/* * * Copyright (c) 2011, Microsoft Corporation. * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License along with * this program; if not, write to the Free Software Foundation, Inc., 59 Temple * Place - Suite 330, Boston, MA 02111-1307 USA. * * Authors: * Haiyang Zhang * Hank Janssen * K. Y. Srinivasan * */ #ifndef _HYPERV_NET_H #define _HYPERV_NET_H #include #include #include /* Fwd declaration */ struct hv_netvsc_packet; /* Represent the xfer page packet which contains 1 or more netvsc packet */ struct xferpage_packet { struct list_head list_ent; u32 status; /* # of netvsc packets this xfer packet contains */ u32 count; }; /* * Represent netvsc packet which contains 1 RNDIS and 1 ethernet frame * within the RNDIS */ struct hv_netvsc_packet { /* Bookkeeping stuff */ struct list_head list_ent; u32 status; struct hv_device *device; bool is_data_pkt; u16 vlan_tci; /* * Valid only for receives when we break a xfer page packet * into multiple netvsc packets */ struct xferpage_packet *xfer_page_pkt; union { struct { u64 recv_completion_tid; void *recv_completion_ctx; void (*recv_completion)(void *context); } recv; struct { u64 send_completion_tid; void *send_completion_ctx; void (*send_completion)(void *context); } send; } completion; /* This points to the memory after page_buf */ void *extension; u32 total_data_buflen; /* Points to the send/receive buffer where the ethernet frame is */ void *data; u32 page_buf_cnt; struct hv_page_buffer page_buf[0]; }; struct netvsc_device_info { unsigned char mac_adr[ETH_ALEN]; bool link_state; /* 0 - link up, 1 - link down */ int ring_size; }; enum rndis_device_state { RNDIS_DEV_UNINITIALIZED = 0, RNDIS_DEV_INITIALIZING, RNDIS_DEV_INITIALIZED, RNDIS_DEV_DATAINITIALIZED, }; struct rndis_device { struct netvsc_device *net_dev; enum rndis_device_state state; bool link_state; atomic_t new_req_id; spinlock_t request_lock; struct list_head req_list; unsigned char hw_mac_adr[ETH_ALEN]; }; /* Interface */ int netvsc_device_add(struct hv_device *device, void *additional_info); int netvsc_device_remove(struct hv_device *device); int netvsc_send(struct hv_device *device, struct hv_netvsc_packet *packet); void netvsc_linkstatus_callback(struct hv_device *device_obj, unsigned int status); int netvsc_recv_callback(struct hv_device *device_obj, struct hv_netvsc_packet *packet); int rndis_filter_open(struct hv_device *dev); int rndis_filter_close(struct hv_device *dev); int rndis_filter_device_add(struct hv_device *dev, void *additional_info); void rndis_filter_device_remove(struct hv_device *dev); int rndis_filter_receive(struct hv_device *dev, struct hv_netvsc_packet *pkt); int rndis_filter_send(struct hv_device *dev, struct hv_netvsc_packet *pkt); int rndis_filter_set_packet_filter(struct rndis_device *dev, u32 new_filter); int rndis_filter_set_device_mac(struct hv_device *hdev, char *mac); #define NVSP_INVALID_PROTOCOL_VERSION ((u32)0xFFFFFFFF) #define NVSP_PROTOCOL_VERSION_1 2 #define NVSP_PROTOCOL_VERSION_2 0x30002 enum { NVSP_MSG_TYPE_NONE = 0, /* Init Messages */ NVSP_MSG_TYPE_INIT = 1, NVSP_MSG_TYPE_INIT_COMPLETE = 2, NVSP_VERSION_MSG_START = 100, /* Version 1 Messages */ NVSP_MSG1_TYPE_SEND_NDIS_VER = NVSP_VERSION_MSG_START, NVSP_MSG1_TYPE_SEND_RECV_BUF, NVSP_MSG1_TYPE_SEND_RECV_BUF_COMPLETE, NVSP_MSG1_TYPE_REVOKE_RECV_BUF, NVSP_MSG1_TYPE_SEND_SEND_BUF, NVSP_MSG1_TYPE_SEND_SEND_BUF_COMPLETE, NVSP_MSG1_TYPE_REVOKE_SEND_BUF, NVSP_MSG1_TYPE_SEND_RNDIS_PKT, NVSP_MSG1_TYPE_SEND_RNDIS_PKT_COMPLETE, /* Version 