1 #ifndef _H8300_PGTABLE_H 2 #define _H8300_PGTABLE_H 3 #include <asm-generic/pgtable-nopud.h> 4 #include <asm-generic/pgtable.h> 5 #define pgtable_cache_init() do { } while (0) 6 extern void paging_init(void); 7 #define PAGE_NONE __pgprot(0) /* these mean nothing to NO_MM */ 8 #define PAGE_SHARED __pgprot(0) /* these mean nothing to NO_MM */ 9 #define PAGE_COPY __pgprot(0) /* these mean nothing to NO_MM */ 10 #define PAGE_READONLY __pgprot(0) /* these mean nothing to NO_MM */ 11 #define PAGE_KERNEL __pgprot(0) /* these mean nothing to NO_MM */ 12 #define __swp_type(x) (0) 13 #define __swp_offset(x) (0) 14 #define __swp_entry(typ, off) ((swp_entry_t) { ((typ) | ((off) << 7)) }) 15 #define __pte_to_swp_entry(pte) ((swp_entry_t) { pte_val(pte) }) 16 #define __swp_entry_to_pte(x) ((pte_t) { (x).val }) 17 #define kern_addr_valid(addr) (1) 18 #define pgprot_writecombine(prot) (prot) 19 #define pgprot_noncached pgprot_writecombine 20 pte_file(pte_t pte)21static inline int pte_file(pte_t pte) { return 0; } 22 #define swapper_pg_dir ((pgd_t *) 0) 23 /* 24 * ZERO_PAGE is a global shared page that is always zero: used 25 * for zero-mapped memory areas etc.. 26 */ 27 #define ZERO_PAGE(vaddr) (virt_to_page(0)) 28 29 /* 30 * These would be in other places but having them here reduces the diffs. 31 */ 32 extern unsigned int kobjsize(const void *objp); 33 extern int is_in_rom(unsigned long); 34 35 /* 36 * No page table caches to initialise 37 */ 38 #define pgtable_cache_init() do { } while (0) 39 40 /* 41 * All 32bit addresses are effectively valid for vmalloc... 42 * Sort of meaningless for non-VM targets. 43 */ 44 #define VMALLOC_START 0 45 #define VMALLOC_END 0xffffffff 46 47 #define arch_enter_lazy_cpu_mode() do {} while (0) 48 49 #endif /* _H8300_PGTABLE_H */ 50