VirtualBox

Changeset 31136 in vbox for trunk/src/VBox/VMM/PGMInternal.h


Ignore:
Timestamp:
Jul 27, 2010 12:06:18 PM (14 years ago)
Author:
vboxsync
Message:

PGM: cache the last physical handler lookup result in each ring.

File:
1 edited

Legend:

Unmodified
Added
Removed

  • trunk/src/VBox/VMM/PGMInternal.h

    r31123 r31136  
    26212621    STAMPROFILE StatR3ResolveConflict;              /**< R3: pgmR3SyncPTResolveConflict() profiling (includes the entire relocation). */
    26222622
     2623    /* R3+RZ */
    26232624    STAMCOUNTER StatRZChunkR3MapTlbHits;            /**< RC/R0: Ring-3/0 chunk mapper TLB hits. */
    26242625    STAMCOUNTER StatRZChunkR3MapTlbMisses;          /**< RC/R0: Ring-3/0 chunk mapper TLB misses. */
    … …  
    26372638    STAMCOUNTER StatR3PhysHandlerReset;             /**< R3: The number of times PGMHandlerPhysicalReset is called. */
    26382639    STAMCOUNTER StatRZPhysHandlerReset;             /**< RC/R0: The number of times PGMHandlerPhysicalReset is called. */
     2640    STAMCOUNTER StatR3PhysHandlerLookupHits;        /**< R3: Number of cache hits when looking up physical handlers. */
     2641    STAMCOUNTER StatR3PhysHandlerLookupMisses;      /**< R3: Number of cache misses when looking up physical handlers. */
     2642    STAMCOUNTER StatRZPhysHandlerLookupHits;        /**< RC/R0: Number of cache hits when lookup up physical handlers. */
     2643    STAMCOUNTER StatRZPhysHandlerLookupMisses;      /**< RC/R0: Number of cache misses when looking up physical handlers */
    26392644    STAMPROFILE StatRZVirtHandlerSearchByPhys;      /**< RC/R0: Profiling of pgmHandlerVirtualFindByPhysAddr. */
    26402645    STAMPROFILE StatR3VirtHandlerSearchByPhys;      /**< R3: Profiling of pgmHandlerVirtualFindByPhysAddr. */
    … …  
    27162721{
    27172722    /** Offset to the VM structure. */
    2718     RTINT                           offVM;
     2723    int32_t                         offVM;
    27192724    /** Offset of the PGMCPU structure relative to VMCPU. */
    2720     RTINT                           offVCpuPGM;
     2725    int32_t                         offVCpuPGM;
    27212726
    27222727    /** @cfgm{RamPreAlloc, boolean, false}
    … …  
    27402745    /** The host paging mode. (This is what SUPLib reports.) */
    27412746    SUPPAGINGMODE                   enmHostMode;
    2742 
    2743     /** Pointer to the page table entries for the dynamic page mapping area - GCPtr. */
    2744     RCPTRTYPE(PX86PTE)              paDynPageMap32BitPTEsGC;
    2745     /** Pointer to the page table entries for the dynamic page mapping area - GCPtr. */
    2746     RCPTRTYPE(PX86PTEPAE)           paDynPageMapPaePTEsGC;
    2747 
    2748     /** 4 MB page mask; 32 or 36 bits depending on PSE-36 (identical for all VCPUs) */
    2749     RTGCPHYS                        GCPhys4MBPSEMask;
    2750     /** Mask containing the invalid bits of a guest physical address.
    2751      * @remarks this does not stop at bit 52.  */
    2752     RTGCPHYS                        GCPhysInvAddrMask;
    2753 
    2754     /** Pointer to the list of RAM ranges (Phys GC -> Phys HC conversion) - for R3.
    2755      * This is sorted by physical address and contains no overlapping ranges. */
    2756     R3PTRTYPE(PPGMRAMRANGE)         pRamRangesR3;
    2757     /** R0 pointer corresponding to PGM::pRamRangesR3. */
    2758     R0PTRTYPE(PPGMRAMRANGE)         pRamRangesR0;
    2759     /** RC pointer corresponding to PGM::pRamRangesR3. */
    2760     RCPTRTYPE(PPGMRAMRANGE)         pRamRangesRC;
    2761     /** Generation ID for the RAM ranges. This member is incremented everytime a RAM
    2762      * range is linked or unlinked. */
    2763     uint32_t volatile               idRamRangesGen;
    2764 
    2765     /** Pointer to the list of ROM ranges - for R3.
    2766      * This is sorted by physical address and contains no overlapping ranges. */
    2767     R3PTRTYPE(PPGMROMRANGE)         pRomRangesR3;
    2768     /** R0 pointer corresponding to PGM::pRomRangesR3. */
    2769     R0PTRTYPE(PPGMROMRANGE)         pRomRangesR0;
    2770     /** RC pointer corresponding to PGM::pRomRangesR3. */
