Changeset 482826d in mainline for generic/include/mm/as.h
- Timestamp:
- 2006-05-31T16:23:19Z (18 years ago)
- Branches:
- lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export
- Children:
- 39031cc
- Parents:
- 343fc179
- File:
-
- 1 edited
Legend:
- Unmodified
- Added
- Removed
-
generic/include/mm/as.h
r343fc179 r482826d 76 76 mutex_t lock; 77 77 78 /** Number of references (i.e tasks that reference this as). */ 79 count_t refcount; 80 78 81 /** Number of processors on wich is this address space active. */ 79 82 count_t cpu_refcount; … … 91 94 struct as_operations { 92 95 pte_t *(* page_table_create)(int flags); 96 void (* page_table_destroy)(pte_t *page_table); 93 97 void (* page_table_lock)(as_t *as, bool lock); 94 98 void (* page_table_unlock)(as_t *as, bool unlock); … … 159 163 160 164 extern void as_init(void); 165 161 166 extern as_t *as_create(int flags); 167 extern void as_destroy(as_t *as); 168 extern void as_switch(as_t *old, as_t *new); 169 extern int as_page_fault(__address page, pf_access_t access, istate_t *istate); 170 162 171 extern as_area_t *as_area_create(as_t *as, int flags, size_t size, __address base, int attrs, 163 172 mem_backend_t *backend, mem_backend_data_t *backend_data); 173 extern int as_area_destroy(as_t *as, __address address); 164 174 extern int as_area_resize(as_t *as, __address address, size_t size, int flags); 165 extern int as_area_destroy(as_t *as, __address address); 175 int as_area_share(as_t *src_as, __address src_base, size_t acc_size, 176 as_t *dst_as, __address dst_base, int dst_flags_mask); 177 166 178 extern int as_area_get_flags(as_area_t *area); 167 179 extern bool as_area_check_access(as_area_t *area, pf_access_t access); 168 extern int as_page_fault(__address page, pf_access_t access, istate_t *istate);169 extern void as_switch(as_t *old, as_t *new);170 extern void as_free(as_t *as);171 int as_area_share(as_t *src_as, __address src_base, size_t acc_size,172 as_t *dst_as, __address dst_base, int dst_flags_mask);173 180 extern size_t as_get_size(__address base); 174 181 extern int used_space_insert(as_area_t *a, __address page, count_t count);
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