1443 lines
40 KiB
C
1443 lines
40 KiB
C
/*-
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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) 1997-1999 Eduardo E. Horvath. All rights reserved.
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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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* from: NetBSD: bus.h,v 1.28 2001/07/19 15:32:19 thorpej Exp
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* and
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* from: FreeBSD: src/sys/alpha/include/bus.h,v 1.9 2001/01/09
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*
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* $FreeBSD$
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*/
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#ifndef _MACHINE_BUS_H_
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#define _MACHINE_BUS_H_
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#include <machine/types.h>
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#include <machine/cpufunc.h>
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/*
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* Debug hooks
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*/
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#define BSDB_ACCESS 0x01
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extern int bus_space_debug;
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/*
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* UPA and SBUS spaces are non-cached and big endian
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* (except for RAM and PROM)
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*
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* PCI spaces are non-cached and little endian
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*/
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#define UPA_BUS_SPACE 0
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#define SBUS_BUS_SPACE 1
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#define PCI_CONFIG_BUS_SPACE 2
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#define PCI_IO_BUS_SPACE 3
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#define PCI_MEMORY_BUS_SPACE 4
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#define LAST_BUS_SPACE 5
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extern int bus_type_asi[];
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extern int bus_stream_asi[];
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#define __BUS_SPACE_HAS_STREAM_METHODS 1
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/*
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* Bus address and size types
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*/
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typedef u_long bus_space_handle_t;
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typedef int bus_type_t;
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typedef u_long bus_addr_t;
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typedef u_long bus_size_t;
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#define BUS_SPACE_MAXSIZE_24BIT 0xFFFFFF
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#define BUS_SPACE_MAXSIZE_32BIT 0xFFFFFFFF
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#define BUS_SPACE_MAXSIZE (128 * 1024) /* Maximum supported size */
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#define BUS_SPACE_MAXADDR_24BIT 0xFFFFFF
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#define BUS_SPACE_MAXADDR_32BIT 0xFFFFFFFF
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#define BUS_SPACE_MAXADDR 0xFFFFFFFF
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#define BUS_SPACE_UNRESTRICTED (~0UL)
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/*
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* Access methods for bus resources and address space.
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*/
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typedef struct bus_space_tag *bus_space_tag_t;
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struct bus_space_tag {
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void *cookie;
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bus_space_tag_t parent;
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int type;
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void (*bus_barrier) __P((
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bus_space_tag_t,
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bus_space_handle_t,
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bus_size_t, /*offset*/
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bus_size_t, /*size*/
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int)); /*flags*/
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};
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/*
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* Helpers
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*/
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int sparc64_bus_mem_map __P((
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bus_type_t,
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bus_addr_t,
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bus_size_t,
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int, /*flags*/
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vm_offset_t, /*preferred vaddr*/
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void **));
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int sparc64_bus_mem_unmap __P((
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void *,
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bus_size_t));
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bus_space_handle_t sparc64_fake_bustag __P((
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int,
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bus_addr_t,
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struct bus_space_tag *));
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/*
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* Bus space function prototypes.
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*/
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static void bus_space_barrier __P((
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bus_space_tag_t,
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bus_space_handle_t,
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bus_size_t,
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bus_size_t,
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int));
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/* This macro finds the first "upstream" implementation of method `f' */
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#define _BS_CALL(t,f) \
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while (t->f == NULL) \
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t = t->parent; \
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return (*(t)->f)
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__inline__ void
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bus_space_barrier(t, h, o, s, f)
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bus_space_tag_t t;
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bus_space_handle_t h;
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bus_size_t o;
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bus_size_t s;
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int f;
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{
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_BS_CALL(t, bus_barrier)(t, h, o, s, f);
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}
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/* flags for bus space map functions */
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#define BUS_SPACE_MAP_CACHEABLE 0x0001
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#define BUS_SPACE_MAP_LINEAR 0x0002
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#define BUS_SPACE_MAP_READONLY 0x0004
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#define BUS_SPACE_MAP_PREFETCHABLE 0x0008
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/* placeholders for bus functions... */
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#define BUS_SPACE_MAP_BUS1 0x0100
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#define BUS_SPACE_MAP_BUS2 0x0200
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#define BUS_SPACE_MAP_BUS3 0x0400
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#define BUS_SPACE_MAP_BUS4 0x0800
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/* flags for bus_space_barrier() */
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#define BUS_SPACE_BARRIER_READ 0x01 /* force read barrier */
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#define BUS_SPACE_BARRIER_WRITE 0x02 /* force write barrier */
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/*
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* u_intN_t bus_space_read_N __P((bus_space_tag_t tag,
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* bus_space_handle_t bsh, bus_size_t offset));
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*
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* Read a 1, 2, 4, or 8 byte quantity from bus space
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* described by tag/handle/offset.
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*/
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#ifndef BUS_SPACE_DEBUG
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#define bus_space_read_1(t, h, o) \
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lduba_nc((caddr_t)((h) + (o)), bus_type_asi[(t)->type])
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#define bus_space_read_2(t, h, o) \
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lduha_nc((caddr_t)((h) + (o)), bus_type_asi[(t)->type])
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#define bus_space_read_4(t, h, o) \
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lduwa_nc((caddr_t)((h) + (o)), bus_type_asi[(t)->type])
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#define bus_space_read_8(t, h, o) \
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ldxa_nc((caddr_t)(h) + (o), bus_type_asi[(t)->type])
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#else
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#define bus_space_read_1(t, h, o) ({ \
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unsigned char __bv = \
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lduba_nc((caddr_t)((h) + (o)), bus_type_asi[(t)->type]); \
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if (bus_space_debug & BSDB_ACCESS) \
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printf("bsr1(%llx + %llx, %x) -> %x\n", (u_int64_t)(h), \
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(u_int64_t)(o), \
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bus_type_asi[(t)->type], (unsigned int) __bv); \
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__bv; })
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#define bus_space_read_2(t, h, o) ({ \
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unsigned short __bv = \
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lduha_nc((caddr_t)((h) + (o)), bus_type_asi[(t)->type]); \
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if (bus_space_debug & BSDB_ACCESS) \
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printf("bsr2(%llx + %llx, %x) -> %x\n", (u_int64_t)(h), \
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(u_int64_t)(o), \
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bus_type_asi[(t)->type], (unsigned int)__bv); \
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__bv; })
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#define bus_space_read_4(t, h, o) ({ \
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unsigned int __bv = \
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lduwa_nc((caddr_t)((h) + (o)), bus_type_asi[(t)->type]); \
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if (bus_space_debug & BSDB_ACCESS) \
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printf("bsr4(%llx + %llx, %x) -> %x\n", (u_int64_t)(h), \
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(u_int64_t)(o), \
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bus_type_asi[(t)->type], __bv); \
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__bv; })
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#define bus_space_read_8(t, h, o) ({ \
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u_int64_t __bv = \
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ldxa_nc((caddr_t)((h) + (o)), bus_type_asi[(t)->type]); \
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if (bus_space_debug & BSDB_ACCESS) \
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printf("bsr8(%llx + %llx, %x) -> %llx\n", (u_int64_t)(h), \
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(u_int64_t)(o), \
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bus_type_asi[(t)->type], __bv); \
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__bv; })
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#endif
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/*
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* void bus_space_read_multi_N __P((bus_space_tag_t tag,
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* bus_space_handle_t bsh, bus_size_t offset,
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* u_intN_t *addr, size_t count));
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*
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* Read `count' 1, 2, 4, or 8 byte quantities from bus space
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* described by tag/handle/offset and copy into buffer provided.
