1093 lines
27 KiB
C
1093 lines
27 KiB
C
/*
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*
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* Copyright (c) 2011, Microsoft Corporation.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License along with
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* this program; if not, see <http://www.gnu.org/licenses/>.
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*
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* Authors:
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* Haiyang Zhang <haiyangz@microsoft.com>
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* Hank Janssen <hjanssen@microsoft.com>
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* K. Y. Srinivasan <kys@microsoft.com>
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*
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*/
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#ifndef _HYPERV_NET_H
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#define _HYPERV_NET_H
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#include <linux/list.h>
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#include <linux/hyperv.h>
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#include <linux/rndis.h>
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/* Fwd declaration */
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struct hv_netvsc_packet;
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struct ndis_tcp_ip_checksum_info;
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/* Represent the xfer page packet which contains 1 or more netvsc packet */
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struct xferpage_packet {
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struct list_head list_ent;
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u32 status;
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/* # of netvsc packets this xfer packet contains */
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u32 count;
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};
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/*
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* Represent netvsc packet which contains 1 RNDIS and 1 ethernet frame
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* within the RNDIS
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*/
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struct hv_netvsc_packet {
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/* Bookkeeping stuff */
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struct list_head list_ent;
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u32 status;
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struct hv_device *device;
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bool is_data_pkt;
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u16 vlan_tci;
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/*
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* Valid only for receives when we break a xfer page packet
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* into multiple netvsc packets
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*/
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struct xferpage_packet *xfer_page_pkt;
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union {
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struct {
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u64 recv_completion_tid;
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void *recv_completion_ctx;
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void (*recv_completion)(void *context);
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} recv;
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struct {
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u64 send_completion_tid;
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void *send_completion_ctx;
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void (*send_completion)(void *context);
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} send;
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} completion;
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/* This points to the memory after page_buf */
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struct rndis_message *rndis_msg;
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u32 total_data_buflen;
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/* Points to the send/receive buffer where the ethernet frame is */
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void *data;
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u32 page_buf_cnt;
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struct hv_page_buffer page_buf[0];
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};
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struct netvsc_device_info {
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unsigned char mac_adr[ETH_ALEN];
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bool link_state; /* 0 - link up, 1 - link down */
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int ring_size;
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};
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enum rndis_device_state {
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RNDIS_DEV_UNINITIALIZED = 0,
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RNDIS_DEV_INITIALIZING,
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RNDIS_DEV_INITIALIZED,
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RNDIS_DEV_DATAINITIALIZED,
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};
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struct rndis_device {
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struct netvsc_device *net_dev;
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enum rndis_device_state state;
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bool link_state;
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atomic_t new_req_id;
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spinlock_t request_lock;
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struct list_head req_list;
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unsigned char hw_mac_adr[ETH_ALEN];
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};
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/* Interface */
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int netvsc_device_add(struct hv_device *device, void *additional_info);
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int netvsc_device_remove(struct hv_device *device);
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int netvsc_send(struct hv_device *device,
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struct hv_netvsc_packet *packet);
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void netvsc_linkstatus_callback(struct hv_device *device_obj,
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unsigned int status);
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int netvsc_recv_callback(struct hv_device *device_obj,
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struct hv_netvsc_packet *packet,
