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[mirror_edk2.git] / NetworkPkg / MnpDxe / MnpDriver.h

/** @file\r
  Declaration of structures and functions for MnpDxe driver.\r
\r
Copyright (c) 2005 - 2016, Intel Corporation. All rights reserved.<BR>\r
SPDX-License-Identifier: BSD-2-Clause-Patent\r
\r
**/\r
\r
#ifndef _MNP_DRIVER_H_\r
#define _MNP_DRIVER_H_\r
\r
#include <Uefi.h>\r
\r
#include <Protocol/ManagedNetwork.h>\r
#include <Protocol/SimpleNetwork.h>\r
#include <Protocol/ServiceBinding.h>\r
#include <Protocol/VlanConfig.h>\r
\r
#include <Library/BaseLib.h>\r
#include <Library/BaseMemoryLib.h>\r
#include <Library/DebugLib.h>\r
#include <Library/MemoryAllocationLib.h>\r
#include <Library/UefiBootServicesTableLib.h>\r
#include <Library/UefiLib.h>\r
#include <Library/NetLib.h>\r
#include <Library/DpcLib.h>\r
#include <Library/UefiRuntimeServicesTableLib.h>\r
#include <Library/DevicePathLib.h>\r
#include <Library/PrintLib.h>\r
\r
#include "ComponentName.h"\r
\r
#define MNP_DEVICE_DATA_SIGNATURE  SIGNATURE_32 ('M', 'n', 'p', 'D')\r
\r
//\r
// Global Variables\r
//\r
extern  EFI_DRIVER_BINDING_PROTOCOL  gMnpDriverBinding;\r
\r
typedef struct {\r
  UINT32                         Signature;\r
\r
  EFI_HANDLE                     ControllerHandle;\r
  EFI_HANDLE                     ImageHandle;\r
\r
  EFI_VLAN_CONFIG_PROTOCOL       VlanConfig;\r
  UINTN                          NumberOfVlan;\r
  CHAR16                         *MacString;\r
  EFI_SIMPLE_NETWORK_PROTOCOL    *Snp;\r
\r
  //\r
  // List of MNP_SERVICE_DATA\r
  //\r
  LIST_ENTRY                     ServiceList;\r
  //\r
  // Number of configured MNP Service Binding child\r
  //\r
  UINTN                          ConfiguredChildrenNumber;\r
\r
  LIST_ENTRY                     GroupAddressList;\r
  UINT32                         GroupAddressCount;\r
\r
  LIST_ENTRY                     FreeTxBufList;\r
  LIST_ENTRY                     AllTxBufList;\r
  UINT32                         TxBufCount;\r
\r
  NET_BUF_QUEUE                  FreeNbufQue;\r
  INTN                           NbufCnt;\r
\r
  EFI_EVENT                      PollTimer;\r
  BOOLEAN                        EnableSystemPoll;\r
\r
  EFI_EVENT                      TimeoutCheckTimer;\r
  EFI_EVENT                      MediaDetectTimer;\r
\r
  UINT32                         UnicastCount;\r
  UINT32                         BroadcastCount;\r
  UINT32                         MulticastCount;\r
  UINT32                         PromiscuousCount;\r
\r
  //\r
  // The size of the data buffer in the MNP_PACKET_BUFFER used to\r
  // store a packet.\r
  //\r
  UINT32                         BufferLength;\r
  UINT32                         PaddingSize;\r
  NET_BUF                        *RxNbufCache;\r
} MNP_DEVICE_DATA;\r
\r
#define MNP_DEVICE_DATA_FROM_THIS(a) \\r
  CR ( \\r
  (a), \\r
  MNP_DEVICE_DATA, \\r
  VlanConfig, \\r
  MNP_DEVICE_DATA_SIGNATURE \\r
  )\r
\r
#define MNP_SERVICE_DATA_SIGNATURE  SIGNATURE_32 ('M', 'n', 'p', 'S')\r
\r
typedef struct {\r
  UINT32                          Signature;\r
\r
  LIST_ENTRY                      Link;\r
\r
  MNP_DEVICE_DATA                 *MnpDeviceData;\r
  EFI_HANDLE                      ServiceHandle;\r
  EFI_SERVICE_BINDING_PROTOCOL    ServiceBinding;\r
  EFI_DEVICE_PATH_PROTOCOL        *DevicePath;\r
\r
  LIST_ENTRY                      ChildrenList;\r
  UINTN                           ChildrenNumber;\r
\r
  UINT32                          Mtu;\r
\r
  UINT16                          VlanId;\r
  UINT8                           Priority;\r
} MNP_SERVICE_DATA;\r
\r
#define MNP_SERVICE_DATA_FROM_THIS(a) \\r
  CR ( \\r
  (a), \\r
  MNP_SERVICE_DATA, \\r
  ServiceBinding, \\r
  MNP_SERVICE_DATA_SIGNATURE \\r
  )\r
\r
#define MNP_SERVICE_DATA_FROM_LINK(a) \\r
  CR ( \\r
  (a), \\r
  MNP_SERVICE_DATA, \\r
  Link, \\r
  MNP_SERVICE_DATA_SIGNATURE \\r
  )\r
\r
/**\r
  Test to see if this driver supports ControllerHandle. This service\r
  is called by the EFI boot service ConnectController(). In\r
  order to make drivers as small as possible, there are a few calling\r
  restrictions for this service. ConnectController() must\r
  follow these calling restrictions. If any other agent wishes to call\r
  Supported() it must also follow these calling restrictions.\r
\r
  @param[in]  This                 Protocol instance pointer.\r
  @param[in]  ControllerHandle     Handle of device to test.\r
  @param[in]  RemainingDevicePath  Optional parameter use to pick a specific\r
                                   child device to start.\r
\r
  @retval EFI_SUCCESS              This driver supports this device.\r
  @retval EFI_ALREADY_STARTED      This driver is already running on this device.\r
  @retval Others                   This driver does not support this device.\r
\r
**/\r
EFI_STATUS\r
EFIAPI\r
MnpDriverBindingSupported (\r
