ltt/branches/poly/lttv/modules/gui/resourceview/processlist.c

   1 /* This file is part of the Linux Trace Toolkit viewer
   2  * Copyright (C) 2003-2004 Mathieu Desnoyers
   3  *
   4  * This program is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License Version 2 as
   6  * published by the Free Software Foundation;
   7  *
   8  * This program is distributed in the hope that it will be useful,
   9  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11  * GNU General Public License for more details.
  12  *
  13  * You should have received a copy of the GNU General Public License
  14  * along with this program; if not, write to the Free Software
  15  * Foundation, Inc., 59 Temple Place - Suite 330, Boston,
  16  * MA 02111-1307, USA.
  17  */
  18
  19 #ifdef HAVE_CONFIG_H
  20 #include <config.h>
  21 #endif
  22
  23 #include <gtk/gtk.h>
  24 #include <gdk/gdk.h>
  25 #include <glib.h>
  26 #include <string.h>
  27 #include <stdlib.h>
  28 #include <math.h>
  29
  30 #include "processlist.h"
  31 #include "drawing.h"
  32 #include "drawitem.h"
  33
  34 #define g_info(format...) g_log (G_LOG_DOMAIN, G_LOG_LEVEL_INFO, format)
  35 //#define g_debug(format...) g_log (G_LOG_DOMAIN, G_LOG_LEVEL_DEBUG, format)
  36
  37 /* Preallocated Size of the index_to_pixmap array */
  38 #define ALLOCATE_PROCESSES 1000
  39
  40 /*****************************************************************************
  41  *                       Methods to synchronize process list                 *
  42  *****************************************************************************/
  43
  44
  45 gint resource_sort_func  ( GtkTreeModel *model,
  46         GtkTreeIter *it_a,
  47         GtkTreeIter *it_b,
  48         gpointer user_data)
  49 {
  50   gchar *a_name;
  51   gchar *b_name;
  52
  53   gtk_tree_model_get(model, it_a, NAME_COLUMN, &a_name, -1);
  54
  55   gtk_tree_model_get(model, it_b, NAME_COLUMN, &b_name, -1);
  56
  57   return strcmp(a_name, b_name);
  58 }
  59
  60 static guint ru_numeric_hash_fct(gconstpointer key)
  61 {
  62   ResourceUniqueNumeric *ru = (ResourceUniqueNumeric *)key;
  63   int tmp = (ru->trace_num << 8) ^ ru->id;
  64
  65   return g_int_hash(&tmp);
  66 }
  67
  68 static gboolean ru_numeric_equ_fct(gconstpointer a, gconstpointer b)
  69 {
  70   const ResourceUniqueNumeric *pa = (const ResourceUniqueNumeric *)a;
  71   const ResourceUniqueNumeric  *pb = (const ResourceUniqueNumeric *)b;
  72
  73   if(pa->id == pb->id && pa->trace_num == pb->trace_num)
  74     return TRUE;
  75
  76   return FALSE;
  77 }
  78
  79 void destroy_hash_key(gpointer key);
  80
  81 void destroy_hash_data(gpointer data);
  82
  83
  84 gboolean scroll_event(GtkWidget *widget, GdkEventScroll *event, gpointer data)
  85 {
  86   ControlFlowData *control_flow_data =
  87       (ControlFlowData*)g_object_get_data(
  88                 G_OBJECT(widget),
  89                 "resourceview_data");
  90   Drawing_t *drawing = control_flow_data->drawing;
  91         unsigned int cell_height =
  92                 get_cell_height(GTK_TREE_VIEW(control_flow_data->process_list->process_list_widget));
  93
  94   switch(event->direction) {
  95     case GDK_SCROLL_UP:
  96       gtk_adjustment_set_value(control_flow_data->v_adjust,
  97         gtk_adjustment_get_value(control_flow_data->v_adjust) - cell_height);
  98       break;
  99     case GDK_SCROLL_DOWN:
 100       gtk_adjustment_set_value(control_flow_data->v_adjust,
 101         gtk_adjustment_get_value(control_flow_data->v_adjust) + cell_height);
 102       break;
 103     default:
 104       g_error("should only scroll up and down.");
 105   }
 106         return TRUE;
 107 }
 108
 109 static gboolean update_index_to_pixmap_each (GtkTreeModel *model, GtkTreePath *path, GtkTreeIter *iter, UpdateIndexPixmapArg *arg)
 110 {
 111   guint array_index = arg->count;
 112   HashedResourceData *hdata;
 113   gchar *name;
 114
 115   gtk_tree_model_get(model, iter, NAME_COLUMN, &name, DATA_COLUMN, &hdata, -1);
 116
 117   g_assert(array_index < arg->process_list->index_to_pixmap->len);
 118
 119   GdkPixmap **pixmap =
 120     (GdkPixmap**)&g_ptr_array_index(arg->process_list->index_to_pixmap, array_index);
 121   *pixmap = hdata->pixmap;
 122
 123   arg->count++;
 124
 125   return FALSE;
 126 }
 127
 128 void update_index_to_pixmap(ProcessList *process_list)
 129 {
 130   int i, items=0;
 131   UpdateIndexPixmapArg arg;
 132
 133   for(i=0; i<RV_RESOURCE_COUNT; i++) {
 134     items += g_hash_table_size(process_list->restypes[i].hash_table);
 135   }
 136
 137   g_ptr_array_set_size(process_list->index_to_pixmap, items);
 138
 139   arg.count = 0;
 140   arg.process_list = process_list;
 141
 142   gtk_tree_model_foreach(GTK_TREE_MODEL(process_list->list_store),
 143       (GtkTreeModelForeachFunc)update_index_to_pixmap_each, &arg);
 144 }
 145
 146
 147 static void update_pixmap_size_each(void *key,
 148                                     HashedResourceData *value,
 149                                     guint width)
 150 {
 151   GdkPixmap *old_pixmap = value->pixmap;
 152
 153   value->pixmap =
 154         gdk_pixmap_new(old_pixmap,
 155                        width,
 156                        value->height,
 157                        -1);
 158
 159   gdk_pixmap_unref(old_pixmap);
 160 }
 161
 162
 163 void update_pixmap_size(ProcessList *process_list, guint width)
 164 {
 165   int i;
 166   for(i=0; i<RV_RESOURCE_COUNT; i++) {
 167     g_hash_table_foreach(process_list->restypes[i].hash_table,
 168                        (GHFunc)update_pixmap_size_each,
 169                        (gpointer)width);
 170   }
 171 }
 172
 173
 174 typedef struct _CopyPixmap {
 175   GdkDrawable *dest;
 176   GdkGC *gc;
 177   GdkDrawable *src;
 178   gint xsrc, ysrc, xdest, ydest, width, height;
 179 } CopyPixmap;
 180
 181 static void copy_pixmap_region_each(void *key,
 182                                     HashedResourceData *value,
 183                                     CopyPixmap *cp)
 184 {
 185   GdkPixmap *src = cp->src;
 186   GdkPixmap *dest = cp->dest;
 187
 188   if(dest == NULL)
 189     dest = value->pixmap;
 190   if(src == NULL)
 191     src = value->pixmap;
 192
 193   gdk_draw_drawable (dest,
 194       cp->gc,
 195       src,
 196       cp->xsrc, cp->ysrc,
 197       cp->xdest, cp->ydest,
 198       cp->width, cp->height);
 199 }
 200
 201 void copy_pixmap_region(ProcessList *process_list, GdkDrawable *dest,
 202     GdkGC *gc, GdkDrawable *src,
 203     gint xsrc, gint ysrc,
 204     gint xdest, gint ydest, gint width, gint height)
 205 {
 206   int i;
 207   CopyPixmap cp = { dest, gc, src, xsrc, ysrc, xdest, ydest, width, height };
 208
 209   for(i=0; i<RV_RESOURCE_COUNT; i++) {
 210     g_hash_table_foreach(process_list->restypes[i].hash_table,
 211                        (GHFunc)copy_pixmap_region_each,
 212                        &cp);
 213   }
 214 }
 215
 216
 217
 218 typedef struct _RectanglePixmap {
 219   gboolean filled;
 220   gint x, y, width, height;
 221   GdkGC *gc;
 222 } RectanglePixmap;
 223
 224 static void rectangle_pixmap_each(void *key,
 225                                   HashedResourceData *value,
 226                                   RectanglePixmap *rp)
 227 {
 228   if(rp->height == -1)
 229     rp->height = value->height;
 230
 231   gdk_draw_rectangle (value->pixmap,
 232       rp->gc,
 233       rp->filled,
 234       rp->x, rp->y,
 235       rp->width, rp->height);
 236 }
 237
 238 void rectangle_pixmap(ProcessList *process_list, GdkGC *gc,
 239     gboolean filled, gint x, gint y, gint width, gint height)
