debuggercdi/com.nokia.carbide.cpp.debug.crashdebugger/html/DebuggingInformation/CrashDebuggerInfoAboutKernel.guide03.html
author timkelly
Mon, 26 Jul 2010 11:32:21 -0500
branchC3_BUILDER_WORK
changeset 1681 6636e8c75e66
parent 1024 48b401835d0a
permissions -rw-r--r--
Fix problem with sbs config xml parsing. Make sure to trim error message to avoid erroneously adding an error when there is none. Fix problem with adding system includes for variants.
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
0
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
     1
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
     2
	"http://www.w3.org/TR/html4/loose.dtd">
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
     3
	<html><head>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
     4
	<title>Current Thread State</title>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
     5
	<link href="sysdoc-eclipse.css" type="text/css" rel="stylesheet" media="screen">
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
     6
	<link href="sysdoc-eclipse.css" type="text/css" rel="stylesheet" media="print">
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
     7
	<link href="../../book.css" type="text/css" rel="stylesheet" >
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
     8
    <style type="text/css">
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
     9
<!--
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
    10
.style14 {font-weight: bold}
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
    11
-->
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
    12
    </style>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
    13
	<div class="Head1">
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
    14
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
    15
<h2>Current Thread State</h2>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
    16
</div>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
    17
<div>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
    18
<p>The current thread is the thread that was executing when the fault
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
    19
occurred. The 23 lines starting at line 10 of the output gives information
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
    20
relating to the current thread:</p>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
    21
<p class="listing">TheCurrentThread=64039408<br>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
    22
  THREAD at 64039408 VPTR=f803423c AccessCount=3 Owner=64038d5c<br>Full name test2.exe::Main<br>Thread MState READY<br>Default priority 16 WaitLink Priority 16<br>ExitInfo 2,100,USER<br>Flags 00000004, Handles 640330bc<br>Supervisor stack base 6571f000 size 1000<br>User stack base 00402000 size 2000<br>Id=26, Alctr=00600000, Created alctr=00600000, Frame=00000000<br>Trap handler=00000000, ActiveScheduler=00000000, Exception handler=00000000<br>TempObj=00000000 TempAlloc=00000000 IpcCount=00000000<br>NThread @ 640396b0 Pri 16 NState READY<br>Next=640396b0 Prev=640396b0 Att=03 iUserContextType=0b<br>HeldFM=00000000 WaitFM=00000000 AddrSp=64038d5c<br>Time=17 Timeslice=20 ReqCount=0<br>SuspendCount=0 CsCount=1 CsFunction=fffffffe<br>SavedSP=6571ff34 ExtraContext=00000000 ExtraContextSize=0000<br>DACR 63990000<br>R13_USR 6571ff88 R14_USR f8025bc0 SPSR_SVC 10000004<br>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
    23
R4 f8033794  R5 64039408  R6 640396b0  R7 f8028518<br>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
    24
R8 640396b0  R9 640396b0 R10 00000000 R11 f80284d8<br>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
    25
PC 00000000</p>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
    26
<ul>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
    27
<li>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
    28
<p><b><a href="CrashDebuggerInfoAboutKernel.guide03.html" title="Extracting information about the kernel / Current thread state / Thread object and access count">Thread object and access count</a></b></p>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
    29
</li>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
    30
<li class="style14">
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
    31
<p><a href="CrashDebuggerInfoAboutKernel.guide03.html#debugging%2einfo%2dabout%2dkernel%2ethread%2dstate%2ename" title="Extracting information about the kernel / Current thread state / The thread name">The thread name</a></p>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
    32
</li>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
    33
<li class="style14">
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
    34
<p><a href="CrashDebuggerInfoAboutKernel.guide03.html#debugging%2einfo%2dabout%2dkernel%2ethread%2dstate%2estate" title="Extracting information about the kernel / Current thread state / The thread state, exit information, priority">The thread state, exit information, priority</a></p>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
    35
</li>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
    36
<li class="style14">
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
    37
<p><a href="CrashDebuggerInfoAboutKernel.guide03.html#debugging%2einfo%2dabout%2dkernel%2ethread%2dstate%2eflags" title="Extracting information about the kernel / Current thread state / Thread flags">Thread flags</a></p>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
    38
</li>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
    39
<li class="style14">
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
    40
<p><a href="CrashDebuggerInfoAboutKernel.guide03.html#debugging%2einfo%2dabout%2dkernel%2ethread%2dstate%2ehandles" title="Extracting information about the kernel / Current thread state / Handles">Handles</a></p>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
    41
</li>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
    42
<li class="style14">
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
    43
<p><a href="CrashDebuggerInfoAboutKernel.guide03.html#debugging%2einfo%2dabout%2dkernel%2ethread%2dstate%2estack%2dadrs" title="Extracting information about the kernel / Current thread state / Kernel &amp; user stack addresses">Kernel &amp; user stack addresses</a></p>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
    44
</li>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
    45
<li class="style14">
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
    46
<p><a href="CrashDebuggerInfoAboutKernel.guide03.html#debugging%2einfo%2dabout%2dkernel%2ethread%2dstate%2ethreadid" title="Extracting information about the kernel / Current thread state / Thread id, RAllocator instances, trap frame">Thread id, RAllocator instances, trap frame</a></p>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
    47
</li>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
    48
<li class="style14">
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
    49
<p><a href="CrashDebuggerInfoAboutKernel.guide03.html#debugging%2einfo%2dabout%2dkernel%2ethread%2dstate%2etrap%2dhandler" title="Extracting information about the kernel / Current thread state / Trap handler, active scheduler, user-side exception handler">Trap handler, active scheduler and user-side exception handler</a></p>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