  IN EFI_DRIVER_BINDING_PROTOCOL  *This,\r
  IN EFI_HANDLE                   ControllerHandle,\r
  IN EFI_DEVICE_PATH_PROTOCOL     *RemainingDevicePath OPTIONAL\r
  );\r
\r
/**\r
  Start this driver on ControllerHandle. This service is called by the\r
  EFI boot service ConnectController(). In order to make drivers as small\r
  as possible, there are a few calling restrictions for this service.\r
  ConnectController() must follow these calling restrictions. If any other\r
  agent wishes to call Start() it must also follow these calling restrictions.\r
\r
  @param[in]       This                 Protocol instance pointer.\r
  @param[in]       ControllerHandle     Handle of device to bind driver to.\r
  @param[in]       RemainingDevicePath  Optional parameter use to pick a specific\r
                                        child device to start.\r
\r
  @retval EFI_SUCCESS           This driver is added to ControllerHandle.\r
  @retval EFI_ALREADY_STARTED   This driver is already running on ControllerHandle.\r
  @retval EFI_OUT_OF_RESOURCES  Failed to allocate memory for Mnp Service Data.\r
  @retval Others                This driver does not support this device.\r
\r
**/\r
EFI_STATUS\r
EFIAPI\r
MnpDriverBindingStart (\r
  IN EFI_DRIVER_BINDING_PROTOCOL  *This,\r
  IN EFI_HANDLE                   ControllerHandle,\r
  IN EFI_DEVICE_PATH_PROTOCOL     *RemainingDevicePath OPTIONAL\r
  );\r
\r
/**\r
  Stop this driver on ControllerHandle. This service is called by the\r
  EFI boot service DisconnectController(). In order to make drivers as\r
  small as possible, there are a few calling restrictions for this service.\r
  DisconnectController() must follow these calling restrictions. If any other\r
  agent wishes to call Stop() it must also follow these calling restrictions.\r
\r
  @param[in]  This               Protocol instance pointer.\r
  @param[in]  ControllerHandle   Handle of device to stop driver on.\r
  @param[in]  NumberOfChildren   Number of Handles in ChildHandleBuffer. If\r
                                 number of children is zero stop the entire\r
                                 bus driver.\r
  @param[in]  ChildHandleBuffer  List of Child Handles to Stop.\r
\r
  @retval EFI_SUCCESS            This driver is removed ControllerHandle.\r
  @retval EFI_DEVICE_ERROR       The device could not be stopped due to a device error.\r
\r
**/\r
EFI_STATUS\r
EFIAPI\r
MnpDriverBindingStop (\r
  IN EFI_DRIVER_BINDING_PROTOCOL  *This,\r
  IN EFI_HANDLE                   ControllerHandle,\r
  IN UINTN                        NumberOfChildren,\r
  IN EFI_HANDLE                   *ChildHandleBuffer OPTIONAL\r
  );\r
\r
/**\r
  Creates a child handle with a set of I/O services.\r
\r
  @param[in]       This              Protocol instance pointer.\r
  @param[in, out]  ChildHandle       Pointer to the handle of the child to create. If\r
                                     it is NULL, then a new handle is created. If\r
                                     it is not NULL, then the I/O services are added\r
                                     to the existing child handle.\r
\r
  @retval EFI_SUCCESS                The protocol was added to ChildHandle.\r
  @retval EFI_INVALID_PARAMETER      ChildHandle is NULL.\r
  @retval EFI_OUT_OF_RESOURCES       There are not enough resources available to\r
                                     create the child.\r
  @retval Others                     The child handle was not created.\r
\r
**/\r
EFI_STATUS\r
EFIAPI\r
MnpServiceBindingCreateChild (\r
  IN     EFI_SERVICE_BINDING_PROTOCOL  *This,\r
  IN OUT EFI_HANDLE                    *ChildHandle\r
  );\r
\r
/**\r
  Destroys a child handle with a set of I/O services.\r
\r
  The DestroyChild() function does the opposite of CreateChild(). It removes a\r
  protocol that was installed by CreateChild() from ChildHandle. If the removed\r
  protocol is the last protocol on ChildHandle, then ChildHandle is destroyed.\r
\r
  @param[in]  This               Pointer to the EFI_SERVICE_BINDING_PROTOCOL\r
                                 instance.\r
  @param[in]  ChildHandle        Handle of the child to destroy.\r
\r
  @retval EFI_SUCCESS            The protocol was removed from ChildHandle.\r
  @retval EFI_UNSUPPORTED        ChildHandle does not support the protocol that\r
                                 is being removed.\r
  @retval EFI_INVALID_PARAMETER  ChildHandle is NULL.\r
  @retval EFI_ACCESS_DENIED      The protocol could not be removed from the\r
                                 ChildHandle because its services are being\r
                                 used.\r
  @retval Others                 The child handle was not destroyed.\r
\r
**/\r
EFI_STATUS\r
EFIAPI\r
MnpServiceBindingDestroyChild (\r
  IN EFI_SERVICE_BINDING_PROTOCOL  *This,\r
  IN EFI_HANDLE                    ChildHandle\r
  );\r
\r
#endif\r