FreeBSD/Linux Kernel Cross Reference
sys/osfmk/ppc/lock.h

     /*
      * 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
     * 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@
     */
    /*
     * Copyright (C) 1998 Apple Computer
     * All Rights Reserved
     */
    /*
     * @OSF_COPYRIGHT@
     */
    
    /* 
     * Mach Operating System
     * Copyright (c) 1991,1990 Carnegie Mellon University
     * All Rights Reserved.
     * 
     * Permission to use, copy, modify and distribute this software and its
     * documentation is hereby granted, provided that both the copyright
     * notice and this permission notice appear in all copies of the
     * software, derivative works or modified versions, and any portions
     * thereof, and that both notices appear in supporting documentation.
     * 
     * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
     * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
     * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
     * 
     * Carnegie Mellon requests users of this software to return to
     * 
     *  Software Distribution Coordinator  or  Software.Distribution@CS.CMU.EDU
     *  School of Computer Science
     *  Carnegie Mellon University
     *  Pittsburgh PA 15213-3890
     * 
     * any improvements or extensions that they make and grant Carnegie Mellon
     * the rights to redistribute these changes.
     */
    
    #ifdef  KERNEL_PRIVATE
    
    #ifndef _PPC_LOCK_H_
    #define _PPC_LOCK_H_
    
    #ifdef  MACH_KERNEL_PRIVATE
    
    #include <kern/macro_help.h>
    #include <kern/assert.h>
    #include <mach_ldebug.h>
    #include <ppc/locks.h>
    
    #if     !MACH_LDEBUG
    typedef lck_mtx_t       mutex_t;
    #else
    typedef lck_mtx_ext_t   mutex_t;
    #endif  /* !MACH_LDEBUG */
    
    #if     !MACH_LDEBUG
    typedef lck_rw_t        lock_t;
    #else
    typedef lck_rw_ext_t    lock_t;
    #endif  /* !MACH_LDEBUG */
    
    extern unsigned int LockTimeOut;                        /* Number of hardware ticks of a lock timeout */
    
    #define mutex_unlock(l)         mutex_unlock_rwcmb(l)
    
    #endif  /* MACH_KERNEL_PRIVATE */
    
    #endif  /* _PPC_LOCK_H_ */
    
    #endif  /* KERNEL_PRIVATE */

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