71 lines
1.9 KiB
C
71 lines
1.9 KiB
C
/*
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* Copyright (c) 2002-2012 Michael Ruff (mruff at chiaro.com)
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*
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* This source code is free software; you can redistribute it
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* and/or modify it in source code form under the terms of the GNU
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* General Public License as published by the Free Software
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* Foundation; either version 2 of the License, or (at your option)
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* any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#include <stdlib.h>
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#include <string.h>
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#include <assert.h>
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#include <veriuser.h>
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#include <vpi_user.h>
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/*
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* tf_getlongp implemented using VPI interface
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*/
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int tf_getlongp(int *highvalue, int n)
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{
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vpiHandle sys_h, sys_i, arg_h = 0;
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s_vpi_value value;
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int len, rtn;
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assert(highvalue);
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assert(n > 0);
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/* get task/func handle */
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sys_h = vpi_handle(vpiSysTfCall, 0);
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sys_i = vpi_iterate(vpiArgument, sys_h);
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/* find nth arg */
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while (n > 0) {
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if (!(arg_h = vpi_scan(sys_i))) assert(0);
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n--;
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}
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/* get the value */
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value.format = vpiHexStrVal;
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vpi_get_value(arg_h, &value);
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/* convert string to int(s) */
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len = strlen(value.value.str);
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if (len > 8) {
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char *str;
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/* low word */
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str = value.value.str + (len - 8);
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rtn = (int) strtoul(str, 0, 16);
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/* high word */
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*str = '\0';
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*highvalue = (int) strtoul(value.value.str, 0, 16);
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} else {
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*highvalue = 0;
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rtn = (int) strtoul(value.value.str, 0, 16);
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}
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vpi_free_object(sys_i);
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return rtn;
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}
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