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", next->getDepth( plane ));
  71         IOLog( format, "");
  72         if( (service = OSDynamicCast(IOService, next)))
  73             IOLog("<%ld>", service->getBusyState());
  74         IOLog( "%s\n", next->getName());
  75     }
  76     iter->release();
  77 }
  78
  79 void IOPrintMemory( void )
  80 {
  81
  82 //    OSMetaClass::printInstanceCounts();
  83
  84     IOLog("\n"
  85             "ivar kalloc()       0x%08x\n"
  86             "malloc()            0x%08x\n"
  87             "containers kalloc() 0x%08x\n"
  88             "IOMalloc()          0x%08x\n"
  89             "----------------------------------------\n",
  90             debug_ivars_size,
  91             debug_malloc_size,
  92             debug_container_malloc_size,
  93             debug_iomalloc_size
  94             );
  95 }
  96
  97 } /* extern "C" */
  98
  99 /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
 100
 101 #define super OSObject
 102 OSDefineMetaClassAndStructors(IOKitDiagnostics, OSObject)
 103
 104 /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
 105
 106 OSObject * IOKitDiagnostics::diagnostics( void )
 107 {
 108     IOKitDiagnostics * diags;
 109
 110     diags = new IOKitDiagnostics;
 111     if( diags && !diags->init()) {
 112         diags->release();
 113         diags = 0;
 114     }
 115
 116     return( diags );
 117 }
 118
 119 void IOKitDiagnostics::updateOffset( OSDictionary * dict,
 120                         UInt32 value, const char * name )
 121 {
 122     OSNumber * off;
 123
 124     off = OSNumber::withNumber( value, 32 );
 125     if( !off)
 126         return;
 127
 128     dict->setObject( name, off );
 129     off->release();
 130 }
 131
 132
 133 bool IOKitDiagnostics::serialize(OSSerialize *s) const
 134 {
 135     OSDictionary *      dict;
 136     bool                ok;
 137
 138     dict = OSDictionary::withCapacity( 5 );
 139     if( !dict)
 140         return( false );
 141
 142     updateOffset( dict, debug_ivars_size, "Instance allocation" );
 143     updateOffset( dict, debug_container_malloc_size, "Container allocation" );
 144     updateOffset( dict, debug_iomalloc_size, "IOMalloc allocation" );
 145
 146     dict->setObject( "Classes", OSMetaClass::getClassDictionary() );
 147
 148     ok = dict->serialize( s );
 149
 150     dict->release();
 151
 152     return( ok );
 153 }
 154
 155 /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */