initial_commit

1 files changed, 27 insertions, 0 deletions

diff --git a/arch/arm/mm/mm.h b/arch/arm/mm/mm.h
new file mode 100644
index 00000000..5b3d7d54
--- /dev/null
+++ b/arch/arm/mm/mm.h
@@ -0,0 +1,27 @@
+#ifdef CONFIG_MMU
+
+/* 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_k(unsigned long virt)
+{
+	return pmd_offset(pud_offset(pgd_offset_k(virt), virt), virt);
+}
+
+struct mem_type {
+	pteval_t prot_pte;
+	unsigned int prot_l1;
+	unsigned int prot_sect;
+	unsigned int domain;
+};
+
+const struct mem_type *get_mem_type(unsigned int type);
+
+extern void __flush_dcache_page(struct address_space *mapping, struct page *page);
+
+#endif
+
+void __init bootmem_init(void);
+void arm_mm_memblock_reserve(void);