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diff --git a/Vlv2DeviceRefCodePkg/AcpiTablesPCAT/HOST_BUS.ASL b/Vlv2DeviceRefCodePkg/AcpiTablesPCAT/HOST_BUS.ASL
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-/*++
-
-Copyright (c) 1999 - 2014, Intel Corporation. All rights reserved
-
- SPDX-License-Identifier: BSD-2-Clause-Patent
-
-
-
-Module Name:
-
- HOST_BUS.ASL
-
-Abstract:
-
- Baytrail PCI configuration space definition.
-
----*/
-Device(VLVC)
-{
- Name(_ADR, 0x00000000) // Device 0, Function 0
-
- // Define various MCH Controller PCI Configuration Space
- // registers which will be used to dynamically produce all
- // resources in the Host Bus _CRS.
- OperationRegion(HBUS, PCI_Config, 0x00, 0xFF)
- Field(HBUS, DWordAcc, NoLock, Preserve)
- {
- Offset(0xD0),
- SMCR, 32, // VLV Message Control Register (0xD0)
- Offset(0xD4),
- SMDR, 32, // VLV Message Data Register (0xD4)
- Offset(0xD8),
- MCRX, 32, // VLV Message Control Register Extension (0xD8)
- }
-
- // Define a method to read a 32-bit register on the VLV Message bus.
- // Arg0 = Port
- // Arg1 = Register
- //
- // Returns 32-bit register value
-
- Method(RMBR, 2, Serialized)
- {
-
- // Initiate regsiter read message on VLV Message Bus MCR
-
- Or(ShiftLeft(Arg0, 16), ShiftLeft(Arg1, 8), Local0)
- Or(0x100000F0, Local0, SMCR)
-
- // Read register value from Message Data Register
-
- Return(SMDR)
- }
-
-
- // Define a method to write a 32-bit register on the VLV Message bus MDR.
- // Arg0 = Port
- // Arg1 = Register
- // Arg2 = 32-bit value
-
- Method(WMBR, 3, Serialized)
- {
-
- // Write register value to Message Data Register
-
- Store(Arg2, SMDR)
-
- // Initiate register write message on VLV Message Bus
-
- Or(ShiftLeft(Arg0, 16), ShiftLeft(Arg1, 8), Local0)
- Or(0x110000F0, Local0, SMCR)
- }
-}
-
-//
-// BUS, I/O, and MMIO resources
-//
-Method(_CRS,0,Serialized)
-{
- //Update ISP0 reserved memory
- CreateDwordField(RES0, ^ISP0._MIN,ISMN)
- CreateDwordField(RES0, ^ISP0._MAX,ISMX)
- CreateDwordField(RES0, ^ISP0._LEN,ISLN)
- If (LEqual(ISPD,1))
- {
- Store (ISPA, ISMN)
- Add (ISMN, ISLN, ISMX)
- Subtract(ISMX, 1, ISMX)
- } Else
- {
- Store (0, ISMN)
- Store (0, ISMX)
- Store (0, ISLN)
- }
-
- //PCI MMIO SPACE
- CreateDwordField(RES0, ^PM01._MIN,M1MN)
- CreateDwordField(RES0, ^PM01._MAX,M1MX)
- CreateDwordField(RES0, ^PM01._LEN,M1LN)
-
- //Get dBMBOUND Base
- And(BMBD, 0xFF000000, M1MN)
-
- //Get ECBASE
- Store(PCIT, M1MX)
- Add(Subtract(M1MX, M1MN), 1, M1LN)
- Subtract(M1MX, 1, M1MX)
-
- // Create pointers to Gfx Stolen Memory Sizing values.
