diff options
Diffstat (limited to 'NetworkPkg')
| -rw-r--r-- | NetworkPkg/IScsiDxe/IScsiDriver.c | 216 | ||||
| -rw-r--r-- | NetworkPkg/IScsiDxe/IScsiMisc.c | 69 | ||||
| -rw-r--r-- | NetworkPkg/IScsiDxe/IScsiMisc.h | 32 |
3 files changed, 268 insertions, 49 deletions
diff --git a/NetworkPkg/IScsiDxe/IScsiDriver.c b/NetworkPkg/IScsiDxe/IScsiDriver.c index 6d6f9a13ed..42ac8f0fe7 100644 --- a/NetworkPkg/IScsiDxe/IScsiDriver.c +++ b/NetworkPkg/IScsiDxe/IScsiDriver.c @@ -1,7 +1,7 @@ /** @file
The entry point of IScsi driver.
-Copyright (c) 2004 - 2013, Intel Corporation. All rights reserved.<BR>
+Copyright (c) 2004 - 2014, 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
@@ -1245,10 +1245,12 @@ IScsiUnload ( IN EFI_HANDLE ImageHandle
)
{
- EFI_STATUS Status;
- UINTN DeviceHandleCount;
- EFI_HANDLE *DeviceHandleBuffer;
- UINTN Index;
+ EFI_STATUS Status;
+ UINTN DeviceHandleCount;
+ EFI_HANDLE *DeviceHandleBuffer;
+ UINTN Index;
+ EFI_COMPONENT_NAME_PROTOCOL *ComponentName;
+ EFI_COMPONENT_NAME2_PROTOCOL *ComponentName2;
//
// Try to disonnect the driver from the devices it's controlling.
@@ -1264,64 +1266,184 @@ IScsiUnload ( return Status;
}
+ //
+ // Disconnect the iSCSI4 driver from the controlled device.
+ //
+ for (Index = 0; Index < DeviceHandleCount; Index++) {
+ Status = IScsiTestManagedDevice (
+ DeviceHandleBuffer[Index],
+ gIScsiIp4DriverBinding.DriverBindingHandle,
+ &gEfiTcp4ProtocolGuid)
+ ;
+ if (EFI_ERROR (Status)) {
+ continue;
+ }
+ Status = gBS->DisconnectController (
+ DeviceHandleBuffer[Index],
+ gIScsiIp4DriverBinding.DriverBindingHandle,
+ NULL
+ );
+ if (EFI_ERROR (Status)) {
+ goto ON_EXIT;
+ }
+ }
+
+ //
+ // Disconnect the iSCSI6 driver from the controlled device.
+ //
for (Index = 0; Index < DeviceHandleCount; Index++) {
- gBS->DisconnectController (
- DeviceHandleBuffer[Index],
+ Status = IScsiTestManagedDevice (
+ DeviceHandleBuffer[Index],
+ gIScsiIp6DriverBinding.DriverBindingHandle,
+ &gEfiTcp6ProtocolGuid
+ );
+ if (EFI_ERROR (Status)) {
+ continue;
+ }
+ Status = gBS->DisconnectController (
+ DeviceHandleBuffer[Index],
+ gIScsiIp6DriverBinding.DriverBindingHandle,
+ NULL
+ );
+ if (EFI_ERROR (Status)) {
+ goto ON_EXIT;
+ }
+ }
+
+ //
+ // Unload the iSCSI configuration form.
+ //
+ Status = IScsiConfigFormUnload (gIScsiIp4DriverBinding.DriverBindingHandle);
+ if (EFI_ERROR (Status)) {
+ goto ON_EXIT;
+ }
+
+ //
+ // Uninstall the protocols installed by iSCSI driver.
+ //
+ Status = gBS->UninstallMultipleProtocolInterfaces (
+ ImageHandle,
+ &gEfiAuthenticationInfoProtocolGuid,
+ &gIScsiAuthenticationInfo,
+ NULL
+ );
+ if (EFI_ERROR (Status)) {
+ goto ON_EXIT;
+ }
+
+ if (gIScsiControllerNameTable!= NULL) {
+ Status = FreeUnicodeStringTable (gIScsiControllerNameTable);
+ if (EFI_ERROR (Status)) {
+ goto ON_EXIT;
+ }
+ gIScsiControllerNameTable = NULL;
+ }
+
+ //
+ // Uninstall the ComponentName and ComponentName2 protocol from iSCSI4 driver binding handle
+ // if it has been installed.