    2771     RCPTRTYPE(PPGMROMRANGE)         pRomRangesRC;
    2772 #if HC_ARCH_BITS == 64
    2773     /** Alignment padding. */
    2774     RTRCPTR                         GCPtrPadding2;
    2775 #endif
    2776 
    2777     /** Pointer to the list of MMIO2 ranges - for R3.
    2778      * Registration order. */
    2779     R3PTRTYPE(PPGMMMIO2RANGE)       pMmio2RangesR3;
    2780 
    2781     /** PGM offset based trees - R3 Ptr. */
    2782     R3PTRTYPE(PPGMTREES)            pTreesR3;
    2783     /** PGM offset based trees - R0 Ptr. */
    2784     R0PTRTYPE(PPGMTREES)            pTreesR0;
    2785     /** PGM offset based trees - RC Ptr. */
    2786     RCPTRTYPE(PPGMTREES)            pTreesRC;
    2787 
    2788     /** Linked list of GC mappings - for RC.
    2789      * The list is sorted ascending on address.
    2790      */
    2791     RCPTRTYPE(PPGMMAPPING)          pMappingsRC;
    2792     /** Linked list of GC mappings - for HC.
    2793      * The list is sorted ascending on address.
    2794      */
    2795     R3PTRTYPE(PPGMMAPPING)          pMappingsR3;
    2796     /** Linked list of GC mappings - for R0.
    2797      * The list is sorted ascending on address.
    2798      */
    2799     R0PTRTYPE(PPGMMAPPING)          pMappingsR0;
    2800 
    2801     /** Pointer to the 5 page CR3 content mapping.
    2802      * The first page is always the CR3 (in some form) while the 4 other pages
    2803      * are used of the PDs in PAE mode. */
    2804     RTGCPTR                         GCPtrCR3Mapping;
    2805 #if HC_ARCH_BITS == 64 && GC_ARCH_BITS == 32
    2806     uint32_t                        u32Alignment1;
    2807 #endif
     2747    /** We're not in a state which permits writes to guest memory.
     2748     * (Only used in strict builds.) */
     2749    bool                            fNoMorePhysWrites;
     2750    /** Alignment padding that makes the next member start on a 8 byte boundrary. */
     2751    bool                            afAlignment1[3];
    28082752
    28092753    /** Indicates that PGMR3FinalizeMappings has been called and that further
    … …  
    28212765     * This is valid if either fMappingsFixed or fMappingsFixedRestored is set. */
    28222766    uint32_t                        cbMappingFixed;
     2767    /** Generation ID for the RAM ranges. This member is incremented everytime
     2768     * a RAM range is linked or unlinked. */
     2769    uint32_t volatile               idRamRangesGen;
     2770
    28232771    /** Base address (GC) of fixed mapping.
    28242772     * This is valid if either fMappingsFixed or fMappingsFixedRestored is set. */
    … …  
    28262774    /** The address of the previous RAM range mapping. */
    28272775    RTGCPTR                         GCPtrPrevRamRangeMapping;
     2776
     2777    /** 4 MB page mask; 32 or 36 bits depending on PSE-36 (identical for all VCPUs) */
     2778    RTGCPHYS                        GCPhys4MBPSEMask;
     2779    /** Mask containing the invalid bits of a guest physical address.
     2780     * @remarks this does not stop at bit 52.  */
     2781    RTGCPHYS                        GCPhysInvAddrMask;
     2782
     2783
     2784    /** Pointer to the list of RAM ranges (Phys GC -> Phys HC conversion) - for R3.
     2785     * This is sorted by physical address and contains no overlapping ranges. */
     2786    R3PTRTYPE(PPGMRAMRANGE)         pRamRangesR3;
     2787    /** PGM offset based trees - R3 Ptr. */
     2788    R3PTRTYPE(PPGMTREES)            pTreesR3;
     2789    /** Caching the last physical handler we looked up in R3. */
     2790    R3PTRTYPE(PPGMPHYSHANDLER)      pLastPhysHandlerR3;
     2791    /** Shadow Page Pool - R3 Ptr. */
     2792    R3PTRTYPE(PPGMPOOL)             pPoolR3;
     2793    /** Linked list of GC mappings - for HC.
     2794     * The list is sorted ascending on address. */
     2795    R3PTRTYPE(PPGMMAPPING)          pMappingsR3;
     2796    /** Pointer to the list of ROM ranges - for R3.
     2797     * This is sorted by physical address and contains no overlapping ranges. */
     2798    R3PTRTYPE(PPGMROMRANGE)         pRomRangesR3;
     2799    /** Pointer to the list of MMIO2 ranges - for R3.
