Subversion Repositories HelenOS-historic

Rev

Rev 1423 | Go to most recent revision | Blame | Compare with Previous | Last modification | View Log | Download | RSS feed

  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 __ppc64_PAGE_H__
  30. #define __ppc64_PAGE_H__
  31.  
  32. #include <arch/mm/frame.h>
  33.  
  34. #define PAGE_WIDTH  FRAME_WIDTH
  35. #define PAGE_SIZE   FRAME_SIZE
  36.  
  37. #ifdef KERNEL
  38.  
  39. #ifndef __ASM__
  40. #   define KA2PA(x) (((__address) (x)) - 0x80000000)
  41. #   define PA2KA(x) (((__address) (x)) + 0x80000000)
  42. #else
  43. #   define KA2PA(x) ((x) - 0x80000000)
  44. #   define PA2KA(x) ((x) + 0x80000000)
  45. #endif
  46.  
  47. #define PTL0_ENTRIES_ARCH       0
  48. #define PTL1_ENTRIES_ARCH       0
  49. #define PTL2_ENTRIES_ARCH       0
  50. #define PTL3_ENTRIES_ARCH       0
  51.  
  52. #define PTL0_INDEX_ARCH(vaddr)      0
  53. #define PTL1_INDEX_ARCH(vaddr)      0
  54. #define PTL2_INDEX_ARCH(vaddr)      0
  55. #define PTL3_INDEX_ARCH(vaddr)      0
  56.  
  57. #define SET_PTL0_ADDRESS_ARCH(ptl0)
  58.  
  59. #define GET_PTL1_ADDRESS_ARCH(ptl0, i)      ((pte_t *) 0)
  60. #define GET_PTL2_ADDRESS_ARCH(ptl1, i)      ((pte_t *) 0)
  61. #define GET_PTL3_ADDRESS_ARCH(ptl2, i)      ((pte_t *) 0)
  62. #define GET_FRAME_ADDRESS_ARCH(ptl3, i)     ((pte_t *) 0)
  63.  
  64. #define SET_PTL1_ADDRESS_ARCH(ptl0, i, a)
  65. #define SET_PTL2_ADDRESS_ARCH(ptl1, i, a)
  66. #define SET_PTL3_ADDRESS_ARCH(ptl2, i, a)
  67. #define SET_FRAME_ADDRESS_ARCH(ptl3, i, a)
  68.  
  69. #define GET_PTL1_FLAGS_ARCH(ptl0, i)        0
  70. #define GET_PTL2_FLAGS_ARCH(ptl1, i)        0
  71. #define GET_PTL3_FLAGS_ARCH(ptl2, i)        0
  72. #define GET_FRAME_FLAGS_ARCH(ptl3, i)       0
  73.  
  74. #define SET_PTL1_FLAGS_ARCH(ptl0, i, x)
  75. #define SET_PTL2_FLAGS_ARCH(ptl1, i, x)
  76. #define SET_PTL3_FLAGS_ARCH(ptl2, i, x)
  77. #define SET_FRAME_FLAGS_ARCH(ptl3, i, x)
  78.  
  79. #define PTE_VALID_ARCH(p)       1
  80. #define PTE_PRESENT_ARCH(p)     1
  81. #define PTE_GET_FRAME_ARCH(p)       0
  82.  
  83. #ifndef __ASM__
  84.  
  85. #include <mm/page.h>
  86. #include <arch/mm/frame.h>
  87. #include <arch/types.h>
  88.  
  89. extern void page_arch_init(void);
  90.  
  91. #endif /* __ASM__ */
  92.  
  93. #endif /* KERNEL */
  94.  
  95. #endif
  96.