1/*- 2 * Copyright (C) 2008 MARVELL INTERNATIONAL LTD. 3 * All rights reserved. 4 * 5 * Developed by Semihalf. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 3. Neither the name of MARVELL nor the names of contributors 16 * may be used to endorse or promote products derived from this software 17 * without specific prior written permission. 18 * 19 * THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS ``AS IS'' AND 20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 22 * ARE DISCLAIMED. IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE 23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 29 * SUCH DAMAGE. 30 */ 31 32#include <sys/cdefs.h> 33__FBSDID("$FreeBSD$"); 34 35#include <sys/param.h> 36#include <sys/systm.h> 37#include <sys/bus.h> 38#include <sys/kernel.h> 39#include <sys/malloc.h> 40 41#include <machine/bus.h> 42 43/* 44 * Bus space functions for Marvell SoC family 45 */ 46 47/* Prototypes for all the bus_space structure functions */ 48bs_protos(generic); 49bs_protos(generic_armv4); 50 51/* 52 * The bus space tag. This is constant for all instances, so 53 * we never have to explicitly "create" it. 54 */ 55static struct bus_space _base_tag = { 56 /* cookie */ 57 (void *) 0, 58 59 /* mapping/unmapping */ 60 generic_bs_map, 61 generic_bs_unmap, 62 generic_bs_subregion, 63 64 /* allocation/deallocation */ 65 generic_bs_alloc, 66 generic_bs_free, 67 68 /* barrier */ 69 generic_bs_barrier, 70 71 /* read (single) */ 72 generic_bs_r_1, 73 generic_armv4_bs_r_2, 74 generic_bs_r_4, 75 NULL, 76 77 /* read multiple */ 78 generic_bs_rm_1, 79 generic_armv4_bs_rm_2, 80 generic_bs_rm_4, 81 NULL, 82 83 /* read region */ 84 generic_bs_rr_1, 85 generic_armv4_bs_rr_2, 86 generic_bs_rr_4, 87 NULL, 88 89 /* write (single) */ 90 generic_bs_w_1, 91 generic_armv4_bs_w_2, 92 generic_bs_w_4, 93 NULL, 94 95 /* write multiple */ 96 generic_bs_wm_1, 97 generic_armv4_bs_wm_2, 98 generic_bs_wm_4, 99 NULL, 100 101 /* write region */ 102 NULL, 103 NULL, 104 NULL, 105 NULL, 106 107 /* set multiple */ 108 NULL, 109 NULL, 110 NULL, 111 NULL, 112 113 /* set region */ 114 NULL, 115 NULL, 116 NULL, 117 NULL, 118 119 /* copy */ 120 NULL, 121 NULL, 122 NULL, 123 NULL, 124 125 /* read stream (single) */ 126 NULL, 127 NULL, 128 NULL, 129 NULL, 130 131 /* read multiple stream */ 132 NULL, 133 generic_armv4_bs_rm_2, /* bus_space_read_multi_stream_2 */ 134 NULL, 135 NULL, 136 137 /* read region stream */ 138 NULL, 139 NULL, 140 NULL, 141 NULL, 142 143 /* write stream (single) */ 144 NULL, 145 NULL, 146 NULL, 147 NULL, 148 149 /* write multiple stream */ 150 NULL, 151 generic_armv4_bs_wm_2, /* bus_space_write_multi_stream_2 */ 152 NULL, 153 NULL, 154 155 /* write region stream */ 156 NULL, 157 NULL, 158 NULL, 159 NULL 160}; 161 162bus_space_tag_t fdtbus_bs_tag = &_base_tag; 163