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
This commit is contained in:
Linus Torvalds
commit
789319db76
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@ -1,4 +1,3 @@
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# $Id: config.in,v 1.113 2002/01/24 22:14:44 davem Exp $
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||||
# For a description of the syntax of this configuration file,
|
||||
# see Documentation/kbuild/kconfig-language.txt.
|
||||
#
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||||
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@ -1,4 +1,3 @@
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# $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)
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||||
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@ -1,4 +1,4 @@
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|||
/* $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.
|
||||
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@ -1,4 +1,4 @@
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|||
/* $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.
|
||||
|
||||
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@ -1,4 +1,4 @@
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/* $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)
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||||
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@ -1,4 +1,4 @@
|
|||
/* $Id: etrap.S,v 1.31 2000/01/08 16:38:18 anton Exp $
|
||||
/*
|
||||
* etrap.S: Sparc trap window preparation for entry into the
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||||
* Linux kernel.
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||||
*
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||||
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@ -1,4 +1,4 @@
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/* $Id: head.S,v 1.105 2001/08/12 09:08:56 davem Exp $
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||||
/*
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||||
* head.S: The initial boot code for the Sparc port of Linux.
|
||||
*
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||||
* Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)
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||||
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@ -1,4 +1,4 @@
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/* $Id: idprom.c,v 1.24 1999/08/31 06:54:20 davem Exp $
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||||
/*
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||||
* idprom.c: Routines to load the idprom into kernel addresses and
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||||
* interpret the data contained within.
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*
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||||
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@ -1,4 +1,4 @@
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/* $Id: ioport.c,v 1.45 2001/10/30 04:54:21 davem Exp $
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||||
/*
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||||
* ioport.c: Simple io mapping allocator.
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||||
*
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||||
* Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)
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@ -1,4 +1,4 @@
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/* $Id: irq.c,v 1.114 2001/12/11 04:55:51 davem Exp $
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||||
/*
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||||
* arch/sparc/kernel/irq.c: Interrupt request handling routines. On the
|
||||
* Sparc the IRQs are basically 'cast in stone'
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* and you are supposed to probe the prom's device
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@ -1,4 +1,4 @@
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/* $Id: muldiv.c,v 1.5 1997/12/15 20:07:20 ecd Exp $
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||||
/*
|
||||
* muldiv.c: Hardware multiply/division illegal instruction trap
|
||||
* for sun4c/sun4 (which do not have those instructions)
|
||||
*
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||||
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@ -1,4 +1,4 @@
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|||
/* $Id: rtrap.S,v 1.58 2002/01/31 03:30:05 davem Exp $
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||||
/*
|
||||
* rtrap.S: Return from Sparc trap low-level code.
|
||||
*
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||||
* Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)
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||||
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@ -1,4 +1,4 @@
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/* $Id: setup.c,v 1.126 2001/11/13 00:49:27 davem Exp $
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||||
/*
|
||||
* linux/arch/sparc/kernel/setup.c
|
||||
*
|
||||
* Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)
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||||
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@ -1,4 +1,4 @@
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/* $Id: sparc_ksyms.c,v 1.107 2001/07/17 16:17:33 anton Exp $
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||||
/*
|
||||
* arch/sparc/kernel/ksyms.c: Sparc specific ksyms support.
|
||||
*
|
||||
* Copyright (C) 1996 David S. Miller (davem@caip.rutgers.edu)
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||||
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@ -1,4 +1,4 @@
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|||
/* $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.
|
||||
*
|
||||
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@ -1,4 +1,4 @@
|
|||
/* $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)
|
||||
|
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@ -1,4 +1,4 @@
|
|||
/* $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)
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||||
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@ -1,4 +1,4 @@
|
|||
/* $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.
|
||||
*
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||||
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@ -1,4 +1,4 @@
|
|||
/* $Id: wof.S,v 1.40 2000/01/08 16:38:18 anton Exp $
|
||||
/*
|
||||
* wof.S: Sparc window overflow handler.
|
||||
*
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||||
* Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)
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||||
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@ -1,4 +1,4 @@
|
|||
/* $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
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||||
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@ -1,4 +1,3 @@
|
|||
# $Id: Makefile,v 1.35 2000/12/15 00:41:18 davem Exp $
|
||||
# Makefile for Sparc library files..
|
||||
#
|
||||
|
||||
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@ -1,4 +1,4 @@
|
|||
/* $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.
|
||||
*
|
||||
|
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|
|||
|
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@ -1,4 +1,4 @@
|
|||
/* $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.
|
||||
*
|
||||
|
|
|
|||
|
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@ -1,4 +1,4 @@
|
|||
/* $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)
|
||||
|
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|
|||
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@ -1,4 +1,4 @@
|
|||
/* $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)
|
||||
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@ -1,4 +1,3 @@
|
|||
/* $Id: lshrdi3.S,v 1.1 1999/03/21 06:37:45 davem Exp $ */
|
||||
|
||||
.globl __lshrdi3
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||||
__lshrdi3:
|
||||
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@ -1,4 +1,4 @@
|
|||
/* $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)
|
||||
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|
|||
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@ -1,4 +1,4 @@
|
|||
/* $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.
