| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame^] | 1 | /* |
| 2 | * For boards with physically mapped flash and using |
| 3 | * drivers/mtd/maps/physmap.c mapping driver. |
| 4 | * |
| 5 | * $Id: physmap.h,v 1.3 2004/07/21 00:16:15 jwboyer Exp $ |
| 6 | * |
| 7 | * Copyright (C) 2003 MontaVista Software Inc. |
| 8 | * Author: Jun Sun, jsun@mvista.com or jsun@junsun.net |
| 9 | * |
| 10 | * This program is free software; you can redistribute it and/or modify it |
| 11 | * under the terms of the GNU General Public License as published by the |
| 12 | * Free Software Foundation; either version 2 of the License, or (at your |
| 13 | * option) any later version. |
| 14 | * |
| 15 | */ |
| 16 | |
| 17 | #ifndef __LINUX_MTD_PHYSMAP__ |
| 18 | |
| 19 | #include <linux/config.h> |
| 20 | |
| 21 | #if defined(CONFIG_MTD_PHYSMAP) |
| 22 | |
| 23 | #include <linux/mtd/mtd.h> |
| 24 | #include <linux/mtd/map.h> |
| 25 | #include <linux/mtd/partitions.h> |
| 26 | |
| 27 | /* |
| 28 | * The map_info for physmap. Board can override size, buswidth, phys, |
| 29 | * (*set_vpp)(), etc in their initial setup routine. |
| 30 | */ |
| 31 | extern struct map_info physmap_map; |
| 32 | |
| 33 | /* |
| 34 | * Board needs to specify the exact mapping during their setup time. |
| 35 | */ |
| 36 | static inline void physmap_configure(unsigned long addr, unsigned long size, int bankwidth, void (*set_vpp)(struct map_info *, int) ) |
| 37 | { |
| 38 | physmap_map.phys = addr; |
| 39 | physmap_map.size = size; |
| 40 | physmap_map.bankwidth = bankwidth; |
| 41 | physmap_map.set_vpp = set_vpp; |
| 42 | } |
| 43 | |
| 44 | #if defined(CONFIG_MTD_PARTITIONS) |
| 45 | |
| 46 | /* |
| 47 | * Machines that wish to do flash partition may want to call this function in |
| 48 | * their setup routine. |
| 49 | * |
| 50 | * physmap_set_partitions(mypartitions, num_parts); |
| 51 | * |
| 52 | * Note that one can always override this hard-coded partition with |
| 53 | * command line partition (you need to enable CONFIG_MTD_CMDLINE_PARTS). |
| 54 | */ |
| 55 | void physmap_set_partitions(struct mtd_partition *parts, int num_parts); |
| 56 | |
| 57 | #endif /* defined(CONFIG_MTD_PARTITIONS) */ |
| 58 | #endif /* defined(CONFIG_MTD) */ |
| 59 | |
| 60 | #endif /* __LINUX_MTD_PHYSMAP__ */ |
| 61 | |