Device (P2P0)下的子节点Device (S7F0)不存在

dsdt.dsl:6096: Device (P2P0)
dsdt.dsl:6306: Device (S1F0)
dsdt.dsl:6338: Device (S2F0)
dsdt.dsl:6370: Device (S3F0)
dsdt.dsl:6402: Device (S4F0)
dsdt.dsl:6434: Device (S5F0)
dsdt.dsl:6466: Device (S6F0)
dsdt.dsl:6498: Device (S7F0)

1: kd> be 48
1: kd> g
Breakpoint 48 hit
eax=8996eb98 ebx=89996d68 ecx=897f00ac edx=898a8ef0 esi=8996eb98 edi=898a8f2c
eip=f740d62c esp=f791ac14 ebp=f791ac2c iopl=0 nv up ei ng nz na pe nc
cs=0008 ss=0010 ds=0023 es=0023 fs=0030 gs=0000 efl=00000286
ACPI!PciConfigSpaceHandlerWorker:
f740d62c 55 push ebp
1: kd> dv
AcpiObject = 0x8996eb98
CompletionStatus = 0n0
Result = 0x00000000
Context = 0x898a8ef0
bytesWritten = 0
status = 0n0
interface = 0xf740d62d
oldIrql = 0x89 ''
Complain = 0x00 ''
length = 0
ErrorLogged = 0x00 ''
ACPIName = unsigned short [5]
IllegalPCIOpRegionAddress = unsigned short *[2]
addressBuffer = unsigned short [13]
parent = unsigned char [5] ""
opRegion = unsigned char [5] "hm???"
1: kd> dt PCI_CONFIG_STATE 0x898a8ef0
ACPI!PCI_CONFIG_STATE
+0x000 AccessType : 0
+0x004 OpRegion : 0x8996ecc0 _NSObj
+0x008 Address : 0
+0x00c Size : 4
+0x010 Data : 0x897f1de0 -> 0
+0x014 Context : 0
+0x018 CompletionHandler : 0xf7420914 Void
+0x01c CompletionContext : 0x897f00ac Void
+0x020 PciObj : 0x8996eb98 _NSObj
+0x024 ParentObj : (null)
+0x028 CompletionHandlerType : 0
+0x02c Flags : 0
+0x030 RunCompletion : 0n-1
+0x034 Slot : _PCI_SLOT_NUMBER
+0x038 Bus : 0 ''
+0x039 IsPciDeviceResult : 0 ''
1: kd> dx -id 0,0,899a2278 -r1 ((ACPI!_NSObj *)0x8996ecc0)
((ACPI!_NSObj *)0x8996ecc0) : 0x8996ecc0 [Type: _NSObj *]
[+0x000] list [Type: _List]
[+0x008] pnsParent : 0x8996eb98 [Type: _NSObj *]
[+0x00c] pnsFirstChild : 0x0 [Type: _NSObj *]
[+0x010] dwNameSeg : 0x53474552 [Type: unsigned long]
[+0x014] hOwner : 0x899af330 [Type: void *]
[+0x018] pnsOwnedNext : 0x8996ec20 [Type: _NSObj *]
[+0x01c] ObjData [Type: _ObjData]
[+0x030] Context : 0x0 [Type: void *]
[+0x034] dwRefCount : 0x0 [Type: unsigned long]