|
||||
*/
|
||||
|
|
|
|||
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@ -1,4 +1,4 @@
|
|||
/* $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.
|
||||
*/
|
||||
|
|
|
|||
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@ -1,4 +1,4 @@
|
|||
/* $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)
|
||||
|
|
|
|||
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@ -1,4 +1,4 @@
|
|||
/* $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.
|
||||
*/
|
||||
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|||
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@ -1,4 +1,4 @@
|
|||
/* $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.
|
||||
*/
|
||||
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|
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@ -1,4 +1,4 @@
|
|||
/* $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.
|
||||
*/
|
||||
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|||
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@ -1,4 +1,4 @@
|
|||
/* $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.
|
||||
*/
|
||||
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|
|||
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@ -1,4 +1,4 @@
|
|||
/* $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.
|
||||
*/
|
||||
|
|
|
|||
|
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@ -1,4 +1,4 @@
|
|||
/* $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.
|
||||
*
|
||||
|
|
|
|||
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@ -1,4 +1,3 @@
|
|||
# $Id: Makefile,v 1.38 2000/12/15 00:41:22 davem Exp $
|
||||
# Makefile for the linux Sparc-specific parts of the memory manager.
|
||||
#
|
||||
|
||||
|
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|
|||
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@ -1,4 +1,4 @@
|
|||
/* $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)
|
||||
|
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|
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@ -1,4 +1,4 @@
|
|||
/* $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.
|
||||
*
|
||||
|
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|
|||
|
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@ -1,4 +1,4 @@
|
|||
/* $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)
|
||||
|
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|
|||
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@ -1,4 +1,4 @@
|
|||
/* $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)
|
||||
|
|
|
|||
|
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@ -1,4 +1,4 @@
|
|||
/* $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)
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
/* $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.
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
/* $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.
|
||||
*
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
/* $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.
|
||||
*
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
/* $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)
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
/* $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)
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
/* $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)
|
||||
|
|
|
|||
|
|
@ -1,4 +1,3 @@
|
|||
# $Id: Makefile,v 1.8 2000/12/15 00:41:22 davem Exp $
|
||||
# Makefile for the Sun Boot PROM interface library under
|
||||
# Linux.
|
||||
#
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
/* $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)
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
/* $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.
|
||||
*
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
/* $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)
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
/* $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)
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
/* $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.
|
||||
*
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
/* $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.
|
||||
*
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
/* $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. ;)
|
||||
*
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
/* $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)
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
/* $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)
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
/* $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.
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
/* $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.
|
||||
*
|
||||
|
|
|
|||
|
|
@ -1,4 +1,3 @@
|
|||
# $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
|
||||
|
|
|
|||
|
|
@ -1,4 +1,3 @@
|
|||
# $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)
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
/* $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.
|
||||
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
/* $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.
|
||||
*
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
/* $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)
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
/* $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)
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
/* $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.
|
||||
*
|
||||
|
|
|
|||
|
|
@ -1,6 +1,6 @@
|
|||
/* 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);
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
/* $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)
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
/* $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)
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
/* $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)
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
/* $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
|
||||
|
|
|
|||
|
|
@ -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_*()
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
/* $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)
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
/* $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.
|
||||
*
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
/* $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)
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
/* $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.
|
||||
*
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
/* $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)
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
/* $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>.
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
/* $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)
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
/* $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)
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
/* $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)
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
/* $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)
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
/* $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)
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
/* $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)
|
||||
|
|
|
|||
|
|
@ -1,4 +1,3 @@
|
|||
# $Id: Makefile,v 1.8 2000/12/14 22:57:25 davem Exp $
|
||||
# Makefile for the linux Sparc64-specific parts of the memory manager.
|
||||
#
|
||||
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
/* $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)
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
/* $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.
|
||||
*
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
/* $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)
|
||||
|
|
|
|||
|
|
@ -1,7 +1,7 @@
|
|||
/* $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
|
||||
|
|
|
|||
|
|
@ -1,4 +1,3 @@
|
|||
# $Id: Makefile,v 1.7 2000/12/14 22:57:25 davem Exp $
|
||||
# Makefile for the Sun Boot PROM interface library under
|
||||
# Linux.
|
||||
#
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
/* $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)
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
/* $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)
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
/* $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.
|
||||
*
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
/* $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.
|
||||
*
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
/* $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)
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
/* $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.
|
||||
*
|
||||
|
|
|
|||
|
|
@ -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 */
|
||||
};
|
||||
|
|
|
|||
|
|
@ -1,4 +1,3 @@
|
|||
/* $Id: asi.h,v 1.18 1998/03/09 14:04:46 jj Exp $ */
|
||||
#ifndef _SPARC_ASI_H
|
||||
#define _SPARC_ASI_H
|
||||
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
/* $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)
|
||||
|
|
|
|||
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Reference in New Issue