diff options
Diffstat (limited to 'Board/EM/MeWrapper/AmtWrapper/Dxe/BdsConnect.c')
| -rw-r--r-- | Board/EM/MeWrapper/AmtWrapper/Dxe/BdsConnect.c | 175 |
1 files changed, 175 insertions, 0 deletions
diff --git a/Board/EM/MeWrapper/AmtWrapper/Dxe/BdsConnect.c b/Board/EM/MeWrapper/AmtWrapper/Dxe/BdsConnect.c new file mode 100644 index 0000000..597727f --- /dev/null +++ b/Board/EM/MeWrapper/AmtWrapper/Dxe/BdsConnect.c @@ -0,0 +1,175 @@ +//************************************************************************* +//************************************************************************* +//** ** +//** (C)Copyright 1985-2010, American Megatrends, Inc. ** +//** ** +//** All Rights Reserved. ** +//** ** +//** 5555 Oakbrook Parkway, Suite 200, Norcross, GA 30093 ** +//** ** +//** Phone: (770)-246-8600 ** +//** ** +//************************************************************************* +//************************************************************************* +//********************************************************************** +// +// $Header: /Alaska/SOURCE/Modules/SharkBayRefCodes/ME/AmtWrapper/AmtWrapperDxe/BdsConnect.c 1 2/08/12 1:08a Klzhan $ +// +// $Revision: 1 $ +// +// $Date: 2/08/12 1:08a $ +// +//********************************************************************** +// Revision History +// ---------------- +// $Log: /Alaska/SOURCE/Modules/SharkBayRefCodes/ME/AmtWrapper/AmtWrapperDxe/BdsConnect.c $ +// +// 1 2/08/12 1:08a Klzhan +// Initial Check in +// +// 1 2/25/11 1:43a Klzhan +// Initial Check-in +// +// 1 12/03/10 5:10a Klzhan +// Initial Check-in. +// +// +//********************************************************************** + +//<AMI_FHDR_START> +//---------------------------------------------------------------------------- +// +// Name: BdsConnect.c +// +// Description: Connect the device for AMT Boot. +// +//---------------------------------------------------------------------------- +//<AMI_FHDR_END> +/*++ + +Copyright (c) 2004, Intel Corporation +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 + +THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, +WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. + +Module Name: + + BdsConnect.c + +Abstract: + + BDS Lib functions which relate with connect the device + +--*/ +#include "BdsLib.h" +#include "EdkIIGlueUefiLib.h" + +EFI_STATUS +BdsLibConnectAllEfi ( + VOID + ) +/*++ + +Routine Description: + + This function will connect all current system handles recursively. The + connection will finish until every handle's child handle created if it have. + +Arguments: + + None + +Returns: + + EFI_SUCCESS - All handles and it's child handle have been connected + + EFI_STATUS - Return the status of gBS->LocateHandleBuffer(). + +--*/ +{ + EFI_STATUS Status; + UINTN HandleCount; + EFI_HANDLE *HandleBuffer; + UINTN Index; + + Status = gBS->LocateHandleBuffer ( + AllHandles, + NULL, + NULL, + &HandleCount, + &HandleBuffer + ); + if (EFI_ERROR (Status)) { + return Status; + } + + for (Index = 0; Index < HandleCount; Index++) { + Status = gBS->ConnectController (HandleBuffer[Index], NULL, NULL, TRUE); + } + + gBS->FreePool (HandleBuffer); + + return EFI_SUCCESS; +} + +VOID +BdsLibConnectAllDriversToAllControllers ( + VOID + ) +/*++ + +Routine Description: + + Connects all drivers to all controllers. + This function make sure all the current system driver will manage + the correspoinding controllers if have. And at the same time, make + sure all the system controllers have driver to manage it if have. + +Arguments: + + None + +Returns: + + None + +--*/ +{ + EFI_STATUS Status; + + Status = EfiGetSystemConfigurationTable (&gEfiDxeServicesTableGuid, (VOID**) &gDS); + + do { + // + // Connect All EFI 1.10 drivers following EFI 1.10 algorithm + // + BdsLibConnectAllEfi (); + + // + // Check to see if it's possible to dispatch an more DXE drivers. + // The BdsLibConnectAllEfi () may have made new DXE drivers show up. + // If anything is Dispatched Status == EFI_SUCCESS and we will try + // the connect again. + // + Status = gDS->Dispatch (); + + } while (!EFI_ERROR (Status)); + +} +//************************************************************************* +//************************************************************************* +//** ** +//** (C)Copyright 1985-2010, American Megatrends, Inc. ** +//** ** +//** All Rights Reserved. ** +//** ** +//** 5555 Oakbrook Parkway, Suite 200, Norcross, GA 30093 ** +//** ** +//** Phone: (770)-246-8600 ** +//** ** +//************************************************************************* +//*************************************************************************
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