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[/] [openrisc/] [tags/] [or1ksim/] [or1ksim-0.4.0rc1/] [testsuite/] [test-code/] [lib-iftest/] [lib-iftest.c] - Rev 757
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/* lib-iftest.c. Test of Or1ksim library interface functions. Copyright (C) 1999-2006 OpenCores Copyright (C) 2010 Embecosm Limited Contributors various OpenCores participants Contributor Jeremy Bennett <jeremy.bennett@embecosm.com> This file is part of OpenRISC 1000 Architectural Simulator. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 3 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, see <http: www.gnu.org/licenses/>. */ /* ---------------------------------------------------------------------------- This code is commented throughout for use with Doxygen. --------------------------------------------------------------------------*/ #include <math.h> #include <stdlib.h> #include <stdio.h> #include "or1ksim.h" /* --------------------------------------------------------------------------*/ /*!Main program Build an or1ksim program using the library which loads a program and config from the command line. Usage: lib-iftest <config-file> <image> <duration_ms> Run that test for a <duration_ms> milliseconds of simulated time. The test the various interface functions. @param[in] argc Number of elements in argv @param[in] argv Vector of program name and arguments @return Return code for the program. */ /* --------------------------------------------------------------------------*/ int main (int argc, char *argv[]) { /* Parse args */ if (4 != argc) { fprintf (stderr, "usage: lib-iftest <config-file> <image> <duration_ms>\n"); return 1; } int duration_ms = atoi (argv[3]); double duration = (double) duration_ms / 1.0e3; if (duration_ms <= 0) { fprintf (stderr, "ERROR. Duration must be positive number of ms\n"); return 1; } /* Put the initialization message afterwards, or it will get swamped by the Or1ksim header. */ if (0 == or1ksim_init (argv[1], argv[2], NULL, NULL, NULL)) { printf ("Initalization succeeded.\n"); } else { printf ("Initalization failed.\n"); return 1; } /* Test of running */ printf ("Running code..."); switch (or1ksim_run (duration)) { case OR1KSIM_RC_OK: printf ("done.\n"); break; case OR1KSIM_RC_BRKPT: printf ("hit breakpoint.\n"); break; default: printf ("failed.\n"); return 1; } /* Test of timing. Set a time point, run for the duration, then check the timing matches. */ or1ksim_set_time_point (); printf ("Set time point.\n"); printf ("Running code..."); switch (or1ksim_run (duration)) { case OR1KSIM_RC_OK: printf ("done.\n"); break; case OR1KSIM_RC_BRKPT: printf ("hit breakpoint.\n"); break; default: printf ("failed.\n"); return 1; } /* All done OK (within 1ps) */ double measured_duration = or1ksim_get_time_period (); if (fabs (duration - measured_duration) < 1e-12) { printf ("Measured time period correctly.\n"); } else { printf ("Failed. Requested period %.12f, but measured %.12f\n", duration, measured_duration); return 1; } /* Test endianness */ if (or1ksim_is_le ()) { printf ("Little endian architecture.\n"); } else { printf ("Big endian architecture.\n"); } /* Check for clock rate */ unsigned long int clock_rate = or1ksim_clock_rate (); if (clock_rate > 0) { printf ("Clock rate %ld Hz.\n", clock_rate); } else { printf ("Invalid clock rate %ld Hz.\n", clock_rate); return 1; } printf ("Test completed successfully.\n"); return 0; } /* main () */
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