VirtualBox

source: vbox/trunk/src/VBox/VMM/include/PGMSlatDefs.h@ 100594

Last change on this file since 100594 was 98103, checked in by vboxsync, 2 years ago

Copyright year updates by scm.

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1/* $Id: PGMSlatDefs.h 98103 2023-01-17 14:15:46Z vboxsync $ */
2/** @file
3 * VBox - Page Manager, SLAT Paging Template - All context code.
4 */
5
6/*
7 * Copyright (C) 2022-2023 Oracle and/or its affiliates.
8 *
9 * This file is part of VirtualBox base platform packages, as
10 * available from https://www.virtualbox.org.
11 *
12 * This program is free software; you can redistribute it and/or
13 * modify it under the terms of the GNU General Public License
14 * as published by the Free Software Foundation, in version 3 of the
15 * License.
16 *
17 * This program is distributed in the hope that it will be useful, but
18 * WITHOUT ANY WARRANTY; without even the implied warranty of
19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
20 * General Public License for more details.
21 *
22 * You should have received a copy of the GNU General Public License
23 * along with this program; if not, see <https://www.gnu.org/licenses>.
24 *
25 * SPDX-License-Identifier: GPL-3.0-only
26 */
27
28
29/*******************************************************************************
30* Defined Constants And Macros *
31*******************************************************************************/
32
33#undef SLAT_IS_PGENTRY_PRESENT
34#undef SLAT_IS_PML4E_VALID
35#undef SLAT_IS_PDPE_VALID
36#undef SLAT_IS_BIG_PDPE_VALID
37#undef SLAT_IS_PDE_VALID
38#undef SLAT_IS_BIG_PDE_VALID
39#undef SLAT_IS_PTE_VALID
40#undef SLAT_GET_PDPE1G_GCPHYS
41#undef SLAT_GET_PDE2M_GCPHYS
42#undef SLAT_GET_PTE_GCPHYS
43#undef SLAT_PAGE_1G_OFFSET_MASK
44#undef SLAT_PAGE_2M_OFFSET_MASK
45#undef SLAT_PML4_SHIFT
46#undef SLAT_PML4_MASK
47#undef SLAT_PDPT_SHIFT
48#undef SLAT_PDPT_MASK
49#undef SLAT_PD_SHIFT
50#undef SLAT_PD_MASK
51#undef SLAT_PT_SHIFT
52#undef SLAT_PT_MASK
53#undef SLATPDE
54#undef PSLATPDE
55#undef SLATPTE
56#undef PSLATPTE
57#undef PSLATPTWALK
58
59#define SLAT_IS_PGENTRY_PRESENT(a_pVCpu, a_Pge) ((a_Pge.u) & (a_pVCpu)->pgm.s.fGstEptPresentMask)
60#define SLAT_IS_PML4E_VALID(a_pVCpu, a_Pml4e) (!( (a_Pml4e).u & (a_pVCpu)->pgm.s.fGstEptMbzPml4eMask ))
61#define SLAT_IS_PDPE_VALID(a_pVCpu, a_Pdpte) (!( (a_Pdpte).u & (a_pVCpu)->pgm.s.fGstEptMbzPdpteMask ))
62#define SLAT_IS_BIG_PDPE_VALID(a_pVCpu, a_Pdpe) (!( (a_Pdpe).u & (a_pVCpu)->pgm.s.fGstEptMbzBigPdpteMask ))
63#define SLAT_IS_PDE_VALID(a_pVCpu, a_Pde) (!( (a_Pde).u & (a_pVCpu)->pgm.s.fGstEptMbzPdeMask ))
64#define SLAT_IS_BIG_PDE_VALID(a_pVCpu, a_Pde) (!( (a_Pde).u & (a_pVCpu)->pgm.s.fGstEptMbzBigPdeMask ))
65#define SLAT_IS_PTE_VALID(a_pVCpu, a_Pte) (!( (a_Pte).u & (a_pVCpu)->pgm.s.fGstEptMbzPteMask ))
66#define SLAT_GET_PDPE1G_GCPHYS(a_pVCpu, a_Pdpte) PGM_A20_APPLY(a_pVCpu, ((a_Pdpte).u & EPT_PDPTE1G_PG_MASK))
67#define SLAT_GET_PDE2M_GCPHYS(a_pVCpu, a_Pde) PGM_A20_APPLY(a_pVCpu, ((a_Pde).u & EPT_PDE2M_PG_MASK))
68#define SLAT_GET_PTE_GCPHYS(a_pVCpu, a_Pte) PGM_A20_APPLY(a_pVCpu, ((a_Pte).u & EPT_E_PG_MASK))
69#define SLAT_PAGE_1G_OFFSET_MASK X86_PAGE_1G_OFFSET_MASK
70#define SLAT_PAGE_2M_OFFSET_MASK X86_PAGE_2M_OFFSET_MASK
71#define SLAT_PML4_SHIFT EPT_PML4_SHIFT
72#define SLAT_PML4_MASK EPT_PML4_MASK
73#define SLAT_PDPT_SHIFT EPT_PDPT_SHIFT
74#define SLAT_PDPT_MASK EPT_PDPT_MASK
