xnu-6153.141.1.tar.gz

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

diff --git a/bsd/kern/ast.h b/bsd/kern/ast.h
index 00a8fa199b1afdbda02baaf3072402b788c92a6e..19183cbbf3749f05c8d4bb1baf42c11d9e86ef5f 100644 (file)
--- a/bsd/kern/ast.h
+++ b/bsd/kern/ast.h
@@ -2,7 +2,7 @@
  * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
  *
  * @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
@@ -11,10 +11,10 @@
  * 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,
@@ -22,7 +22,7 @@
  * 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 */
@@ -39,6 +39,14 @@
 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