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ACPI!ACPIBuildProcessRunMethodPhaseCheckSta函数对_SB总线的状态的确定

news 2026/5/12 17:50:04

ACPI!ACPIBuildProcessRunMethodPhaseCheckSta函数对_SB总线的状态的确定
0: kd> kc
#
00 ACPI!ACPIGet
01 ACPI!ACPIBuildProcessRunMethodPhaseCheckSta
02 ACPI!ACPIBuildProcessGenericList
03 ACPI!ACPIBuildDeviceDpc
04 nt!KiRetireDpcList
05 nt!KiDispatchInterrupt
WARNING: Frame IP not in any known module. Following frames may be wrong.
06 0x0
0: kd> dv
Target = 0x899af0f0
ObjectID = 0x4154535f
Flags = 0x40040802
SimpleArgument = 0x00000000
SimpleArgumentSize = 0
CallBackRoutine = 0xf73fa5bc
CallBackContext = 0x89906e30
Buffer = 0x89906e74
BufferSize = 0x00000000
completionRoutine = 0xf7407364
status = 0n1074006018
argument = struct _ObjData
argumentPtr = 0x00000000
acpiObject = 0x899af0f0
deviceExtension = 0x89981a18
async = 0x01 ''
argumentCount = 0


0: kd> g
Breakpoint 29 hit
eax=00000000 ebx=f743b938 ecx=0001e000 edx=00000000 esi=899c6320 edi=899c6328
eip=f74078d8 esp=f789eee4 ebp=f789ef28 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!ACPIGet+0x220:
f74078d8 e83b2bffff call ACPI!ACPIAmliGetNamedChild (f73fa418)
0: kd> t
eax=00000000 ebx=f743b938 ecx=0001e000 edx=00000000 esi=899c6320 edi=899c6328
eip=f73fa418 esp=f789eee0 ebp=f789ef28 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!ACPIAmliGetNamedChild:
f73fa418 55 push ebp
0: kd> dv
AcpiObject = 0x899af0f0
ObjectId = 0x4154535f
0: kd> db 0x899af0f0
899af0f0 ac f0 9a 89 34 f1 9a 89-24 f0 9a 89 74 f4 9a 89 ....4...$...t...
899af100 5f 53 42 5f 00 00 00 00-00 00 00 00 00 00 00 00 _SB_............
899af110 00 00 00 00 00 00 00 00-00 00 00 00 00 00 00 00 ................
899af120 18 1a 98 89 00 00 00 00-48 4e 53 4f 44 00 00 00 ........HNSOD...
899af130 00 f0 9a 89 f0 f0 9a 89-78 f1 9a 89 24 f0 9a 89 ........x...$...
899af140 00 00 00 00 5f 53 49 5f-00 00 00 00 00 00 00 00 ...._SI_........
899af150 00 00 00 00 00 00 00 00-00 00 00 00 00 00 00 00 ................
899af160 00 00 00 00 00 00 00 00-00 00 00 00 48 4e 53 4f ............HNSO
0: kd> db f789eee0
f789eee0 dd 78 40 f7 f0 f0 9a 89-5f 53 54 41 18 1a 98 89 .x@....._STA....


0: kd> gu
eax=00000000 ebx=f743b938 ecx=899af0f0 edx=00000000 esi=899c6320 edi=899c6328
eip=f74078dd esp=f789eeec ebp=f789ef28 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!ACPIGet+0x225:
f74078dd 85c0 test eax,eax
eax=00000000 没有_sta方法

0: kd> t
Breakpoint 27 hit
eax=c0000034 ebx=f743b938 ecx=899c634c edx=00000000 esi=899c6320 edi=899c6328
eip=f7407932 esp=f789eedc ebp=f789ef28 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!ACPIGet+0x27a:
f7407932 ff55f8 call dword ptr [ebp-8] ss:0010:f789ef20={ACPI!ACPIGetWorkerForInteger (f7407364)}
0: kd> t
eax=c0000034 ebx=f743b938 ecx=899c634c edx=00000000 esi=899c6320 edi=899c6328
eip=f7407364 esp=f789eed8 ebp=f789ef28 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!ACPIGetWorkerForInteger:
f7407364 55 push ebp
0: kd> kc
#
00 ACPI!ACPIGetWorkerForInteger
01 ACPI!ACPIGet
02 ACPI!ACPIBuildProcessRunMethodPhaseCheckSta
03 ACPI!ACPIBuildProcessGenericList
04 ACPI!ACPIBuildDeviceDpc
05 nt!KiRetireDpcList
06 nt!KiDispatchInterrupt
WARNING: Frame IP not in any known module. Following frames may be wrong.
07 0x0
0: kd> dv
AcpiObject = 0x00000000
Status = 0n-1073741772
Result = 0x899c634c
Context = 0x899c6320
freeData = 0x00 ''


