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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. /** @addtogroup ppc32  
  30.  * @{
  31.  */
  32. /** @file
  33.  */
  34.  
  35. #ifndef KERN_ppc32_TYPES_H_
  36. #define KERN_ppc32_TYPES_H_
  37.  
  38. typedef signed char int8_t;
  39. typedef signed short int16_t;
  40. typedef signed int int32_t;
  41. typedef signed long long int64_t;
  42.  
  43. typedef unsigned char uint8_t;
  44. typedef unsigned short uint16_t;
  45. typedef unsigned int uint32_t;
  46. typedef unsigned long long uint64_t;
  47.  
  48. typedef uint32_t size_t;
  49. typedef uint32_t count_t;
  50. typedef uint32_t index_t;
  51.  
  52. typedef uint32_t uintptr_t;
  53. typedef uint32_t pfn_t;
  54.  
  55. typedef uint32_t ipl_t;
  56.  
  57. typedef uint32_t unative_t;
  58. typedef int32_t native_t;
  59.  
  60. /**< Formats for uintptr_t, size_t, count_t and index_t */
  61. #define PRIp "x"
  62. #define PRIs "u"
  63. #define PRIc "u"
  64. #define PRIi "u"
  65.  
  66. /**< Formats for (u)int8_t, (u)int16_t, (u)int32_t, (u)int64_t and (u)native_t */
  67. #define PRId8 "d"
  68. #define PRId16 "d"
  69. #define PRId32 "d"
  70. #define PRId64 "lld"
  71. #define PRIdn "d"
  72.  
  73. #define PRIu8 "u"
  74. #define PRIu16 "u"
  75. #define PRIu32 "u"
  76. #define PRIu64 "llu"
  77. #define PRIun "u"
  78.  
  79. #define PRIx8 "x"
  80. #define PRIx16 "x"
  81. #define PRIx32 "x"
  82. #define PRIx64 "llx"
  83. #define PRIxn "x"
  84.  
  85. /** Page Table Entry. */
  86. typedef struct {
  87.     unsigned present : 1;             /**< Present bit. */
  88.     unsigned page_write_through : 1;  /**< Write thought caching. */
  89.     unsigned page_cache_disable : 1;  /**< No caching. */
  90.     unsigned accessed : 1;            /**< Accessed bit. */
  91.     unsigned global : 1;              /**< Global bit. */
  92.     unsigned valid : 1;               /**< Valid content even if not present. */
  93.     unsigned pfn : 20;                /**< Physical frame number. */
  94. } pte_t;
  95.  
  96. #endif
  97.  
  98. /** @}
  99.  */
  100.