1 /* This file is part of the program psim.
3 Copyright (C) 1994-1996, Andrew Cagney <cagney@highland.com.au>
5 This program is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by
7 the Free Software Foundation; either version 2 of the License, or
8 (at your option) any later version.
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with this program; if not, write to the Free Software
17 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
28 /* the system object */
29 /* typedef struct _psim psim; */
30 /* typedef struct _device device; */
32 /* when the `system' stops, find out why. FIXME - at this point this
33 is really a bit puzzling. After all, how can there be a status
34 when there several processors involved */
36 typedef struct _psim_status {
40 unsigned_word program_counter;
44 /* create an initial device tree and then populate it using
45 information obtained from either the command line or a file */
47 extern device *psim_tree
50 extern char **psim_options
54 extern void psim_command
59 extern void psim_merge_device_file
61 const char *file_name);
63 extern void psim_usage
67 /* create a new simulator from the device tree */
69 extern psim *psim_create
70 (const char *file_name,
74 /* Given the created simulator (re) initialize it */
79 extern void psim_stack
85 /* Run/stop the system */
93 extern void psim_restart
97 extern void psim_set_halt_and_restart
100 void *restart_jmp_buf);
102 extern void psim_clear_halt_and_restart
105 extern void psim_stop
108 extern void psim_halt
114 extern int psim_last_cpu
117 extern int psim_nr_cpus
121 extern psim_status psim_get_status
125 /* reveal the internals of the simulation. Grant access to the
126 processor (cpu) device tree (device) and events (event_queue). */
132 extern device *psim_device
136 extern event_queue *psim_event_queue
141 /* manipulate the state (registers or memory) of a processor within
142 the system. In the case of memory, the read/write is performed
143 using the specified processors address translation tables.
145 Where applicable, WHICH_CPU == -1 indicates all processors and
146 WHICH_CPU == <nr_cpus> indicates the `current' processor. */
148 extern void psim_read_register
151 void *host_ordered_buf,
155 extern void psim_write_register
162 extern unsigned psim_read_memory
169 extern unsigned psim_write_memory
175 int violate_read_only_section);
177 extern void psim_print_info
181 #endif /* _PSIM_H_ */