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authorRussell King <rmk@dyn-67.arm.linux.org.uk>2006-08-21 17:06:38 +0100
committerRussell King <rmk+kernel@arm.linux.org.uk>2006-09-20 14:58:35 +0100
commit1b2e2b73b4c84c918686c04a00724197036c0847 (patch)
treed0b2d703573dbe5a7f3d6d647b51a3137e039007 /arch/arm/mm/mm.h
parente478bec0ba0a83a48a0f6982934b6de079e7e6b3 (diff)
[ARM] Cleanup arch/arm/mm a little
Move top_pmd into arch/arm/mm/mm.h - nothing outside arch/arm/mm references it. Move the repeated definition of TOP_PTE into mm/mm.h, as well as a few function prototypes. Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/mm/mm.h')
-rw-r--r--arch/arm/mm/mm.h19
1 files changed, 19 insertions, 0 deletions
diff --git a/arch/arm/mm/mm.h b/arch/arm/mm/mm.h
new file mode 100644
index 00000000000..8d73ffbce8d
--- /dev/null
+++ b/arch/arm/mm/mm.h
@@ -0,0 +1,19 @@
+/* the upper-most page table pointer */
+extern pmd_t *top_pmd;
+
+#define TOP_PTE(x) pte_offset_kernel(top_pmd, x)
+
+static inline pmd_t *pmd_off(pgd_t *pgd, unsigned long virt)
+{
+ return pmd_offset(pgd, virt);
+}
+
+static inline pmd_t *pmd_off_k(unsigned long virt)
+{
+ return pmd_off(pgd_offset_k(virt), virt);
+}
+
+struct map_desc;
+
+void __init build_mem_type_table(void);
+void __init create_mapping(struct map_desc *md);