1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
|
/*
* Mach Operating System
* Copyright (c) 1991,1990,1989,1988,1987 Carnegie Mellon University.
* Copyright (c) 1993,1994 The University of Utah and
* the Computer Systems Laboratory (CSL).
* All rights reserved.
*
* Permission to use, copy, modify and distribute this software and its
* documentation is hereby granted, provided that both the copyright
* notice and this permission notice appear in all copies of the
* software, derivative works or modified versions, and any portions
* thereof, and that both notices appear in supporting documentation.
*
* CARNEGIE MELLON, THE UNIVERSITY OF UTAH AND CSL ALLOW FREE USE OF
* THIS SOFTWARE IN ITS "AS IS" CONDITION, AND DISCLAIM ANY LIABILITY
* OF ANY KIND FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF
* THIS SOFTWARE.
*
* Carnegie Mellon requests users of this software to return to
*
* Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
* School of Computer Science
* Carnegie Mellon University
* Pittsburgh PA 15213-3890
*
* any improvements or extensions that they make and grant Carnegie Mellon
* the rights to redistribute these changes.
*/
/*
* File: vm/vm_init.c
* Author: Avadis Tevanian, Jr., Michael Wayne Young
* Date: 1985
*
* Initialize the Virtual Memory subsystem.
*/
#include <mach/machine/vm_types.h>
#include <kern/slab.h>
#include <kern/kalloc.h>
#include <vm/vm_fault.h>
#include <vm/vm_object.h>
#include <vm/vm_map.h>
#include <vm/vm_page.h>
#include <vm/vm_kern.h>
#include <vm/memory_object.h>
#include <vm/memory_object_proxy.h>
/*
* vm_mem_bootstrap initializes the virtual memory system.
* This is done only by the first cpu up.
*/
void vm_mem_bootstrap()
{
vm_offset_t start, end;
/*
* Initializes resident memory structures.
* From here on, all physical memory is accounted for,
* and we use only virtual addresses.
*/
vm_page_bootstrap(&start, &end);
/*
* Initialize other VM packages
*/
slab_bootstrap();
vm_object_bootstrap();
vm_map_init();
kmem_init(start, end);
pmap_init();
slab_init();
kalloc_init();
vm_fault_init();
vm_page_module_init();
memory_manager_default_init();
}
void vm_mem_init()
{
vm_object_init();
memory_object_proxy_init();
}
|