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*/
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#define bus_space_read_multi_1(t, h, o, a, c) do { \
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int i = c; \
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u_int8_t *p = (u_int8_t *)a; \
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while (i-- > 0) \
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*p++ = bus_space_read_1(t, h, o); \
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} while (0)
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#define bus_space_read_multi_2(t, h, o, a, c) do { \
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int i = c; \
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u_int16_t *p = (u_int16_t *)a; \
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while (i-- > 0) \
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*p++ = bus_space_read_2(t, h, o); \
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} while (0)
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#define bus_space_read_multi_4(t, h, o, a, c) do { \
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int i = c; \
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u_int32_t *p = (u_int32_t *)a; \
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while (i-- > 0) \
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*p++ = bus_space_read_4(t, h, o); \
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} while (0)
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#define bus_space_read_multi_8(t, h, o, a, c) do { \
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int i = c; \
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u_int64_t *p = (u_int64_t *)a; \
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while (i-- > 0) \
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*p++ = bus_space_read_8(t, h, o); \
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} while (0)
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/*
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* void bus_space_write_N __P((bus_space_tag_t tag,
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* bus_space_handle_t bsh, bus_size_t offset,
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* u_intN_t value));
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*
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* Write the 1, 2, 4, or 8 byte value `value' to bus space
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* described by tag/handle/offset.
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*/
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#ifndef BUS_SPACE_DEBUG
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#define bus_space_write_1(t, h, o, v) \
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stba_nc((caddr_t)((h) + (o)), bus_type_asi[(t)->type], (v))
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#define bus_space_write_2(t, h, o, v) \
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stha_nc((caddr_t)((h) + (o)), bus_type_asi[(t)->type], (v))
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#define bus_space_write_4(t, h, o, v) \
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stwa_nc((caddr_t)((h) + (o)), bus_type_asi[(t)->type], (v))
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#define bus_space_write_8(t, h, o, v) \
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stxa_nc((caddr_t)((h) + (o)), bus_type_asi[(t)->type], (v))
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#else
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#define bus_space_write_1(t, h, o, v) do { \
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if (bus_space_debug & BSDB_ACCESS) \
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printf("bsw1(%llx + %llx, %x) <- %x\n", (u_int64_t)(h), \
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(u_int64_t)(o), \
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bus_type_asi[(t)->type], (unsigned int) v); \
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stba_nc((caddr_t)((h) + (o)), bus_type_asi[(t)->type], (v)); \
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} while (0)
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#define bus_space_write_2(t, h, o, v) do { \
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if (bus_space_debug & BSDB_ACCESS) \
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printf("bsw2(%llx + %llx, %x) <- %x\n", (u_int64_t)(h), \
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(u_int64_t)(o), \
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bus_type_asi[(t)->type], (unsigned int) v); \
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stha_nc((caddr_t)((h) + (o)), bus_type_asi[(t)->type], (v)); \
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} while (0)
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#define bus_space_write_4(t, h, o, v) do { \
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if (bus_space_debug & BSDB_ACCESS) \
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printf("bsw4(%llx + %llx, %x) <- %x\n", (u_int64_t)(h), \
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(u_int64_t)(o), \
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bus_type_asi[(t)->type], (unsigned int) v); \
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stwa_nc((caddr_t)((h) + (o)), bus_type_asi[(t)->type], (v)); \
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} while (0)
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#define bus_space_write_8(t, h, o, v) do { \
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if (bus_space_debug & BSDB_ACCESS) \
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printf("bsw8(%llx + %llx, %x) <- %llx\n", (u_int64_t)(h), \
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(u_int64_t)(o), \
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bus_type_asi[(t)->type], (u_int64_t) v); \
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stxa_nc((caddr_t)((h) + (o)), bus_type_asi[(t)->type], (v)); \
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} while (0)
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#endif
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/*
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* void bus_space_write_multi_N __P((bus_space_tag_t tag,
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* bus_space_handle_t bsh, bus_size_t offset,
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* const u_intN_t *addr, size_t count));
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*
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* Write `count' 1, 2, 4, or 8 byte quantities from the buffer
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* provided to bus space described by tag/handle/offset.
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*/
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#define bus_space_write_multi_1(t, h, o, a, c) do { \
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int i = c; \
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u_int8_t *p = (u_int8_t *)a; \
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while (i-- > 0) \
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bus_space_write_1(t, h, o, *p++); \
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} while (0)
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#define bus_space_write_multi_2(t, h, o, a, c) do { \
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int i = c; \
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u_int16_t *p = (u_int16_t *)a; \
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while (i-- > 0) \
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bus_space_write_2(t, h, o, *p++); \
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} while (0)
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#define bus_space_write_multi_4(t, h, o, a, c) do { \
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int i = c; \
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u_int32_t *p = (u_int32_t *)a; \
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while (i-- > 0) \
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bus_space_write_4(t, h, o, *p++); \
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} while (0)
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#define bus_space_write_multi_8(t, h, o, a, c) do { \
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int i = c; \
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u_int64_t *p = (u_int64_t *)a; \
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while (i-- > 0) \
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bus_space_write_8(t, h, o, *p++); \
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} while (0)
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/*
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* void bus_space_set_multi_N __P((bus_space_tag_t tag,
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* bus_space_handle_t bsh, bus_size_t offset, u_intN_t val,
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* size_t count));
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*
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* Write the 1, 2, 4, or 8 byte value `val' to bus space described
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* by tag/handle/offset `count' times.
