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vm_init.c (3449) vm_init.c (5455)
1
2/*
1/*
3 * Copyright (c) 1991, 1993
4 * The Regents of the University of California. All rights reserved.
5 *
6 * This code is derived from software contributed to Berkeley by
7 * The Mach Operating System project at Carnegie-Mellon University.
8 *
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions

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36 *
37 * from: @(#)vm_init.c 8.1 (Berkeley) 6/11/93
38 *
39 *
40 * Copyright (c) 1987, 1990 Carnegie-Mellon University.
41 * All rights reserved.
42 *
43 * Authors: Avadis Tevanian, Jr., Michael Wayne Young
2 * Copyright (c) 1991, 1993
3 * The Regents of the University of California. All rights reserved.
4 *
5 * This code is derived from software contributed to Berkeley by
6 * The Mach Operating System project at Carnegie-Mellon University.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions

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35 *
36 * from: @(#)vm_init.c 8.1 (Berkeley) 6/11/93
37 *
38 *
39 * Copyright (c) 1987, 1990 Carnegie-Mellon University.
40 * All rights reserved.
41 *
42 * Authors: Avadis Tevanian, Jr., Michael Wayne Young
44 *
43 *
45 * Permission to use, copy, modify and distribute this software and
46 * its documentation is hereby granted, provided that both the copyright
47 * notice and this permission notice appear in all copies of the
48 * software, derivative works or modified versions, and any portions
49 * thereof, and that both notices appear in supporting documentation.
44 * Permission to use, copy, modify and distribute this software and
45 * its documentation is hereby granted, provided that both the copyright
46 * notice and this permission notice appear in all copies of the
47 * software, derivative works or modified versions, and any portions
48 * thereof, and that both notices appear in supporting documentation.
50 *
51 * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
52 * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND
49 *
50 * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
51 * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND
53 * FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
52 * FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
54 *
53 *
55 * Carnegie Mellon requests users of this software to return to
56 *
57 * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
58 * School of Computer Science
59 * Carnegie Mellon University
60 * Pittsburgh PA 15213-3890
61 *
62 * any improvements or extensions that they make and grant Carnegie the
63 * rights to redistribute these changes.
64 *
54 * Carnegie Mellon requests users of this software to return to
55 *
56 * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
57 * School of Computer Science
58 * Carnegie Mellon University
59 * Pittsburgh PA 15213-3890
60 *
61 * any improvements or extensions that they make and grant Carnegie the
62 * rights to redistribute these changes.
63 *
65 * $Id: vm_init.c,v 1.3 1994/08/02 07:55:21 davidg Exp $
64 * $Id: vm_init.c,v 1.4 1994/10/09 01:52:09 phk Exp $
66 */
67
68/*
69 * Initialize the Virtual Memory subsystem.
70 */
71
72#include <sys/param.h>
73#include <sys/systm.h>

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81 * This is done only by the first cpu up.
82 *
83 * The start and end address of physical memory is passed in.
84 */
85
86void
87vm_mem_init()
88{
65 */
66
67/*
68 * Initialize the Virtual Memory subsystem.
69 */
70
71#include <sys/param.h>
72#include <sys/systm.h>

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80 * This is done only by the first cpu up.
81 *
82 * The start and end address of physical memory is passed in.
83 */
84
85void
86vm_mem_init()
87{
89 extern vm_offset_t avail_start, avail_end;
90 extern vm_offset_t virtual_avail, virtual_end;
88 extern vm_offset_t avail_start, avail_end;
89 extern vm_offset_t virtual_avail, virtual_end;
91
92 /*
90
91 /*
93 * Initializes resident memory structures.
94 * From here on, all physical memory is accounted for,
95 * and we use only virtual addresses.
92 * Initializes resident memory structures. From here on, all physical
93 * memory is accounted for, and we use only virtual addresses.
96 */
97
98 vm_set_page_size();
99 virtual_avail = vm_page_startup(avail_start, avail_end, virtual_avail);
100 /*
101 * Initialize other VM packages
102 */
103 vm_object_init(virtual_end - VM_MIN_KERNEL_ADDRESS);
104 vm_map_startup();
105 kmem_init(virtual_avail, virtual_end);
106 pmap_init(avail_start, avail_end);
107 vm_pager_init();
108}
94 */
95
96 vm_set_page_size();
97 virtual_avail = vm_page_startup(avail_start, avail_end, virtual_avail);
98 /*
99 * Initialize other VM packages
100 */
101 vm_object_init(virtual_end - VM_MIN_KERNEL_ADDRESS);
102 vm_map_startup();
103 kmem_init(virtual_avail, virtual_end);
104 pmap_init(avail_start, avail_end);
105 vm_pager_init();
106}