IOKitKernelInternal.h   [plain text]


/*
 * Copyright (c) 1998-2000 Apple Computer, Inc. All rights reserved.
 *
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 * The contents of this file constitute Original Code as defined in and
 * are subject to the Apple Public Source License Version 1.1 (the
 * "License").  You may not use this file except in compliance with the
 * License.  Please obtain a copy of the License at
 * http://www.apple.com/publicsource and read it before using this file.
 * 
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 * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
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#ifndef _IOKIT_KERNELINTERNAL_H
#define _IOKIT_KERNELINTERNAL_H

#include <sys/cdefs.h>

__BEGIN_DECLS

#include <vm/pmap.h>
#include <mach/memory_object_types.h>
#include <device/device_port.h>

typedef kern_return_t (*IOIteratePageableMapsCallback)(vm_map_t map, void * ref);

void IOLibInit(void);
kern_return_t IOIteratePageableMaps(vm_size_t size,
                    IOIteratePageableMapsCallback callback, void * ref);
vm_map_t IOPageableMapForAddress( vm_address_t address );
SInt32 OSKernelStackRemaining( void );

extern vm_size_t debug_iomallocpageable_size;

// osfmk/device/iokit_rpc.c
// LP64todo - these need to expand 
extern kern_return_t IOMapPages( vm_map_t map, vm_offset_t va, vm_offset_t pa,
                                 vm_size_t length, unsigned int mapFlags);
extern kern_return_t IOUnmapPages(vm_map_t map, vm_offset_t va, vm_size_t length);

/* Physical to physical copy (ints must be disabled) */
extern void bcopy_phys(addr64_t from, addr64_t to, int size);

__END_DECLS

#endif /* ! _IOKIT_KERNELINTERNAL_H */