Set Power Indicator back to "OFF"
+        ATCM(02)                    // Set Attention Indicator to "BLINK"
+        Store(0x1, LDIS)            // Disable the Link associated with PCI-E port
+        Return(0xff)                // leave it off
+      } Else {                      // MRL is open i.e Stdby power is turned off
+        If(PRDS(0)) {               //card present MRL switched off
+          ATCM(0x2)                 // Set Attention Indicator to "BLINK"
+          If(Lnot(PWCC())) {        // If slot is powered
+            // This event is not supported and someone has opened the MRL and dumped the power
+            //  on the slot with possible pending transactions. This could hose the OS.
+            // Try to Notify the OS to unload the drivers.
+            PWSL(0x0)               // Set Slot Power off
+            PWCM(0x3)               // Set Power Indicator back to "OFF"
+            Store(0x1, LDIS)        // Disable the Link associated with PCI-E port
+            Return(0x03)            // Eject request.
+          } Else {                  // Slot not powered, MRL is opened, card still in slot - Eject not fully complete
+            Return(0xFF)
+          }
+        }
+        //no card present and Stdby power switched off, turn AI off
+        ATCM(0x3)                   // Set Attention Indicator to "OFF"
+        Return(0xff)                // leave it off
+      }                             // End of MRL switch open/close state
+    }                               // End of MRL Sensor State Change
+
+    If(PDCS(0)) {                   // Check if Presence Detect Changed Status
+      PDCS(1)                       // Clear the Presence Detect Changed Status
+      If(LNot(PRDS(0))) {           // Slot is Empty
+        PWSL(0x0)                   // Set Slot Power "OFF"
+        PWCM(0x3)                   // set power indicator to "OFF"
+        If(LEqual(MSSC(0),MRLS)) {  // If Standby power is on
+          ATCM(0x2)                 // Set Attention Indicator to "Blink"
+        } else {
+          ATCM(0x3)                 // Set Attention Indicator to "OFF"
+        }
+        Store(0x1, LDIS)            // Disable the Link associated with PCI-E port
+        Return(0xFF)                // Do nothing
+      } Else {                      // Slot Card is inserted
+        // Irrespective of MRL state, do the following
+        Store(0x0, LDIS)            // Enable the Link associated with PCI-E port
+        PWSL(0x1)                   // Set Slot Power ON
+        Sleep(500)                  // Wait for .5 Sec for the Power to Stabilize.
+        If(LNot(PFDS(0))) {         // No Power Fault
+          PWCM(0x1)                 // Set Power Indicator to "ON"
+          Store(0x00, Local1)
+          Store(0x1, ABIE)          // Enable Attention button interrupt
+          ATCM(0x3)                 // Set Attention Indicator to "OFF"
+        } Else {                    // Power Fault present
+          PWSL(0x0)                 // set Slot Power Off
+          PWCM(0x3)                 // set power indicator to OFF
+          ATCM(0x1)                 // set attention indicator "ON"
+          Store(0x1, LDIS)          // Disable the Link associated with PCI-E port
+          Store(0x03, Local1)       // Eject request.
+        }                           // End if for the Slot Power Fault
+        ABPS(1)                     // Clear the Attention status
+        Sleep(200)                  // delay 200ms
+        Return(Local1)
+      }
+    }  // End if for the Presence Detect Changed Hot Plug Interrupt.
+    Return(0xff)    // should not get here, but do device check if it does.
+  }  // End of method PP5H
+  //
+  // End of hotplug code
+  //
diff --git a/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/PcieHpDev.asi b/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/PcieHpDev.asi
new file mode 100644
index 0000000000..34feaa8137
--- /dev/null
+++ b/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/PcieHpDev.asi
@@ -0,0 +1,14 @@
+/** @file
+
+Copyright (c) 2018, Intel Corporation. All rights reserved.<BR>
+SPDX-License-Identifier: BSD-2-Clause-Patent
+
+**/
+
+  Method(SNUM, 0, Serialized) {
+    Store(PSNM, Local0)
+    Return(Local0)
+  }
+
+    Method(_SUN, 0) { Return(SNUM) } // Slot User Number
+    Method(_EJ0, 1) { EJ0L() }       // Remove all power from the slot
diff --git a/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/PcieNonHpDev.asi b/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/PcieNonHpDev.asi
new file mode 100644
index 0000000000..c990898e87
--- /dev/null
+++ b/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/PcieNonHpDev.asi
@@ -0,0 +1,16 @@
+/** @file
+
+Copyright (c) 2018, Intel Corporation. All rights reserved.<BR>
+SPDX-License-Identifier: BSD-2-Clause-Patent
+
+**/
+
+  Method(SNUM, 0, Serialized) {
+    Store(PSNM, Local0)
+    Return(Local0)
+  }
+
+  Method(_SUN, 0) { 
+     Return(SNUM) 
+  } // Slot User Number
+
diff --git a/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/PcieSeg.asi b/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/PcieSeg.asi
new file mode 100644
index 0000000000..51c919f5e5
--- /dev/null
+++ b/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/PcieSeg.asi
@@ -0,0 +1,355 @@
+/** @file
+
+Copyright (c) 2018, Intel Corporation. All rights reserved.<BR>
+SPDX-License-Identifier: BSD-2-Clause-Patent
+
+**/
+
+#include "MaxSocket.h"
+
+ Scope(\) {
+
+	//
+	//  \SG00, SG01,... SG07 are defined to contain Segment # for Segment/socket 0, 1, ....