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*/
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#define bus_space_set_multi_1(t, h, o, v, c) do { \
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int i = c; \
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while (i-- > 0) \
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bus_space_write_1(t, h, o, v); \
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} while (0)
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#define bus_space_set_multi_2(t, h, o, v, c) do { \
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int i = c; \
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while (i-- > 0) \
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bus_space_write_2(t, h, o, v); \
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} while (0)
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#define bus_space_set_multi_4(t, h, o, v, c) do { \
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int i = c; \
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while (i-- > 0) \
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bus_space_write_4(t, h, o, v); \
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} while (0)
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#define bus_space_set_multi_8(t, h, o, v, c) do { \
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int i = c; \
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while (i-- > 0) \
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bus_space_write_8(t, h, o, v); \
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} while (0)
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/*
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* void bus_space_read_region_N __P((bus_space_tag_t tag,
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* bus_space_handle_t bsh, bus_size_t off,
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* u_intN_t *addr, bus_size_t count));
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*
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*/
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static void bus_space_read_region_1 __P((bus_space_tag_t,
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bus_space_handle_t,
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bus_size_t,
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u_int8_t *,
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bus_size_t));
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static void bus_space_read_region_2 __P((bus_space_tag_t,
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bus_space_handle_t,
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bus_size_t,
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u_int16_t *,
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bus_size_t));
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static void bus_space_read_region_4 __P((bus_space_tag_t,
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bus_space_handle_t,
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bus_size_t,
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u_int32_t *,
|
|
bus_size_t));
|
|
static void bus_space_read_region_8 __P((bus_space_tag_t,
|
|
bus_space_handle_t,
|
|
bus_size_t,
|
|
u_int64_t *,
|
|
bus_size_t));
|
|
|
|
static __inline__ void
|
|
bus_space_read_region_1(t, h, o, a, c)
|
|
bus_space_tag_t t;
|
|
bus_space_handle_t h;
|
|
bus_size_t o, c;
|
|
u_int8_t *a;
|
|
{
|
|
for (; c; a++, c--, o++)
|
|
*a = bus_space_read_1(t, h, o);
|
|
}
|
|
|
|
static __inline__ void
|
|
bus_space_read_region_2(t, h, o, a, c)
|
|
bus_space_tag_t t;
|
|
bus_space_handle_t h;
|
|
bus_size_t o, c;
|
|
u_int16_t *a;
|
|
{
|
|
for (; c; a++, c--, o+=2)
|
|
*a = bus_space_read_2(t, h, o);
|
|
}
|
|
|
|
static __inline__ void
|
|
bus_space_read_region_4(t, h, o, a, c)
|
|
bus_space_tag_t t;
|
|
bus_space_handle_t h;
|
|
bus_size_t o, c;
|
|
u_int32_t *a;
|
|
{
|
|
for (; c; a++, c--, o+=4)
|
|
*a = bus_space_read_4(t, h, o);
|
|
}
|
|
|
|
static __inline__ void
|
|
bus_space_read_region_8(t, h, o, a, c)
|
|
bus_space_tag_t t;
|
|
bus_space_handle_t h;
|
|
bus_size_t o, c;
|
|
u_int64_t *a;
|
|
{
|
|
for (; c; a++, c--, o+=8)
|
|
*a = bus_space_read_8(t, h, o);
|
|
}
|
|
|
|
/*
|
|
* void bus_space_write_region_N __P((bus_space_tag_t tag,
|
|
* bus_space_handle_t bsh, bus_size_t off,
|
|
* u_intN_t *addr, bus_size_t count));
|
|
*
|
|
*/
|
|
static void bus_space_write_region_1 __P((bus_space_tag_t,
|
|
bus_space_handle_t,
|
|
bus_size_t,
|
|
const u_int8_t *,
|
|
bus_size_t));
|
|
static void bus_space_write_region_2 __P((bus_space_tag_t,
|
|
bus_space_handle_t,
|
|
bus_size_t,
|
|
const u_int16_t *,
|
|
bus_size_t));
|
|
static void bus_space_write_region_4 __P((bus_space_tag_t,
|
|
bus_space_handle_t,
|
|
bus_size_t,
|
|
const u_int32_t *,
|
|
bus_size_t));
|
|
static void bus_space_write_region_8 __P((bus_space_tag_t,
|
|
bus_space_handle_t,
|
|
bus_size_t,
|
|
const u_int64_t *,
|
|
bus_size_t));
|
|
|
|
static __inline__ void
|
|
bus_space_write_region_1(t, h, o, a, c)
|
|
bus_space_tag_t t;
|
|
bus_space_handle_t h;
|
|
bus_size_t o, c;
|
|
const u_int8_t *a;
|
|
{
|
|
for (; c; a++, c--, o++)
|
|
bus_space_write_1(t, h, o, *a);
|
|
}
|
|
|
|
static __inline__ void
|
|
bus_space_write_region_2(t, h, o, a, c)
|
|
bus_space_tag_t t;
|
|
bus_space_handle_t h;
|
|
bus_size_t o, c;
|
|
const u_int16_t *a;
|
|
{
|
|
for (; c; a++, c--, o+=2)
|
|
bus_space_write_2(t, h, o, *a);
|
|
}
|
|
|
|
static __inline__ void
|
|
bus_space_write_region_4(t, h, o, a, c)
|
|
bus_space_tag_t t;
|
|
bus_space_handle_t h;
|
|
bus_size_t o, c;
|
|
const u_int32_t *a;
|
|
{
|
|
for (; c; a++, c--, o+=4)
|
|
bus_space_write_4(t, h, o, *a);
|
|
}
|
|
|
|
static __inline__ void
|
|
bus_space_write_region_8(t, h, o, a, c)
|
|
bus_space_tag_t t;
|
|
bus_space_handle_t h;
|
|
bus_size_t o, c;
|
|
const u_int64_t *a;
|
|
{
|
|
for (; c; a++, c--, o+=8)
|
|
bus_space_write_8(t, h, o, *a);
|
|
}
|
|
|
|
/*
|
|
* void bus_space_set_region_N __P((bus_space_tag_t tag,
|
|
* bus_space_handle_t bsh, bus_size_t off,
|
|
* u_intN_t *addr, bus_size_t count));
|
|
*
|
|
*/
|
|
static void bus_space_set_region_1 __P((bus_space_tag_t,
|
|
bus_space_handle_t,
|
|
bus_size_t,
|
|
const u_int8_t,
|
|
bus_size_t));
|
|
static void bus_space_set_region_2 __P((bus_space_tag_t,
|
|
bus_space_handle_t,
|
|
bus_size_t,
|
|
const u_int16_t,
|
|
bus_size_t));
|
|
static void bus_space_set_region_4 __P((bus_space_tag_t,
|
|
bus_space_handle_t,
|
|
bus_size_t,
|
|
const u_int32_t,
|
|
bus_size_t));
|
|
static void bus_space_set_region_8 __P((bus_space_tag_t,
|
|
bus_space_handle_t,
|
|
bus_size_t,
|
|
const u_int64_t,
|
|
bus_size_t));
|
|
|
|
static __inline__ void
|
|
bus_space_set_region_1(t, h, o, v, c)
|
|
bus_space_tag_t t;
|
|
bus_space_handle_t h;
|
|
bus_size_t o, c;
|
|
const u_int8_t v;
|
|
{
|
|
for (; c; c--, o++)
|
|
bus_space_write_1(t, h, o, v);
|
|
}
|
|
|
|
static __inline__ void
|
|
bus_space_set_region_2(t, h, o, v, c)
|
|
bus_space_tag_t t;
|
|
bus_space_handle_t h;
|
|
bus_size_t o, c;
|
|
const u_int16_t v;
|
|
{
|
|
for (; c; c--, o+=2)
|
|
bus_space_write_2(t, h, o, v);
|
|
}
|
|
|
|
static __inline__ void
|
|
bus_space_set_region_4(t, h, o, v, c)
|
|
bus_space_tag_t t;
|
|
bus_space_handle_t h;
|
|
bus_size_t o, c;
|
|
const u_int32_t v;
|
|
{
|
|
for (; c; c--, o+=4)
|
|
bus_space_write_4(t, h, o, v);
|
|
}
|
|
|
|
static __inline__ void
|
|
bus_space_set_region_8(t, h, o, v, c)
|
|
bus_space_tag_t t;
|
|
bus_space_handle_t h;
|
|
bus_size_t o, c;
|
|
const u_int64_t v;
|
|
{
|
|
for (; c; c--, o+=8)
|
|
bus_space_write_8(t, h, o, v);
|
|
}
|
|
|
|
/*
|
|
* void bus_space_copy_region_N __P((bus_space_tag_t tag,
|
|
* bus_space_handle_t bsh1, bus_size_t off1,
|
|
* bus_space_handle_t bsh2, bus_size_t off2,
|
|
* bus_size_t count));
|
|
*
|
|
* Copy `count' 1, 2, 4, or 8 byte values from bus space starting
|
|
* at tag/bsh1/off1 to bus space starting at tag/bsh2/off2.
