Return to sbus.h CVS log

Up to [Development] / linux-2.6-xfs / include / asm-sparc

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.

/* $Id: sbus.h,v 1.22 2000/02/18 13:50:50 davem Exp $
 * sbus.h:  Defines for the Sun SBus.
 *
 * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)
 */

#ifndef _SPARC_SBUS_H
#define _SPARC_SBUS_H

#include <linux/dma-mapping.h>
#include <linux/ioport.h>

#include <asm/oplib.h>
#include <asm/prom.h>
#include <asm/of_device.h>
#include <asm/scatterlist.h>

/* We scan which devices are on the SBus using the PROM node device
 * tree.  SBus devices are described in two different ways.  You can
 * either get an absolute address at which to access the device, or
 * you can get a SBus 'slot' number and an offset within that slot.
 */

/* The base address at which to calculate device OBIO addresses. */
#define SUN_SBUS_BVADDR        0xf8000000
#define SBUS_OFF_MASK          0x01ffffff

/* These routines are used to calculate device address from slot
 * numbers + offsets, and vice versa.
 */

static inline unsigned long sbus_devaddr(int slotnum, unsigned long offset)
{
  return (unsigned long) (SUN_SBUS_BVADDR+((slotnum)<<25)+(offset));
}

static inline int sbus_dev_slot(unsigned long dev_addr)
{
  return (int) (((dev_addr)-SUN_SBUS_BVADDR)>>25);
}

struct sbus_bus;

/* Linux SBUS device tables */
struct sbus_dev {
	struct of_device	ofdev;
	struct sbus_bus		*bus;
	struct sbus_dev		*next;
	struct sbus_dev		*child;
	struct sbus_dev		*parent;
	int prom_node;	
	char prom_name[64];
	int slot;

	struct resource resource[PROMREG_MAX];

	struct linux_prom_registers reg_addrs[PROMREG_MAX];
	int num_registers;

	struct linux_prom_ranges device_ranges[PROMREG_MAX];
	int num_device_ranges;

	unsigned int irqs[4];
	int num_irqs;
};
#define to_sbus_device(d) container_of(d, struct sbus_dev, ofdev.dev)

/* This struct describes the SBus(s) found on this machine. */
struct sbus_bus {
	struct of_device	ofdev;
	struct sbus_dev		*devices;	/* Link to devices on this SBus */
	struct sbus_bus		*next;		/* next SBus, if more than one SBus */
	int			prom_node;	/* PROM device tree node for this SBus */
	char			prom_name[64];  /* Usually "sbus" or "sbi" */
	int			clock_freq;

	struct linux_prom_ranges sbus_ranges[PROMREG_MAX];
	int num_sbus_ranges;

	int devid;
	int board;
};
#define to_sbus(d) container_of(d, struct sbus_bus, ofdev.dev)

extern struct sbus_bus *sbus_root;

static inline int
sbus_is_slave(struct sbus_dev *dev)
{
	/* XXX Have to write this for sun4c's */
	return 0;
}

/* Device probing routines could find these handy */
#define for_each_sbus(bus) \
        for((bus) = sbus_root; (bus); (bus)=(bus)->next)

#define for_each_sbusdev(device, bus) \
        for((device) = (bus)->devices; (device); (device)=(device)->next)
        
#define for_all_sbusdev(device, bus) \
	for ((bus) = sbus_root; (bus); (bus) = (bus)->next) \
		for ((device) = (bus)->devices; (device); (device) = (device)->next)

/* Driver DVMA interfaces. */
#define sbus_can_dma_64bit(sdev)	(0) /* actually, sparc_cpu_model==sun4d */
#define sbus_can_burst64(sdev)		(0) /* actually, sparc_cpu_model==sun4d */
extern void sbus_set_sbus64(struct sbus_dev *, int);
extern void sbus_fill_device_irq(struct sbus_dev *);

/* These yield IOMMU mappings in consistent mode. */
extern void *sbus_alloc_consistent(struct sbus_dev *, long, u32 *dma_addrp);
extern void sbus_free_consistent(struct sbus_dev *, long, void *, u32);
void prom_adjust_ranges(struct linux_prom_ranges *, int,
			struct linux_prom_ranges *, int);

#define SBUS_DMA_BIDIRECTIONAL	DMA_BIDIRECTIONAL
#define SBUS_DMA_TODEVICE	DMA_TO_DEVICE
#define SBUS_DMA_FROMDEVICE	DMA_FROM_DEVICE
#define	SBUS_DMA_NONE		DMA_NONE

/* All the rest use streaming mode mappings. */
extern dma_addr_t sbus_map_single(struct sbus_dev *, void *, size_t, int);
extern void sbus_unmap_single(struct sbus_dev *, dma_addr_t, size_t, int);
extern int sbus_map_sg(struct sbus_dev *, struct scatterlist *, int, int);
extern void sbus_unmap_sg(struct sbus_dev *, struct scatterlist *, int, int);

/* Finally, allow explicit synchronization of streamable mappings. */
extern void sbus_dma_sync_single_for_cpu(struct sbus_dev *, dma_addr_t, size_t, int);
#define sbus_dma_sync_single sbus_dma_sync_single_for_cpu
extern void sbus_dma_sync_single_for_device(struct sbus_dev *, dma_addr_t, size_t, int);
extern void sbus_dma_sync_sg_for_cpu(struct sbus_dev *, struct scatterlist *, int, int);
#define sbus_dma_sync_sg sbus_dma_sync_sg_for_cpu
extern void sbus_dma_sync_sg_for_device(struct sbus_dev *, struct scatterlist *, int, int);

/* Eric Brower (ebrower@usa.net)
 * Translate SBus interrupt levels to ino values--
 * this is used when converting sbus "interrupts" OBP 
 * node values to "intr" node values, and is platform 
 * dependent.  If only we could call OBP with 
 * "sbus-intr>cpu (sbint -- ino)" from kernel...
 * See .../drivers/sbus/sbus.c for details.
 */
BTFIXUPDEF_CALL(unsigned int, sbint_to_irq, struct sbus_dev *sdev, unsigned int)
#define sbint_to_irq(sdev, sbint) BTFIXUP_CALL(sbint_to_irq)(sdev, sbint)

extern void sbus_arch_bus_ranges_init(struct device_node *, struct sbus_bus *);
extern void sbus_setup_iommu(struct sbus_bus *, struct device_node *);
extern void sbus_setup_arch_props(struct sbus_bus *, struct device_node *);
extern int sbus_arch_preinit(void);
extern void sbus_arch_postinit(void);

#endif /* !(_SPARC_SBUS_H) */