/*
 * Copyright (c) 1995, 1994, 1993, 1992, 1991, 1990  
 * Open Software Foundation, Inc. 
 *  
 * Permission to use, copy, modify, and distribute this software and 
 * its documentation for any purpose and without fee is hereby granted, 
 * provided that the above copyright notice appears in all copies and 
 * that both the copyright notice and this permission notice appear in 
 * supporting documentation, and that the name of ("OSF") or Open Software 
 * Foundation not be used in advertising or publicity pertaining to 
 * distribution of the software without specific, written prior permission. 
 *  
 * OSF DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE 
 * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 
 * FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL OSF BE LIABLE FOR ANY 
 * SPECIAL, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 
 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN 
 * ACTION OF CONTRACT, NEGLIGENCE, OR OTHER TORTIOUS ACTION, ARISING 
 * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE 
 */
/*
 * OSF Research Institute MK6.1 (unencumbered) 1/31/1995
 */
/* CMU_HIST */
/*
 * Revision 2.4  91/05/14  16:29:27  mrt
 * 	Correcting copyright
 * 
 * Revision 2.3  91/02/05  17:20:14  mrt
 * 	Changed to new Mach copyright
 * 	[91/02/01  17:46:52  mrt]
 * 
 * Revision 2.2  90/05/03  15:45:55  dbg
 * 	First checkin.
 * 
 * Revision 1.3.1.3  90/02/28  15:50:49  rvb
 * 	Fix numerous typo's in Olivetti disclaimer.
 * 	[90/02/28            rvb]
 * 
 * Revision 1.3.1.2  90/01/08  13:30:10  rvb
 * 	Add Olivetti copyright.
 * 	[90/01/08            rvb]
 * 
 * Revision 1.3.1.1  89/10/22  11:34:57  rvb
 * 	New a.out and coff compatible .s files.
 * 	[89/10/16            rvb]
 * 
 * Revision 1.3  89/02/26  12:43:05  gm0w
 * 	Changes for cleanup.
 * 
 */
/* CMU_ENDHIST */
/* 
 * Mach Operating System
 * Copyright (c) 1991,1990,1989 Carnegie Mellon University
 * All Rights Reserved.
 * 
 * Permission to use, copy, modify and distribute this software and its
 * documentation is hereby granted, provided that both the copyright
 * notice and this permission notice appear in all copies of the
 * software, derivative works or modified versions, and any portions
 * thereof, and that both notices appear in supporting documentation.
 * 
 * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
 * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
 * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
 * 
 * Carnegie Mellon requests users of this software to return to
 * 
 *  Software Distribution Coordinator  or  Software.Distribution@CS.CMU.EDU
 *  School of Computer Science
 *  Carnegie Mellon University
 *  Pittsburgh PA 15213-3890
 * 
 * any improvements or extensions that they make and grant Carnegie Mellon
 * the rights to redistribute these changes.
 */
/* 
 */
 
/*
 *   Copyright 1988, 1989 by Olivetti Advanced Technology Center, Inc.,
 * Cupertino, California.
 * 
 * 		All Rights Reserved
 * 
 *   Permission to use, copy, modify, and distribute this software and
 * its documentation for any purpose and without fee is hereby
 * granted, provided that the above copyright notice appears in all
 * copies and that both the copyright notice and this permission notice
 * appear in supporting documentation, and that the name of Olivetti
 * not be used in advertising or publicity pertaining to distribution
 * of the software without specific, written prior permission.
 * 
 *   OLIVETTI DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE
 * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS,
 * IN NO EVENT SHALL OLIVETTI BE LIABLE FOR ANY SPECIAL, INDIRECT, OR
 * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
 * LOSS OF USE, DATA OR PROFITS, WHETHER IN ACTION OF CONTRACT,
 * NEGLIGENCE, OR OTHER TORTIOUS ACTION, ARISING OUR OF OR IN CONNECTION
 * WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 * 
 */

#include <i386/asm.h>

	.text

	.file	"pc586bcopy.s"
/ pc586bcopy(p_from, p_to, count)
/ long *p_from, *p_to, count; /* count is in bytes */
/ this routine is used to copy data on and off of pc586 board
/ the pc586 board MUST be accessed on 16 bit boundries only
/ see pc586 hardware ref man
/ this routine copies in 4 byte increments and rounds down 

	.ident	"@(#)pc586.s 1.0"
	.text

ENTRY(pc586bcopy)
	pushl	%ebp
	movl	%esp,%ebp
	pushl	%esi
	push	%edi
	movl	0x08(%ebp),%esi
	movl	0x0c(%ebp),%edi
	movl	0x10(%ebp),%ecx
	shrl	$2,%ecx
	orl	%ecx,%ecx
	jz	copy_done
	cld
	rep 
	movsl
copy_done:
	popl	%edi
	popl	%esi
	popl	%ebp
	ret


