Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc-2.6

* git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc-2.6:
  sparc64: Add global register dumping facility.
  sparc: remove CVS keywords
  sparc64: remove CVS keywords

arch/sparc/Kconfig

-# $Id: config.in,v 1.113 2002/01/24 22:14:44 davem Exp $
 # For a description of the syntax of this configuration file,
 # see Documentation/kbuild/kconfig-language.txt.
 #

arch/sparc/boot/Makefile

-# $Id: Makefile,v 1.10 2000/02/23 08:17:46 jj Exp $
 # Makefile for the Sparc boot stuff.
 #
 # Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)

arch/sparc/boot/btfixupprep.c

-/* $Id: btfixupprep.c,v 1.6 2001/08/22 15:27:47 davem Exp $
+/*
    Simple utility to prepare vmlinux image for sparc.
    Resolves all BTFIXUP uses and settings and creates
    a special .s object to link to the image.

arch/sparc/boot/piggyback.c

-/* $Id: piggyback.c,v 1.4 2000/12/05 00:48:57 anton Exp $
+/*
    Simple utility to make a single-image install kernel with initial ramdisk
    for Sparc tftpbooting without need to set up nfs.
 

arch/sparc/kernel/ebus.c

-/* $Id: ebus.c,v 1.20 2002/01/05 01:13:43 davem Exp $
+/*
  * ebus.c: PCI to EBus bridge device.
  *
  * Copyright (C) 1997  Eddie C. Dost  (ecd@skynet.be)

arch/sparc/kernel/etrap.S

-/* $Id: etrap.S,v 1.31 2000/01/08 16:38:18 anton Exp $
+/*
  * etrap.S: Sparc trap window preparation for entry into the
  *          Linux kernel.
  *

arch/sparc/kernel/head.S

-/* $Id: head.S,v 1.105 2001/08/12 09:08:56 davem Exp $
+/*
  * head.S: The initial boot code for the Sparc port of Linux.
  *
  * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)

arch/sparc/kernel/idprom.c

-/* $Id: idprom.c,v 1.24 1999/08/31 06:54:20 davem Exp $
+/*
  * idprom.c: Routines to load the idprom into kernel addresses and
  *           interpret the data contained within.
  *

arch/sparc/kernel/ioport.c

-/* $Id: ioport.c,v 1.45 2001/10/30 04:54:21 davem Exp $
+/*
  * ioport.c:  Simple io mapping allocator.
  *
  * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)

arch/sparc/kernel/irq.c

-/*  $Id: irq.c,v 1.114 2001/12/11 04:55:51 davem Exp $
+/*
  *  arch/sparc/kernel/irq.c:  Interrupt request handling routines. On the
  *                            Sparc the IRQs are basically 'cast in stone'
  *                            and you are supposed to probe the prom's device

arch/sparc/kernel/muldiv.c

-/* $Id: muldiv.c,v 1.5 1997/12/15 20:07:20 ecd Exp $
+/*
  * muldiv.c: Hardware multiply/division illegal instruction trap
  *		for sun4c/sun4 (which do not have those instructions)
  *

arch/sparc/kernel/rtrap.S

-/* $Id: rtrap.S,v 1.58 2002/01/31 03:30:05 davem Exp $
+/*
  * rtrap.S: Return from Sparc trap low-level code.
  *
  * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)

arch/sparc/kernel/setup.c

-/*  $Id: setup.c,v 1.126 2001/11/13 00:49:27 davem Exp $
+/*
  *  linux/arch/sparc/kernel/setup.c
  *
  *  Copyright (C) 1995  David S. Miller (davem@caip.rutgers.edu)

arch/sparc/kernel/sparc_ksyms.c

-/* $Id: sparc_ksyms.c,v 1.107 2001/07/17 16:17:33 anton Exp $
+/*
  * arch/sparc/kernel/ksyms.c: Sparc specific ksyms support.
  *
  * Copyright (C) 1996 David S. Miller (davem@caip.rutgers.edu)

arch/sparc/kernel/sun4d_irq.c

-/*  $Id: sun4d_irq.c,v 1.29 2001/12/11 04:55:51 davem Exp $
+/*
  *  arch/sparc/kernel/sun4d_irq.c:
  *			SS1000/SC2000 interrupt handling.
  *

arch/sparc/kernel/trampoline.S

-/* $Id: trampoline.S,v 1.14 2002/01/11 08:45:38 davem Exp $
+/*
  * trampoline.S: SMP cpu boot-up trampoline code.
  *
  * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)

arch/sparc/kernel/traps.c

-/* $Id: traps.c,v 1.64 2000/09/03 15:00:49 anton Exp $
+/*
  * arch/sparc/kernel/traps.c
  *
  * Copyright 1995 David S. Miller (davem@caip.rutgers.edu)

arch/sparc/kernel/unaligned.c

-/* $Id: unaligned.c,v 1.23 2001/12/21 00:54:31 davem Exp $
+/*
  * unaligned.c: Unaligned load/store trap handling with special
  *              cases for the kernel to do them more quickly.
  *

arch/sparc/kernel/wof.S

-/* $Id: wof.S,v 1.40 2000/01/08 16:38:18 anton Exp $
+/*
  * wof.S: Sparc window overflow handler.
  *
  * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)

arch/sparc/kernel/wuf.S

-/* $Id: wuf.S,v 1.39 2000/01/08 16:38:18 anton Exp $
+/*
  * wuf.S: Window underflow trap handler for the Sparc.
  *
  * Copyright (C) 1995 David S. Miller

arch/sparc/lib/Makefile

-# $Id: Makefile,v 1.35 2000/12/15 00:41:18 davem Exp $
 # Makefile for Sparc library files..
 #
 

arch/sparc/lib/ashldi3.S

-/* $Id: ashldi3.S,v 1.2 1999/11/19 04:11:46 davem Exp $
+/*
  * ashldi3.S:	GCC emits these for certain drivers playing
  *		with long longs.
  *

arch/sparc/lib/ashrdi3.S

-/* $Id: ashrdi3.S,v 1.4 1999/11/19 04:11:49 davem Exp $
+/*
  * ashrdi3.S:	The filesystem code creates all kinds of references to
  *              this little routine on the sparc with gcc.
  *

arch/sparc/lib/blockops.S

-/* $Id: blockops.S,v 1.8 1998/01/30 10:58:44 jj Exp $
+/*
  * blockops.S: Common block zero optimized routines.
  *
  * Copyright (C) 1996 David S. Miller (davem@caip.rutgers.edu)

arch/sparc/lib/locks.S

-/* $Id: locks.S,v 1.16 2000/02/26 11:02:47 anton Exp $
+/*
  * locks.S: SMP low-level lock primitives on Sparc.
  *
  * Copyright (C) 1996 David S. Miller (davem@caip.rutgers.edu)

arch/sparc/lib/lshrdi3.S

-/* $Id: lshrdi3.S,v 1.1 1999/03/21 06:37:45 davem Exp $ */
 
 	.globl	__lshrdi3
 __lshrdi3:

arch/sparc/lib/memscan.S

-/* $Id: memscan.S,v 1.4 1996/09/08 02:01:20 davem Exp $
+/*
  * memscan.S: Optimized memscan for the Sparc.
  *
  * Copyright (C) 1996 David S. Miller (davem@caip.rutgers.edu)

arch/sparc/lib/mul.S

-/* $Id: mul.S,v 1.4 1996/09/30 02:22:32 davem Exp $
+/*
  * mul.S:       This routine was taken from glibc-1.09 and is covered
  *              by the GNU Library General Public License Version 2.
  */

arch/sparc/lib/rem.S

-/* $Id: rem.S,v 1.7 1996/09/30 02:22:34 davem Exp $
+/*
  * rem.S:       This routine was taken from glibc-1.09 and is covered
  *              by the GNU Library General Public License Version 2.
  */

arch/sparc/lib/rwsem.S

-/* $Id: rwsem.S,v 1.5 2000/05/09 17:40:13 davem Exp $
+/*
  * Assembly part of rw semaphores.
  *
  * Copyright (C) 1999 Jakub Jelinek (jakub@redhat.com)

arch/sparc/lib/sdiv.S

-/* $Id: sdiv.S,v 1.6 1996/10/02 17:37:00 davem Exp $
+/*
  * sdiv.S:      This routine was taken from glibc-1.09 and is covered
  *              by the GNU Library General Public License Version 2.
  */

arch/sparc/lib/strncmp.S

-/* $Id: strncmp.S,v 1.2 1996/09/09 02:47:20 davem Exp $
+/*
  * strncmp.S: Hand optimized Sparc assembly of GCC output from GNU libc
  *            generic strncmp routine.
  */

