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6151d86c | 1 | /******************************************************************************* |
263c3747 | 2 | * Copyright (c) 2012, 2016 Ericsson, École Polytechnique de Montréal |
6151d86c PT |
3 | * |
4 | * All rights reserved. This program and the accompanying materials are | |
5 | * made available under the terms of the Eclipse Public License v1.0 which | |
6 | * accompanies this distribution, and is available at | |
7 | * http://www.eclipse.org/legal/epl-v10.html | |
8 | * | |
9 | * Contributors: | |
10 | * Patrick Tasse - Initial API and implementation | |
4999a196 | 11 | * Geneviève Bastien - Move code to provide base classes for time graph views |
6151d86c PT |
12 | *******************************************************************************/ |
13 | ||
e363eae1 | 14 | package org.eclipse.tracecompass.analysis.os.linux.ui.views.resources; |
6151d86c PT |
15 | |
16 | import java.util.ArrayList; | |
1cf25311 | 17 | import java.util.Collections; |
9ba941e9 | 18 | import java.util.Comparator; |
1cf25311 | 19 | import java.util.HashMap; |
6151d86c | 20 | import java.util.List; |
1cf25311 | 21 | import java.util.Map; |
6151d86c PT |
22 | |
23 | import org.eclipse.core.runtime.IProgressMonitor; | |
19ed6598 MK |
24 | import org.eclipse.core.runtime.IStatus; |
25 | import org.eclipse.core.runtime.Status; | |
8213a0c0 | 26 | import org.eclipse.jdt.annotation.NonNull; |
d2120fb6 | 27 | import org.eclipse.jdt.annotation.Nullable; |
0f7a12d3 AM |
28 | import org.eclipse.tracecompass.analysis.os.linux.core.kernel.Attributes; |
29 | import org.eclipse.tracecompass.analysis.os.linux.core.kernel.KernelAnalysisModule; | |
8c684b48 MK |
30 | import org.eclipse.jface.action.MenuManager; |
31 | import org.eclipse.swt.events.MenuDetectEvent; | |
32 | import org.eclipse.swt.events.MenuDetectListener; | |
33 | import org.eclipse.swt.graphics.Point; | |
34 | import org.eclipse.swt.widgets.Composite; | |
35 | import org.eclipse.swt.widgets.Menu; | |
36 | import org.eclipse.tracecompass.analysis.os.linux.core.signals.TmfCpuSelectedSignal; | |
e363eae1 AM |
37 | import org.eclipse.tracecompass.analysis.os.linux.ui.views.resources.ResourcesEntry.Type; |
38 | import org.eclipse.tracecompass.internal.analysis.os.linux.ui.Messages; | |
8c684b48 MK |
39 | import org.eclipse.tracecompass.internal.analysis.os.linux.ui.actions.FollowCpuAction; |
40 | import org.eclipse.tracecompass.internal.analysis.os.linux.ui.actions.UnfollowCpuAction; | |
e894a508 AM |
41 | import org.eclipse.tracecompass.statesystem.core.ITmfStateSystem; |
42 | import org.eclipse.tracecompass.statesystem.core.exceptions.AttributeNotFoundException; | |
e894a508 | 43 | import org.eclipse.tracecompass.statesystem.core.interval.ITmfStateInterval; |
8c684b48 | 44 | import org.eclipse.tracecompass.tmf.core.signal.TmfSignalHandler; |
2bdf0193 AM |
45 | import org.eclipse.tracecompass.tmf.core.statesystem.TmfStateSystemAnalysisModule; |
46 | import org.eclipse.tracecompass.tmf.core.trace.ITmfTrace; | |
8213a0c0 | 47 | import org.eclipse.tracecompass.tmf.ui.views.timegraph.AbstractStateSystemTimeGraphView; |
8c684b48 | 48 | import org.eclipse.tracecompass.tmf.ui.widgets.timegraph.TimeGraphViewer; |
2bdf0193 AM |
