Adopt new IPv4/IPv6 device path for network modules.

Signed-off-by: tye
Reviewed-by: niruiyu

Adopt SasEx and new IPv6 device path for DevicePathDxe driver.
Signed-off-by: niruiyu
Reviewed-by: erictian

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@12574 6f19259b-4bc3-4df7-8a09-765794883524

MdeModulePkg/Include/Library/NetLib.h

@@ -61,6 +61,8 @@ typedef UINT16          TCP_PORTNO;
 #define  IP_VERSION_4          4
 #define  IP_VERSION_6          6
 
+#define  IP6_PREFIX_LENGTH     64
+
 #pragma pack(1)
 
 //

MdeModulePkg/Library/DxeNetLib/DxeNetLib.c

@@ -2578,7 +2578,6 @@ ON_EXIT:
 
   The header type of IPv4 device path node is MESSAGING_DEVICE_PATH.
   The header subtype of IPv4 device path node is MSG_IPv4_DP.
-  The length of the IPv4 device path node in bytes is 19.
   Get other info from parameters to make up the whole IPv4 device path node.
 
   @param[in, out]  Node                  Pointer to the IPv4 device path node.
@@ -2606,7 +2605,7 @@ NetLibCreateIPv4DPathNode (
 {
   Node->Header.Type    = MESSAGING_DEVICE_PATH;
   Node->Header.SubType = MSG_IPv4_DP;
-  SetDevicePathNodeLength (&Node->Header, 19);
+  SetDevicePathNodeLength (&Node->Header, sizeof (IPv4_DEVICE_PATH));
 
   CopyMem (&Node->LocalIpAddress, &LocalIp, sizeof (EFI_IPv4_ADDRESS));
   CopyMem (&Node->RemoteIpAddress, &RemoteIp, sizeof (EFI_IPv4_ADDRESS));
@@ -2621,6 +2620,14 @@ NetLibCreateIPv4DPathNode (
   } else {
     Node->StaticIpAddress = NetLibDefaultAddressIsStatic (Controller);
   }
+
+  //
+  // Set the Gateway IP address to default value 0:0:0:0.
+  // Set the Subnet mask to default value 255:255:255:0.
+  //
+  ZeroMem (&Node->GatewayIpAddress, sizeof (EFI_IPv4_ADDRESS));
+  SetMem (&Node->SubnetMask, sizeof (EFI_IPv4_ADDRESS), 0xff);
+  Node->SubnetMask.Addr[3] = 0;
 }
 
 /**
@@ -2662,7 +2669,14 @@ NetLibCreateIPv6DPathNode (
   Node->RemotePort = RemotePort;
 
   Node->Protocol        = Protocol;
-  Node->StaticIpAddress = FALSE;
+
+  //
+  // Set default value to IPAddressOrigin, PrefixLength.
+  // Set the Gateway IP address to unspecified address.
+  //
+  Node->IpAddressOrigin = 0;
+  Node->PrefixLength    = IP6_PREFIX_LENGTH;
+  ZeroMem (&Node->GatewayIpAddress, sizeof (EFI_IPv6_ADDRESS));
 }
 
 /**

MdeModulePkg/Universal/DevicePathDxe/DevicePathFromText.c

@@ -1684,6 +1684,74 @@ DevPathFromTextSAS (
   return (EFI_DEVICE_PATH_PROTOCOL *) Sas;
 }
 
