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/* $Id: bs3-cmn-TrapSetHandlerEx.c $ */
/** @file
* BS3Kit - Bs3Trap32SetHandlerEx
*/
/*
* Copyright (C) 2007-2023 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
*/
/*********************************************************************************************************************************
* Header Files *
*********************************************************************************************************************************/
#include "bs3kit-template-header.h"
#include <iprt/asm-amd64-x86.h>
/*********************************************************************************************************************************
* External Symbols *
*********************************************************************************************************************************/
extern uint16_t BS3_DATA_NM(g_apfnBs3TrapHandlers_c16)[256];
extern uint32_t BS3_DATA_NM(g_apfnBs3TrapHandlers_c32)[256];
extern uint64_t BS3_DATA_NM(g_apfnBs3TrapHandlers_c64)[256];
#undef Bs3TrapSetHandlerEx
BS3_CMN_DEF(void, Bs3TrapSetHandlerEx,(uint8_t iIdt, PFNBS3TRAPHANDLER16 pfnHandler16,
PFNBS3TRAPHANDLER32 pfnHandler32, PFNBS3TRAPHANDLER64 pfnHandler64))
{
RTCCUINTREG fFlags = ASMIntDisableFlags();
#if ARCH_BITS == 16
/* Far real mode pointers as input. */
g_apfnBs3TrapHandlers_c16[iIdt] = (uint16_t)pfnHandler16;
g_apfnBs3TrapHandlers_c32[iIdt] = Bs3SelRealModeCodeToFlat((PFNBS3FARADDRCONV)pfnHandler32);
g_apfnBs3TrapHandlers_c64[iIdt] = Bs3SelRealModeCodeToFlat((PFNBS3FARADDRCONV)pfnHandler64);
#else
/* Flat pointers as input. */
g_apfnBs3TrapHandlers_c16[iIdt] = (uint16_t)Bs3SelFlatCodeToProtFar16((uintptr_t)pfnHandler16);
g_apfnBs3TrapHandlers_c32[iIdt] = (uint32_t)(uintptr_t)pfnHandler32;
g_apfnBs3TrapHandlers_c64[iIdt] = (uintptr_t)pfnHandler64;
#endif
ASMSetFlags(fFlags);
}
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