Rev 756 | Rev 826 | Go to most recent revision | Show entire file | Ignore whitespace | Details | Blame | Last modification | View Log | RSS feed
Rev 756 | Rev 793 | ||
---|---|---|---|
Line 41... | Line 41... | ||
41 | #include <memstr.h> |
41 | #include <memstr.h> |
42 | #include <debug.h> |
42 | #include <debug.h> |
43 | #include <arch.h> |
43 | #include <arch.h> |
44 | 44 | ||
45 | /** Virtual operations for page subsystem. */ |
45 | /** Virtual operations for page subsystem. */ |
46 | page_operations_t *page_operations = NULL; |
46 | page_mapping_operations_t *page_mapping_operations = NULL; |
47 | 47 | ||
48 | void page_init(void) |
48 | void page_init(void) |
49 | { |
49 | { |
50 | page_arch_init(); |
50 | page_arch_init(); |
51 | } |
51 | } |
Line 83... | Line 83... | ||
83 | * @param frame Physical address of memory frame to which the mapping is done. |
83 | * @param frame Physical address of memory frame to which the mapping is done. |
84 | * @param flags Flags to be used for mapping. |
84 | * @param flags Flags to be used for mapping. |
85 | */ |
85 | */ |
86 | void page_mapping_insert(as_t *as, __address page, __address frame, int flags) |
86 | void page_mapping_insert(as_t *as, __address page, __address frame, int flags) |
87 | { |
87 | { |
88 | ASSERT(page_operations); |
88 | ASSERT(page_mapping_operations); |
89 | ASSERT(page_operations->mapping_insert); |
89 | ASSERT(page_mapping_operations->mapping_insert); |
90 | 90 | ||
91 | page_operations->mapping_insert(as, page, frame, flags); |
91 | page_mapping_operations->mapping_insert(as, page, frame, flags); |
92 | } |
92 | } |
93 | 93 | ||
94 | /** Find mapping for virtual page |
94 | /** Find mapping for virtual page |
95 | * |
95 | * |
96 | * Find mapping for virtual page. |
96 | * Find mapping for virtual page. |
Line 102... | Line 102... | ||
102 | * |
102 | * |
103 | * @return NULL if there is no such mapping; requested mapping otherwise. |
103 | * @return NULL if there is no such mapping; requested mapping otherwise. |
104 | */ |
104 | */ |
105 | pte_t *page_mapping_find(as_t *as, __address page) |
105 | pte_t *page_mapping_find(as_t *as, __address page) |
106 | { |
106 | { |
107 | ASSERT(page_operations); |
107 | ASSERT(page_mapping_operations); |
108 | ASSERT(page_operations->mapping_find); |
108 | ASSERT(page_mapping_operations->mapping_find); |
109 | 109 | ||
110 | return page_operations->mapping_find(as, page); |
110 | return page_mapping_operations->mapping_find(as, page); |
111 | } |
111 | } |