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add surf_cpu_init_im_bypass to be used to bypass the parser without passing through...
[simgrid.git] / src / surf / cpu_im.c
1 /* Copyright (c) 2009, 2010. The SimGrid Team.
2  * All rights reserved.                                                     */
3
4 /* This program is free software; you can redistribute it and/or modify it
5  * under the terms of the license (GNU LGPL) which comes with this package. */
6
7 #include "surf_private.h"
8
9 #undef GENERIC_LMM_ACTION
10 #undef GENERIC_ACTION
11 #undef ACTION_GET_CPU
12 #define GENERIC_LMM_ACTION(action) action->generic_lmm_action
13 #define GENERIC_ACTION(action) GENERIC_LMM_ACTION(action).generic_action
14 #define ACTION_GET_CPU(action) ((surf_action_cpu_Cas01_im_t) action)->cpu
15
16 typedef struct surf_action_cpu_cas01_im {
17   s_surf_action_lmm_t generic_lmm_action;
18   s_xbt_swag_hookup_t cpu_list_hookup;
19   int index_heap;
20   void *cpu;
21 } s_surf_action_cpu_Cas01_im_t, *surf_action_cpu_Cas01_im_t;
22
23 typedef struct cpu_Cas01_im {
24   s_surf_resource_t generic_resource;
25   s_xbt_swag_hookup_t modified_cpu_hookup;
26   double power_peak;
27   double power_scale;
28   tmgr_trace_event_t power_event;
29   e_surf_resource_state_t state_current;
30   tmgr_trace_event_t state_event;
31   lmm_constraint_t constraint;
32   xbt_swag_t action_set;
33   double last_update;
34 } s_cpu_Cas01_im_t, *cpu_Cas01_im_t;
35
36 XBT_LOG_NEW_DEFAULT_SUBCATEGORY(surf_cpu_im, surf,
37                                 "Logging specific to the SURF CPU IMPROVED module");
38
39
40 lmm_system_t cpu_im_maxmin_system = NULL;
41 static xbt_swag_t cpu_im_modified_cpu = NULL;
42 static xbt_heap_t cpu_im_action_heap = NULL;
43 extern int sg_maxmin_selective_update;
44
45
46 static xbt_swag_t cpu_im_running_action_set_that_does_not_need_being_checked = NULL;
47
48 static cpu_Cas01_im_t cpu_im_new(char *name, double power_peak,
49                               double power_scale,
50                               tmgr_trace_t power_trace,
51                               e_surf_resource_state_t state_initial,
52                               tmgr_trace_t state_trace,
53                               xbt_dict_t cpu_properties)
54 {
55   cpu_Cas01_im_t cpu = NULL;
56   s_surf_action_cpu_Cas01_im_t action;
57   cpu = xbt_new0(s_cpu_Cas01_im_t, 1);
58
59   #ifdef HAVE_TRACING
60   TRACE_surf_host_declaration (name, power_scale * power_peak);
61   #endif
62
63   xbt_assert1(!surf_model_resource_by_name(surf_cpu_model, name),
64               "Host '%s' declared several times in the platform file", name);
65   cpu->generic_resource.model = surf_cpu_model;
66   cpu->generic_resource.name = name;
67   cpu->generic_resource.properties = cpu_properties;
68   cpu->power_peak = power_peak;
69   xbt_assert0(cpu->power_peak > 0, "Power has to be >0");
70   cpu->power_scale = power_scale;
71   if (power_trace)
72     cpu->power_event =
73       tmgr_history_add_trace(history, power_trace, 0.0, 0, cpu);
74
75   cpu->state_current = state_initial;
76   if (state_trace)
77     cpu->state_event =
78       tmgr_history_add_trace(history, state_trace, 0.0, 0, cpu);
79
80   cpu->constraint =
81     lmm_constraint_new(cpu_im_maxmin_system, cpu,
82                        cpu->power_scale * cpu->power_peak);
83
84   xbt_dict_set(surf_model_resource_set(surf_cpu_model), name, cpu,
85                surf_resource_free);
