1/* $NetBSD: bus.h,v 1.11 2003/07/28 17:35:54 thorpej Exp $ */ 2 3/*- 4 * Copyright (c) 1996, 1997, 1998, 2001 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Jason R. Thorpe of the Numerical Aerospace Simulation Facility, 9 * NASA Ames Research Center. 10 * 11 * Redistribution and use in source and binary forms, with or without 12 * modification, are permitted provided that the following conditions 13 * are met: 14 * 1. Redistributions of source code must retain the above copyright 15 * notice, this list of conditions and the following disclaimer. 16 * 2. Redistributions in binary form must reproduce the above copyright 17 * notice, this list of conditions and the following disclaimer in the 18 * documentation and/or other materials provided with the distribution. 19 * 20 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 21 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 22 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 23 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 24 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 25 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 26 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 27 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 28 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 29 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 30 * POSSIBILITY OF SUCH DAMAGE. 31 */ 32 33/*- 34 * Copyright (c) 1996 Charles M. Hannum. All rights reserved. 35 * Copyright (c) 1996 Christopher G. Demetriou. All rights reserved. 36 * 37 * Redistribution and use in source and binary forms, with or without 38 * modification, are permitted provided that the following conditions 39 * are met: 40 * 1. Redistributions of source code must retain the above copyright 41 * notice, this list of conditions and the following disclaimer. 42 * 2. Redistributions in binary form must reproduce the above copyright 43 * notice, this list of conditions and the following disclaimer in the 44 * documentation and/or other materials provided with the distribution. 45 * 3. All advertising materials mentioning features or use of this software 46 * must display the following acknowledgement: 47 * This product includes software developed by Christopher G. Demetriou 48 * for the NetBSD Project. 49 * 4. The name of the author may not be used to endorse or promote products 50 * derived from this software without specific prior written permission 51 * 52 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 53 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 54 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 55 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 56 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 57 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 58 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 59 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 60 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 61 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 62 * 63 * From: sys/arm/include/bus.h 64 * 65 * $FreeBSD$ 66 */ 67 68#ifndef _MACHINE_BUS_H_ 69#define _MACHINE_BUS_H_ 70 71#include <machine/_bus.h> 