[src/trunk]: src/sys/arch Set the CR0_AM bit so processes can enable alignmen...

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

details:   https://anonhg.NetBSD.org/src/rev/4f0586737559
branches:  trunk
changeset: 778906:4f0586737559
user:      jym <jym%NetBSD.org@localhost>
date:      Thu Apr 19 18:00:34 2012 +0000

description:
Set the CR0_AM bit so processes can enable alignment check errors under
x86 through PSL_AC bit.

ATF test incoming shortly.

diffstat:

 sys/arch/amd64/acpi/acpi_wakecode.S |  4 ++--
 sys/arch/amd64/amd64/locore.S       |  4 ++--
 sys/arch/amd64/amd64/mptramp.S      |  4 ++--
 sys/arch/i386/acpi/acpi_wakecode.S  |  4 ++--
 sys/arch/i386/i386/locore.S         |  6 +++---
 sys/arch/i386/i386/mptramp.S        |  6 +++---
 6 files changed, 14 insertions(+), 14 deletions(-)

diffs (126 lines):

diff -r cb1115a71822 -r 4f0586737559 sys/arch/amd64/acpi/acpi_wakecode.S
--- a/sys/arch/amd64/acpi/acpi_wakecode.S       Thu Apr 19 17:52:39 2012 +0000
+++ b/sys/arch/amd64/acpi/acpi_wakecode.S       Thu Apr 19 18:00:34 2012 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: acpi_wakecode.S,v 1.10 2009/08/24 22:06:50 jmcneill Exp $      */
+/*     $NetBSD: acpi_wakecode.S,v 1.11 2012/04/19 18:00:34 jym Exp $   */
 
 /*-
  * Copyright (c) 2007 Joerg Sonnenberger <joerg%netbsd.org@localhost>
@@ -198,7 +198,7 @@
 
        /* Enable paging */
        movl    %cr0,%eax
-       orl     $(CR0_PE|CR0_PG|CR0_NE|CR0_TS|CR0_MP|CR0_WP),%eax
+       orl     $(CR0_PE|CR0_PG|CR0_NE|CR0_TS|CR0_MP|CR0_WP|CR0_AM),%eax
        movl    %eax,%cr0
        /* Flush prefetch queue */
        jmp     1f
diff -r cb1115a71822 -r 4f0586737559 sys/arch/amd64/amd64/locore.S
--- a/sys/arch/amd64/amd64/locore.S     Thu Apr 19 17:52:39 2012 +0000
+++ b/sys/arch/amd64/amd64/locore.S     Thu Apr 19 18:00:34 2012 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: locore.S,v 1.67 2012/02/24 08:06:07 cherry Exp $       */
+/*     $NetBSD: locore.S,v 1.68 2012/04/19 18:00:34 jym Exp $  */
 
 /*
  * Copyright-o-rama!
@@ -626,7 +626,7 @@
         * 4. Enable paging and the rest of it.
         */
        movl    %cr0,%eax
-       orl     $(CR0_PE|CR0_PG|CR0_NE|CR0_TS|CR0_MP|CR0_WP),%eax
+       orl     $(CR0_PE|CR0_PG|CR0_NE|CR0_TS|CR0_MP|CR0_WP|CR0_AM),%eax
        movl    %eax,%cr0
        jmp     compat
 compat:
diff -r cb1115a71822 -r 4f0586737559 sys/arch/amd64/amd64/mptramp.S
--- a/sys/arch/amd64/amd64/mptramp.S    Thu Apr 19 17:52:39 2012 +0000
+++ b/sys/arch/amd64/amd64/mptramp.S    Thu Apr 19 18:00:34 2012 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: mptramp.S,v 1.12 2010/04/20 15:42:21 jym Exp $ */
+/*     $NetBSD: mptramp.S,v 1.13 2012/04/19 18:00:34 jym Exp $ */
 
 /*-
  * Copyright (c) 2000 The NetBSD Foundation, Inc.
@@ -173,7 +173,7 @@
         movl    %ecx,%cr3               # load ptd addr into mmu
 
         movl    %cr0,%eax               # get control word
-        orl     $(CR0_PE|CR0_PG|CR0_NE|CR0_TS|CR0_MP|CR0_WP),%eax
+        orl     $(CR0_PE|CR0_PG|CR0_NE|CR0_TS|CR0_MP|CR0_WP|CR0_AM),%eax
         movl    %eax,%cr0
        jmp     mptramp_compat
 mptramp_compat:
diff -r cb1115a71822 -r 4f0586737559 sys/arch/i386/acpi/acpi_wakecode.S
--- a/sys/arch/i386/acpi/acpi_wakecode.S        Thu Apr 19 17:52:39 2012 +0000
+++ b/sys/arch/i386/acpi/acpi_wakecode.S        Thu Apr 19 18:00:34 2012 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: acpi_wakecode.S,v 1.14 2009/08/24 10:16:12 jmcneill Exp $      */
+/*     $NetBSD: acpi_wakecode.S,v 1.15 2012/04/19 18:00:34 jym Exp $   */
 
