File: [cvs.NetBSD.org] / src / sys / sys / bus_proto.h (download)
Revision 1.7, Mon Feb 4 13:18:35 2013 UTC (11 years, 2 months ago) by macallan
Branch: MAIN
CVS Tags: yamt-pagecache-base9, tls-maxphys-base-20171202, tls-maxphys-base, tls-earlyentropy-base, tls-earlyentropy, rmind-smpnet-nbase, rmind-smpnet-base, rmind-smpnet, riastradh-xf86-video-intel-2-7-1-pre-2-21-15, riastradh-drm2-base3, riastradh-drm2-base2, riastradh-drm2-base1, riastradh-drm2-base, riastradh-drm2, prg-localcount2-base3, prg-localcount2-base2, prg-localcount2-base1, prg-localcount2-base, prg-localcount2, phil-wifi-base, phil-wifi-20190609, pgoyette-localcount-base, pgoyette-localcount-20170426, pgoyette-localcount-20170320, pgoyette-localcount-20170107, pgoyette-localcount-20161104, pgoyette-localcount-20160806, pgoyette-localcount-20160726, pgoyette-localcount, pgoyette-compat-merge-20190127, pgoyette-compat-base, pgoyette-compat-20190127, pgoyette-compat-20190118, pgoyette-compat-1226, pgoyette-compat-1126, pgoyette-compat-1020, pgoyette-compat-0930, pgoyette-compat-0906, pgoyette-compat-0728, pgoyette-compat-0625, pgoyette-compat-0521, pgoyette-compat-0502, pgoyette-compat-0422, pgoyette-compat-0415, pgoyette-compat-0407, pgoyette-compat-0330, pgoyette-compat-0322, pgoyette-compat-0315, pgoyette-compat, perseant-stdc-iso10646-base, perseant-stdc-iso10646, nick-nhusb-base-20170825, nick-nhusb-base-20170204, nick-nhusb-base-20161204, nick-nhusb-base-20161004, nick-nhusb-base-20160907, nick-nhusb-base-20160529, nick-nhusb-base-20160422, nick-nhusb-base-20160319, nick-nhusb-base-20151226, nick-nhusb-base-20150921, nick-nhusb-base-20150606, nick-nhusb-base-20150406, nick-nhusb-base, nick-nhusb, netbsd-9-base, netbsd-9-3-RELEASE, netbsd-9-2-RELEASE, netbsd-9-1-RELEASE, netbsd-9-0-RELEASE, netbsd-9-0-RC2, netbsd-9-0-RC1, netbsd-9, netbsd-8-base, netbsd-8-2-RELEASE, netbsd-8-1-RELEASE, netbsd-8-1-RC1, netbsd-8-0-RELEASE, netbsd-8-0-RC2, netbsd-8-0-RC1, netbsd-8, netbsd-7-nhusb-base-20170116, netbsd-7-nhusb-base, netbsd-7-nhusb, netbsd-7-base, netbsd-7-2-RELEASE, netbsd-7-1-RELEASE, netbsd-7-1-RC2, netbsd-7-1-RC1, netbsd-7-1-2-RELEASE, netbsd-7-1-1-RELEASE, netbsd-7-1, netbsd-7-0-RELEASE, netbsd-7-0-RC3, netbsd-7-0-RC2, netbsd-7-0-RC1, netbsd-7-0-2-RELEASE, netbsd-7-0-1-RELEASE, netbsd-7-0, netbsd-7, matt-nb8-mediatek-base, matt-nb8-mediatek, localcount-20160914, khorben-n900, jdolecek-ncq-base, jdolecek-ncq, isaki-audio2-base, isaki-audio2, bouyer-socketcan-base1, bouyer-socketcan-base, bouyer-socketcan, agc-symver-base, agc-symver
Branch point for: phil-wifi
Changes since 1.6: +3 -1
lines
add BUS_DMA_PREFETCHABLE flag for bus_dmamem_map(), analog to
BUS_SPACE_MAP_PREFETCHABLE
|
/* $NetBSD: bus_proto.h,v 1.7 2013/02/04 13:18:35 macallan Exp $ */
/*-
* Copyright (c) 1996, 1997, 1998, 2001, 2007 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, and by Andrew Doran.
*
* 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 Charles M. Hannum. All rights reserved.
* Copyright (c) 1996 Christopher G. Demetriou. All rights reserved.
*
* 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.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by Christopher G. Demetriou
* for the NetBSD Project.
* 4. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
*/
#ifndef _SYS_BUS_PROTO_H_
#define _SYS_BUS_PROTO_H_
/*
* Forwards needed by prototypes below.