arch/sparc/lib/udiv.S

-/* $Id: udiv.S,v 1.4 1996/09/30 02:22:38 davem Exp $
+/*
  * udiv.S:      This routine was taken from glibc-1.09 and is covered
  *              by the GNU Library General Public License Version 2.
  */

arch/sparc/lib/umul.S

-/* $Id: umul.S,v 1.4 1996/09/30 02:22:39 davem Exp $
+/*
  * umul.S:      This routine was taken from glibc-1.09 and is covered
  *              by the GNU Library General Public License Version 2.
  */

arch/sparc/lib/urem.S

-/* $Id: urem.S,v 1.4 1996/09/30 02:22:42 davem Exp $
+/*
  * urem.S:      This routine was taken from glibc-1.09 and is covered
  *              by the GNU Library General Public License Version 2.
  */

arch/sparc/math-emu/ashldi3.S

-/* $Id: ashldi3.S,v 1.1 1998/04/06 16:09:28 jj Exp $
+/*
  * ashldi3.S:	Math-emu code creates all kinds of references to
  *              this little routine on the sparc with gcc.
  *

arch/sparc/mm/Makefile

-# $Id: Makefile,v 1.38 2000/12/15 00:41:22 davem Exp $
 # Makefile for the linux Sparc-specific parts of the memory manager.
 #
 

arch/sparc/mm/fault.c

-/* $Id: fault.c,v 1.122 2001/11/17 07:19:26 davem Exp $
+/*
  * fault.c:  Page fault handlers for the Sparc.
  *
  * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)

arch/sparc/mm/generic.c

-/* $Id: generic.c,v 1.14 2001/12/21 04:56:15 davem Exp $
+/*
  * generic.c: Generic Sparc mm routines that are not dependent upon
  *            MMU type but are Sparc specific.
  *

arch/sparc/mm/hypersparc.S

-/* $Id: hypersparc.S,v 1.18 2001/12/21 04:56:15 davem Exp $
+/*
  * hypersparc.S: High speed Hypersparc mmu/cache operations.
  *
  * Copyright (C) 1997 David S. Miller (davem@caip.rutgers.edu)

arch/sparc/mm/init.c

-/*  $Id: init.c,v 1.103 2001/11/19 19:03:08 davem Exp $
+/*
  *  linux/arch/sparc/mm/init.c
  *
  *  Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)

arch/sparc/mm/io-unit.c

-/* $Id: io-unit.c,v 1.24 2001/12/17 07:05:09 davem Exp $
+/*
  * io-unit.c:  IO-UNIT specific routines for memory management.
  *
  * Copyright (C) 1997,1998 Jakub Jelinek    (jj@sunsite.mff.cuni.cz)

arch/sparc/mm/loadmmu.c

-/* $Id: loadmmu.c,v 1.56 2000/02/08 20:24:21 davem Exp $
+/*
  * loadmmu.c:  This code loads up all the mm function pointers once the
  *             machine type has been determined.  It also sets the static
  *             mmu values such as PAGE_NONE, etc.

arch/sparc/mm/nosrmmu.c

-/* $Id: nosrmmu.c,v 1.5 1999/11/19 04:11:54 davem Exp $
+/*
  * nosrmmu.c: This file is a bunch of dummies for sun4 compiles, 
  *         so that it does not need srmmu and avoid ifdefs.
  *

arch/sparc/mm/nosun4c.c

-/* $Id: nosun4c.c,v 1.3 2000/02/14 04:52:36 jj Exp $
+/*
  * nosun4c.c: This file is a bunch of dummies for SMP compiles, 
  *         so that it does not need sun4c and avoid ifdefs.
  *

arch/sparc/mm/swift.S

-/* $Id: swift.S,v 1.9 2002/01/08 11:11:59 davem Exp $
+/*
  * swift.S: MicroSparc-II mmu/cache operations.
  *
  * Copyright (C) 1999 David S. Miller (davem@redhat.com)

arch/sparc/mm/tsunami.S

-/* $Id: tsunami.S,v 1.7 2001/12/21 04:56:15 davem Exp $
+/*
  * tsunami.S: High speed MicroSparc-I mmu/cache operations.
  *
  * Copyright (C) 1997 David S. Miller (davem@caip.rutgers.edu)

arch/sparc/mm/viking.S

-/* $Id: viking.S,v 1.19 2001/12/21 04:56:15 davem Exp $
+/*
  * viking.S: High speed Viking cache/mmu operations
  *
  * Copyright (C) 1997  Eddie C. Dost  (ecd@skynet.be)

arch/sparc/prom/Makefile

-# $Id: Makefile,v 1.8 2000/12/15 00:41:22 davem Exp $
 # Makefile for the Sun Boot PROM interface library under
 # Linux.
 #

arch/sparc/prom/bootstr.c

-/* $Id: bootstr.c,v 1.20 2000/02/08 20:24:23 davem Exp $
+/*
  * bootstr.c:  Boot string/argument acquisition from the PROM.
  *
  * Copyright(C) 1995 David S. Miller (davem@caip.rutgers.edu)

arch/sparc/prom/console.c

-/* $Id: console.c,v 1.25 2001/10/30 04:54:22 davem Exp $
+/*
  * console.c: Routines that deal with sending and receiving IO
  *            to/from the current console device using the PROM.
  *

arch/sparc/prom/devmap.c

-/* $Id: devmap.c,v 1.7 2000/08/26 02:38:03 anton Exp $
+/*
  * promdevmap.c:  Map device/IO areas to virtual addresses.
  *
  * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)

arch/sparc/prom/devops.c

-/* $Id: devops.c,v 1.13 2000/08/26 02:38:03 anton Exp $
+/*
  * devops.c:  Device operations using the PROM.
  *
  * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)

arch/sparc/prom/init.c

-/* $Id: init.c,v 1.14 2000/01/29 01:09:12 anton Exp $
+/*
  * init.c:  Initialize internal variables used by the PROM
  *          library functions.
  *

arch/sparc/prom/misc.c

-/* $Id: misc.c,v 1.18 2000/08/26 02:38:03 anton Exp $
+/*
  * misc.c:  Miscellaneous prom functions that don't belong
  *          anywhere else.
  *

arch/sparc/prom/mp.c

-/* $Id: mp.c,v 1.12 2000/08/26 02:38:03 anton Exp $
+/*
  * mp.c:  OpenBoot Prom Multiprocessor support routines.  Don't call
  *        these on a UP or else you will halt and catch fire. ;)
  *

arch/sparc/prom/palloc.c

-/* $Id: palloc.c,v 1.4 1996/04/25 06:09:48 davem Exp $
+/*
  * palloc.c:  Memory allocation from the Sun PROM.
  *
  * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)

arch/sparc/prom/ranges.c

-/* $Id: ranges.c,v 1.15 2001/12/19 00:29:51 davem Exp $
+/*
  * ranges.c: Handle ranges in newer proms for obio/sbus.
  *
  * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)

arch/sparc/prom/segment.c

-/* $Id: segment.c,v 1.7 2000/08/26 02:38:03 anton Exp $
+/*
  * segment.c:  Prom routine to map segments in other contexts before
  *             a standalone is completely mapped.  This is for sun4 and
  *             sun4c architectures only.

arch/sparc/prom/tree.c

-/* $Id: tree.c,v 1.26 2000/08/26 02:38:03 anton Exp $
+/*
  * tree.c: Basic device tree traversal/scanning for the Linux
  *         prom library.
  *

arch/sparc64/Makefile

-# $Id: Makefile,v 1.52 2002/02/09 19:49:31 davem Exp $
 # sparc64/Makefile
 #
 # Makefile for the architecture dependent flags and dependencies on the

arch/sparc64/boot/Makefile

-# $Id: Makefile,v 1.4 1997/12/15 20:08:56 ecd Exp $
 # Makefile for the Sparc64 boot stuff.
 #
 # Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)

arch/sparc64/boot/piggyback.c

-/* $Id: piggyback.c,v 1.2 2000/09/19 14:34:39 anton Exp $
+/*
    Simple utility to make a single-image install kernel with initial ramdisk
    for Sparc64 tftpbooting without need to set up nfs.
    

