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Annotation of hatari/src/cpu/uae/vm.h, revision 1.1

1.1     ! root        1: /*
        !             2:  * Multi-platform virtual memory functions for UAE.
        !             3:  * Copyright (C) 2015 Frode Solheim
        !             4:  *
        !             5:  * Licensed under the terms of the GNU General Public License version 2.
        !             6:  * See the file 'COPYING' for full license text.
        !             7:  */
        !             8: 
        !             9: #ifndef UAE_VM_H
        !            10: #define UAE_VM_H
        !            11: 
        !            12: #include "uae/types.h"
        !            13: 
        !            14: #define UAE_VM_WRITE 2
        !            15: #define UAE_VM_EXECUTE 4
        !            16: 
        !            17: #define UAE_VM_32BIT (1 << 8)
        !            18: #define UAE_VM_WRITE_WATCH (1 << 9)
        !            19: #define UAE_VM_ALLOC_FAILED NULL
        !            20: 
        !            21: /* Even though it looks like you can OR together vm protection values,
        !            22:  * do not do this. Not all combinations are supported (on Windows), and only
        !            23:  * a few combinations are implemented. Only use the following predefined
        !            24:  * constants to be safe. */
        !            25: 
        !            26: #define UAE_VM_NO_ACCESS 0
        !            27: #define UAE_VM_READ 1
        !            28: #define UAE_VM_READ_WRITE (UAE_VM_READ | UAE_VM_WRITE)
        !            29: #define UAE_VM_READ_EXECUTE (UAE_VM_READ | UAE_VM_EXECUTE)
        !            30: #define UAE_VM_READ_WRITE_EXECUTE (UAE_VM_READ | UAE_VM_WRITE | UAE_VM_EXECUTE)
        !            31: 
        !            32: #if 0
        !            33: void *uae_vm_alloc(uae_u32 size);
        !            34: void *uae_vm_alloc(uae_u32 size, int flags);
        !            35: #endif
        !            36: void *uae_vm_alloc(uae_u32 size, int flags, int protect);
        !            37: bool uae_vm_protect(void *address, int size, int protect);
        !            38: bool uae_vm_free(void *address, int size);
        !            39: 
        !            40: void *uae_vm_reserve(uae_u32 size, int flags);
        !            41: void *uae_vm_reserve_fixed(void *address, uae_u32 size, int flags);
        !            42: void *uae_vm_commit(void *address, uae_u32 size, int protect);
        !            43: bool uae_vm_decommit(void *address, uae_u32 size);
        !            44: 
        !            45: int uae_vm_page_size(void);
        !            46: 
        !            47: // void *uae_vm_alloc_with_flags(uae_u32 size, int protect, int flags);
        !            48: 
        !            49: #endif /* UAE_VM_H */

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