physmap.h
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上传日期:2009-04-28
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- /*
- * For boards with physically mapped flash and using
- * drivers/mtd/maps/physmap.c mapping driver.
- *
- * $Id: physmap.h,v 1.3 2004/07/21 00:16:15 jwboyer Exp $
- *
- * Copyright (C) 2003 MontaVista Software Inc.
- * Author: Jun Sun, jsun@mvista.com or jsun@junsun.net
- *
- * 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.
- *
- */
- #ifndef __LINUX_MTD_PHYSMAP__
- #include <linux/config.h>
- #if defined(CONFIG_MTD_PHYSMAP)
- #include <linux/mtd/mtd.h>
- #include <linux/mtd/map.h>
- #include <linux/mtd/partitions.h>
- /*
- * The map_info for physmap. Board can override size, buswidth, phys,
- * (*set_vpp)(), etc in their initial setup routine.
- */
- extern struct map_info physmap_map;
- /*
- * Board needs to specify the exact mapping during their setup time.
- */
- static inline void physmap_configure(unsigned long addr, unsigned long size, int bankwidth, void (*set_vpp)(struct map_info *, int) )
- {
- physmap_map.phys = addr;
- physmap_map.size = size;
- physmap_map.bankwidth = bankwidth;
- physmap_map.set_vpp = set_vpp;
- }
- #if defined(CONFIG_MTD_PARTITIONS)
- /*
- * Machines that wish to do flash partition may want to call this function in
- * their setup routine.
- *
- * physmap_set_partitions(mypartitions, num_parts);
- *
- * Note that one can always override this hard-coded partition with
- * command line partition (you need to enable CONFIG_MTD_CMDLINE_PARTS).
- */
- void physmap_set_partitions(struct mtd_partition *parts, int num_parts);
- #endif /* defined(CONFIG_MTD_PARTITIONS) */
- #endif /* defined(CONFIG_MTD) */
- #endif /* __LINUX_MTD_PHYSMAP__ */