arch/sparc64/kernel/dtlb_prot.S

-/* $Id: dtlb_prot.S,v 1.22 2001/04/11 23:40:32 davem Exp $
+/*
  * dtlb_prot.S: DTLB protection trap strategy.
  *              This is included directly into the trap table.
  *

arch/sparc64/kernel/ebus.c

-/* $Id: ebus.c,v 1.64 2001/11/08 04:41:33 davem Exp $
+/*
  * ebus.c: PCI to EBus bridge device.
  *
  * Copyright (C) 1997  Eddie C. Dost  (ecd@skynet.be)

arch/sparc64/kernel/etrap.S

-/* $Id: etrap.S,v 1.46 2002/02/09 19:49:30 davem Exp $
+/*
  * etrap.S: Preparing for entry into the kernel on Sparc V9.
  *
  * Copyright (C) 1996, 1997 David S. Miller (davem@caip.rutgers.edu)

arch/sparc64/kernel/idprom.c

-/* $Id: idprom.c,v 1.3 1999/08/31 06:54:53 davem Exp $
+/*
  * idprom.c: Routines to load the idprom into kernel addresses and
  *           interpret the data contained within.
  *

arch/sparc64/kernel/process.c

 /*  arch/sparc64/kernel/process.c
  *
- *  Copyright (C) 1995, 1996 David S. Miller (davem@caip.rutgers.edu)
+ *  Copyright (C) 1995, 1996, 2008 David S. Miller (davem@davemloft.net)
  *  Copyright (C) 1996       Eddie C. Dost   (ecd@skynet.be)
  *  Copyright (C) 1997, 1998 Jakub Jelinek   (jj@sunsite.mff.cuni.cz)
  */
@@ -30,6 +30,7 @@
 #include <linux/init.h>
 #include <linux/cpu.h>
 #include <linux/elfcore.h>
+#include <linux/sysrq.h>
 
 #include <asm/oplib.h>
 #include <asm/uaccess.h>
@@ -49,6 +50,8 @@
 #include <asm/sstate.h>
 #include <asm/reboot.h>
 #include <asm/syscalls.h>
+#include <asm/irq_regs.h>
+#include <asm/smp.h>
 
 /* #define VERBOSE_SHOWREGS */
 
@@ -298,6 +301,118 @@ void show_regs(struct pt_regs *regs)
 #endif
 }
 
+#ifdef CONFIG_MAGIC_SYSRQ
+struct global_reg_snapshot global_reg_snapshot[NR_CPUS];
+static DEFINE_SPINLOCK(global_reg_snapshot_lock);
+
+static void __global_reg_self(struct thread_info *tp, struct pt_regs *regs,
+			      int this_cpu)
+{
+	flushw_all();
+
+	global_reg_snapshot[this_cpu].tstate = regs->tstate;
+	global_reg_snapshot[this_cpu].tpc = regs->tpc;
+	global_reg_snapshot[this_cpu].tnpc = regs->tnpc;
+	global_reg_snapshot[this_cpu].o7 = regs->u_regs[UREG_I7];
+
+	if (regs->tstate & TSTATE_PRIV) {
+		struct reg_window *rw;
+
+		rw = (struct reg_window *)
+			(regs->u_regs[UREG_FP] + STACK_BIAS);
+		global_reg_snapshot[this_cpu].i7 = rw->ins[6];
+	} else
+		global_reg_snapshot[this_cpu].i7 = 0;
+
+	global_reg_snapshot[this_cpu].thread = tp;
+}
+
+/* In order to avoid hangs we do not try to synchronize with the
+ * global register dump client cpus.  The last store they make is to
+ * the thread pointer, so do a short poll waiting for that to become
+ * non-NULL.
+ */
+static void __global_reg_poll(struct global_reg_snapshot *gp)
+{
+	int limit = 0;
+
+	while (!gp->thread && ++limit < 100) {
+		barrier();
+		udelay(1);
+	}
+}
+
+static void sysrq_handle_globreg(int key, struct tty_struct *tty)
+{
+	struct thread_info *tp = current_thread_info();
+	struct pt_regs *regs = get_irq_regs();
+#ifdef CONFIG_KALLSYMS
+	char buffer[KSYM_SYMBOL_LEN];
+#endif
+	unsigned long flags;
+	int this_cpu, cpu;
+
+	if (!regs)
+		regs = tp->kregs;
+
+	spin_lock_irqsave(&global_reg_snapshot_lock, flags);
+
+	memset(global_reg_snapshot, 0, sizeof(global_reg_snapshot));
+
+	this_cpu = raw_smp_processor_id();
+
+	__global_reg_self(tp, regs, this_cpu);
+
+	smp_fetch_global_regs();
+
+	for_each_online_cpu(cpu) {
+		struct global_reg_snapshot *gp = &global_reg_snapshot[cpu];
+		struct thread_info *tp;
+
+		__global_reg_poll(gp);
+
+		tp = gp->thread;
+		printk("%c CPU[%3d]: TSTATE[%016lx] TPC[%016lx] TNPC[%016lx] TASK[%s:%d]\n",
+		       (cpu == this_cpu ? '*' : ' '), cpu,
+		       gp->tstate, gp->tpc, gp->tnpc,
+		       ((tp && tp->task) ? tp->task->comm : "NULL"),
+		       ((tp && tp->task) ? tp->task->pid : -1));
+#ifdef CONFIG_KALLSYMS
+		if (gp->tstate & TSTATE_PRIV) {
+			sprint_symbol(buffer, gp->tpc);
+			printk("             TPC[%s] ", buffer);
+			sprint_symbol(buffer, gp->o7);
+			printk("O7[%s] ", buffer);
+			sprint_symbol(buffer, gp->i7);
+			printk("I7[%s]\n", buffer);
+		} else
+#endif
+		{
+			printk("             TPC[%lx] O7[%lx] I7[%lx]\n",
+			       gp->tpc, gp->o7, gp->i7);
+		}
+	}
+
+	memset(global_reg_snapshot, 0, sizeof(global_reg_snapshot));
+
+	spin_unlock_irqrestore(&global_reg_snapshot_lock, flags);
+}
+
+static struct sysrq_key_op sparc_globalreg_op = {
+	.handler	= sysrq_handle_globreg,
+	.help_msg	= "Globalregs",
+	.action_msg	= "Show Global CPU Regs",
+};
+
+static int __init sparc_globreg_init(void)
+{
+	return register_sysrq_key('y', &sparc_globalreg_op);
+}
+
+core_initcall(sparc_globreg_init);
+
+#endif
+
 unsigned long thread_saved_pc(struct task_struct *tsk)
 {
 	struct thread_info *ti = task_thread_info(tsk);

arch/sparc64/kernel/rtrap.S

-/* $Id: rtrap.S,v 1.61 2002/02/09 19:49:31 davem Exp $
+/*
  * rtrap.S: Preparing for return from trap on Sparc V9.
  *
  * Copyright (C) 1997,1998 Jakub Jelinek (jj@sunsite.mff.cuni.cz)

arch/sparc64/kernel/sbus.c

-/* $Id: sbus.c,v 1.19 2002/01/23 11:27:32 davem Exp $
+/*
  * sbus.c: UltraSparc SBUS controller support.
  *
  * Copyright (C) 1999 David S. Miller (davem@redhat.com)

arch/sparc64/kernel/setup.c

-/*  $Id: setup.c,v 1.72 2002/02/09 19:49:30 davem Exp $
+/*
  *  linux/arch/sparc64/kernel/setup.c
  *
  *  Copyright (C) 1995,1996  David S. Miller (davem@caip.rutgers.edu)

arch/sparc64/kernel/signal.c

-/*  $Id: signal.c,v 1.60 2002/02/09 19:49:31 davem Exp $
+/*
  *  arch/sparc64/kernel/signal.c
  *
  *  Copyright (C) 1991, 1992  Linus Torvalds

arch/sparc64/kernel/smp.c

@@ -900,6 +900,9 @@ extern unsigned long xcall_flush_tlb_mm;
 extern unsigned long xcall_flush_tlb_pending;
 extern unsigned long xcall_flush_tlb_kernel_range;
 extern unsigned long xcall_report_regs;
+#ifdef CONFIG_MAGIC_SYSRQ
+extern unsigned long xcall_fetch_glob_regs;
+#endif
 extern unsigned long xcall_receive_signal;
 extern unsigned long xcall_new_mmu_context_version;
 #ifdef CONFIG_KGDB
@@ -1080,6 +1083,13 @@ void smp_report_regs(void)
 	smp_cross_call(&xcall_report_regs, 0, 0, 0);
 }
 