+	//
+       // Create _SEG for each segment/socket
+	//
+
+      //
+      // Debug method for use under BITS
+      // Example:  Set SG01 to 5              SSEG(1,5)
+      //
+      Method(SSEG, 2) {
+            If (LEqual(Arg0, 0) ) { Store (Arg1, SG00) } 
+            If (LEqual(Arg0, 1) ) { Store (Arg1, SG01) } 
+            If (LEqual(Arg0, 2) ) { Store (Arg1, SG02) } 
+            If (LEqual(Arg0, 3) ) { Store (Arg1, SG03) } 
+      }
+
+
+// ------------------------------------------------------
+// Socket 0    PC00 - PC05  share the same segment number SG00
+// ------------------------------------------------------
+
+	Scope(\_SB.PC00) {
+			Method (_SEG, 0, NotSerialized) {
+				return (SG00)
+			}
+	}
+
+	Scope(\_SB.PC01) {
+			Method (_SEG, 0, NotSerialized) {
+				return (SG00)
+			}
+	}
+
+	Scope(\_SB.PC02) {
+			Method (_SEG, 0, NotSerialized) {
+				return (SG00)
+			}
+	}
+
+	Scope(\_SB.PC03) {
+			Method (_SEG, 0, NotSerialized) {
+				return (SG00)
+			}
+	}
+
+	Scope(\_SB.PC04) {
+			Method (_SEG, 0, NotSerialized) {
+				return (SG00)
+			}
+	}
+
+	Scope(\_SB.PC05) {
+			Method (_SEG, 0, NotSerialized) {
+				return (SG00)
+			}
+	}
+
+// ------------------------------------------------------
+// Socket 1    PC06 - PC11  share the same segment number SG01
+// ------------------------------------------------------
+
+	Scope(\_SB.PC06) {
+			Method (_SEG, 0, NotSerialized) {
+				return (SG01)
+			}
+	}
+
+	Scope(\_SB.PC07) {
+			Method (_SEG, 0, NotSerialized) {
+				return (SG01)
+			}
+	}
+
+	Scope(\_SB.PC08) {
+			Method (_SEG, 0, NotSerialized) {
+				return (SG01)
+			}
+	}
+
+	Scope(\_SB.PC09) {
+			Method (_SEG, 0, NotSerialized) {
+				return (SG01)
+			}
+	}
+
+	Scope(\_SB.PC10) {
+			Method (_SEG, 0, NotSerialized) {
+				return (SG01)
+			}
+	}
+
+	Scope(\_SB.PC11) {
+			Method (_SEG, 0, NotSerialized) {
+				return (SG01)
+			}
+	}
+
+// ------------------------------------------------------
+// Socket 2    PC12 - PC17  share the same segment number SG02
+// ------------------------------------------------------
+
+	Scope(\_SB.PC12) {
+			Method (_SEG, 0, NotSerialized) {
+				return (SG02)
+			}
+	}
+
+	Scope(\_SB.PC13) {
+			Method (_SEG, 0, NotSerialized) {
+				return (SG02)
+			}
+	}
+
+	Scope(\_SB.PC14) {
+			Method (_SEG, 0, NotSerialized) {
+				return (SG02)
+			}
+	}
+
+	Scope(\_SB.PC15) {
+			Method (_SEG, 0, NotSerialized) {
+				return (SG02)
+			}
+	}
+
+	Scope(\_SB.PC16) {
+			Method (_SEG, 0, NotSerialized) {
+				return (SG02)
+			}
+	}
+
+	Scope(\_SB.PC17) {
+			Method (_SEG, 0, NotSerialized) {
+				return (SG02)
+			}
+	}
+
+
+// ------------------------------------------------------
+// Socket 3    PC18 - PC23  share the same segment number SG03
+// ------------------------------------------------------
+
+	Scope(\_SB.PC18) {
+			Method (_SEG, 0, NotSerialized) {
+				return (SG03)
+			}
+	}
+
+	Scope(\_SB.PC19) {
+			Method (_SEG, 0, NotSerialized) {
+				return (SG03)
+			}
+	}
+
+	Scope(\_SB.PC20) {
+			Method (_SEG, 0, NotSerialized) {
+				return (SG03)
+			}
+	}
+
+	Scope(\_SB.PC21) {
+			Method (_SEG, 0, NotSerialized) {
+				return (SG03)
+			}
+	}
+
+	Scope(\_SB.PC22) {
+			Method (_SEG, 0, NotSerialized) {
+				return (SG03)
+			}
+	}
+
+	Scope(\_SB.PC23) {
+			Method (_SEG, 0, NotSerialized) {
+				return (SG03)
+			}
+	}
+
+#if MAX_SOCKET > 4
+
+// ------------------------------------------------------
+// Socket 4    PC24 - PC29  share the same segment number SG03
+// ------------------------------------------------------
+
+	Scope(\_SB.PC24) {
+			Method (_SEG, 0, NotSerialized) {
+				return (SG04)
+			}
+	}
+
+	Scope(\_SB.PC25) {
+			Method (_SEG, 0, NotSerialized) {
+				return (SG04)
+			}
+	}
+
+	Scope(\_SB.PC26) {
+			Method (_SEG, 0, NotSerialized) {
+				return (SG04)
+			}
+	}
+
+	Scope(\_SB.PC27) {
+			Method (_SEG, 0, NotSerialized) {
+				return (SG04)
+			}
+	}
+
+	Scope(\_SB.PC28) {
+			Method (_SEG, 0, NotSerialized) {
+				return (SG04)
+			}
+	}
+
+	Scope(\_SB.PC29) {
+			Method (_SEG, 0, NotSerialized) {
+				return (SG04)
+			}
+	}
+	
+// ------------------------------------------------------
+// Socket 5    PC30 - PC35  share the same segment number SG03
+// ------------------------------------------------------
+
+	Scope(\_SB.PC30) {
+			Method (_SEG, 0, NotSerialized) {
+				return (SG05)
+			}
+	}
+
+	Scope(\_SB.PC31) {
+			Method (_SEG, 0, NotSerialized) {
+				return (SG05)
+			}
+	}
+
+	Scope(\_SB.PC32) {
+			Method (_SEG, 0, NotSerialized) {
+				return (SG05)
+			}
+	}
+
+	Scope(\_SB.PC33) {
+			Method (_SEG, 0, NotSerialized) {
+				return (SG05)
+			}
+	}
+
+	Scope(\_SB.PC34) {
+			Method (_SEG, 0, NotSerialized) {
+				return (SG05)
+			}
+	}
+
+	Scope(\_SB.PC35) {
+			Method (_SEG, 0, NotSerialized) {
+				return (SG05)
+			}
+	}
+
+// ------------------------------------------------------
+// Socket 6    PC36 - PC41  share the same segment number SG03
+// ------------------------------------------------------
+
+	Scope(\_SB.PC36) {
+			Method (_SEG, 0, NotSerialized) {
+				return (SG06)
+			}
+	}
+
+	Scope(\_SB.PC37) {
+			Method (_SEG, 0, NotSerialized) {
+				return (SG06)
+			}
+	}
+
+	Scope(\_SB.PC38) {
+			Method (_SEG, 0, NotSerialized) {
+				return (SG06)
+			}
+	}
+
+	Scope(\_SB.PC39) {
+			Method (_SEG, 0, NotSerialized) {
+				return (SG06)
+			}
+	}
+
+	Scope(\_SB.PC40) {
+			Method (_SEG, 0, NotSerialized) {
+				return (SG06)
+			}
+	}
+
+	Scope(\_SB.PC41) {
+			Method (_SEG, 0, NotSerialized) {
+				return (SG06)
+			}
+	}	
+	
+// ------------------------------------------------------
+// Socket 7    PC42 - PC47  share the same segment number SG03
+// ------------------------------------------------------
+
+	Scope(\_SB.PC42) {
+			Method (_SEG, 0, NotSerialized) {
+				return (SG07)
+			}
+	}
+
+	Scope(\_SB.PC43) {
+			Method (_SEG, 0, NotSerialized) {
+				return (SG07)
+			}
+	}
+
+	Scope(\_SB.PC44) {
+			Method (_SEG, 0, NotSerialized) {
+				return (SG07)
+			}
+	}
+
+	Scope(\_SB.PC45) {
+			Method (_SEG, 0, NotSerialized) {
+				return (SG07)
+			}
+	}
+
+	Scope(\_SB.PC46) {
+			Method (_SEG, 0, NotSerialized) {
+				return (SG07)
+			}
+	}
+
+	Scope(\_SB.PC47) {
+			Method (_SEG, 0, NotSerialized) {
+				return (SG07)
+			}
+	}	
+#endif
+
+} // End Scope(\)
+  
diff --git a/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/Platform.asl b/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/Platform.asl
new file mode 100644
index 0000000000..40cc31b86a
--- /dev/null
+++ b/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/Platform.asl
@@ -0,0 +1,79 @@
+/** @file
+
+Copyright (c) 2018, Intel Corporation. All rights reserved.<BR>
+SPDX-License-Identifier: BSD-2-Clause-Patent
+
+**/
+
+
+// Interrupt specific registers
+include("Itss.asl")
+//
+// Original file line: 163
+//
+
+Method(ADBG,1,Serialized)
+{
+  Return(0)
+}
+
+//
+// Original file line: 1460
+//
+Scope (\)
+{
+  //
+  // Global Name, returns current Interrupt controller mode;
+  // updated from _PIC control method
+  //
+
+  //
+  // Procedure: GPRW
+  //
+  // Description: Generic Wake up Control Method ("Big brother") 
+  //              to detect the Max Sleep State available in ASL Name scope
+  //              and Return the Package compatible with _PRW format.
+  // Input: Arg0 =  bit offset within GPE register space device event will be triggered to.
