Network driver don't depend on PI definition. git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@7479 6f19259b-4bc3-4df7-8a09-765794883524
		
			
				
	
	
		
			341 lines
		
	
	
		
			16 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			341 lines
		
	
	
		
			16 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
/** @file
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  ARP driver header file.
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Copyright (c) 2006 - 2008, Intel Corporation.<BR>
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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<BR>
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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 _ARP_DRIVER_H_
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#define _ARP_DRIVER_H_
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#include <Uefi.h>
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#include <Protocol/Arp.h>
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#include <Protocol/ManagedNetwork.h>
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#include <Protocol/ServiceBinding.h>
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#include <Library/DebugLib.h>
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#include <Library/UefiDriverEntryPoint.h>
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#include <Library/UefiBootServicesTableLib.h>
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#include <Library/UefiLib.h>
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//
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// Global variables
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//
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extern EFI_DRIVER_BINDING_PROTOCOL    gArpDriverBinding;
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extern EFI_COMPONENT_NAME_PROTOCOL    gArpComponentName;
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extern EFI_COMPONENT_NAME2_PROTOCOL   gArpComponentName2;
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//
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// Function prototypes for the Drivr Binding Protocol
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//
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/**
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  Tests to see if this driver supports a given controller. 
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  If a child device is provided, it further tests to see if this driver supports 
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  creating a handle for the specified child device.
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  @param[in]  This                 A pointer to the EFI_DRIVER_BINDING_PROTOCOL instance.
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  @param[in]  ControllerHandle     The handle of the controller to test. This handle 
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                                   must support a protocol interface that supplies 
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                                   an I/O abstraction to the driver.
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  @param[in]  RemainingDevicePath  A pointer to the remaining portion of a device path. 
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                                   This parameter is ignored by device drivers, 
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                                   and is optional for bus drivers.
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  @retval EFI_SUCCESS              The device specified by ControllerHandle and
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                                   RemainingDevicePath is supported by the driver 
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                                   specified by This.
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  @retval EFI_ALREADY_STARTED      The device specified by ControllerHandle and
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                                   RemainingDevicePath is already being managed 
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                                   by the driver specified by This.
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  @retval EFI_ACCESS_DENIED        The device specified by ControllerHandle and
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                                   RemainingDevicePath is already being managed by 
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                                   a different driver or an application that 
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                                   requires exclusive acces. Currently not implemented.
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  @retval EFI_UNSUPPORTED          The device specified by ControllerHandle and
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                                   RemainingDevicePath is not supported by the 
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                                   driver specified by This.
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**/
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EFI_STATUS
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EFIAPI
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ArpDriverBindingSupported (
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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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  Start this driver on ControllerHandle. 
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  The Start() function is designed to be invoked from the EFI boot service ConnectController(). 
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  As a result, much of the error checking on the parameters to Start() has been 
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  moved into this common boot service. It is legal to call Start() from other locations, 
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  but the following calling restrictions must be followed or the system behavior 
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  will not be deterministic.
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  1. ControllerHandle must be a valid EFI_HANDLE.
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  2. If RemainingDevicePath is not NULL, then it must be a pointer to a naturally 
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     aligned EFI_DEVICE_PATH_PROTOCOL.
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  3. Prior to calling Start(), the Supported() function for the driver specified 
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     by This must have been called with the same calling parameters, and Supported() 
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     must have returned EFI_SUCCESS.  
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  @param[in]  This                 A pointer to the EFI_DRIVER_BINDING_PROTOCOL instance.
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  @param[in]  ControllerHandle     The handle of the controller to start. This handle 
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                                   must support a protocol interface that supplies 
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                                   an I/O abstraction to the driver.
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  @param[in]  RemainingDevicePath  A pointer to the remaining portion of a device path. 
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                                   This parameter is ignored by device drivers, 
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                                   and is optional for bus drivers.
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  @retval EFI_SUCCESS              The device was started.
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  @retval EFI_DEVICE_ERROR         The device could not be started due to a device error.
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                                   Currently not implemented.
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  @retval EFI_OUT_OF_RESOURCES     The request could not be completed due to a lack of 
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                                   resources.
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  @retval Others                   The driver failded to start the device.
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**/
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EFI_STATUS
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EFIAPI
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ArpDriverBindingStart (
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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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  Stop this driver on ControllerHandle. 
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  Release the control of this controller and remove the IScsi functions. The Stop()
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  function is designed to be invoked from the EFI boot service DisconnectController(). 
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  As a result, much of the error checking on the parameters to Stop() has been moved 
