iverilog/vpi/sys_deposit.c

75 lines
2.0 KiB
C

/*
* Copyright (c) 1999-2010 Stephen Williams (steve@icarus.com)
* Copyright (c) 2000 Stephan Boettcher <stephan@nevis.columbia.edu>
*
* 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
*/
# include "vpi_config.h"
# include "vpi_user.h"
# include <assert.h>
static PLI_INT32 sys_deposit_calltf(char *name)
{
vpiHandle sys, argv, target, value;
s_vpi_value val;
sys = vpi_handle(vpiSysTfCall, 0);
assert(sys);
argv = vpi_iterate(vpiArgument, sys);
if (!argv)
{
vpi_printf("ERROR: %s requires parameters "
"(target, value)\n", name);
return 0;
}
target = vpi_scan(argv);
assert(target);
value = vpi_scan(argv);
assert(value);
vpi_free_object(argv);
val.format = vpiIntVal;
vpi_get_value(value, &val);
switch (vpi_get(vpiType, target))
{
default:
vpi_printf("ERROR: %s invalid target parameter\n", name);
break;
case vpiNet:
case vpiReg:
vpi_put_value(target, &val, 0, vpiNoDelay);
break;
}
return 0;
}
void sys_deposit_register()
{
s_vpi_systf_data tf_data;
tf_data.type = vpiSysTask;
tf_data.tfname = "$deposit";
tf_data.calltf = sys_deposit_calltf;
tf_data.compiletf = 0;
tf_data.sizetf = 0;
tf_data.user_data = "$deposit";
vpi_register_systf(&tf_data);
}