freebsd-skq/sys/dev/hyperv/utilities/hv_utilreg.h
sephe ef604ebdcc hyperv/kvp: Don't mix message status codes and function return values.
While I'm here, move message status codes to hv_utilreg.h, since they
will be used by the upcoming VSS stuffs.

Submitted by:	Hongjiang Zhang <honzhan microsoft com>
MFC after:	1 week
Sponsored by:	Microsoft
Differential Revision:	https://reviews.freebsd.org/D8391
2016-11-02 07:18:27 +00:00

87 lines
2.7 KiB
C

/*-
* Copyright (c) 2016 Microsoft Corp.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice unmodified, this list of conditions, and the following
* disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* $FreeBSD$
*/
#ifndef _HV_UTILREG_H_
#define _HV_UTILREG_H_
/*
* Some Hyper-V status codes.
*/
#define HV_S_OK 0x00000000
#define HV_E_FAIL 0x80004005
#define HV_S_CONT 0x80070103
#define HV_ERROR_NOT_SUPPORTED 0x80070032
#define HV_ERROR_MACHINE_LOCKED 0x800704F7
#define HV_ERROR_DEVICE_NOT_CONNECTED 0x8007048F
#define HV_INVALIDARG 0x80070057
#define HV_GUID_NOTFOUND 0x80041002
/*
* Common defines for Hyper-V ICs
*/
#define HV_ICMSGTYPE_NEGOTIATE 0
#define HV_ICMSGTYPE_HEARTBEAT 1
#define HV_ICMSGTYPE_KVPEXCHANGE 2
#define HV_ICMSGTYPE_SHUTDOWN 3
#define HV_ICMSGTYPE_TIMESYNC 4
#define HV_ICMSGTYPE_VSS 5
#define HV_ICMSGHDRFLAG_TRANSACTION 1
#define HV_ICMSGHDRFLAG_REQUEST 2
#define HV_ICMSGHDRFLAG_RESPONSE 4
typedef struct hv_vmbus_pipe_hdr {
uint32_t flags;
uint32_t msgsize;
} __packed hv_vmbus_pipe_hdr;
typedef struct hv_vmbus_ic_version {
uint16_t major;
uint16_t minor;
} __packed hv_vmbus_ic_version;
typedef struct hv_vmbus_icmsg_hdr {
hv_vmbus_ic_version icverframe;
uint16_t icmsgtype;
hv_vmbus_ic_version icvermsg;
uint16_t icmsgsize;
uint32_t status;
uint8_t ictransaction_id;
uint8_t icflags;
uint8_t reserved[2];
} __packed hv_vmbus_icmsg_hdr;
typedef struct hv_vmbus_icmsg_negotiate {
uint16_t icframe_vercnt;
uint16_t icmsg_vercnt;
uint32_t reserved;
hv_vmbus_ic_version icversion_data[1]; /* any size array */
} __packed hv_vmbus_icmsg_negotiate;
#endif /* !_HV_UTILREG_H_ */