/** @file\r
+ Implementation of Managed Network Protocol private services.\r
\r
-Copyright (c) 2005 - 2007, Intel Corporation\r
-All rights reserved. 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
-http://opensource.org/licenses/bsd-license.php\r
+Copyright (c) 2005 - 2008, Intel Corporation. <BR> \r
+All rights reserved. This program and the accompanying materials are licensed \r
+and made available under the terms and conditions of the BSD License which \r
+accompanies this distribution. The full text of the license may be found at \r
+http://opensource.org/licenses/bsd-license.php \r
\r
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
\r
-Module Name:\r
-\r
- MnpConfig.c\r
-\r
-Abstract:\r
-\r
- Implementation of Managed Network Protocol private services.\r
-\r
-\r
**/\r
\r
\r
FALSE\r
};\r
\r
-STATIC\r
-EFI_STATUS\r
-MnpAddFreeNbuf (\r
- IN MNP_SERVICE_DATA *MnpServiceData,\r
- IN UINTN Count\r
- );\r
-\r
-STATIC\r
-EFI_STATUS\r
-MnpStartSnp (\r
- IN EFI_SIMPLE_NETWORK_PROTOCOL *Snp\r
- );\r
-\r
-STATIC\r
-EFI_STATUS\r
-MnpStopSnp (\r
- IN EFI_SIMPLE_NETWORK_PROTOCOL *Snp\r
- );\r
+/**\r
+ Configure the Snp receive filters according to the instances' receive filter\r
+ settings.\r
\r
-STATIC\r
-EFI_STATUS\r
-MnpStart (\r
- IN MNP_SERVICE_DATA *MnpServiceData,\r
- IN BOOLEAN IsConfigUpdate,\r
- IN BOOLEAN EnableSystemPoll\r
- );\r
+ @param MnpServiceData Pointer to the mnp service context data.\r
\r
-STATIC\r
-EFI_STATUS\r
-MnpStop (\r
- IN MNP_SERVICE_DATA *MnpServiceData\r
- );\r
+ @retval EFI_SUCCESS The receive filters is configured.\r
+ @retval EFI_OUT_OF_RESOURCES The receive filters can't be configured due to \r
+ lack of memory resource.\r
\r
-STATIC\r
+**/\r
EFI_STATUS\r
MnpConfigReceiveFilters (\r
IN MNP_SERVICE_DATA *MnpServiceData\r
- );\r
+ )\r
+{\r
+ EFI_STATUS Status;\r
+ EFI_SIMPLE_NETWORK_PROTOCOL *Snp;\r
+ EFI_MAC_ADDRESS *MCastFilter;\r
+ UINT32 MCastFilterCnt;\r
+ UINT32 EnableFilterBits;\r
+ UINT32 DisableFilterBits;\r
+ BOOLEAN ResetMCastFilters;\r
+ LIST_ENTRY *Entry;\r
+ UINT32 Index;\r
+ MNP_GROUP_ADDRESS *GroupAddress;\r
\r
-STATIC\r
-EFI_STATUS\r
-MnpGroupOpAddCtrlBlk (\r
- IN MNP_INSTANCE_DATA *Instance,\r
- IN MNP_GROUP_CONTROL_BLOCK *CtrlBlk,\r
- IN MNP_GROUP_ADDRESS *GroupAddress OPTIONAL,\r
- IN EFI_MAC_ADDRESS *MacAddress,\r
- IN UINT32 HwAddressSize\r
- );\r
+ NET_CHECK_SIGNATURE (MnpServiceData, MNP_SERVICE_DATA_SIGNATURE);\r
\r
-STATIC\r
-BOOLEAN\r
-MnpGroupOpDelCtrlBlk (\r
- IN MNP_INSTANCE_DATA *Instance,\r
- IN MNP_GROUP_CONTROL_BLOCK *CtrlBlk\r
+ Snp = MnpServiceData->Snp;\r
+\r
+ //\r
+ // Initialize the enable filter and disable filter.\r
+ //\r
+ EnableFilterBits = 0;\r
+ DisableFilterBits = Snp->Mode->ReceiveFilterMask;\r
+\r
+ if (MnpServiceData->UnicastCount != 0) {\r
+ //\r
+ // Enable unicast if any instance wants to receive unicast.\r
+ //\r
+ EnableFilterBits |= EFI_SIMPLE_NETWORK_RECEIVE_UNICAST;\r
+ }\r
+\r
+ if (MnpServiceData->BroadcastCount != 0) {\r
+ //\r
+ // Enable broadcast if any instance wants to receive broadcast.\r
