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/* Device definitions.
   Copyright (C) 1998 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 2, 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_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