1 |
/* |
/* |
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* Copyright (C) 2003-2005 Anders Gavare. All rights reserved. |
* Copyright (C) 2003-2006 Anders Gavare. All rights reserved. |
3 |
* |
* |
4 |
* Redistribution and use in source and binary forms, with or without |
* Redistribution and use in source and binary forms, with or without |
5 |
* modification, are permitted provided that the following conditions are met: |
* modification, are permitted provided that the following conditions are met: |
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* SUCH DAMAGE. |
* SUCH DAMAGE. |
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* |
* |
27 |
* |
* |
28 |
* $Id: main.c,v 1.228 2005/04/07 15:43:17 debug Exp $ |
* $Id: main.c,v 1.256 2006/02/04 11:10:58 debug Exp $ |
29 |
*/ |
*/ |
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#include <stdio.h> |
#include <stdio.h> |
56 |
char *progname; |
char *progname; |
57 |
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58 |
int fully_deterministic = 0; |
int fully_deterministic = 0; |
59 |
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int dyntrans_backend_enable = 1; |
60 |
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61 |
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62 |
/***************************************************************************** |
/***************************************************************************** |
156 |
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157 |
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158 |
/* |
/* |
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* mystrtoull(): |
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* |
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* This function is used on OSes that don't have strtoull() in libc. |
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*/ |
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unsigned long long mystrtoull(const char *s, char **endp, int base) |
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{ |
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unsigned long long res = 0; |
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int minus_sign = 0; |
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if (s == NULL) |
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return 0; |
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/* TODO: Implement endp? */ |
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if (endp != NULL) { |
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fprintf(stderr, "mystrtoull(): endp isn't implemented\n"); |
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exit(1); |
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} |
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if (s[0] == '-') { |
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minus_sign = 1; |
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s++; |
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} |
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/* Guess base: */ |
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if (base == 0) { |
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if (s[0] == '0') { |
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/* Just "0"? :-) */ |
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if (!s[1]) |
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return 0; |
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if (s[1] == 'x' || s[1] == 'X') { |
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base = 16; |
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s += 2; |
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} else { |
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base = 8; |
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s ++; |
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} |
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} else if (s[0] >= '1' && s[0] <= '9') |
