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[/] [or1k/] [tags/] [stable_0_2_0_rc1/] [or1ksim/] [sim-config.c] - Blame information for rev 1765

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Line No. Rev Author Line
1 1358 nogj 
/* sim-config.c -- Simulator configuration
2 645 markom 
   Copyright (C) 1999 Damjan Lampret, lampret@opencores.org
3 
 
4 
This file is part of OpenRISC 1000 Architectural Simulator.
5 
 
6 
This program is free software; you can redistribute it and/or modify
7 
it under the terms of the GNU General Public License as published by
8 
the Free Software Foundation; either version 2 of the License, or
9 
(at your option) any later version.
10 
 
11 
This program is distributed in the hope that it will be useful,
12 
but WITHOUT ANY WARRANTY; without even the implied warranty of
13 
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14 
GNU General Public License for more details.
15 
 
16 
You should have received a copy of the GNU General Public License
17 
along with this program; if not, write to the Free Software
18 
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
19 
 
20 
/* Simulator configuration. Eventually this one will be a lot bigger. */
21 
 
22 
#include <stdlib.h>
23 805 markom 
#include <limits.h>
24 1308 phoenix 
#include <string.h>
25 
#include <ctype.h>
26 
 
27 1350 nogj 
#include "config.h"
28 
 
29 
#ifdef HAVE_INTTYPES_H
30 
#include <inttypes.h>
31 
#endif
32 
 
33 
#include "port.h"
34 
#include "arch.h"
35 645 markom 
#include "sim-config.h"
36 
#include "abstract.h"
37 1432 nogj 
#include "opcode/or32.h"
38 
#include "spr_defs.h"
39 
#include "execute.h"
40 645 markom 
#include "sprs.h"
41 
#include "pic.h"
42 
#include "stats.h"
43 
#include "icache_model.h"
44 
#include "dcache_model.h"
45 
 
46 
#include "profiler.h"
47 
#include "mprofiler.h"
48 897 markom 
#include "cuc.h"
49 645 markom 
 
50 1358 nogj 
#include "debug.h"
51 
 
52 1459 nogj 
DEFAULT_DEBUG_CHANNEL(config);
53 
 
54 1358 nogj 
#define WARNING(s) fprintf (stderr, "WARNING: config.%s: %s\n", cur_section->name, (s))
55 645 markom 
#define MERROR(s) {fprintf (stderr, "ERROR: %s\n", s); if (runtime.sim.init) exit (1);}
56 
 
57 
struct config config;
58 
struct runtime runtime;
59 
 
60 1358 nogj 
struct config_section *cur_section;
61 645 markom 
 
62 1358 nogj 
struct config_section *sections = NULL;
63 
 
64 1557 nogj 
extern char *or1ksim_ver;
65 
 
66 1550 nogj 
void init_defconfig(void)
67 645 markom 
{
68 
  memset(&config, 0, sizeof(config));
69 
  /* Sim */
70 
  config.sim.exe_log = 0;
71 672 markom 
  config.sim.exe_log_type = EXE_LOG_HARDWARE;
72 
  config.sim.exe_log_start = 0;
73 
  config.sim.exe_log_end = 0;
74 
  config.sim.exe_log_marker = 0;
75 645 markom 
  strcpy (config.sim.exe_log_fn, "executed.log");
76 1098 markom 
  config.sim.profile = 0;
77 
  config.sim.mprofile = 0;
78 645 markom 
 
79 
  config.sim.debug = 0;
80 
  config.sim.verbose = 1;
81 
 
82 
  strcpy (config.sim.prof_fn, "sim.profile");
83 
  strcpy (config.sim.mprof_fn, "sim.mprofile");
84 823 ivang 
  strcpy (config.sim.fstdout, "stdout.txt");
85 645 markom 
  strcpy (runtime.sim.script_fn, "(default)");
86 
  config.sim.clkcycle_ps = 4000; /* 4000 for 4ns (250MHz) */
87 805 markom 
  if (config.sim.clkcycle_ps) config.sim.system_kfreq = (long)((1000000000.0 / (double)config.sim.clkcycle_ps));
88 
  else config.sim.system_kfreq = INT_MAX;
89 
  if (config.sim.system_kfreq <= 0) config.sim.system_kfreq = 1;
90 645 markom 
 
91 
  /* IMMU & DMMU*/
92 
  config.immu.enabled = 0;
93 856 markom 
  config.immu.hitdelay = 1;
94 
  config.immu.missdelay = 1;
95 645 markom 
  config.dmmu.enabled = 0;
96 856 markom 
  config.dmmu.hitdelay = 1;
97 
  config.dmmu.missdelay = 1;
98 645 markom 
 
