/[gxemul]/trunk/src/main.c
This is repository of my old source code which isn't updated any more. Go to git.rot13.org for current projects!
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revision 2 by dpavlin, Mon Oct 8 16:17:48 2007 UTC revision 4 by dpavlin, Mon Oct 8 16:18:00 2007 UTC
# Line 25  Line 25 
25   *  SUCH DAMAGE.   *  SUCH DAMAGE.
26   *   *
27   *   *
28   *  $Id: main.c,v 1.228 2005/04/07 15:43:17 debug Exp $   *  $Id: main.c,v 1.232 2005/04/18 21:40:58 debug Exp $
29   */   */
30    
31  #include <stdio.h>  #include <stdio.h>
# Line 298  static void usage(int longusage) Line 298  static void usage(int longusage)
298          printf("            where xxx is one or more of the following:\n");          printf("            where xxx is one or more of the following:\n");
299          printf("                b     specifies that this is the boot"          printf("                b     specifies that this is the boot"
300              " device\n");              " device\n");
301          printf("                c     CD-ROM (instead of normal SCSI DISK)\n");          printf("                c     CD-ROM\n");
302          printf("                d     SCSI DISK (this is the default)\n");          printf("                d     DISK\n");
303          printf("                i     IDE (instead of SCSI)\n");          printf("                f     FLOPPY\n");
304            printf("                i     IDE\n");
305          printf("                r     read-only (don't allow changes to the"          printf("                r     read-only (don't allow changes to the"
306              " file)\n");              " file)\n");
307          printf("                t     SCSI tape\n");          printf("                s     SCSI\n");
308          printf("                0-7   force a specific SCSI ID number\n");          printf("                t     tape\n");
309            printf("                0-7   force a specific ID\n");
310          printf("  -I x      emulate clock interrupts at x Hz (affects"          printf("  -I x      emulate clock interrupts at x Hz (affects"
311              " rtc devices only, not\n");              " rtc devices only, not\n");
312          printf("            actual runtime speed) (this disables automatic"          printf("            actual runtime speed) (this disables automatic"
# Line 379  static void usage(int longusage) Line 381  static void usage(int longusage)
381              "on a binary.\n"              "on a binary.\n"
382              "To load a raw binary into memory, add \"address:\" in front "              "To load a raw binary into memory, add \"address:\" in front "
383              "of the filename,\n"              "of the filename,\n"
384              "or \"address:skiplen:\" or \"address:skiplen:initialpc\".\n"              "or \"address:skiplen:\" or \"address:skiplen:initialpc:\".\n"
385              "Examples:\n"              "Examples:\n"
386              "    0xbfc00000:rom.bin                  for a raw ROM image\n"              "    0xbfc00000:rom.bin                    for a raw ROM image\n"
387              "    0xbfc00000:0x100:rom.bin            for an image with "              "    0xbfc00000:0x100:rom.bin              for an image with "
388              "0x100 bytes header\n"              "0x100 bytes header\n"
389              "    0xbfc00000:0x100:0xbfc00884:rom.bin  "              "    0xbfc00000:0x100:0xbfc00884:rom.bin   "
390              "start with pc=0xbfc00884\n");              "start with pc=0xbfc00884\n");
391  }  }
392    
# Line 394  static void usage(int longusage) Line 396  static void usage(int longusage)
396   *   *
397   *  Reads command line arguments.   *  Reads command line arguments.