    50
</li>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
    51
<li class="style14">
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
    52
<p><a href="CrashDebuggerInfoAboutKernel.guide03.html#debugging%2einfo%2dabout%2dkernel%2ethread%2dstate%2etemp" title="Extracting information about the kernel / Current thread state / Temporary object, temporary allocation, IPC count">Temporary object, temporary allocation, IPC count</a></p>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
    53
</li>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
    54
<li class="style14">
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
    55
<p><a href="CrashDebuggerInfoAboutKernel.guide03.html#debugging%2einfo%2dabout%2dkernel%2ethread%2dstate%2enthread" title="Extracting information about the kernel / Current thread state / Underlying nanokernel thread">Underlying nanokernel thread</a></p>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
    56
</li>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
    57
<li class="style14">
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
    58
<p><a href="CrashDebuggerInfoAboutKernel.guide03.html#debugging%2einfo%2dabout%2dkernel%2ethread%2dstate%2efast%2dmutexes" title="Extracting information about the kernel / Current thread state / Fast mutexes">Fast mutexes</a></p>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
    59
</li>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
    60
<li>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
    61
<p><b><a href="CrashDebuggerInfoAboutKernel.guide03.html#debugging%2einfo%2dabout%2dkernel%2ethread%2dstate%2etiming" title="Extracting information about the kernel / Current thread state / Timing, request semaphore count">Timing, request semaphore count</a></b></p>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
    62
</li>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
    63
</ul>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
    64
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
    65
</div>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
    66
<div class="Head3">
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
    67
<h3><span class="Bodytext"><a name="debugging%2einfo%2dabout%2dkernel%2ethread%2dstate%2ethread%2dobject"></a></span>Thread object and access count</h3>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
    68
</div><div>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
    69
<p class="CodeBlock">THREAD at 64039408 VPTR=f803423c AccessCount=3 Owner=64038d5c</p>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
    70
<p>The THread at field contains a pointer to the
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
    71
DThread object representing the thread.</p>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
    72
<p>The AccessCount field contains the reference count
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
    73
on the thread object.</p>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
    74
<p>The owner field contains a pointer to the object
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
    75
that owns this DThread object.</p>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
    76
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
    77
</div>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
    78
<div class="Head3">
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
    79
<h3><span class="Bodytext"><a name="debugging%2einfo%2dabout%2dkernel%2ethread%2dstate%2ename"></a></span>The thread name</h3>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
    80
</div><div>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
    81
<p class="CodeBlock">Full name test2.exe::Main</p>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
    82
<p>The thread name is the part after the colons. The part before the
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
    83
colons is the process name. This means that the thread is called
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
    84
<b>Main</b> inside the process <b>test2.exe</b>.</p>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
    85
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
    86
</div>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
    87
<div class="Head3">
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
    88
<h3><span class="Bodytext"><a name="debugging%2einfo%2dabout%2dkernel%2ethread%2dstate%2estate"></a></span>The thread state, exit information, priority</h3>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
    89
</div><div>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
    90
<p class="CodeBlock">Thread MState READY<br>Default priority 16 WaitLink Priority 16<br>ExitInfo 2,100,USER</p>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
    91
<p>The information that characterises the thread exit is described
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
    92
by ExitInfo; this is shown as exit type, exit reason and exit
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
    93
category. In this example:</p>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
    94
<ul>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
    95
<li>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
    96
<p>the thread has panicked, as indicated by: <b>exit type
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
    97
2</b>; See also TExitType.</p>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
    98
</li>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
    99
<li>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   100
<p>the panic category was: <b>USER</b></p>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   101
</li>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   102
<li>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   103
<p>the panic number was:<b>100</b></p>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   104
</li>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   105
<li>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   106
<p>the thread was running or it was in a ready-to-run state:
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   107
<b>MState READY</b></p>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   108
</li>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   109
</ul>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   110
<p>The priority shown is for the underlying thread, see also
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   111
<a href="CrashDebugger_cmd_m.guide.html" title="Process, thread, stack and memory useful information / Process and thread priorities">Process and thread priorities</a>.</p>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   112
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   113
</div>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   114
<div class="Head3">
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   115
<h3><span class="Bodytext"><a name="debugging%2einfo%2dabout%2dkernel%2ethread%2dstate%2eflags"></a></span>Thread flags</h3>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   116
