1 /*-
2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
3 *
4 * Copyright (c) 1998 Doug Rabson
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 * SUCH DAMAGE.
27 *
28 * $FreeBSD$
29 */
30
31 #ifndef _MACHINE_MD_VAR_H_
32 #define _MACHINE_MD_VAR_H_
33
34 /*
35 * Miscellaneous machine-dependent declarations.
36 */
37
38 extern char sigcode32[];
39 extern int szsigcode32;
40
41 #ifdef __powerpc64__
42 extern char sigcode64[], sigcode64_elfv2[];
43 extern int szsigcode64, szsigcode64_elfv2;
44
45 struct dumperinfo;
46 struct minidumpstate;
47 int cpu_minidumpsys(struct dumperinfo *, const struct minidumpstate *);
48 #endif
49
50 extern long Maxmem;
51
52 extern vm_offset_t kstack0;
53 extern vm_offset_t kstack0_phys;
54
55 extern int powerpc_pow_enabled;
56 extern int cacheline_size;
57 extern int hw_direct_map;
58
59 void __syncicache(void *, int);
60
61 int mem_valid(vm_offset_t addr, int len);
62
63 void decr_init(void);
64 void decr_ap_init(void);
65 void decr_tc_init(void);
66
67 void cpu_feature_setup(void);
68 void cpu_setup(u_int);
69
70 struct trapframe;
71 void powerpc_interrupt(struct trapframe *);
72
73 #endif /* !_MACHINE_MD_VAR_H_ */
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