0: kd> dt ACPI_GET_REQUEST 0x899c6320
+0x000 Flags : 0x60040802
+0x000 UFlags : __unnamed
+0x004 ObjectID : 0x4154535f
+0x008 ListEntry : _LIST_ENTRY [ 0xf743b940 - 0xf743b940 ]
+0x010 DeviceExtension : 0x89981a18 _DEVICE_EXTENSION
+0x014 AcpiObject : 0x899af0f0 _NSObj
+0x018 CallBackRoutine : 0xf73fa5bc void ACPI!ACPIBuildCompleteMustSucceed+0
+0x01c CallBackContext : 0x89906e30 Void
+0x020 Buffer : 0x89906e74 -> (null)
+0x024 BufferSize : (null)
+0x028 Status : 0n0
+0x02c ResultData : _ObjData

#define GET_CONVERT_TO_DEVICE_PRESENCE 0x00000800


} else if (request->Flags & GET_CONVERT_TO_DEVICE_PRESENCE) {

status = ACPIGetConvertToDevicePresence(
request->DeviceExtension,
Status,
Result,
request->Flags,
request->Buffer,
request->BufferSize
);


0: kd> g
Breakpoint 15 hit
eax=89906e74 ebx=c0000034 ecx=60040802 edx=00000000 esi=899c6320 edi=899c634c
eip=f7406cd6 esp=f789eea8 ebp=f789eed4 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!ACPIGetConvertToDevicePresence:
f7406cd6 55 push ebp
0: kd> kc
#
00 ACPI!ACPIGetConvertToDevicePresence
01 ACPI!ACPIGetWorkerForInteger
02 ACPI!ACPIGet
03 ACPI!ACPIBuildProcessRunMethodPhaseCheckSta
04 ACPI!ACPIBuildProcessGenericList
05 ACPI!ACPIBuildDeviceDpc
06 nt!KiRetireDpcList
07 nt!KiDispatchInterrupt
WARNING: Frame IP not in any known module. Following frames may be wrong.
08 0x0
0: kd> dv
DeviceExtension = 0x89981a18
Status = 0n-1073741772
Result = 0x899c634c
Flags = 0x60040802
Buffer = 0x89906e74
BufferSize = 0x00000000
deviceStatus = 8
0: kd> ?0n-1073741772
Evaluate expression: -1073741772 = c0000034

NTSTATUS
ACPIGetConvertToDevicePresence(
IN PDEVICE_EXTENSION DeviceExtension,
IN NTSTATUS Status,
IN POBJDATA Result,
IN ULONG Flags,
OUT PVOID *Buffer,
OUT ULONG *BufferSize
)
{
ULONG deviceStatus = STA_STATUS_DEFAULT; 设置为默认0xf


//
// Update the device status
//
ACPIInternalUpdateDeviceStatus( DeviceExtension, deviceStatus );


#define STA_STATUS_PRESENT 0x00000001
#define STA_STATUS_ENABLED 0x00000002
#define STA_STATUS_USER_INTERFACE 0x00000004
#define STA_STATUS_WORKING_OK 0x00000008
#define STA_STATUS_DEFAULT ( STA_STATUS_PRESENT | \
STA_STATUS_ENABLED | \
STA_STATUS_USER_INTERFACE | \
STA_STATUS_WORKING_OK)

