1 /* This file is part of the program psim.
3 Copyright (C) 1994-1995,1998, 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.
22 #ifndef _SIM_CALLBACKS_H_
23 #define _SIM_CALLBACKS_H_
27 Functions to report diagnostic information to the user. */
29 #define printf_filtered sim_io_printf_filtered
30 void sim_io_printf_filtered
31 (const char *msg, ...) __attribute__ ((format (printf, 1, 2)));
34 (const char *msg, ...);
37 /* External environment:
39 Some HOST OS's require regular polling so that external events such
40 as GUI io can be handled. */
49 These functions provide the interface between the modeled targets
50 standard input and output streams and the hosts external
53 The underlying model is responsible for co-ordinating I/O
58 const char mess[] = "Hello World\r\n";
62 write(out, mess, sizeof(mess))
65 That is to say, the underlying model would, in implementing dup()
66 recorded the fact that any output directed at fid-OUT should be
67 displayed using sim_io_write_stdout(). While for the code stub:
71 const char mess[] = "Hello World\r\n";
74 out = open("output", 0x0001|0x0200, 0); // write+create
76 write(out, mess, sizeof(mess))
79 would result in output to fid-1 being directed towards the file
94 enum { sim_io_eof = -1, sim_io_not_ready = -2, }; /* See: IEEE 1275 */
101 #define flush_stdoutput sim_io_flush_stdoutput
102 void sim_io_flush_stdoutput
106 /* Simulator instance. */
107 extern psim *simulator;
110 /* Memory management with an allocator that clears memory before use. */
115 #define ZALLOC(TYPE) (TYPE*)zalloc(sizeof (TYPE))