 240 {
 241   int i;
 242   RectanglePixmap rp = { filled, x, y, width, height, gc };
 243
 244   for(i=0; i<RV_RESOURCE_COUNT; i++) {
 245     g_hash_table_foreach(process_list->restypes[i].hash_table,
 246                        (GHFunc)rectangle_pixmap_each,
 247                        &rp);
 248   }
 249 }
 250
 251 /* Renders each pixmaps into on big drawable */
 252 void copy_pixmap_to_screen(ProcessList *process_list,
 253     GdkDrawable *dest,
 254     GdkGC *gc,
 255     gint x, gint y,
 256     gint width, gint height)
 257 {
 258   if(process_list->index_to_pixmap->len == 0) return;
 259   guint cell_height = process_list->cell_height;
 260
 261   /* Get indexes */
 262   gint begin = floor(y/(double)cell_height);
 263   gint end = MIN(ceil((y+height)/(double)cell_height),
 264                  process_list->index_to_pixmap->len);
 265   gint i;
 266
 267   for(i=begin; i<end; i++) {
 268     g_assert(i<process_list->index_to_pixmap->len);
 269     /* Render the pixmap to the screen */
 270     GdkPixmap *pixmap =
 271       //(GdkPixmap*)g_ptr_array_index(process_list->index_to_pixmap, i);
 272       GDK_PIXMAP(g_ptr_array_index(process_list->index_to_pixmap, i));
 273
 274     gdk_draw_drawable (dest,
 275         gc,
 276         pixmap,
 277         x, 0,
 278         x, i*cell_height,
 279         width, cell_height);
 280
 281   }
 282 }
 283
 284 ProcessList *processlist_construct(void)
 285 {
 286   GtkTreeViewColumn *column;
 287   GtkCellRenderer *renderer;
 288
 289   ProcessList* process_list = g_new(ProcessList,1);
 290
 291   process_list->number_of_process = 0;
 292
 293   process_list->current_hash_data = NULL;
 294
 295   /* Create the Process list */
 296   process_list->list_store = gtk_tree_store_new (  N_COLUMNS, G_TYPE_STRING, G_TYPE_POINTER);
 297
 298   process_list->process_list_widget =
 299     gtk_tree_view_new_with_model
 300     (GTK_TREE_MODEL (process_list->list_store));
 301
 302   gtk_tree_view_set_show_expanders(
 303     GTK_TREE_VIEW(process_list->process_list_widget), FALSE);
 304   gtk_tree_view_set_level_indentation(
 305     process_list->process_list_widget, 20);
 306
 307   gtk_tree_view_set_enable_tree_lines(process_list->process_list_widget, TRUE);
 308
 309   g_object_unref (G_OBJECT (process_list->list_store));
 310
 311   gtk_tree_sortable_set_default_sort_func(
 312       GTK_TREE_SORTABLE(process_list->list_store),
 313       resource_sort_func,
 314       NULL,
 315       NULL);
 316
 317   gtk_tree_sortable_set_sort_column_id(
 318       GTK_TREE_SORTABLE(process_list->list_store),
 319       GTK_TREE_SORTABLE_DEFAULT_SORT_COLUMN_ID,
 320       GTK_SORT_ASCENDING);
 321
 322   gtk_tree_view_set_headers_visible(
 323     GTK_TREE_VIEW(process_list->process_list_widget), TRUE);
 324
 325   /* Create a column, associating the "text" attribute of the
 326    * cell_renderer to the first column of the model */
 327   /* Columns alignment : 0.0 : Left    0.5 : Center   1.0 : Right */
 328   renderer = gtk_cell_renderer_text_new ();
 329   process_list->renderer = renderer;
 330
 331         gint vertical_separator;
 332         gtk_widget_style_get (GTK_WIDGET (process_list->process_list_widget),
 333                         "vertical-separator", &vertical_separator,
 334                         NULL);
 335   gtk_cell_renderer_get_size(renderer,
 336       GTK_WIDGET(process_list->process_list_widget),
 337       NULL,
 338       NULL,
 339       NULL,
 340       NULL,
 341       &process_list->cell_height);
 342
 343 #if GTK_CHECK_VERSION(2,4,15)
 344   guint ypad;
 345   g_object_get(G_OBJECT(renderer), "ypad", &ypad, NULL);
 346
 347   process_list->cell_height += ypad;
 348 #endif
 349   process_list->cell_height += vertical_separator;
 350
 351