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  into this common boot service. It is legal to call Stop() from other locations, 
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  but the following calling restrictions must be followed or the system behavior 
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  will not be deterministic.
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  1. ControllerHandle must be a valid EFI_HANDLE that was used on a previous call to this
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     same driver's Start() function.
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  2. The first NumberOfChildren handles of ChildHandleBuffer must all be a valid
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     EFI_HANDLE. In addition, all of these handles must have been created in this driver's
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     Start() function, and the Start() function must have called OpenProtocol() on
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     ControllerHandle with an Attribute of EFI_OPEN_PROTOCOL_BY_CHILD_CONTROLLER.
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  @param[in]  This              A pointer to the EFI_DRIVER_BINDING_PROTOCOL instance.
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  @param[in]  ControllerHandle  A handle to the device being stopped. The handle must 
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                                support a bus specific I/O protocol for the driver 
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                                to use to stop the device.
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  @param[in]  NumberOfChildren  The number of child device handles in ChildHandleBuffer.
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                                Not used.
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  @param[in]  ChildHandleBuffer An array of child handles to be freed. May be NULL 
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                                if NumberOfChildren is 0.Not used.
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  @retval EFI_SUCCESS           The device was stopped.
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  @retval EFI_DEVICE_ERROR      The device could not be stopped due to a device error.
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**/
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EFI_STATUS
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EFIAPI
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ArpDriverBindingStop (
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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
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  );
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/**
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  Creates a child handle and installs a protocol.
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  The CreateChild() function installs a protocol on ChildHandle. 
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  If ChildHandle is a pointer to NULL, then a new handle is created and returned 
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  in ChildHandle. If ChildHandle is not a pointer to NULL, then the protocol 
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  installs on the existing ChildHandle.
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  @param  This        Pointer to the EFI_SERVICE_BINDING_PROTOCOL instance.
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  @param  ChildHandle Pointer to the handle of the child to create. If it is NULL,
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                      then a new handle is created. If it is a pointer to an existing 
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                      UEFI handle, then the protocol is added to the existing UEFI handle.
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  @retval EFI_SUCCES            The protocol was added to ChildHandle.
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  @retval EFI_INVALID_PARAMETER ChildHandle is NULL.
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  @retval EFI_OUT_OF_RESOURCES  There are not enough resources availabe to create
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                                the child
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  @retval other                 The child handle was not created
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**/
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EFI_STATUS
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EFIAPI
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ArpServiceBindingCreateChild (
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  IN EFI_SERVICE_BINDING_PROTOCOL  *This,
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  IN EFI_HANDLE                    *ChildHandle
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  );
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/**
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  Destroys a child handle with a protocol installed on it.
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  The DestroyChild() function does the opposite of CreateChild(). It removes a protocol 
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  that was installed by CreateChild() from ChildHandle. If the removed protocol is the 
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  last protocol on ChildHandle, then ChildHandle is destroyed.
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  @param  This        Pointer to the EFI_SERVICE_BINDING_PROTOCOL instance.
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  @param  ChildHandle Handle of the child to destroy
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  @retval EFI_SUCCES            The protocol was removed from ChildHandle.
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  @retval EFI_UNSUPPORTED       ChildHandle does not support the protocol that is 
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                                being removed.
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  @retval EFI_INVALID_PARAMETER Child handle is not a valid UEFI Handle.
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  @retval EFI_ACCESS_DENIED     The protocol could not be removed from the ChildHandle
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                                because its services are being used.
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  @retval other                 The child handle was not destroyed
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**/
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EFI_STATUS
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EFIAPI
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ArpServiceBindingDestroyChild (
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  IN EFI_SERVICE_BINDING_PROTOCOL  *This,
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  IN EFI_HANDLE                    ChildHandle
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  );
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//
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// EFI Component Name Functions
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//
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/**
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  Retrieves a Unicode string that is the user readable name of the driver.
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  This function retrieves the user readable name of a driver in the form of a
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  Unicode string. If the driver specified by This has a user readable name in
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  the language specified by Language, then a pointer to the driver name is
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  returned in DriverName, and EFI_SUCCESS is returned. If the driver specified
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  by This does not support the language specified by Language,
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  then EFI_UNSUPPORTED is returned.
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  @param[in]  This              A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or
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                                EFI_COMPONENT_NAME_PROTOCOL instance.
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  @param[in]  Language          A pointer to a Null-terminated ASCII string
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                                array indicating the language. This is the
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                                language of the driver name that the caller is
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                                requesting, and it must match one of the
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                                languages specified in SupportedLanguages. The
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                                number of languages supported by a driver is up
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                                to the driver writer. Language is specified