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struct ndis_tcp_ip_checksum_info *csum_info);
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int rndis_filter_open(struct hv_device *dev);
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int rndis_filter_close(struct hv_device *dev);
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int rndis_filter_device_add(struct hv_device *dev,
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void *additional_info);
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void rndis_filter_device_remove(struct hv_device *dev);
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int rndis_filter_receive(struct hv_device *dev,
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struct hv_netvsc_packet *pkt);
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int rndis_filter_set_packet_filter(struct rndis_device *dev, u32 new_filter);
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int rndis_filter_set_device_mac(struct hv_device *hdev, char *mac);
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#define NVSP_INVALID_PROTOCOL_VERSION ((u32)0xFFFFFFFF)
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#define NVSP_PROTOCOL_VERSION_1 2
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#define NVSP_PROTOCOL_VERSION_2 0x30002
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#define NVSP_PROTOCOL_VERSION_4 0x40000
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#define NVSP_PROTOCOL_VERSION_5 0x50000
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enum {
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NVSP_MSG_TYPE_NONE = 0,
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/* Init Messages */
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NVSP_MSG_TYPE_INIT = 1,
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NVSP_MSG_TYPE_INIT_COMPLETE = 2,
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NVSP_VERSION_MSG_START = 100,
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/* Version 1 Messages */
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NVSP_MSG1_TYPE_SEND_NDIS_VER = NVSP_VERSION_MSG_START,
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NVSP_MSG1_TYPE_SEND_RECV_BUF,
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NVSP_MSG1_TYPE_SEND_RECV_BUF_COMPLETE,
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NVSP_MSG1_TYPE_REVOKE_RECV_BUF,
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NVSP_MSG1_TYPE_SEND_SEND_BUF,
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NVSP_MSG1_TYPE_SEND_SEND_BUF_COMPLETE,
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NVSP_MSG1_TYPE_REVOKE_SEND_BUF,
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NVSP_MSG1_TYPE_SEND_RNDIS_PKT,
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NVSP_MSG1_TYPE_SEND_RNDIS_PKT_COMPLETE,
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/* Version 2 messages */
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NVSP_MSG2_TYPE_SEND_CHIMNEY_DELEGATED_BUF,
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NVSP_MSG2_TYPE_SEND_CHIMNEY_DELEGATED_BUF_COMP,
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NVSP_MSG2_TYPE_REVOKE_CHIMNEY_DELEGATED_BUF,
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NVSP_MSG2_TYPE_RESUME_CHIMNEY_RX_INDICATION,
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NVSP_MSG2_TYPE_TERMINATE_CHIMNEY,
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NVSP_MSG2_TYPE_TERMINATE_CHIMNEY_COMP,
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NVSP_MSG2_TYPE_INDICATE_CHIMNEY_EVENT,
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NVSP_MSG2_TYPE_SEND_CHIMNEY_PKT,
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NVSP_MSG2_TYPE_SEND_CHIMNEY_PKT_COMP,
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NVSP_MSG2_TYPE_POST_CHIMNEY_RECV_REQ,
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NVSP_MSG2_TYPE_POST_CHIMNEY_RECV_REQ_COMP,
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NVSP_MSG2_TYPE_ALLOC_RXBUF,
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NVSP_MSG2_TYPE_ALLOC_RXBUF_COMP,
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NVSP_MSG2_TYPE_FREE_RXBUF,
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NVSP_MSG2_TYPE_SEND_VMQ_RNDIS_PKT,
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NVSP_MSG2_TYPE_SEND_VMQ_RNDIS_PKT_COMP,
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NVSP_MSG2_TYPE_SEND_NDIS_CONFIG,
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NVSP_MSG2_TYPE_ALLOC_CHIMNEY_HANDLE,
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NVSP_MSG2_TYPE_ALLOC_CHIMNEY_HANDLE_COMP,
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NVSP_MSG2_MAX = NVSP_MSG2_TYPE_ALLOC_CHIMNEY_HANDLE_COMP,
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/* Version 4 messages */
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NVSP_MSG4_TYPE_SEND_VF_ASSOCIATION,
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NVSP_MSG4_TYPE_SWITCH_DATA_PATH,
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NVSP_MSG4_TYPE_UPLINK_CONNECT_STATE_DEPRECATED,
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NVSP_MSG4_MAX = NVSP_MSG4_TYPE_UPLINK_CONNECT_STATE_DEPRECATED,
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/* Version 5 messages */
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NVSP_MSG5_TYPE_OID_QUERY_EX,
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NVSP_MSG5_TYPE_OID_QUERY_EX_COMP,
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NVSP_MSG5_TYPE_SUBCHANNEL,
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NVSP_MSG5_TYPE_SEND_INDIRECTION_TABLE,
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NVSP_MSG5_MAX = NVSP_MSG5_TYPE_SEND_INDIRECTION_TABLE,
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};
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enum {
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NVSP_STAT_NONE = 0,
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NVSP_STAT_SUCCESS,
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NVSP_STAT_FAIL,
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NVSP_STAT_PROTOCOL_TOO_NEW,
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NVSP_STAT_PROTOCOL_TOO_OLD,
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NVSP_STAT_INVALID_RNDIS_PKT,
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NVSP_STAT_BUSY,
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NVSP_STAT_PROTOCOL_UNSUPPORTED,
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NVSP_STAT_MAX,
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};
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struct nvsp_message_header {
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u32 msg_type;
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};
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/* Init Messages */
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/*
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* This message is used by the VSC to initialize the channel after the channels
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* has been opened. This message should never include anything other then
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* versioning (i.e. this message will be the same for ever).