 352   column = gtk_tree_view_column_new_with_attributes ( "Resource",
 353                 renderer,
 354                 "text",
 355                 NAME_COLUMN,
 356                 NULL);
 357   gtk_tree_view_column_set_alignment (column, 0.0);
 358   gtk_tree_view_column_set_fixed_width (column, 45);
 359   gtk_tree_view_append_column (
 360     GTK_TREE_VIEW (process_list->process_list_widget), column);
 361
 362   process_list->button = column->button;
 363
 364   g_object_set_data_full(
 365       G_OBJECT(process_list->process_list_widget),
 366       "process_list_Data",
 367       process_list,
 368       (GDestroyNotify)processlist_destroy);
 369
 370   process_list->index_to_pixmap = g_ptr_array_sized_new(ALLOCATE_PROCESSES);
 371
 372   process_list->restypes[RV_RESOURCE_MACHINE].hash_table = g_hash_table_new(ru_numeric_hash_fct, ru_numeric_equ_fct);
 373   process_list->restypes[RV_RESOURCE_CPU].hash_table = g_hash_table_new(ru_numeric_hash_fct, ru_numeric_equ_fct);
 374   process_list->restypes[RV_RESOURCE_IRQ].hash_table = g_hash_table_new(ru_numeric_hash_fct, ru_numeric_equ_fct);
 375   process_list->restypes[RV_RESOURCE_BDEV].hash_table = g_hash_table_new(ru_numeric_hash_fct, ru_numeric_equ_fct);
 376
 377   return process_list;
 378 }
 379
 380 void processlist_destroy(ProcessList *process_list)
 381 {
 382   int i;
 383
 384   g_debug("processlist_destroy %p", process_list);
 385
 386   for(i=0; i<RV_RESOURCE_COUNT; i++) {
 387     g_hash_table_destroy(process_list->restypes[i].hash_table);
 388     process_list->restypes[i].hash_table = NULL;
 389   }
 390   g_ptr_array_free(process_list->index_to_pixmap, TRUE);
 391
 392   g_free(process_list);
 393   g_debug("processlist_destroy end");
 394 }
 395
 396 static gboolean remove_hash_item(void *key,
 397                                  HashedResourceData *hashed_process_data,
 398                                  ProcessList *process_list)
 399 {
 400   GtkTreeIter iter;
 401
 402   iter = hashed_process_data->y_iter;
 403
 404   gtk_tree_store_remove (process_list->list_store, &iter);
 405   gdk_pixmap_unref(hashed_process_data->pixmap);
 406
 407 // TODO pmf: check this; might be needed
 408 //  if(likely(process_list->current_hash_data != NULL)) {
 409 //    if(likely(hashed_process_data ==
 410 //                process_list->current_hash_data[process_info->trace_num][process_info->cpu]))
 411 //      process_list->current_hash_data[process_info->trace_num][process_info->cpu] = NULL;
 412 //  }
 413   return TRUE; /* remove the element from the hash table */
 414 }
 415
 416 void processlist_clear(ProcessList *process_list)
 417 {
 418   int i;
 419
 420   g_info("processlist_clear %p", process_list);
 421
 422   for(i=RV_RESOURCE_COUNT-1; i>=0; i--) {
 423     g_hash_table_foreach_remove(process_list->restypes[i].hash_table,
 424                                 (GHRFunc)remove_hash_item,
 425                                 (gpointer)process_list);
 426   }
 427   process_list->number_of_process = 0;
 428   update_index_to_pixmap(process_list);
 429 }
 430
 431
 432 GtkWidget *processlist_get_widget(ProcessList *process_list)
 433 {
 434   return process_list->process_list_widget;
 435 }
 436
 437
 438 void destroy_hash_key(gpointer key)
 439 {
 440   g_free(key);
 441 }
 442
 443 void destroy_hash_data(gpointer data)
 444 {
 445   g_free(data);
 446 }
 447
 448 HashedResourceData *resourcelist_obtain_machine(ControlFlowData *resourceview_data, guint trace_num, guint id)
 449 {
 450   ResourceUniqueNumeric *ru = g_new(ResourceUniqueNumeric, 1);
 451   HashedResourceData *data = g_new(HashedResourceData, 1);
 452
 453   /* Prepare hash key */
 454   ru->trace_num = trace_num;
 455   ru->id = id;
 456
 457   /* Search within hash table */
