xnu-792.21.3.tar.gz

[apple/xnu.git] / iokit / Kernel / IOKitDebug.cpp

diff --git a/iokit/Kernel/IOKitDebug.cpp b/iokit/Kernel/IOKitDebug.cpp
index c02798def1fea0b8de635af1dd380ecd956c8a22..9d3a9b7735e04694a715c9099e84ed8df0206fd4 100644 (file)
--- a/iokit/Kernel/IOKitDebug.cpp
+++ b/iokit/Kernel/IOKitDebug.cpp
@@ -1,16 +1,19 @@
 /*
  * Copyright (c) 1998-2000 Apple Computer, Inc. All rights reserved.
  *
- * @APPLE_LICENSE_HEADER_START@
- * 
- * Copyright (c) 1999-2003 Apple Computer, Inc.  All Rights Reserved.
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
  * 
  * This file contains Original Code and/or Modifications of Original Code
  * as defined in and that are subject to the Apple Public Source License
  * Version 2.0 (the 'License'). You may not use this file except in
- * compliance with the License. Please obtain a copy of the License at
- * http://www.opensource.apple.com/apsl/ and read it before using this
- * file.
+ * compliance with the License. The rights granted to you under the License
+ * may not be used to create, or enable the creation or redistribution of,
+ * unlawful or unlicensed copies of an Apple operating system, or to
+ * circumvent, violate, or enable the circumvention or violation of, any
+ * terms of an Apple operating system software license agreement.
+ * 
+ * Please obtain a copy of the License at
+ * http://www.opensource.apple.com/apsl/ and read it before using this file.
  * 
  * The Original Code and all software distributed under the License are
  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
@@ -20,7 +23,7 @@
  * Please see the License for the specific language governing rights and
  * limitations under the License.
  * 
- * @APPLE_LICENSE_HEADER_END@
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
  */
 /*
  * Copyright (c) 1998 Apple Computer, Inc.  All rights reserved. 
@@ -29,6 +32,8 @@
  *
  */
 
+#include <sys/sysctl.h>
+
 #include <IOKit/IOKitDebug.h>
 #include <IOKit/IOLib.h>
 #include <IOKit/assert.h>
@@ -38,19 +43,25 @@
 #include <libkern/c++/OSContainers.h>
 #include <libkern/c++/OSCPPDebug.h>
 
-extern "C" {
-
-SInt64         gIOKitDebug
 #ifdef IOKITDEBUG
-                            = IOKITDEBUG
+#define DEBUG_INIT_VALUE IOKITDEBUG
+#else
+#define DEBUG_INIT_VALUE 0
 #endif
-;
+
+SInt64         gIOKitDebug = DEBUG_INIT_VALUE;
+SYSCTL_QUAD(_debug, OID_AUTO, iokit, CTLFLAG_RW, &gIOKitDebug, "boot_arg io");
+
 
 int            debug_malloc_size;
 int            debug_iomalloc_size;
+vm_size_t      debug_iomallocpageable_size;
 int            debug_container_malloc_size;
 // int                 debug_ivars_size; // in OSObject.cpp
 
+extern "C" {
+
+
 void IOPrintPlane( const IORegistryPlane * plane )
 {
     IORegistryEntry *          next;
@@ -205,6 +216,7 @@ bool IOKitDiagnostics::serialize(OSSerialize *s) const
     updateOffset( dict, debug_ivars_size, "Instance allocation" );
     updateOffset( dict, debug_container_malloc_size, "Container allocation" );
     updateOffset( dict, debug_iomalloc_size, "IOMalloc allocation" );
+    updateOffset( dict, debug_iomallocpageable_size, "Pageable allocation" );
 
     OSMetaClass::serializeClassDictionary(dict);