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diff --git a/include/asm-x86/xen/hypervisor.h b/include/asm-x86/xen/hypervisor.h
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1/******************************************************************************
2 * hypervisor.h
3 *
4 * Linux-specific hypervisor handling.
5 *
6 * Copyright (c) 2002-2004, K A Fraser
7 *
8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License version 2
10 * as published by the Free Software Foundation; or, when distributed
11 * separately from the Linux kernel or incorporated into other
12 * software packages, subject to the following license:
13 *
14 * Permission is hereby granted, free of charge, to any person obtaining a copy
15 * of this source file (the "Software"), to deal in the Software without
16 * restriction, including without limitation the rights to use, copy, modify,
17 * merge, publish, distribute, sublicense, and/or sell copies of the Software,
18 * and to permit persons to whom the Software is furnished to do so, subject to
19 * the following conditions:
20 *
21 * The above copyright notice and this permission notice shall be included in
22 * all copies or substantial portions of the Software.
23 *
24 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
25 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
26 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
27 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
28 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
29 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
30 * IN THE SOFTWARE.
31 */
32
33#ifndef ASM_X86__XEN__HYPERVISOR_H
34#define ASM_X86__XEN__HYPERVISOR_H
35
36#include <linux/types.h>
37#include <linux/kernel.h>
38
39#include <xen/interface/xen.h>
40#include <xen/interface/version.h>
41
42#include <asm/ptrace.h>
43#include <asm/page.h>
44#include <asm/desc.h>
45#if defined(__i386__)
46# ifdef CONFIG_X86_PAE
47# include <asm-generic/pgtable-nopud.h>
48# else
49# include <asm-generic/pgtable-nopmd.h>
50# endif
51#endif
52#include <asm/xen/hypercall.h>
53
54/* arch/i386/kernel/setup.c */
55extern struct shared_info *HYPERVISOR_shared_info;
56extern struct start_info *xen_start_info;
57
58/* arch/i386/mach-xen/evtchn.c */
59/* Force a proper event-channel callback from Xen. */
60extern void force_evtchn_callback(void);
61
62/* Turn jiffies into Xen system time. */
63u64 jiffies_to_st(unsigned long jiffies);
64
65
66#define MULTI_UVMFLAGS_INDEX 3
67#define MULTI_UVMDOMID_INDEX 4
68
69enum xen_domain_type {
70 XEN_NATIVE,
71 XEN_PV_DOMAIN,
72 XEN_HVM_DOMAIN,
73};
74
75extern enum xen_domain_type xen_domain_type;
76
77#define xen_domain() (xen_domain_type != XEN_NATIVE)
78#define xen_pv_domain() (xen_domain_type == XEN_PV_DOMAIN)
79#define xen_initial_domain() (xen_pv_domain() && xen_start_info->flags & SIF_INITDOMAIN)
80#define xen_hvm_domain() (xen_domain_type == XEN_HVM_DOMAIN)
81
82#endif /* ASM_X86__XEN__HYPERVISOR_H */