xnu-792.12.6.tar.gz

[apple/xnu.git] / iokit / IOKit / IOTypes.h

diff --git a/iokit/IOKit/IOTypes.h b/iokit/IOKit/IOTypes.h
index c7f5e05e8655286d8c39e9de1bae63fe83420c33..6e578358909fdbe218dd4ed00280b8023dd5e4b2 100644 (file)
--- a/iokit/IOKit/IOTypes.h
+++ b/iokit/IOKit/IOTypes.h
@@ -1,26 +1,31 @@
 /*
- * Copyright (c) 1998-2000 Apple Computer, Inc. All rights reserved.
+ * Copyright (c) 1998-2004 Apple Computer, Inc. All rights reserved.
  *
- * @APPLE_LICENSE_HEADER_START@
+ * @APPLE_LICENSE_OSREFERENCE_HEADER_START@
  * 
- * Copyright (c) 1999-2003 Apple Computer, Inc.  All Rights Reserved.
- * 
- * 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
+ * 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.  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
- * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
- * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
- * Please see the License for the specific language governing rights and
+ *
+ * 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, QUIET ENJOYMENT OR NON-INFRINGEMENT. 
+ * Please see the License for the specific language governing rights and 
  * limitations under the License.
- * 
- * @APPLE_LICENSE_HEADER_END@
+ *
+ * @APPLE_LICENSE_OSREFERENCE_HEADER_END@
  */
 /*
  * Copyright (c) 1998 Apple Computer, Inc.  All rights reserved. 
@@ -84,6 +89,7 @@ typedef UInt32        IOCacheMode;
 
 typedef UInt32         IOByteCount;
 
+  /* LP64todo - these will need to expand to mach_vm_address_t */
 typedef vm_address_t    IOVirtualAddress;
 typedef IOVirtualAddress IOLogicalAddress;
 
@@ -154,11 +160,12 @@ typedef mach_port_t       io_object_t;
 #include <device/device_types.h>
 
 typedef io_object_t    io_connect_t;
+typedef io_object_t    io_enumerator_t;
 typedef io_object_t    io_iterator_t;
 typedef io_object_t    io_registry_entry_t;
 typedef io_object_t    io_service_t;
 
-typedef io_object_t    io_enumerator_t;
+#define        IO_OBJECT_NULL  ((io_object_t) 0)
 
 #endif /* MACH_KERNEL */
 
@@ -192,7 +199,8 @@ enum {
     kIOMapReadOnly             = 0x00001000,
 
     kIOMapStatic               = 0x01000000,
-    kIOMapReference            = 0x02000000
+    kIOMapReference            = 0x02000000,
+    kIOMapUnique               = 0x04000000
 };
 
 /*! @enum Scale Factors
@@ -200,13 +208,15 @@ enum {
     @constant kNanosecondScale Scale factor for nanosecond based times.
     @constant kMicrosecondScale Scale factor for microsecond based times.
     @constant kMillisecondScale Scale factor for millisecond based times.
+    @constant kTickScale Scale factor for the standard (100Hz) tick.
     @constant kSecondScale Scale factor for second based times. */
 
 enum {
     kNanosecondScale  = 1,
     kMicrosecondScale = 1000,
     kMillisecondScale = 1000 * 1000,
-    kSecondScale      = 1000 * 1000 * 1000
+    kSecondScale      = 1000 * 1000 * 1000,
+    kTickScale        = (kSecondScale / 100)
 };
 
 /* compatibility types */