49 | import org.eclipse.tracecompass.tmf.ui.widgets.timegraph.model.ITimeEvent; |
50 | import org.eclipse.tracecompass.tmf.ui.widgets.timegraph.model.ITimeGraphEntry; | |
51 | import org.eclipse.tracecompass.tmf.ui.widgets.timegraph.model.NullTimeEvent; | |
52 | import org.eclipse.tracecompass.tmf.ui.widgets.timegraph.model.TimeEvent; | |
53 | import org.eclipse.tracecompass.tmf.ui.widgets.timegraph.model.TimeGraphEntry; | |
8c684b48 | 54 | import org.eclipse.tracecompass.tmf.ui.widgets.timegraph.widgets.TimeGraphControl; |
6151d86c PT |
55 | |
56 | /** | |
57 | * Main implementation for the LTTng 2.0 kernel Resource view | |
58 | * | |
59 | * @author Patrick Tasse | |
60 | */ | |
8213a0c0 | 61 | public class ResourcesView extends AbstractStateSystemTimeGraphView { |
6151d86c PT |
62 | |
63 | /** View ID. */ | |
e363eae1 | 64 | public static final String ID = "org.eclipse.tracecompass.analysis.os.linux.views.resources"; //$NON-NLS-1$ |
6151d86c | 65 | |
4999a196 | 66 | private static final String[] FILTER_COLUMN_NAMES = new String[] { |
747adf5c | 67 | Messages.ResourcesView_stateTypeName |
4999a196 | 68 | }; |
6151d86c | 69 | |
8c684b48 MK |
70 | private MenuManager fMenuMgr = new MenuManager(); |
71 | ||
72 | private int fCurrentCpu = -1; | |
73 | ||
1cf25311 PT |
74 | // Timeout between updates in the build thread in ms |
75 | private static final long BUILD_UPDATE_TIMEOUT = 500; | |
76 | ||
6151d86c PT |
77 | // ------------------------------------------------------------------------ |
78 | // Constructors | |
79 | // ------------------------------------------------------------------------ | |
80 | ||
81 | /** | |
82 | * Default constructor | |
83 | */ | |
84 | public ResourcesView() { | |
747adf5c PT |
85 | super(ID, new ResourcesPresentationProvider()); |
86 | setFilterColumns(FILTER_COLUMN_NAMES); | |
bb447fcb | 87 | setFilterLabelProvider(new ResourcesFilterLabelProvider()); |
263c3747 | 88 | setEntryComparator(new ResourcesEntryComparator()); |
19ed6598 | 89 | setAutoExpandLevel(1); |
263c3747 PT |
90 | } |
91 | ||
92 | private static class ResourcesEntryComparator implements Comparator<ITimeGraphEntry> { | |
93 | @Override | |
94 | public int compare(ITimeGraphEntry o1, ITimeGraphEntry o2) { | |
95 | ResourcesEntry entry1 = (ResourcesEntry) o1; | |
96 | ResourcesEntry entry2 = (ResourcesEntry) o2; | |
97 | if (entry1.getType() == Type.NULL && entry2.getType() == Type.NULL) { | |
98 | /* sort trace entries alphabetically */ | |
99 | return entry1.getName().compareTo(entry2.getName()); | |
100 | } | |
101 | /* sort resource entries by their defined order */ | |
102 | return entry1.compareTo(entry2); | |
103 | } | |
bb447fcb PT |
104 | } |
105 | ||
8c684b48 MK |
106 | @Override |
107 | public void createPartControl(Composite parent) { | |
108 | super.createPartControl(parent); | |
109 | createContextMenu(); | |
110 | } | |
111 | ||
112 | private void createContextMenu() { | |
113 | fMenuMgr = new MenuManager(); | |
114 | final TimeGraphViewer timeGraphViewer = getTimeGraphViewer(); | |
115 | Menu menu = fMenuMgr.createContextMenu(timeGraphViewer.getTimeGraphControl()); | |
116 | timeGraphViewer.getTimeGraphControl().setMenu(menu); | |
117 | getTimeGraphViewer().getTimeGraphControl().addMenuDetectListener(new MenuDetectListener() { | |
118 | @Override | |
