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Fix an issue that upper layer driver can not use NIC card in its driver binding stop(). 

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@11574 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
tye1 2011-04-20 09:30:24 +00:00
parent d394581d11
commit f415234b3b
1 changed files with 22 additions and 30 deletions
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52
OptionRomPkg/UndiRuntimeDxe/Init.c
View File

@ -1,7 +1,7 @@
/** @file
Initialization functions for EFI UNDI32 driver.
Copyright (c) 2006 - 2008, Intel Corporation. All rights reserved.<BR>
Copyright (c) 2006 - 2011, 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
@ -573,7 +573,6 @@ UndiDriverStop (
UINTN Index;
UNDI32_DEV *UNDI32Device;
EFI_NETWORK_INTERFACE_IDENTIFIER_PROTOCOL *NIIProtocol;
EFI_PCI_IO_PROTOCOL *PciIo;
//
// Complete all outstanding transactions to Controller.
@ -617,24 +616,6 @@ UndiDriverStop (
UNDI32Device = UNDI_DEV_FROM_THIS (NIIProtocol);
//
// Restore original PCI attributes
//
Status = UNDI32Device->NicInfo.Io_Function->Attributes (
UNDI32Device->NicInfo.Io_Function,
EfiPciIoAttributeOperationSet,
UNDI32Device->NicInfo.OriginalPciAttributes,
NULL
);
ASSERT_EFI_ERROR (Status);
Status = gBS->CloseProtocol (
Controller,
&gEfiPciIoProtocolGuid,
This->DriverBindingHandle,
ChildHandleBuffer[Index]
);
Status = gBS->UninstallMultipleProtocolInterfaces (
ChildHandleBuffer[Index],
&gEfiDevicePathProtocolGuid,
@ -643,19 +624,30 @@ UndiDriverStop (
&UNDI32Device->NIIProtocol_31,
NULL
);
if (!EFI_ERROR (Status)) {
//
// Restore original PCI attributes
//
Status = UNDI32Device->NicInfo.Io_Function->Attributes (
UNDI32Device->NicInfo.Io_Function,
EfiPciIoAttributeOperationSet,
UNDI32Device->NicInfo.OriginalPciAttributes,
NULL
);
ASSERT_EFI_ERROR (Status);
Status = gBS->CloseProtocol (
Controller,
&gEfiPciIoProtocolGuid,
This->DriverBindingHandle,
ChildHandleBuffer[Index]
);
ASSERT_EFI_ERROR (Status);
if (EFI_ERROR (Status)) {
gBS->OpenProtocol (
Controller,
&gEfiPciIoProtocolGuid,
(VOID **) &PciIo,
This->DriverBindingHandle,
ChildHandleBuffer[Index],
EFI_OPEN_PROTOCOL_BY_CHILD_CONTROLLER
);
} else {
gBS->FreePool (UNDI32Device->Undi32DevPath);
gBS->FreePool (UNDI32Device);
}
}