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  1. /*
  2.  * Copyright (c) 2001-2004 Jakub Jermar
  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 amd64
  30.  * @{
  31.  */
  32. /** @file
  33.  */
  34.  
  35. #ifndef KERN_amd64_TYPES_H_
  36. #define KERN_amd64_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 uint64_t size_t;
  49.  
  50. typedef uint64_t uintptr_t;
  51. typedef uint64_t pfn_t;
  52.  
  53. typedef uint64_t ipl_t;
  54.  
  55. typedef uint64_t unative_t;
  56. typedef int64_t native_t;
  57.  
  58. typedef struct {
  59. } fncptr_t;
  60.  
  61. /**< Formats for uintptr_t, size_t */
  62. #define PRIp "llx"
  63. #define PRIs "llu"
  64.  
  65. /**< Formats for (u)int8_t, (u)int16_t, (u)int32_t, (u)int64_t and (u)native_t */
  66. #define PRId8 "d"
  67. #define PRId16 "d"
  68. #define PRId32 "d"
  69. #define PRId64 "lld"
  70. #define PRIdn "lld"
  71.  
  72. #define PRIu8 "u"
  73. #define PRIu16 "u"
  74. #define PRIu32 "u"
  75. #define PRIu64 "llu"
  76. #define PRIun "llu"
  77.  
  78. #define PRIx8 "x"
  79. #define PRIx16 "x"
  80. #define PRIx32 "x"
  81. #define PRIx64 "llx"
  82. #define PRIxn "llx"
  83.  
  84. /** Page Table Entry. */
  85. typedef struct {
  86.     unsigned present : 1;
  87.     unsigned writeable : 1;
  88.     unsigned uaccessible : 1;
  89.     unsigned page_write_through : 1;
  90.     unsigned page_cache_disable : 1;
  91.     unsigned accessed : 1;
  92.     unsigned dirty : 1;
  93.     unsigned unused: 1;
  94.     unsigned global : 1;
  95.     unsigned soft_valid : 1;        /**< Valid content even if present bit is cleared. */
  96.     unsigned avl : 2;
  97.     unsigned addr_12_31 : 30;
  98.     unsigned addr_32_51 : 21;
  99.     unsigned no_execute : 1;
  100. } __attribute__ ((packed)) pte_t;
  101.  
  102. #endif
  103.  
  104. /** @}
  105.  */
  106.