72 73#define BUS_SPACE_ALIGNED_POINTER(p, t) ALIGNED_POINTER(p, t) 74 75#define BUS_SPACE_MAXADDR_24BIT 0xFFFFFFUL 76#define BUS_SPACE_MAXADDR_32BIT 0xFFFFFFFFUL 77#define BUS_SPACE_MAXSIZE_24BIT 0xFFFFFFUL 78#define BUS_SPACE_MAXSIZE_32BIT 0xFFFFFFFFUL 79 80#define BUS_SPACE_MAXADDR 0xFFFFFFFFFFFFFFFFUL 81#define BUS_SPACE_MAXSIZE 0xFFFFFFFFFFFFFFFFUL 82 83#define BUS_SPACE_MAP_CACHEABLE 0x01 84#define BUS_SPACE_MAP_LINEAR 0x02 85#define BUS_SPACE_MAP_PREFETCHABLE 0x04 86 87#define BUS_SPACE_UNRESTRICTED (~0) 88 89#define BUS_SPACE_BARRIER_READ 0x01 90#define BUS_SPACE_BARRIER_WRITE 0x02 91 92struct bus_space { 93 /* cookie */ 94 void *bs_cookie; 95 96 /* mapping/unmapping */ 97 int (*bs_map) (void *, bus_addr_t, bus_size_t, 98 int, bus_space_handle_t *); 99 void (*bs_unmap) (void *, bus_space_handle_t, bus_size_t); 100 int (*bs_subregion) (void *, bus_space_handle_t, 101 bus_size_t, bus_size_t, bus_space_handle_t *); 102 103 /* allocation/deallocation */ 104 int (*bs_alloc) (void *, bus_addr_t, bus_addr_t, 105 bus_size_t, bus_size_t, bus_size_t, int, 106 bus_addr_t *, bus_space_handle_t *); 107 void (*bs_free) (void *, bus_space_handle_t, 108 bus_size_t); 109 110 /* get kernel virtual address */ 111 /* barrier */ 112 void (*bs_barrier) (void *, bus_space_handle_t, 113 bus_size_t, bus_size_t, int); 114 115 /* read single */ 116 u_int8_t (*bs_r_1) (void *, bus_space_handle_t, bus_size_t); 117 u_int16_t (*bs_r_2) (void *, bus_space_handle_t, bus_size_t); 118 u_int32_t (*bs_r_4) (void *, bus_space_handle_t, bus_size_t); 119 u_int64_t (*bs_r_8) (void *, bus_space_handle_t, bus_size_t); 120 121 /* read multiple */ 122 void (*bs_rm_1) (void *, bus_space_handle_t, bus_size_t, 123 u_int8_t *, bus_size_t); 124 void (*bs_rm_2) (void *, bus_space_handle_t, bus_size_t, 125 u_int16_t *, bus_size_t); 126 void (*bs_rm_4) (void *, bus_space_handle_t, 127 bus_size_t, u_int32_t *, bus_size_t); 128 void (*bs_rm_8) (void *, bus_space_handle_t, 129 bus_size_t, u_int64_t *, bus_size_t); 130 131 /* read region */ 132 void (*bs_rr_1) (void *, bus_space_handle_t, 133 bus_size_t, u_int8_t *, bus_size_t); 134 void (*bs_rr_2) (void *, bus_space_handle_t, 135 bus_size_t, u_int16_t *, bus_size_t); 136 void (*bs_rr_4) (void *, bus_space_handle_t, 137 bus_size_t, u_int32_t *, bus_size_t); 138 void (*bs_rr_8) (void *, bus_space_handle_t, 139 bus_size_t, u_int64_t *, bus_size_t); 140 141 /* write single */ 142 void (*bs_w_1) (void *, bus_space_handle_t, 143 bus_size_t, u_int8_t); 144 void (*bs_w_2) (void *, bus_space_handle_t, 145 bus_size_t, u_int16_t); 146 void (*bs_w_4) (void *, bus_space_handle_t, 147 bus_size_t, u_int32_t); 148 void (*bs_w_8) (void *, bus_space_handle_t, 149 bus_size_t, u_int64_t); 150 151 /* write multiple */ 152 void (*bs_wm_1) (void *, bus_space_handle_t, 153 bus_size_t, const u_int8_t *, bus_size_t); 154 void (*bs_wm_2) (void *, bus_space_handle_t, 155 bus_size_t, const u_int16_t *, bus_size_t); 156 void (*bs_wm_4) (void *, bus_space_handle_t, 157 bus_size_t, const u_int32_t *, bus_size_t); 158 void (*bs_wm_8) (void *, bus_space_handle_t, 159 bus_size_t, const u_int64_t *, bus_size_t); 160 161 /* write