398   */   */
399  int get_cmd_args(int argc, char *argv[], struct emul *emul)  int get_cmd_args(int argc, char *argv[], struct emul *emul,
400            char ***diskimagesp, int *n_diskimagesp)
401  {  {
402          int ch, res, using_switch_d = 0, using_switch_Z = 0;          int ch, res, using_switch_d = 0, using_switch_Z = 0;
403          char *type = NULL, *subtype = NULL;          char *type = NULL, *subtype = NULL;
# Line 421  int get_cmd_args(int argc, char *argv[], Line 424  int get_cmd_args(int argc, char *argv[],
424                          fully_deterministic = 1;                          fully_deterministic = 1;
425                          break;                          break;
426                  case 'd':                  case 'd':
427                          diskimage_add(m, optarg);                          /*  diskimage_add() is called further down  */
428                            (*n_diskimagesp) ++;
429                            (*diskimagesp) = realloc(*diskimagesp,
430                                sizeof(char *) * (*n_diskimagesp));
431                            if (*diskimagesp == NULL) {
432                                    fprintf(stderr, "out of memory\n");
433                                    exit(1);
434                            }
435                            (*diskimagesp)[(*n_diskimagesp) - 1] = strdup(optarg);
436                          using_switch_d = 1;                          using_switch_d = 1;
437                          msopts = 1;                          msopts = 1;
438                          break;                          break;
# Line 567  int get_cmd_args(int argc, char *argv[], Line 578  int get_cmd_args(int argc, char *argv[],
578                          break;                          break;
579                  case 'Y':                  case 'Y':
580                          m->x11_scaledown = atoi(optarg);                          m->x11_scaledown = atoi(optarg);
581                            if (m->x11_scaledown < 1) {
582                                    fprintf(stderr, "Invalid scaledown value.\n");
583                                    exit(1);
584                            }
585                          msopts = 1;                          msopts = 1;
586                          break;                          break;
587                  case 'y':                  case 'y':
# Line 640  int get_cmd_args(int argc, char *argv[], Line 655  int get_cmd_args(int argc, char *argv[],
655          /*  -i, -r, -t are pretty verbose:  */          /*  -i, -r, -t are pretty verbose:  */
656    
657          if (m->instruction_trace && !verbose) {          if (m->instruction_trace && !verbose) {
658                  fprintf(stderr, "Implicitly turning of -q and turning on -v, "                  fprintf(stderr, "Implicitly %sturning on -v, because"
659                      "because of -i\n");                      " of -i\n", quiet_mode? "turning off -q and " : "");
660                  verbose = 1;                  verbose = 1;
661                  quiet_mode = 0;                  quiet_mode = 0;
662          }          }
663    
664          if (m->register_dump && !verbose) {          if (m->register_dump && !verbose) {
665                  fprintf(stderr, "Implicitly turning of -q and turning on -v, "                  fprintf(stderr, "Implicitly %sturning on -v, because"
666                      "because of -r\n");                      " of -r\n", quiet_mode? "turning off -q and " : "");
667                  verbose = 1;                  verbose = 1;
668                  quiet_mode = 0;                  quiet_mode = 0;
669          }          }
670    
671          if (m->show_trace_tree && !verbose) {          if (m->show_trace_tree && !verbose) {
672                  fprintf(stderr, "Implicitly turning of -q and turning on -v, "                  fprintf(stderr, "Implicitly %sturning on -v, because"
673                      "because of -t\n");                      " of -t\n", quiet_mode? "turning off -q and " : "");
674                  verbose = 1;                  verbose = 1;
675                  quiet_mode = 0;                  quiet_mode = 0;
676          }          }
# Line 665  int get_cmd_args(int argc, char *argv[], Line 680  int get_cmd_args(int argc, char *argv[],
680           *  Usually, an executable filename must be supplied.           *  Usually, an executable filename must be supplied.
681           *           *
682           *  However, it is possible to boot directly from a harddisk image           *  However, it is possible to boot directly from a harddisk image
683           *  file. If no kernel is supplied, and the emulation mode is set to           *  file. If no kernel is supplied, but a diskimage is being used,
684           *  DECstation emulation, and there is a diskimage, then try to boot           *  then try to boot from disk.
          *  from that.  
685           */           */
686          if (extra_argc == 0) {          if (extra_argc == 0) {
687                  if (using_switch_d) {                  if (using_switch_d) {
# Line 756  int get_cmd_args(int argc, char *argv[], Line 770  int get_cmd_args(int argc, char *argv[],
770  int main(int argc, char *argv[])  int main(int argc, char *argv[])
771  {  {
772          struct emul **emuls;          struct emul **emuls;
773            char **diskimages = NULL;
774            int n_diskimages = 0;
775          int n_emuls;          int n_emuls;
776          int i;          int i;
777    
# Line 781  int main(int argc, char *argv[]) Line 797  int main(int argc, char *argv[])
797                  exit(1);                  exit(1);
798          }          }
799    
800          get_cmd_args(argc, argv, emuls[0]);          get_cmd_args(argc, argv, emuls[0], &diskimages, &n_diskimages);
801    
802          if (!fully_deterministic) {          if (!fully_deterministic) {
803                  /*  TODO: More than just time(). Use gettimeofday().  */                  /*  TODO: More than just time(). Use gettimeofday().  */
# Line 805  int main(int argc, char *argv[]) Line 821  int main(int argc, char *argv[])
821    
822          if (emuls[0]->machines[0]->machine_type == MACHINE_NONE)          if (emuls[0]->machines[0]->machine_type == MACHINE_NONE)
823                  n_emuls --;                  n_emuls --;
824            else {
825                    for (i=0; i<n_diskimages; i++)
826                            diskimage_add(emuls[0]->machines[0], diskimages[i]);
827            }
828    
829          /*  Simple initialization, from command line arguments:  */          /*  Simple initialization, from command line arguments:  */
830          if (n_emuls > 0) {          if (n_emuls > 0) {
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