Merge git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6

[linux-2.6-omap-h63xx.git] / include / asm-powerpc / pgtable-4k.h

diff --git a/include/asm-powerpc/pgtable-4k.h b/include/asm-powerpc/pgtable-4k.h
index b2e18629932a3870c976b3a037f7a4d35a7dc4c1..818e2abc81e2ee435c82854b1abdbcceb29ffcfc 100644 (file)
--- a/include/asm-powerpc/pgtable-4k.h
+++ b/include/asm-powerpc/pgtable-4k.h
@@ -1,3 +1,5 @@
+#ifndef _ASM_POWERPC_PGTABLE_4K_H
+#define _ASM_POWERPC_PGTABLE_4K_H
 /*
  * Entries per page directory level.  The PTE level must use a 64b record
  * for each page table entry.  The PMD and PGD level use a 32b record for
@@ -8,10 +10,12 @@
 #define PUD_INDEX_SIZE  7
 #define PGD_INDEX_SIZE  9
 
+#ifndef __ASSEMBLY__
 #define PTE_TABLE_SIZE (sizeof(pte_t) << PTE_INDEX_SIZE)
 #define PMD_TABLE_SIZE (sizeof(pmd_t) << PMD_INDEX_SIZE)
 #define PUD_TABLE_SIZE (sizeof(pud_t) << PUD_INDEX_SIZE)
 #define PGD_TABLE_SIZE (sizeof(pgd_t) << PGD_INDEX_SIZE)
+#endif /* __ASSEMBLY__ */
 
 #define PTRS_PER_PTE   (1 << PTE_INDEX_SIZE)
 #define PTRS_PER_PMD   (1 << PMD_INDEX_SIZE)
@@ -78,6 +82,12 @@
 
 #define pte_iterate_hashed_end() } while(0)
 
+#ifdef CONFIG_PPC_HAS_HASH_64K
+#define pte_pagesize_index(mm, addr, pte)      get_slice_psize(mm, addr)
+#else
+#define pte_pagesize_index(mm, addr, pte)      MMU_PAGE_4K
+#endif
+
 /*
  * 4-level page tables related bits
  */
@@ -86,11 +96,16 @@
 #define pgd_bad(pgd)           (pgd_val(pgd) == 0)
 #define pgd_present(pgd)       (pgd_val(pgd) != 0)
 #define pgd_clear(pgdp)                (pgd_val(*(pgdp)) = 0)
-#define pgd_page(pgd)          (pgd_val(pgd) & ~PGD_MASKED_BITS)
+#define pgd_page_vaddr(pgd)    (pgd_val(pgd) & ~PGD_MASKED_BITS)
+#define pgd_page(pgd)          virt_to_page(pgd_page_vaddr(pgd))
 
 #define pud_offset(pgdp, addr) \
-  (((pud_t *) pgd_page(*(pgdp))) + \
+  (((pud_t *) pgd_page_vaddr(*(pgdp))) + \
     (((addr) >> PUD_SHIFT) & (PTRS_PER_PUD - 1)))
 
 #define pud_ERROR(e) \
        printk("%s:%d: bad pud %08lx.\n", __FILE__, __LINE__, pud_val(e))
+
+#define remap_4k_pfn(vma, addr, pfn, prot)     \
+       remap_pfn_range((vma), (addr), (pfn), PAGE_SIZE, (prot))
+#endif /* _ASM_POWERPC_PGTABLE_4K_H */