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/** @file
*
* Copyright (c) 2011-2015, ARM Limited. All rights reserved.
* Copyright (c) 2016, Hisilicon Limited. All rights reserved.
* Copyright (c) 2016, Linaro Limited. All rights reserved.
*
* This program and the accompanying materials
* are licensed and made available under the terms and conditions of the BSD License
* which 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.
*
* Based on the files under ArmPlatformPkg/ArmJunoPkg/AcpiTables/
*
**/
Scope(_SB)
{
// PCIe Root bus
Device (PCI1)
{
Name (_HID, "HISI0080") // PCI Express Root Bridge
Name (_CID, "PNP0A03") // Compatible PCI Root Bridge
Name(_SEG, 1) // Segment of this Root complex
Name(_BBN, 64) // Base Bus Number
Name(_CCA, 1)
Method (_CRS, 0, Serialized) { // Root complex resources
Name (RBUF, ResourceTemplate () {
WordBusNumber ( // Bus numbers assigned to this root
ResourceProducer, MinFixed, MaxFixed, PosDecode,
0, // AddressGranularity
64, // AddressMinimum - Minimum Bus Number
127, // AddressMaximum - Maximum Bus Number
0, // AddressTranslation - Set to 0
64 // RangeLength - Number of Busses
)
QWordMemory ( // 64-bit BAR Windows
ResourceProducer,
PosDecode,
MinFixed,
MaxFixed,
Cacheable,
ReadWrite,
0x0000000000000000, // Granularity
0x00000000b0000000, // Min Base Address pci address
0x00000000b7feffff, // Max Base Address
0x0000021f58000000, // Translate
0x0000000007ff0000 // Length
)
QWordIO (
ResourceProducer,
MinFixed,
MaxFixed,
PosDecode,
EntireRange,
0x0000000000000000, // Granularity
0x0000000000000000, // Min Base Address
0x000000000000ffff, // Max Base Address
0x000002200fff0000, // Translate
0x0000000000010000 // Length
)
}) // Name(RBUF)
Return (RBUF)
} // Method(_CRS)
Device (RES1)
{
Name (_HID, "HISI0081") // HiSi PCIe RC config base address
Name (_CRS, ResourceTemplate (){
Memory32Fixed (ReadWrite, 0xb0080000 , 0x10000)
})
}
OperationRegion(SCTR, SystemMemory, 0xb0006918, 4)
Field(SCTR, AnyAcc, NoLock, Preserve) {
LSTA, 32,
}
Method(_DSM, 0x4, Serialized) {
If(LEqual(Arg0,ToUUID("6d30f553-836c-408e-b6ad-45bccc957949"))) {
switch(ToInteger(Arg2))
{
// Function 0: Return LinkStatus
case(0) {
Store (0, Local0)
Store (LSTA, Local0)
Return (Local0)
}
default {
}
}
}
// If not one of the function identifiers we recognize, then return a buffer
// with bit 0 set to 0 indicating no functions supported.
return(Buffer(){0})
}
} // Device(PCI1)
// PCIe Root bus
Device (PCI2)
{
Name (_HID, "HISI0080") // PCI Express Root Bridge
Name (_CID, "PNP0A03") // Compatible PCI Root Bridge
Name(_SEG, 2) // Segment of this Root complex
Name(_BBN, 128) // Base Bus Number
Name(_CCA, 1)
Method (_CRS, 0, Serialized) { // Root complex resources
Name (RBUF, ResourceTemplate () {
WordBusNumber ( // Bus numbers assigned to this root
ResourceProducer, MinFixed, MaxFixed, PosDecode,
0, // AddressGranularity
128, // AddressMinimum - Minimum Bus Number
191, // AddressMaximum - Maximum Bus Number
0, // AddressTranslation - Set to 0
64 // RangeLength - Number of Busses
)
QWordMemory ( // 64-bit BAR Windows
ResourceProducer,
PosDecode,
MinFixed,
MaxFixed,
Cacheable,
ReadWrite,
0x0000000000000000, // Granularity
0x00000000c0000000, // Min Base Address
0x00000000c3feffff, // Max Base Address
0x0000023f4c000000, // Translate
0x0000000003ff0000 // Length
)
QWordIO (
ResourceProducer,
MinFixed,
MaxFixed,
PosDecode,
EntireRange,
0x0000000000000000, // Granularity
0x0000000000000000, // Min Base Address
0x000000000000ffff, // Max Base Address
0x000002400fff0000, // Translate
0x0000000000010000 // Length
)
}) // Name(RBUF)
Return (RBUF)
} // Method(_CRS)
Device (RES2)
{
Name (_HID, "HISI0081") // HiSi PCIe RC config base address
Name (_CRS, ResourceTemplate (){
Memory32Fixed (ReadWrite, 0xb0090000 , 0x10000)
})
}
OperationRegion(SCTR, SystemMemory, 0xb0006a18, 4)
Field(SCTR, AnyAcc, NoLock, Preserve) {
LSTA, 32,
}
Method(_DSM, 0x4, Serialized) {
If(LEqual(Arg0,ToUUID("6d30f553-836c-408e-b6ad-45bccc957949")))
{
switch(ToInteger(Arg2))
{
// Function 0: Return LinkStatus
case(0) {
Store (0, Local0)
Store (LSTA, Local0)
Return (Local0)
}
default {
}
}
}
// If not one of the function identifiers we recognize, then return a buffer
// with bit 0 set to 0 indicating no functions supported.
return(Buffer(){0})
}
} // Device(PCI2)
}
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