[src/trunk]: src/sys/arch/powerpc/conf Add support for __read_mostly and __ca...

[matt <matt%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/299df2aa0dbb
branches:  trunk
changeset: 761317:299df2aa0dbb
user:      matt <matt%NetBSD.org@localhost>
date:      Sun Jan 23 17:38:37 2011 +0000

description:
Add support for __read_mostly and __cacheline_aligned (using 32 bytes as
the cacheline as its the most prevalent sized used even though IBM970 has
a 128 byte cacheline).

diffstat:

 sys/arch/powerpc/conf/kern.ldscript |  8 +++++++-
 1 files changed, 7 insertions(+), 1 deletions(-)

diffs (22 lines):

diff -r c3f6ec2cf8b7 -r 299df2aa0dbb sys/arch/powerpc/conf/kern.ldscript
--- a/sys/arch/powerpc/conf/kern.ldscript       Sun Jan 23 17:36:09 2011 +0000
+++ b/sys/arch/powerpc/conf/kern.ldscript       Sun Jan 23 17:38:37 2011 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: kern.ldscript,v 1.2 2011/01/18 01:02:53 matt Exp $ */
+/* $NetBSD: kern.ldscript,v 1.3 2011/01/23 17:38:37 matt Exp $ */
 
 /*  ldscript for NetBSD/powerpc kernels and LKMs */
 OUTPUT_ARCH(powerpc)
@@ -31,6 +31,12 @@
     *(.data)
     CONSTRUCTORS
   }
+  .data1                       : { *(.data1) }
+  . = ALIGN(32);       /* COHERENCY UNIT */
+  .data.cacheline_aligned      : { *(.data.cacheline_aligned) }
+  . = ALIGN(32);       /* COHERENCY UNIT */
+  .data.read_mostly            : { *(.data.read_mostly) }
+  . = ALIGN(32);       /* COHERENCY UNIT */
   _gp = ALIGN(16) + 0x7ff0;
   .lit8 : { *(.lit8) }
   .lit4 : { *(.lit4) }