freebsd-skq/usr.sbin/bhyve/bhyverun.h
neel c1611aec98 Simplify the meaning of return values from the inout handlers. After this
change 0 means success and non-zero means failure.

This also helps to eliminate VMEXIT_POWEROFF and VMEXIT_RESET as return values
from VM-exit handlers.

CR:		D480
Reviewed by:	grehan, jhb
2014-07-25 20:18:35 +00:00

57 lines
2.2 KiB
C

/*-
* Copyright (c) 2011 NetApp, Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY NETAPP, INC ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL NETAPP, INC OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $FreeBSD$
*/
#ifndef _FBSDRUN_H_
#define _FBSDRUN_H_
#ifndef CTASSERT /* Allow lint to override */
#define CTASSERT(x) _CTASSERT(x, __LINE__)
#define _CTASSERT(x, y) __CTASSERT(x, y)
#define __CTASSERT(x, y) typedef char __assert ## y[(x) ? 1 : -1]
#endif
#define VMEXIT_CONTINUE 1 /* continue from next instruction */
#define VMEXIT_RESTART 2 /* restart current instruction */
#define VMEXIT_ABORT 3 /* abort the vm run loop */
struct vmctx;
extern int guest_ncpus;
extern char *guest_uuid_str;
extern char *vmname;
void *paddr_guest2host(struct vmctx *ctx, uintptr_t addr, size_t len);
void fbsdrun_set_capabilities(struct vmctx *ctx, int cpu);
void fbsdrun_addcpu(struct vmctx *ctx, int fromcpu, int newcpu, uint64_t rip);
int fbsdrun_muxed(void);
int fbsdrun_vmexit_on_hlt(void);
int fbsdrun_vmexit_on_pause(void);
int fbsdrun_disable_x2apic(void);
int fbsdrun_virtio_msix(void);
#endif