diff options
Diffstat (limited to 'Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/PC02.asi')
-rw-r--r-- | Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/PC02.asi | 261 |
1 files changed, 261 insertions, 0 deletions
diff --git a/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/PC02.asi b/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/PC02.asi new file mode 100644 index 0000000000..f92d2eea84 --- /dev/null +++ b/Platform/Intel/PurleyOpenBoardPkg/Acpi/BoardAcpiDxe/Dsdt/PC02.asi @@ -0,0 +1,261 @@ +/** @file
+
+Copyright (c) 2018, Intel Corporation. All rights reserved.<BR>
+This program and the accompanying materials are licensed and made available under
+the terms and conditions of the BSD License that accompanies this distribution.
+The full text of the license may be found at
+http://opensource.org/licenses/bsd-license.php.
+
+THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+
+**/
+
+ Name (SUPP, 0)
+ Name (CTRL, 0)
+
+ //
+ // Set this root port to use the correct Proximity Domain
+ //
+ Name(_PXM, 0)
+
+ Method(_OSC,4) {
+ //
+ // Create DWord-addressable fields from the capabilities Buffer
+ //
+ CreateDWordField(Arg3,0,CDW1)
+ If (LEqual(Arg0,ToUUID("33DB4D5B-1FF7-401C-9657-7441C03DD766"))) {
+
+ //
+ // Create DWord-addressable fields from the capabilities Buffer
+ //
+ CreateDWordField(Arg3,4,CDW2)
+
+ //
+ // Fill 3rd capability DWORD only if the count is greater than 2.
+ //
+ If(LGreater(Arg2,2)) {
+ CreateDWordField(Arg3,8,CDW3)
+ }
+
+ //
+ // Save Capabilities DWord2 & 3
+ //
+ Store(CDW2,SUPP)
+ Store(CDW3,CTRL)
+
+ //
+ // Only allow native hot plug control if OS supports
+ // * ASPM
+ // * MSI/MSI-X
+ //
+ If (LOr(AHPE, LNotEqual(And(SUPP, 0x16), 0x16))) { // Conditions not met?
+ And(CTRL, 0x1E, CTRL) // Mask bit 0 to deny.
+ Sleep(1000)
+ }
+
+ //
+ // Never allow SHPC (no SHPC controller in system)
+ //
+ And(CTRL, 0x1D, CTRL)
+
+ //
+ // Disable Native PCIe AER handling from OS so that it uses Firmware First model in WHEA
+ //
+ And (CTRL, 0x17, CTRL)
+
+ If (Not(And(CDW1,1))) { // Query Flag Clear?
+ //
+ // Disable GPEs for Features granted native control
+ //
+ If (And(CTRL, 0x01)) { // Native Hot plug control granted?
+ \_SB.PC02.BR2A.OSHP ()
+ \_SB.PC02.BR2B.OSHP ()
+ \_SB.PC02.BR2C.OSHP ()
+ \_SB.PC02.BR2D.OSHP ()
+
+ Store (0x01, GPSH) // Clear Hotplug SCI Enable in GPE0
+ }
+ }
+
+ If (LNotEqual(Arg1,one)) { // unknown revision
+ Or(CDW1,0x08,CDW1)
+ }
+
+ If(LNotEqual(CDW3,CTRL)) { // capabilities bits were masked
+ Or(CDW1,0x10,CDW1)
+ }
+ //
+ // update DWORD3 in the buffer
+ //
+ Store(CTRL,CDW3)
+ Return(Arg3)
+
+ } Else {
+ //
+ // Just indicate unrecognized UUID
+ // Leave it at that
+ //
+ Or (CDW1,4,CDW1)
+ Store (0xEE, IO80)
+ Return(Arg3)
+ }
+ } // End _OSC
+
+
+ Method(_STA){
+ // Have to account for logical offline condition which IIOx stack is still in QPI fabric, but not OS visible
+ ShiftRight(PRBM, 0, Local1)
+ And(Local1, 0x1, Local1)
+ // Check if Socket is present
+ if(LEqual(Local1, 0x1)) {
+ // Shift for IIO Stack 2
+ ShiftRight(IIOH, 2, Local1)
+ And(Local1, 0x1, Local1)
+ // Check if IIO Stack is present
+ if(LEqual(Local1, 0x1)) {
+ // IIOx stack present and logically online
+ Return(0x0F)
+ }
+ }
+ // IIOx stack logically offline
+ Return(0x00)
+
+ } // End Method STA
+
+ Name(PR02, 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 (FIX1 - Patched by ACPI Platform Driver during POST)
+ 0x0000, // Min (FIX1 - Patched by ACPI Platform Driver during POST)
+ 0x0000, // Max (FIX1 - Patched by ACPI Platform Driver during POST)
+ 0x0000, // Translation
