1 /* $NetBSD: s3c2xx0_busdma.c,v 1.2 2003/08/05 11:44:28 bsh Exp $ */ 2 3 /* 4 * Copyright (c) 2002, 2003 Fujitsu Component Limited 5 * Copyright (c) 2002, 2003 Genetec Corporation 6 * All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 3. Neither the name of The Fujitsu Component Limited nor the name of 17 * Genetec corporation may not be used to endorse or promote products 18 * derived from this software without specific prior written permission. 19 * 20 * THIS SOFTWARE IS PROVIDED BY FUJITSU COMPONENT LIMITED AND GENETEC 21 * CORPORATION ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, 22 * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 23 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 24 * DISCLAIMED. IN NO EVENT SHALL FUJITSU COMPONENT LIMITED OR GENETEC 25 * CORPORATION BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 26 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 27 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF 28 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 29 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 30 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT 31 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 32 * SUCH DAMAGE. 33 */ 34 35 /* 36 * bus_dma tag for s3c2xx0 CPUs 37 */ 38 39 #include <sys/cdefs.h> 40 __KERNEL_RCSID(0, "$NetBSD: s3c2xx0_busdma.c,v 1.2 2003/08/05 11:44:28 bsh Exp $"); 41 42 #include <sys/param.h> 43 #include <sys/types.h> 44 #include <sys/device.h> 45 #include <sys/systm.h> 46 #include <sys/extent.h> 47 48 #define _ARM32_BUS_DMA_PRIVATE 49 #include <machine/bus.h> 50 51 #include <arm/s3c2xx0/s3c2xx0var.h> 52 53 struct arm32_bus_dma_tag s3c2xx0_bus_dma = { 54 NULL, /* _ranges: set by platform specific routine */ 55 0, /* _nranges */ 56 57 NULL, /* _cookie */ 58 59 _bus_dmamap_create, 60 _bus_dmamap_destroy, 61 _bus_dmamap_load, 62 _bus_dmamap_load_mbuf, 63 _bus_dmamap_load_uio, 64 _bus_dmamap_load_raw, 65 _bus_dmamap_unload, 66 _bus_dmamap_sync, 67 NULL, /* sync_post */ 68 69 _bus_dmamem_alloc, 70 _bus_dmamem_free, 71 _bus_dmamem_map, 72 _bus_dmamem_unmap, 73 _bus_dmamem_mmap, 74 }; 75