The Design and Implementation of the FreeBSD Operating System, Second Edition
Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)


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

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    1 /*
    2  * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
    3  *
    4  * @APPLE_LICENSE_HEADER_START@
    5  * 
    6  * Copyright (c) 1999-2003 Apple Computer, Inc.  All Rights Reserved.
    7  * 
    8  * This file contains Original Code and/or Modifications of Original Code
    9  * as defined in and that are subject to the Apple Public Source License
   10  * Version 2.0 (the 'License'). You may not use this file except in
   11  * compliance with the License. Please obtain a copy of the License at
   12  * http://www.opensource.apple.com/apsl/ and read it before using this
   13  * file.
   14  * 
   15  * The Original Code and all software distributed under the License are
   16  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
   17  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
   18  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
   19  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
   20  * Please see the License for the specific language governing rights and
   21  * limitations under the License.
   22  * 
   23  * @APPLE_LICENSE_HEADER_END@
   24  */
   25 /*
   26  * @OSF_COPYRIGHT@
   27  */
   28 
   29 #ifndef _PPC_MEM_H_
   30 #define _PPC_MEM_H_
   31 
   32 #include <mach_kdb.h>
   33 #include <mach_kgdb.h>
   34 
   35 #include <ppc/proc_reg.h>
   36 #include <ppc/pmap.h>
   37 #include <mach/vm_types.h>
   38 
   39 extern addr64_t hash_table_base;
   40 extern unsigned int hash_table_size;
   41 
   42 void hash_table_init(vm_offset_t base, vm_offset_t size);
   43 
   44 #define MAX_BAT         4
   45 
   46 #pragma pack(4)                                                 /* Make sure the structure stays as we defined it */
   47 typedef struct ppcBAT {
   48         unsigned int    upper;  /* Upper half of BAT */
   49         unsigned int    lower;  /* Lower half of BAT */
   50 } ppcBAT;
   51 #pragma pack()
   52 
   53 #pragma pack(4)                                                 /* Make sure the structure stays as we defined it */
   54 struct shadowBAT {
   55         ppcBAT  IBATs[MAX_BAT]; /* Instruction BATs */
   56         ppcBAT  DBATs[MAX_BAT]; /* Data BAT */
   57 };
   58 #pragma pack()
   59 
   60 extern struct shadowBAT shadow_BAT;     
   61 
   62 #endif /* _PPC_MEM_H_ */

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