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/* Device definitions.

   Copyright (C) 1998, 2007, 2008 Free Software Foundation, Inc.

   Contributed by Cygnus Support.

This file is part of GDB, the GNU debugger.

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_HW_H

#define SIM_HW_H

/* Establish this object */

SIM_RC sim_hw_install

(struct sim_state *sd);

/* Parse a hardware definition */

struct hw *sim_hw_parse

(struct sim_state *sd,

 const char *fmt,

 ...) __attribute__ ((format (printf, 2, 3)));

/* Print the hardware tree */

void sim_hw_print

(struct sim_state *sd,

 void (*print) (struct sim_state *, const char *, va_list ap));

/* Abort the simulation specifying HW as the reason */

void sim_hw_abort

(SIM_DESC sd,

 struct hw *hw,

 const char *fmt,

 ...) __attribute__ ((format (printf, 3, 4)));

/* CPU: The simulation is running and the current CPU/CIA

   initiates a data transfer. */

void sim_cpu_hw_io_read_buffer

(sim_cpu *cpu,

 sim_cia cia,

 struct hw *hw,

 void *dest,

 int space,

 unsigned_word addr,

 unsigned nr_bytes);

void sim_cpu_hw_io_write_buffer

(sim_cpu *cpu,

 sim_cia cia,

 struct hw *hw,

 const void *source,

 int space,

 unsigned_word addr,

 unsigned nr_bytes);

/* SYSTEM: A data transfer is being initiated by the system. */

unsigned sim_hw_io_read_buffer

(struct sim_state *sd,

 struct hw *hw,

 void *dest,

 int space,

 unsigned_word addr,

 unsigned nr_bytes);

unsigned sim_hw_io_write_buffer

(struct sim_state *sd,

 struct hw *hw,

 const void *source,

 int space,

 unsigned_word addr,

 unsigned nr_bytes);

#endif