1*d4514f0bSApple OSS Distributions /* 2*d4514f0bSApple OSS Distributions * Copyright (c) 2000 Apple Computer, Inc. All rights reserved. 3*d4514f0bSApple OSS Distributions * 4*d4514f0bSApple OSS Distributions * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ 5*d4514f0bSApple OSS Distributions * 6*d4514f0bSApple OSS Distributions * This file contains Original Code and/or Modifications of Original Code 7*d4514f0bSApple OSS Distributions * as defined in and that are subject to the Apple Public Source License 8*d4514f0bSApple OSS Distributions * Version 2.0 (the 'License'). You may not use this file except in 9*d4514f0bSApple OSS Distributions * compliance with the License. The rights granted to you under the License 10*d4514f0bSApple OSS Distributions * may not be used to create, or enable the creation or redistribution of, 11*d4514f0bSApple OSS Distributions * unlawful or unlicensed copies of an Apple operating system, or to 12*d4514f0bSApple OSS Distributions * circumvent, violate, or enable the circumvention or violation of, any 13*d4514f0bSApple OSS Distributions * terms of an Apple operating system software license agreement. 14*d4514f0bSApple OSS Distributions * 15*d4514f0bSApple OSS Distributions * Please obtain a copy of the License at 16*d4514f0bSApple OSS Distributions * http://www.opensource.apple.com/apsl/ and read it before using this file. 17*d4514f0bSApple OSS Distributions * 18*d4514f0bSApple OSS Distributions * The Original Code and all software distributed under the License are 19*d4514f0bSApple OSS Distributions * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER 20*d4514f0bSApple OSS Distributions * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, 21*d4514f0bSApple OSS Distributions * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, 22*d4514f0bSApple OSS Distributions * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. 23*d4514f0bSApple OSS Distributions * Please see the License for the specific language governing rights and 24*d4514f0bSApple OSS Distributions * limitations under the License. 25*d4514f0bSApple OSS Distributions * 26*d4514f0bSApple OSS Distributions * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ 27*d4514f0bSApple OSS Distributions */ 28*d4514f0bSApple OSS Distributions /* CMU_HIST */ 29*d4514f0bSApple OSS Distributions 30*d4514f0bSApple OSS Distributions /* 31*d4514f0bSApple OSS Distributions * kern/ast.h: Definitions for Asynchronous System Traps. 32*d4514f0bSApple OSS Distributions */ 33*d4514f0bSApple OSS Distributions 34*d4514f0bSApple OSS Distributions #ifndef _KERN_AST_H_ 35*d4514f0bSApple OSS Distributions #define _KERN_AST_H_ 36*d4514f0bSApple OSS Distributions 37*d4514f0bSApple OSS Distributions #include <kern/thread.h> 38*d4514f0bSApple OSS Distributions 39*d4514f0bSApple OSS Distributions struct task; 40*d4514f0bSApple OSS Distributions 41*d4514f0bSApple OSS Distributions extern void act_set_astbsd(thread_t); 42*d4514f0bSApple OSS Distributions extern void bsd_ast(thread_t); 43*d4514f0bSApple OSS Distributions 44*d4514f0bSApple OSS Distributions #define AST_KEVENT_RETURN_TO_KERNEL 0x0001 45*d4514f0bSApple OSS Distributions #define AST_KEVENT_REDRIVE_THREADREQ 0x0002 46*d4514f0bSApple OSS Distributions #define AST_KEVENT_WORKQ_QUANTUM_EXPIRED 0x0004 47*d4514f0bSApple OSS Distributions 48*d4514f0bSApple OSS Distributions extern void kevent_ast(thread_t thread, uint16_t bits); 49*d4514f0bSApple OSS Distributions extern void act_set_astkevent(thread_t thread, uint16_t bits); 50*d4514f0bSApple OSS Distributions extern uint16_t act_clear_astkevent(thread_t thread, uint16_t bits); 51*d4514f0bSApple OSS Distributions extern bool act_set_ast_reset_pcs(struct task *task, thread_t thread); 52*d4514f0bSApple OSS Distributions 53*d4514f0bSApple OSS Distributions #if CONFIG_DTRACE 54*d4514f0bSApple OSS Distributions extern void ast_dtrace_on(void); 55*d4514f0bSApple OSS Distributions #endif 56*d4514f0bSApple OSS Distributions 57*d4514f0bSApple OSS Distributions extern void act_set_astproc_resource(thread_t); 58*d4514f0bSApple OSS Distributions extern void proc_filedesc_ast(task_t task); 59*d4514f0bSApple OSS Distributions #endif /* _KERN_AST_H_ */ 60