*/
struct mbuf;
struct uio;
/*
* bus_space(9)
*/
/* Map types. */
#define BUS_SPACE_MAP_CACHEABLE 0x01
#define BUS_SPACE_MAP_LINEAR 0x02
#define BUS_SPACE_MAP_PREFETCHABLE 0x04
/* Bus read/write barrier methods. */
#define BUS_SPACE_BARRIER_READ 0x01 /* force read barrier */
#define BUS_SPACE_BARRIER_WRITE 0x02 /* force write barrier */
int bus_space_map(bus_space_tag_t, bus_addr_t, bus_size_t, int,
bus_space_handle_t *);
void bus_space_unmap(bus_space_tag_t, bus_space_handle_t, bus_size_t);
int bus_space_subregion(bus_space_tag_t, bus_space_handle_t,
bus_size_t, bus_size_t, bus_space_handle_t *);
int bus_space_alloc(bus_space_tag_t, bus_addr_t, bus_addr_t,
bus_size_t, bus_size_t, bus_size_t,
int, bus_addr_t *, bus_space_handle_t *);
void bus_space_free(bus_space_tag_t, bus_space_handle_t, bus_size_t);
paddr_t bus_space_mmap(bus_space_tag_t, bus_addr_t, off_t, int, int);
void *bus_space_vaddr(bus_space_tag_t, bus_space_handle_t);
void bus_space_barrier(bus_space_tag_t tag, bus_space_handle_t bsh,
bus_size_t offset, bus_size_t len, int flags);
/*
* bus_space(9) accessors
*/
uint8_t bus_space_read_1(bus_space_tag_t, bus_space_handle_t,
bus_size_t);
uint8_t bus_space_read_stream_1(bus_space_tag_t, bus_space_handle_t,
bus_size_t);
uint16_t bus_space_read_2(bus_space_tag_t, bus_space_handle_t,
bus_size_t);
uint16_t bus_space_read_stream_2(bus_space_tag_t, bus_space_handle_t,
bus_size_t);
uint32_t bus_space_read_4(bus_space_tag_t, bus_space_handle_t,
bus_size_t);
uint32_t bus_space_read_stream_4(bus_space_tag_t, bus_space_handle_t,
bus_size_t);
uint64_t bus_space_read_8(bus_space_tag_t, bus_space_handle_t,
bus_size_t);
uint64_t bus_space_read_stream_8(bus_space_tag_t, bus_space_handle_t,
bus_size_t);
void bus_space_read_multi_1(bus_space_tag_t, bus_space_handle_t,
bus_size_t, uint8_t *, bus_size_t);
void bus_space_read_multi_stream_1(bus_space_tag_t, bus_space_handle_t,
bus_size_t, uint8_t *, bus_size_t);
void bus_space_read_region_1(bus_space_tag_t, bus_space_handle_t,
bus_size_t, uint8_t *, bus_size_t);
void bus_space_read_region_stream_1(bus_space_tag_t, bus_space_handle_t,
bus_size_t, uint8_t *, bus_size_t);
void bus_space_read_multi_2(bus_space_tag_t, bus_space_handle_t,
bus_size_t, uint16_t *, bus_size_t);
void bus_space_read_multi_stream_2(bus_space_tag_t, bus_space_handle_t,
bus_size_t, uint16_t *, bus_size_t);
void bus_space_read_region_2(bus_space_tag_t, bus_space_handle_t,
bus_size_t, uint16_t *, bus_size_t);
void bus_space_read_region_stream_2(bus_space_tag_t, bus_space_handle_t,
bus_size_t, uint16_t *, bus_size_t);
void bus_space_read_multi_4(bus_space_tag_t, bus_space_handle_t,
bus_size_t, uint32_t *, bus_size_t);
void bus_space_read_multi_stream_4(bus_space_tag_t, bus_space_handle_t,
bus_size_t, uint32_t *, bus_size_t);
void bus_space_read_region_4(bus_space_tag_t, bus_space_handle_t,
bus_size_t, uint32_t *, bus_size_t);
void bus_space_read_region_stream_4(bus_space_tag_t, bus_space_handle_t,
bus_size_t, uint32_t *, bus_size_t);
void bus_space_read_multi_8(bus_space_tag_t, bus_space_handle_t,
bus_size_t, uint64_t *, bus_size_t);
void bus_space_read_multi_stream_8(bus_space_tag_t, bus_space_handle_t,
bus_size_t, uint64_t *, bus_size_t);
void bus_space_read_region_8(bus_space_tag_t, bus_space_handle_t,
bus_size_t, uint64_t *, bus_size_t);
void bus_space_read_region_stream_8(bus_space_tag_t, bus_space_handle_t,
bus_size_t, uint64_t *, bus_size_t);
