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author | Keir Fraser <keir@xen.org> | 2010-12-17 10:46:43 +0000 |
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committer | Keir Fraser <keir@xen.org> | 2010-12-17 10:46:43 +0000 |
commit | 6c298ecc1fc3c8e65be0f59e3c2095f29f59aa26 (patch) | |
tree | d038057523d058998b00c0c56450234b09240156 /xen/arch/x86/tboot.c | |
parent | 00b8b6c5db3a87d07ed8dd7eb7cf390ce8734a00 (diff) | |
download | xen-6c298ecc1fc3c8e65be0f59e3c2095f29f59aa26.tar.gz xen-6c298ecc1fc3c8e65be0f59e3c2095f29f59aa26.tar.bz2 xen-6c298ecc1fc3c8e65be0f59e3c2095f29f59aa26.zip |
vtd: Reinstate ACPI DMAR on system shutdown or S3/S4/S5.
Signed-off-by: Keir Fraser <keir@xen.org>
Diffstat (limited to 'xen/arch/x86/tboot.c')
-rw-r--r-- | xen/arch/x86/tboot.c | 9 |
1 files changed, 2 insertions, 7 deletions
diff --git a/xen/arch/x86/tboot.c b/xen/arch/x86/tboot.c index ae2d620099..cab39c440e 100644 --- a/xen/arch/x86/tboot.c +++ b/xen/arch/x86/tboot.c @@ -5,6 +5,7 @@ #include <xen/sched.h> #include <xen/domain_page.h> #include <xen/iommu.h> +#include <xen/acpi.h> #include <asm/fixmap.h> #include <asm/page.h> #include <asm/processor.h> @@ -475,13 +476,7 @@ int __init tboot_parse_dmar_table(acpi_table_handler dmar_handler) /* acpi_parse_dmar() zaps APCI DMAR signature in TXT heap table */ /* but dom0 will read real table, so must zap it there too */ - dmar_table = NULL; - acpi_get_table(ACPI_SIG_DMAR, 0, &dmar_table); - if ( dmar_table != NULL ) - { - dmar_table->signature[0] = 'X'; - dmar_table->checksum -= 'X'-'D'; - } + acpi_dmar_zap(); return rc; } |