2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
4 * Copyright © 2008, 2013 Citrix Systems, Inc.
5 * Copyright © 2012 Spectra Logic Corporation
6 * Copyright © 2021 Elliott Mitchell
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
14 * 2. Redistributions in binary form must reproduce the above copyright
15 * notice, this list of conditions and the following disclaimer in the
16 * documentation and/or other materials provided with the distribution.
18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
19 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
22 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
23 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
24 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
25 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
26 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
27 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31 #include <sys/cdefs.h>
32 __FBSDID("$FreeBSD$");
34 #include <sys/param.h> /* required by xen/xen-os.h */
36 #include <machine/atomic.h> /* required by xen/xen-os.h */
38 #include <xen/xen-os.h>
41 /*-------------------------------- Global Data -------------------------------*/
42 enum xen_domain_type xen_domain_type = XEN_NATIVE;
45 * Start info flags. ATM this only used to store the initial domain flag for
46 * PVHv2, and it's always empty for HVM guests.
48 uint32_t hvm_start_flags;
50 /*------------------ Hypervisor Access Shared Memory Regions -----------------*/
51 shared_info_t *HYPERVISOR_shared_info;