|
@@ -1,217 +0,0 @@
|
|
|
-/*
|
|
|
- *
|
|
|
- * Copyright (c) 2009, 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 <haiyangz@microsoft.com>
|
|
|
- * Hank Janssen <hjanssen@microsoft.com>
|
|
|
- *
|
|
|
- */
|
|
|
-
|
|
|
-#ifndef __CHANNELMESSAGES_H
|
|
|
-#define __CHANNELMESSAGES_H
|
|
|
-
|
|
|
-#include "VmbusPacketFormat.h"
|
|
|
-
|
|
|
-/* Version 1 messages */
|
|
|
-enum vmbus_channel_message_type {
|
|
|
- ChannelMessageInvalid = 0,
|
|
|
- ChannelMessageOfferChannel = 1,
|
|
|
- ChannelMessageRescindChannelOffer = 2,
|
|
|
- ChannelMessageRequestOffers = 3,
|
|
|
- ChannelMessageAllOffersDelivered = 4,
|
|
|
- ChannelMessageOpenChannel = 5,
|
|
|
- ChannelMessageOpenChannelResult = 6,
|
|
|
- ChannelMessageCloseChannel = 7,
|
|
|
- ChannelMessageGpadlHeader = 8,
|
|
|
- ChannelMessageGpadlBody = 9,
|
|
|
- ChannelMessageGpadlCreated = 10,
|
|
|
- ChannelMessageGpadlTeardown = 11,
|
|
|
- ChannelMessageGpadlTorndown = 12,
|
|
|
- ChannelMessageRelIdReleased = 13,
|
|
|
- ChannelMessageInitiateContact = 14,
|
|
|
- ChannelMessageVersionResponse = 15,
|
|
|
- ChannelMessageUnload = 16,
|
|
|
-#ifdef VMBUS_FEATURE_PARENT_OR_PEER_MEMORY_MAPPED_INTO_A_CHILD
|
|
|
- ChannelMessageViewRangeAdd = 17,
|
|
|
- ChannelMessageViewRangeRemove = 18,
|
|
|
-#endif
|
|
|
- ChannelMessageCount
|
|
|
-} __attribute__((packed));
|
|
|
-
|
|
|
-struct vmbus_channel_message_header {
|
|
|
- enum vmbus_channel_message_type MessageType;
|
|
|
- u32 Padding;
|
|
|
-} __attribute__((packed));
|
|
|
-
|
|
|
-/* Query VMBus Version parameters */
|
|
|
-struct vmbus_channel_query_vmbus_version {
|
|
|
- struct vmbus_channel_message_header Header;
|
|
|
- u32 Version;
|
|
|
-} __attribute__((packed));
|
|
|
-
|
|
|
-/* VMBus Version Supported parameters */
|
|
|
-struct vmbus_channel_version_supported {
|
|
|
- struct vmbus_channel_message_header Header;
|
|
|
- bool VersionSupported;
|
|
|
-} __attribute__((packed));
|
|
|
-
|
|
|
-/* Offer Channel parameters */
|
|
|
-struct vmbus_channel_offer_channel {
|
|
|
- struct vmbus_channel_message_header Header;
|
|
|
- struct vmbus_channel_offer Offer;
|
|
|
- u32 ChildRelId;
|
|
|
- u8 MonitorId;
|
|
|
- bool MonitorAllocated;
|
|
|
-} __attribute__((packed));
|
|
|
-
|
|
|
-/* Rescind Offer parameters */
|
|
|
-struct vmbus_channel_rescind_offer {
|
|
|
- struct vmbus_channel_message_header Header;
|
|
|
- u32 ChildRelId;
|
|
|
-} __attribute__((packed));
|
|
|
-
|
|
|
-/*
|
|
|
- * Request Offer -- no parameters, SynIC message contains the partition ID
|
|
|
- * Set Snoop -- no parameters, SynIC message contains the partition ID
|
|
|
- * Clear Snoop -- no parameters, SynIC message contains the partition ID
|
|
|
- * All Offers Delivered -- no parameters, SynIC message contains the partition
|
|
|
- * ID
|
|
|
- * Flush Client -- no parameters, SynIC message contains the partition ID
|
|
|
- */
|
|
|
-
|
|
|
-/* Open Channel parameters */
|
|
|
-struct vmbus_channel_open_channel {
|
|
|
- struct vmbus_channel_message_header Header;
|
|
|
-
|
|
|
- /* Identifies the specific VMBus channel that is being opened. */
|
|
|
- u32 ChildRelId;
|
|
|
-
|
|
|
- /* ID making a particular open request at a channel offer unique. */
|
|
|
- u32 OpenId;
|
|
|
-
|
|
|
- /* GPADL for the channel's ring buffer. */
|
|
|
- u32 RingBufferGpadlHandle;
|
|
|
-
|
|
|
- /* GPADL for the channel's server context save area. */
|
|
|
- u32 ServerContextAreaGpadlHandle;
|
|
|
-
|
|
|
- /*
|
|
|
- * The upstream ring buffer begins at offset zero in the memory
|
|
|
- * described by RingBufferGpadlHandle. The downstream ring buffer
|
|
|
- * follows it at this offset (in pages).
