1 /* $NetBSD: bus.h,v 1.11 2003/07/28 17:35:54 thorpej Exp $ */ 2 3 /*- 4 * SPDX-License-Identifier: BSD-2-Clause-NetBSD AND BSD-4-Clause 5 * 6 * Copyright (c) 1996, 1997, 1998, 2001 The NetBSD Foundation, Inc. 7 * All rights reserved. 8 * 9 * This code is derived from software contributed to The NetBSD Foundation 10 * by Jason R. Thorpe of the Numerical Aerospace Simulation Facility, 11 * NASA Ames Research Center. 12 * 13 * Redistribution and use in source and binary forms, with or without 14 * modification, are permitted provided that the following conditions 15 * are met: 16 * 1. Redistributions of source code must retain the above copyright 17 * notice, this list of conditions and the following disclaimer. 18 * 2. Redistributions in binary form must reproduce the above copyright 19 * notice, this list of conditions and the following disclaimer in the 20 * documentation and/or other materials provided with the distribution. 21 * 22 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 23 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 24 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 25 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 26 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 27 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 28 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 29 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 30 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 31 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 32 * POSSIBILITY OF SUCH DAMAGE. 33 */ 34 35 /*- 36 * Copyright (c) 1996 Charles M. Hannum. All rights reserved. 37 * Copyright (c) 1996 Christopher G. Demetriou. All rights reserved. 38 * 39 * Redistribution and use in source and binary forms, with or without 40 * modification, are permitted provided that the following conditions 41 * are met: 42 * 1. Redistributions of source code must retain the above copyright 43 * notice, this list of conditions and the following disclaimer. 44 * 2. Redistributions in binary form must reproduce the above copyright 45 * notice, this list of conditions and the following disclaimer in the 46 * documentation and/or other materials provided with the distribution. 47 * 3. All advertising materials mentioning features or use of this software 48 * must display the following acknowledgement: 49 * This product includes software developed by Christopher G. Demetriou 50 * for the NetBSD Project. 51 * 4. The name of the author may not be used to endorse or promote products 52 * derived from this software without specific prior written permission 53 * 54 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 55 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 56 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 57 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 58 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 59 