iokit/Kernel/IOKitDebug.cpp

   1 /*
   2  * Copyright (c) 1998-2000 Apple Computer, Inc. All rights reserved.
   3  *
   4  * @APPLE_LICENSE_HEADER_START@
   5  *
   6  * The contents of this file constitute Original Code as defined in and
   7  * are subject to the Apple Public Source License Version 1.1 (the
   8  * "License").  You may not use this file except in compliance with the
   9  * License.  Please obtain a copy of the License at
  10  * http://www.apple.com/publicsource and read it before using this file.
  11  *
  12  * This Original Code and all software distributed under the License are
  13  * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  14  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  15  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  16  * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
  17  * License for the specific language governing rights and limitations
  18  * under the License.
  19  *
  20  * @APPLE_LICENSE_HEADER_END@
  21  */
  22 /*
  23  * Copyright (c) 1998 Apple Computer, Inc.  All rights reserved.
  24  *
  25  * HISTORY
  26  *
  27  */
  28
  29 #include <IOKit/IOKitDebug.h>
  30 #include <IOKit/IOLib.h>
  31 #include <IOKit/assert.h>
  32 #include <IOKit/IODeviceTreeSupport.h>
  33 #include <IOKit/IOService.h>
  34
  35 #include <libkern/c++/OSContainers.h>
  36 #include <libkern/c++/OSCPPDebug.h>
  37
  38 extern "C" {
  39
  40 SInt64          gIOKitDebug
  41 #ifdef IOKITDEBUG
  42                             = IOKITDEBUG
  43 #endif
  44 ;
  45
  46 int             debug_malloc_size;
  47 int             debug_iomalloc_size;
  48 int             debug_container_malloc_size;
  49 // int          debug_ivars_size; // in OSObject.cpp
  50
  51 void IOPrintPlane( const IORegistryPlane * plane )
  52 {
  53     IORegistryEntry *           next;
  54     IORegistryIterator *        iter;
  55     OSOrderedSet *              all;
  56     char                        format[] = "%xxxs";
  57     IOService *                 service;
  58
  59     iter = IORegistryIterator::iterateOver( plane );
  60     assert( iter );
  61     all = iter->iterateAll();
  62     if( all) {
  63         IOLog("Count %d\n", all->getCount() );
  64         all->release();
  65     } else
  66         IOLog("Empty\n");
  67
  68     iter->reset();
  69     while( (next = iter->getNextObjectRecursive())) {
  70         sprintf( format + 1, "%ds", 2 * next->getDepth( plane ));
  71         IOLog( format, "");
  72         IOLog( "\033[33m%s", next->getName( plane ));
  73         if( (next->getLocation( plane )))
  74             IOLog("@%s", next->getLocation( plane ));
  75         IOLog("\033[0m <class %s", next->getMetaClass()->getClassName());
  76         if( (service = OSDynamicCast(IOService, next)))
  77             IOLog(", busy %ld", service->getBusyState());
  78         IOLog( ">\n");
  79         IOSleep(250);
  80     }
  81     iter->release();
  82 }
  83
  84 void IOPrintMemory( void )
  85 {
  86
  87 //    OSMetaClass::printInstanceCounts();
  88
  89     IOLog("\n"
  90             "ivar kalloc()       0x%08x\n"
  91             "malloc()            0x%08x\n"
  92             "containers kalloc() 0x%08x\n"
  93             "IOMalloc()          0x%08x\n"
  94             "----------------------------------------\n",
  95             debug_ivars_size,
  96             debug_malloc_size,
  97             debug_container_malloc_size,
  98             debug_iomalloc_size
  99             );
 100 }
 101
 102 } /* extern "C" */
 103
 104 /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
 105
 106 #define super OSObject
 107 OSDefineMetaClassAndStructors(IOKitDiagnostics, OSObject)
 108
 109 /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
 110
 111 OSObject * IOKitDiagnostics::diagnostics( void )
 112 {
 113     IOKitDiagnostics * diags;
 114
 115     diags = new IOKitDiagnostics;
 116     if( diags && !diags->init()) {
 117         diags->release();
 118         diags = 0;
 119     }
 120
 121     return( diags );
 122 }
 123
 124 void IOKitDiagnostics::updateOffset( OSDictionary * dict,
 125                         UInt32 value, const char * name )
 126 {
 127     OSNumber * off;
 128
 129     off = OSNumber::withNumber( value, 32 );
 130     if( !off)
 131         return;
 132
 133     dict->setObject( name, off );
 134     off->release();
 135 }
 136
 137
 138 bool IOKitDiagnostics::serialize(OSSerialize *s) const
 139 {
 140     OSDictionary *      dict;
 141     bool                ok;
 142
 143     dict = OSDictionary::withCapacity( 5 );
 144     if( !dict)
 145         return( false );
 146
 147     updateOffset( dict, debug_ivars_size, "Instance allocation" );
 148     updateOffset( dict, debug_container_malloc_size, "Container allocation" );
 149     updateOffset( dict, debug_iomalloc_size, "IOMalloc allocation" );
 150
 151     dict->setObject( "Classes", OSMetaClass::getClassDictionary() );
 152
 153     ok = dict->serialize( s );
 154
 155     dict->release();
 156
 157     return( ok );
 158 }
 159
 160 /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */