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Diffstat (limited to 'include/VBox/vmm/pgm.h')
| -rw-r--r-- | include/VBox/vmm/pgm.h | 854 |
1 files changed, 854 insertions, 0 deletions
diff --git a/include/VBox/vmm/pgm.h b/include/VBox/vmm/pgm.h new file mode 100644 index 00000000..3be1a767 --- /dev/null +++ b/include/VBox/vmm/pgm.h @@ -0,0 +1,854 @@ +/** @file + * PGM - Page Monitor / Monitor. + */ + +/* + * Copyright (C) 2006-2020 Oracle Corporation + * + * This file is part of VirtualBox Open Source Edition (OSE), as + * available from http://www.virtualbox.org. This file is free software; + * you can redistribute it and/or modify it under the terms of the GNU + * General Public License (GPL) as published by the Free Software + * Foundation, in version 2 as it comes in the "COPYING" file of the + * VirtualBox OSE distribution. VirtualBox OSE is distributed in the + * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind. + * + * The contents of this file may alternatively be used under the terms + * of the Common Development and Distribution License Version 1.0 + * (CDDL) only, as it comes in the "COPYING.CDDL" file of the + * VirtualBox OSE distribution, in which case the provisions of the + * CDDL are applicable instead of those of the GPL. + * + * You may elect to license modified versions of this file under the + * terms and conditions of either the GPL or the CDDL or both. + */ + +#ifndef VBOX_INCLUDED_vmm_pgm_h +#define VBOX_INCLUDED_vmm_pgm_h +#ifndef RT_WITHOUT_PRAGMA_ONCE +# pragma once +#endif + +#include <VBox/types.h> +#include <VBox/sup.h> +#include <VBox/vmm/vmapi.h> +#include <VBox/vmm/gmm.h> /* for PGMMREGISTERSHAREDMODULEREQ */ +#include <iprt/x86.h> +#include <VBox/param.h> + +RT_C_DECLS_BEGIN + +/** @defgroup grp_pgm The Page Monitor / Manager API + * @ingroup grp_vmm + * @{ + */ + +/** + * FNPGMRELOCATE callback mode. + */ +typedef enum PGMRELOCATECALL +{ + /** The callback is for checking if the suggested address is suitable. */ + PGMRELOCATECALL_SUGGEST = 1, + /** The callback is for executing the relocation. */ + PGMRELOCATECALL_RELOCATE +} PGMRELOCATECALL; + + +/** No guest context mappings (might be removed entirely later, if we don't + * need it again (see new raw-mode ideas)). + * @internal */ +#define PGM_WITHOUT_MAPPINGS + + +/** + * Callback function which will be called when PGM is trying to find + * a new location for the mapping. + * + * The callback is called in two modes, 1) the check mode and 2) the relocate mode. + * In 1) the callback should say if it objects to a suggested new location. If it + * accepts the new location, it is called again for doing it's relocation. + * + * + * @returns true if the location is ok. + * @returns false if another location should be found. + * @param pVM The cross context VM structure. + * @param GCPtrOld The old virtual address. + * @param GCPtrNew The new virtual address. + * @param enmMode Used to indicate the callback mode. + * @param pvUser User argument. + * @remark The return value is no a failure indicator, it's an acceptance + * indicator. Relocation can not fail! + */ +typedef DECLCALLBACK(bool) FNPGMRELOCATE(PVM pVM, RTGCPTR GCPtrOld, RTGCPTR GCPtrNew, PGMRELOCATECALL enmMode, void *pvUser); +/** Pointer to a relocation callback function. */ +typedef FNPGMRELOCATE *PFNPGMRELOCATE; + + +/** + * Memory access origin. + */ +typedef enum PGMACCESSORIGIN +{ + /** Invalid zero value. */ + PGMACCESSORIGIN_INVALID = 0, + /** IEM is access memory. */ + PGMACCESSORIGIN_IEM, + /** HM is access memory. */ + PGMACCESSORIGIN_HM, + /** Some device is access memory. */ + PGMACCESSORIGIN_DEVICE, + /** Someone debugging is access memory. */ + PGMACCESSORIGIN_DEBUGGER, + /** SELM is access memory. */ + PGMACCESSORIGIN_SELM, + /** FTM is access memory. */ + PGMACCESSORIGIN_FTM, + /** REM is access memory. */ + PGMACCESSORIGIN_REM, + /** IOM is access memory. */ + PGMACCESSORIGIN_IOM, + /** End of valid values. */ + PGMACCESSORIGIN_END, + /** Type size hack. */ + PGMACCESSORIGIN_32BIT_HACK = 0x7fffffff +} PGMACCESSORIGIN; + + +/** + * Physical page access handler kind. + */ +typedef enum PGMPHYSHANDLERKIND +{ + /** MMIO range. Pages are not present, all access is done in interpreter or recompiler. */ + PGMPHYSHANDLERKIND_MMIO = 1, + /** Handler all write access to a physical page range. */ + PGMPHYSHANDLERKIND_WRITE, + /** Handler all access to a physical page range. */ + PGMPHYSHANDLERKIND_ALL + +} PGMPHYSHANDLERKIND; + +/** + * Guest Access type + */ +typedef enum PGMACCESSTYPE +{ + /** Read access. */ + PGMACCESSTYPE_READ = 1, + /** Write access. */ + PGMACCESSTYPE_WRITE +} PGMACCESSTYPE; + + +/** @def PGM_ALL_CB_DECL + * Macro for declaring a handler callback for all contexts. The handler + * callback is static in ring-3, and exported in RC and R0. + * @sa PGM_ALL_CB2_DECL. + */ +#if defined(IN_RC) || defined(IN_RING0) +# ifdef __cplusplus +# define PGM_ALL_CB_DECL(type) extern "C" DECLCALLBACK(DECLEXPORT(type)) +# else +# define PGM_ALL_CB_DECL(type) DECLCALLBACK(DECLEXPORT(type)) +# endif +#else +# define PGM_ALL_CB_DECL(type) static DECLCALLBACK(type) +#endif + +/** @def PGM_ALL_CB2_DECL + * Macro for declaring a handler callback for all contexts. The handler + * callback is hidden in ring-3, and exported in RC and R0. + * @sa PGM_ALL_CB2_DECL. + */ +#if defined(IN_RC) || defined(IN_RING0) +# ifdef __cplusplus +# define PGM_ALL_CB2_DECL(type) extern "C" DECLCALLBACK(DECLEXPORT(type)) +# else +# define PGM_ALL_CB2_DECL(type) DECLCALLBACK(DECLEXPORT(type)) +# endif +#else +# define PGM_ALL_CB2_DECL(type) DECLCALLBACK(DECLHIDDEN(type)) +#endif + +/** @def PGM_ALL_CB2_PROTO + * Macro for declaring a handler callback for all contexts. The handler + * callback is hidden in ring-3, and exported in RC and R0. + * @param fnType The callback function type. + * @sa PGM_ALL_CB2_DECL. + */ +#if defined(IN_RC) || defined(IN_RING0) +# ifdef __cplusplus +# define PGM_ALL_CB2_PROTO(fnType) extern "C" DECLEXPORT(fnType) +# else +# define PGM_ALL_CB2_PROTO(fnType) DECLEXPORT(fnType) +# endif +#else +# define PGM_ALL_CB2_PROTO(fnType) DECLHIDDEN(fnType) +#endif + + +/** + * \#PF Handler callback for physical access handler ranges in RC and R0. + * + * @returns Strict VBox status code (appropriate for ring-0 and raw-mode). + * @param pVM The cross context VM structure. + * @param pVCpu The cross context virtual CPU structure of the calling EMT. + * @param uErrorCode CPU Error code. + * @param pRegFrame Trap register frame. + * NULL on DMA and other non CPU access. + * @param pvFault The fault address (cr2). + * @param GCPhysFault The GC physical address corresponding to pvFault. + * @param pvUser User argument. + * @thread EMT(pVCpu) + */ +typedef DECLCALLBACK(VBOXSTRICTRC) FNPGMRZPHYSPFHANDLER(PVMCC pVM, PVMCPUCC pVCpu, RTGCUINT uErrorCode, PCPUMCTXCORE pRegFrame, + RTGCPTR pvFault, RTGCPHYS GCPhysFault, void *pvUser); +/** Pointer to PGM access callback. */ +typedef FNPGMRZPHYSPFHANDLER *PFNPGMRZPHYSPFHANDLER; + + +/** + * Access handler callback for physical access handler ranges. + * + * The handler can not raise any faults, it's mainly for monitoring write access + * to certain pages (like MMIO). + * + * @returns Strict VBox status code in ring-0 and raw-mode context, in ring-3 + * the only supported informational status code is + * VINF_PGM_HANDLER_DO_DEFAULT. + * @retval VINF_SUCCESS if the handler have carried out the operation. + * @retval VINF_PGM_HANDLER_DO_DEFAULT if the caller should carry out the + * access operation. + * @retval VINF_EM_XXX in ring-0 and raw-mode context. + * + * @param pVM The cross context VM structure. + * @param pVCpu The cross context virtual CPU structure of the calling EMT. + * @param GCPhys The physical address the guest is writing to. + * @param pvPhys The HC mapping of that address. + * @param pvBuf What the guest is reading/writing. + * @param cbBuf How much it's reading/writing. + * @param enmAccessType The access type. + * @param enmOrigin The origin of this call. + * @param pvUser User argument. + * @thread EMT(pVCpu) + */ +typedef DECLCALLBACK(VBOXSTRICTRC) FNPGMPHYSHANDLER(PVMCC pVM, PVMCPUCC pVCpu, RTGCPHYS GCPhys, void *pvPhys, void *pvBuf, size_t cbBuf, + PGMACCESSTYPE enmAccessType, PGMACCESSORIGIN enmOrigin, void *pvUser); +/** Pointer to PGM access callback. */ +typedef FNPGMPHYSHANDLER *PFNPGMPHYSHANDLER; + + +/** + * Paging mode. + * + * @note Part of saved state. Change with extreme care. + */ +typedef enum PGMMODE +{ + /** The usual invalid value. */ + PGMMODE_INVALID = 0, + /** Real mode. */ + PGMMODE_REAL, + /** Protected mode, no paging. */ + PGMMODE_PROTECTED, + /** 32-bit paging. */ + PGMMODE_32_BIT, + /** PAE paging. */ + PGMMODE_PAE, + /** PAE paging with NX enabled. */ + PGMMODE_PAE_NX, + /** 64-bit AMD paging (long mode). */ + PGMMODE_AMD64, + /** 64-bit AMD paging (long mode) with NX enabled. */ + PGMMODE_AMD64_NX, + /** 32-bit nested paging mode (shadow only; guest physical to host physical). */ + PGMMODE_NESTED_32BIT, + /** PAE nested paging mode (shadow only; guest physical to host physical). */ + PGMMODE_NESTED_PAE, + /** AMD64 nested paging mode (shadow only; guest physical to host physical). */ + PGMMODE_NESTED_AMD64, + /** Extended paging (Intel) mode. */ + PGMMODE_EPT, + /** Special mode used by NEM to indicate no shadow paging necessary. */ + PGMMODE_NONE, + /** The max number of modes */ + PGMMODE_MAX, + /** 32bit hackishness. */ + PGMMODE_32BIT_HACK = 0x7fffffff +} PGMMODE; + +/** Macro for checking if the guest is using paging. + * @param enmMode PGMMODE_*. + * @remark ASSUMES certain order of the PGMMODE_* values. + */ +#define PGMMODE_WITH_PAGING(enmMode) ((enmMode) >= PGMMODE_32_BIT) + +/** Macro for checking if it's one of the long mode modes. + * @param enmMode PGMMODE_*. + */ +#define PGMMODE_IS_LONG_MODE(enmMode) ((enmMode) == PGMMODE_AMD64_NX || (enmMode) == PGMMODE_AMD64) + +/** Macro for checking if it's one of the AMD64 nested modes. + * @param enmMode PGMMODE_*. + */ +#define PGMMODE_IS_NESTED(enmMode) ( (enmMode) == PGMMODE_NESTED_32BIT \ + || (enmMode) == PGMMODE_NESTED_PAE \ + || (enmMode) == PGMMODE_NESTED_AMD64) + +/** + * Is the ROM mapped (true) or is the shadow RAM mapped (false). + * + * @returns boolean. + * @param enmProt The PGMROMPROT value, must be valid. + */ +#define PGMROMPROT_IS_ROM(enmProt) \ + ( (enmProt) == PGMROMPROT_READ_ROM_WRITE_IGNORE \ + || (enmProt) == PGMROMPROT_READ_ROM_WRITE_RAM ) + + +VMMDECL(bool) PGMIsLockOwner(PVM pVM); + +VMMDECL(int) PGMRegisterStringFormatTypes(void); +VMMDECL(void) PGMDeregisterStringFormatTypes(void); +VMMDECL(RTHCPHYS) PGMGetHyperCR3(PVMCPU pVCpu); +VMMDECL(int) PGMTrap0eHandler(PVMCPUCC pVCpu, RTGCUINT uErr, PCPUMCTXCORE pRegFrame, RTGCPTR pvFault); +VMMDECL(int) PGMPrefetchPage(PVMCPUCC pVCpu, RTGCPTR GCPtrPage); +VMMDECL(int) PGMVerifyAccess(PVMCPUCC pVCpu, RTGCPTR Addr, uint32_t cbSize, uint32_t fAccess); +VMMDECL(int) PGMIsValidAccess(PVMCPUCC pVCpu, RTGCPTR Addr, uint32_t cbSize, uint32_t fAccess); +VMMDECL(VBOXSTRICTRC) PGMInterpretInstruction(PVMCC pVM, PVMCPUCC pVCpu, PCPUMCTXCORE pRegFrame, RTGCPTR pvFault); +#ifndef PGM_WITHOUT_MAPPINGS +VMMDECL(int) PGMMap(PVM pVM, RTGCPTR GCPtr, RTHCPHYS HCPhys, uint32_t cbPages, unsigned fFlags); +VMMDECL(int) PGMMapGetPage(PVM pVM, RTGCPTR GCPtr, uint64_t *pfFlags, PRTHCPHYS pHCPhys); +VMMDECL(int) PGMMapSetPage(PVM pVM, RTGCPTR GCPtr, uint64_t cb, uint64_t fFlags); +VMMDECL(int) PGMMapModifyPage(PVM pVM, RTGCPTR GCPtr, size_t cb, uint64_t fFlags, uint64_t fMask); +# ifndef IN_RING0 +VMMDECL(bool) PGMMapHasConflicts(PVM pVM); +# endif +# ifdef VBOX_STRICT +VMMDECL(void) PGMMapCheck(PVM pVM); +# endif +#endif /* !PGM_WITHOUT_MAPPINGS */ +VMMDECL(int) PGMShwGetPage(PVMCPUCC pVCpu, RTGCPTR GCPtr, uint64_t *pfFlags, PRTHCPHYS pHCPhys); +VMMDECL(int) PGMShwMakePageReadonly(PVMCPUCC pVCpu, RTGCPTR GCPtr, uint32_t fFlags); +VMMDECL(int) PGMShwMakePageWritable(PVMCPUCC pVCpu, RTGCPTR GCPtr, uint32_t fFlags); +VMMDECL(int) PGMShwMakePageNotPresent(PVMCPUCC pVCpu, RTGCPTR GCPtr, uint32_t fFlags); +/** @name Flags for PGMShwMakePageReadonly, PGMShwMakePageWritable and + * PGMShwMakePageNotPresent + * @{ */ +/** The call is from an access handler for dealing with the a faulting write + * operation. The virtual address is within the same page. */ +#define PGM_MK_PG_IS_WRITE_FAULT RT_BIT(0) +/** The page is an MMIO2. */ +#define PGM_MK_PG_IS_MMIO2 RT_BIT(1) +/** @}*/ +VMMDECL(int) PGMGstGetPage(PVMCPUCC pVCpu, RTGCPTR GCPtr, uint64_t *pfFlags, PRTGCPHYS pGCPhys); +VMMDECL(bool) PGMGstIsPagePresent(PVMCPUCC pVCpu, RTGCPTR GCPtr); +VMMDECL(int) PGMGstSetPage(PVMCPUCC pVCpu, RTGCPTR GCPtr, size_t cb, uint64_t fFlags); +VMMDECL(int) PGMGstModifyPage(PVMCPUCC pVCpu, RTGCPTR GCPtr, size_t cb, uint64_t fFlags, uint64_t fMask); +VMM_INT_DECL(int) PGMGstGetPaePdpes(PVMCPUCC pVCpu, PX86PDPE paPdpes); +VMM_INT_DECL(void) PGMGstUpdatePaePdpes(PVMCPUCC pVCpu, PCX86PDPE paPdpes); + +VMMDECL(int) PGMInvalidatePage(PVMCPUCC pVCpu, RTGCPTR GCPtrPage); +VMMDECL(int) PGMFlushTLB(PVMCPUCC pVCpu, uint64_t cr3, bool fGlobal); +VMMDECL(int) PGMSyncCR3(PVMCPUCC pVCpu, uint64_t cr0, uint64_t cr3, uint64_t cr4, bool fGlobal); +VMMDECL(int) PGMUpdateCR3(PVMCPUCC pVCpu, uint64_t cr3); +VMMDECL(int) PGMChangeMode(PVMCPUCC pVCpu, uint64_t cr0, uint64_t cr4, uint64_t efer); +VMM_INT_DECL(int) PGMHCChangeMode(PVMCC pVM, PVMCPUCC pVCpu, PGMMODE enmGuestMode); +VMMDECL(void) PGMCr0WpEnabled(PVMCPUCC pVCpu); +VMMDECL(PGMMODE) PGMGetGuestMode(PVMCPU pVCpu); +VMMDECL(PGMMODE) PGMGetShadowMode(PVMCPU pVCpu); +VMMDECL(PGMMODE) PGMGetHostMode(PVM pVM); +VMMDECL(const char *) PGMGetModeName(PGMMODE enmMode); +VMM_INT_DECL(RTGCPHYS) PGMGetGuestCR3Phys(PVMCPU pVCpu); +VMM_INT_DECL(void) PGMNotifyNxeChanged(PVMCPU pVCpu, bool fNxe); +VMMDECL(bool) PGMHasDirtyPages(PVM pVM); + +/** PGM physical access handler type registration handle (heap offset, valid + * cross contexts without needing fixing up). Callbacks and handler type is + * associated with this and it is shared by all handler registrations. */ +typedef uint32_t PGMPHYSHANDLERTYPE; +/** Pointer to a PGM physical handler type registration handle. */ +typedef PGMPHYSHANDLERTYPE *PPGMPHYSHANDLERTYPE; +/** NIL value for PGM physical access handler type handle. */ +#define NIL_PGMPHYSHANDLERTYPE UINT32_MAX +VMMDECL(uint32_t) PGMHandlerPhysicalTypeRelease(PVMCC pVM, PGMPHYSHANDLERTYPE hType); +VMMDECL(uint32_t) PGMHandlerPhysicalTypeRetain(PVM pVM, PGMPHYSHANDLERTYPE hType); + +VMMDECL(int) PGMHandlerPhysicalRegister(PVMCC pVM, RTGCPHYS GCPhys, RTGCPHYS GCPhysLast, PGMPHYSHANDLERTYPE hType, + RTR3PTR pvUserR3, RTR0PTR pvUserR0, RTRCPTR pvUserRC, + R3PTRTYPE(const char *) pszDesc); +VMMDECL(int) PGMHandlerPhysicalModify(PVMCC pVM, RTGCPHYS GCPhysCurrent, RTGCPHYS