/** @file\r
- Implementation of driver entry point and driver binding protocol.\r
+ Implementation of driver entry point and driver binding protocol.\r
\r
-Copyright (c) 2005 - 2008, Intel Corporation.<BR>\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
+Copyright (c) 2005 - 2012, Intel Corporation. All rights reserved.<BR>\r
+This program and the accompanying materials\r
+are licensed and made available under the terms and conditions\r
+of the BSD License which accompanies this distribution. The full\r
+text of the license may be found at<BR>\r
http://opensource.org/licenses/bsd-license.php\r
\r
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
\r
#include "MnpDriver.h"\r
#include "MnpImpl.h"\r
-\r
+#include "MnpVlan.h"\r
\r
EFI_DRIVER_BINDING_PROTOCOL gMnpDriverBinding = {\r
MnpDriverBindingSupported,\r
NULL\r
};\r
\r
+/**\r
+ Callback function which provided by user to remove one node in NetDestroyLinkList process.\r
+ \r
+ @param[in] Entry The entry to be removed.\r
+ @param[in] Context Pointer to the callback context corresponds to the Context in NetDestroyLinkList.\r
+\r
+ @retval EFI_SUCCESS The entry has been removed successfully.\r
+ @retval Others Fail to remove the entry.\r
+\r
+**/\r
+EFI_STATUS\r
+EFIAPI\r
+MnpDestroyServiceDataEntry (\r
+ IN LIST_ENTRY *Entry,\r
+ IN VOID *Context\r
+ )\r
+{\r
+ MNP_SERVICE_DATA *MnpServiceData;\r
+ \r
+ MnpServiceData = MNP_SERVICE_DATA_FROM_LINK (Entry);\r
+ return MnpDestroyServiceData (MnpServiceData);\r
+}\r
+\r
+/**\r
+ Callback function which provided by user to remove one node in NetDestroyLinkList process.\r
+ \r
+ @param[in] Entry The entry to be removed.\r
+ @param[in] Context Pointer to the callback context corresponds to the Context in NetDestroyLinkList.\r
+\r
+ @retval EFI_SUCCESS The entry has been removed successfully.\r
+ @retval Others Fail to remove the entry.\r
+\r
+**/\r
+EFI_STATUS\r
+EFIAPI\r
+MnpDestroyServiceChildEntry (\r
+ IN LIST_ENTRY *Entry,\r
+ IN VOID *Context\r
+ )\r
+{\r
+ MNP_SERVICE_DATA *MnpServiceData;\r
+\r
+ MnpServiceData = MNP_SERVICE_DATA_FROM_LINK (Entry);\r
+ return MnpDestroyServiceChild (MnpServiceData);\r
+}\r
+\r
/**\r
Test to see if this driver supports ControllerHandle. This service\r
is called by the EFI boot service ConnectController(). In\r
follow these calling restrictions. If any other agent wishes to call\r
Supported() it must also follow these calling restrictions.\r
\r
- @param[in] This Protocol instance pointer.\r
- @param[in] ControllerHandle Handle of device to test\r
- @param[in] RemainingDevicePath Optional parameter use to pick a specific child\r
- device to start.\r
+ @param[in] This Protocol instance pointer.\r
+ @param[in] ControllerHandle Handle of device to test.\r
+ @param[in] RemainingDevicePath Optional parameter use to pick a specific\r
+ child device to start.\r
\r
- @retval EFI_SUCCESS This driver supports this device\r
- @retval EFI_ALREADY_STARTED This driver is already running on this device\r
- @retval other This driver does not support this device\r
+ @retval EFI_SUCCESS This driver supports this device.\r
+ @retval EFI_ALREADY_STARTED This driver is already running on this device.\r
+ @retval Others This driver does not support this device.\r
