iokit/Kernel/IOKitDebug.cpp

   1 /*
   2  * Copyright (c) 1998-2000 Apple Computer, Inc. All rights reserved.
   3  *
   4  * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
   5  *
   6  * This file contains Original Code and/or Modifications of Original Code
   7  * as defined in and that are subject to the Apple Public Source License
   8  * Version 2.0 (the 'License'). You may not use this file except in
   9  * compliance with the License. The rights granted to you under the License
  10  * may not be used to create, or enable the creation or redistribution of,
  11  * unlawful or unlicensed copies of an Apple operating system, or to
  12  * circumvent, violate, or enable the circumvention or violation of, any
  13  * terms of an Apple operating system software license agreement.
  14  *
  15  * Please obtain a copy of the License at
  16  * http://www.opensource.apple.com/apsl/ and read it before using this file.
  17  *
  18  * The Original Code and all software distributed under the License are
  19  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  20  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  21  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  22  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
  23  * Please see the License for the specific language governing rights and
  24  * limitations under the License.
  25  *
  26  * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
  27  */
  28 /*
  29  * Copyright (c) 1998 Apple Computer, Inc.  All rights reserved.
  30  *
  31  * HISTORY
  32  *
  33  */
  34
  35 #include <sys/sysctl.h>
  36
  37 #include <IOKit/IOKitDebug.h>
  38 #include <IOKit/IOLib.h>
  39 #include <IOKit/assert.h>
  40 #include <IOKit/IODeviceTreeSupport.h>
  41 #include <IOKit/IOService.h>
  42
  43 #include <libkern/c++/OSContainers.h>
  44 #include <libkern/c++/OSCPPDebug.h>
  45
  46 #ifdef IOKITDEBUG
  47 #define DEBUG_INIT_VALUE IOKITDEBUG
  48 #else
  49 #define DEBUG_INIT_VALUE 0
  50 #endif
  51
  52 SInt64          gIOKitDebug = DEBUG_INIT_VALUE;
  53 SYSCTL_QUAD(_debug, OID_AUTO, iokit, CTLFLAG_RW, &gIOKitDebug, "boot_arg io");
  54
  55
  56 int             debug_malloc_size;
  57 int             debug_iomalloc_size;
  58 vm_size_t       debug_iomallocpageable_size;
  59 int             debug_container_malloc_size;
  60 // int          debug_ivars_size; // in OSObject.cpp
  61
  62 extern "C" {
  63
  64
  65 void IOPrintPlane( const IORegistryPlane * plane )
  66 {
  67     IORegistryEntry *           next;
  68     IORegistryIterator *        iter;
  69     OSOrderedSet *              all;
  70     char                        format[] = "%xxxs";
  71     IOService *                 service;
  72
  73     iter = IORegistryIterator::iterateOver( plane );
  74     assert( iter );
  75     all = iter->iterateAll();
  76     if( all) {
  77         IOLog("Count %d\n", all->getCount() );
  78         all->release();
  79     } else
  80         IOLog("Empty\n");
  81
  82     iter->reset();
  83     while( (next = iter->getNextObjectRecursive())) {
  84         sprintf( format + 1, "%ds", 2 * next->getDepth( plane ));
  85         IOLog( format, "");
  86         IOLog( "\033[33m%s", next->getName( plane ));
  87         if( (next->getLocation( plane )))
  88             IOLog("@%s", next->getLocation( plane ));
  89         IOLog("\033[0m <class %s", next->getMetaClass()->getClassName());
  90         if( (service = OSDynamicCast(IOService, next)))
  91             IOLog(", busy %ld", service->getBusyState());
  92         IOLog( ">\n");
  93         IOSleep(250);
  94     }
  95     iter->release();
  96 }
  97
  98 void dbugprintf(char *fmt, ...);
  99 void db_dumpiojunk( const IORegistryPlane * plane );
 100
 101 void db_piokjunk(void) {
 102
 103         dbugprintf("\nDT plane:\n");
 104         db_dumpiojunk( gIODTPlane );
 105         dbugprintf("\n\nService plane:\n");
 106         db_dumpiojunk( gIOServicePlane );
 107     dbugprintf("\n\n"