86   cpu->action_set = xbt_swag_new(xbt_swag_offset(action, cpu_list_hookup));
87
88   return cpu;
89 }
90
91
92 static void parse_cpu_im_init(void)
93 {
94   double power_peak = 0.0;
95   double power_scale = 0.0;
96   tmgr_trace_t power_trace = NULL;
97   e_surf_resource_state_t state_initial = SURF_RESOURCE_OFF;
98   tmgr_trace_t state_trace = NULL;
99
100   power_peak = get_cpu_power(A_surfxml_host_power);
101   surf_parse_get_double(&power_scale, A_surfxml_host_availability);
102   power_trace = tmgr_trace_new(A_surfxml_host_availability_file);
103
104   xbt_assert0((A_surfxml_host_state == A_surfxml_host_state_ON) ||
105               (A_surfxml_host_state == A_surfxml_host_state_OFF),
106               "Invalid state");
107   if (A_surfxml_host_state == A_surfxml_host_state_ON)
108     state_initial = SURF_RESOURCE_ON;
109   if (A_surfxml_host_state == A_surfxml_host_state_OFF)
110     state_initial = SURF_RESOURCE_OFF;
111   state_trace = tmgr_trace_new(A_surfxml_host_state_file);
112
113   current_property_set = xbt_dict_new();
114   cpu_im_new(xbt_strdup(A_surfxml_host_id), power_peak, power_scale,
115           power_trace, state_initial, state_trace, current_property_set);
116
117 }
118
119 static void cpu_im_add_traces_cpu(void)
120 {
121   xbt_dict_cursor_t cursor = NULL;
122   char *trace_name, *elm;
123
124   static int called = 0;
125
126   if (called)
127     return;
128   called = 1;
129
130
131   /* connect all traces relative to hosts */
132   xbt_dict_foreach(trace_connect_list_host_avail, cursor, trace_name, elm) {
133     tmgr_trace_t trace = xbt_dict_get_or_null(traces_set_list, trace_name);
134     cpu_Cas01_im_t host = surf_model_resource_by_name(surf_cpu_model, elm);
135
136     xbt_assert1(host, "Host %s undefined", elm);
137     xbt_assert1(trace, "Trace %s undefined", trace_name);
138
139     host->state_event = tmgr_history_add_trace(history, trace, 0.0, 0, host);
140   }
141
142   xbt_dict_foreach(trace_connect_list_power, cursor, trace_name, elm) {
143     tmgr_trace_t trace = xbt_dict_get_or_null(traces_set_list, trace_name);
144     cpu_Cas01_im_t host = surf_model_resource_by_name(surf_cpu_model, elm);
145
146     xbt_assert1(host, "Host %s undefined", elm);
147     xbt_assert1(trace, "Trace %s undefined", trace_name);
148
149     host->power_event = tmgr_history_add_trace(history, trace, 0.0, 0, host);
150   }
151 }
152
153 static void cpu_im_define_callbacks(const char *file)
154 {
155
156   surf_parse_reset_parser();
157   surfxml_add_callback(STag_surfxml_host_cb_list, parse_cpu_im_init);
158   surfxml_add_callback(ETag_surfxml_platform_cb_list, &cpu_im_add_traces_cpu);
159 }
160
161 static int cpu_im_resource_used(void *resource_id)
162 {
163   return lmm_constraint_used(cpu_im_maxmin_system,
164                              ((cpu_Cas01_im_t) resource_id)->constraint);
165 }
166
167 static int cpu_im_action_unref(surf_action_t action)
168 {
169   action->refcount--;
170   if (!action->refcount) {
171     xbt_swag_remove(action, action->state_set);
172     if (((surf_action_lmm_t) action)->variable)
173       lmm_variable_free(cpu_im_maxmin_system,
174                         ((surf_action_lmm_t) action)->variable);
175     /* remove from heap */
176     xbt_heap_remove(cpu_im_action_heap,
177                     ((surf_action_cpu_Cas01_im_t) action)->index_heap);
178     xbt_swag_remove(action,
179                     ((cpu_Cas01_im_t) ACTION_GET_CPU(action))->action_set);
180     xbt_swag_insert(ACTION_GET_CPU(action), cpu_im_modified_cpu);
181     free(action);
182     return 1;
183   }
184   return 0;
185 }
186
187 static void cpu_im_action_cancel(surf_action_t action)
188 {
189   surf_action_state_set(action, SURF_ACTION_FAILED);
190   xbt_heap_remove(cpu_im_action_heap,
191                   ((surf_action_cpu_Cas01_im_t) action)->index_heap);
192   xbt_swag_remove(action,
193                   ((cpu_Cas01_im_t) ACTION_GET_CPU(action))->action_set);
194   return;
195 }
196
197 static void cpu_im_cpu_action_state_set(surf_action_t action,
198                                  e_surf_action_state_t state)
199 {
200 /*   if((state==SURF_ACTION_DONE) || (state==SURF_ACTION_FAILED)) */
201 /*     if(((surf_action_lmm_t)action)->variable) { */
202 /*       lmm_variable_disable(cpu_im_maxmin_system, ((surf_action_lmm_t)action)->variable); */
203 /*       ((surf_action_lmm_t)action)->variable = NULL; */
204 /*     } */
205
206   surf_action_state_set(action, state);
207   return;
208 }
209
210 static void cpu_im_update_remains(cpu_Cas01_im_t cpu, double now)
211 {
212   surf_action_cpu_Cas01_im_t action;
213
214   if (cpu->last_update >= now)
215     return;
216   xbt_swag_foreach(action, cpu->action_set) {
217     if (GENERIC_ACTION(action).state_set !=
218         surf_cpu_model->states.running_action_set)
219       continue;
220
221     /* bogus priority, skip it */
222     if (GENERIC_ACTION(action).priority <= 0)
223       continue;
224
225     if (GENERIC_ACTION(action).remains > 0) {
226       double_update(&(GENERIC_ACTION(action).remains),
227                     lmm_variable_getvalue(GENERIC_LMM_ACTION
228                                           (action).variable) * (now -
229                                                                 cpu->last_update));
230 #ifdef HAVE_TRACING
231       TRACE_surf_host_set_utilization (cpu->generic_resource.name,
232                 action->generic_lmm_action.generic_action.data, lmm_variable_getvalue(GENERIC_LMM_ACTION(action).variable), cpu->last_update, now-cpu->last_update);
233 #endif
234       DEBUG2("Update action(%p) remains %lf", action,
235              GENERIC_ACTION(action).remains);
236     }
237   }
238   cpu->last_update = now;
239 }
240
241 static double cpu_im_share_resources(double now)
242 {
243   surf_action_cpu_Cas01_im_t action;
244   double min;
245   double value;
246   cpu_Cas01_im_t cpu, cpu_next;
247
248   xbt_swag_foreach(cpu, cpu_im_modified_cpu)
249     cpu_im_update_remains(cpu, now);
250
251   lmm_solve(cpu_im_maxmin_system);
252
253   xbt_swag_foreach_safe(cpu, cpu_next, cpu_im_modified_cpu) {
254     xbt_swag_foreach(action, cpu->action_set) {
255       if (GENERIC_ACTION(action).state_set !=
256           surf_cpu_model->states.running_action_set)
257         continue;
258
259       /* bogus priority, skip it */
260       if (GENERIC_ACTION(action).priority <= 0)
261         continue;
262
263       min = -1;
264       value = lmm_variable_getvalue(GENERIC_LMM_ACTION(action).variable);
265       if (value > 0) {
266         if (GENERIC_ACTION(action).remains > 0)
267           value = GENERIC_ACTION(action).remains / value;
268         else
269           value = 0.0;
270       }
271       if (value > 0)
272         min = now + value;
273
274       if ((GENERIC_ACTION(action).max_duration != NO_MAX_DURATION)
275           && (min == -1