+#ifdef CONFIG_MAGIC_SYSRQ
+void smp_fetch_global_regs(void)
+{
+	smp_cross_call(&xcall_fetch_glob_regs, 0, 0, 0);
+}
+#endif
+
 /* We know that the window frames of the user have been flushed
  * to the stack before we get here because all callers of us
  * are flush_tlb_*() routines, and these run after flush_cache_*()

arch/sparc64/kernel/starfire.c

-/* $Id: starfire.c,v 1.10 2001/04/14 21:13:45 davem Exp $
+/*
  * starfire.c: Starfire/E10000 support.
  *
  * Copyright (C) 1998 David S. Miller (davem@redhat.com)

arch/sparc64/kernel/sys32.S

-/* $Id: sys32.S,v 1.12 2000/03/24 04:17:37 davem Exp $
+/*
  * sys32.S: I-cache tricks for 32-bit compatibility layer simple
  *          conversions.
  *

arch/sparc64/kernel/trampoline.S

-/* $Id: trampoline.S,v 1.26 2002/02/09 19:49:30 davem Exp $
+/*
  * trampoline.S: Jump start slave processors on sparc64.
  *
  * Copyright (C) 1997 David S. Miller (davem@caip.rutgers.edu)

arch/sparc64/kernel/unaligned.c

-/* $Id: unaligned.c,v 1.24 2002/02/09 19:49:31 davem Exp $
+/*
  * unaligned.c: Unaligned load/store trap handling with special
  *              cases for the kernel to do them more quickly.
  *

arch/sparc64/lib/PeeCeeI.c

-/* $Id: PeeCeeI.c,v 1.4 1999/09/06 01:17:35 davem Exp $
+/*
  * PeeCeeI.c: The emerging standard...
  *
  * Copyright (C) 1997 David S. Miller (davem@caip.rutgers.edu)

arch/sparc64/lib/VISsave.S

-/* $Id: VISsave.S,v 1.6 2002/02/09 19:49:30 davem Exp $
+/*
  * VISsave.S: Code for saving FPU register state for
  *            VIS routines. One should not call this directly,
  *            but use macros provided in <asm/visasm.h>.

arch/sparc64/lib/memcmp.S

-/* $Id: memcmp.S,v 1.3 2000/03/23 07:51:08 davem Exp $
+/*
  * Sparc64 optimized memcmp code.
  *
  * Copyright (C) 1997 Jakub Jelinek (jj@sunsite.mff.cuni.cz)

arch/sparc64/lib/memscan.S

-/* $Id: memscan.S,v 1.3 2000/01/31 04:59:10 davem Exp $
+/*
  * memscan.S: Optimized memscan for Sparc64.
  *
  * Copyright (C) 1997,1998 Jakub Jelinek (jj@ultra.linux.cz)

arch/sparc64/lib/strncmp.S

-/* $Id: strncmp.S,v 1.2 1997/03/11 17:51:44 jj Exp $
+/*
  * Sparc64 optimized strncmp code.
  *
  * Copyright (C) 1997 Jakub Jelinek (jj@sunsite.mff.cuni.cz)

arch/sparc64/lib/strncpy_from_user.S

-/* $Id: strncpy_from_user.S,v 1.6 1999/05/25 16:53:05 jj Exp $
+/*
  * strncpy_from_user.S: Sparc64 strncpy from userspace.
  *
  *  Copyright (C) 1997, 1999 Jakub Jelinek (jj@ultra.linux.cz)

arch/sparc64/math-emu/math.c

-/* $Id: math.c,v 1.11 1999/12/20 05:02:25 davem Exp $
+/*
  * arch/sparc64/math-emu/math.c
  *
  * Copyright (C) 1997,1999 Jakub Jelinek (jj@ultra.linux.cz)

arch/sparc64/math-emu/sfp-util.h

-/* $Id: sfp-util.h,v 1.5 2001/06/10 06:48:46 davem Exp $
+/*
  * arch/sparc64/math-emu/sfp-util.h
  *
  * Copyright (C) 1999 Jakub Jelinek (jj@ultra.linux.cz)

arch/sparc64/mm/Makefile

-# $Id: Makefile,v 1.8 2000/12/14 22:57:25 davem Exp $
 # Makefile for the linux Sparc64-specific parts of the memory manager.
 #
 

arch/sparc64/mm/fault.c

-/* $Id: fault.c,v 1.59 2002/02/09 19:49:31 davem Exp $
+/*
  * arch/sparc64/mm/fault.c: Page fault handlers for the 64-bit Sparc.
  *
  * Copyright (C) 1996 David S. Miller (davem@caip.rutgers.edu)

arch/sparc64/mm/generic.c

-/* $Id: generic.c,v 1.18 2001/12/21 04:56:15 davem Exp $
+/*
  * generic.c: Generic Sparc mm routines that are not dependent upon
  *            MMU type but are Sparc specific.
  *

arch/sparc64/mm/init.c

-/*  $Id: init.c,v 1.209 2002/02/09 19:49:31 davem Exp $
+/*
  *  arch/sparc64/mm/init.c
  *
  *  Copyright (C) 1996-1999 David S. Miller (davem@caip.rutgers.edu)

arch/sparc64/mm/ultra.S

-/* $Id: ultra.S,v 1.72 2002/02/09 19:49:31 davem Exp $
+/*
  * ultra.S: Don't expand these all over the place...
  *
- * Copyright (C) 1997, 2000 David S. Miller (davem@redhat.com)
+ * Copyright (C) 1997, 2000, 2008 David S. Miller (davem@davemloft.net)
  */
 
 #include <asm/asi.h>
@@ -15,6 +15,7 @@
 #include <asm/thread_info.h>
 #include <asm/cacheflush.h>
 #include <asm/hypervisor.h>
+#include <asm/cpudata.h>
 
 	/* Basically, most of the Spitfire vs. Cheetah madness
 	 * has to do with the fact that Cheetah does not support
@@ -514,6 +515,32 @@ xcall_report_regs:
 	b		rtrap_xcall
 	 ldx		[%sp + PTREGS_OFF + PT_V9_TSTATE], %l1
 
+#ifdef CONFIG_MAGIC_SYSRQ
+	.globl		xcall_fetch_glob_regs
+xcall_fetch_glob_regs:
+	sethi		%hi(global_reg_snapshot), %g1
+	or		%g1, %lo(global_reg_snapshot), %g1
+	__GET_CPUID(%g2)
+	sllx		%g2, 6, %g3
+	add		%g1, %g3, %g1
+	rdpr		%tstate, %g7
+	stx		%g7, [%g1 + GR_SNAP_TSTATE]
+	rdpr		%tpc, %g7
+	stx		%g7, [%g1 + GR_SNAP_TPC]
+	rdpr		%tnpc, %g7
+	stx		%g7, [%g1 + GR_SNAP_TNPC]
+	stx		%o7, [%g1 + GR_SNAP_O7]
+	stx		%i7, [%g1 + GR_SNAP_I7]
+	sethi		%hi(trap_block), %g7
+	or		%g7, %lo(trap_block), %g7
+	sllx		%g2, TRAP_BLOCK_SZ_SHIFT, %g2
+	add		%g7, %g2, %g7
+	ldx		[%g7 + TRAP_PER_CPU_THREAD], %g3
+	membar		#StoreStore
+	stx		%g3, [%g1 + GR_SNAP_THREAD]
+	retry
+#endif /* CONFIG_MAGIC_SYSRQ */
+
 #ifdef DCACHE_ALIASING_POSSIBLE
 	.align		32
 	.globl		xcall_flush_dcache_page_cheetah

arch/sparc64/prom/Makefile

-# $Id: Makefile,v 1.7 2000/12/14 22:57:25 davem Exp $
 # Makefile for the Sun Boot PROM interface library under
 # Linux.
 #

arch/sparc64/prom/bootstr.c

-/* $Id: bootstr.c,v 1.6 1999/08/31 06:55:01 davem Exp $
+/*
  * bootstr.c:  Boot string/argument acquisition from the PROM.
  *
  * Copyright(C) 1995 David S. Miller (davem@caip.rutgers.edu)

arch/sparc64/prom/devops.c

-/* $Id: devops.c,v 1.3 1997/10/29 07:43:28 ecd Exp $
+/*
  * devops.c:  Device operations using the PROM.
  *
  * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)

arch/sparc64/prom/init.c

-/* $Id: init.c,v 1.10 1999/09/21 14:35:59 davem Exp $
+/*
  * init.c:  Initialize internal variables used by the PROM
  *          library functions.
  *

arch/sparc64/prom/misc.c

-/* $Id: misc.c,v 1.20 2001/09/21 03:17:07 kanoj Exp $
+/*
  * misc.c:  Miscellaneous prom functions that don't belong
  *          anywhere else.
  *

arch/sparc64/prom/p1275.c

-/* $Id: p1275.c,v 1.22 2001/10/18 09:40:00 davem Exp $
+/*
  * p1275.c: Sun IEEE 1275 PROM low level interface routines
  *
  * Copyright (C) 1996,1997 Jakub Jelinek (jj@sunsite.mff.cuni.cz)

arch/sparc64/prom/tree.c

-/* $Id: tree.c,v 1.10 1998/01/10 22:39:00 ecd Exp $
+/*
  * tree.c: Basic device tree traversal/scanning for the Linux
  *         prom library.
  *

drivers/char/sysrq.c

@@ -402,6 +402,7 @@ static struct sysrq_key_op *sysrq_key_table[36] = {
 	&sysrq_showstate_blocked_op,	/* w */
 	/* x: May be registered on ppc/powerpc for xmon */
 	NULL,				/* x */
+	/* y: May be registered on sparc64 for global register dump */
 	NULL,				/* y */
 	NULL				/* z */
 };

