Signed-off-by: Wu Jiaxin <jiaxin.wu@intel.com > Reviewed-by: Fu Siyuan <siyuan.fu@intel.com> Reviewed-by: Jin Eric <eric.jin@intel.com> git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@15017 6f19259b-4bc3-4df7-8a09-765794883524
		
			
				
	
	
		
			213 lines
		
	
	
		
			8.1 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			213 lines
		
	
	
		
			8.1 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /** @file
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|   Header file to be included by MnpVlan.c.
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| 
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| Copyright (c) 2009 - 2013, Intel Corporation. All rights reserved.<BR>
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| This program and the accompanying materials
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| are licensed and made available under the terms and conditions
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| of the BSD License which accompanies this distribution.  The full
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| text of the license may be found at<BR>
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| http://opensource.org/licenses/bsd-license.php
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| 
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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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| **/
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| 
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| #ifndef __MNP_VLAN_H__
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| #define __MNP_VLAN_H__
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| 
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| #include "MnpDriver.h"
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| 
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| extern EFI_VLAN_CONFIG_PROTOCOL mVlanConfigProtocolTemplate;
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| 
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| 
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| /**
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|   Create a child handle for the VLAN ID.
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| 
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|   @param[in]       ImageHandle        The driver image handle.
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|   @param[in]       ControllerHandle   Handle of device to bind driver to.
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|   @param[in]       VlanId             The VLAN ID.
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|   @param[out]      Devicepath         Pointer to returned device path for child handle.
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| 
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|   @return The handle of VLAN child or NULL if failed to create VLAN child.
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| 
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| **/
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| EFI_HANDLE
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| MnpCreateVlanChild (
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|   IN     EFI_HANDLE                  ImageHandle,
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|   IN     EFI_HANDLE                  ControllerHandle,
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|   IN     UINT16                      VlanId,
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|      OUT EFI_DEVICE_PATH_PROTOCOL    **Devicepath OPTIONAL
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|   );
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| 
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| /**
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|   Remove VLAN tag of a packet.
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| 
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|   @param[in, out]  MnpDeviceData      Pointer to the mnp device context data.
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|   @param[in, out]  Nbuf               Pointer to the NET_BUF to remove VLAN tag.
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|   @param[out]      VlanId             Pointer to the returned VLAN ID.
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| 
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|   @retval TRUE             VLAN tag is removed from this packet.
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|   @retval FALSE            There is no VLAN tag in this packet.
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| 
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| **/
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| BOOLEAN
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| MnpRemoveVlanTag (
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|   IN OUT MNP_DEVICE_DATA   *MnpDeviceData,
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|   IN OUT NET_BUF           *Nbuf,
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|      OUT UINT16            *VlanId
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|   );
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| 
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| /**
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|   Build the vlan packet to transmit from the TxData passed in.
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| 
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|   @param  MnpServiceData         Pointer to the mnp service context data.
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|   @param  TxData                 Pointer to the transmit data containing the
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|                                  information to build the packet.
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|   @param  ProtocolType           Pointer to the Ethernet protocol type.
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|   @param  Packet                 Pointer to record the address of the packet.
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|   @param  Length                 Pointer to a UINT32 variable used to record the
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|                                  packet's length.
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| 
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| **/
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| VOID
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| MnpInsertVlanTag (
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|   IN     MNP_SERVICE_DATA                    *MnpServiceData,
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|   IN     EFI_MANAGED_NETWORK_TRANSMIT_DATA   *TxData,
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|      OUT UINT16                              *ProtocolType,
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|   IN OUT UINT8                               **Packet,
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|   IN OUT UINT32                              *Length
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|   );
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| 
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| /**
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|   Get VLAN configuration variable.
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| 
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|   @param[in]       MnpDeviceData      Pointer to the MNP device context data.
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|   @param[out]      NumberOfVlan       Pointer to number of VLAN to be returned.
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|   @param[out]      VlanVariable       Pointer to the buffer to return requested
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|                                       array of VLAN_TCI.
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| 
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|   @retval EFI_SUCCESS            The array of VLAN_TCI was returned in VlanVariable
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|                                  and number of VLAN was returned in NumberOfVlan.
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|   @retval EFI_NOT_FOUND          VLAN configuration variable not found.
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|   @retval EFI_OUT_OF_RESOURCES   There is not enough pool memory to store the configuration.
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| 
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| **/
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| EFI_STATUS
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| MnpGetVlanVariable (
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|   IN     MNP_DEVICE_DATA   *MnpDeviceData,
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|      OUT UINTN             *NumberOfVlan,
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|      OUT VLAN_TCI          **VlanVariable
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|   );
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| 
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| /**
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|   Set VLAN configuration variable.
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| 
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|   @param[in] MnpDeviceData       Pointer to the MNP device context data.
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|   @param[in] NumberOfVlan        Number of VLAN in array VlanVariable.
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|   @param[in] VlanVariable        Pointer to array of VLAN_TCI.
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| 