+  //        Arg1 =  Max Sleep state, device can resume the System from.
+  //                If Arg1 = 0, Update Arg1 with Max _Sx state enabled in the System.
+  // Output:  _PRW package
+  //
+  Name(PRWP, Package(){Zero, Zero})   // _PRW Package
+  
+  Method(GPRW, 2)
+  {
+    Store(Arg0, Index(PRWP, 0))             // copy GPE#
+    //
+    // SS1-SS4 - enabled in BIOS Setup Sleep states
+    //
+    Store(ShiftLeft(SS1,1),Local0)          // S1 ?
+    Or(Local0,ShiftLeft(SS2,2),Local0)      // S2 ?
+    Or(Local0,ShiftLeft(SS3,3),Local0)      // S3 ?
+    Or(Local0,ShiftLeft(SS4,4),Local0)      // S4 ?
+    //
+    // Local0 has a bit mask of enabled Sx(1 based)
+    // bit mask of enabled in BIOS Setup Sleep states(1 based)
+    //
+    If(And(ShiftLeft(1, Arg1), Local0))
+    { 
+      //
+      // Requested wake up value (Arg1) is present in Sx list of available Sleep states
+      //
+      Store(Arg1, Index(PRWP, 1))           // copy Sx#
+    } 
+    Else
+    {
+      //
+      // Not available -> match Wake up value to the higher Sx state
+      //
+      ShiftRight(Local0, 1, Local0) 
+      // If(LOr(LEqual(OSFL, 1), LEqual(OSFL, 2))) {  // ??? Win9x
+      // FindSetLeftBit(Local0, Index(PRWP,1))  // Arg1 == Max Sx
+      // } Else {           // ??? Win2k / XP
+     FindSetLeftBit(Local0, Index(PRWP,1))  // Arg1 == Min Sx
+      // }
+    }
+    
+    Return(PRWP)
+  }
+}
diff --git a/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/PlatformGpe.asi b/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/PlatformGpe.asi
new file mode 100644
index 0000000000..1f3087a7b3
--- /dev/null
+++ b/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/PlatformGpe.asi
@@ -0,0 +1,78 @@
+/** @file
+
+Copyright (c) 2018, Intel Corporation. All rights reserved.<BR>
+SPDX-License-Identifier: BSD-2-Clause-Patent
+
+**/
+
+//  General Purpose Event
+#include "MaxSocket.h"
+
+Scope (\_GPE) {
+
+  //
+  // ME HECI2 SCI handler
+  // Note: This SCI from HECI2 is routed to ICH9 over the DMI and it
+  // sets the DMISCI status bit in TCO block. From there it is routed
+  // to bit6 GPE0 status register.
+  //
+  OperationRegion (TCOS, SystemIO, 0x464, 2) // ICH_ACPI_BASE_ADDRESS + TCO_BASE + R_TCO1_STS
+  Field (TCOS, ByteAcc, NoLock, WriteAsZeros) {
+         Offset (0x1),
+         , 1,
+         DSCI, 1,
+  }
+
+  Method(NTFI, 2){
+    If(And(Arg0, 0x01)){
+      Notify(\_SB.PC06, Arg1)
+      Notify(\_SB.PC07, Arg1)
+      Notify(\_SB.PC08, Arg1)
+      Notify(\_SB.PC09, Arg1)
+      Notify(\_SB.PC10, Arg1)
+      Notify(\_SB.PC11, Arg1)   
+    }
+    If(And(Arg0, 0x02)){
+      Notify(\_SB.PC12, Arg1)
+      Notify(\_SB.PC13, Arg1)
+      Notify(\_SB.PC14, Arg1)
+      Notify(\_SB.PC15, Arg1)
+      Notify(\_SB.PC16, Arg1)
+      Notify(\_SB.PC17, Arg1)  
+    }
+    If(And(Arg0, 0x04)){
+      Notify(\_SB.PC18, Arg1)
+      Notify(\_SB.PC19, Arg1)
+      Notify(\_SB.PC20, Arg1)
+      Notify(\_SB.PC21, Arg1)
+      Notify(\_SB.PC22, Arg1)
+      Notify(\_SB.PC23, Arg1)   
+    }
+  } //End Method NTFI
+
+  // Tell OS to run thru the new status of this device (Software SCI generated from SMM for all Hot plug events)
+  Method (_L62, 0x0, NotSerialized) {
+    if(LEqual(SCI0, 3)) { // Device ejection (Invoked with _EJ0 method called)
+      Store (0, SCI0)
+    } else {              // Device check (OS can still reject online request based on resources and capability)
+      NTFI (IIOP, 0)
+      Store (0, MEBC)
+      Store (0, CPHP)
+      Store (0, IIOP)
+    }
+    Store (0, SGPC)
+    Store (1, SGPS)
+
+  }
+
+  // PME supported for Slots, use GPE 9 for PME
+  // Hot plug on all slots for now, change later.
+  // Slot numbers on silk screen might be different than the port number, currently use port numbers.
+  //
+  // IIO PCI_E Slot Hotplug GPE Event
+  //
+  Method (_L61, 0, NotSerialized) {
+    #include "IioPcieHotPlugGpeHandler.asl"
+  }// end of _L01 GPE Method
+
+}// end of _GPE scope.
diff --git a/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/Sck1Ejd.asi b/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/Sck1Ejd.asi
new file mode 100644
index 0000000000..2cbe3aa5cc
--- /dev/null
+++ b/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/Sck1Ejd.asi
@@ -0,0 +1,9 @@
+/** @file
+
+Copyright (c) 2018, Intel Corporation. All rights reserved.<BR>
+SPDX-License-Identifier: BSD-2-Clause-Patent
+
+**/
+
+  // Eject device if SCK1 is removed.
+  Name(_EJD,"\\_SB.SCK1")   // Dependent on SCK1
diff --git a/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/Sck2Ejd.asi b/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/Sck2Ejd.asi
new file mode 100644
index 0000000000..4a89bb99d6
--- /dev/null
+++ b/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/Sck2Ejd.asi
@@ -0,0 +1,9 @@
+/** @file
+
+Copyright (c) 2018, Intel Corporation. All rights reserved.<BR>
+SPDX-License-Identifier: BSD-2-Clause-Patent
+
+**/
+
+  // Eject device if SCK2 is removed.
+  Name(_EJD,"\\_SB.SCK2")   // Dependent on SCK2
diff --git a/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/Sck3Ejd.asi b/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/Sck3Ejd.asi
new file mode 100644
index 0000000000..8cbaeffeb5
--- /dev/null
+++ b/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/Sck3Ejd.asi
@@ -0,0 +1,9 @@
+/** @file
+
+Copyright (c) 2018, Intel Corporation. All rights reserved.<BR>
+SPDX-License-Identifier: BSD-2-Clause-Patent
+
+**/
+
+  // Eject device if SCK3 is removed.