include/asm-sparc/asi.h

-/* $Id: asi.h,v 1.18 1998/03/09 14:04:46 jj Exp $ */
 #ifndef _SPARC_ASI_H
 #define _SPARC_ASI_H
 

include/asm-sparc/auxio.h

-/* $Id: auxio.h,v 1.18 1997/11/07 15:01:45 jj Exp $
+/*
  * auxio.h:  Definitions and code for the Auxiliary I/O register.
  *
  * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)

include/asm-sparc/bitops.h

-/* $Id: bitops.h,v 1.67 2001/11/19 18:36:34 davem Exp $
+/*
  * bitops.h: Bit string operations on the Sparc.
  *
  * Copyright 1995 David S. Miller (davem@caip.rutgers.edu)

include/asm-sparc/btfixup.h

-/* $Id: btfixup.h,v 1.4 1998/03/09 14:04:43 jj Exp $
+/*
  *  asm-sparc/btfixup.h:    Macros for boot time linking.
  *
  *  Copyright (C) 1998 Jakub Jelinek (jj@sunsite.mff.cuni.cz)

include/asm-sparc/checksum.h

-/* $Id: checksum.h,v 1.33 2002/02/01 22:01:05 davem Exp $ */
 #ifndef __SPARC_CHECKSUM_H
 #define __SPARC_CHECKSUM_H
 

include/asm-sparc/clock.h

-/* $Id: clock.h,v 1.3 1995/11/25 02:31:25 davem Exp $
+/*
  * clock.h:  Definitions for clock operations on the Sparc.
  *
  * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)

include/asm-sparc/contregs.h

-/* $Id: contregs.h,v 1.8 2000/12/28 22:49:11 davem Exp $ */
 #ifndef _SPARC_CONTREGS_H
 #define _SPARC_CONTREGS_H
 

include/asm-sparc/cypress.h

-/* $Id: cypress.h,v 1.6 1996/08/29 09:48:09 davem Exp $
+/*
  * cypress.h: Cypress module specific definitions and defines.
  *
  * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)

include/asm-sparc/delay.h

-/* $Id: delay.h,v 1.11 2001/01/01 01:46:15 davem Exp $
+/*
  * delay.h: Linux delay routines on the Sparc.
  *
  * Copyright (C) 1994 David S. Miller (davem@caip.rutgers.edu).

include/asm-sparc/ebus.h

-/* $Id: ebus.h,v 1.2 1999/09/11 23:05:55 zaitcev Exp $
+/*
  * ebus.h: PCI to Ebus pseudo driver software state.
  *
  * Copyright (C) 1997 Eddie C. Dost (ecd@skynet.be) 

include/asm-sparc/ecc.h

-/* $Id: ecc.h,v 1.3 1996/04/25 06:12:57 davem Exp $
+/*
  * ecc.h: Definitions and defines for the external cache/memory
  *        controller on the sun4m.
  *

include/asm-sparc/eeprom.h

-/* $Id: eeprom.h,v 1.3 1995/11/25 02:31:38 davem Exp $
+/*
  * eeprom.h:  Definitions for the Sun eeprom.
  *
  * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)

include/asm-sparc/elf.h

-/* $Id: elf.h,v 1.22 2000/07/12 01:27:08 davem Exp $ */
 #ifndef __ASMSPARC_ELF_H
 #define __ASMSPARC_ELF_H
 

include/asm-sparc/fcntl.h

-/* $Id: fcntl.h,v 1.16 2001/09/20 00:35:33 davem Exp $ */
 #ifndef _SPARC_FCNTL_H
 #define _SPARC_FCNTL_H
 

include/asm-sparc/head.h

-/* $Id: head.h,v 1.39 2000/05/26 22:18:45 ecd Exp $ */
 #ifndef __SPARC_HEAD_H
 #define __SPARC_HEAD_H
 

include/asm-sparc/idprom.h

-/* $Id: idprom.h,v 1.6 1996/08/04 10:35:07 ecd Exp $
+/*
  * idprom.h: Macros and defines for idprom routines
  *
  * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)

include/asm-sparc/io.h

-/*
- * $Id: io.h,v 1.30 2001/12/21 01:23:21 davem Exp $
- */
 #ifndef __SPARC_IO_H
 #define __SPARC_IO_H
 

include/asm-sparc/ioctl.h

-/* $Id: ioctl.h,v 1.6 1999/12/01 23:58:36 davem Exp $ */
 #ifndef _SPARC_IOCTL_H
 #define _SPARC_IOCTL_H
 

include/asm-sparc/kdebug.h

-/* $Id: kdebug.h,v 1.11 2000/06/04 06:23:53 anton Exp $
+/*
  * kdebug.h:  Defines and definitions for debugging the Linux kernel
  *            under various kernel debuggers.
  *

include/asm-sparc/machines.h

-/* $Id: machines.h,v 1.4 1995/11/25 02:31:58 davem Exp $
+/*
  * machines.h:  Defines for taking apart the machine type value in the
  *              idprom and determining the kind of machine we are on.
  *

include/asm-sparc/mbus.h

-/* $Id: mbus.h,v 1.9 1997/06/24 15:48:12 jj Exp $
+/*
  * mbus.h:  Various defines for MBUS modules.
  *
  * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)

include/asm-sparc/memreg.h

-/* $Id: memreg.h,v 1.8 1996/08/29 09:48:23 davem Exp $ */
 #ifndef _SPARC_MEMREG_H
 #define _SPARC_MEMREG_H
 /* memreg.h:  Definitions of the values found in the synchronous

include/asm-sparc/mman.h

-/* $Id: mman.h,v 1.9 2000/03/15 02:44:23 davem Exp $ */
 #ifndef __SPARC_MMAN_H__
 #define __SPARC_MMAN_H__
 

include/asm-sparc/mostek.h

-/* $Id: mostek.h,v 1.13 2001/01/11 15:07:09 davem Exp $
+/*
  * mostek.h:  Describes the various Mostek time of day clock registers.
  *
  * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)

include/asm-sparc/mpmbox.h

-/* $Id: mpmbox.h,v 1.4 1996/04/25 06:13:19 davem Exp $
+/*
  * mpmbox.h:  Interface and defines for the OpenProm mailbox
  *               facilities for MP machines under Linux.
  *

include/asm-sparc/msi.h

-/* $Id: msi.h,v 1.3 1996/08/29 09:48:25 davem Exp $
+/*
  * msi.h:  Defines specific to the MBus - Sbus - Interface.
  *
  * Copyright (C) 1996 David S. Miller (davem@caip.rutgers.edu)

include/asm-sparc/mxcc.h

-/* $Id: mxcc.h,v 1.7 1997/04/20 14:11:46 ecd Exp $
+/*
  * mxcc.h:  Definitions of the Viking MXCC registers
  *
  * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)

include/asm-sparc/namei.h

-/* $Id: namei.h,v 1.16 2000/04/13 00:55:54 davem Exp $
+/*
  * linux/include/asm-sparc/namei.h
  *
  * Routines to handle famous /usr/gnemul/s*.

include/asm-sparc/obio.h

-/* $Id: obio.h,v 1.4 1998/03/09 14:04:55 jj Exp $
+/*
  * obio.h:  Some useful locations in 0xFXXXXXXXX PA obio space on sun4d.
  *
  * Copyright (C) 1997 Jakub Jelinek <jj@sunsite.mff.cuni.cz>

include/asm-sparc/openprom.h

-/* $Id: openprom.h,v 1.24 2000/06/04 06:23:53 anton Exp $ */
 #ifndef __SPARC_OPENPROM_H
 #define __SPARC_OPENPROM_H
 

include/asm-sparc/oplib.h

-/* $Id: oplib.h,v 1.23 2001/12/21 00:54:31 davem Exp $
+/*
  * oplib.h:  Describes the interface and available routines in the
  *           Linux Prom library.
  *

include/asm-sparc/page.h

-/* $Id: page.h,v 1.55 2000/10/30 21:01:41 davem Exp $
+/*
  * page.h:  Various defines and such for MMU operations on the Sparc for
  *          the Linux kernel.
  *

include/asm-sparc/param.h

-/* $Id: param.h,v 1.4 2000/10/30 21:01:41 davem Exp $ */
 #ifndef _ASMSPARC_PARAM_H
 #define _ASMSPARC_PARAM_H
 

include/asm-sparc/pbm.h

-/* $Id: pbm.h,v 1.3 1999/12/20 17:06:35 zaitcev Exp $
+/*
  *
  * pbm.h: PCI bus module pseudo driver software state
  *        Adopted from sparc64 by V. Roganov and G. Raiko