+/**
+  Converts a text device path node to Serial Attached SCSI Ex device path structure.
+
+  @param TextDeviceNode  The input Text device path node.
+
+  @return A pointer to the newly-created Serial Attached SCSI Ex device path structure.
+
+**/
+EFI_DEVICE_PATH_PROTOCOL *
+DevPathFromTextSasEx (
+  IN CHAR16 *TextDeviceNode
+  )
+{
+  CHAR16            *AddressStr;
+  CHAR16            *LunStr;
+  CHAR16            *RTPStr;
+  CHAR16            *SASSATAStr;
+  CHAR16            *LocationStr;
+  CHAR16            *ConnectStr;
+  CHAR16            *DriveBayStr;
+  UINT16            Info;
+  SASEX_DEVICE_PATH *SasEx;
+
+  AddressStr  = GetNextParamStr (&TextDeviceNode);
+  LunStr      = GetNextParamStr (&TextDeviceNode);
+  RTPStr      = GetNextParamStr (&TextDeviceNode);
+  SASSATAStr  = GetNextParamStr (&TextDeviceNode);
+  LocationStr = GetNextParamStr (&TextDeviceNode);
+  ConnectStr  = GetNextParamStr (&TextDeviceNode);
+  DriveBayStr = GetNextParamStr (&TextDeviceNode);
+  Info        = 0x0000;
+  SasEx       = (SASEX_DEVICE_PATH *) CreateDeviceNode (
+                                        MESSAGING_DEVICE_PATH,
+                                        MSG_SASEX_DP,
+                                        (UINT16) sizeof (SASEX_DEVICE_PATH)
+                                        );
+
+  Strtoi64 (AddressStr, (UINT64 *) &SasEx->SasAddress);
+  Strtoi64 (LunStr,     (UINT64 *) &SasEx->Lun);
+  *(UINT64 *) &SasEx->SasAddress = SwapBytes64 (*(UINT64 *) &SasEx->SasAddress);
+  *(UINT64 *) &SasEx->Lun        = SwapBytes64 (*(UINT64 *) &SasEx->Lun);
+  SasEx->RelativeTargetPort      = (UINT16) Strtoi (RTPStr);
+  if (StrCmp (SASSATAStr, L"NoTopology") != 0) {
+    if (StrCmp (DriveBayStr, L"0") == 0) {
+      Info |= 0x0001;
+    } else {
+      Info |= 0x0002;
+      Info = (UINT16) (Info | (Strtoi (DriveBayStr) << 8));
+    }
+
+    if (StrCmp (SASSATAStr, L"SATA") == 0) {
+      Info |= 0x0010;
+    }
+
+    if (StrCmp (LocationStr, L"External") == 0) {
+      Info |= 0x0020;
+    }
+
+    if (StrCmp (ConnectStr, L"Expanded") == 0) {
+      Info |= 0x0040;
+    }
+  }
+
+  SasEx->DeviceTopology = Info;
+
+  return (EFI_DEVICE_PATH_PROTOCOL *) SasEx;
+}
+
 /**
   Converts a text device path node to Debug Port device path structure.
 
@@ -1843,12 +1911,16 @@ DevPathFromTextIPv6 (
   CHAR16            *ProtocolStr;
   CHAR16            *TypeStr;
   CHAR16            *LocalIPStr;
+  CHAR16            *GatewayIPStr;
+  CHAR16            *PrefixLengthStr;
   IPv6_DEVICE_PATH  *IPv6;
 
   RemoteIPStr           = GetNextParamStr (&TextDeviceNode);
   ProtocolStr           = GetNextParamStr (&TextDeviceNode);
   TypeStr               = GetNextParamStr (&TextDeviceNode);
   LocalIPStr            = GetNextParamStr (&TextDeviceNode);
+  PrefixLengthStr       = GetNextParamStr (&TextDeviceNode);
+  GatewayIPStr          = GetNextParamStr (&TextDeviceNode);
   IPv6                  = (IPv6_DEVICE_PATH *) CreateDeviceNode (
                                                  MESSAGING_DEVICE_PATH,
                                                  MSG_IPv6_DP,
@@ -1858,12 +1930,21 @@ DevPathFromTextIPv6 (
   StrToIPv6Addr (&RemoteIPStr, &IPv6->RemoteIpAddress);
   IPv6->Protocol        = (UINT16) NetworkProtocolFromText (ProtocolStr);
   if (StrCmp (TypeStr, L"Static") == 0) {
-    IPv6->StaticIpAddress = TRUE;
+    IPv6->IpAddressOrigin = 0;
+  } else if (StrCmp (TypeStr, L"StatelessAutoConfigure") == 0) {
+    IPv6->IpAddressOrigin = 1;
   } else {
-    IPv6->StaticIpAddress = FALSE;
+    IPv6->IpAddressOrigin = 2;
   }
 
