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Add VLAN support.

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git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@9649 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
xdu2
2009-12-30 13:47:55 +00:00
parent 1204fe8319
commit 779ae35798
30 changed files with 4310 additions and 944 deletions
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355
MdeModulePkg/Universal/Network/MnpDxe/MnpDriver.c
View File

@@ -1,11 +1,12 @@
/** @file
Implementation of driver entry point and driver binding protocol.
Copyright (c) 2005 - 2009, Intel Corporation. <BR>
All rights reserved. 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
http://opensource.org/licenses/bsd-license.php
Copyright (c) 2005 - 2009, Intel Corporation.<BR>
All rights reserved. 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<BR>
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
@@ -14,7 +15,7 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
#include "MnpDriver.h"
#include "MnpImpl.h"
#include "MnpVlan.h"
EFI_DRIVER_BINDING_PROTOCOL gMnpDriverBinding = {
MnpDriverBindingSupported,
@@ -35,7 +36,7 @@ EFI_DRIVER_BINDING_PROTOCOL gMnpDriverBinding = {
@param[in] This Protocol instance pointer.
@param[in] ControllerHandle Handle of device to test.
@param[in] RemainingDevicePath Optional parameter use to pick a specific
@param[in] RemainingDevicePath Optional parameter use to pick a specific
child device to start.
@retval EFI_SUCCESS This driver supports this device.
@@ -46,29 +47,14 @@ EFI_DRIVER_BINDING_PROTOCOL gMnpDriverBinding = {
EFI_STATUS
EFIAPI
MnpDriverBindingSupported (
IN EFI_DRIVER_BINDING_PROTOCOL *This,
IN EFI_HANDLE ControllerHandle,
IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath OPTIONAL
IN EFI_DRIVER_BINDING_PROTOCOL *This,
IN EFI_HANDLE ControllerHandle,
IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath OPTIONAL
)
{
EFI_STATUS Status;
EFI_SIMPLE_NETWORK_PROTOCOL *Snp;
//
// Test to see if MNP is already installed.
//
Status = gBS->OpenProtocol (
ControllerHandle,
&gEfiManagedNetworkServiceBindingProtocolGuid,
NULL,
This->DriverBindingHandle,
ControllerHandle,
EFI_OPEN_PROTOCOL_TEST_PROTOCOL
);
if (!EFI_ERROR (Status)) {
return EFI_ALREADY_STARTED;
}
//
// Test to open the Simple Network protocol BY_DRIVER.
//
@@ -80,7 +66,6 @@ MnpDriverBindingSupported (
ControllerHandle,
EFI_OPEN_PROTOCOL_BY_DRIVER
);
if (EFI_ERROR (Status)) {
return Status;
}
@@ -101,77 +86,159 @@ MnpDriverBindingSupported (
/**
Start this driver on ControllerHandle. This service is called by the
EFI boot service ConnectController(). In order to make drivers as small
EFI boot service ConnectController(). In order to make drivers as small
as possible, there are a few calling restrictions for this service.
ConnectController() must follow these calling restrictions. If any other
agent wishes to call Start() it must also follow these calling restrictions.
@param[in] This Protocol instance pointer.
@param[in] ControllerHandle Handle of device to bind driver to.
@param[in] RemainingDevicePath Optional parameter use to pick a specific
@param[in] RemainingDevicePath Optional parameter use to pick a specific
child device to start.
@retval EFI_SUCCESS This driver is added to ControllerHandle.
@retval EFI_ALREADY_STARTED This driver is already running on ControllerHandle.
@retval EFI_OUT_OF_RESOURCES Failed to allocate memory for Mnp Service Data.
@retval Others This driver does not support this device.
**/
EFI_STATUS
EFIAPI
MnpDriverBindingStart (
IN EFI_DRIVER_BINDING_PROTOCOL *This,
IN EFI_HANDLE ControllerHandle,
IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath OPTIONAL
IN EFI_DRIVER_BINDING_PROTOCOL *This,
IN EFI_HANDLE ControllerHandle,
IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath OPTIONAL
)
{
EFI_STATUS Status;
MNP_SERVICE_DATA *MnpServiceData;
BOOLEAN MnpInitialized;
MNP_DEVICE_DATA *MnpDeviceData;
LIST_ENTRY *Entry;
VLAN_TCI *VlanVariable;
UINTN NumberOfVlan;
UINTN Index;
MnpInitialized = FALSE;
VlanVariable = NULL;
MnpServiceData = AllocateZeroPool (sizeof (MNP_SERVICE_DATA));
if (MnpServiceData == NULL) {
DEBUG ((EFI_D_ERROR, "MnpDriverBindingStart(): Failed to allocate the Mnp Service Data.\n"));
//
// Initialize the Mnp Device Data
//
MnpDeviceData = AllocateZeroPool (sizeof (MNP_DEVICE_DATA));
if (MnpDeviceData == NULL) {
DEBUG ((EFI_D_ERROR, "MnpDriverBindingStart(): Failed to allocate the Mnp Device Data.\n"));
return EFI_OUT_OF_RESOURCES;
}
//
// Initialize the Mnp Service Data.