+ //\r
+ EnableFilterBits |= EFI_SIMPLE_NETWORK_RECEIVE_BROADCAST;\r
+ }\r
+\r
+ MCastFilter = NULL;\r
+ MCastFilterCnt = 0;\r
+ ResetMCastFilters = TRUE;\r
+\r
+ if ((MnpServiceData->MulticastCount != 0) && (MnpServiceData->GroupAddressCount != 0)) {\r
+ //\r
+ // There are instances configured to receive multicast and already some group\r
+ // addresses are joined.\r
+ //\r
+\r
+ ResetMCastFilters = FALSE;\r
+\r
+ if (MnpServiceData->GroupAddressCount <= Snp->Mode->MaxMCastFilterCount) {\r
+ //\r
+ // The joind group address is less than simple network's maximum count.\r
+ // Just configure the snp to do the multicast filtering.\r
+ //\r
+\r
+ EnableFilterBits |= EFI_SIMPLE_NETWORK_RECEIVE_MULTICAST;\r
+\r
+ //\r
+ // Allocate pool for the mulicast addresses.\r
+ //\r
+ MCastFilterCnt = MnpServiceData->GroupAddressCount;\r
+ MCastFilter = AllocatePool (sizeof (EFI_MAC_ADDRESS) * MCastFilterCnt);\r
+ if (MCastFilter == NULL) {\r
+\r
+ DEBUG ((EFI_D_ERROR, "MnpConfigReceiveFilters: Failed to allocate memory resource for MCastFilter.\n"));\r
+ return EFI_OUT_OF_RESOURCES;\r
+ }\r
+\r
+ //\r
+ // Fill the multicast HW address buffer.\r
+ //\r
+ Index = 0;\r
+ NET_LIST_FOR_EACH (Entry, &MnpServiceData->GroupAddressList) {\r
+\r
+ GroupAddress = NET_LIST_USER_STRUCT (Entry, MNP_GROUP_ADDRESS, AddrEntry);\r
+ CopyMem (MCastFilter + Index, &GroupAddress->Address, sizeof (*(MCastFilter + Index)));\r
+ Index++;\r
+\r
+ ASSERT (Index <= MCastFilterCnt);\r
+ }\r
+ } else {\r
+ //\r
+ // The maximum multicast is reached, set the filter to be promiscuous\r
+ // multicast.\r
+ //\r
+\r
+ if (Snp->Mode->ReceiveFilterMask & EFI_SIMPLE_NETWORK_RECEIVE_PROMISCUOUS_MULTICAST) {\r
+ EnableFilterBits |= EFI_SIMPLE_NETWORK_RECEIVE_PROMISCUOUS_MULTICAST;\r
+ } else {\r
+ //\r
+ // Either MULTICAST or PROMISCUOUS_MULTICAST is not supported by Snp,\r
+ // set the NIC to be promiscuous although this will tremendously degrade\r
+ // the performance.\r
+ //\r
+ EnableFilterBits |= EFI_SIMPLE_NETWORK_RECEIVE_PROMISCUOUS;\r
+ }\r
+ }\r
+ }\r
+\r
+ if (MnpServiceData->PromiscuousCount != 0) {\r
+ //\r
+ // Enable promiscuous if any instance wants to receive promiscuous.\r
+ //\r
+ EnableFilterBits |= EFI_SIMPLE_NETWORK_RECEIVE_PROMISCUOUS;\r
+ }\r
+\r
+ //\r
+ // Set the disable filter.\r
+ //\r
+ DisableFilterBits ^= EnableFilterBits;\r
+\r
+ //\r
+ // Configure the receive filters of SNP.\r
+ //\r
+ Status = Snp->ReceiveFilters (\r
+ Snp,\r
+ EnableFilterBits,\r
+ DisableFilterBits,\r
+ ResetMCastFilters,\r
+ MCastFilterCnt,\r
+ MCastFilter\r
+ );\r
+ DEBUG_CODE (\r
+ if (EFI_ERROR (Status)) {\r
+\r
+ DEBUG (\r
+ (EFI_D_ERROR,\r
+ "MnpConfigReceiveFilters: Snp->ReceiveFilters failed, %r.\n",\r
+ Status)\r
+ );\r
+ }\r
);\r
\r
+ if (MCastFilter != NULL) {\r
+ //\r
+ // Free the buffer used to hold the group addresses.\r
+ //\r
+ gBS->FreePool (MCastFilter);\r
+ }\r
+\r
+ return Status;\r
+}\r
\r
/**\r
- Add some NET_BUF into MnpServiceData->FreeNbufQue. The buffer length of\r
- the NET_BUF is specified by MnpServiceData->BufferLength.\r
