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[src/trunk]: src/sys/arch/mips/include Remove unused file.
details: https://anonhg.NetBSD.org/src/rev/2fc19b60f3cc
branches: trunk
changeset: 796298:2fc19b60f3cc
user: skrll <skrll%NetBSD.org@localhost>
date: Wed May 28 12:06:24 2014 +0000
description:
Remove unused file.
diffstat:
sys/arch/mips/include/bus_dma.h | 363 ----------------------------------------
1 files changed, 0 insertions(+), 363 deletions(-)
diffs (truncated from 367 to 300 lines):
diff -r d044188de3cb -r 2fc19b60f3cc sys/arch/mips/include/bus_dma.h
--- a/sys/arch/mips/include/bus_dma.h Wed May 28 11:35:50 2014 +0000
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,363 +0,0 @@
-/* $NetBSD: bus_dma.h,v 1.10 2011/02/20 07:45:47 matt Exp $ */
-
-/*-
- * Copyright (c) 1997, 1998, 2000, 2001 The NetBSD Foundation, Inc.
- * All rights reserved.
- *
- * This code is derived from software contributed to The NetBSD Foundation
- * by Jason R. Thorpe of the Numerical Aerospace Simulation Facility,
- * NASA Ames Research Center.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
- * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
- * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
- * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
- * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
- * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
- * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
- * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
- * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
- * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
- * POSSIBILITY OF SUCH DAMAGE.
- */
-
-/*
- * Copyright (c) 1996 Carnegie-Mellon University.
- * All rights reserved.
- *
- * Author: Chris G. Demetriou
- *
- * Permission to use, copy, modify and distribute this software and
- * its documentation is hereby granted, provided that both the copyright
- * notice and this permission notice appear in all copies of the
- * software, derivative works or modified versions, and any portions
- * thereof, and that both notices appear in supporting documentation.
- *
- * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
- * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND
- * FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
- *
- * Carnegie Mellon requests users of this software to return to
- *
- * Software Distribution Coordinator or Software.Distribution%CS.CMU.EDU@localhost
- * School of Computer Science
- * Carnegie Mellon University
- * Pittsburgh PA 15213-3890
- *
- * any improvements or extensions that they make and grant Carnegie the
- * rights to redistribute these changes.
- */
-
-#ifndef _MIPS_BUS_DMA_H_
-#define _MIPS_BUS_DMA_H_
-
-#include <sys/types.h>
-
-#ifdef _KERNEL
-/*
- * Bus DMA methods.
- */
-
-/*
- * Flags used in various bus DMA methods.
- */
-#define BUS_DMA_WAITOK 0x000 /* safe to sleep (pseudo-flag) */
-#define BUS_DMA_NOWAIT 0x001 /* not safe to sleep */
-#define BUS_DMA_ALLOCNOW 0x002 /* perform resource allocation now */
-#define BUS_DMA_COHERENT 0x004 /* hint: map memory DMA coherent */
-#define BUS_DMA_STREAMING 0x008 /* hint: sequential, unidirectional */
-#define BUS_DMA_BUS1 0x010 /* placeholders for bus functions... */
-#define BUS_DMA_BUS2 0x020
-#define BUS_DMA_BUS3 0x040
-#define BUS_DMA_BUS4 0x080
-#define BUS_DMA_READ 0x100 /* mapping is device -> memory only */
-#define BUS_DMA_WRITE 0x200 /* mapping is memory -> device only */
-#define BUS_DMA_NOCACHE 0x400 /* hint: map non-cached memory */
-
-/*
- * Private flags stored in the DMA map.
- */
-#define _BUS_DMAMAP_COHERENT 0x10000 /* no cache flush necessary on sync */
-
-/* Forwards needed by prototypes below. */
-struct mbuf;
-struct uio;
-
-/*
- * Operations performed by bus_dmamap_sync().
- */
-#define BUS_DMASYNC_PREREAD 0x01 /* pre-read synchronization */
-#define BUS_DMASYNC_POSTREAD 0x02 /* post-read synchronization */
-#define BUS_DMASYNC_PREWRITE 0x04 /* pre-write synchronization */
-#define BUS_DMASYNC_POSTWRITE 0x08 /* post-write synchronization */
-
-typedef struct mips_bus_dma_tag *bus_dma_tag_t;
-typedef struct mips_bus_dmamap *bus_dmamap_t;
-
-/*
- * bus_dma_segment_t
- *
- * Describes a single contiguous DMA transaction. Values
- * are suitable for programming into DMA registers.
