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Diffstat (limited to 'include/VBox/vmm/selm.h')
| -rw-r--r-- | include/VBox/vmm/selm.h | 114 |
1 files changed, 114 insertions, 0 deletions
diff --git a/include/VBox/vmm/selm.h b/include/VBox/vmm/selm.h new file mode 100644 index 00000000..1b68e3f5 --- /dev/null +++ b/include/VBox/vmm/selm.h @@ -0,0 +1,114 @@ +/** @file + * SELM - The Selector Manager. + */ + +/* + * Copyright (C) 2006-2022 Oracle and/or its affiliates. + * + * This file is part of VirtualBox base platform packages, as + * available from https://www.virtualbox.org. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation, in version 3 of the + * License. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see <https://www.gnu.org/licenses>. + * + * The contents of this file may alternatively be used under the terms + * of the Common Development and Distribution License Version 1.0 + * (CDDL), a copy of it is provided in the "COPYING.CDDL" file included + * in the VirtualBox 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. + * + * SPDX-License-Identifier: GPL-3.0-only OR CDDL-1.0 + */ + +#ifndef VBOX_INCLUDED_vmm_selm_h +#define VBOX_INCLUDED_vmm_selm_h +#ifndef RT_WITHOUT_PRAGMA_ONCE +# pragma once +#endif + +#include <VBox/types.h> +#include <iprt/x86.h> +#include <VBox/dis.h> +#include <VBox/vmm/dbgfsel.h> + + +RT_C_DECLS_BEGIN + +/** @defgroup grp_selm The Selector Monitor(/Manager) API + * @ingroup grp_vmm + * @{ + */ + +VMMDECL(int) SELMGetTSSInfo(PVM pVM, PVMCPU pVCpu, PRTGCUINTPTR pGCPtrTss, PRTGCUINTPTR pcbTss, bool *pfCanHaveIOBitmap); +VMMDECL(RTGCPTR) SELMToFlat(PVMCPUCC pVCpu, unsigned idxSeg, PCPUMCTX pCtx, RTGCPTR Addr); +VMMDECL(RTGCPTR) SELMToFlatBySel(PVM pVM, RTSEL Sel, RTGCPTR Addr); + +/** Flags for SELMToFlatEx(). + * @{ */ +/** Don't check the RPL,DPL or CPL. */ +#define SELMTOFLAT_FLAGS_NO_PL RT_BIT(8) +/** Flags contains CPL information. */ +#define SELMTOFLAT_FLAGS_HAVE_CPL RT_BIT(9) +/** CPL is 3. */ +#define SELMTOFLAT_FLAGS_CPL3 3 +/** CPL is 2. */ +#define SELMTOFLAT_FLAGS_CPL2 2 +/** CPL is 1. */ +#define SELMTOFLAT_FLAGS_CPL1 1 +/** CPL is 0. */ +#define SELMTOFLAT_FLAGS_CPL0 0 +/** Get the CPL from the flags. */ +#define SELMTOFLAT_FLAGS_CPL(fFlags) ((fFlags) & X86_SEL_RPL) +#define SELMTOFLAT_FLAGS_HYPER RT_BIT(10) +/** @} */ + +VMMDECL(int) SELMToFlatEx(PVMCPU pVCpu, unsigned idxSeg, PCPUMCTX pCtx, RTGCPTR Addr, uint32_t fFlags, PRTGCPTR ppvGC); +VMMDECL(int) SELMValidateAndConvertCSAddr(PVMCPU pVCpu, uint32_t fEFlags, RTSEL SelCPL, RTSEL SelCS, + PCPUMSELREG pSRegCS, RTGCPTR Addr, PRTGCPTR ppvFlat); +#ifdef VBOX_WITH_RAW_MODE +VMM_INT_DECL(void) SELMLoadHiddenSelectorReg(PVMCPU pVCpu, PCCPUMCTX pCtx, PCPUMSELREG pSReg); +#endif + + +#ifdef IN_RING3 +/** @defgroup grp_selm_r3 The SELM ring-3 Context API + * @{ + */ +VMMR3DECL(int) SELMR3Init(PVM pVM); +VMMR3DECL(void) SELMR3Relocate(PVM pVM); +VMMR3DECL(int) SELMR3Term(PVM pVM); +VMMR3DECL(void) SELMR3Reset(PVM pVM); +VMMR3DECL(int) SELMR3GetSelectorInfo(PVMCPU pVCpu, RTSEL Sel, PDBGFSELINFO pSelInfo); +VMMR3DECL(void) SELMR3DumpDescriptor(X86DESC Desc, RTSEL Sel, const char *pszMsg); +VMMR3DECL(void) SELMR3DumpGuestGDT(PVM pVM); +VMMR3DECL(void) SELMR3DumpGuestLDT(PVM pVM); + +/** @def SELMR3_DEBUG_CHECK + * Invokes SELMR3DebugCheck in stricts builds. */ +# ifdef VBOX_STRICT +# define SELMR3_DEBUG_CHECK(pVM) SELMR3DebugCheck(pVM) +# else +# define SELMR3_DEBUG_CHECK(pVM) do { } while (0) +# endif +/** @} */ +#endif /* IN_RING3 */ + +/** @} */ + +RT_C_DECLS_END + +#endif /* !VBOX_INCLUDED_vmm_selm_h */ + |