1a9643ea8Slogwang /*- 2*22ce4affSfengbojiang * SPDX-License-Identifier: BSD-2-Clause-FreeBSD 3*22ce4affSfengbojiang * 4a9643ea8Slogwang * Copyright (c) 2009 Hudson River Trading LLC 5a9643ea8Slogwang * Written by: John H. Baldwin <[email protected]> 6a9643ea8Slogwang * All rights reserved. 7a9643ea8Slogwang * 8a9643ea8Slogwang * Redistribution and use in source and binary forms, with or without 9a9643ea8Slogwang * modification, are permitted provided that the following conditions 10a9643ea8Slogwang * are met: 11a9643ea8Slogwang * 1. Redistributions of source code must retain the above copyright 12a9643ea8Slogwang * notice, this list of conditions and the following disclaimer. 13a9643ea8Slogwang * 2. Redistributions in binary form must reproduce the above copyright 14a9643ea8Slogwang * notice, this list of conditions and the following disclaimer in the 15a9643ea8Slogwang * documentation and/or other materials provided with the distribution. 16a9643ea8Slogwang * 17a9643ea8Slogwang * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 18a9643ea8Slogwang * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19a9643ea8Slogwang * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20a9643ea8Slogwang * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 21a9643ea8Slogwang * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22a9643ea8Slogwang * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23a9643ea8Slogwang * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24a9643ea8Slogwang * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25a9643ea8Slogwang * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26a9643ea8Slogwang * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27a9643ea8Slogwang * SUCH DAMAGE. 28a9643ea8Slogwang * 29a9643ea8Slogwang * $FreeBSD$ 30a9643ea8Slogwang */ 31a9643ea8Slogwang 32a9643ea8Slogwang #ifndef _MACHINE_VM_H_ 33a9643ea8Slogwang #define _MACHINE_VM_H_ 34a9643ea8Slogwang 35a9643ea8Slogwang #include <machine/specialreg.h> 36a9643ea8Slogwang 37a9643ea8Slogwang /* Memory attributes. */ 38a9643ea8Slogwang #define VM_MEMATTR_UNCACHEABLE ((vm_memattr_t)PAT_UNCACHEABLE) 39a9643ea8Slogwang #define VM_MEMATTR_WRITE_COMBINING ((vm_memattr_t)PAT_WRITE_COMBINING) 40a9643ea8Slogwang #define VM_MEMATTR_WRITE_THROUGH ((vm_memattr_t)PAT_WRITE_THROUGH) 41a9643ea8Slogwang #define VM_MEMATTR_WRITE_PROTECTED ((vm_memattr_t)PAT_WRITE_PROTECTED) 42a9643ea8Slogwang #define VM_MEMATTR_WRITE_BACK ((vm_memattr_t)PAT_WRITE_BACK) 43a9643ea8Slogwang #define VM_MEMATTR_WEAK_UNCACHEABLE ((vm_memattr_t)PAT_UNCACHED) 44a9643ea8Slogwang 45a9643ea8Slogwang #define VM_MEMATTR_DEFAULT VM_MEMATTR_WRITE_BACK 46a9643ea8Slogwang 47a9643ea8Slogwang #endif /* !_MACHINE_VM_H_ */ 48