osfmk/mach/ppc/vm_param.h

   1
   2 /*
   3  * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
   4  *
   5  * @APPLE_LICENSE_HEADER_START@
   6  *
   7  * The contents of this file constitute Original Code as defined in and
   8  * are subject to the Apple Public Source License Version 1.1 (the
   9  * "License").  You may not use this file except in compliance with the
  10  * License.  Please obtain a copy of the License at
  11  * http://www.apple.com/publicsource and read it before using this file.
  12  *
  13  * This Original Code and all software distributed under the License are
  14  * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  15  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  16  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  17  * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
  18  * License for the specific language governing rights and limitations
  19  * under the License.
  20  *
  21  * @APPLE_LICENSE_HEADER_END@
  22  */
  23 /*
  24  * @OSF_COPYRIGHT@
  25  */
  26 #ifndef _MACH_PPC_VM_PARAM_H_
  27 #define _MACH_PPC_VM_PARAM_H_
  28
  29 #define BYTE_SIZE       8       /* byte size in bits */
  30
  31 #define PPC_PGBYTES     4096    /* bytes per ppc page */
  32 #define PPC_PGSHIFT     12      /* number of bits to shift for pages */
  33
  34 #define VM_MAX_PAGE_ADDRESS     0xFFFFFFFFFFFFF000ULL
  35
  36 #define VM_MIN_ADDRESS  ((vm_offset_t) 0)
  37 #define VM_MAX_ADDRESS  ((vm_offset_t) (VM_MAX_PAGE_ADDRESS & 0xFFFFFFFF))
  38
  39 #define VM_MIN_KERNEL_ADDRESS   ((vm_offset_t) 0x00001000)
  40
  41 #define VM_MAX_KERNEL_ADDRESS   ((vm_offset_t) 0xDFFFFFFF)
  42
  43 #define USER_STACK_END  ((vm_offset_t) 0xffff0000U)
  44
  45 #define KERNEL_STACK_SIZE       (4 * PPC_PGBYTES)
  46 #define INTSTACK_SIZE           (5 * PPC_PGBYTES)
  47
  48 #endif  /* _PPC_VM_PARAM_H_ */