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95b7b65c89
Previously virt_to_phys/phys_to_virt macros were used such that they did a blind offset translation for creating a pager internal virtual address for user mappings. This is now changed such that a properly bookkeeped virtual address pool is used which will avoid any clashes on the virtual space.
27 lines
671 B
C
27 lines
671 B
C
/*
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* Address allocation pool
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*
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* Copyright (C) 2007 Bahadir Balban
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*/
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#ifndef __ADDR_H__
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#define __ADDR_H__
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#include <lib/idpool.h>
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/* Address pool to allocate from a range of addresses */
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struct address_pool {
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struct id_pool *idpool;
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unsigned long start;
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unsigned long end;
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};
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int address_pool_init_with_idpool(struct address_pool *pool,
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struct id_pool *idpool,
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unsigned long start, unsigned long end);
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int address_pool_init(struct address_pool *pool, unsigned long start,
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unsigned long end);
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void *address_new(struct address_pool *pool, int npages);
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int address_del(struct address_pool *, void *addr, int npages);
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#endif /* __ADDR_H__ */
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