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base = 10; |
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} |
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while (s[0]) { |
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int c = s[0]; |
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if (c >= '0' && c <= '9') |
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c -= '0'; |
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else if (c >= 'a' && c <= 'f') |
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c = c - 'a' + 10; |
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else if (c >= 'A' && c <= 'F') |
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c = c - 'A' + 10; |
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else |
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break; |
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switch (base) { |
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case 8: res = (res << 3) | c; |
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break; |
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case 16:res = (res << 4) | c; |
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break; |
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default:res = (res * base) + c; |
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} |
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s++; |
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} |
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if (minus_sign) |
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res = (uint64_t) -(int64_t)res; |
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return res; |
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} |
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/*****************************************************************************/ |
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/* |
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159 |
* internal_w(): |
* internal_w(): |
160 |
* |
* |
161 |
* For internal use by gxemul itself. |
* For internal use by gxemul itself. |
195 |
#ifdef VERSION |
#ifdef VERSION |
196 |
printf("-" VERSION); |
printf("-" VERSION); |
197 |
#endif |
#endif |
198 |
printf(" Copyright (C) 2003-2005 Anders Gavare\n"); |
printf(" Copyright (C) 2003-2006 Anders Gavare\n"); |
199 |
printf("Read the source code and/or documentation for " |
printf("Read the source code and/or documentation for " |
200 |
"other Copyright messages.\n"); |
"other Copyright messages.\n"); |
201 |
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202 |
printf("\nusage: %s [machine, other, and general options] [file " |
printf("\nusage: %s [machine, other, and general options] [file " |
203 |
"[...]]\n", progname); |
"[...]]\n", progname); |
204 |
printf(" or %s [general options] @configfile [...]\n", progname); |
printf(" or %s [general options] @configfile\n", progname); |
205 |
printf(" or %s [userland, other, and general options] file " |
printf(" or %s [userland, other, and general options] file " |
206 |
"[args ...]\n", progname); |
"[args ...]\n", progname); |
207 |
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218 |
"with -E.)\n"); |
"with -E.)\n"); |
219 |
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220 |
printf("\nOther options:\n"); |
printf("\nOther options:\n"); |
221 |
#ifdef BINTRANS |
printf(" -A disable alignment checks in some cases (for higher" |
222 |
printf(" -B disable dynamic binary translation completely\n"); |
" speed)\n"); |
223 |
printf(" -b use the OLD binary translation subsystem\n"); |
#if defined(BINTRANS) || defined(DYNTRANS_BACKEND) |
224 |
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printf(" -B disable native translation backends. (translation" |
225 |
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" is turned on\n by default, if it is supposed for " |