     2800     * Registration order. */
     2801    R3PTRTYPE(PPGMMMIO2RANGE)       pMmio2RangesR3;
     2802    /** Pointer to SHW+GST mode data (function pointers).
     2803     * The index into this table is made up from */
     2804    R3PTRTYPE(PPGMMODEDATA)         paModeData;
     2805    /*RTR3PTR                         R3PtrAlignment0;*/
     2806
     2807
     2808    /** R0 pointer corresponding to PGM::pRamRangesR3. */
     2809    R0PTRTYPE(PPGMRAMRANGE)         pRamRangesR0;
     2810    /** PGM offset based trees - R0 Ptr. */
     2811    R0PTRTYPE(PPGMTREES)            pTreesR0;
     2812    /** Caching the last physical handler we looked up in R0. */
     2813    R0PTRTYPE(PPGMPHYSHANDLER)      pLastPhysHandlerR0;
     2814    /** Shadow Page Pool - R0 Ptr. */
     2815    R0PTRTYPE(PPGMPOOL)             pPoolR0;
     2816    /** Linked list of GC mappings - for R0.
     2817     * The list is sorted ascending on address. */
     2818    R0PTRTYPE(PPGMMAPPING)          pMappingsR0;
     2819    /** R0 pointer corresponding to PGM::pRomRangesR3. */
     2820    R0PTRTYPE(PPGMROMRANGE)         pRomRangesR0;
     2821    /*RTR0PTR                         R0PtrAlignment0;*/
     2822
     2823
     2824    /** RC pointer corresponding to PGM::pRamRangesR3. */
     2825    RCPTRTYPE(PPGMRAMRANGE)         pRamRangesRC;
     2826    /** PGM offset based trees - RC Ptr. */
     2827    RCPTRTYPE(PPGMTREES)            pTreesRC;
     2828    /** Caching the last physical handler we looked up in RC. */
     2829    RCPTRTYPE(PPGMPHYSHANDLER)      pLastPhysHandlerRC;
     2830    /** Shadow Page Pool - RC Ptr. */
     2831    RCPTRTYPE(PPGMPOOL)             pPoolRC;
     2832    /** Linked list of GC mappings - for RC.
     2833     * The list is sorted ascending on address. */
     2834    RCPTRTYPE(PPGMMAPPING)          pMappingsRC;
     2835    /** RC pointer corresponding to PGM::pRomRangesR3. */
     2836    RCPTRTYPE(PPGMROMRANGE)         pRomRangesRC;
     2837    /*RTRCPTR                         RCPtrAlignment0;*/
     2838    /** Pointer to the page table entries for the dynamic page mapping area - GCPtr. */
     2839    RCPTRTYPE(PX86PTE)              paDynPageMap32BitPTEsGC;
     2840    /** Pointer to the page table entries for the dynamic page mapping area - GCPtr. */
     2841    RCPTRTYPE(PX86PTEPAE)           paDynPageMapPaePTEsGC;
     2842
     2843
     2844    /** Pointer to the 5 page CR3 content mapping.
     2845     * The first page is always the CR3 (in some form) while the 4 other pages
     2846     * are used of the PDs in PAE mode. */
     2847    RTGCPTR                         GCPtrCR3Mapping;
    28282848
    28292849    /** @name Intermediate Context
    … …  
    28772897     */
    28782898    PDMCRITSECT                     CritSect;
    2879 
    2880     /** Pointer to SHW+GST mode data (function pointers).
    2881      * The index into this table is made up from */
    2882     R3PTRTYPE(PPGMMODEDATA)         paModeData;
    2883 
    2884     /** Shadow Page Pool - R3 Ptr. */
    2885     R3PTRTYPE(PPGMPOOL)             pPoolR3;
    2886     /** Shadow Page Pool - R0 Ptr. */
    2887     R0PTRTYPE(PPGMPOOL)             pPoolR0;
    2888     /** Shadow Page Pool - RC Ptr. */
    2889     RCPTRTYPE(PPGMPOOL)             pPoolRC;
    2890 
    2891     /** We're not in a state which permits writes to guest memory.
    2892      * (Only used in strict builds.) */
    2893     bool                            fNoMorePhysWrites;
    2894     /** Alignment padding that makes the next member start on a 8 byte boundrary. */
    2895     bool                            afAlignment3[HC_ARCH_BITS == 32 ? 7: 3];
    28962899
    28972900    /**
    … …  
    33503353    bool                            fGst32BitPageSizeExtension;
    33513354    /** Alignment padding. */
    3352     bool                            afAlignment4[3];
     3355    bool                            afAlignment2[3];
    33533356    /** @} */
    33543357
Note: See TracChangeset for help on using the changeset viewer.

© 2024 Oracle Support Privacy / Do Not Sell My Info Terms of Use Trademark Policy Automated Access Etiquette