</div><div>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   117
<p class="CodeBlock">Flags 00000004, Handles 640330bc</p>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   118
<p>The Flags field contains information about the state
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   119
of the thread. The possible values in this field are defined by the
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   120
KThread... constants in u32std.h. While the symbols
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   121
are internal to Symbian OS, the following table summarises the values and their
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   122
meaning.</p>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   123
<table cellpadding="1" border="0" cellspacing="0"><tr><td
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   124
class="TableWrap"><table cellpadding="5" cellspacing="1"
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   125
border="0"><tr valign="top"><td class="Cell">
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   126
<p><b>Symbol</b></p></td><td class="Cell">
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   127
<p><b>Value</b></p></td><td class="Cell">
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   128
<p><b>Meaning</b></p></td></tr>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   129
<tr valign="top"><td class="Cell">
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   130
<p>KThreadFlagProcessCritical</p></td><td class="Cell">
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   131
<p>0x00000001</p></td><td class="Cell">
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   132
<p>A thread panic causes the process to
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   133
panic.</p></td></tr>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   134
<tr valign="top"><td class="Cell">
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   135
<p>KThreadFlagProcessPermanent</p></td><td class="Cell">
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   136
<p>0x00000002</p></td><td class="Cell">
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   137
<p>If the thread exits for any reason, then this causes the
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   138
process to exit.</p></td></tr>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   139
<tr valign="top"><td class="Cell">
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   140
<p>KThreadFlagSystemCritical</p></td><td class="Cell">
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   141
<p>0x00000004</p></td><td class="Cell">
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   142
<p>If the thread panics, then this causes the entire system to
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   143
reboot.</p></td></tr>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   144
<tr valign="top"><td class="Cell">
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   145
<p>KThreadFlagSystemPermanent</p></td><td class="Cell">
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   146
<p>0x00000008</p></td><td class="Cell">
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   147
<p>If the thread exits for any reason, then this causes the
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   148
entire system to reboot.</p></td></tr>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   149
<tr valign="top"><td class="Cell">
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   150
<p>KThreadFlagOriginal</p></td><td class="Cell">
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   151
<p>0x00000010</p></td><td class="Cell">
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   152
<p>Reserved for future use.</p></td></tr>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   153
<tr valign="top"><td class="Cell">
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   154
<p>KThreadFlagLastChance</p></td><td class="Cell">
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   155
<p>0x00000020</p></td><td class="Cell">
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   156
<p>Set if the thread is currently handling an
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   157
exception.</p></td></tr>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   158
</table></td></tr></table>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   159
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   160
</div>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   161
<div class="Head3">
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   162
<h3><span class="Bodytext"><a name="debugging%2einfo%2dabout%2dkernel%2ethread%2dstate%2ehandles"></a></span>Handles</h3>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   163
</div><div>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   164
<p class="CodeBlock">Flags 00000004, Handles 640330bc</p>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   165
<p>The Handles field contains the address of a
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   166
DObjectIx object that contains the handles owned by the
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   167
thread.</p>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   168
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   169
</div>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   170
<div class="Head3">
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   171
<h3><span class="Bodytext"><a name="debugging%2einfo%2dabout%2dkernel%2ethread%2dstate%2estack%2dadrs"></a></span>Kernel &amp; user stack addresses</h3>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   172
</div><div>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   173
<p class="CodeBlock">Supervisor stack base 6571f000 size 1000<br>User stack base 00402000 size 2000</p>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   174
<p>These fields give the base address and size, in bytes, of the
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   175
kernel and user stacks respectively.</p>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   176
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   177
</div>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   178
<div class="Head3">
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   179
<h3><span class="Bodytext"><a name="debugging%2einfo%2dabout%2dkernel%2ethread%2dstate%2ethreadid"></a></span>Thread id, RAllocator instances, trap frame</h3>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   180
</div><div>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   181
<p class="CodeBlock">Id=26, Alctr=00600000, Created alctr=00600000, Frame=00000000</p>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   182
<p>The Id field contains the thread id.</p>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   183
<p>The Alctr field contains a pointer to the current RAllocator instance used for heap allocation.</p>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   184
<p>The Created alctr field contains a pointer to the
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   185
original RAllocator instance used for heap allocation.
