Current File : //usr/share/src/uts/i86xpv/sys/balloon.h

/*
 * Copyright (c) 2007, Oracle and/or its affiliates. All rights reserved.
 */

#ifndef _SYS_BALLOON_H
#define	_SYS_BALLOON_H

#ifdef __cplusplus
extern "C" {
#endif

#define	BALLOON_DEV_NAME	"balloon"
#define	BALLOON_PATHNAME	"xen/" BALLOON_DEV_NAME

#define	BALLOON_DRIVER_NAME	"balloon"

#define	BLN_IOCTL_BASE		('B' << 24) | ('A' << 16)

/*
 * To return the desired value.  These defines are copied in balloon.py
 * in the hypervisor gate, so woe befall anyone who changes these.
 */
#define	BLN_IOCTL_CURRENT	(BLN_IOCTL_BASE | 0x1)
#define	BLN_IOCTL_TARGET	(BLN_IOCTL_BASE | 0x2)
#define	BLN_IOCTL_LOW		(BLN_IOCTL_BASE | 0x3)
#define	BLN_IOCTL_HIGH		(BLN_IOCTL_BASE | 0x4)
#define	BLN_IOCTL_LIMIT		(BLN_IOCTL_BASE | 0x5)

#ifdef __cplusplus
}
#endif

#endif /* _SYS_BALLOON_H */