X-Git-Url: https://git.proxmox.com/?p=mirror_edk2.git;a=blobdiff_plain;f=MdeModulePkg%2FUniversal%2FNetwork%2FMnpDxe%2FMnpImpl.h;h=f94e2083065aa5b4ce3d131906d8dd4d604fab50;hp=417b72f38aff93480f647c7c3732bba0f5da3ac4;hb=e5eed7d3641d71d7ea539e5379ea9c6a5cd97004;hpb=b6c4ecad36684d6d83c36dbf0db6d383eb2fdded diff --git a/MdeModulePkg/Universal/Network/MnpDxe/MnpImpl.h b/MdeModulePkg/Universal/Network/MnpDxe/MnpImpl.h index 417b72f38a..f94e208306 100644 --- a/MdeModulePkg/Universal/Network/MnpDxe/MnpImpl.h +++ b/MdeModulePkg/Universal/Network/MnpDxe/MnpImpl.h @@ -1,21 +1,16 @@ /** @file + Declaration of structures and functions of MnpDxe driver. -Copyright (c) 2005 - 2008, Intel Corporation -All rights reserved. This program and the accompanying materials -are licensed and made available under the terms and conditions of the BSD License -which accompanies this distribution. The full text of the license may be found at +Copyright (c) 2005 - 2010, Intel Corporation. All rights reserved.
+This program and the accompanying materials +are licensed and made available under the terms and conditions +of the BSD License which accompanies this distribution. The full +text of the license may be found at
http://opensource.org/licenses/bsd-license.php THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. -Module Name: - - MnpImpl.h - -Abstract: - - **/ #ifndef _MNP_IMPL_H_ @@ -25,8 +20,9 @@ Abstract: #define NET_ETHER_FCS_SIZE 4 -#define MNP_SYS_POLL_INTERVAL (50 * TICKS_PER_MS) // 50 milliseconds +#define MNP_SYS_POLL_INTERVAL (10 * TICKS_PER_MS) // 10 milliseconds #define MNP_TIMEOUT_CHECK_INTERVAL (50 * TICKS_PER_MS) // 50 milliseconds +#define MNP_MEDIA_DETECT_INTERVAL (500 * TICKS_PER_MS) // 500 milliseconds #define MNP_TX_TIMEOUT_TIME (500 * TICKS_PER_MS) // 500 milliseconds #define MNP_INIT_NET_BUFFER_NUM 512 #define MNP_NET_BUFFER_INCREASEMENT 64 @@ -40,7 +36,7 @@ Abstract: #define UNICAST_PACKET MNP_RECEIVE_UNICAST #define BROADCAST_PACKET MNP_RECEIVE_BROADCAST -#define MNP_INSTANCE_DATA_SIGNATURE EFI_SIGNATURE_32 ('M', 'n', 'p', 'I') +#define MNP_INSTANCE_DATA_SIGNATURE SIGNATURE_32 ('M', 'n', 'p', 'I') #define MNP_INSTANCE_DATA_FROM_THIS(a) \ CR ( \ @@ -50,7 +46,7 @@ Abstract: MNP_INSTANCE_DATA_SIGNATURE \ ) -typedef struct _MNP_INSTANCE_DATA { +typedef struct { UINT32 Signature; MNP_SERVICE_DATA *MnpServiceData; @@ -77,18 +73,18 @@ typedef struct _MNP_INSTANCE_DATA { UINT8 ReceiveFilter; } MNP_INSTANCE_DATA; -typedef struct _MNP_GROUP_ADDRESS { +typedef struct { LIST_ENTRY AddrEntry; EFI_MAC_ADDRESS Address; INTN RefCnt; } MNP_GROUP_ADDRESS; -typedef struct _MNP_GROUP_CONTROL_BLOCK { +typedef struct { LIST_ENTRY CtrlBlkEntry; MNP_GROUP_ADDRESS *GroupAddress; } MNP_GROUP_CONTROL_BLOCK; -typedef struct _MNP_RXDATA_WRAP { +typedef struct { LIST_ENTRY WrapEntry; MNP_INSTANCE_DATA *Instance; EFI_MANAGED_NETWORK_RECEIVE_DATA RxData; @@ -96,57 +92,139 @@ typedef struct _MNP_RXDATA_WRAP { UINT64 TimeoutTick; } MNP_RXDATA_WRAP; + +/** + Initialize the mnp device context data. + + @param[in, out] MnpDeviceData Pointer to the mnp device context data. + @param[in] ImageHandle The driver image handle. + @param[in] ControllerHandle Handle of device to bind driver to. + + @retval EFI_SUCCESS The mnp service context is initialized. + @retval EFI_UNSUPPORTED ControllerHandle does not support Simple Network Protocol. + @retval Others Other errors as indicated. + +**/ +EFI_STATUS +MnpInitializeDeviceData ( + IN OUT MNP_DEVICE_DATA *MnpDeviceData, + IN EFI_HANDLE ImageHandle, + IN EFI_HANDLE ControllerHandle + ); + +/** + Destroy the MNP device context data. + + @param[in, out] MnpDeviceData Pointer to the mnp device context data. + @param[in] ImageHandle The driver image handle. + +**/ +VOID +MnpDestroyDeviceData ( + IN OUT MNP_DEVICE_DATA *MnpDeviceData, + IN EFI_HANDLE ImageHandle + ); + +/** + Create mnp service context data. + + @param[in] MnpDeviceData Pointer to the mnp device context