xref: /onnv-gate/usr/src/uts/i86xpv/sys/balloon.h (revision 5084:7d838c5c0eed)
1*5084Sjohnlev /*
2*5084Sjohnlev  * CDDL HEADER START
3*5084Sjohnlev  *
4*5084Sjohnlev  * The contents of this file are subject to the terms of the
5*5084Sjohnlev  * Common Development and Distribution License (the "License").
6*5084Sjohnlev  * You may not use this file except in compliance with the License.
7*5084Sjohnlev  *
8*5084Sjohnlev  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9*5084Sjohnlev  * or http://www.opensolaris.org/os/licensing.
10*5084Sjohnlev  * See the License for the specific language governing permissions
11*5084Sjohnlev  * and limitations under the License.
12*5084Sjohnlev  *
13*5084Sjohnlev  * When distributing Covered Code, include this CDDL HEADER in each
14*5084Sjohnlev  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15*5084Sjohnlev  * If applicable, add the following below this CDDL HEADER, with the
16*5084Sjohnlev  * fields enclosed by brackets "[]" replaced with your own identifying
17*5084Sjohnlev  * information: Portions Copyright [yyyy] [name of copyright owner]
18*5084Sjohnlev  *
19*5084Sjohnlev  * CDDL HEADER END
20*5084Sjohnlev  */
21*5084Sjohnlev 
22*5084Sjohnlev /*
23*5084Sjohnlev  * Copyright 2007 Sun Microsystems, Inc.  All rights reserved.
24*5084Sjohnlev  * Use is subject to license terms.
25*5084Sjohnlev  */
26*5084Sjohnlev 
27*5084Sjohnlev #ifndef _SYS_BALLOON_H
28*5084Sjohnlev #define	_SYS_BALLOON_H
29*5084Sjohnlev 
30*5084Sjohnlev #pragma ident	"%Z%%M%	%I%	%E% SMI"
31*5084Sjohnlev 
32*5084Sjohnlev #ifdef __cplusplus
33*5084Sjohnlev extern "C" {
34*5084Sjohnlev #endif
35*5084Sjohnlev 
36*5084Sjohnlev #define	BALLOON_DEV_NAME	"balloon"
37*5084Sjohnlev #define	BALLOON_PATHNAME	"xen/" BALLOON_DEV_NAME
38*5084Sjohnlev 
39*5084Sjohnlev #define	BALLOON_DRIVER_NAME	"balloon"
40*5084Sjohnlev 
41*5084Sjohnlev #define	BLN_IOCTL_BASE		('B' << 24) | ('A' << 16)
42*5084Sjohnlev 
43*5084Sjohnlev /*
44*5084Sjohnlev  * To return the desired value.  These defines are copied in balloon.py
45*5084Sjohnlev  * in the hypervisor gate, so woe befall anyone who changes these.
46*5084Sjohnlev  */
47*5084Sjohnlev #define	BLN_IOCTL_CURRENT	(BLN_IOCTL_BASE | 0x1)
48*5084Sjohnlev #define	BLN_IOCTL_TARGET	(BLN_IOCTL_BASE | 0x2)
49*5084Sjohnlev #define	BLN_IOCTL_LOW		(BLN_IOCTL_BASE | 0x3)
50*5084Sjohnlev #define	BLN_IOCTL_HIGH		(BLN_IOCTL_BASE | 0x4)
51*5084Sjohnlev #define	BLN_IOCTL_LIMIT		(BLN_IOCTL_BASE | 0x5)
52*5084Sjohnlev 
53*5084Sjohnlev #ifdef __cplusplus
54*5084Sjohnlev }
55*5084Sjohnlev #endif
56*5084Sjohnlev 
57*5084Sjohnlev #endif /* _SYS_BALLOON_H */
58