1 /*-
2 * Copyright (C) 2010 Nathan Whitehorn
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
15 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
16 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
17 * IN NO EVENT SHALL TOOLS GMBH BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
18 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
20 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
21 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
22 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
23 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 *
25 * $FreeBSD$
26 */
27
28 #ifndef _POWERPC_AIM_MMU_OEA64_H
29 #define _POWERPC_AIM_MMU_OEA64_H
30
31 #include <machine/mmuvar.h>
32
33 extern mmu_def_t oea64_mmu;
34
35 /*
36 * Helper routines
37 */
38
39 /* Allocate physical memory for use in moea64_bootstrap. */
40 vm_offset_t moea64_bootstrap_alloc(vm_size_t, u_int);
41
42 /*
43 * Bootstrap subroutines
44 *
45 * An MMU_BOOTSTRAP() implementation looks like this:
46 * moea64_early_bootstrap();
47 * Allocate Page Table
48 * moea64_mid_bootstrap();
49 * Add mappings for MMU resources
50 * moea64_late_bootstrap();
51 */
52
53 void moea64_early_bootstrap(mmu_t mmup, vm_offset_t kernelstart,
54 vm_offset_t kernelend);
55 void moea64_mid_bootstrap(mmu_t mmup, vm_offset_t kernelstart,
56 vm_offset_t kernelend);
57 void moea64_late_bootstrap(mmu_t mmup, vm_offset_t kernelstart,
58 vm_offset_t kernelend);
59
60 /*
61 * Statistics
62 */
63
64 extern u_int moea64_pte_valid;
65 extern u_int moea64_pte_overflow;
66
67 /*
68 * State variables
69 */
70
71 extern struct pvo_head *moea64_pvo_table;
72 extern int moea64_large_page_shift;
73 extern u_int moea64_pteg_count;
74 extern u_int moea64_pteg_mask;
75
76 #endif /* _POWERPC_AIM_MMU_OEA64_H */
77
Cache object: 35d010c3ee5b24c28e764681b248626b
|