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/** @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.
**/
// 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)
}
}
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