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 60 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 61 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 62 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 63 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 64 * 65 * $FreeBSD$ 66 */ 67 68 #ifndef _MACHINE_BUS_H_ 69 #define _MACHINE_BUS_H_ 70 71 #include <machine/_bus.h> 72 73 struct bus_space { 74 /* cookie */ 75 void *bs_cookie; 76 77 /* mapping/unmapping */ 78 int (*bs_map) (void *, bus_addr_t, bus_size_t, 79 int, bus_space_handle_t *); 80 void (*bs_unmap) (void *, bus_space_handle_t, bus_size_t); 81 int (*bs_subregion) (void *, bus_space_handle_t, 82 bus_size_t, bus_size_t, bus_space_handle_t *); 83 84 /* allocation/deallocation */ 85 int (*bs_alloc) (void *, bus_addr_t, bus_addr_t, 86 bus_size_t, bus_size_t, bus_size_t, int, 87 bus_addr_t *, bus_space_handle_t *); 88 void (*bs_free) (void *, bus_space_handle_t, 89 bus_size_t); 90 91 /* get kernel virtual address */ 92 /* barrier */ 93 void (*bs_barrier) (void *, bus_space_handle_t, 94 bus_size_t, bus_size_t, int); 95 96 /* read (single) */ 97 u_int8_t (*bs_r_1) (void *, bus_space_handle_t, bus_size_t); 98 u_int16_t (*bs_r_2) (void *, bus_space_handle_t, bus_size_t); 99 u_int32_t (*bs_r_4) (void *, bus_space_handle_t, bus_size_t); 100 u_int64_t (*bs_r_8) (void *, bus_space_handle_t, bus_size_t); 101 102 /* read multiple */ 103 void (*bs_rm_1) (void *, bus_space_handle_t, bus_size_t, 104 u_int8_t *, bus_size_t); 105 void (*bs_rm_2) (void *, bus_space_handle_t, bus_size_t, 106 u_int16_t *, bus_size_t); 107 void (*bs_rm_4) (void *, bus_space_handle_t, 108 bus_size_t, u_int32_t *, bus_size_t); 109 void (*bs_rm_8) (void *, bus_space_handle_t, 110 bus_size_t, u_int64_t *, bus_size_t); 111 112 /* read region */ 113 void (*bs_rr_1) (void *, bus_space_handle_t, 114 bus_size_t, u_int8_t *, bus_size_t); 115 void (*bs_rr_2) (void *, bus_space_handle_t, 116 bus_size_t, u_int16_t *, bus_size_t); 117 void (*bs_rr_4) (void *, bus_space_handle_t, 118 bus_size_t, u_int32_t *, bus_size_t); 119 void (*bs_rr_8) (void *, bus_space_handle_t, 120 bus_size_t, u_int64_t *, bus_size_t); 121 122 /* write (single) */ 123 void (*bs_w_1) (void *, bus_space_handle_t, 124 bus_size_t, u_int8_t); 125 void (*bs_w_2) (void *, bus_space_handle_t, 126 bus_size_t, u_int16_t); 127 void (*bs_w_4) (void *, bus_space_handle_t, 128 bus_size_t, u_int32_t); 129 void (*bs_w_8) (void *, bus_space_handle_t, 130 bus_size_t, u_int64_t); 131 132 /* write multiple */ 133 void (*bs_wm_1) (void *, bus_space_handle_t, 134 bus_size_t, const u_int8_t *, bus_size_t); 135 void (*bs_wm_2) (void *, bus_space_handle_t, 136 bus_size_t, const u_int16_t *, bus_size_t); 137 void (*bs_wm_4) (void *, bus_space_handle_t, 138 bus_size_t, const u_int32_t *, bus_size_t); 139 void (*bs_wm_8) (void *, bus_space_handle_t, 140 bus_size_t, const u_int64_t *, bus_size_t); 