- */
-struct mips_bus_dma_segment {
- bus_addr_t ds_addr; /* DMA address */
- bus_size_t ds_len; /* length of transfer */
- bus_addr_t _ds_vaddr; /* virtual address, 0 if invalid */
-};
-typedef struct mips_bus_dma_segment bus_dma_segment_t;
-
-/*
- * DMA mapping methods.
- */
-struct mips_bus_dmamap_ops {
- int (*dmamap_create)(bus_dma_tag_t, bus_size_t, int,
- bus_size_t, bus_size_t, int, bus_dmamap_t *);
- void (*dmamap_destroy)(bus_dma_tag_t, bus_dmamap_t);
- int (*dmamap_load)(bus_dma_tag_t, bus_dmamap_t, void *,
- bus_size_t, struct proc *, int);
- int (*dmamap_load_mbuf)(bus_dma_tag_t, bus_dmamap_t,
- struct mbuf *, int);
- int (*dmamap_load_uio)(bus_dma_tag_t, bus_dmamap_t,
- struct uio *, int);
- int (*dmamap_load_raw)(bus_dma_tag_t, bus_dmamap_t,
- bus_dma_segment_t *, int, bus_size_t, int);
- void (*dmamap_unload)(bus_dma_tag_t, bus_dmamap_t);
- void (*dmamap_sync)(bus_dma_tag_t, bus_dmamap_t,
- bus_addr_t, bus_size_t, int);
-};
-
-/*
- * DMA memory utility functions.
- */
-struct mips_bus_dmamem_ops {
- int (*dmamem_alloc)(bus_dma_tag_t, bus_size_t, bus_size_t,
- bus_size_t, bus_dma_segment_t *, int, int *, int);
- void (*dmamem_free)(bus_dma_tag_t,
- bus_dma_segment_t *, int);
- int (*dmamem_map)(bus_dma_tag_t, bus_dma_segment_t *,
- int, size_t, void **, int);
- void (*dmamem_unmap)(bus_dma_tag_t, void *, size_t);
- paddr_t (*dmamem_mmap)(bus_dma_tag_t, bus_dma_segment_t *,
- int, off_t, int, int);
-};
-
-/*
- * DMA tag utility functions.
- */
-struct mips_bus_dmatag_ops {
- int (*dmatag_subregion)(bus_dma_tag_t, bus_addr_t, bus_addr_t,
- bus_dma_tag_t *, int);
- void (*dmatag_destroy)(bus_dma_tag_t);
-};
-
-/*
- * bus_dma_tag_t
- *
- * A machine-dependent opaque type describing the implementation of
- * DMA for a given bus.
- */
-struct mips_bus_dma_tag {
- void *_cookie; /* cookie used in the guts */
-
- bus_addr_t _wbase; /* DMA window base */
- int _tag_needs_free; /* number of references (maybe 0) */
- bus_addr_t _bounce_thresh;
- bus_addr_t _bounce_alloc_lo; /* physical base of the window */
- bus_addr_t _bounce_alloc_hi; /* physical limit of the windows */
- int (*_may_bounce)(bus_dma_tag_t, bus_dmamap_t, int, int *);
-
- struct mips_bus_dmamap_ops _dmamap_ops;
- struct mips_bus_dmamem_ops _dmamem_ops;
- struct mips_bus_dmatag_ops _dmatag_ops;
-};
-
-#define bus_dmamap_create(t, s, n, m, b, f, p) \
- (*(t)->_dmamap_ops.dmamap_create)((t), (s), (n), (m), (b), (f), (p))
-#define bus_dmamap_destroy(t, p) \
- (*(t)->_dmamap_ops.dmamap_destroy)((t), (p))
-#define bus_dmamap_load(t, m, b, s, p, f) \
- (*(t)->_dmamap_ops.dmamap_load)((t), (m), (b), (s), (p), (f))
-#define bus_dmamap_load_mbuf(t, m, b, f) \
- (*(t)->_dmamap_ops.dmamap_load_mbuf)((t), (m), (b), (f))
-#define bus_dmamap_load_uio(t, m, u, f) \
- (*(t)->_dmamap_ops.dmamap_load_uio)((t), (m), (u), (f))
-#define bus_dmamap_load_raw(t, m, sg, n, s, f) \
- (*(t)->_dmamap_ops.dmamap_load_raw)((t), (m), (sg), (n), (s), (f))
-#define bus_dmamap_unload(t, p) \
- (*(t)->_dmamap_ops.dmamap_unload)((t), (p))
-#define bus_dmamap_sync(t, p, o, l, ops) \
- (*(t)->_dmamap_ops.dmamap_sync)((t), (p), (o), (l), (ops))
-
-#define bus_dmamem_alloc(t, s, a, b, sg, n, r, f) \
- (*(t)->_dmamem_ops.dmamem_alloc)((t), (s), (a), (b), (sg), (n), (r), (f))
-#define bus_dmamem_free(t, sg, n) \
- (*(t)->_dmamem_ops.dmamem_free)((t), (sg), (n))
-#define bus_dmamem_map(t, sg, n, s, k, f) \
- (*(t)->_dmamem_ops.dmamem_map)((t), (sg), (n), (s), (k), (f))
-#define bus_dmamem_unmap(t, k, s) \
- (*(t)->_dmamem_ops.dmamem_unmap)((t), (k), (s))
-#define bus_dmamem_mmap(t, sg, n, o, p, f) \
- (*(t)->_dmamem_ops.dmamem_mmap)((t), (sg), (n), (o), (p), (f))
-
-#define bus_dmatag_subregion(t, mna, mxa, nt, f) \
- (*(t)->_dmatag_ops.dmatag_subregion)((t), (mna), (mxa), (nt), (f))
-#define bus_dmatag_destroy(t) \
- (*(t)->_dmatag_ops.dmatag_destroy)((t))
-
-/*
- * bus_dmamap_t
- *
- * Describes a DMA mapping.
