61 lines
1.4 KiB
ArmAsm
61 lines
1.4 KiB
ArmAsm
/*
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* Copyright (C) 1994 by HOSOKAWA, Tatsumi <hosokawa@jp.FreeBSD.org>
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* Copyright (C) 1997 by Poul-Henning Kamp <phk@FreeBSD.org>
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*
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* This software may be used, modified, copied, distributed, and sold,
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* in both source and binary form provided that the above copyright and
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* these terms are retained. Under no circumstances is the author
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* responsible for the proper functioning of this software, nor does
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* the author assume any responsibility for damages incurred with its
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* use.
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*
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* Sep., 1994 Implemented on FreeBSD 1.1.5.1R (Toshiba AVS001WD)
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*
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* $Id: apm_setup.s,v 1.13 1998/06/03 01:59:34 msmith Exp $
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*
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* This file now contains no setup code.
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*/
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#define ASSEMBLER
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#include "assym.s" /* system definitions */
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#include <machine/asmacros.h> /* miscellaneous asm macros */
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#include <machine/apm_bios.h>
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#include <machine/apm_segments.h>
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#define PADDR(addr) addr-KERNBASE
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.file "apm_setup.s"
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.text
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.align 2
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.globl _apm_bios_call
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_apm_bios_call:
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pushl %ebp
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movl 8(%esp),%ebp
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pushl %esi
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pushl %edi
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pushl %ebx
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movl 20(%ebp),%edi
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movl 16(%ebp),%esi
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movl 12(%ebp),%edx
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movl 8(%ebp),%ecx
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movl 4(%ebp),%ebx
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movl 0(%ebp),%eax
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pushl %ebp
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lcall _apm_addr
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popl %ebp
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movl %eax,0(%ebp)
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jc 1f
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xorl %eax,%eax
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jz 2f
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1: movl $1, %eax
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2: movl %ebx,4(%ebp)
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movl %ecx,8(%ebp)
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movl %edx,12(%ebp)
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movl %esi,16(%ebp)
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movl %edi,20(%ebp)
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popl %ebx
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popl %edi
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popl %esi
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popl %ebp
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ret
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