141 142 /* write region */ 143 void (*bs_wr_1) (void *, bus_space_handle_t, 144 bus_size_t, const u_int8_t *, bus_size_t); 145 void (*bs_wr_2) (void *, bus_space_handle_t, 146 bus_size_t, const u_int16_t *, bus_size_t); 147 void (*bs_wr_4) (void *, bus_space_handle_t, 148 bus_size_t, const u_int32_t *, bus_size_t); 149 void (*bs_wr_8) (void *, bus_space_handle_t, 150 bus_size_t, const u_int64_t *, bus_size_t); 151 152 /* set multiple */ 153 void (*bs_sm_1) (void *, bus_space_handle_t, 154 bus_size_t, u_int8_t, bus_size_t); 155 void (*bs_sm_2) (void *, bus_space_handle_t, 156 bus_size_t, u_int16_t, bus_size_t); 157 void (*bs_sm_4) (void *, bus_space_handle_t, 158 bus_size_t, u_int32_t, bus_size_t); 159 void (*bs_sm_8) (void *, bus_space_handle_t, 160 bus_size_t, u_int64_t, bus_size_t); 161 162 /* set region */ 163 void (*bs_sr_1) (void *, bus_space_handle_t, 164 bus_size_t, u_int8_t, bus_size_t); 165 void (*bs_sr_2) (void *, bus_space_handle_t, 166 bus_size_t, u_int16_t, bus_size_t); 167 void (*bs_sr_4) (void *, bus_space_handle_t, 168 bus_size_t, u_int32_t, bus_size_t); 169 void (*bs_sr_8) (void *, bus_space_handle_t, 170 bus_size_t, u_int64_t, bus_size_t); 171 172 /* copy */ 173 void (*bs_c_1) (void *, bus_space_handle_t, bus_size_t, 174 bus_space_handle_t, bus_size_t, bus_size_t); 175 void (*bs_c_2) (void *, bus_space_handle_t, bus_size_t, 176 bus_space_handle_t, bus_size_t, bus_size_t); 177 void (*bs_c_4) (void *, bus_space_handle_t, bus_size_t, 178 bus_space_handle_t, bus_size_t, bus_size_t); 179 void (*bs_c_8) (void *, bus_space_handle_t, bus_size_t, 180 bus_space_handle_t, bus_size_t, bus_size_t); 181 182 /* read stream (single) */ 183 u_int8_t (*bs_r_1_s) (void *, bus_space_handle_t, bus_size_t); 184 u_int16_t (*bs_r_2_s) (void *, bus_space_handle_t, bus_size_t); 185 u_int32_t (*bs_r_4_s) (void *, bus_space_handle_t, bus_size_t); 186 u_int64_t (*bs_r_8_s) (void *, bus_space_handle_t, bus_size_t); 187 188 /* read multiple stream */ 189 void (*bs_rm_1_s) (void *, bus_space_handle_t, bus_size_t, 190 u_int8_t *, bus_size_t); 191 void (*bs_rm_2_s) (void *, bus_space_handle_t, bus_size_t, 192 u_int16_t *, bus_size_t); 193 void (*bs_rm_4_s) (void *, bus_space_handle_t, 194 bus_size_t, u_int32_t *, bus_size_t); 195 void (*bs_rm_8_s) (void *, bus_space_handle_t, 196 bus_size_t, u_int64_t *, bus_size_t); 197 198 /* read region stream */ 199 void (*bs_rr_1_s) (void *, bus_space_handle_t, 200 bus_size_t, u_int8_t *, bus_size_t); 201 void (*bs_rr_2_s) (void *, bus_space_handle_t, 202 bus_size_t, u_int16_t *, bus_size_t); 203 void (*bs_rr_4_s) (void *, bus_space_handle_t, 204 bus_size_t, u_int32_t *, bus_size_t); 205 void (*bs_rr_8_s) (void *, bus_space_handle_t, 206 bus_size_t, u_int64_t *, bus_size_t); 207 208 /* write stream (single) */ 209 void (*bs_w_1_s) (void *, bus_space_handle_t, 210 bus_size_t, u_int8_t); 211 void (*bs_w_2_s) (void *, bus_space_handle_t, 