99 
  /* IC & DC */
100 
  config.ic.enabled = 0;
101 856 markom 
  config.ic.hitdelay = 1;
102 
  config.ic.missdelay = 1;
103 645 markom 
  config.ic.nways = 0;
104 
  config.ic.nsets = 0;
105 
  config.ic.ustates = 0;
106 
  config.dc.enabled = 0;
107 856 markom 
  config.dc.load_hitdelay = 2;
108 
  config.dc.load_missdelay = 2;
109 645 markom 
  config.dc.nways = 0;
110 
  config.dc.nsets = 0;
111 
  config.dc.ustates = 0;
112 
  config.dc.store_hitdelay = 0;
113 
  config.dc.store_missdelay = 0;
114 876 rherveille 
 
115 645 markom 
  /* CPU */
116 
  config.cpu.superscalar = 0;
117 
  config.sim.history = 0;
118 
  config.cpu.hazards = 0;
119 
  config.cpu.dependstats = 0;
120 
  config.cpu.sbuf_len = 0;
121 
  config.cpu.upr = SPR_UPR_UP | SPR_UPR_DCP | SPR_UPR_ICP | SPR_UPR_DMP
122 
                 | SPR_UPR_IMP | SPR_UPR_OB32P | SPR_UPR_DUP | SPR_UPR_PICP
123 
                 | SPR_UPR_PMP | SPR_UPR_TTP;
124 912 lampret 
  config.cpu.sr = 0x00008001;
125 645 markom 
 
126 
  /* Debug */
127 
  config.debug.enabled = 0;
128 
  config.debug.gdb_enabled = 0;
129 
  config.debug.server_port = 0;
130 
 
131 
  /* VAPI */
132 
  config.vapi.enabled = 0;
133 
  strcpy (config.vapi.vapi_fn, "vapi.log");
134 
 
135 
  /* PM */
136 
  config.pm.enabled = 0;
137 897 markom 
 
138 
  /* CUC */
139 
  strcpy (config.cuc.timings_fn, "virtex.tim");
140 
  config.cuc.memory_order = MO_STRONG;
141 
  config.cuc.calling_convention = 1;
142 
  config.cuc.enable_bursts = 1;
143 
  config.cuc.no_multicycle = 1;
144 970 simons 
 
145 645 markom 
  /* Configure runtime */
146 
  memset(&runtime, 0, sizeof(runtime));
147 
 
148 
  /* Sim */
149 
  runtime.sim.fexe_log = NULL;
150 
  runtime.sim.iprompt = 0;
151 
  runtime.sim.fprof = NULL;
152 
  runtime.sim.fmprof = NULL;
153 
  runtime.sim.init = 1;
154 998 markom 
  runtime.sim.fout = stdout;
155 645 markom 
  runtime.sim.script_file_specified = 0;
156 883 markom 
  runtime.simcmd.profile = 0;
157 
  runtime.simcmd.mprofile = 0;
158 645 markom 
 
159 
  /* VAPI */
160 
  runtime.vapi.vapi_file = NULL;
161 
  runtime.vapi.enabled = 0;
162 
}
163 
 
164 1557 nogj 
static void version(void)
165 
{
166 
  PRINTF ("\n");
167 
  PRINTF ("OpenRISC 1000 (OR32) Architectural Simulator, version %s\n",
168 
          or1ksim_ver);
169 
  PRINTF ("Copyright (C) 1999 Damjan Lampret, lampret@opencores.org\n");
170 
  PRINTF ("Copyright (C) 2000 Damjan Lampret, lampret@opencores.org\n");
171 
  PRINTF ("                   Jimmy Chen-Min Chen, jimmy@ee.nctu.edu.tw\n");
172 
  PRINTF ("                   Johan Rydberg, johan.rydberg@insight.se\n");
173 
  PRINTF ("                   Marko Mlinar, markom@opencores.org\n");
174 
  PRINTF ("Copyright (C) 2001 Simon Srot, simons@opencores.org\n");
175 
  PRINTF ("                   Marko Mlinar, markom@opencores.org\n");
176 
  PRINTF ("Copyright (C) 2002 Marko Mlinar, markom@opencores.org\n");
177 
  PRINTF ("                   Simon Srot, simons@opencores.org\n");
178 
  PRINTF ("Visit http://www.opencores.org for more information about ");
179 
  PRINTF ("OpenRISC 1000 and\nother open source cores.\n\n");
180 
  PRINTF ("This software comes with ABSOLUTELY NO WARRANTY; for ");
181 
  PRINTF ("details see COPYING.\nThis is free software, and you ");
182 
  PRINTF ("are welcome to redistribute it under certain\nconditions; ");
183 
  PRINTF ("for details see COPYING.\n");
184 
}
185 
 
