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aedrix-kernel/include/mm.h

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/*
Copyright (C) 2012, Aaron Lindsay <aaron@aclindsay.com>
This file is part of Aedrix.
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.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#ifndef MM_H
#define MM_H
#include <list.h>
#define MM_PAGE_SIZE 4096
struct page {
void *address;
struct dlist_node list;
char free;
};
void mm_init();
void mm_add_free_region(void *start, void *end);
struct page* mm_get_free_pages(unsigned int power);
int mm_put_free_pages(struct page *p);
#endif /* MM_H */