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   186
This may be different from the current instance if User::SwitchAllocator() has been called.</p>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   187
<p>The Frame field contains a pointer to the current
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   188
trap frame, an instance of the TTrap class, on the cleanup
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   189
stack.</p>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   190
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   191
</div>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   192
<div class="Head3">
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   193
<h3><span class="Bodytext"><a name="debugging%2einfo%2dabout%2dkernel%2ethread%2dstate%2etrap%2dhandler"></a></span>Trap handler, active scheduler, user-side exception
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   194
handler</h3>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   195
</div><div>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   196
<p class="CodeBlock">Trap handler=00000000, ActiveScheduler=00000000, Exception handler=00000000</p>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   197
<p>The Trap handler field contains a pointer to the
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   198
current trap handler, an instance of TTrapHandler, for the
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   199
cleanup stack.</p>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   200
<p>The ActiveScheduler field contains a pointer to the
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   201
current active scheduler.</p>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   202
<p> The Exception handler field contains a pointer to
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   203
the current user-side exception handler.</p>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   204
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   205
</div>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   206
<div class="Head3">
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   207
<h3><span class="Bodytext"><a name="debugging%2einfo%2dabout%2dkernel%2ethread%2dstate%2etemp"></a></span>Temporary object, temporary allocation, IPC
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   208
count</h3>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   209
</div><div>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   210
<p class="CodeBlock">TempObj=00000000 TempAlloc=00000000 IpcCount=00000000</p>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   211
<p>The Tempobj field contains a pointer to an instance
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   212
of a DObject derived class that must be closed when the
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   213
thread terminates.</p>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   214
<p>The TempAlloc field contains a pointer to a kernel
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   215
heap cell that must be freed when the thread terminates. Both this and
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   216
Tempobj are used to avoid leaks if the thread terminates
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   217
unexpectedly.</p>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   218
<p>The IpcCount field contains the number of messages
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   219
currently queued to this thread.</p>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   220
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   221
</div>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   222
<div class="Head3">
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   223
<h3><span class="Bodytext"><a name="debugging%2einfo%2dabout%2dkernel%2ethread%2dstate%2enthread"></a></span>Underlying nanokernel thread</h3>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   224
</div><div>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   225
<p class="CodeBlock">NThread @ 640396b0 Pri 16 NState READY<br>Next=640396b0 Prev=640396b0 Att=03 iUserContextType=0b</p>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   226
<p>The NThread field contains a pointer to the
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   227
underlying nanokernel thread object, an instance of the
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   228
NThread class.</p>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   229
<p>The Pri field contains the current priority of the
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   230
underlying nanokernel thread.</p>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   231
<p> The NState field shows the current state of the
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   232
underlying nanokernel thread. Note that this state is often referred to as the
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   233
N-state, as compared to the to M-state, the state of a Symbian OS thread. See
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   234
the <a href="CrashDebugger_cmd_m.guide.html" title="Process, thread, stack and memory useful information / Thread state summary">Thread state summary</a>.</p>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   235
<p>The Next field points to the next nanokernel thread
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   236
object.</p>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   237
<p>The Prev field points to the previous nanokernel
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   238
thread object.</p>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   239
<p>The Att field contains the nanokernel thread
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   240
attributes, which is an 8-bit mask that controls how the thread is scheduled in
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   241
certain cases. Two attributes are defined:</p><table cellpadding="1" border="0" cellspacing="0"><tr><td
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   242
class="TableWrap"><table cellpadding="5" cellspacing="1"
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   243
border="0"><tr valign="top"><td class="Cell">
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   244
<p> KThreadAttImplicitSystemLock</p></td><td class="Cell">
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   245
<p> This attribute signifies that the thread may not be
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   246
scheduled if another thread currently holds the system lock, unless the the
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   247
former thread holds another fast mutex. This attribute is used in implementing
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   248
address space switching in the moving memory model and also in implementing
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   249
change of user context in order to allow exceptions to be raised on other
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   250
threads.</p></td></tr><tr valign="top"><td class="Cell">
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   251
<p>KThreadAttAddressSpace</p></td><td class="Cell">
