/*
 * Copyright 2010, Ingo Weinhold, ingo_weinhold@gmx.de.
 * Distributed under the terms of the MIT License.
 */
#ifndef KERNEL_ARCH_M68K_PAGING_040_M68K_VM_TRANSLATION_MAP_040_H
#define KERNEL_ARCH_M68K_PAGING_040_M68K_VM_TRANSLATION_MAP_040_H


#include "paging/M68KVMTranslationMap.h"

struct M68KPagingStructures040;


struct M68KVMTranslationMap040 : M68KVMTranslationMap {
                                                                M68KVMTranslationMap040();
        virtual                                         ~M68KVMTranslationMap040();

                        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 M68KPagingStructures* PagingStructures() const;
        inline  M68KPagingStructures040* PagingStructures040() const
                                                                        { return fPagingStructures; }

        void*                                           MapperGetPageTableAt(
                                                                        phys_addr_t physicalAddress,
                                                                        bool indirect=false);

private:
                        M68KPagingStructures040* fPagingStructures;
};


#endif  // KERNEL_ARCH_M68K_PAGING_040_M68K_VM_TRANSLATION_MAP_040_H