226 |
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"the particular host)\n"); |
227 |
#endif |
#endif |
228 |
printf(" -C x try to emulate a specific CPU. (Use -H to get a " |
printf(" -C x try to emulate a specific CPU. (Use -H to get a " |
229 |
"list of types.)\n"); |
"list of types.)\n"); |
230 |
printf(" -d fname add fname as a disk image. You can add \"xxx:\"" |
printf(" -d fname add fname as a disk image. You can add \"xxx:\"" |
231 |
" as a prefix\n"); |
" as a prefix\n"); |
232 |
printf(" where xxx is one or more of the following:\n"); |
printf(" where xxx is one or more of the following:\n"); |
233 |
printf(" b specifies that this is the boot" |
printf(" b specifies that this is the boot" |
234 |
" device\n"); |
" device\n"); |
235 |
printf(" c CD-ROM (instead of normal SCSI DISK)\n"); |
printf(" c CD-ROM\n"); |
236 |
printf(" d SCSI DISK (this is the default)\n"); |
printf(" d DISK\n"); |
237 |
printf(" i IDE (instead of SCSI)\n"); |
printf(" f FLOPPY\n"); |
238 |
printf(" r read-only (don't allow changes to the" |
printf(" gH;S; set geometry to H heads and S" |
239 |
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" sectors-per-track\n"); |
240 |
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printf(" i IDE\n"); |
241 |
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printf(" r read-only (don't allow changes to the" |
242 |
" file)\n"); |
" file)\n"); |
243 |
printf(" t SCSI tape\n"); |
printf(" s SCSI\n"); |
244 |
printf(" 0-7 force a specific SCSI ID number\n"); |
printf(" t tape\n"); |
245 |
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printf(" 0-7 force a specific ID\n"); |
246 |
printf(" -I x emulate clock interrupts at x Hz (affects" |
printf(" -I x emulate clock interrupts at x Hz (affects" |
247 |
" rtc devices only, not\n"); |
" rtc devices only, not\n"); |
248 |
printf(" actual runtime speed) (this disables automatic" |
printf(" actual runtime speed) (this disables automatic" |
280 |
printf(" -X use X11\n"); |
printf(" -X use X11\n"); |
281 |
#endif /* WITH_X11 */ |
#endif /* WITH_X11 */ |
282 |
printf(" -x open up new xterms for emulated serial ports " |
printf(" -x open up new xterms for emulated serial ports " |
283 |
"(default is on when\n using configuration files, off" |
"(default is on when\n using configuration files or" |
284 |
" otherwise)\n"); |
" when X11 is used, off otherwise)\n"); |
285 |
#ifdef WITH_X11 |
#ifdef WITH_X11 |
286 |
printf(" -Y n scale down framebuffer windows by n x n times\n"); |
printf(" -Y n scale down framebuffer windows by n x n times\n"); |
287 |
#endif /* WITH_X11 */ |
#endif /* WITH_X11 */ |
298 |
" get a list of\n available emulation modes)\n"); |
" get a list of\n available emulation modes)\n"); |
299 |
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|
300 |
printf("\nGeneral options:\n"); |
printf("\nGeneral options:\n"); |
301 |
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printf(" -c cmd add cmd as a command to run before starting " |
302 |
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"the simulation\n"); |
303 |
printf(" -D guarantee fully deterministic behaviour\n"); |
printf(" -D guarantee fully deterministic behaviour\n"); |
304 |
printf(" -H display a list of possible CPU and " |
printf(" -H display a list of possible CPU and " |
305 |
"machine types\n"); |
"machine types\n"); |
319 |
"on a binary.\n" |
"on a binary.\n" |
320 |
"To load a raw binary into memory, add \"address:\" in front " |
"To load a raw binary into memory, add \"address:\" in front " |
321 |
"of the filename,\n" |
"of the filename,\n" |
322 |
"or \"address:skiplen:\" or \"address:skiplen:initialpc\".\n" |
"or \"address:skiplen:\" or \"address:skiplen:initialpc:\".\n" |
323 |
"Examples:\n" |
"Examples:\n" |
324 |
" 0xbfc00000:rom.bin for a raw ROM image\n" |
" 0xbfc00000:rom.bin for a raw ROM image\n" |
325 |
" 0xbfc00000:0x100:rom.bin for an image with " |
" 0xbfc00000:0x100:rom.bin for an image with " |
