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| 52 | #define ZONE_BLACKLIST_SIZE 3 |
52 | #define ZONE_BLACKLIST_SIZE 3 |
| 53 | 53 | ||
| 54 | struct zone { |
54 | struct zone { |
| 55 | link_t link; /**< link to previous and next zone */ |
55 | link_t link; /**< link to previous and next zone */ |
| 56 | 56 | ||
| 57 | spinlock_t lock; /**< this lock protects everything below */ |
57 | SPINLOCK_DECLARE(lock); /**< this lock protects everything below */ |
| 58 | __address base; /**< physical address of the first frame in the frames array */ |
58 | __address base; /**< physical address of the first frame in the frames array */ |
| 59 | frame_t *frames; /**< array of frame_t structures in this zone */ |
59 | frame_t *frames; /**< array of frame_t structures in this zone */ |
| 60 | count_t free_count; /**< number of free frame_t structures */ |
60 | count_t free_count; /**< number of free frame_t structures */ |
| 61 | count_t busy_count; /**< number of busy frame_t structures */ |
61 | count_t busy_count; /**< number of busy frame_t structures */ |
| 62 | 62 | ||