 458   GHashTable *ht = resourceview_data->process_list->restypes[RV_RESOURCE_MACHINE].hash_table;
 459   data = g_hash_table_lookup(ht, ru);
 460
 461   /* If not found in hash table, add it */
 462   if(data == NULL) {
 463     GQuark name;
 464
 465     data = g_malloc(sizeof(HashedResourceData));
 466     /* Prepare hashed data */
 467     data->type = RV_RESOURCE_MACHINE;
 468     data->x.over = 0;
 469     data->x.over_used = FALSE;
 470     data->x.over_marked = FALSE;
 471     data->x.middle = 0; // last
 472     data->x.middle_used = FALSE;
 473     data->x.middle_marked = FALSE;
 474     data->x.under = 0;
 475     data->x.under_used = FALSE;
 476     data->x.under_marked = FALSE;
 477     data->next_good_time = ltt_time_zero;
 478
 479     data->height = resourceview_data->process_list->cell_height;
 480     data->pixmap =
 481         gdk_pixmap_new(resourceview_data->drawing->drawing_area->window,
 482                        resourceview_data->drawing->alloc_width,
 483                        data->height,
 484                        -1);
 485     g_assert(data->pixmap);
 486
 487     gdk_draw_rectangle (data->pixmap,
 488         resourceview_data->drawing->drawing_area->style->black_gc,
 489         TRUE,
 490         0, 0,
 491         resourceview_data->drawing->alloc_width,
 492         data->height);
 493
 494     /* add to hash table */
 495     g_hash_table_insert(ht, ru, data);
 496     resourceview_data->process_list->number_of_process++; // TODO: check
 497
 498     /* add to process list */
 499     {
 500       gchar *str;
 501       str = g_strdup_printf("Trace %u", id);
 502       name = g_quark_from_string(str);
 503       g_free(str);
 504     }
 505
 506     gtk_tree_store_append(resourceview_data->process_list->list_store, &data->y_iter, NULL);
 507     gtk_tree_store_set(resourceview_data->process_list->list_store, &data->y_iter,
 508          NAME_COLUMN, g_quark_to_string(name), DATA_COLUMN, data,
 509          -1);
 510
 511     update_index_to_pixmap(resourceview_data->process_list);
 512
 513     int heightall = data->height * resourceview_data->process_list->number_of_process;
 514
 515     gtk_widget_set_size_request(resourceview_data->drawing->drawing_area,
 516                               -1,
 517                               heightall);
 518
 519     gtk_widget_queue_draw(resourceview_data->drawing->drawing_area);
 520   }
 521
 522   gtk_tree_view_expand_all(GTK_TREE_VIEW(resourceview_data->process_list->process_list_widget));
 523
 524   return data;
 525 }
 526
 527 HashedResourceData *resourcelist_obtain_cpu(ControlFlowData *resourceview_data, guint trace_num, guint id)
 528 {
 529   ResourceUniqueNumeric *ru = g_new(ResourceUniqueNumeric, 1);
 530   HashedResourceData *data = g_new(HashedResourceData, 1);
 531
 532   /* Prepare hash key */
 533   ru->trace_num = trace_num;
 534   ru->id = id;
 535
 536   /* Search within hash table */
 537   GHashTable *ht = resourceview_data->process_list->restypes[RV_RESOURCE_CPU].hash_table;
 538   data = g_hash_table_lookup(ht, ru);
 539
 540   /* If not found in hash table, add it */
 541   if(data == NULL) {
 542     GQuark name;
 543     HashedResourceData *parent;
 544
 545     /* Find the parent machine */
 546     parent = resourcelist_obtain_machine(resourceview_data, trace_num, trace_num);
 547
 548     /* Prepare hashed data */
 549     data = g_malloc(sizeof(HashedResourceData));
 550
 551     data->type = RV_RESOURCE_CPU;
 552     data->x.over = 0;
 553     data->x.over_used = FALSE;
 554     data->x.over_marked = FALSE;
 555     data->x.middle = 0; // last
 556     data->x.middle_used = FALSE;
 557     data->x.middle_marked = FALSE;
 558     data->x.under = 0;
 559     data->x.under_used = FALSE;
 560     data->x.under_marked = FALSE;
 561     data->next_good_time = ltt_time_zero;
 562