   StrToIPv6Addr (&LocalIPStr, &IPv6->LocalIpAddress);
+  if (!IS_NULL (*GatewayIPStr) && !IS_NULL (*PrefixLengthStr)) {
+    StrToIPv6Addr (&GatewayIPStr, &IPv6->GatewayIpAddress);
+    IPv6->PrefixLength = (UINT8) Strtoi (PrefixLengthStr);
+  } else {
+    ZeroMem (&IPv6->GatewayIpAddress, sizeof (IPv6->GatewayIpAddress));
+    IPv6->PrefixLength = 0;
+  }
 
   IPv6->LocalPort       = 0;
   IPv6->RemotePort      = 0;
@@ -2895,6 +2976,7 @@ GLOBAL_REMOVE_IF_UNREFERENCED DEVICE_PATH_FROM_TEXT_TABLE DevPathFromTextTable[]
   {L"VenUtf8", DevPathFromTextVenUtf8},
   {L"UartFlowCtrl", DevPathFromTextUartFlowCtrl},
   {L"SAS", DevPathFromTextSAS},
+  {L"SasEx", DevPathFromTextSasEx},
   {L"DebugPort", DevPathFromTextDebugPort},
   {L"MAC", DevPathFromTextMAC},
   {L"IPv4", DevPathFromTextIPv4},

MdeModulePkg/Universal/DevicePathDxe/DevicePathToText.c

@@ -653,6 +653,66 @@ DevPathToTextFibreEx (
   CatPrint (Str, L")");
 }
 
+/**
+  Converts a Sas Ex device path structure to its string representative.
+
+  @param Str             The string representative of input device.
+  @param DevPath         The input device path structure.
+  @param DisplayOnly     If DisplayOnly is TRUE, then the shorter text representation
+                         of the display node is used, where applicable. If DisplayOnly
+                         is FALSE, then the longer text representation of the display node
+                         is used.
+  @param AllowShortcuts  If AllowShortcuts is TRUE, then the shortcut forms of text
+                         representation for a device node can be used, where applicable.
+
+**/
+VOID
+DevPathToTextSasEx (
+  IN OUT POOL_PRINT  *Str,
+  IN VOID            *DevPath,
+  IN BOOLEAN         DisplayOnly,
+  IN BOOLEAN         AllowShortcuts
+  )
+{
+  SASEX_DEVICE_PATH  *SasEx;
+  UINTN              Index;
+
+  SasEx = DevPath;
+  CatPrint (Str, L"SasEx(0x");
+
+  for (Index = 0; Index < sizeof (SasEx->SasAddress) / sizeof (SasEx->SasAddress[0]); Index++) {
+    CatPrint (Str, L"%02x", SasEx->SasAddress[Index]);
+  }
+  CatPrint (Str, L",0x");
+  for (Index = 0; Index < sizeof (SasEx->Lun) / sizeof (SasEx->Lun[0]); Index++) {
+    CatPrint (Str, L"%02x", SasEx->Lun[Index]);
+  }
+  CatPrint (Str, L",0x%x,", SasEx->RelativeTargetPort);
+
+  if ((SasEx->DeviceTopology & 0x0f) == 0) {
+    CatPrint (Str, L"NoTopology,0,0,0,");
+  } else if (((SasEx->DeviceTopology & 0x0f) == 1) || ((SasEx->DeviceTopology & 0x0f) == 2)) {
+    CatPrint (
+      Str,
+      L"%s,%s,%s,",
+      ((SasEx->DeviceTopology & (0x1 << 4)) != 0) ? L"SATA" : L"SAS",
+      ((SasEx->DeviceTopology & (0x1 << 5)) != 0) ? L"External" : L"Internal",
+      ((SasEx->DeviceTopology & (0x1 << 6)) != 0) ? L"Expanded" : L"Direct"
+      );
+    if ((SasEx->DeviceTopology & 0x0f) == 1) {
+      CatPrint (Str, L"0,");
+    } else {
+      CatPrint (Str, L"0x%x,", (SasEx->DeviceTopology >> 8) & 0xff);
+    }
+  } else {
+    CatPrint (Str, L"0,0,0,0,");
+  }
+
+  CatPrint (Str, L")");
+  return ;
+
+}
+
 /**
   Converts a 1394 device path structure to its string representative.
 
