[PATCH] add machine state register support

[Geoff Levand]

This patch adds routines to get and set the machine state register.  These 
are needed by power management code on some platforms.

Signed-off-by: Geoff Levand <geoffrey.levand at am.sony.com> for CELF

--

Index:linux-2.6.11/arch/ppc/kernel/misc.S
===================================================================
--- linux-2.6.11.orig/arch/ppc/kernel/misc.S	2005-04-15 14:59:12.408518820 -0700
+++ linux-2.6.11/arch/ppc/kernel/misc.S	2005-04-15 14:59:34.005586781 -0700

@@ -1160,6 +1159,14 @@
 	addi	r1,r1,16
 	blr
 
+_GLOBAL(_get_msr)
+	mfmsr   r3
+	blr
+
+_GLOBAL(_set_msr)
+	mtmsr   r3
+	blr
+
 /*
  * This routine is just here to keep GCC happy - sigh...
  */