drivers/staging/hv/include/HvHcApi.h

   1 /*
   2  *
   3  * Copyright (c) 2009, Microsoft Corporation.
   4  *
   5  * This program is free software; you can redistribute it and/or modify it
   6  * under the terms and conditions of the GNU General Public License,
   7  * version 2, as published by the Free Software Foundation.
   8  *
   9  * This program is distributed in the hope it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
  12  * more details.
  13  *
  14  * You should have received a copy of the GNU General Public License along with
  15  * this program; if not, write to the Free Software Foundation, Inc., 59 Temple
  16  * Place - Suite 330, Boston, MA 02111-1307 USA.
  17  *
  18  * Authors:
  19  *   Haiyang Zhang <haiyangz@microsoft.com>
  20  *   Hank Janssen  <hjanssen@microsoft.com>
  21  *
  22  */
  23
  24 #ifndef __HVHCAPI_H
  25 #define __HVHCAPI_H
  26
  27 /* Declare the various hypercall operations. */
  28 enum hv_call_code {
  29         HvCallPostMessage       = 0x005c,
  30         HvCallSignalEvent       = 0x005d,
  31 };
  32
  33 /* Definition of the HvPostMessage hypercall input structure. */
  34 struct hv_input_post_message {
  35         union hv_connection_id ConnectionId;
  36         u32 Reserved;
  37         enum hv_message_type MessageType;
  38         u32 PayloadSize;
  39         u64 Payload[HV_MESSAGE_PAYLOAD_QWORD_COUNT];
  40 };
  41
  42 /* Definition of the HvSignalEvent hypercall input structure. */
  43 struct hv_input_signal_event {
  44         union hv_connection_id ConnectionId;
  45         u16 FlagNumber;
  46         u16 RsvdZ;
  47 };
  48
  49 #endif