+ //
+ Status = gBS->HandleProtocol (
+ gIScsiIp4DriverBinding.DriverBindingHandle,
+ &gEfiComponentNameProtocolGuid,
+ (VOID **) &ComponentName
+ );
+ if (!EFI_ERROR (Status)) {
+ Status = gBS->UninstallMultipleProtocolInterfaces (
gIScsiIp4DriverBinding.DriverBindingHandle,
+ &gEfiComponentNameProtocolGuid,
+ ComponentName,
NULL
);
- gBS->DisconnectController (
- DeviceHandleBuffer[Index],
- gIScsiIp6DriverBinding.DriverBindingHandle,
+ if (EFI_ERROR (Status)) {
+ goto ON_EXIT;
+ }
+ }
+
+ Status = gBS->HandleProtocol (
+ gIScsiIp4DriverBinding.DriverBindingHandle,
+ &gEfiComponentName2ProtocolGuid,
+ (VOID **) &ComponentName2
+ );
+ if (!EFI_ERROR (Status)) {
+ gBS->UninstallMultipleProtocolInterfaces (
+ gIScsiIp4DriverBinding.DriverBindingHandle,
+ &gEfiComponentName2ProtocolGuid,
+ ComponentName2,
NULL
);
+ if (EFI_ERROR (Status)) {
+ goto ON_EXIT;
+ }
}
//
- // Unload the iSCSI configuration form.
+ // Uninstall the ComponentName and ComponentName2 protocol from iSCSI6 driver binding handle
+ // if it has been installed.
//
- IScsiConfigFormUnload (gIScsiIp4DriverBinding.DriverBindingHandle);
+ Status = gBS->HandleProtocol (
+ gIScsiIp6DriverBinding.DriverBindingHandle,
+ &gEfiComponentNameProtocolGuid,
+ (VOID **) &ComponentName
+ );
+ if (!EFI_ERROR (Status)) {
+ Status = gBS->UninstallMultipleProtocolInterfaces (
+ gIScsiIp6DriverBinding.DriverBindingHandle,
+ &gEfiComponentNameProtocolGuid,
+ ComponentName,
+ NULL
+ );
+ if (EFI_ERROR (Status)) {
+ goto ON_EXIT;
+ }
+ }
+
+ Status = gBS->HandleProtocol (
+ gIScsiIp6DriverBinding.DriverBindingHandle,
+ &gEfiComponentName2ProtocolGuid,
+ (VOID **) &ComponentName2
+ );
+ if (!EFI_ERROR (Status)) {
+ gBS->UninstallMultipleProtocolInterfaces (
+ gIScsiIp6DriverBinding.DriverBindingHandle,
+ &gEfiComponentName2ProtocolGuid,
+ ComponentName2,
+ NULL
+ );
+ if (EFI_ERROR (Status)) {
+ goto ON_EXIT;
+ }
+ }
//
- // Uninstall the protocols installed by iSCSI driver.
+ // Uninstall the IScsiInitiatorNameProtocol and all the driver binding protocols.
//
- gBS->UninstallMultipleProtocolInterfaces (
- ImageHandle,
- &gEfiAuthenticationInfoProtocolGuid,
- &gIScsiAuthenticationInfo,
- NULL
- );
-
- if (gIScsiControllerNameTable!= NULL) {
- FreeUnicodeStringTable (gIScsiControllerNameTable);
- gIScsiControllerNameTable = NULL;
+ Status = gBS->UninstallMultipleProtocolInterfaces (
+ gIScsiIp4DriverBinding.DriverBindingHandle,
+ &gEfiDriverBindingProtocolGuid,
+ &gIScsiIp4DriverBinding,
+ &gEfiIScsiInitiatorNameProtocolGuid,
+ &gIScsiInitiatorName,
+ NULL
+ );
+ if (EFI_ERROR (Status)) {
+ goto ON_EXIT;
}
-
- gBS->UninstallMultipleProtocolInterfaces (
- gIScsiIp4DriverBinding.DriverBindingHandle,
- &gEfiDriverBindingProtocolGuid,
- &gIScsiIp4DriverBinding,
- &gEfiComponentName2ProtocolGuid,
- &gIScsiComponentName2,
- &gEfiComponentNameProtocolGuid,
- &gIScsiComponentName,
- &gEfiIScsiInitiatorNameProtocolGuid,
- &gIScsiInitiatorName,
- NULL
- );
- gBS->UninstallMultipleProtocolInterfaces (
- gIScsiIp6DriverBinding.DriverBindingHandle,
- &gEfiDriverBindingProtocolGuid,
- &gIScsiIp6DriverBinding,
- &gEfiComponentName2ProtocolGuid,
- &gIScsiComponentName2,
- &gEfiComponentNameProtocolGuid,
- &gIScsiComponentName,
- NULL
- );
+ Status = gBS->UninstallMultipleProtocolInterfaces (
+ gIScsiIp6DriverBinding.DriverBindingHandle,
+ &gEfiDriverBindingProtocolGuid,
+ &gIScsiIp6DriverBinding,
+ NULL
+ );
- return EFI_SUCCESS;
+ON_EXIT:
+
+ if (DeviceHandleBuffer != NULL) {
+ FreePool (DeviceHandleBuffer);
+ }
+
+ return Status;
}
/**
diff --git a/NetworkPkg/IScsiDxe/IScsiMisc.c b/NetworkPkg/IScsiDxe/IScsiMisc.c index 6ed4974545..444d6f062e 100644 --- a/NetworkPkg/IScsiDxe/IScsiMisc.c +++ b/NetworkPkg/IScsiDxe/IScsiMisc.c @@ -1,7 +1,7 @@ /** @file
Miscellaneous routines for iSCSI driver.
