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/*  This file is part of the program psim.

    Copyright (C) 1994-1997, Andrew Cagney <cagney@highland.com.au>

    Copyright (C) 1997, 1998, Free Software Foundation, Inc.

    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 2 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, write to the Free Software

    Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.

    */

#ifndef _SIM_BASICS_H_

#define _SIM_BASICS_H_

/* Basic configuration */

#ifdef HAVE_CONFIG_H

#include "config.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 */

typedef struct _device device;

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.  */

/* FIXME: conditionalizing tconfig.h on HAVE_CONFIG_H seems wrong.  */

#ifdef HAVE_CONFIG_H

#include "tconfig.h"

#endif

#include "ansidecl.h"

#include "callback.h"

#include "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_ */