1/* $NetBSD */ 2 3/* derived from: 4 NetBSD: pxa2x0_a4x_space.c,v 1.4 2006/07/28 08:15:29 simonb Exp */ 5 6/* 7 * Copyright (c) 2002, 2010, 2011 Genetec Corporation. All rights reserved. 8 * Written by Hiroyuki Bessho for Genetec Corporation. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 19 * THIS SOFTWARE IS PROVIDED BY GENETEC CORPORATION ``AS IS'' AND 20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GENETEC CORPORATION 23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29 * POSSIBILITY OF SUCH DAMAGE. 30 */ 31 32/* 33 * Bus space tag for 8/16-bit devices on 16-bit bus. 34 * all registers are located at the address of multiple of 2. 35 */ 36 37#include <sys/cdefs.h> 38__KERNEL_RCSID(0, "$NetBSD: mpcore_a2x_space.c,v 1.1 2011/03/10 07:47:15 bsh Exp $"); 39 40#include <sys/param.h> 41#include <sys/systm.h> 42 43#include <uvm/uvm_extern.h> 44 45#include <sys/bus.h> 46 47/* Prototypes for all the bus_space structure functions */ 48bs_protos(mpcore); 49bs_protos(a2x); 50bs_protos(generic); 51bs_protos(generic_armv4); 52bs_protos(bs_notimpl); 53 54struct bus_space mpcore_a2x_bs_tag = { 55 /* cookie */ 56 (void *) 0, 57 58 /* mapping/unmapping */ 59 mpcore_bs_map, 60 mpcore_bs_unmap, 61 mpcore_bs_subregion, 62 63 /* allocation/deallocation */ 64 mpcore_bs_alloc, /* not implemented */ 65 mpcore_bs_free, /* not implemented */ 66 67 /* get kernel virtual address */ 68 mpcore_bs_vaddr, 69 70 /* mmap */ 71 bs_notimpl_bs_mmap, 72 73 /* barrier */ 74 mpcore_bs_barrier, 75 76 /* read (single) */ 77 a2x_bs_r_1, 78 a2x_bs_r_2, 79 a2x_bs_r_4, 80 bs_notimpl_bs_r_8, 81 82 /* read multiple */ 83 a2x_bs_rm_1, 84 a2x_bs_rm_2, 85 bs_notimpl_bs_rm_4, 86 bs_notimpl_bs_rm_8, 87 88 /* read region */ 89 bs_notimpl_bs_rr_1, 90 bs_notimpl_bs_rr_2, 91 bs_notimpl_bs_rr_4, 92 bs_notimpl_bs_rr_8, 93 94 /* write (single) */ 95 a2x_bs_w_1, 96 a2x_bs_w_2, 97 a2x_bs_w_4, 98 bs_notimpl_bs_w_8, 99 100 /* write multiple */ 101 a2x_bs_wm_1, 102 a2x_bs_wm_2, 103 bs_notimpl_bs_wm_4, 104 bs_notimpl_bs_wm_8, 105 106 /* write region */ 107 bs_notimpl_bs_wr_1, 108 bs_notimpl_bs_wr_2, 109 bs_notimpl_bs_wr_4, 110 bs_notimpl_bs_wr_8, 111 112 /* set multiple */ 113 bs_notimpl_bs_sm_1, 114 bs_notimpl_bs_sm_2, 115 bs_notimpl_bs_sm_4, 116 bs_notimpl_bs_sm_8, 117 118 /* set region */ 119 bs_notimpl_bs_sr_1, 120 bs_notimpl_bs_sr_2, 121 bs_notimpl_bs_sr_4, 122 bs_notimpl_bs_sr_8, 123 124 /* copy */ 125 bs_notimpl_bs_c_1, 126 bs_notimpl_bs_c_2, 127 bs_notimpl_bs_c_4, 128 bs_notimpl_bs_c_8, 129}; 130