include/asm-sparc/pcic.h

-/* $Id: pcic.h,v 1.4 1999/11/17 07:34:20 zaitcev Exp $
+/*
  * pcic.h: JavaEngine 1 specific PCI definitions.
  *
  * Copyright (C) 1998 V. Roganov and G. Raiko

include/asm-sparc/pgalloc.h

-/* $Id: pgalloc.h,v 1.16 2001/12/21 04:56:17 davem Exp $ */
 #ifndef _SPARC_PGALLOC_H
 #define _SPARC_PGALLOC_H
 

include/asm-sparc/pgtable.h

-/* $Id: pgtable.h,v 1.110 2001/12/21 04:56:17 davem Exp $ */
 #ifndef _SPARC_PGTABLE_H
 #define _SPARC_PGTABLE_H
 

include/asm-sparc/pgtsrmmu.h

-/* $Id: pgtsrmmu.h,v 1.31 2000/07/16 21:48:52 anton Exp $
+/*
  * pgtsrmmu.h:  SRMMU page table defines and code.
  *
  * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)

include/asm-sparc/pgtsun4.h

-/* $Id: pgtsun4.h,v 1.5 2000/06/05 06:08:46 anton Exp $
+/*
  * pgtsun4.h:  Sun4 specific pgtable.h defines and code.
  *
  * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)

include/asm-sparc/pgtsun4c.h

-/* $Id: pgtsun4c.h,v 1.37 2000/06/05 06:08:46 anton Exp $
+/*
  * pgtsun4c.h:  Sun4c specific pgtable.h defines and code.
  *
  * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)

include/asm-sparc/psr.h

-/* $Id: psr.h,v 1.15 1997/10/04 08:54:22 ecd Exp $
+/*
  * psr.h: This file holds the macros for masking off various parts of
  *        the processor status register on the Sparc. This is valid
  *        for Version 8. On the V9 this is renamed to the PSTATE

include/asm-sparc/ptrace.h

-/* $Id: ptrace.h,v 1.25 1997/03/04 16:27:25 jj Exp $ */
 #ifndef _SPARC_PTRACE_H
 #define _SPARC_PTRACE_H
 

include/asm-sparc/resource.h

-/* $Id: resource.h,v 1.12 2000/09/23 02:09:21 davem Exp $
+/*
  * resource.h: Resource definitions.
  *
  * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)

include/asm-sparc/ross.h

-/* $Id: ross.h,v 1.13 1998/01/07 06:49:11 baccala Exp $
+/*
  * ross.h: Ross module specific definitions and defines.
  *
  * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)

include/asm-sparc/rtc.h

-/* $Id: rtc.h,v 1.2 1996/08/21 23:17:39 ecd Exp $
- *
+/*
  * rtc.h: Definitions for access to the Mostek real time clock
  *
  * Copyright (C) 1996 Thomas K. Dyas (tdyas@eden.rutgers.edu)

include/asm-sparc/sbi.h

-/* $Id: sbi.h,v 1.2 1998/03/09 14:04:48 jj Exp $
+/*
  * sbi.h:  SBI (Sbus Interface on sun4d) definitions
  *
  * Copyright (C) 1997 Jakub Jelinek <jj@sunsite.mff.cuni.cz>

include/asm-sparc/sbus.h

-/* $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)

include/asm-sparc/scatterlist.h

-/* $Id: scatterlist.h,v 1.8 2001/12/17 07:05:15 davem Exp $ */
 #ifndef _SPARC_SCATTERLIST_H
 #define _SPARC_SCATTERLIST_H
 

include/asm-sparc/shmparam.h

-/* $Id: shmparam.h,v 1.6 1999/12/09 10:32:41 davem Exp $ */
 #ifndef _ASMSPARC_SHMPARAM_H
 #define _ASMSPARC_SHMPARAM_H
 

include/asm-sparc/sigcontext.h

-/* $Id: sigcontext.h,v 1.14 1999/09/06 08:22:05 jj Exp $ */
 #ifndef __SPARC_SIGCONTEXT_H
 #define __SPARC_SIGCONTEXT_H
 

include/asm-sparc/siginfo.h

-/* $Id: siginfo.h,v 1.9 2002/02/08 03:57:18 davem Exp $
- * siginfo.c:
- */
-
 #ifndef _SPARC_SIGINFO_H
 #define _SPARC_SIGINFO_H
 

include/asm-sparc/signal.h

-/* $Id: signal.h,v 1.35 1999/09/06 08:22:04 jj Exp $ */
 #ifndef _ASMSPARC_SIGNAL_H
 #define _ASMSPARC_SIGNAL_H
 

include/asm-sparc/smpprim.h

-/*  $Id: smpprim.h,v 1.5 1996/08/29 09:48:49 davem Exp $
+/*
  *  smpprim.h:  SMP locking primitives on the Sparc
  *
  *  God knows we won't be actually using this code for some time

include/asm-sparc/socket.h

-/* $Id: socket.h,v 1.17 2001/06/13 16:25:03 davem Exp $ */
 #ifndef _ASM_SOCKET_H
 #define _ASM_SOCKET_H
 

include/asm-sparc/stat.h

-/* $Id: stat.h,v 1.12 2000/08/04 05:35:55 davem Exp $ */
 #ifndef _SPARC_STAT_H
 #define _SPARC_STAT_H
 

include/asm-sparc/statfs.h

-/* $Id: statfs.h,v 1.4 1996/06/07 00:41:05 ecd Exp $ */
 #ifndef _SPARC_STATFS_H
 #define _SPARC_STATFS_H
 

include/asm-sparc/string.h

-/* $Id: string.h,v 1.36 2001/12/21 00:54:31 davem Exp $
+/*
  * string.h: External definitions for optimized assembly string
  *           routines for the Linux Kernel.
  *

include/asm-sparc/sun4paddr.h

-/* $Id: sun4paddr.h,v 1.3 1998/07/28 16:53:27 jj Exp $
+/*
  * sun4paddr.h:  Various physical addresses on sun4 machines
  *
  * Copyright (C) 1997 Anton Blanchard (anton@progsoc.uts.edu.au)

include/asm-sparc/sunbpp.h

-/* $Id: sunbpp.h,v 1.1 1999/08/08 14:09:49 shadow Exp $
+/*
  * include/asm-sparc/sunbpp.h
  */
 

include/asm-sparc/sysen.h

-/* $Id: sysen.h,v 1.3 1995/11/25 02:32:58 davem Exp $
+/*
  * sysen.h:  Bit fields within the "System Enable" register accessed via
  *           the ASI_CONTROL address space at address AC_SYSENABLE.
  *

include/asm-sparc/termios.h

-/* $Id: termios.h,v 1.32 2001/06/01 08:12:11 davem Exp $ */
 #ifndef _SPARC_TERMIOS_H
 #define _SPARC_TERMIOS_H
 

include/asm-sparc/timer.h

-/* $Id: timer.h,v 1.21 1999/04/20 13:22:51 anton Exp $
+/*
  * timer.h:  Definitions for the timer chips on the Sparc.
  *
  * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)

include/asm-sparc/traps.h

-/* $Id: traps.h,v 1.9 1998/03/09 14:04:53 jj Exp $
+/*
  * traps.h:  Format of entries for the Sparc trap table.
  *
  * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)

include/asm-sparc/tsunami.h

-/* $Id: tsunami.h,v 1.5 1996/08/29 09:49:03 davem Exp $
+/*
  * tsunami.h:  Module specific definitions for Tsunami V8 Sparcs
  *
  * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)

include/asm-sparc/turbosparc.h

-/* $Id: turbosparc.h,v 1.4 1998/08/16 16:02:42 ecd Exp $
+/*
  * turbosparc.h:  Defines specific to the TurboSparc module.
  *            This is SRMMU stuff.
  *

include/asm-sparc/types.h

-/* $Id: types.h,v 1.13 2001/12/21 01:22:59 davem Exp $ */
 #ifndef _SPARC_TYPES_H
 #define _SPARC_TYPES_H
 

include/asm-sparc/uaccess.h

-/* $Id: uaccess.h,v 1.24 2001/10/30 04:32:24 davem Exp $
+/*
  * uaccess.h: User space memore access functions.
  *
  * Copyright (C) 1996 David S. Miller (davem@caip.rutgers.edu)

include/asm-sparc/vac-ops.h

-/* $Id: vac-ops.h,v 1.13 1998/01/30 10:59:59 jj Exp $ */
 #ifndef _SPARC_VAC_OPS_H
 #define _SPARC_VAC_OPS_H
 

include/asm-sparc/vaddrs.h

-/* $Id: vaddrs.h,v 1.27 2001/07/04 00:18:18 davem Exp $ */
 #ifndef _SPARC_VADDRS_H
 #define _SPARC_VADDRS_H
 