2 messages */ NVSP_MSG2_TYPE_SEND_CHIMNEY_DELEGATED_BUF, NVSP_MSG2_TYPE_SEND_CHIMNEY_DELEGATED_BUF_COMP, NVSP_MSG2_TYPE_REVOKE_CHIMNEY_DELEGATED_BUF, NVSP_MSG2_TYPE_RESUME_CHIMNEY_RX_INDICATION, NVSP_MSG2_TYPE_TERMINATE_CHIMNEY, NVSP_MSG2_TYPE_TERMINATE_CHIMNEY_COMP, NVSP_MSG2_TYPE_INDICATE_CHIMNEY_EVENT, NVSP_MSG2_TYPE_SEND_CHIMNEY_PKT, NVSP_MSG2_TYPE_SEND_CHIMNEY_PKT_COMP, NVSP_MSG2_TYPE_POST_CHIMNEY_RECV_REQ, NVSP_MSG2_TYPE_POST_CHIMNEY_RECV_REQ_COMP, NVSP_MSG2_TYPE_ALLOC_RXBUF, NVSP_MSG2_TYPE_ALLOC_RXBUF_COMP, NVSP_MSG2_TYPE_FREE_RXBUF, NVSP_MSG2_TYPE_SEND_VMQ_RNDIS_PKT, NVSP_MSG2_TYPE_SEND_VMQ_RNDIS_PKT_COMP, NVSP_MSG2_TYPE_SEND_NDIS_CONFIG, NVSP_MSG2_TYPE_ALLOC_CHIMNEY_HANDLE, NVSP_MSG2_TYPE_ALLOC_CHIMNEY_HANDLE_COMP, }; enum { NVSP_STAT_NONE = 0, NVSP_STAT_SUCCESS, NVSP_STAT_FAIL, NVSP_STAT_PROTOCOL_TOO_NEW, NVSP_STAT_PROTOCOL_TOO_OLD, NVSP_STAT_INVALID_RNDIS_PKT, NVSP_STAT_BUSY, NVSP_STAT_PROTOCOL_UNSUPPORTED, NVSP_STAT_MAX, }; struct nvsp_message_header { u32 msg_type; }; /* Init Messages */ /* * This message is used by the VSC to initialize the channel after the channels * has been opened. This message should never include anything other then * versioning (i.e. this message will be the same for ever). */ struct nvsp_message_init { u32 min_protocol_ver; u32 max_protocol_ver; } __packed; /* * This message is used by the VSP to complete the initialization of the * channel. This message should never include anything other then versioning * (i.e. this message will be the same for ever). */ struct nvsp_message_init_complete { u32 negotiated_protocol_ver; u32 max_mdl_chain_len; u32 status; } __packed; union nvsp_message_init_uber { struct nvsp_message_init init; struct nvsp_message_init_complete init_complete; } __packed; /* Version 1 Messages */ /* * This message is used by the VSC to send the NDIS version to the VSP. The VSP * can use this information when handling OIDs sent by the VSC. */ struct nvsp_1_message_send_ndis_version { u32 ndis_major_ver; u32 ndis_minor_ver; } __packed; /* * This message is used by the VSC to send a receive buffer to the VSP. The VSP * can then use the receive buffer to send data to the VSC. */ struct nvsp_1_message_send_receive_buffer { u32 gpadl_handle; u16 id; } __packed; struct nvsp_1_receive_buffer_section { u32 offset; u32 sub_alloc_size; u32 num_sub_allocs; u32 end_offset; } __packed; /* * This message is used by the VSP to acknowledge a receive buffer send by the * VSC. This message must be sent by the VSP before the VSP uses the receive * buffer. */ struct nvsp_1_message_send_receive_buffer_complete { u32 status; u32 num_sections; /* * The receive buffer is split into two parts, a large suballocation * section and a small suballocation section. These sections are then * suballocated by a certain size. */ /* * For example, the following break up of the receive buffer has 6 * large suballocations and 10 small suballocations. */ /* * | Large Section | | Small Section | * ------------------------------------------------------------ * | | | | | | | | | | | | | | | | | | * | | * LargeOffset SmallOffset */ struct nvsp_1_receive_buffer_section sections[1]; } __packed; /* * This message is sent by the VSC to revoke the receive buffer. After the VSP * completes this transaction, the vsp should never use the receive buffer * again. */ struct nvsp_1_message_revoke_receive_buffer { u16 id; }; /* * This message is used by the VSC to send a send buffer to the VSP. The VSC * can then use the