+ Add Count of net buffers to MnpServiceData->FreeNbufQue. The length of the net\r
+ buffer is specified by MnpServiceData->BufferLength. \r
\r
@param MnpServiceData Pointer to the MNP_SERVICE_DATA.\r
@param Count Number of NET_BUFFERs to add.\r
\r
- @retval EFI_SUCCESS The specified amount of NET_BUFs are allocated and\r
- added into MnpServiceData->FreeNbufQue.\r
+ @retval EFI_SUCCESS The specified amount of NET_BUFs are allocated \r
+ and added to MnpServiceData->FreeNbufQue.\r
@retval EFI_OUT_OF_RESOURCES Failed to allocate a NET_BUF structure.\r
\r
**/\r
-STATIC\r
EFI_STATUS\r
MnpAddFreeNbuf (\r
IN MNP_SERVICE_DATA *MnpServiceData,\r
\r
@param MnpServiceData Pointer to the MNP_SERVICE_DATA.\r
\r
- @return Pointer to the allocated free NET_BUF structure, if NULL the operation is failed.\r
+ @return Pointer to the allocated free NET_BUF structure, if NULL the \r
+ operation is failed.\r
\r
**/\r
NET_BUF *\r
@param MnpServiceData Pointer to the mnp service context data.\r
@param Nbuf Pointer to the NET_BUF to free.\r
\r
- @return None.\r
-\r
**/\r
VOID\r
MnpFreeNbuf (\r
Initialize the mnp service context data.\r
\r
@param MnpServiceData Pointer to the mnp service context data.\r
- @param Snp Pointer to the simple network protocol.\r
+ @param ImageHandle The driver image handle.\r
+ @param ControllerHandle Handle of device to bind driver to.\r
\r
@retval EFI_SUCCESS The mnp service context is initialized.\r
@retval Other Some error occurs.\r
Flush the mnp service context data.\r
\r
@param MnpServiceData Pointer to the mnp service context data.\r
-\r
- @return None.\r
+ @param ImageHandle The driver image handle.\r
\r
**/\r
VOID\r
MnpFlushServiceData (\r
- MNP_SERVICE_DATA *MnpServiceData\r
+ IN MNP_SERVICE_DATA *MnpServiceData,\r
+ IN EFI_HANDLE ImageHandle\r
)\r
{\r
NET_CHECK_SIGNATURE (MnpServiceData, MNP_SERVICE_DATA_SIGNATURE);\r
DEBUG ((EFI_D_WARN, "MnpFlushServiceData: Memory leak, MnpServiceData->NbufCnt != 0.\n"));\r
}\r
);\r
+\r
+ //\r
+ // Close the Simple Network Protocol.\r
+ //\r
+ gBS->CloseProtocol (\r
+ MnpServiceData->ControllerHandle,\r
+ &gEfiSimpleNetworkProtocolGuid,\r
+ ImageHandle,\r
+ MnpServiceData->ControllerHandle\r
+ );\r
}\r
\r
\r
@param Instance Pointer to the mnp instance context data to\r
initialize.\r
\r
- @return None.\r
-\r
**/\r
VOID\r
MnpInitializeInstanceData (\r
return EFI_SUCCESS;\r
}\r
\r
-\r
/**\r
Cancel the token specified by Arg if it matches the token in Item.\r
\r
- @param Map Pointer to the NET_MAP.\r
- @param Item Pointer to the NET_MAP_ITEM\r
- @param Arg Pointer to the Arg, it's a pointer to the token to\r
- cancel.\r
+ @param Map Pointer to the NET_MAP.\r
+ @param Item Pointer to the NET_MAP_ITEM\r
+ @param Arg Pointer to the Arg, it's a pointer to the token to \r
+ cancel.\r
\r
- @retval EFI_SUCCESS The Arg is NULL, and the token in Item is\r
- cancelled, or the Arg isn't NULL, and the token in\r
- Item is different from the Arg.\r
- @retval EFI_ABORTED The Arg isn't NULL, the token in Item mathces the\r