|
|
*/
|
|
static void bus_space_copy_region_1 __P((bus_space_tag_t,
|
|
bus_space_handle_t,
|
|
bus_size_t,
|
|
bus_space_handle_t,
|
|
bus_size_t,
|
|
bus_size_t));
|
|
static void bus_space_copy_region_2 __P((bus_space_tag_t,
|
|
bus_space_handle_t,
|
|
bus_size_t,
|
|
bus_space_handle_t,
|
|
bus_size_t,
|
|
bus_size_t));
|
|
static void bus_space_copy_region_4 __P((bus_space_tag_t,
|
|
bus_space_handle_t,
|
|
bus_size_t,
|
|
bus_space_handle_t,
|
|
bus_size_t,
|
|
bus_size_t));
|
|
static void bus_space_copy_region_8 __P((bus_space_tag_t,
|
|
bus_space_handle_t,
|
|
bus_size_t,
|
|
bus_space_handle_t,
|
|
bus_size_t,
|
|
bus_size_t));
|
|
|
|
static __inline__ void
|
|
bus_space_copy_region_1(t, h1, o1, h2, o2, c)
|
|
bus_space_tag_t t;
|
|
bus_space_handle_t h1, h2;
|
|
bus_size_t o1, o2;
|
|
bus_size_t c;
|
|
{
|
|
for (; c; c--, o1++, o2++)
|
|
bus_space_write_1(t, h1, o1, bus_space_read_1(t, h2, o2));
|
|
}
|
|
|
|
static __inline__ void
|
|
bus_space_copy_region_2(t, h1, o1, h2, o2, c)
|
|
bus_space_tag_t t;
|
|
bus_space_handle_t h1, h2;
|
|
bus_size_t o1, o2;
|
|
bus_size_t c;
|
|
{
|
|
for (; c; c--, o1+=2, o2+=2)
|
|
bus_space_write_2(t, h1, o1, bus_space_read_2(t, h2, o2));
|
|
}
|
|
|
|
static __inline__ void
|
|
bus_space_copy_region_4(t, h1, o1, h2, o2, c)
|
|
bus_space_tag_t t;
|
|
bus_space_handle_t h1, h2;
|
|
bus_size_t o1, o2;
|
|
bus_size_t c;
|
|
{
|
|
for (; c; c--, o1+=4, o2+=4)
|
|
bus_space_write_4(t, h1, o1, bus_space_read_4(t, h2, o2));
|
|
}
|
|
|
|
static __inline__ void
|
|
bus_space_copy_region_8(t, h1, o1, h2, o2, c)
|
|
bus_space_tag_t t;
|
|
bus_space_handle_t h1, h2;
|
|
bus_size_t o1, o2;
|
|
bus_size_t c;
|
|
{
|
|
for (; c; c--, o1+=8, o2+=8)
|
|
bus_space_write_8(t, h1, o1, bus_space_read_8(t, h2, o2));
|
|
}
|
|
|
|
/*
|
|
* u_intN_t bus_space_read_stream_N __P((bus_space_tag_t tag,
|
|
* bus_space_handle_t bsh, bus_size_t offset));
|
|
*
|
|
* Read a 1, 2, 4, or 8 byte quantity from bus space
|
|
* described by tag/handle/offset.
|
|
*/
|
|
#ifndef BUS_SPACE_DEBUG
|
|
#define bus_space_read_stream_1(t, h, o) \
|
|
lduba_nc((caddr_t)((h) + (o)), bus_stream_asi[(t)->type])
|
|
|
|
#define bus_space_read_stream_2(t, h, o) \
|
|
lduha_nc((caddr_t)((h) + (o)), bus_stream_asi[(t)->type])
|
|
|
|
#define bus_space_read_stream_4(t, h, o) \
|
|
lduwa_nc((caddr_t)((h) + (o)), bus_stream_asi[(t)->type])
|
|
|
|
#define bus_space_read_stream_8(t, h, o) \
|
|
ldxa_nc((caddr_t)((h) + (o)), bus_stream_asi[(t)->type])
|
|
#else
|
|
#define bus_space_read_stream_1(t, h, o) ({ \
|
|
unsigned char __bv = \
|
|
lduba_nc((caddr_t)((h) + (o)), bus_stream_asi[(t)->type]); \
|
|
if (bus_space_debug & BSDB_ACCESS) \
|
|
printf("bsr1(%llx + %llx, %x) -> %x\n", (u_int64_t)(h), \
|
|
(u_int64_t)(o), \
|
|
bus_stream_asi[(t)->type], (unsigned int) __bv); \
|
|
__bv; })
|
|
|
|
#define bus_space_read_stream_2(t, h, o) ({ \
|
|
unsigned short __bv = \
|
|
lduha_nc((caddr_t)((h) + (o)), bus_stream_asi[(t)->type]); \
|
|
if (bus_space_debug & BSDB_ACCESS) \
|
|
printf("bsr2(%llx + %llx, %x) -> %x\n", (u_int64_t)(h), \
|
|
(u_int64_t)(o), \
|
|
bus_stream_asi[(t)->type], (unsigned int)__bv); \
|
|
__bv; })
|
|
|
|
#define bus_space_read_stream_4(t, h, o) ({ \
|
|
unsigned int __bv = \
|
|
lduwa_nc((caddr_t)((h) + (o)), bus_stream_asi[(t)->type]); \
|
|
if (bus_space_debug & BSDB_ACCESS) \
|
|
printf("bsr4(%llx + %llx, %x) -> %x\n", (u_int64_t)(h), \
|
|
(u_int64_t)(o), \
|
|
bus_stream_asi[(t)->type], __bv); \
|
|
__bv; })
|
|
|
|
#define bus_space_read_stream_8(t, h, o) ({ \
|
|
u_int64_t __bv = \
|
|
ldxa_nc((caddr_t)((h) + (o)), bus_stream_asi[(t)->type]); \
|
|
if (bus_space_debug & BSDB_ACCESS) \
|
|
printf("bsr8(%llx + %llx, %x) -> %llx\n", (u_int64_t)(h), \
|
|
(u_int64_t)(o), \
|
|
bus_stream_asi[(t)->type], __bv); \
|
|
__bv; })
|
|
#endif
|
|
|
|
/*
|
|
* void bus_space_read_multi_stream_N __P((bus_space_tag_t tag,
|
|
* bus_space_handle_t bsh, bus_size_t offset,
|
|
* u_intN_t *addr, size_t count));
|
|
*
|
|
* Read `count' 1, 2, 4, or 8 byte quantities from bus space
|
|
* described by tag/handle/offset and copy into buffer provided.