void bus_space_write_1(bus_space_tag_t, bus_space_handle_t,
bus_size_t, uint8_t);
void bus_space_write_stream_1(bus_space_tag_t, bus_space_handle_t,
bus_size_t, uint8_t);
void bus_space_write_2(bus_space_tag_t, bus_space_handle_t,
bus_size_t, uint16_t);
void bus_space_write_stream_2(bus_space_tag_t, bus_space_handle_t,
bus_size_t, uint16_t);
void bus_space_write_4(bus_space_tag_t, bus_space_handle_t,
bus_size_t, uint32_t);
void bus_space_write_stream_4(bus_space_tag_t, bus_space_handle_t,
bus_size_t, uint32_t);
void bus_space_write_8(bus_space_tag_t, bus_space_handle_t,
bus_size_t, uint64_t);
void bus_space_write_stream_8(bus_space_tag_t, bus_space_handle_t,
bus_size_t, uint64_t);
void bus_space_write_multi_1(bus_space_tag_t, bus_space_handle_t,
bus_size_t, const uint8_t *,
bus_size_t);
void bus_space_write_multi_stream_1(bus_space_tag_t, bus_space_handle_t,
bus_size_t, const uint8_t *,
bus_size_t);
void bus_space_write_region_1(bus_space_tag_t, bus_space_handle_t,
bus_size_t, const uint8_t *,
bus_size_t);
void bus_space_write_region_stream_1(bus_space_tag_t, bus_space_handle_t,
bus_size_t, const uint8_t *,
bus_size_t);
void bus_space_write_multi_2(bus_space_tag_t, bus_space_handle_t,
bus_size_t, const uint16_t *,
bus_size_t);
void bus_space_write_multi_stream_2(bus_space_tag_t, bus_space_handle_t,
bus_size_t, const uint16_t *,
bus_size_t);
void bus_space_write_region_2(bus_space_tag_t, bus_space_handle_t,
bus_size_t, const uint16_t *,
bus_size_t);
void bus_space_write_region_stream_2(bus_space_tag_t, bus_space_handle_t,
bus_size_t, const uint16_t *,
bus_size_t);
void bus_space_write_multi_4(bus_space_tag_t, bus_space_handle_t,
bus_size_t, const uint32_t *,
bus_size_t);
void bus_space_write_multi_stream_4(bus_space_tag_t, bus_space_handle_t,
bus_size_t, const uint32_t *,
bus_size_t);
void bus_space_write_region_4(bus_space_tag_t, bus_space_handle_t,
bus_size_t, const uint32_t *,
bus_size_t);
void bus_space_write_region_stream_4(bus_space_tag_t, bus_space_handle_t,
bus_size_t, const uint32_t *,
bus_size_t);
void bus_space_write_multi_8(bus_space_tag_t, bus_space_handle_t,
bus_size_t, const uint64_t *,
bus_size_t);
void bus_space_write_multi_stream_8(bus_space_tag_t, bus_space_handle_t,
bus_size_t, const uint64_t *,
bus_size_t);
void bus_space_write_region_8(bus_space_tag_t, bus_space_handle_t,
bus_size_t, const uint64_t *,
bus_size_t);
void bus_space_write_region_stream_8(bus_space_tag_t, bus_space_handle_t,
bus_size_t, const uint64_t *,
bus_size_t);
void bus_space_set_multi_1(bus_space_tag_t, bus_space_handle_t,
bus_size_t, u_int8_t, bus_size_t);
void bus_space_set_multi_2(bus_space_tag_t, bus_space_handle_t,
bus_size_t, u_int16_t, bus_size_t);
void bus_space_set_multi_4(bus_space_tag_t, bus_space_handle_t,
bus_size_t, u_int32_t, bus_size_t);
void bus_space_set_multi_8(bus_space_tag_t, bus_space_handle_t,
bus_size_t, u_int64_t, bus_size_t);
void bus_space_set_multi_stream_1(bus_space_tag_t, bus_space_handle_t,
bus_size_t, u_int8_t, bus_size_t);
void bus_space_set_multi_stream_2(bus_space_tag_t, bus_space_handle_t,
bus_size_t, u_int16_t, bus_size_t);
void bus_space_set_multi_stream_4(bus_space_tag_t, bus_space_handle_t,
bus_size_t, u_int32_t, bus_size_t);
void bus_space_set_multi_stream_8(bus_space_tag_t, bus_space_handle_t,
bus_size_t, u_int64_t, bus_size_t);
void bus_space_set_region_1(bus_space_tag_t, bus_space_handle_t,
bus_size_t, u_int8_t, bus_size_t);
void bus_space_set_region_2(bus_space_tag_t, bus_space_handle_t,
