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- #ifndef _ASM_X86_PAT_H
- #define _ASM_X86_PAT_H
- #include <linux/types.h>
- #include <asm/pgtable_types.h>
- #ifdef CONFIG_X86_PAT
- extern int pat_enabled;
- #else
- static const int pat_enabled;
- #endif
- extern void pat_init(void);
- extern int reserve_memtype(u64 start, u64 end,
- unsigned long req_type, unsigned long *ret_type);
- extern int free_memtype(u64 start, u64 end);
- extern int kernel_map_sync_memtype(u64 base, unsigned long size,
- unsigned long flag);
- int io_reserve_memtype(resource_size_t start, resource_size_t end,
- unsigned long *type);
- void io_free_memtype(resource_size_t start, resource_size_t end);
- #endif /* _ASM_X86_PAT_H */
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