|
|
*/
|
|
#define bus_space_read_multi_stream_1(t, h, o, a, c) do { \
|
|
int i = c; \
|
|
u_int8_t *p = (u_int8_t *)a; \
|
|
while (i-- > 0) \
|
|
*p++ = bus_space_read_stream_1(t, h, o); \
|
|
} while (0)
|
|
|
|
#define bus_space_read_multi_stream_2(t, h, o, a, c) do { \
|
|
int i = c; \
|
|
u_int16_t *p = (u_int16_t *)a; \
|
|
while (i-- > 0) \
|
|
*p++ = bus_space_read_stream_2(t, h, o); \
|
|
} while (0)
|
|
|
|
#define bus_space_read_multi_stream_4(t, h, o, a, c) do { \
|
|
int i = c; \
|
|
u_int32_t *p = (u_int32_t *)a; \
|
|
while (i-- > 0) \
|
|
*p++ = bus_space_read_stream_4(t, h, o); \
|
|
} while (0)
|
|
|
|
#define bus_space_read_multi_stream_8(t, h, o, a, c) do { \
|
|
int i = c; \
|
|
u_int64_t *p = (u_int64_t *)a; \
|
|
while (i-- > 0) \
|
|
*p++ = bus_space_read_stream_8(t, h, o); \
|
|
} while (0)
|
|
|
|
/*
|
|
* void bus_space_write_stream_N __P((bus_space_tag_t tag,
|
|
* bus_space_handle_t bsh, bus_size_t offset,
|
|
* u_intN_t value));
|
|
*
|
|
* Write the 1, 2, 4, or 8 byte value `value' to bus space
|
|
* described by tag/handle/offset.
|
|
*/
|
|
#ifndef BUS_SPACE_DEBUG
|
|
#define bus_space_write_stream_1(t, h, o, v) \
|
|
stba_nc((caddr_t)((h) + (o)), bus_stream_asi[(t)->type], (v))
|
|
|
|
#define bus_space_write_stream_2(t, h, o, v) \
|
|
stha_nc((caddr_t)((h) + (o)), bus_stream_asi[(t)->type], (v))
|
|
|
|
#define bus_space_write_stream_4(t, h, o, v) \
|
|
stwa_nc((caddr_t)((h) + (o)), bus_stream_asi[(t)->type], (v))
|
|
|
|
#define bus_space_write_stream_8(t, h, o, v) \
|
|
stxa_nc((caddr_t)((h) + (o)), bus_stream_asi[(t)->type], (v))
|
|
#else
|
|
#define bus_space_write_stream_1(t, h, o, v) do { \
|
|
if (bus_space_debug & BSDB_ACCESS) \
|
|
printf("bsw1(%llx + %llx, %x) <- %x\n", (u_int64_t)(h), \
|
|
(u_int64_t)(o), \
|
|
bus_stream_asi[(t)->type], (unsigned int) v); \
|
|
stba_nc((caddr_t)((h) + (o)), bus_stream_asi[(t)->type], (v)); \
|
|
} while (0)
|
|
|
|
#define bus_space_write_stream_2(t, h, o, v) do { \
|
|
if (bus_space_debug & BSDB_ACCESS) \
|
|
printf("bsw2(%llx + %llx, %x) <- %x\n", (u_int64_t)(h), \
|
|
(u_int64_t)(o), \
|
|
bus_stream_asi[(t)->type], (unsigned int) v); \
|
|
stha_nc((caddr_t)((h) + (o)), bus_stream_asi[(t)->type], (v)); \
|
|
} while (0)
|
|
|
|
#define bus_space_write_stream_4(t, h, o, v) ({ \
|
|
if (bus_space_debug & BSDB_ACCESS) \
|
|
printf("bsw4(%llx + %llx, %x) <- %x\n", (u_int64_t)(h), \
|
|
(u_int64_t)(o), \
|
|
bus_stream_asi[(t)->type], (unsigned int) v); \
|
|
stwa_nc((caddr_t)((h) + (o)), bus_stream_asi[(t)->type], (v)); \
|
|
} while (0)
|
|
|
|
#define bus_space_write_stream_8(t, h, o, v) ({ \
|
|
if (bus_space_debug & BSDB_ACCESS) \
|
|
printf("bsw8(%llx + %llx, %x) <- %llx\n", (u_int64_t)(h), \
|
|
(u_int64_t)(o), \
|
|
bus_stream_asi[(t)->type], (u_int64_t) v); \
|
|
stxa_nc((caddr_t)((h) + (o)), bus_stream_asi[(t)->type], (v)); \
|
|
} while (0)
|
|
#endif
|
|
|
|
/*
|
|
* void bus_space_write_multi_stream_N __P((bus_space_tag_t tag,
|
|
* bus_space_handle_t bsh, bus_size_t offset,
|
|
* const u_intN_t *addr, size_t count));
|
|
*
|
|
* Write `count' 1, 2, 4, or 8 byte quantities from the buffer
|
|
* provided to bus space described by tag/handle/offset.
|
|
*/
|
|
#define bus_space_write_multi_stream_1(t, h, o, a, c) do { \
|
|
int i = c; \
|
|
u_int8_t *p = (u_int8_t *)a; \
|
|
while (i-- > 0) \
|
|
bus_space_write_stream_1(t, h, o, *p++); \
|
|
} while (0)
|
|
|
|
#define bus_space_write_multi_stream_2(t, h, o, a, c) do { \
|
|
int i = c; \
|
|
u_int16_t *p = (u_int16_t *)a; \
|
|
while (i-- > 0) \
|
|
bus_space_write_stream_2(t, h, o, *p++); \
|
|
} while (0)
|
|
|
|
#define bus_space_write_multi_stream_4(t, h, o, a, c) do { \
|
|
int i = c; \
|
|
u_int32_t *p = (u_int32_t *)a; \
|
|
while (i-- > 0) \
|
|
bus_space_write_stream_4(t, h, o, *p++); \
|
|
} while (0)
|
|
|
|
#define bus_space_write_multi_stream_8(t, h, o, a, c) do { \
|
|
int i = c; \
|
|
u_int64_t *p = (u_int64_t *)a; \
|
|
while (i-- > 0) \
|
|
bus_space_write_stream_8(t, h, o, *p++); \
|
|
} while (0)
|
|
|
|
/*
|
|
* void bus_space_set_multi_stream_N __P((bus_space_tag_t tag,
|
|
* bus_space_handle_t bsh, bus_size_t offset, u_intN_t val,
|
|
* size_t count));
|
|
*
|
|
* Write the 1, 2, 4, or 8 byte value `val' to bus space described
|
|
* by tag/handle/offset `count' times.