186 645 markom 
int parse_args(int argc, char *argv[])
187 
{
188 
  argv++; argc--;
189 
  while (argc) {
190 847 markom 
    if (strcmp(*argv, "profiler") == 0) {
191 
      exit (main_profiler (argc, argv));
192 
    } else
193 
    if (strcmp(*argv, "mprofiler") == 0) {
194 
      exit (main_mprofiler (argc, argv));
195 
    } else
196 
    if (*argv[0] != '-') {
197 645 markom 
      runtime.sim.filename = argv[0];
198 
      argc--;
199 
      argv++;
200 
    } else
201 
    if (strcmp(*argv, "-f") == 0 || strcmp(*argv, "--file") == 0) {
202 
      argv++; argc--;
203 
      if (argv[0]) {
204 
        read_script_file(argv[0]);
205 
        argv++; argc--;
206 
      } else {
207 
        fprintf(stderr, "Configure filename not specified!\n");
208 
        return 1;
209 
      }
210 
    } else
211 
    if (strcmp(*argv, "--nosrv") == 0) {  /* (CZ) */
212 
      config.debug.gdb_enabled = 0;
213 
      argv++; argc--;
214 
    } else
215 
    if (strcmp(*argv, "--srv") == 0) {  /* (CZ) */
216 
      char *s;
217 
      if(!--argc)
218 
        return 1;
219 
      config.debug.enabled = 1;
220 1205 phoenix 
      config.debug.gdb_enabled = 1;
221 645 markom 
      config.debug.server_port = strtol(*(++argv),&s,10);
222 
      if(*s)
223 
        return 1;
224 
      argv++; argc--;
225 
    } else
226 
    if (strcmp(*argv, "-i") == 0) {
227 
      runtime.sim.iprompt = 1;
228 
      argv++; argc--;
229 
    } else
230 
    if (strcmp(*argv, "-v") == 0) {
231 
      version();
232 
      exit(0);
233 
    } else
234 883 markom 
    if (strcmp(*argv, "--enable-profile") == 0) {
235 
      runtime.simcmd.profile = 1;
236 645 markom 
      argv++; argc--;
237 
    } else
238 883 markom 
    if (strcmp(*argv, "--enable-mprofile") == 0) {
239 
      runtime.simcmd.mprofile = 1;
240 645 markom 
      argv++; argc--;
241 
    } else
242 1389 nogj 
    if (strcmp(*argv, "-d") == 0) {
243 
      parse_dbchs(*(++argv));
244 
      argv++; argc -= 2;
245 645 markom 
    } else {
246 
      fprintf(stderr, "Unknown option: %s\n", *argv);
247 
      return 1;
248 
    }
249 
  }
250 
 
251 
  if (!argc)
252 
    return 0;
253 
 
254 
  return 0;
255 
}
256 
 
257 1550 nogj 
void print_config(void)
258 645 markom 
{
259 
  if (config.sim.verbose) {
260 
    char temp[20];
261 997 markom 
    PRINTF("Verbose on, ");
262 645 markom 
    if (config.sim.debug)
263 997 markom 
      PRINTF("simdebug on, ");
264 645 markom 
    else
265 997 markom 
      PRINTF("simdebug off, ");
266 645 markom 
    if (runtime.sim.iprompt)
267 997 markom 
      PRINTF("interactive prompt on\n");
268 645 markom 
    else
269 997 markom 
      PRINTF("interactive prompt off\n");
270 645 markom 
 
