1 /*

     2  * Copyright (c) 2007-2010 Nokia Corporation and/or its subsidiary(-ies). 

     3  * All rights reserved.

     4  * This component and the accompanying materials are made available

     5  * under the terms of "Eclipse Public License v1.0"

     6  * which accompanies this distribution, and is available

     7  * at the URL "http://www.eclipse.org/legal/epl-v10.html".

     8  *

     9  * Initial Contributors:

    10  * Nokia Corporation - initial contribution.

    11  *

    12  * Contributors:

    13  *

    14  * Description:

    15  *

    16  * TraceViewer Constants

    17  *

    18  */

    19 package com.nokia.traceviewer.engine;

    20 

    21 /**

    22  * BTrace Constants

    23  */

    24 public interface BTraceConstants {

    25 

    26 	/**

    27 	 * Header 2 present bit

    28 	 */

    29 	static final int HEADER2_PRESENT_BIT = 0;

    30 

    31 	/**

    32 	 * Timestamp present bit

    33 	 */

    34 	static final int TIMESTAMP_PRESENT_BIT = 1;

    35 

    36 	/**

    37 	 * Timestamp2 present bit

    38 	 */

    39 	static final int TIMESTAMP2_PRESENT_BIT = 2;

    40 

    41 	/**

    42 	 * Context ID present bit

    43 	 */

    44 	static final int CONTEXT_ID_PRESENT_BIT = 3;

    45 

    46 	/**

    47 	 * Program counter present bit

    48 	 */

    49 	static final int PROGRAM_COUNTER_PRESENT_BIT = 4;

    50 

    51 	/**

    52 	 * Extra value present bit

    53 	 */

    54 	static final int EXTRA_VALUE_PRESENT_BIT = 5;

    55 

    56 	/**

    57 	 * Record truncated bit

    58 	 */

    59 	static final int RECORD_TRUNCATED_BIT = 6;

    60 

    61 	/**

    62 	 * Record missing bit

    63 	 */

    64 	static final int RECORD_MISSING_BIT = 7;

    65 

    66 	/**

    67 	 * Length of a single variable

    68 	 */

    69 	static final int BTRACE_VARIABLE_LENGTH = 4;

    70 

    71 	/**

    72 	 * Length of BTrace header

    73 	 */

    74 	static final int BTRACE_HEADER_LENGTH = 4;

    75 

    76 	/**

    77 	 * Number of flags

    78 	 */

    79 	static final int FLAGS_LENGTH = 8;

    80 

    81 	/**

    82 	 * Mask to get CPU ID from BTrace Header 2

    83 	 */

    84 	static final int CPU_ID_MASK = 0xfff << 20;

    85 

    86 	/**

    87 	 * Shift to get CPU ID from BTrace Header 2

    88 	 */

    89 	static final int CPU_ID_SHIFT = 20;

    90 

    91 	/**

    92 	 * Mask to get MultiPart ID from BTrace Header 2

    93 	 */

    94 	static final int MULTIPART_MASK = 3 << 0;

    95 

    96 }