140 lines
3.0 KiB
C
140 lines
3.0 KiB
C
/* $XFree86: xc/programs/Xserver/hw/xfree86/common/scoasm.h,v 3.1 2003/08/24 17:36:49 dawes Exp $ */
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/*
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* Copyright (c) 1996 by The XFree86 Project, Inc.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
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* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*
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* Except as contained in this notice, the name of the copyright holder(s)
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* and author(s) shall not be used in advertising or otherwise to promote
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* the sale, use or other dealings in this Software without prior written
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* authorization from the copyright holder(s) and author(s).
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*/
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/*
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* scoasm.h - used to define inline versions of certain functions which
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* do NOT appear in sys/inline.h.
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*/
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#ifdef SCO325
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#ifndef _SCOASM_HDR_INC
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#define _SCOASM_HDR_INC
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asm void outl(port,val)
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{
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%reg port,val;
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movl port, %edx
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movl val, %eax
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outl (%dx)
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%reg port; mem val;
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movl port, %edx
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movl val, %eax
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outl (%dx)
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%mem port; reg val;
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movw port, %dx
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movl val, %eax
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outl (%dx)
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%mem port,val;
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movw port, %dx
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movl val, %eax
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outl (%dx)
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}
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asm void outw(port,val)
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{
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%reg port,val;
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movl port, %edx
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movl val, %eax
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data16
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outl (%dx)
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%reg port; mem val;
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movl port, %edx
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movw val, %ax
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data16
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outl (%dx)
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%mem port; reg val;
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movw port, %dx
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movl val, %eax
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data16
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outl (%dx)
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%mem port,val;
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movw port, %dx
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movw val, %ax
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data16
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outl (%dx)
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}
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asm void outb(port,val)
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{
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%reg port,val;
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movl port, %edx
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movl val, %eax
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outb (%dx)
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%reg port; mem val;
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movl port, %edx
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movb val, %al
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outb (%dx)
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%mem port; reg val;
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movw port, %dx
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movl val, %eax
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outb (%dx)
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%mem port,val;
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movw port, %dx
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movb val, %al
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outb (%dx)
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}
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asm int inl(port)
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{
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%reg port;
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movl port, %edx
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inl (%dx)
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%mem port;
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movw port, %dx
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inl (%dx)
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}
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asm int inw(port)
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{
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%reg port;
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subl %eax, %eax
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movl port, %edx
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data16
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inl (%dx)
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%mem port;
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subl %eax, %eax
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movw port, %dx
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data16
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inl (%dx)
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}
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asm int inb(port)
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{
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%reg port;
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subl %eax, %eax
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movl port, %edx
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inb (%dx)
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%mem port;
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subl %eax, %eax
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movw port, %dx
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inb (%dx)
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}
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#endif /* _SCOASM_HDR_INC */
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#endif /* SCO325 */
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