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/*
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/*
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 * Implementation of generic 4-level page table interface.
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 * Implementation of generic 4-level page table interface.
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 * IA-32 has 2-level page tables, so PTL1 and PTL2 are left out.
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 * IA-32 has 2-level page tables, so PTL1 and PTL2 are left out.
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 */
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 */
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#define PTL0_ENTRIES_ARCH   1024
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#define PTL1_ENTRIES_ARCH   0
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#define PTL2_ENTRIES_ARCH   0
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#define PTL3_ENTRIES_ARCH   1024
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#define PTL0_INDEX_ARCH(vaddr)  (((vaddr)>>22)&0x3ff)
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#define PTL0_INDEX_ARCH(vaddr)  (((vaddr)>>22)&0x3ff)
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#define PTL1_INDEX_ARCH(vaddr)  0
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#define PTL1_INDEX_ARCH(vaddr)  0
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#define PTL2_INDEX_ARCH(vaddr)  0
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#define PTL2_INDEX_ARCH(vaddr)  0
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#define PTL3_INDEX_ARCH(vaddr)  (((vaddr)>>12)&0x3ff)
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#define PTL3_INDEX_ARCH(vaddr)  (((vaddr)>>12)&0x3ff)
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#define SET_PTL1_FLAGS_ARCH(ptl0, i, x)     set_pt_flags((pte_t *)(ptl0), (index_t)(i), (x))
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#define SET_PTL1_FLAGS_ARCH(ptl0, i, x)     set_pt_flags((pte_t *)(ptl0), (index_t)(i), (x))
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#define SET_PTL2_FLAGS_ARCH(ptl1, i, x)
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#define SET_PTL2_FLAGS_ARCH(ptl1, i, x)
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#define SET_PTL3_FLAGS_ARCH(ptl2, i, x)
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#define SET_PTL3_FLAGS_ARCH(ptl2, i, x)
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#define SET_FRAME_FLAGS_ARCH(ptl3, i, x)    set_pt_flags((pte_t *)(ptl3), (index_t)(i), (x))
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#define SET_FRAME_FLAGS_ARCH(ptl3, i, x)    set_pt_flags((pte_t *)(ptl3), (index_t)(i), (x))
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#define PTE_VALID_ARCH(p)           (*((__u32 *) (p)) != 0)
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#ifndef __ASM__
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#ifndef __ASM__
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#include <mm/page.h>
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#include <mm/page.h>
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#include <arch/types.h>
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#include <arch/types.h>
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#include <arch/mm/frame.h>
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#include <arch/mm/frame.h>