271 997 markom 
    PRINTF("Machine initialization...\n");
272 645 markom 
    generate_time_pretty (temp, config.sim.clkcycle_ps);
273 997 markom 
    PRINTF("Clock cycle: %s\n", temp);
274 1506 nogj 
    if (cpu_state.sprs[SPR_UPR] & SPR_UPR_DCP)
275 997 markom 
      PRINTF("Data cache present.\n");
276 645 markom 
    else
277 997 markom 
      PRINTF("No data cache.\n");
278 1506 nogj 
    if (cpu_state.sprs[SPR_UPR] & SPR_UPR_ICP)
279 997 markom 
      PRINTF("Insn cache tag present.\n");
280 645 markom 
    else
281 997 markom 
      PRINTF("No instruction cache.\n");
282 645 markom 
    if (config.bpb.enabled)
283 997 markom 
      PRINTF("BPB simulation on.\n");
284 645 markom 
    else
285 997 markom 
      PRINTF("BPB simulation off.\n");
286 645 markom 
    if (config.bpb.btic)
287 997 markom 
      PRINTF("BTIC simulation on.\n");
288 645 markom 
    else
289 997 markom 
      PRINTF("BTIC simulation off.\n");
290 645 markom 
  }
291 
}
292 
 
293 1358 nogj 
struct config_param {
294 
  char *name;
295 
  enum param_t type;
296 
  void (*func)(union param_val, void *dat);
297 
  struct config_param *next;
298 645 markom 
};
299 
 
300 1358 nogj 
void base_include (union param_val val, void *dat) {
301 
  read_script_file (val.str_val);
302 
  cur_section = NULL;
303 
}
304 645 markom 
 
305 1358 nogj 
/*----------------------------------------------[ Simulator configuration ]---*/
306 
void sim_debug (union param_val val, void *dat) {
307 
  config.sim.debug = val.int_val;
308 
}
309 645 markom 
 
310 1358 nogj 
void sim_verbose (union param_val val, void *dat) {
311 
  config.sim.verbose = val.int_val;
312 
}
313 645 markom 
 
314 1358 nogj 
void sim_profile (union param_val val, void *dat) {
315 
  config.sim.profile = val.int_val;
316 
}
317 645 markom 
 
318 1358 nogj 
void sim_prof_fn (union param_val val, void *dat) {
319 
  strcpy(config.sim.prof_fn, val.str_val);
320 
}
321 876 rherveille 
 
322 1358 nogj 
void sim_mprofile (union param_val val, void *dat) {
323 
  config.sim.mprofile = val.int_val;
324 645 markom 
}
325 
 
326 1358 nogj 
void sim_mprof_fn (union param_val val, void *dat) {
327 
  strcpy(config.sim.mprof_fn, val.str_val);
328 645 markom 
}
329 
 
330 1358 nogj 
void sim_history (union param_val val, void *dat) {
331 
  config.sim.history = val.int_val;
332 645 markom 
}
333 
 
334 1358 nogj 
void sim_exe_log (union param_val val, void *dat) {
335 
  config.sim.exe_log = val.int_val;
336 645 markom 
}
337 
 
338 1358 nogj 
void sim_exe_log_type (union param_val val, void *dat) {
339 
  if (strcmp (val.str_val, "default") == 0)
340 672 markom 
    config.sim.exe_log_type = EXE_LOG_HARDWARE;
341 1358 nogj 
  else if (strcmp (val.str_val, "hardware") == 0)
342 672 markom 
    config.sim.exe_log_type = EXE_LOG_HARDWARE;
343 1358 nogj 
  else if (strcmp (val.str_val, "simple") == 0)
344 675 markom 
    config.sim.exe_log_type = EXE_LOG_SIMPLE;
345 1358 nogj 
  else if (strcmp (val.str_val, "software") == 0) {
346 672 markom 
    config.sim.exe_log_type = EXE_LOG_SOFTWARE;
347 
  } else {
348 
    char tmp[200];
349 1549 nogj 
    sprintf (tmp, "invalid execution log type '%s'.\n", val.str_val);
350 1358 nogj 
    CONFIG_ERROR(tmp);
351 672 markom 
  }
352 
}
353 
 
354 1358 nogj 
void sim_exe_log_start (union param_val val, void *dat) {
355 
  config.sim.exe_log_start = val.int_val;
356 645 markom 
}
357 
 
358 1358 nogj 
void sim_exe_log_end (union param_val val, void *dat) {
359 
  config.sim.exe_log_end = val.int_val;
360 645 markom 
}
361 
 
362 1358 nogj 
void sim_exe_log_marker (union param_val val, void *dat) {
363 
  config.sim.exe_log_marker = val.int_val;
364 645 markom 
}
365 
 
366 1358 nogj 
void sim_exe_log_fn (union param_val val, void *dat) {
367 
  strcpy(config.sim.exe_log_fn, val.str_val);
368 645 markom 
}
369 
 