119 | public void menuDetected(MenuDetectEvent event) { | |
120 | fMenuMgr.removeAll(); | |
121 | final TimeGraphControl timeGraphControl = ResourcesView.this.getTimeGraphViewer().getTimeGraphControl(); | |
122 | Point point = timeGraphControl.toControl(event.x, event.y); | |
123 | // this is super important, it makes zoom still work. Do not try | |
124 | // to extend to the time graph area. | |
125 | if (point.x < timeGraphViewer.getNameSpace()) { | |
126 | ITimeGraphEntry item = timeGraphControl.getEntry(point); | |
127 | ||
128 | if (item instanceof ResourcesEntry) { | |
129 | ResourcesEntry resourcesEntry = (ResourcesEntry) item; | |
130 | if (resourcesEntry.getType().equals(ResourcesEntry.Type.CPU)) { | |
131 | if (fCurrentCpu >= 0) { | |
132 | fMenuMgr.add(new UnfollowCpuAction(ResourcesView.this, resourcesEntry.getId(), resourcesEntry.getTrace())); | |
133 | } else { | |
134 | fMenuMgr.add(new FollowCpuAction(ResourcesView.this, resourcesEntry.getId(), resourcesEntry.getTrace())); | |
135 | } | |
136 | } | |
137 | } | |
138 | } | |
139 | } | |
140 | }); | |
141 | } | |
142 | ||
bb447fcb PT |
143 | private static class ResourcesFilterLabelProvider extends TreeLabelProvider { |
144 | @Override | |
145 | public String getColumnText(Object element, int columnIndex) { | |
146 | ResourcesEntry entry = (ResourcesEntry) element; | |
147 | if (columnIndex == 0) { | |
148 | return entry.getName(); | |
149 | } | |
150 | return ""; //$NON-NLS-1$ | |
151 | } | |
152 | ||
6151d86c PT |
153 | } |
154 | ||
1cf25311 PT |
155 | // ------------------------------------------------------------------------ |
156 | // Internal | |
157 | // ------------------------------------------------------------------------ | |
158 | ||
6151d86c | 159 | @Override |
4999a196 GB |
160 | protected String getNextText() { |
161 | return Messages.ResourcesView_nextResourceActionNameText; | |
6151d86c PT |
162 | } |
163 | ||
6151d86c | 164 | @Override |
4999a196 GB |
165 | protected String getNextTooltip() { |
166 | return Messages.ResourcesView_nextResourceActionToolTipText; | |
fec1ac0b BH |
167 | } |
168 | ||
4999a196 GB |
169 | @Override |
170 | protected String getPrevText() { | |
171 | return Messages.ResourcesView_previousResourceActionNameText; | |
6151d86c PT |
172 | } |
173 | ||
4999a196 GB |
174 | @Override |
175 | protected String getPrevTooltip() { | |
176 | return Messages.ResourcesView_previousResourceActionToolTipText; | |
6151d86c PT |
177 | } |
178 | ||
4999a196 | 179 | @Override |
8213a0c0 PT |
180 | protected void buildEventList(ITmfTrace trace, ITmfTrace parentTrace, final IProgressMonitor monitor) { |
181 | final ITmfStateSystem ssq = TmfStateSystemAnalysisModule.getStateSystem(trace, KernelAnalysisModule.ID); | |
1cf25311 PT |
182 | if (ssq == null) { |
183 | return; | |
184 | } | |
fec1ac0b | 185 | |
1cf25311 PT |
186 | Map<Integer, ResourcesEntry> entryMap = new HashMap<>(); |
187 | TimeGraphEntry traceEntry = null; | |
188 | ||
189 | long startTime = ssq.getStartTime(); | |
190 | long start = startTime; | |
191 | setStartTime(Math.min(getStartTime(), startTime)); | |
192 | boolean complete = false; | |
193 | while (!complete) { | |
faa38350 PT |
194 | if (monitor.isCanceled()) { |
195 | return; | |
196 | } | |
1cf25311 PT |