GCPhys, RTGCPHYS GCPhysLast); +VMMDECL(int) PGMHandlerPhysicalDeregister(PVMCC pVM, RTGCPHYS GCPhys); +VMMDECL(int) PGMHandlerPhysicalChangeUserArgs(PVMCC pVM, RTGCPHYS GCPhys, RTR3PTR pvUserR3, RTR0PTR pvUserR0); +VMMDECL(int) PGMHandlerPhysicalSplit(PVMCC pVM, RTGCPHYS GCPhys, RTGCPHYS GCPhysSplit); +VMMDECL(int) PGMHandlerPhysicalJoin(PVMCC pVM, RTGCPHYS GCPhys1, RTGCPHYS GCPhys2); +VMMDECL(int) PGMHandlerPhysicalPageTempOff(PVMCC pVM, RTGCPHYS GCPhys, RTGCPHYS GCPhysPage); +VMMDECL(int) PGMHandlerPhysicalPageAliasMmio2(PVMCC pVM, RTGCPHYS GCPhys, RTGCPHYS GCPhysPage, + PPDMDEVINS pDevIns, PGMMMIO2HANDLE hMmio2, RTGCPHYS offMMio2PageRemap); +VMMDECL(int) PGMHandlerPhysicalPageAliasHC(PVMCC pVM, RTGCPHYS GCPhys, RTGCPHYS GCPhysPage, RTHCPHYS HCPhysPageRemap); +VMMDECL(int) PGMHandlerPhysicalReset(PVMCC pVM, RTGCPHYS GCPhys); +VMMDECL(bool) PGMHandlerPhysicalIsRegistered(PVMCC pVM, RTGCPHYS GCPhys); + + +/** + * Page type. + * + * @remarks This enum has to fit in a 3-bit field (see PGMPAGE::u3Type). + * @remarks This is used in the saved state, so changes to it requires bumping + * the saved state version. + * @todo So, convert to \#defines! + */ +typedef enum PGMPAGETYPE +{ + /** The usual invalid zero entry. */ + PGMPAGETYPE_INVALID = 0, + /** RAM page. (RWX) */ + PGMPAGETYPE_RAM, + /** MMIO2 page. (RWX) */ + PGMPAGETYPE_MMIO2, + /** MMIO2 page aliased over an MMIO page. (RWX) + * See PGMHandlerPhysicalPageAlias(). */ + PGMPAGETYPE_MMIO2_ALIAS_MMIO, + /** Special page aliased over an MMIO page. (RWX) + * See PGMHandlerPhysicalPageAliasHC(), but this is generally only used for + * VT-x's APIC access page at the moment. Treated as MMIO by everyone except + * the shadow paging code. */ + PGMPAGETYPE_SPECIAL_ALIAS_MMIO, + /** Shadowed ROM. (RWX) */ + PGMPAGETYPE_ROM_SHADOW, + /** ROM page. (R-X) */ + PGMPAGETYPE_ROM, + /** MMIO page. (---) */ + PGMPAGETYPE_MMIO, + /** End of valid entries. */ + PGMPAGETYPE_END +} PGMPAGETYPE; +AssertCompile(PGMPAGETYPE_END == 8); + +/** @name PGM page type predicates. + * @{ */ +#define PGMPAGETYPE_IS_READABLE(a_enmType) ( (a_enmType) <= PGMPAGETYPE_ROM ) +#define PGMPAGETYPE_IS_WRITEABLE(a_enmType) ( (a_enmType) <= PGMPAGETYPE_ROM_SHADOW ) +#define PGMPAGETYPE_IS_RWX(a_enmType) ( (a_enmType) <= PGMPAGETYPE_ROM_SHADOW ) +#define PGMPAGETYPE_IS_ROX(a_enmType) ( (a_enmType) == PGMPAGETYPE_ROM ) +#define PGMPAGETYPE_IS_NP(a_enmType) ( (a_enmType) == PGMPAGETYPE_MMIO ) +/** @} */ + + +VMM_INT_DECL(PGMPAGETYPE) PGMPhysGetPageType(PVMCC pVM, RTGCPHYS GCPhys); + +VMM_INT_DECL(int) PGMPhysGCPhys2HCPhys(PVMCC pVM, RTGCPHYS GCPhys, PRTHCPHYS pHCPhys); +VMM_INT_DECL(int) PGMPhysGCPtr2HCPhys(PVMCPUCC pVCpu, RTGCPTR GCPtr, PRTHCPHYS pHCPhys); +VMM_INT_DECL(int) PGMPhysGCPhys2CCPtr(PVMCC pVM, RTGCPHYS GCPhys, void **ppv, PPGMPAGEMAPLOCK pLock); +VMM_INT_DECL(int) PGMPhysGCPhys2CCPtrReadOnly(PVMCC pVM, RTGCPHYS GCPhys, void const **ppv, PPGMPAGEMAPLOCK pLock); +VMM_INT_DECL(int) PGMPhysGCPtr2CCPtr(PVMCPU pVCpu, RTGCPTR GCPtr, void **ppv, PPGMPAGEMAPLOCK pLock); +VMM_INT_DECL(int) PGMPhysGCPtr2CCPtrReadOnly(PVMCPUCC pVCpu, RTGCPTR GCPtr, void const **ppv, PPGMPAGEMAPLOCK pLock); + +VMMDECL(bool) PGMPhysIsA20Enabled(PVMCPU pVCpu); +VMMDECL(bool) PGMPhysIsGCPhysValid(PVMCC pVM, RTGCPHYS GCPhys); +VMMDECL(bool) PGMPhysIsGCPhysNormal(PVMCC pVM, RTGCPHYS GCPhys); +VMMDECL(int) PGMPhysGCPtr2GCPhys(PVMCPUCC pVCpu, RTGCPTR GCPtr, PRTGCPHYS pGCPhys); +VMMDECL(void) PGMPhysReleasePageMappingLock(PVMCC pVM, PPGMPAGEMAPLOCK pLock); +VMMDECL(void) PGMPhysBulkReleasePageMappingLocks(PVMCC pVM, uint32_t cPages, PPGMPAGEMAPLOCK paLock); + +/** @def PGM_PHYS_RW_IS_SUCCESS + * Check whether a PGMPhysRead, PGMPhysWrite, PGMPhysReadGCPtr or + * PGMPhysWriteGCPtr call completed the given task. + * + * @returns true if completed, false if not. + * @param a_rcStrict The status code. + * @sa IOM_SUCCESS + */ +#ifdef IN_RING3 +# define PGM_PHYS_RW_IS_SUCCESS(a_rcStrict) \ + ( (a_rcStrict) == VINF_SUCCESS \ + || (a_rcStrict) == VINF_EM_DBG_STOP \ + || (a_rcStrict) == VINF_EM_DBG_EVENT \ + || (a_rcStrict) == VINF_EM_DBG_BREAKPOINT \ + ) +#elif defined(IN_RING0) +# define PGM_PHYS_RW_IS_SUCCESS(a_rcStrict) \ + ( (a_rcStrict) == VINF_SUCCESS \ + || (a_rcStrict) == VINF_IOM_R3_MMIO_COMMIT_WRITE \ + || (a_rcStrict) == VINF_EM_OFF \ + || (a_rcStrict) == VINF_EM_SUSPEND \ + || (a_rcStrict) == VINF_EM_RESET \ + || (a_rcStrict) == VINF_EM_HALT \ + || (a_rcStrict) == VINF_EM_DBG_STOP \ + || (a_rcStrict) == VINF_EM_DBG_EVENT \ + || (a_rcStrict) == VINF_EM_DBG_BREAKPOINT \ + ) +#elif defined(IN_RC) +# define PGM_PHYS_RW_IS_SUCCESS(a_rcStrict) \ + ( (a_rcStrict) == VINF_SUCCESS \ + || (a_rcStrict) == VINF_IOM_R3_MMIO_COMMIT_WRITE \ + || (a_rcStrict) == VINF_EM_OFF \ + || (a_rcStrict) == VINF_EM_SUSPEND \ + || (a_rcStrict) == VINF_EM_RESET \ + || (a_rcStrict) == VINF_EM_HALT \ + || (a_rcStrict) == VINF_SELM_SYNC_GDT \ + || (a_rcStrict) == VINF_EM_RAW_EMULATE_INSTR_GDT_FAULT \ + || (a_rcStrict) == VINF_EM_DBG_STOP \ + || (a_rcStrict) == VINF_EM_DBG_EVENT \ + || (a_rcStrict) == VINF_EM_DBG_BREAKPOINT \ + ) +#endif +/** @def PGM_PHYS_RW_DO_UPDATE_STRICT_RC + * Updates the return code with a new result. + * + * Both status codes must be successes according to PGM_PHYS_RW_IS_SUCCESS. + * + * @param a_rcStrict The current return code, to be updated. + * @param a_rcStrict2 The new return code to merge in. + */ +#ifdef IN_RING3 +# define PGM_PHYS_RW_DO_UPDATE_STRICT_RC(a_rcStrict, a_rcStrict2) \ + do { \ + Assert(rcStrict == VINF_SUCCESS); \ + Assert(rcStrict2 == VINF_SUCCESS); \ + } while (0) +#elif defined(IN_RING0) +# define PGM_PHYS_RW_DO_UPDATE_STRICT_RC(a_rcStrict, a_rcStrict2) \ + do { \ + Assert(PGM_PHYS_RW_IS_SUCCESS(rcStrict)); \ + Assert(PGM_PHYS_RW_IS_SUCCESS(rcStrict2)); \ + AssertCompile(VINF_IOM_R3_MMIO_COMMIT_WRITE > VINF_EM_LAST); \ + if ((a_rcStrict2) == VINF_SUCCESS || (a_rcStrict) == (a_rcStrict2)) \ + { /* likely */ } \ + else if ( (a_rcStrict) == VINF_SUCCESS \ + || (a_rcStrict) > (a_rcStrict2)) \ + (a_rcStrict) = (a_rcStrict2); \ + } while (0) +#elif defined(IN_RC) +# define PGM_PHYS_RW_DO_UPDATE_STRICT_RC(a_rcStrict, a_rcStrict2) \ + do { \ + Assert(PGM_PHYS_RW_IS_SUCCESS(rcStrict)); \ + Assert(PGM_PHYS_RW_IS_SUCCESS(rcStrict2)); \ + AssertCompile(VINF_SELM_SYNC_GDT > VINF_EM_LAST); \ + AssertCompile(VINF_EM_RAW_EMULATE_INSTR_GDT_FAULT > VINF_EM_LAST); \ + AssertCompile(VINF_EM_RAW_EMULATE_INSTR_GDT_FAULT < VINF_SELM_SYNC_GDT); \ + AssertCompile(VINF_IOM_R3_MMIO_COMMIT_WRITE > VINF_EM_LAST); \ + AssertCompile(VINF_IOM_R3_MMIO_COMMIT_WRITE > VINF_SELM_SYNC_GDT); \ + AssertCompile(VINF_IOM_R3_MMIO_COMMIT_WRITE > VINF_EM_RAW_EMULATE_INSTR_GDT_FAULT); \ + if ((a_rcStrict2) == VINF_SUCCESS || (a_rcStrict) == (a_rcStrict2)) \ + { /* likely */ } \ + else if ((a_rcStrict) == VINF_SUCCESS) \ + (a_rcStrict) = (a_rcStrict2); \ + else if ( ( (a_rcStrict) > (a_rcStrict2) \ + && ( (a_rcStrict2) <= VINF_EM_RESET \ + || (a_rcStrict) != VINF_EM_RAW_EMULATE_INSTR_GDT_FAULT) ) \ + || ( (a_rcStrict2) == VINF_EM_RAW_EMULATE_INSTR_GDT_FAULT \ + && (a_rcStrict) > VINF_EM_RESET) ) \ + (a_rcStrict) = (a_rcStrict2); \ + } while (0) +#endif + +VMMDECL(VBOXSTRICTRC) PGMPhysRead(PVMCC pVM, RTGCPHYS GCPhys, void *pvBuf, size_t cbRead, PGMACCESSORIGIN enmOrigin); +VMMDECL(VBOXSTRICTRC) PGMPhysWrite(PVMCC pVM, RTGCPHYS GCPhys, const void *pvBuf, size_t cbWrite, PGMACCESSORIGIN enmOrigin); +VMMDECL(VBOXSTRICTRC) PGMPhysReadGCPtr(PVMCPUCC pVCpu, void *pvDst, RTGCPTR GCPtrSrc, size_t cb, PGMACCESSORIGIN enmOrigin); +VMMDECL(VBOXSTRICTRC) PGMPhysWriteGCPtr(PVMCPUCC pVCpu, RTGCPTR GCPtrDst, const void *pvSrc, size_t cb, PGMACCESSORIGIN enmOrigin); + +VMMDECL(int) PGMPhysSimpleReadGCPhys(PVMCC pVM, void *pvDst, RTGCPHYS GCPhysSrc, size_t cb); +VMMDECL(int) PGMPhysSimpleWriteGCPhys(PVMCC pVM, RTGCPHYS GCPhysDst, const void *pvSrc, size_t cb); +VMMDECL(int) PGMPhysSimpleReadGCPtr(PVMCPUCC pVCpu, void *pvDst, RTGCPTR GCPtrSrc, size_t cb); +VMMDECL(int) PGMPhysSimpleWriteGCPtr(PVMCPUCC pVCpu, RTGCPTR GCPtrDst, const void *pvSrc, size_t cb); +VMMDECL(int) PGMPhysSimpleDirtyWriteGCPtr(PVMCPUCC pVCpu, RTGCPTR GCPtrDst, const void *pvSrc, size_t cb); +VMMDECL(int) PGMPhysInterpretedRead(PVMCPUCC pVCpu, PCPUMCTXCORE pCtxCore, void *pvDst, RTGCPTR GCPtrSrc, size_t cb); +VMMDECL(int) PGMPhysInterpretedReadNoHandlers(PVMCPUCC pVCpu, PCPUMCTXCORE pCtxCore, void *pvDst, RTGCUINTPTR GCPtrSrc, size_t cb, bool fRaiseTrap); +VMMDECL(int) PGMPhysInterpretedWriteNoHandlers(PVMCPUCC pVCpu, PCPUMCTXCORE pCtxCore, RTGCPTR GCPtrDst, void const *pvSrc, size_t cb, bool fRaiseTrap); + +VMM_INT_DECL(int) PGMPhysIemGCPhys2Ptr(PVMCC pVM, PVMCPUCC pVCpu, RTGCPHYS GCPhys, bool fWritable, bool fByPassHandlers, void **ppv, PPGMPAGEMAPLOCK pLock); +VMM_INT_DECL(int) PGMPhysIemQueryAccess(PVMCC pVM, RTGCPHYS GCPhys, bool fWritable, bool fByPassHandlers); +VMM_INT_DECL(int) PGMPhysIemGCPhys2PtrNoLock(PVMCC pVM, PVMCPUCC pVCpu, RTGCPHYS GCPhys, uint64_t const volatile *puTlbPhysRev, +#if defined(IN_RC) || defined(VBOX_WITH_2X_4GB_ADDR_SPACE_IN_R0) + R3PTRTYPE(uint8_t *) *ppb, +#else + R3R0PTRTYPE(uint8_t *) *ppb, +#endif + uint64_t *pfTlb); +/** @name Flags returned by PGMPhysIemGCPhys2PtrNoLock + * @{ */ +#define PGMIEMGCPHYS2PTR_F_NO_WRITE RT_BIT_32(3) /**< Not writable (IEMTLBE_F_PG_NO_WRITE). */ +#define PGMIEMGCPHYS2PTR_F_NO_READ RT_BIT_32(4) /**< Not readable (IEMTLBE_F_PG_NO_READ). */ +#define PGMIEMGCPHYS2PTR_F_NO_MAPPINGR3 RT_BIT_32(7) /**< No ring-3 mapping (IEMTLBE_F_NO_MAPPINGR3). */ +/** @} */ + +/** Information returned by PGMPhysNemQueryPageInfo. */ +typedef struct PGMPHYSNEMPAGEINFO +{ + /** The host physical address of the page, NIL_HCPHYS if invalid page. */ + RTHCPHYS HCPhys; + /** The NEM access mode for the page, NEM_PAGE_PROT_XXX */ + uint32_t fNemProt : 8; + /** The NEM state associated with the PAGE. */ + uint32_t u2NemState : 