1
2
3
4
5
6
7
8
9
10
11#ifndef _ASM_MICROBLAZE_TLBFLUSH_H
12#define _ASM_MICROBLAZE_TLBFLUSH_H
13
14#ifdef CONFIG_MMU
15
16#include <linux/sched.h>
17#include <linux/threads.h>
18#include <asm/processor.h>
19#include <asm/mmu.h>
20#include <asm/page.h>
21#include <asm/pgalloc.h>
22
23extern void _tlbie(unsigned long address);
24extern void _tlbia(void);
25
26#define __tlbia() _tlbia()
27
28static inline void local_flush_tlb_all(void)
29 { __tlbia(); }
30static inline void local_flush_tlb_mm(struct mm_struct *mm)
31 { __tlbia(); }
32static inline void local_flush_tlb_page(struct vm_area_struct *vma,
33 unsigned long vmaddr)
34 { _tlbie(vmaddr); }
35static inline void local_flush_tlb_range(struct vm_area_struct *vma,
36 unsigned long start, unsigned long end)
37 { __tlbia(); }
38
39#define flush_tlb_kernel_range(start, end) do { } while (0)
40
41#define update_mmu_cache(vma, addr, pte) do { } while (0)
42
43#define flush_tlb_all local_flush_tlb_all
44#define flush_tlb_mm local_flush_tlb_mm
45#define flush_tlb_page local_flush_tlb_page
46#define flush_tlb_range local_flush_tlb_range
47
48
49
50
51
52
53static inline void flush_tlb_pgtables(struct mm_struct *mm,
54 unsigned long start, unsigned long end) { }
55
56#else
57
58#define flush_tlb() BUG()
59#define flush_tlb_all() BUG()
60#define flush_tlb_mm(mm) BUG()
61#define flush_tlb_page(vma, addr) BUG()
62#define flush_tlb_range(mm, start, end) BUG()
63#define flush_tlb_pgtables(mm, start, end) BUG()
64#define flush_tlb_kernel_range(start, end) BUG()
65
66#endif
67
68#endif
69