//
Status = MnpInitializeServiceData (MnpServiceData, This->DriverBindingHandle, ControllerHandle);
Status = MnpInitializeDeviceData (MnpDeviceData, This->DriverBindingHandle, ControllerHandle);
if (EFI_ERROR (Status)) {
DEBUG ((EFI_D_ERROR, "MnpDriverBindingStart: MnpInitializeDeviceData failed, %r.\n", Status));
DEBUG ((EFI_D_ERROR, "MnpDriverBindingStart: MnpInitializeServiceData failed, %r.\n",Status));
goto ErrorExit;
FreePool (MnpDeviceData);
return Status;
}
MnpInitialized = TRUE;
//
// Check whether NIC driver has already produced VlanConfig protocol
//
Status = gBS->OpenProtocol (
ControllerHandle,
&gEfiVlanConfigProtocolGuid,
NULL,
This->DriverBindingHandle,
ControllerHandle,
EFI_OPEN_PROTOCOL_TEST_PROTOCOL
);
if (!EFI_ERROR (Status)) {
//
// NIC hardware already implement VLAN,
// no need to provide software VLAN implementation in MNP driver
//
MnpDeviceData->NumberOfVlan = 0;
ZeroMem (&MnpDeviceData->VlanConfig, sizeof (EFI_VLAN_CONFIG_PROTOCOL));
MnpServiceData = MnpCreateServiceData (MnpDeviceData, 0, 0);
Status = (MnpServiceData != NULL) ? EFI_SUCCESS : EFI_OUT_OF_RESOURCES;
goto Exit;
}
//
// Install the MNP Service Binding Protocol.
// Install VLAN Config Protocol
//
Status = gBS->InstallMultipleProtocolInterfaces (
&ControllerHandle,
&gEfiManagedNetworkServiceBindingProtocolGuid,
&MnpServiceData->ServiceBinding,
&gEfiVlanConfigProtocolGuid,
&MnpDeviceData->VlanConfig,
NULL
);
if (EFI_ERROR (Status)) {
goto Exit;
}
ErrorExit:
//
// Get current VLAN configuration from EFI Variable
//
NumberOfVlan = 0;
Status = MnpGetVlanVariable (MnpDeviceData, &NumberOfVlan, &VlanVariable);
if (EFI_ERROR (Status)) {
//
// No VLAN is set, create a default MNP service data for untagged frame
//
MnpDeviceData->NumberOfVlan = 0;
MnpServiceData = MnpCreateServiceData (MnpDeviceData, 0, 0);
Status = (MnpServiceData != NULL) ? EFI_SUCCESS : EFI_OUT_OF_RESOURCES;
goto Exit;
}
//
// Create MNP service data for each VLAN
//
MnpDeviceData->NumberOfVlan = NumberOfVlan;
for (Index = 0; Index < NumberOfVlan; Index++) {
MnpServiceData = MnpCreateServiceData (
MnpDeviceData,
VlanVariable[Index].Bits.Vid,
(UINT8) VlanVariable[Index].Bits.Priority
);
if (MnpServiceData == NULL) {
Status = EFI_OUT_OF_RESOURCES;
goto Exit;
}
}
Exit:
if (VlanVariable != NULL) {
FreePool (VlanVariable);
}
if (EFI_ERROR (Status)) {
if (MnpInitialized) {
//
// Flush the Mnp Service Data.
