[edk2-devel] [PATCH 1/5] MdePkg: Add definition for NVMe Over Fabric Device Path

["Sachin Ganesh via groups.io" <sachinganesh=ami.com@groups.io>]

In accordance with UEFI 2.10 Specification:
Adding definition for NVMe Over Fabric (NVMe-oF) Device Path
of Messaging Sub-Type.

Cc: Liming Gao <gaoliming@byosoft.com.cn>
Cc: Michael D Kinney <michael.d.kinney@intel.com>
Cc: Zhiguang Liu <zhiguang.liu@intel.com>
Cc: Felix Polyudov <felixp@ami.com>
Cc: Dhanaraj V <vdhanaraj@ami.com>
Signed-off-by: Sachin Ganesh <sachinganesh@ami.com>
---
 MdePkg/Include/Protocol/DevicePath.h | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

diff --git a/MdePkg/Include/Protocol/DevicePath.h b/MdePkg/Include/Protocol/DevicePath.h
index 9060dd782e..ec1ed1a923 100644
--- a/MdePkg/Include/Protocol/DevicePath.h
+++ b/MdePkg/Include/Protocol/DevicePath.h
@@ -837,6 +837,26 @@ typedef struct {
   UINT64                      NamespaceUuid;

 } NVME_NAMESPACE_DEVICE_PATH;



+///

+/// NVMe over Fabric (NVMe-oF) Namespace Device Path SubType.

+///

+#define MSG_NVME_OF_NAMESPACE_DP  0x20

+typedef struct {

+  EFI_DEVICE_PATH_PROTOCOL    Header;

+  ///

+  /// Namespace Identifier Type (NIDT)

+  ///

+  UINT8                       NamespaceIdType;

+  ///

+  /// Namespace Identifier (NID)

+  ///

+  UINT8                       NamespaceId[16];

+  ///

+  /// Unique identifier of an NVM subsystem

+  ///

+  CHAR8                       *SubsystemNQN;

+} NVME_OF_NAMESPACE_DEVICE_PATH;

+

 ///

 /// DNS Device Path SubType

 ///

@@ -1287,6 +1307,7 @@ typedef union {
   SAS_DEVICE_PATH                            Sas;

   SASEX_DEVICE_PATH                          SasEx;

   NVME_NAMESPACE_DEVICE_PATH                 NvmeNamespace;

+  NVME_OF_NAMESPACE_DEVICE_PATH              NvmeOfNamespace;

   DNS_DEVICE_PATH                            Dns;

   URI_DEVICE_PATH                            Uri;

   BLUETOOTH_DEVICE_PATH                      Bluetooth;

@@ -1343,6 +1364,7 @@ typedef union {
   SAS_DEVICE_PATH                            *Sas;

   SASEX_DEVICE_PATH                          *SasEx;

   NVME_NAMESPACE_DEVICE_PATH                 *NvmeNamespace;

+  NVME_OF_NAMESPACE_DEVICE_PATH              *NvmeOfNamespace;

   DNS_DEVICE_PATH                            *Dns;

   URI_DEVICE_PATH                            *Uri;

   BLUETOOTH_DEVICE_PATH                      *Bluetooth;

--
2.24.1.windows.2
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