+  Name(_EJD,"\\_SB.SCK3")   // Dependent on SCK3
diff --git a/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/Uncore0.asi b/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/Uncore0.asi
new file mode 100644
index 0000000000..a5a447d037
--- /dev/null
+++ b/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/Uncore0.asi
@@ -0,0 +1,33 @@
+/** @file
+
+Copyright (c) 2018, Intel Corporation. All rights reserved.<BR>
+SPDX-License-Identifier: BSD-2-Clause-Patent
+
+**/
+
+  Name (PRU0, Package() {
+    Package() { 0x0008FFFF, 0, \_SB.PC00.LPC0.LNKA, 0 },
+    Package() { 0x0008FFFF, 1, \_SB.PC00.LPC0.LNKB, 0 },
+    Package() { 0x0008FFFF, 2, \_SB.PC00.LPC0.LNKC, 0 },
+    Package() { 0x0008FFFF, 3, \_SB.PC00.LPC0.LNKD, 0 }
+  })
+
+  Name (ARU0, Package() {
+     Package() { 0x0008FFFF, 0, 0, 16 },
+     Package() { 0x0008FFFF, 1, 0, 17 },
+     Package() { 0x0008FFFF, 2, 0, 18 },
+     Package() { 0x0008FFFF, 3, 0, 19 }
+  })
+
+
+  Device (UNC0) {
+    Name (_UID, "UNCORE0")
+    Name (_ADR, 0x00000000)
+    Method (_PRT, 0) {
+      If (LEqual(PICM, Zero)) {
+        Return (PRU0)
+      }
+      Return (ARU0)
+    }
+  }
+
diff --git a/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/Uncore1.asi b/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/Uncore1.asi
new file mode 100644
index 0000000000..a86aaa7b3f
--- /dev/null
+++ b/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/Uncore1.asi
@@ -0,0 +1,175 @@
+/** @file
+
+Copyright (c) 2018, Intel Corporation. All rights reserved.<BR>
+SPDX-License-Identifier: BSD-2-Clause-Patent
+
+**/
+
+  Name (PRU1, Package() {
+    Package() { 0x0008FFFF, 0, \_SB.PC00.LPC0.LNKA, 0 },
+    Package() { 0x0008FFFF, 1, \_SB.PC00.LPC0.LNKB, 0 },
+    Package() { 0x0008FFFF, 2, \_SB.PC00.LPC0.LNKC, 0 },
+    Package() { 0x0008FFFF, 3, \_SB.PC00.LPC0.LNKD, 0 },
+
+    Package() { 0x0009FFFF, 0, \_SB.PC00.LPC0.LNKA, 0 },
+    Package() { 0x0009FFFF, 1, \_SB.PC00.LPC0.LNKB, 0 },
+    Package() { 0x0009FFFF, 2, \_SB.PC00.LPC0.LNKC, 0 },
+    Package() { 0x0009FFFF, 3, \_SB.PC00.LPC0.LNKD, 0 },
+
+    Package() { 0x000AFFFF, 0, \_SB.PC00.LPC0.LNKA, 0 },
+    Package() { 0x000AFFFF, 1, \_SB.PC00.LPC0.LNKB, 0 },
+    Package() { 0x000AFFFF, 2, \_SB.PC00.LPC0.LNKC, 0 },
+    Package() { 0x000AFFFF, 3, \_SB.PC00.LPC0.LNKD, 0 },
+
+    Package() { 0x000BFFFF, 0, \_SB.PC00.LPC0.LNKA, 0 },
+    Package() { 0x000BFFFF, 1, \_SB.PC00.LPC0.LNKB, 0 },
+    Package() { 0x000BFFFF, 2, \_SB.PC00.LPC0.LNKC, 0 },
+    Package() { 0x000BFFFF, 3, \_SB.PC00.LPC0.LNKD, 0 },
+
+
+    Package() { 0x000EFFFF, 0, \_SB.PC00.LPC0.LNKA, 0 },
+    Package() { 0x000EFFFF, 1, \_SB.PC00.LPC0.LNKB, 0 },
+    Package() { 0x000EFFFF, 2, \_SB.PC00.LPC0.LNKC, 0 },
+    Package() { 0x000EFFFF, 3, \_SB.PC00.LPC0.LNKD, 0 },
+
+    Package() { 0x000FFFFF, 0, \_SB.PC00.LPC0.LNKA, 0 },
+    Package() { 0x000FFFFF, 1, \_SB.PC00.LPC0.LNKB, 0 },
+    Package() { 0x000FFFFF, 2, \_SB.PC00.LPC0.LNKC, 0 },
+    Package() { 0x000FFFFF, 3, \_SB.PC00.LPC0.LNKD, 0 },
+
+    Package() { 0x0010FFFF, 0, \_SB.PC00.LPC0.LNKA, 0 },
+    Package() { 0x0010FFFF, 1, \_SB.PC00.LPC0.LNKB, 0 },
+    Package() { 0x0010FFFF, 2, \_SB.PC00.LPC0.LNKC, 0 },
+    Package() { 0x0010FFFF, 3, \_SB.PC00.LPC0.LNKD, 0 },
+
+    Package() { 0x0011FFFF, 0, \_SB.PC00.LPC0.LNKA, 0 },
+    Package() { 0x0011FFFF, 1, \_SB.PC00.LPC0.LNKB, 0 },
+    Package() { 0x0011FFFF, 2, \_SB.PC00.LPC0.LNKC, 0 },
+    Package() { 0x0011FFFF, 3, \_SB.PC00.LPC0.LNKD, 0 },
+
+    Package() { 0x0014FFFF, 0, \_SB.PC00.LPC0.LNKA, 0 },
+    Package() { 0x0014FFFF, 1, \_SB.PC00.LPC0.LNKB, 0 },
+    Package() { 0x0014FFFF, 2, \_SB.PC00.LPC0.LNKC, 0 },
+    Package() { 0x0014FFFF, 3, \_SB.PC00.LPC0.LNKD, 0 },
+
+    Package() { 0x0015FFFF, 0, \_SB.PC00.LPC0.LNKA, 0 },
+    Package() { 0x0015FFFF, 1, \_SB.PC00.LPC0.LNKB, 0 },
+    Package() { 0x0015FFFF, 2, \_SB.PC00.LPC0.LNKC, 0 },
+    Package() { 0x0015FFFF, 3, \_SB.PC00.LPC0.LNKD, 0 },
+
+    Package() { 0x0016FFFF, 0, \_SB.PC00.LPC0.LNKA, 0 },
+    Package() { 0x0016FFFF, 1, \_SB.PC00.LPC0.LNKB, 0 },
+    Package() { 0x0016FFFF, 2, \_SB.PC00.LPC0.LNKC, 0 },
+    Package() { 0x0016FFFF, 3, \_SB.PC00.LPC0.LNKD, 0 },
+
+    Package() { 0x0017FFFF, 0, \_SB.PC00.LPC0.LNKA, 0 },
+    Package() { 0x0017FFFF, 1, \_SB.PC00.LPC0.LNKB, 0 },
+    Package() { 0x0017FFFF, 2, \_SB.PC00.LPC0.LNKC, 0 },
+    Package() { 0x0017FFFF, 3, \_SB.PC00.LPC0.LNKD, 0 },
+
+    Package() { 0x001DFFFF, 0, \_SB.PC00.LPC0.LNKA, 0 },
+    Package() { 0x001DFFFF, 1, \_SB.PC00.LPC0.LNKB, 0 },
+    Package() { 0x001DFFFF, 2, \_SB.PC00.LPC0.LNKC, 0 },
+    Package() { 0x001DFFFF, 3, \_SB.PC00.LPC0.LNKD, 0 },
+
+    Package() { 0x001EFFFF, 0, \_SB.PC00.LPC0.LNKA, 0 },
+    Package() { 0x001EFFFF, 1, \_SB.PC00.LPC0.LNKB, 0 },
+    Package() { 0x001EFFFF, 2, \_SB.PC00.LPC0.LNKC, 0 },