197 | complete = ssq.waitUntilBuilt(BUILD_UPDATE_TIMEOUT); |
198 | if (ssq.isCancelled()) { | |
199 | return; | |
200 | } | |
201 | long end = ssq.getCurrentEndTime(); | |
19ed6598 MK |
202 | if (start == end && !complete) { |
203 | // when complete execute one last time regardless of end time | |
1cf25311 PT |
204 | continue; |
205 | } | |
206 | long endTime = end + 1; | |
207 | setEndTime(Math.max(getEndTime(), endTime)); | |
208 | ||
209 | if (traceEntry == null) { | |
210 | traceEntry = new ResourcesEntry(trace, trace.getName(), startTime, endTime, 0); | |
211 | List<TimeGraphEntry> entryList = Collections.singletonList(traceEntry); | |
8213a0c0 | 212 | addToEntryList(parentTrace, ssq, entryList); |
1cf25311 PT |
213 | } else { |
214 | traceEntry.updateEndTime(endTime); | |
215 | } | |
1cf25311 | 216 | List<Integer> cpuQuarks = ssq.getQuarks(Attributes.CPUS, "*"); //$NON-NLS-1$ |
19ed6598 | 217 | createCpuEntriesWithQuark(trace, ssq, entryMap, traceEntry, startTime, endTime, cpuQuarks); |
1cf25311 PT |
218 | if (parentTrace.equals(getTrace())) { |
219 | refresh(); | |
faa38350 | 220 | } |
8213a0c0 PT |
221 | final List<? extends ITimeGraphEntry> traceEntryChildren = traceEntry.getChildren(); |
222 | final long resolution = Math.max(1, (endTime - ssq.getStartTime()) / getDisplayWidth()); | |
223 | final long qStart = start; | |
224 | final long qEnd = end; | |
225 | queryFullStates(ssq, qStart, qEnd, resolution, monitor, new IQueryHandler() { | |
226 | @Override | |
227 | public void handle(List<List<ITmfStateInterval>> fullStates, List<ITmfStateInterval> prevFullState) { | |
228 | for (ITimeGraphEntry child : traceEntryChildren) { | |
19ed6598 | 229 | if (!populateEventsRecursively(fullStates, prevFullState, child).isOK()) { |
8213a0c0 PT |
230 | return; |
231 | } | |
19ed6598 MK |
232 | } |
233 | } | |
234 | ||
235 | private IStatus populateEventsRecursively(@NonNull List<List<ITmfStateInterval>> fullStates, @Nullable List<ITmfStateInterval> prevFullState, ITimeGraphEntry entry) { | |
236 | if (monitor.isCanceled()) { | |
237 | return Status.CANCEL_STATUS; | |
238 | } | |
239 | if (entry instanceof TimeGraphEntry) { | |
240 | TimeGraphEntry timeGraphEntry = (TimeGraphEntry) entry; | |
241 | List<ITimeEvent> eventList = getEventList(timeGraphEntry, ssq, fullStates, prevFullState, monitor); | |
242 | if (eventList != null) { | |
243 | for (ITimeEvent event : eventList) { | |
244 | timeGraphEntry.addEvent(event); | |
8213a0c0 | 245 | } |
a3188982 | 246 | } |
1cf25311 | 247 | } |
19ed6598 MK |
248 | for (ITimeGraphEntry child : entry.getChildren()) { |
249 | IStatus status = populateEventsRecursively(fullStates, prevFullState, child); | |
250 | if (!status.isOK()) { | |
251 | return status; | |
252 | } | |
253 | } | |
254 | return Status.OK_STATUS; | |
1cf25311 | 255 | } |
8213a0c0 | 256 | }); |
1cf25311 PT |
257 | |
258 | start = end; | |
6151d86c | 259 | } |
19ed6598 MK |
260 | |
261 | } | |
262 | ||
263 | private static void createCpuEntriesWithQuark(@NonNull ITmfTrace trace, final ITmfStateSystem ssq, Map<Integer, ResourcesEntry> entryMap, TimeGraphEntry traceEntry, long startTime, long endTime, List<Integer> cpuQuarks) { | |
264 | for (Integer cpuQuark : cpuQuarks) { | |
265 | final @NonNull String cpuName = ssq.getAttributeName(cpuQuark); | |
