| 1 | /* $Id: bs3-cmn-TrapSetJmpAndRestoreWithExtCtx.c 95496 2022-07-04 09:56:50Z vboxsync $ */
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| 2 | /** @file
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| 3 | * BS3Kit - Bs3TrapSetJmpAndRestoreWithExtCtx
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| 4 | */
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| 5 |
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| 6 | /*
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| 7 | * Copyright (C) 2007-2022 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 | * The contents of this file may alternatively be used under the terms
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| 18 | * of the Common Development and Distribution License Version 1.0
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| 19 | * (CDDL) only, as it comes in the "COPYING.CDDL" file of the
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| 20 | * VirtualBox OSE distribution, in which case the provisions of the
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| 21 | * CDDL are applicable instead of those of the GPL.
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| 22 | *
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| 23 | * You may elect to license modified versions of this file under the
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| 24 | * terms and conditions of either the GPL or the CDDL or both.
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| 25 | */
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| 26 |
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| 27 |
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| 28 | /*********************************************************************************************************************************
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| 29 | * Header Files *
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| 30 | *********************************************************************************************************************************/
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| 31 | #include "bs3kit-template-header.h"
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| 32 |
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| 33 |
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| 34 | #undef Bs3TrapSetJmpAndRestoreWithExtCtx
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| 35 | BS3_CMN_DEF(void, Bs3TrapSetJmpAndRestoreWithExtCtx,(PCBS3REGCTX pCtxRestore, PCBS3EXTCTX pExtCtxRestore,
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| 36 | PBS3TRAPFRAME pTrapFrame, PBS3EXTCTX pExtCtxTrap))
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| 37 | {
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| 38 | /* ASSUMES compile emits no SSE instructions between the calls here
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| 39 | (only a potential issue in 64-bit mode). */
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| 40 | Bs3ExtCtxRestoreEx(pExtCtxRestore);
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| 41 | if (Bs3TrapSetJmp(pTrapFrame))
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| 42 | {
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| 43 | #if TMPL_BITS == 32
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| 44 | g_uBs3TrapEipHint = pCtxRestore->rip.u32;
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| 45 | #endif
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| 46 | Bs3RegCtxRestore(pCtxRestore, BS3REGCTXRESTORE_F_NO_V86_ASSIST);
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| 47 | }
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| 48 | g_fBs3TrapNoV86Assist = false;
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| 49 | Bs3ExtCtxSaveEx(pExtCtxTrap);
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| 50 | }
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| 51 |
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