370 lines
7.3 KiB
NASM
370 lines
7.3 KiB
NASM
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title "Global SpinLock declerations"
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;++
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;
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;Copyright (c) 2000 Microsoft Corporation
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;
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; Module Name:
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;
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; hifreqlk.asm
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;
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; Abstract:
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;
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; High frequency system spin locks are declared in this module. Each spin
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; lock is placed in its own cache line on MP systems.
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;
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; Author:
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;
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; David N. Cutler (davec) 22-Jun-2000
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;
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;Revision History:
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;
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;--
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include ksamd64.inc
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ifdef NT_UP
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ALIGN_VALUE equ 16
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else
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ALIGN_VALUE equ 128
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endif
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;
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; Define spin lock generation macro.
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;
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SPINLOCK macro SpinLockName
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align ALIGN_VALUE
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public SpinLockName
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SpinLockName:
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dq 0
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endm
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;
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; Define variable generation macro.
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;
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ULONG64 macro VariableName
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align ALIGN_VALUE
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public VariableName
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VariableName:
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dq 0
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endm
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_DATA$00 SEGMENT PAGE PUBLIC 'DATA'
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;
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; The Initial PCR must be the first allocation in the section so it will be
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; page aligned.
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;
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public KiInitialPCR
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KiInitialPCR:
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db ProcessorControlRegisterLength dup (0) ;
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;
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; Static SpinLocks from ntos\cc
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;
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SPINLOCK CcMasterSpinLock
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SPINLOCK CcWorkQueueSpinLock
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SPINLOCK CcVacbSpinLock
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SPINLOCK CcDeferredWriteSpinLock
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SPINLOCK CcDebugTraceLock
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SPINLOCK CcBcbSpinLock
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;
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; Static SpinLocks from ntos\ex
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;
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SPINLOCK NonPagedPoolLock
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SPINLOCK ExpResourceSpinLock
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;
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; Static SpinLocks from ntos\io
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;
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SPINLOCK IopCompletionLock
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SPINLOCK IopCancelSpinLock
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SPINLOCK IopVpbSpinLock
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SPINLOCK IopDatabaseLock
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SPINLOCK IopErrorLogLock
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SPINLOCK IopTimerLock
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SPINLOCK IoStatisticsLock
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;
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; Static SpinLocks from ntos\kd
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;
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SPINLOCK KdpDebuggerLock
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;
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; Static SpinLocks from ntos\ke
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;
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SPINLOCK KiContextSwapLock
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SPINLOCK KiDispatcherLock
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SPINLOCK KiFreezeExecutionLock
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SPINLOCK KiFreezeLockBackup
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SPINLOCK KiProfileLock
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ULONG64 KiHardwareTrigger
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;
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; Static SpinLocks from ntos\mm
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;
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SPINLOCK MmPfnLock
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SPINLOCK MmSystemSpaceLock
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SPINLOCK MmChargeCommitmentLock
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;
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; Static SpinLocks from ntos\ps
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;
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SPINLOCK PspEventPairLock
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SPINLOCK PsLoadedModuleSpinLock
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;
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; Static SpinLocks from ntos\fsrtl
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;
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SPINLOCK FsRtlStrucSupSpinLock
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;
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; Static SpinLocks from base\fs\ntfs
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;
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SPINLOCK NtfsStructLock
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;
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; Static SpinLocks from net\sockets\winsock2\wsp
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;
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SPINLOCK AfdWorkQueueSpinLock
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;
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; These variables are referenced together and are defined in a single cache
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; line to reduce sharing on MP systems.
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;
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; KiIdleSummary - This is the set of processors which are idle. It is
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; used by the ready thread code to speed up the search for a thread
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; to preempt when a thread becomes runnable.
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;
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align ALIGN_VALUE
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public KiIdleSummary
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KiIdleSummary:
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dq 0
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;
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; KiReadySummary - This is the set of dispatcher ready queues that are not
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; empty. A member is set in this set for each priority that has one or
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; more entries in its respective dispatcher ready queues.
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;
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public KiReadySummary
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KiReadySummary:
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dq 0
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;
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; PoSleepingSummary - Set of processors which currently sleep (ie stop)
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; when idle.
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;
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public PoSleepingSummary
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PoSleepingSummary:
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dq 0
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;
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; KiTbFlushTimeStamp - This is the TB flush entire time stamp counter.