@@ -1205,10 +1265,21 @@ DevPathToTextIPv6 (
     IPDevPath->Protocol
     );
 
+  switch (IPDevPath->IpAddressOrigin) {
+    case 0:
+      CatPrint (Str, L",Static");
+      break;
+    case 1:
+      CatPrint (Str, L",StatelessAutoConfigure");
+      break;
+    default:
+      CatPrint (Str, L",StatefulAutoConfigure");
+      break;
+  }
+
   CatPrint (
     Str,
-    L",%s,%02x%02x:%02x%02x:%02x%02x:%02x%02x:%02x%02x:%02x%02x:%02x%02x:%02x%02x)",
+    L",%02x%02x:%02x%02x:%02x%02x:%02x%02x:%02x%02x:%02x%02x:%02x%02x:%02x%02x",
-    IPDevPath->StaticIpAddress ? L"Static" : L"DHCP",
     IPDevPath->LocalIpAddress.Addr[0],
     IPDevPath->LocalIpAddress.Addr[1],
     IPDevPath->LocalIpAddress.Addr[2],
@@ -1226,6 +1297,31 @@ DevPathToTextIPv6 (
     IPDevPath->LocalIpAddress.Addr[14],
     IPDevPath->LocalIpAddress.Addr[15]
     );
+
+  if (DevicePathNodeLength (IPDevPath) == sizeof (IPv6_DEVICE_PATH)) {
+    CatPrint (
+      Str,
+      L",0x%x,%02x%02x:%02x%02x:%02x%02x:%02x%02x:%02x%02x:%02x%02x:%02x%02x:%02x%02x",
+      IPDevPath->PrefixLength,
+      IPDevPath->GatewayIpAddress.Addr[0],
+      IPDevPath->GatewayIpAddress.Addr[1],
+      IPDevPath->GatewayIpAddress.Addr[2],
+      IPDevPath->GatewayIpAddress.Addr[3],
+      IPDevPath->GatewayIpAddress.Addr[4],
+      IPDevPath->GatewayIpAddress.Addr[5],
+      IPDevPath->GatewayIpAddress.Addr[6],
+      IPDevPath->GatewayIpAddress.Addr[7],
+      IPDevPath->GatewayIpAddress.Addr[8],
+      IPDevPath->GatewayIpAddress.Addr[9],
+      IPDevPath->GatewayIpAddress.Addr[10],
+      IPDevPath->GatewayIpAddress.Addr[11],
+      IPDevPath->GatewayIpAddress.Addr[12],
+      IPDevPath->GatewayIpAddress.Addr[13],
+      IPDevPath->GatewayIpAddress.Addr[14],
+      IPDevPath->GatewayIpAddress.Addr[15]
+      );
+  }
+  CatPrint (Str, L")");
 }
 
 /**
@@ -1790,6 +1886,7 @@ GLOBAL_REMOVE_IF_UNREFERENCED const DEVICE_PATH_TO_TEXT_TABLE DevPathToTextTable
   {MESSAGING_DEVICE_PATH, MSG_SCSI_DP, DevPathToTextScsi},
   {MESSAGING_DEVICE_PATH, MSG_FIBRECHANNEL_DP, DevPathToTextFibre},
   {MESSAGING_DEVICE_PATH, MSG_FIBRECHANNELEX_DP, DevPathToTextFibreEx},
+  {MESSAGING_DEVICE_PATH, MSG_SASEX_DP, DevPathToTextSasEx},
   {MESSAGING_DEVICE_PATH, MSG_1394_DP, DevPathToText1394},
   {MESSAGING_DEVICE_PATH, MSG_USB_DP, DevPathToTextUsb},
   {MESSAGING_DEVICE_PATH, MSG_USB_WWID_DP, DevPathToTextUsbWWID},