 /*-
  * Copyright (c) 2002 The NetBSD Foundation, Inc.
@@ -165,7 +165,7 @@
        movl    WAKEUP_r_cr3 + ACPI_WAKEUP_ADDR,%eax
        movl    %eax,%cr3
        movl    %cr0,%eax
-       orl     $(CR0_PE|CR0_PG|CR0_NE|CR0_TS|CR0_EM|CR0_MP|CR0_WP),%eax
+       orl     $(CR0_PE|CR0_PG|CR0_NE|CR0_TS|CR0_EM|CR0_MP|CR0_WP|CR0_AM),%eax
        movl    %eax,%cr0
 
        /* Flush the prefetch queue */
diff -r cb1115a71822 -r 4f0586737559 sys/arch/i386/i386/locore.S
--- a/sys/arch/i386/i386/locore.S       Thu Apr 19 17:52:39 2012 +0000
+++ b/sys/arch/i386/i386/locore.S       Thu Apr 19 18:00:34 2012 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: locore.S,v 1.97 2012/03/02 16:43:31 bouyer Exp $       */
+/*     $NetBSD: locore.S,v 1.98 2012/04/19 18:00:35 jym Exp $  */
 
 /*
  * Copyright-o-rama!
@@ -129,7 +129,7 @@
  */
 
 #include <machine/asm.h>
-__KERNEL_RCSID(0, "$NetBSD: locore.S,v 1.97 2012/03/02 16:43:31 bouyer Exp $");
+__KERNEL_RCSID(0, "$NetBSD: locore.S,v 1.98 2012/04/19 18:00:35 jym Exp $");
 
 #include "opt_compat_oldboot.h"
 #include "opt_ddb.h"
@@ -682,7 +682,7 @@
         */
        movl    %cr0,%eax               # get control word
                                        # enable paging & NPX emulation
-       orl     $(CR0_PE|CR0_PG|CR0_NE|CR0_TS|CR0_EM|CR0_MP),%eax
+       orl     $(CR0_PE|CR0_PG|CR0_NE|CR0_TS|CR0_EM|CR0_MP|CR0_AM),%eax
        movl    %eax,%cr0               # and page NOW!
 
        pushl   $begin                  # jump to high mem
diff -r cb1115a71822 -r 4f0586737559 sys/arch/i386/i386/mptramp.S
--- a/sys/arch/i386/i386/mptramp.S      Thu Apr 19 17:52:39 2012 +0000
+++ b/sys/arch/i386/i386/mptramp.S      Thu Apr 19 18:00:34 2012 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: mptramp.S,v 1.22 2010/07/28 17:05:51 jym Exp $ */
+/*     $NetBSD: mptramp.S,v 1.23 2012/04/19 18:00:35 jym Exp $ */
 
 /*-
  * Copyright (c) 2000 The NetBSD Foundation, Inc.
@@ -76,7 +76,7 @@
  */
 
 #include <machine/asm.h>
-__KERNEL_RCSID(0, "$NetBSD: mptramp.S,v 1.22 2010/07/28 17:05:51 jym Exp $");
+__KERNEL_RCSID(0, "$NetBSD: mptramp.S,v 1.23 2012/04/19 18:00:35 jym Exp $");
        
 #include "opt_mpbios.h"                /* for MPDEBUG */
                
@@ -174,7 +174,7 @@
         movl    %ecx,%cr3               # load ptd addr into mmu
         movl    %cr0,%eax               # get control word
                                         # enable paging & NPX emulation
-        orl     $(CR0_PE|CR0_PG|CR0_NE|CR0_TS|CR0_EM|CR0_MP|CR0_WP),%eax
+        orl     $(CR0_PE|CR0_PG|CR0_NE|CR0_TS|CR0_EM|CR0_MP|CR0_WP|CR0_AM),%eax
         movl    %eax,%cr0               # and page NOW!
 
 #ifdef MPDEBUG