xnu-792.21.3.tar.gz

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

diff --git a/iokit/IOKit/IOTypes.h b/iokit/IOKit/IOTypes.h
index 23399b9390cdd34b9a8cec7032c6e96fc5bcf7d2..d503e6a4730e64683db54670a90d06e569bd9d89 100644 (file)
--- a/iokit/IOKit/IOTypes.h
+++ b/iokit/IOKit/IOTypes.h
@@ -1,23 +1,29 @@
 /*
- * 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_OSREFERENCE_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.
+ * 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.
  * 
- * This Original Code and all software distributed under the License are
- * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
+ * 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@
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
  */
 /*
  * Copyright (c) 1998 Apple Computer, Inc.  All rights reserved. 
@@ -81,6 +87,7 @@ 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;
 
@@ -151,11 +158,12 @@ 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 */
 
@@ -189,7 +197,8 @@ enum {
     kIOMapReadOnly             = 0x00001000,
 
     kIOMapStatic               = 0x01000000,
-    kIOMapReference            = 0x02000000
+    kIOMapReference            = 0x02000000,
+    kIOMapUnique               = 0x04000000
 };
 
 /*! @enum Scale Factors
@@ -197,13 +206,15 @@ 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 */