266 | int cpu = Integer.parseInt(cpuName); | |
267 | ResourcesEntry cpuEntry = entryMap.get(cpuQuark); | |
268 | if (cpuEntry == null) { | |
269 | cpuEntry = new ResourcesEntry(cpuQuark, trace, startTime, endTime, Type.CPU, cpu); | |
270 | entryMap.put(cpuQuark, cpuEntry); | |
271 | traceEntry.addChild(cpuEntry); | |
272 | } else { | |
273 | cpuEntry.updateEndTime(endTime); | |
274 | } | |
275 | List<Integer> irqQuarks = ssq.getQuarks(Attributes.CPUS, cpuName, Attributes.IRQS, "*"); //$NON-NLS-1$ | |
276 | createCpuInterruptEntryWithQuark(trace, ssq, entryMap, startTime, endTime, traceEntry, cpuEntry, irqQuarks, Type.IRQ); | |
277 | List<Integer> softIrqQuarks = ssq.getQuarks(Attributes.CPUS, cpuName, Attributes.SOFT_IRQS, "*"); //$NON-NLS-1$ | |
278 | createCpuInterruptEntryWithQuark(trace, ssq, entryMap, startTime, endTime, traceEntry, cpuEntry, softIrqQuarks, Type.SOFT_IRQ); | |
279 | } | |
280 | } | |
281 | ||
282 | /** | |
283 | * Create and add execution contexts to a cpu entry. Also creates an | |
284 | * aggregate entry in the root trace entry. The execution context is | |
285 | * basically what the cpu is doing in its execution stack. It can be in an | |
286 | * IRQ, Soft IRQ. MCEs, NMIs, Userland and Kernel execution is not yet | |
287 | * supported. | |
288 | * | |
289 | * @param trace | |
290 | * the trace | |
291 | * @param ssq | |
292 | * the state system | |
293 | * @param entryMap | |
294 | * the entry map | |
295 | * @param startTime | |
296 | * the start time in nanoseconds | |
297 | * @param endTime | |
298 | * the end time in nanoseconds | |
299 | * @param traceEntry | |
300 | * the trace timegraph entry | |
301 | * @param cpuEntry | |
302 | * the cpu timegraph entry (the entry under the trace entry | |
303 | * @param childrenQuarks | |
304 | * the quarks to add to cpu entry | |
305 | * @param type | |
306 | * the type of entry being added | |
307 | */ | |
308 | private static void createCpuInterruptEntryWithQuark(@NonNull ITmfTrace trace, | |
309 | final ITmfStateSystem ssq, Map<Integer, ResourcesEntry> entryMap, | |
310 | long startTime, long endTime, | |
311 | TimeGraphEntry traceEntry, ResourcesEntry cpuEntry, | |
312 | List<Integer> childrenQuarks, Type type) { | |
313 | for (Integer quark : childrenQuarks) { | |
314 | final @NonNull String resourceName = ssq.getAttributeName(quark); | |
315 | int resourceId = Integer.parseInt(resourceName); | |
316 | ResourcesEntry interruptEntry = entryMap.get(quark); | |
317 | if (interruptEntry == null) { | |
318 | interruptEntry = new ResourcesEntry(quark, trace, startTime, endTime, type, resourceId); | |
319 | entryMap.put(quark, interruptEntry); | |
320 | cpuEntry.addChild(interruptEntry); | |
321 | boolean found = false; | |
322 | for (ITimeGraphEntry rootElem : traceEntry.getChildren()) { | |
323 | if (rootElem instanceof AggregateResourcesEntry) { | |
324 | AggregateResourcesEntry aggregateInterruptEntry = (AggregateResourcesEntry) rootElem; | |
325 | if (aggregateInterruptEntry.getId() == resourceId && aggregateInterruptEntry.getType().equals(type)) { | |
326 | found = true; | |
327 | aggregateInterruptEntry.addContributor(interruptEntry); | |
ff0b7e58 MK |
328 | final AggregateResourcesEntry irqCpuEntry = new AggregateResourcesEntry(trace, cpuEntry.getName(), startTime, endTime, type, cpuEntry.getId()); |
