xref: /freebsd/sys/arm/include/md_var.h (revision 6ae1554a5d9b318f8ad53ccc39fa5a961403da73)
1 /*-
2  * Copyright (c) 1995 Bruce D. Evans.
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  * 3. Neither the name of the author nor the names of contributors
14  *    may be used to endorse or promote products derived from this software
15  *    without specific prior written permission.
16  *
17  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
18  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
21  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27  * SUCH DAMAGE.
28  *
29  *	from: FreeBSD: src/sys/i386/include/md_var.h,v 1.40 2001/07/12
30  * $FreeBSD$
31  */
32 
33 #ifndef	_MACHINE_MD_VAR_H_
34 #define	_MACHINE_MD_VAR_H_
35 
36 extern long Maxmem;
37 extern char sigcode[];
38 extern int szsigcode;
39 extern uint32_t *vm_page_dump;
40 extern int vm_page_dump_size;
41 
42 extern int (*_arm_memcpy)(void *, void *, int, int);
43 extern int (*_arm_bzero)(void *, int, int);
44 
45 extern int _min_memcpy_size;
46 extern int _min_bzero_size;
47 
48 #define DST_IS_USER	0x1
49 #define SRC_IS_USER	0x2
50 #define IS_PHYSICAL	0x4
51 
52 enum cpu_class {
53 	CPU_CLASS_NONE,
54 	CPU_CLASS_ARM9TDMI,
55 	CPU_CLASS_ARM9ES,
56 	CPU_CLASS_ARM9EJS,
57 	CPU_CLASS_ARM10E,
58 	CPU_CLASS_ARM10EJ,
59 	CPU_CLASS_CORTEXA,
60 	CPU_CLASS_KRAIT,
61 	CPU_CLASS_XSCALE,
62 	CPU_CLASS_ARM11J,
63 	CPU_CLASS_MARVELL
64 };
65 extern enum cpu_class cpu_class;
66 
67 struct dumperinfo;
68 extern int busdma_swi_pending;
69 void busdma_swi(void);
70 void dump_add_page(vm_paddr_t);
71 void dump_drop_page(vm_paddr_t);
72 int minidumpsys(struct dumperinfo *);
73 
74 #endif /* !_MACHINE_MD_VAR_H_ */
75