data. + @param[in] VlanId The VLAN ID. + @param[in] Priority The VLAN priority. If VlanId is 0, + Priority is ignored. + + @return A pointer to MNP_SERVICE_DATA or NULL if failed to create MNP service context. + +**/ +MNP_SERVICE_DATA * +MnpCreateServiceData ( + IN MNP_DEVICE_DATA *MnpDeviceData, + IN UINT16 VlanId, + IN UINT8 Priority OPTIONAL + ); + /** Initialize the mnp service context data. - @param MnpServiceData Pointer to the mnp service context data. - @param ImageHandle The driver image handle. - @param ControllerHandle Handle of device to bind driver to. + @param[in, out] MnpServiceData Pointer to the mnp service context data. + @param[in] ImageHandle The driver image handle. + @param[in] ControllerHandle Handle of device to bind driver to. @retval EFI_SUCCESS The mnp service context is initialized. - @retval Other Some error occurs. + @retval EFI_UNSUPPORTED ControllerHandle does not support Simple Network Protocol. + @retval Others Other errors as indicated. **/ EFI_STATUS MnpInitializeServiceData ( - IN MNP_SERVICE_DATA *MnpServiceData, - IN EFI_HANDLE ImageHandle, - IN EFI_HANDLE ControllerHandle + IN OUT MNP_SERVICE_DATA *MnpServiceData, + IN EFI_HANDLE ImageHandle, + IN EFI_HANDLE ControllerHandle ); /** - Flush the mnp service context data. + Destroy the MNP service context data. - @param MnpServiceData Pointer to the mnp service context data. - @param ImageHandle The driver image handle. + @param[in, out] MnpServiceData Pointer to the mnp service context data. + + @retval EFI_SUCCESS The mnp service context is destroyed. + @retval Others Errors as indicated. **/ -VOID -MnpFlushServiceData ( - IN MNP_SERVICE_DATA *MnpServiceData, - IN EFI_HANDLE ImageHandle +EFI_STATUS +MnpDestroyServiceData ( + IN OUT MNP_SERVICE_DATA *MnpServiceData + ); + +/** + Destroy all child of the MNP service data. + + @param[in, out] MnpServiceData Pointer to the mnp service context data. + + @retval EFI_SUCCESS All child are destroyed. + @retval Others Failed to destroy all child. + +**/ +EFI_STATUS +MnpDestroyServiceChild ( + IN OUT MNP_SERVICE_DATA *MnpServiceData + ); + +/** + Find the MNP Service Data for given VLAN ID. + + @param[in] MnpDeviceData Pointer to the mnp device context data. + @param[in] VlanId The VLAN ID. + + @return A pointer to MNP_SERVICE_DATA or NULL if not found. + +**/ +MNP_SERVICE_DATA * +MnpFindServiceData ( + IN MNP_DEVICE_DATA *MnpDeviceData, + IN UINT16 VlanId ); /** Initialize the mnp instance context data. - @param MnpServiceData Pointer to the mnp service context data. - @param Instance Pointer to the mnp instance context data to - initialize. + @param[in] MnpServiceData Pointer to the mnp service context data. + @param[in, out] Instance Pointer to the mnp instance context data + to initialize. **/ VOID MnpInitializeInstanceData ( - IN MNP_SERVICE_DATA *MnpServiceData, - IN MNP_INSTANCE_DATA *Instance + IN MNP_SERVICE_DATA *MnpServiceData, + IN OUT MNP_INSTANCE_DATA *Instance ); /** - Check whether the token specified by Arg maches the token in Item. + Check whether the token specified by Arg matches the token in Item. - @param Map Pointer to the NET_MAP. - @param Item Pointer to the NET_MAP_ITEM - @param Arg Pointer to the Arg, it's a pointer to the token to + @param[in] Map Pointer to the NET_MAP. + @param[in] Item Pointer to the NET_MAP_ITEM. + @param[in] Arg Pointer to the Arg, it's a pointer to the token to check. @retval EFI_SUCCESS The token specified by Arg is different from the @@ -156,145 +234,148 @@ MnpInitializeInstanceData ( **/ EFI_STATUS +EFIAPI MnpTokenExist ( - IN NET_MAP *Map, - IN NET_MAP_ITEM *Item, - IN VOID *Arg + IN NET_MAP *Map, + IN NET_MAP_ITEM *Item, + IN VOID *Arg ); /** Cancel the token specified by Arg if it matches the token in Item. - @param Map Pointer to the NET_MAP. - @param Item Pointer to the NET_MAP_ITEM - @param Arg Pointer to the Arg, it's a pointer to the token to - cancel. + @param[in, out] Map Pointer to the