/** @file\r
iSCSI DHCP4 related configuration routines.\r
\r
-Copyright (c) 2004 - 2016, Intel Corporation. All rights reserved.<BR>\r
+Copyright (c) 2004 - 2018, Intel Corporation. All rights reserved.<BR>\r
This program and the accompanying materials\r
are licensed and made available under the terms and conditions of the BSD License\r
which accompanies this distribution. The full text of the license may be found at\r
IpMode = ConfigData->AutoConfigureMode;\r
}\r
\r
- Status = IScsiAsciiStrToIp (Field->Str, IpMode, &Ip);\r
- CopyMem (&ConfigNvData->TargetIp, &Ip, sizeof (EFI_IP_ADDRESS));\r
+ //\r
+ // Server name is expressed as domain name, just save it.\r
+ //\r
+ if ((!NET_IS_DIGIT (*(Field->Str))) && (*(Field->Str) != '[')) {\r
+ ConfigNvData->DnsMode = TRUE;\r
+ if (Field->Len > sizeof (ConfigNvData->TargetUrl)) {\r
+ return EFI_INVALID_PARAMETER;\r
+ }\r
+ CopyMem (&ConfigNvData->TargetUrl, Field->Str, Field->Len);\r
+ ConfigNvData->TargetUrl[Field->Len + 1] = '\0';\r
+ } else {\r
+ ConfigNvData->DnsMode = FALSE;\r
+ ZeroMem(ConfigNvData->TargetUrl, sizeof (ConfigNvData->TargetUrl));\r
+ Status = IScsiAsciiStrToIp (Field->Str, IpMode, &Ip);\r
+ CopyMem (&ConfigNvData->TargetIp, &Ip, sizeof (EFI_IP_ADDRESS));\r
\r
- if (EFI_ERROR (Status)) {\r
- goto ON_EXIT;\r
+ if (EFI_ERROR (Status)) {\r
+ goto ON_EXIT;\r
+ }\r
}\r
//\r
// Check the protocol type.\r
/**\r
The callback function registerd to the DHCP4 instance that is used to select\r
the qualified DHCP OFFER.\r
- \r
+\r
@param[in] This The DHCP4 protocol.\r
@param[in] Context The context set when configuring the DHCP4 protocol.\r
@param[in] CurrentState The current state of the DHCP4 protocol.\r
@param[in] Dhcp4Event The event occurs in the current state.\r
- @param[in] Packet The DHCP packet that is to be sent or was already received. \r
+ @param[in] Packet The DHCP packet that is to be sent or was already received.\r
@param[out] NewPacket The packet used to replace the above Packet.\r
- \r
+\r
@retval EFI_SUCCESS Either the DHCP OFFER is qualified or we're not intereseted\r
in the Dhcp4Event.\r
@retval EFI_NOT_READY The DHCP OFFER packet doesn't match our requirements.\r
break;\r
}\r
\r
- if ((Index == OptionCount)) {\r
+ if (Index == OptionCount) {\r
Status = EFI_NOT_READY;\r
}\r
\r
return Status;\r
}\r
\r
+/**\r
+ This function will switch the IP4 configuration policy to Static.\r
+\r
+ @param[in] Ip4Config2 Pointer to the IP4 configuration protocol.\r
+\r
+ @retval EFI_SUCCESS The policy is already configured to static.\r
+ @retval Others Other error as indicated.\r
+\r
+**/\r
+EFI_STATUS\r
+IScsiSetIp4Policy (\r
+ IN EFI_IP4_CONFIG2_PROTOCOL *Ip4Config2\r
+ )\r
+{\r
+ EFI_IP4_CONFIG2_POLICY Policy;\r
+ EFI_STATUS Status;\r
+ UINTN DataSize;\r
+\r
+ DataSize = sizeof (EFI_IP4_CONFIG2_POLICY);\r
+ Status = Ip4Config2->GetData (\r
+ Ip4Config2,\r
+ Ip4Config2DataTypePolicy,\r
+ &DataSize,\r
+ &Policy\r
+ );\r
+ if (EFI_ERROR (Status)) {\r
+ return Status;\r
+ }\r
+\r
+ if (Policy != Ip4Config2PolicyStatic) {\r
+ Policy = Ip4Config2PolicyStatic;\r
+ Status= Ip4Config2->SetData (\r
+ Ip4Config2,\r
+ Ip4Config2DataTypePolicy,\r
+ sizeof (EFI_IP4_CONFIG2_POLICY),\r
+ &Policy\r
+ );\r
+ if (EFI_ERROR (Status)) {\r
+ return Status;\r
+ }\r
+ }\r
+\r
+ return EFI_SUCCESS;\r
+}\r
\r
/**\r
Parse the DHCP ACK to get the address configuration and DNS information.\r
)\r
{\r
EFI_HANDLE Dhcp4Handle;\r
+ EFI_IP4_CONFIG2_PROTOCOL *Ip4Config2;\r
EFI_DHCP4_PROTOCOL *Dhcp4;\r
EFI_STATUS Status;\r
EFI_DHCP4_PACKET_OPTION *ParaList;\r
EFI_DHCP4_CONFIG_DATA Dhcp4ConfigData;\r
ISCSI_SESSION_CONFIG_NVDATA *NvData;\r
- BOOLEAN MediaPresent;\r
+ EFI_STATUS MediaStatus;\r
\r
Dhcp4Handle = NULL;\r
+ Ip4Config2 = NULL;\r
Dhcp4 = NULL;\r
ParaList = NULL;\r
\r
//\r
// Check media status before doing DHCP.\r
//\r
- MediaPresent = TRUE;\r
- NetLibDetectMedia (Controller, &MediaPresent);\r
- if (!MediaPresent) {\r
+ MediaStatus = EFI_SUCCESS;\r
+ NetLibDetectMediaWaitTimeout (Controller, ISCSI_CHECK_MEDIA_GET_DHCP_WAITING_TIME, &MediaStatus);\r
+ if (MediaStatus!= EFI_SUCCESS) {\r
+ AsciiPrint ("\n Error: Could not detect network connection.\n");\r
return EFI_NO_MEDIA;\r
}\r
\r
+ //\r
+ // DHCP4 service allows only one of its children to be configured in\r
+ // the active state, If the DHCP4 D.O.R.A started by IP4 auto\r
+ // configuration and has not been completed, the Dhcp4 state machine\r
+ // will not be in the right state for the iSCSI to start a new round D.O.R.A.\r
+ // So, we need to switch it's policy to static.\r
+ //\r
+ Status = gBS->HandleProtocol (Controller, &gEfiIp4Config2ProtocolGuid, (VOID **) &Ip4Config2);\r
+ if (!EFI_ERROR (Status)) {\r
+ Status = IScsiSetIp4Policy (Ip4Config2);\r
+ if (EFI_ERROR (Status)) {\r
+ return Status;\r
+ }\r
+ }\r
+\r
//\r
// Create a DHCP4 child instance and get the protocol.\r
//\r