h8300: Assembly headers

Signed-off-by: Yoshinori Sato <ysato@users.sourceforge.jp>

arch/h8300/include/asm/pgtable.h

@@ -0,0 +1,49 @@
+#ifndef _H8300_PGTABLE_H
+#define _H8300_PGTABLE_H
+#include <asm-generic/pgtable-nopud.h>
+#include <asm-generic/pgtable.h>
+#define pgtable_cache_init()   do { } while (0)
+extern void paging_init(void);
+#define PAGE_NONE		__pgprot(0)    /* these mean nothing to NO_MM */
+#define PAGE_SHARED		__pgprot(0)    /* these mean nothing to NO_MM */
+#define PAGE_COPY		__pgprot(0)    /* these mean nothing to NO_MM */
+#define PAGE_READONLY	__pgprot(0)    /* these mean nothing to NO_MM */
+#define PAGE_KERNEL		__pgprot(0)    /* these mean nothing to NO_MM */
+#define __swp_type(x)		(0)
+#define __swp_offset(x)		(0)
+#define __swp_entry(typ, off)	((swp_entry_t) { ((typ) | ((off) << 7)) })
+#define __pte_to_swp_entry(pte)	((swp_entry_t) { pte_val(pte) })
+#define __swp_entry_to_pte(x)	((pte_t) { (x).val })
+#define kern_addr_valid(addr)	(1)
+#define pgprot_writecombine(prot)  (prot)
+#define pgprot_noncached pgprot_writecombine
+
+static inline int pte_file(pte_t pte) { return 0; }
+#define swapper_pg_dir ((pgd_t *) 0)
+/*
+ * ZERO_PAGE is a global shared page that is always zero: used
+ * for zero-mapped memory areas etc..
+ */
+#define ZERO_PAGE(vaddr)	(virt_to_page(0))
+
+/*
+ * These would be in other places but having them here reduces the diffs.
+ */
+extern unsigned int kobjsize(const void *objp);
+extern int is_in_rom(unsigned long);
+
+/*
+ * No page table caches to initialise
+ */
+#define pgtable_cache_init()   do { } while (0)
+
+/*
+ * All 32bit addresses are effectively valid for vmalloc...
+ * Sort of meaningless for non-VM targets.
+ */
+#define	VMALLOC_START	0
+#define	VMALLOC_END	0xffffffff
+
+#define arch_enter_lazy_cpu_mode()    do {} while (0)
+
+#endif /* _H8300_PGTABLE_H */