NET_MAP. + @param[in, out] Item Pointer to the NET_MAP_ITEM. + @param[in] Arg Pointer to the Arg, it's a pointer to the + token to cancel. - @retval EFI_SUCCESS The Arg is NULL, and the token in Item is - cancelled, or the Arg isn't NULL, and the token in - Item is different from the Arg. - @retval EFI_ABORTED The Arg isn't NULL, the token in Item mathces the - Arg, and the token is cancelled. + @retval EFI_SUCCESS The Arg is NULL, and the token in Item is cancelled, + or the Arg isn't NULL, and the token in Item is + different from the Arg. + @retval EFI_ABORTED The Arg isn't NULL, the token in Item mathces the + Arg, and the token is cancelled. **/ EFI_STATUS +EFIAPI MnpCancelTokens ( - IN NET_MAP *Map, - IN NET_MAP_ITEM *Item, - IN VOID *Arg + IN OUT NET_MAP *Map, + IN OUT NET_MAP_ITEM *Item, + IN VOID *Arg ); /** Flush the instance's received data. - @param Instance Pointer to the mnp instance context data. + @param[in, out] Instance Pointer to the mnp instance context data. **/ VOID MnpFlushRcvdDataQueue ( - IN MNP_INSTANCE_DATA *Instance + IN OUT MNP_INSTANCE_DATA *Instance ); /** Configure the Instance using ConfigData. - @param Instance Pointer to the mnp instance context data. - @param ConfigData Pointer to the configuration data used to configure + @param[in, out] Instance Pointer to the mnp instance context data. + @param[in] ConfigData Pointer to the configuration data used to configure the isntance. @retval EFI_SUCCESS The Instance is configured. @retval EFI_UNSUPPORTED EnableReceiveTimestamps is on and the implementation doesn't support it. - @retval Other Some error occurs. + @retval Others Other errors as indicated. **/ EFI_STATUS MnpConfigureInstance ( - IN MNP_INSTANCE_DATA *Instance, - IN EFI_MANAGED_NETWORK_CONFIG_DATA *ConfigData OPTIONAL + IN OUT MNP_INSTANCE_DATA *Instance, + IN EFI_MANAGED_NETWORK_CONFIG_DATA *ConfigData OPTIONAL ); /** Do the group operations for this instance. - @param Instance Pointer to the instance context data. - @param JoinFlag Set to TRUE to join a group. Set to TRUE to leave a - group/groups. - @param MacAddress Pointer to the group address to join or leave. - @param CtrlBlk Pointer to the group control block if JoinFlag if - FALSE. + @param[in, out] Instance Pointer to the instance context data. + @param[in] JoinFlag Set to TRUE to join a group. Set to TRUE to + leave a group/groups. + @param[in] MacAddress Pointer to the group address to join or leave. + @param[in] CtrlBlk Pointer to the group control block if JoinFlag + is FALSE. - @retval EFI_SUCCESS The group operation finished. - @retval Other Some error occurs. + @retval EFI_SUCCESS The group operation finished. + @retval EFI_OUT_OF_RESOURCES Failed due to lack of memory resources. + @retval Others Other errors as indicated. **/ EFI_STATUS MnpGroupOp ( - IN MNP_INSTANCE_DATA *Instance, - IN BOOLEAN JoinFlag, - IN EFI_MAC_ADDRESS *MacAddr OPTIONAL, - IN MNP_GROUP_CONTROL_BLOCK *CtrlBlk OPTIONAL + IN OUT MNP_INSTANCE_DATA *Instance, + IN BOOLEAN JoinFlag, + IN EFI_MAC_ADDRESS *MacAddress OPTIONAL, + IN MNP_GROUP_CONTROL_BLOCK *CtrlBlk OPTIONAL ); /** Validates the Mnp transmit token. - @param Instance Pointer to the Mnp instance context data. - @param Token Pointer to the transmit token to check. + @param[in] Instance Pointer to the Mnp instance context data. + @param[in] Token Pointer to the transmit token to check. @return The Token is valid or not. **/ BOOLEAN MnpIsValidTxToken ( - IN MNP_INSTANCE_DATA *Instance, - IN EFI_MANAGED_NETWORK_COMPLETION_TOKEN *Token + IN MNP_INSTANCE_DATA *Instance, + IN EFI_MANAGED_NETWORK_COMPLETION_TOKEN *Token ); /** Build the packet to transmit from the TxData passed in. - @param MnpServiceData Pointer to the mnp service context data. - @param TxData Pointer to the transmit data containing the - information to build the packet. - @param PktBuf Pointer to record the address of the packet. - @param PktLen Pointer to a UINT32 variable used to record