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| /** @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)
| }
| }
|
|
