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Annotation of XNU/osfmk/ppc/savearea.h, 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: #ifndef _PPC_SAVEAREA_H_
        !            23: #define _PPC_SAVEAREA_H_
        !            24: 
        !            25: #include <ppc/exception.h>
        !            26: #include <mach/ppc/vm_types.h>
        !            27: 
        !            28: void                   save_release(struct savearea *save);    /* Release a save area  */
        !            29: struct savectl *save_dequeue(void);                    /* Find and dequeue one that is all empty */
        !            30: unsigned int   save_queue(vm_offset_t);                /* Add a new savearea block to the free list */
        !            31: struct savearea        *save_get(void);                                /* Obtains a savearea from the free list (returns virtual address) */
        !            32: struct savearea        *save_get_phys(void);                   /* Obtains a savearea from the free list (returns physical address) */
        !            33: struct savearea        *save_alloc(void);                              /* Obtains a savearea and allocates blocks if needed */
        !            34: unsigned int   *save_deb(unsigned int *msr);   /* Finds virtual of first free block and disableds interrupts */
        !            35: void                   save_ret(struct savearea *);    /* Returns a savearea to the free list */
        !            36: void                   save_free_dump(void);                   /* Dump the free chain */
        !            37: void                   DumpTheSave(struct savearea *); /* Prints out a savearea */
        !            38: void                   DumpBackChain(struct savearea *save); /* Dumps a backchain */
        !            39: 
        !            40: #endif /* _PPC_SAVEAREA_H_ */
        !            41: 
        !            42: 

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