/* * 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 1.5 2007/01/17 05:35:48 steve Exp $" #endif /* * This file contains an example VPI module to demonstrate the tools * to create vpi modules. To compile this module, use the iverilog-vpi * command like so: * * iverilog-vpi hello_vpi.c * * The result is the hello_vpi.vpi module. See the hello_vpi.vl * program for example Verilog code to call this module. */ # include <vpi_user.h> static PLI_INT32 my_hello_calltf(char *xx) { vpi_printf("Hello World, from VPI.\n"); return 0; } static void my_hello_register() { s_vpi_systf_data tf_data; tf_data.type = vpiSysTask; tf_data.tfname = "$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 1.5 2007/01/17 05:35:48 steve * Fix typo is hello_vpi.c example. * * Revision 1.4 2006/10/30 22:46:25 steve * Updates for Cygwin portability (pr1585922) * * 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. * */