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OS/2 Shareware BBS: 10 Tools
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10-Tools.zip
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kernex32.zip
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mwdd_src.zip
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32bits
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ext2-os2
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devhlp32
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DevHlp32_setIRQ.asm
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Assembly Source File
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1997-03-16
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2KB
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83 lines
;
; $Header: d:\\32bits\\ext2-os2\\devhlp32\\rcs\\DevHlp32_setIRQ.asm,v 1.3 1997/03/15 16:38:23 Willm Exp $
;
; 32 bits OS/2 device driver and IFS support. Provides 32 bits kernel
; services (DevHelp) and utility functions to 32 bits OS/2 ring 0 code
; (device drivers and installable file system drivers).
; Copyright (C) 1995, 1996, 1997 Matthieu WILLM (willm@ibm.net)
;
; 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; either version 2 of the License, or
; (at your option) any later version.
;
; 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, write to the Free Software
; Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
.386p
INCL_DOSERRORS equ 1
include bseerr.inc
include devhlp.inc
include segdef.inc
include r0thunk.inc
CODE16 segment
ASSUME CS:CODE16, DS:NOTHING, ES:FLAT
public thunk16$DevHlp32_setIRQ
thunk16$DevHlp32_setIRQ:
call es:[DevHelp2]
; jmp far ptr FLAT:thunk32$DevHlp32_setIRQ
jmp32 thunk32$DevHlp32_setIRQ
CODE16 ends
CODE32 segment
ASSUME CS:FLAT, DS:FLAT, ES:FLAT, SS:NOTHING
public thunk32$DevHlp32_setIRQ
public DevHlp32_setIRQ
;
; int DH32ENTRY DevHlp32_setIRQ(
; unsigned short offset_irq, /* ebp + 8 */
; unsigned short interrupt_level, /* ebp + 12 */
; unsigned short sharing_flag, /* ebp + 16 */
; unsigned short default_dataseg /* ebp + 20 */
; );
;
DevHlp32_setIRQ proc near
enter 0, 0
push ds
push ebx
mov ax, [ebp + 8]
mov bx, [ebp + 12]
mov dh, [ebp + 16]
mov cx, [ebp + 20]
mov ds, cx
mov dl, DevHlp_SetIRQ
jmp far ptr thunk16$DevHlp32_setIRQ
thunk32$DevHlp32_setIRQ:
jc short @@error
mov ax, NO_ERROR
@@error:
movzx eax, ax
pop ebx
pop ds
leave
ret
DevHlp32_setIRQ endp
CODE32 ends
end