2 * Copyright (c) 2009, Microsoft Corporation.
4 * This program is free software; you can redistribute it and/or modify it
5 * under the terms and conditions of the GNU General Public License,
6 * version 2, as published by the Free Software Foundation.
8 * This program is distributed in the hope it will be useful, but WITHOUT
9 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
10 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
13 * You should have received a copy of the GNU General Public License along with
14 * this program; if not, write to the Free Software Foundation, Inc., 59 Temple
15 * Place - Suite 330, Boston, MA 02111-1307 USA.
18 * Haiyang Zhang <haiyangz@microsoft.com>
19 * Hank Janssen <hjanssen@microsoft.com>
25 * Common header for Hyper-V ICs
27 #define ICMSGTYPE_NEGOTIATE 0
28 #define ICMSGTYPE_HEARTBEAT 1
29 #define ICMSGTYPE_KVPEXCHANGE 2
30 #define ICMSGTYPE_SHUTDOWN 3
31 #define ICMSGTYPE_TIMESYNC 4
32 #define ICMSGTYPE_VSS 5
34 #define ICMSGHDRFLAG_TRANSACTION 1
35 #define ICMSGHDRFLAG_REQUEST 2
36 #define ICMSGHDRFLAG_RESPONSE 4
38 #define HV_S_OK 0x00000000
39 #define HV_E_FAIL 0x80004005
40 #define HV_ERROR_NOT_SUPPORTED 0x80070032
41 #define HV_ERROR_MACHINE_LOCKED 0x800704F7
43 struct vmbuspipe_hdr {
46 } __attribute__((packed));
51 } __attribute__((packed));
54 struct ic_version icverframe;
56 struct ic_version icvermsg;
62 } __attribute__((packed));
64 struct icmsg_negotiate {
68 struct ic_version icversion_data[1]; /* any size array */
69 } __attribute__((packed));
71 struct shutdown_msg_data {
75 u8 display_message[2048];
76 } __attribute__((packed));
78 struct heartbeat_msg_data {
81 } __attribute__((packed));
83 /* Time Sync IC defs */
84 #define ICTIMESYNCFLAG_PROBE 0
85 #define ICTIMESYNCFLAG_SYNC 1
86 #define ICTIMESYNCFLAG_SAMPLE 2
89 #define WLTIMEDELTA 116444736000000000L /* in 100ns unit */
91 #define WLTIMEDELTA 116444736000000000LL
94 struct ictimesync_data{
99 } __attribute__((packed));
101 /* Index for each IC struct in array hv_cb_utils[] */
102 #define HV_SHUTDOWN_MSG 0
103 #define HV_TIMESYNC_MSG 1
104 #define HV_HEARTBEAT_MSG 2
106 struct hyperv_service_callback {
109 unsigned char data[16];
110 struct vmbus_channel *channel;
111 void (*callback) (void *context);
114 extern void prep_negotiate_resp(struct icmsg_hdr *,
115 struct icmsg_negotiate *, u8 *);
116 extern void chn_cb_negotiate(void *);
117 extern struct hyperv_service_callback hv_cb_utils[];
119 #endif /* __HV_UTILS_H_ */