xnu-517.3.7.tar.gz

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

diff --git a/iokit/Kernel/IOStartIOKit.cpp b/iokit/Kernel/IOStartIOKit.cpp
index 23268cd622e79b4c298c1fcb760b49fe32f80bc7..9f5b2600b18630e5a30427d1fdc0221cb74cc772 100644 (file)
--- a/iokit/Kernel/IOStartIOKit.cpp
+++ b/iokit/Kernel/IOStartIOKit.cpp
@@ -3,19 +3,22 @@
  *
  * @APPLE_LICENSE_HEADER_START@
  * 
- * The contents of this file constitute Original Code as defined in and
- * are subject to the Apple Public Source License Version 1.1 (the
- * "License").  You may not use this file except in compliance with the
- * License.  Please obtain a copy of the License at
- * http://www.apple.com/publicsource and read it before using this file.
+ * Copyright (c) 1999-2003 Apple Computer, Inc.  All Rights Reserved.
  * 
- * This Original Code and all software distributed under the License are
- * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
+ * 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.
+ * 
+ * The Original Code and all software distributed under the License are
+ * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
- * License for the specific language governing rights and limitations
- * under the License.
+ * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
+ * Please see the License for the specific language governing rights and
+ * limitations under the License.
  * 
  * @APPLE_LICENSE_HEADER_END@
  */
@@ -36,8 +39,6 @@
 #include <IOKit/IOLib.h>
 #include <IOKit/IOKitKeys.h>
 #include <IOKit/IOKitDebug.h>
-#include <IOKit/network/IONetworkController.h>
-#include <IOKit/graphics/IODisplay.h>
 
 #include <IOKit/assert.h>
 
@@ -48,23 +49,24 @@ extern void IOLibInit(void);
 
 #include <kern/clock.h>
 
-
 void IOKitResetTime( void )
 {
-    mach_timespec_t    t;
+       mach_timespec_t         t;
 
-    t.tv_sec = 30;
-    t.tv_nsec = 0;
-    IOService::waitForService(
-        IOService::resourceMatching("IORTC"), &t );
+       t.tv_sec = 30;
+       t.tv_nsec = 0;
+       IOService::waitForService(
+               IOService::resourceMatching("IORTC"), &t );
 #ifndef i386
-    IOService::waitForService(
-        IOService::resourceMatching("IONVRAM"), &t );
+       IOService::waitForService(
+               IOService::resourceMatching("IONVRAM"), &t );
 #endif
 
     clock_initialize_calendar();
 }
 
+// From <osfmk/kern/debug.c>
+extern int debug_mode;
 
 void StartIOKit( void * p1, void * p2, void * p3, void * p4 )
 {
@@ -82,6 +84,11 @@ void StartIOKit( void * p1, void * p2, void * p3, void * p4 )
 
     if( PE_parse_boot_arg( "io", &debugFlags ))
        gIOKitDebug = debugFlags;
+
+    // Check for the log synchronous bit set in io
+    if (gIOKitDebug & kIOLogSynchronous)
+        debug_mode = true;
+
     //
     // Have to start IOKit environment before we attempt to start
     // the C++ runtime environment.  At some stage we have to clean up
@@ -92,9 +99,6 @@ void StartIOKit( void * p1, void * p2, void * p3, void * p4 )
     IOLibInit(); 
     OSlibkernInit();
 
-    IOLog("_cppInit done\n");
-
-
    /*****
     * Declare the fake kmod_info structs for built-in components
     * that must be tracked as independent units for dependencies.
@@ -143,8 +147,6 @@ void StartIOKit( void * p1, void * p2, void * p3, void * p4 )
     IOCatalogue::initialize();
     IOUserClient::initialize();
     IOMemoryDescriptor::initialize();
-    IONetworkController::initialize();
-    IODisplay::initialize();
 
     obj = OSString::withCString( iokit_version );
     assert( obj );
@@ -158,11 +160,6 @@ void StartIOKit( void * p1, void * p2, void * p3, void * p4 )
        obj->release();
     }
 
-#ifdef i386
-    // pretend there's no device-tree for intel
-    p1 = 0;
-#endif
-
     rootNub = new IOPlatformExpertDevice;
 
     if( rootNub && rootNub->initWithArgs( p1, p2, p3, p4)) {