2; + /** The NEM state associated with the PAGE before pgmPhysPageMakeWritable was called. */ + uint32_t u2OldNemState : 2; + /** Set if the page has handler. */ + uint32_t fHasHandlers : 1; + /** Set if is the zero page backing it. */ + uint32_t fZeroPage : 1; + /** Set if the page has handler. */ + PGMPAGETYPE enmType; +} PGMPHYSNEMPAGEINFO; +/** Pointer to page information for NEM. */ +typedef PGMPHYSNEMPAGEINFO *PPGMPHYSNEMPAGEINFO; +/** + * Callback for checking that the page is in sync while under the PGM lock. + * + * NEM passes this callback to PGMPhysNemQueryPageInfo to check that the page is + * in-sync between PGM and the native hypervisor API in an atomic fashion. + * + * @returns VBox status code. + * @param pVM The cross context VM structure. + * @param pVCpu The cross context per virtual CPU structure. Optional, + * see PGMPhysNemQueryPageInfo. + * @param GCPhys The guest physical address (not A20 masked). + * @param pInfo The page info structure. This function updates the + * u2NemState memory and the caller will update the PGMPAGE + * copy accordingly. + * @param pvUser Callback user argument. + */ +typedef DECLCALLBACK(int) FNPGMPHYSNEMCHECKPAGE(PVMCC pVM, PVMCPUCC pVCpu, RTGCPHYS GCPhys, PPGMPHYSNEMPAGEINFO pInfo, void *pvUser); +/** Pointer to a FNPGMPHYSNEMCHECKPAGE function. */ +typedef FNPGMPHYSNEMCHECKPAGE *PFNPGMPHYSNEMCHECKPAGE; + +VMM_INT_DECL(int) PGMPhysNemPageInfoChecker(PVMCC pVM, PVMCPUCC pVCpu, RTGCPHYS GCPhys, bool fMakeWritable, + PPGMPHYSNEMPAGEINFO pInfo, PFNPGMPHYSNEMCHECKPAGE pfnChecker, void *pvUser); + +/** + * Callback for use with PGMPhysNemEnumPagesByState. + * @returns VBox status code. + * Failure status will stop enumeration immediately and return. + * @param pVM The cross context VM structure. + * @param pVCpu The cross context per virtual CPU structure. Optional, + * see PGMPhysNemEnumPagesByState. + * @param GCPhys The guest physical address (not A20 masked). + * @param pu2NemState Pointer to variable with the NEM state. This can be + * update. + * @param pvUser The user argument. + */ +typedef DECLCALLBACK(int) FNPGMPHYSNEMENUMCALLBACK(PVMCC pVM, PVMCPUCC pVCpu, RTGCPHYS GCPhys, uint8_t *pu2NemState, void *pvUser); +/** Pointer to a FNPGMPHYSNEMENUMCALLBACK function. */ +typedef FNPGMPHYSNEMENUMCALLBACK *PFNPGMPHYSNEMENUMCALLBACK; +VMM_INT_DECL(int) PGMPhysNemEnumPagesByState(PVMCC pVM, PVMCPUCC VCpu, uint8_t uMinState, + PFNPGMPHYSNEMENUMCALLBACK pfnCallback, void *pvUser); + + +#ifdef VBOX_STRICT +VMMDECL(unsigned) PGMAssertHandlerAndFlagsInSync(PVM pVM); +VMMDECL(unsigned) PGMAssertNoMappingConflicts(PVM pVM); +VMMDECL(unsigned) PGMAssertCR3(PVMCC pVM, PVMCPUCC pVCpu, uint64_t cr3, uint64_t cr4); +#endif /* VBOX_STRICT */ + +#if defined(IN_RC) || defined(VBOX_WITH_2X_4GB_ADDR_SPACE) +VMMDECL(void) PGMRZDynMapStartAutoSet(PVMCPU pVCpu); +VMMDECL(void) PGMRZDynMapReleaseAutoSet(PVMCPU pVCpu); +VMMDECL(void) PGMRZDynMapFlushAutoSet(PVMCPU pVCpu); +VMMDECL(uint32_t) PGMRZDynMapPushAutoSubset(PVMCPU pVCpu); +VMMDECL(void) PGMRZDynMapPopAutoSubset(PVMCPU pVCpu, uint32_t iPrevSubset); +#endif + +VMMDECL(int) PGMSetLargePageUsage(PVMCC pVM, bool fUseLargePages); + +/** + * Query large page usage state + * + * @returns 0 - disabled, 1 - enabled + * @param pVM The cross context VM structure. + */ +#define PGMIsUsingLargePages(pVM) ((pVM)->fUseLargePages) + + +#ifdef IN_RC +/** @defgroup grp_pgm_gc The PGM Guest Context API + * @{ + */ +VMMRCDECL(int) PGMRCDynMapInit(PVM pVM); +/** @} */ +#endif /* IN_RC */ + + +#ifdef IN_RING0 +/** @defgroup grp_pgm_r0 The PGM Host Context Ring-0 API + * @{ + */ +VMMR0_INT_DECL(int) PGMR0InitPerVMData(PGVM pGVM); +VMMR0_INT_DECL(int) PGMR0InitVM(PGVM pGVM); +VMMR0_INT_DECL(void) PGMR0CleanupVM(PGVM pGVM); +VMMR0_INT_DECL(int) PGMR0PhysAllocateHandyPages(PGVM pGVM, VMCPUID idCpu); +VMMR0_INT_DECL(int) PGMR0PhysFlushHandyPages(PGVM pGVM, VMCPUID idCpu); +VMMR0_INT_DECL(int) PGMR0PhysAllocateLargeHandyPage(PGVM pGVM, VMCPUID idCpu); +VMMR0_INT_DECL(int) PGMR0PhysMMIO2MapKernel(PGVM pGVM, PPDMDEVINS pDevIns, PGMMMIO2HANDLE hMmio2, + size_t offSub, size_t cbSub, void **ppvMapping); +VMMR0_INT_DECL(int) PGMR0PhysSetupIoMmu(PGVM pGVM); +VMMR0DECL(int) PGMR0SharedModuleCheck(PVMCC pVM, PGVM pGVM, VMCPUID idCpu, PGMMSHAREDMODULE pModule, + PCRTGCPTR64 paRegionsGCPtrs); +VMMR0DECL(int) PGMR0Trap0eHandlerNestedPaging(PGVM pGVM, PGVMCPU pGVCpu, PGMMODE enmShwPagingMode, RTGCUINT uErr, + PCPUMCTXCORE pRegFrame, RTGCPHYS pvFault); +VMMR0DECL(VBOXSTRICTRC) PGMR0Trap0eHandlerNPMisconfig(PGVM pGVM, PGVMCPU pGVCpu, PGMMODE enmShwPagingMode, + PCPUMCTXCORE pRegFrame, RTGCPHYS GCPhysFault, uint32_t uErr); +VMMR0_INT_DECL(int) PGMR0PoolGrow(PGVM pGVM); + +# ifdef VBOX_WITH_2X_4GB_ADDR_SPACE +VMMR0DECL(int) PGMR0DynMapInit(void); +VMMR0DECL(void) PGMR0DynMapTerm(void); +VMMR0DECL(int) PGMR0DynMapInitVM(PVMCC pVM); +VMMR0DECL(void) PGMR0DynMapTermVM(PVMCC