1207673Sjoel/*-
2207673Sjoel * Copyright (c) 2004, 2005 Kip Macy
3183906Skmacy * All rights reserved.
4183906Skmacy *
5183906Skmacy * Redistribution and use in source and binary forms, with or without
6183906Skmacy * modification, are permitted provided that the following conditions
7183906Skmacy * are met:
8183906Skmacy * 1. Redistributions of source code must retain the above copyright
9183906Skmacy *    notice, this list of conditions and the following disclaimer.
10183906Skmacy * 2. Redistributions in binary form must reproduce the above copyright
11183906Skmacy *    notice, this list of conditions and the following disclaimer in the
12183906Skmacy *    documentation and/or other materials provided with the distribution.
13183906Skmacy *
14207673Sjoel * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15207673Sjoel * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16207673Sjoel * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17207673Sjoel * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18207673Sjoel * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19207673Sjoel * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20207673Sjoel * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21207673Sjoel * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22207673Sjoel * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23207673Sjoel * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24207673Sjoel * SUCH DAMAGE.
25207673Sjoel *
26207673Sjoel * $FreeBSD$
27183906Skmacy */
28183906Skmacy
29183906Skmacy#ifndef _XEN_XENFUNC_H_
30183906Skmacy#define _XEN_XENFUNC_H_
31183906Skmacy
32185386Sdfr#ifdef XENHVM
33185386Sdfr#include <machine/xen/xenvar.h>
34185386Sdfr#else
35183906Skmacy#include <machine/xen/xenpmap.h>
36183906Skmacy#include <machine/segments.h>
37185386Sdfr#endif
38185637Sdfr
39183906Skmacy#define BKPT __asm__("int3");
40183906Skmacy#define XPQ_CALL_DEPTH 5
41183906Skmacy#define XPQ_CALL_COUNT 2
42183906Skmacy#define PG_PRIV PG_AVAIL3
43183906Skmacytypedef struct {
44183906Skmacy	unsigned long pt_ref;
45183906Skmacy	unsigned long pt_eip[XPQ_CALL_COUNT][XPQ_CALL_DEPTH];
46183906Skmacy} pteinfo_t;
47183906Skmacy
48183906Skmacyextern pteinfo_t *pteinfo_list;
49183906Skmacy#ifdef XENDEBUG_LOW
50183906Skmacy#define	__PRINTK(x) printk x
51183906Skmacy#else
52183906Skmacy#define	__PRINTK(x)
53183906Skmacy#endif
54183906Skmacy
55183906Skmacychar *xen_setbootenv(char *cmd_line);
56183906Skmacy
57183906Skmacyint  xen_boothowto(char *envp);
58183906Skmacy
59183906Skmacyvoid _xen_machphys_update(vm_paddr_t, vm_paddr_t, char *file, int line);
60183906Skmacy
61183906Skmacy#ifdef INVARIANTS
62183906Skmacy#define xen_machphys_update(a, b) _xen_machphys_update((a), (b), __FILE__, __LINE__)
63183906Skmacy#else
64183906Skmacy#define xen_machphys_update(a, b) _xen_machphys_update((a), (b), NULL, 0)
65183906Skmacy#endif
66183906Skmacy
67185386Sdfr#ifndef XENHVM
68183906Skmacyvoid xen_update_descriptor(union descriptor *, union descriptor *);
69185386Sdfr#endif
70183906Skmacy
71183906Skmacyextern struct mtx balloon_lock;
72183906Skmacy#if 0
73183906Skmacy#define balloon_lock(__flags)   mtx_lock_irqsave(&balloon_lock, __flags)
74183906Skmacy#define balloon_unlock(__flags) mtx_unlock_irqrestore(&balloon_lock, __flags)
75183906Skmacy#else
76183906Skmacy#define balloon_lock(__flags)   __flags = 1
77183906Skmacy#define balloon_unlock(__flags) __flags = 0
78183906Skmacy#endif
79183906Skmacy
80183906Skmacy
81183906Skmacy
82183906Skmacy#endif /* _XEN_XENFUNC_H_ */
83