74 lines
3.2 KiB
C
74 lines
3.2 KiB
C
/* $NetBSD: isadmavar.h,v 1.10 1997/08/04 22:13:33 augustss Exp $ */
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/*-
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* Copyright (c) 1997 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Jason R. Thorpe of the Numerical Aerospace Simulation Facility,
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* NASA Ames Research Center.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the NetBSD
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* Foundation, Inc. and its contributors.
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* 4. Neither the name of The NetBSD Foundation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#define MAX_ISADMA 65536
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#define DMAMODE_WRITE 0
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#define DMAMODE_READ 1
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#define DMAMODE_LOOP 2
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struct proc;
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void isa_dmacascade __P((struct device *, int));
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int isa_dmamap_create __P((struct device *, int, bus_size_t, int));
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void isa_dmamap_destroy __P((struct device *, int));
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int isa_dmastart __P((struct device *, int, void *, bus_size_t,
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struct proc *, int, int));
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void isa_dmaabort __P((struct device *, int));
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bus_size_t isa_dmacount __P((struct device *, int));
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int isa_dmafinished __P((struct device *, int));
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void isa_dmadone __P((struct device *, int));
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int isa_dmamem_alloc __P((struct device *, int, bus_size_t,
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bus_addr_t *, int));
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void isa_dmamem_free __P((struct device *, int, bus_addr_t, bus_size_t));
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int isa_dmamem_map __P((struct device *, int, bus_addr_t, bus_size_t,
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caddr_t *, int));
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void isa_dmamem_unmap __P((struct device *, int, caddr_t, size_t));
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int isa_dmamem_mmap __P((struct device *, int, bus_addr_t, bus_size_t,
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int, int, int));
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int isa_drq_isfree __P((struct device *, int));
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void *isa_malloc __P((struct device *, int, size_t, int, int));
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void isa_free __P((void *, int));
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int isa_mappage __P((void *, int, int));
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