\r
**/\r
EFI_STATUS\r
EFIAPI\r
MnpDriverBindingSupported (\r
- IN EFI_DRIVER_BINDING_PROTOCOL *This,\r
- IN EFI_HANDLE ControllerHandle,\r
- IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath OPTIONAL\r
+ IN EFI_DRIVER_BINDING_PROTOCOL *This,\r
+ IN EFI_HANDLE ControllerHandle,\r
+ IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath OPTIONAL\r
)\r
{\r
EFI_STATUS Status;\r
EFI_SIMPLE_NETWORK_PROTOCOL *Snp;\r
\r
- //\r
- // Test to see if MNP is already installed.\r
- //\r
- Status = gBS->OpenProtocol (\r
- ControllerHandle,\r
- &gEfiManagedNetworkServiceBindingProtocolGuid,\r
- NULL,\r
- This->DriverBindingHandle,\r
- ControllerHandle,\r
- EFI_OPEN_PROTOCOL_TEST_PROTOCOL\r
- );\r
- if (!EFI_ERROR (Status)) {\r
- return EFI_ALREADY_STARTED;\r
- }\r
-\r
//\r
// Test to open the Simple Network protocol BY_DRIVER.\r
//\r
ControllerHandle,\r
EFI_OPEN_PROTOCOL_BY_DRIVER\r
);\r
-\r
if (EFI_ERROR (Status)) {\r
return Status;\r
}\r
\r
/**\r
Start this driver on ControllerHandle. This service is called by the\r
- EFI boot service ConnectController(). In order to make\r
- drivers as small as possible, there are a few calling restrictions for\r
- this service. ConnectController() must follow these\r
- calling restrictions. If any other agent wishes to call Start() it\r
- must also follow these calling restrictions.\r
+ EFI boot service ConnectController(). In order to make drivers as small\r
+ as possible, there are a few calling restrictions for this service.\r
+ ConnectController() must follow these calling restrictions. If any other\r
+ agent wishes to call Start() it must also follow these calling restrictions.\r
\r
- @param[in] This Protocol instance pointer.\r
- @param[in] ControllerHandle Handle of device to bind driver to.\r
- @param[in] RemainingDevicePath Optional parameter use to pick a specific child\r
- device to start.\r
+ @param[in] This Protocol instance pointer.\r
+ @param[in] ControllerHandle Handle of device to bind driver to.\r
+ @param[in] RemainingDevicePath Optional parameter use to pick a specific\r
+ child device to start.\r
\r
- @retval EFI_SUCCESS This driver is added to ControllerHandle\r
- @retval EFI_ALREADY_STARTED This driver is already running on ControllerHandle\r
- @retval other This driver does not support this device\r
+ @retval EFI_SUCCESS This driver is added to ControllerHandle.\r
+ @retval EFI_ALREADY_STARTED This driver is already running on ControllerHandle.\r
+ @retval EFI_OUT_OF_RESOURCES Failed to allocate memory for Mnp Service Data.\r
+ @retval Others This driver does not support this device.\r
\r
**/\r
EFI_STATUS\r
EFIAPI\r
MnpDriverBindingStart (\r
- IN EFI_DRIVER_BINDING_PROTOCOL *This,\r
- IN EFI_HANDLE ControllerHandle,\r
- IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath OPTIONAL\r
+ IN EFI_DRIVER_BINDING_PROTOCOL *This,\r
+ IN EFI_HANDLE ControllerHandle,\r
+ IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath OPTIONAL\r
)\r
{\r
EFI_STATUS Status;\r
MNP_SERVICE_DATA *MnpServiceData;\r
- BOOLEAN MnpInitialized;\r
+ MNP_DEVICE_DATA *MnpDeviceData;\r
+ LIST_ENTRY *Entry;\r
+ VLAN_TCI *VlanVariable;\r
+ UINTN NumberOfVlan;\r
+ UINTN Index;\r
\r
- MnpInitialized = FALSE;\r
+ VlanVariable = NULL;\r
\r
