Code scrub for PCI Bus module and PciIncompatibleDeviceSupportLib module.
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@8662 6f19259b-4bc3-4df7-8a09-765794883524
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@@ -1,41 +1,49 @@
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/** @file
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Functions implementation for Bus Specific Driver Override protoocl.
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Copyright (c) 2006, Intel Corporation
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All rights reserved. This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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Copyright (c) 2006 - 2009, Intel Corporation
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All rights reserved. This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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**/
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#include "PciBus.h"
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/**
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Initializes a PCI Driver Override Instance.
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@param PciIoDevice Device instance.
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@param PciIoDevice PCI Device instance.
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**/
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VOID
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InitializePciDriverOverrideInstance (
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PCI_IO_DEVICE *PciIoDevice
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IN OUT PCI_IO_DEVICE *PciIoDevice
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)
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{
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PciIoDevice->PciDriverOverride.GetDriver = GetDriver;
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}
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/**
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Get a overriding driver image.
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@param This Pointer to instance of EFI_BUS_SPECIFIC_DRIVER_OVERRIDE_PROTOCOL.
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@param DriverImageHandle Override driver image.
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@retval EFI_SUCCESS Success to get driver image handle.
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@retval EFI_NOT_FOUND can not find override driver image.
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@retval EFI_INVALID_PARAMETER Invalid parameter.
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Uses a bus specific algorithm to retrieve a driver image handle for a controller.
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@param This A pointer to the EFI_BUS_SPECIFIC_DRIVER_OVERRIDE_PROTOCOL instance.
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@param DriverImageHandle On input, a pointer to the previous driver image handle returned
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by GetDriver(). On output, a pointer to the next driver
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image handle. Passing in a NULL, will return the first driver
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image handle.
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@retval EFI_SUCCESS A bus specific override driver is returned in DriverImageHandle.
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@retval EFI_NOT_FOUND The end of the list of override drivers was reached.
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A bus specific override driver is not returned in DriverImageHandle.
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@retval EFI_INVALID_PARAMETER DriverImageHandle is not a handle that was returned on a
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previous call to GetDriver().
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**/
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EFI_STATUS
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EFIAPI
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@@ -84,13 +92,15 @@ GetDriver (
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}
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/**
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Add an overriding driver image
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Add an overriding driver image.
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@param PciIoDevice Instance of PciIo device.
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@param DriverImageHandle new added driver image.
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@retval EFI_OUT_OF_RESOURCES no memory resource for new driver instance.
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@retval EFI_SUCCESS Success add driver.
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@retval EFI_SUCCESS Successfully added driver.
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@retval EFI_OUT_OF_RESOURCES No memory resource for new driver instance.
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@retval other Some error occurred when locating gEfiLoadedImageProtocolGuid.
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**/
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EFI_STATUS
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AddDriver (
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@@ -124,16 +134,9 @@ AddDriver (
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ImageContext.ImageRead = PeCoffLoaderImageReadFromMemory;
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//
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// Get information about the image
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// Get information about the image
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//
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Status = PeCoffLoaderGetImageInfo (&ImageContext);
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if (EFI_ERROR (Status)) {
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return EFI_SUCCESS;
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}
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if (ImageContext.Machine != EFI_IMAGE_MACHINE_EBC) {
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return EFI_SUCCESS;
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}
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PeCoffLoaderGetImageInfo (&ImageContext);
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return EFI_SUCCESS;
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}
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