VirtualBox

Changeset 41933 in vbox for trunk/include/VBox/vmm


Ignore:
Timestamp:
Jun 27, 2012 6:37:33 PM (13 years ago)
Author:
vboxsync
svn:sync-xref-src-repo-rev:
78801
Message:

VMMSwitcher: Drop the unused assembly switcher functions taking guest or host contexts as arguments.

Location:
trunk/include/VBox/vmm
Files:
2 edited

Legend:

Unmodified
Added
Removed

  • trunk/include/VBox/vmm/vm.h

    r41905 r41933  
    789789    uint32_t                    offVMCPU;
    790790
    791     /** Reserved; alignment. */
    792     uint32_t                    u32Reserved[5];
    793 
    794     /** @name Public VMM Switcher APIs
    795      * @{ */
    796791    /**
    797      * Assembly switch entry point for returning to host context.
    798      * This function will clean up the stack frame.
     792     * VMMSwitcher assembly entry point returning to host context.
    799793     *
    800      * @param   eax         The return code, register.
    801      * @param   Ctx         The guest core context.
    802      * @remark  Assume interrupts disabled.
    803      */
    804     RTRCPTR                     pfnVMMGCGuestToHostAsmGuestCtx/*(int32_t eax, CPUMCTXCORE Ctx)*/;
    805 
    806     /**
    807      * Assembly switch entry point for returning to host context.
    808      *
    809      * This is an alternative entry point which we'll be using when the we have the
    810      * hypervisor context and need to save  that before going to the host.
    811      *
    812      * This is typically useful when abandoning the hypervisor because of a trap
    813      * and want the trap state to be saved.
    814      *
    815      * @param   eax         The return code, register.
    816      * @param   ecx         Pointer to the  hypervisor core context, register.
    817      * @remark  Assume interrupts disabled.
    818      */
    819     RTRCPTR                     pfnVMMGCGuestToHostAsmHyperCtx/*(int32_t eax, PCPUMCTXCORE ecx)*/;
    820 
    821     /**
    822      * Assembly switch entry point for returning to host context.
    823      *
    824      * This is an alternative to the two *Ctx APIs and implies that the context has already
    825      * been saved, or that it's just a brief return to HC and that the caller intends to resume
    826      * whatever it is doing upon 'return' from this call.
     794     * Depending on how the host handles the rc status given in @a eax, this may
     795     * return and let the caller resume whatever it was doing prior to the call.
     796     * This method pointer lives here because TRPM needs it.
    827797     *
    828798     * @param   eax         The return code, register.
    … …  
    830800     */
    831801    RTRCPTR                     pfnVMMGCGuestToHostAsm/*(int32_t eax)*/;
    832     /** @} */
    833 
    834 
    835     /** @name Various VM data owned by VM.
    836      * @{ */
    837     RTTHREAD                    uPadding1;
    838     /** The native handle of ThreadEMT. Getting the native handle
    839      * is generally faster than getting the IPRT one (except on OS/2 :-). */
    840     RTNATIVETHREAD              uPadding2;
    841     /** @} */
    842 
    843802
    844803    /** @name Various items that are frequently accessed.
    … …  
    870829    /** Raw-mode Context VM Pointer. */
    871830    RCPTRTYPE(RTTRACEBUF)       hTraceBufRC;
    872     /** Alignment padding */
    873     uint32_t                    uPadding3;
    874831    /** Ring-3 Host Context VM Pointer. */
    875832    R3PTRTYPE(RTTRACEBUF)       hTraceBufR3;
    … …  
    880837#if HC_ARCH_BITS == 32
    881838    /** Alignment padding.. */
    882     uint32_t                    uPadding4;
     839    uint32_t                    uPadding2;
    883840#endif
    884841
    … …  
    910867    /** @} */
    911868
    912 #if HC_ARCH_BITS != 64
    913869    /** Padding - the unions must be aligned on a 64 bytes boundary and the unions
    914870     *  must start at the same offset on both 64-bit and 32-bit hosts. */
    915     uint8_t                     abAlignment1[HC_ARCH_BITS == 32 ? 32 : 0];
    916 #endif
     871    uint8_t                     abAlignment3[(HC_ARCH_BITS == 32 ? 24 : 0) + 48];
    917872
    918873    /** CPUM part. */

  • trunk/include/VBox/vmm/vm.mac

    r41905 r41933  
    5555    .cbSelf                 resd 1
    5656    .offVMCPU               resd 1
    57     .u32Reserved            resd 5
    58 
    59     .pfnVMMGCGuestToHostAsmGuestCtx RTRCPTR_RES 1
    60     .pfnVMMGCGuestToHostAsmHyperCtx RTRCPTR_RES 1
    61     .pfnVMMGCGuestToHostAsm         RTRCPTR_RES 1
    62 
    63     .uPadding1              RTHCPTR_RES 1
    64     .uPadding2              RTHCPTR_RES 1
    65 
     57    .pfnVMMGCGuestToHostAsm resd 1
    6658    .fRecompileUser         resb 1
    6759    .fRecompileSupervisor   resb 1
    … …  
    7466
    7567    .hTraceBufRC            RTRCPTR_RES 1
    76     .uPadding3              resd 1
    7768    .hTraceBufR3            RTR3PTR_RES 1
    7869    .hTraceBufR0            RTR0PTR_RES 1
    … …  
    10293%endif
    10394%if HC_ARCH_BITS == 32
    104     .abAlignment1           resb 30
     95    .abAlignment3           resb 24
    10596%else
    106 ;    .abAlignment1           resb 0
     97;    .abAlignment3           resb 16
    10798%endif
    10899
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