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*/
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struct nvsp_message_init {
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u32 min_protocol_ver;
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u32 max_protocol_ver;
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} __packed;
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/*
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* This message is used by the VSP to complete the initialization of the
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* channel. This message should never include anything other then versioning
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* (i.e. this message will be the same for ever).
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*/
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struct nvsp_message_init_complete {
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u32 negotiated_protocol_ver;
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u32 max_mdl_chain_len;
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u32 status;
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} __packed;
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union nvsp_message_init_uber {
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struct nvsp_message_init init;
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struct nvsp_message_init_complete init_complete;
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} __packed;
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/* Version 1 Messages */
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/*
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* This message is used by the VSC to send the NDIS version to the VSP. The VSP
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* can use this information when handling OIDs sent by the VSC.
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*/
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struct nvsp_1_message_send_ndis_version {
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u32 ndis_major_ver;
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u32 ndis_minor_ver;
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} __packed;
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/*
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* This message is used by the VSC to send a receive buffer to the VSP. The VSP
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* can then use the receive buffer to send data to the VSC.
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*/
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struct nvsp_1_message_send_receive_buffer {
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u32 gpadl_handle;
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u16 id;
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} __packed;
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struct nvsp_1_receive_buffer_section {
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u32 offset;
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u32 sub_alloc_size;
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u32 num_sub_allocs;
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u32 end_offset;
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} __packed;
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/*
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* This message is used by the VSP to acknowledge a receive buffer send by the
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* VSC. This message must be sent by the VSP before the VSP uses the receive
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* buffer.
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*/
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struct nvsp_1_message_send_receive_buffer_complete {
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u32 status;
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u32 num_sections;
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/*
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* The receive buffer is split into two parts, a large suballocation
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* section and a small suballocation section. These sections are then
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* suballocated by a certain size.
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*/
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/*
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* For example, the following break up of the receive buffer has 6
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* large suballocations and 10 small suballocations.
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*/
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/*
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* | Large Section | | Small Section |
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* ------------------------------------------------------------
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* | | | | | | | | | | | | | | | | | |
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* | |
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* LargeOffset SmallOffset
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*/
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struct nvsp_1_receive_buffer_section sections[1];
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} __packed;
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/*
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* This message is sent by the VSC to revoke the receive buffer. After the VSP
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* completes this transaction, the vsp should never use the receive buffer
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* again.
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*/
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struct nvsp_1_message_revoke_receive_buffer {
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u16 id;
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};
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/*
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* This message is used by the VSC to send a send buffer to the VSP. The VSC
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* can then use the send buffer to send data to the VSP.
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*/
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struct nvsp_1_message_send_send_buffer {
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u32 gpadl_handle;
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u16 id;
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} __packed;
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/*
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* This message is used by the VSP to acknowledge a send buffer sent by the
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* VSC. This message must be sent by the VSP before the VSP uses the sent
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* buffer.
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*/
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struct nvsp_1_message_send_send_buffer_complete {
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u32 status;
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/*
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* The VSC gets to choose the size of the send buffer and the VSP gets
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* to choose the sections size of the buffer. This was done to enable
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* dynamic reconfigurations when the cost of GPA-direct buffers
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* decreases.
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*/
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u32 section_size;
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} __packed;
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/*
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* This message is sent by the VSC to revoke the send buffer. After the VSP
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* completes this transaction, the vsp should never use the send buffer again.
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*/
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struct nvsp_1_message_revoke_send_buffer {
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u16 id;
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};
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/*
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* This message is used by both the VSP and the VSC to send a RNDIS message to
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* the opposite channel endpoint.
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*/
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struct nvsp_1_message_send_rndis_packet {
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/*
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* This field is specified by RNIDS. They assume there's two different
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* channels of communication. However, the Network VSP only has one.
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* Therefore, the channel travels with the RNDIS packet.
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*/
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u32 channel_type;
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/*
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* This field is used to send part or all of the data through a send
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* buffer. This values specifies an index into the send buffer. If the
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* index is 0xFFFFFFFF, then the send buffer is not being used and all
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* of the data was sent through other VMBus mechanisms.
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*/
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u32 send_buf_section_index;
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u32 send_buf_section_size;
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} __packed;
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/*
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* This message is used by both the VSP and the VSC to complete a RNDIS message
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* to the opposite channel endpoint. At this point, the initiator of this
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* message cannot use any resources associated with the original RNDIS packet.