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;
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; This variable is in it own cache line to reduce false sharing on MP systems.
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;
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align ALIGN_VALUE
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public KiTbFlushTimeStamp
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KiTbFlushTimeStamp:
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dd 0
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;
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; These variables are referenced together and are defined in a single cache
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; line to reduce sharing on MP systems.
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;
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; IopLookasideIrpFloat - This is the number of IRPs that are currently
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; in progress that were allocated from a lookaside list.
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;
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align ALIGN_VALUE
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public IopLookasideIrpFloat
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IopLookasideIrpFloat:
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dd 0
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;
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; IopLookasideIrpLimit - This is the maximum number of IRPs that can be
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; in progress that were allocated from a lookaside list.
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;
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public IopLookasideIrpLimit
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IopLookasideIrpLimit:
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dd 0
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;
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; These variables are referenced together and are defined in a single cache
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; line to reduce sharing on MP systems.
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;
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; KeTickCount - This is the number of clock ticks that have occurred since
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; the system was booted. This count is used to compute a millisecond
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; tick counter.
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;
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align ALIGN_VALUE
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public KeTickCount
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KeTickCount:
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dq 0
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;
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; KeMaximumIncrement - This is the maximum time between clock interrupts
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; in 100ns units that is supported by the host HAL.
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;
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public KeMaximumIncrement
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KeMaximumIncrement:
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dd 0
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;
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; KeTimeAdjustment - This is the actual number of 100ns units that are to
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; be added to the system time at each interval timer interupt. This
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; value is copied from KeTimeIncrement at system start up and can be
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; later modified via the set system information service.
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; timer table entries.
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;
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public KeTimeAdjustment
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KeTimeAdjustment:
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dd 0
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;
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; KiTickOffset - This is the number of 100ns units remaining before a tick
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; is added to the tick count and the system time is updated.
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;
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public KiTickOffset
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KiTickOffset:
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dd 0
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;
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; These variables are referenced together and are defined in a single cache
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; line to reduce sharing on MP systems.
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;
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; KiMaximumDpcQueueDepth - This is used to control how many DPCs can be
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; queued before a DPC of medium importance will trigger a dispatch
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; interrupt.
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;
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align ALIGN_VALUE
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public KiMaximumDpcQueueDepth
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KiMaximumDpcQueueDepth:
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dd 4
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;
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; KiMinimumDpcRate - This is the rate of DPC requests per clock tick that
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; must be exceeded before DPC batching of medium importance DPCs
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; will occur.
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;
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public KiMinimumDpcRate
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KiMinimumDpcRate:
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dd 3
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;
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; KiAdjustDpcThreshold - This is the threshold used by the clock interrupt
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; routine to control the rate at which the processor's DPC queue depth
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; is dynamically adjusted.
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;
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public KiAdjustDpcThreshold
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KiAdjustDpcThreshold:
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dd 20
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;
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; KiIdealDpcRate - This is used to control the aggressiveness of the DPC
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; rate adjusting algorithm when decrementing the queue depth. As long
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; as the DPC rate for the last tick is greater than this rate, the
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; DPC queue depth will not be decremented.
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;
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public KiIdealDpcRate
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KiIdealDpcRate:
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dd 20
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;
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; MmPaeMask - This is the value used to mask upper bits of a PAE PTE.
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;
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; This variable is in it own cache line to reduce false sharing on MP systems.
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;
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align ALIGN_VALUE
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public MmPaeMask
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MmPaeMask:
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dq 0
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;
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; MmPfnDereferenceSListHead - This is used to store free blocks used for
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; deferred PFN reference count releasing.
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;
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; This variable is in it own cache line to reduce false sharing on MP systems.
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;
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align ALIGN_VALUE
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public MmPfnDereferenceSListHead
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MmPfnDereferenceSListHead:
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dq 0
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dq 0
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;
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; MmPfnDeferredList - This is used to queue items that need reference count
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; decrement processing.
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;
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; This variable is in it own cache line to reduce false sharing on MP systems.
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;
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align ALIGN_VALUE
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public MmPfnDeferredList
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MmPfnDeferredList:
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dq 0
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;
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; MmSystemLockPagesCount - This is the count of the number of locked pages
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; in the system.
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;
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align ALIGN_VALUE
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public MmSystemLockPagesCount
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MmSystemLockPagesCount:
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dq 0
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align ALIGN_VALUE
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_DATA$00 ends
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end
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