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-rw-r--r--src/include/ipxe/efi/IndustryStandard/Acpi50.h10
1 files changed, 10 insertions, 0 deletions
diff --git a/src/include/ipxe/efi/IndustryStandard/Acpi50.h b/src/include/ipxe/efi/IndustryStandard/Acpi50.h
index 7d57b9ff..2addcb00 100644
--- a/src/include/ipxe/efi/IndustryStandard/Acpi50.h
+++ b/src/include/ipxe/efi/IndustryStandard/Acpi50.h
@@ -25,6 +25,16 @@ FILE_LICENCE ( BSD2_PATENT );
#define ACPI_GPIO_CONNECTION_DESCRIPTOR 0x8C
#define ACPI_GENERIC_SERIAL_BUS_CONNECTION_DESCRIPTOR 0x8E
+///
+/// _PSD Revision for ACPI 5.0
+///
+#define EFI_ACPI_5_0_AML_PSD_REVISION 0
+
+///
+/// _CPC Revision for ACPI 5.0
+///
+#define EFI_ACPI_5_0_AML_CPC_REVISION 1
+
#pragma pack(1)
///