add files which i forgot to add with arch/x86/x86/bus_dma.c rev.1.21.
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yamt
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1c9ce81d36
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1d12c53188
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/* $NetBSD: bus_private.h,v 1.1 2005/04/16 08:53:09 yamt Exp $ */
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#include <x86/bus_private.h>
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/* $NetBSD: bus_private.h,v 1.1 2005/04/16 08:53:09 yamt Exp $ */
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#include <x86/bus_private.h>
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/* $NetBSD: bus_private.h,v 1.1 2005/04/16 08:53:09 yamt Exp $ */
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/* NetBSD: bus.h,v 1.8 2005/03/09 19:04:46 matt Exp */
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/*-
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* Copyright (c) 1996, 1997, 1998, 2001 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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/*
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* Copyright (c) 1996 Charles M. Hannum. All rights reserved.
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* Copyright (c) 1996 Christopher G. Demetriou. All rights reserved.
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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 Christopher G. Demetriou
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* for the NetBSD Project.
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* 4. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#if !defined(_X86_BUS_PRIVATE_H_)
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#define _X86_BUS_PRIVATE_H_
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int _bus_dmamap_create(bus_dma_tag_t, bus_size_t, int, bus_size_t,
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bus_size_t, int, bus_dmamap_t *);
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void _bus_dmamap_destroy(bus_dma_tag_t, bus_dmamap_t);
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int _bus_dmamap_load(bus_dma_tag_t, bus_dmamap_t, void *,
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bus_size_t, struct proc *, int);
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int _bus_dmamap_load_mbuf(bus_dma_tag_t, bus_dmamap_t,
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struct mbuf *, int);
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int _bus_dmamap_load_uio(bus_dma_tag_t, bus_dmamap_t,
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struct uio *, int);
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int _bus_dmamap_load_raw(bus_dma_tag_t, bus_dmamap_t,
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bus_dma_segment_t *, int, bus_size_t, int);
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void _bus_dmamap_unload(bus_dma_tag_t, bus_dmamap_t);
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void _bus_dmamap_sync(bus_dma_tag_t, bus_dmamap_t, bus_addr_t,
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bus_size_t, int);
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int _bus_dmamem_alloc(bus_dma_tag_t tag, bus_size_t size,
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bus_size_t alignment, bus_size_t boundary,
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bus_dma_segment_t *segs, int nsegs, int *rsegs, int flags);
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void _bus_dmamem_free(bus_dma_tag_t tag, bus_dma_segment_t *segs,
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int nsegs);
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int _bus_dmamem_map(bus_dma_tag_t tag, bus_dma_segment_t *segs,
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int nsegs, size_t size, caddr_t *kvap, int flags);
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void _bus_dmamem_unmap(bus_dma_tag_t tag, caddr_t kva, size_t size);
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paddr_t _bus_dmamem_mmap(bus_dma_tag_t tag, bus_dma_segment_t *segs,
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int nsegs, off_t off, int prot, int flags);
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int _bus_dmamem_alloc_range(bus_dma_tag_t tag, bus_size_t size,
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bus_size_t alignment, bus_size_t boundary,
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bus_dma_segment_t *segs, int nsegs, int *rsegs, int flags,
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paddr_t low, paddr_t high);
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/*
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* Cookie used for bounce buffers. A pointer to one of these it stashed in
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* the DMA map.
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*/
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struct x86_bus_dma_cookie {
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int id_flags; /* flags; see below */
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/*
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* Information about the original buffer used during
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* DMA map syncs. Note that origibuflen is only used
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* for ID_BUFTYPE_LINEAR.
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*/
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void *id_origbuf; /* pointer to orig buffer if
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bouncing */
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bus_size_t id_origbuflen; /* ...and size */
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int id_buftype; /* type of buffer */
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void *id_bouncebuf; /* pointer to the bounce buffer */
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bus_size_t id_bouncebuflen; /* ...and size */
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int id_nbouncesegs; /* number of valid bounce segs */
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bus_dma_segment_t id_bouncesegs[0]; /* array of bounce buffer
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physical memory segments */
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};
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/* id_flags */
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#define X86_DMA_MIGHT_NEED_BOUNCE 0x01 /* may need bounce buffers */
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#define X86_DMA_HAS_BOUNCE 0x02 /* has bounce buffers */
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#define X86_DMA_IS_BOUNCING 0x04 /* is bouncing current xfer */
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/* id_buftype */
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#define X86_DMA_BUFTYPE_INVALID 0
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#define X86_DMA_BUFTYPE_LINEAR 1
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#define X86_DMA_BUFTYPE_MBUF 2
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#define X86_DMA_BUFTYPE_UIO 3
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#define X86_DMA_BUFTYPE_RAW 4
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/*
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* default address translation macros, which are appropriate where
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* paddr_t == bus_addr_t.
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*/
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#if !defined(_BUS_PHYS_TO_BUS)
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#define _BUS_PHYS_TO_BUS(pa) ((bus_addr_t)(pa))
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#endif /* !defined(_BUS_PHYS_TO_BUS) */
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#if !defined(_BUS_VM_PAGE_TO_BUS)
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#define _BUS_VM_PAGE_TO_BUS(pg) _BUS_PHYS_TO_BUS(VM_PAGE_TO_PHYS(pg))
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#endif /* !defined(_BUS_VM_PAGE_TO_BUS) */
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#if !defined(_BUS_VIRT_TO_BUS)
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#include <uvm/uvm_extern.h>
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static __inline bus_addr_t _bus_virt_to_bus(struct pmap *, vaddr_t);
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#define _BUS_VIRT_TO_BUS(pm, va) _bus_virt_to_bus((pm), (va))
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static __inline bus_addr_t
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_bus_virt_to_bus(struct pmap *pm, vaddr_t va)
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{
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paddr_t pa;
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if (!pmap_extract(pm, va, &pa)) {
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panic("_bus_virt_to_bus");
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}
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return _BUS_PHYS_TO_BUS(pa);
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}
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#endif /* !defined(_BUS_VIRT_TO_BUS) */
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#endif /* !defined(_X86_BUS_PRIVATE_H_) */
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@ -0,0 +1,48 @@
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/* $NetBSD: bus_private.h,v 1.1 2005/04/16 08:53:09 yamt Exp $ */
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/*-
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* Copyright (c)2005 YAMAMOTO Takashi,
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* All rights reserved.
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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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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <uvm/uvm_extern.h>
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#define _BUS_PHYS_TO_BUS(pa) ((bus_addr_t)xpmap_ptom(pa))
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#define _BUS_VIRT_TO_BUS(pm, va) _bus_virt_to_bus((pm), (va))
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static __inline bus_addr_t _bus_virt_to_bus(struct pmap *, vaddr_t);
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static __inline bus_addr_t
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_bus_virt_to_bus(struct pmap *pm, vaddr_t va)
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{
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bus_addr_t ba;
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if (!pmap_extract_ma(pm, va, &ba)) {
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panic("_bus_virt_to_bus");
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}
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return ba;
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}
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#include <x86/bus_private.h>
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