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 66#ifndef _MACHINE_BUS_H_ 67#define _MACHINE_BUS_H_ 68 69#include <machine/_bus.h> 70 71#define BUS_SPACE_ALIGNED_POINTER(p, t) ALIGNED_POINTER(p, t) 72 73#define BUS_SPACE_MAXADDR_24BIT 0xFFFFFFUL 74#define BUS_SPACE_MAXADDR_32BIT 0xFFFFFFFFUL 75#define BUS_SPACE_MAXSIZE_24BIT 0xFFFFFFUL 76#define BUS_SPACE_MAXSIZE_32BIT 0xFFFFFFFFUL 77 78#define BUS_SPACE_MAXADDR 0xFFFFFFFFFFFFFFFFUL 79#define BUS_SPACE_MAXSIZE 0xFFFFFFFFFFFFFFFFUL 80 81#define BUS_SPACE_MAP_CACHEABLE 0x01 82#define BUS_SPACE_MAP_LINEAR 0x02 83#define BUS_SPACE_MAP_PREFETCHABLE 0x04 84 85#define BUS_SPACE_UNRESTRICTED (~0) 86 87#define BUS_SPACE_BARRIER_READ 0x01 88#define BUS_SPACE_BARRIER_WRITE 0x02 89 90struct bus_space { 91 /* cookie */ 92 void *bs_cookie; 93 94 /* mapping/unmapping */ 95 int (*bs_map) (void *, bus_addr_t, bus_size_t, 96 int, bus_space_handle_t *); 97 void (*bs_unmap) (void *, bus_space_handle_t, bus_size_t); 98 int (*bs_subregion) (void *, bus_space_handle_t, 99 bus_size_t, bus_size_t, bus_space_handle_t *); 100 101 /* allocation/deallocation */ 102 int (*bs_alloc) (void *, bus_addr_t, bus_addr_t, 103 bus_size_t, bus_size_t, bus_size_t, int, 104 bus_addr_t *, bus_space_handle_t *); 105 void (*bs_free) (void *, bus_space_handle_t, 106 bus_size_t); 107 108 /* get kernel virtual address */ 109 /* barrier */ 110 void (*bs_barrier) (void *, bus_space_handle_t, 111 bus_size_t, bus_size_t, int); 112 113 /* read single */ 114 u_int8_t (*bs_r_1) (void *, bus_space_handle_t, bus_size_t); 115 u_int16_t (*bs_r_2) (void *, bus_space_handle_t, bus_size_t); 116 u_int32_t (*bs_r_4) (void *, bus_space_handle_t, bus_size_t); 117 u_int64_t (*bs_r_8) (void *, bus_space_handle_t, bus_size_t); 118 119 /* read multiple */ 120 void (*bs_rm_1) (void *, bus_space_handle_t, bus_size_t, 121 u_int8_t *, bus_size_t); 122 void (*bs_rm_2) (void *, bus_space_handle_t, bus_size_t, 123 u_int16_t *, bus_size_t); 124 void (*bs_rm_4) (void *, bus_space_handle_t, 125 bus_size_t, u_int32_t *, bus_size_t); 126 void (*bs_rm_8) (void *, bus_space_handle_t, 127 bus_size_t, u_int64_t *, bus_size_t); 128 129 /* read region */ 130 void (*bs_rr_1) (void *, bus_space_handle_t, 131 bus_size_t, u_int8_t *, bus_size_t); 132 void (*bs_rr_2) (void *, bus_space_handle_t, 133 bus_size_t, u_int16_t *, bus_size_t); 134 void (*bs_rr_4) (void *, bus_space_handle_t, 135 bus_size_t, u_int32_t *, bus_size_t); 136 void (*bs_rr_8) (void *, bus_space_handle_t, 137 bus_size_t, u_int64_t *, bus_size_t); 138 139 /* write single */ 140 void (*bs_w_1) (void *, bus_space_handle_t, 141 bus_size_t, u_int8_t); 142 void (*bs_w_2) (void *, bus_space_handle_t, 143 bus_size_t, u_int16_t); 144 void (*bs_w_4) (void *, bus_space_handle_t, 145 bus_size_t, u_int32_t); 146 void (*bs_w_8) (void *, bus_space_handle_t, 147 bus_size_t, u_int64_t); 148 149 /* write multiple */ 150 void (*bs_wm_1) (void *, bus_space_handle_t, 151 bus_size_t, const u_int8_t *, bus_size_t); 152 void (*bs_wm_2) (void *, bus_space_handle_t, 153 bus_size_t, const u_int16_t *, bus_size_t); 154 void (*bs_wm_4) (void *, bus_space_handle_t, 155 bus_size_t, const u_int32_t *, bus_size_t); 156 void (*bs_wm_8) (void *, bus_space_handle_t, 157 bus_size_t, const u_int64_t *, bus_size_t); 158 159 /* write region */ 160 void (*bs_wr_1) (void *, bus_space_handle_t, 161 bus_size_t, const u_int8_t *, bus_size_t); 162 void (*bs_wr_2) (void *, bus_space_handle_t, 163 bus_size_t, const u_int16_t *, bus_size_t); 164 void (*bs_wr_4) (void *, bus_space_handle_t, 165 bus_size_t, const u_int32_t *, bus_size_t); 166 void (*bs_wr_8) (void *, bus_space_handle_t, 167 bus_size_t, const u_int64_t *, bus_size_t); 168 169 /* set multiple */ 170 void (*bs_sm_1) (void *, bus_space_handle_t, 171 bus_size_t, u_int8_t, bus_size_t); 172 void (*bs_sm_2) (void *, bus_space_handle_t, 173 bus_size_t, u_int16_t, bus_size_t); 174 void (*bs_sm_4) (void *, bus_space_handle_t, 175 bus_size_t, u_int32_t, bus_size_t); 176 void (*bs_sm_8) (void *, bus_space_handle_t, 177 bus_size_t, u_int64_t, bus_size_t); 178 179 /* set region */ 180 void (*bs_sr_1) (void *, bus_space_handle_t, 181 bus_size_t, u_int8_t, bus_size_t); 182 void (*bs_sr_2) (void *, bus_space_handle_t, 183 bus_size_t, u_int16_t, bus_size_t); 184 void (*bs_sr_4) (void *, bus_space_handle_t, 185 bus_size_t, u_int32_t, bus_size_t); 186 void (*bs_sr_8) (void *, bus_space_handle_t, 187 bus_size_t, u_int64_t, bus_size_t); 188 189 /* copy */ 190 void (*bs_c_1) (void *, bus_space_handle_t, bus_size_t, 191 bus_space_handle_t, bus_size_t, bus_size_t); 192 void (*bs_c_2) (void *, bus_space_handle_t, bus_size_t, 193 bus_space_handle_t, bus_size_t, bus_size_t); 194 void (*bs_c_4) (void *, bus_space_handle_t, bus_size_t, 195 bus_space_handle_t, bus_size_t, bus_size_t); 196 void (*bs_c_8) (void *, bus_space_handle_t, bus_size_t, 197 bus_space_handle_t, bus_size_t, bus_size_t); 198 199 /* read single stream */ 200 u_int8_t (*bs_r_1_s) (void *, bus_space_handle_t, bus_size_t); 201 u_int16_t (*bs_r_2_s) (void *, bus_space_handle_t, bus_size_t); 202 u_int32_t (*bs_r_4_s) (void *, bus_space_handle_t, bus_size_t); 203 u_int64_t (*bs_r_8_s) (void *, bus_space_handle_t, bus_size_t); 204 205 /* read multiple stream */ 206 void (*bs_rm_1_s) (void *, bus_space_handle_t, bus_size_t, 207 