| 57,15 → 57,14 |
|---|
| /** Maximum number of zones in system. */ |
| #define ZONES_MAX 16 |
| |
| /** If possible, merge with neighbouring zones. */ |
| #define ZONE_JOIN 0x1 |
| |
| /** Convert the frame address to kernel va. */ |
| #define FRAME_KA 0x1 |
| /** Do not panic and do not sleep on failure. */ |
| #define FRAME_ATOMIC 0x2 |
| #define FRAME_ATOMIC 0x2 |
| /** Do not start reclaiming when no free memory. */ |
| #define FRAME_NO_RECLAIM 0x4 |
| #define FRAME_NO_RECLAIM 0x4 |
| /** Do not allocate above 16GiB. */ |
| #define FRAME_LOW_16_GiB 0x8 |
| |
| static inline uintptr_t PFN2ADDR(pfn_t frame) |
| { |
| 90,30 → 89,30 |
|---|
| } |
| |
| #define IS_BUDDY_ORDER_OK(index, order) \ |
| ((~(((unative_t) -1) << (order)) & (index)) == 0) |
| ((~(((unative_t) -1) << (order)) & (index)) == 0) |
| #define IS_BUDDY_LEFT_BLOCK(zone, frame) \ |
| (((frame_index((zone), (frame)) >> (frame)->buddy_order) & 0x1) == 0) |
| (((frame_index((zone), (frame)) >> (frame)->buddy_order) & 0x1) == 0) |
| #define IS_BUDDY_RIGHT_BLOCK(zone, frame) \ |
| (((frame_index((zone), (frame)) >> (frame)->buddy_order) & 0x1) == 1) |
| (((frame_index((zone), (frame)) >> (frame)->buddy_order) & 0x1) == 1) |
| #define IS_BUDDY_LEFT_BLOCK_ABS(zone, frame) \ |
| (((frame_index_abs((zone), (frame)) >> (frame)->buddy_order) & 0x1) == 0) |
| (((frame_index_abs((zone), (frame)) >> (frame)->buddy_order) & 0x1) == 0) |
| #define IS_BUDDY_RIGHT_BLOCK_ABS(zone, frame) \ |
| (((frame_index_abs((zone), (frame)) >> (frame)->buddy_order) & 0x1) == 1) |
| (((frame_index_abs((zone), (frame)) >> (frame)->buddy_order) & 0x1) == 1) |
| |
| #define frame_alloc(order, flags) \ |
| frame_alloc_generic(order, flags, NULL) |
| frame_alloc_generic(order, flags, NULL) |
| |
| extern void frame_init(void); |
| extern void *frame_alloc_generic(uint8_t order, int flags, unsigned int *pzone); |
| extern void frame_free(uintptr_t frame); |
| extern void frame_reference_add(pfn_t pfn); |
| extern void *frame_alloc_generic(uint8_t, int, unsigned int *); |
| extern void frame_free(uintptr_t); |
| extern void frame_reference_add(pfn_t); |
| |
| extern int zone_create(pfn_t start, count_t count, pfn_t confframe, int flags); |
| extern void *frame_get_parent(pfn_t frame, unsigned int hint); |
| extern void frame_set_parent(pfn_t frame, void *data, unsigned int hint); |
| extern void frame_mark_unavailable(pfn_t start, count_t count); |
| extern uintptr_t zone_conf_size(count_t count); |
| extern void zone_merge(unsigned int z1, unsigned int z2); |
| extern int zone_create(pfn_t, count_t, pfn_t, int); |
| extern void *frame_get_parent(pfn_t, unsigned int); |
| extern void frame_set_parent(pfn_t, void *, unsigned int); |
| extern void frame_mark_unavailable(pfn_t, count_t); |
| extern uintptr_t zone_conf_size(count_t); |
| extern void zone_merge(unsigned int, unsigned int); |
| extern void zone_merge_all(void); |
| extern uint64_t zone_total_size(void); |
| |
| 121,7 → 120,7 |
|---|
| * Console functions |
| */ |
| extern void zone_print_list(void); |
| extern void zone_print_one(unsigned int znum); |
| extern void zone_print_one(unsigned int); |
| |
| #endif |
| |