- MnpServiceData = AllocateZeroPool (sizeof (MNP_SERVICE_DATA));\r
- if (MnpServiceData == NULL) {\r
- DEBUG ((EFI_D_ERROR, "MnpDriverBindingStart(): Failed to allocate the Mnp Service Data.\n"));\r
+ //\r
+ // Initialize the Mnp Device Data\r
+ //\r
+ MnpDeviceData = AllocateZeroPool (sizeof (MNP_DEVICE_DATA));\r
+ if (MnpDeviceData == NULL) {\r
+ DEBUG ((EFI_D_ERROR, "MnpDriverBindingStart(): Failed to allocate the Mnp Device Data.\n"));\r
\r
return EFI_OUT_OF_RESOURCES;\r
}\r
\r
- //\r
- // Initialize the Mnp Service Data.\r
- //\r
- Status = MnpInitializeServiceData (MnpServiceData, This->DriverBindingHandle, ControllerHandle);\r
+ Status = MnpInitializeDeviceData (MnpDeviceData, This->DriverBindingHandle, ControllerHandle);\r
if (EFI_ERROR (Status)) {\r
+ DEBUG ((EFI_D_ERROR, "MnpDriverBindingStart: MnpInitializeDeviceData failed, %r.\n", Status));\r
\r
- DEBUG ((EFI_D_ERROR, "MnpDriverBindingStart: MnpInitializeServiceData failed, %r.\n",Status));\r
- goto ErrorExit;\r
+ FreePool (MnpDeviceData);\r
+ return Status;\r
}\r
\r
- MnpInitialized = TRUE;\r
+ //\r
+ // Check whether NIC driver has already produced VlanConfig protocol\r
+ //\r
+ Status = gBS->OpenProtocol (\r
+ ControllerHandle,\r
+ &gEfiVlanConfigProtocolGuid,\r
+ NULL,\r
+ This->DriverBindingHandle,\r
+ ControllerHandle,\r
+ EFI_OPEN_PROTOCOL_TEST_PROTOCOL\r
+ );\r
+ if (!EFI_ERROR (Status)) {\r
+ //\r
+ // NIC hardware already implement VLAN,\r
+ // no need to provide software VLAN implementation in MNP driver\r
+ //\r
+ MnpDeviceData->NumberOfVlan = 0;\r
+ ZeroMem (&MnpDeviceData->VlanConfig, sizeof (EFI_VLAN_CONFIG_PROTOCOL));\r
+ MnpServiceData = MnpCreateServiceData (MnpDeviceData, 0, 0);\r
+ Status = (MnpServiceData != NULL) ? EFI_SUCCESS : EFI_OUT_OF_RESOURCES;\r
+ goto Exit;\r
+ }\r
\r
//\r
- // Install the MNP Service Binding Protocol.\r
+ // Install VLAN Config Protocol\r
//\r
Status = gBS->InstallMultipleProtocolInterfaces (\r
&ControllerHandle,\r
- &gEfiManagedNetworkServiceBindingProtocolGuid,\r
- &MnpServiceData->ServiceBinding,\r
+ &gEfiVlanConfigProtocolGuid,\r
+ &MnpDeviceData->VlanConfig,\r
NULL\r
);\r
+ if (EFI_ERROR (Status)) {\r
+ goto Exit;\r
+ }\r
\r
-ErrorExit:\r
+ //\r
+ // Get current VLAN configuration from EFI Variable\r
+ //\r
+ NumberOfVlan = 0;\r
+ Status = MnpGetVlanVariable (MnpDeviceData, &NumberOfVlan, &VlanVariable);\r
+ if (EFI_ERROR (Status)) {\r
+ //\r
+ // No VLAN is set, create a default MNP service data for untagged frame\r
+ //\r
+ MnpDeviceData->NumberOfVlan = 0;\r
+ MnpServiceData = MnpCreateServiceData (MnpDeviceData, 0, 0);\r
+ Status = (MnpServiceData != NULL) ? EFI_SUCCESS : EFI_OUT_OF_RESOURCES;\r
+ goto Exit;\r
+ }\r
+\r
+ //\r
+ // Create MNP service data for each VLAN\r
+ //\r
+ MnpDeviceData->NumberOfVlan = NumberOfVlan;\r
+ for (Index = 0; Index < NumberOfVlan; Index++) {\r
+ MnpServiceData = MnpCreateServiceData (\r
+ MnpDeviceData,\r
+ VlanVariable[Index].Bits.Vid,\r
+ (UINT8) VlanVariable[Index].Bits.Priority\r
+ );\r
+\r
+ if (MnpServiceData == NULL) {\r
+ Status = EFI_OUT_OF_RESOURCES;\r
+\r
+ goto Exit;\r
+ }\r
+ }\r
+\r
+Exit:\r
+ if (VlanVariable != NULL) {\r
+ FreePool (VlanVariable);\r
+ }\r
\r
if (EFI_ERROR (Status)) {\r
+ //\r
+ // Destroy all MNP service data\r
