main.c
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/*************************************************************************
*
* File: main.c
*
* This file contains the main routine for the I/O simulator.
*
* $Header: /root/leakn64/depot/rf/sw/bbplayer/iosim/src/main.c,v 1.2 2002/05/30 05:52:50 whs Exp $
*
*/
#ifdef __sgi__
#include <sys/cachectl.h>
#endif
#include <sys/mman.h>
#include <errno.h>
#include <fcntl.h>
#include <getopt.h>
#ifdef __sgi__
#include <libelf.h>
#endif
#include <stdio.h>
#include <stdlib.h>
#include <stdarg.h>
#include <string.h>
#include <unistd.h>
#include "sim.h"
#include "simipc.h"
#define TEST_CMD_FILE "io.tst"
#define OPTARG "w:d:f:l:mn:c:h:s:v?"
/*
* Forward declarations
*/
static void usage(void);
/*
* External references
*/
extern void IoInit(void);
extern int IoTest(void);
extern char IpcName[];
extern int VerifyMemory;
extern int MemoryLoad;
/*
* Global variables
*/
int IpcFd = -1;
unsigned long Dflags;
char *CmdFile = TEST_CMD_FILE;
FILE *LogFp, *CmdFp;
int ConfigRdramV = 0;
char *Server = NULL;
int NumberStallCycles = 0;
/*
* Local variables
*/
static char *ipcName = NULL;
/*
* Main
*/
main(int argc, char **argv)
{
int c, testId;
char *file;
FILE *fp = NULL;
struct descriptor d;
extern char *optarg;
extern int optind, opterr, optopt;
optind = 1;
Dflags = 0;
LogFp = stderr;
while ((c = getopt(argc, argv, OPTARG)) != EOF) {
switch (c) {
case 'w': { /* Stall Cycles */
NumberStallCycles = strtoul(optarg, NULL, 0);
printf("Stall Cycles=%d\n", NumberStallCycles);
break;
}
case 'd': { /* Debug */
Dflags = strtoul(optarg, NULL, 16);
printf("Debug flag=0x%08x\n", Dflags);
break;
}
case 'f': { /* Command file */
CmdFile = optarg;
break;
}
case 'l': { /* Log file */
file = optarg;
printf("Log file = %s\n", file);
if ((fp = fopen(file, "w+")) == NULL) {
printf("Unable to open log: %s\n",
file);
}
else
LogFp = fp;
break;
}
case 'm': { /* Enable memory loading/unloading */
printf("Memory loading enabled\n");
MemoryLoad = 1;
break;
}
case 'n': { /* IPC name */
ipcName = optarg;
break;
}
case 'c': { /* Config RDRAM */
printf("Config RDRAM using verilog\n");
ConfigRdramV = 1;
break;
}
case 's': { /* Automatically exec simv.ipc */
Server = optarg;
break;
}
case 'v': { /* Verify memory loading/unloading */
printf("Verify memory enabled\n");
VerifyMemory = 1;
break;
}
case 'h': /* Help */
case '?': {
usage();
exit(0);
}
default:
break;
}
} /* while */
printf("Using test file '%s' ...\n", CmdFile);
IpcInit(ipcName);
printf("Using IPC name '%s' ...\n", IpcName);
if (Server == NULL) {
Server = getenv("SIMV");
if ((Server != NULL) && (*Server == '\0'))
Server = NULL;
}
if (Server != NULL)
ExecServer(Server);
FindServer();
ExceptionHandlerInit();
IoInit();
if (IoTest() < 0)
printf("ERROR: Unable to perform IO testing!\n");
if (fp)
fclose(fp);
if (IpcFd != -1)
IpcClose(IpcFd);
if (Server != NULL)
WaitServer();
exit(0);
}
static void
usage(void)
{
printf("Usage: iosim\n");
printf(" -d <debug_flags in hex>\n");
printf(" -f <test_file>\n");
printf(" -l <log_file>\n");
printf(" -m (enable memory loading)\n");
printf(" -n <ipc name>\n");
printf(" -h (help - this message)\n");
printf(" -s <simv ... >\n");
printf(" -v (verify memory when loading/unloading file)\n");
}