50 lines
2.5 KiB
C++
50 lines
2.5 KiB
C++
/**
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* PROJECT: ExectOS
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* COPYRIGHT: See COPYING.md in the top level directory
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* FILE: xtoskrnl/includes/ke/affinity.hh
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* DESCRIPTION: XT kernel processor affinity management support
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* DEVELOPERS: Aiken Harris <harraiken91@gmail.com>
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*/
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#ifndef __XTOSKRNL_KE_AFFINITY_HH
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#define __XTOSKRNL_KE_AFFINITY_HH
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#include <xtos.hh>
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/* Kernel Library */
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namespace KE
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{
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class Affinity
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{
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public:
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STATIC XTFASTCALL VOID AtomicSetProcessorAffinity(IN OUT PKAFFINITY_MAP AffinityMap,
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IN ULONG CpuNumber);
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STATIC XTFASTCALL VOID CalculateAffinityMapSize(IN ULONG CpuCount,
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OUT PULONG RequiredMapSize,
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OUT PULONG RequiredBlockCount);
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STATIC XTFASTCALL BOOLEAN CheckProcessorAffinity(IN PKAFFINITY_MAP AffinityMap,
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IN ULONG CpuNumber);
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STATIC XTFASTCALL VOID ClearAffinityMap(IN OUT PKAFFINITY_MAP AffinityMap);
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STATIC XTFASTCALL VOID ClearProcessorAffinity(IN OUT PKAFFINITY_MAP AffinityMap,
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IN ULONG CpuNumber);
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STATIC XTAPI XTSTATUS CopyAffinity(OUT PKAFFINITY_MAP Destination,
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IN PKAFFINITY_MAP Source);
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STATIC XTAPI XTSTATUS CreateAffinityMap(IN ULONG CpuCount,
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OUT PKAFFINITY_MAP* AffinityMap);
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STATIC XTAPI VOID DestroyAffinityMap(IN PKAFFINITY_MAP AffinityMap);
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STATIC XTAPI ULONG FindNextLeftSetProcessor(IN ULONG ThreadSeed,
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IN PKAFFINITY_MAP AffinityMap);
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STATIC XTAPI ULONG FindNextRightSetProcessor(IN ULONG ThreadSeed,
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IN PKAFFINITY_MAP AffinityMap);
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STATIC XTAPI XTSTATUS InitializeAffinityMap(IN OUT PKAFFINITY_MAP AffinityMap,
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IN ULONG BufferSize);
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STATIC XTFASTCALL VOID SetAllProcessorsAffinity(IN OUT PKAFFINITY_MAP AffinityMap);
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STATIC XTFASTCALL VOID SetProcessorAffinity(IN OUT PKAFFINITY_MAP AffinityMap,
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IN ULONG CpuNumber);
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};
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}
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#endif /* __XTOSKRNL_KE_AFFINITY_HH */
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