+    Package() { 0x001EFFFF, 3, \_SB.PC00.LPC0.LNKD, 0 },
+
+    Package() { 0x001FFFFF, 0, \_SB.PC00.LPC0.LNKA, 0 },
+    Package() { 0x001FFFFF, 1, \_SB.PC00.LPC0.LNKB, 0 },
+    Package() { 0x001FFFFF, 2, \_SB.PC00.LPC0.LNKC, 0 },
+    Package() { 0x001FFFFF, 3, \_SB.PC00.LPC0.LNKD, 0 },
+  })
+
+  Name (ARU1, Package() {
+    Package() { 0x0008FFFF, 0, 0, 16 },
+    Package() { 0x0008FFFF, 1, 0, 17 },
+    Package() { 0x0008FFFF, 2, 0, 18 },
+    Package() { 0x0008FFFF, 3, 0, 19 },
+
+    Package() { 0x0009FFFF, 0, 0, 16 },
+    Package() { 0x0009FFFF, 1, 0, 17 },
+    Package() { 0x0009FFFF, 2, 0, 18 },
+    Package() { 0x0009FFFF, 3, 0, 19 },
+
+    Package() { 0x000AFFFF, 0, 0, 16 },
+    Package() { 0x000AFFFF, 1, 0, 17 },
+    Package() { 0x000AFFFF, 2, 0, 18 },
+    Package() { 0x000AFFFF, 3, 0, 19 },
+
+    Package() { 0x000BFFFF, 0, 0, 16 },
+    Package() { 0x000BFFFF, 1, 0, 17 },
+    Package() { 0x000BFFFF, 2, 0, 18 },
+    Package() { 0x000BFFFF, 3, 0, 19 },
+
+    Package() { 0x000EFFFF, 0, 0, 16 },
+    Package() { 0x000EFFFF, 1, 0, 17 },
+    Package() { 0x000EFFFF, 2, 0, 18 },
+    Package() { 0x000EFFFF, 3, 0, 19 },
+
+    Package() { 0x000FFFFF, 0, 0, 16 },
+    Package() { 0x000FFFFF, 1, 0, 17 },
+    Package() { 0x000FFFFF, 2, 0, 18 },
+    Package() { 0x000FFFFF, 3, 0, 19 },
+
+    Package() { 0x0010FFFF, 0, 0, 16 },
+    Package() { 0x0010FFFF, 1, 0, 17 },
+    Package() { 0x0010FFFF, 2, 0, 18 },
+    Package() { 0x0010FFFF, 3, 0, 19 },
+
+    Package() { 0x0011FFFF, 0, 0, 16 },
+    Package() { 0x0011FFFF, 1, 0, 17 },
+    Package() { 0x0011FFFF, 2, 0, 18 },
+    Package() { 0x0011FFFF, 3, 0, 19 },
+
+    Package() { 0x0014FFFF, 0, 0, 16 },
+    Package() { 0x0014FFFF, 1, 0, 17 },
+    Package() { 0x0014FFFF, 2, 0, 18 },
+    Package() { 0x0014FFFF, 3, 0, 19 },
+
+    Package() { 0x0015FFFF, 0, 0, 16 },
+    Package() { 0x0015FFFF, 1, 0, 17 },
+    Package() { 0x0015FFFF, 2, 0, 18 },
+    Package() { 0x0015FFFF, 3, 0, 19 },
+
+    Package() { 0x0016FFFF, 0, 0, 16 },
+    Package() { 0x0016FFFF, 1, 0, 17 },
+    Package() { 0x0016FFFF, 2, 0, 18 },
+    Package() { 0x0016FFFF, 3, 0, 19 },
+
+    Package() { 0x0017FFFF, 0, 0, 16 },
+    Package() { 0x0017FFFF, 1, 0, 17 },
+    Package() { 0x0017FFFF, 2, 0, 18 },
+    Package() { 0x0017FFFF, 3, 0, 19 },
+
+    Package() { 0x001DFFFF, 0, 0, 16 },
+    Package() { 0x001DFFFF, 1, 0, 17 },
+    Package() { 0x001DFFFF, 2, 0, 18 },
+    Package() { 0x001DFFFF, 3, 0, 19 },
+
+    Package() { 0x001EFFFF, 0, 0, 16 },
+    Package() { 0x001EFFFF, 1, 0, 17 },
+    Package() { 0x001EFFFF, 2, 0, 18 },
+    Package() { 0x001EFFFF, 3, 0, 19 },
+
+    Package() { 0x001FFFFF, 0, 0, 16 },
+    Package() { 0x001FFFFF, 1, 0, 17 },
+    Package() { 0x001FFFFF, 2, 0, 18 },
+    Package() { 0x001FFFFF, 3, 0, 19 },
+  })
+
+  //
+  // Devices 8 - 31 on PStack
+  //
+  Device (UNC1) {
+    Name (_UID, "UNCORE1")
+    Name (_ADR, 0x00000000)
+    Method (_PRT, 0) {
+      If (LEqual(PICM, Zero)) {
+        Return (PRU1)
+      }
+      Return (ARU1)
+    }
+  }
diff --git a/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/Uncore2.asi b/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/Uncore2.asi
new file mode 100644
index 0000000000..dc7453c294
--- /dev/null
+++ b/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/Uncore2.asi
@@ -0,0 +1,125 @@
+/** @file
+
+Copyright (c) 2018, Intel Corporation. All rights reserved.<BR>
+SPDX-License-Identifier: BSD-2-Clause-Patent
+
+**/
+
+  Name (PRU2, Package() {
+    //
+    // PCIe2 PortA/NTB  
+    //
+    Package() { 0x0000FFFF, 0, \_SB.PC00.LPC0.LNKA, 0 },
+    Package() { 0x0000FFFF, 1, \_SB.PC00.LPC0.LNKB, 0 },
+    Package() { 0x0000FFFF, 2, \_SB.PC00.LPC0.LNKC, 0 },
+    Package() { 0x0000FFFF, 3, \_SB.PC00.LPC0.LNKD, 0 },
+
+    Package() { 0x0008FFFF, 0, \_SB.PC00.LPC0.LNKA, 0 },
+    Package() { 0x0008FFFF, 1, \_SB.PC00.LPC0.LNKB, 0 },
+    Package() { 0x0008FFFF, 2, \_SB.PC00.LPC0.LNKC, 0 },
+    Package() { 0x0008FFFF, 3, \_SB.PC00.LPC0.LNKD, 0 },
+
+    Package() { 0x0009FFFF, 0, \_SB.PC00.LPC0.LNKA, 0 },
+    Package() { 0x0009FFFF, 1, \_SB.PC00.LPC0.LNKB, 0 },
+    Package() { 0x0009FFFF, 2, \_SB.PC00.LPC0.LNKC, 0 },
+    Package() { 0x0009FFFF, 3, \_SB.PC00.LPC0.LNKD, 0 },
+
+    Package() { 0x000AFFFF, 0, \_SB.PC00.LPC0.LNKA, 0 },
+    Package() { 0x000AFFFF, 1, \_SB.PC00.LPC0.LNKB, 0 },
+    Package() { 0x000AFFFF, 2, \_SB.PC00.LPC0.LNKC, 0 },
+    Package() { 0x000AFFFF, 3, \_SB.PC00.LPC0.LNKD, 0 },
+
+    Package() { 0x000BFFFF, 0, \_SB.PC00.LPC0.LNKA, 0 },
+    Package() { 0x000BFFFF, 1, \_SB.PC00.LPC0.LNKB, 0 },
+    Package() { 0x000BFFFF, 2, \_SB.PC00.LPC0.LNKC, 0 },
+    Package() { 0x000BFFFF, 3, \_SB.PC00.LPC0.LNKD, 0 },
+
+    Package() { 0x000CFFFF, 0, \_SB.PC00.LPC0.LNKA, 0 },
+    Package() { 0x000CFFFF, 1, \_SB.PC00.LPC0.LNKB, 0 },
