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62 lines
1.7 KiB
62 lines
1.7 KiB
20 years ago
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/*
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* For boards with physically mapped flash and using
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* drivers/mtd/maps/physmap.c mapping driver.
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*
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* $Id: physmap.h,v 1.3 2004/07/21 00:16:15 jwboyer Exp $
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*
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* Copyright (C) 2003 MontaVista Software Inc.
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* Author: Jun Sun, jsun@mvista.com or jsun@junsun.net
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2 of the License, or (at your
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* option) any later version.
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*
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*/
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#ifndef __LINUX_MTD_PHYSMAP__
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#include <linux/config.h>
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#if defined(CONFIG_MTD_PHYSMAP)
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#include <linux/mtd/mtd.h>
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#include <linux/mtd/map.h>
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#include <linux/mtd/partitions.h>
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/*
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* The map_info for physmap. Board can override size, buswidth, phys,
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* (*set_vpp)(), etc in their initial setup routine.
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*/
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extern struct map_info physmap_map;
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/*
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* Board needs to specify the exact mapping during their setup time.
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*/
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static inline void physmap_configure(unsigned long addr, unsigned long size, int bankwidth, void (*set_vpp)(struct map_info *, int) )
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{
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physmap_map.phys = addr;
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physmap_map.size = size;
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physmap_map.bankwidth = bankwidth;
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physmap_map.set_vpp = set_vpp;
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}
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#if defined(CONFIG_MTD_PARTITIONS)
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/*
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* Machines that wish to do flash partition may want to call this function in
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* their setup routine.
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*
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* physmap_set_partitions(mypartitions, num_parts);
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*
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* Note that one can always override this hard-coded partition with
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* command line partition (you need to enable CONFIG_MTD_CMDLINE_PARTS).
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*/
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void physmap_set_partitions(struct mtd_partition *parts, int num_parts);
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#endif /* defined(CONFIG_MTD_PARTITIONS) */
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#endif /* defined(CONFIG_MTD) */
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#endif /* __LINUX_MTD_PHYSMAP__ */
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