+ //\r
+ while (!IsListEmpty (&MnpDeviceData->ServiceList)) {\r
+ Entry = GetFirstNode (&MnpDeviceData->ServiceList);\r
+ MnpServiceData = MNP_SERVICE_DATA_FROM_LINK (Entry);\r
+ MnpDestroyServiceData (MnpServiceData);\r
+ }\r
\r
- if (MnpInitialized) {\r
- //\r
- // Flush the Mnp Service Data.\r
- //\r
- MnpFlushServiceData (MnpServiceData, This->DriverBindingHandle);\r
+ //\r
+ // Uninstall the VLAN Config Protocol if any\r
+ //\r
+ if (MnpDeviceData->VlanConfig.Set != NULL) {\r
+ gBS->UninstallMultipleProtocolInterfaces (\r
+ MnpDeviceData->ControllerHandle,\r
+ &gEfiVlanConfigProtocolGuid,\r
+ &MnpDeviceData->VlanConfig,\r
+ NULL\r
+ );\r
}\r
\r
- gBS->FreePool (MnpServiceData);\r
+ //\r
+ // Destroy Mnp Device Data\r
+ //\r
+ MnpDestroyDeviceData (MnpDeviceData, This->DriverBindingHandle);\r
+ FreePool (MnpDeviceData);\r
}\r
\r
return Status;\r
\r
/**\r
Stop this driver on ControllerHandle. This service is called by the\r
- EFI boot service DisconnectController(). In order to\r
- make drivers as small as possible, there are a few calling\r
- restrictions for this service. DisconnectController()\r
- must follow these calling restrictions. If any other agent wishes\r
- to call Stop() it must also follow these calling restrictions.\r
- \r
- @param[in] This Protocol instance pointer.\r
- @param[in] ControllerHandle Handle of device to stop driver on\r
- @param[in] NumberOfChildren Number of Handles in ChildHandleBuffer. If number of\r
- children is zero stop the entire bus driver.\r
- @param[in] ChildHandleBuffer List of Child Handles to Stop.\r
+ EFI boot service DisconnectController(). In order to make drivers as\r
+ small as possible, there are a few calling restrictions for this service.\r
+ DisconnectController() must follow these calling restrictions. If any other\r
+ agent wishes to call Stop() it must also follow these calling restrictions.\r
\r
- @retval EFI_SUCCESS This driver is removed ControllerHandle\r
- @retval other This driver was not removed from this device\r
+ @param[in] This Protocol instance pointer.\r
+ @param[in] ControllerHandle Handle of device to stop driver on.\r
+ @param[in] NumberOfChildren Number of Handles in ChildHandleBuffer. If\r
+ number of children is zero stop the entire\r
+ bus driver.\r
+ @param[in] ChildHandleBuffer List of Child Handles to Stop.\r
+\r
+ @retval EFI_SUCCESS This driver is removed ControllerHandle.\r
+ @retval EFI_DEVICE_ERROR The device could not be stopped due to a device error.\r
\r
**/\r
EFI_STATUS\r
EFIAPI\r
MnpDriverBindingStop (\r
- IN EFI_DRIVER_BINDING_PROTOCOL *This,\r
- IN EFI_HANDLE ControllerHandle,\r
- IN UINTN NumberOfChildren,\r
- IN EFI_HANDLE *ChildHandleBuffer\r
+ IN EFI_DRIVER_BINDING_PROTOCOL *This,\r
+ IN EFI_HANDLE ControllerHandle,\r
+ IN UINTN NumberOfChildren,\r
+ IN EFI_HANDLE *ChildHandleBuffer OPTIONAL\r
)\r
{\r
EFI_STATUS Status;\r
EFI_SERVICE_BINDING_PROTOCOL *ServiceBinding;\r
+ EFI_VLAN_CONFIG_PROTOCOL *VlanConfig;\r
+ MNP_DEVICE_DATA *MnpDeviceData;\r
MNP_SERVICE_DATA *MnpServiceData;\r
- MNP_INSTANCE_DATA *Instance;\r
+ LIST_ENTRY *List;\r
+ UINTN ListLength;\r
\r
//\r
- // Retrieve the MNP service binding protocol from the ControllerHandle.\r
