1 #ifndef _ASM_X86_PAGE_32_H 2 #define _ASM_X86_PAGE_32_H 3 4 #include <asm/page_32_types.h> 5 6 #ifndef __ASSEMBLY__ 7 8 #ifdef CONFIG_HUGETLB_PAGE 9 #define HAVE_ARCH_HUGETLB_UNMAPPED_AREA 10 #endif 11 12 #define __phys_addr_nodebug(x) ((x) - PAGE_OFFSET) 13 #ifdef CONFIG_DEBUG_VIRTUAL 14 extern unsigned long __phys_addr(unsigned long); 15 #else 16 #define __phys_addr(x) __phys_addr_nodebug(x) 17 #endif 18 #define __phys_reloc_hide(x) RELOC_HIDE((x), 0) 19 20 #ifdef CONFIG_FLATMEM 21 #define pfn_valid(pfn) ((pfn) < max_mapnr) 22 #endif /* CONFIG_FLATMEM */ 23 24 #ifdef CONFIG_X86_USE_3DNOW 25 #include <asm/mmx.h> 26 27 static inline void clear_page(void *page) 28 { 29 mmx_clear_page(page); 30 } 31 32 static inline void copy_page(void *to, void *from) 33 { 34 mmx_copy_page(to, from); 35 } 36 #else /* !CONFIG_X86_USE_3DNOW */ 37 #include <linux/string.h> 38 39 static inline void clear_page(void *page) 40 { 41 memset(page, 0, PAGE_SIZE); 42 } 43 44 static inline void copy_page(void *to, void *from) 45 { 46 memcpy(to, from, PAGE_SIZE); 47 } 48 #endif /* CONFIG_X86_3DNOW */ 49 #endif /* !__ASSEMBLY__ */ 50 51 #endif /* _ASM_X86_PAGE_32_H */ 52