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*/
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struct nvsp_1_message_send_rndis_packet_complete {
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u32 status;
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};
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union nvsp_1_message_uber {
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struct nvsp_1_message_send_ndis_version send_ndis_ver;
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struct nvsp_1_message_send_receive_buffer send_recv_buf;
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struct nvsp_1_message_send_receive_buffer_complete
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send_recv_buf_complete;
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struct nvsp_1_message_revoke_receive_buffer revoke_recv_buf;
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struct nvsp_1_message_send_send_buffer send_send_buf;
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struct nvsp_1_message_send_send_buffer_complete send_send_buf_complete;
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struct nvsp_1_message_revoke_send_buffer revoke_send_buf;
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struct nvsp_1_message_send_rndis_packet send_rndis_pkt;
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struct nvsp_1_message_send_rndis_packet_complete
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send_rndis_pkt_complete;
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} __packed;
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/*
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* Network VSP protocol version 2 messages:
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*/
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struct nvsp_2_vsc_capability {
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union {
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u64 data;
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struct {
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u64 vmq:1;
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u64 chimney:1;
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u64 sriov:1;
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u64 ieee8021q:1;
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u64 correlation_id:1;
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};
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};
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} __packed;
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struct nvsp_2_send_ndis_config {
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u32 mtu;
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u32 reserved;
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struct nvsp_2_vsc_capability capability;
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} __packed;
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/* Allocate receive buffer */
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struct nvsp_2_alloc_rxbuf {
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/* Allocation ID to match the allocation request and response */
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u32 alloc_id;
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/* Length of the VM shared memory receive buffer that needs to
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* be allocated
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*/
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u32 len;
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} __packed;
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/* Allocate receive buffer complete */
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struct nvsp_2_alloc_rxbuf_comp {
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/* The NDIS_STATUS code for buffer allocation */
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u32 status;
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|
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u32 alloc_id;
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|
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/* GPADL handle for the allocated receive buffer */
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u32 gpadl_handle;
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|
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/* Receive buffer ID */
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u64 recv_buf_id;
|
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} __packed;
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|
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struct nvsp_2_free_rxbuf {
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u64 recv_buf_id;
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} __packed;
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union nvsp_2_message_uber {
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struct nvsp_2_send_ndis_config send_ndis_config;
|
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struct nvsp_2_alloc_rxbuf alloc_rxbuf;
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struct nvsp_2_alloc_rxbuf_comp alloc_rxbuf_comp;
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struct nvsp_2_free_rxbuf free_rxbuf;
|
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} __packed;
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|
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enum nvsp_subchannel_operation {
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NVSP_SUBCHANNEL_NONE = 0,
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NVSP_SUBCHANNEL_ALLOCATE,
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NVSP_SUBCHANNEL_MAX
|
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};
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|
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struct nvsp_5_subchannel_request {
|
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u32 op;
|
|
u32 num_subchannels;
|
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} __packed;
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|
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struct nvsp_5_subchannel_complete {
|
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u32 status;
|
|
u32 num_subchannels; /* Actual number of subchannels allocated */
|
|
} __packed;
|
|
|
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struct nvsp_5_send_indirect_table {
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|
/* The number of entries in the send indirection table */
|
|
u32 count;
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|
|
|
/* The offset of the send indireciton table from top of this struct.
|
|
* The send indirection table tells which channel to put the send
|
|
* traffic on. Each entry is a channel number.
