#ifdef __KERNEL__
#define PHYSICAL_PAGE_MASK (PAGE_MASK & __PHYSICAL_MASK)
-#define PTE_MASK PHYSICAL_PAGE_MASK
+#define PTE_MASK (_AT(long, PHYSICAL_PAGE_MASK))
-#define LARGE_PAGE_SIZE (_AC(1,UL) << PMD_SHIFT)
-#define LARGE_PAGE_MASK (~(LARGE_PAGE_SIZE-1))
+#define PMD_PAGE_SIZE (_AC(1, UL) << PMD_SHIFT)
+#define PMD_PAGE_MASK (~(PMD_PAGE_SIZE-1))
#define HPAGE_SHIFT PMD_SHIFT
#define HPAGE_SIZE (_AC(1,UL) << HPAGE_SHIFT)
#ifndef __ASSEMBLY__
+
+extern int page_is_ram(unsigned long pagenr);
+extern int devmem_is_allowed(unsigned long pagenr);
+
+extern unsigned long max_pfn_mapped;
+
struct page;
-static void inline clear_user_page(void *page, unsigned long vaddr,
+static inline void clear_user_page(void *page, unsigned long vaddr,
struct page *pg)
{
clear_page(page);
}
-static void inline copy_user_page(void *to, void *from, unsigned long vaddr,
+static inline void copy_user_page(void *to, void *from, unsigned long vaddr,
struct page *topage)
{
copy_page(to, from);
}
#else /* PAGETABLE_LEVELS == 3 */
#include <asm-generic/pgtable-nopud.h>
+
+static inline pudval_t native_pud_val(pud_t pud)
+{
+ return native_pgd_val(pud.pgd);
+}
#endif /* PAGETABLE_LEVELS == 4 */
typedef struct { pmdval_t pmd; } pmd_t;
}
#else /* PAGETABLE_LEVELS == 2 */
#include <asm-generic/pgtable-nopmd.h>
+
+static inline pmdval_t native_pmd_val(pmd_t pmd)
+{
+ return native_pgd_val(pmd.pud.pgd);
+}
#endif /* PAGETABLE_LEVELS >= 3 */
+static inline pte_t native_make_pte(pteval_t val)
+{
+ return (pte_t) { .pte = val };
+}
+
+static inline pteval_t native_pte_val(pte_t pte)
+{
+ return pte.pte;
+}
+
#define pgprot_val(x) ((x).pgprot)
#define __pgprot(x) ((pgprot_t) { (x) } )