175 lines
4.1 KiB
C
175 lines
4.1 KiB
C
/* $NetBSD: omap_a4x_space.c,v 1.3 2012/07/15 20:54:15 matt Exp $ */
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/*
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* Based on arch/arm/xscale/pxa2x0_a4x_space.c
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*
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* Copyright (c) 2002 Genetec Corporation. All rights reserved.
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* Written by Hiroyuki Bessho for Genetec Corporation.
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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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* Genetec Corporation.
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* 4. The name of Genetec Corporation may not be used to endorse or
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* 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 GENETEC CORPORATION ``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 GENETEC CORPORATION
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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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#include <sys/cdefs.h>
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__KERNEL_RCSID(0, "$NetBSD: omap_a4x_space.c,v 1.3 2012/07/15 20:54:15 matt Exp $");
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <uvm/uvm_extern.h>
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#include <sys/bus.h>
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/* Prototypes for all the bus_space structure functions */
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bs_protos(omap);
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bs_protos(a4x);
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bs_protos(bs_notimpl);
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struct bus_space omap_a4x_bs_tag = {
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/* cookie */
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(void *) 0,
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/* mapping/unmapping */
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omap_bs_map,
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omap_bs_unmap,
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omap_bs_subregion,
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/* allocation/deallocation */
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omap_bs_alloc, /* not implemented */
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omap_bs_free, /* not implemented */
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/* get kernel virtual address */
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omap_bs_vaddr,
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/* mmap */
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bs_notimpl_bs_mmap,
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/* barrier */
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omap_bs_barrier,
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/* read (single) */
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a4x_bs_r_1,
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a4x_bs_r_2,
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a4x_bs_r_4,
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bs_notimpl_bs_r_8,
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/* read multiple */
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a4x_bs_rm_1,
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a4x_bs_rm_2,
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bs_notimpl_bs_rm_4,
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bs_notimpl_bs_rm_8,
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/* read region */
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bs_notimpl_bs_rr_1,
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bs_notimpl_bs_rr_2,
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bs_notimpl_bs_rr_4,
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bs_notimpl_bs_rr_8,
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/* write (single) */
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a4x_bs_w_1,
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a4x_bs_w_2,
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a4x_bs_w_4,
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bs_notimpl_bs_w_8,
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/* write multiple */
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a4x_bs_wm_1,
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a4x_bs_wm_2,
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bs_notimpl_bs_wm_4,
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bs_notimpl_bs_wm_8,
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/* write region */
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bs_notimpl_bs_wr_1,
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bs_notimpl_bs_wr_2,
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bs_notimpl_bs_wr_4,
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bs_notimpl_bs_wr_8,
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/* set multiple */
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bs_notimpl_bs_sm_1,
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bs_notimpl_bs_sm_2,
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bs_notimpl_bs_sm_4,
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bs_notimpl_bs_sm_8,
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/* set region */
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bs_notimpl_bs_sr_1,
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bs_notimpl_bs_sr_2,
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bs_notimpl_bs_sr_4,
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bs_notimpl_bs_sr_8,
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/* copy */
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bs_notimpl_bs_c_1,
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bs_notimpl_bs_c_2,
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bs_notimpl_bs_c_4,
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bs_notimpl_bs_c_8,
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#ifdef __BUS_SPACE_HAS_STREAM_METHODS
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/* read (single) */
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a4x_bs_r_1,
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a4x_bs_r_2,
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a4x_bs_r_4,
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bs_notimpl_bs_r_8,
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/* read multiple */
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a4x_bs_rm_1,
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a4x_bs_rm_2,
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bs_notimpl_bs_rm_4,
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bs_notimpl_bs_rm_8,
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/* read region */
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bs_notimpl_bs_rr_1,
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bs_notimpl_bs_rr_2,
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bs_notimpl_bs_rr_4,
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bs_notimpl_bs_rr_8,
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/* write (single) */
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a4x_bs_w_1,
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a4x_bs_w_2,
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a4x_bs_w_4,
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bs_notimpl_bs_w_8,
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/* write multiple */
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a4x_bs_wm_1,
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a4x_bs_wm_2,
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bs_notimpl_bs_wm_4,
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bs_notimpl_bs_wm_8,
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/* write region */
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bs_notimpl_bs_wr_1,
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bs_notimpl_bs_wr_2,
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bs_notimpl_bs_wr_4,
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bs_notimpl_bs_wr_8,
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#endif
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};
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