bus_size_t, u_int16_t, bus_size_t);
void bus_space_set_region_4(bus_space_tag_t, bus_space_handle_t,
bus_size_t, u_int32_t, bus_size_t);
void bus_space_set_region_8(bus_space_tag_t, bus_space_handle_t,
bus_size_t, u_int64_t, bus_size_t);
void bus_space_set_region_stream_1(bus_space_tag_t, bus_space_handle_t,
bus_size_t, u_int8_t, bus_size_t);
void bus_space_set_region_stream_2(bus_space_tag_t, bus_space_handle_t,
bus_size_t, u_int16_t, bus_size_t);
void bus_space_set_region_stream_4(bus_space_tag_t, bus_space_handle_t,
bus_size_t, u_int32_t, bus_size_t);
void bus_space_set_region_stream_8(bus_space_tag_t, bus_space_handle_t,
bus_size_t, u_int64_t, bus_size_t);
void bus_space_copy_region_1(bus_space_tag_t, bus_space_handle_t,
bus_size_t, bus_space_handle_t,
bus_size_t, bus_size_t);
void bus_space_copy_region_2(bus_space_tag_t, bus_space_handle_t,
bus_size_t, bus_space_handle_t,
bus_size_t, bus_size_t);
void bus_space_copy_region_4(bus_space_tag_t, bus_space_handle_t,
bus_size_t, bus_space_handle_t,
bus_size_t, bus_size_t);
void bus_space_copy_region_8(bus_space_tag_t, bus_space_handle_t,
bus_size_t, bus_space_handle_t,
bus_size_t, bus_size_t);
void bus_space_copy_region_stream_1(bus_space_tag_t, bus_space_handle_t,
bus_size_t, bus_space_handle_t,
bus_size_t, bus_size_t);
void bus_space_copy_region_stream_2(bus_space_tag_t, bus_space_handle_t,
bus_size_t, bus_space_handle_t,
bus_size_t, bus_size_t);
void bus_space_copy_region_stream_4(bus_space_tag_t, bus_space_handle_t,
bus_size_t, bus_space_handle_t,
bus_size_t, bus_size_t);
void bus_space_copy_region_stream_8(bus_space_tag_t, bus_space_handle_t,
bus_size_t, bus_space_handle_t,
bus_size_t, bus_size_t);
bool bus_space_is_equal(bus_space_tag_t, bus_space_tag_t);
bool bus_space_handle_is_equal(bus_space_tag_t, bus_space_handle_t,
bus_space_handle_t);
/*
* bus_dma(9)
*/
/* 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 */
#define BUS_DMA_PREFETCHABLE 0x800 /* hint: map non-cached but allow
* things like write combining */
/* 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 */
int bus_dmamap_create(bus_dma_tag_t, bus_size_t, int, bus_size_t,
bus_size_t, int, bus_dmamap_t *);
void bus_dmamap_destroy(bus_dma_tag_t, bus_dmamap_t);
int bus_dmamap_load(bus_dma_tag_t, bus_dmamap_t, void *, bus_size_t,
struct proc *, int);
int bus_dmamap_load_mbuf(bus_dma_tag_t, bus_dmamap_t,
struct mbuf *, int);
int bus_dmamap_load_uio(bus_dma_tag_t, bus_dmamap_t,
struct uio *, int);
int bus_dmamap_load_raw(bus_dma_tag_t, bus_dmamap_t,
bus_dma_segment_t *, int, bus_size_t, int);
void bus_dmamap_unload(bus_dma_tag_t, bus_dmamap_t);
void bus_dmamap_sync(bus_dma_tag_t, bus_dmamap_t, bus_addr_t,
bus_size_t, int);
int bus_dmamem_alloc(bus_dma_tag_t, bus_size_t, bus_size_t,
bus_size_t, bus_dma_segment_t *,
int, int *, int);
void bus_dmamem_free(bus_dma_tag_t, bus_dma_segment_t *, int);
int bus_dmamem_map(bus_dma_tag_t, bus_dma_segment_t *, int,
size_t, void **, int);
void bus_dmamem_unmap(bus_dma_tag_t, void *, size_t);
paddr_t bus_dmamem_mmap(bus_dma_tag_t, bus_dma_segment_t *, int,
off_t, int, int);
int bus_dmatag_subregion(bus_dma_tag_t, bus_addr_t, bus_addr_t,
bus_dma_tag_t *, int);
void bus_dmatag_destroy(bus_dma_tag_t);
#endif /* _SYS_BUS_PROTO_H_ */
![[BACK]](/icons/back.gif){kind=icon}
Return to bus_proto.h CVS log ![[TXT]](/icons/text.gif){kind=icon}
![[DIR]](/icons/dir.gif){kind=icon}
Up to [cvs.NetBSD.org] / src / sys / sys