|
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*/
|
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u32 offset;
|
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} __packed;
|
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|
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union nvsp_5_message_uber {
|
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struct nvsp_5_subchannel_request subchn_req;
|
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struct nvsp_5_subchannel_complete subchn_comp;
|
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struct nvsp_5_send_indirect_table send_table;
|
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} __packed;
|
|
|
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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;
|
|
union nvsp_5_message_uber v5_msg;
|
|
} __packed;
|
|
|
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/* ALL Messages */
|
|
struct nvsp_message {
|
|
struct nvsp_message_header hdr;
|
|
union nvsp_all_messages msg;
|
|
} __packed;
|
|
|
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|
|
#define NETVSC_MTU 65536
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|
|
#define NETVSC_RECEIVE_BUFFER_SIZE (1024*1024*16) /* 16MB */
|
|
#define NETVSC_RECEIVE_BUFFER_SIZE_LEGACY (1024*1024*15) /* 15MB */
|
|
|
|
#define NETVSC_RECEIVE_BUFFER_ID 0xcafe
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|
|
/* 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;
|
|
/* The recive buffer for this device */
|
|
unsigned char cb_buffer[NETVSC_PACKET_SIZE];
|
|
};
|
|
|
|
/* 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;
|
|
};
|
|
};
|
|
|
|
struct ndis_oject_header {
|
|
u8 type;
|
|
u8 revision;
|
|
u16 size;
|
|
};
|
|
|
|
#define NDIS_OBJECT_TYPE_DEFAULT 0x80
|
|
#define NDIS_OFFLOAD_PARAMETERS_REVISION_3 3
|
|
#define NDIS_OFFLOAD_PARAMETERS_NO_CHANGE 0
|
|
#define NDIS_OFFLOAD_PARAMETERS_LSOV2_DISABLED 1
|
|
#define NDIS_OFFLOAD_PARAMETERS_LSOV2_ENABLED 2
|
|
#define NDIS_OFFLOAD_PARAMETERS_LSOV1_ENABLED 2
|
|
#define NDIS_OFFLOAD_PARAMETERS_RSC_DISABLED 1
|
|
#define NDIS_OFFLOAD_PARAMETERS_RSC_ENABLED 2
|
|
#define NDIS_OFFLOAD_PARAMETERS_TX_RX_DISABLED 1
|
|
#define NDIS_OFFLOAD_PARAMETERS_TX_ENABLED_RX_DISABLED 2
|
|
#define NDIS_OFFLOAD_PARAMETERS_RX_ENABLED_TX_DISABLED 3
|
|
#define NDIS_OFFLOAD_PARAMETERS_TX_RX_ENABLED 4
|
|
|
|
#define NDIS_TCP_LARGE_SEND_OFFLOAD_V2_TYPE 1
|
|
#define NDIS_TCP_LARGE_SEND_OFFLOAD_IPV4 0
|
|
#define NDIS_TCP_LARGE_SEND_OFFLOAD_IPV6 1
|
|
|
|
#define VERSION_4_OFFLOAD_SIZE 22
|
|
/*
|
|
* New offload OIDs for NDIS 6
|
|
*/
|
|
#define OID_TCP_OFFLOAD_CURRENT_CONFIG 0xFC01020B /* query only */
|
|
#define OID_TCP_OFFLOAD_PARAMETERS 0xFC01020C /* set only */
|
|
#define OID_TCP_OFFLOAD_HARDWARE_CAPABILITIES 0xFC01020D/* query only */
|
|
#define OID_TCP_CONNECTION_OFFLOAD_CURRENT_CONFIG 0xFC01020E /* query only */
|
|
#define OID_TCP_CONNECTION_OFFLOAD_HARDWARE_CAPABILITIES 0xFC01020F /* query */
|
|
#define OID_OFFLOAD_ENCAPSULATION 0x0101010A /* set/query */
|
|
|
|
struct ndis_offload_params {
|
|
struct ndis_oject_header header;
|
|
u8 ip_v4_csum;
|
|
u8 tcp_ip_v4_csum;
|
|
u8 udp_ip_v4_csum;
|
|
u8 tcp_ip_v6_csum;
|
|
u8 udp_ip_v6_csum;
|
|
u8 lso_v1;
|
|
u8 ip_sec_v1;
|
|
u8 lso_v2_ipv4;
|
|
u8 lso_v2_ipv6;
|
|
u8 tcp_connection_ip_v4;
|
|
u8 tcp_connection_ip_v6;
|
|
u32 flags;
|
|
u8 ip_sec_v2;
|
|
u8 ip_sec_v2_ip_v4;
|
|
struct {
|
|
u8 rsc_ip_v4;
|
|
u8 rsc_ip_v6;
|
|
};
|
|
struct {
|
|
u8 encapsulated_packet_task_offload;
|
|
u8 encapsulation_types;
|
|
};
|
|
};
|
|
|
|
struct ndis_tcp_ip_checksum_info {
|
|
union {
|
|
struct {
|
|
u32 is_ipv4:1;
|
|
u32 is_ipv6:1;
|
|
u32 tcp_checksum:1;
|
|
u32 udp_checksum:1;
|
|
u32 ip_header_checksum:1;
|
|
u32 reserved:11;
|
|
u32 tcp_header_offset:10;
|
|
} transmit;
|
|
struct {
|
|
u32 tcp_checksum_failed:1;
|
|
u32 udp_checksum_failed:1;
|
|
u32 ip_checksum_failed:1;
|
|
u32 tcp_checksum_succeeded:1;
|
|
u32 udp_checksum_succeeded:1;
|
|
u32 ip_checksum_succeeded:1;
|
|
u32 loopback:1;
|
|
u32 tcp_checksum_value_invalid:1;
|
|
u32 ip_checksum_value_invalid:1;
|
|
} receive;
|
|
u32 value;
|
|
};
|
|
};
|
|
|
|
struct ndis_tcp_lso_info {
