| 123,8 → 123,8 |
|---|
| |
| /** Address space area backend structure. */ |
| typedef struct { |
| int (* page_fault)(as_area_t *area, __address addr, pf_access_t access); |
| void (* frame_free)(as_area_t *area, __address page, __address frame); |
| int (* page_fault)(as_area_t *area, uintptr_t addr, pf_access_t access); |
| void (* frame_free)(as_area_t *area, uintptr_t page, uintptr_t frame); |
| void (* share)(as_area_t *area); |
| } mem_backend_t; |
| |
| 135,7 → 135,7 |
|---|
| elf_segment_header_t *segment; |
| }; |
| struct { /**< phys_backend members */ |
| __address base; |
| uintptr_t base; |
| count_t frames; |
| }; |
| } mem_backend_data_t; |
| 151,7 → 151,7 |
|---|
| int flags; /**< Flags related to the memory represented by the address space area. */ |
| int attributes; /**< Attributes related to the address space area itself. */ |
| count_t pages; /**< Size of this area in multiples of PAGE_SIZE. */ |
| __address base; /**< Base address of this area. */ |
| uintptr_t base; /**< Base address of this area. */ |
| btree_t used_space; /**< Map of used space. */ |
| share_info_t *sh_info; /**< If the address space area has been shared, this pointer will |
| reference the share info structure. */ |
| 172,20 → 172,20 |
|---|
| extern as_t *as_create(int flags); |
| extern void as_destroy(as_t *as); |
| extern void as_switch(as_t *old, as_t *new); |
| extern int as_page_fault(__address page, pf_access_t access, istate_t *istate); |
| extern int as_page_fault(uintptr_t page, pf_access_t access, istate_t *istate); |
| |
| extern as_area_t *as_area_create(as_t *as, int flags, size_t size, __address base, int attrs, |
| extern as_area_t *as_area_create(as_t *as, int flags, size_t size, uintptr_t base, int attrs, |
| mem_backend_t *backend, mem_backend_data_t *backend_data); |
| extern int as_area_destroy(as_t *as, __address address); |
| extern int as_area_resize(as_t *as, __address address, size_t size, int flags); |
| int as_area_share(as_t *src_as, __address src_base, size_t acc_size, |
| as_t *dst_as, __address dst_base, int dst_flags_mask); |
| extern int as_area_destroy(as_t *as, uintptr_t address); |
| extern int as_area_resize(as_t *as, uintptr_t address, size_t size, int flags); |
| int as_area_share(as_t *src_as, uintptr_t src_base, size_t acc_size, |
| as_t *dst_as, uintptr_t dst_base, int dst_flags_mask); |
| |
| extern int as_area_get_flags(as_area_t *area); |
| extern bool as_area_check_access(as_area_t *area, pf_access_t access); |
| extern size_t as_get_size(__address base); |
| extern int used_space_insert(as_area_t *a, __address page, count_t count); |
| extern int used_space_remove(as_area_t *a, __address page, count_t count); |
| extern size_t as_get_size(uintptr_t base); |
| extern int used_space_insert(as_area_t *a, uintptr_t page, count_t count); |
| extern int used_space_remove(as_area_t *a, uintptr_t page, count_t count); |
| |
| /* Interface to be implemented by architectures. */ |
| #ifndef as_install_arch |
| 198,9 → 198,9 |
|---|
| extern mem_backend_t phys_backend; |
| |
| /* Address space area related syscalls. */ |
| extern __native sys_as_area_create(__address address, size_t size, int flags); |
| extern __native sys_as_area_resize(__address address, size_t size, int flags); |
| extern __native sys_as_area_destroy(__address address); |
| extern unative_t sys_as_area_create(uintptr_t address, size_t size, int flags); |
| extern unative_t sys_as_area_resize(uintptr_t address, size_t size, int flags); |
| extern unative_t sys_as_area_destroy(uintptr_t address); |
| |
| #endif /* KERNEL */ |
| |