- */
-struct mips_bus_dmamap {
- /*
- * PRIVATE MEMBERS: not for use my machine-independent code.
- */
- bus_size_t _dm_size; /* largest DMA transfer mappable */
- int _dm_segcnt; /* number of segs this map can map */
- bus_size_t _dm_maxmaxsegsz; /* fixed largest possible segment */
- bus_size_t _dm_boundary; /* don't cross this */
- bus_addr_t _dm_bounce_thresh; /* bounce threshold; see tag */
- int _dm_flags; /* misc. flags */
- struct vmspace *_dm_vmspace; /* vmspace that owns the mapping */
-
- /*
- * Private cookie to be used by the DMA back-end.
- */
- void *_dm_cookie;
-
- /*
- * PUBLIC MEMBERS: these are used by machine-independent code.
- */
- bus_size_t dm_maxsegsz; /* largest possible segment */
- bus_size_t dm_mapsize; /* size of the mapping */
- int dm_nsegs; /* # valid segments in mapping */
- bus_dma_segment_t dm_segs[1]; /* segments; variable length */
-};
-
-#ifdef _MIPS_BUS_DMA_PRIVATE
-#define _BUS_AVAIL_END mips_avail_end
-/*
- * Cookie used for bounce buffers. A pointer to one of these it stashed in
- * the DMA map.
- */
-struct mips_bus_dma_cookie {
- int id_flags; /* flags; see below */
-
- /*
- * Information about the original buffer used during
- * DMA map syncs. Note that origibuflen is only used
- * for ID_BUFTYPE_LINEAR.
- */
- union {
- void *un_origbuf; /* pointer to orig buffer if
- bouncing */
- char *un_linearbuf;
- struct mbuf *un_mbuf;
- struct uio *un_uio;
- } id_origbuf_un;
-#define id_origbuf id_origbuf_un.un_origbuf
-#define id_origlinearbuf id_origbuf_un.un_linearbuf
-#define id_origmbuf id_origbuf_un.un_mbuf
-#define id_origuio id_origbuf_un.un_uio
- bus_size_t id_origbuflen; /* ...and size */
- int id_buftype; /* type of buffer */
-
- void *id_bouncebuf; /* pointer to the bounce buffer */
- bus_size_t id_bouncebuflen; /* ...and size */
- int id_nbouncesegs; /* number of valid bounce segs */
- bus_dma_segment_t id_bouncesegs[0]; /* array of bounce buffer
- physical memory segments */
-};
-
-/* id_flags */
-#endif /* _MIPS_BUS_DMA_PRIVATE */
-#define _BUS_DMA_MIGHT_NEED_BOUNCE 0x01 /* may need bounce buffers */
-#ifdef _MIPS_BUS_DMA_PRIVATE
-#define _BUS_DMA_HAS_BOUNCE 0x02 /* has bounce buffers */
-#define _BUS_DMA_IS_BOUNCING 0x04 /* is bouncing current xfer */
-
-/* id_buftype */
-#define _BUS_DMA_BUFTYPE_INVALID 0
-#define _BUS_DMA_BUFTYPE_LINEAR 1
-#define _BUS_DMA_BUFTYPE_MBUF 2
-#define _BUS_DMA_BUFTYPE_UIO 3
-#define _BUS_DMA_BUFTYPE_RAW 4
-
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