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Diffstat (limited to 'include/asm-mips/pgtable.h')
-rw-r--r--include/asm-mips/pgtable.h29
1 files changed, 19 insertions, 10 deletions
diff --git a/include/asm-mips/pgtable.h b/include/asm-mips/pgtable.h
index cbd1672c94c..702a28fa7a3 100644
--- a/include/asm-mips/pgtable.h
+++ b/include/asm-mips/pgtable.h
@@ -8,8 +8,6 @@
#ifndef _ASM_PGTABLE_H
#define _ASM_PGTABLE_H
-#include <asm-generic/4level-fixup.h>
-
#include <linux/config.h>
#ifdef CONFIG_32BIT
#include <asm/pgtable-32.h>
@@ -18,8 +16,12 @@
#include <asm/pgtable-64.h>
#endif
+#include <asm/io.h>
#include <asm/pgtable-bits.h>
+struct mm_struct;
+struct vm_area_struct;
+
#define PAGE_NONE __pgprot(_PAGE_PRESENT | _CACHE_CACHABLE_NONCOHERENT)
#define PAGE_SHARED __pgprot(_PAGE_PRESENT | _PAGE_READ | _PAGE_WRITE | \
PAGE_CACHABLE_DEFAULT)
@@ -68,13 +70,14 @@ extern unsigned long zero_page_mask;
#define ZERO_PAGE(vaddr) \
(virt_to_page(empty_zero_page + (((unsigned long)(vaddr)) & zero_page_mask)))
+#define __HAVE_ARCH_MULTIPLE_ZERO_PAGE
+
extern void paging_init(void);
/*
* Conversion functions: convert a page and protection to a page entry,
* and a page entry and page directory to the page they refer to.
*/
-#define page_pte(page) page_pte_prot(page, __pgprot(0))
#define pmd_phys(pmd) (pmd_val(pmd) - PAGE_OFFSET)
#define pmd_page(pmd) (pfn_to_page(pmd_phys(pmd) >> PAGE_SHIFT))
#define pmd_page_kernel(pmd) pmd_val(pmd)
@@ -82,7 +85,7 @@ extern void paging_init(void);
#define pte_none(pte) (!(pte_val(pte) & ~_PAGE_GLOBAL))
#define pte_present(pte) (pte_val(pte) & _PAGE_PRESENT)
-#if defined(CONFIG_64BIT_PHYS_ADDR) && defined(CONFIG_CPU_MIPS32)
+#if defined(CONFIG_64BIT_PHYS_ADDR) && defined(CONFIG_CPU_MIPS32_R1)
static inline void set_pte(pte_t *ptep, pte_t pte)
{
ptep->pte_high = pte.pte_high;
@@ -146,11 +149,18 @@ static inline void pte_clear(struct mm_struct *mm, unsigned long addr, pte_t *pt
#endif
/*
- * (pmds are folded into pgds so this doesn't get actually called,
+ * (pmds are folded into puds so this doesn't get actually called,
* but the define is needed for a generic inline function.)
*/
#define set_pmd(pmdptr, pmdval) do { *(pmdptr) = (pmdval); } while(0)
-#define set_pgd(pgdptr, pgdval) do { *(pgdptr) = (pgdval); } while(0)
+
+#ifdef CONFIG_64BIT
+/*
+ * (puds are folded into pgds so this doesn't get actually called,
+ * but the define is needed for a generic inline function.)
+ */
+#define set_pud(pudptr, pudval) do { *(pudptr) = (pudval); } while(0)
+#endif
#define PGD_T_LOG2 ffz(~sizeof(pgd_t))
#define PMD_T_LOG2 ffz(~sizeof(pmd_t))
@@ -163,7 +173,7 @@ extern pgd_t swapper_pg_dir[PTRS_PER_PGD];
* Undefined behaviour if not..
*/
static inline int pte_user(pte_t pte) { BUG(); return 0; }
-#if defined(CONFIG_64BIT_PHYS_ADDR) && defined(CONFIG_CPU_MIPS32)
+#if defined(CONFIG_64BIT_PHYS_ADDR) && defined(CONFIG_CPU_MIPS32_R1)
static inline int pte_read(pte_t pte) { return (pte).pte_low & _PAGE_READ; }
static inline int pte_write(pte_t pte) { return (pte).pte_low & _PAGE_WRITE; }
static inline int pte_dirty(pte_t pte) { return (pte).pte_low & _PAGE_MODIFIED; }
@@ -322,7 +332,7 @@ static inline pgprot_t pgprot_noncached(pgprot_t _prot)
*/
#define mk_pte(page, pgprot) pfn_pte(page_to_pfn(page), (pgprot))
-#if defined(CONFIG_64BIT_PHYS_ADDR) && defined(CONFIG_CPU_MIPS32)
+#if defined(CONFIG_64BIT_PHYS_ADDR) && defined(CONFIG_CPU_MIPS32_R1)
static inline pte_t pte_modify(pte_t pte, pgprot_t newprot)
{
pte.pte_low &= _PAGE_CHG_MASK;
@@ -355,7 +365,6 @@ static inline void update_mmu_cache(struct vm_area_struct *vma,
#endif
#ifdef CONFIG_64BIT_PHYS_ADDR
-extern phys_t fixup_bigphys_addr(phys_t phys_addr, phys_t size);
extern int remap_pfn_range(struct vm_area_struct *vma, unsigned long from, unsigned long pfn, unsigned long size, pgprot_t prot);
static inline int io_remap_pfn_range(struct vm_area_struct *vma,
@@ -365,7 +374,7 @@ static inline int io_remap_pfn_range(struct vm_area_struct *vma,
pgprot_t prot)
{
phys_t phys_addr_high = fixup_bigphys_addr(pfn << PAGE_SHIFT, size);
- return remap_pfn_range(vma, vaddr, pfn, size, prot);
+ return remap_pfn_range(vma, vaddr, phys_addr_high >> PAGE_SHIFT, size, prot);
}
#else
#define io_remap_pfn_range(vma, vaddr, pfn, size, prot) \