- Arg, and the token is cancelled.\r
+ @retval EFI_SUCCESS The Arg is NULL, and the token in Item is cancelled, \r
+ or the Arg isn't NULL, and the token in Item is\r
+ different from the Arg.\r
+ @retval EFI_ABORTED The Arg isn't NULL, the token in Item mathces the\r
+ Arg, and the token is cancelled.\r
\r
**/\r
EFI_STATUS\r
MnpCancelTokens (\r
- IN NET_MAP *Map,\r
+ IN OUT NET_MAP *Map,\r
IN NET_MAP_ITEM *Item,\r
IN VOID *Arg\r
)\r
@retval Other Some error occurs.\r
\r
**/\r
-STATIC\r
EFI_STATUS\r
MnpStartSnp (\r
IN EFI_SIMPLE_NETWORK_PROTOCOL *Snp\r
@retval Other Some error occurs.\r
\r
**/\r
-STATIC\r
EFI_STATUS\r
MnpStopSnp (\r
IN EFI_SIMPLE_NETWORK_PROTOCOL *Snp\r
\r
@param MnpServiceData Pointer to the mnp service context data.\r
@param IsConfigUpdate The instance is reconfigured or it's the first time\r
- the instanced is configured.\r
+ the instanced is configured.\r
@param EnableSystemPoll Enable the system polling or not.\r
\r
@retval EFI_SUCCESS The managed network is started and some\r
@retval Other Some error occurs.\r
\r
**/\r
-STATIC\r
EFI_STATUS\r
MnpStart (\r
IN MNP_SERVICE_DATA *MnpServiceData,\r
@retval Other Some error occurs.\r
\r
**/\r
-STATIC\r
EFI_STATUS\r
MnpStop (\r
IN MNP_SERVICE_DATA *MnpServiceData\r
\r
@param Instance Pointer to the mnp instance context data.\r
\r
- @return None.\r
-\r
**/\r
VOID\r
MnpFlushRcvdDataQueue (\r
}\r
\r
\r
-/**\r
- Configure the Snp receive filters according to the instances' receive filter\r
- settings.\r
-\r
- @param MnpServiceData Pointer to the mnp service context data.\r
-\r
- @retval EFI_SUCCESS The receive filters is configured.\r
- @retval EFI_OUT_OF_RESOURCES The receive filters can't be configured due to lack\r
- of memory resource.\r
-\r
-**/\r
-STATIC\r
-EFI_STATUS\r
-MnpConfigReceiveFilters (\r
- IN MNP_SERVICE_DATA *MnpServiceData\r
- )\r
-{\r
- EFI_STATUS Status;\r
- EFI_SIMPLE_NETWORK_PROTOCOL *Snp;\r
- EFI_MAC_ADDRESS *MCastFilter;\r
- UINT32 MCastFilterCnt;\r
- UINT32 EnableFilterBits;\r
- UINT32 DisableFilterBits;\r
- BOOLEAN ResetMCastFilters;\r
- LIST_ENTRY *Entry;\r
- UINT32 Index;\r
- MNP_GROUP_ADDRESS *GroupAddress;\r
-\r
- NET_CHECK_SIGNATURE (MnpServiceData, MNP_SERVICE_DATA_SIGNATURE);\r
-\r
- Snp = MnpServiceData->Snp;\r
-\r
- //\r
- // Initialize the enable filter and disable filter.\r
- //\r
- EnableFilterBits = 0;\r
- DisableFilterBits = Snp->Mode->ReceiveFilterMask;\r
-\r
- if (MnpServiceData->UnicastCount != 0) {\r
- //\r
- // Enable unicast if any instance wants to receive unicast.\r
- //\r
- EnableFilterBits |= EFI_SIMPLE_NETWORK_RECEIVE_UNICAST;\r
- }\r
-\r
- if (MnpServiceData->BroadcastCount != 0) {\r
- //\r
- // Enable broadcast if any instance wants to receive broadcast.\r
- //\r
- EnableFilterBits |= EFI_SIMPLE_NETWORK_RECEIVE_BROADCAST;\r
- }\r
-\r
- MCastFilter = NULL;\r
- MCastFilterCnt = 0;\r
- ResetMCastFilters = TRUE;\r
-\r
- if ((MnpServiceData->MulticastCount != 0) && (MnpServiceData->GroupAddressCount != 0)) {\r
- //\r
- // There are instances configured to receive multicast and already some group\r