include/asm-sparc/viking.h

-/* $Id: viking.h,v 1.19 1997/04/20 14:11:48 ecd Exp $
+/*
  * viking.h:  Defines specific to the GNU/Viking MBUS module.
  *            This is SRMMU stuff.
  *

include/asm-sparc/winmacro.h

-/* $Id: winmacro.h,v 1.22 2000/05/09 17:40:15 davem Exp $
+/*
  * winmacro.h: Window loading-unloading macros.
  *
  * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)

include/asm-sparc64/apb.h

-/* $Id: apb.h,v 1.2 1998/04/01 20:41:49 ecd Exp $
+/*
  * apb.h: Advanced PCI Bridge Configuration Registers and Bits
  *
  * Copyright (C) 1998  Eddie C. Dost  (ecd@skynet.be)

include/asm-sparc64/asi.h

-/* $Id: asi.h,v 1.5 2001/03/29 11:47:47 davem Exp $ */
 #ifndef _SPARC64_ASI_H
 #define _SPARC64_ASI_H
 

include/asm-sparc64/auxio.h

-/* $Id: auxio.h,v 1.3 2001/06/05 08:16:34 davem Exp $
+/*
  * auxio.h:  Definitions and code for the Auxiliary I/O registers.
  *
  * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)

include/asm-sparc64/bbc.h

-/* $Id: bbc.h,v 1.2 2001/03/26 23:47:18 davem Exp $
+/*
  * bbc.h: Defines for BootBus Controller found on UltraSPARC-III
  *        systems.
  *

include/asm-sparc64/bitops.h

-/* $Id: bitops.h,v 1.39 2002/01/30 01:40:00 davem Exp $
+/*
  * bitops.h: Bit string operations on the V9.
  *
  * Copyright 1996, 1997 David S. Miller (davem@caip.rutgers.edu)

include/asm-sparc64/chafsr.h

-/* $Id: chafsr.h,v 1.1 2001/03/28 10:56:34 davem Exp $ */
 #ifndef _SPARC64_CHAFSR_H
 #define _SPARC64_CHAFSR_H
 

include/asm-sparc64/checksum.h

-/* $Id: checksum.h,v 1.19 2002/02/09 19:49:31 davem Exp $ */
 #ifndef __SPARC64_CHECKSUM_H
 #define __SPARC64_CHECKSUM_H
 

include/asm-sparc64/chmctrl.h

-/* $Id: chmctrl.h,v 1.1 2001/03/29 11:43:28 davem Exp $ */
 #ifndef _SPARC64_CHMCTRL_H
 #define _SPARC64_CHMCTRL_H
 

include/asm-sparc64/dcr.h

-/* $Id: dcr.h,v 1.4 2001/03/09 17:56:37 davem Exp $ */
 #ifndef _SPARC64_DCR_H
 #define _SPARC64_DCR_H
 

include/asm-sparc64/display7seg.h

-/* $Id: display7seg.h,v 1.2 2000/08/02 06:22:35 davem Exp $
+/*
  *
  * display7seg - Driver interface for the 7-segment display
  * present on Sun Microsystems CP1400 and CP1500

include/asm-sparc64/dma.h

-/* $Id: dma.h,v 1.21 2001/12/13 04:16:52 davem Exp $
+/*
  * include/asm-sparc64/dma.h
  *
  * Copyright 1996 (C) David S. Miller (davem@caip.rutgers.edu)

include/asm-sparc64/ebus.h

-/* $Id: ebus.h,v 1.10 2001/03/14 05:00:55 davem Exp $
+/*
  * ebus.h: PCI to Ebus pseudo driver software state.
  *
  * Copyright (C) 1997 Eddie C. Dost (ecd@skynet.be)

include/asm-sparc64/elf.h

-/* $Id: elf.h,v 1.32 2002/02/09 19:49:31 davem Exp $ */
 #ifndef __ASM_SPARC64_ELF_H
 #define __ASM_SPARC64_ELF_H
 

include/asm-sparc64/envctrl.h

-/* $Id: envctrl.h,v 1.3 2000/11/03 00:37:40 davem Exp $
+/*
  *
  * envctrl.h: Definitions for access to the i2c environment
  *            monitoring on Ultrasparc systems.

include/asm-sparc64/estate.h

-/* $Id: estate.h,v 1.1 2001/03/28 10:56:34 davem Exp $ */
 #ifndef _SPARC64_ESTATE_H
 #define _SPARC64_ESTATE_H
 

include/asm-sparc64/fcntl.h

-/* $Id: fcntl.h,v 1.12 2001/09/20 00:35:34 davem Exp $ */
 #ifndef _SPARC64_FCNTL_H
 #define _SPARC64_FCNTL_H
 

include/asm-sparc64/fhc.h

-/* $Id: fhc.h,v 1.5 1999/09/21 14:39:29 davem Exp $
+/*
  * fhc.h: Structures for central/fhc pseudo driver on Sunfire/Starfire/Wildfire.
  *
  * Copyright (C) 1997, 1999 David S. Miller (davem@redhat.com)

include/asm-sparc64/head.h

-/* $Id: head.h,v 1.30 1997/08/08 08:34:33 jj Exp $ */
 #ifndef _SPARC64_HEAD_H
 #define _SPARC64_HEAD_H
 

include/asm-sparc64/ide.h

-/* $Id: ide.h,v 1.21 2001/09/25 20:21:48 kanoj Exp $
+/*
  * ide.h: Ultra/PCI specific IDE glue.
  *
  * Copyright (C) 1997  David S. Miller (davem@caip.rutgers.edu)

include/asm-sparc64/idprom.h

-/* $Id: idprom.h,v 1.2 1997/04/04 00:50:16 davem Exp $
+/*
  * idprom.h: Macros and defines for idprom routines
  *
  * Copyright (C) 1996 David S. Miller (davem@caip.rutgers.edu)

include/asm-sparc64/ioctl.h

-/* $Id: ioctl.h,v 1.2 1998/10/15 05:40:38 jj Exp $ */
 #ifndef _SPARC64_IOCTL_H
 #define _SPARC64_IOCTL_H
 

include/asm-sparc64/ioctls.h

-/* $Id: ioctls.h,v 1.7 1998/02/23 02:49:41 davem Exp $ */
 #ifndef _ASM_SPARC64_IOCTLS_H
 #define _ASM_SPARC64_IOCTLS_H
 

include/asm-sparc64/lsu.h

-/* $Id: lsu.h,v 1.2 1997/04/04 00:50:22 davem Exp $ */
 #ifndef _SPARC64_LSU_H
 #define _SPARC64_LSU_H
 

include/asm-sparc64/mman.h

-/* $Id: mman.h,v 1.2 2000/03/15 02:44:26 davem Exp $ */
 #ifndef __SPARC64_MMAN_H__
 #define __SPARC64_MMAN_H__
 

include/asm-sparc64/mmu_context.h

-/* $Id: mmu_context.h,v 1.54 2002/02/09 19:49:31 davem Exp $ */
 #ifndef __SPARC64_MMU_CONTEXT_H
 #define __SPARC64_MMU_CONTEXT_H
 

include/asm-sparc64/namei.h

-/* $Id: namei.h,v 1.17 2000/04/13 00:55:54 davem Exp $
+/*
  * linux/include/asm-sparc64/namei.h
  *
  * Routines to handle famous /usr/gnemul/s*.

include/asm-sparc64/openprom.h

-/* $Id: openprom.h,v 1.9 2001/03/16 10:22:02 davem Exp $ */
 #ifndef __SPARC64_OPENPROM_H
 #define __SPARC64_OPENPROM_H
 

include/asm-sparc64/page.h

-/* $Id: page.h,v 1.39 2002/02/09 19:49:31 davem Exp $ */
-
 #ifndef _SPARC64_PAGE_H
 #define _SPARC64_PAGE_H
 

include/asm-sparc64/pgalloc.h

-/* $Id: pgalloc.h,v 1.30 2001/12/21 04:56:17 davem Exp $ */
 #ifndef _SPARC64_PGALLOC_H
 #define _SPARC64_PGALLOC_H
 

include/asm-sparc64/pgtable.h

-/* $Id: pgtable.h,v 1.156 2002/02/09 19:49:31 davem Exp $
+/*
  * pgtable.h: SpitFire page table operations.
  *
  * Copyright 1996,1997 David S. Miller (davem@caip.rutgers.edu)

include/asm-sparc64/pil.h

-/* $Id: pil.h,v 1.1 2002/01/23 11:27:36 davem Exp $ */
 #ifndef _SPARC64_PIL_H
 #define _SPARC64_PIL_H
 

include/asm-sparc64/processor.h

-/* $Id: processor.h,v 1.83 2002/02/10 06:04:33 davem Exp $
+/*
  * include/asm-sparc64/processor.h
  *
  * Copyright (C) 1996 David S. Miller (davem@caip.rutgers.edu)

include/asm-sparc64/psrcompat.h

-/* $Id: psrcompat.h,v 1.5 1998/10/06 09:28:39 jj Exp $ */
 #ifndef _SPARC64_PSRCOMPAT_H
 #define _SPARC64_PSRCOMPAT_H
 

include/asm-sparc64/pstate.h

-/* $Id: pstate.h,v 1.6 1997/06/25 07:39:45 jj Exp $ */
 #ifndef _SPARC64_PSTATE_H
 #define _SPARC64_PSTATE_H
 

include/asm-sparc64/ptrace.h

@@ -126,6 +126,17 @@ struct sparc_trapf {
 #define TRACEREG32_SZ	sizeof(struct pt_regs32)
 #define STACKFRAME32_SZ	sizeof(struct sparc_stackf32)
 