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|   @retval EFI_SUCCESS            The VLAN variable is successfully set.
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|   @retval EFI_OUT_OF_RESOURCES   There is not enough resource to set the configuration.
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| 
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| **/
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| EFI_STATUS
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| MnpSetVlanVariable (
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|   IN MNP_DEVICE_DATA             *MnpDeviceData,
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|   IN UINTN                       NumberOfVlan,
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|   IN VLAN_TCI                    *VlanVariable
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|   );
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| 
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| /**
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|   Create a VLAN device or modify the configuration parameter of an
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|   already-configured VLAN.
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| 
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|   The Set() function is used to create a new VLAN device or change the VLAN
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|   configuration parameters. If the VlanId hasn't been configured in the
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|   physical Ethernet device, a new VLAN device will be created. If a VLAN with
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|   this VlanId is already configured, then related configuration will be updated
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|   as the input parameters.
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| 
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|   If VlanId is zero, the VLAN device will send and receive untagged frames.
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|   Otherwise, the VLAN device will send and receive VLAN-tagged frames containing the VlanId.
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|   If VlanId is out of scope of (0-4094), EFI_INVALID_PARAMETER is returned.
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|   If Priority is out of the scope of (0-7), then EFI_INVALID_PARAMETER is returned.
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|   If there is not enough system memory to perform the registration, then
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|   EFI_OUT_OF_RESOURCES is returned.
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| 
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|   @param[in] This                Points to the EFI_VLAN_CONFIG_PROTOCOL.
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|   @param[in] VlanId              A unique identifier (1-4094) of the VLAN which is being created
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|                                  or modified, or zero (0).
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|   @param[in] Priority            3 bit priority in VLAN header. Priority 0 is default value. If
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|                                  VlanId is zero (0), Priority is ignored.
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| 
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|   @retval EFI_SUCCESS            The VLAN is successfully configured.
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|   @retval EFI_INVALID_PARAMETER  One or more of following conditions is TRUE:
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|                                  - This is NULL.
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|                                  - VlanId is an invalid VLAN Identifier.
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|                                  - Priority is invalid.
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|   @retval EFI_OUT_OF_RESOURCES   There is not enough system memory to perform the registration.
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| 
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| **/
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| EFI_STATUS
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| EFIAPI
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| VlanConfigSet (
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|   IN EFI_VLAN_CONFIG_PROTOCOL    *This,
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|   IN UINT16                      VlanId,
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|   IN UINT8                       Priority
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|   );
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| 
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| /**
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|   Find configuration information for specified VLAN or all configured VLANs.
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| 
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|   The Find() function is used to find the configuration information for matching
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|   VLAN and allocate a buffer into which those entries are copied.
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| 
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|   @param[in]  This               Points to the EFI_VLAN_CONFIG_PROTOCOL.
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|   @param[in]  VlanId             Pointer to VLAN identifier. Set to NULL to find all
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|                                  configured VLANs.
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|   @param[out] NumberOfVlan       The number of VLANs which is found by the specified criteria.
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|   @param[out] Entries            The buffer which receive the VLAN configuration.
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| 
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|   @retval EFI_SUCCESS            The VLAN is successfully found.
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|   @retval EFI_INVALID_PARAMETER  One or more of following conditions is TRUE:
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|                                  - This is NULL.
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|                                  - Specified VlanId is invalid.
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|   @retval EFI_NOT_FOUND          No matching VLAN is found.
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| 
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| **/
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| EFI_STATUS
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| EFIAPI
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| VlanConfigFind (
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|   IN     EFI_VLAN_CONFIG_PROTOCOL    *This,
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|   IN     UINT16                      *VlanId OPTIONAL,
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|      OUT UINT16                      *NumberOfVlan,
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|      OUT EFI_VLAN_FIND_DATA          **Entries
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|   );
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| 
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| /**
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|   Remove the configured VLAN device.
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| 
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|   The Remove() function is used to remove the specified VLAN device.
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|   If the VlanId is out of the scope of (0-4094), EFI_INVALID_PARAMETER is returned.
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|   If specified VLAN hasn't been previously configured, EFI_NOT_FOUND is returned.
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| 
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|   @param[in] This                Points to the EFI_VLAN_CONFIG_PROTOCOL.
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|   @param[in] VlanId              Identifier (0-4094) of the VLAN to be removed.
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| 
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|   @retval EFI_SUCCESS            The VLAN is successfully removed.
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|   @retval EFI_INVALID_PARAMETER  One or more of following conditions is TRUE:
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|                                  - This is NULL.
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|                                  - VlanId  is an invalid parameter.
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|   @retval EFI_NOT_FOUND          The to-be-removed VLAN does not exist.
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| 
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| **/
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| EFI_STATUS
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| EFIAPI
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| VlanConfigRemove (
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|   IN EFI_VLAN_CONFIG_PROTOCOL    *This,
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|   IN UINT16                      VlanId
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|   );
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| 
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| #endif
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