1129198Scognet/*- 2129198Scognet * Copyright (c) 2003 Alan L. Cox <alc@cs.rice.edu> 3129198Scognet * All rights reserved. 4129198Scognet * 5129198Scognet * Redistribution and use in source and binary forms, with or without 6129198Scognet * modification, are permitted provided that the following conditions 7129198Scognet * are met: 8129198Scognet * 1. Redistributions of source code must retain the above copyright 9129198Scognet * notice, this list of conditions and the following disclaimer. 10129198Scognet * 2. Redistributions in binary form must reproduce the above copyright 11129198Scognet * notice, this list of conditions and the following disclaimer in the 12129198Scognet * documentation and/or other materials provided with the distribution. 13129198Scognet * 14129198Scognet * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15129198Scognet * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16129198Scognet * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17129198Scognet * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18129198Scognet * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19129198Scognet * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20129198Scognet * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21129198Scognet * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22129198Scognet * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23129198Scognet * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24129198Scognet * SUCH DAMAGE. 25129198Scognet * 26129198Scognet * $FreeBSD$ 27129198Scognet */ 28129198Scognet 29129198Scognet#ifndef _MACHINE_SF_BUF_H_ 30129198Scognet#define _MACHINE_SF_BUF_H_ 31129198Scognet 32269577Sglebiusstatic inline void 33269577Sglebiussf_buf_map(struct sf_buf *sf, int flags) 34129198Scognet{ 35129198Scognet 36295036Smmel#if __ARM_ARCH >= 6 37280712Sian pmap_qenter(sf->kva, &(sf->m), 1); 38280712Sian#else 39269577Sglebius pmap_kenter(sf->kva, VM_PAGE_TO_PHYS(sf->m)); 40280712Sian#endif 41129198Scognet} 42129198Scognet 43269577Sglebiusstatic inline int 44269577Sglebiussf_buf_unmap(struct sf_buf *sf) 45129198Scognet{ 46129198Scognet 47295036Smmel#if __ARM_ARCH >= 6 48291258Sskra pmap_qremove(sf->kva, 1); 49291258Sskra#else 50269577Sglebius pmap_kremove(sf->kva); 51291258Sskra#endif 52269577Sglebius return (1); 53129198Scognet} 54129198Scognet#endif /* !_MACHINE_SF_BUF_H_ */ 55