276               || GENERIC_ACTION(action).start +
277               GENERIC_ACTION(action).max_duration < min))
278         min =
279           GENERIC_ACTION(action).start + GENERIC_ACTION(action).max_duration;
280
281       DEBUG4("Action(%p) Start %lf Finish %lf Max_duration %lf", action,
282              GENERIC_ACTION(action).start, now + value,
283              GENERIC_ACTION(action).max_duration);
284
285       if (action->index_heap >= 0) {
286         surf_action_cpu_Cas01_im_t heap_act =
287           xbt_heap_remove(cpu_im_action_heap, action->index_heap);
288         if (heap_act != action)
289           DIE_IMPOSSIBLE;
290       }
291       if (min != -1) {
292         xbt_heap_push(cpu_im_action_heap, action, min);
293         DEBUG2("Insert at heap action(%p) min %lf", action, min);
294       }
295     }
296     xbt_swag_remove(cpu, cpu_im_modified_cpu);
297   }
298   return xbt_heap_size(cpu_im_action_heap) >
299     0 ? xbt_heap_maxkey(cpu_im_action_heap) - now : -1;
300 }
301
302 static void cpu_im_update_actions_state(double now, double delta)
303 {
304   surf_action_cpu_Cas01_im_t action;
305
306   while ((xbt_heap_size(cpu_im_action_heap) > 0)
307          && (double_equals(xbt_heap_maxkey(cpu_im_action_heap), now))) {
308     action = xbt_heap_pop(cpu_im_action_heap);
309     DEBUG1("Action %p: finish", action);
310     GENERIC_ACTION(action).finish = surf_get_clock();
311     /* set the remains to 0 due to precision problems when updating the remaining amount */
312 #ifdef HAVE_TRACING
313     TRACE_surf_host_set_utilization (((cpu_Cas01_im_t)(action->cpu))->generic_resource.name,
314               action->generic_lmm_action.generic_action.data, lmm_variable_getvalue(GENERIC_LMM_ACTION(action).variable), ((cpu_Cas01_im_t)(action->cpu))->last_update, now-((cpu_Cas01_im_t)(action->cpu))->last_update);
315 #endif
316     GENERIC_ACTION(action).remains = 0;
317     cpu_im_cpu_action_state_set((surf_action_t) action, SURF_ACTION_DONE);
318     cpu_im_update_remains(action->cpu, surf_get_clock());
319   }
320   return;
321 }
322
323 static void cpu_im_update_resource_state(void *id,
324                                   tmgr_trace_event_t event_type,
325                                   double value, double date)
326 {
327   cpu_Cas01_im_t cpu = id;
328
329   if (event_type == cpu->power_event) {
330     cpu->power_scale = value;
331     lmm_update_constraint_bound(cpu_im_maxmin_system, cpu->constraint,
332                                 cpu->power_scale * cpu->power_peak);
333 #ifdef HAVE_TRACING
334     TRACE_surf_host_set_power (date, cpu->generic_resource.name, cpu->power_scale * cpu->power_peak);
335 #endif
336     xbt_swag_insert(cpu, cpu_im_modified_cpu);
337     if (tmgr_trace_event_free(event_type))
338       cpu->power_event = NULL;
339   } else if (event_type == cpu->state_event) {
340     if (value > 0)
341       cpu->state_current = SURF_RESOURCE_ON;
342     else {
343       lmm_constraint_t cnst = cpu->constraint;
344       lmm_variable_t var = NULL;
345       lmm_element_t elem = NULL;
346
347       cpu->state_current = SURF_RESOURCE_OFF;
348
349       while ((var = lmm_get_var_from_cnst(cpu_im_maxmin_system, cnst, &elem))) {
350         surf_action_t action = lmm_variable_id(var);
351
352         if (surf_action_state_get(action) == SURF_ACTION_RUNNING ||
353             surf_action_state_get(action) == SURF_ACTION_READY ||
