iokit/Kernel/IOKitDebug.cpp

   1 /*
   2  * Copyright (c) 1998-2000 Apple Computer, Inc. All rights reserved.
   3  *
   4  * @APPLE_LICENSE_HEADER_START@
   5  *
   6  * Copyright (c) 1999-2003 Apple Computer, Inc.  All Rights Reserved.
   7  *
   8  * This file contains Original Code and/or Modifications of Original Code
   9  * as defined in and that are subject to the Apple Public Source License
  10  * Version 2.0 (the 'License'). You may not use this file except in
  11  * compliance with the License. Please obtain a copy of the License at
  12  * http://www.opensource.apple.com/apsl/ and read it before using this
  13  * file.
  14  *
  15  * The Original Code and all software distributed under the License are
  16  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  17  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  18  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  19  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
  20  * Please see the License for the specific language governing rights and
  21  * limitations under the License.
  22  *
  23  * @APPLE_LICENSE_HEADER_END@
  24  */
  25 /*
  26  * Copyright (c) 1998 Apple Computer, Inc.  All rights reserved.
  27  *
  28  * HISTORY
  29  *
  30  */
  31
  32 #include <IOKit/IOKitDebug.h>
  33 #include <IOKit/IOLib.h>
  34 #include <IOKit/assert.h>
  35 #include <IOKit/IODeviceTreeSupport.h>
  36 #include <IOKit/IOService.h>
  37
  38 #include <libkern/c++/OSContainers.h>
  39 #include <libkern/c++/OSCPPDebug.h>
  40
  41 extern "C" {
  42
  43 SInt64          gIOKitDebug
  44 #ifdef IOKITDEBUG
  45                             = IOKITDEBUG
  46 #endif
  47 ;
  48
  49 int             debug_malloc_size;
  50 int             debug_iomalloc_size;
  51 int             debug_container_malloc_size;
  52 // int          debug_ivars_size; // in OSObject.cpp
  53
  54 void IOPrintPlane( const IORegistryPlane * plane )
  55 {
  56     IORegistryEntry *           next;
  57     IORegistryIterator *        iter;
  58     OSOrderedSet *              all;
  59     char                        format[] = "%xxxs";
  60     IOService *                 service;
  61
  62     iter = IORegistryIterator::iterateOver( plane );
  63     assert( iter );
  64     all = iter->iterateAll();
  65     if( all) {
  66         IOLog("Count %d\n", all->getCount() );
  67         all->release();
  68     } else
  69         IOLog("Empty\n");
  70
  71     iter->reset();
  72     while( (next = iter->getNextObjectRecursive())) {
  73         sprintf( format + 1, "%ds", 2 * next->getDepth( plane ));
  74         IOLog( format, "");
  75         IOLog( "\033[33m%s", next->getName( plane ));
  76         if( (next->getLocation( plane )))
  77             IOLog("@%s", next->getLocation( plane ));
  78         IOLog("\033[0m <class %s", next->getMetaClass()->getClassName());
  79         if( (service = OSDynamicCast(IOService, next)))
  80             IOLog(", busy %ld", service->getBusyState());
  81         IOLog( ">\n");
  82         IOSleep(250);
  83     }
  84     iter->release();
  85 }
  86
  87 void IOPrintMemory( void )
  88 {
  89
  90 //    OSMetaClass::printInstanceCounts();
  91
  92     IOLog("\n"
  93             "ivar kalloc()       0x%08x\n"
  94             "malloc()            0x%08x\n"
  95             "containers kalloc() 0x%08x\n"
  96             "IOMalloc()          0x%08x\n"
  97             "----------------------------------------\n",
  98             debug_ivars_size,
  99             debug_malloc_size,
 100             debug_container_malloc_size,
 101             debug_iomalloc_size
 102             );
 103 }
 104
 105 } /* extern "C" */
 106
 107 /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
 108
 109 #define super OSObject
 110 OSDefineMetaClassAndStructors(IOKitDiagnostics, OSObject)
 111
 112 /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
 113
 114 OSObject * IOKitDiagnostics::diagnostics( void )
 115 {
 116     IOKitDiagnostics * diags;
 117
 118     diags = new IOKitDiagnostics;
 119     if( diags && !diags->init()) {
 120         diags->release();
 121         diags = 0;
 122     }
 123
 124     return( diags );
 125 }
 126
 127 void IOKitDiagnostics::updateOffset( OSDictionary * dict,
 128                         UInt32 value, const char * name )
 129 {
 130     OSNumber * off;
 131
 132     off = OSNumber::withNumber( value, 32 );
 133     if( !off)
 134         return;
 135
 136     dict->setObject( name, off );
 137     off->release();
 138 }
 139
 140
 141 bool IOKitDiagnostics::serialize(OSSerialize *s) const
 142 {
 143     OSDictionary *      dict;
 144     bool                ok;
 145
 146     dict = OSDictionary::withCapacity( 5 );
 147     if( !dict)
 148         return( false );
 149
 150     updateOffset( dict, debug_ivars_size, "Instance allocation" );
 151     updateOffset( dict, debug_container_malloc_size, "Container allocation" );
 152     updateOffset( dict, debug_iomalloc_size, "IOMalloc allocation" );
 153
 154     dict->setObject( "Classes", OSMetaClass::getClassDictionary() );
 155
 156     ok = dict->serialize( s );
 157
 158     dict->release();
 159
 160     return( ok );
 161 }
 162
 163 /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */