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175 lines
3.6 KiB
175 lines
3.6 KiB
/*++ BUILD Version: 0002
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Copyright (c) 1995 Microsoft Corporation
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Module Name:
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pop.h
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Abstract:
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This module contains the private structure definitions and APIs used by
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the NT Power Manager.
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Author:
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N. Yoshiyama [IBM Corp.] 01-Mar-1994
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Revision History:
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--*/
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#ifndef _POP_
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#define _POP_
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#include "ntos.h"
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#define PopLockStateDatabase(OldIrql) \
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KeAcquireSpinLock (&PopStateLock, OldIrql);
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#define PopUnlockStateDatabase(OldIrql) \
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KeReleaseSpinLock (&PopStateLock, OldIrql);
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#define PopLockDeviceList(sharable) \
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if (sharable) { \
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ExAcquireResourceShared(&PsLoadedModuleResource, TRUE); \
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} else { \
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ExAcquireResourceExclusive(&PsLoadedModuleResource, TRUE); \
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}
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#define PopUnlockDeviceList() \
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ExReleaseResource(&PsLoadedModuleResource);
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// debugging
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#if DBG
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#define POERROR 0
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#define PODIAG1 1
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#define PODIAG2 2
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#define PODIAG3 3
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extern ULONG PoDebug;
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extern PUCHAR PopPowerState(POWER_STATE);
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VOID
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PoDebugPrint(
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ULONG DebugPrintLevel,
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PCCHAR DebugMessage,
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...
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);
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#define PoDbgPrint(level,msg) { if (level < PoDebug) DbgPrint(msg); }
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#else
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#define PoDbgPrint(level,msg)
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#endif //DBG
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//
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// Define the global data for the Power Manager.
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//
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extern ERESOURCE PopDatabaseLock;
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extern KEVENT PopStateDatabaseIdle;
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extern KSPIN_LOCK PopStateLock;
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extern LIST_ENTRY PopDeviceList;
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extern LIST_ENTRY PopAsyncStateChangeQueue;
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extern LIST_ENTRY PopSyncStateChangeQueue;
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extern LIST_ENTRY PopStateChangeInProgress;
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extern LIST_ENTRY PopStateChangeWorkerList;
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extern BOOLEAN PopSyncChangeInProgress;
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extern KTIMER PopStateChangeTimer;
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extern KDPC PopStateChangeDpc;
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extern BOOLEAN PopStateChangeDpcActive;
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extern LIST_ENTRY PopActiveIdleScanQueue;
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extern LIST_ENTRY PopInactiveIdleQueue;
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extern KTIMER PopIdleScanTimer;
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extern KDPC PopIdleScanDpc;
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extern LARGE_INTEGER PopIdleScanTime;
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extern ULONG PopIdleScanTimeInSeconds;
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extern UCHAR PopNewPendingState[MaximumPowerState][MaximumPowerState];
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extern POBJECT_TYPE IoDeviceObjectType;
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extern WORK_QUEUE_ITEM PopStateChangeWorkItem;
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#define VerifyUp MaximumPowerState
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// idle.c
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VOID
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PopScanForIdleDevices (
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IN PKDPC Dpc,
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IN PVOID DeferredContext,
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IN PVOID SystemArgument1,
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IN PVOID SystemArgument2
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);
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// misc.c
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POBJECT_NAME_INFORMATION
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PopGetDeviceName (
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PDEVICE_OBJECT DeviceObject
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);
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// postate.c
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VOID
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PopRequestPowerChange (
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IN PDEVOBJ_EXTENSION PowerExtension,
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IN POWER_STATE SystemPowerState,
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IN ULONG DevicePowerState
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);
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VOID
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PopStateChange (
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IN PKDPC Dpc,
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IN PVOID DeferredContext,
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IN PVOID SystemArgument1,
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IN PVOID SystemArgument2
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);
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VOID
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PopStateChangeWorker (
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IN PVOID WorkerContext
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);
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NTSTATUS
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PopSetPowerComplete(
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IN PDEVICE_OBJECT DeviceObject,
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IN PIRP Irp,
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IN PVOID Context
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);
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#define PopIsStateDatabaseIdle() \
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(IsListEmpty (&PopStateChangeInProgress) && \
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IsListEmpty (&PopSyncStateChangeQueue) && \
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IsListEmpty (&PopAsyncStateChangeQueue) )
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// suspend.c
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PVOID
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PopGetBroadcastOrder (
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VOID
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);
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NTSTATUS
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PopBroadcastSetPower (
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IN PVOID BroadcastOrder,
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IN POWER_STATE PowerState,
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IN OUT PLIST_ENTRY FailedDevice
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);
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VOID
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PopReleaseBroadcast (
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IN PVOID BroadcastOrder
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);
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#endif // _POP_
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