//
MnpFlushServiceData (MnpServiceData, This->DriverBindingHandle);
//
// Destroy all MNP service data
//
while (!IsListEmpty (&MnpDeviceData->ServiceList)) {
Entry = GetFirstNode (&MnpDeviceData->ServiceList);
MnpServiceData = MNP_SERVICE_DATA_FROM_LINK (Entry);
MnpDestroyServiceData (MnpServiceData);
}
FreePool (MnpServiceData);
//
// Uninstall the VLAN Config Protocol if any
//
if (MnpDeviceData->VlanConfig.Set != NULL) {
gBS->UninstallMultipleProtocolInterfaces (
MnpDeviceData->ControllerHandle,
&gEfiVlanConfigProtocolGuid,
&MnpDeviceData->VlanConfig,
NULL
);
}
//
// Destroy Mnp Device Data
//
MnpDestroyDeviceData (MnpDeviceData, This->DriverBindingHandle);
FreePool (MnpDeviceData);
}
return Status;
@@ -179,16 +246,16 @@ ErrorExit:
/**
Stop this driver on ControllerHandle. This service is called by the
EFI boot service DisconnectController(). In order to make drivers as
small as possible, there are a few calling restrictions for this service.
DisconnectController() must follow these calling restrictions. If any other
EFI boot service DisconnectController(). In order to make drivers as
small as possible, there are a few calling restrictions for this service.
DisconnectController() must follow these calling restrictions. If any other
agent wishes to call Stop() it must also follow these calling restrictions.
@param[in] This Protocol instance pointer.
@param[in] ControllerHandle Handle of device to stop driver on.
@param[in] NumberOfChildren Number of Handles in ChildHandleBuffer. If
number of children is zero stop the entire
bus driver.
@param[in] NumberOfChildren Number of Handles in ChildHandleBuffer. If
number of children is zero stop the entire
bus driver.
@param[in] ChildHandleBuffer List of Child Handles to Stop.
@retval EFI_SUCCESS This driver is removed ControllerHandle.
@@ -198,19 +265,22 @@ ErrorExit:
EFI_STATUS
EFIAPI
MnpDriverBindingStop (
IN EFI_DRIVER_BINDING_PROTOCOL *This,
IN EFI_HANDLE ControllerHandle,
IN UINTN NumberOfChildren,
IN EFI_HANDLE *ChildHandleBuffer OPTIONAL
IN EFI_DRIVER_BINDING_PROTOCOL *This,
IN EFI_HANDLE ControllerHandle,
IN UINTN NumberOfChildren,
IN EFI_HANDLE *ChildHandleBuffer OPTIONAL
)
{
EFI_STATUS Status;
EFI_SERVICE_BINDING_PROTOCOL *ServiceBinding;
EFI_VLAN_CONFIG_PROTOCOL *VlanConfig;
MNP_DEVICE_DATA *MnpDeviceData;
MNP_SERVICE_DATA *MnpServiceData;
MNP_INSTANCE_DATA *Instance;
BOOLEAN AllChildrenStopped;
LIST_ENTRY *Entry;
//
// Retrieve the MNP service binding protocol from the ControllerHandle.
// Try to retrieve MNP service binding protocol from the ControllerHandle
//
Status = gBS->OpenProtocol (
ControllerHandle,
@@ -221,51 +291,77 @@ MnpDriverBindingStop (
EFI_OPEN_PROTOCOL_GET_PROTOCOL
);
if (EFI_ERROR (Status)) {
//
// Retrieve VLAN Config Protocol from the ControllerHandle
//
Status = gBS->OpenProtocol (
ControllerHandle,
&gEfiVlanConfigProtocolGuid,
(VOID **) &VlanConfig,
This->DriverBindingHandle,
ControllerHandle,
EFI_OPEN_PROTOCOL_GET_PROTOCOL
);
if (EFI_ERROR (Status)) {
DEBUG ((EFI_D_ERROR, "MnpDriverBindingStop: try to stop unknown Controller.\n"));
return EFI_DEVICE_ERROR;
}
DEBUG (
(EFI_D_ERROR,
"MnpDriverBindingStop: Locate MNP Service Binding Protocol failed, %r.\n",
Status)
);
return EFI_DEVICE_ERROR;
MnpDeviceData = MNP_DEVICE_DATA_FROM_THIS (VlanConfig);
} else {
MnpServiceData = MNP_SERVICE_DATA_FROM_THIS (ServiceBinding);
MnpDeviceData = MnpServiceData->MnpDeviceData;
}
MnpServiceData = MNP_SERVICE_DATA_FROM_THIS (ServiceBinding);
if (NumberOfChildren == 0) {
//
// Uninstall the MNP Service Binding Protocol.
