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/* $NetBSD: highmem.h,v 1.6 2021/12/19 10:51:24 riastradh Exp $ */
/*-
* Copyright (c) 2013 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Taylor R. Campbell.
*
* 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 NETBSD FOUNDATION, INC. 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 FOUNDATION 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.
*/
#ifndef _LINUX_HIGHMEM_H_
#define _LINUX_HIGHMEM_H_
#include <sys/types.h>
#include <sys/queue.h>
#include <uvm/uvm_extern.h>
#include <linux/kernel.h>
#include <linux/mm.h>
#include <linux/mm_types.h>
/* XXX Make the nm output a little more greppable... */
#define kmap(p) linux_kmap(p)
#define kmap_atomic(p) linux_kmap_atomic(p)
#define kunmap(p) linux_kunmap(p)
#define kunmap_atomic(p) linux_kunmap_atomic(p)
/* XXX Kludge! */
#define kmap_atomic_prot(page, prot) kmap_atomic(page)
int linux_kmap_init(void);
void linux_kmap_fini(void);
void * kmap_atomic(struct page *);
void kunmap_atomic(void *);
void * kmap(struct page *);
void kunmap(struct page *);
#endif /* _LINUX_HIGHMEM_H_ */
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