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-rw-r--r--include/asm-x86/pgtable_64.h285
1 files changed, 0 insertions, 285 deletions
diff --git a/include/asm-x86/pgtable_64.h b/include/asm-x86/pgtable_64.h
deleted file mode 100644
index fde9770..0000000
--- a/include/asm-x86/pgtable_64.h
+++ /dev/null
@@ -1,285 +0,0 @@
-#ifndef ASM_X86__PGTABLE_64_H
-#define ASM_X86__PGTABLE_64_H
-
-#include <linux/const.h>
-#ifndef __ASSEMBLY__
-
-/*
- * This file contains the functions and defines necessary to modify and use
- * the x86-64 page table tree.
- */
-#include <asm/processor.h>
-#include <linux/bitops.h>
-#include <linux/threads.h>
-#include <asm/pda.h>
-
-extern pud_t level3_kernel_pgt[512];
-extern pud_t level3_ident_pgt[512];
-extern pmd_t level2_kernel_pgt[512];
-extern pmd_t level2_fixmap_pgt[512];
-extern pmd_t level2_ident_pgt[512];
-extern pgd_t init_level4_pgt[];
-
-#define swapper_pg_dir init_level4_pgt
-
-extern void paging_init(void);
-
-#endif /* !__ASSEMBLY__ */
-
-#define SHARED_KERNEL_PMD 0
-
-/*
- * PGDIR_SHIFT determines what a top-level page table entry can map
- */
-#define PGDIR_SHIFT 39
-#define PTRS_PER_PGD 512
-
-/*
- * 3rd level page
- */
-#define PUD_SHIFT 30
-#define PTRS_PER_PUD 512
-
-/*
- * PMD_SHIFT determines the size of the area a middle-level
- * page table can map
- */
-#define PMD_SHIFT 21
-#define PTRS_PER_PMD 512
-
-/*
- * entries per page directory level
- */
-#define PTRS_PER_PTE 512
-
-#ifndef __ASSEMBLY__
-
-#define pte_ERROR(e) \
- printk("%s:%d: bad pte %p(%016lx).\n", \
- __FILE__, __LINE__, &(e), pte_val(e))
-#define pmd_ERROR(e) \
- printk("%s:%d: bad pmd %p(%016lx).\n", \
- __FILE__, __LINE__, &(e), pmd_val(e))
-#define pud_ERROR(e) \
- printk("%s:%d: bad pud %p(%016lx).\n", \
- __FILE__, __LINE__, &(e), pud_val(e))
-#define pgd_ERROR(e) \
- printk("%s:%d: bad pgd %p(%016lx).\n", \
- __FILE__, __LINE__, &(e), pgd_val(e))
-
-#define pgd_none(x) (!pgd_val(x))
-#define pud_none(x) (!pud_val(x))
-
-struct mm_struct;
-
-void set_pte_vaddr_pud(pud_t *pud_page, unsigned long vaddr, pte_t new_pte);
-
-
-static inline void native_pte_clear(struct mm_struct *mm, unsigned long addr,
- pte_t *ptep)
-{
- *ptep = native_make_pte(0);
-}
-
-static inline void native_set_pte(pte_t *ptep, pte_t pte)
-{
- *ptep = pte;
-}
-
-static inline void native_set_pte_atomic(pte_t *ptep, pte_t pte)
-{
- native_set_pte(ptep, pte);
-}
-
