xref: /dflybsd-src/sys/platform/pc64/include/pmap_inval.h (revision 95270b7ecb6e66e42892546590e8bbf44d405ea3)

/*
 * Copyright (c) 2003,2004 The DragonFly Project.  All rights reserved.
 *
 * This code is derived from software contributed to The DragonFly Project
 * by Matthew Dillon <dillon@backplane.com>
 *
 * 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.
 * 3. Neither the name of The DragonFly Project nor the names of its
 *    contributors may be used to endorse or promote products derived
 *    from this software without specific, prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS 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
 * COPYRIGHT HOLDERS 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.
 *
 * $DragonFly: src/sys/platform/pc64/include/pmap_inval.h,v 1.2 2007/09/24 03:24:45 yanyh Exp $
 */

#ifndef _MACHINE_PMAP_INVAL_H_
#define	_MACHINE_PMAP_INVAL_H_

#ifndef _SYS_THREAD_H_
#include <sys/thread.h>
#endif

#ifdef _KERNEL

#ifndef _MACHINE_PMAP_H_
#include <machine/pmap.h>
#endif

typedef struct pmap_inval_bulk {
	pmap_t          pmap;
	vm_offset_t     va_beg;
	vm_offset_t     va_end;
	long		count;
} pmap_inval_bulk_t;

pt_entry_t pmap_inval_smp(pmap_t pmap, vm_offset_t va, vm_pindex_t npgs,
			pt_entry_t *ptep, pt_entry_t npte);
int pmap_inval_smp_cmpset(pmap_t pmap, vm_offset_t va,
			pt_entry_t *ptep, pt_entry_t opte, pt_entry_t npte);
int pmap_inval_intr(cpumask_t *cpumask, int toolong);

void pmap_inval_bulk_init(pmap_inval_bulk_t *bulk, struct pmap *pmap);
pt_entry_t pmap_inval_bulk(pmap_inval_bulk_t *bulk, vm_offset_t va,
			pt_entry_t *ptep, pt_entry_t npte);
void pmap_inval_bulk_flush(pmap_inval_bulk_t *bulk);

void smp_smurf_idleinvlclr(cpumask_t *mask);
void smp_invlpg(cpumask_t *cmdmask);
void smp_inval_intr(void);

#endif

#endif