+ 0x0001, // Range Length = Max-Min+1 (FIX1 - Patched by ACPI Platform Driver during POST)
+ ,
+ ,
+ FIX1 // DescriptorName populated so iASL outputs offset for it in a .h file
+ )
+
+ //: Off board video card not detected in device manager when it is connected to CPU
+ //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 (FIX5 - Patched by ACPI Platform Driver during POST)
+ 0x00000000, // Min (FIX5 - Patched by ACPI Platform Driver during POST)
+ 0x00000000, // Max (FIX5 - Patched by ACPI Platform Driver during POST)
+ 0x00000000, // Translation
+ 0x00000000, // Range Length (FIX5 - Patched by ACPI Platform Driver during POST)
+ ,
+ ,
+ FIX5 // DescriptorName populated so iASL outputs offset for it in a .h file
+ )
+
+ //RESOURCE_CHUNK2_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,
+ 0x0000, // Granularity (FIX2 - Patched by ACPI Platform Driver during POST)
+ 0x0000, // Min (FIX2 - Patched by ACPI Platform Driver during POST)
+ 0x0000, // Max (FIX2 - Patched by ACPI Platform Driver during POST)
+ 0x0000, // Translation
+ 0x0001, // Range Length = Max-Min+1 (FIX2 - Patched by ACPI Platform Driver during POST)
+ ,
+ ,
+ FIX2 // DescriptorName populated so iASL outputs offset for it in a .h file
+ )
+
+ //Off board video card not detected in device manager when it is connected to CPU
+ //Descriptor for IO space of the video card.
+ 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 (FIX6 - Patched by ACPI Platform Driver during POST)
+ 0x0000, // Min (FIX6 - Patched by ACPI Platform Driver during POST)
+ 0x0000, // Max (FIX6 - Patched by ACPI Platform Driver during POST)
+ 0x0000, // Translation
+ 0x0000, // Range Length
+ ,
+ ,
+ FIX6 // DescriptorName populated so iASL outputs offset for it in a .h file
+ )
+
+ //Off board video card not detected in device manager when it is connected to CPU
+ //Descriptor for IO space of the video card.
+ 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 (FIX7 - Patched by ACPI Platform Driver during POST)
+ 0x0000, // Min (FIX7 - Patched by ACPI Platform Driver during POST)
+ 0x0000, // Max (FIX7 - Patched by ACPI Platform Driver during POST)
+ 0x0000, // Translation
+ 0x0000, // Range Length
+ ,
+ ,
+ FIX7 // DescriptorName populated so iASL outputs offset for it in a .h file
+ )
+
+ //
+ // 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,
+ 0x00000000, // Granularity (FIX3 - Patched by ACPI Platform Driver during POST)
+ 0x00000000, // Min (calculated dynamically) (FIX3 - Patched by ACPI Platform Driver during POST)
+ 0x00000000, // Max = 4GB - 1MB (fwh + fwh alias) (FIX3 - Patched by ACPI Platform Driver during POST)
+ 0x00000000, // Translation
+ 0x00000000, // Range Length (calculated dynamically) (FIX3 - Patched by ACPI Platform Driver during POST)
+ ,
+ ,
+ FIX3 // DescriptorName populated so iASL outputs offset for it in a .h file
+ )
+
+ //
+ // 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,
+ 0x00000000000, // Granularity (FIX4 - Patched by ACPI Platform Driver during POST)
+ 0x00000000000, // Min (calculated dynamically) (FIX4 - Patched by ACPI Platform Driver during POST)
+ 0x00000000000, // Max = 4GB - 1MB (fwh + fwh alias) (FIX4 - Patched by ACPI Platform Driver during POST)
+ 0x00000000000, // Translation
+ 0x00000000000, // Range Length (calculated dynamically) (FIX4 - Patched by ACPI Platform Driver during POST)
+ ,
+ ,
+ FIX4 // DescriptorName populated so iASL outputs offset for it in a .h file
+ )
+ }) // end of PR02 Buffer
+
+
+ // Current resource template return
+ Method(_CRS, 0x0, NotSerialized) {
+ Return(PR02)
+ }
+
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