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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-11 08:17:27 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-11 08:17:27 +0000 |
commit | f215e02bf85f68d3a6106c2a1f4f7f063f819064 (patch) | |
tree | 6bb5b92c046312c4e95ac2620b10ddf482d3fa8b /include/VBox/vmm/gcm.h | |
parent | Initial commit. (diff) | |
download | virtualbox-f215e02bf85f68d3a6106c2a1f4f7f063f819064.tar.xz virtualbox-f215e02bf85f68d3a6106c2a1f4f7f063f819064.zip |
Adding upstream version 7.0.14-dfsg.upstream/7.0.14-dfsg
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | include/VBox/vmm/gcm.h | 95 |
1 files changed, 95 insertions, 0 deletions
diff --git a/include/VBox/vmm/gcm.h b/include/VBox/vmm/gcm.h new file mode 100644 index 00000000..d3a513d7 --- /dev/null +++ b/include/VBox/vmm/gcm.h @@ -0,0 +1,95 @@ +/** @file + * GCM - Guest Compatibility Manager. + */ + +/* + * Copyright (C) 2022-2023 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_gcm_h +#define VBOX_INCLUDED_vmm_gcm_h +#ifndef RT_WITHOUT_PRAGMA_ONCE +# pragma once +#endif + +#include <VBox/cdefs.h> +#include <VBox/types.h> +#include <VBox/param.h> + +#include <VBox/vmm/cpum.h> +#include <VBox/vmm/pdmifs.h> + +RT_C_DECLS_BEGIN + +/** @defgroup grp_gcm The Guest Compatibility Manager API + * @ingroup grp_vmm + * @{ + */ + +/** + * GCM Fixer Identifiers. + * @remarks Part of saved state! + */ +typedef enum GCMFIXERID +{ + /** None. */ + GCMFIXER_NONE = 0, + /** DOS division by zero, the worst. Includes Windows 3.x. */ + GCMFIXER_DBZ_DOS = RT_BIT(0), + /** OS/2 (any version) division by zero. */ + GCMFIXER_DBZ_OS2 = RT_BIT(1), + /** Windows 9x division by zero. */ + GCMFIXER_DBZ_WIN9X = RT_BIT(2), + /** 32-bit hack. */ + GCMFIXER_32BIT_HACK = 0x7fffffff +} GCMFIXERID; +AssertCompileSize(GCMFIXERID, sizeof(uint32_t)); + + +#ifdef IN_RING3 +/** @defgroup grp_gcm_r3 The GCM Host Context Ring-3 API + * @{ + */ +VMMR3_INT_DECL(int) GCMR3Init(PVM pVM); +VMMR3_INT_DECL(void) GCMR3Relocate(PVM pVM, RTGCINTPTR offDelta); +VMMR3_INT_DECL(int) GCMR3Term(PVM pVM); +VMMR3_INT_DECL(void) GCMR3Reset(PVM pVM); +/** @} */ +#endif /* IN_RING3 */ + +VMMDECL(bool) GCMIsEnabled(PVM pVM); +VMM_INT_DECL(bool) GCMShouldTrapXcptDE(PVMCPUCC pVCpu); +VMM_INT_DECL(VBOXSTRICTRC) GCMXcptDE(PVMCPUCC pVCpu, PCPUMCTX pCtx, PDISCPUSTATE pDis, uint8_t *pcbInstr); +/** @} */ + +RT_C_DECLS_END + +#endif /* !VBOX_INCLUDED_vmm_gcm_h */ + |