sim/common/sim-basics.h

   1 /* The common simulator framework for GDB, the GNU Debugger.
   2
   3    Copyright 2002, 2004, 2007 Free Software Foundation, Inc.
   4
   5    Contributed by Andrew Cagney and Red Hat.
   6
   7    This file is part of GDB.
   8
   9    This program is free software; you can redistribute it and/or modify
  10    it under the terms of the GNU General Public License as published by
  11    the Free Software Foundation; either version 2 of the License, or
  12    (at your option) any later version.
  13
  14    This program is distributed in the hope that it will be useful,
  15    but WITHOUT ANY WARRANTY; without even the implied warranty of
  16    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17    GNU General Public License for more details.
  18
  19    You should have received a copy of the GNU General Public License
  20    along with this program; if not, write to the Free Software
  21    Foundation, Inc., 59 Temple Place - Suite 330,
  22    Boston, MA 02111-1307, USA.  */
  23
  24
  25 #ifndef _SIM_BASICS_H_
  26 #define _SIM_BASICS_H_
  27
  28
  29 /* Basic configuration */
  30
  31 #ifdef HAVE_CONFIG_H
  32 #include "cconfig.h"
  33 #endif
  34
  35 /* Basic host dependant mess - hopefully <stdio.h> + <stdarg.h> will
  36    bring potential conflicts out in the open */
  37
  38 #include <stdarg.h>
  39 #include <stdio.h>
  40 #include <setjmp.h>
  41
  42 #ifdef __CYGWIN32__
  43 extern int vasprintf (char **result, const char *format, va_list args);
  44 extern int asprintf (char **result, const char *format, ...);
  45 #endif
  46
  47
  48 #ifndef NULL
  49 #define NULL 0
  50 #endif
  51
  52
  53
  54 /* Some versions of GCC include an attribute operator, define it */
  55
  56 #if !defined (__attribute__)
  57 #if (!defined(__GNUC__) || (__GNUC__ < 2) || (__GNUC__ == 2 && __GNUC_MINOR__ < 6))
  58 #define __attribute__(arg)
  59 #endif
  60 #endif
  61
  62
  63 /* Global types that code manipulates */
  64
  65 typedef struct _device device;
  66 struct hw;
  67 struct _sim_fpu;
  68
  69
  70 /* Generic address space (maps) and access attributes */
  71
  72 enum {
  73   read_map = 0,
  74   write_map = 1,
  75   exec_map = 2,
  76   io_map = 3,
  77   nr_maps = 32, /* something small */
  78 };
  79
  80 enum {
  81   access_invalid = 0,
  82   access_read = 1 << read_map,
  83   access_write = 1 << write_map,
  84   access_exec = 1 << exec_map,
  85   access_io = 1 << io_map,
  86 };
  87
  88 enum {
  89   access_read_write = (access_read | access_write),
  90   access_read_exec = (access_read | access_exec),
  91   access_write_exec = (access_write | access_exec),
  92   access_read_write_exec = (access_read | access_write | access_exec),
  93   access_read_io = (access_read | access_io),
  94   access_write_io = (access_write | access_io),
  95   access_read_write_io = (access_read | access_write | access_io),
  96   access_exec_io = (access_exec | access_io),
  97   access_read_exec_io = (access_read | access_exec | access_io),
  98   access_write_exec_io = (access_write | access_exec | access_io),
  99   access_read_write_exec_io = (access_read | access_write | access_exec | access_io),
 100 };
 101
 102
 103 /* disposition of an object when things are reset */
 104
 105 typedef enum {
 106   permenant_object,
 107   temporary_object,
 108 } object_disposition;
 109
 110
 111 /* Memory transfer types */
 112
 113 typedef enum _transfer_type {
 114   read_transfer,
 115   write_transfer,
 116 } transfer_type;
 117
 118
 119 /* directions */
 120
 121 typedef enum {
 122   bidirect_port,
 123   input_port,
 124   output_port,
 125 } port_direction;
 126
 127
 128 \f
 129 /* Basic definitions - ordered so that nothing calls what comes after it.  */
 130
 131 /* FIXME: conditionalizing tconfig.h on HAVE_CONFIG_H seems wrong.  */
 132 #ifdef HAVE_CONFIG_H
 133 #include "tconfig.h"
 134 #endif
 135
 136 #include "ansidecl.h"
 137 #include "gdb/callback.h"
 138 #include "gdb/remote-sim.h"
 139
 140 #include "sim-config.h"
 141
 142 #include "sim-inline.h"
 143
 144 #include "sim-types.h"
 145 #include "sim-bits.h"
 146 #include "sim-endian.h"
 147 #include "sim-signal.h"
 148 #include "sim-arange.h"
 149
 150 #include "sim-utils.h"
 151
 152 /* Note: Only the simpler interfaces are defined here.  More heavy
 153    weight objects, such as core and events, are defined in the more
 154    serious sim-base.h header. */
 155
 156 #endif /* _SIM_BASICS_H_ */