aboutsummaryrefslogtreecommitdiff
path: root/sim/common/sim-basics.h
blob: e0cb6d17c91dfafce19b173e8c1a23d7f6fa95ce (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
/* The common simulator framework for GDB, the GNU Debugger.

   Copyright 2002-2016 Free Software Foundation, Inc.

   Contributed by Andrew Cagney and Red Hat.

   This file is part of GDB.

   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; either version 3 of the License, or
   (at your option) any later version.

   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.

   You should have received a copy of the GNU General Public License
   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */


#ifndef SIM_BASICS_H
#define SIM_BASICS_H


/* Basic configuration */

#ifdef HAVE_CONFIG_H
#include "cconfig.h"
#endif

/* Basic host dependant mess - hopefully <stdio.h> + <stdarg.h> will
   bring potential conflicts out in the open */

#include <stdarg.h>
#include <stdio.h>
#include <setjmp.h>

#ifdef __CYGWIN32__
extern int vasprintf (char **result, const char *format, va_list args);
extern int asprintf (char **result, const char *format, ...);
#endif


#ifndef NULL
#define NULL 0
#endif



/* Some versions of GCC include an attribute operator, define it */

#if !defined (__attribute__)
#if (!defined(__GNUC__) || (__GNUC__ < 2) || (__GNUC__ == 2 && __GNUC_MINOR__ < 6))
#define __attribute__(arg)
#endif
#endif


/* Global types that code manipulates */

struct hw;
struct _sim_fpu;


/* Generic address space (maps) and access attributes */

enum {
  read_map = 0,
  write_map = 1,
  exec_map = 2,
  io_map = 3,
  nr_maps = 32, /* something small */
};

enum {
  access_invalid = 0,
  access_read = 1 << read_map,
  access_write = 1 << write_map,
  access_exec = 1 << exec_map,
  access_io = 1 << io_map,
};

enum {
  access_read_write = (access_read | access_write),
  access_read_exec = (access_read | access_exec),
  access_write_exec = (access_write | access_exec),
  access_read_write_exec = (access_read | access_write | access_exec),
  access_read_io = (access_read | access_io),
  access_write_io = (access_write | access_io),
  access_read_write_io = (access_read | access_write | access_io),
  access_exec_io = (access_exec | access_io),
  access_read_exec_io = (access_read | access_exec | access_io),
  access_write_exec_io = (access_write | access_exec | access_io),
  access_read_write_exec_io = (access_read | access_write | access_exec | access_io),
};


/* disposition of an object when things are reset */

typedef enum {
  permenant_object,
  temporary_object,
} object_disposition;


/* Memory transfer types */

typedef enum _transfer_type {
  read_transfer,
  write_transfer,
} transfer_type;


/* directions */

typedef enum {
  bidirect_port,
  input_port,
  output_port,
} port_direction;



/* Basic definitions - ordered so that nothing calls what comes after it.  */

#include "ansidecl.h"
#include "gdb/callback.h"
#include "gdb/remote-sim.h"

#include "sim-config.h"

#include "sim-inline.h"

#include "sim-types.h"
#include "sim-bits.h"
#include "sim-endian.h"
#include "sim-signal.h"
#include "sim-arange.h"

#include "sim-utils.h"

/* Note: Only the simpler interfaces are defined here.  More heavy
   weight objects, such as core and events, are defined in the more
   serious sim-base.h header. */

#endif /* SIM_BASICS_H */