|
|
*/
|
|
#define bus_space_set_multi_stream_1(t, h, o, v, c) do { \
|
|
int i = c; \
|
|
while (i-- > 0) \
|
|
bus_space_write_stream_1(t, h, o, v); \
|
|
} while (0)
|
|
|
|
#define bus_space_set_multi_stream_2(t, h, o, v, c) do { \
|
|
int i = c; \
|
|
while (i-- > 0) \
|
|
bus_space_write_stream_2(t, h, o, v); \
|
|
} while (0)
|
|
|
|
#define bus_space_set_multi_stream_4(t, h, o, v, c) do { \
|
|
int i = c; \
|
|
while (i-- > 0) \
|
|
bus_space_write_stream_4(t, h, o, v); \
|
|
} while (0)
|
|
|
|
#define bus_space_set_multi_stream_8(t, h, o, v, c) do { \
|
|
int i = c; \
|
|
while (i-- > 0) \
|
|
bus_space_write_stream_8(t, h, o, v); \
|
|
} while (0)
|
|
|
|
/*
|
|
* void bus_space_read_region_stream_N __P((bus_space_tag_t tag,
|
|
* bus_space_handle_t bsh, bus_size_t off,
|
|
* u_intN_t *addr, bus_size_t count));
|
|
*
|
|
*/
|
|
static void bus_space_read_region_stream_1 __P((bus_space_tag_t,
|
|
bus_space_handle_t,
|
|
bus_size_t,
|
|
u_int8_t *,
|
|
bus_size_t));
|
|
static void bus_space_read_region_stream_2 __P((bus_space_tag_t,
|
|
bus_space_handle_t,
|
|
bus_size_t,
|
|
u_int16_t *,
|
|
bus_size_t));
|
|
static void bus_space_read_region_stream_4 __P((bus_space_tag_t,
|
|
bus_space_handle_t,
|
|
bus_size_t,
|
|
u_int32_t *,
|
|
bus_size_t));
|
|
static void bus_space_read_region_stream_8 __P((bus_space_tag_t,
|
|
bus_space_handle_t,
|
|
bus_size_t,
|
|
u_int64_t *,
|
|
bus_size_t));
|
|
|
|
static __inline__ void
|
|
bus_space_read_region_stream_1(t, h, o, a, c)
|
|
bus_space_tag_t t;
|
|
bus_space_handle_t h;
|
|
bus_size_t o, c;
|
|
u_int8_t *a;
|
|
{
|
|
for (; c; a++, c--, o++)
|
|
*a = bus_space_read_stream_1(t, h, o);
|
|
}
|
|
|
|
static __inline__ void
|
|
bus_space_read_region_stream_2(t, h, o, a, c)
|
|
bus_space_tag_t t;
|
|
bus_space_handle_t h;
|
|
bus_size_t o, c;
|
|
u_int16_t *a;
|
|
{
|
|
for (; c; a++, c--, o+=2)
|
|
*a = bus_space_read_stream_2(t, h, o);
|
|
}
|
|
|
|
static __inline__ void
|
|
bus_space_read_region_stream_4(t, h, o, a, c)
|
|
bus_space_tag_t t;
|
|
bus_space_handle_t h;
|
|
bus_size_t o, c;
|
|
u_int32_t *a;
|
|
{
|
|
for (; c; a++, c--, o+=4)
|
|
*a = bus_space_read_stream_4(t, h, o);
|
|
}
|
|
|
|
static __inline__ void
|
|
bus_space_read_region_stream_8(t, h, o, a, c)
|
|
bus_space_tag_t t;
|
|
bus_space_handle_t h;
|
|
bus_size_t o, c;
|
|
u_int64_t *a;
|
|
{
|
|
for (; c; a++, c--, o+=8)
|
|
*a = bus_space_read_stream_8(t, h, o);
|
|
}
|
|
|
|
/*
|
|
* void bus_space_write_region_stream_N __P((bus_space_tag_t tag,
|
|
* bus_space_handle_t bsh, bus_size_t off,
|
|
* u_intN_t *addr, bus_size_t count));
|
|
*
|
|
*/
|
|
static void bus_space_write_region_stream_1 __P((bus_space_tag_t,
|
|
bus_space_handle_t,
|
|
bus_size_t,
|
|
const u_int8_t *,
|
|
bus_size_t));
|
|
static void bus_space_write_region_stream_2 __P((bus_space_tag_t,
|
|
bus_space_handle_t,
|
|
bus_size_t,
|
|
const u_int16_t *,
|
|
bus_size_t));
|
|
static void bus_space_write_region_stream_4 __P((bus_space_tag_t,
|
|
bus_space_handle_t,
|
|
bus_size_t,
|
|
const u_int32_t *,
|
|
bus_size_t));
|
|
static void bus_space_write_region_stream_8 __P((bus_space_tag_t,
|
|
bus_space_handle_t,
|
|
bus_size_t,
|
|
const u_int64_t *,
|
|
bus_size_t));
|
|
|
|
static __inline__ void
|
|
bus_space_write_region_stream_1(t, h, o, a, c)
|
|
bus_space_tag_t t;
|
|
bus_space_handle_t h;
|
|
bus_size_t o, c;
|
|
const u_int8_t *a;
|
|
{
|
|
for (; c; a++, c--, o++)
|
|
bus_space_write_stream_1(t, h, o, *a);
|
|
}
|
|
|
|
static __inline__ void
|
|
bus_space_write_region_stream_2(t, h, o, a, c)
|
|
bus_space_tag_t t;
|
|
bus_space_handle_t h;
|
|
bus_size_t o, c;
|
|
const u_int16_t *a;
|
|
{
|
|
for (; c; a++, c--, o+=2)
|
|
bus_space_write_stream_2(t, h, o, *a);
|
|
}
|
|
|
|
static __inline__ void
|
|
bus_space_write_region_stream_4(t, h, o, a, c)
|
|
bus_space_tag_t t;
|
|
bus_space_handle_t h;
|
|
bus_size_t o, c;
|
|
const u_int32_t *a;
|
|
{
|
|
for (; c; a++, c--, o+=4)
|
|
bus_space_write_stream_4(t, h, o, *a);
|
|
}
|
|
|
|
static __inline__ void
|
|
bus_space_write_region_stream_8(t, h, o, a, c)
|
|
bus_space_tag_t t;
|
|
bus_space_handle_t h;
|
|
bus_size_t o, c;
|
|
const u_int64_t *a;
|
|
{
|
|
for (; c; a++, c--, o+=8)
|
|
bus_space_write_stream_8(t, h, o, *a);
|
|
}
|
|
|
|
/*
|
|
* void bus_space_set_region_stream_N __P((bus_space_tag_t tag,
|
|
* bus_space_handle_t bsh, bus_size_t off,
|
|
* u_intN_t *addr, bus_size_t count));
|
|
*
|
|
*/
|
|
static void bus_space_set_region_stream_1 __P((bus_space_tag_t,
|
|
bus_space_handle_t,
|
|
bus_size_t,
|
|
const u_int8_t,
|
|
bus_size_t));
|
|
static void bus_space_set_region_stream_2 __P((bus_space_tag_t,
|
|
bus_space_handle_t,
|
|
bus_size_t,
|
|
const u_int16_t,
|
|
bus_size_t));
|
|
static void bus_space_set_region_stream_4 __P((bus_space_tag_t,
|
|
bus_space_handle_t,
|
|
bus_size_t,
|
|
const u_int32_t,
|
|
bus_size_t));
|
|
static void bus_space_set_region_stream_8 __P((bus_space_tag_t,
|
|
bus_space_handle_t,
|
|
bus_size_t,
|
|
const u_int64_t,
|
|
bus_size_t));
|
|
|
|
static __inline__ void
|
|
bus_space_set_region_stream_1(t, h, o, v, c)
|
|
bus_space_tag_t t;
|
|
bus_space_handle_t h;
|
|
bus_size_t o, c;
|
|
const u_int8_t v;
|
|
{
|
|
for (; c; c--, o++)
|
|
bus_space_write_stream_1(t, h, o, v);
|
|
}
|
|
|
|
static __inline__ void
|
|
bus_space_set_region_stream_2(t, h, o, v, c)
|
|
bus_space_tag_t t;
|
|
bus_space_handle_t h;
|
|
bus_size_t o, c;
|
|
const u_int16_t v;
|
|
{
|
|
for (; c; c--, o+=2)
|
|
bus_space_write_stream_2(t, h, o, v);
|
|
}
|
|
|
|
static __inline__ void
|
|
bus_space_set_region_stream_4(t, h, o, v, c)
|
|
bus_space_tag_t t;
|
|
bus_space_handle_t h;
|
|
bus_size_t o, c;
|
|
const u_int32_t v;
|
|
{
|
|
for (; c; c--, o+=4)
|
|
bus_space_write_stream_4(t, h, o, v);
|
|
}
|
|
|
|
static __inline__ void
|
|
bus_space_set_region_stream_8(t, h, o, v, c)
|
|
bus_space_tag_t t;
|
|
bus_space_handle_t h;
|
|
bus_size_t o, c;
|
|
const u_int64_t v;
|
|
{
|
|
for (; c; c--, o+=8)
|
|
bus_space_write_stream_8(t, h, o, v);
|
|
}
|
|
|
|
/*
|
|
* void bus_space_copy_region_stream_N __P((bus_space_tag_t tag,
|
|
* bus_space_handle_t bsh1, bus_size_t off1,
|
|
* bus_space_handle_t bsh2, bus_size_t off2,
|
|
* bus_size_t count));
|
|
*
|
|
* Copy `count' 1, 2, 4, or 8 byte values from bus space starting
|
|
* at tag/bsh1/off1 to bus space starting at tag/bsh2/off2.
