[src/trunk]: src/sys/arch/x86/include add LAPIC_MSR_ENABLE_x2 MSR. from murra...

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

details:   https://anonhg.NetBSD.org/src/rev/91b58a16071a
branches:  trunk
changeset: 750658:91b58a16071a
user:      cegger <cegger%NetBSD.org@localhost>
date:      Sat Jan 09 20:50:11 2010 +0000

description:
add LAPIC_MSR_ENABLE_x2 MSR. from murray@river-styx via port-amd64@
   '...as documented in the Intel 64 and IA32 Architectures Software
   Developers Manual 3A, chapter 10.5.1.'

diffstat:

 sys/arch/x86/include/i82489reg.h |  3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)

diffs (17 lines):

diff -r c0005956bb9d -r 91b58a16071a sys/arch/x86/include/i82489reg.h
--- a/sys/arch/x86/include/i82489reg.h  Sat Jan 09 19:02:17 2010 +0000
+++ b/sys/arch/x86/include/i82489reg.h  Sat Jan 09 20:50:11 2010 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: i82489reg.h,v 1.8 2008/05/12 18:36:20 ad Exp $ */
+/*     $NetBSD: i82489reg.h,v 1.9 2010/01/09 20:50:11 cegger Exp $     */
 
 /*-
  * Copyright (c) 1998, 2008 The NetBSD Foundation, Inc.
@@ -149,6 +149,7 @@
 
 #define        LAPIC_MSR       0x001b
 #      define  LAPIC_MSR_BSP           0x00000100      /* boot processor */
+#      define  LAPIC_MSR_ENABLE_x2     0x00000400      /* x2APIC mode */
 #      define  LAPIC_MSR_ENABLE        0x00000800      /* software enable */
 #      define  LAPIC_MSR_ADDR          0xfffff000      /* physical address */