xref: /freebsd/sys/xen/privcmd.h (revision 7431dfd4580e850375fe5478d92ec770344db098)
1 /******************************************************************************
2  * privcmd.h
3  *
4  * Interface to /proc/xen/privcmd.
5  *
6  * Copyright (c) 2003-2005, K A Fraser
7  *
8  * This program is free software; you can redistribute it and/or
9  * modify it under the terms of the GNU General Public License version 2
10  * as published by the Free Software Foundation; or, when distributed
11  * separately from the Linux kernel or incorporated into other
12  * software packages, subject to the following license:
13  *
14  * Permission is hereby granted, free of charge, to any person obtaining a copy
15  * of this source file (the "Software"), to deal in the Software without
16  * restriction, including without limitation the rights to use, copy, modify,
17  * merge, publish, distribute, sublicense, and/or sell copies of the Software,
18  * and to permit persons to whom the Software is furnished to do so, subject to
19  * the following conditions:
20  *
21  * The above copyright notice and this permission notice shall be included in
22  * all copies or substantial portions of the Software.
23  *
24  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
25  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
26  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
27  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
28  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
29  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
30  * IN THE SOFTWARE.
31  *
32  * $FreeBSD$
33  */
34 
35 #ifndef __XEN_PRIVCMD_H__
36 #define __XEN_PRIVCMD_H__
37 
38 struct ioctl_privcmd_hypercall
39 {
40 	unsigned long op; /* hypercall number */
41 	unsigned long arg[5]; /* arguments */
42 	long retval; /* return value */
43 };
44 
45 struct ioctl_privcmd_mmapbatch {
46 	int num;     /* number of pages to populate */
47 	domid_t dom; /* target domain */
48 	unsigned long addr;  /* virtual address */
49 	const xen_pfn_t *arr; /* array of mfns */
50 	int *err; /* array of error codes */
51 };
52 
53 #define IOCTL_PRIVCMD_HYPERCALL					\
54 	_IOWR('E', 0, struct ioctl_privcmd_hypercall)
55 #define IOCTL_PRIVCMD_MMAPBATCH					\
56 	_IOWR('E', 1, struct ioctl_privcmd_mmapbatch)
57 
58 #endif /* !__XEN_PRIVCMD_H__ */
59