MdeModulePkg/Universal/Network/IScsiDxe/IScsiCHAP.h

@@ -41,9 +41,9 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
 
 typedef struct _ISCSI_CHAP_AUTH_CONFIG_NVDATA {
   UINT8 CHAPType;
-  CHAR8 CHAPName[ISCSI_CHAP_NAME_MAX_LEN];
+  CHAR8 CHAPName[ISCSI_CHAP_NAME_STORAGE];
   CHAR8 CHAPSecret[ISCSI_CHAP_SECRET_STORAGE];
-  CHAR8 ReverseCHAPName[ISCSI_CHAP_NAME_MAX_LEN];
+  CHAR8 ReverseCHAPName[ISCSI_CHAP_NAME_STORAGE];
   CHAR8 ReverseCHAPSecret[ISCSI_CHAP_SECRET_STORAGE];
 } ISCSI_CHAP_AUTH_CONFIG_NVDATA;
 

MdeModulePkg/Universal/Network/IScsiDxe/IScsiConfigNVDataStruc.h

@@ -73,6 +73,7 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
 #define ISCSI_CHAP_SECRET_STORAGE 17
 
 #define ISCSI_CHAP_NAME_MAX_LEN   126
+#define ISCSI_CHAP_NAME_STORAGE   127
 
 #define ISID_CONFIGURABLE_MIN_LEN 6
 #define ISID_CONFIGURABLE_MAX_LEN 12
@@ -96,9 +97,9 @@ typedef struct {
   UINT8   TargetInfoFromDhcp;
 
   UINT8   CHAPType;
-  CHAR16  CHAPName[ISCSI_CHAP_NAME_MAX_LEN];
+  CHAR16  CHAPName[ISCSI_CHAP_NAME_STORAGE];
   CHAR16  CHAPSecret[ISCSI_CHAP_SECRET_STORAGE];
-  CHAR16  ReverseCHAPName[ISCSI_CHAP_NAME_MAX_LEN];
+  CHAR16  ReverseCHAPName[ISCSI_CHAP_NAME_STORAGE];
   CHAR16  ReverseCHAPSecret[ISCSI_CHAP_SECRET_STORAGE];
 
   CHAR16  IsId[ISID_CONFIGURABLE_STORAGE];

MdeModulePkg/Universal/Network/IScsiDxe/IScsiMisc.c

@@ -757,7 +757,19 @@ IScsiGetTcpConnDevicePath (
         ) {
 
       DPathNode->Ipv4.LocalPort       = 0;
-      DPathNode->Ipv4.StaticIpAddress = (BOOLEAN) (!Session->ConfigData.NvData.InitiatorInfoFromDhcp);
+      DPathNode->Ipv4.StaticIpAddress = 
+        (BOOLEAN) (!Session->ConfigData.NvData.InitiatorInfoFromDhcp);
+
+      IP4_COPY_ADDRESS (
+        &DPathNode->Ipv4.GatewayIpAddress,
+        &Session->ConfigData.NvData.Gateway
+        );
+
+      IP4_COPY_ADDRESS (
+        &DPathNode->Ipv4.SubnetMask,
+        &Session->ConfigData.NvData.SubnetMask
+        );
+
       break;
     }
 

