org.eclipse.tracecompass.analysis.os.linux.core/src/org/eclipse/tracecompass/analysis/os/linux/core/kernelanalysis/StateValues.java

   1 /*******************************************************************************
   2  * Copyright (c) 2012, 2015 Ericsson
   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  *   Alexandre Montplaisir - Initial API and implementation
  11  ******************************************************************************/
  12
  13 package org.eclipse.tracecompass.analysis.os.linux.core.kernelanalysis;
  14
  15 import org.eclipse.tracecompass.statesystem.core.statevalue.ITmfStateValue;
  16 import org.eclipse.tracecompass.statesystem.core.statevalue.TmfStateValue;
  17
  18 /**
  19  * State values that are used in the kernel event handler. It's much better to
  20  * use integer values whenever possible, since those take much less space in the
  21  * history file.
  22  *
  23  * @author Alexandre Montplaisir
  24  */
  25 @SuppressWarnings("javadoc")
  26 public interface StateValues {
  27
  28     /* CPU Status */
  29     int CPU_STATUS_IDLE = 0;
  30     int CPU_STATUS_RUN_USERMODE = 1;
  31     int CPU_STATUS_RUN_SYSCALL = 2;
  32     int CPU_STATUS_IRQ = 3;
  33     int CPU_STATUS_SOFTIRQ = 4;
  34
  35     ITmfStateValue CPU_STATUS_IDLE_VALUE = TmfStateValue.newValueInt(CPU_STATUS_IDLE);
  36     ITmfStateValue CPU_STATUS_RUN_USERMODE_VALUE = TmfStateValue.newValueInt(CPU_STATUS_RUN_USERMODE);
  37     ITmfStateValue CPU_STATUS_RUN_SYSCALL_VALUE = TmfStateValue.newValueInt(CPU_STATUS_RUN_SYSCALL);
  38     ITmfStateValue CPU_STATUS_IRQ_VALUE = TmfStateValue.newValueInt(CPU_STATUS_IRQ);
  39     ITmfStateValue CPU_STATUS_SOFTIRQ_VALUE = TmfStateValue.newValueInt(CPU_STATUS_SOFTIRQ);
  40
  41     /* Process status */
  42     int PROCESS_STATUS_UNKNOWN = 0;
  43     int PROCESS_STATUS_WAIT_BLOCKED = 1;
  44     int PROCESS_STATUS_RUN_USERMODE = 2;
  45     int PROCESS_STATUS_RUN_SYSCALL = 3;
  46     int PROCESS_STATUS_INTERRUPTED = 4;
  47     int PROCESS_STATUS_WAIT_FOR_CPU = 5;
  48     /**
  49      * @since 1.0
  50      */
  51     int PROCESS_STATUS_WAIT_UNKNOWN = 6;
  52
  53     ITmfStateValue PROCESS_STATUS_UNKNOWN_VALUE = TmfStateValue.newValueInt(PROCESS_STATUS_UNKNOWN);
  54     /**
  55      * @since 1.0
  56      */
  57     ITmfStateValue PROCESS_STATUS_WAIT_UNKNOWN_VALUE = TmfStateValue.newValueInt(PROCESS_STATUS_WAIT_UNKNOWN);
  58     ITmfStateValue PROCESS_STATUS_WAIT_BLOCKED_VALUE = TmfStateValue.newValueInt(PROCESS_STATUS_WAIT_BLOCKED);
  59     ITmfStateValue PROCESS_STATUS_RUN_USERMODE_VALUE = TmfStateValue.newValueInt(PROCESS_STATUS_RUN_USERMODE);
  60     ITmfStateValue PROCESS_STATUS_RUN_SYSCALL_VALUE = TmfStateValue.newValueInt(PROCESS_STATUS_RUN_SYSCALL);
  61     ITmfStateValue PROCESS_STATUS_INTERRUPTED_VALUE = TmfStateValue.newValueInt(PROCESS_STATUS_INTERRUPTED);
  62     ITmfStateValue PROCESS_STATUS_WAIT_FOR_CPU_VALUE = TmfStateValue.newValueInt(PROCESS_STATUS_WAIT_FOR_CPU);
  63
  64     /* SoftIRQ-specific stuff. -1: null/disabled, >= 0: running on that CPU */
  65     int SOFT_IRQ_RAISED = -2;
  66
  67     ITmfStateValue SOFT_IRQ_RAISED_VALUE = TmfStateValue.newValueInt(SOFT_IRQ_RAISED);
  68 }