| 1 | /* $Id: pgm.h 47786 2013-08-16 08:59:32Z vboxsync $ */
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| 2 | /** @file
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| 3 | * PGM - Internal VMM header file.
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| 4 | */
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| 5 |
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| 6 | /*
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| 7 | * Copyright (C) 2006-2011 Oracle Corporation
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| 8 | *
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| 9 | * This file is part of VirtualBox Open Source Edition (OSE), as
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| 10 | * available from http://www.alldomusa.eu.org. This file is free software;
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| 11 | * you can redistribute it and/or modify it under the terms of the GNU
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| 12 | * General Public License (GPL) as published by the Free Software
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| 13 | * Foundation, in version 2 as it comes in the "COPYING" file of the
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| 14 | * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
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| 15 | * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
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| 16 | */
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| 17 |
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| 18 | #ifndef ___PGM_include_internal_h
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| 19 | #define ___PGM_include_internal_h
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| 20 |
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| 21 | #include <VBox/vmm/pgm.h>
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| 22 |
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| 23 | /** @defgroup grp_pgm_int Internals
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| 24 | * @ingroup grp_pgm
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| 25 | * @internal
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| 26 | * @{
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| 27 | */
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| 28 |
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| 29 | /**
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| 30 | * Page type.
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| 31 | *
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| 32 | * @remarks This enum has to fit in a 3-bit field (see PGMPAGE::u3Type).
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| 33 | * @remarks This is used in the saved state, so changes to it requires bumping
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| 34 | * the saved state version.
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| 35 | * @todo So, convert to \#defines!
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| 36 | */
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| 37 | typedef enum PGMPAGETYPE
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| 38 | {
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| 39 | /** The usual invalid zero entry. */
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| 40 | PGMPAGETYPE_INVALID = 0,
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| 41 | /** RAM page. (RWX) */
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| 42 | PGMPAGETYPE_RAM,
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| 43 | /** MMIO2 page. (RWX) */
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| 44 | PGMPAGETYPE_MMIO2,
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| 45 | /** MMIO2 page aliased over an MMIO page. (RWX)
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| 46 | * See PGMHandlerPhysicalPageAlias(). */
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| 47 | PGMPAGETYPE_MMIO2_ALIAS_MMIO,
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| 48 | /** Special page aliased over an MMIO page. (RWX)
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| 49 | * See PGMHandlerPhysicalPageAliasHC(), but this is generally only used for
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| 50 | * VT-x's APIC access page at the moment. Treated as MMIO by everyone except
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| 51 | * the shadow paging code. */
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| 52 | PGMPAGETYPE_SPECIAL_ALIAS_MMIO,
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| 53 | /** Shadowed ROM. (RWX) */
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| 54 | PGMPAGETYPE_ROM_SHADOW,
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| 55 | /** ROM page. (R-X) */
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| 56 | PGMPAGETYPE_ROM,
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| 57 | /** MMIO page. (---) */
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| 58 | PGMPAGETYPE_MMIO,
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| 59 | /** End of valid entries. */
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| 60 | PGMPAGETYPE_END
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| 61 | } PGMPAGETYPE;
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| 62 | AssertCompile(PGMPAGETYPE_END == 8);
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| 63 |
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| 64 | VMMDECL(PGMPAGETYPE) PGMPhysGetPageType(PVM pVM, RTGCPHYS GCPhys);
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| 65 |
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| 66 | VMMDECL(int) PGMPhysGCPhys2HCPhys(PVM pVM, RTGCPHYS GCPhys, PRTHCPHYS pHCPhys);
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| 67 | VMMDECL(int) PGMPhysGCPtr2HCPhys(PVMCPU pVCpu, RTGCPTR GCPtr, PRTHCPHYS pHCPhys);
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| 68 | VMMDECL(int) PGMPhysGCPhys2CCPtr(PVM pVM, RTGCPHYS GCPhys, void **ppv, PPGMPAGEMAPLOCK pLock);
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| 69 | VMMDECL(int) PGMPhysGCPhys2CCPtrReadOnly(PVM pVM, RTGCPHYS GCPhys, void const **ppv, PPGMPAGEMAPLOCK pLock);
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| 70 | VMMDECL(int) PGMPhysGCPtr2CCPtr(PVMCPU pVCpu, RTGCPTR GCPtr, void **ppv, PPGMPAGEMAPLOCK pLock);
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| 71 | VMMDECL(int) PGMPhysGCPtr2CCPtrReadOnly(PVMCPU pVCpu, RTGCPTR GCPtr, void const **ppv, PPGMPAGEMAPLOCK pLock);
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| 72 | VMMR3DECL(void) PGMR3ResetNoMorePhysWritesFlag(PVM pVM);
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| 73 |
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| 74 | /** @} */
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| 75 | #endif
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| 76 |
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