329 | irqCpuEntry.addContributor(interruptEntry); | |
330 | aggregateInterruptEntry.addChild(irqCpuEntry); | |
19ed6598 MK |
331 | break; |
332 | } | |
333 | } | |
334 | } | |
335 | if (!found) { | |
336 | AggregateResourcesEntry aggregateInterruptEntry = new AggregateResourcesEntry(trace, startTime, endTime, type, resourceId); | |
337 | aggregateInterruptEntry.addContributor(interruptEntry); | |
ff0b7e58 MK |
338 | final AggregateResourcesEntry irqCpuEntry = new AggregateResourcesEntry(trace, cpuEntry.getName(), startTime, endTime, type, cpuEntry.getId()); |
339 | irqCpuEntry.addContributor(interruptEntry); | |
340 | aggregateInterruptEntry.addChild(irqCpuEntry); | |
19ed6598 MK |
341 | traceEntry.addChild(aggregateInterruptEntry); |
342 | } | |
343 | } else { | |
344 | interruptEntry.updateEndTime(endTime); | |
345 | } | |
346 | } | |
6151d86c PT |
347 | } |
348 | ||
4999a196 | 349 | @Override |
8213a0c0 PT |
350 | protected @Nullable List<ITimeEvent> getEventList(@NonNull TimeGraphEntry entry, ITmfStateSystem ssq, |
351 | @NonNull List<List<ITmfStateInterval>> fullStates, @Nullable List<ITmfStateInterval> prevFullState, @NonNull IProgressMonitor monitor) { | |
1d46dc38 | 352 | ResourcesEntry resourcesEntry = (ResourcesEntry) entry; |
4999a196 GB |
353 | int quark = resourcesEntry.getQuark(); |
354 | ||
8213a0c0 | 355 | if (resourcesEntry.getType().equals(Type.CPU)) { |
19ed6598 MK |
356 | return createCpuEventsList(entry, ssq, fullStates, prevFullState, monitor, quark); |
357 | } else if ((resourcesEntry.getType().equals(Type.IRQ) || resourcesEntry.getType().equals(Type.SOFT_IRQ)) && (quark >= 0)) { | |
358 | return createIrqEventsList(entry, fullStates, prevFullState, monitor, quark); | |
359 | } | |
360 | ||
361 | return null; | |
362 | } | |
363 | ||
364 | private static List<ITimeEvent> createCpuEventsList(TimeGraphEntry entry, ITmfStateSystem ssq, List<List<ITmfStateInterval>> fullStates, List<ITmfStateInterval> prevFullState, IProgressMonitor monitor, int quark) { | |
365 | List<ITimeEvent> eventList; | |
366 | int statusQuark; | |
367 | try { | |
368 | statusQuark = ssq.getQuarkRelative(quark, Attributes.STATUS); | |
369 | } catch (AttributeNotFoundException e) { | |
370 | /* | |
371 | * The sub-attribute "status" is not available. May happen if the | |
372 | * trace does not have sched_switch events enabled. | |
373 | */ | |
374 | return null; | |
375 | } | |
376 | eventList = new ArrayList<>(fullStates.size()); | |
377 | ITmfStateInterval lastInterval = prevFullState == null || statusQuark >= prevFullState.size() ? null : prevFullState.get(statusQuark); | |
378 | long lastStartTime = lastInterval == null ? -1 : lastInterval.getStartTime(); | |
379 | long lastEndTime = lastInterval == null ? -1 : lastInterval.getEndTime() + 1; | |
380 | for (List<ITmfStateInterval> fullState : fullStates) { | |
381 | if (monitor.isCanceled()) { | |
8213a0c0 PT |
382 | return null; |
383 | } | |
19ed6598 MK |
384 | if (statusQuark >= fullState.size()) { |
385 | /* No information on this CPU (yet?), skip it for now */ | |
386 | continue; | |
8213a0c0 | 387 | } |
19ed6598 MK |
388 | ITmfStateInterval statusInterval = fullState.get(statusQuark); |
389 | int status = statusInterval.getStateValue().unboxInt(); | |