- CreateDwordField(RES0, ^STOM._MIN,GSMN)
- CreateDwordField(RES0, ^STOM._MAX,GSMX)
- CreateDwordField(RES0, ^STOM._LEN,GSLN)
-
- If (LNotEqual (\_SB.PCI0.GFX0.GSTM, 0xFFFFFFFF))
- {
- Store(0x00, GSMN) //Read the Stolen memory base from B0:D2:F0:R5C
- } else
- {
- Store(\_SB.PCI0.GFX0.GSTM, GSMN) //Read the Stolen memory base from B0:D2:F0:R5C
- }
- If (LNotEqual (\_SB.PCI0.GFX0.GUMA, 0xFFFFFFFF))
- {
- Store(0x00, GSLN) //Read the Stolen memory base from B0:D2:F0:R5C
- } else
- {
- ShiftLeft(\_SB.PCI0.GFX0.GUMA, 25, GSLN) //Read Stolen memory base form B0:D2:F0:R50
- }
- Add(GSMN, GSLN, GSMX) //Store the Stolen Memory Size
- Subtract(GSMX, 1, GSMX)
-
- Return(RES0)
-}
-
-Name( RES0,ResourceTemplate()
-{
- 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
- 0x00FF, // Max
- 0x0000, // Translation
- 0x0100 // Range Length = Max-Min+1
- )
-
- IO (Decode16, 0x70, 0x77, 0x01, 0x08) //Consumed resource (0xCF8-0xCFF)
- IO (Decode16, 0xCF8, 0xCF8, 0x01, 0x08) //Consumed resource (0xCF8-0xCFF)
-
- 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
- 0x006F, // Max
- 0x0000, // Translation
- 0x0070 // Range Length
- )
-
- WORDIO ( // Consumed-and-produced resource
- ResourceProducer, // bit 0 of general flags is 0
- MinFixed, // Range is fixed
- MaxFixed, // Range is fixed
- PosDecode,
- EntireRange,
- 0x0000, // Granularity
- 0x0078, // Min
- 0x0CF7, // Max
- 0x0000, // Translation
- 0x0C80 // Range Length
- )
-
- 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
- 0x0D00, // Min
- 0xFFFF, // Max
- 0x0000, // Translation
- 0xF300 // Range Length
- )
-
- DWORDMEMORY ( // Descriptor for legacy VGA video RAM
- 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
- )
-
- DWORDMEMORY ( // Descriptor for legacy OptionRom
- ResourceProducer, // bit 0 of general flags is 0
- PosDecode,
- MinFixed, // Range is fixed
- MaxFixed, // Range is fixed
- Cacheable,
- ReadWrite,
- 0x00000000, // Granularity
- 0x000C0000, // Min
- 0x000DFFFF, // Max
- 0x00000000, // Translation
- 0x00020000 // Range Length
- )
-
- DWORDMEMORY ( // Descriptor for BIOS Area
- ResourceProducer, // bit 0 of general flags is 0
- PosDecode,
- MinFixed, // Range is fixed
- MaxFixed, // Range is fixed
- Cacheable,
- ReadWrite,
- 0x00000000, // Granularity
- 0x000E0000, // Min
- 0x000FFFFF, // Max
- 0x00000000, // Translation
- 0x00020000 // Range Length
- )
-
- DWORDMEMORY ( // Descriptor for ISP0 reserved Mem
- ResourceProducer, // bit 0 of general flags is 0
- PosDecode,
- MinFixed, // Range is fixed
- MaxFixed, // Range is fixed
- Cacheable,
- ReadWrite,
- 0x00000000, // Granularity
- 0x7A000000, // Min
- 0x7A3FFFFF, // Max
- 0x00000000, // Translation
- 0x00400000 // Range Length
- ,,,
- ISP0
- )
-
- DWORDMEMORY ( // Descriptor for VGA Stolen Mem
- ResourceProducer, // bit 0 of general flags is 0
- PosDecode,
- MinFixed, // Range is fixed
- MaxFixed, // Range is fixed
- Cacheable,
- ReadWrite,
- 0x00000000, // Granularity
- 0x7C000000, // Min
- 0x7FFFFFFF, // Max
- 0x00000000, // Translation
- 0x04000000 // Range Length
- ,,,
- STOM
- )
-
- DWORDMEMORY ( // Descriptor for PCI MMIO
- ResourceProducer, // bit 0 of general flags is 0
- PosDecode,
- MinFixed, // Range is fixed
- MaxFixed, // Range is fixed
- Cacheable,
- ReadWrite,
- 0x00000000, // Granularity
- 0x80000000, // Min
- 0xDFFFFFFF, // Max
- 0x00000000, // Translation
- 0x60000000 // Range Length
- ,,,
- PM01
- )
-})
-
-//Name(GUID,UUID("33DB4D5B-1FF7-401C-9657-7441C03DD766"))
-Name(GUID,Buffer()
-{
- 0x5b, 0x4d, 0xdb, 0x33,
- 0xf7, 0x1f,
- 0x1c, 0x40,
- 0x96, 0x57,
- 0x74, 0x41, 0xc0, 0x3d, 0xd7, 0x66
-})
-
-
-Name(SUPP,0) // PCI _OSC Support Field value
-Name(CTRL,0) // PCI _OSC Control Field value
-
-Method(_OSC,4,Serialized)
-{
- // Check for proper UUID
- // Save the capabilities buffer
- Store(Arg3,Local0)
-
- // Create DWord-adressable fields from the Capabilties Buffer
- CreateDWordField(Local0,0,CDW1)
- CreateDWordField(Local0,4,CDW2)
- CreateDWordField(Local0,8,CDW3)
-
- // Check for proper UUID
- If(LAnd(LEqual(Arg0,GUID),NEXP))
- {
- // Save Capabilities DWord2 & 3
- Store(CDW2,SUPP)
- Store(CDW3,CTRL)
-
- If(Not(And(CDW1,1))) // Query flag clear?
- {
- // Disable GPEs for features granted native control.
- If(And(CTRL,0x02))
- {
- NHPG()
- }
- If(And(CTRL,0x04)) // PME control granted?
- {
- NPME()
- }
- }
-
- 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
- And(CTRL,0xfe,CTRL)
- Store(CTRL,CDW3)
- Store(CTRL,OSCC)
- Return(Local0)
- } Else
- {
- Or(CDW1,4,CDW1) // Unrecognized UUID
- Return(Local0)
- }
-} // End _OSC
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