370 1358 nogj 
void sim_clkcycle (union param_val val, void *dat) {
371 
  int len = strlen (val.str_val);
372 
  int pos = len - 1;
373 
  long time;
374 
  if (len < 2) goto err;
375 
  if (val.str_val[pos--] != 's') goto err;
376 
  switch (val.str_val[pos--]) {
377 
    case 'p': time = 1; break;
378 
    case 'n': time = 1000; break;
379 
    case 'u': time = 1000000; break;
380 
    case 'm': time = 1000000000; break;
381 
  default:
382 
    goto err;
383 
  }
384 
  val.str_val[pos + 1] = 0;
385 
  config.sim.clkcycle_ps = time * atol (val.str_val);
386 
  return;
387 
err:
388 
  CONFIG_ERROR("invalid time format.");
389 645 markom 
}
390 
 
391 1358 nogj 
void sim_stdout (union param_val val, void *dat) {
392 
  strcpy(config.sim.fstdout, val.str_val);
393 645 markom 
}
394 
 
395 1358 nogj 
void reg_sim_sec (void) {
396 
  struct config_section *sec = reg_config_sec("sim", NULL, NULL);
397 645 markom 
 
398 1358 nogj 
  reg_config_param(sec, "debug", paramt_int, sim_debug);
399 
  reg_config_param(sec, "verbose", paramt_int, sim_verbose);
400 
  reg_config_param(sec, "profile", paramt_int, sim_profile);
401 
  reg_config_param(sec, "prof_fn", paramt_str, sim_prof_fn);
402 
  reg_config_param(sec, "mprofile", paramt_int, sim_mprofile);
403 
  reg_config_param(sec, "mprof_fn", paramt_str, sim_mprof_fn);
404 
  reg_config_param(sec, "history", paramt_int, sim_history);
405 
  reg_config_param(sec, "exe_log", paramt_int, sim_exe_log);
406 
  reg_config_param(sec, "exe_log_type", paramt_word, sim_exe_log_type);
407 
  reg_config_param(sec, "exe_log_start", paramt_int, sim_exe_log_start);
408 
  reg_config_param(sec, "exe_log_end", paramt_int, sim_exe_log_end);
409 
  reg_config_param(sec, "exe_log_marker", paramt_int, sim_exe_log_marker);
410 
  reg_config_param(sec, "exe_log_fn", paramt_str, sim_exe_log_fn);
411 
  reg_config_param(sec, "clkcycle", paramt_word, sim_clkcycle);
412 
  reg_config_param(sec, "stdout", paramt_str, sim_stdout);
413 645 markom 
}
414 
 
415 1358 nogj 
/*----------------------------------------------------[ CPU configuration ]---*/
416 
void cpu_ver (union param_val val, void *dat) {
417 
  config.cpu.ver = val.int_val;
418 645 markom 
}
419 
 
420 1358 nogj 
void cpu_rev (union param_val val, void *dat) {
421 
  config.cpu.rev = val.int_val;
422 645 markom 
}
423 
 
424 1358 nogj 
void cpu_upr (union param_val val, void *dat) {
425 
  config.cpu.upr = val.int_val;
426 725 ivang 
}
427 
 
428 1358 nogj 
void cpu_sr (union param_val val, void *dat) {
429 
  config.cpu.sr = val.int_val;
430 645 markom 
}
431 
 
432 1358 nogj 
void cpu_hazards (union param_val val, void *dat) {
433 
  config.cpu.hazards = val.int_val;
434 645 markom 
}
435 
 
436 1358 nogj 
void cpu_superscalar (union param_val val, void *dat) {
437 
  config.cpu.superscalar = val.int_val;
438 645 markom 
}
439 
 
440 1358 nogj 
void cpu_dependstats (union param_val val, void *dat) {
441 
  config.cpu.dependstats = val.int_val;
442 645 markom 
}
443 
 
444 1358 nogj 
void cpu_sbuf_len (union param_val val, void *dat) {
445 
  if (val.int_val >= MAX_SBUF_LEN) {
446 
    config.cpu.sbuf_len = MAX_SBUF_LEN - 1;
447 
    WARNING("sbuf_len too large; truncated.");
448 
  } else if (val.int_val < 0) {
449 
    config.cpu.sbuf_len = 0;
450 
    WARNING("sbuf_len negative; disabled.");
451 
  } else
452 
    config.cpu.sbuf_len = val.int_val;
453 723 ivang 
}
454 
 
455 1358 nogj 
void reg_cpu_sec(void)
456 
{
457 
  struct config_section *sec = reg_config_sec("cpu", NULL, NULL);
458 723 ivang 
 
