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_addr_symbol(x) __phys_addr(x) 19 #define __phys_reloc_hide(x) RELOC_HIDE((x), 0) 20 21 #ifdef CONFIG_FLATMEM 22 #define pfn_valid(pfn) ((pfn) < max_mapnr) 23 #endif /* CONFIG_FLATMEM */ 24 25 #ifdef CONFIG_X86_USE_3DNOW 26 #include <asm/mmx.h> 27 28 static inline void clear_page(void *page) 29 { 30 mmx_clear_page(page); 31 } 32 33 static inline void copy_page(void *to, void *from) 34 { 35 mmx_copy_page(to, from); 36 } 37 #else /* !CONFIG_X86_USE_3DNOW */ 38 #include <linux/string.h> 39 40 static inline void clear_page(void *page) 41 { 42 memset(page, 0, PAGE_SIZE); 43 } 44 45 static inline void copy_page(void *to, void *from) 46 { 47 memcpy(to, from, PAGE_SIZE); 48 } 49 #endif /* CONFIG_X86_3DNOW */ 50 #endif /* !__ASSEMBLY__ */ 51 52 #endif /* _ASM_X86_PAGE_32_H */ 53