| 1 | ; $Id: bs3-first-init-all-pp32.asm 96407 2022-08-22 17:43:14Z vboxsync $
|
|---|
| 2 | ;; @file
|
|---|
| 3 | ; BS3Kit - First Object, calling 32-bit paged protected mode main() after full init.
|
|---|
| 4 | ;
|
|---|
| 5 |
|
|---|
| 6 | ;
|
|---|
| 7 | ; Copyright (C) 2007-2022 Oracle and/or its affiliates.
|
|---|
| 8 | ;
|
|---|
| 9 | ; This file is part of VirtualBox base platform packages, as
|
|---|
| 10 | ; available from https://www.virtualbox.org.
|
|---|
| 11 | ;
|
|---|
| 12 | ; This program is free software; you can redistribute it and/or
|
|---|
| 13 | ; modify it under the terms of the GNU General Public License
|
|---|
| 14 | ; as published by the Free Software Foundation, in version 3 of the
|
|---|
| 15 | ; License.
|
|---|
| 16 | ;
|
|---|
| 17 | ; This program is distributed in the hope that it will be useful, but
|
|---|
| 18 | ; WITHOUT ANY WARRANTY; without even the implied warranty of
|
|---|
| 19 | ; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|---|
| 20 | ; General Public License for more details.
|
|---|
| 21 | ;
|
|---|
| 22 | ; You should have received a copy of the GNU General Public License
|
|---|
| 23 | ; along with this program; if not, see <https://www.gnu.org/licenses>.
|
|---|
| 24 | ;
|
|---|
| 25 | ; The contents of this file may alternatively be used under the terms
|
|---|
| 26 | ; of the Common Development and Distribution License Version 1.0
|
|---|
| 27 | ; (CDDL), a copy of it is provided in the "COPYING.CDDL" file included
|
|---|
| 28 | ; in the VirtualBox distribution, in which case the provisions of the
|
|---|
| 29 | ; CDDL are applicable instead of those of the GPL.
|
|---|
| 30 | ;
|
|---|
| 31 | ; You may elect to license modified versions of this file under the
|
|---|
| 32 | ; terms and conditions of either the GPL or the CDDL or both.
|
|---|
| 33 | ;
|
|---|
| 34 | ; SPDX-License-Identifier: GPL-3.0-only OR CDDL-1.0
|
|---|
| 35 | ;
|
|---|
| 36 |
|
|---|
| 37 |
|
|---|
| 38 | ;
|
|---|
| 39 | ; Segment defs, grouping and related variables.
|
|---|
| 40 | ; Defines the entry point 'start' as well, leaving us in BS3TEXT16.
|
|---|
| 41 | ;
|
|---|
| 42 | %include "bs3-first-common.mac"
|
|---|
| 43 |
|
|---|
| 44 | extern NAME(Bs3InitAll_rm)
|
|---|
| 45 | extern NAME(Bs3SwitchToPP32_rm)
|
|---|
| 46 |
|
|---|
| 47 | ;; Entry point.
|
|---|
| 48 | push word 0 ; zero return address.
|
|---|
| 49 | push word 0 ; zero caller BP
|
|---|
| 50 | mov bp, sp
|
|---|
| 51 |
|
|---|
| 52 | ;
|
|---|
| 53 | ; Init all while we're in real mode.
|
|---|
| 54 | ;
|
|---|
| 55 | mov ax, BS3_SEL_DATA16
|
|---|
| 56 | mov es, ax
|
|---|
| 57 | mov ds, ax
|
|---|
| 58 | call NAME(Bs3InitAll_rm)
|
|---|
| 59 |
|
|---|
| 60 | ;
|
|---|
| 61 | ; Switch to 32-bit protected mode and call main.
|
|---|
| 62 | ;
|
|---|
| 63 | call NAME(Bs3SwitchToPP32_rm)
|
|---|
| 64 | BS3_SET_BITS 32
|
|---|
| 65 | call _Main_pp32
|
|---|
| 66 | extern _Main_pp32
|
|---|
| 67 | BS3_EXTERN_CMN Bs3Shutdown
|
|---|
| 68 | call Bs3Shutdown
|
|---|
| 69 |
|
|---|