u_int8_t *, bus_size_t); 208 void (*bs_rm_2_s) (void *, bus_space_handle_t, bus_size_t, 209 u_int16_t *, bus_size_t); 210 void (*bs_rm_4_s) (void *, bus_space_handle_t, 211 bus_size_t, u_int32_t *, bus_size_t); 212 void (*bs_rm_8_s) (void *, bus_space_handle_t, 213 bus_size_t, u_int64_t *, bus_size_t); 214 215 /* read region stream */ 216 void (*bs_rr_1_s) (void *, bus_space_handle_t, 217 bus_size_t, u_int8_t *, bus_size_t); 218 void (*bs_rr_2_s) (void *, bus_space_handle_t, 219 bus_size_t, u_int16_t *, bus_size_t); 220 void (*bs_rr_4_s) (void *, bus_space_handle_t, 221 bus_size_t, u_int32_t *, bus_size_t); 222 void (*bs_rr_8_s) (void *, bus_space_handle_t, 223 bus_size_t, u_int64_t *, bus_size_t); 224 225 /* write single stream */ 226 void (*bs_w_1_s) (void *, bus_space_handle_t, 227 bus_size_t, u_int8_t); 228 void (*bs_w_2_s) (void *, bus_space_handle_t, 229 bus_size_t, u_int16_t); 230 void (*bs_w_4_s) (void *, bus_space_handle_t, 231 bus_size_t, u_int32_t); 232 void (*bs_w_8_s) (void *, bus_space_handle_t, 233 bus_size_t, u_int64_t); 234 235 /* write multiple stream */ 236 void (*bs_wm_1_s) (void *, bus_space_handle_t, 237 bus_size_t, const u_int8_t *, bus_size_t); 238 void (*bs_wm_2_s) (void *, bus_space_handle_t, 239 bus_size_t, const u_int16_t *, bus_size_t); 240 void (*bs_wm_4_s) (void *, bus_space_handle_t, 241 bus_size_t, const u_int32_t *, bus_size_t); 242 void (*bs_wm_8_s) (void *, bus_space_handle_t, 243 bus_size_t, const u_int64_t *, bus_size_t); 244 245 /* write region stream */ 246 void (*bs_wr_1_s) (void *, bus_space_handle_t, 247 bus_size_t, const u_int8_t *, bus_size_t); 248 void (*bs_wr_2_s) (void *, bus_space_handle_t, 249 bus_size_t, const u_int16_t *, bus_size_t); 250 void (*bs_wr_4_s) (void *, bus_space_handle_t, 251 bus_size_t, const u_int32_t *, bus_size_t); 252 void (*bs_wr_8_s) (void *, bus_space_handle_t, 253 bus_size_t, const u_int64_t *, bus_size_t); 254}; 255 256/* 257 * Utility macros; INTERNAL USE ONLY. 258 */ 259#define __bs_c(a,b) __CONCAT(a,b) 260#define __bs_opname(op,size) __bs_c(__bs_c(__bs_c(bs_,op),_),size) 261 262#define __bs_rs(sz, t, h, o) \ 263 (*(t)->__bs_opname(r,sz))((t)->bs_cookie, h, o) 264#define __bs_ws(sz, t, h, o, v) \ 265 (*(t)->__bs_opname(w,sz))((t)->bs_cookie, h, o, v) 266#define __bs_nonsingle(type, sz, t, h, o, a, c) \ 267 (*(t)->__bs_opname(type,sz))((t)->bs_cookie, h, o, a, c) 268#define __bs_set(type, sz, t, h, o, v, c) \ 269 (*(t)->__bs_opname(type,sz))((t)->bs_cookie, h, o, v, c) 270#define __bs_copy(sz, t, h1, o1, h2, o2, cnt) \ 271 (*(t)->__bs_opname(c,sz))((t)->bs_cookie, h1, o1, h2, o2, cnt) 272 273#define __bs_opname_s(op,size) __bs_c(__bs_c(__bs_c(__bs_c(bs_,op),_),size),_s) 274#define __bs_rs_s(sz, t, h, o) \ 275 (*(t)->__bs_opname_s(r,sz))((t)->bs_cookie, h, o) 276#define __bs_ws_s(sz, t, h, o, v) \ 277 (*(t)->__bs_opname_s(w,sz))((t)->bs_cookie, h, o, v) 278#define __bs_nonsingle_s(type, sz, t, h, o, a, c) \ 279 (*(t)->__bs_opname_s(type,sz))((t)->bs_cookie, h, o, a, c) 280 281/* 282 * Mapping and unmapping operations. 