MdeModulePkg/Universal/Network/IScsiDxe/IScsiProto.c

@@ -692,6 +692,14 @@ IScsiProcessLoginRsp (
   LoginRsp->MaxCmdSN  = NTOHL (LoginRsp->MaxCmdSN);
 
   if ((Conn->CurrentStage == ISCSI_SECURITY_NEGOTIATION) && (Conn->CHAPStep == ISCSI_CHAP_INITIAL)) {
+    //
+    // If the Login Request is a leading Login Request, the target MUST use
+    // the value presented in CmdSN as the target value for ExpCmdSN.
+    //
+    if ((Session->State == SESSION_STATE_FREE) && (Session->CmdSN != LoginRsp->ExpCmdSN)) {
+      return EFI_PROTOCOL_ERROR;
+    }
+
     //
     // It's the initial Login Response, initialize the local ExpStatSN, MaxCmdSN
     // and ExpCmdSN.

MdeModulePkg/Universal/Network/Tcp4Dxe/Tcp4Misc.c

@@ -1,7 +1,7 @@
 /** @file
   Misc support routines for tcp.
 
-Copyright (c) 2005 - 2010, Intel Corporation. All rights reserved.<BR>
+Copyright (c) 2005 - 2011, Intel Corporation. All rights reserved.<BR>
 This program and the accompanying materials
 are licensed and made available under the terms and conditions of the BSD License
 which accompanies this distribution.  The full text of the license may be found at
@@ -1115,6 +1115,8 @@ TcpInstallDevicePath (
     Tcb->UseDefaultAddr
     );
 
+  IP4_COPY_ADDRESS (&Ip4DPathNode.SubnetMask, &Tcb->SubnetMask);
+
   Sock->DevicePath = AppendDevicePathNode (
                        Sock->ParentDevicePath,
                        (EFI_DEVICE_PATH_PROTOCOL *) &Ip4DPathNode

MdePkg/Include/Protocol/DevicePath.h

@@ -598,10 +598,21 @@ typedef struct {
   ///
   UINT16                          Protocol;
   ///
-  /// 0x00 - The Source IP Address was assigned though DHCP.
+  /// 0x00 - The Local IP Address was manually configured.
-  /// 0x01 - The Source IP Address is statically bound.
+  /// 0x01 - The Local IP Address is assigned through IPv6
+  /// stateless auto-configuration.
+  /// 0x02 - The Local IP Address is assigned through IPv6
+  /// stateful configuration.
   ///
-  BOOLEAN                         StaticIpAddress;
+  UINT8                           IpAddressOrigin;
+  ///
+  /// The prefix length
+  ///
+  UINT8                           PrefixLength;
+  ///
+  /// The gateway IP address
+  ///
+  EFI_IPv6_ADDRESS                GatewayIpAddress;
 } IPv6_DEVICE_PATH;
 
 ///
@@ -750,6 +761,30 @@ typedef struct {
   UINT16                          RelativeTargetPort;
 } SAS_DEVICE_PATH;
 
+///
+/// Serial Attached SCSI (SAS) Ex Device Path SubType
+///
+#define MSG_SASEX_DP              0x16
+typedef struct {
+  EFI_DEVICE_PATH_PROTOCOL        Header;
+  ///
+  /// 8-byte array of the SAS Address for Serial Attached SCSI Target Port.
+  ///
+  UINT8                           SasAddress[8];
+  ///
+  /// 8-byte array of the SAS Logical Unit Number.
+  ///
+  UINT8                           Lun[8];
+  ///
+  /// More Information about the device and its interconnect.
+  ///
+  UINT16                          DeviceTopology;
+  ///
+  /// Relative Target Port (RTP).
+  ///
+  UINT16                          RelativeTargetPort;
+} SASEX_DEVICE_PATH;
+
 ///
 /// iSCSI Device Path SubType
 ///
@@ -1047,6 +1082,7 @@ typedef union {
   UART_DEVICE_PATH                           Uart;
   UART_FLOW_CONTROL_DEVICE_PATH              UartFlowControl;
   SAS_DEVICE_PATH                            Sas;
+  SASEX_DEVICE_PATH                          SasEx;
   HARDDRIVE_DEVICE_PATH                      HardDrive;
   CDROM_DEVICE_PATH                          CD;
 
