/
hello_vpi.c
75 lines (67 loc) · 2.13 KB
/
hello_vpi.c
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
/*
* Copyright (c) 2002 Stephen Williams (steve@icarus.com)
*
* This source code is free software; you can redistribute it
* and/or modify it in source code form under the terms of the GNU
* General Public License as published by the Free Software
* Foundation; either version 2 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, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*/
#ifdef HAVE_CVS_IDENT
#ident "$Id: hello_vpi.c,v 1.3 2002/08/12 01:35:01 steve Exp $"
#endif
/*
* This file contains an example VPI module to demonstrate the tools
* to create vpi modules. To compile this module, use the iverilog-vpi
* command like so:
*
* iverilog-vpi hello_vpi.c
*
* The result is the hello_vpi.vpi module. See the hello_vpi.vl
* program for example Verilog code to call this module.
*/
# include <vpi_user.h>
static int my_hello_calltf(char *xx)
{
vpi_printf("Hello World, from VPI.\n");
return 0;
}
static void my_hello_register()
{
s_vpi_systf_data tf_data;
tf_data.type = vpiSysTask;
tf_data.tfname = "$my_hello";
tf_data.calltf = my_hello_calltf;
tf_data.compiletf = 0;
tf_data.sizetf = 0;
vpi_register_systf(&tf_data);
}
/*
* This is a table of register functions. This table is the external
* symbol that the simulator looks for when loading this .vpi module.
*/
void (*vlog_startup_routines[])() = {
my_hello_register,
0
};
/*
* $Log: hello_vpi.c,v $
* Revision 1.3 2002/08/12 01:35:01 steve
* conditional ident string using autoconfig.
*
* Revision 1.2 2002/08/11 23:47:04 steve
* Add missing Log and Ident strings.
*
* Revision 1.1 2002/04/18 03:25:16 steve
* More examples.
*
*/