[PATCH] Add comments to the PDA structure to annotate offsets

[linux-2.6] / arch / powerpc / kernel / head_44x.S

diff --git a/arch/powerpc/kernel/head_44x.S b/arch/powerpc/kernel/head_44x.S
index b1b9dc08abca668e857b925f12cc3f881f969fc9..accb39d49911bee35bbaa7ed5277017661e0a0bf 100644 (file)
--- a/arch/powerpc/kernel/head_44x.S
+++ b/arch/powerpc/kernel/head_44x.S
@@ -1,6 +1,4 @@
 /*
- * arch/ppc/kernel/head_44x.S
- *
  * Kernel execution entry point code.
  *
  *    Copyright (c) 1995-1996 Gary Thomas <gdt@linuxppc.org>
@@ -30,7 +28,6 @@
  * option) any later version.
  */
 
-#include <linux/config.h>
 #include <asm/processor.h>
 #include <asm/page.h>
 #include <asm/mmu.h>
@@ -743,14 +740,18 @@ _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
 
 /*
  * To support >32-bit physical addresses, we use an 8KB pgdir.
  */
-_GLOBAL(swapper_pg_dir)
+       .globl  swapper_pg_dir
+swapper_pg_dir:
        .space  8192
 
 /* Reserved 4k for the critical exception stack & 4k for the machine
@@ -759,13 +760,15 @@ _GLOBAL(swapper_pg_dir)
         .align 12
 exception_stack_bottom:
        .space  BOOKE_EXCEPTION_STACK_SIZE
-_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
 
 /*
@@ -774,5 +777,3 @@ _GLOBAL(cmd_line)
  */
 abatron_pteptrs:
        .space  8
-
-