#ifndef _LINUX_LMB_H #define _LINUX_LMB_H #ifdef __KERNEL__ #include <asm/types.h> /* * Logical memory blocks. * * Copyright (C) 2001 Peter Bergner, IBM Corp. * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License * as published by the Free Software Foundation; either version * 2 of the License, or (at your option) any later version. */ #define MAX_LMB_REGIONS 8 struct lmb_property { ulong base; ulong size; }; struct lmb_region { unsigned long cnt; ulong size; struct lmb_property region[MAX_LMB_REGIONS+1]; }; struct lmb { struct lmb_region memory; struct lmb_region reserved; }; extern struct lmb lmb; extern void lmb_init(struct lmb *lmb); extern long lmb_add(struct lmb *lmb, ulong base, ulong size); extern long lmb_reserve(struct lmb *lmb, ulong base, ulong size); extern ulong lmb_alloc(struct lmb *lmb, ulong size, ulong align); extern ulong lmb_alloc_base(struct lmb *lmb, ulong size, ulong align, ulong max_addr); extern ulong __lmb_alloc_base(struct lmb *lmb, ulong size, ulong align, ulong max_addr); extern int lmb_is_reserved(struct lmb *lmb, ulong addr); extern void lmb_dump_all(struct lmb *lmb); static inline ulong lmb_size_bytes(struct lmb_region *type, unsigned long region_nr) { return type->region[region_nr].size; } #endif /* __KERNEL__ */ #endif /* _LINUX_LMB_H */