xnu-6153.81.5.tar.gz

[apple/xnu.git] / bsd / kern / ast.h

diff --git a/bsd/kern/ast.h b/bsd/kern/ast.h
index d320003a987297553e56d907b0edfedb3a233a74..19183cbbf3749f05c8d4bb1baf42c11d9e86ef5f 100644 (file)
--- a/bsd/kern/ast.h
+++ b/bsd/kern/ast.h
@@ -1,23 +1,29 @@
 /*
  * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
  *
- * @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.
- * 
- * This Original Code and all software distributed under the License are
- * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
+ * @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. 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 OR NON-INFRINGEMENT.  Please see the
- * License for the specific language governing rights and limitations
- * under the License.
- * 
- * @APPLE_LICENSE_HEADER_END@
+ * 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_OSREFERENCE_LICENSE_HEADER_END@
  */
 /* CMU_HIST */
 
@@ -30,8 +36,19 @@
 
 #include <kern/thread.h>
 
-extern void astbsd_on(void);
 extern void act_set_astbsd(thread_t);
 extern void bsd_ast(thread_t);
 
+#define AST_KEVENT_RETURN_TO_KERNEL  0x0001
+#define AST_KEVENT_REDRIVE_THREADREQ 0x0002
+
+extern void kevent_ast(thread_t thread, uint16_t bits);
+extern void act_set_astkevent(thread_t thread, uint16_t bits);
+extern uint16_t act_clear_astkevent(thread_t thread, uint16_t bits);
+extern void act_set_ast_reset_pcs(thread_t thread);
+
+#if CONFIG_DTRACE
+extern void ast_dtrace_on(void);
+#endif
+
 #endif  /* _KERN_AST_H_ */