send buffer to send data to the VSP. */ struct nvsp_1_message_send_send_buffer { u32 gpadl_handle; u16 id; } __packed; /* * This message is used by the VSP to acknowledge a send buffer sent by the * VSC. This message must be sent by the VSP before the VSP uses the sent * buffer. */ struct nvsp_1_message_send_send_buffer_complete { u32 status; /* * The VSC gets to choose the size of the send buffer and the VSP gets * to choose the sections size of the buffer. This was done to enable * dynamic reconfigurations when the cost of GPA-direct buffers * decreases. */ u32 section_size; } __packed; /* * This message is sent by the VSC to revoke the send buffer. After the VSP * completes this transaction, the vsp should never use the send buffer again. */ struct nvsp_1_message_revoke_send_buffer { u16 id; }; /* * This message is used by both the VSP and the VSC to send a RNDIS message to * the opposite channel endpoint. */ struct nvsp_1_message_send_rndis_packet { /* * This field is specified by RNIDS. They assume there's two different * channels of communication. However, the Network VSP only has one. * Therefore, the channel travels with the RNDIS packet. */ u32 channel_type; /* * This field is used to send part or all of the data through a send * buffer. This values specifies an index into the send buffer. If the * index is 0xFFFFFFFF, then the send buffer is not being used and all * of the data was sent through other VMBus mechanisms. */ u32 send_buf_section_index; u32 send_buf_section_size; } __packed; /* * This message is used by both the VSP and the VSC to complete a RNDIS message * to the opposite channel endpoint. At this point, the initiator of this * message cannot use any resources associated with the original RNDIS packet. */ struct nvsp_1_message_send_rndis_packet_complete { u32 status; }; union nvsp_1_message_uber { struct nvsp_1_message_send_ndis_version send_ndis_ver; struct nvsp_1_message_send_receive_buffer send_recv_buf; struct nvsp_1_message_send_receive_buffer_complete send_recv_buf_complete; struct nvsp_1_message_revoke_receive_buffer revoke_recv_buf; struct nvsp_1_message_send_send_buffer send_send_buf; struct nvsp_1_message_send_send_buffer_complete send_send_buf_complete; struct nvsp_1_message_revoke_send_buffer revoke_send_buf; struct nvsp_1_message_send_rndis_packet send_rndis_pkt; struct nvsp_1_message_send_rndis_packet_complete send_rndis_pkt_complete; } __packed; /* * Network VSP protocol version 2 messages: */ struct nvsp_2_vsc_capability { union { u64 data; struct { u64 vmq:1; u64 chimney:1; u64 sriov:1; u64 ieee8021q:1; u64 correlation_id:1; }; }; } __packed; struct nvsp_2_send_ndis_config { u32 mtu; u32 reserved; struct nvsp_2_vsc_capability capability; } __packed; /* Allocate receive buffer */ struct nvsp_2_alloc_rxbuf { /* Allocation ID to match the allocation request and response */ u32 alloc_id; /* Length of the VM shared memory receive buffer that needs to * be allocated */ u32 len; } __packed; /* Allocate receive buffer complete */ struct nvsp_2_alloc_rxbuf_comp { /* The NDIS_STATUS code for buffer allocation */ u32 status; u32 alloc_id; /* GPADL handle for the allocated receive buffer */ u32 gpadl_handle; /* Receive buffer ID */ u64 recv_buf_id; } __packed; struct nvsp_2_free_rxbuf { u64 recv_buf_id; } __packed; union nvsp_2_message_uber { struct nvsp_2_send_ndis_config send_ndis_config; struct nvsp_2_alloc_rxbuf alloc_rxbuf; struct nvsp_2_alloc_rxbuf_comp alloc_rxbuf_comp; struct nvsp_2_free_rxbuf