+ // Try to retrieve MNP service binding protocol from the ControllerHandle\r
//\r
Status = gBS->OpenProtocol (\r
ControllerHandle,\r
EFI_OPEN_PROTOCOL_GET_PROTOCOL\r
);\r
if (EFI_ERROR (Status)) {\r
+ //\r
+ // Retrieve VLAN Config Protocol from the ControllerHandle\r
+ //\r
+ Status = gBS->OpenProtocol (\r
+ ControllerHandle,\r
+ &gEfiVlanConfigProtocolGuid,\r
+ (VOID **) &VlanConfig,\r
+ This->DriverBindingHandle,\r
+ ControllerHandle,\r
+ EFI_OPEN_PROTOCOL_GET_PROTOCOL\r
+ );\r
+ if (EFI_ERROR (Status)) {\r
+ DEBUG ((EFI_D_ERROR, "MnpDriverBindingStop: try to stop unknown Controller.\n"));\r
+ return EFI_DEVICE_ERROR;\r
+ }\r
\r
- DEBUG (\r
- (EFI_D_ERROR,\r
- "MnpDriverBindingStop: Locate MNP Service Binding Protocol failed, %r.\n",\r
- Status)\r
- );\r
- return EFI_DEVICE_ERROR;\r
+ MnpDeviceData = MNP_DEVICE_DATA_FROM_THIS (VlanConfig);\r
+ } else {\r
+ MnpServiceData = MNP_SERVICE_DATA_FROM_THIS (ServiceBinding);\r
+ MnpDeviceData = MnpServiceData->MnpDeviceData;\r
}\r
\r
- MnpServiceData = MNP_SERVICE_DATA_FROM_THIS (ServiceBinding);\r
-\r
if (NumberOfChildren == 0) {\r
//\r
- // Uninstall the MNP Service Binding Protocol.\r
+ // Destroy all MNP service data\r
//\r
- gBS->UninstallMultipleProtocolInterfaces (\r
- ControllerHandle,\r
- &gEfiManagedNetworkServiceBindingProtocolGuid,\r
- ServiceBinding,\r
- NULL\r
- );\r
+ List = &MnpDeviceData->ServiceList;\r
+ Status = NetDestroyLinkList (\r
+ List,\r
+ MnpDestroyServiceDataEntry,\r
+ NULL,\r
+ &ListLength\r
+ );\r
+ if (EFI_ERROR (Status) || ListLength !=0) {\r
+ return EFI_DEVICE_ERROR;\r
+ }\r
\r
//\r
- // Flush the Mnp service data.\r
+ // Uninstall the VLAN Config Protocol if any\r
//\r
- MnpFlushServiceData (MnpServiceData, This->DriverBindingHandle);\r
+ if (MnpDeviceData->VlanConfig.Set != NULL) {\r
+ gBS->UninstallMultipleProtocolInterfaces (\r
+ MnpDeviceData->ControllerHandle,\r
+ &gEfiVlanConfigProtocolGuid,\r
+ &MnpDeviceData->VlanConfig,\r
+ NULL\r
+ );\r
+ }\r
\r
- gBS->FreePool (MnpServiceData);\r
- } else {\r
- while (!IsListEmpty (&MnpServiceData->ChildrenList)) {\r
- //\r
- // Don't use NetListRemoveHead here, the remove opreration will be done\r
- // in ServiceBindingDestroyChild.\r
- //\r
- Instance = NET_LIST_HEAD (\r
- &MnpServiceData->ChildrenList,\r
- MNP_INSTANCE_DATA,\r
- InstEntry\r
- );\r
-\r
- ServiceBinding->DestroyChild (ServiceBinding, Instance->Handle);\r
+ //\r
+ // Destroy Mnp Device Data\r
+ //\r
+ MnpDestroyDeviceData (MnpDeviceData, This->DriverBindingHandle);\r
+ FreePool (MnpDeviceData);\r
+\r
+ if (gMnpControllerNameTable != NULL) {\r
+ FreeUnicodeStringTable (gMnpControllerNameTable);\r
+ gMnpControllerNameTable = NULL;\r
}\r
+ return EFI_SUCCESS;\r
}\r
\r
- return Status;\r
+ //\r
+ // Stop all MNP child\r
+ //\r
+ List = &MnpDeviceData->ServiceList;\r
+ Status = NetDestroyLinkList (\r
+ List,\r
+ MnpDestroyServiceChildEntry,\r
+ NULL,\r
+ &ListLength\r
+ );\r
+ if (EFI_ERROR (Status)) {\r
+ return EFI_DEVICE_ERROR;\r
+ }\r
+\r
+ return EFI_SUCCESS;\r
}\r
\r
\r
/**\r
- Creates a child handle and installs a protocol.\r
- \r
- The CreateChild() function installs a protocol on ChildHandle. \r
- If ChildHandle is a pointer to NULL, then a new handle is created and returned in ChildHandle. \r
