Rev 394 | Rev 399 | Go to most recent revision | Show entire file | Ignore whitespace | Details | Blame | Last modification | View Log | RSS feed
Rev 394 | Rev 396 | ||
---|---|---|---|
Line 39... | Line 39... | ||
39 | #define TLB_PAGE_MASK_16K (0x3<<13) |
39 | #define TLB_PAGE_MASK_16K (0x3<<13) |
40 | 40 | ||
41 | #define PAGE_UNCACHED 2 |
41 | #define PAGE_UNCACHED 2 |
42 | #define PAGE_CACHEABLE_EXC_WRITE 5 |
42 | #define PAGE_CACHEABLE_EXC_WRITE 5 |
43 | 43 | ||
44 | struct entry_lo { |
44 | union entry_lo { |
- | 45 | struct { |
|
45 | unsigned g : 1; /* global bit */ |
46 | unsigned g : 1; /* global bit */ |
46 | unsigned v : 1; /* valid bit */ |
47 | unsigned v : 1; /* valid bit */ |
47 | unsigned d : 1; /* dirty/write-protect bit */ |
48 | unsigned d : 1; /* dirty/write-protect bit */ |
48 | unsigned c : 3; /* cache coherency attribute */ |
49 | unsigned c : 3; /* cache coherency attribute */ |
49 | unsigned pfn : 24; /* frame number */ |
50 | unsigned pfn : 24; /* frame number */ |
50 | unsigned zero: 2; /* zero */ |
51 | unsigned zero: 2; /* zero */ |
51 | } __attribute__ ((packed)); |
52 | } __attribute__ ((packed)); |
- | 53 | __u32 value; |
|
- | 54 | }; |
|
52 | 55 | ||
53 | struct pte { |
56 | struct pte { |
54 | unsigned g : 1; /* global bit */ |
57 | unsigned g : 1; /* global bit */ |
55 | unsigned v : 1; /* valid bit */ |
58 | unsigned v : 1; /* valid bit */ |
56 | unsigned d : 1; /* dirty/write-protect bit */ |
59 | unsigned d : 1; /* dirty/write-protect bit */ |
Line 58... | Line 61... | ||
58 | unsigned pfn : 24; /* frame number */ |
61 | unsigned pfn : 24; /* frame number */ |
59 | unsigned w : 1; /* writable */ |
62 | unsigned w : 1; /* writable */ |
60 | unsigned a : 1; /* accessed */ |
63 | unsigned a : 1; /* accessed */ |
61 | } __attribute__ ((packed)); |
64 | } __attribute__ ((packed)); |
62 | 65 | ||
63 | struct entry_hi { |
66 | union entry_hi { |
- | 67 | struct { |
|
64 | unsigned asid : 8; |
68 | unsigned asid : 8; |
65 | unsigned : 5; |
69 | unsigned : 5; |
66 | unsigned vpn2 : 19; |
70 | unsigned vpn2 : 19; |
67 | } __attribute__ ((packed)); |
71 | } __attribute__ ((packed)); |
- | 72 | __u32 value; |
|
- | 73 | }; |
|
68 | 74 | ||
69 | struct page_mask { |
75 | union page_mask { |
- | 76 | struct { |
|
70 | unsigned : 13; |
77 | unsigned : 13; |
71 | unsigned mask : 12; |
78 | unsigned mask : 12; |
72 | unsigned : 7; |
79 | unsigned : 7; |
73 | } __attribute__ ((packed)); |
80 | } __attribute__ ((packed)); |
- | 81 | __u32 value; |
|
- | 82 | }; |
|
74 | 83 | ||
75 | struct index { |
84 | union index { |
- | 85 | struct { |
|
76 | unsigned index : 4; |
86 | unsigned index : 4; |
77 | unsigned : 27; |
87 | unsigned : 27; |
78 | unsigned p : 1; |
88 | unsigned p : 1; |
79 | } __attribute__ ((packed)); |
89 | } __attribute__ ((packed)); |
- | 90 | __u32 value; |
|
- | 91 | }; |
|
- | 92 | ||
- | 93 | typedef union entry_lo entry_lo_t; |
|
- | 94 | typedef union entry_hi entry_hi_t; |
|
- | 95 | typedef union page_mask page_mask_t; |
|
- | 96 | typedef union index tlb_index_t; |
|
80 | 97 | ||
81 | /** Probe TLB for Matching Entry |
98 | /** Probe TLB for Matching Entry |
82 | * |
99 | * |
83 | * Probe TLB for Matching Entry. |
100 | * Probe TLB for Matching Entry. |
84 | */ |
101 | */ |