+    Package() { 0x000CFFFF, 2, \_SB.PC00.LPC0.LNKC, 0 },
+    Package() { 0x000CFFFF, 3, \_SB.PC00.LPC0.LNKD, 0 },
+
+    Package() { 0x000DFFFF, 0, \_SB.PC00.LPC0.LNKA, 0 },
+    Package() { 0x000DFFFF, 1, \_SB.PC00.LPC0.LNKB, 0 },
+    Package() { 0x000DFFFF, 2, \_SB.PC00.LPC0.LNKC, 0 },
+    Package() { 0x000DFFFF, 3, \_SB.PC00.LPC0.LNKD, 0 },
+
+
+    Package() { 0x0016FFFF, 0, \_SB.PC00.LPC0.LNKA, 0 },
+    Package() { 0x0016FFFF, 1, \_SB.PC00.LPC0.LNKB, 0 },
+    Package() { 0x0016FFFF, 2, \_SB.PC00.LPC0.LNKC, 0 },
+    Package() { 0x0016FFFF, 3, \_SB.PC00.LPC0.LNKD, 0 },
+
+    Package() { 0x0017FFFF, 0, \_SB.PC00.LPC0.LNKA, 0 },
+    Package() { 0x0017FFFF, 1, \_SB.PC00.LPC0.LNKB, 0 },
+    Package() { 0x0017FFFF, 2, \_SB.PC00.LPC0.LNKC, 0 },
+    Package() { 0x0017FFFF, 3, \_SB.PC00.LPC0.LNKD, 0 },
+
+  })
+
+  Name (ARU2, Package() {
+    //
+    // PCIe2 PortA/NTB  
+    //
+    Package() { 0x0000FFFF, 0, 0, 16 },
+    Package() { 0x0000FFFF, 1, 0, 17 },
+    Package() { 0x0000FFFF, 2, 0, 18 },
+    Package() { 0x0000FFFF, 3, 0, 19 },
+
+    Package() { 0x0008FFFF, 0, 0, 16 },
+    Package() { 0x0008FFFF, 1, 0, 17 },
+    Package() { 0x0008FFFF, 2, 0, 18 },
+    Package() { 0x0008FFFF, 3, 0, 19 },
+
+    Package() { 0x0009FFFF, 0, 0, 16 },
+    Package() { 0x0009FFFF, 1, 0, 17 },
+    Package() { 0x0009FFFF, 2, 0, 18 },
+    Package() { 0x0009FFFF, 3, 0, 19 },
+
+    Package() { 0x000AFFFF, 0, 0, 16 },
+    Package() { 0x000AFFFF, 1, 0, 17 },
+    Package() { 0x000AFFFF, 2, 0, 18 },
+    Package() { 0x000AFFFF, 3, 0, 19 },
+
+    Package() { 0x000BFFFF, 0, 0, 16 },
+    Package() { 0x000BFFFF, 1, 0, 17 },
+    Package() { 0x000BFFFF, 2, 0, 18 },
+    Package() { 0x000BFFFF, 3, 0, 19 },
+
+    Package() { 0x000CFFFF, 0, 0, 16 },
+    Package() { 0x000CFFFF, 1, 0, 17 },
+    Package() { 0x000CFFFF, 2, 0, 18 },
+    Package() { 0x000CFFFF, 3, 0, 19 },
+
+    Package() { 0x000DFFFF, 0, 0, 16 },
+    Package() { 0x000DFFFF, 1, 0, 17 },
+    Package() { 0x000DFFFF, 2, 0, 18 },
+    Package() { 0x000DFFFF, 3, 0, 19 },
+
+
+    Package() { 0x0016FFFF, 0, 0, 16 },
+    Package() { 0x0016FFFF, 1, 0, 17 },
+    Package() { 0x0016FFFF, 2, 0, 18 },
+    Package() { 0x0016FFFF, 3, 0, 19 },
+
+    Package() { 0x0017FFFF, 0, 0, 16 },
+    Package() { 0x0017FFFF, 1, 0, 17 },
+    Package() { 0x0017FFFF, 2, 0, 18 },
+    Package() { 0x0017FFFF, 3, 0, 19 },
+
+  })
+
+  //
+  // Devices 8 - 31 on each stack
+  //
+  Device (UNC2) {
+    Name (_UID, "UNCORE2")
+    Name (_ADR, 0x00000000)
+    Method (_PRT, 0) {
+      If (LEqual(PICM, Zero)) {
+        Return (PRU2)
+      }
+      Return (ARU2)
+    }
+  }
+
diff --git a/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/Uncore3.asi b/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/Uncore3.asi
new file mode 100644
index 0000000000..f59e04539b
--- /dev/null
+++ b/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/Uncore3.asi
@@ -0,0 +1,98 @@
+/** @file
+
+Copyright (c) 2018, Intel Corporation. All rights reserved.<BR>
+SPDX-License-Identifier: BSD-2-Clause-Patent
+
+**/
+
+  Name (PRU3, Package() {
+
+    Package() { 0x000EFFFF, 0, \_SB.PC00.LPC0.LNKA, 0 },
+    Package() { 0x000EFFFF, 1, \_SB.PC00.LPC0.LNKB, 0 },
+    Package() { 0x000EFFFF, 2, \_SB.PC00.LPC0.LNKC, 0 },
+    Package() { 0x000EFFFF, 3, \_SB.PC00.LPC0.LNKD, 0 },
+
+    Package() { 0x000FFFFF, 0, \_SB.PC00.LPC0.LNKA, 0 },
+    Package() { 0x000FFFFF, 1, \_SB.PC00.LPC0.LNKB, 0 },
+    Package() { 0x000FFFFF, 2, \_SB.PC00.LPC0.LNKC, 0 },
+    Package() { 0x000FFFFF, 3, \_SB.PC00.LPC0.LNKD, 0 },
+
+    Package() { 0x0010FFFF, 0, \_SB.PC00.LPC0.LNKA, 0 },
+    Package() { 0x0010FFFF, 1, \_SB.PC00.LPC0.LNKB, 0 },
+    Package() { 0x0010FFFF, 2, \_SB.PC00.LPC0.LNKC, 0 },
+    Package() { 0x0010FFFF, 3, \_SB.PC00.LPC0.LNKD, 0 },
+
+
+    Package() { 0x0012FFFF, 0, \_SB.PC00.LPC0.LNKA, 0 },
+    Package() { 0x0012FFFF, 1, \_SB.PC00.LPC0.LNKB, 0 },
+    Package() { 0x0012FFFF, 2, \_SB.PC00.LPC0.LNKC, 0 },
+    Package() { 0x0012FFFF, 3, \_SB.PC00.LPC0.LNKD, 0 },
+
+    Package() { 0x0015FFFF, 0, \_SB.PC00.LPC0.LNKA, 0 },
+    Package() { 0x0015FFFF, 1, \_SB.PC00.LPC0.LNKB, 0 },
+    Package() { 0x0015FFFF, 2, \_SB.PC00.LPC0.LNKC, 0 },
+    Package() { 0x0015FFFF, 3, \_SB.PC00.LPC0.LNKD, 0 },
+
+    Package() { 0x0016FFFF, 0, \_SB.PC00.LPC0.LNKA, 0 },
+    Package() { 0x0016FFFF, 1, \_SB.PC00.LPC0.LNKB, 0 },
+    Package() { 0x0016FFFF, 2, \_SB.PC00.LPC0.LNKC, 0 },
+    Package() { 0x0016FFFF, 3, \_SB.PC00.LPC0.LNKD, 0 },
+
+    Package() { 0x0017FFFF, 0, \_SB.PC00.LPC0.LNKA, 0 },
+    Package() { 0x0017FFFF, 1, \_SB.PC00.LPC0.LNKB, 0 },
+    Package() { 0x0017FFFF, 2, \_SB.PC00.LPC0.LNKC, 0 },
+    Package() { 0x0017FFFF, 3, \_SB.PC00.LPC0.LNKD, 0 },
+
+  })
+
+  Name (ARU3, Package() {
+    Package() { 0x000EFFFF, 0, 0, 16 },
+    Package() { 0x000EFFFF, 1, 0, 17 },