0: kd> g
Breakpoint 4 hit
eax=00000000 ebx=c0000034 ecx=00000000 edx=00000000 esi=89981a18 edi=0000000f
eip=f7409910 esp=f789ee84 ebp=f789eea4 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!ACPIInternalUpdateDeviceStatus:
f7409910 55 push ebp
0: kd> kc
#
00 ACPI!ACPIInternalUpdateDeviceStatus
01 ACPI!ACPIGetConvertToDevicePresence
02 ACPI!ACPIGetWorkerForInteger
03 ACPI!ACPIGet
04 ACPI!ACPIBuildProcessRunMethodPhaseCheckSta
05 ACPI!ACPIBuildProcessGenericList
06 ACPI!ACPIBuildDeviceDpc
07 nt!KiRetireDpcList
08 nt!KiDispatchInterrupt
WARNING: Frame IP not in any known module. Following frames may be wrong.
09 0x0
0: kd> dv
DeviceExtension = 0x89981a18
DeviceStatus = 0xf
oldIrql = 0x00 ''


0: kd> dx -r1 ((ACPI!_DEVICE_EXTENSION *)0x89981a18)
((ACPI!_DEVICE_EXTENSION *)0x89981a18) : 0x89981a18 [Type: _DEVICE_EXTENSION *]
[+0x000] Flags : 0x1e00000200010[Type: unsigned __int64]
[+0x000] UFlags [Type: __unnamed]
[+0x008] Signature : 0x5f534750 [Type: unsigned long]
[+0x00c] DebugFlags : 0x0 [Type: unsigned long]
[+0x010] DispatchTable : 0xf743826c [Type: IRP_DISPATCH_TABLE *]
[+0x014] WorkContext [Type: WORK_QUEUE_CONTEXT]
[+0x014] Fdo [Type: _FDO_DEVICE_EXTENSION]
[+0x014] Filter [Type: _FILTER_DEVICE_EXTENSION]
[+0x014] Pdo [Type: _PDO_DEVICE_EXTENSION]
[+0x058] WorkQueue [Type: EXTENSION_WORKER]
[+0x058] Button [Type: BUTTON_EXTENSION]
[+0x058] Thermal [Type: THERMAL_EXTENSION]
[+0x058] LinkNode [Type: LINK_NODE_EXTENSION]
[+0x058] Dock [Type: DOCK_EXTENSION]
[+0x058] Processor [Type: _PROCESSOR_DEVICE_EXTENSION]
[+0x088] DeviceState : Stopped (0) [Type: _ACPI_DEVICE_STATE]
[+0x08c] PreviousState : Stopped (0) [Type: _ACPI_DEVICE_STATE]
[+0x090] PowerInfo [Type: _ACPI_POWER_INFO]
[+0x10c] DeviceID : 0x899bfed0 : 0x41 [Type: unsigned char *]
[+0x10c] Address : 0x899bfed0 [Type: unsigned long]
[+0x110] InstanceID : 0x899bfeb8 : 0x30 [Type: unsigned char *]
[+0x114] ResourceList : 0x899874d0 [Type: _CM_RESOURCE_LIST *]
[+0x118] PnpResourceList : 0x0 [Type: _ObjData *]
[+0x11c] OutstandingIrpCount : 2 [Type: long]
[+0x120] ReferenceCount : 15 [Type: long]
[+0x124] HibernatePathCount : 0 [Type: long]
[+0x128] RemoveEvent : 0x0 [Type: _KEVENT *]
[+0x12c] AcpiObject : 0x899af0f0 [Type: _NSObj *]
[+0x130] DeviceObject : 0x89981b98 : Device for "\Driver\ACPI" [Type: _DEVICE_OBJECT *]
[+0x134] TargetDeviceObject : 0x899c1de0 : Device for "\Driver\ACPI_HAL" [Type: _DEVICE_OBJECT *]
[+0x138] PhysicalDeviceObject : 0x899c1de0 : Device for "\Driver\ACPI_HAL" [Type: _DEVICE_OBJECT *]
[+0x13c] ParentExtension : 0x0 [Type: _DEVICE_EXTENSION *]
[+0x140] ChildDeviceList [Type: _LIST_ENTRY]
[+0x148] SiblingDeviceList [Type: _LIST_ENTRY]
[+0x150] EjectDeviceHead [Type: _LIST_ENTRY]
[+0x158] EjectDeviceList [Type: _LIST_ENTRY]


