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File: [Development] / linux-2.6-xfs / arch / powerpc / platforms / 85xx / mpc85xx_mds.c (download)

Revision 1.3, Wed Sep 12 17:09:56 2007 UTC (10 years, 1 month ago) by tes.longdrop.melbourne.sgi.com
Branch: MAIN
Changes since 1.2: +5 -29 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.

/*
 * Copyright (C) Freescale Semicondutor, Inc. 2006-2007. All rights reserved.
 *
 * Author: Andy Fleming <afleming@freescale.com>
 *
 * Based on 83xx/mpc8360e_pb.c by:
 *	   Li Yang <LeoLi@freescale.com>
 *	   Yin Olivia <Hong-hua.Yin@freescale.com>
 *
 * Description:
 * MPC85xx MDS board specific routines.
 *
 * 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.
 */

#include <linux/stddef.h>
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/errno.h>
#include <linux/reboot.h>
#include <linux/pci.h>
#include <linux/kdev_t.h>
#include <linux/major.h>
#include <linux/console.h>
#include <linux/delay.h>
#include <linux/seq_file.h>
#include <linux/initrd.h>
#include <linux/module.h>
#include <linux/fsl_devices.h>

#include <asm/of_device.h>
#include <asm/of_platform.h>
#include <asm/system.h>
#include <asm/atomic.h>
#include <asm/time.h>
#include <asm/io.h>
#include <asm/machdep.h>
#include <asm/bootinfo.h>
#include <asm/pci-bridge.h>
#include <asm/mpc85xx.h>
#include <asm/irq.h>
#include <mm/mmu_decl.h>
#include <asm/prom.h>
#include <asm/udbg.h>
#include <sysdev/fsl_soc.h>
#include <sysdev/fsl_pci.h>
#include <asm/qe.h>
#include <asm/qe_ic.h>
#include <asm/mpic.h>

#include "mpc85xx.h"

#undef DEBUG
#ifdef DEBUG
#define DBG(fmt...) udbg_printf(fmt)
#else
#define DBG(fmt...)
#endif

/* ************************************************************************
 *
 * Setup the architecture
 *
 */
static void __init mpc85xx_mds_setup_arch(void)
{
	struct device_node *np;
	static u8 *bcsr_regs = NULL;

	if (ppc_md.progress)
		ppc_md.progress("mpc85xx_mds_setup_arch()", 0);

	np = of_find_node_by_type(NULL, "cpu");
	if (np != NULL) {
		const unsigned int *fp =
		    of_get_property(np, "clock-frequency", NULL);
		if (fp != NULL)
			loops_per_jiffy = *fp / HZ;
		else
			loops_per_jiffy = 50000000 / HZ;
		of_node_put(np);
	}

	/* Map BCSR area */
	np = of_find_node_by_name(NULL, "bcsr");
	if (np != NULL) {
		struct resource res;

		of_address_to_resource(np, 0, &res);
		bcsr_regs = ioremap(res.start, res.end - res.start +1);
		of_node_put(np);
	}

#ifdef CONFIG_PCI
	for (np = NULL; (np = of_find_node_by_type(np, "pci")) != NULL;)
		fsl_add_bridge(np, 1);
	of_node_put(np);
#endif

#ifdef CONFIG_QUICC_ENGINE
	if ((np = of_find_node_by_name(NULL, "qe")) != NULL) {
		qe_reset();
		of_node_put(np);
	}

	if ((np = of_find_node_by_name(NULL, "par_io")) != NULL) {
		struct device_node *ucc = NULL;

		par_io_init(np);
		of_node_put(np);

		for ( ;(ucc = of_find_node_by_name(ucc, "ucc")) != NULL;)
			par_io_of_config(ucc);

		of_node_put(ucc);
	}

	if (bcsr_regs) {
		u8 bcsr_phy;

		/* Reset the Ethernet PHY */
		bcsr_phy = in_be8(&bcsr_regs[9]);
		bcsr_phy &= ~0x20;
		out_be8(&bcsr_regs[9], bcsr_phy);

		udelay(1000);

		bcsr_phy = in_be8(&bcsr_regs[9]);
		bcsr_phy |= 0x20;
		out_be8(&bcsr_regs[9], bcsr_phy);

		iounmap(bcsr_regs);
	}

#endif	/* CONFIG_QUICC_ENGINE */
}

static struct of_device_id mpc85xx_ids[] = {
	{ .type = "soc", },
	{ .compatible = "soc", },
	{ .type = "qe", },
	{},
};

static int __init mpc85xx_publish_devices(void)
{
	if (!machine_is(mpc85xx_mds))
		return 0;

	/* Publish the QE devices */
	of_platform_bus_probe(NULL,mpc85xx_ids,NULL);

	return 0;
}
device_initcall(mpc85xx_publish_devices);

static void __init mpc85xx_mds_pic_init(void)
{
	struct mpic *mpic;
	struct resource r;
	struct device_node *np = NULL;

	np = of_find_node_by_type(NULL, "open-pic");
	if (!np)
		return;

	if (of_address_to_resource(np, 0, &r)) {
		printk(KERN_ERR "Failed to map mpic register space\n");
		of_node_put(np);
		return;
	}

	mpic = mpic_alloc(np, r.start,
			MPIC_PRIMARY | MPIC_WANTS_RESET | MPIC_BIG_ENDIAN,
			0, 256, " OpenPIC  ");
	BUG_ON(mpic == NULL);
	of_node_put(np);

	mpic_init(mpic);

#ifdef CONFIG_QUICC_ENGINE
	np = of_find_node_by_type(NULL, "qeic");
	if (!np)
		return;

	qe_ic_init(np, 0);
	of_node_put(np);
#endif				/* CONFIG_QUICC_ENGINE */
}

static int __init mpc85xx_mds_probe(void)
{
        unsigned long root = of_get_flat_dt_root();

        return of_flat_dt_is_compatible(root, "MPC85xxMDS");
}

define_machine(mpc85xx_mds) {
	.name		= "MPC85xx MDS",
	.probe		= mpc85xx_mds_probe,
	.setup_arch	= mpc85xx_mds_setup_arch,
	.init_IRQ	= mpc85xx_mds_pic_init,
	.get_irq	= mpic_get_irq,
	.restart	= mpc85xx_restart,
	.calibrate_decr	= generic_calibrate_decr,
	.progress	= udbg_progress,
	.pcibios_fixup_bus	= fsl_pcibios_fixup_bus,
};