free_rxbuf; } __packed; union nvsp_all_messages { union nvsp_message_init_uber init_msg; union nvsp_1_message_uber v1_msg; union nvsp_2_message_uber v2_msg; } __packed; /* ALL Messages */ struct nvsp_message { struct nvsp_message_header hdr; union nvsp_all_messages msg; } __packed; #define NETVSC_MTU 65536 #define NETVSC_RECEIVE_BUFFER_SIZE (1024*1024*2) /* 2MB */ #define NETVSC_RECEIVE_BUFFER_ID 0xcafe /* Preallocated receive packets */ #define NETVSC_RECEIVE_PACKETLIST_COUNT 256 #define NETVSC_PACKET_SIZE 2048 /* Per netvsc channel-specific */ struct netvsc_device { struct hv_device *dev; u32 nvsp_version; atomic_t num_outstanding_sends; wait_queue_head_t wait_drain; bool start_remove; bool destroy; /* * List of free preallocated hv_netvsc_packet to represent receive * packet */ struct list_head recv_pkt_list; spinlock_t recv_pkt_list_lock; /* Receive buffer allocated by us but manages by NetVSP */ void *recv_buf; u32 recv_buf_size; u32 recv_buf_gpadl_handle; u32 recv_section_cnt; struct nvsp_1_receive_buffer_section *recv_section; /* Used for NetVSP initialization protocol */ struct completion channel_init_wait; struct nvsp_message channel_init_pkt; struct nvsp_message revoke_packet; /* unsigned char HwMacAddr[HW_MACADDR_LEN]; */ struct net_device *ndev; /* Holds rndis device info */ void *extension; }; /* NdisInitialize message */ struct rndis_initialize_request { u32 req_id; u32 major_ver; u32 minor_ver; u32 max_xfer_size; }; /* Response to NdisInitialize */ struct rndis_initialize_complete { u32 req_id; u32 status; u32 major_ver; u32 minor_ver; u32 dev_flags; u32 medium; u32 max_pkt_per_msg; u32 max_xfer_size; u32 pkt_alignment_factor; u32 af_list_offset; u32 af_list_size; }; /* Call manager devices only: Information about an address family */ /* supported by the device is appended to the response to NdisInitialize. */ struct rndis_co_address_family { u32 address_family; u32 major_ver; u32 minor_ver; }; /* NdisHalt message */ struct rndis_halt_request { u32 req_id; }; /* NdisQueryRequest message */ struct rndis_query_request { u32 req_id; u32 oid; u32 info_buflen; u32 info_buf_offset; u32 dev_vc_handle; }; /* Response to NdisQueryRequest */ struct rndis_query_complete { u32 req_id; u32 status; u32 info_buflen; u32 info_buf_offset; }; /* NdisSetRequest message */ struct rndis_set_request { u32 req_id; u32 oid; u32 info_buflen; u32 info_buf_offset; u32 dev_vc_handle; }; /* Response to NdisSetRequest */ struct rndis_set_complete { u32 req_id; u32 status; }; /* NdisReset message */ struct rndis_reset_request { u32 reserved; }; /* Response to NdisReset */ struct rndis_reset_complete { u32 status; u32 addressing_reset; }; /* NdisMIndicateStatus message */ struct rndis_indicate_status { u32 status; u32 status_buflen; u32 status_buf_offset; }; /* Diagnostic information passed as the status buffer in */ /* struct rndis_indicate_status messages signifying error conditions. */ struct rndis_diagnostic_info { u32 diag_status; u32 error_offset; }; /* NdisKeepAlive message */ struct rndis_keepalive_request { u32 req_id; }; /* Response to NdisKeepAlive */ struct rndis_keepalive_complete { u32 req_id; u32 status; }; /* * Data message. All Offset fields contain byte offsets from the beginning of * struct rndis_packet. All Length fields are in bytes. VcHandle is set * to 0 for connectionless data, otherwise it contains the VC handle. */ struct rndis_packet { u32 data_offset; u32 data_len; u32 oob_data_offset; u32 oob_data_len; u32 