io.h revision 1.8
1/* $NetBSD: io.h,v 1.8 2021/12/19 12:30:05 riastradh Exp $ */ 2 3/*- 4 * Copyright (c) 2013 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Taylor R. Campbell. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29 * POSSIBILITY OF SUCH DAMAGE. 30 */ 31 32#ifndef _LINUX_IO_H_ 33#define _LINUX_IO_H_ 34 35#include <linux/types.h> 36#include <linux/err.h> 37 38#include <asm/io.h> 39 40#define arch_phys_wc_add linux_arch_phys_wc_add 41#define arch_phys_wc_del linux_arch_phys_wc_del 42#define arch_phys_wc_index linux_arch_phys_wc_index 43#define arch_io_reserve_memtype_wc linux_arch_io_reserve_memtype_wc 44#define arch_io_free_memtype_wc linux_arch_io_free_memtype_wc 45 46int linux_writecomb_init(void); 47void linux_writecomb_fini(void); 48 49int arch_phys_wc_add(unsigned long, unsigned long); 50void arch_phys_wc_del(int); 51int arch_phys_wc_index(int); 52 53int arch_io_reserve_memtype_wc(resource_size_t, resource_size_t); 54void arch_io_free_memtype_wc(resource_size_t, resource_size_t); 55 56#endif /* _LINUX_IO_H_ */ 57