 563     data->height = resourceview_data->process_list->cell_height;
 564     data->pixmap =
 565         gdk_pixmap_new(resourceview_data->drawing->drawing_area->window,
 566                        resourceview_data->drawing->alloc_width,
 567                        data->height,
 568                        -1);
 569
 570     gdk_draw_rectangle (data->pixmap,
 571         resourceview_data->drawing->drawing_area->style->black_gc,
 572         TRUE,
 573         0, 0,
 574         resourceview_data->drawing->alloc_width,
 575         data->height);
 576
 577     /* add to hash table */
 578     g_hash_table_insert(ht, ru, data);
 579     resourceview_data->process_list->number_of_process++; // TODO: check
 580
 581     /* add to process list */
 582     {
 583       gchar *str;
 584       str = g_strdup_printf("CPU%u", id);
 585       name = g_quark_from_string(str);
 586       g_free(str);
 587     }
 588
 589     gtk_tree_store_append(resourceview_data->process_list->list_store, &data->y_iter, &parent->y_iter);
 590     gtk_tree_store_set(resourceview_data->process_list->list_store, &data->y_iter,
 591          NAME_COLUMN, g_quark_to_string(name), DATA_COLUMN, data,
 592          -1);
 593
 594     update_index_to_pixmap(resourceview_data->process_list);
 595
 596     int heightall = data->height * resourceview_data->process_list->number_of_process;
 597
 598     gtk_widget_set_size_request(resourceview_data->drawing->drawing_area,
 599                               -1,
 600                               heightall);
 601
 602     gtk_widget_queue_draw(resourceview_data->drawing->drawing_area);
 603   }
 604
 605   return data;
 606 }
 607
 608 HashedResourceData *resourcelist_obtain_irq(ControlFlowData *resourceview_data, guint trace_num, guint id)
 609 {
 610   ResourceUniqueNumeric *ru = g_new(ResourceUniqueNumeric, 1);
 611   HashedResourceData *data = g_new(HashedResourceData, 1);
 612
 613   /* Prepare hash key */
 614   ru->trace_num = trace_num;
 615   ru->id = id;
 616
 617   /* Search within hash table */
 618   GHashTable *ht = resourceview_data->process_list->restypes[RV_RESOURCE_IRQ].hash_table;
 619   data = g_hash_table_lookup(ht, ru);
 620
 621   /* If not found in hash table, add it */
 622   if(data == NULL) {
 623     GQuark name;
 624     HashedResourceData *parent;
 625
 626     /* Find the parent machine */
 627     parent = resourcelist_obtain_machine(resourceview_data, trace_num, trace_num);
 628
 629     /* Prepare hashed data */
 630     data = g_malloc(sizeof(HashedResourceData));
 631
 632     data->type = RV_RESOURCE_IRQ;
 633     data->x.over = 0;
 634     data->x.over_used = FALSE;
 635     data->x.over_marked = FALSE;
 636     data->x.middle = 0; // last
 637     data->x.middle_used = FALSE;
 638     data->x.middle_marked = FALSE;
 639     data->x.under = 0;
 640     data->x.under_used = FALSE;
 641     data->x.under_marked = FALSE;
 642     data->next_good_time = ltt_time_zero;
 643
 644     data->height = resourceview_data->process_list->cell_height;
 645     data->pixmap =
 646         gdk_pixmap_new(resourceview_data->drawing->drawing_area->window,
 647                        resourceview_data->drawing->alloc_width,
 648                        data->height,
 649                        -1);
 650
 651     gdk_draw_rectangle (data->pixmap,
 652         resourceview_data->drawing->drawing_area->style->black_gc,
 653         TRUE,
 654         0, 0,
 655         resourceview_data->drawing->alloc_width,
 656         data->height);
 657
 658     /* add to hash table */
 659     g_hash_table_insert(ht, ru, data);
 660     resourceview_data->process_list->number_of_process++; // TODO: check
 661
 662     /* add to process list */
 663     {
 664       gchar *str;
 665       str = g_strdup_printf("IRQ %u", id);