212 bus_size_t, u_int16_t); 213 void (*bs_w_4_s) (void *, bus_space_handle_t, 214 bus_size_t, u_int32_t); 215 void (*bs_w_8_s) (void *, bus_space_handle_t, 216 bus_size_t, u_int64_t); 217 218 /* write multiple stream */ 219 void (*bs_wm_1_s) (void *, bus_space_handle_t, 220 bus_size_t, const u_int8_t *, bus_size_t); 221 void (*bs_wm_2_s) (void *, bus_space_handle_t, 222 bus_size_t, const u_int16_t *, bus_size_t); 223 void (*bs_wm_4_s) (void *, bus_space_handle_t, 224 bus_size_t, const u_int32_t *, bus_size_t); 225 void (*bs_wm_8_s) (void *, bus_space_handle_t, 226 bus_size_t, const u_int64_t *, bus_size_t); 227 228 /* write region stream */ 229 void (*bs_wr_1_s) (void *, bus_space_handle_t, 230 bus_size_t, const u_int8_t *, bus_size_t); 231 void (*bs_wr_2_s) (void *, bus_space_handle_t, 232 bus_size_t, const u_int16_t *, bus_size_t); 233 void (*bs_wr_4_s) (void *, bus_space_handle_t, 234 bus_size_t, const u_int32_t *, bus_size_t); 235 void (*bs_wr_8_s) (void *, bus_space_handle_t, 236 bus_size_t, const u_int64_t *, bus_size_t); 237 }; 238 239 /* 240 * Utility macros; INTERNAL USE ONLY. 241 */ 242 #define __bs_c(a,b) __CONCAT(a,b) 243 #define __bs_opname(op,size) __bs_c(__bs_c(__bs_c(bs_,op),_),size) 244 245 #define __bs_rs(sz, t, h, o) \ 246 (*(t)->__bs_opname(r,sz))((t)->bs_cookie, h, o) 247 #define __bs_ws(sz, t, h, o, v) \ 248 (*(t)->__bs_opname(w,sz))((t)->bs_cookie, h, o, v) 249 #define __bs_nonsingle(type, sz, t, h, o, a, c) \ 250 (*(t)->__bs_opname(type,sz))((t)->bs_cookie, h, o, a, c) 251 #define __bs_set(type, sz, t, h, o, v, c) \ 252 (*(t)->__bs_opname(type,sz))((t)->bs_cookie, h, o, v, c) 253 #define __bs_copy(sz, t, h1, o1, h2, o2, cnt) \ 254 (*(t)->__bs_opname(c,sz))((t)->bs_cookie, h1, o1, h2, o2, cnt) 255 256 #define __bs_opname_s(op,size) __bs_c(__bs_c(__bs_c(__bs_c(bs_,op),_),size),_s) 257 #define __bs_rs_s(sz, t, h, o) \ 258 (*(t)->__bs_opname_s(r,sz))((t)->bs_cookie, h, o) 259 #define __bs_ws_s(sz, t, h, o, v) \ 260 (*(t)->__bs_opname_s(w,sz))((t)->bs_cookie, h, o, v) 261 #define __bs_nonsingle_s(type, sz, t, h, o, a, c) \ 262 (*(t)->__bs_opname_s(type,sz))((t)->bs_cookie, h, o, a, c) 263 264 /* 265 * Mapping and unmapping operations. 266 */ 267 #define bus_space_map(t, a, s, c, hp) \ 268 (*(t)->bs_map)((t)->bs_cookie, (a), (s), (c), (hp)) 269 #define bus_space_unmap(t, h, s) \ 270 (*(t)->bs_unmap)((t)->bs_cookie, (h), (s)) 271 #define bus_space_subregion(t, h, o, s, hp) \ 272 (*(t)->bs_subregion)((t)->bs_cookie, (h), (o), (s), (hp)) 273 274 /* 275 * Allocation and deallocation operations. 276 */ 277 #define bus_space_alloc(t, rs, re, s, a, b, c, ap, hp) \ 278 (*(t)->bs_alloc)((t)->bs_cookie, (rs), (re), (s), (a), (b), \ 279 (c), (ap), (hp)) 280 #define bus_space_free(t, h, s) \ 281 (*(t)->bs_free)((t)->bs_cookie, (h), (s)) 282 283 /* 284 * Bus barrier operations. 