5 #include <linux/types.h>
8 extern int pat_wc_enabled;
9 extern void validate_pat_support(struct cpuinfo_x86 *c);
11 static const int pat_wc_enabled = 0;
12 static inline void validate_pat_support(struct cpuinfo_x86 *c) { }
15 extern void pat_init(void);
17 extern int reserve_memtype(u64 start, u64 end,
18 unsigned long req_type, unsigned long *ret_type);
19 extern int free_memtype(u64 start, u64 end);
21 extern void pat_disable(char *reason);