|
|
*/
|
|
static void bus_space_copy_region_stream_1 __P((bus_space_tag_t,
|
|
bus_space_handle_t,
|
|
bus_size_t,
|
|
bus_space_handle_t,
|
|
bus_size_t,
|
|
bus_size_t));
|
|
static void bus_space_copy_region_stream_2 __P((bus_space_tag_t,
|
|
bus_space_handle_t,
|
|
bus_size_t,
|
|
bus_space_handle_t,
|
|
bus_size_t,
|
|
bus_size_t));
|
|
static void bus_space_copy_region_stream_4 __P((bus_space_tag_t,
|
|
bus_space_handle_t,
|
|
bus_size_t,
|
|
bus_space_handle_t,
|
|
bus_size_t,
|
|
bus_size_t));
|
|
static void bus_space_copy_region_stream_8 __P((bus_space_tag_t,
|
|
bus_space_handle_t,
|
|
bus_size_t,
|
|
bus_space_handle_t,
|
|
bus_size_t,
|
|
bus_size_t));
|
|
|
|
|
|
static __inline__ void
|
|
bus_space_copy_region_stream_1(t, h1, o1, h2, o2, c)
|
|
bus_space_tag_t t;
|
|
bus_space_handle_t h1, h2;
|
|
bus_size_t o1, o2;
|
|
bus_size_t c;
|
|
{
|
|
for (; c; c--, o1++, o2++)
|
|
bus_space_write_stream_1(t, h1, o1, bus_space_read_stream_1(t, h2,
|
|
o2));
|
|
}
|
|
|
|
static __inline__ void
|
|
bus_space_copy_region_stream_2(t, h1, o1, h2, o2, c)
|
|
bus_space_tag_t t;
|
|
bus_space_handle_t h1, h2;
|
|
bus_size_t o1, o2;
|
|
bus_size_t c;
|
|
{
|
|
for (; c; c--, o1+=2, o2+=2)
|
|
bus_space_write_stream_2(t, h1, o1, bus_space_read_stream_2(t, h2,
|
|
o2));
|
|
}
|
|
|
|
static __inline__ void
|
|
bus_space_copy_region_stream_4(t, h1, o1, h2, o2, c)
|
|
bus_space_tag_t t;
|
|
bus_space_handle_t h1, h2;
|
|
bus_size_t o1, o2;
|
|
bus_size_t c;
|
|
{
|
|
for (; c; c--, o1+=4, o2+=4)
|
|
bus_space_write_stream_4(t, h1, o1, bus_space_read_stream_4(t, h2,
|
|
o2));
|
|
}
|
|
|
|
static __inline__ void
|
|
bus_space_copy_region_stream_8(t, h1, o1, h2, o2, c)
|
|
bus_space_tag_t t;
|
|
bus_space_handle_t h1, h2;
|
|
bus_size_t o1, o2;
|
|
bus_size_t c;
|
|
{
|
|
for (; c; c--, o1+=8, o2+=8)
|
|
bus_space_write_stream_8(t, h1, o1, bus_space_read_8(t, h2, o2));
|
|
}
|
|
|
|
#define BUS_SPACE_ALIGNED_POINTER(p, t) ALIGNED_POINTER(p, t)
|
|
|
|
/* Back-compat functions for old ISA drivers */
|
|
|
|
extern bus_space_tag_t isa_io_bt;
|
|
extern bus_space_handle_t isa_io_hdl;
|
|
extern bus_space_tag_t isa_mem_bt;
|
|
extern bus_space_handle_t isa_mem_hdl;
|
|
|
|
#define inb(o) bus_space_read_1(isa_io_bt, isa_io_hdl, o)
|
|
#define inw(o) bus_space_read_2(isa_io_bt, isa_io_hdl, o)
|
|
#define inl(o) bus_space_read_4(isa_io_bt, isa_io_hdl, o)
|
|
#if 0
|
|
#define outb(o, v) do { \
|
|
printf("outb used at %s:%d, address 0x%x -> 0x%lx\n", \
|
|
__func__, __LINE__, o, (unsigned long)isa_io_hdl + o); \
|
|
bus_space_write_1(isa_io_bt, isa_io_hdl, o, v); \
|
|
} while (0)
|
|
#else
|
|
#define outb(o, v) bus_space_write_1(isa_io_bt, isa_io_hdl, o, v)
|
|
#endif
|
|
#define outw(o, v) bus_space_write_2(isa_io_bt, isa_io_hdl, o, v)
|
|
#define outl(o, v) bus_space_write_4(isa_io_bt, isa_io_hdl, o, v)
|
|
|
|
#define readb(o) bus_space_read_1(isa_mem_bt, isa_mem_hdl, o)
|
|
#define readw(o) bus_space_read_2(isa_mem_bt, isa_mem_hdl, o)
|
|
#define readl(o) bus_space_read_4(isa_mem_bt, isa_mem_hdl, o)
|
|
#define writeb(o, v) bus_space_write_1(isa_mem_bt, isa_mem_hdl, o, v)
|
|
#define writew(o, v) bus_space_write_2(isa_mem_bt, isa_mem_hdl, o, v)
|
|
#define writel(o, v) bus_space_write_4(isa_mem_bt, isa_mem_hdl, o, v)
|
|
|
|
#define insb(o, a, c) \
|
|
bus_space_read_multi_1(isa_io_bt, isa_io_hdl, o, (void*)a, c)
|
|
#define insw(o, a, c) \
|
|
bus_space_read_multi_2(isa_io_bt, isa_io_hdl, o, (void*)a, c)
|
|
#define insl(o, a, c) \
|
|
bus_space_read_multi_4(isa_io_bt, isa_io_hdl, o, (void*)a, c)
|
|
#define outsb(o, a, c) \
|
|
bus_space_write_multi_1(isa_io_bt, isa_io_hdl, o, (void*)a, c)
|
|
#define outsw(o, a, c) \
|
|
bus_space_write_multi_2(isa_io_bt, isa_io_hdl, o, (void*)a, c)
|
|
#define outsl(o, a, c) \
|
|
bus_space_write_multi_4(isa_io_bt, isa_io_hdl, o, (void*)a, c)
|
|
|
|
#define memcpy_fromio(d, s, c) \
|
|
bus_space_read_region_1(isa_mem_bt, isa_mem_hdl, s, d, c)
|
|
#define memcpy_toio(d, s, c) \
|
|
bus_space_write_region_1(isa_mem_bt, isa_mem_hdl, d, s, c)
|
|
#define memcpy_io(d, s, c) \
|
|
bus_space_copy_region_1(isa_mem_bt, isa_mem_hdl, s, isa_mem_hdl, d, c)
|
|
#define memset_io(d, v, c) \
|
|
bus_space_set_region_1(isa_mem_bt, isa_mem_hdl, d, v, c)
|
|
#define memsetw_io(d, v, c) \
|
|
bus_space_set_region_2(isa_mem_bt, isa_mem_hdl, d, v, c)
|
|
|
|
static __inline void
|
|
memsetw(void *d, int val, size_t size)
|
|
{
|
|
u_int16_t *sp = d;
|
|
|
|
while (size--)
|
|
*sp++ = val;
|
|
}
|
|
|
|
/* DMA support */
|
|
|
|
/*
|
|
* 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_DMAMEM_NOSYNC 0x004 /* map memory to not require sync */
|
|
#define BUS_DMA_NOWRITE 0x008
|
|
#define BUS_DMA_BUS1 0x010
|
|
#define BUS_DMA_BUS2 0x020
|
|
#define BUS_DMA_BUS3 0x040
|
|
#define BUS_DMA_BUS4 0x080
|
|
/*
|
|
* The following flags are from NetBSD, but are not implemented for all
|
|
* architetures, and should therefore not be used in MI code.
