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MdeModulePkg/AtaBus: AtaBusDxe module would ignore ATA Pass Thru Protocol instances that do not have the LOGICAL attribute set 

Signed-off-by: Michael Kinney <michael.d.kinney@intel.com>
Reviewed-by: Feng Tian <feng.tian@intel.com>
Reviewed-by: Liming Gao <liming.gao@intel.com>



git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@14284 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
erictian 2013-04-18 02:08:51 +00:00
parent 772b601158
commit 8908e764fe
1 changed files with 26 additions and 1 deletions
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27
MdeModulePkg/Bus/Ata/AtaBusDxe/AtaBus.c
View File

@ -4,7 +4,7 @@
This file implements protocol interfaces: Driver Binding protocol,
Block IO protocol and DiskInfo protocol.
Copyright (c) 2009 - 2012, Intel Corporation. All rights reserved.<BR>
Copyright (c) 2009 - 2013, 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
@ -629,12 +629,37 @@ AtaBusDriverBindingSupported (
return Status;
}
//
// Test to see if this ATA Pass Thru Protocol is for a LOGICAL channel
//
if ((AtaPassThru->Mode->Attributes & EFI_ATA_PASS_THRU_ATTRIBUTES_LOGICAL) == 0) {
//
// Close the I/O Abstraction(s) used to perform the supported test
//
gBS->CloseProtocol (
Controller,
&gEfiAtaPassThruProtocolGuid,
This->DriverBindingHandle,
Controller
);
return EFI_UNSUPPORTED;
}
//
// Test RemainingDevicePath is valid or not.
//
if ((RemainingDevicePath != NULL) && !IsDevicePathEnd (RemainingDevicePath)) {
Status = AtaPassThru->GetDevice (AtaPassThru, RemainingDevicePath, &Port, &PortMultiplierPort);
if (EFI_ERROR (Status)) {
//
// Close the I/O Abstraction(s) used to perform the supported test
//
gBS->CloseProtocol (
Controller,
&gEfiAtaPassThruProtocolGuid,
This->DriverBindingHandle,
Controller
);
return Status;
}
}