283 */ 284#define bus_space_map(t, a, s, c, hp) \ 285 (*(t)->bs_map)((t)->bs_cookie, (a), (s), (c), (hp)) 286#define bus_space_unmap(t, h, s) \ 287 (*(t)->bs_unmap)((t)->bs_cookie, (h), (s)) 288#define bus_space_subregion(t, h, o, s, hp) \ 289 (*(t)->bs_subregion)((t)->bs_cookie, (h), (o), (s), (hp)) 290 291/* 292 * Allocation and deallocation operations. 293 */ 294#define bus_space_alloc(t, rs, re, s, a, b, c, ap, hp) \ 295 (*(t)->bs_alloc)((t)->bs_cookie, (rs), (re), (s), (a), (b), \ 296 (c), (ap), (hp)) 297#define bus_space_free(t, h, s) \ 298 (*(t)->bs_free)((t)->bs_cookie, (h), (s)) 299 300/* 301 * Bus barrier operations. 302 */ 303#define bus_space_barrier(t, h, o, l, f) \ 304 (*(t)->bs_barrier)((t)->bs_cookie, (h), (o), (l), (f)) 305 306/* 307 * Bus read (single) operations. 308 */ 309#define bus_space_read_1(t, h, o) __bs_rs(1,(t),(h),(o)) 310#define bus_space_read_2(t, h, o) __bs_rs(2,(t),(h),(o)) 311#define bus_space_read_4(t, h, o) __bs_rs(4,(t),(h),(o)) 312#define bus_space_read_8(t, h, o) __bs_rs(8,(t),(h),(o)) 313 314#define bus_space_read_stream_1(t, h, o) __bs_rs_s(1,(t), (h), (o)) 315#define bus_space_read_stream_2(t, h, o) __bs_rs_s(2,(t), (h), (o)) 316#define bus_space_read_stream_4(t, h, o) __bs_rs_s(4,(t), (h), (o)) 317#define bus_space_read_stream_8(t, h, o) __bs_rs_s(8,8,(t),(h),(o)) 318 319/* 320 * Bus read multiple operations. 321 */ 322#define bus_space_read_multi_1(t, h, o, a, c) \ 323 __bs_nonsingle(rm,1,(t),(h),(o),(a),(c)) 324#define bus_space_read_multi_2(t, h, o, a, c) \ 325 __bs_nonsingle(rm,2,(t),(h),(o),(a),(c)) 326#define bus_space_read_multi_4(t, h, o, a, c) \ 327 __bs_nonsingle(rm,4,(t),(h),(o),(a),(c)) 328#define bus_space_read_multi_8(t, h, o, a, c) \ 329 __bs_nonsingle(rm,8,(t),(h),(o),(a),(c)) 330 331#define bus_space_read_multi_stream_1(t, h, o, a, c) \ 332 __bs_nonsingle_s(rm,1,(t),(h),(o),(a),(c)) 333#define bus_space_read_multi_stream_2(t, h, o, a, c) \ 334 __bs_nonsingle_s(rm,2,(t),(h),(o),(a),(c)) 335#define bus_space_read_multi_stream_4(t, h, o, a, c) \ 336 __bs_nonsingle_s(rm,4,(t),(h),(o),(a),(c)) 337#define bus_space_read_multi_stream_8(t, h, o, a, c) \ 338 __bs_nonsingle_s(rm,8,(t),(h),(o),(a),(c)) 339 340/* 341 * Bus read region operations. 