xref: /onnv-gate/usr/src/uts/common/xen/sys/privcmd.h (revision 5084:7d838c5c0eed)
1*5084Sjohnlev /*
2*5084Sjohnlev  * Copyright (c) 2003-2005, K A Fraser
3*5084Sjohnlev  *
4*5084Sjohnlev  * This file may be distributed separately from the Linux kernel, or
5*5084Sjohnlev  * incorporated into other software packages, subject to the following license:
6*5084Sjohnlev  *
7*5084Sjohnlev  * Permission is hereby granted, free of charge, to any person obtaining a copy
8*5084Sjohnlev  * of this source file (the "Software"), to deal in the Software without
9*5084Sjohnlev  * restriction, including without limitation the rights to use, copy, modify,
10*5084Sjohnlev  * merge, publish, distribute, sublicense, and/or sell copies of the Software,
11*5084Sjohnlev  * and to permit persons to whom the Software is furnished to do so, subject to
12*5084Sjohnlev  * the following conditions:
13*5084Sjohnlev  *
14*5084Sjohnlev  * The above copyright notice and this permission notice shall be included in
15*5084Sjohnlev  * all copies or substantial portions of the Software.
16*5084Sjohnlev  *
17*5084Sjohnlev  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
18*5084Sjohnlev  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
19*5084Sjohnlev  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
20*5084Sjohnlev  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
21*5084Sjohnlev  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
22*5084Sjohnlev  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
23*5084Sjohnlev  * IN THE SOFTWARE.
24*5084Sjohnlev  */
25*5084Sjohnlev 
26*5084Sjohnlev /*
27*5084Sjohnlev  * Copyright 2007 Sun Microsystems, Inc.  All rights reserved.
28*5084Sjohnlev  * Use is subject to license terms.
29*5084Sjohnlev  */
30*5084Sjohnlev 
31*5084Sjohnlev #ifndef	_XEN_SYS_PRIVCMD_H
32*5084Sjohnlev #define	_XEN_SYS_PRIVCMD_H
33*5084Sjohnlev 
34*5084Sjohnlev #pragma ident	"%Z%%M%	%I%	%E% SMI"
35*5084Sjohnlev 
36*5084Sjohnlev /*
37*5084Sjohnlev  * WARNING:
38*5084Sjohnlev  *	These numbers and structure are built into the ON privcmd
39*5084Sjohnlev  *	driver, as well as the low-level tools and libraries in
40*5084Sjohnlev  *	the Xen consolidation.
41*5084Sjohnlev  */
42*5084Sjohnlev 
43*5084Sjohnlev #include <sys/types.h>
44*5084Sjohnlev 
45*5084Sjohnlev #ifdef __cplusplus
46*5084Sjohnlev extern "C" {
47*5084Sjohnlev #endif
48*5084Sjohnlev 
49*5084Sjohnlev /*
50*5084Sjohnlev  * ioctl numbers and corresponding data structures
51*5084Sjohnlev  */
52*5084Sjohnlev 
53*5084Sjohnlev #define	__PRIVCMD_IOC			(('p'<<24)|('r'<<16)|('v'<<8))
54*5084Sjohnlev 
55*5084Sjohnlev #define	IOCTL_PRIVCMD_HYPERCALL		(__PRIVCMD_IOC|0)
56*5084Sjohnlev #define	IOCTL_PRIVCMD_MMAP		(__PRIVCMD_IOC|1)
57*5084Sjohnlev #define	IOCTL_PRIVCMD_MMAPBATCH		(__PRIVCMD_IOC|2)
58*5084Sjohnlev 
59*5084Sjohnlev typedef struct __privcmd_hypercall {
60*5084Sjohnlev 	unsigned long op;
61*5084Sjohnlev 	unsigned long arg[5];
62*5084Sjohnlev } privcmd_hypercall_t;
63*5084Sjohnlev 
64*5084Sjohnlev typedef struct __privcmd_mmap_entry {
65*5084Sjohnlev 	unsigned long va;
66*5084Sjohnlev 	unsigned long mfn;
67*5084Sjohnlev 	unsigned long npages;
68*5084Sjohnlev } privcmd_mmap_entry_t;
69*5084Sjohnlev 
70*5084Sjohnlev typedef struct __privcmd_mmap {
71*5084Sjohnlev 	int num;
72*5084Sjohnlev 	domid_t dom;	/* target domain */
73*5084Sjohnlev 	privcmd_mmap_entry_t *entry;
74*5084Sjohnlev } privcmd_mmap_t;
75*5084Sjohnlev 
76*5084Sjohnlev typedef struct __privcmd_mmapbatch {
77*5084Sjohnlev 	int num;	/* number of pages to populate */
78*5084Sjohnlev 	domid_t dom;	/* target domain */
79*5084Sjohnlev 	unsigned long addr;	  /* virtual address */
80*5084Sjohnlev 	unsigned long *arr;	  /* array of mfns - top nibble set on err */
81*5084Sjohnlev } privcmd_mmapbatch_t;
82*5084Sjohnlev 
83*5084Sjohnlev #ifdef __cplusplus
84*5084Sjohnlev }
85*5084Sjohnlev #endif
86*5084Sjohnlev 
87*5084Sjohnlev #endif /* _XEN_SYS_PRIVCMD_H */
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