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   252
<p>This attribute signifies that the thread may require a
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   253
change of address space to schedule it. This attribute is used in conjunction
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   254
with the thread&#8217;s iAddressSpace field; if this does not match the
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   255
scheduler&#8217;s iAddressSpace field at the point where the thread is
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   256
scheduled an address space switch will occur. Note that this is not required if
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   257
the address space change is limited to the ARM domain permissions since these
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   258
are saved and restored as part of the thread context.</p></td></tr></table></td></tr></table>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   259
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   260
</div>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   261
<div class="Head3">
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   262
<h3><span class="Bodytext"><a name="debugging%2einfo%2dabout%2dkernel%2ethread%2dstate%2efast%2dmutexes"></a></span>Fast mutexes</h3>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   263
</div><div>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   264
<p class="CodeBlock">HeldFM=00000000 WaitFM=00000000 AddrSp=64038d5c</p>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   265
<p>The HeldFM field contains a pointer to the fast
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   266
mutex held by this thread; this is NULL if no fast mutext was held.</p>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   267
<p>The WaitFM field contains a pointer to the fast
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   268
mutex that this thread was waiting on; this is NULL if this thread was not
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   269
waiting on a fast mutex.</p>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   270
<p>The AddrSp field is the address space identifier
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   271
used by the scheduler to determine whether an address space change is required
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   272
when scheduling in a new thread.</p>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   273
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   274
</div>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   275
<div class="Head3">
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   276
<h3><span class="Bodytext"><a name="debugging%2einfo%2dabout%2dkernel%2ethread%2dstate%2etiming"></a></span>Timing, request semaphore count</h3>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   277
</div><div>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   278
<p class="CodeBlock">Time=17 Timeslice=20 ReqCount=0</p>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   279
<p>The Time field contains the number of nanokernel
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   280
ticks, usually in milliseconds, to go before the thread is preempted.</p>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   281
<p>The Timeslice field contains the maximum number of
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   282
ticks for which the thread can run before being preempted.</p>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   283
<p>The ReqCount contains the request semaphore counter.
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   284
If the value is negative, then the thread is blocked waiting for a request to
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   285
complete; if it is positive, then one or more requests have completed.</p>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   286
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   287
</div><div class="Head3">
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   288
<h3><span class="Bodytext"><a name="debugging%2einfo%2dabout%2dkernel%2ethread%2dstate%2esuspend"></a></span>Suspend count, critical section counter, register
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   289
values</h3>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   290
</div>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   291
<div>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   292
<p class="CodeBlock">SuspendCount=0 CsCount=1 CsFunction=fffffffe<br>SavedSP=6571ff34 ExtraContext=00000000 ExtraContextSize=0000<br>DACR 63990000<br>R13_USR 6571ff88 R14_USR f8025bc0 SPSR_SVC 10000004<br>&nbsp;R4 f8033794  R5 64039408  R6 640396b0  R7 f8028518<br>&nbsp;R8 640396b0  R9 640396b0 R10 00000000 R11 f80284d8<br>&nbsp;PC 00000000</p>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   293
<p>The SuspendCount field contains the number of times
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   294
that the thread has been suspended.</p>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   295
<p>The CsCount field critical section counter. When
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   296
this value is greater than zero, then the thread is in a critical section and
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   297
cannot be suspended or killed.</p>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   298
<p>The remaining content is a list of register values. <em>Note
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   299
that they are not the register values when the thread panicked.</em> They are
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   300
the values in the registers the last time that this thread was
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   301
pre-empted.</p>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   302
</div>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   303
<h5>Related tasks</h5>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   304
<ul>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   305
  <li><a href="CrashDebuggerInfoAboutKernel.guide.html">Extracting Kernel Information</a> </li>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   306
  <li><a href="CrashDebuggerInfoAboutKernel.guide02.html">Scheduler State</a></li>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   307
  <li><a href="CrashDebuggerInfoAboutKernel.guide04.html">Current Process State</a></li>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   308
  <li><a href="CrashDebuggerInfoAboutKernel.guide05.html">Current Data Section Process</a></li>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   309
</ul>
1024
48b401835d0a synched 2.5 and 3.0 pages
fturovic <frank.turovich@nokia.com>
parents: 0
diff changeset
   310
<div id="footer">Copyright &copy; 2010 Nokia Corporation and/or its subsidiary(-ies). All rights reserved. <br>License: <a href="http://www.eclipse.org/legal/epl-v10.html">http://www.eclipse.org/legal/epl-v10.html</a></div>
0
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   311
	   </body>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   312
	   </html>
fb279309251b DP tools release version Revision: 200912
Deepak Modgil <Deepak.Modgil@Nokia.com>
parents:
diff changeset
   313