- If ChildHandle is not a pointer to NULL, then the protocol installs on the existing ChildHandle.\r
+ Creates a child handle with a set of I/O services.\r
\r
- @param This Pointer to the EFI_SERVICE_BINDING_PROTOCOL instance.\r
- @param ChildHandle Pointer to the handle of the child to create. If it is NULL,\r
- then a new handle is created. If it is a pointer to an existing UEFI handle, \r
- then the protocol is added to the existing UEFI handle.\r
+ @param[in] This Protocol instance pointer.\r
+ @param[in, out] ChildHandle Pointer to the handle of the child to create. If\r
+ it is NULL, then a new handle is created. If\r
+ it is not NULL, then the I/O services are added\r
+ to the existing child handle.\r
\r
- @retval EFI_SUCCES The protocol was added to ChildHandle.\r
- @retval EFI_INVALID_PARAMETER ChildHandle is NULL.\r
- @retval EFI_OUT_OF_RESOURCES There are not enough resources availabe to create\r
- the child\r
- @retval other The child handle was not created\r
+ @retval EFI_SUCCES The protocol was added to ChildHandle.\r
+ @retval EFI_INVALID_PARAMETER ChildHandle is NULL.\r
+ @retval EFI_OUT_OF_RESOURCES There are not enough resources availabe to\r
+ create the child.\r
+ @retval Others The child handle was not created.\r
\r
**/\r
EFI_STATUS\r
EFIAPI\r
MnpServiceBindingCreateChild (\r
- IN EFI_SERVICE_BINDING_PROTOCOL *This,\r
- IN OUT EFI_HANDLE *ChildHandle\r
+ IN EFI_SERVICE_BINDING_PROTOCOL *This,\r
+ IN OUT EFI_HANDLE *ChildHandle\r
)\r
{\r
EFI_STATUS Status;\r
MNP_SERVICE_DATA *MnpServiceData;\r
MNP_INSTANCE_DATA *Instance;\r
- VOID *Snp;\r
+ VOID *MnpSb;\r
EFI_TPL OldTpl;\r
\r
if ((This == NULL) || (ChildHandle == NULL)) {\r
-\r
return EFI_INVALID_PARAMETER;\r
}\r
\r
//\r
Instance = AllocateZeroPool (sizeof (MNP_INSTANCE_DATA));\r
if (Instance == NULL) {\r
-\r
DEBUG ((EFI_D_ERROR, "MnpServiceBindingCreateChild: Faild to allocate memory for the new instance.\n"));\r
+\r
return EFI_OUT_OF_RESOURCES;\r
}\r
\r
NULL\r
);\r
if (EFI_ERROR (Status)) {\r
-\r
DEBUG (\r
(EFI_D_ERROR,\r
"MnpServiceBindingCreateChild: Failed to install the MNP protocol, %r.\n",\r
Status)\r
);\r
+\r
goto ErrorExit;\r
}\r
\r
Instance->Handle = *ChildHandle;\r
\r
Status = gBS->OpenProtocol (\r
- MnpServiceData->ControllerHandle,\r
- &gEfiSimpleNetworkProtocolGuid,\r
- (VOID **) &Snp,\r
+ MnpServiceData->ServiceHandle,\r
+ &gEfiManagedNetworkServiceBindingProtocolGuid,\r
+ (VOID **) &MnpSb,\r
gMnpDriverBinding.DriverBindingHandle,\r
Instance->Handle,\r
EFI_OPEN_PROTOCOL_BY_CHILD_CONTROLLER\r
if (Instance->Handle != NULL) {\r
\r
gBS->UninstallMultipleProtocolInterfaces (\r
+ Instance->Handle,\r
&gEfiManagedNetworkProtocolGuid,\r
&Instance->ManagedNetwork,\r
NULL\r
);\r
}\r
\r
- gBS->FreePool (Instance);\r
+ FreePool (Instance);\r
}\r
\r
return Status;\r
\r
\r
/**\r
- Destroys a child handle with a protocol installed on it.\r
- \r
- The DestroyChild() function does the opposite of CreateChild(). It removes a protocol \r
- that was installed by CreateChild() from ChildHandle. If the removed protocol is the \r
- last protocol on ChildHandle, then ChildHandle is destroyed.\r
+ Destroys a child handle with a set of I/O services.\r
\r
- @param This Pointer to the EFI_SERVICE_BINDING_PROTOCOL instance.\r
