Merge branch 'upstream-linus' of master.kernel.org:/pub/scm/linux/kernel/git/jgarzik...

[karo-tx-linux.git] / arch / powerpc / kernel / head_fsl_booke.S

diff --git a/arch/powerpc/kernel/head_fsl_booke.S b/arch/powerpc/kernel/head_fsl_booke.S
index 53949811efdadd657e29efd23fdd9a8bd259dfbe..dd86bbed76271120c4f64ea39912e1e07d65a9e8 100644 (file)
--- a/arch/powerpc/kernel/head_fsl_booke.S
+++ b/arch/powerpc/kernel/head_fsl_booke.S
@@ -1,6 +1,4 @@
 /*
- * arch/ppc/kernel/head_fsl_booke.S
- *
  * Kernel execution entry point code.
  *
  *    Copyright (c) 1995-1996 Gary Thomas <gdt@linuxppc.org>
@@ -24,7 +22,7 @@
  *    Copyright 2002-2004 MontaVista Software, Inc.
  *      PowerPC 44x support, Matt Porter <mporter@kernel.crashing.org>
  *    Copyright 2004 Freescale Semiconductor, Inc
- *      PowerPC e500 modifications, Kumar Gala <kumar.gala@freescale.com>
+ *      PowerPC e500 modifications, Kumar Gala <galak@kernel.crashing.org>
  *
  * This program is free software; you can redistribute  it and/or modify it
  * under  the terms of  the GNU General  Public License as published by the
@@ -316,6 +314,7 @@ skpinv:     addi    r6,r6,1                         /* Increment */
         */
        lis     r2,DBCR0_IDM@h
        mtspr   SPRN_DBCR0,r2
+       isync
        /* clear any residual debug events */
        li      r2,-1
        mtspr   SPRN_DBSR,r2
@@ -1002,12 +1001,15 @@ _GLOBAL(giveup_fpu)
 _GLOBAL(abort)
        li      r13,0
         mtspr   SPRN_DBCR0,r13         /* disable all debug events */
+       isync
        mfmsr   r13
        ori     r13,r13,MSR_DE@l        /* Enable Debug Events */
        mtmsr   r13
+       isync
         mfspr   r13,SPRN_DBCR0
         lis    r13,(DBCR0_IDM|DBCR0_RST_CHIP)@h
         mtspr   SPRN_DBCR0,r13
+       isync
 
 _GLOBAL(set_context)
 
@@ -1028,10 +1030,14 @@ _GLOBAL(set_context)
  * goes at the beginning of the data segment, which is page-aligned.
  */
        .data
-_GLOBAL(sdata)
-_GLOBAL(empty_zero_page)
+       .align  12
+       .globl  sdata
+sdata:
+       .globl  empty_zero_page
+empty_zero_page:
        .space  4096
-_GLOBAL(swapper_pg_dir)
+       .globl  swapper_pg_dir
+swapper_pg_dir:
        .space  4096
 
 /* Reserved 4k for the critical exception stack & 4k for the machine
@@ -1040,13 +1046,15 @@ _GLOBAL(swapper_pg_dir)
         .align 12
 exception_stack_bottom:
        .space  BOOKE_EXCEPTION_STACK_SIZE * NR_CPUS
-_GLOBAL(exception_stack_top)
+       .globl  exception_stack_top
+exception_stack_top:
 
 /*
  * This space gets a copy of optional info passed to us by the bootstrap
  * which is used to pass parameters into the kernel like root=/dev/sda1, etc.
  */
-_GLOBAL(cmd_line)
+       .globl  cmd_line
+cmd_line:
        .space  512
 
 /*
@@ -1055,4 +1063,3 @@ _GLOBAL(cmd_line)
  */
 abatron_pteptrs:
        .space  8
-