285 */ 286 #define bus_space_barrier(t, h, o, l, f) \ 287 (*(t)->bs_barrier)((t)->bs_cookie, (h), (o), (l), (f)) 288 289 #define BUS_SPACE_BARRIER_READ 0x01 290 #define BUS_SPACE_BARRIER_WRITE 0x02 291 292 /* 293 * Bus read (single) operations. 294 */ 295 #define bus_space_read_1(t, h, o) __bs_rs(1,(t),(h),(o)) 296 #define bus_space_read_2(t, h, o) __bs_rs(2,(t),(h),(o)) 297 #define bus_space_read_4(t, h, o) __bs_rs(4,(t),(h),(o)) 298 #define bus_space_read_8(t, h, o) __bs_rs(8,(t),(h),(o)) 299 300 #define bus_space_read_stream_1(t, h, o) __bs_rs_s(1,(t), (h), (o)) 301 #define bus_space_read_stream_2(t, h, o) __bs_rs_s(2,(t), (h), (o)) 302 #define bus_space_read_stream_4(t, h, o) __bs_rs_s(4,(t), (h), (o)) 303 #define bus_space_read_stream_8(t, h, o) __bs_rs_s(8,8,(t),(h),(o)) 304 305 /* 306 * Bus read multiple operations. 307 */ 308 #define bus_space_read_multi_1(t, h, o, a, c) \ 309 __bs_nonsingle(rm,1,(t),(h),(o),(a),(c)) 310 #define bus_space_read_multi_2(t, h, o, a, c) \ 311 __bs_nonsingle(rm,2,(t),(h),(o),(a),(c)) 312 #define bus_space_read_multi_4(t, h, o, a, c) \ 313 __bs_nonsingle(rm,4,(t),(h),(o),(a),(c)) 314 #define bus_space_read_multi_8(t, h, o, a, c) \ 315 __bs_nonsingle(rm,8,(t),(h),(o),(a),(c)) 316 317 #define bus_space_read_multi_stream_1(t, h, o, a, c) \ 318 __bs_nonsingle_s(rm,1,(t),(h),(o),(a),(c)) 319 #define bus_space_read_multi_stream_2(t, h, o, a, c) \ 320 __bs_nonsingle_s(rm,2,(t),(h),(o),(a),(c)) 321 #define bus_space_read_multi_stream_4(t, h, o, a, c) \ 322 __bs_nonsingle_s(rm,4,(t),(h),(o),(a),(c)) 323 #define bus_space_read_multi_stream_8(t, h, o, a, c) \ 324 __bs_nonsingle_s(rm,8,(t),(h),(o),(a),(c)) 325 326 /* 327 * Bus read region operations. 328 */ 329 #define bus_space_read_region_1(t, h, o, a, c) \ 330 __bs_nonsingle(rr,1,(t),(h),(o),(a),(c)) 331 #define bus_space_read_region_2(t, h, o, a, c) \ 332 __bs_nonsingle(rr,2,(t),(h),(o),(a),(c)) 333 #define bus_space_read_region_4(t, h, o, a, c) \ 334 __bs_nonsingle(rr,4,(t),(h),(o),(a),(c)) 335 #define bus_space_read_region_8(t, h, o, a, c) \ 336 __bs_nonsingle(rr,8,(t),(h),(o),(a),(c)) 337 338 #define bus_space_read_region_stream_1(t, h, o, a, c) \ 339 __bs_nonsingle_s(rr,1,(t),(h),(o),(a),(c)) 340 #define bus_space_read_region_stream_2(t, h, o, a, c) \ 341 __bs_nonsingle_s(rr,2,(t),(h),(o),(a),(c)) 342 #define bus_space_read_region_stream_4(t, h, o, a, c) \ 343 __bs_nonsingle_s(rr,4,(t),(h),(o),(a),(c)) 344 #define bus_space_read_region_stream_8(t, h, o, a, c) \ 345 __bs_nonsingle_s(rr,8,(t),(h),(o),(a),(c)) 346 347 /* 348 * Bus write (single) operations. 349 */ 350 #define bus_space_write_1(t, h, o, v) __bs_ws(1,(t),(h),(o),(v)) 351 #define bus_space_write_2(t, h, o, v) __bs_ws(2,(t),(h),(o),(v)) 352 #define bus_space_write_4(t, h, o, v) __bs_ws(4,(t),(h),(o),(v)) 353 #define bus_space_write_8(t, h, o, v) __bs_ws(8,(t),(h),(o),(v)) 354 355 #define bus_space_write_stream_1(t, h, o, v) __bs_ws_s(1,(t),(h),(o),(v)) 356 #define bus_space_write_stream_2(t, h, o, v) __bs_ws_s(2,(t),(h),(o),(v)) 357 #define bus_space_write_stream_4(t, h, o, v) __bs_ws_s(4,(t),(h),(o),(v)) 358 #define bus_space_write_stream_8(t, h, o, v) __bs_ws_s(8,(t),(h),(o),(v)) 359 360 /* 361 * Bus write multiple operations. 