1*7c478bd9Sstevel@tonic-gate /*
2*7c478bd9Sstevel@tonic-gate  * CDDL HEADER START
3*7c478bd9Sstevel@tonic-gate  *
4*7c478bd9Sstevel@tonic-gate  * The contents of this file are subject to the terms of the
5*7c478bd9Sstevel@tonic-gate  * Common Development and Distribution License, Version 1.0 only
6*7c478bd9Sstevel@tonic-gate  * (the "License").  You may not use this file except in compliance
7*7c478bd9Sstevel@tonic-gate  * with the License.
8*7c478bd9Sstevel@tonic-gate  *
9*7c478bd9Sstevel@tonic-gate  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10*7c478bd9Sstevel@tonic-gate  * or http://www.opensolaris.org/os/licensing.
11*7c478bd9Sstevel@tonic-gate  * See the License for the specific language governing permissions
12*7c478bd9Sstevel@tonic-gate  * and limitations under the License.
13*7c478bd9Sstevel@tonic-gate  *
14*7c478bd9Sstevel@tonic-gate  * When distributing Covered Code, include this CDDL HEADER in each
15*7c478bd9Sstevel@tonic-gate  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16*7c478bd9Sstevel@tonic-gate  * If applicable, add the following below this CDDL HEADER, with the
17*7c478bd9Sstevel@tonic-gate  * fields enclosed by brackets "[]" replaced with your own identifying
18*7c478bd9Sstevel@tonic-gate  * information: Portions Copyright [yyyy] [name of copyright owner]
19*7c478bd9Sstevel@tonic-gate  *
20*7c478bd9Sstevel@tonic-gate  * CDDL HEADER END
21*7c478bd9Sstevel@tonic-gate  */
22*7c478bd9Sstevel@tonic-gate /*
23*7c478bd9Sstevel@tonic-gate  * Copyright 2002 Sun Microsystems, Inc.  All rights reserved.
24*7c478bd9Sstevel@tonic-gate  * Use is subject to license terms.
25*7c478bd9Sstevel@tonic-gate  */
26*7c478bd9Sstevel@tonic-gate 
27*7c478bd9Sstevel@tonic-gate /*
28*7c478bd9Sstevel@tonic-gate  * av1394 address space for mmap(2)
29*7c478bd9Sstevel@tonic-gate  */
30*7c478bd9Sstevel@tonic-gate #include <sys/1394/targets/av1394/av1394_impl.h>
31*7c478bd9Sstevel@tonic-gate 
32*7c478bd9Sstevel@tonic-gate void
av1394_as_init(av1394_as_t * as)33*7c478bd9Sstevel@tonic-gate av1394_as_init(av1394_as_t *as)
34*7c478bd9Sstevel@tonic-gate {
35*7c478bd9Sstevel@tonic-gate 	as->as_end = 0;
36*7c478bd9Sstevel@tonic-gate }
37*7c478bd9Sstevel@tonic-gate 
38*7c478bd9Sstevel@tonic-gate void
av1394_as_fini(av1394_as_t * as)39*7c478bd9Sstevel@tonic-gate av1394_as_fini(av1394_as_t *as)
40*7c478bd9Sstevel@tonic-gate {
41*7c478bd9Sstevel@tonic-gate 	as->as_end = 0;
42*7c478bd9Sstevel@tonic-gate }
43*7c478bd9Sstevel@tonic-gate 
44*7c478bd9Sstevel@tonic-gate /*
45*7c478bd9Sstevel@tonic-gate  * XXX implement a better allocation algorithm
46*7c478bd9Sstevel@tonic-gate  */
47*7c478bd9Sstevel@tonic-gate off_t
av1394_as_alloc(av1394_as_t * as,size_t size)48*7c478bd9Sstevel@tonic-gate av1394_as_alloc(av1394_as_t *as, size_t size)
49*7c478bd9Sstevel@tonic-gate {
50*7c478bd9Sstevel@tonic-gate 	off_t	addr;
51*7c478bd9Sstevel@tonic-gate 
52*7c478bd9Sstevel@tonic-gate 	addr = as->as_end;
53*7c478bd9Sstevel@tonic-gate 	as->as_end += size;
54*7c478bd9Sstevel@tonic-gate 	return (addr);
55*7c478bd9Sstevel@tonic-gate }
56*7c478bd9Sstevel@tonic-gate 
57*7c478bd9Sstevel@tonic-gate /*ARGSUSED*/
58*7c478bd9Sstevel@tonic-gate void
av1394_as_free(av1394_as_t * as,off_t addr)59*7c478bd9Sstevel@tonic-gate av1394_as_free(av1394_as_t *as, off_t addr)
60*7c478bd9Sstevel@tonic-gate {
61*7c478bd9Sstevel@tonic-gate }
62