1: kd> dt PCI_CONFIG_STATE 0x898a8ef0
ACPI!PCI_CONFIG_STATE
+0x000 AccessType : 0
+0x004 OpRegion : 0x8996ecc0 _NSObj
+0x008 Address : 0
+0x00c Size : 4
+0x010 Data : 0x897f1de0 -> 0
+0x014 Context : 0
+0x018 CompletionHandler : 0xf7420914 Void
+0x01c CompletionContext : 0x897f00ac Void
+0x020 PciObj : 0x8996eb98 _NSObj
+0x024 ParentObj : (null)
+0x028 CompletionHandlerType : 0
+0x02c Flags : 0
+0x030 RunCompletion : 0n-1
+0x034 Slot : _PCI_SLOT_NUMBER
+0x038 Bus : 0 ''
+0x039 IsPciDeviceResult : 0 ''
1: kd> dx -id 0,0,899a2278 -r1 ((ACPI!_NSObj *)0x8996ecc0)
((ACPI!_NSObj *)0x8996ecc0) : 0x8996ecc0 [Type: _NSObj *]
[+0x000] list [Type: _List]
[+0x008] pnsParent : 0x8996eb98 [Type: _NSObj *]
[+0x00c] pnsFirstChild : 0x0 [Type: _NSObj *]
[+0x010] dwNameSeg : 0x53474552 [Type: unsigned long]
[+0x014] hOwner : 0x899af330 [Type: void *]
[+0x018] pnsOwnedNext : 0x8996ec20 [Type: _NSObj *]
[+0x01c] ObjData [Type: _ObjData]
[+0x030] Context : 0x0 [Type: void *]
[+0x034] dwRefCount : 0x0 [Type: unsigned long]
1: kd> dx -id 0,0,899a2278 -r1 ((ACPI!_NSObj *)0x8996eb98)
((ACPI!_NSObj *)0x8996eb98) : 0x8996eb98 [Type: _NSObj *]
[+0x000] list [Type: _List]
[+0x008] pnsParent : 0x8996cd78 [Type: _NSObj *]
[+0x00c] pnsFirstChild : 0x8996ebdc [Type: _NSObj *]
[+0x010] dwNameSeg : 0x30463753 [Type: unsigned long]
[+0x014] hOwner : 0x899af330 [Type: void *]
[+0x018] pnsOwnedNext : 0x8996eb54 [Type: _NSObj *]
[+0x01c] ObjData [Type: _ObjData]
[+0x030] Context : 0x899aa008 [Type: void *]
[+0x034] dwRefCount : 0x0 [Type: unsigned long]
1: kd> db 0x8996eb98
8996eb98 c0 e7 96 89 70 ef 96 89-78 cd 96 89 dc eb 96 89 ....p...x.......
8996eba8 53 37 46 30 30 f3 9a 89-54 eb 96 89 00 00 06 00 S7F00...T.......
8996ebb8 00 00 00 00 00 00 00 00-00 00 00 00 00 00 00 00 ................
8996ebc8 08 a0 9a 89 00 00 00 00-48 4e 53 4f 44 00 00 00 ........HNSOD...
8996ebd8 00 90 96 89 2c ef 96 89-20 ec 96 89 98 eb 96 89 ....,... .......
8996ebe8 00 00 00 00 5f 41 44 52-30 f3 9a 89 98 eb 96 89 ...._ADR0.......
8996ebf8 00 00 01 00 00 00 00 00-00 00 06 00 00 00 00 00 ................
8996ec08 00 00 00 00 00 00 00 00-00 00 00 00 48 4e 53 4f ............HNSO
1: kd> db 0x8996cd78
8996cd78 38 cc 96 89 88 4f 97 89-ac ff 9a 89 f0 cd 96 89 8....O..........
8996cd88 50 32 50 30 30 f3 9a 89-38 cc 96 89 00 00 06 00 P2P00...8.......
8996cd98 00 00 00 00 00 00 00 00-00 00 00 00 00 00 00 00 ................
8996cda8 a0 8e 96 89 00 00 00 00-48 4f 52 47 34 00 00 00 ........HORG4...
8996cdb8 00 90 96 89 00 00 00 00-04 00 00 00 02 00 00 00 ................
8996cdc8 00 00 00 00 00 00 00 00-00 00 00 00 00 00 00 00 ................
8996cdd8 00 00 00 00 00 00 00 00-00 00 00 00 48 4e 53 4f ............HNSO
8996cde8 44 00 00 00 00 90 96 89-b0 4b 97 89 b4 ce 96 89 D........K......