354             surf_action_state_get(action) == SURF_ACTION_NOT_IN_THE_SYSTEM) {
355           action->finish = date;
356           cpu_im_cpu_action_state_set(action, SURF_ACTION_FAILED);
357         }
358       }
359     }
360     if (tmgr_trace_event_free(event_type))
361       cpu->state_event = NULL;
362   } else {
363     CRITICAL0("Unknown event ! \n");
364     xbt_abort();
365   }
366
367   return;
368 }
369
370 static surf_action_t cpu_im_execute(void *cpu, double size)
371 {
372   surf_action_cpu_Cas01_im_t action = NULL;
373   cpu_Cas01_im_t CPU = cpu;
374
375   XBT_IN2("(%s,%g)", surf_resource_name(CPU), size);
376   action =
377     surf_action_new(sizeof(s_surf_action_cpu_Cas01_im_t), size,
378                     surf_cpu_model, CPU->state_current != SURF_RESOURCE_ON);
379
380   GENERIC_LMM_ACTION(action).suspended = 0;     /* Should be useless because of the
381                                                    calloc but it seems to help valgrind... */
382
383   GENERIC_LMM_ACTION(action).variable =
384     lmm_variable_new(cpu_im_maxmin_system, action,
385                      GENERIC_ACTION(action).priority, -1.0, 1);
386   action->index_heap = -1;
387   action->cpu = CPU;
388   xbt_swag_insert(CPU, cpu_im_modified_cpu);
389   xbt_swag_insert(action, CPU->action_set);
390   lmm_expand(cpu_im_maxmin_system, CPU->constraint,
391              GENERIC_LMM_ACTION(action).variable, 1.0);
392   XBT_OUT;
393   return (surf_action_t) action;
394 }
395
396 static surf_action_t cpu_im_action_sleep(void *cpu, double duration)
397 {
398   surf_action_cpu_Cas01_im_t action = NULL;
399
400   if (duration > 0)
401     duration = MAX(duration, MAXMIN_PRECISION);
402
403   XBT_IN2("(%s,%g)", surf_resource_name(cpu), duration);
404   action = (surf_action_cpu_Cas01_im_t) cpu_im_execute(cpu, 1.0);
405   GENERIC_ACTION(action).max_duration = duration;
406   GENERIC_LMM_ACTION(action).suspended = 2;
407   if (duration == NO_MAX_DURATION) {
408     /* Move to the *end* of the corresponding action set. This convention
409        is used to speed up update_resource_state  */
410     xbt_swag_remove(action, ((surf_action_t) action)->state_set);
411     ((surf_action_t) action)->state_set =
412       cpu_im_running_action_set_that_does_not_need_being_checked;
413     xbt_swag_insert(action, ((surf_action_t) action)->state_set);
414   }
415
416   lmm_update_variable_weight(cpu_im_maxmin_system,
417                              GENERIC_LMM_ACTION(action).variable, 0.0);
418   xbt_swag_insert(cpu, cpu_im_modified_cpu);
419   XBT_OUT;
420   return (surf_action_t) action;
421 }
422
423 static void cpu_im_action_suspend(surf_action_t action)
424 {
425   XBT_IN1("(%p)", action);
426   if (((surf_action_lmm_t) action)->suspended != 2) {
427     lmm_update_variable_weight(cpu_im_maxmin_system,
428                                ((surf_action_lmm_t) action)->variable, 0.0);
429     ((surf_action_lmm_t) action)->suspended = 1;
430     xbt_heap_remove(cpu_im_action_heap,
431                     ((surf_action_cpu_Cas01_im_t) action)->index_heap);
432     xbt_swag_insert(ACTION_GET_CPU(action), cpu_im_modified_cpu);
433   }
434   XBT_OUT;
435 }
436
437 static void cpu_im_action_resume(surf_action_t action)
438 {
439
440   XBT_IN1("(%p)", action);
441   if (((surf_action_lmm_t) action)->suspended != 2) {
442     lmm_update_variable_weight(cpu_im_maxmin_system,
443                                ((surf_action_lmm_t) action)->variable,