459 1358 nogj 
  reg_config_param(sec, "ver", paramt_int, cpu_ver);
460 
  reg_config_param(sec, "rev", paramt_int, cpu_rev);
461 
  reg_config_param(sec, "upr", paramt_int, cpu_upr);
462 
  reg_config_param(sec, "sr", paramt_int, cpu_sr);
463 
  reg_config_param(sec, "hazards", paramt_int, cpu_hazards);
464 
  reg_config_param(sec, "superscalar", paramt_int, cpu_superscalar);
465 
  reg_config_param(sec, "dependstats", paramt_int, cpu_dependstats);
466 
  reg_config_param(sec, "sbuf_len", paramt_int, cpu_sbuf_len);
467 645 markom 
}
468 
 
469 1358 nogj 
void reg_config_secs(void)
470 
{
471 
  reg_config_param(reg_config_sec("base", NULL, NULL), "include", paramt_str,
472 
                   base_include);
473 645 markom 
 
474 1358 nogj 
  reg_sim_sec();
475 
  reg_cpu_sec();
476 
  reg_memory_sec();
477 
  reg_mc_sec();
478 
  reg_uart_sec();
479 
  reg_dma_sec();
480 
  reg_debug_sec();
481 
  reg_vapi_sec();
482 
  reg_ethernet_sec();
483 
  reg_immu_sec();
484 
  reg_dmmu_sec();
485 
  reg_ic_sec();
486 
  reg_dc_sec();
487 
  reg_gpio_sec();
488 
  reg_bpb_sec();
489 
  reg_pm_sec();
490 
  reg_vga_sec();
491 
  reg_fb_sec();
492 
  reg_kbd_sec();
493 
  reg_ata_sec();
494 
  reg_cuc_sec();
495 645 markom 
}
496 
 
497 1459 nogj 
/* Returns a user friendly string of type */
498 
static char *get_paramt_str(enum param_t type)
499 
{
500 
  switch(type) {
501 
  case paramt_int:
502 
    return "integer";
503 
  case paramt_addr:
504 
    return "address";
505 
  case paramt_str:
506 
    return "string";
507 
  case paramt_word:
508 
    return "word";
509 
  case paramt_none:
510 
    return "none";
511 
  }
512 
  return "";
513 
}
514 
 
515 1358 nogj 
void reg_config_param(struct config_section *sec, const char *param,
516 
                      enum param_t type,
517 
                      void (*param_cb)(union param_val, void *))
518 
{
519 
  struct config_param *new = malloc(sizeof(struct config_param));
520 645 markom 
 
521 1459 nogj 
  TRACE("Registering config param `%s' to section `%s', type %s\n", param,
522 
        sec->name, get_paramt_str(type));
523 
 
524 1358 nogj 
  if(!new) {
525 
    fprintf(stderr, "Out-of-memory\n");
526 
    exit(1);
527 
  }
528 645 markom 
 
529 1358 nogj 
  if(!(new->name = strdup(param))) {
530 
    fprintf(stderr, "Out-of-memory\n");
531 
    exit(1);
532 
  }
533 645 markom 
 
534 1358 nogj 
  new->func = param_cb;
535 
  new->type = type;
536 645 markom 
 
537 1358 nogj 
  new->next = sec->params;
538 
  sec->params = new;
539 645 markom 
}
540 
 
541 1358 nogj 
struct config_section *reg_config_sec(const char *section,
542 
                                      void *(*sec_start)(void),
543 
                                      void (*sec_end)(void *))
544 
{
545 
  struct config_section *new = malloc(sizeof(struct config_section));
546 645 markom 
 
547 1459 nogj 
  TRACE("Registering config section `%s'\n", section);
548 
 
549 1358 nogj 
  if(!new) {
550 
    fprintf(stderr, "Out-of-memory\n");
551 
    exit(1);
552 
  }
553 645 markom 
 
554 1358 nogj 
  if(!(new->name = strdup(section))) {
555 
    fprintf(stderr, "Out-of-memory\n");
556 
    exit(1);
557 645 markom 
  }
558 
 
559 1358 nogj 
  new->next = sections;
560 
  new->sec_start = sec_start;
561 
  new->sec_end = sec_end;
562 
  new->params = NULL;
563 645 markom 
 
564 1358 nogj 
  sections = new;
565 645 markom 
 
566 1358 nogj 
  return new;
567 645 markom 
}
568 
 
569 1358 nogj 
static void switch_param(char *param, struct config_param *cur_param)
570 
{
571 
  char *end_p;
572 
  union param_val val;
573 645 markom 
 
