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Annotation of sys/arch/arm/s3c2xx0/s3c2xx0_busdma.c, Revision 1.1

1.1     ! nbrk        1: /*     $NetBSD: s3c2xx0_busdma.c,v 1.3 2005/12/11 12:16:51 christos 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 1.3 2005/12/11 12:16:51 christos 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: };