1 #ifndef _SPARC64_TLBFLUSH_H
2 #define _SPARC64_TLBFLUSH_H
3 
4 #include <linux/mm.h>
5 #include <asm/mmu_context.h>
6 
7 /* TSB flush operations. */
8 
9 #define TLB_BATCH_NR	192
10 
11 struct tlb_batch {
12 	struct mm_struct *mm;
13 	unsigned long tlb_nr;
14 	unsigned long vaddrs[TLB_BATCH_NR];
15 };
16 
17 extern void flush_tsb_kernel_range(unsigned long start, unsigned long end);
18 extern void flush_tsb_user(struct tlb_batch *tb);
19 
20 /* TLB flush operations. */
21 
22 extern void flush_tlb_pending(void);
23 
24 #define flush_tlb_range(vma,start,end)	\
25 	do { (void)(start); flush_tlb_pending(); } while (0)
26 #define flush_tlb_page(vma,addr)	flush_tlb_pending()
27 #define flush_tlb_mm(mm)		flush_tlb_pending()
28 
29 /* Local cpu only.  */
30 extern void __flush_tlb_all(void);
31 
32 extern void __flush_tlb_kernel_range(unsigned long start, unsigned long end);
33 
34 #ifndef CONFIG_SMP
35 
36 #define flush_tlb_kernel_range(start,end) \
37 do {	flush_tsb_kernel_range(start,end); \
38 	__flush_tlb_kernel_range(start,end); \
39 } while (0)
40 
41 #else /* CONFIG_SMP */
42 
43 extern void smp_flush_tlb_kernel_range(unsigned long start, unsigned long end);
44 
45 #define flush_tlb_kernel_range(start, end) \
46 do {	flush_tsb_kernel_range(start,end); \
47 	smp_flush_tlb_kernel_range(start, end); \
48 } while (0)
49 
50 #endif /* ! CONFIG_SMP */
51 
52 #endif /* _SPARC64_TLBFLUSH_H */
53