362 */ 363 #define bus_space_write_multi_1(t, h, o, a, c) \ 364 __bs_nonsingle(wm,1,(t),(h),(o),(a),(c)) 365 #define bus_space_write_multi_2(t, h, o, a, c) \ 366 __bs_nonsingle(wm,2,(t),(h),(o),(a),(c)) 367 #define bus_space_write_multi_4(t, h, o, a, c) \ 368 __bs_nonsingle(wm,4,(t),(h),(o),(a),(c)) 369 #define bus_space_write_multi_8(t, h, o, a, c) \ 370 __bs_nonsingle(wm,8,(t),(h),(o),(a),(c)) 371 372 #define bus_space_write_multi_stream_1(t, h, o, a, c) \ 373 __bs_nonsingle_s(wm,1,(t),(h),(o),(a),(c)) 374 #define bus_space_write_multi_stream_2(t, h, o, a, c) \ 375 __bs_nonsingle_s(wm,2,(t),(h),(o),(a),(c)) 376 #define bus_space_write_multi_stream_4(t, h, o, a, c) \ 377 __bs_nonsingle_s(wm,4,(t),(h),(o),(a),(c)) 378 #define bus_space_write_multi_stream_8(t, h, o, a, c) \ 379 __bs_nonsingle_s(wm,8,(t),(h),(o),(a),(c)) 380 381 /* 382 * Bus write region operations. 383 */ 384 #define bus_space_write_region_1(t, h, o, a, c) \ 385 __bs_nonsingle(wr,1,(t),(h),(o),(a),(c)) 386 #define bus_space_write_region_2(t, h, o, a, c) \ 387 __bs_nonsingle(wr,2,(t),(h),(o),(a),(c)) 388 #define bus_space_write_region_4(t, h, o, a, c) \ 389 __bs_nonsingle(wr,4,(t),(h),(o),(a),(c)) 390 #define bus_space_write_region_8(t, h, o, a, c) \ 391 __bs_nonsingle(wr,8,(t),(h),(o),(a),(c)) 392 393 #define bus_space_write_region_stream_1(t, h, o, a, c) \ 394 __bs_nonsingle_s(wr,1,(t),(h),(o),(a),(c)) 395 #define bus_space_write_region_stream_2(t, h, o, a, c) \ 396 __bs_nonsingle_s(wr,2,(t),(h),(o),(a),(c)) 397 #define bus_space_write_region_stream_4(t, h, o, a, c) \ 398 __bs_nonsingle_s(wr,4,(t),(h),(o),(a),(c)) 399 #define bus_space_write_region_stream_8(t, h, o, a, c) \ 400 __bs_nonsingle_s(wr,8,(t),(h),(o),(a),(c)) 401 402 /* 403 * Set multiple operations. 404 */ 405 #define bus_space_set_multi_1(t, h, o, v, c) \ 406 __bs_set(sm,1,(t),(h),(o),(v),(c)) 407 #define bus_space_set_multi_2(t, h, o, v, c) \ 408 __bs_set(sm,2,(t),(h),(o),(v),(c)) 409 #define bus_space_set_multi_4(t, h, o, v, c) \ 410 __bs_set(sm,4,(t),(h),(o),(v),(c)) 411 #define bus_space_set_multi_8(t, h, o, v, c) \ 412 __bs_set(sm,8,(t),(h),(o),(v),(c)) 413 414 /* 415 * Set region operations. 416 */ 417 #define bus_space_set_region_1(t, h, o, v, c) \ 418 __bs_set(sr,1,(t),(h),(o),(v),(c)) 419 #define bus_space_set_region_2(t, h, o, v, c) \ 420 __bs_set(sr,2,(t),(h),(o),(v),(c)) 421 #define bus_space_set_region_4(t, h, o, v, c) \ 422 __bs_set(sr,4,(t),(h),(o),(v),(c)) 423 #define bus_space_set_region_8(t, h, o, v, c) \ 424 __bs_set(sr,8,(t),(h),(o),(v),(c)) 425 426 /* 427 * Copy operations. 