Source to osfmk/vm/vm_kern.h

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/* 
 * Mach Operating System
 * Copyright (c) 1991,1990,1989,1988,1987 Carnegie Mellon University
 * All Rights Reserved.
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 */
/*
 */
/*
 *	File:	vm/vm_kern.h
 *	Author:	Avadis Tevanian, Jr., Michael Wayne Young
 *	Date:	1985
 *
 *	Kernel memory management definitions.
 */

#ifndef	_VM_VM_KERN_H_
#define _VM_VM_KERN_H_

#include <mach/boolean.h>
#include <mach/kern_return.h>
#include <mach/machine/vm_types.h>
#include <vm/vm_map.h>

extern void		kmem_init(
				vm_offset_t	start,
				vm_offset_t	end);

extern kern_return_t	kernel_memory_allocate(
				vm_map_t	map,
				vm_offset_t	*addrp,
				vm_size_t	size,
				vm_offset_t	mask,
				int		flags);

/* flags for kernel_memory_allocate */
#define KMA_HERE	0x01
#define KMA_NOPAGEWAIT	0x02
#define KMA_KOBJECT	0x04

extern kern_return_t kmem_alloc_contig(
				vm_map_t	map,
				vm_offset_t	*addrp,
				vm_size_t	size,
				vm_offset_t 	mask,
				int 		flags);

extern kern_return_t	kmem_alloc(
				vm_map_t	map,
				vm_offset_t	*addrp,
				vm_size_t	size);

extern kern_return_t	kmem_alloc_pageable(
				vm_map_t	map,
				vm_offset_t	*addrp,
				vm_size_t	size);

extern kern_return_t	kmem_alloc_wired(
				vm_map_t	map,
				vm_offset_t	*addrp,
				vm_size_t	size);

extern kern_return_t	kmem_alloc_aligned(
				vm_map_t	map,
				vm_offset_t	*addrp,
				vm_size_t	size);

extern kern_return_t	kmem_realloc(
				vm_map_t	map,
				vm_offset_t	oldaddr,
				vm_size_t	oldsize,
				vm_offset_t	*newaddrp,
				vm_size_t	newsize);

extern void		kmem_free(
				vm_map_t	map,
				vm_offset_t	addr,
				vm_size_t	size);

extern kern_return_t	kmem_suballoc(
				vm_map_t	parent,
				vm_offset_t	*addr,
				vm_size_t	size,
				boolean_t	pageable,
				boolean_t	anywhere,
				vm_map_t	*new_map);

extern kern_return_t	kmem_io_map_copyout(
				vm_map_t 	map,
				vm_offset_t	*addr,
				vm_size_t	*alloc_size,
				vm_map_copy_t	copy,
				vm_size_t	min_size,
				vm_prot_t	prot);

extern void		kmem_io_map_deallocate(
				vm_map_t	map,
				vm_offset_t	addr,
				vm_size_t	size);

extern void		kmem_io_object_deallocate(
				vm_map_copy_t	copy);

extern kern_return_t	kmem_io_object_trunc(
				vm_map_copy_t	copy,
				vm_size_t	new_size);

extern boolean_t	copyinmap(
				vm_map_t	map,
				vm_offset_t	fromaddr,
				vm_offset_t	toaddr,
				vm_size_t	length);

extern boolean_t	copyoutmap(
				vm_map_t	map,
				vm_offset_t	fromaddr,
				vm_offset_t	toaddr,
				vm_size_t	length);

extern vm_map_t	kernel_map;
extern vm_map_t	kernel_pageable_map;
extern vm_map_t ipc_kernel_map;

#endif	/* _VM_VM_KERN_H_ */