mirror of https://github.com/acidanthera/audk.git
112 lines
3.9 KiB
C
112 lines
3.9 KiB
C
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/** @file
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EFI ControllerHandle Driver Protocol
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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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Module Name: DriverBinding.h
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**/
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#ifndef __EFI_DRIVER_BINDING_H__
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#define __EFI_DRIVER_BINDING_H__
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//
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// Global ID for the ControllerHandle Driver Protocol
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//
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#define EFI_DRIVER_BINDING_PROTOCOL_GUID \
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{ \
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0x18a031ab, 0xb443, 0x4d1a, {0xa5, 0xc0, 0xc, 0x9, 0x26, 0x1e, 0x9f, 0x71 } \
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}
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typedef struct _EFI_DRIVER_BINDING_PROTOCOL EFI_DRIVER_BINDING_PROTOCOL;
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/**
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Test to see if this driver supports ControllerHandle.
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@param This Protocol instance pointer.
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@param ControllerHandle Handle of device to test
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@param RemainingDevicePath Optional parameter use to pick a specific child
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device to start.
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@retval EFI_SUCCESS This driver supports this device
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@retval EFI_ALREADY_STARTED This driver is already running on this device
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@retval other This driver does not support this device
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**/
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typedef
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EFI_STATUS
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(EFIAPI *EFI_DRIVER_BINDING_SUPPORTED) (
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IN EFI_DRIVER_BINDING_PROTOCOL *This,
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IN EFI_HANDLE ControllerHandle,
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IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath OPTIONAL
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)
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;
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/**
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Start this driver on ControllerHandle.
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@param This Protocol instance pointer.
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@param ControllerHandle Handle of device to bind driver to
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@param RemainingDevicePath Optional parameter use to pick a specific child
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device to start.
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@retval EFI_SUCCESS This driver is added to ControllerHandle
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@retval EFI_ALREADY_STARTED This driver is already running on ControllerHandle
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@retval other This driver does not support this device
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**/
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typedef
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EFI_STATUS
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(EFIAPI *EFI_DRIVER_BINDING_START) (
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IN EFI_DRIVER_BINDING_PROTOCOL *This,
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IN EFI_HANDLE ControllerHandle,
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IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath OPTIONAL
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)
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;
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/**
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Stop this driver on ControllerHandle.
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@param This Protocol instance pointer.
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@param ControllerHandle Handle of device to stop driver on
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@param NumberOfChildren Number of Handles in ChildHandleBuffer. If number of
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children is zero stop the entire bus driver.
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@param ChildHandleBuffer List of Child Handles to Stop.
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@retval EFI_SUCCESS This driver is removed ControllerHandle
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@retval other This driver was not removed from this device
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**/
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typedef
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EFI_STATUS
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(EFIAPI *EFI_DRIVER_BINDING_STOP) (
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IN EFI_DRIVER_BINDING_PROTOCOL *This,
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IN EFI_HANDLE ControllerHandle,
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IN UINTN NumberOfChildren,
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IN EFI_HANDLE *ChildHandleBuffer OPTIONAL
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)
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;
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//
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// Interface structure for the ControllerHandle Driver Protocol
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//
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struct _EFI_DRIVER_BINDING_PROTOCOL {
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EFI_DRIVER_BINDING_SUPPORTED Supported;
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EFI_DRIVER_BINDING_START Start;
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EFI_DRIVER_BINDING_STOP Stop;
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UINT32 Version;
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EFI_HANDLE ImageHandle;
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EFI_HANDLE DriverBindingHandle;
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};
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extern EFI_GUID gEfiDriverBindingProtocolGuid;
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#endif
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