+struct global_reg_snapshot {
+	unsigned long		tstate;
+	unsigned long		tpc;
+	unsigned long		tnpc;
+	unsigned long		o7;
+	unsigned long		i7;
+	struct thread_info	*thread;
+	unsigned long		pad1;
+	unsigned long		pad2;
+};
+
 #ifdef __KERNEL__
 
 #define __ARCH_WANT_COMPAT_SYS_PTRACE
@@ -295,6 +306,16 @@ extern void __show_regs(struct pt_regs *);
 #define SF_XARG5  0x58
 #define SF_XXARG  0x5c
 
+/* global_reg_snapshot offsets */
+#define GR_SNAP_TSTATE	0x00
+#define GR_SNAP_TPC	0x08
+#define GR_SNAP_TNPC	0x10
+#define GR_SNAP_O7	0x18
+#define GR_SNAP_I7	0x20
+#define GR_SNAP_THREAD	0x28
+#define GR_SNAP_PAD1	0x30
+#define GR_SNAP_PAD2	0x38
+
 /* Stuff for the ptrace system call */
 #define PTRACE_SPARC_DETACH       11
 #define PTRACE_GETREGS            12

include/asm-sparc64/reg.h

-/* $Id: reg.h,v 1.6 1999/09/06 08:22:10 jj Exp $
+/*
  * linux/asm-sparc64/reg.h
  * Layout of the registers as expected by gdb on the Sparc
  * we should replace the user.h definitions with those in

include/asm-sparc64/resource.h

-/* $Id: resource.h,v 1.8 2000/09/23 02:09:21 davem Exp $
+/*
  * resource.h: Resource definitions.
  *
  * Copyright (C) 1996 David S. Miller (davem@caip.rutgers.edu)

include/asm-sparc64/rtc.h

-/* $Id: rtc.h,v 1.1 1996/12/26 14:22:35 davem Exp $
- *
+/*
  * rtc.h: Definitions for access to the Mostek real time clock
  *
  * Copyright (C) 1996 Thomas K. Dyas (tdyas@eden.rutgers.edu)

include/asm-sparc64/rwsem.h

-/* $Id: rwsem.h,v 1.5 2001/11/18 00:12:56 davem Exp $
+/*
  * rwsem.h: R/W semaphores implemented using CAS
  *
  * Written by David S. Miller (davem@redhat.com), 2001.

include/asm-sparc64/scatterlist.h

-/* $Id: scatterlist.h,v 1.11 2001/12/17 07:05:15 davem Exp $ */
 #ifndef _SPARC64_SCATTERLIST_H
 #define _SPARC64_SCATTERLIST_H
 

include/asm-sparc64/shmparam.h

-/* $Id: shmparam.h,v 1.5 2001/09/24 21:17:57 kanoj Exp $ */
 #ifndef _ASMSPARC64_SHMPARAM_H
 #define _ASMSPARC64_SHMPARAM_H
 

include/asm-sparc64/sigcontext.h

-/* $Id: sigcontext.h,v 1.12 1999/09/06 08:22:09 jj Exp $ */
 #ifndef __SPARC64_SIGCONTEXT_H
 #define __SPARC64_SIGCONTEXT_H
 

include/asm-sparc64/signal.h

-/* $Id: signal.h,v 1.9 1999/09/06 08:22:11 jj Exp $ */
 #ifndef _ASMSPARC64_SIGNAL_H
 #define _ASMSPARC64_SIGNAL_H
 

include/asm-sparc64/smp.h

 /* smp.h: Sparc64 specific SMP stuff.
  *
- * Copyright (C) 1996 David S. Miller (davem@caip.rutgers.edu)
+ * Copyright (C) 1996, 2008 David S. Miller (davem@davemloft.net)
  */
 
 #ifndef _SPARC64_SMP_H
@@ -44,6 +44,8 @@ extern int hard_smp_processor_id(void);
 extern void smp_fill_in_sib_core_maps(void);
 extern void cpu_play_dead(void);
 
+extern void smp_fetch_global_regs(void);
+
 #ifdef CONFIG_HOTPLUG_CPU
 extern int __cpu_disable(void);
 extern void __cpu_die(unsigned int cpu);
@@ -55,6 +57,7 @@ extern void __cpu_die(unsigned int cpu);
 
 #define hard_smp_processor_id()		0
 #define smp_fill_in_sib_core_maps() do { } while (0)
+#define smp_fetch_global_regs() do { } while (0)
 
 #endif /* !(CONFIG_SMP) */
 

include/asm-sparc64/socket.h

-/* $Id: socket.h,v 1.10 2001/06/13 16:25:03 davem Exp $ */
 #ifndef _ASM_SOCKET_H
 #define _ASM_SOCKET_H
 

include/asm-sparc64/starfire.h

-/* $Id: starfire.h,v 1.2 2001/07/04 00:18:18 davem Exp $
+/*
  * starfire.h: Group all starfire specific code together.
  *
  * Copyright (C) 2000 Anton Blanchard (anton@samba.org)

include/asm-sparc64/stat.h

-/* $Id: stat.h,v 1.7 2000/08/04 05:35:55 davem Exp $ */
 #ifndef _SPARC64_STAT_H
 #define _SPARC64_STAT_H
 

include/asm-sparc64/statfs.h

-/* $Id: statfs.h,v 1.2 1997/04/14 17:05:22 jj Exp $ */
 #ifndef _SPARC64_STATFS_H
 #define _SPARC64_STATFS_H
 

include/asm-sparc64/string.h

-/* $Id: string.h,v 1.20 2001/09/27 04:36:24 kanoj Exp $
+/*
  * string.h: External definitions for optimized assembly string
  *           routines for the Linux Kernel.
  *

include/asm-sparc64/sunbpp.h

-/* $Id: sunbpp.h,v 1.1 1999/08/13 06:21:44 shadow Exp $
+/*
  * include/asm-sparc64/sunbpp.h
  */
 

include/asm-sparc64/termios.h

-/* $Id: termios.h,v 1.11 2001/06/01 08:12:11 davem Exp $ */
 #ifndef _SPARC64_TERMIOS_H
 #define _SPARC64_TERMIOS_H
 

include/asm-sparc64/ttable.h

-/* $Id: ttable.h,v 1.18 2002/02/09 19:49:32 davem Exp $ */
 #ifndef _SPARC64_TTABLE_H
 #define _SPARC64_TTABLE_H
 

include/asm-sparc64/types.h

-/* $Id: types.h,v 1.4 2001/10/09 02:24:35 davem Exp $ */
 #ifndef _SPARC64_TYPES_H
 #define _SPARC64_TYPES_H
 

include/asm-sparc64/uaccess.h

-/* $Id: uaccess.h,v 1.35 2002/02/09 19:49:31 davem Exp $ */
 #ifndef _ASM_UACCESS_H
 #define _ASM_UACCESS_H
 

include/asm-sparc64/uctx.h

-/* $Id: uctx.h,v 1.1 1997/06/18 16:51:58 davem Exp $
+/*
  * uctx.h: Sparc64 {set,get}context() register state layouts.
  *
  * Copyright (C) 1997 David S. Miller (davem@caip.rutgers.edu)

include/asm-sparc64/utrap.h

-/* $Id: utrap.h,v 1.1 1997/10/14 16:21:31 jj Exp $
+/*
  * include/asm-sparc64/utrap.h
  *
  * Copyright (C) 1997 Jakub Jelinek (jj@sunsite.mff.cuni.cz)

include/asm-sparc64/watchdog.h

-/* $Id: watchdog.h,v 1.1 2001/01/18 04:47:44 davem Exp $
+/*
  *
  * watchdog - Driver interface for the hardware watchdog timers
  * present on Sun Microsystems boardsets