326 |
"0x100 bytes header\n" |
"0x100 bytes header\n" |
327 |
" 0xbfc00000:0x100:0xbfc00884:rom.bin " |
" 0xbfc00000:0x100:0xbfc00884:rom.bin " |
328 |
"start with pc=0xbfc00884\n"); |
"start with pc=0xbfc00884\n"); |
329 |
} |
} |
330 |
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334 |
* |
* |
335 |
* Reads command line arguments. |
* Reads command line arguments. |
336 |
*/ |
*/ |
337 |
int get_cmd_args(int argc, char *argv[], struct emul *emul) |
int get_cmd_args(int argc, char *argv[], struct emul *emul, |
338 |
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char ***diskimagesp, int *n_diskimagesp) |
339 |
{ |
{ |
340 |
int ch, res, using_switch_d = 0, using_switch_Z = 0; |
int ch, res, using_switch_d = 0, using_switch_Z = 0; |
341 |
char *type = NULL, *subtype = NULL; |
char *type = NULL, *subtype = NULL; |
343 |
int msopts = 0; /* Machine-specific options used */ |
int msopts = 0; /* Machine-specific options used */ |
344 |
struct machine *m = emul_add_machine(emul, "default"); |
struct machine *m = emul_add_machine(emul, "default"); |
345 |
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346 |
while ((ch = getopt(argc, argv, "BbC:Dd:E:e:HhI:iJj:KM:m:" |
while ((ch = getopt(argc, argv, "ABC:c:Dd:E:e:HhI:iJj:KM:m:" |
347 |
"Nn:Oo:p:QqRrSsTtUu:VvW:XxY:y:Z:z:")) != -1) { |
"Nn:Oo:p:QqRrSsTtUu:VvW:XxY:y:Z:z:")) != -1) { |
348 |
switch (ch) { |
switch (ch) { |
349 |
case 'B': |
case 'A': |
350 |
m->bintrans_enable = 0; |
m->dyntrans_alignment_check = 0; |
351 |
msopts = 1; |
msopts = 1; |
352 |
break; |
break; |
353 |
case 'b': |
case 'B': |
354 |
m->old_bintrans_enable = 1; |
/* Turns off both bintrans and dyntrans. */ |
355 |
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m->bintrans_enable = 0; |
356 |
|
dyntrans_backend_enable = 0; |
357 |
msopts = 1; |
msopts = 1; |
358 |
break; |
break; |
359 |
case 'C': |
case 'C': |
360 |
m->cpu_name = strdup(optarg); |
m->cpu_name = strdup(optarg); |
361 |
msopts = 1; |
msopts = 1; |
362 |
break; |
break; |
363 |
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case 'c': |
364 |
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emul->n_debugger_cmds ++; |
365 |
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emul->debugger_cmds = realloc(emul->debugger_cmds, |
366 |
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emul->n_debugger_cmds * sizeof(char *)); |
367 |
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if (emul->debugger_cmds == NULL) { |
368 |
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fatal("out of memory\n"); |
369 |
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exit(1); |
370 |
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} |
371 |
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emul->debugger_cmds[emul->n_debugger_cmds-1] = |
372 |
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strdup(optarg); |
373 |
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break; |
374 |
case 'D': |
case 'D': |
375 |
fully_deterministic = 1; |
fully_deterministic = 1; |
376 |
break; |
break; |
377 |
case 'd': |
case 'd': |
378 |
diskimage_add(m, optarg); |
/* diskimage_add() is called further down */ |
379 |
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(*n_diskimagesp) ++; |
380 |
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(*diskimagesp) = realloc(*diskimagesp, |
381 |
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sizeof(char *) * (*n_diskimagesp)); |
382 |
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if (*diskimagesp == NULL) { |
383 |
|
fprintf(stderr, "out of memory\n"); |
384 |
|
exit(1); |
385 |
|
} |
386 |
|
(*diskimagesp)[(*n_diskimagesp) - 1] = strdup(optarg); |
387 |
using_switch_d = 1; |
using_switch_d = 1; |
388 |
msopts = 1; |
msopts = 1; |
389 |
break; |
break; |
523 |
case 'X': |
case 'X': |
524 |
m->use_x11 = 1; |
m->use_x11 = 1; |
525 |
msopts = 1; |
msopts = 1; |
526 |
break; |
/* FALL-THROUGH */ |
527 |
case 'x': |