342 */ 343#define bus_space_read_region_1(t, h, o, a, c) \ 344 __bs_nonsingle(rr,1,(t),(h),(o),(a),(c)) 345#define bus_space_read_region_2(t, h, o, a, c) \ 346 __bs_nonsingle(rr,2,(t),(h),(o),(a),(c)) 347#define bus_space_read_region_4(t, h, o, a, c) \ 348 __bs_nonsingle(rr,4,(t),(h),(o),(a),(c)) 349#define bus_space_read_region_8(t, h, o, a, c) \ 350 __bs_nonsingle(rr,8,(t),(h),(o),(a),(c)) 351 352#define bus_space_read_region_stream_1(t, h, o, a, c) \ 353 __bs_nonsingle_s(rr,1,(t),(h),(o),(a),(c)) 354#define bus_space_read_region_stream_2(t, h, o, a, c) \ 355 __bs_nonsingle_s(rr,2,(t),(h),(o),(a),(c)) 356#define bus_space_read_region_stream_4(t, h, o, a, c) \ 357 __bs_nonsingle_s(rr,4,(t),(h),(o),(a),(c)) 358#define bus_space_read_region_stream_8(t, h, o, a, c) \ 359 __bs_nonsingle_s(rr,8,(t),(h),(o),(a),(c)) 360 361/* 362 * Bus write (single) operations. 363 */ 364#define bus_space_write_1(t, h, o, v) __bs_ws(1,(t),(h),(o),(v)) 365#define bus_space_write_2(t, h, o, v) __bs_ws(2,(t),(h),(o),(v)) 366#define bus_space_write_4(t, h, o, v) __bs_ws(4,(t),(h),(o),(v)) 367#define bus_space_write_8(t, h, o, v) __bs_ws(8,(t),(h),(o),(v)) 368 369#define bus_space_write_stream_1(t, h, o, v) __bs_ws_s(1,(t),(h),(o),(v)) 370#define bus_space_write_stream_2(t, h, o, v) __bs_ws_s(2,(t),(h),(o),(v)) 371#define bus_space_write_stream_4(t, h, o, v) __bs_ws_s(4,(t),(h),(o),(v)) 372#define bus_space_write_stream_8(t, h, o, v) __bs_ws_s(8,(t),(h),(o),(v)) 373 374/* 375 * Bus write multiple operations. 376 */ 377#define bus_space_write_multi_1(t, h, o, a, c) \ 378 __bs_nonsingle(wm,1,(t),(h),(o),(a),(c)) 379#define bus_space_write_multi_2(t, h, o, a, c) \ 380 __bs_nonsingle(wm,2,(t),(h),(o),(a),(c)) 381#define bus_space_write_multi_4(t, h, o, a, c) \ 382 __bs_nonsingle(wm,4,(t),(h),(o),(a),(c)) 383#define bus_space_write_multi_8(t, h, o, a, c) \ 384 __bs_nonsingle(wm,8,(t),(h),(o),(a),(c)) 385 386#define bus_space_write_multi_stream_1(t, h, o, a, c) \ 387 __bs_nonsingle_s(wm,1,(t),(h),(o),(a),(c)) 388#define bus_space_write_multi_stream_2(t, h, o, a, c) \ 389 __bs_nonsingle_s(wm,2,(t),(h),(o),(a),(c)) 390#define bus_space_write_multi_stream_4(t, h, o, a, c) \ 391 __bs_nonsingle_s(wm,4,(t),(h),(o),(a),(c)) 392#define bus_space_write_multi_stream_8(t, h, o, a, c) \ 393 __bs_nonsingle_s(wm,8,(t),(h),(o),(a),(c)) 394 395/* 396 * Bus write region operations. 