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authorKrzysztof Koch <krzysztof.koch@arm.com>2019-04-09 14:44:37 +0100
committerSami Mujawar <sami.mujawar@arm.com>2019-06-10 21:24:18 +0100
commit5506701f79844edd4879243ee3449cc895a89000 (patch)
treef1e9e595a8f4b816b2d41be4ef824a64a841e66d /DynamicTablesPkg/Include
parentccc97f6df415134dccad1dc2206d8e59a819bc23 (diff)
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DynamicTablesPkg: Add ACPI 6.3 SPE support to MADT generator
The Dynamic Tables Framework now supports generating Multiple APIC Description Table (MADT) revision 5 for ARM platforms while maintaining backward-compatibility with ACPI 6.2. The relevant change is the enablement of the Statistical Profiling Extension (SPE). Signed-off-by: Krzysztof Koch <krzysztof.koch@arm.com> Reviewed-by: Alexei Fedorov <Alexei.Fedorov@arm.com> Reviewed-by: Sami Mujawar <sami.mujawar@arm.com>
Diffstat (limited to 'DynamicTablesPkg/Include')
-rw-r--r--DynamicTablesPkg/Include/ArmNameSpaceObjects.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/DynamicTablesPkg/Include/ArmNameSpaceObjects.h b/DynamicTablesPkg/Include/ArmNameSpaceObjects.h
index bf70dc76ce..d9dcca12db 100644
--- a/DynamicTablesPkg/Include/ArmNameSpaceObjects.h
+++ b/DynamicTablesPkg/Include/ArmNameSpaceObjects.h
@@ -155,6 +155,13 @@ typedef struct CmArmGicCInfo {
ACPI Specification.
*/
UINT8 ProcessorPowerEfficiencyClass;
+
+ /** Statistical Profiling Extension buffer overflow GSIV. Zero if
+ unsupported by this processor. This field was introduced in
+ ACPI 6.3 (MADT revision 5) and is therefore ignored when
+ generating MADT revision 4 or lower.
+ */
+ UINT16 SpeOverflowInterrupt;
} CM_ARM_GICC_INFO;
/** A structure that describes the