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ACPI!PciConfigSpaceHandlerWorker函数中的hal!HalGetBusDataByOffset----重要

news 2026/3/27 3:52:21

ACPI!PciConfigSpaceHandlerWorker函数中的hal!HalGetBusDataByOffset
1: kd> g
Breakpoint 14 hit
eax=00000000 ebx=89d376f8 ecx=00000100 edx=89ddf118 esi=00000000 edi=00000000
eip=804f25ee esp=f791abdc ebp=f791ac48 iopl=0 nv up ei pl zr na pe nc
cs=0008 ss=0010 ds=0023 es=0023 fs=0030 gs=0000 efl=00000246
hal!HalGetBusDataByOffset:
804f25ee 55 push ebp
1: kd> kc
#
00 hal!HalGetBusDataByOffset
01 ACPI!PciConfigSpaceHandlerWorker
02 ACPI!GetPciAddressWorker
03 ACPI!ACPIGetWorkerForInteger
04 ACPI!AsyncCallBack
05 ACPI!RunContext
06 ACPI!DispatchCtxtQueue
07 ACPI!StartTimeSlicePassive
08 ACPI!ACPIWorker
09 nt!PspSystemThreadStartup
0a nt!KiThreadStartup
1: kd> dv
BusDataType = PCIConfiguration (0n4)
BusNumber = 0
SlotNumber = 0x11
Buffer = 0x89d1fe44
Offset = 0
Length = 4
bus = struct _BUS_HANDLER
1: kd> gu
eax=00000004 ebx=89d376f8 ecx=00000000 edx=00000000 esi=00000000 edi=00000000
eip=f740d8c7 esp=f791abf8 ebp=f791ac48 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!PciConfigSpaceHandlerWorker+0x29b:
f740d8c7 8bf0 mov esi,eax
1: kd> dv
AcpiObject = 0x89da40ac
CompletionStatus = 0n0
Result = 0x00000000
Context = 0x00d376f8
bytesWritten = 0x80ae0dfa
status = 0n0
interface = 0x00000000
oldIrql = 0x00 ''
Complain = 0x00 ''
length = 0x80ae0faf
ErrorLogged = 0x00 ''
ACPIName = unsigned short [5]
IllegalPCIOpRegionAddress = unsigned short *[2]
addressBuffer = unsigned short [13]
parent = unsigned char [5] "L???"
opRegion = unsigned char [5] "H???"
1: kd> db 0x89d1fe44
89d1fe44 ad 15 90 07 00 00 00 00-00 00 00 00 20 00 00 00 ............ ...
89d1fe54 03 00 00 00 41 43 46 55-18 00 00 00 03 00 01 00 ....ACFU........
89d1fe64 71 9b 41 f7 bc f1 dd 89-64 e1 d1 89 54 45 52 4d q.A.....d...TERM
89d1fe74 34 00 00 00 01 00 00 00-34 7a 42 f7 3b f2 dd 89 4.......4zB.;...
89d1fe84 00 00 00 00 00 00 00 00-10 93 43 f7 00 00 00 00 ..........C.....
89d1fe94 01 00 00 00 02 00 00 00-64 e1 d1 89 1c e1 d1 89 ........d.......
89d1fea4 54 45 52 4d 34 00 00 00-01 00 00 00 34 7a 42 f7 TERM4.......4zB.
89d1feb4 3a f2 dd 89 00 00 00 00-00 00 00 00 70 91 43 f7 :...........p.C.

1: kd> p
eax=00000004 ebx=89d376f8 ecx=00000000 edx=00000000 esi=00000000 edi=00000000
eip=f740d8eb esp=f791abf8 ebp=f791ac48 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!PciConfigSpaceHandlerWorker+0x2bf:
f740d8eb 397328 cmp dword ptr [ebx+28h],esi ds:0023:89d37720=00000000
1: kd> dt PCI_CONFIG_STATE 89d376f8
ACPI!PCI_CONFIG_STATE
+0x000 AccessType : 0
+0x004 OpRegion : 0x89ddf118 _NSObj
+0x008 Address : 0
+0x00c Size : 4
+0x010 Data : 0x89d1fe44 -> 0x79015ad
+0x014 Context : 0
+0x018 CompletionHandler : 0xf7420914 Void
+0x01c CompletionContext : 0x89d1e0ac Void
+0x020 PciObj : 0x89dded78 _NSObj
+0x024 ParentObj : (null)
+0x028 CompletionHandlerType : 0
+0x02c Flags : 0x1100
+0x030 RunCompletion : 0n2
+0x034 Slot : _PCI_SLOT_NUMBER
+0x038 Bus : 0 ''
+0x039 IsPciDeviceResult : 0 ''
1: kd> db 0x89dded78
89dded78 38 ec dd 89 88 6f de 89-ac 3f da 89 f0 ed dd 89 8....o...?......
89dded88 50 32 50 30 30 33 da 89-38 ec dd 89 00 00 06 00 P2P003..8.......

1: kd> dt acpi!PCI_COMMON_CONFIG 0x89d1fe44
+0x000 VendorID : 0x15ad
+0x002 DeviceID : 0x790
+0x004 Command : 0
+0x006 Status : 0
+0x008 RevisionID : 0 ''
+0x009 ProgIf : 0 ''
+0x00a SubClass : 0 ''
+0x00b BaseClass : 0 ''
+0x00c CacheLineSize : 0x20 ' '
+0x00d LatencyTimer : 0 ''
+0x00e HeaderType : 0 ''
+0x00f BIST : 0 ''
+0x010 u : __unnamed
+0x040 DeviceSpecific : [192] ""

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