+    Package() { 0x000EFFFF, 2, 0, 18 },
+    Package() { 0x000EFFFF, 3, 0, 19 },
+
+    Package() { 0x000FFFFF, 0, 0, 16 },
+    Package() { 0x000FFFFF, 1, 0, 17 },
+    Package() { 0x000FFFFF, 2, 0, 18 },
+    Package() { 0x000FFFFF, 3, 0, 19 },
+
+    Package() { 0x0010FFFF, 0, 0, 16 },
+    Package() { 0x0010FFFF, 1, 0, 17 },
+    Package() { 0x0010FFFF, 2, 0, 18 },
+    Package() { 0x0010FFFF, 3, 0, 19 },
+
+    Package() { 0x0012FFFF, 0, 0, 16 },
+    Package() { 0x0012FFFF, 1, 0, 17 },
+    Package() { 0x0012FFFF, 2, 0, 18 },
+    Package() { 0x0012FFFF, 3, 0, 19 },
+
+    Package() { 0x0015FFFF, 0, 0, 16 },
+    Package() { 0x0015FFFF, 1, 0, 17 },
+    Package() { 0x0015FFFF, 2, 0, 18 },
+    Package() { 0x0015FFFF, 3, 0, 19 },
+
+    Package() { 0x0016FFFF, 0, 0, 16 },
+    Package() { 0x0016FFFF, 1, 0, 17 },
+    Package() { 0x0016FFFF, 2, 0, 18 },
+    Package() { 0x0016FFFF, 3, 0, 19 },
+
+    Package() { 0x0017FFFF, 0, 0, 16 },
+    Package() { 0x0017FFFF, 1, 0, 17 },
+    Package() { 0x0017FFFF, 2, 0, 18 },
+    Package() { 0x0017FFFF, 3, 0, 19 },
+  })
+
+  //
+  // Devices 8 - 31 on each stack
+  //
+  Device (UNC3) {
+    Name (_UID, "UNCORE3")
+    Name (_ADR, 0x00000000)
+    Method (_PRT, 0) {
+      If (LEqual(PICM, Zero)) {
+        Return (PRU3)
+      }
+      Return (ARU3)
+    }
+  }
+
diff --git a/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/WFPPlatform.asl b/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/WFPPlatform.asl
new file mode 100644
index 0000000000..254806cbc8
--- /dev/null
+++ b/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/WFPPlatform.asl
@@ -0,0 +1,189 @@
+/** @file
+
+Copyright (c) 2018, Intel Corporation. All rights reserved.<BR>
+SPDX-License-Identifier: BSD-2-Clause-Patent
+
+**/
+
+DefinitionBlock ("WFPPlatform.asl","DSDT",2,"INTEL","PLATWFP ",3)
+{
+
+  #include "CommonPlatform.asi"
+  #include "PlatformPciTree_WFP.asi"
+  #include "AMLUPD.asl"
+  #include "DSDT.ASL"
+  #include "Pch.asl"       //This is in another package (PchPkg)
+  #include "Platform.asl"
+  #include "PlatformGpe.asi"
+  #include "PcieSeg.asi"
+ 
+  Scope (\_SB.PC00.XHCI.RHUB) {
+
+
+
+    //
+    // Method for creating generic _PLD buffers
+    // _PLD contains lots of data, but for purpose of internal validation we care only about
+    // ports' visibility and pairing (this requires group position)
+    // so these are the only 2 configurable parameters (User Visible, Group Position)
+    //
+    Method(GPLD, 2, Serialized) {
+      Name(PCKG, Package() { Buffer(0x10) {} } )
+      CreateField(DerefOf(Index(PCKG,0)), 0, 7, REV)
+      Store(1,REV)
+      CreateField(DerefOf(Index(PCKG,0)), 64, 1, VISI)
+      Store(Arg0, VISI)
+      CreateField(DerefOf(Index(PCKG,0)), 87, 8, GPOS)
+      Store(Arg1, GPOS)
+
+
+      return (PCKG)
+    }
+
+    //
+    // Method for creating generic _UPC buffers
+    // Similar to _PLD, for internal testing we only care about 1 parameter (port connectable)
+    //
+    Method(GUPC, 1, Serialized) {
+      Name(PCKG, Package(4) { 0, 0xFF, 0, 0 } )
+      Store(Arg0,Index(PCKG,0))
+
+
+      return (PCKG)
+    }
+
+
+
+  } //end scope RHUB
+
+  Scope (\_SB.PC00.XHCI.RHUB.HS01) {
+    Method(_UPC) { Return (GUPC(1)) }
+    Method(_PLD) { Return (GPLD(1,1)) } //Rear Panel A [CONN27] - Upper - usb2 port 
+  }
+
+  Scope (\_SB.PC00.XHCI.RHUB.HS02) {
+    Method(_UPC) { Return (GUPC(1)) }
+    Method(_PLD) { Return (GPLD(1,2)) } //Rear Panel A [CONN27] - Center - usb2 port
+  }
+
+  Scope (\_SB.PC00.XHCI.RHUB.HS03) {
+    Method(_UPC) { Return (GUPC(1)) }
+    Method(_PLD) { Return (GPLD(1,3)) } //Rear Panel A [CONN27] - Bottom - usb2 port
+  }
+
+  Scope (\_SB.PC00.XHCI.RHUB.HS04) {
+    Method(_UPC) { Return (GUPC(1)) }
+    Method(_PLD) { Return (GPLD(1,4)) } //Internal A1 [CONN9] - Right - usb2 port
+  }
+
+  Scope (\_SB.PC00.XHCI.RHUB.HS05) {
+    Method(_UPC) { Return (GUPC(1)) }
+    Method(_PLD) { Return (GPLD(1,5)) } //Front Panel [CONN20] - Right - usb2 port
+  }
+
+  Scope (\_SB.PC00.XHCI.RHUB.HS06) {
+    Method(_UPC) { Return (GUPC(1)) }
+    Method(_PLD) { Return (GPLD(1,6)) } //Front Panel [CONN20] - Left - usb2 port
+  }
+
+  Scope (\_SB.PC00.XHCI.RHUB.HS07) {
+    Method(_UPC) { Return (GUPC(1)) }
+    Method(_PLD) { Return (GPLD(1,7)) } //Internal Type A3 [CONN4] - ? - usb2 port
+  }
+
+  Scope (\_SB.PC00.XHCI.RHUB.HS08) {
+    Method(_UPC) { Return (GUPC(1)) }
+    Method(_PLD) { Return (GPLD(1,8)) } //Internal Type A3 [CONN4] - ? - usb2 port
+  }
+
+  Scope (\_SB.PC00.XHCI.RHUB.HS09) {
+    Method(_UPC) { Return (GUPC(1)) }
+    Method(_PLD) { Return (GPLD(1,9)) } //Jacksonville [CONN22] - Bottom - usb2 port
+  }
+
+  Scope (\_SB.PC00.XHCI.RHUB.HS10) {
+    Method(_UPC) { Return (GUPC(1)) }
+    Method(_PLD) { Return (GPLD(1,10)) } //Usb daughter card [CONN14] - ? - usb2 port
+  }
+