390 | long time = statusInterval.getStartTime(); | |
391 | long duration = statusInterval.getEndTime() - time + 1; | |
392 | if (time == lastStartTime) { | |
393 | continue; | |
394 | } | |
395 | if (!statusInterval.getStateValue().isNull()) { | |
396 | if (lastEndTime != time && lastEndTime != -1) { | |
397 | eventList.add(new TimeEvent(entry, lastEndTime, time - lastEndTime)); | |
6151d86c | 398 | } |
19ed6598 MK |
399 | eventList.add(new TimeEvent(entry, time, duration, status)); |
400 | } else { | |
401 | eventList.add(new NullTimeEvent(entry, time, duration)); | |
6151d86c | 402 | } |
19ed6598 MK |
403 | lastStartTime = time; |
404 | lastEndTime = time + duration; | |
6151d86c | 405 | } |
19ed6598 MK |
406 | return eventList; |
407 | } | |
8213a0c0 | 408 | |
19ed6598 MK |
409 | private static List<ITimeEvent> createIrqEventsList(TimeGraphEntry entry, List<List<ITmfStateInterval>> fullStates, List<ITmfStateInterval> prevFullState, IProgressMonitor monitor, int quark) { |
410 | List<ITimeEvent> eventList; | |
411 | eventList = new ArrayList<>(fullStates.size()); | |
412 | ITmfStateInterval lastInterval = prevFullState == null || quark >= prevFullState.size() ? null : prevFullState.get(quark); | |
413 | long lastStartTime = lastInterval == null ? -1 : lastInterval.getStartTime(); | |
414 | long lastEndTime = lastInterval == null ? -1 : lastInterval.getEndTime() + 1; | |
415 | boolean lastIsNull = lastInterval == null ? false : lastInterval.getStateValue().isNull(); | |
416 | for (List<ITmfStateInterval> fullState : fullStates) { | |
417 | if (monitor.isCanceled()) { | |
418 | return null; | |
419 | } | |
420 | if (quark >= fullState.size()) { | |
421 | /* No information on this IRQ (yet?), skip it for now */ | |
422 | continue; | |
423 | } | |
424 | ITmfStateInterval irqInterval = fullState.get(quark); | |
425 | long time = irqInterval.getStartTime(); | |
426 | long duration = irqInterval.getEndTime() - time + 1; | |
427 | if (time == lastStartTime) { | |
428 | continue; | |
429 | } | |
430 | if (!irqInterval.getStateValue().isNull()) { | |
431 | int cpu = irqInterval.getStateValue().unboxInt(); | |
432 | eventList.add(new TimeEvent(entry, time, duration, cpu)); | |
433 | lastIsNull = false; | |
434 | } else { | |
435 | if (lastEndTime != time && lastIsNull) { | |
436 | /* | |
437 | * This is a special case where we want to show IRQ_ACTIVE | |
438 | * state but we don't know the CPU (it is between two null | |
439 | * samples) | |
440 | */ | |
441 | eventList.add(new TimeEvent(entry, lastEndTime, time - lastEndTime, -1)); | |
442 | } | |
443 | eventList.add(new NullTimeEvent(entry, time, duration)); | |
444 | lastIsNull = true; | |
445 | } | |
446 | lastStartTime = time; | |
447 | lastEndTime = time + duration; | |
448 | } | |
6151d86c PT |
449 | return eventList; |
450 | } | |
451 | ||
8c684b48 MK |
452 | /** |
453 | * Signal handler for a cpu selected signal. | |
454 | * | |
455 | * @param signal | |
456 | * the cpu selected signal | |
457 | * @since 2.0 | |
458 | */ | |
459 | @TmfSignalHandler | |
460 | public void listenToCpu(TmfCpuSelectedSignal signal) { | |
461 | if (signal.getCore() >= 0) { | |
462 | fCurrentCpu = signal.getCore(); | |
463 | } else { | |
464 | fCurrentCpu = -1; | |
465 | } | |
466 | } | |
467 | ||
6151d86c | 468 | } |