-static inline pte_t native_ptep_get_and_clear(pte_t *xp)
-{
-#ifdef CONFIG_SMP
- return native_make_pte(xchg(&xp->pte, 0));
-#else
- /* native_local_ptep_get_and_clear,
- but duplicated because of cyclic dependency */
- pte_t ret = *xp;
- native_pte_clear(NULL, 0, xp);
- return ret;
-#endif
-}
-
-static inline void native_set_pmd(pmd_t *pmdp, pmd_t pmd)
-{
- *pmdp = pmd;
-}
-
-static inline void native_pmd_clear(pmd_t *pmd)
-{
- native_set_pmd(pmd, native_make_pmd(0));
-}
-
-static inline void native_set_pud(pud_t *pudp, pud_t pud)
-{
- *pudp = pud;
-}
-
-static inline void native_pud_clear(pud_t *pud)
-{
- native_set_pud(pud, native_make_pud(0));
-}
-
-static inline void native_set_pgd(pgd_t *pgdp, pgd_t pgd)
-{
- *pgdp = pgd;
-}
-
-static inline void native_pgd_clear(pgd_t *pgd)
-{
- native_set_pgd(pgd, native_make_pgd(0));
-}
-
-#define pte_same(a, b) ((a).pte == (b).pte)
-
-#endif /* !__ASSEMBLY__ */
-
-#define PMD_SIZE (_AC(1, UL) << PMD_SHIFT)
-#define PMD_MASK (~(PMD_SIZE - 1))
-#define PUD_SIZE (_AC(1, UL) << PUD_SHIFT)
-#define PUD_MASK (~(PUD_SIZE - 1))
-#define PGDIR_SIZE (_AC(1, UL) << PGDIR_SHIFT)
-#define PGDIR_MASK (~(PGDIR_SIZE - 1))
-
-
-#define MAXMEM _AC(0x00003fffffffffff, UL)
-#define VMALLOC_START _AC(0xffffc20000000000, UL)
-#define VMALLOC_END _AC(0xffffe1ffffffffff, UL)
-#define VMEMMAP_START _AC(0xffffe20000000000, UL)
-#define MODULES_VADDR _AC(0xffffffffa0000000, UL)
-#define MODULES_END _AC(0xffffffffff000000, UL)
-#define MODULES_LEN (MODULES_END - MODULES_VADDR)
-
-#ifndef __ASSEMBLY__
-
-static inline int pgd_bad(pgd_t pgd)
-{
- return (pgd_val(pgd) & ~(PTE_PFN_MASK | _PAGE_USER)) != _KERNPG_TABLE;
-}
-
-static inline int pud_bad(pud_t pud)
-{
- return (pud_val(pud) & ~(PTE_PFN_MASK | _PAGE_USER)) != _KERNPG_TABLE;
-}
-
-static inline int pmd_bad(pmd_t pmd)
-{
- return (pmd_val(pmd) & ~(PTE_PFN_MASK | _PAGE_USER)) != _KERNPG_TABLE;
-}
-
-#define pte_none(x) (!pte_val((x)))
-#define pte_present(x) (pte_val((x)) & (_PAGE_PRESENT | _PAGE_PROTNONE))
-
-#define pages_to_mb(x) ((x) >> (20 - PAGE_SHIFT)) /* FIXME: is this right? */
-
-/*
- * Macro to mark a page protection value as "uncacheable".
- */
-#define pgprot_noncached(prot) \
- (__pgprot(pgprot_val((prot)) | _PAGE_PCD | _PAGE_PWT))
-
-/*
- * Conversion functions: convert a page and protection to a page entry,
- * and a page entry and page directory to the page they refer to.
- */
-
-/*
- * Level 4 access.
- */
-#define pgd_page_vaddr(pgd) \
- ((unsigned long)__va((unsigned long)pgd_val((pgd)) & PTE_PFN_MASK))
-#define pgd_page(pgd) (pfn_to_page(pgd_val((pgd)) >> PAGE_SHIFT))
-#define pgd_present(pgd) (pgd_val(pgd) & _PAGE_PRESENT)
-static inline int pgd_large(pgd_t pgd) { return 0; }
-#define mk_kernel_pgd(address) __pgd((address) | _KERNPG_TABLE)
-
-/* PUD - Level3 access */
-/* to find an entry in a page-table-directory. */
-#define pud_page_vaddr(pud) \
- ((unsigned long)__va(pud_val((pud)) & PHYSICAL_PAGE_MASK))
-#define pud_page(pud) (pfn_to_page(pud_val((pud)) >> PAGE_SHIFT))
-#define pud_index(address) (((address) >> PUD_SHIFT) & (PTRS_PER_PUD - 1))
-#define pud_offset(pgd, address) \
- ((pud_t *)pgd_page_vaddr(*(pgd)) + pud_index((address)))
-#define pud_present(pud) (pud_val((pud)) & _PAGE_PRESENT)
-
-static inline int pud_large(pud_t pte)
-{
- return (pud_val(pte) & (_PAGE_PSE | _PAGE_PRESENT)) ==
- (_PAGE_PSE | _PAGE_PRESENT);
-}
-
-/* PMD - Level 2 access */
-#define pmd_page_vaddr(pmd) ((unsigned long) __va(pmd_val((pmd)) & PTE_PFN_MASK))
-#define pmd_page(pmd) (pfn_to_page(pmd_val((pmd)) >> PAGE_SHIFT))
-
-#define pmd_index(address) (((address) >> PMD_SHIFT) & (PTRS_PER_PMD - 1))
-#define pmd_offset(dir, address) ((pmd_t *)pud_page_vaddr(*(dir)) + \
- pmd_index(address))
-#define pmd_none(x) (!pmd_val((x)))
-#define pmd_present(x) (pmd_val((x)) & _PAGE_PRESENT)
-#define pfn_pmd(nr, prot) (__pmd(((nr) << PAGE_SHIFT) | pgprot_val((prot))))
-#define pmd_pfn(x) ((pmd_val((x)) & __PHYSICAL_MASK) >> PAGE_SHIFT)
-
-#define pte_to_pgoff(pte) ((pte_val((pte)) & PHYSICAL_PAGE_MASK) >> PAGE_SHIFT)
-#define pgoff_to_pte(off) ((pte_t) { .pte = ((off) << PAGE_SHIFT) | \
- _PAGE_FILE })
-#define PTE_FILE_MAX_BITS __PHYSICAL_MASK_SHIFT
-
-/* PTE - Level 1 access. */
-
-/* page, protection -> pte */
-#define mk_pte(page, pgprot) pfn_pte(page_to_pfn((page)), (pgprot))
-
-#define pte_index(address) (((address) >> PAGE_SHIFT) & (PTRS_PER_PTE - 1))
-#define pte_offset_kernel(dir, address) ((pte_t *) pmd_page_vaddr(*(dir)) + \
- pte_index((address)))
-
-/* x86-64 always has all page tables mapped. */
-#define pte_offset_map(dir, address) pte_offset_kernel((dir), (address))
-#define pte_offset_map_nested(dir, address) pte_offset_kernel((dir), (address))
-#define pte_unmap(pte) /* NOP */
-#define pte_unmap_nested(pte) /* NOP */
-
-#define update_mmu_cache(vma, address, pte) do { } while (0)
-
-extern int direct_gbpages;
-
-/* Encode and de-code a swap entry */
-#define __swp_type(x) (((x).val >> 1) & 0x3f)
-#define __swp_offset(x) ((x).val >> 8)
-#define __swp_entry(type, offset) ((swp_entry_t) { ((type) << 1) | \
- ((offset) << 8) })
-#define __pte_to_swp_entry(pte) ((swp_entry_t) { pte_val((pte)) })
-#define __swp_entry_to_pte(x) ((pte_t) { .pte = (x).val })
-
-extern int kern_addr_valid(unsigned long addr);
-extern void cleanup_highmap(void);
-
-#define io_remap_pfn_range(vma, vaddr, pfn, size, prot) \
- remap_pfn_range(vma, vaddr, pfn, size, prot)
-
-#define HAVE_ARCH_UNMAPPED_AREA
-#define HAVE_ARCH_UNMAPPED_AREA_TOPDOWN
-
-#define pgtable_cache_init() do { } while (0)
-#define check_pgt_cache() do { } while (0)
-
-#define PAGE_AGP PAGE_KERNEL_NOCACHE
-#define HAVE_PAGE_AGP 1
-
-/* fs/proc/kcore.c */
-#define kc_vaddr_to_offset(v) ((v) & __VIRTUAL_MASK)
-#define kc_offset_to_vaddr(o) \
- (((o) & (1UL << (__VIRTUAL_MASK_SHIFT - 1))) \
- ? ((o) | ~__VIRTUAL_MASK) \
- : (o))
-
-#define __HAVE_ARCH_PTE_SAME
-#endif /* !__ASSEMBLY__ */
-
-#endif /* ASM_X86__PGTABLE_64_H */
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