pVM); +VMMR0DECL(int) PGMR0DynMapAssertIntegrity(void); +VMMR0DECL(bool) PGMR0DynMapStartOrMigrateAutoSet(PVMCPUCC pVCpu); +VMMR0DECL(void) PGMR0DynMapMigrateAutoSet(PVMCPUCC pVCpu); +# endif +/** @} */ +#endif /* IN_RING0 */ + + + +#ifdef IN_RING3 +/** @defgroup grp_pgm_r3 The PGM Host Context Ring-3 API + * @{ + */ +VMMR3DECL(int) PGMR3Init(PVM pVM); +VMMR3DECL(int) PGMR3InitDynMap(PVM pVM); +VMMR3DECL(int) PGMR3InitFinalize(PVM pVM); +VMMR3_INT_DECL(int) PGMR3InitCompleted(PVM pVM, VMINITCOMPLETED enmWhat); +VMMR3DECL(void) PGMR3Relocate(PVM pVM, RTGCINTPTR offDelta); +VMMR3DECL(void) PGMR3ResetCpu(PVM pVM, PVMCPU pVCpu); +VMMR3_INT_DECL(void) PGMR3Reset(PVM pVM); +VMMR3_INT_DECL(void) PGMR3ResetNoMorePhysWritesFlag(PVM pVM); +VMMR3_INT_DECL(void) PGMR3MemSetup(PVM pVM, bool fReset); +VMMR3DECL(int) PGMR3Term(PVM pVM); +VMMR3DECL(int) PGMR3LockCall(PVM pVM); + +VMMR3DECL(int) PGMR3PhysRegisterRam(PVM pVM, RTGCPHYS GCPhys, RTGCPHYS cb, const char *pszDesc); +VMMR3DECL(int) PGMR3PhysChangeMemBalloon(PVM pVM, bool fInflate, unsigned cPages, RTGCPHYS *paPhysPage); +VMMR3DECL(int) PGMR3PhysWriteProtectRAM(PVM pVM); +VMMR3DECL(uint32_t) PGMR3PhysGetRamRangeCount(PVM pVM); +VMMR3DECL(int) PGMR3PhysGetRange(PVM pVM, uint32_t iRange, PRTGCPHYS pGCPhysStart, PRTGCPHYS pGCPhysLast, + const char **ppszDesc, bool *pfIsMmio); +VMMR3DECL(int) PGMR3QueryMemoryStats(PUVM pUVM, uint64_t *pcbTotalMem, uint64_t *pcbPrivateMem, uint64_t *pcbSharedMem, uint64_t *pcbZeroMem); +VMMR3DECL(int) PGMR3QueryGlobalMemoryStats(PUVM pUVM, uint64_t *pcbAllocMem, uint64_t *pcbFreeMem, uint64_t *pcbBallonedMem, uint64_t *pcbSharedMem); + +VMMR3DECL(int) PGMR3PhysMMIORegister(PVM pVM, RTGCPHYS GCPhys, RTGCPHYS cb, PGMPHYSHANDLERTYPE hType, + RTR3PTR pvUserR3, RTR0PTR pvUserR0, RTRCPTR pvUserRC, const char *pszDesc); +VMMR3DECL(int) PGMR3PhysMMIODeregister(PVM pVM, RTGCPHYS GCPhys, RTGCPHYS cb); +VMMR3_INT_DECL(int) PGMR3PhysMmio2Register(PVM pVM, PPDMDEVINS pDevIns, uint32_t iSubDev, uint32_t iRegion, RTGCPHYS cb, + uint32_t fFlags, const char *pszDesc, void **ppv, PGMMMIO2HANDLE *phRegion); +VMMR3_INT_DECL(int) PGMR3PhysMmio2Deregister(PVM pVM, PPDMDEVINS pDevIns, PGMMMIO2HANDLE hMmio2); +VMMR3_INT_DECL(int) PGMR3PhysMmio2Map(PVM pVM, PPDMDEVINS pDevIns, PGMMMIO2HANDLE hMmio2, RTGCPHYS GCPhys); +VMMR3_INT_DECL(int) PGMR3PhysMmio2Unmap(PVM pVM, PPDMDEVINS pDevIns, PGMMMIO2HANDLE hMmio2, RTGCPHYS GCPhys); +VMMR3_INT_DECL(int) PGMR3PhysMmio2Reduce(PVM pVM, PPDMDEVINS pDevIns, PGMMMIO2HANDLE hMmio2, RTGCPHYS cbRegion); +VMMR3_INT_DECL(int) PGMR3PhysMmio2ValidateHandle(PVM pVM, PPDMDEVINS pDevIns, PGMMMIO2HANDLE hMmio2); +VMMR3_INT_DECL(RTGCPHYS) PGMR3PhysMmio2GetMappingAddress(PVM pVM, PPDMDEVINS pDevIns, PGMMMIO2HANDLE hMmio2); +VMMR3_INT_DECL(int) PGMR3PhysMmio2ChangeRegionNo(PVM pVM, PPDMDEVINS pDevIns, PGMMMIO2HANDLE hMmio2, uint32_t iNewRegion); +VMMR3_INT_DECL(int) PGMR3PhysMMIO2GetHCPhys(PVM pVM, PPDMDEVINS pDevIns, uint32_t iSubDev, uint32_t iRegion, RTGCPHYS off, PRTHCPHYS pHCPhys); + + +/** @name PGMR3PhysRegisterRom flags. + * @{ */ +/** Inidicates that ROM shadowing should be enabled. */ +#define PGMPHYS_ROM_FLAGS_SHADOWED RT_BIT_32(0) +/** Indicates that what pvBinary points to won't go away + * and can be used for strictness checks. */ +#define PGMPHYS_ROM_FLAGS_PERMANENT_BINARY RT_BIT_32(1) +/** Indicates that the ROM is allowed to be missing from saved state. + * @note This is a hack for EFI, see @bugref{6940} */ +#define PGMPHYS_ROM_FLAGS_MAYBE_MISSING_FROM_STATE RT_BIT_32(2) +/** Valid flags. */ +#define PGMPHYS_ROM_FLAGS_VALID_MASK UINT32_C(0x00000007) +/** @} */ + +VMMR3DECL(int) PGMR3PhysRomRegister(PVM pVM, PPDMDEVINS pDevIns, RTGCPHYS GCPhys, RTGCPHYS cb, + const void *pvBinary, uint32_t cbBinary, uint32_t fFlags, const char *pszDesc); +VMMR3DECL(int) PGMR3PhysRomProtect(PVM pVM, RTGCPHYS GCPhys, RTGCPHYS cb, PGMROMPROT enmProt); +VMMR3DECL(int) PGMR3PhysRegister(PVM pVM, void *pvRam, RTGCPHYS GCPhys, size_t cb, unsigned fFlags, const SUPPAGE *paPages, const char *pszDesc); +VMMDECL(void) PGMR3PhysSetA20(PVMCPU pVCpu, bool fEnable); +#ifndef PGM_WITHOUT_MAPPINGS +/** @name PGMR3MapPT flags. + * @{ */ +/** The mapping may be unmapped later. The default is permanent mappings. */ +# define PGMR3MAPPT_FLAGS_UNMAPPABLE RT_BIT(0) +/** @} */ +VMMR3DECL(int) PGMR3MapPT(PVM pVM, RTGCPTR GCPtr, uint32_t cb, uint32_t fFlags, PFNPGMRELOCATE pfnRelocate, void *pvUser, const char *pszDesc); +VMMR3DECL(int) PGMR3UnmapPT(PVM pVM, RTGCPTR GCPtr); +VMMR3DECL(int) PGMR3FinalizeMappings(PVM pVM); +VMMR3DECL(bool) PGMR3MappingsNeedReFixing(PVM pVM); +# if defined(VBOX_WITH_RAW_MODE) || HC_ARCH_BITS == 32 /* (latter for 64-bit guests on 32-bit hosts) */ +VMMR3DECL(int) PGMR3MapIntermediate(PVM pVM, RTUINTPTR Addr, RTHCPHYS HCPhys, unsigned cbPages); +# endif +VMMR3DECL(int) PGMR3MapRead(PVM pVM, void *pvDst, RTGCPTR GCPtrSrc, size_t cb); +#endif /* !PGM_WITHOUT_MAPPINGS */ +VMMR3DECL(int) PGMR3MappingsSize(PVM