PGMGstDefs.h revision b40179b44fea65b72b2f226f62af1ed7bd3c48fc
ba8183e1a0c699f5b5131a03e157fc7e39ed3009vboxsync * VBox - Page Manager, Guest Paging Template - All context code.
462e60a19d02a99b2b1a5c08dff74bb0808d707cvboxsync * Copyright (C) 2006-2010 Oracle Corporation
ba8183e1a0c699f5b5131a03e157fc7e39ed3009vboxsync * This file is part of VirtualBox Open Source Edition (OSE), as
ba8183e1a0c699f5b5131a03e157fc7e39ed3009vboxsync * available from http://www.virtualbox.org. This file is free software;
ba8183e1a0c699f5b5131a03e157fc7e39ed3009vboxsync * you can redistribute it and/or modify it under the terms of the GNU
ba8183e1a0c699f5b5131a03e157fc7e39ed3009vboxsync * General Public License (GPL) as published by the Free Software
ba8183e1a0c699f5b5131a03e157fc7e39ed3009vboxsync * Foundation, in version 2 as it comes in the "COPYING" file of the
ba8183e1a0c699f5b5131a03e157fc7e39ed3009vboxsync * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
ba8183e1a0c699f5b5131a03e157fc7e39ed3009vboxsync * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
ba8183e1a0c699f5b5131a03e157fc7e39ed3009vboxsync/*******************************************************************************
ba8183e1a0c699f5b5131a03e157fc7e39ed3009vboxsync* Defined Constants And Macros *
ba8183e1a0c699f5b5131a03e157fc7e39ed3009vboxsync*******************************************************************************/
ba8183e1a0c699f5b5131a03e157fc7e39ed3009vboxsync# define GST_IS_NX_ACTIVE(pVCpu) (true && This_should_perhaps_not_be_used_in_this_context)
462e60a19d02a99b2b1a5c08dff74bb0808d707cvboxsync# if PGM_SHW_TYPE == PGM_TYPE_32BIT /* Same as shadow paging, but no PGMSHWPTEPAE. */
ba8183e1a0c699f5b5131a03e157fc7e39ed3009vboxsync# define GST_IS_NX_ACTIVE(pVCpu) (pgmGstIsNoExecuteActive(pVCpu))
ba8183e1a0c699f5b5131a03e157fc7e39ed3009vboxsync# if PGM_GST_TYPE == PGM_TYPE_PROT /* (comment at top of PGMAllBth.h) */
462e60a19d02a99b2b1a5c08dff74bb0808d707cvboxsync# define BTH_IS_NP_ACTIVE(pVM) (pVM->pgm.s.fNestedPaging)
462e60a19d02a99b2b1a5c08dff74bb0808d707cvboxsync# define GST_GET_PTE_GCPHYS(Pte) ((Pte).u & GST_PTE_PG_MASK)
ba8183e1a0c699f5b5131a03e157fc7e39ed3009vboxsync# define GST_GET_PDE_GCPHYS(Pde) (true && This_should_perhaps_not_be_used_in_this_context) //??
a2828f06a7a97fd85445ed5b2c5cb6a12a185d1dvboxsync# define GST_GET_BIG_PDE_GCPHYS(Pde) (true && This_should_perhaps_not_be_used_in_this_context) //??
462e60a19d02a99b2b1a5c08dff74bb0808d707cvboxsync# define GST_GET_PTE_SHW_FLAGS(pVCpu, Pte) ((Pte).u & (X86_PTE_P | X86_PTE_RW | X86_PTE_US | X86_PTE_A | X86_PTE_D | X86_PTE_G)) /**< @todo Could return P|RW|US|A|D here without consulting the PTE. */
462e60a19d02a99b2b1a5c08dff74bb0808d707cvboxsync# define GST_GET_PDE_SHW_FLAGS(pVCpu, Pde) (true && This_should_perhaps_not_be_used_in_this_context) //??
462e60a19d02a99b2b1a5c08dff74bb0808d707cvboxsync# define GST_GET_BIG_PDE_SHW_FLAGS(pVCpu, Pde) (true && This_should_perhaps_not_be_used_in_this_context) //??
ba8183e1a0c699f5b5131a03e157fc7e39ed3009vboxsync# define GST_GET_BIG_PDE_SHW_FLAGS_4_PTE(pVCpu, Pde) (true && This_should_perhaps_not_be_used_in_this_context) //??
