xref: /openbsd/usr.sbin/vmd/loadfile.h (revision 6eb4c859)
1 /*	$NetBSD: loadfile.h,v 1.1 1999/04/28 09:08:50 christos Exp $	 */
2 /*	$OpenBSD: loadfile.h,v 1.15 2021/06/16 16:55:02 dv Exp $	 */
3 
4 /*-
5  * Copyright (c) 1998 The NetBSD Foundation, Inc.
6  * All rights reserved.
7  *
8  * This code is derived from software contributed to The NetBSD Foundation
9  * by Christos Zoulas.
10  *
11  * Redistribution and use in source and binary forms, with or without
12  * modification, are permitted provided that the following conditions
13  * are met:
14  * 1. Redistributions of source code must retain the above copyright
15  *    notice, this list of conditions and the following disclaimer.
16  * 2. Redistributions in binary form must reproduce the above copyright
17  *    notice, this list of conditions and the following disclaimer in the
18  *    documentation and/or other materials provided with the distribution.
19  *
20  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
21  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
22  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
23  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
24  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
25  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
26  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
27  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
28  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
29  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
30  * POSSIBILITY OF SUCH DAMAGE.
31  */
32 
33 #include <zlib.h>
34 
35 #include "vmd.h"
36 
37 #ifndef _LOADFILE_H_
38 #define _LOADFILE_H_
39 
40 /*
41  * Array indices in the u_long position array
42  */
43 #define MARK_START	0
44 #define MARK_ENTRY	1
45 #define	MARK_NSYM	2
46 #define MARK_SYM	3
47 #define	MARK_END	4
48 #define	MARK_RANDOM	5
49 #define	MARK_ERANDOM	6
50 #define	MARK_MAX	7
51 
52 /*
53  * Bit flags for sections to load
54  */
55 #define	LOAD_TEXT	0x0001
56 #define	LOAD_TEXTA	0x0002
57 #define	LOAD_DATA	0x0004
58 #define	LOAD_BSS	0x0008
59 #define	LOAD_SYM	0x0010
60 #define	LOAD_HDR	0x0020
61 #define	LOAD_RANDOM	0x0040
62 #define LOAD_ALL	0x007f
63 
64 #define	COUNT_TEXT	0x0100
65 #define	COUNT_TEXTA	0x0200
66 #define	COUNT_DATA	0x0400
67 #define	COUNT_BSS	0x0800
68 #define	COUNT_SYM	0x1000
69 #define	COUNT_HDR	0x2000
70 #define	COUNT_RANDOM	0x4000
71 #define COUNT_ALL	0x7f00
72 
73 #define LOWMEM_KB 640
74 
75 #define BOOTARGS_PAGE 0x2000
76 #define STACK_PAGE 0xF000
77 #define GDT_PAGE 0x10000
78 #define PML4_PAGE 0x11000
79 #define PML3_PAGE 0x12000
80 #define PML2_PAGE 0x13000
81 #define NPTE_PG (PAGE_SIZE / sizeof(uint64_t))
82 
83 int loadfile_elf(gzFile, struct vm_create_params *, struct vcpu_reg_state *);
84 
85 size_t mread(gzFile, paddr_t, size_t);
86 
87 #endif /* _LOADFILE_H_ */
88