|
|
union {
|
|
struct {
|
|
u32 unused:30;
|
|
u32 type:1;
|
|
u32 reserved2:1;
|
|
} transmit;
|
|
struct {
|
|
u32 mss:20;
|
|
u32 tcp_header_offset:10;
|
|
u32 type:1;
|
|
u32 reserved2:1;
|
|
} lso_v1_transmit;
|
|
struct {
|
|
u32 tcp_payload:30;
|
|
u32 type:1;
|
|
u32 reserved2:1;
|
|
} lso_v1_transmit_complete;
|
|
struct {
|
|
u32 mss:20;
|
|
u32 tcp_header_offset:10;
|
|
u32 type:1;
|
|
u32 ip_version:1;
|
|
} lso_v2_transmit;
|
|
struct {
|
|
u32 reserved:30;
|
|
u32 type:1;
|
|
u32 reserved2:1;
|
|
} lso_v2_transmit_complete;
|
|
u32 value;
|
|
};
|
|
};
|
|
|
|
#define NDIS_VLAN_PPI_SIZE (sizeof(struct rndis_per_packet_info) + \
|
|
sizeof(struct ndis_pkt_8021q_info))
|
|
|
|
#define NDIS_CSUM_PPI_SIZE (sizeof(struct rndis_per_packet_info) + \
|
|
sizeof(struct ndis_tcp_ip_checksum_info))
|
|
|
|
#define NDIS_LSO_PPI_SIZE (sizeof(struct rndis_per_packet_info) + \
|
|
sizeof(struct ndis_tcp_lso_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;
|
|
};
|
|
|
|
|
|
/* 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) \
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(((unsigned char *)(msg)) + msg->per_pkt_info_offset)
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/* get pointer to contained message from NDIS_MESSAGE pointer */
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#define RNDIS_MESSAGE_PTR_TO_MESSAGE_PTR(rndis_msg) \
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((void *) &rndis_msg->msg)
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/* get pointer to contained message from NDIS_MESSAGE pointer */
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#define RNDIS_MESSAGE_RAW_PTR_TO_MESSAGE_PTR(rndis_msg) \
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((void *) rndis_msg)
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#define __struct_bcount(x)
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#define RNDIS_HEADER_SIZE (sizeof(struct rndis_message) - \
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sizeof(union rndis_message_container))
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#define NDIS_PACKET_TYPE_DIRECTED 0x00000001
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#define NDIS_PACKET_TYPE_MULTICAST 0x00000002
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#define NDIS_PACKET_TYPE_ALL_MULTICAST 0x00000004
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#define NDIS_PACKET_TYPE_BROADCAST 0x00000008
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#define NDIS_PACKET_TYPE_SOURCE_ROUTING 0x00000010
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#define NDIS_PACKET_TYPE_PROMISCUOUS 0x00000020
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#define NDIS_PACKET_TYPE_SMT 0x00000040
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#define NDIS_PACKET_TYPE_ALL_LOCAL 0x00000080
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#define NDIS_PACKET_TYPE_GROUP 0x00000100
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#define NDIS_PACKET_TYPE_ALL_FUNCTIONAL 0x00000200
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#define NDIS_PACKET_TYPE_FUNCTIONAL 0x00000400
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#define NDIS_PACKET_TYPE_MAC_FRAME 0x00000800
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#define INFO_IPV4 2
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#define INFO_IPV6 4
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#define INFO_TCP 2
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#define INFO_UDP 4
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#define TRANSPORT_INFO_NOT_IP 0
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#define TRANSPORT_INFO_IPV4_TCP ((INFO_IPV4 << 16) | INFO_TCP)
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#define TRANSPORT_INFO_IPV4_UDP ((INFO_IPV4 << 16) | INFO_UDP)
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#define TRANSPORT_INFO_IPV6_TCP ((INFO_IPV6 << 16) | INFO_TCP)
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#define TRANSPORT_INFO_IPV6_UDP ((INFO_IPV6 << 16) | INFO_UDP)
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#endif /* _HYPERV_NET_H */
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