b6c4ecad36
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@6570 6f19259b-4bc3-4df7-8a09-765794883524
224 lines
7.7 KiB
C
224 lines
7.7 KiB
C
/** @file
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Copyright (c) 2005 - 2007, 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:
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MnpDriver.h
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Abstract:
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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 <PiDxe.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/UefiDriverEntryPoint.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 <Library/BaseLib.h>
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#include <Library/MemoryAllocationLib.h>
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#include <Library/BaseMemoryLib.h>
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//
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// Required Global Variables
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//
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extern EFI_DRIVER_BINDING_PROTOCOL gMnpDriverBinding;
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extern EFI_COMPONENT_NAME_PROTOCOL gMnpComponentName;
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extern EFI_COMPONENT_NAME2_PROTOCOL gMnpComponentName2;
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#define MNP_SERVICE_DATA_SIGNATURE EFI_SIGNATURE_32 ('M', 'n', 'p', 'S')
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typedef struct _MNP_SERVICE_DATA {
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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 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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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
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drivers as small as possible, there are a few calling restrictions for
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this service. ConnectController() must follow these
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calling restrictions. If any other agent wishes to call Start() it
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must also follow these calling restrictions.
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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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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
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make drivers as small as possible, there are a few calling
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restrictions for this service. DisconnectController()
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must follow these calling restrictions. If any other agent wishes
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to call Stop() it must also follow these calling restrictions.
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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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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
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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 This Protocol instance pointer.
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@param 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 it is
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not NULL, then the I/O services are added to the
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existing child handle.
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@retval EFI_SUCCES The child handle was created with the I/O
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services.
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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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MnpServiceBindingCreateChild (
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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 set of I/O services.
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@param This Protocol instance pointer.
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@param ChildHandle Handle of the child to destroy.
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@retval EFI_SUCCES The I/O services were removed from the child
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handle.
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@retval EFI_UNSUPPORTED The child handle does not support the I/O services
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that are being removed.
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@retval EFI_INVALID_PARAMETER Child handle is not a valid EFI Handle.
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@retval EFI_ACCESS_DENIED The child handle could not be destroyed because
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its I/O 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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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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