444                                action->priority);
445     ((surf_action_lmm_t) action)->suspended = 0;
446     xbt_swag_insert(ACTION_GET_CPU(action), cpu_im_modified_cpu);
447   }
448   XBT_OUT;
449 }
450
451 static int cpu_im_action_is_suspended(surf_action_t action)
452 {
453   return (((surf_action_lmm_t) action)->suspended == 1);
454 }
455
456 static void cpu_im_action_set_max_duration(surf_action_t action, double duration)
457 {
458   XBT_IN2("(%p,%g)", action, duration);
459
460   action->max_duration = duration;
461   /* insert cpu in modified_cpu set to notice the max duration change */
462   xbt_swag_insert(ACTION_GET_CPU(action), cpu_im_modified_cpu);
463   XBT_OUT;
464 }
465
466 static void cpu_im_action_set_priority(surf_action_t action, double priority)
467 {
468   XBT_IN2("(%p,%g)", action, priority);
469   action->priority = priority;
470   lmm_update_variable_weight(cpu_im_maxmin_system,
471                              ((surf_action_lmm_t) action)->variable,
472                              priority);
473
474   xbt_swag_insert(ACTION_GET_CPU(action), cpu_im_modified_cpu);
475   XBT_OUT;
476 }
477
478 static double cpu_im_action_get_remains(surf_action_t action)
479 {
480   XBT_IN1("(%p)", action);
481   /* update remains before return it */
482   cpu_im_update_remains(ACTION_GET_CPU(action), surf_get_clock());
483   return action->remains;
484   XBT_OUT;
485 }
486
487 static e_surf_resource_state_t cpu_im_get_state(void *cpu)
488 {
489   return ((cpu_Cas01_im_t) cpu)->state_current;
490 }
491
492 static double cpu_im_get_speed(void *cpu, double load)
493 {
494   return load * (((cpu_Cas01_im_t) cpu)->power_peak);
495 }
496
497 static double cpu_im_get_available_speed(void *cpu)
498 {
499   /* number between 0 and 1 */
500   return ((cpu_Cas01_im_t) cpu)->power_scale;
501 }
502
503 static void cpu_im_action_update_index_heap(void *action, int i)
504 {
505   ((surf_action_cpu_Cas01_im_t) action)->index_heap = i;
506 }
507
508 static void cpu_im_finalize(void)
509 {
510   void *cpu;
511   xbt_dict_cursor_t cursor;
512   char *key;
513   xbt_dict_foreach(surf_model_resource_set(surf_cpu_model), cursor, key, cpu) {
514     cpu_Cas01_im_t CPU = cpu;
515     xbt_swag_free(CPU->action_set);
516   }
517
518   lmm_system_free(cpu_im_maxmin_system);
519   cpu_im_maxmin_system = NULL;
520
521   surf_model_exit(surf_cpu_model);
522   surf_cpu_model = NULL;
523
524   xbt_swag_free(cpu_im_running_action_set_that_does_not_need_being_checked);
525   cpu_im_running_action_set_that_does_not_need_being_checked = NULL;
526   xbt_heap_free(cpu_im_action_heap);
527   xbt_swag_free(cpu_im_modified_cpu);
528 }
529
530 static void surf_cpu_im_model_init_internal(void)
531 {
532   s_surf_action_t action;
533   s_cpu_Cas01_im_t cpu;
534
535   surf_cpu_model = surf_model_init();
536
537   cpu_im_running_action_set_that_does_not_need_being_checked =
538     xbt_swag_new(xbt_swag_offset(action, state_hookup));
539
540   surf_cpu_model->name = "CPU_IM";
541
542   surf_cpu_model->action_unref = cpu_im_action_unref;
543   surf_cpu_model->action_cancel = cpu_im_action_cancel;
544   surf_cpu_model->action_state_set = cpu_im_cpu_action_state_set;
545
546   surf_cpu_model->model_private->resource_used = cpu_im_resource_used;
547   surf_cpu_model->model_private->share_resources = cpu_im_share_resources;
548   surf_cpu_model->model_private->update_actions_state = cpu_im_update_actions_state;