- @param ChildHandle Handle of the child to destroy\r
+ The DestroyChild() function does the opposite of CreateChild(). It removes a\r
+ protocol that was installed by CreateChild() from ChildHandle. If the removed\r
+ protocol is the last protocol on ChildHandle, then ChildHandle is destroyed.\r
\r
- @retval EFI_SUCCES The protocol was removed from ChildHandle.\r
- @retval EFI_UNSUPPORTED ChildHandle does not support the protocol that is being removed.\r
- @retval EFI_INVALID_PARAMETER Child handle is not a valid UEFI Handle.\r
- @retval EFI_ACCESS_DENIED The protocol could not be removed from the ChildHandle\r
- because its services are being used.\r
- @retval other The child handle was not destroyed\r
+ @param[in] This Pointer to the EFI_SERVICE_BINDING_PROTOCOL\r
+ instance.\r
+ @param[in] ChildHandle Handle of the child to destroy.\r
+\r
+ @retval EFI_SUCCES The protocol was removed from ChildHandle.\r
+ @retval EFI_UNSUPPORTED ChildHandle does not support the protocol that\r
+ is being removed.\r
+ @retval EFI_INVALID_PARAMETER ChildHandle is NULL.\r
+ @retval EFI_ACCESS_DENIED The protocol could not be removed from the\r
+ ChildHandle because its services are being\r
+ used.\r
+ @retval Others The child handle was not destroyed.\r
\r
**/\r
EFI_STATUS\r
EFIAPI\r
MnpServiceBindingDestroyChild (\r
- IN EFI_SERVICE_BINDING_PROTOCOL *This,\r
- IN EFI_HANDLE ChildHandle\r
+ IN EFI_SERVICE_BINDING_PROTOCOL *This,\r
+ IN EFI_HANDLE ChildHandle\r
)\r
{\r
EFI_STATUS Status;\r
EFI_TPL OldTpl;\r
\r
if ((This == NULL) || (ChildHandle == NULL)) {\r
-\r
return EFI_INVALID_PARAMETER;\r
}\r
\r
EFI_OPEN_PROTOCOL_GET_PROTOCOL\r
);\r
if (EFI_ERROR (Status)) {\r
-\r
return EFI_UNSUPPORTED;\r
}\r
\r
// will only excecute once.\r
//\r
if (Instance->Destroyed) {\r
-\r
return EFI_SUCCESS;\r
}\r
\r
// Close the Simple Network protocol.\r
//\r
gBS->CloseProtocol (\r
- MnpServiceData->ControllerHandle,\r
- &gEfiSimpleNetworkProtocolGuid,\r
- gMnpDriverBinding.DriverBindingHandle,\r
+ MnpServiceData->ServiceHandle,\r
+ &gEfiManagedNetworkServiceBindingProtocolGuid,\r
+ MnpServiceData->MnpDeviceData->ImageHandle,\r
ChildHandle\r
);\r
\r
NULL\r
);\r
if (EFI_ERROR (Status)) {\r
-\r
DEBUG (\r
(EFI_D_ERROR,\r
"MnpServiceBindingDestroyChild: Failed to uninstall the ManagedNetwork protocol, %r.\n",\r
\r
gBS->RestoreTPL (OldTpl);\r
\r
- gBS->FreePool (Instance);\r
+ FreePool (Instance);\r
\r
return Status;\r
}\r
The entry point for Mnp driver which installs the driver binding and component\r
name protocol on its ImageHandle.\r
\r
- @param[in] ImageHandle The image handle of the driver.\r
- @param[in] SystemTable The system table.\r
+ @param[in] ImageHandle The image handle of the driver.\r
+ @param[in] SystemTable The system table.\r
\r
- @retval EFI_SUCCES The driver binding and component name protocols are \r
+ @retval EFI_SUCCES The driver binding and component name protocols are\r
successfully installed.\r
- @retval other failed.\r
+ @retval Others Other errors as indicated.\r
\r
**/\r
EFI_STATUS\r
EFIAPI\r
MnpDriverEntryPoint (\r
- IN EFI_HANDLE ImageHandle,\r
- IN EFI_SYSTEM_TABLE *SystemTable\r
+ IN EFI_HANDLE ImageHandle,\r
+ IN EFI_SYSTEM_TABLE *SystemTable\r
)\r
{\r
return EfiLibInstallDriverBindingComponentName2 (\r