projects / linux-2.6-block.git / blame
| Commit | Line | Data |
|---|---|---|
| b2441318 | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
| 1965aae3 PA |
2 | #ifndef _ASM_X86_PAGE_32_H |
| 3 | #define _ASM_X86_PAGE_32_H | |
| 11b7c7dc | 4 | |
| 51c78eb3 | 5 | #include <asm/page_32_types.h> |
| 3bf8f5a9 | 6 | |
| beb6943d IM |
7 | #ifndef __ASSEMBLY__ |
| 8 | ||
| af5c2bd1 | 9 | #define __phys_addr_nodebug(x) ((x) - PAGE_OFFSET) |
| a1bf9631 | 10 | #ifdef CONFIG_DEBUG_VIRTUAL |
| 59ea7463 | 11 | extern unsigned long __phys_addr(unsigned long); |
| a1bf9631 | 12 | #else |
| af5c2bd1 | 13 | #define __phys_addr(x) __phys_addr_nodebug(x) |
| a1bf9631 | 14 | #endif |
| 7d74275d | 15 | #define __phys_addr_symbol(x) __phys_addr(x) |
| 11b7c7dc JF |
16 | #define __phys_reloc_hide(x) RELOC_HIDE((x), 0) |
| 17 | ||
| 18 | #ifdef CONFIG_FLATMEM | |
| 19 | #define pfn_valid(pfn) ((pfn) < max_mapnr) | |
| 20 | #endif /* CONFIG_FLATMEM */ | |
| 21 | ||
| 11b7c7dc JF |
22 | #ifdef CONFIG_X86_USE_3DNOW |
| 23 | #include <asm/mmx.h> | |
| e6e5494c | 24 | |
| 11b7c7dc JF |
25 | static inline void clear_page(void *page) |
| 26 | { | |
| 27 | mmx_clear_page(page); | |
| 28 | } | |
| 1da177e4 | 29 | |
| 11b7c7dc JF |
30 | static inline void copy_page(void *to, void *from) |
| 31 | { | |
| 32 | mmx_copy_page(to, from); | |
| 33 | } | |
| 34 | #else /* !CONFIG_X86_USE_3DNOW */ | |
| 35 | #include <linux/string.h> | |
| 1da177e4 | 36 | |
| 11b7c7dc JF |
37 | static inline void clear_page(void *page) |
| 38 | { | |
| 39 | memset(page, 0, PAGE_SIZE); | |
| 40 | } | |
| fd4fd5aa | 41 | |
| 11b7c7dc JF |
42 | static inline void copy_page(void *to, void *from) |
| 43 | { | |
| 44 | memcpy(to, from, PAGE_SIZE); | |
| 45 | } | |
| 46 | #endif /* CONFIG_X86_3DNOW */ | |
| 47 | #endif /* !__ASSEMBLY__ */ | |
| cd469e0c | 48 | |
| 1965aae3 | 49 | #endif /* _ASM_X86_PAGE_32_H */ |