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  1. /*
  2.  * Copyright (C) 2005 Martin Decky
  3.  * All rights reserved.
  4.  *
  5.  * Redistribution and use in source and binary forms, with or without
  6.  * modification, are permitted provided that the following conditions
  7.  * are met:
  8.  *
  9.  * - Redistributions of source code must retain the above copyright
  10.  *   notice, this list of conditions and the following disclaimer.
  11.  * - Redistributions in binary form must reproduce the above copyright
  12.  *   notice, this list of conditions and the following disclaimer in the
  13.  *   documentation and/or other materials provided with the distribution.
  14.  * - The name of the author may not be used to endorse or promote products
  15.  *   derived from this software without specific prior written permission.
  16.  *
  17.  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  18.  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  19.  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  20.  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  21.  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  22.  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  23.  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  24.  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  25.  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  26.  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  27.  */
  28.  
  29. #ifndef __ppc32_TYPES_H__
  30. #define __ppc32_TYPES_H__
  31.  
  32. #define NULL 0
  33.  
  34. typedef signed char __s8;
  35. typedef signed short __s16;
  36. typedef signed long __s32;
  37. typedef signed long long __s64;
  38.  
  39. typedef unsigned char __u8;
  40. typedef unsigned short __u16;
  41. typedef unsigned int __u32;
  42. typedef unsigned long long __u64;
  43.  
  44. typedef __u32 __address;
  45. typedef __u32 pfn_t;
  46.  
  47. typedef __u32 ipl_t;
  48.  
  49. typedef __u32 __native;
  50.  
  51. /** Page Table Entry. */
  52. typedef struct {
  53.     unsigned p : 1;       /**< Present bit. */
  54.     unsigned a : 1;       /**< Accessed bit. */
  55.     unsigned g : 1;       /**< Global bit. */
  56.     unsigned valid : 1;   /**< Valid content even if not present. */
  57.     unsigned pfn : 20;    /**< Physical frame number. */
  58. } pte_t;
  59.  
  60. #endif
  61.