 108             "ivar kalloc()       0x%08x\n"
 109             "malloc()            0x%08x\n"
 110             "containers kalloc() 0x%08x\n"
 111             "IOMalloc()          0x%08x\n"
 112             "----------------------------------------\n",
 113             debug_ivars_size,
 114             debug_malloc_size,
 115             debug_container_malloc_size,
 116             debug_iomalloc_size
 117             );
 118
 119 }
 120
 121
 122 void db_dumpiojunk( const IORegistryPlane * plane )
 123 {
 124     IORegistryEntry *           next;
 125     IORegistryIterator *        iter;
 126     OSOrderedSet *              all;
 127     char                        format[] = "%xxxs";
 128     IOService *                 service;
 129
 130     iter = IORegistryIterator::iterateOver( plane );
 131
 132     all = iter->iterateAll();
 133     if( all) {
 134         dbugprintf("Count %d\n", all->getCount() );
 135         all->release();
 136     } else dbugprintf("Empty\n");
 137
 138     iter->reset();
 139     while( (next = iter->getNextObjectRecursive())) {
 140                 sprintf( format + 1, "%ds", 2 * next->getDepth( plane ));
 141                 dbugprintf( format, "");
 142                 dbugprintf( "%s", next->getName( plane ));
 143                 if( (next->getLocation( plane )))
 144                                 dbugprintf("@%s", next->getLocation( plane ));
 145                 dbugprintf(" <class %s", next->getMetaClass()->getClassName());
 146                         if( (service = OSDynamicCast(IOService, next)))
 147                                 dbugprintf(", busy %ld", service->getBusyState());
 148                 dbugprintf( ">\n");
 149     }
 150     iter->release();
 151 }
 152
 153 void IOPrintMemory( void )
 154 {
 155
 156 //    OSMetaClass::printInstanceCounts();
 157
 158     IOLog("\n"
 159             "ivar kalloc()       0x%08x\n"
 160             "malloc()            0x%08x\n"
 161             "containers kalloc() 0x%08x\n"
 162             "IOMalloc()          0x%08x\n"
 163             "----------------------------------------\n",
 164             debug_ivars_size,
 165             debug_malloc_size,
 166             debug_container_malloc_size,
 167             debug_iomalloc_size
 168             );
 169 }
 170
 171 } /* extern "C" */
 172
 173 /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
 174
 175 #define super OSObject
 176 OSDefineMetaClassAndStructors(IOKitDiagnostics, OSObject)
 177
 178 /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
 179
 180 OSObject * IOKitDiagnostics::diagnostics( void )
 181 {
 182     IOKitDiagnostics * diags;
 183
 184     diags = new IOKitDiagnostics;
 185     if( diags && !diags->init()) {
 186         diags->release();
 187         diags = 0;
 188     }
 189
 190     return( diags );
 191 }
 192
 193 void IOKitDiagnostics::updateOffset( OSDictionary * dict,
 194                         UInt32 value, const char * name )
 195 {
 196     OSNumber * off;
 197
 198     off = OSNumber::withNumber( value, 32 );
 199     if( !off)
 200         return;
 201
 202     dict->setObject( name, off );
 203     off->release();
 204 }
 205
 206
 207 bool IOKitDiagnostics::serialize(OSSerialize *s) const
 208 {
 209     OSDictionary *      dict;
 210     bool                ok;
 211
 212     dict = OSDictionary::withCapacity( 5 );
 213     if( !dict)
 214         return( false );
 215
 216     updateOffset( dict, debug_ivars_size, "Instance allocation" );
 217     updateOffset( dict, debug_container_malloc_size, "Container allocation" );
 218     updateOffset( dict, debug_iomalloc_size, "IOMalloc allocation" );
 219     updateOffset( dict, debug_iomallocpageable_size, "Pageable allocation" );
 220
 221     OSMetaClass::serializeClassDictionary(dict);
 222
 223     ok = dict->serialize( s );
 224
 225     dict->release();
 226
 227     return( ok );
 228 }
 229
 230 /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */