1 /*-
2 * SPDX-License-Identifier: BSD-3-Clause
3 *
4 * Copyright (c) 1995 Bruce D. Evans.
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 * 3. Neither the name of the author nor the names of contributors
16 * may be used to endorse or promote products derived from this software
17 * without specific prior written permission.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29 * SUCH DAMAGE.
30 *
31 * from: FreeBSD: src/sys/i386/include/md_var.h,v 1.40 2001/07/12
32 * $FreeBSD$
33 */
34
35 #ifndef _MACHINE_MD_VAR_H_
36 #define _MACHINE_MD_VAR_H_
37
38 extern long Maxmem;
39 extern char sigcode[];
40 extern int szsigcode;
41 extern u_long elf_hwcap;
42 extern u_long elf_hwcap2;
43 extern vm_paddr_t arm_physmem_kernaddr;
44
45 extern int (*_arm_memcpy)(void *, void *, int, int);
46 extern int (*_arm_bzero)(void *, int, int);
47
48 extern int _min_memcpy_size;
49 extern int _min_bzero_size;
50
51 #define DST_IS_USER 0x1
52 #define SRC_IS_USER 0x2
53 #define IS_PHYSICAL 0x4
54
55 enum cpu_class {
56 CPU_CLASS_NONE,
57 CPU_CLASS_CORTEXA,
58 CPU_CLASS_KRAIT,
59 CPU_CLASS_ARM11J,
60 CPU_CLASS_MARVELL
61 };
62 extern enum cpu_class cpu_class;
63
64 struct dumperinfo;
65 extern int busdma_swi_pending;
66 void busdma_swi(void);
67 int minidumpsys(struct dumperinfo *);
68
69 extern uint32_t initial_fpscr;
70
71 #endif /* !_MACHINE_MD_VAR_H_ */
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