47e972c91a
the same code introduce sys/arm/arm/bus_space_generic.c for a shared set of routines. Reviewed by: sam Approved by: cognet (mentor)
116 lines
3.3 KiB
C
116 lines
3.3 KiB
C
/* $NetBSD: ixp425_a4x_space.c,v 1.2 2005/12/11 12:16:51 christos Exp $ */
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/*
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* Copyright 2003 Wasabi Systems, Inc.
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* All rights reserved.
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*
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* Written by Steve C. Woodford for Wasabi Systems, Inc.
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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 for the NetBSD Project by
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* Wasabi Systems, Inc.
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* 4. The name of Wasabi Systems, Inc. may not be used to endorse
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* or promote products derived from this software without specific prior
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* written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY WASABI SYSTEMS, INC. ``AS IS'' AND
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* 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 WASABI SYSTEMS, INC
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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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* Bus space tag for 8/16-bit devices on 32-bit bus.
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* all registers are located at the address of multiple of 4.
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*
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* Based on pxa2x0_a4x_space.c
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*/
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/bus.h>
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#include <machine/pcb.h>
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#include <vm/vm.h>
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#include <vm/vm_kern.h>
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#include <vm/pmap.h>
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#include <vm/vm_page.h>
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#include <vm/vm_extern.h>
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#include <machine/bus.h>
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/* Prototypes for all the bus_space structure functions */
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bs_protos(a4x);
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bs_protos(generic);
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bs_protos(generic_armv4);
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struct bus_space ixp425_a4x_bs_tag = {
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/* cookie */
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.bs_cookie = (void *) 0,
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/* mapping/unmapping */
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.bs_map = generic_bs_map,
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.bs_unmap = generic_bs_unmap,
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.bs_subregion = generic_bs_subregion,
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/* allocation/deallocation */
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.bs_alloc = generic_bs_alloc, /* XXX not implemented */
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.bs_free = generic_bs_free, /* XXX not implemented */
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/* barrier */
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.bs_barrier = generic_bs_barrier,
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/* read (single) */
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.bs_r_1 = a4x_bs_r_1,
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.bs_r_2 = a4x_bs_r_2,
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.bs_r_4 = a4x_bs_r_4,
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/* read multiple */
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.bs_rm_1 = a4x_bs_rm_1,
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.bs_rm_2 = a4x_bs_rm_2,
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/* read region */
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/* XXX not implemented */
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/* write (single) */
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.bs_w_1 = a4x_bs_w_1,
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.bs_w_2 = a4x_bs_w_2,
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.bs_w_4 = a4x_bs_w_4,
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/* write multiple */
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.bs_wm_1 = a4x_bs_wm_1,
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.bs_wm_2 = a4x_bs_wm_2,
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/* write region */
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/* XXX not implemented */
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/* set multiple */
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/* XXX not implemented */
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/* set region */
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/* XXX not implemented */
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/* copy */
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/* XXX not implemented */
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};
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