[Xen-changelog] [xen-unstable] Fix the address calculation of acpi enable reg according to ACPI spec.

[Xen patchbot-unstable <patchbot-unstable@xxxxxxxxxxxxxxxxxxx>]

# HG changeset patch
# User Keir Fraser <keir.fraser@xxxxxxxxxx>
# Date 1209979018 -3600
# Node ID ccbbe6fe5827b3a262b24f6dd7140de8ae3ec456
# Parent  0eb471aa24dcaf14f309a985f44c075092fd3c8b
Fix the address calculation of acpi enable reg according to ACPI spec.

Signed-off-by: Wei Gang <gang.wei@xxxxxxxxx>
---
 xen/arch/x86/acpi/boot.c |    8 ++++++--
 1 files changed, 6 insertions(+), 2 deletions(-)

diff -r 0eb471aa24dc -r ccbbe6fe5827 xen/arch/x86/acpi/boot.c
--- a/xen/arch/x86/acpi/boot.c  Mon May 05 10:16:06 2008 +0100
+++ b/xen/arch/x86/acpi/boot.c  Mon May 05 10:16:58 2008 +0100
@@ -475,8 +475,12 @@ acpi_fadt_parse_reg(struct acpi_table_fa
                       sizeof(acpi_gbl_xpm1a_enable));
                memcpy(&acpi_gbl_xpm1b_enable, &fadt->xpm1b_event_block,
                       sizeof(acpi_gbl_xpm1b_enable));
-               acpi_gbl_xpm1a_enable.address += 2;
-               acpi_gbl_xpm1b_enable.address += 2;
+
+               acpi_gbl_xpm1a_enable.address +=
+                       acpi_gbl_FADT.pm1_event_length / 2;
+               if ( acpi_gbl_xpm1b_enable.address )
+                       acpi_gbl_xpm1b_enable.address +=
+                               acpi_gbl_FADT.pm1_event_length / 2;
        }
 }
 

_______________________________________________
Xen-changelog mailing list
Xen-changelog@xxxxxxxxxxxxxxxxxxx
http://lists.xensource.com/xen-changelog