//
// Update the extensions flags bassed on wether or not STA_STATUS_PRESENT is
// set
//
originalFlags = ACPIInternalUpdateFlags(
&(DeviceExtension->Flags),
DEV_TYPE_NOT_PRESENT,
(BOOLEAN) (DeviceStatus & STA_STATUS_PRESENT)
);

(DeviceStatus & STA_STATUS_PRESENT)=1
清零0x2

0: kd> gu
eax=00000000 ebx=c0000034 ecx=0041e000 edx=00000000 esi=899c6320 edi=899c634c
eip=f74073d9 esp=f789eec4 ebp=f789eed4 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!ACPIGetWorkerForInteger+0x75:
f74073d9 ebe6 jmp ACPI!ACPIGetWorkerForInteger+0x5d (f74073c1)
0: kd> dx -r1 ((ACPI!_DEVICE_EXTENSION *)0x89981a18)
((ACPI!_DEVICE_EXTENSION *)0x89981a18) : 0x89981a18 [Type: _DEVICE_EXTENSION *]
[+0x000] Flags : 0x41e00000200010[Type: unsigned __int64]
[+0x000] UFlags [Type: __unnamed]
[+0x008] Signature : 0x5f534750 [Type: unsigned long]
[+0x00c] DebugFlags : 0x0 [Type: unsigned long]
[+0x010] DispatchTable : 0xf743826c [Type: IRP_DISPATCH_TABLE *]
[+0x014] WorkContext [Type: WORK_QUEUE_CONTEXT]
[+0x014] Fdo [Type: _FDO_DEVICE_EXTENSION]
[+0x014] Filter [Type: _FILTER_DEVICE_EXTENSION]
[+0x014] Pdo [Type: _PDO_DEVICE_EXTENSION]
[+0x058] WorkQueue [Type: EXTENSION_WORKER]
[+0x058] Button [Type: BUTTON_EXTENSION]
[+0x058] Thermal [Type: THERMAL_EXTENSION]
[+0x058] LinkNode [Type: LINK_NODE_EXTENSION]
[+0x058] Dock [Type: DOCK_EXTENSION]
[+0x058] Processor [Type: _PROCESSOR_DEVICE_EXTENSION]
[+0x088] DeviceState : Stopped (0) [Type: _ACPI_DEVICE_STATE]
[+0x08c] PreviousState : Stopped (0) [Type: _ACPI_DEVICE_STATE]
[+0x090] PowerInfo [Type: _ACPI_POWER_INFO]
[+0x10c] DeviceID : 0x899bfed0 : 0x41 [Type: unsigned char *]
[+0x10c] Address : 0x899bfed0 [Type: unsigned long]
[+0x110] InstanceID : 0x899bfeb8 : 0x30 [Type: unsigned char *]
[+0x114] ResourceList : 0x899874d0 [Type: _CM_RESOURCE_LIST *]
[+0x118] PnpResourceList : 0x0 [Type: _ObjData *]
[+0x11c] OutstandingIrpCount : 2 [Type: long]
[+0x120] ReferenceCount : 15 [Type: long]
[+0x124] HibernatePathCount : 0 [Type: long]
[+0x128] RemoveEvent : 0x0 [Type: _KEVENT *]
[+0x12c] AcpiObject : 0x899af0f0 [Type: _NSObj *]
[+0x130] DeviceObject : 0x89981b98 : Device for "\Driver\ACPI" [Type: _DEVICE_OBJECT *]
[+0x134] TargetDeviceObject : 0x899c1de0 : Device for "\Driver\ACPI_HAL" [Type: _DEVICE_OBJECT *]
[+0x138] PhysicalDeviceObject : 0x899c1de0 : Device for "\Driver\ACPI_HAL" [Type: _DEVICE_OBJECT *]
[+0x13c] ParentExtension : 0x0 [Type: _DEVICE_EXTENSION *]
[+0x140] ChildDeviceList [Type: _LIST_ENTRY]
[+0x148] SiblingDeviceList [Type: _LIST_ENTRY]
[+0x150] EjectDeviceHead [Type: _LIST_ENTRY]
[+0x158] EjectDeviceList [Type: _LIST_ENTRY]

http://www.jsqmd.com/news/253900/

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