the - packet's length. + @param[in] MnpServiceData Pointer to the mnp service context data. + @param[in] TxData Pointer to the transmit data containing the information + to build the packet. + @param[out] PktBuf Pointer to record the address of the packet. + @param[out] PktLen Pointer to a UINT32 variable used to record the packet's + length. **/ VOID MnpBuildTxPacket ( - IN MNP_SERVICE_DATA *MnpServiceData, - IN EFI_MANAGED_NETWORK_TRANSMIT_DATA *TxData, - OUT UINT8 **PktBuf, - OUT UINT32 *PktLen + IN MNP_SERVICE_DATA *MnpServiceData, + IN EFI_MANAGED_NETWORK_TRANSMIT_DATA *TxData, + OUT UINT8 **PktBuf, + OUT UINT32 *PktLen ); /** Synchronously send out the packet. - @param MnpServiceData Pointer to the mnp service context data. - @param Packet Pointer to the pakcet buffer. - @param Length The length of the packet. - @param Token Pointer to the token the packet generated from. + @param[in] MnpServiceData Pointer to the mnp service context data. + @param[in] Packet Pointer to the pakcet buffer. + @param[in] Length The length of the packet. + @param[in, out] Token Pointer to the token the packet generated from. - @retval EFI_SUCCESS The packet is sent out. - @retval EFI_TIMEOUT Time out occurs, the packet isn't sent. - @retval EFI_DEVICE_ERROR An unexpected network error occurs. + @retval EFI_SUCCESS The packet is sent out. + @retval EFI_TIMEOUT Time out occurs, the packet isn't sent. + @retval EFI_DEVICE_ERROR An unexpected network error occurs. **/ EFI_STATUS MnpSyncSendPacket ( - IN MNP_SERVICE_DATA *MnpServiceData, - IN UINT8 *Packet, - IN UINT32 Length, - IN EFI_MANAGED_NETWORK_COMPLETION_TOKEN *Token + IN MNP_SERVICE_DATA *MnpServiceData, + IN UINT8 *Packet, + IN UINT32 Length, + IN OUT EFI_MANAGED_NETWORK_COMPLETION_TOKEN *Token ); /** Try to deliver the received packet to the instance. - @param Instance Pointer to the mnp instance context data. + @param[in, out] Instance Pointer to the mnp instance context data. @retval EFI_SUCCESS The received packet is delivered, or there is no packet to deliver, or there is no available receive @@ -304,28 +385,28 @@ MnpSyncSendPacket ( **/ EFI_STATUS MnpInstanceDeliverPacket ( - IN MNP_INSTANCE_DATA *Instance + IN OUT MNP_INSTANCE_DATA *Instance ); /** Recycle the RxData and other resources used to hold and deliver the received packet. - @param Event The event this notify function registered to. - @param Context Pointer to the context data registerd to the Event. + @param[in] Event The event this notify function registered to. + @param[in] Context Pointer to the context data registerd to the Event. **/ VOID EFIAPI MnpRecycleRxData ( - IN EFI_EVENT Event, - IN VOID *Context + IN EFI_EVENT Event, + IN VOID *Context ); /** Try to receive a packet and deliver it. - @param MnpServiceData Pointer to the mnp service context data. + @param[in, out] MnpDeviceData Pointer to the mnp device context data. @retval EFI_SUCCESS add return value to function comment @retval EFI_NOT_STARTED The simple network protocol is not started. @@ -335,83 +416,96 @@ MnpRecycleRxData ( **/ EFI_STATUS MnpReceivePacket ( - IN MNP_SERVICE_DATA *MnpServiceData + IN OUT MNP_DEVICE_DATA *MnpDeviceData ); /** - Allocate a free NET_BUF from MnpServiceData->FreeNbufQue. If there is none + Allocate a free NET_BUF from MnpDeviceData->FreeNbufQue. If there is none in the queue, first try to allocate some and add them into the queue, then fetch the NET_BUF from the updated FreeNbufQue. - @param MnpServiceData Pointer to the MNP_SERVICE_DATA. + @param[in, out] MnpDeviceData Pointer to the MNP_DEVICE_DATA. - @return Pointer to the allocated free NET_BUF structure, if NULL the operation is failed. + @return Pointer to the allocated free NET_BUF structure, if NULL the + operation is failed. **/ NET_BUF * MnpAllocNbuf ( - IN MNP_SERVICE_DATA *MnpServiceData + IN OUT MNP_DEVICE_DATA *MnpDeviceData ); /** Try to reclaim the Nbuf into the buffer pool. - @param MnpServiceData Pointer