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charset="iso-2022-jp" Content-Transfer-Encoding: quoted-printable Reviewed-by: Liming Gao -----Original Message----- From: Liu, Zhiguang =20 Sent: 2020=1B$BG/=1B(B5=1B$B7n=1B(B20=1B$BF|=1B(B 13:18 To: devel@edk2.groups.io Cc: Kinney, Michael D ; Gao, Liming ; Anandraj, James Sushanth Subject: [PATCH] MdePkg: add definitions for ACPI NVDIMM Device Path REF: https://bugzilla.tianocore.org/show_bug.cgi?id=3D2716 Add definitions for ACPI NVDIMM Device Path following UEFI spec. Cc: Michael D Kinney Cc: Liming Gao Signed-off-by: James Anandraj --- MdePkg/Include/Protocol/DevicePath.h | 15 +++++++++++++++ 1 file changed, 15 insertions(+) diff --git a/MdePkg/Include/Protocol/DevicePath.h b/MdePkg/Include/Protocol= /DevicePath.h index 4cf4b653ba..5914cde304 100644 --- a/MdePkg/Include/Protocol/DevicePath.h +++ b/MdePkg/Include/Protocol/DevicePath.h @@ -282,6 +282,21 @@ typedef struct { // } ACPI_ADR_DEVICE_PATH; =20 +/// +/// ACPI NVDIMM Device Path SubType. +/// +#define ACPI_NVDIMM_DP 0x04 +/// +/// +typedef struct { + EFI_DEVICE_PATH_PROTOCOL Header; + /// + /// NFIT Device Handle, the _ADR of the NVDIMM device. + /// The value of this field comes from Section 9.20.3 of the ACPI 6.2A s= pecification. + /// + UINT32 NFITDeviceHandle; +} ACPI_NVDIMM_DEVICE_PATH; + #define ACPI_ADR_DISPLAY_TYPE_OTHER 0 #define ACPI_ADR_DISPLAY_TYPE_VGA 1 #define ACPI_ADR_DISPLAY_TYPE_TV 2 --=20 2.25.1.windows.1