iokit/Kernel/IOKitKernelInternal.h

   1 /*
   2  * Copyright (c) 1998-2000 Apple Computer, Inc. All rights reserved.
   3  *
   4  * @APPLE_LICENSE_HEADER_START@
   5  *
   6  * This file contains Original Code and/or Modifications of Original Code
   7  * as defined in and that are subject to the Apple Public Source License
   8  * Version 2.0 (the 'License'). You may not use this file except in
   9  * compliance with the License. Please obtain a copy of the License at
  10  * http://www.opensource.apple.com/apsl/ and read it before using this
  11  * file.
  12  *
  13  * The Original Code and all software distributed under the License are
  14  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  15  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  16  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  17  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
  18  * Please see the License for the specific language governing rights and
  19  * limitations under the License.
  20  *
  21  * @APPLE_LICENSE_HEADER_END@
  22  */
  23
  24
  25 #ifndef _IOKIT_KERNELINTERNAL_H
  26 #define _IOKIT_KERNELINTERNAL_H
  27
  28 #include <sys/cdefs.h>
  29
  30 __BEGIN_DECLS
  31
  32 #include <vm/pmap.h>
  33 #include <mach/memory_object_types.h>
  34 #include <device/device_port.h>
  35
  36 typedef kern_return_t (*IOIteratePageableMapsCallback)(vm_map_t map, void * ref);
  37
  38 void IOLibInit(void);
  39 kern_return_t IOIteratePageableMaps(vm_size_t size,
  40                     IOIteratePageableMapsCallback callback, void * ref);
  41 vm_map_t IOPageableMapForAddress( vm_address_t address );
  42 SInt32 OSKernelStackRemaining( void );
  43
  44 extern vm_size_t debug_iomallocpageable_size;
  45
  46 // osfmk/device/iokit_rpc.c
  47 // LP64todo - these need to expand
  48 extern kern_return_t IOMapPages( vm_map_t map, vm_offset_t va, vm_offset_t pa,
  49                                  vm_size_t length, unsigned int mapFlags);
  50 extern kern_return_t IOUnmapPages(vm_map_t map, vm_offset_t va, vm_size_t length);
  51
  52 /* Physical to physical copy (ints must be disabled) */
  53 extern void bcopy_phys(addr64_t from, addr64_t to, int size);
  54
  55 __END_DECLS
  56
  57 #endif /* ! _IOKIT_KERNELINTERNAL_H */