// Destroy all MNP service data
//
gBS->UninstallMultipleProtocolInterfaces (
ControllerHandle,
&gEfiManagedNetworkServiceBindingProtocolGuid,
ServiceBinding,
NULL
);
while (!IsListEmpty (&MnpDeviceData->ServiceList)) {
Entry = GetFirstNode (&MnpDeviceData->ServiceList);
MnpServiceData = MNP_SERVICE_DATA_FROM_LINK (Entry);
MnpDestroyServiceData (MnpServiceData);
}
//
// Flush the Mnp service data.
// Uninstall the VLAN Config Protocol if any
//
MnpFlushServiceData (MnpServiceData, This->DriverBindingHandle);
if (MnpDeviceData->VlanConfig.Set != NULL) {
gBS->UninstallMultipleProtocolInterfaces (
MnpDeviceData->ControllerHandle,
&gEfiVlanConfigProtocolGuid,
&MnpDeviceData->VlanConfig,
NULL
);
}
FreePool (MnpServiceData);
} else {
while (!IsListEmpty (&MnpServiceData->ChildrenList)) {
//
// Don't use NetListRemoveHead here, the remove opreration will be done
// in ServiceBindingDestroyChild.
//
Instance = NET_LIST_HEAD (
&MnpServiceData->ChildrenList,
MNP_INSTANCE_DATA,
InstEntry
);
//
// Destroy the Mnp device data
//
MnpDestroyDeviceData (MnpDeviceData, This->DriverBindingHandle);
FreePool (MnpDeviceData);
ServiceBinding->DestroyChild (ServiceBinding, Instance->Handle);
return EFI_SUCCESS;
}
//
// Stop all MNP child
//
AllChildrenStopped = TRUE;
NET_LIST_FOR_EACH (Entry, &MnpDeviceData->ServiceList) {
MnpServiceData = MNP_SERVICE_DATA_FROM_LINK (Entry);
Status = MnpDestroyServiceChild (MnpServiceData);
if (EFI_ERROR (Status)) {
AllChildrenStopped = FALSE;
}
}
return Status;
if (!AllChildrenStopped) {
return EFI_DEVICE_ERROR;
}
return EFI_SUCCESS;
}
@@ -275,12 +371,12 @@ MnpDriverBindingStop (
@param[in] This Protocol instance pointer.
@param[in, out] ChildHandle Pointer to the handle of the child to create. If
it is NULL, then a new handle is created. If
it is not NULL, then the I/O services are added
to the existing child handle.
it is not NULL, then the I/O services are added
to the existing child handle.
@retval EFI_SUCCES The protocol was added to ChildHandle.
@retval EFI_INVALID_PARAMETER ChildHandle is NULL.
@retval EFI_OUT_OF_RESOURCES There are not enough resources availabe to
@retval EFI_SUCCES The protocol was added to ChildHandle.
@retval EFI_INVALID_PARAMETER ChildHandle is NULL.
@retval EFI_OUT_OF_RESOURCES There are not enough resources availabe to
create the child.
@retval Others The child handle was not created.
@@ -288,18 +384,17 @@ MnpDriverBindingStop (
EFI_STATUS
EFIAPI
MnpServiceBindingCreateChild (
IN EFI_SERVICE_BINDING_PROTOCOL *This,
IN OUT EFI_HANDLE *ChildHandle
IN EFI_SERVICE_BINDING_PROTOCOL *This,
IN OUT EFI_HANDLE *ChildHandle
)
{
EFI_STATUS Status;
MNP_SERVICE_DATA *MnpServiceData;
MNP_INSTANCE_DATA *Instance;
VOID *Snp;
VOID *MnpSb;
EFI_TPL OldTpl;
if ((This == NULL) || (ChildHandle == NULL)) {
return EFI_INVALID_PARAMETER;
}
@@ -310,8 +405,8 @@ MnpServiceBindingCreateChild (
//
Instance = AllocateZeroPool (sizeof (MNP_INSTANCE_DATA));
if (Instance == NULL) {
DEBUG ((EFI_D_ERROR, "MnpServiceBindingCreateChild: Faild to allocate memory for the new instance.\n"));
return EFI_OUT_OF_RESOURCES;
}
@@ -327,12 +422,12 @@ MnpServiceBindingCreateChild (
NULL
);
if (EFI_ERROR (Status)) {
DEBUG (
(EFI_D_ERROR,
"MnpServiceBindingCreateChild: Failed to install the MNP protocol, %r.\n",
Status)
);
goto ErrorExit;
}
@@ -342,9 +437,9 @@ MnpServiceBindingCreateChild (
Instance->Handle = *ChildHandle;
Status = gBS->OpenProtocol (
MnpServiceData->ControllerHandle,
&gEfiSimpleNetworkProtocolGuid,
(VOID **) &Snp,
MnpServiceData->ServiceHandle,
&gEfiManagedNetworkServiceBindingProtocolGuid,
(VOID **) &MnpSb,
gMnpDriverBinding.DriverBindingHandle,
Instance->Handle,
EFI_OPEN_PROTOCOL_BY_CHILD_CONTROLLER
@@ -385,16 +480,16 @@ ErrorExit:
/**
Destroys a child handle with a set of I/O services.
