diff options
Diffstat (limited to '')
-rw-r--r-- | src/VBox/ValidationKit/bootsectors/bs3kit/bs3-cmn-RegCtxSaveForMode.c | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/src/VBox/ValidationKit/bootsectors/bs3kit/bs3-cmn-RegCtxSaveForMode.c b/src/VBox/ValidationKit/bootsectors/bs3kit/bs3-cmn-RegCtxSaveForMode.c new file mode 100644 index 00000000..517d35a2 --- /dev/null +++ b/src/VBox/ValidationKit/bootsectors/bs3kit/bs3-cmn-RegCtxSaveForMode.c @@ -0,0 +1,65 @@ +/* $Id: bs3-cmn-RegCtxSaveForMode.c $ */ +/** @file + * BS3Kit - Bs3RegCtxSaveForMode + */ + +/* + * 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" + + +#undef Bs3RegCtxSaveForMode +BS3_CMN_DEF(void, Bs3RegCtxSaveForMode,(PBS3REGCTX pRegCtx, uint8_t bMode, uint16_t cbExtraStack)) +{ + if ( bMode != BS3_MODE_RM +#if ARCH_BIT == 16 + || g_bBs3CurrentMode == BS3_MODE_RM +#endif + ) + { + BS3_ASSERT((bMode & BS3_MODE_SYS_MASK) == (g_bBs3CurrentMode & BS3_MODE_SYS_MASK)); + Bs3RegCtxSaveEx(pRegCtx, bMode, cbExtraStack); + } + else + { +#if ARCH_BIT == 64 + BS3_ASSERT(0); /* No V86 mode in LM! */ +#endif + Bs3RegCtxSaveEx(pRegCtx, (bMode & ~BS3_MODE_CODE_MASK) | BS3_MODE_CODE_V86, cbExtraStack); + Bs3RegCtxConvertV86ToRm(pRegCtx); + } +} + |