to the mnp service context data. - @param Nbuf Pointer to the NET_BUF to free. + @param[in, out] MnpDeviceData Pointer to the mnp device context data. + @param[in, out] Nbuf Pointer to the NET_BUF to free. **/ VOID MnpFreeNbuf ( - IN MNP_SERVICE_DATA *MnpServiceData, - IN NET_BUF *Nbuf + IN OUT MNP_DEVICE_DATA *MnpDeviceData, + IN OUT NET_BUF *Nbuf ); /** Remove the received packets if timeout occurs. - @param Event The event this notify function registered to. - @param Context Pointer to the context data registered to the - event. - + @param[in] Event The event this notify function registered to. + @param[in] Context Pointer to the context data registered to the event. + **/ VOID EFIAPI MnpCheckPacketTimeout ( - IN EFI_EVENT Event, - IN VOID *Context + IN EFI_EVENT Event, + IN VOID *Context + ); + +/** + Poll to update MediaPresent field in SNP ModeData by Snp.GetStatus(). + + @param[in] Event The event this notify function registered to. + @param[in] Context Pointer to the context data registered to the event. + +**/ +VOID +EFIAPI +MnpCheckMediaStatus ( + IN EFI_EVENT Event, + IN VOID *Context ); /** Poll to receive the packets from Snp. This function is either called by upperlayer protocols/applications or the system poll timer notify mechanism. - @param Event The event this notify function registered to. - @param Context Pointer to the context data registered to the - event. + @param[in] Event The event this notify function registered to. + @param[in] Context Pointer to the context data registered to the event. **/ VOID EFIAPI MnpSystemPoll ( - IN EFI_EVENT Event, - IN VOID *Context + IN EFI_EVENT Event, + IN VOID *Context ); /** Returns the operational parameters for the current MNP child driver. May also - support returning the underlying SNP driver mode data. - + support returning the underlying SNP driver mode data. + The GetModeData() function is used to read the current mode data (operational - parameters) from the MNP or the underlying SNP. - - @param This Pointer to the EFI_MANAGED_NETWORK_PROTOCOL instance. - @param MnpConfigData Pointer to storage for MNP operational parameters. Type - EFI_MANAGED_NETWORK_CONFIG_DATA is defined in "Related - Definitions" below. - @param SnpModeData Pointer to storage for SNP operational parameters. This - feature may be unsupported. Type EFI_SIMPLE_NETWORK_MODE - is defined in the EFI_SIMPLE_NETWORK_PROTOCOL. - + parameters) from the MNP or the underlying SNP. + + @param[in] This Pointer to the EFI_MANAGED_NETWORK_PROTOCOL instance. + @param[out] MnpConfigData Pointer to storage for MNP operational parameters. Type + EFI_MANAGED_NETWORK_CONFIG_DATA is defined in "Related + Definitions" below. + @param[out] SnpModeData Pointer to storage for SNP operational parameters. This + feature may be unsupported. Type EFI_SIMPLE_NETWORK_MODE + is defined in the EFI_SIMPLE_NETWORK_PROTOCOL. + @retval EFI_SUCCESS The operation completed successfully. @retval EFI_INVALID_PARAMETER This is NULL. @retval EFI_UNSUPPORTED The requested feature is unsupported in this @@ -419,21 +513,21 @@ MnpSystemPoll ( @retval EFI_NOT_STARTED This MNP child driver instance has not been configured. The default values are returned in MnpConfigData if it is not NULL. - @retval Other The mode data could not be read. + @retval Others The mode data could not be read. **/ EFI_STATUS EFIAPI MnpGetModeData ( - IN EFI_MANAGED_NETWORK_PROTOCOL *This, - OUT EFI_MANAGED_NETWORK_CONFIG_DATA *MnpConfigData, OPTIONAL - OUT EFI_SIMPLE_NETWORK_MODE *SnpModeData OPTIONAL + IN EFI_MANAGED_NETWORK_PROTOCOL *This, + OUT EFI_MANAGED_NETWORK_CONFIG_DATA *MnpConfigData OPTIONAL, + OUT EFI_SIMPLE_NETWORK_MODE *SnpModeData OPTIONAL ); /** - Sets or clears the operational parameters for the MNP child driver. - - The Configure() function is used to set, change, or reset the operational + Sets or clears the operational parameters for the MNP child driver. + + The Configure() function is used to set, change, or reset the operational parameters for the MNP child driver instance. Until the operational parameters have been set, no network traffic can be sent or received by this MNP child driver instance. Once the operational parameters have been reset, no more @@ -452,14 +546,13 @@ MnpGetModeData ( Note: Warning: Receive filter settings that overlap will consume extra processor and/or DMA resources and degrade system and network performance. - @param This Pointer to the EFI_MANAGED_NETWORK_PROTOCOL instance. - @param MnpConfigData Pointer to configuration data that will be assigned - to the MNP child driver instance. If NULL, the MNP - child driver instance is reset to startup defaults - and all pending transmit and receive requests are - flushed. Type EFI_MANAGED_NETWORK_CONFIG_DATA is - defined in - EFI_MANAGED_NETWORK_PROTOCOL.GetModeData(). + @param[in] This Pointer to the EFI_MANAGED_NETWORK_PROTOCOL instance. + @param[in] MnpConfigData Pointer to configuration data that will be assigned + to the MNP child driver instance. If NULL, the MNP + child driver instance is reset to startup defaults + and all pending transmit and receive requests are + flushed. Type EFI_MANAGED_NETWORK_CONFIG_DATA is + defined in EFI_MANAGED_NETWORK_PROTOCOL.GetModeData(). @retval EFI_SUCCESS The operation completed successfully. @retval EFI_INVALID_PARAMETER One or more of the following conditions is @@ -479,32 +572,32 @@ MnpGetModeData ( @retval EFI_DEVICE_ERROR An unexpected network or system error occurred. The MNP child driver instance has been reset to startup defaults. - @retval Other The MNP child driver instance has been reset to + @retval Others The MNP child driver instance has been reset to startup defaults. **/ EFI_STATUS EFIAPI MnpConfigure ( - IN EFI_MANAGED_NETWORK_PROTOCOL *This, - IN EFI_MANAGED_NETWORK_CONFIG_DATA *MnpConfigData OPTIONAL + IN EFI_MANAGED_NETWORK_PROTOCOL *This, + IN EFI_MANAGED_NETWORK_CONFIG_DATA *MnpConfigData OPTIONAL ); /** - Translates an IP multicast address to a hardware (MAC) multicast address. This - function may be unsupported in some MNP implementations. - + Translates an IP multicast address to a hardware (MAC) multicast address. This + function may be unsupported in some MNP implementations. + The McastIpToMac() function translates an IP multicast address to a hardware (MAC) multicast address. This function may be implemented by calling the - underlying EFI_SIMPLE_NETWORK.MCastIpToMac() function, which may also be + underlying EFI_SIMPLE_NETWORK. MCastIpToMac() function, which may also be unsupported in some MNP implementations. - @param This Pointer to the EFI_MANAGED_NETWORK_PROTOCOL instance. - @param Ipv6Flag Set to TRUE to if IpAddress is an IPv6 multicast address. - Set to FALSE if IpAddress is an IPv4 multicast address. - @param IpAddress Pointer to the multicast IP address (in network byte order) - to convert. - @param MacAddress Pointer to the resulting multicast MAC address. + @param[in] This Pointer to the EFI_MANAGED_NETWORK_PROTOCOL instance. + @param[in] Ipv6Flag Set to TRUE to if IpAddress is an IPv6 multicast address. + Set to FALSE if IpAddress is an IPv4 multicast address. + @param[in] IpAddress Pointer to the multicast IP address (in network byte + order) to convert. + @param[out] MacAddress Pointer to the resulting multicast MAC address. @retval EFI_SUCCESS The operation completed successfully. @retval EFI_INVALID_PARAMETER One of the following conditions is TRUE: @@ -518,31 +611,31 @@ MnpConfigure ( @retval EFI_UNSUPPORTED The requested feature is unsupported in this MNP implementation. @retval EFI_DEVICE_ERROR An unexpected network or system error occurred. - @retval Other The address could not be converted. + @retval Others The address could not be converted. **/ EFI_STATUS EFIAPI MnpMcastIpToMac ( - IN EFI_MANAGED_NETWORK_PROTOCOL *This, - IN BOOLEAN Ipv6Flag, - IN EFI_IP_ADDRESS *IpAddress, - OUT EFI_MAC_ADDRESS *MacAddress + IN EFI_MANAGED_NETWORK_PROTOCOL *This, + IN BOOLEAN Ipv6Flag, + IN EFI_IP_ADDRESS *IpAddress, + OUT EFI_MAC_ADDRESS *MacAddress ); /** - Enables and disables receive filters for multicast address. This function may + Enables and disables receive filters for multicast address. This function may be unsupported in some MNP implementations. - - The Groups() function only adds and removes multicast MAC addresses from the + + The Groups() function only adds and removes multicast MAC addresses from the filter list. The MNP driver does not transmit or process Internet Group Management Protocol (IGMP) packets. If JoinFlag is FALSE and MacAddress is NULL, then all joined groups are left. - - @param This Pointer to the EFI_MANAGED_NETWORK_PROTOCOL instance. - @param JoinFlag Set to TRUE to join this multicast group. - Set to FALSE to leave this multicast group. - @param MacAddress Pointer to the multicast MAC group (address) to join or - leave. + + @param[in] This Pointer to the EFI_MANAGED_NETWORK_PROTOCOL instance. + @param[in] JoinFlag Set to TRUE to join this multicast group. + Set to FALSE to leave this multicast group. + @param[in] MacAddress Pointer to the multicast MAC group (address) to join or + leave. @retval EFI_SUCCESS The requested operation completed successfully. @retval EFI_INVALID_PARAMETER One or more of the following conditions is TRUE: @@ -561,22 +654,22 @@ MnpMcastIpToMac ( startup defaults. @retval EFI_UNSUPPORTED The requested feature is unsupported in this MNP implementation. - @retval Other The requested operation could not be completed. + @retval Others The requested operation could not be completed. The MNP multicast group settings are unchanged. **/ EFI_STATUS EFIAPI MnpGroups ( - IN EFI_MANAGED_NETWORK_PROTOCOL *This, - IN BOOLEAN JoinFlag, - IN EFI_MAC_ADDRESS *MacAddress OPTIONAL + IN EFI_MANAGED_NETWORK_PROTOCOL *This, + IN BOOLEAN JoinFlag, + IN EFI_MAC_ADDRESS *MacAddress OPTIONAL ); /** Places asynchronous outgoing data packets into the transmit queue. - - The Transmit() function places a completion token into the transmit packet + + The Transmit() function places a completion token into the transmit packet queue. This function is always asynchronous. The caller must fill in the Token.Event and Token.TxData fields in the completion token, and these fields cannot be NULL. When the transmit operation @@ -586,12 +679,12 @@ MnpGroups ( defragmented before it can be transmitted by the network device. Systems in which performance is critical should review the requirements and features of the underlying communications device and drivers. - - - @param This Pointer to the EFI_MANAGED_NETWORK_PROTOCOL instance. - @param Token Pointer to a token associated with the transmit data - descriptor. Type EFI_MANAGED_NETWORK_COMPLETION_TOKEN is - defined in "Related Definitions" below. + + + @param[in] This Pointer to the EFI_MANAGED_NETWORK_PROTOCOL instance. + @param[in] Token Pointer to a token associated with the transmit data + descriptor. Type EFI_MANAGED_NETWORK_COMPLETION_TOKEN + is defined in "Related Definitions" below. @retval EFI_SUCCESS The transmit completion token was cached. @retval EFI_NOT_STARTED This MNP child driver instance has not been @@ -620,7 +713,7 @@ MnpGroups ( @retval EFI_ACCESS_DENIED The transmit completion token is already in the transmit queue. @retval EFI_OUT_OF_RESOURCES The transmit data could not be queued due to a - lack of system resources (usually memory). + lack of system resources (usually memory). @retval EFI_DEVICE_ERROR An unexpected system or network error occurred. The MNP child driver instance has been reset to startup defaults. @@ -631,13 +724,13 @@ MnpGroups ( EFI_STATUS EFIAPI MnpTransmit ( - IN EFI_MANAGED_NETWORK_PROTOCOL *This, - IN EFI_MANAGED_NETWORK_COMPLETION_TOKEN *Token + IN EFI_MANAGED_NETWORK_PROTOCOL *This, + IN EFI_MANAGED_NETWORK_COMPLETION_TOKEN *Token ); /** - Aborts an asynchronous transmit or