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                                in RFC 3066 or ISO 639-2 language code format.
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  @param[out]  DriverName       A pointer to the Unicode string to return.
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                                This Unicode string is the name of the
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                                driver specified by This in the language
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                                specified by Language.
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  @retval EFI_SUCCESS           The Unicode string for the Driver specified by
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                                This and the language specified by Language was
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                                returned in DriverName.
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  @retval EFI_INVALID_PARAMETER Language is NULL.
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  @retval EFI_INVALID_PARAMETER DriverName is NULL.
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  @retval EFI_UNSUPPORTED       The driver specified by This does not support
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                                the language specified by Language.
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**/
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EFI_STATUS
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EFIAPI
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ArpComponentNameGetDriverName (
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  IN  EFI_COMPONENT_NAME_PROTOCOL  *This,
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  IN  CHAR8                        *Language,
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  OUT CHAR16                       **DriverName
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  );
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/**
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  Retrieves a Unicode string that is the user readable name of the controller
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  that is being managed by a driver.
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  This function retrieves the user readable name of the controller specified by
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  ControllerHandle and ChildHandle in the form of a Unicode string. If the
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  driver specified by This has a user readable name in the language specified by
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  Language, then a pointer to the controller name is returned in ControllerName,
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  and EFI_SUCCESS is returned.  If the driver specified by This is not currently
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  managing the controller specified by ControllerHandle and ChildHandle,
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  then EFI_UNSUPPORTED is returned.  If the driver specified by This does not
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  support the language specified by Language, then EFI_UNSUPPORTED is returned.
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  @param[in]  This              A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or
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                                EFI_COMPONENT_NAME_PROTOCOL instance.
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  @param[in]  ControllerHandle  The handle of a controller that the driver
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                                specified by This is managing.  This handle
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                                specifies the controller whose name is to be
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                                returned.
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  @param[in]  ChildHandle       The handle of the child controller to retrieve
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                                the name of.  This is an optional parameter that
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                                may be NULL.  It will be NULL for device
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                                drivers.  It will also be NULL for a bus drivers
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                                that wish to retrieve the name of the bus
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                                controller.  It will not be NULL for a bus
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                                driver that wishes to retrieve the name of a
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                                child controller.
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  @param[in]  Language          A pointer to a Null-terminated ASCII string
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                                array indicating the language.  This is the
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                                language of the driver name that the caller is
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                                requesting, and it must match one of the
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                                languages specified in SupportedLanguages. The
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                                number of languages supported by a driver is up
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                                to the driver writer. Language is specified in
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                                RFC 3066 or ISO 639-2 language code format.
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  @param[out]  ControllerName   A pointer to the Unicode string to return.
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                                This Unicode string is the name of the
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                                controller specified by ControllerHandle and
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                                ChildHandle in the language specified by
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                                Language from the point of view of the driver
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                                specified by This.
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  @retval EFI_SUCCESS           The Unicode string for the user readable name in
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                                the language specified by Language for the
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                                driver specified by This was returned in
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                                DriverName.
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  @retval EFI_INVALID_PARAMETER ControllerHandle is not a valid EFI_HANDLE.
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  @retval EFI_INVALID_PARAMETER ChildHandle is not NULL and it is not a valid
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                                EFI_HANDLE.
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  @retval EFI_INVALID_PARAMETER Language is NULL.
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  @retval EFI_INVALID_PARAMETER ControllerName is NULL.
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  @retval EFI_UNSUPPORTED       The driver specified by This is not currently
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                                managing the controller specified by
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                                ControllerHandle and ChildHandle.
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  @retval EFI_UNSUPPORTED       The driver specified by This does not support
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                                the language specified by Language.
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**/
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EFI_STATUS
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EFIAPI
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ArpComponentNameGetControllerName (
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  IN  EFI_COMPONENT_NAME_PROTOCOL                     *This,
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  IN  EFI_HANDLE                                      ControllerHandle,
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  IN  EFI_HANDLE                                      ChildHandle        OPTIONAL,
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  IN  CHAR8                                           *Language,
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  OUT CHAR16                                          **ControllerName
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  );
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#endif
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