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git.ipfire.org Git - people/ms/u-boot.git/blob - include/lmb.h
7 * Logical memory blocks.
9 * Copyright (C) 2001 Peter Bergner, IBM Corp.
11 * SPDX-License-Identifier: GPL-2.0+
14 #define MAX_LMB_REGIONS 8
24 struct lmb_property region
[MAX_LMB_REGIONS
+1];
28 struct lmb_region memory
;
29 struct lmb_region reserved
;
32 extern struct lmb lmb
;
34 extern void lmb_init(struct lmb
*lmb
);
35 extern long lmb_add(struct lmb
*lmb
, phys_addr_t base
, phys_size_t size
);
36 extern long lmb_reserve(struct lmb
*lmb
, phys_addr_t base
, phys_size_t size
);
37 extern phys_addr_t
lmb_alloc(struct lmb
*lmb
, phys_size_t size
, ulong align
);
38 extern phys_addr_t
lmb_alloc_base(struct lmb
*lmb
, phys_size_t size
, ulong align
,
39 phys_addr_t max_addr
);
40 extern phys_addr_t
__lmb_alloc_base(struct lmb
*lmb
, phys_size_t size
, ulong align
,
41 phys_addr_t max_addr
);
42 extern int lmb_is_reserved(struct lmb
*lmb
, phys_addr_t addr
);
43 extern long lmb_free(struct lmb
*lmb
, phys_addr_t base
, phys_size_t size
);
45 extern void lmb_dump_all(struct lmb
*lmb
);
47 static inline phys_size_t
48 lmb_size_bytes(struct lmb_region
*type
, unsigned long region_nr
)
50 return type
->region
[region_nr
].size
;
53 void board_lmb_reserve(struct lmb
*lmb
);
54 void arch_lmb_reserve(struct lmb
*lmb
);
56 #endif /* __KERNEL__ */
58 #endif /* _LINUX_LMB_H */