#include "RingBuffer.h"
#include "include/VmbusChannelInterface.h"
-#include "include/ChannelMessages.h"
+#include "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));
typedef void (*PFN_CHANNEL_CALLBACK)(void *context);
+++ /dev/null
-/*
- *
- * 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
projects / openwrt / staging / blogic.git / commitdiff