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File: [Development] / linux-2.6-xfs / drivers / mtd / maps / sharpsl-flash.c (download)

Revision 1.17, Wed Sep 12 17:09:56 2007 UTC (10 years, 1 month ago) by tes.longdrop.melbourne.sgi.com
Branch: MAIN
Changes since 1.16: +0 -0 lines

Update 2.6.x-xfs to 2.6.23-rc4.

Also update fs/xfs with external mainline changes.
There were 12 such missing commits that I detected:

--------
commit ad690ef9e690f6c31f7d310b09ef1314bcec9033
Author: Al Viro <viro@ftp.linux.org.uk>
    xfs ioctl __user annotations

commit 20c2df83d25c6a95affe6157a4c9cac4cf5ffaac
Author: Paul Mundt <lethal@linux-sh.org>
    mm: Remove slab destructors from kmem_cache_create().

commit d0217ac04ca6591841e5665f518e38064f4e65bd
Author: Nick Piggin <npiggin@suse.de>
    mm: fault feedback #1

commit 54cb8821de07f2ffcd28c380ce9b93d5784b40d7
Author: Nick Piggin <npiggin@suse.de>
    mm: merge populate and nopage into fault (fixes nonlinear)

commit d00806b183152af6d24f46f0c33f14162ca1262a
Author: Nick Piggin <npiggin@suse.de>
    mm: fix fault vs invalidate race for linear mappings

commit a569425512253992cc64ebf8b6d00a62f986db3e
Author: Christoph Hellwig <hch@infradead.org>
    knfsd: exportfs: add exportfs.h header

commit 831441862956fffa17b9801db37e6ea1650b0f69
Author: Rafael J. Wysocki <rjw@sisk.pl>
    Freezer: make kernel threads nonfreezable by default

commit 8e1f936b73150f5095448a0fee6d4f30a1f9001d
Author: Rusty Russell <rusty@rustcorp.com.au>
    mm: clean up and kernelify shrinker registration

commit 5ffc4ef45b3b0a57872f631b4e4ceb8ace0d7496
Author: Jens Axboe <jens.axboe@oracle.com>
    sendfile: remove .sendfile from filesystems that use generic_file_sendfile()

commit 8bb7844286fb8c9fce6f65d8288aeb09d03a5e0d
Author: Rafael J. Wysocki <rjw@sisk.pl>
    Add suspend-related notifications for CPU hotplug

commit 59c51591a0ac7568824f541f57de967e88adaa07
Author: Michael Opdenacker <michael@free-electrons.com>
    Fix occurrences of "the the "

commit 0ceb331433e8aad9c5f441a965d7c681f8b9046f
Author: Dmitriy Monakhov <dmonakhov@openvz.org>
    mm: move common segment checks to separate helper function
--------
Merge of 2.6.x-xfs-melb:linux:29656b by kenmcd.

/*
 * sharpsl-flash.c
 *
 * Copyright (C) 2001 Lineo Japan, Inc.
 * Copyright (C) 2002  SHARP
 *
 * $Id: sharpsl-flash.c,v 1.17 2007/09/12 17:09:56 tes.longdrop.melbourne.sgi.com Exp $
 *
 * based on rpxlite.c,v 1.15 2001/10/02 15:05:14 dwmw2 Exp
 *          Handle mapping of the flash on the RPX Lite and CLLF boards
 *
 * 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.
 *
 */

#include <linux/module.h>
#include <linux/types.h>
#include <linux/kernel.h>
#include <linux/mtd/mtd.h>
#include <linux/mtd/map.h>
#include <linux/mtd/partitions.h>
#include <asm/io.h>
#include <asm/mach-types.h>

#define WINDOW_ADDR 0x00000000
#define WINDOW_SIZE 0x00800000
#define BANK_WIDTH 2

static struct mtd_info *mymtd;

struct map_info sharpsl_map = {
	.name = "sharpsl-flash",
	.size = WINDOW_SIZE,
	.bankwidth = BANK_WIDTH,
	.phys = WINDOW_ADDR
};

static struct mtd_partition sharpsl_partitions[1] = {
	{
		name:		"Boot PROM Filesystem",
	}
};

int __init init_sharpsl(void)
{
	struct mtd_partition *parts;
	int nb_parts = 0;
	char *part_type = "static";

	printk(KERN_NOTICE "Sharp SL series flash device: %x at %x\n",
		WINDOW_SIZE, WINDOW_ADDR);
	sharpsl_map.virt = ioremap(WINDOW_ADDR, WINDOW_SIZE);
	if (!sharpsl_map.virt) {
		printk("Failed to ioremap\n");
		return -EIO;
	}

	simple_map_init(&sharpsl_map);

	mymtd = do_map_probe("map_rom", &sharpsl_map);
	if (!mymtd) {
		iounmap(sharpsl_map.virt);
		return -ENXIO;
	}

	mymtd->owner = THIS_MODULE;

	if (machine_is_corgi() || machine_is_shepherd() || machine_is_husky()
		|| machine_is_poodle()) {
		sharpsl_partitions[0].size=0x006d0000;
		sharpsl_partitions[0].offset=0x00120000;
	} else if (machine_is_tosa()) {
		sharpsl_partitions[0].size=0x006a0000;
		sharpsl_partitions[0].offset=0x00160000;
	} else if (machine_is_spitz() || machine_is_akita() || machine_is_borzoi()) {
		sharpsl_partitions[0].size=0x006b0000;
		sharpsl_partitions[0].offset=0x00140000;
	} else {
		map_destroy(mymtd);
		iounmap(sharpsl_map.virt);
		return -ENODEV;
	}

	parts = sharpsl_partitions;
	nb_parts = ARRAY_SIZE(sharpsl_partitions);

	printk(KERN_NOTICE "Using %s partision definition\n", part_type);
	add_mtd_partitions(mymtd, parts, nb_parts);

	return 0;
}

static void __exit cleanup_sharpsl(void)
{
	if (mymtd) {
		del_mtd_partitions(mymtd);
		map_destroy(mymtd);
	}
	if (sharpsl_map.virt) {
		iounmap(sharpsl_map.virt);
		sharpsl_map.virt = 0;
	}
}

module_init(init_sharpsl);
module_exit(cleanup_sharpsl);

MODULE_LICENSE("GPL");
MODULE_AUTHOR("SHARP (Original: Arnold Christensen <AKC@pel.dk>)");
MODULE_DESCRIPTION("MTD map driver for SHARP SL series");