receive request. - + Aborts an asynchronous transmit or receive request. + The Cancel() function is used to abort a pending transmit or receive request. If the token is in the transmit or receive request queues, after calling this function, Token.Status will be set to EFI_ABORTED and then Token.Event will be @@ -645,11 +738,11 @@ MnpTransmit ( the asynchronous operation has completed, this function will not signal the token and EFI_NOT_FOUND is returned. - @param This Pointer to the EFI_MANAGED_NETWORK_PROTOCOL instance. - @param Token Pointer to a token that has been issued by - EFI_MANAGED_NETWORK_PROTOCOL.Transmit() or - EFI_MANAGED_NETWORK_PROTOCOL.Receive(). If NULL, all pending - tokens are aborted. + @param[in] This Pointer to the EFI_MANAGED_NETWORK_PROTOCOL instance. + @param[in] Token Pointer to a token that has been issued by + EFI_MANAGED_NETWORK_PROTOCOL.Transmit() or + EFI_MANAGED_NETWORK_PROTOCOL.Receive(). If NULL, all + pending tokens are aborted. @retval EFI_SUCCESS The asynchronous I/O request was aborted and Token.Event was signaled. When Token is NULL, @@ -667,22 +760,22 @@ MnpTransmit ( EFI_STATUS EFIAPI MnpCancel ( - IN EFI_MANAGED_NETWORK_PROTOCOL *This, - IN EFI_MANAGED_NETWORK_COMPLETION_TOKEN *Token OPTIONAL + IN EFI_MANAGED_NETWORK_PROTOCOL *This, + IN EFI_MANAGED_NETWORK_COMPLETION_TOKEN *Token OPTIONAL ); /** Places an asynchronous receiving request into the receiving queue. - - The Receive() function places a completion token into the receive packet + + The Receive() function places a completion token into the receive packet queue. This function is always asynchronous. The caller must fill in the Token.Event field in the completion token, and this field cannot be NULL. When the receive operation completes, the MNP updates the Token.Status and Token.RxData fields and the Token.Event is signaled. - - @param This Pointer to the EFI_MANAGED_NETWORK_PROTOCOL instance. - @param Token Pointer to a token associated with the receive + + @param[in] This Pointer to the EFI_MANAGED_NETWORK_PROTOCOL instance. + @param[in] Token Pointer to a token associated with the receive data descriptor. Type EFI_MANAGED_NETWORK_COMPLETION_TOKEN is defined in EFI_MANAGED_NETWORK_PROTOCOL.Transmit(). @@ -709,14 +802,14 @@ MnpCancel ( EFI_STATUS EFIAPI MnpReceive ( - IN EFI_MANAGED_NETWORK_PROTOCOL *This, - IN EFI_MANAGED_NETWORK_COMPLETION_TOKEN *Token + IN EFI_MANAGED_NETWORK_PROTOCOL *This, + IN EFI_MANAGED_NETWORK_COMPLETION_TOKEN *Token ); /** - Polls for incoming data packets and processes outgoing data packets. - - The Poll() function can be used by network drivers and applications to + Polls for incoming data packets and processes outgoing data packets. + + The Poll() function can be used by network drivers and applications to increase the rate that data packets are moved between the communications device and the transmit and receive queues. Normally, a periodic timer event internally calls the Poll() function. But, in @@ -725,7 +818,7 @@ MnpReceive ( applications that are experiencing packet loss should try calling the Poll() function more often. - @param This Pointer to the EFI_MANAGED_NETWORK_PROTOCOL instance. + @param[in] This Pointer to the EFI_MANAGED_NETWORK_PROTOCOL instance. @retval EFI_SUCCESS Incoming or outgoing data was processed. @retval EFI_NOT_STARTED This MNP child driver instance has not been @@ -742,7 +835,23 @@ MnpReceive ( EFI_STATUS EFIAPI MnpPoll ( - IN EFI_MANAGED_NETWORK_PROTOCOL *This + IN EFI_MANAGED_NETWORK_PROTOCOL *This + ); + +/** + Configure the Snp receive filters according to the instances' receive filter + settings. + + @param[in] MnpDeviceData Pointer to the mnp device context data. + + @retval EFI_SUCCESS The receive filters is configured. + @retval EFI_OUT_OF_RESOURCES The receive filters can't be configured due + to lack of memory resource. + +**/ +EFI_STATUS +MnpConfigReceiveFilters ( + IN MNP_DEVICE_DATA *MnpDeviceData ); #endif