-Copyright (c) 2004 - 2013, Intel Corporation. All rights reserved.<BR>
+Copyright (c) 2004 - 2014, 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
@@ -1436,3 +1436,70 @@ IScsiOnExitBootService ( IScsiSessionAbort (Private->Session);
}
}
+
+/**
+ Tests whether a controller handle is being managed by IScsi driver.
+
+ This function tests whether the driver specified by DriverBindingHandle is
+ currently managing the controller specified by ControllerHandle. This test
+ is performed by evaluating if the the protocol specified by ProtocolGuid is
+ present on ControllerHandle and is was opened by DriverBindingHandle and Nic
+ Device handle with an attribute of EFI_OPEN_PROTOCOL_BY_DRIVER.
+ If ProtocolGuid is NULL, then ASSERT().
+
+ @param ControllerHandle A handle for a controller to test.
+ @param DriverBindingHandle Specifies the driver binding handle for the
+ driver.
+ @param ProtocolGuid Specifies the protocol that the driver specified
+ by DriverBindingHandle opens in its Start()
+ function.
+
+ @retval EFI_SUCCESS ControllerHandle is managed by the driver
+ specified by DriverBindingHandle.
+ @retval EFI_UNSUPPORTED ControllerHandle is not managed by the driver
+ specified by DriverBindingHandle.
+
+**/
+EFI_STATUS
+EFIAPI
+IScsiTestManagedDevice (
+ IN EFI_HANDLE ControllerHandle,
+ IN EFI_HANDLE DriverBindingHandle,
+ IN EFI_GUID *ProtocolGuid
+ )
+{
+ EFI_STATUS Status;
+ VOID *ManagedInterface;
+ EFI_HANDLE NicControllerHandle;
+
+ ASSERT (ProtocolGuid != NULL);
+
+ NicControllerHandle = NetLibGetNicHandle (ControllerHandle, ProtocolGuid);
+ if (NicControllerHandle == NULL) {
+ return EFI_UNSUPPORTED;
+ }
+
+ Status = gBS->OpenProtocol (
+ ControllerHandle,
+ (EFI_GUID *) ProtocolGuid,
+ &ManagedInterface,
+ DriverBindingHandle,
+ NicControllerHandle,
+ EFI_OPEN_PROTOCOL_BY_DRIVER
+ );
+ if (!EFI_ERROR (Status)) {
+ gBS->CloseProtocol (
+ ControllerHandle,
+ (EFI_GUID *) ProtocolGuid,
+ DriverBindingHandle,
+ NicControllerHandle
+ );
+ return EFI_UNSUPPORTED;
+ }
+
+ if (Status != EFI_ALREADY_STARTED) {
+ return EFI_UNSUPPORTED;
+ }
+
+ return EFI_SUCCESS;
+}
diff --git a/NetworkPkg/IScsiDxe/IScsiMisc.h b/NetworkPkg/IScsiDxe/IScsiMisc.h index e2a27806ac..fd9e3af764 100644 --- a/NetworkPkg/IScsiDxe/IScsiMisc.h +++ b/NetworkPkg/IScsiDxe/IScsiMisc.h @@ -1,7 +1,7 @@ /** @file
Miscellaneous definitions for iSCSI driver.
-Copyright (c) 2004 - 2013, Intel Corporation. All rights reserved.<BR>
+Copyright (c) 2004 - 2014, 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
@@ -357,4 +357,34 @@ IScsiOnExitBootService ( IN VOID *Context
);
+/**
+ Tests whether a controller handle is being managed by IScsi driver.
+
+ This function tests whether the driver specified by DriverBindingHandle is
+ currently managing the controller specified by ControllerHandle. This test
+ is performed by evaluating if the the protocol specified by ProtocolGuid is
+ present on ControllerHandle and is was opened by DriverBindingHandle and Nic
+ Device handle with an attribute of EFI_OPEN_PROTOCOL_BY_DRIVER.
+ If ProtocolGuid is NULL, then ASSERT().
+
+ @param ControllerHandle A handle for a controller to test.
+ @param DriverBindingHandle Specifies the driver binding handle for the
+ driver.
+ @param ProtocolGuid Specifies the protocol that the driver specified
+ by DriverBindingHandle opens in its Start()
+ function.
+
+ @retval EFI_SUCCESS ControllerHandle is managed by the driver
+ specified by DriverBindingHandle.
+ @retval EFI_UNSUPPORTED ControllerHandle is not managed by the driver
+ specified by DriverBindingHandle.
+
+**/
+EFI_STATUS
+EFIAPI
+IScsiTestManagedDevice (
+ IN EFI_HANDLE ControllerHandle,
+ IN EFI_HANDLE DriverBindingHandle,
+ IN EFI_GUID *ProtocolGuid
+ );
#endif
|