/*
* Copyright (c) 1998-2000 Apple Computer, Inc. All rights reserved.
*
* @APPLE_OSREFERENCE_LICENSE_HEADER_START@
*
* This file contains Original Code and/or Modifications of Original Code
* as defined in and that are subject to the Apple Public Source License
* Version 2.0 (the 'License'). You may not use this file except in
* compliance with the License. The rights granted to you under the License
* may not be used to create, or enable the creation or redistribution of,
* unlawful or unlicensed copies of an Apple operating system, or to
* circumvent, violate, or enable the circumvention or violation of, any
* terms of an Apple operating system software license agreement.
*
* Please obtain a copy of the License at
* http://www.opensource.apple.com/apsl/ and read it before using this file.
*
* The Original Code and all software distributed under the License are
* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
* Please see the License for the specific language governing rights and
* limitations under the License.
*
* @APPLE_OSREFERENCE_LICENSE_HEADER_END@
*/
#include <IOKit/IODeviceMemory.h>
#include <IOKit/IOSubMemoryDescriptor.h>
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
IODeviceMemory *
IODeviceMemory::withRange(
IOPhysicalAddress start,
IOPhysicalLength length )
{
return (IODeviceMemory *) IOMemoryDescriptor::withAddressRange(
start, length, kIODirectionNone | kIOMemoryMapperNone, NULL );
}
IODeviceMemory *
IODeviceMemory::withSubRange(
IODeviceMemory * of,
IOPhysicalAddress offset,
IOPhysicalLength length )
{
return (IODeviceMemory *) IOSubMemoryDescriptor::withSubRange(
of, offset, length, kIODirectionNone );
}
OSArray *
IODeviceMemory::arrayFromList(
InitElement list[],
IOItemCount count )
{
OSArray * array;
IODeviceMemory * range;
IOItemCount i;
array = OSArray::withCapacity( count );
if (NULL == array) {
return NULL;
}
for (i = 0; i < count; i++) {
range = IODeviceMemory::withRange( list[i].start, list[i].length );
if (range) {
range->setTag( list[i].tag );
array->setObject( range);
range->release();
} else {
array->release();
array = NULL;
break;
}
}
return array;
}