549   surf_cpu_model->model_private->update_resource_state =
550     cpu_im_update_resource_state;
551   surf_cpu_model->model_private->finalize = cpu_im_finalize;
552
553   surf_cpu_model->suspend = cpu_im_action_suspend;
554   surf_cpu_model->resume = cpu_im_action_resume;
555   surf_cpu_model->is_suspended = cpu_im_action_is_suspended;
556   surf_cpu_model->set_max_duration = cpu_im_action_set_max_duration;
557   surf_cpu_model->set_priority = cpu_im_action_set_priority;
558   surf_cpu_model->get_remains = cpu_im_action_get_remains;
559
560   surf_cpu_model->extension.cpu.execute = cpu_im_execute;
561   surf_cpu_model->extension.cpu.sleep = cpu_im_action_sleep;
562
563   surf_cpu_model->extension.cpu.get_state = cpu_im_get_state;
564   surf_cpu_model->extension.cpu.get_speed = cpu_im_get_speed;
565   surf_cpu_model->extension.cpu.get_available_speed = cpu_im_get_available_speed;
566
567   if (!cpu_im_maxmin_system) {
568     sg_maxmin_selective_update = 1;
569     cpu_im_maxmin_system = lmm_system_new();
570   }
571   cpu_im_action_heap = xbt_heap_new(8, NULL);
572   xbt_heap_set_update_callback(cpu_im_action_heap, cpu_im_action_update_index_heap);
573   cpu_im_modified_cpu = xbt_swag_new(xbt_swag_offset(cpu, modified_cpu_hookup));
574 }
575
576 /*********************************************************************/
577 /* Basic sharing model for CPU: that is where all this started... ;) */
578 /*********************************************************************/
579 /* @InProceedings{casanova01simgrid, */
580 /*   author =       "H. Casanova", */
581 /*   booktitle =    "Proceedings of the IEEE Symposium on Cluster Computing */
582 /*                  and the Grid (CCGrid'01)", */
583 /*   publisher =    "IEEE Computer Society", */
584 /*   title =        "Simgrid: {A} Toolkit for the Simulation of Application */
585 /*                  Scheduling", */
586 /*   year =         "2001", */
587 /*   month =        may, */
588 /*   note =         "Available at */
589 /*                  \url{http://grail.sdsc.edu/papers/simgrid_ccgrid01.ps.gz}." */
590 /* } */
591 void surf_cpu_model_init_Cas01_im(const char *filename)
592 {
593   if (surf_cpu_model)
594     return;
595   surf_cpu_im_model_init_internal();
596   cpu_im_define_callbacks(filename);
597   xbt_dynar_push(model_list, &surf_cpu_model);
598 }
599
600 void surf_cpu_im_init_bypass(char* id,double power)
601 {
602         /* FIXME
603          * the hard coded value must be passed as argument of the lua function
604          * depending on the number of arguments the user pass to function
605          * we'd affect it to the corresponding value
606          */
607         double power_peak = 0.0;
608         double power_scale = 0.0;
609         tmgr_trace_t power_trace = NULL;
610         //FIXME : hard coded value
611         e_surf_resource_state_t state_initial = SURF_RESOURCE_ON;
612         tmgr_trace_t state_trace = NULL;
613         power_peak = power;
614         //FIXME : hard coded value !!!
615         surf_parse_get_double(&power_scale, "1.0");
616         power_trace = tmgr_trace_new("");
617
618         //state_trace = tmgr_trace_new(A_surfxml_host_state_file);
619         current_property_set = xbt_dict_new();
620         cpu_im_new(xbt_strdup(id), power_peak, power_scale,
621                                                power_trace, state_initial, state_trace, current_property_set);
622
623         }