case 'x': |
528 |
console_allow_slaves(1); |
console_allow_slaves(1); |
529 |
break; |
break; |
530 |
case 'Y': |
case 'Y': |
531 |
m->x11_scaledown = atoi(optarg); |
m->x11_scaledown = atoi(optarg); |
532 |
|
if (m->x11_scaledown < -1) { |
533 |
|
m->x11_scaleup = - m->x11_scaledown; |
534 |
|
m->x11_scaledown = 1; |
535 |
|
} |
536 |
|
if (m->x11_scaledown < 1) { |
537 |
|
fprintf(stderr, "Invalid scaledown value.\n"); |
538 |
|
exit(1); |
539 |
|
} |
540 |
msopts = 1; |
msopts = 1; |
541 |
break; |
break; |
542 |
case 'y': |
case 'y': |
567 |
msopts = 1; |
msopts = 1; |
568 |
break; |
break; |
569 |
default: |
default: |
570 |
fprintf(stderr, "Invalid option.\n"); |
fprintf(stderr, "Run %s -h for help on command " |
571 |
usage(0); |
"line options.\n", progname); |
572 |
exit(1); |
exit(1); |
573 |
} |
} |
574 |
} |
} |
575 |
|
|
576 |
if (type != NULL) { |
if (type != NULL || subtype != NULL) { |
577 |
|
if (type == NULL) |
578 |
|
type = ""; |
579 |
if (subtype == NULL) |
if (subtype == NULL) |
580 |
subtype = ""; |
subtype = ""; |
581 |
res = machine_name_to_type(type, subtype, |
res = machine_name_to_type(type, subtype, |
591 |
extra_argv = argv; |
extra_argv = argv; |
592 |
|
|
593 |
|
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if (!m->bintrans_enable && m->old_bintrans_enable) { |
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fprintf(stderr, "You cannot both select old bintrans and" |
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" disable bintrans at the same time.\n"); |
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exit(1); |
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} |
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/* TODO: Remove this once there is a new bintrans system. */ |
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if (m->bintrans_enable && !m->old_bintrans_enable) { |
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m->bintrans_enable = 0; |
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} |
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|
594 |
if (m->machine_type == MACHINE_NONE && msopts) { |
if (m->machine_type == MACHINE_NONE && msopts) { |
595 |
fprintf(stderr, "Machine specific options used directly on " |
fprintf(stderr, "Machine specific options used directly on " |
596 |
"the command line, but no machine\nemulation specified?\n"); |
"the command line, but no machine\nemulation specified?\n"); |
598 |
} |
} |
599 |
|
|
600 |
|
|
601 |
/* -i, -r, -t are pretty verbose: */ |
/* -i and -r are pretty verbose: */ |
602 |
|
|
603 |
if (m->instruction_trace && !verbose) { |
if (m->instruction_trace && !verbose) { |
604 |
fprintf(stderr, "Implicitly turning of -q and turning on -v, " |
fprintf(stderr, "Implicitly %sturning on -v, because" |
605 |
"because of -i\n"); |
" of -i\n", quiet_mode? "turning off -q and " : ""); |
606 |
verbose = 1; |
verbose = 1; |
607 |
quiet_mode = 0; |
quiet_mode = 0; |
608 |
} |
} |
609 |
|
|
610 |
if (m->register_dump && !verbose) { |
if (m->register_dump && !verbose) { |
611 |
fprintf(stderr, "Implicitly turning of -q and turning on -v, " |
fprintf(stderr, "Implicitly %sturning on -v, because" |
612 |
"because of -r\n"); |
" of -r\n", quiet_mode? "turning off -q and " : ""); |
613 |
verbose = 1; |
verbose = 1; |
614 |
quiet_mode = 0; |
quiet_mode = 0; |
615 |
} |
} |
616 |
|
|
617 |
if (m->show_trace_tree && !verbose) { |
if ((m->instruction_trace || m->register_dump || m->show_trace_tree) |
618 |
fprintf(stderr, "Implicitly turning of -q and turning on -v, " |
&& m->bintrans_enable) { |
619 |
"because of -t\n"); |
if (m->arch == ARCH_MIPS) |
620 |
verbose = 1; |
fprintf(stderr, "Implicitly turning off bintrans.\n"); |
621 |
quiet_mode = 0; |
m->bintrans_enable = 0; |
622 |
} |
} |
623 |
|
|
624 |
|
|
626 |
* Usually, an executable filename must be supplied. |
* Usually, an executable filename must be supplied. |
627 |
* |
* |
628 |