region */ 162 void (*bs_wr_1) (void *, bus_space_handle_t, 163 bus_size_t, const u_int8_t *, bus_size_t); 164 void (*bs_wr_2) (void *, bus_space_handle_t, 165 bus_size_t, const u_int16_t *, bus_size_t); 166 void (*bs_wr_4) (void *, bus_space_handle_t, 167 bus_size_t, const u_int32_t *, bus_size_t); 168 void (*bs_wr_8) (void *, bus_space_handle_t, 169 bus_size_t, const u_int64_t *, bus_size_t); 170 171 /* set multiple */ 172 void (*bs_sm_1) (void *, bus_space_handle_t, 173 bus_size_t, u_int8_t, bus_size_t); 174 void (*bs_sm_2) (void *, bus_space_handle_t, 175 bus_size_t, u_int16_t, bus_size_t); 176 void (*bs_sm_4) (void *, bus_space_handle_t, 177 bus_size_t, u_int32_t, bus_size_t); 178 void (*bs_sm_8) (void *, bus_space_handle_t, 179 bus_size_t, u_int64_t, bus_size_t); 180 181 /* set region */ 182 void (*bs_sr_1) (void *, bus_space_handle_t, 183 bus_size_t, u_int8_t, bus_size_t); 184 void (*bs_sr_2) (void *, bus_space_handle_t, 185 bus_size_t, u_int16_t, bus_size_t); 186 void (*bs_sr_4) (void *, bus_space_handle_t, 187 bus_size_t, u_int32_t, bus_size_t); 188 void (*bs_sr_8) (void *, bus_space_handle_t, 189 bus_size_t, u_int64_t, bus_size_t); 190 191 /* copy */ 192 void (*bs_c_1) (void *, bus_space_handle_t, bus_size_t, 193 bus_space_handle_t, bus_size_t, bus_size_t); 194 void (*bs_c_2) (void *, bus_space_handle_t, bus_size_t, 195 bus_space_handle_t, bus_size_t, bus_size_t); 196 void (*bs_c_4) (void *, bus_space_handle_t, bus_size_t, 197 bus_space_handle_t, bus_size_t, bus_size_t); 198 void (*bs_c_8) (void *, bus_space_handle_t, bus_size_t, 199 bus_space_handle_t, bus_size_t, bus_size_t); 200 201 /* read single stream */ 202 u_int8_t (*bs_r_1_s) (void *, bus_space_handle_t, bus_size_t); 203 u_int16_t (*bs_r_2_s) (void *, bus_space_handle_t, bus_size_t); 204 u_int32_t (*bs_r_4_s) (void *, bus_space_handle_t, bus_size_t); 205 u_int64_t (*bs_r_8_s) (void *, bus_space_handle_t, bus_size_t); 206 207 /* read multiple stream */ 208 void (*bs_rm_1_s) (void *, bus_space_handle_t, bus_size_t, 209 u_int8_t *, bus_size_t); 210 void (*bs_rm_2_s) (void *, bus_space_handle_t, bus_size_t, 211 u_int16_t *, bus_size_t); 212 void (*bs_rm_4_s) (void *, bus_space_handle_t, 213 bus_size_t, u_int32_t *, bus_size_t); 214 void (*bs_rm_8_s) (void *, bus_space_handle_t, 215 bus_size_t, u_int64_t *, bus_size_t); 216 217 /* read region stream */ 218 void (*bs_rr_1_s) (void *, bus_space_handle_t, 219 bus_size_t, u_int8_t *, bus_size_t); 220 void (*bs_rr_2_s) (void *, bus_space_handle_t, 221 bus_size_t, u_int16_t *, bus_size_t); 222 void (*bs_rr_4_s) (void *, bus_space_handle_t, 223 bus_size_t, u_int32_t *, bus_size_t); 224 void (*bs_rr_8_s) (void *, bus_space_handle_t, 225 bus_size_t, u_int64_t *, bus_size_t); 226 227 /* write single stream */ 228 void (*bs_w_1_s) (void *, bus_space_handle_t, 229 bus_size_t, u_int8_t); 230 void (*bs_w_2_s) (void *, bus_space_handle_t, 231 bus_size_t, u_int16_t); 232 void (*bs_w_4_s) (void *, bus_space_handle_t, 233 bus_size_t, u_int32_t); 234 void (*bs_w_8_s) (void *, bus_space_handle_t, 235 bus_size_t, u_int64_t); 236 237 /* write multiple stream */ 238 void (*bs_wm_1_s) (void *, bus_space_handle_t, 