The DestroyChild() function does the opposite of CreateChild(). It removes a
protocol that was installed by CreateChild() from ChildHandle. If the removed
protocol is the last protocol on ChildHandle, then ChildHandle is destroyed.
@param[in] This Pointer to the EFI_SERVICE_BINDING_PROTOCOL
The DestroyChild() function does the opposite of CreateChild(). It removes a
protocol that was installed by CreateChild() from ChildHandle. If the removed
protocol is the last protocol on ChildHandle, then ChildHandle is destroyed.
@param[in] This Pointer to the EFI_SERVICE_BINDING_PROTOCOL
instance.
@param[in] ChildHandle Handle of the child to destroy.
@retval EFI_SUCCES The protocol was removed from ChildHandle.
@retval EFI_SUCCES The protocol was removed from ChildHandle.
@retval EFI_UNSUPPORTED ChildHandle does not support the protocol that
is being removed.
@retval EFI_INVALID_PARAMETER ChildHandle is not a valid UEFI handle.
@@ -407,8 +502,8 @@ ErrorExit:
EFI_STATUS
EFIAPI
MnpServiceBindingDestroyChild (
IN EFI_SERVICE_BINDING_PROTOCOL *This,
IN EFI_HANDLE ChildHandle
IN EFI_SERVICE_BINDING_PROTOCOL *This,
IN EFI_HANDLE ChildHandle
)
{
EFI_STATUS Status;
@@ -418,7 +513,6 @@ MnpServiceBindingDestroyChild (
EFI_TPL OldTpl;
if ((This == NULL) || (ChildHandle == NULL)) {
return EFI_INVALID_PARAMETER;
}
@@ -436,7 +530,6 @@ MnpServiceBindingDestroyChild (
EFI_OPEN_PROTOCOL_GET_PROTOCOL
);
if (EFI_ERROR (Status)) {
return EFI_UNSUPPORTED;
}
@@ -449,7 +542,6 @@ MnpServiceBindingDestroyChild (
// will only excecute once.
//
if (Instance->Destroyed) {
return EFI_SUCCESS;
}
@@ -459,9 +551,9 @@ MnpServiceBindingDestroyChild (
// Close the Simple Network protocol.
//
gBS->CloseProtocol (
MnpServiceData->ControllerHandle,
&gEfiSimpleNetworkProtocolGuid,
gMnpDriverBinding.DriverBindingHandle,
MnpServiceData->ServiceHandle,
&gEfiManagedNetworkServiceBindingProtocolGuid,
MnpServiceData->MnpDeviceData->ImageHandle,
ChildHandle
);
@@ -475,7 +567,6 @@ MnpServiceBindingDestroyChild (
NULL
);
if (EFI_ERROR (Status)) {
DEBUG (
(EFI_D_ERROR,
"MnpServiceBindingDestroyChild: Failed to uninstall the ManagedNetwork protocol, %r.\n",
@@ -523,7 +614,7 @@ MnpServiceBindingDestroyChild (
@param[in] ImageHandle The image handle of the driver.
@param[in] SystemTable The system table.
@retval EFI_SUCCES The driver binding and component name protocols are
@retval EFI_SUCCES The driver binding and component name protocols are
successfully installed.
@retval Others Other errors as indicated.
@@ -531,8 +622,8 @@ MnpServiceBindingDestroyChild (
EFI_STATUS
EFIAPI
MnpDriverEntryPoint (
IN EFI_HANDLE ImageHandle,
IN EFI_SYSTEM_TABLE *SystemTable
IN EFI_HANDLE ImageHandle,
IN EFI_SYSTEM_TABLE *SystemTable
)
{
return EfiLibInstallDriverBindingComponentName2 (