; $Id: bootsector2-boot-registers-1.asm $ ;; @file ; Bootsector that prints the register status at boot. ; ; ; 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 . ; ; 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 ; %include "iprt/asmdefs.mac" %include "iprt/x86.mac" %include "VBox/VMMDevTesting.mac" ; ; Initialize in real mode, preserving the registers. ; %define BS2_INIT_RM %define BS2_INIT_SAVE_REGS %include "bootsector2-common-init-code.mac" main: mov ax, BS2_REG_SAVE_ADDR call NAME(TestDumpRegisters_r86) xor ax, ax mov al, [es:di] push ax mov al, [es:di + 1] push ax mov al, [es:di + 2] push ax mov al, [es:di + 3] push ax push ds push .s_szPnpFmt1 call NAME(PrintF_r86) pop ax push .s_szPnpFmt2 call NAME(PrintF_r86) pop ax push .s_szPnpFmt3 call NAME(PrintF_r86) call NAME(Bs2Panic) .s_szPnpFmt1: db 'es:di -> %RX8 %RX8 %RX8 %RX8 ',0 .s_szPnpFmt2: db '%c%c%c%c', 0 .s_szPnpFmt3: db 13, 10, 0 ; ; Pad the image so it loads cleanly. ; BS2_PAD_IMAGE the_end: