From: Geoff Levand <geoffrey.levand@am.sony.com>
To: benh@kernel.crashing.org
Cc: linuxppc-dev@ozlabs.org
Subject: [PATCH] add machine state register support
Date: Mon, 23 May 2005 16:40:55 -0700 [thread overview]
Message-ID: <42926A07.20706@am.sony.com> (raw)
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@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...
*/
next reply other threads:[~2005-05-24 16:54 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-05-23 23:40 Geoff Levand [this message]
2005-05-23 23:53 ` [PATCH] add machine state register support Benjamin Herrenschmidt
2005-05-24 17:39 ` Geoff Levand
2005-05-24 17:05 ` Geert Uytterhoeven
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