397 */ 398#define bus_space_write_region_1(t, h, o, a, c) \ 399 __bs_nonsingle(wr,1,(t),(h),(o),(a),(c)) 400#define bus_space_write_region_2(t, h, o, a, c) \ 401 __bs_nonsingle(wr,2,(t),(h),(o),(a),(c)) 402#define bus_space_write_region_4(t, h, o, a, c) \ 403 __bs_nonsingle(wr,4,(t),(h),(o),(a),(c)) 404#define bus_space_write_region_8(t, h, o, a, c) \ 405 __bs_nonsingle(wr,8,(t),(h),(o),(a),(c)) 406 407#define bus_space_write_region_stream_1(t, h, o, a, c) \ 408 __bs_nonsingle_s(wr,1,(t),(h),(o),(a),(c)) 409#define bus_space_write_region_stream_2(t, h, o, a, c) \ 410 __bs_nonsingle_s(wr,2,(t),(h),(o),(a),(c)) 411#define bus_space_write_region_stream_4(t, h, o, a, c) \ 412 __bs_nonsingle_s(wr,4,(t),(h),(o),(a),(c)) 413#define bus_space_write_region_stream_8(t, h, o, a, c) \ 414 __bs_nonsingle_s(wr,8,(t),(h),(o),(a),(c)) 415 416/* 417 * Set multiple operations. 418 */ 419#define bus_space_set_multi_1(t, h, o, v, c) \ 420 __bs_set(sm,1,(t),(h),(o),(v),(c)) 421#define bus_space_set_multi_2(t, h, o, v, c) \ 422 __bs_set(sm,2,(t),(h),(o),(v),(c)) 423#define bus_space_set_multi_4(t, h, o, v, c) \ 424 __bs_set(sm,4,(t),(h),(o),(v),(c)) 425#define bus_space_set_multi_8(t, h, o, v, c) \ 426 __bs_set(sm,8,(t),(h),(o),(v),(c)) 427 428/* 429 * Set region operations. 430 */ 431#define bus_space_set_region_1(t, h, o, v, c) \ 432 __bs_set(sr,1,(t),(h),(o),(v),(c)) 433#define bus_space_set_region_2(t, h, o, v, c) \ 434 __bs_set(sr,2,(t),(h),(o),(v),(c)) 435#define bus_space_set_region_4(t, h, o, v, c) \ 436 __bs_set(sr,4,(t),(h),(o),(v),(c)) 437#define bus_space_set_region_8(t, h, o, v, c) \ 438 __bs_set(sr,8,(t),(h),(o),(v),(c)) 439 440/* 441 * Copy operations. 442 */ 443#define bus_space_copy_region_1(t, h1, o1, h2, o2, c) \ 444 __bs_copy(1, t, h1, o1, h2, o2, c) 445#define bus_space_copy_region_2(t, h1, o1, h2, o2, c) \ 446 __bs_copy(2, t, h1, o1, h2, o2, c) 447#define bus_space_copy_region_4(t, h1, o1, h2, o2, c) \ 448 __bs_copy(4, t, h1, o1, h2, o2, c) 449#define bus_space_copy_region_8(t, h1, o1, h2, o2, c) \ 450 __bs_copy(8, t, h1, o1, h2, o2, c) 451 452#define BUS_PEEK_FUNC(width, type) \ 453 static inline int \ 454 bus_space_peek_##width(bus_space_tag_t tag, \ 455 bus_space_handle_t hnd, bus_size_t offset, type *value) \ 456 { \ 457 type tmp; \ 458 tmp = bus_space_read_##width(tag, hnd, offset); \ 459 *value = (type)tmp; \ 460 return (0); \ 461 } 462BUS_PEEK_FUNC(1, uint8_t) 463BUS_PEEK_FUNC(2, uint16_t) 464BUS_PEEK_FUNC(4, uint32_t) 465BUS_PEEK_FUNC(8, uint64_t) 466 467#define BUS_POKE_FUNC(width, type) \ 468 static inline int \ 469 bus_space_poke_##width(bus_space_tag_t tag, \ 470 bus_space_handle_t hnd, bus_size_t offset, type value) \ 471 { \ 472 bus_space_write_##width(tag, hnd, offset, value); \ 473 return (0); \ 474 } 475BUS_POKE_FUNC(1, uint8_t) 476BUS_POKE_FUNC(2, uint16_t) 477BUS_POKE_FUNC(4, uint32_t) 478BUS_POKE_FUNC(8, uint64_t) 479 480#include <machine/bus_dma.h> 481 482#endif /* _MACHINE_BUS_H_ */ 483