5d69af51557e9e9db029ecd243e820383af49b18vboxsync# define GST_IS_PSE_ACTIVE(pVCpu) (false && This_should_not_be_used_in_this_context)
462e60a19d02a99b2b1a5c08dff74bb0808d707cvboxsync# define GST_BIG_PAGE_OFFSET_MASK X86_PAGE_4M_OFFSET_MASK
16db1eeb97dd76f4d94b4808171fb14461b135d2vboxsync# define GST_GET_PTE_GCPHYS(Pte) ((Pte).u & GST_PDE_PG_MASK)
16db1eeb97dd76f4d94b4808171fb14461b135d2vboxsync# define GST_GET_PDE_GCPHYS(Pde) ((Pde).u & GST_PDE_PG_MASK)
16db1eeb97dd76f4d94b4808171fb14461b135d2vboxsync# define GST_GET_BIG_PDE_GCPHYS(pVM, Pde) pgmGstGet4MBPhysPage(&(pVM)->pgm.s, Pde)
462e60a19d02a99b2b1a5c08dff74bb0808d707cvboxsync# define GST_GET_PDE_SHW_FLAGS(pVCpu, Pde) ((Pde).u & (X86_PDE_P | X86_PDE_RW | X86_PDE_US | X86_PDE_A))
16db1eeb97dd76f4d94b4808171fb14461b135d2vboxsync ((Pde).u & (X86_PDE4M_P | X86_PDE4M_RW | X86_PDE4M_US | X86_PDE4M_A))
462e60a19d02a99b2b1a5c08dff74bb0808d707cvboxsync# define GST_GET_BIG_PDE_SHW_FLAGS_4_PTE(pVCpu, Pde) \
d528a04fa09ef242ac61f49472a5f1027b6b33e5vboxsync ((Pde).u & (X86_PDE4M_P | X86_PDE4M_RW | X86_PDE4M_US | X86_PDE4M_A | X86_PDE4M_D | X86_PDE4M_G))
16db1eeb97dd76f4d94b4808171fb14461b135d2vboxsync# define GST_GET_PTE_SHW_FLAGS(pVCpu, Pte) ((Pte).u & (X86_PTE_P | X86_PTE_RW | X86_PTE_US | X86_PTE_A | X86_PTE_D | X86_PTE_G))
d528a04fa09ef242ac61f49472a5f1027b6b33e5vboxsync# define GST_IS_BIG_PDE_VALID(pVCpu, Pde) (!( (Pde).u & (pVCpu)->pgm.s.fGst32BitMbzBigPdeMask ))
d528a04fa09ef242ac61f49472a5f1027b6b33e5vboxsync//# define GST_IS_PDPE_VALID(pVCpu, Pdpe) (false)
d528a04fa09ef242ac61f49472a5f1027b6b33e5vboxsync//# define GST_IS_BIG_PDPE_VALID(pVCpu, Pdpe) (false)
d528a04fa09ef242ac61f49472a5f1027b6b33e5vboxsync//# define GST_IS_PML4E_VALID(pVCpu, Pml4e) (false)
d528a04fa09ef242ac61f49472a5f1027b6b33e5vboxsync# define GST_IS_PSE_ACTIVE(pVCpu) pgmGst32BitIsPageSizeExtActive(pVCpu)
d528a04fa09ef242ac61f49472a5f1027b6b33e5vboxsync# define GST_BIG_PAGE_OFFSET_MASK X86_PAGE_2M_OFFSET_MASK
d528a04fa09ef242ac61f49472a5f1027b6b33e5vboxsync# define GST_GET_PTE_GCPHYS(Pte) ((Pte).u & GST_PTE_PG_MASK)
d528a04fa09ef242ac61f49472a5f1027b6b33e5vboxsync# define GST_GET_PDE_GCPHYS(Pde) ((Pde).u & GST_PDE_PG_MASK)
462e60a19d02a99b2b1a5c08dff74bb0808d707cvboxsync# define GST_GET_BIG_PDE_GCPHYS(pVM, Pde) ((Pde).u & GST_PDE_BIG_PG_MASK)
462e60a19d02a99b2b1a5c08dff74bb0808d707cvboxsync# define GST_GET_PTE_SHW_FLAGS(pVCpu, Pte) ((Pte).u & (pVCpu)->pgm.s.fGst64ShadowedPteMask )
