1 | /* |
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2 | * @file page.h |
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3 | * |
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4 | * Copyright (C) 1998 Eric Valette (valette@crf.canon.fr) |
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5 | * Canon Centre Recherche France. |
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6 | * |
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7 | * The license and distribution terms for this file may be |
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8 | * found in the file LICENSE in this distribution or at |
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9 | * http://www.rtems.org/license/LICENSE. |
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10 | */ |
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11 | |
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12 | #ifndef _LIBCPU_i386_PAGE_H |
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13 | #define _LIBCPU_i386_PAGE_H |
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14 | |
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15 | #ifndef ASM |
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16 | |
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17 | #include <rtems/score/cpu.h> |
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18 | |
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19 | /* C declaration for paging management */ |
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20 | |
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21 | extern int _CPU_is_cache_enabled(void); |
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22 | extern int _CPU_is_paging_enabled(void); |
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23 | extern int init_paging(void); |
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24 | extern void _CPU_enable_paging(void); |
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25 | extern void _CPU_disable_paging(void); |
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26 | extern void _CPU_disable_cache(void); |
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27 | extern void _CPU_enable_cache(void); |
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28 | extern int _CPU_map_phys_address |
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29 | (void **mappedAddress, void *physAddress, |
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30 | int size, int flag); |
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31 | extern int _CPU_unmap_virt_address (void *mappedAddress, int size); |
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32 | extern int _CPU_change_memory_mapping_attribute |
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33 | (void **newAddress, void *mappedAddress, |
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34 | unsigned int size, unsigned int flag); |
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35 | extern int _CPU_display_memory_attribute(void); |
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36 | |
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37 | # endif /* ASM */ |
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38 | |
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39 | #endif |
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