|
|
* Some have different values than under NetBSD.
|
|
*/
|
|
#define BUS_DMA_STREAMING 0x100 /* hint: sequential, unidirectional */
|
|
#define BUS_DMA_READ 0x200 /* mapping is device -> memory only */
|
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#define BUS_DMA_WRITE 0x400 /* mapping is memory -> device only */
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#define BUS_DMA_COHERENT 0x800 /* hint: map memory DMA coherent */
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#define BUS_DMA_NOCACHE BUS_DMA_BUS1
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/* Don't bother with alignment */
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#define BUS_DMA_DVMA BUS_DMA_BUS2
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/* Forwards needed by prototypes below. */
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struct mbuf;
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struct uio;
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/*
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* bus_dmasync_op_t
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*
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* Operations performed by bus_dmamap_sync().
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*/
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typedef enum {
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BUS_DMASYNC_PREREAD,
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BUS_DMASYNC_POSTREAD,
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BUS_DMASYNC_PREWRITE,
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BUS_DMASYNC_POSTWRITE,
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} bus_dmasync_op_t;
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/*
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* A function that returns 1 if the address cannot be accessed by
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* a device and 0 if it can be.
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*/
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typedef int bus_dma_filter_t(void *, bus_addr_t);
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typedef struct bus_dma_tag *bus_dma_tag_t;
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typedef struct bus_dmamap *bus_dmamap_t;
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/*
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* bus_dma_segment_t
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*
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* Describes a single contiguous DMA transaction. Values
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* are suitable for programming into DMA registers.
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*/
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struct bus_dma_segment {
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bus_addr_t ds_addr; /* DVMA address */
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bus_size_t ds_len; /* length of transfer */
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};
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typedef struct bus_dma_segment bus_dma_segment_t;
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/*
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* A function that processes a successfully loaded dma map or an error
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* from a delayed load map.
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*/
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typedef void bus_dmamap_callback_t(void *, bus_dma_segment_t *, int, int);
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/*
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* bus_dma_tag_t
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*
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* A machine-dependent opaque type describing the implementation of
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* DMA for a given bus.
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*/
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struct bus_dma_tag {
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void *cookie; /* cookie used in the guts */
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bus_dma_tag_t parent;
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bus_size_t alignment;
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bus_size_t boundary;
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bus_addr_t lowaddr;
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bus_addr_t highaddr;
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bus_dma_filter_t *filter;
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void *filterarg;
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bus_size_t maxsize;
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u_int nsegments;
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bus_size_t maxsegsz;
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int flags;
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int ref_count;
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int map_count;
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/*
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* DMA mapping methods.
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*/
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int (*dmamap_create) __P((bus_dma_tag_t, int, bus_dmamap_t *));
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int (*dmamap_destroy) __P((bus_dma_tag_t, bus_dmamap_t));
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int (*dmamap_load) __P((bus_dma_tag_t, bus_dmamap_t, void *,
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bus_size_t, bus_dmamap_callback_t *, void *, int));
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void (*dmamap_unload) __P((bus_dma_tag_t, bus_dmamap_t));
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void (*dmamap_sync) __P((bus_dma_tag_t, bus_dmamap_t,
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bus_dmasync_op_t));
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/*
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* DMA memory utility functions.
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*/
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int (*dmamem_alloc) __P((bus_dma_tag_t, void **, int,
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bus_dmamap_t *));
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void (*dmamem_free) __P((bus_dma_tag_t, void *, bus_dmamap_t));
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};
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/*
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* XXX: This is a kluge. It would be better to handle dma tags in a hierarchical
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* way, and have a BUS_GET_DMA_TAG(); however, since this is not currently the
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* case, save a root tag in the relevant bus attach function and use that.
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* Keep the hierarchical structure, it might become needed in the future.
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*/
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extern bus_dma_tag_t sparc64_root_dma_tag;
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|
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int bus_dma_tag_create(bus_dma_tag_t, bus_size_t, bus_size_t, bus_addr_t,
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bus_addr_t, bus_dma_filter_t *, void *, bus_size_t, int, bus_size_t,
|
|
int, bus_dma_tag_t *);
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|
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int bus_dma_tag_destroy(bus_dma_tag_t);
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|
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int sparc64_dmamem_alloc_map(bus_dma_tag_t dmat, bus_dmamap_t *mapp);
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void sparc64_dmamem_free_map(bus_dma_tag_t dmat, bus_dmamap_t map);
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#define bus_dmamap_create(t, f, p) \
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(*(t)->dmamap_create)((t), (f), (p))
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#define bus_dmamap_destroy(t, p) \
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(*(t)->dmamap_destroy)((t), (p))
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|
#define bus_dmamap_load(t, m, p, s, cb, cba, f) \
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(*(t)->dmamap_load)((t), (m), (p), (s), (cb), (cba), (f))
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|
#define bus_dmamap_unload(t, p) \
|
|
(*(t)->dmamap_unload)((t), (p))
|
|
#define bus_dmamap_sync(t, m, op) \
|
|
(void)((t)->dmamap_sync ? \
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|
(*(t)->dmamap_sync)((t), (m), (op)) : (void)0)
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|
|
|
#define bus_dmamem_alloc(t, v, f, m) \
|
|
(*(t)->dmamem_alloc)((t), (v), (f), (m))
|
|
#define bus_dmamem_free(t, v, m) \
|
|
(*(t)->dmamem_free)((t), (v), (m))
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|
|
|
/*
|
|
* bus_dmamap_t
|
|
*
|
|
* Describes a DMA mapping.
|
|
*/
|
|
struct bus_dmamap {
|
|
bus_dma_tag_t dmat;
|
|
void *buf; /* unmapped buffer pointer */
|
|
bus_size_t buflen; /* unmapped buffer length */
|
|
bus_addr_t start; /* start of mapped region */
|
|
struct resource *res; /* associated resource */
|
|
};
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|
|
|
#endif /* !_MACHINE_BUS_H_ */
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