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Annotation of XNU/osfmk/kern/spl.c, revision 1.1

1.1     ! root        1: /*
        !             2:  * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
        !             3:  *
        !             4:  * @APPLE_LICENSE_HEADER_START@
        !             5:  * 
        !             6:  * The contents of this file constitute Original Code as defined in and
        !             7:  * are subject to the Apple Public Source License Version 1.1 (the
        !             8:  * "License").  You may not use this file except in compliance with the
        !             9:  * License.  Please obtain a copy of the License at
        !            10:  * http://www.apple.com/publicsource and read it before using this file.
        !            11:  * 
        !            12:  * This Original Code and all software distributed under the License are
        !            13:  * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
        !            14:  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
        !            15:  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
        !            16:  * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
        !            17:  * License for the specific language governing rights and limitations
        !            18:  * under the License.
        !            19:  * 
        !            20:  * @APPLE_LICENSE_HEADER_END@
        !            21:  */
        !            22: #include <kern/thread.h>
        !            23: #include <kern/lock.h>
        !            24: #include <kern/spl.h>
        !            25: #include <machine/machine_routines.h>
        !            26: 
        !            27: /*
        !            28:  *  spl routines 
        !            29:  */
        !            30: 
        !            31: __private_extern__ spl_t 
        !            32: splhigh(
        !            33:        void)
        !            34: {
        !            35:        return(ml_set_interrupts_enabled(FALSE));
        !            36: }
        !            37: 
        !            38: __private_extern__ spl_t
        !            39: splsched(
        !            40:        void)
        !            41: {
        !            42:        return(ml_set_interrupts_enabled(FALSE));
        !            43: }
        !            44: 
        !            45: __private_extern__ spl_t
        !            46: splclock(
        !            47:        void)
        !            48: {
        !            49:        return(ml_set_interrupts_enabled(FALSE));
        !            50: }
        !            51: 
        !            52: __private_extern__ void
        !            53: spllo(
        !            54:        void)
        !            55: {
        !            56:        (void)ml_set_interrupts_enabled(TRUE);
        !            57: }
        !            58: 
        !            59: __private_extern__ void
        !            60: splx(
        !            61:        spl_t l)
        !            62: {
        !            63:        ml_set_interrupts_enabled((boolean_t) l);
        !            64: }

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