|
|
|
- */
|
|
|
- u32 DownstreamRingBufferPageOffset;
|
|
|
-
|
|
|
- /* User-specific data to be passed along to the server endpoint. */
|
|
|
- unsigned char UserData[MAX_USER_DEFINED_BYTES];
|
|
|
-} __attribute__((packed));
|
|
|
-
|
|
|
-/* Open Channel Result parameters */
|
|
|
-struct vmbus_channel_open_result {
|
|
|
- struct vmbus_channel_message_header Header;
|
|
|
- u32 ChildRelId;
|
|
|
- u32 OpenId;
|
|
|
- u32 Status;
|
|
|
-} __attribute__((packed));
|
|
|
-
|
|
|
-/* Close channel parameters; */
|
|
|
-struct vmbus_channel_close_channel {
|
|
|
- struct vmbus_channel_message_header Header;
|
|
|
- u32 ChildRelId;
|
|
|
-} __attribute__((packed));
|
|
|
-
|
|
|
-/* Channel Message GPADL */
|
|
|
-#define GPADL_TYPE_RING_BUFFER 1
|
|
|
-#define GPADL_TYPE_SERVER_SAVE_AREA 2
|
|
|
-#define GPADL_TYPE_TRANSACTION 8
|
|
|
-
|
|
|
-/*
|
|
|
- * The number of PFNs in a GPADL message is defined by the number of
|
|
|
- * pages that would be spanned by ByteCount and ByteOffset. If the
|
|
|
- * implied number of PFNs won't fit in this packet, there will be a
|
|
|
- * follow-up packet that contains more.
|
|
|
- */
|
|
|
-struct vmbus_channel_gpadl_header {
|
|
|
- struct vmbus_channel_message_header Header;
|
|
|
- u32 ChildRelId;
|
|
|
- u32 Gpadl;
|
|
|
- u16 RangeBufLen;
|
|
|
- u16 RangeCount;
|
|
|
- struct gpa_range Range[0];
|
|
|
-} __attribute__((packed));
|
|
|
-
|
|
|
-/* This is the followup packet that contains more PFNs. */
|
|
|
-struct vmbus_channel_gpadl_body {
|
|
|
- struct vmbus_channel_message_header Header;
|
|
|
- u32 MessageNumber;
|
|
|
- u32 Gpadl;
|
|
|
- u64 Pfn[0];
|
|
|
-} __attribute__((packed));
|
|
|
-
|
|
|
-struct vmbus_channel_gpadl_created {
|
|
|
- struct vmbus_channel_message_header Header;
|
|
|
- u32 ChildRelId;
|
|
|
- u32 Gpadl;
|
|
|
- u32 CreationStatus;
|
|
|
-} __attribute__((packed));
|
|
|
-
|
|
|
-struct vmbus_channel_gpadl_teardown {
|
|
|
- struct vmbus_channel_message_header Header;
|
|
|
- u32 ChildRelId;
|
|
|
- u32 Gpadl;
|
|
|
-} __attribute__((packed));
|
|
|
-
|
|
|
-struct vmbus_channel_gpadl_torndown {
|
|
|
- struct vmbus_channel_message_header Header;
|
|
|
- u32 Gpadl;
|
|
|
-} __attribute__((packed));
|
|
|
-
|
|
|
-#ifdef VMBUS_FEATURE_PARENT_OR_PEER_MEMORY_MAPPED_INTO_A_CHILD
|
|
|
-struct vmbus_channel_view_range_add {
|
|
|
- struct vmbus_channel_message_header Header;
|
|
|
- PHYSICAL_ADDRESS ViewRangeBase;
|
|
|
- u64 ViewRangeLength;
|
|
|
- u32 ChildRelId;
|
|
|
-} __attribute__((packed));
|
|
|
-
|
|
|
-struct vmbus_channel_view_range_remove {
|
|
|
- struct vmbus_channel_message_header Header;
|
|
|
- PHYSICAL_ADDRESS ViewRangeBase;
|
|
|
- u32 ChildRelId;
|
|
|
-} __attribute__((packed));
|
|
|
-#endif
|
|
|
-
|
|
|
-struct vmbus_channel_relid_released {
|
|
|
- struct vmbus_channel_message_header Header;
|
|
|
- u32 ChildRelId;
|
|
|
-} __attribute__((packed));
|
|
|
-
|
|
|
-struct vmbus_channel_initiate_contact {
|
|
|
- struct vmbus_channel_message_header Header;
|
|
|
- u32 VMBusVersionRequested;
|
|
|
- u32 Padding2;
|
|
|
- u64 InterruptPage;
|
|
|
- u64 MonitorPage1;
|
|
|
- u64 MonitorPage2;
|
|
|
-} __attribute__((packed));
|
|
|
-
|
|
|
-struct vmbus_channel_version_response {
|
|
|
- struct vmbus_channel_message_header Header;
|
|
|
- bool VersionSupported;
|
|
|
-} __attribute__((packed));
|
|
|
-
|
|
|
-#endif
|