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Annotation of XNU/osfmk/ppc/savearea.h, revision 1.1.1.1

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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