+  Scope (\_SB.PC00.XHCI.RHUB.HS11) {
+    Method(_UPC) { Return (GUPC(1)) }
+    Method(_PLD) { Return (GPLD(0,11)) } //Jacksonville [CONN22] - Center - usb2 port
+  }
+
+  Scope (\_SB.PC00.XHCI.RHUB.HS12) {
+    Method(_UPC) { Return (GUPC(1)) }
+    Method(_PLD) { Return (GPLD(0,12)) } //Usb daughter card [CONN14] - ? - usb2 port
+  }
+
+  Scope (\_SB.PC00.XHCI.RHUB.HS13) {
+    Method(_UPC) { Return (GUPC(1)) }
+    Method(_PLD) { Return (GPLD(1,13)) } //Internal A1 [CONN4] - Left - usb2 port
+  }
+
+  Scope (\_SB.PC00.XHCI.RHUB.HS14) {
+    Method(_UPC) { Return (GUPC(1)) }
+    Method(_PLD) { Return (GPLD(1,14)) } //Usb daughter card [CONN14] - ? - usb2 port
+  }
+
+  Scope (\_SB.PC00.XHCI.RHUB.USR1) {
+    Method(_UPC) { Return (GUPC(0)) }
+    Method(_PLD) { Return (GPLD(0,0)) }
+  }
+
+  Scope (\_SB.PC00.XHCI.RHUB.USR2) {
+    Method(_UPC) { Return (GUPC(0)) }
+    Method(_PLD) { Return (GPLD(0,0)) } 
+  }
+
+  Scope (\_SB.PC00.XHCI.RHUB.SS01) {
+    Method(_UPC) { Return (GUPC(1)) }
+    Method(_PLD) { Return (GPLD(1,1)) } //Rear Panel A [CONN27] - Upper - usb3 port 
+  }
+
+  Scope (\_SB.PC00.XHCI.RHUB.SS02) {
+    Method(_UPC) { Return (GUPC(1)) }
+    Method(_PLD) { Return (GPLD(1,2)) } //Rear Panel A [CONN27] - Center - usb3 port
+  }
+
+  Scope (\_SB.PC00.XHCI.RHUB.SS03) {
+    Method(_UPC) { Return (GUPC(1)) }
+    Method(_PLD) { Return (GPLD(1,3)) } //Rear Panel A [CONN27] - Bottom - usb3 port
+  }
+
+  Scope (\_SB.PC00.XHCI.RHUB.SS04) {
+    Method(_UPC) { Return (GUPC(1)) }
+    Method(_PLD) { Return (GPLD(1,4)) } //Internal A1 [CONN9] - Right - usb3 port
+  }
+
+  Scope (\_SB.PC00.XHCI.RHUB.SS05) {
+    Method(_UPC) { Return (GUPC(1)) }
+    Method(_PLD) { Return (GPLD(1,5)) } //Front Panel [CONN20] - Right - usb3 port
+  }
+
+  Scope (\_SB.PC00.XHCI.RHUB.SS06) {
+    Method(_UPC) { Return (GUPC(1)) }
+    Method(_PLD) { Return (GPLD(1,6)) } //Front Panel [CONN20] - Left - usb3 port
+  }
+
+  Scope (\_SB.PC00.XHCI.RHUB.SS07) {
+    Method(_UPC) { Return (GUPC(0)) }
+    Method(_PLD) { Return (GPLD(0,0)) } //N/A
+  }
+
+  Scope (\_SB.PC00.XHCI.RHUB.SS08) {
+    Method(_UPC) { Return (GUPC(0)) }
+    Method(_PLD) { Return (GPLD(0,0)) } //N/A
+  }
+
+  Scope (\_SB.PC00.XHCI.RHUB.SS09) {
+    Method(_UPC) { Return (GUPC(0)) }
+    Method(_PLD) { Return (GPLD(0,0)) } //N/A
+  }
+
+  Scope (\_SB.PC00.XHCI.RHUB.SS10) {
+    Method(_UPC) { Return (GUPC(0)) }
+    Method(_PLD) { Return (GPLD(0,0)) } //N/A
+  }
+
+} // end of DSDT
-- 
2.27.0.windows.1


  parent reply	other threads:[~2021-05-11  9:49 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-05-11  9:48 [edk2-platforms] [PATCH V1 00/18] Reinstate Purley MinPlatform Nate DeSimone
2021-05-11  9:48 ` [edk2-platforms] [PATCH V1 01/18] PurleyRefreshSiliconPkg: Add DEC and DSC files Nate DeSimone
2021-05-11  9:48 ` [edk2-platforms] [PATCH V1 02/18] PurleyRefreshSiliconPkg/Pch: Add Register Header Files Nate DeSimone
2021-05-11  9:48 ` [edk2-platforms] [PATCH V1 03/18] PurleyRefreshSiliconPkg/Pch: Add Public " Nate DeSimone
2021-05-11  9:48 ` [edk2-platforms] [PATCH V1 04/18] PurleyRefreshSiliconPkg/Pch: Add Private " Nate DeSimone
2021-05-11  9:48 ` [edk2-platforms] [PATCH V1 05/18] PurleyRefreshSiliconPkg/Pch: Add libraries Nate DeSimone
2021-05-11  9:48 ` [edk2-platforms] [PATCH V1 06/18] PurleyRefreshSiliconPkg/Pch: Add ACPI tables Nate DeSimone
2021-05-11  9:48 ` [edk2-platforms] [PATCH V1 07/18] PurleyRefreshSiliconPkg: Add Uncore files Nate DeSimone
2021-05-11  9:48 ` [edk2-platforms] [PATCH V1 08/18] PurleyOpenBoardPkg: Add includes and libraries Nate DeSimone
2021-05-11  9:48 ` [edk2-platforms] [PATCH V1 09/18] PurleyOpenBoardPkg: Add modules Nate DeSimone
2021-05-11  9:48 ` [edk2-platforms] [PATCH V1 10/18] PurleyOpenBoardPkg/Acpi/BoardAcpiDxe: Add PlatformPciTree_WFP.asi Nate DeSimone
2021-05-11  9:48 ` [edk2-platforms] [PATCH V1 11/18] PurleyOpenBoardPkg/Acpi/BoardAcpiDxe: Add PCxx.asi files Nate DeSimone
2021-05-11  9:48 ` Nate DeSimone [this message]
2021-05-11  9:48 ` [edk2-platforms] [PATCH V1 13/18] PurleyOpenBoardPkg/Acpi: Add BoardAcpiDxe Nate DeSimone
2021-05-11  9:48 ` [edk2-platforms] [PATCH V1 14/18] PurleyOpenBoardPkg: Add MtOlympus build files Nate DeSimone
2021-05-11  9:48 ` [edk2-platforms] [PATCH V1 15/18] PurleyOpenBoardPkg: Add StructureConfig.dsc Nate DeSimone
2021-05-11  9:48 ` [edk2-platforms] [PATCH V1 16/18] PurleyOpenBoardPkg: Add BoardMtOlympus Nate DeSimone
2021-05-11  9:48 ` [edk2-platforms] [PATCH V1 17/18] Readme.md: Add PurleyOpenBoardPkg Nate DeSimone
2021-05-11  9:48 ` [edk2-platforms] [PATCH V1 18/18] Maintainers.txt: Add PurleyOpenBoardPkg and PurleyRefreshSiliconPkg Nate DeSimone
2021-05-11 22:12 ` [edk2-platforms] [PATCH V1 00/18] Reinstate Purley MinPlatform Oram, Isaac W
2021-05-11 23:20   ` Nate DeSimone

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