num_oob_data_elements; u32 per_pkt_info_offset; u32 per_pkt_info_len; u32 vc_handle; u32 reserved; }; /* Optional Out of Band data associated with a Data message. */ struct rndis_oobd { u32 size; u32 type; u32 class_info_offset; }; /* Packet extension field contents associated with a Data message. */ struct rndis_per_packet_info { u32 size; u32 type; u32 ppi_offset; }; enum ndis_per_pkt_info_type { TCPIP_CHKSUM_PKTINFO, IPSEC_PKTINFO, TCP_LARGESEND_PKTINFO, CLASSIFICATION_HANDLE_PKTINFO, NDIS_RESERVED, SG_LIST_PKTINFO, IEEE_8021Q_INFO, ORIGINAL_PKTINFO, PACKET_CANCEL_ID, ORIGINAL_NET_BUFLIST, CACHED_NET_BUFLIST, SHORT_PKT_PADINFO, MAX_PER_PKT_INFO }; struct ndis_pkt_8021q_info { union { struct { u32 pri:3; /* User Priority */ u32 cfi:1; /* Canonical Format ID */ u32 vlanid:12; /* VLAN ID */ u32 reserved:16; }; u32 value; }; }; #define NDIS_VLAN_PPI_SIZE (sizeof(struct rndis_per_packet_info) + \ sizeof(struct ndis_pkt_8021q_info)) /* Format of Information buffer passed in a SetRequest for the OID */ /* OID_GEN_RNDIS_CONFIG_PARAMETER. */ struct rndis_config_parameter_info { u32 parameter_name_offset; u32 parameter_name_length; u32 parameter_type; u32 parameter_value_offset; u32 parameter_value_length; }; /* Values for ParameterType in struct rndis_config_parameter_info */ #define RNDIS_CONFIG_PARAM_TYPE_INTEGER 0 #define RNDIS_CONFIG_PARAM_TYPE_STRING 2 /* CONDIS Miniport messages for connection oriented devices */ /* that do not implement a call manager. */ /* CoNdisMiniportCreateVc message */ struct rcondis_mp_create_vc { u32 req_id; u32 ndis_vc_handle; }; /* Response to CoNdisMiniportCreateVc */ struct rcondis_mp_create_vc_complete { u32 req_id; u32 dev_vc_handle; u32 status; }; /* CoNdisMiniportDeleteVc message */ struct rcondis_mp_delete_vc { u32 req_id; u32 dev_vc_handle; }; /* Response to CoNdisMiniportDeleteVc */ struct rcondis_mp_delete_vc_complete { u32 req_id; u32 status; }; /* CoNdisMiniportQueryRequest message */ struct rcondis_mp_query_request { u32 req_id; u32 request_type; u32 oid; u32 dev_vc_handle; u32 info_buflen; u32 info_buf_offset; }; /* CoNdisMiniportSetRequest message */ struct rcondis_mp_set_request { u32 req_id; u32 request_type; u32 oid; u32 dev_vc_handle; u32 info_buflen; u32 info_buf_offset; }; /* CoNdisIndicateStatus message */ struct rcondis_indicate_status { u32 ndis_vc_handle; u32 status; u32 status_buflen; u32 status_buf_offset; }; /* CONDIS Call/VC parameters */ struct rcondis_specific_parameters { u32 parameter_type; u32 parameter_length; u32 parameter_lffset; }; struct rcondis_media_parameters { u32 flags; u32 reserved1; u32 reserved2; struct rcondis_specific_parameters media_specific; }; struct rndis_flowspec { u32 token_rate; u32 token_bucket_size; u32 peak_bandwidth; u32 latency; u32 delay_variation; u32 service_type; u32 max_sdu_size; u32 minimum_policed_size; }; struct rcondis_call_manager_parameters { struct rndis_flowspec transmit; struct rndis_flowspec receive; struct rcondis_specific_parameters call_mgr_specific; }; /* CoNdisMiniportActivateVc message */ struct rcondis_mp_activate_vc_request { u32 req_id; u32 flags; u32 dev_vc_handle; u32 media_params_offset; u32 media_params_length; u32 call_mgr_params_offset; u32 call_mgr_params_length; }; /* Response to CoNdisMiniportActivateVc */ struct rcondis_mp_activate_vc_complete { u32 req_id; u32 status; }; /* CoNdisMiniportDeactivateVc message */ struct rcondis_mp_deactivate_vc_request { u32 req_id; u32 flags; u32 dev_vc_handle; }; /* Response to