| 1 | ; $Id: bootsector2-boot-registers-1.asm 106061 2024-09-16 14:03:52Z vboxsync $
|
|---|
| 2 | ;; @file
|
|---|
| 3 | ; Bootsector that prints the register status at boot.
|
|---|
| 4 | ;
|
|---|
| 5 |
|
|---|
| 6 | ;
|
|---|
| 7 | ; Copyright (C) 2007-2024 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 | %include "iprt/asmdefs.mac"
|
|---|
| 39 | %include "iprt/x86.mac"
|
|---|
| 40 | %include "VBox/VMMDevTesting.mac"
|
|---|
| 41 |
|
|---|
| 42 | ;
|
|---|
| 43 | ; Initialize in real mode, preserving the registers.
|
|---|
| 44 | ;
|
|---|
| 45 | %define BS2_INIT_RM
|
|---|
| 46 | %define BS2_INIT_SAVE_REGS
|
|---|
| 47 | %include "bootsector2-common-init-code.mac"
|
|---|
| 48 |
|
|---|
| 49 | main:
|
|---|
| 50 | mov ax, BS2_REG_SAVE_ADDR
|
|---|
| 51 | call NAME(TestDumpRegisters_r86)
|
|---|
| 52 |
|
|---|
| 53 | xor ax, ax
|
|---|
| 54 | mov al, [es:di]
|
|---|
| 55 | push ax
|
|---|
| 56 | mov al, [es:di + 1]
|
|---|
| 57 | push ax
|
|---|
| 58 | mov al, [es:di + 2]
|
|---|
| 59 | push ax
|
|---|
| 60 | mov al, [es:di + 3]
|
|---|
| 61 | push ax
|
|---|
| 62 | push ds
|
|---|
| 63 | push .s_szPnpFmt1
|
|---|
| 64 | call NAME(PrintF_r86)
|
|---|
| 65 | pop ax
|
|---|
| 66 | push .s_szPnpFmt2
|
|---|
| 67 | call NAME(PrintF_r86)
|
|---|
| 68 | pop ax
|
|---|
| 69 | push .s_szPnpFmt3
|
|---|
| 70 | call NAME(PrintF_r86)
|
|---|
| 71 |
|
|---|
| 72 | call NAME(Bs2Panic)
|
|---|
| 73 |
|
|---|
| 74 | .s_szPnpFmt1:
|
|---|
| 75 | db 'es:di -> %RX8 %RX8 %RX8 %RX8 ',0
|
|---|
| 76 | .s_szPnpFmt2:
|
|---|
| 77 | db '%c%c%c%c', 0
|
|---|
| 78 | .s_szPnpFmt3:
|
|---|
| 79 | db 13, 10, 0
|
|---|
| 80 |
|
|---|
| 81 | ;
|
|---|
| 82 | ; Pad the image so it loads cleanly.
|
|---|
| 83 | ;
|
|---|
| 84 | BS2_PAD_IMAGE
|
|---|
| 85 | the_end:
|
|---|
| 86 |
|
|---|
