1*0Sstevel@tonic-gate /* 2*0Sstevel@tonic-gate * CDDL HEADER START 3*0Sstevel@tonic-gate * 4*0Sstevel@tonic-gate * The contents of this file are subject to the terms of the 5*0Sstevel@tonic-gate * Common Development and Distribution License, Version 1.0 only 6*0Sstevel@tonic-gate * (the "License"). You may not use this file except in compliance 7*0Sstevel@tonic-gate * with the License. 8*0Sstevel@tonic-gate * 9*0Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10*0Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 11*0Sstevel@tonic-gate * See the License for the specific language governing permissions 12*0Sstevel@tonic-gate * and limitations under the License. 13*0Sstevel@tonic-gate * 14*0Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 15*0Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16*0Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 17*0Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 18*0Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 19*0Sstevel@tonic-gate * 20*0Sstevel@tonic-gate * CDDL HEADER END 21*0Sstevel@tonic-gate */ 22*0Sstevel@tonic-gate /* 23*0Sstevel@tonic-gate * Copyright 2002 Sun Microsystems, Inc. All rights reserved. 24*0Sstevel@tonic-gate * Use is subject to license terms. 25*0Sstevel@tonic-gate */ 26*0Sstevel@tonic-gate 27*0Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI" 28*0Sstevel@tonic-gate 29*0Sstevel@tonic-gate /* 30*0Sstevel@tonic-gate * av1394 address space for mmap(2) 31*0Sstevel@tonic-gate */ 32*0Sstevel@tonic-gate #include <sys/1394/targets/av1394/av1394_impl.h> 33*0Sstevel@tonic-gate 34*0Sstevel@tonic-gate void av1394_as_init(av1394_as_t * as)35*0Sstevel@tonic-gateav1394_as_init(av1394_as_t *as) 36*0Sstevel@tonic-gate { 37*0Sstevel@tonic-gate as->as_end = 0; 38*0Sstevel@tonic-gate } 39*0Sstevel@tonic-gate 40*0Sstevel@tonic-gate void av1394_as_fini(av1394_as_t * as)41*0Sstevel@tonic-gateav1394_as_fini(av1394_as_t *as) 42*0Sstevel@tonic-gate { 43*0Sstevel@tonic-gate as->as_end = 0; 44*0Sstevel@tonic-gate } 45*0Sstevel@tonic-gate 46*0Sstevel@tonic-gate /* 47*0Sstevel@tonic-gate * XXX implement a better allocation algorithm 48*0Sstevel@tonic-gate */ 49*0Sstevel@tonic-gate off_t av1394_as_alloc(av1394_as_t * as,size_t size)50*0Sstevel@tonic-gateav1394_as_alloc(av1394_as_t *as, size_t size) 51*0Sstevel@tonic-gate { 52*0Sstevel@tonic-gate off_t addr; 53*0Sstevel@tonic-gate 54*0Sstevel@tonic-gate addr = as->as_end; 55*0Sstevel@tonic-gate as->as_end += size; 56*0Sstevel@tonic-gate return (addr); 57*0Sstevel@tonic-gate } 58*0Sstevel@tonic-gate 59*0Sstevel@tonic-gate /*ARGSUSED*/ 60*0Sstevel@tonic-gate void av1394_as_free(av1394_as_t * as,off_t addr)61*0Sstevel@tonic-gateav1394_as_free(av1394_as_t *as, off_t addr) 62*0Sstevel@tonic-gate { 63*0Sstevel@tonic-gate } 64