2007-06-19 12:12:02 +02:00
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/** @file
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2007-11-22 07:00:39 +01:00
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Bus Specific Driver Override protocol as defined in the UEFI 2.0 specification.
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2007-06-19 12:12:02 +02:00
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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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**/
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#ifndef _EFI_BUS_SPECIFIC_DRIVER_OVERRIDE_PROTOCOL_H_
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#define _EFI_BUS_SPECIFIC_DRIVER_OVERRIDE_PROTOCOL_H_
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//
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// Global ID for the Bus Specific Driver Override Protocol
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//
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#define EFI_BUS_SPECIFIC_DRIVER_OVERRIDE_PROTOCOL_GUID \
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{ \
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0x3bc1b285, 0x8a15, 0x4a82, {0xaa, 0xbf, 0x4d, 0x7d, 0x13, 0xfb, 0x32, 0x65 } \
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}
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typedef struct _EFI_BUS_SPECIFIC_DRIVER_OVERRIDE_PROTOCOL EFI_BUS_SPECIFIC_DRIVER_OVERRIDE_PROTOCOL;
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//
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// Prototypes for the Bus Specific Driver Override Protocol
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//
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/**
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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_
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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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@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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typedef
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EFI_STATUS
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(EFIAPI *EFI_BUS_SPECIFIC_DRIVER_OVERRIDE_GET_DRIVER) (
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IN EFI_BUS_SPECIFIC_DRIVER_OVERRIDE_PROTOCOL *This,
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IN OUT EFI_HANDLE *DriverImageHandle
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);
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//
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// Interface structure for the Bus Specific Driver Override Protocol
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//
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struct _EFI_BUS_SPECIFIC_DRIVER_OVERRIDE_PROTOCOL {
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EFI_BUS_SPECIFIC_DRIVER_OVERRIDE_GET_DRIVER GetDriver;
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};
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extern EFI_GUID gEfiBusSpecificDriverOverrideProtocolGuid;
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#endif
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