574 1358 nogj 
    /* Skip over an = sign if it exists */
575 
  if(*param == '=') {
576 
    param++;
577 
    while(*param && isspace(*param)) param++;
578 645 markom 
  }
579 
 
580 1358 nogj 
  switch (cur_param->type) {
581 
  case paramt_int:
582 
    val.int_val = strtol(param, NULL, 0);
583 
  case paramt_addr:
584 
    val.addr_val = strtoul(param, NULL, 0);
585 
    break;
586 
  case paramt_str:
587 
    if(*param != '"') {
588 
      CONFIG_ERROR("String value expected\n");
589 
      return;
590 
    }
591 645 markom 
 
592 1358 nogj 
    param++;
593 
    end_p = param;
594 
    while(*end_p && (*end_p != '"')) end_p++;
595 
    *end_p = '\0';
596 
    val.str_val = param;
597 
    break;
598 
  case paramt_word:
599 
    end_p = param;
600 
    while(*end_p && !isspace(*end_p)) end_p++;
601 
    *end_p = '\0';
602 
    val.str_val = param;
603 
    break;
604 
  case paramt_none:
605 
    break;
606 
  }
607 645 markom 
 
608 1358 nogj 
  cur_param->func(val, cur_section->dat);
609 645 markom 
}
610 
 
611 
/* Read environment from a script file. Does not fail - assumes default configuration instead.
612 
   The syntax of script file is:
613 
   param = value
614 
   section x
615 
     data
616 
     param = value
617 
   end
618 
 
619 
   Example:
620 
   section mc
621 
     memory_table_file = sim.mem
622 
     enable = 1
623 
     POC = 0x47892344
624 
   end
625 
 
626 
 */
627 
 
628 
void read_script_file (char *filename)
629 
{
630 
  FILE *f;
631 
  char *home = getenv("HOME");
632 
  char ctmp[STR_SIZE];
633 
  int local = 1;
634 1358 nogj 
  cur_section = NULL;
635 645 markom 
 
636 
  sprintf(ctmp, "%s/.or1k/%s", home, filename);
637 1557 nogj 
  if ((f = fopen (filename, "rt")) || (home && (f = fopen (ctmp, "rt")))) {
638 1455 nogj 
    if (config.sim.verbose)
639 997 markom 
      PRINTF ("Reading script file from '%s'...\n", local ? filename : ctmp);
640 645 markom 
    strcpy (runtime.sim.script_fn, local ? filename : ctmp);
641 
 
642 
    while (!feof(f)) {
643 
      char param[STR_SIZE];
644 1308 phoenix 
      if (fscanf(f, "%s ", param) != 1) break;
645 1358 nogj 
      /* Is this a section? */
646 645 markom 
      if (strcmp (param, "section") == 0) {
647 1358 nogj 
        struct config_section *cur;
648 
        cur_section = NULL;
649 1308 phoenix 
        if (fscanf (f, "%s\n", param) != 1) {
650 645 markom 
          fprintf (stderr, "%s: ERROR: Section name required.\n", local ? filename : ctmp);
651 
          exit (1);
652 
        }
653 1459 nogj 
        TRACE("Came across section `%s'\n", param);
654 1358 nogj 
        for (cur = sections; cur; cur = cur->next)
655 
          if (strcmp (cur->name, param) == 0) {
656 
            cur_section = cur;
657 645 markom 
            break;
658 
          }
659 1358 nogj 
        if (!cur) {
660 1561 nogj 
          fprintf (stderr, "WARNING: config: Unknown section: %s; ignoring.\n",
661 
                   param);
662 645 markom 
          /* just skip section */
663 1561 nogj 
          while (fscanf (f, "%s\n", param) == 1 && strcmp (param, "end"));
664 1358 nogj 
        } else {
665 
          cur->dat = NULL;
666 
          if (cur->sec_start)
667 
            cur->dat = cur->sec_start();
668 645 markom 
        }
669 
      } else if (strcmp (param, "end") == 0) {
670 1358 nogj 
        if(cur_section->sec_end)
671 
          cur_section->sec_end(cur_section->dat);
672 
        cur_section = NULL;
673 645 markom 
      } else if (strncmp (param, "/*", 2) == 0) {
674 
        char c0 = 0, c1 = 0;
675 
        while (c0 != '*' || c1 != '/') {
676 
          c0 = c1;
677 
          c1 = fgetc(f);
678 
          if (feof(f)) {
679 
            fprintf (stderr, "%s: ERROR: Comment reached EOF.\n", local ? filename : ctmp);
680 
            exit (1);
681 
          }
682 
        }
683 
      } else {
684 1358 nogj 
        struct config_param *cur_param;
685 
        char *cur_p;
686 1459 nogj 
        TRACE("Came across parameter `%s' in section `%s'\n", param,
687 
              cur_section->name);
688 1358 nogj 
        for (cur_param = cur_section->params; cur_param; cur_param = cur_param->next)
689 
          if (strcmp (cur_param->name, param) == 0) {
690 645 markom 
            break;
691 
          }
692 1358 nogj 
        if (!cur_param) {
693 645 markom 
          char tmp[200];
694 
          sprintf (tmp, "Invalid parameter: %s; ignoring.\n", param);
695 
          WARNING(tmp);
696 
          while (fgetc(f) != '\n' || feof(f));
697 
          continue;
698 
        }
699 
 
