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/*******************************************************************************
* Copyright (c) 2010 Ericsson
*
* All rights reserved. This program and the accompanying materials are
* made available under the terms of the Eclipse Public License v1.0 which
* accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Bernd Hufmann - Initial API and implementation
*******************************************************************************/
package org.eclipse.linuxtools.lttng;
/**
* <b><u>LttngConstants</u></b>
* <p>
* Declaration of LTTng specific constants.
* <p>
*/
public class LttngConstants {
/**
* <h4>Number of bits of an integer to be used for statistic node identifier. </h4>
*/
public static final int STATS_ID_SHIFT = 28;
/**
* <h4>Maximum number of trace ids to be created, before wrapping around to 0. </h4>
* Note that there is a tight coupling to STATS_ID_SHIFT, because the trace id is
* also used for statistics node identification.
*/
public static final int MAX_NUMBER_OF_TRACES_ID = (1 << STATS_ID_SHIFT) - 1;
public static final int STATS_ID_MASK = MAX_NUMBER_OF_TRACES_ID;
/**
* <h4>Statistic node identifier for unknown/none kernel submode. </h4>
*/
public static final int STATS_NONE_ID = 0x1 << STATS_ID_SHIFT;
/**
* <h4>Statistic node identifier for IRQ kernel submodes. </h4>
*/
public static final int STATS_IRQ_NAME_ID = 0x2 << STATS_ID_SHIFT;
/**
* <h4>Statistic node identifier for soft IRQ kernel submodes. </h4>
*/
public static final int STATS_SOFT_IRQ_NAME_ID = 0x3 << STATS_ID_SHIFT;
/**
* <h4>Statistic node identifier for sys_call kernel submodes.</h4>
*/
public static final int STATS_SYS_CALL_NAME_ID = 0x4 << STATS_ID_SHIFT;
/**
* <h4>Statistic node identifier for trab kernel submodes. </h4>
*/
public static final int STATS_TRAP_NAME_ID = 0x5 << STATS_ID_SHIFT;
/**
* <h4>Statistic node identifier for the trace. </h4>
*/
public static final int STATS_TRACE_NAME_ID = 0x6 << STATS_ID_SHIFT;
/**
* <h4>Statistic node identifier for the CPU IDs. </h4>
*/
public static final int STATS_CPU_ID = 0x7 << STATS_ID_SHIFT;
/**
* <h4>Statistic node identifier for the kernel modes. </h4>
*/
public static final int STATS_MODE_ID = 0x8 << STATS_ID_SHIFT;
/**
* <h4>Statistic node identifier for the kernel function IDs. </h4>
*/
public static final int STATS_FUNCTION_ID = 0x9 << STATS_ID_SHIFT;
/**
* <h4>Statistic node identifier for the process IDs. </h4>
*/
public static final int STATS_PROCESS_ID = 0xA << STATS_ID_SHIFT;
/**
* <h4>Statistic node identifier for the event types. </h4>
*/
public static final int STATS_TYPE_ID = 0xB << STATS_ID_SHIFT;
/**
* <h4>Statistic node identifier for the event types. </h4>
*/
public static final int STATS_CATEGORY_ID = 0xC << STATS_ID_SHIFT;
/**
* <h4>Background requests block size </h4>
*/
public static final int DEFAULT_BLOCK_SIZE = 50000;
}
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