@@ -1095,6 +1131,7 @@ typedef union {
   UART_DEVICE_PATH                           *Uart;
   UART_FLOW_CONTROL_DEVICE_PATH              *UartFlowControl;
   SAS_DEVICE_PATH                            *Sas;
+  SASEX_DEVICE_PATH                          *SasEx;
   HARDDRIVE_DEVICE_PATH                      *HardDrive;
   CDROM_DEVICE_PATH                          *CD;
 

NetworkPkg/IScsiDxe/IScsiMisc.c

@@ -1287,11 +1287,25 @@ IScsiGetTcpConnDevicePath (
     if (DevicePathType (&DPathNode->DevPath) == MESSAGING_DEVICE_PATH) {
       if (!Conn->Ipv6Flag && DevicePathSubType (&DPathNode->DevPath) == MSG_IPv4_DP) {
         DPathNode->Ipv4.LocalPort       = 0;
-        DPathNode->Ipv4.StaticIpAddress = (BOOLEAN) !Session->ConfigData->SessionConfigData.InitiatorInfoFromDhcp;
+
+        DPathNode->Ipv4.StaticIpAddress = 
+          (BOOLEAN) (!Session->ConfigData->SessionConfigData.InitiatorInfoFromDhcp);
+
+        IP4_COPY_ADDRESS (
+          &DPathNode->Ipv4.GatewayIpAddress,
+          &Session->ConfigData->SessionConfigData.Gateway
+          );
+
+        IP4_COPY_ADDRESS (
+          &DPathNode->Ipv4.SubnetMask,
+          &Session->ConfigData->SessionConfigData.SubnetMask
+          );
         break;
       } else if (Conn->Ipv6Flag && DevicePathSubType (&DPathNode->DevPath) == MSG_IPv6_DP) {
         DPathNode->Ipv6.LocalPort       = 0;
-        DPathNode->Ipv6.StaticIpAddress = (BOOLEAN) !Session->ConfigData->SessionConfigData.InitiatorInfoFromDhcp;
+        DPathNode->Ipv6.IpAddressOrigin = 0;
+        DPathNode->Ipv6.PrefixLength    = IP6_PREFIX_LENGTH;
+        ZeroMem (&DPathNode->Ipv6.GatewayIpAddress, sizeof (EFI_IPv6_ADDRESS));
         break;
       }
     }

NetworkPkg/TcpDxe/TcpMisc.c

@@ -1,7 +1,7 @@
 /** @file
   Misc support routines for TCP driver.
 
-  Copyright (c) 2009 - 2010, Intel Corporation. All rights reserved.<BR>
+  Copyright (c) 2009 - 2011, Intel Corporation. All rights reserved.<BR>
 
   This program and the accompanying materials
   are licensed and made available under the terms and conditions of the BSD License
@@ -1245,6 +1245,8 @@ TcpInstallDevicePath (
       Tcb->UseDefaultAddr
       );
 
+    IP4_COPY_ADDRESS (&Ip4DPathNode.SubnetMask, &Tcb->SubnetMask);
+
     DevicePath = (EFI_DEVICE_PATH_PROTOCOL *) &Ip4DPathNode;
   } else {
     NetLibCreateIPv6DPathNode (

NetworkPkg/UefiPxeBcDxe/PxeBcDriver.c

@@ -949,7 +949,7 @@ PxeBcCreateIp6Children (
   ZeroMem (&Ip6Node, sizeof (IPv6_DEVICE_PATH));
   Ip6Node.Header.Type     = MESSAGING_DEVICE_PATH;
   Ip6Node.Header.SubType  = MSG_IPv6_DP;
-  Ip6Node.StaticIpAddress = FALSE;
+  Ip6Node.PrefixLength    = IP6_PREFIX_LENGTH;
 
   SetDevicePathNodeLength (&Ip6Node.Header, sizeof (Ip6Node));