700 1358 nogj 
        if(cur_param->type == paramt_none)
701 
          continue;
702 
 
703 645 markom 
        /* Parse parameter value */
704 1358 nogj 
        cur_p = fgets (param, STR_SIZE, f);
705 
 
706 
        while(*cur_p && isspace(*cur_p)) cur_p++;
707 
 
708 
        switch_param(cur_p, cur_param);
709 645 markom 
      }
710 
    }
711 
    fclose (f);
712 
    runtime.sim.script_file_specified = 1;
713 
  } else
714 
    if (config.sim.verbose)
715 
      fprintf (stderr, "WARNING: Cannot read script file from '%s',\nneither '%s'.\n", filename, ctmp);
716 
}
717 
 
718 
/* Utility for execution of set sim command.  */
719 1353 nogj 
static int set_config (int argc, char **argv)
720 645 markom 
{
721 1358 nogj 
  struct config_section *cur;
722 
  struct config_param *cur_param;
723 1353 nogj 
 
724 
  if (argc < 2) return 1;
725 
 
726 
  PRINTF ("sec:%s\n", argv[1]);
727 1358 nogj 
  cur_section = NULL;
728 
  for (cur = sections; cur; cur = cur->next)
729 
    if (strcmp (cur->name, argv[1]) == 0) {
730 
      cur_section = cur;
731 645 markom 
      break;
732 
    }
733 
 
734 1358 nogj 
  if (!cur_section) return 1;
735 1353 nogj 
 
736 
  if (argc < 3) return 2;
737 645 markom 
 
738 1353 nogj 
  PRINTF ("item:%s\n", argv[2]);
739 645 markom 
  {
740 1358 nogj 
    for (cur_param = cur->params; cur_param; cur_param = cur_param->next)
741 
      if (strcmp (cur_param->name, argv[2]) == 0) {
742 645 markom 
        break;
743 
      }
744 1358 nogj 
    if (!cur_param) return 2;
745 645 markom 
 
746 
    /* Parse parameter value */
747 1358 nogj 
    if (cur_param->type) {
748 1353 nogj 
      if (argc < 4) return 3;
749 
      PRINTF ("params:%s\n", argv[3]);
750 
    }
751 1358 nogj 
 
752 
    switch_param(argv[3], cur_param);
753 645 markom 
  }
754 
  return 0;
755 
}
756 
 
757 
/* Executes set sim command, displays error.  */
758 1353 nogj 
void set_config_command(int argc, char **argv)
759 645 markom 
{
760 1358 nogj 
  struct config_section *cur;
761 
  struct config_param *cur_param;
762 1353 nogj 
 
763 
  switch (set_config (argc, argv)) {
764 645 markom 
    case 1:
765 997 markom 
      PRINTF ("Invalid or missing section name.  One of valid sections must be specified:\n");
766 1358 nogj 
      for (cur = sections; cur; cur = cur->next)
767 
        PRINTF ("%s ", cur->name);
768 997 markom 
      PRINTF ("\n");
769 645 markom 
      break;
770 
    case 2:
771 997 markom 
      PRINTF ("Invalid or missing item name.  One of valid items must be specified:\n");
772 1358 nogj 
      for (cur_param = cur_section->params; cur_param; cur_param = cur_param->next)
773 
        PRINTF ("%s ", cur_param->name);
774 997 markom 
      PRINTF ("\n");
775 645 markom 
      break;
776 
    case 3:
777 997 markom 
      PRINTF ("Invalid parameters specified.\n");
778 645 markom 
      break;
779 
  }
780 
}
781 
 

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