1*43a90889SApple OSS Distributions /*
2*43a90889SApple OSS Distributions * Copyright (c) 1998-2000 Apple Computer, Inc. All rights reserved.
3*43a90889SApple OSS Distributions *
4*43a90889SApple OSS Distributions * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
5*43a90889SApple OSS Distributions *
6*43a90889SApple OSS Distributions * This file contains Original Code and/or Modifications of Original Code
7*43a90889SApple OSS Distributions * as defined in and that are subject to the Apple Public Source License
8*43a90889SApple OSS Distributions * Version 2.0 (the 'License'). You may not use this file except in
9*43a90889SApple OSS Distributions * compliance with the License. The rights granted to you under the License
10*43a90889SApple OSS Distributions * may not be used to create, or enable the creation or redistribution of,
11*43a90889SApple OSS Distributions * unlawful or unlicensed copies of an Apple operating system, or to
12*43a90889SApple OSS Distributions * circumvent, violate, or enable the circumvention or violation of, any
13*43a90889SApple OSS Distributions * terms of an Apple operating system software license agreement.
14*43a90889SApple OSS Distributions *
15*43a90889SApple OSS Distributions * Please obtain a copy of the License at
16*43a90889SApple OSS Distributions * http://www.opensource.apple.com/apsl/ and read it before using this file.
17*43a90889SApple OSS Distributions *
18*43a90889SApple OSS Distributions * The Original Code and all software distributed under the License are
19*43a90889SApple OSS Distributions * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
20*43a90889SApple OSS Distributions * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
21*43a90889SApple OSS Distributions * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
22*43a90889SApple OSS Distributions * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
23*43a90889SApple OSS Distributions * Please see the License for the specific language governing rights and
24*43a90889SApple OSS Distributions * limitations under the License.
25*43a90889SApple OSS Distributions *
26*43a90889SApple OSS Distributions * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
27*43a90889SApple OSS Distributions */
28*43a90889SApple OSS Distributions
29*43a90889SApple OSS Distributions #include <IOKit/IODeviceMemory.h>
30*43a90889SApple OSS Distributions #include <IOKit/IOSubMemoryDescriptor.h>
31*43a90889SApple OSS Distributions
32*43a90889SApple OSS Distributions /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
33*43a90889SApple OSS Distributions
34*43a90889SApple OSS Distributions IODeviceMemory *
withRange(IOPhysicalAddress start,IOPhysicalLength length)35*43a90889SApple OSS Distributions IODeviceMemory::withRange(
36*43a90889SApple OSS Distributions IOPhysicalAddress start,
37*43a90889SApple OSS Distributions IOPhysicalLength length )
38*43a90889SApple OSS Distributions {
39*43a90889SApple OSS Distributions return (IODeviceMemory *) IOMemoryDescriptor::withAddressRange(
40*43a90889SApple OSS Distributions start, length, kIODirectionNone | kIOMemoryMapperNone, NULL );
41*43a90889SApple OSS Distributions }
42*43a90889SApple OSS Distributions
43*43a90889SApple OSS Distributions
44*43a90889SApple OSS Distributions IODeviceMemory *
withSubRange(IODeviceMemory * of,IOPhysicalAddress offset,IOPhysicalLength length)45*43a90889SApple OSS Distributions IODeviceMemory::withSubRange(
46*43a90889SApple OSS Distributions IODeviceMemory * of,
47*43a90889SApple OSS Distributions IOPhysicalAddress offset,
48*43a90889SApple OSS Distributions IOPhysicalLength length )
49*43a90889SApple OSS Distributions {
50*43a90889SApple OSS Distributions return (IODeviceMemory *) IOSubMemoryDescriptor::withSubRange(
51*43a90889SApple OSS Distributions of, offset, length, kIODirectionNone );
52*43a90889SApple OSS Distributions }
53*43a90889SApple OSS Distributions
54*43a90889SApple OSS Distributions
55*43a90889SApple OSS Distributions OSArray *
arrayFromList(InitElement list[],IOItemCount count)56*43a90889SApple OSS Distributions IODeviceMemory::arrayFromList(
57*43a90889SApple OSS Distributions InitElement list[],
58*43a90889SApple OSS Distributions IOItemCount count )
59*43a90889SApple OSS Distributions {
60*43a90889SApple OSS Distributions OSArray * array;
61*43a90889SApple OSS Distributions IODeviceMemory * range;
62*43a90889SApple OSS Distributions IOItemCount i;
63*43a90889SApple OSS Distributions
64*43a90889SApple OSS Distributions array = OSArray::withCapacity( count );
65*43a90889SApple OSS Distributions if (NULL == array) {
66*43a90889SApple OSS Distributions return NULL;
67*43a90889SApple OSS Distributions }
68*43a90889SApple OSS Distributions
69*43a90889SApple OSS Distributions for (i = 0; i < count; i++) {
70*43a90889SApple OSS Distributions range = IODeviceMemory::withRange( list[i].start, list[i].length );
71*43a90889SApple OSS Distributions if (range) {
72*43a90889SApple OSS Distributions range->setTag( list[i].tag );
73*43a90889SApple OSS Distributions array->setObject( range);
74*43a90889SApple OSS Distributions range->release();
75*43a90889SApple OSS Distributions } else {
76*43a90889SApple OSS Distributions array->release();
77*43a90889SApple OSS Distributions array = NULL;
78*43a90889SApple OSS Distributions break;
79*43a90889SApple OSS Distributions }
80*43a90889SApple OSS Distributions }
81*43a90889SApple OSS Distributions
82*43a90889SApple OSS Distributions return array;
83*43a90889SApple OSS Distributions }
84