1*fbae48b9Sperry /* $NetBSD: bus_private.h,v 1.6 2006/02/16 20:17:15 perry Exp $ */ 21d12c531Syamt 31d12c531Syamt /*- 41d12c531Syamt * Copyright (c)2005 YAMAMOTO Takashi, 51d12c531Syamt * All rights reserved. 61d12c531Syamt * 71d12c531Syamt * Redistribution and use in source and binary forms, with or without 81d12c531Syamt * modification, are permitted provided that the following conditions 91d12c531Syamt * are met: 101d12c531Syamt * 1. Redistributions of source code must retain the above copyright 111d12c531Syamt * notice, this list of conditions and the following disclaimer. 121d12c531Syamt * 2. Redistributions in binary form must reproduce the above copyright 131d12c531Syamt * notice, this list of conditions and the following disclaimer in the 141d12c531Syamt * documentation and/or other materials provided with the distribution. 151d12c531Syamt * 161d12c531Syamt * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 171d12c531Syamt * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 181d12c531Syamt * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 191d12c531Syamt * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 201d12c531Syamt * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 211d12c531Syamt * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 221d12c531Syamt * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 231d12c531Syamt * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 241d12c531Syamt * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 251d12c531Syamt * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 261d12c531Syamt * SUCH DAMAGE. 271d12c531Syamt */ 281d12c531Syamt 291d12c531Syamt #include <uvm/uvm_extern.h> 301d12c531Syamt 311d12c531Syamt #define _BUS_PHYS_TO_BUS(pa) ((bus_addr_t)xpmap_ptom(pa)) 321d12c531Syamt #define _BUS_VIRT_TO_BUS(pm, va) _bus_virt_to_bus((pm), (va)) 331d12c531Syamt 34*fbae48b9Sperry static __inline bus_addr_t _bus_virt_to_bus(struct pmap *, vaddr_t); 351d12c531Syamt 36*fbae48b9Sperry static __inline bus_addr_t 371d12c531Syamt _bus_virt_to_bus(struct pmap *pm, vaddr_t va) 381d12c531Syamt { 391d12c531Syamt bus_addr_t ba; 401d12c531Syamt 411d12c531Syamt if (!pmap_extract_ma(pm, va, &ba)) { 421d12c531Syamt panic("_bus_virt_to_bus"); 431d12c531Syamt } 441d12c531Syamt 451d12c531Syamt return ba; 461d12c531Syamt } 471d12c531Syamt 480944c0faSbouyer /* we need our own bus_dmamem_alloc_range */ 49f60ca602Sbouyer #define _BUS_DMAMEM_ALLOC_RANGE _xen_bus_dmamem_alloc_range 500944c0faSbouyer int _xen_bus_dmamem_alloc_range(bus_dma_tag_t, bus_size_t, bus_size_t, 510944c0faSbouyer bus_size_t, bus_dma_segment_t *, int, int *, int, 520944c0faSbouyer bus_addr_t, bus_addr_t); 530944c0faSbouyer 540944c0faSbouyer /* 550944c0faSbouyer * The higher machine address of our allocated range isn't know and can change 560944c0faSbouyer * over time. Just assume it's the largest possible value. 570944c0faSbouyer */ 580944c0faSbouyer #define _BUS_AVAIL_END ((bus_addr_t)0xffffffff) 590944c0faSbouyer 601d12c531Syamt #include <x86/bus_private.h> 61