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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-06 03:01:46 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-06 03:01:46 +0000
commitf8fe689a81f906d1b91bb3220acde2a4ecb14c5b (patch)
tree26484e9d7e2c67806c2d1760196ff01aaa858e8c /src/VBox/ValidationKit/bootsectors/bs3kit/bs3-first-init-all-pe32.asm
parentInitial commit. (diff)
downloadvirtualbox-f8fe689a81f906d1b91bb3220acde2a4ecb14c5b.tar.xz
virtualbox-f8fe689a81f906d1b91bb3220acde2a4ecb14c5b.zip
Adding upstream version 6.0.4-dfsg.upstream/6.0.4-dfsgupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/VBox/ValidationKit/bootsectors/bs3kit/bs3-first-init-all-pe32.asm')
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diff --git a/src/VBox/ValidationKit/bootsectors/bs3kit/bs3-first-init-all-pe32.asm b/src/VBox/ValidationKit/bootsectors/bs3kit/bs3-first-init-all-pe32.asm
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@@ -0,0 +1,59 @@
+; $Id: bs3-first-init-all-pe32.asm $
+;; @file
+; BS3Kit - First Object, calling 32-bit protected mode main() after full init.
+;
+
+;
+; Copyright (C) 2007-2019 Oracle Corporation
+;
+; This file is part of VirtualBox Open Source Edition (OSE), as
+; available from http://www.virtualbox.org. This file is free software;
+; you can redistribute it and/or modify it under the terms of the GNU
+; General Public License (GPL) as published by the Free Software
+; Foundation, in version 2 as it comes in the "COPYING" file of the
+; VirtualBox OSE distribution. VirtualBox OSE is distributed in the
+; hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
+;
+; The contents of this file may alternatively be used under the terms
+; of the Common Development and Distribution License Version 1.0
+; (CDDL) only, as it comes in the "COPYING.CDDL" file of the
+; VirtualBox OSE 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.
+;
+
+
+;
+; Segment defs, grouping and related variables.
+; Defines the entry point 'start' as well, leaving us in BS3TEXT16.
+;
+%include "bs3-first-common.mac"
+
+extern NAME(Bs3InitAll_rm)
+extern NAME(Bs3SwitchToPE32_rm)
+
+;; Entry point.
+ push word 0 ; zero return address.
+ push word 0 ; zero caller BP
+ mov bp, sp
+
+ ;
+ ; Init all while we're in real mode.
+ ;
+ mov ax, BS3_SEL_DATA16
+ mov es, ax
+ mov ds, ax
+ call NAME(Bs3InitAll_rm)
+
+ ;
+ ; Switch to 32-bit protected mode and call main.
+ ;
+ call NAME(Bs3SwitchToPE32_rm)
+ BS3_SET_BITS 32
+ call _Main_pe32
+extern _Main_pe32
+BS3_EXTERN_CMN Bs3Shutdown
+ call Bs3Shutdown
+