75#define SLAT_PD_SHIFT EPT_PD_SHIFT
76#define SLAT_PD_MASK EPT_PD_MASK
77#define SLAT_PT_SHIFT EPT_PT_SHIFT
78#define SLAT_PT_MASK EPT_PT_MASK
79#define SLATPDE EPTPDE
80#define PSLATPDE PEPTPDE
81#define SLATPTE EPTPTE
82#define PSLATPTE PEPTPTE
83#define PSLATPTWALK PPGMPTWALKGSTEPT
84
85#if 0
86# if PGM_SHW_TYPE != PGM_TYPE_EPT
87# error "Only SLAT type of EPT is supported "
88# endif
89# if PGM_GST_TYPE != PGM_TYPE_EPT
90# error "Guest type for SLAT EPT "
91# endif
92
93# define GST_ATOMIC_OR(a_pu, a_fFlags) ASMAtomicOrU64((a_pu), (a_fFlags))
94# define GSTPT EPTPT
95# define PGSTPT PEPTPT
96# define GSTPTE EPTPTE
97# define PGSTPTE PEPTPTE
98# define GSTPD EPTPD
99# define PGSTPD PEPTPD
100# define GSTPDE EPTPDE
101# define PGSTPDE PEPTPDE
102# define GST_GIGANT_PAGE_SIZE X86_PAGE_1G_SIZE
103# define GST_GIGANT_PAGE_OFFSET_MASK X86_PAGE_1G_OFFSET_MASK
104# define GST_PDPE_BIG_PG_MASK X86_PDPE1G_PG_MASK
105# define GST_BIG_PAGE_SIZE X86_PAGE_2M_SIZE
106# define GST_BIG_PAGE_OFFSET_MASK X86_PAGE_2M_OFFSET_MASK
107# define GST_PDE_PG_MASK EPT_PDE_PG_MASK
108# define GST_PDE_BIG_PG_MASK EPT_PDE2M_PG_MASK
109# define GST_PD_SHIFT EPT_PD_SHIFT
110# define GST_PD_MASK EPT_PD_MASK
111# define GSTPTWALK PGMPTWALKGSTEPT
112# define PGSTPTWALK PPGMPTWALKGSTEPT
113# define PCGSTPTWALK PCPGMPTWALKGSTEPT
114# define GST_PDPE_ENTRIES EPT_PG_ENTRIES
115# define GST_PDPT_SHIFT EPT_PDPT_SHIFT
116# define GST_PDPE_PG_MASK EPT_PDPTE_PG_MASK
117# define GST_PDPT_MASK EPT_PDPT_MASK
118# define GST_PTE_PG_MASK EPT_E_PG_MASK
119# define GST_CR3_PAGE_MASK X86_CR3_EPT_PAGE_MASK
120# define GST_PT_SHIFT EPT_PT_SHIFT
121# define GST_PT_MASK EPT_PT_MASK
122# define GST_GET_PTE_GCPHYS(Pte) PGM_A20_APPLY(a_pVCpu, ((Pte).u & GST_PTE_PG_MASK))
123# define GST_GET_PDE_GCPHYS(Pde) PGM_A20_APPLY(a_pVCpu, ((Pde).u & GST_PDE_PG_MASK))
124# define GST_GET_BIG_PDE_GCPHYS(pVM, Pde) PGM_A20_APPLY(a_pVCpu, ((Pde).u & GST_PDE_BIG_PG_MASK))
125# define GST_GET_BIG_PDPE_GCPHYS(pVM, Pde) PGM_A20_APPLY(a_pVCpu, ((Pde).u & GST_PDPE_BIG_PG_MASK))
126# define GST_GET_PTE_SHW_FLAGS(a_pVCpu, Pte) (true && This_should_perhaps_not_be_used_in_this_context)
127# define GST_GET_PDE_SHW_FLAGS(a_pVCpu, Pde) (true && This_should_perhaps_not_be_used_in_this_context)
128# define GST_GET_BIG_PDE_SHW_FLAGS(a_pVCpu, Pde) (true && This_should_perhaps_not_be_used_in_this_context)
129# define GST_GET_BIG_PDE_SHW_FLAGS_4_PTE(a_pVCpu, Pde) (true && This_should_perhaps_not_be_used_in_this_context)
130# define GST_IS_PTE_VALID(a_pVCpu, Pte) (!( (Pte).u & (a_pVCpu)->pgm.s.fGstEptMbzPteMask ))
131# define GST_IS_PDE_VALID(a_pVCpu, Pde) (!( (Pde).u & (a_pVCpu)->pgm.s.fGstEptMbzPdeMask ))
132# define GST_IS_BIG_PDE_VALID(a_pVCpu, Pde) (!( (Pde).u & (a_pVCpu)->pgm.s.fGstEptMbzBigPdeMask ))
133# define GST_IS_PDPE_VALID(a_pVCpu, Pdpe) (!( (Pdpe).u & (a_pVCpu)->pgm.s.fGstEptMbzPdpteMask ))
134# define GST_IS_BIG_PDPE_VALID(a_pVCpu, Pdpe) (!( (Pdpe).u & (a_pVCpu)->pgm.s.fGstEptMbzBigPdpteMask ))
135# define GST_IS_PML4E_VALID(a_pVCpu, Pml4e) (!( (Pml4e).u & (a_pVCpu)->pgm.s.fGstEptMbzPml4eMask ))
136# define GST_IS_PGENTRY_PRESENT(a_pVCpu, Pge) ((Pge).u & EPT_PRESENT_MASK)
137# define GST_IS_PSE_ACTIVE(a_pVCpu) (!((a_pVCpu)->pgm.s.fGstEptMbzBigPdeMask & EPT_E_BIT_LEAF))
138# define GST_IS_NX_ACTIVE(a_pVCpu) (pgmGstIsNoExecuteActive(a_pVCpu))
139# define BTH_IS_NP_ACTIVE(pVM) (false)
140#endif
141
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