* However, it is possible to boot directly from a harddisk image |
* However, it is possible to boot directly from a harddisk image |
629 |
* 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, |
630 |
* DECstation emulation, and there is a diskimage, then try to boot |
* then try to boot from disk. |
|
* from that. |
|
631 |
*/ |
*/ |
632 |
if (extra_argc == 0) { |
if (extra_argc == 0) { |
633 |
if (using_switch_d) { |
if (using_switch_d) { |
667 |
exit(1); |
exit(1); |
668 |
} |
} |
669 |
|
|
670 |
if (m->bintrans_enable) { |
#ifndef EXPERIMENTAL_NEWMIPS |
671 |
|
if (m->bintrans_enable && m->arch == ARCH_MIPS) { |
672 |
m->speed_tricks = 0; |
m->speed_tricks = 0; |
673 |
/* TODO: Print a warning about this? */ |
/* TODO: Print a warning about this? */ |
674 |
} |
} |
675 |
|
#endif |
676 |
|
|
677 |
if (m->n_breakpoints > 0 && m->bintrans_enable) { |
if (m->n_breakpoints > 0 && |
678 |
fprintf(stderr, "Breakpoints and dynamic translation " |
m->bintrans_enable && m->arch == ARCH_MIPS) { |
679 |
|
fprintf(stderr, "Breakpoints and MIPS binary translation " |
680 |
"don't work too well together right now.\n"); |
"don't work too well together right now.\n"); |
681 |
exit(1); |
exit(1); |
682 |
} |
} |
719 |
int main(int argc, char *argv[]) |
int main(int argc, char *argv[]) |
720 |
{ |
{ |
721 |
struct emul **emuls; |
struct emul **emuls; |
722 |
|
char **diskimages = NULL; |
723 |
|
int n_diskimages = 0; |
724 |
int n_emuls; |
int n_emuls; |
725 |
int i; |
int i; |
726 |
|
|
746 |
exit(1); |
exit(1); |
747 |
} |
} |
748 |
|
|
749 |
get_cmd_args(argc, argv, emuls[0]); |
get_cmd_args(argc, argv, emuls[0], &diskimages, &n_diskimages); |
750 |
|
|
751 |
if (!fully_deterministic) { |
if (!fully_deterministic) { |
752 |
/* TODO: More than just time(). Use gettimeofday(). */ |
/* TODO: More than just time(). Use gettimeofday(). */ |
764 |
#ifdef VERSION |
#ifdef VERSION |
765 |
debug("-" VERSION); |
debug("-" VERSION); |
766 |
#endif |
#endif |
767 |
debug(" Copyright (C) 2003-2005 Anders Gavare\n"); |
debug(" Copyright (C) 2003-2006 Anders Gavare\n"); |
768 |
debug("Read the source code and/or documentation for " |
debug("Read the source code and/or documentation for " |
769 |
"other Copyright messages.\n\n"); |
"other Copyright messages.\n\n"); |
770 |
|
|
771 |
if (emuls[0]->machines[0]->machine_type == MACHINE_NONE) |
if (emuls[0]->machines[0]->machine_type == MACHINE_NONE) |
772 |
n_emuls --; |
n_emuls --; |
773 |
|
else { |
774 |
|
for (i=0; i<n_diskimages; i++) |
775 |
|
diskimage_add(emuls[0]->machines[0], diskimages[i]); |
776 |
|
} |
777 |
|
|
778 |
/* Simple initialization, from command line arguments: */ |
/* Simple initialization, from command line arguments: */ |
779 |
if (n_emuls > 0) { |
if (n_emuls > 0) { |
807 |
fprintf(stderr, "out of memory\n"); |
fprintf(stderr, "out of memory\n"); |
808 |
exit(1); |
exit(1); |
809 |
} |
} |
|
emuls[n_emuls - 1] = |
|
|
emul_create_from_configfile(s); |
|
810 |
|
|
811 |
/* Always allow slave xterms when using multiple |
/* Always allow slave xterms when using multiple |
812 |
emulations: */ |
emulations: */ |
813 |
console_allow_slaves(1); |
console_allow_slaves(1); |
814 |
|
|
815 |
|
emuls[n_emuls - 1] = |
816 |
|
emul_create_from_configfile(s); |
817 |
} |
} |
818 |
} |
} |
819 |
|
|
820 |
if (n_emuls == 0) { |
if (n_emuls == 0) { |
821 |
fprintf(stderr, "No emulations defined.\n"); |
fprintf(stderr, "No emulations defined. Maybe you forgot to " |
822 |
|
"use -E xx and/or -e yy, to specify\nthe machine type." |
823 |
|
" For example:\n\n %s -e 3max -d disk.img\n\n" |
824 |
|
"to boot an emulated DECstation 5000/200 with a disk " |
825 |
|
"image.\n", progname); |
826 |
exit(1); |
exit(1); |
827 |
} |
} |
828 |
|
|
829 |
device_set_exit_on_error(0); |
device_set_exit_on_error(0); |
830 |
|
console_warn_if_slaves_are_needed(1); |
831 |
|
|
832 |
/* Run all emulations: */ |
/* Run all emulations: */ |
833 |
emul_run(emuls, n_emuls); |
emul_run(emuls, n_emuls); |