--- xnu/xnu-1228/iokit/Kernel/IOStartIOKit.cpp
+++ xnu/xnu-792.21.3/iokit/Kernel/IOStartIOKit.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1998-2006 Apple Computer, Inc. All rights reserved.
+ * Copyright (c) 1998-2000 Apple Computer, Inc. All rights reserved.
  *
  * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
  * 
@@ -43,7 +43,6 @@
 #include <IOKit/IOLib.h>
 #include <IOKit/IOKitKeys.h>
 #include <IOKit/IOKitDebug.h>
-#include <IOKit/pwr_mgt/IOPMinformeeList.h>
 
 #include <IOKit/assert.h>
 
@@ -52,12 +51,10 @@
 extern "C" {
 
 extern void OSlibkernInit (void);
-extern void ml_hpet_cfg(uint32_t, uint32_t);
 
 #include <kern/clock.h>
-#include <sys/time.h>
 
-void IOKitInitializeTime( void )
+void IOKitResetTime( void )
 {
 	mach_timespec_t		t;
 
@@ -65,25 +62,13 @@
 	t.tv_nsec = 0;
 	IOService::waitForService(
 		IOService::resourceMatching("IORTC"), &t );
-#ifdef ppc
+#ifndef i386
 	IOService::waitForService(
 		IOService::resourceMatching("IONVRAM"), &t );
 #endif
 
     clock_initialize_calendar();
 }
-
-void IOKitResetTime( void )
-{
-    uint32_t secs, microsecs;
-
-    clock_initialize_calendar();
-
-    clock_get_calendar_microtime(&secs, &microsecs);
-    gIOLastWakeTime.tv_sec  = secs;
-    gIOLastWakeTime.tv_usec = microsecs;
-}
-
 
 // From <osfmk/kern/debug.c>
 extern int debug_mode;
@@ -171,9 +156,6 @@
     IOUserClient::initialize();
     IOMemoryDescriptor::initialize();
 
-    // Initializes IOPMinformeeList class-wide shared lock
-    IOPMinformeeList::getSharedRecursiveLock();
-
     obj = OSString::withCString( version );
     assert( obj );
     if( obj ) {
@@ -197,32 +179,7 @@
         gIOCatalogue->recordStartupExtensions();
 
         rootNub->registerService();
-
-#if !NO_KEXTD
-       /* Add a busy count to keep the registry busy until kextd has
-        * completely finished launching. This is decremented when kextd
-        * messages the kernel after the in-kernel linker has been
-        * removed and personalities have been sent.
-        */
-        IOService::getServiceRoot()->adjustBusy(1);
-#endif
     }
 }
 
-void
-IORegistrySetOSBuildVersion(char * build_version)
-{
-    IORegistryEntry * root = IORegistryEntry::getRegistryRoot();
-
-    if (root) {
-        if (build_version) {
-            root->setProperty(kOSBuildVersionKey, build_version);
-        } else {
-            root->removeProperty(kOSBuildVersionKey);
-        }
-    }
-
-    return;
-}
-
 }; /* extern "C" */