This file is no longer needed with the rewritten attachment to use the
MI wdc driver.
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/* $NetBSD: icside_io.c,v 1.4 1998/06/28 07:27:53 thorpej Exp $ */
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/*
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* Copyright (c) 1997 Mark Brinicombe.
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* Copyright (c) 1997 Causality Limited
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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 Mark Brinicombe.
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* 4. The name of the company nor the name of the author may be used to
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* endorse or promote products derived from this software without specific
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* prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
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* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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/*
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* bus_space I/O functions for ICS IDE podule
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*/
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <machine/bus.h>
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/*
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* Proto types for all the bus_space structure functions
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*/
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bs_protos(icside);
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bs_protos(bs_notimpl);
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/* Declare the icside bus space tag */
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struct bus_space icside_bs_tag = {
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/* cookie */
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NULL,
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/* mapping/unmapping */
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icside_bs_map,
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icside_bs_unmap,
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icside_bs_subregion,
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/* allocation/deallocation */
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icside_bs_alloc,
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icside_bs_free,
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/* barrier */
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icside_bs_barrier,
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/* read (single) */
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icside_bs_r_1,
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icside_bs_r_2,
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icside_bs_r_4,
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bs_notimpl_bs_r_8,
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/* read multiple */
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bs_notimpl_bs_rm_1,
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icside_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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icside_bs_w_1,
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icside_bs_w_2,
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icside_bs_w_4,
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bs_notimpl_bs_w_8,
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/* write multiple */
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bs_notimpl_bs_wm_1,
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icside_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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};
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/* bus space functions */
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int
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icside_bs_map(t, bpa, size, cacheable, bshp)
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void *t;
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bus_addr_t bpa;
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bus_size_t size;
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int cacheable;
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bus_space_handle_t *bshp;
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{
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/*
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* Temporary implementation as all I/O is already mapped etc.
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*
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* Eventually this function will do the mapping check for multiple maps
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*/
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*bshp = bpa;
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return(0);
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}
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int
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icside_bs_alloc(t, rstart, rend, size, alignment, boundary, cacheable,
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bpap, bshp)
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void *t;
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bus_addr_t rstart, rend;
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bus_size_t size, alignment, boundary;
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int cacheable;
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bus_addr_t *bpap;
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bus_space_handle_t *bshp;
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{
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panic("icside_bs_alloc(): Help!\n");
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}
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void
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icside_bs_unmap(t, bsh, size)
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void *t;
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bus_space_handle_t bsh;
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bus_size_t size;
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{
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/*
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* Temporary implementation
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*/
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}
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void
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icside_bs_free(t, bsh, size)
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void *t;
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bus_space_handle_t bsh;
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bus_size_t size;
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{
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panic("icside_bs_free(): Help!\n");
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/* icside_bs_unmap() does all that we need to do. */
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/* icside_bs_unmap(t, bsh, size);*/
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}
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int
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icside_bs_subregion(t, bsh, offset, size, nbshp)
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void *t;
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bus_space_handle_t bsh;
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bus_size_t offset, size;
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bus_space_handle_t *nbshp;
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{
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*nbshp = bsh + offset;
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return (0);
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}
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void
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icside_bs_barrier(t, bsh, offset, len, flags)
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void *t;
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bus_space_handle_t bsh;
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bus_size_t offset, len;
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int flags;
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{
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}
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