462e60a19d02a99b2b1a5c08dff74bb0808d707cvboxsync# define GST_GET_PDE_SHW_FLAGS(pVCpu, Pde) ((Pde).u & (pVCpu)->pgm.s.fGst64ShadowedPdeMask )
462e60a19d02a99b2b1a5c08dff74bb0808d707cvboxsync# define GST_GET_BIG_PDE_SHW_FLAGS(pVCpu, Pde) ((Pde).u & (pVCpu)->pgm.s.fGst64ShadowedBigPdeMask )
462e60a19d02a99b2b1a5c08dff74bb0808d707cvboxsync# define GST_GET_BIG_PDE_SHW_FLAGS_4_PTE(pVCpu, Pde) ((Pde).u & (pVCpu)->pgm.s.fGst64ShadowedBigPde4PteMask )
4171ffb38eb8720b2ae9a8d13e95103ab26cfd12vboxsync# define GST_TOTAL_PD_ENTRIES (X86_PG_PAE_ENTRIES * X86_PG_PAE_PDPE_ENTRIES)
4171ffb38eb8720b2ae9a8d13e95103ab26cfd12vboxsync# define GST_IS_PTE_VALID(pVCpu, Pte) (!( (Pte).u & (pVCpu)->pgm.s.fGstPaeMbzPteMask ))
4171ffb38eb8720b2ae9a8d13e95103ab26cfd12vboxsync# define GST_IS_PDE_VALID(pVCpu, Pde) (!( (Pde).u & (pVCpu)->pgm.s.fGstPaeMbzPdeMask ))
4171ffb38eb8720b2ae9a8d13e95103ab26cfd12vboxsync# define GST_IS_BIG_PDE_VALID(pVCpu, Pde) (!( (Pde).u & (pVCpu)->pgm.s.fGstPaeMbzBigPdeMask ))
4171ffb38eb8720b2ae9a8d13e95103ab26cfd12vboxsync# define GST_IS_PDPE_VALID(pVCpu, Pdpe) (!( (Pdpe).u & (pVCpu)->pgm.s.fGstPaeMbzPdpeMask ))
4171ffb38eb8720b2ae9a8d13e95103ab26cfd12vboxsync//# define GST_IS_BIG_PDPE_VALID(pVCpu, Pdpe) (false)
4171ffb38eb8720b2ae9a8d13e95103ab26cfd12vboxsync//# define GST_IS_PML4E_VALID(pVCpu, Pml4e) (false)
4171ffb38eb8720b2ae9a8d13e95103ab26cfd12vboxsync# define GST_TOTAL_PD_ENTRIES (X86_PG_AMD64_ENTRIES * X86_PG_AMD64_PDPE_ENTRIES)
4171ffb38eb8720b2ae9a8d13e95103ab26cfd12vboxsync# define GST_IS_PTE_VALID(pVCpu, Pte) (!( (Pte).u & (pVCpu)->pgm.s.fGstAmd64MbzPteMask ))
4171ffb38eb8720b2ae9a8d13e95103ab26cfd12vboxsync# define GST_IS_PDE_VALID(pVCpu, Pde) (!( (Pde).u & (pVCpu)->pgm.s.fGstAmd64MbzPdeMask ))
4171ffb38eb8720b2ae9a8d13e95103ab26cfd12vboxsync# define GST_IS_BIG_PDE_VALID(pVCpu, Pde) (!( (Pde).u & (pVCpu)->pgm.s.fGstAmd64MbzBigPdeMask ))
4171ffb38eb8720b2ae9a8d13e95103ab26cfd12vboxsync# define GST_IS_PDPE_VALID(pVCpu, Pdpe) (!( (Pdpe).u & (pVCpu)->pgm.s.fGstAmd64MbzPdpeMask ))
4171ffb38eb8720b2ae9a8d13e95103ab26cfd12vboxsync# define GST_IS_BIG_PDPE_VALID(pVCpu, Pdpe) (!( (Pdpe).u & (pVCpu)->pgm.s.fGstAmd64MbzBigPdpeMask ))
4171ffb38eb8720b2ae9a8d13e95103ab26cfd12vboxsync# define GST_IS_PML4E_VALID(pVCpu, Pml4e) (!( (Pml4e).u & (pVCpu)->pgm.s.fGstAmd64MbzPml4eMask ))