pVM, uint32_t *pcb); +VMMR3DECL(int) PGMR3MappingsFix(PVM pVM, RTGCPTR GCPtrBase, uint32_t cb); +VMMR3DECL(int) PGMR3MappingsUnfix(PVM pVM); + +VMMR3_INT_DECL(int) PGMR3HandlerPhysicalTypeRegisterEx(PVM pVM, PGMPHYSHANDLERKIND enmKind, + PFNPGMPHYSHANDLER pfnHandlerR3, + R0PTRTYPE(PFNPGMPHYSHANDLER) pfnHandlerR0, + R0PTRTYPE(PFNPGMRZPHYSPFHANDLER) pfnPfHandlerR0, + const char *pszDesc, PPGMPHYSHANDLERTYPE phType); +VMMR3DECL(int) PGMR3HandlerPhysicalTypeRegister(PVM pVM, PGMPHYSHANDLERKIND enmKind, + R3PTRTYPE(PFNPGMPHYSHANDLER) pfnHandlerR3, + const char *pszModR0, const char *pszHandlerR0, const char *pszPfHandlerR0, + const char *pszModRC, const char *pszHandlerRC, const char *pszPfHandlerRC, + const char *pszDesc, + PPGMPHYSHANDLERTYPE phType); +VMMR3_INT_DECL(int) PGMR3PoolGrow(PVM pVM, PVMCPU pVCpu); + +VMMR3DECL(int) PGMR3PhysTlbGCPhys2Ptr(PVM pVM, RTGCPHYS GCPhys, bool fWritable, void **ppv); +VMMR3DECL(uint8_t) PGMR3PhysReadU8(PVM pVM, RTGCPHYS GCPhys, PGMACCESSORIGIN enmOrigin); +VMMR3DECL(uint16_t) PGMR3PhysReadU16(PVM pVM, RTGCPHYS GCPhys, PGMACCESSORIGIN enmOrigin); +VMMR3DECL(uint32_t) PGMR3PhysReadU32(PVM pVM, RTGCPHYS GCPhys, PGMACCESSORIGIN enmOrigin); +VMMR3DECL(uint64_t) PGMR3PhysReadU64(PVM pVM, RTGCPHYS GCPhys, PGMACCESSORIGIN enmOrigin); +VMMR3DECL(void) PGMR3PhysWriteU8(PVM pVM, RTGCPHYS GCPhys, uint8_t Value, PGMACCESSORIGIN enmOrigin); +VMMR3DECL(void) PGMR3PhysWriteU16(PVM pVM, RTGCPHYS GCPhys, uint16_t Value, PGMACCESSORIGIN enmOrigin); +VMMR3DECL(void) PGMR3PhysWriteU32(PVM pVM, RTGCPHYS GCPhys, uint32_t Value, PGMACCESSORIGIN enmOrigin); +VMMR3DECL(void) PGMR3PhysWriteU64(PVM pVM, RTGCPHYS GCPhys, uint64_t Value, PGMACCESSORIGIN enmOrigin); +VMMR3DECL(int) PGMR3PhysReadExternal(PVM pVM, RTGCPHYS GCPhys, void *pvBuf, size_t cbRead, PGMACCESSORIGIN enmOrigin); +VMMR3DECL(int) PGMR3PhysWriteExternal(PVM pVM, RTGCPHYS GCPhys, const void *pvBuf, size_t cbWrite, PGMACCESSORIGIN enmOrigin); +VMMR3DECL(int) PGMR3PhysGCPhys2CCPtrExternal(PVM pVM, RTGCPHYS GCPhys, void **ppv, PPGMPAGEMAPLOCK pLock); +VMMR3DECL(int) PGMR3PhysGCPhys2CCPtrReadOnlyExternal(PVM pVM, RTGCPHYS GCPhys, void const **ppv, PPGMPAGEMAPLOCK pLock); +VMMR3DECL(int) PGMR3PhysBulkGCPhys2CCPtrExternal(PVM pVM, uint32_t cPages, PCRTGCPHYS paGCPhysPages, + void **papvPages, PPGMPAGEMAPLOCK paLocks); +VMMR3DECL(int) PGMR3PhysBulkGCPhys2CCPtrReadOnlyExternal(PVM pVM, uint32_t cPages, PCRTGCPHYS paGCPhysPages, + void const **papvPages, PPGMPAGEMAPLOCK paLocks); +VMMR3DECL(int) PGMR3PhysChunkMap(PVM pVM, uint32_t idChunk); +VMMR3DECL(void) PGMR3PhysChunkInvalidateTLB(PVM pVM); +VMMR3DECL(int) PGMR3PhysAllocateHandyPages(PVM pVM); +VMMR3DECL(int) PGMR3PhysAllocateLargeHandyPage(PVM pVM, RTGCPHYS GCPhys); + +VMMR3DECL(int) PGMR3CheckIntegrity(PVM pVM); + +VMMR3DECL(int) PGMR3DbgR3Ptr2GCPhys(PUVM pUVM, RTR3PTR R3Ptr, PRTGCPHYS pGCPhys); +VMMR3DECL(int) PGMR3DbgR3Ptr2HCPhys(PUVM pUVM, RTR3PTR R3Ptr, PRTHCPHYS pHCPhys); +VMMR3DECL(int) PGMR3DbgHCPhys2GCPhys(PUVM pUVM, RTHCPHYS HCPhys, PRTGCPHYS pGCPhys); +VMMR3_INT_DECL(int) PGMR3DbgReadGCPhys(PVM pVM, void *pvDst, RTGCPHYS GCPhysSrc, size_t cb, uint32_t fFlags, size_t *pcbRead); +VMMR3_INT_DECL(int) PGMR3DbgWriteGCPhys(PVM pVM, RTGCPHYS GCPhysDst, const void *pvSrc, size_t cb, uint32_t fFlags, size_t *pcbWritten); +VMMR3_INT_DECL(int) PGMR3DbgReadGCPtr(PVM pVM, void *pvDst, RTGCPTR GCPtrSrc, size_t cb, uint32_t fFlags, size_t *pcbRead); +VMMR3_INT_DECL(int) PGMR3DbgWriteGCPtr(PVM pVM, RTGCPTR GCPtrDst, void const *pvSrc, size_t cb, uint32_t fFlags, size_t *pcbWritten); +VMMR3_INT_DECL(int) PGMR3DbgScanPhysical(PVM pVM, RTGCPHYS GCPhys, RTGCPHYS cbRange, RTGCPHYS GCPhysAlign, const uint8_t *pabNeedle, size_t cbNeedle, PRTGCPHYS pGCPhysHit); +VMMR3_INT_DECL(int) PGMR3DbgScanVirtual(PVM pVM, PVMCPU pVCpu, RTGCPTR GCPtr, RTGCPTR cbRange, RTGCPTR GCPtrAlign, const uint8_t *pabNeedle, size_t cbNeedle, PRTGCUINTPTR pGCPhysHit); +VMMR3_INT_DECL(int) PGMR3DumpHierarchyShw(PVM pVM, uint64_t cr3, uint32_t fFlags, uint64_t u64FirstAddr, uint64_t u64LastAddr, uint32_t cMaxDepth, PCDBGFINFOHLP pHlp); +VMMR3_INT_DECL(int) PGMR3DumpHierarchyGst(PVM pVM, uint64_t cr3, uint32_t fFlags, RTGCPTR FirstAddr, RTGCPTR LastAddr, uint32_t cMaxDepth, PCDBGFINFOHLP pHlp); + + +/** @name Page sharing + * @{ */ +VMMR3DECL(int) PGMR3SharedModuleRegister(PVM pVM, VBOXOSFAMILY enmGuestOS, char *pszModuleName, char *pszVersion, + RTGCPTR GCBaseAddr, uint32_t cbModule, + uint32_t cRegions, VMMDEVSHAREDREGIONDESC const *paRegions); +VMMR3DECL(int) PGMR3SharedModuleUnregister(PVM pVM, char *pszModuleName, char *pszVersion, + RTGCPTR GCBaseAddr, uint32_t cbModule); +VMMR3DECL(int) PGMR3SharedModuleCheckAll(PVM pVM); +VMMR3DECL(int) PGMR3SharedModuleGetPageState(PVM pVM, RTGCPTR GCPtrPage, bool *pfShared, uint64_t *pfPageFlags); +/** @} */ + +/** @} */ +#endif /* IN_RING3 */ + +RT_C_DECLS_END + +/** @} */ +#endif /* !VBOX_INCLUDED_vmm_pgm_h */ + |