- // addresses are joined.\r
- //\r
-\r
- ResetMCastFilters = FALSE;\r
-\r
- if (MnpServiceData->GroupAddressCount <= Snp->Mode->MaxMCastFilterCount) {\r
- //\r
- // The joind group address is less than simple network's maximum count.\r
- // Just configure the snp to do the multicast filtering.\r
- //\r
-\r
- EnableFilterBits |= EFI_SIMPLE_NETWORK_RECEIVE_MULTICAST;\r
-\r
- //\r
- // Allocate pool for the mulicast addresses.\r
- //\r
- MCastFilterCnt = MnpServiceData->GroupAddressCount;\r
- MCastFilter = AllocatePool (sizeof (EFI_MAC_ADDRESS) * MCastFilterCnt);\r
- if (MCastFilter == NULL) {\r
-\r
- DEBUG ((EFI_D_ERROR, "MnpConfigReceiveFilters: Failed to allocate memory resource for MCastFilter.\n"));\r
- return EFI_OUT_OF_RESOURCES;\r
- }\r
-\r
- //\r
- // Fill the multicast HW address buffer.\r
- //\r
- Index = 0;\r
- NET_LIST_FOR_EACH (Entry, &MnpServiceData->GroupAddressList) {\r
-\r
- GroupAddress = NET_LIST_USER_STRUCT (Entry, MNP_GROUP_ADDRESS, AddrEntry);\r
- CopyMem (MCastFilter + Index, &GroupAddress->Address, sizeof (*(MCastFilter + Index)));\r
- Index++;\r
-\r
- ASSERT (Index <= MCastFilterCnt);\r
- }\r
- } else {\r
- //\r
- // The maximum multicast is reached, set the filter to be promiscuous\r
- // multicast.\r
- //\r
-\r
- if (Snp->Mode->ReceiveFilterMask & EFI_SIMPLE_NETWORK_RECEIVE_PROMISCUOUS_MULTICAST) {\r
- EnableFilterBits |= EFI_SIMPLE_NETWORK_RECEIVE_PROMISCUOUS_MULTICAST;\r
- } else {\r
- //\r
- // Either MULTICAST or PROMISCUOUS_MULTICAST is not supported by Snp,\r
- // set the NIC to be promiscuous although this will tremendously degrade\r
- // the performance.\r
- //\r
- EnableFilterBits |= EFI_SIMPLE_NETWORK_RECEIVE_PROMISCUOUS;\r
- }\r
- }\r
- }\r
-\r
- if (MnpServiceData->PromiscuousCount != 0) {\r
- //\r
- // Enable promiscuous if any instance wants to receive promiscuous.\r
- //\r
- EnableFilterBits |= EFI_SIMPLE_NETWORK_RECEIVE_PROMISCUOUS;\r
- }\r
-\r
- //\r
- // Set the disable filter.\r
- //\r
- DisableFilterBits ^= EnableFilterBits;\r
-\r
- //\r
- // Configure the receive filters of SNP.\r
- //\r
- Status = Snp->ReceiveFilters (\r
- Snp,\r
- EnableFilterBits,\r
- DisableFilterBits,\r
- ResetMCastFilters,\r
- MCastFilterCnt,\r
- MCastFilter\r
- );\r
- DEBUG_CODE (\r
- if (EFI_ERROR (Status)) {\r
-\r
- DEBUG (\r
- (EFI_D_ERROR,\r
- "MnpConfigReceiveFilters: Snp->ReceiveFilters failed, %r.\n",\r
- Status)\r
- );\r
- }\r
- );\r
-\r
- if (MCastFilter != NULL) {\r
- //\r
- // Free the buffer used to hold the group addresses.\r
- //\r
- gBS->FreePool (MCastFilter);\r
- }\r
-\r
- return Status;\r
-}\r
-\r
\r
/**\r
Add a group address control block which controls the MacAddress for\r
@retval EFI_OUT_OF_RESOURCE Failed due to lack of memory resources.\r
\r
**/\r
-STATIC\r
EFI_STATUS\r
MnpGroupOpAddCtrlBlk (\r
IN MNP_INSTANCE_DATA *Instance,\r
@return The group address controlled by the control block is no longer used or not.\r
\r
**/\r
-STATIC\r
BOOLEAN\r
MnpGroupOpDelCtrlBlk (\r
IN MNP_INSTANCE_DATA *Instance,\r
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