 666       name = g_quark_from_string(str);
 667       g_free(str);
 668     }
 669
 670     gtk_tree_store_append(resourceview_data->process_list->list_store, &data->y_iter, &parent->y_iter);
 671     gtk_tree_store_set(resourceview_data->process_list->list_store, &data->y_iter,
 672          NAME_COLUMN, g_quark_to_string(name), DATA_COLUMN, data,
 673          -1);
 674
 675     update_index_to_pixmap(resourceview_data->process_list);
 676
 677     int heightall = data->height * resourceview_data->process_list->number_of_process;
 678
 679     gtk_widget_set_size_request(resourceview_data->drawing->drawing_area,
 680                               -1,
 681                               heightall);
 682
 683     gtk_widget_queue_draw(resourceview_data->drawing->drawing_area);
 684   }
 685
 686   return data;
 687 }
 688
 689 HashedResourceData *resourcelist_obtain_bdev(ControlFlowData *resourceview_data, guint trace_num, guint id)
 690 {
 691   ResourceUniqueNumeric *ru = g_new(ResourceUniqueNumeric, 1);
 692   HashedResourceData *data = g_new(HashedResourceData, 1);
 693
 694   /* Prepare hash key */
 695   ru->trace_num = trace_num;
 696   ru->id = id;
 697
 698   /* Search within hash table */
 699   GHashTable *ht = resourceview_data->process_list->restypes[RV_RESOURCE_BDEV].hash_table;
 700   data = g_hash_table_lookup(ht, ru);
 701
 702   /* If not found in hash table, add it */
 703   if(data == NULL) {
 704     GQuark name;
 705     HashedResourceData *parent;
 706
 707     /* Find the parent machine */
 708     parent = resourcelist_obtain_machine(resourceview_data, trace_num, trace_num);
 709
 710     /* Prepare hashed data */
 711     data = g_malloc(sizeof(HashedResourceData));
 712
 713     data->type = RV_RESOURCE_BDEV;
 714     data->x.over = 0;
 715     data->x.over_used = FALSE;
 716     data->x.over_marked = FALSE;
 717     data->x.middle = 0; // last
 718     data->x.middle_used = FALSE;
 719     data->x.middle_marked = FALSE;
 720     data->x.under = 0;
 721     data->x.under_used = FALSE;
 722     data->x.under_marked = FALSE;
 723     data->next_good_time = ltt_time_zero;
 724
 725     data->height = resourceview_data->process_list->cell_height;
 726     data->pixmap =
 727         gdk_pixmap_new(resourceview_data->drawing->drawing_area->window,
 728                        resourceview_data->drawing->alloc_width,
 729                        data->height,
 730                        -1);
 731
 732     gdk_draw_rectangle (data->pixmap,
 733         resourceview_data->drawing->drawing_area->style->black_gc,
 734         TRUE,
 735         0, 0,
 736         resourceview_data->drawing->alloc_width,
 737         data->height);
 738
 739     /* add to hash table */
 740     g_hash_table_insert(ht, ru, data);
 741     resourceview_data->process_list->number_of_process++; // TODO: check
 742
 743     /* add to process list */
 744     {
 745       gchar *str;
 746       str = g_strdup_printf("Block (%u,%u)", MAJOR(id), MINOR(id));
 747       name = g_quark_from_string(str);
 748       g_free(str);
 749     }
 750
 751     gtk_tree_store_append(resourceview_data->process_list->list_store, &data->y_iter, &parent->y_iter);
 752     gtk_tree_store_set(resourceview_data->process_list->list_store, &data->y_iter,
 753          NAME_COLUMN, g_quark_to_string(name), DATA_COLUMN, data,
 754          -1);
 755
 756     update_index_to_pixmap(resourceview_data->process_list);
 757
 758     int heightall = data->height * resourceview_data->process_list->number_of_process;
 759
 760     gtk_widget_set_size_request(resourceview_data->drawing->drawing_area,
 761                               -1,
 762                               heightall);
 763
 764     gtk_widget_queue_draw(resourceview_data->drawing->drawing_area);
 765   }
 766
 767   return data;
 768 }