57,15 → 57,14 |
/** Maximum number of zones in system. */ |
#define ZONES_MAX 16 |
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/** If possible, merge with neighbouring zones. */ |
#define ZONE_JOIN 0x1 |
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/** 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 |
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static inline uintptr_t PFN2ADDR(pfn_t frame) |
{ |
90,30 → 89,30 |
} |
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#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) |
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#define frame_alloc(order, flags) \ |
frame_alloc_generic(order, flags, NULL) |
frame_alloc_generic(order, flags, NULL) |
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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); |
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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); |
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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); |
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#endif |
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