Subversion Repositories HelenOS

Rev

Rev 3098 | Blame | Compare with Previous | Last modification | View Log | Download | RSS feed

  1. /*
  2.  * Copyright (c) 2003-2004 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 mips32 
  30.  * @{
  31.  */
  32. /** @file
  33.  */
  34.  
  35. #ifndef KERN_mips32_TYPES_H_
  36. #define KERN_mips32_TYPES_H_
  37.  
  38. typedef signed char int8_t;
  39. typedef signed short int16_t;
  40. typedef signed long 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 long 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. #define PRIp "x"    /**< Format for uintptr_t. */
  61. #define PRIs "u"    /**< Format for size_t. */
  62. #define PRIc "u"    /**< Format for count_t. */
  63. #define PRIi "u"    /**< Format for index_t. */
  64.  
  65. #define PRId8 "d"   /**< Format for int8_t. */
  66. #define PRId16 "d"  /**< Format for int16_t. */
  67. #define PRId32 "ld" /**< Format for int32_t. */
  68. #define PRId64 "lld"    /**< Format for int64_t. */
  69. #define PRIdn "d"   /**< Format for native_t. */
  70.  
  71. #define PRIu8 "u"   /**< Format for uint8_t. */
  72. #define PRIu16 "u"  /**< Format for uint16_t. */
  73. #define PRIu32 "u"  /**< Format for uint32_t. */
  74. #define PRIu64 "llu"    /**< Format for uint64_t. */
  75. #define PRIun "u"   /**< Format for unative_t. */
  76.  
  77. #define PRIx8 "x"   /**< Format for hexadecimal (u)int8_t. */
  78. #define PRIx16 "x"  /**< Format for hexadecimal (u)int16_t. */
  79. #define PRIx32 "x"  /**< Format for hexadecimal (u)uint32_t. */
  80. #define PRIx64 "llx"    /**< Format for hexadecimal (u)int64_t. */
  81. #define PRIxn "x"   /**< Format for hexadecimal (u)native_t. */
  82.  
  83. /** Page Table Entry. */
  84. typedef struct {
  85.     unsigned g : 1;         /**< Global bit. */
  86.     unsigned p : 1;         /**< Present bit. */
  87.     unsigned d : 1;         /**< Dirty bit. */
  88.     unsigned cacheable : 1;     /**< Cacheable bit. */
  89.     unsigned : 1;           /**< Unused. */
  90.     unsigned soft_valid : 1;    /**< Valid content even if not present. */
  91.     unsigned pfn : 24;      /**< Physical frame number. */
  92.     unsigned w : 1;         /**< Page writable bit. */
  93.     unsigned a : 1;         /**< Accessed bit. */
  94. } pte_t;
  95.  
  96. #endif
  97.  
  98. /** @}
  99.  */
  100.