239 bus_size_t, const u_int8_t *, bus_size_t); 240 void (*bs_wm_2_s) (void *, bus_space_handle_t, 241 bus_size_t, const u_int16_t *, bus_size_t); 242 void (*bs_wm_4_s) (void *, bus_space_handle_t, 243 bus_size_t, const u_int32_t *, bus_size_t); 244 void (*bs_wm_8_s) (void *, bus_space_handle_t, 245 bus_size_t, const u_int64_t *, bus_size_t); 246 247 /* write region stream */ 248 void (*bs_wr_1_s) (void *, bus_space_handle_t, 249 bus_size_t, const u_int8_t *, bus_size_t); 250 void (*bs_wr_2_s) (void *, bus_space_handle_t, 251 bus_size_t, const u_int16_t *, bus_size_t); 252 void (*bs_wr_4_s) (void *, bus_space_handle_t, 253 bus_size_t, const u_int32_t *, bus_size_t); 254 void (*bs_wr_8_s) (void *, bus_space_handle_t, 255 bus_size_t, const u_int64_t *, bus_size_t); 256}; 257 258/* 259 * Utility macros; INTERNAL USE ONLY. 260 */ 261#define __bs_c(a,b) __CONCAT(a,b) 262#define __bs_opname(op,size) __bs_c(__bs_c(__bs_c(bs_,op),_),size) 263 264#define __bs_rs(sz, t, h, o) \ 265 (*(t)->__bs_opname(r,sz))((t)->bs_cookie, h, o) 266#define __bs_ws(sz, t, h, o, v) \ 267 (*(t)->__bs_opname(w,sz))((t)->bs_cookie, h, o, v) 268#define __bs_nonsingle(type, sz, t, h, o, a, c) \ 269 (*(t)->__bs_opname(type,sz))((t)->bs_cookie, h, o, a, c) 270#define __bs_set(type, sz, t, h, o, v, c) \ 271 (*(t)->__bs_opname(type,sz))((t)->bs_cookie, h, o, v, c) 272#define __bs_copy(sz, t, h1, o1, h2, o2, cnt) \ 273 (*(t)->__bs_opname(c,sz))((t)->bs_cookie, h1, o1, h2, o2, cnt) 274 275#define __bs_opname_s(op,size) __bs_c(__bs_c(__bs_c(__bs_c(bs_,op),_),size),_s) 276#define __bs_rs_s(sz, t, h, o) \ 277 (*(t)->__bs_opname_s(r,sz))((t)->bs_cookie, h, o) 278#define __bs_ws_s(sz, t, h, o, v) \ 279 (*(t)->__bs_opname_s(w,sz))((t)->bs_cookie, h, o, v) 280#define __bs_nonsingle_s(type, sz, t, h, o, a, c) \ 281 (*(t)->__bs_opname_s(type,sz))((t)->bs_cookie, h, o, a, c) 282 283/* 284 * Mapping and unmapping operations. 285 */ 286#define bus_space_map(t, a, s, c, hp) \ 287 (*(t)->bs_map)((t)->bs_cookie, (a), (s), (c), (hp)) 288#define bus_space_unmap(t, h, s) \ 289 (*(t)->bs_unmap)((t)->bs_cookie, (h), (s)) 290#define bus_space_subregion(t, h, o, s, hp) \ 291 (*(t)->bs_subregion)((t)->bs_cookie, (h), (o), (s), (hp)) 292 293/* 294 * Allocation and deallocation operations. 295 */ 296#define bus_space_alloc(t, rs, re, s, a, b, c, ap, hp) \ 297 (*(t)->bs_alloc)((t)->bs_cookie, (rs), (re), (s), (a), (b), \ 298 (c), (ap), (hp)) 299#define bus_space_free(t, h, s) \ 300 (*(t)->bs_free)((t)->bs_cookie, (h), (s)) 301 302/* 303 * Bus barrier operations. 304 */ 305#define bus_space_barrier(t, h, o, l, f) \ 306 (*(t)->bs_barrier)((t)->bs_cookie, (h), (o), (l), (f)) 307 308/* 309 * Bus read (single) operations. 310 */ 311#define bus_space_read_1(t, h, o) __bs_rs(1,(t),(h),(o)) 312#define bus_space_read_2(t, h, o) __bs_rs(2,(t),(h),(o)) 313#define bus_space_read_4(t, h, o) __bs_rs(4,(t),(h),(o)) 314#define bus_space_read_8(t, h, o) __bs_rs(8,(t),(h),(o)) 315 316#define bus_space_read_stream_1(t, h, o) __bs_rs_s(1,(t), (h), (o)) 317#define bus_space_read_stream_2(t, h, o) __bs_rs_s(2,(t), (h), (o)) 318#define bus_space_read_stream_4(t, h, o) __bs_rs_s(4,(t), (h), (o)) 319#define bus_space_read_stream_8(t, h, o) __bs_rs_s(8,8,(t),(h),(o)) 320 321/* 322 * Bus read multiple operations. 323 */ 324#define bus_space_read_multi_1(t, h, o, a, c) \ 325 __bs_nonsingle(rm,1,(t),(h),(o),(a),(c)) 326#define bus_space_read_multi_2(t, h, o, a, c) \ 327 __bs_nonsingle(rm,2,(t),(h),(o),(a),(c)) 328#define bus_space_read_multi_4(t, h, o, a, c) \ 329 __bs_nonsingle(rm,4,(t),(h),(o),(a),(c)) 330#define bus_space_read_multi_8(t, h, o, a, c) \ 331 __bs_nonsingle(rm,8,(t),(h),(o),(a),(c)) 332 333#define bus_space_read_multi_stream_1(t, h, o, a, c) \ 334 __bs_nonsingle_s(rm,1,(t),(h),(o),(a),(c)) 335#define bus_space_read_multi_stream_2(t, h, o, a, c) \ 336 __bs_nonsingle_s(rm,2,(t),(h),(o),(a),(c)) 337#define bus_space_read_multi_stream_4(t, h, o, a, c) \ 338 __bs_nonsingle_s(rm,4,(t),(h),(o),(a),(c)) 339#define bus_space_read_multi_stream_8(t, h, o, a, c) \ 340 __bs_nonsingle_s(rm,8,(t),(h),(o),(a),(c)) 341 342/* 343 * Bus read region operations. 344 */ 345#define bus_space_read_region_1(t, h, o, a, c) \ 346 __bs_nonsingle(rr,1,(t),(h),(o),(a),(c)) 347#define bus_space_read_region_2(t, h, o, a, c) \ 348 __bs_nonsingle(rr,2,(t),(h),(o),(a),(c)) 349#define bus_space_read_region_4(t, h, o, a, c) \ 350 __bs_nonsingle(rr,4,(t),(h),(o),(a),(c)) 351#define bus_space_read_region_8(t, h, o, a, c) \ 352 __bs_nonsingle(rr,8,(t),(h),(o),(a),(c)) 353 354#define bus_space_read_region_stream_1(t, h, o, a, c) \ 355 __bs_nonsingle_s(rr,1,(t),(h),(o),(a),(c)) 356#define bus_space_read_region_stream_2(t, h, o, a, c) \ 357 __bs_nonsingle_s(rr,2,(t),(h),(o),(a),(c)) 358#define bus_space_read_region_stream_4(t, h, o, a, c) \ 359 __bs_nonsingle_s(rr,4,(t),(h),(o),(a),(c)) 360#define bus_space_read_region_stream_8(t, h, o, a, c) \ 361 __bs_nonsingle_s(rr,8,(t),(h),(o),(a),(c)) 362 363/* 364 * Bus write (single) operations. 365 */ 366#define bus_space_write_1(t, h, o, v) __bs_ws(1,(t),(h),(o),(v)) 367#define bus_space_write_2(t, h, o, v) __bs_ws(2,(t),(h),(o),(v)) 368#define bus_space_write_4(t, h, o, v) __bs_ws(4,(t),(h),(o),(v)) 369#define bus_space_write_8(t, h, o, v) __bs_ws(8,(t),(h),(o),(v)) 370 371#define bus_space_write_stream_1(t, h, o, v) __bs_ws_s(1,(t),(h),(o),(v)) 372#define bus_space_write_stream_2(t, h, o, v) __bs_ws_s(2,(t),(h),(o),(v)) 373#define bus_space_write_stream_4(t, h, o, v) __bs_ws_s(4,(t),(h),(o),(v)) 374#define bus_space_write_stream_8(t, h, o, v) __bs_ws_s(8,(t),(h),(o),(v)) 375 376/* 377 * Bus write multiple operations. 378 */ 379#define bus_space_write_multi_1(t, h, o, a, c) \ 380 __bs_nonsingle(wm,1,(t),(h),(o),(a),(c)) 381#define bus_space_write_multi_2(t, h, o, a, c) \ 382 __bs_nonsingle(wm,2,(t),(h),(o),(a),(c)) 383#define bus_space_write_multi_4(t, h, o, a, c) \ 384 __bs_nonsingle(wm,4,(t),(h),(o),(a),(c)) 385#define bus_space_write_multi_8(t, h, o, a, c) \ 386 __bs_nonsingle(wm,8,(t),(h),(o),(a),(c)) 387 388#define bus_space_write_multi_stream_1(t, h, o, a, c) \ 389 __bs_nonsingle_s(wm,1,(t),(h),(o),(a),(c)) 390#define bus_space_write_multi_stream_2(t, h, o, a, c) \ 391 __bs_nonsingle_s(wm,2,(t),(h),(o),(a),(c)) 392#define bus_space_write_multi_stream_4(t, h, o, a, c) \ 393 __bs_nonsingle_s(wm,4,(t),(h),(o),(a),(c)) 394#define bus_space_write_multi_stream_8(t, h, o, a, c) \ 395 __bs_nonsingle_s(wm,8,(t),(h),(o),(a),(c)) 396 397/* 398 * Bus write region operations. 399 */ 400#define bus_space_write_region_1(t, h, o, a, c) \ 401 __bs_nonsingle(wr,1,(t),(h),(o),(a),(c)) 402#define bus_space_write_region_2(t, h, o, a, c) \ 403 __bs_nonsingle(wr,2,(t),(h),(o),(a),(c)) 404#define bus_space_write_region_4(t, h, o, a, c) \ 405 __bs_nonsingle(wr,4,(t),(h),(o),(a),(c)) 406#define bus_space_write_region_8(t, h, o, a, c) \ 407 __bs_nonsingle(wr,8,(t),(h),(o),(a),(c)) 408 409#define bus_space_write_region_stream_1(t, h, o, a, c) \ 410 __bs_nonsingle_s(wr,1,(t),(h),(o),(a),(c)) 411#define bus_space_write_region_stream_2(t, h, o, a, c) \ 412 __bs_nonsingle_s(wr,2,(t),(h),(o),(a),(c)) 413#define bus_space_write_region_stream_4(t, h, o, a, c) \ 414 __bs_nonsingle_s(wr,4,(t),(h),(o),(a),(c)) 415#define bus_space_write_region_stream_8(t, h, o, a, c) \ 416 __bs_nonsingle_s(wr,8,(t),(h),(o),(a),(c)) 417 418/* 419 * Set multiple operations. 420 */ 421#define bus_space_set_multi_1(t, h, o, v, c) \ 422 __bs_set(sm,1,(t),(h),(o),(v),(c)) 423#define bus_space_set_multi_2(t, h, o, v, c) \ 424 __bs_set(sm,2,(t),(h),(o),(v),(c)) 425#define bus_space_set_multi_4(t, h, o, v, c) \ 426 __bs_set(sm,4,(t),(h),(o),(v),(c)) 427#define bus_space_set_multi_8(t, h, o, v, c) \ 428 __bs_set(sm,8,(t),(h),(o),(v),(c)) 429 430/* 431 * Set region operations. 432 */ 433#define bus_space_set_region_1(t, h, o, v, c) \ 434 __bs_set(sr,1,(t),(h),(o),(v),(c)) 435#define bus_space_set_region_2(t, h, o, v, c) \ 436 __bs_set(sr,2,(t),(h),(o),(v),(c)) 437#define bus_space_set_region_4(t, h, o, v, c) \ 438 __bs_set(sr,4,(t),(h),(o),(v),(c)) 439#define bus_space_set_region_8(t, h, o, v, c) \ 440 __bs_set(sr,8,(t),(h),(o),(v),(c)) 441 442/* 443 * Copy operations. 444 */ 445#define bus_space_copy_region_1(t, h1, o1, h2, o2, c) \ 446 __bs_copy(1, t, h1, o1, h2, o2, c) 447#define bus_space_copy_region_2(t, h1, o1, h2, o2, c) \ 448 __bs_copy(2, t, h1, o1, h2, o2, c) 449#define bus_space_copy_region_4(t, h1, o1, h2, o2, c) \ 450 __bs_copy(4, t, h1, o1, h2, o2, c) 451#define bus_space_copy_region_8(t, h1, o1, h2, o2, c) \ 452 __bs_copy(8, t, h1, o1, h2, o2, c) 453 454#define BUS_PEEK_FUNC(width, type) \ 455 static inline int \ 456 bus_space_peek_##width(bus_space_tag_t tag, \ 457 bus_space_handle_t hnd, bus_size_t offset, type *value) \ 458 { \ 459 type tmp; \ 460 tmp = bus_space_read_##width(tag, hnd, offset); \ 461 *value = (type)tmp; \ 462 return (0); \ 463 } 464BUS_PEEK_FUNC(1, uint8_t) 465BUS_PEEK_FUNC(2, uint16_t) 466BUS_PEEK_FUNC(4, uint32_t) 467BUS_PEEK_FUNC(8, uint64_t) 468 469#define BUS_POKE_FUNC(width, type) \ 470 static inline int \ 471 bus_space_poke_##width(bus_space_tag_t tag, \ 472 bus_space_handle_t hnd, bus_size_t offset, type value) \ 473 { \ 474 bus_space_write_##width(tag, hnd, offset, value); \ 475 return (0); \ 476 } 477BUS_POKE_FUNC(1, uint8_t) 478BUS_POKE_FUNC(2, uint16_t) 479BUS_POKE_FUNC(4, uint32_t) 480BUS_POKE_FUNC(8, uint64_t) 481 482#include <machine/bus_dma.h> 483 484#endif /* _MACHINE_BUS_H_ */ 485