xpv_support.h revision eb0cc229f19c437a6b538d3ac0d0443268290b7e
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 2007 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#ifndef _SYS_XPV_SUPPORT_H
#define _SYS_XPV_SUPPORT_H
#pragma ident "%Z%%M% %I% %E% SMI"
#ifdef __cplusplus
extern "C" {
#endif
#define __XEN_INTERFACE_VERSION__ __XEN_LATEST_INTERFACE_VERSION__
#if !defined(_ASM)
#include <sys/types.h>
#include <sys/inttypes.h>
#include <sys/dditypes.h>
typedef ulong_t mfn_t;
typedef uint64_t maddr_t;
#define mfn_to_ma(mfn) ((maddr_t)(mfn) << MMU_PAGESHIFT)
#define MFN_INVALID (-(mfn_t)1)
#define IPL_DEBUG 15 /* domain debug interrupt */
#define IPL_CONS 9
#define IPL_VIF 6
#define IPL_VBD 5
#define IPL_EVTCHN 1
#define INVALID_EVTCHN 0
typedef uint_t (*ec_handler_fcn_t)();
extern int ec_init(dev_info_t *);
extern void ec_fini();
extern void ec_bind_evtchn_to_handler(int, pri_t, ec_handler_fcn_t, void *);
extern void ec_unbind_evtchn(int);
extern void ec_notify_via_evtchn(uint_t);
extern void hypervisor_mask_event(uint_t);
extern void hypervisor_unmask_event(uint_t);
extern int xen_bind_interdomain(int, int, int *);
extern int xen_alloc_unbound_evtchn(int, int *);
extern int xen_xlate_errcode(int error);
extern void *xen_alloc_pages(pgcnt_t cnt);
extern void kbm_map_ma(maddr_t ma, uintptr_t va, uint_t level);
/*
* Stub functions to allow the FE drivers to build without littering them
* with #ifdefs
*/
extern void balloon_drv_added(int64_t);
extern long balloon_free_pages(uint_t, mfn_t *, caddr_t, pfn_t *);
extern void xen_release_pfn(pfn_t, caddr_t);
extern void reassign_pfn(pfn_t, mfn_t);
extern int xen_is_64bit;
#define IN_XPV_PANIC() (__lintzero)
#ifdef __cplusplus
}
#endif
#endif /* __ASM */
#endif /* _SYS_XPV_SUPPORT_H */