CoNdisMiniportDeactivateVc */ struct rcondis_mp_deactivate_vc_complete { u32 req_id; u32 status; }; /* union with all of the RNDIS messages */ union rndis_message_container { struct rndis_packet pkt; struct rndis_initialize_request init_req; struct rndis_halt_request halt_req; struct rndis_query_request query_req; struct rndis_set_request set_req; struct rndis_reset_request reset_req; struct rndis_keepalive_request keep_alive_req; struct rndis_indicate_status indicate_status; struct rndis_initialize_complete init_complete; struct rndis_query_complete query_complete; struct rndis_set_complete set_complete; struct rndis_reset_complete reset_complete; struct rndis_keepalive_complete keep_alive_complete; struct rcondis_mp_create_vc co_miniport_create_vc; struct rcondis_mp_delete_vc co_miniport_delete_vc; struct rcondis_indicate_status co_indicate_status; struct rcondis_mp_activate_vc_request co_miniport_activate_vc; struct rcondis_mp_deactivate_vc_request co_miniport_deactivate_vc; struct rcondis_mp_create_vc_complete co_miniport_create_vc_complete; struct rcondis_mp_delete_vc_complete co_miniport_delete_vc_complete; struct rcondis_mp_activate_vc_complete co_miniport_activate_vc_complete; struct rcondis_mp_deactivate_vc_complete co_miniport_deactivate_vc_complete; }; /* Remote NDIS message format */ struct rndis_message { u32 ndis_msg_type; /* Total length of this message, from the beginning */ /* of the sruct rndis_message, in bytes. */ u32 msg_len; /* Actual message */ union rndis_message_container msg; }; struct rndis_filter_packet { void *completion_ctx; void (*completion)(void *context); struct rndis_message msg; }; /* Handy macros */ /* get the size of an RNDIS message. Pass in the message type, */ /* struct rndis_set_request, struct rndis_packet for example */ #define RNDIS_MESSAGE_SIZE(msg) \ (sizeof(msg) + (sizeof(struct rndis_message) - \ sizeof(union rndis_message_container))) /* get pointer to info buffer with message pointer */ #define MESSAGE_TO_INFO_BUFFER(msg) \ (((unsigned char *)(msg)) + msg->info_buf_offset) /* get pointer to status buffer with message pointer */ #define MESSAGE_TO_STATUS_BUFFER(msg) \ (((unsigned char *)(msg)) + msg->status_buf_offset) /* get pointer to OOBD buffer with message pointer */ #define MESSAGE_TO_OOBD_BUFFER(msg) \ (((unsigned char *)(msg)) + msg->oob_data_offset) /* get pointer to data buffer with message pointer */ #define MESSAGE_TO_DATA_BUFFER(msg) \ (((unsigned char *)(msg)) + msg->per_pkt_info_offset) /* get pointer to contained message from NDIS_MESSAGE pointer */ #define RNDIS_MESSAGE_PTR_TO_MESSAGE_PTR(rndis_msg) \ ((void *) &rndis_msg->msg) /* get pointer to contained message from NDIS_MESSAGE pointer */ #define RNDIS_MESSAGE_RAW_PTR_TO_MESSAGE_PTR(rndis_msg) \ ((void *) rndis_msg) #define __struct_bcount(x) #define RNDIS_HEADER_SIZE (sizeof(struct rndis_message) - \ sizeof(union rndis_message_container)) #define NDIS_PACKET_TYPE_DIRECTED 0x00000001 #define NDIS_PACKET_TYPE_MULTICAST 0x00000002 #define NDIS_PACKET_TYPE_ALL_MULTICAST 0x00000004 #define NDIS_PACKET_TYPE_BROADCAST 0x00000008 #define NDIS_PACKET_TYPE_SOURCE_ROUTING 0x00000010 #define NDIS_PACKET_TYPE_PROMISCUOUS 0x00000020 #define NDIS_PACKET_TYPE_SMT 0x00000040 #define NDIS_PACKET_TYPE_ALL_LOCAL 0x00000080 #define NDIS_PACKET_TYPE_GROUP 0x00000100 #define NDIS_PACKET_TYPE_ALL_FUNCTIONAL 0x00000200 #define NDIS_PACKET_TYPE_FUNCTIONAL 0x00000400 #define NDIS_PACKET_TYPE_MAC_FRAME 0x00000800 #endif /* _HYPERV_NET_H */