214dfed06b
git-svn-id: https://svn.code.sf.net/p/freedos/svn/kernel/trunk@57 6ac86273-5f31-0410-b378-82cca8765d1b
155 lines
4.0 KiB
PHP
155 lines
4.0 KiB
PHP
;
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; File:
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; stacks.inc
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; Description:
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; Macro support for register stack frame
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;
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; Copyright (c) 1998
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; Pasquale J. Villani
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; All Rights Reserved
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;
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; This file is part of DOS-C.
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;
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; DOS-C is free software; you can redistribute it and/or
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; modify it under the terms of the GNU General Public License
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; as published by the Free Software Foundation; either version
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; 2, or (at your option) any later version.
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;
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; DOS-C is distributed in the hope that it will be useful, but
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; WITHOUT ANY WARRANTY; without even the implied warranty of
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; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See
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; the GNU General Public License for more details.
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;
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; You should have received a copy of the GNU General Public
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; License along with DOS-C; see the file COPYING. If not,
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; write to the Free Software Foundation, 675 Mass Ave,
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; Cambridge, MA 02139, USA.
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;
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; $Logfile: C:/dos-c/hdr/stacks.inv $
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;
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; $Id$
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;
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; $Log$
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; Revision 1.5 2000/08/06 04:18:21 jimtabor
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; See history.txt
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;
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; Revision 1.4 2000/05/26 19:46:52 jimtabor
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; Read History file for Change info
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;
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; Revision 1.3 2000/05/25 20:56:19 jimtabor
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; Fixed project history
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;
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; Revision 1.2 2000/05/08 04:28:22 jimtabor
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; Update CVS to 2020
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;
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; Revision 1.1.1.1 2000/05/06 19:34:53 jhall1
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; The FreeDOS Kernel. A DOS kernel that aims to be 100% compatible with
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; MS-DOS. Distributed under the GNU GPL.
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;
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; Revision 1.3 2000/03/09 06:06:38 kernel
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; 2017f updates by James Tabor
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;
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; Revision 1.2 1999/08/10 17:56:26 jprice
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; ror4 2011-02 patch
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;
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; Revision 1.1.1.1 1999/03/29 15:39:35 jprice
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; New version without IPL.SYS
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;
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; Revision 1.3 1999/02/01 01:40:06 jprice
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; Clean up
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;
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; Revision 1.2 1999/01/22 04:17:40 jprice
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; Formating
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;
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; Revision 1.1.1.1 1999/01/20 05:51:01 jprice
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; Imported sources
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;
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;
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; Rev 1.0 07 Feb 1998 20:59:16 patv
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;Modified stack frame to match DOS standard
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; $EndLog$
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;
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; Standard stack frame used throughout DOS-C
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;
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; MS-DOS specific
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;
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; +---------------+
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; | irp hi | 26
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; +---------------+
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; | irp low | 24
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; +---------------+
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; | flags | 22
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; +---------------+
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; | cs | 20
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; +---------------+
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; | ip | 18
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; +---------------+
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; | es | 16
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; +---------------+
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; | ds | 14
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; +---------------+
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; | bp | 12
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; +---------------+
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; | di | 10
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; +---------------+
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; | si | 8
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; +---------------+
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; | dx | 6
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; +---------------+
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; | cx | 4
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; +---------------+
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; | bx | 2
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; +---------------+
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; | ax | 0
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; +---------------+
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;
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;; Note: The order of the pushed registers _must_ match with the definition
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;; of the "iregs" structure within PCB.H, because a pointer to the last
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;; pushed register is used as a pointer to a "iregs" structure within the
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;; called C sources! -- 2000/03/22 ska
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; Don't use `struc RegFrame' etc. here because it interferes with segment
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; definitions.
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reg_ax equ 0
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reg_bx equ 2
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reg_cx equ 4
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reg_dx equ 6
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reg_si equ 8
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reg_di equ 10
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reg_bp equ 12
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reg_ds equ 14
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reg_es equ 16
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reg_ip equ 18
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reg_cs equ 20
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reg_flags equ 22
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irp_low equ 24
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irp_hi equ 26
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%macro PUSH$ALL 0
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push es
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push ds
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push bp
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push di
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push si
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push dx
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push cx
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push bx
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push ax
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%endmacro
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%macro POP$ALL 0
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pop ax
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pop bx
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pop cx
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pop dx
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pop si
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pop di
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pop bp
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pop ds
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pop es
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%endmacro
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