1: kd> g
Breakpoint 69 hit
eax=00001000 ebx=898a8ef0 ecx=00001000 edx=8996ecc0 esi=00000103 edi=8996ecf0
eip=f740d506 esp=f791abac ebp=f791ac10 iopl=0 nv up ei pl nz na pe nc
cs=0008 ss=0010 ds=0023 es=0023 fs=0030 gs=0000 efl=00000206
ACPI!GetOpRegionScope:
f740d506 55 push ebp
1: kd> kc
#
00 ACPI!GetOpRegionScope
01 ACPI!PciConfigSpaceHandlerWorker
02 ACPI!PciConfigSpaceHandler
03 ACPI!InternalOpRegionHandler
04 ACPI!AccessBaseField
05 ACPI!AccessFieldData
06 ACPI!ReadFieldObj
07 ACPI!RunContext
08 ACPI!InsertReadyQueue
09 ACPI!RestartCtxtPassive
0a ACPI!ACPIWorker
0b nt!PspSystemThreadStartup
0c nt!KiThreadStartup
1: kd> dv
OpRegion = 0x8996ecc0
CompletionHandler = 0xf740d62c
CompletionContext = 0x898a8ef0
PciObj = 0x8996ecf0

1: kd> g
Breakpoint 70 hit
eax=8996ecc0 ebx=898a8ef0 ecx=8996ecf0 edx=898590d0 esi=00000103 edi=898590f0
eip=f740d44a esp=f791ab90 ebp=f791aba8 iopl=0 nv up ei ng nz na pe nc
cs=0008 ss=0010 ds=0023 es=0023 fs=0030 gs=0000 efl=00000286
ACPI!GetOpRegionScopeWorker:
f740d44a 55 push ebp
1: kd> kc
#
00 ACPI!GetOpRegionScopeWorker
01 ACPI!GetOpRegionScope
02 ACPI!PciConfigSpaceHandlerWorker
03 ACPI!PciConfigSpaceHandler
04 ACPI!InternalOpRegionHandler
05 ACPI!AccessBaseField
06 ACPI!AccessFieldData
07 ACPI!ReadFieldObj
08 ACPI!RunContext
09 ACPI!InsertReadyQueue
0a ACPI!RestartCtxtPassive
0b ACPI!ACPIWorker
0c nt!PspSystemThreadStartup
0d nt!KiThreadStartup
1: kd> dv
AcpiObject = 0x8996ecc0
Status = 0n0
Result = 0x00000000
Context = 0x898590d0

1: kd> g
Breakpoint 59 hit
eax=898590dc ebx=00000000 ecx=8996eb98 edx=898590d0 esi=898590d0 edi=00000800
eip=f740d3b2 esp=f791ab6c ebp=f791ab8c iopl=0 nv up ei pl nz na pe nc
cs=0008 ss=0010 ds=0023 es=0023 fs=0030 gs=0000 efl=00000206
ACPI!IsPciDevice:
f740d3b2 55 push ebp
1: kd> kc
#
00 ACPI!IsPciDevice
01 ACPI!GetOpRegionScopeWorker
02 ACPI!GetOpRegionScope
03 ACPI!PciConfigSpaceHandlerWorker
04 ACPI!PciConfigSpaceHandler
05 ACPI!InternalOpRegionHandler
06 ACPI!AccessBaseField
07 ACPI!AccessFieldData
08 ACPI!ReadFieldObj
09 ACPI!RunContext
0a ACPI!InsertReadyQueue
0b ACPI!RestartCtxtPassive
0c ACPI!ACPIWorker
0d nt!PspSystemThreadStartup
0e nt!KiThreadStartup
1: kd> dv
AcpiObject = 0x8996eb98
CompletionHandler = 0xf740d44a
CompletionContext = 0x898590d0
Result = 0x898590dc ""

1: kd> g
Breakpoint 60 hit
eax=8996eb98 ebx=00000000 ecx=898590dc edx=898590a0 esi=898590d0 edi=898590c8
eip=f740d146 esp=f791ab50 ebp=f791ab68 iopl=0 nv up ei ng nz na pe nc
cs=0008 ss=0010 ds=0023 es=0023 fs=0030 gs=0000 efl=00000286
ACPI!IsPciDeviceWorker:
f740d146 55 push ebp
1: kd> kc
#
00 ACPI!IsPciDeviceWorker
01 ACPI!IsPciDevice
02 ACPI!GetOpRegionScopeWorker
03 ACPI!GetOpRegionScope
04 ACPI!PciConfigSpaceHandlerWorker
05 ACPI!PciConfigSpaceHandler
06 ACPI!InternalOpRegionHandler
07 ACPI!AccessBaseField
08 ACPI!AccessFieldData
09 ACPI!ReadFieldObj
0a ACPI!RunContext
0b ACPI!InsertReadyQueue
0c ACPI!RestartCtxtPassive
0d ACPI!ACPIWorker
0e nt!PspSystemThreadStartup
0f nt!KiThreadStartup
1: kd> dv
AcpiObject = 0x8996eb98
Status = 0n0
Result = 0x00000000
Context = 0x898590a0

Device (S7F0)
{
Name (_ADR, 0x00060000) // _ADR: Address
Name (_SUN, 0x26) // _SUN: Slot User Number
OperationRegion (REGS, PCI_Config, 0x00, 0x04)
Field (REGS, DWordAcc, NoLock, Preserve)
{
ID, 32
}

Method (_STA, 0, NotSerialized) // _STA: Status
{
Return (BSTA (ID))
}

//
// Step 3), check the _ADR.
//

if (!(state->Flags & PCISUPP_CHECKED_ADR)) {

state->Flags |= PCISUPP_CHECKED_ADR;
status = ACPIGetNSAddressAsync(
state->AcpiObject,
IsPciDeviceWorker,
(PVOID)state,
&(state->Adr),
NULL);

if (status == STATUS_PENDING) {
return status;
}

1: kd> g
Breakpoint 71 hit
eax=898590a8 ebx=00000000 ecx=8996eb98 edx=898590a0 esi=898590a0 edi=00000103
eip=f74076b8 esp=f791ab18 ebp=f791ab4c iopl=0 nv up ei pl nz na po nc
cs=0008 ss=0010 ds=0023 es=0023 fs=0030 gs=0000 efl=00000202
ACPI!ACPIGet:
f74076b8 55 push ebp
1: kd> kc
#
00 ACPI!ACPIGet
01 ACPI!IsPciDeviceWorker
02 ACPI!IsPciDevice
03 ACPI!GetOpRegionScopeWorker
04 ACPI!GetOpRegionScope
05 ACPI!PciConfigSpaceHandlerWorker
06 ACPI!PciConfigSpaceHandler
07 ACPI!InternalOpRegionHandler
08 ACPI!AccessBaseField
09 ACPI!AccessFieldData
0a ACPI!ReadFieldObj
0b ACPI!RunContext
0c ACPI!InsertReadyQueue
0d ACPI!RestartCtxtPassive
0e ACPI!ACPIWorker
0f nt!PspSystemThreadStartup
10 nt!KiThreadStartup
1: kd> dv
Target = 0x8996eb98
ObjectID = 0x5244415f
Flags = 0x48040402
SimpleArgument = 0x00000000
SimpleArgumentSize = 0
CallBackRoutine = 0xf740d146
CallBackContext = 0x898590a0
Buffer = 0x898590a8
BufferSize = 0x00000000
completionRoutine = 0xf74076b9
status = 0n1208222722
argument = struct _ObjData
argumentPtr = 0x898590a0
acpiObject = 0x8996eb98
deviceExtension = 0xf791ab4c
async = 0x00 ''
argumentCount = 0x103
1: kd> db f791ab18
f791ab18 9c d2 40 f7 98 eb 96 89-5f 41 44 52 02 04 04 48 ..@....._ADR...H

