/*
 * Copyright 2010, Ingo Weinhold, ingo_weinhold@gmx.de.
 * Distributed under the terms of the MIT License.
 */
#ifndef KERNEL_ARCH_X86_PAGING_32_BIT_X86_VM_TRANSLATION_MAP_32_BIT_H
#define KERNEL_ARCH_X86_PAGING_32_BIT_X86_VM_TRANSLATION_MAP_32_BIT_H


#include "paging/X86VMTranslationMap.h"


struct X86PagingStructures32Bit;


struct X86VMTranslationMap32Bit final : X86VMTranslationMap {
                                                                X86VMTranslationMap32Bit();
        virtual                                         ~X86VMTranslationMap32Bit();

                        status_t                        Init(bool kernel);

        virtual size_t                          MaxPagesNeededToMap(addr_t start,
                                                                        addr_t end) const;

        virtual status_t                        Map(addr_t virtualAddress,
                                                                        phys_addr_t physicalAddress,
                                                                        uint32 attributes, uint32 memoryType,
                                                                        vm_page_reservation* reservation);
        virtual status_t                        Unmap(addr_t start, addr_t end);

        virtual status_t                        UnmapPage(VMArea* area, addr_t address,
                                                                        bool updatePageQueue,
                                                                        bool deletingAddressSpace, uint32* _flags);
        virtual void                            UnmapPages(VMArea* area, addr_t base,
                                                                        size_t size, bool updatePageQueue,
                                                                        bool deletingAddressSpace);

        virtual status_t                        Query(addr_t virtualAddress,
                                                                        phys_addr_t* _physicalAddress,
                                                                        uint32* _flags);
        virtual status_t                        QueryInterrupt(addr_t virtualAddress,
                                                                        phys_addr_t* _physicalAddress,
                                                                        uint32* _flags);

        virtual status_t                        Protect(addr_t base, addr_t top,
                                                                        uint32 attributes, uint32 memoryType);

        virtual status_t                        ClearFlags(addr_t virtualAddress,
                                                                        uint32 flags);

        virtual bool                            ClearAccessedAndModified(
                                                                        VMArea* area, addr_t address,
                                                                        bool unmapIfUnaccessed,
                                                                        bool& _modified);

        virtual X86PagingStructures* PagingStructures() const;
        inline  X86PagingStructures32Bit* PagingStructures32Bit() const
                                                                        { return fPagingStructures; }

private:
                        X86PagingStructures32Bit* fPagingStructures;
};


#endif  // KERNEL_ARCH_X86_PAGING_32_BIT_X86_VM_TRANSLATION_MAP_32_BIT_H