6e4bac4dac
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@7417 6f19259b-4bc3-4df7-8a09-765794883524
214 lines
7.9 KiB
C
214 lines
7.9 KiB
C
/** @file
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Declaration of strctures and functions for MnpDxe driver.
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Copyright (c) 2005 - 2007, Intel Corporation. <BR>
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All rights reserved. This program and the accompanying materials are licensed
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and made available under the terms and conditions of the BSD License which
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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 _MNP_DRIVER_H_
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#define _MNP_DRIVER_H_
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#include <Uefi.h>
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#include <Protocol/ManagedNetwork.h>
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#include <Protocol/SimpleNetwork.h>
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#include <Protocol/ServiceBinding.h>
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#include <Library/DebugLib.h>
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#include <Library/UefiBootServicesTableLib.h>
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#include <Library/UefiLib.h>
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#include <Library/NetLib.h>
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#include "ComponentName.h"
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#define MNP_SERVICE_DATA_SIGNATURE SIGNATURE_32 ('M', 'n', 'p', 'S')
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typedef struct {
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UINT32 Signature;
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EFI_HANDLE ControllerHandle;
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EFI_SERVICE_BINDING_PROTOCOL ServiceBinding;
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EFI_SIMPLE_NETWORK_PROTOCOL *Snp;
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UINT32 Mtu;
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LIST_ENTRY ChildrenList;
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UINTN ChildrenNumber;
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UINTN ConfiguredChildrenNumber;
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LIST_ENTRY GroupAddressList;
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UINT32 GroupAddressCount;
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EFI_EVENT TxTimeoutEvent;
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NET_BUF_QUEUE FreeNbufQue;
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INTN NbufCnt;
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EFI_EVENT PollTimer;
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BOOLEAN EnableSystemPoll;
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EFI_EVENT TimeoutCheckTimer;
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UINT32 UnicastCount;
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UINT32 BroadcastCount;
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UINT32 MulticastCount;
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UINT32 PromiscuousCount;
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//
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// The size of the data buffer in the MNP_PACKET_BUFFER used to
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// store a packet.
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//
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UINT32 BufferLength;
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UINT32 PaddingSize;
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NET_BUF *RxNbufCache;
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UINT8 *TxBuf;
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} MNP_SERVICE_DATA;
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#define MNP_SERVICE_DATA_FROM_THIS(a) \
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CR ( \
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(a), \
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MNP_SERVICE_DATA, \
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ServiceBinding, \
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MNP_SERVICE_DATA_SIGNATURE \
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)
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/**
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Test to see if this driver supports ControllerHandle. This service
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is called by the EFI boot service ConnectController(). In
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order to make drivers as small as possible, there are a few calling
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restrictions for this service. ConnectController() must
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follow these calling restrictions. If any other agent wishes to call
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Supported() it must also follow these calling restrictions.
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@param[in] This Protocol instance pointer.
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@param[in] ControllerHandle Handle of device to test.
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@param[in] RemainingDevicePath Optional parameter use to pick a specific
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child 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 Others This driver does not support this device.
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**/
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EFI_STATUS
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EFIAPI
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MnpDriverBindingSupported (
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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. This service is called by the
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EFI boot service ConnectController(). In order to make drivers as small
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as possible, there are a few calling restrictions for this service.
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ConnectController() must follow these calling restrictions. If any other
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agent wishes to call Start() it must also follow these calling restrictions.
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@param[in] This Protocol instance pointer.
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@param[in] ControllerHandle Handle of device to bind driver to.
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@param[in] RemainingDevicePath Optional parameter use to pick a specific
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child 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 EFI_OUT_OF_RESOURCES Failed to allocate memory for Mnp Service Data.
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@retval Others This driver does not support this device.
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**/
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EFI_STATUS
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EFIAPI
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MnpDriverBindingStart (
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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. This service is called by the
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EFI boot service DisconnectController(). In order to make drivers as
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small as possible, there are a few calling restrictions for this service.
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DisconnectController() must follow these calling restrictions. If any other
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agent wishes to call Stop() it must also follow these calling restrictions.
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@param[in] This Protocol instance pointer.
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@param[in] ControllerHandle Handle of device to stop driver on.
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@param[in] NumberOfChildren Number of Handles in ChildHandleBuffer. If
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number of children is zero stop the entire
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bus driver.
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@param[in] ChildHandleBuffer List of Child Handles to Stop.
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@retval EFI_SUCCESS This driver is removed ControllerHandle.
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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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MnpDriverBindingStop (
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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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Creates a child handle with a set of I/O services.
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@param[in] This Protocol instance pointer.
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@param[in, out] ChildHandle Pointer to the handle of the child to create. If
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it is NULL, then a new handle is created. If
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it is not NULL, then the I/O services are added
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to the existing child 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
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create the child.
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@retval Others 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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MnpServiceBindingCreateChild (
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IN EFI_SERVICE_BINDING_PROTOCOL *This,
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IN OUT EFI_HANDLE *ChildHandle
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);
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/**
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Destroys a child handle with a set of I/O services.
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The DestroyChild() function does the opposite of CreateChild(). It removes a
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protocol that was installed by CreateChild() from ChildHandle. If the removed
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protocol is the last protocol on ChildHandle, then ChildHandle is destroyed.
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@param[in] This Pointer to the EFI_SERVICE_BINDING_PROTOCOL
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instance.
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@param[in] 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
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is being removed.
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@retval EFI_INVALID_PARAMETER ChildHandle is not a valid UEFI handle.
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@retval EFI_ACCESS_DENIED The protocol could not be removed from the
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ChildHandle because its services are being
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used.
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@retval Others 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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MnpServiceBindingDestroyChild (
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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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#endif
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