1*71034770Sskrll /* $NetBSD: imx_dma.c,v 1.4 2022/09/27 06:36:42 skrll Exp $ */ 248914f07Sbsh 348914f07Sbsh /* 448914f07Sbsh * Copyright (c) 2009 Genetec Corporation. All rights reserved. 548914f07Sbsh * Written by Hashimoto Kenichi for Genetec Corporation. 648914f07Sbsh * 748914f07Sbsh * Redistribution and use in source and binary forms, with or without 848914f07Sbsh * modification, are permitted provided that the following conditions 948914f07Sbsh * are met: 1048914f07Sbsh * 1. Redistributions of source code must retain the above copyright 1148914f07Sbsh * notice, this list of conditions and the following disclaimer. 1248914f07Sbsh * 2. Redistributions in binary form must reproduce the above copyright 1348914f07Sbsh * notice, this list of conditions and the following disclaimer in the 1448914f07Sbsh * documentation and/or other materials provided with the distribution. 1548914f07Sbsh * 1648914f07Sbsh * THIS SOFTWARE IS PROVIDED BY GENETEC CORPORATION ``AS IS'' AND 1748914f07Sbsh * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 1848914f07Sbsh * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 1948914f07Sbsh * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GENETEC CORPORATION 2048914f07Sbsh * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 2148914f07Sbsh * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 2248914f07Sbsh * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 2348914f07Sbsh * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 2448914f07Sbsh * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 2548914f07Sbsh * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 2648914f07Sbsh * POSSIBILITY OF SUCH DAMAGE. 2748914f07Sbsh */ 2848914f07Sbsh 2948914f07Sbsh /* 3048914f07Sbsh * bus dma tag for i.MX31 processor. 3148914f07Sbsh * (Currently used only for LCD frame buffer) 3248914f07Sbsh */ 3348914f07Sbsh 3448914f07Sbsh #include <sys/cdefs.h> 35*71034770Sskrll __KERNEL_RCSID(0, "$NetBSD: imx_dma.c,v 1.4 2022/09/27 06:36:42 skrll Exp $"); 3648914f07Sbsh 3748914f07Sbsh #include <sys/param.h> 3848914f07Sbsh #include <sys/systm.h> 3948914f07Sbsh #include <sys/device.h> 4048914f07Sbsh #include <sys/mbuf.h> 4148914f07Sbsh 4248914f07Sbsh #include <uvm/uvm_extern.h> 4348914f07Sbsh 4448914f07Sbsh #define _ARM32_BUS_DMA_PRIVATE 45af51edd2Sdyoung #include <sys/bus.h> 4648914f07Sbsh 4748914f07Sbsh struct arm32_bus_dma_tag imx_bus_dma_tag = { 48e26eebddSmatt _BUS_DMAMAP_FUNCS, 49e26eebddSmatt _BUS_DMAMEM_FUNCS, 50e26eebddSmatt _BUS_DMATAG_FUNCS, 5148914f07Sbsh }; 5248914f07Sbsh 53