10SN/A/*- 29330SN/A * Copyright (c) 2009 Alan L. Cox <alc@cs.rice.edu> 30SN/A * All rights reserved. 40SN/A * 50SN/A * Redistribution and use in source and binary forms, with or without 60SN/A * modification, are permitted provided that the following conditions 72362SN/A * are met: 80SN/A * 1. Redistributions of source code must retain the above copyright 92362SN/A * notice, this list of conditions and the following disclaimer. 100SN/A * 2. Redistributions in binary form must reproduce the above copyright 110SN/A * notice, this list of conditions and the following disclaimer in the 120SN/A * documentation and/or other materials provided with the distribution. 130SN/A * 140SN/A * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 150SN/A * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 160SN/A * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 170SN/A * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 180SN/A * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 190SN/A * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 200SN/A * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 212362SN/A * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 222362SN/A * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 232362SN/A * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 240SN/A * SUCH DAMAGE. 250SN/A */ 260SN/A 270SN/A#ifndef _MACHINE_VM_H_ 280SN/A#define _MACHINE_VM_H_ 290SN/A 300SN/A/* Memory attribute configuration. */ 310SN/A#define VM_MEMATTR_DEVICE_nGnRnE 0 320SN/A#define VM_MEMATTR_UNCACHEABLE 1 330SN/A#define VM_MEMATTR_WRITE_BACK 2 340SN/A#define VM_MEMATTR_WRITE_THROUGH 3 350SN/A#define VM_MEMATTR_DEVICE_nGnRE 4 360SN/A 370SN/A#define VM_MEMATTR_DEVICE VM_MEMATTR_DEVICE_nGnRE 380SN/A#define VM_MEMATTR_DEVICE_NP VM_MEMATTR_DEVICE_nGnRnE 390SN/A 400SN/A#ifdef _KERNEL 410SN/A/* If defined vmstat will try to use both of these in a switch statement */ 420SN/A#define VM_MEMATTR_WRITE_COMBINING VM_MEMATTR_WRITE_THROUGH 430SN/A#endif 4411820Savstepan 450SN/A#define VM_MEMATTR_DEFAULT VM_MEMATTR_WRITE_BACK 4611820Savstepan 4711820Savstepan#endif /* !_MACHINE_VM_H_ */ 480SN/A