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/*-
* Copyright (c) 2004, 2005 Kip Macy
* 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 THE AUTHOR AND CONTRIBUTORS ``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 THE AUTHOR 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: release/9.1.0/sys/amd64/include/xen/xenfunc.h 207673 2010-05-05 20:39:02Z joel $
*/
#ifndef _XEN_XENFUNC_H_
#define _XEN_XENFUNC_H_
#ifdef XENHVM
#include <machine/xen/xenvar.h>
#else
#include <machine/xen/xenpmap.h>
#include <machine/segments.h>
#endif
#define BKPT __asm__("int3");
#define XPQ_CALL_DEPTH 5
#define XPQ_CALL_COUNT 2
#define PG_PRIV PG_AVAIL3
typedef struct {
unsigned long pt_ref;
unsigned long pt_eip[XPQ_CALL_COUNT][XPQ_CALL_DEPTH];
} pteinfo_t;
extern pteinfo_t *pteinfo_list;
#ifdef XENDEBUG_LOW
#define __PRINTK(x) printk x
#else
#define __PRINTK(x)
#endif
char *xen_setbootenv(char *cmd_line);
int xen_boothowto(char *envp);
void _xen_machphys_update(vm_paddr_t, vm_paddr_t, char *file, int line);
#ifdef INVARIANTS
#define xen_machphys_update(a, b) _xen_machphys_update((a), (b), __FILE__, __LINE__)
#else
#define xen_machphys_update(a, b) _xen_machphys_update((a), (b), NULL, 0)
#endif
#ifndef XENHVM
void xen_update_descriptor(union descriptor *, union descriptor *);
#endif
extern struct mtx balloon_lock;
#if 0
#define balloon_lock(__flags) mtx_lock_irqsave(&balloon_lock, __flags)
#define balloon_unlock(__flags) mtx_unlock_irqrestore(&balloon_lock, __flags)
#else
#define balloon_lock(__flags) __flags = 1
#define balloon_unlock(__flags) __flags = 0
#endif
#endif /* _XEN_XENFUNC_H_ */