NTSTATUS
ACPIGet(
IN PVOID Target,
IN ULONG ObjectID,
IN ULONG Flags,
IN PVOID SimpleArgument,
IN ULONG SimpleArgumentSize,
IN PFNACB CallBackRoutine OPTIONAL,
IN PVOID CallBackContext OPTIONAL,
OUT PVOID *Buffer,
OUT ULONG *BufferSize OPTIONAL
)

{

if (async) {

//
// Evaluate the request
//
status = AMLIAsyncEvalObject(
acpiObject,
&(request->ResultData),
argumentCount,
argumentPtr,
completionRoutine,
request
);

1: kd> g
Breakpoint 33 hit
eax=8996ebdc ebx=f743b938 ecx=898f7aec edx=00000000 esi=898f7ac0 edi=898f7ac8
eip=f7415242 esp=f791aabc ebp=f791ab14 iopl=0 nv up ei pl nz na po nc
cs=0008 ss=0010 ds=0023 es=0023 fs=0030 gs=0000 efl=00000202
ACPI!AMLIAsyncEvalObject:
f7415242 55 push ebp
1: kd> kc
#
00 ACPI!AMLIAsyncEvalObject
01 ACPI!ACPIGet
02 ACPI!IsPciDeviceWorker
03 ACPI!IsPciDevice
04 ACPI!GetOpRegionScopeWorker
05 ACPI!GetOpRegionScope
06 ACPI!PciConfigSpaceHandlerWorker
07 ACPI!PciConfigSpaceHandler
08 ACPI!InternalOpRegionHandler
09 ACPI!AccessBaseField
0a ACPI!AccessFieldData
0b ACPI!ReadFieldObj
0c ACPI!RunContext
0d ACPI!InsertReadyQueue
0e ACPI!RestartCtxtPassive
0f ACPI!ACPIWorker
10 nt!PspSystemThreadStartup
11 nt!KiThreadStartup
1: kd> dv
pns = 0x8996ebdc
pdataResult = 0x898f7aec
icArgs = 0n0
pdataArgs = 0x00000000
pfnAsyncCallBack = 0xf7407364
pvContext = 0x898f7ac0
pHData = 0x00000008
1: kd> bp acpi!AsyncEvalObject
breakpoint 37 redefined
1: kd> g
Breakpoint 37 hit
eax=8996ebdc ebx=00000000 ecx=8996ebdc edx=00000000 esi=8996ebdc edi=898f7b00
eip=f741f8c9 esp=f791aa88 ebp=f791aab8 iopl=0 nv up ei pl zr na pe nc
cs=0008 ss=0010 ds=0023 es=0023 fs=0030 gs=0000 efl=00000246
ACPI!AsyncEvalObject:
f741f8c9 55 push ebp
1: kd> kc
#
00 ACPI!AsyncEvalObject
01 ACPI!AMLIAsyncEvalObject
02 ACPI!ACPIGet
03 ACPI!IsPciDeviceWorker
04 ACPI!IsPciDevice
05 ACPI!GetOpRegionScopeWorker
06 ACPI!GetOpRegionScope
07 ACPI!PciConfigSpaceHandlerWorker
08 ACPI!PciConfigSpaceHandler
09 ACPI!InternalOpRegionHandler
0a ACPI!AccessBaseField
0b ACPI!AccessFieldData
0c ACPI!ReadFieldObj
0d ACPI!RunContext
0e ACPI!InsertReadyQueue
0f ACPI!RestartCtxtPassive
10 ACPI!ACPIWorker
11 nt!PspSystemThreadStartup
12 nt!KiThreadStartup
1: kd> dv
pns = 0x8996ebdc
pdataResult = 0x898f7aec
icArgs = 0n0
pdataArgs = 0x00000000
pfnAsyncCallBack = 0xf7407364
pvContext = 0x898f7ac0
fAsync = 0x01 ''
pctxt = 0x00000008