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ep93xx_busdma.c revision 1.1 
      1 /*	$NetBSD: ep93xx_busdma.c,v 1.1 2004/12/22 19:14:11 joff Exp $ */
      2 
      3 /*
      4  * Copyright (c) 2004 Jesse Off
      5  * All rights reserved.
      6  *
      7  * Redistribution and use in source and binary forms, with or without
      8  * modification, are permitted provided that the following conditions
      9  * are met:
     10  * 1. Redistributions of source code must retain the above copyright
     11  *    notice, this list of conditions and the following disclaimer.
     12  * 2. Redistributions in binary form must reproduce the above copyright
     13  *    notice, this list of conditions and the following disclaimer in the
     14  *    documentation and/or other materials provided with the distribution.
     15  * 3. Neither the name of The Fujitsu Component Limited nor the name of
     16  *    Genetec corporation may not be used to endorse or promote products
     17  *    derived from this software without specific prior written permission.
     18  *
     19  * THIS SOFTWARE IS PROVIDED BY FUJITSU COMPONENT LIMITED AND GENETEC
     20  * CORPORATION ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
     21  * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
     22  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
     23  * DISCLAIMED.  IN NO EVENT SHALL FUJITSU COMPONENT LIMITED OR GENETEC
     24  * CORPORATION BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
     25  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
     26  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
     27  * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
     28  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
     29  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
     30  * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     31  * SUCH DAMAGE.
     32  */
     33 
     34 /*
     35  * bus_dma tag for EP93xx CPUs
     36  */
     37 
     38 #include <sys/cdefs.h>
     39 __KERNEL_RCSID(0, "$NetBSD: ep93xx_busdma.c,v 1.1 2004/12/22 19:14:11 joff Exp $");
     40 
     41 #include <sys/param.h>
     42 #include <sys/types.h>
     43 #include <sys/device.h>
     44 #include <sys/systm.h>
     45 #include <sys/extent.h>
     46 
     47 #define _ARM32_BUS_DMA_PRIVATE
     48 #include <machine/bus.h>
     49 
     50 #include <arm/ep93xx/ep93xxvar.h>
     51 
     52 struct arm32_bus_dma_tag ep93xx_bus_dma = {
     53 	NULL,			/* _ranges: set by platform specific routine */
     54 	0,			/* _nranges */
     55 
     56 	NULL,			/* _cookie */
     57 
     58 	_bus_dmamap_create,
     59 	_bus_dmamap_destroy,
     60 	_bus_dmamap_load,
     61 	_bus_dmamap_load_mbuf,
     62 	_bus_dmamap_load_uio,
     63 	_bus_dmamap_load_raw,
     64 	_bus_dmamap_unload,
     65 	_bus_dmamap_sync,
     66 	NULL,			/* sync_post */
     67 
     68 	_bus_dmamem_alloc,
     69 	_bus_dmamem_free,
     70 	_bus_dmamem_map,
     71 	_bus_dmamem_unmap,
     72 	_bus_dmamem_mmap,
     73 };
     74