sim/common/sim-hw.h

   1 /* Device definitions.
   2    Copyright (C) 1998, 2007, 2008, 2009, 2010, 2011
   3    Free Software Foundation, Inc.
   4    Contributed by Cygnus Support.
   5
   6 This file is part of GDB, the GNU debugger.
   7
   8 This program is free software; you can redistribute it and/or modify
   9 it under the terms of the GNU General Public License as published by
  10 the Free Software Foundation; either version 3 of the License, or
  11 (at your option) any later version.
  12
  13 This program is distributed in the hope that it will be useful,
  14 but WITHOUT ANY WARRANTY; without even the implied warranty of
  15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16 GNU General Public License for more details.
  17
  18 You should have received a copy of the GNU General Public License
  19 along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
  20
  21 #ifndef SIM_HW_H
  22 #define SIM_HW_H
  23
  24
  25 /* Establish this object */
  26
  27 SIM_RC sim_hw_install
  28 (struct sim_state *sd);
  29
  30
  31 /* Parse a hardware definition */
  32
  33 struct hw *sim_hw_parse
  34 (struct sim_state *sd,
  35  const char *fmt,
  36  ...) __attribute__ ((format (printf, 2, 3)));
  37
  38
  39 /* Print the hardware tree */
  40
  41 void sim_hw_print
  42 (struct sim_state *sd,
  43  void (*print) (struct sim_state *, const char *, va_list ap));
  44
  45
  46 /* Abort the simulation specifying HW as the reason */
  47
  48 void sim_hw_abort
  49 (SIM_DESC sd,
  50  struct hw *hw,
  51  const char *fmt,
  52  ...) __attribute__ ((format (printf, 3, 4)));
  53
  54
  55
  56 /* CPU: The simulation is running and the current CPU/CIA
  57    initiates a data transfer. */
  58
  59 void sim_cpu_hw_io_read_buffer
  60 (sim_cpu *cpu,
  61  sim_cia cia,
  62  struct hw *hw,
  63  void *dest,
  64  int space,
  65  unsigned_word addr,
  66  unsigned nr_bytes);
  67
  68 void sim_cpu_hw_io_write_buffer
  69 (sim_cpu *cpu,
  70  sim_cia cia,
  71  struct hw *hw,
  72  const void *source,
  73  int space,
  74  unsigned_word addr,
  75  unsigned nr_bytes);
  76
  77
  78
  79 /* SYSTEM: A data transfer is being initiated by the system. */
  80
  81 unsigned sim_hw_io_read_buffer
  82 (struct sim_state *sd,
  83  struct hw *hw,
  84  void *dest,
  85  int space,
  86  unsigned_word addr,
  87  unsigned nr_bytes);
  88
  89 unsigned sim_hw_io_write_buffer
  90 (struct sim_state *sd,
  91  struct hw *hw,
  92  const void *source,
  93  int space,
  94  unsigned_word addr,
  95  unsigned nr_bytes);
  96
  97
  98 #endif