2 * Copyright (c) 2009-2012,2016 Microsoft Corp.
3 * Copyright (c) 2012 NetApp Inc.
4 * Copyright (c) 2012 Citrix Inc.
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
10 * 1. Redistributions of source code must retain the above copyright
11 * notice unmodified, this list of conditions, and the following
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
34 #include <dev/hyperv/include/hyperv.h>
35 #include <dev/hyperv/include/vmbus.h>
38 * hv_util related structures
41 typedef struct hv_util_sc {
43 uint8_t *receive_buffer;
47 struct vmbus_ic_desc {
48 const struct hyperv_guid ic_guid;
52 #define VMBUS_IC_DESC_END { .ic_desc = NULL }
54 int hv_util_attach(device_t dev, vmbus_chan_callback_t cb);
55 int hv_util_detach(device_t dev);
56 int vmbus_ic_probe(device_t dev, const struct vmbus_ic_desc descs[]);
57 int vmbus_ic_negomsg(struct hv_util_sc *, void *data, int *dlen);