428 */ 429 #define bus_space_copy_region_1(t, h1, o1, h2, o2, c) \ 430 __bs_copy(1, t, h1, o1, h2, o2, c) 431 #define bus_space_copy_region_2(t, h1, o1, h2, o2, c) \ 432 __bs_copy(2, t, h1, o1, h2, o2, c) 433 #define bus_space_copy_region_4(t, h1, o1, h2, o2, c) \ 434 __bs_copy(4, t, h1, o1, h2, o2, c) 435 #define bus_space_copy_region_8(t, h1, o1, h2, o2, c) \ 436 __bs_copy(8, t, h1, o1, h2, o2, c) 437 438 /* 439 * Macros to provide prototypes for all the functions used in the 440 * bus_space structure 441 */ 442 443 #define bs_map_proto(f) \ 444 int __bs_c(f,_bs_map) (void *t, bus_addr_t addr, \ 445 bus_size_t size, int cacheable, bus_space_handle_t *bshp); 446 447 #define bs_unmap_proto(f) \ 448 void __bs_c(f,_bs_unmap) (void *t, bus_space_handle_t bsh, \ 449 bus_size_t size); 450 451 #define bs_subregion_proto(f) \ 452 int __bs_c(f,_bs_subregion) (void *t, bus_space_handle_t bsh, \ 453 bus_size_t offset, bus_size_t size, \ 454 bus_space_handle_t *nbshp); 455 456 #define bs_alloc_proto(f) \ 457 int __bs_c(f,_bs_alloc) (void *t, bus_addr_t rstart, \ 458 bus_addr_t rend, bus_size_t size, bus_size_t align, \ 459 bus_size_t boundary, int cacheable, bus_addr_t *addrp, \ 460 bus_space_handle_t *bshp); 461 462 #define bs_free_proto(f) \ 463 void __bs_c(f,_bs_free) (void *t, bus_space_handle_t bsh, \ 464 bus_size_t size); 465 466 #define bs_barrier_proto(f) \ 467 void __bs_c(f,_bs_barrier) (void *t, bus_space_handle_t bsh, \ 468 bus_size_t offset, bus_size_t len, int flags); 469 470 #define bs_r_1_proto(f) \ 471 u_int8_t __bs_c(f,_bs_r_1) (void *t, bus_space_handle_t bsh, \ 472 bus_size_t offset); 473 474 #define bs_r_2_proto(f) \ 475 u_int16_t __bs_c(f,_bs_r_2) (void *t, bus_space_handle_t bsh, \ 476 bus_size_t offset); 477 478 #define bs_r_4_proto(f) \ 479 u_int32_t __bs_c(f,_bs_r_4) (void *t, bus_space_handle_t bsh, \ 480 bus_size_t offset); 481 482 #define bs_r_8_proto(f) \ 483 u_int64_t __bs_c(f,_bs_r_8) (void *t, bus_space_handle_t bsh, \ 484 bus_size_t offset); 485 486 #define bs_r_1_s_proto(f) \ 487 u_int8_t __bs_c(f,_bs_r_1_s) (void *t, bus_space_handle_t bsh, \ 488 bus_size_t offset); 489 490 #define bs_r_2_s_proto(f) \ 491 u_int16_t __bs_c(f,_bs_r_2_s) (void *t, bus_space_handle_t bsh, \ 492 bus_size_t offset); 493 494 #define bs_r_4_s_proto(f) \ 495 u_int32_t __bs_c(f,_bs_r_4_s) (void *t, bus_space_handle_t bsh, \ 496 bus_size_t offset); 497 498 #define bs_w_1_proto(f) \ 499 void __bs_c(f,_bs_w_1) (void *t, bus_space_handle_t bsh, \ 500 bus_size_t offset, u_int8_t value); 501 502 #define bs_w_2_proto(f) \ 503 void __bs_c(f,_bs_w_2) (void *t, bus_space_handle_t bsh, \ 504 bus_size_t offset, u_int16_t value); 505 506 #define bs_w_4_proto(f) \ 507 void __bs_c(f,_bs_w_4) (void *t, bus_space_handle_t bsh, \ 508 bus_size_t offset, u_int32_t value); 509 510 #define bs_w_8_proto(f) \ 511 void __bs_c(f,_bs_w_8) (void *t, bus_space_handle_t bsh, \ 512 bus_size_t offset, u_int64_t value); 513 514 #define bs_w_1_s_proto(f) \ 515 void __bs_c(f,_bs_w_1_s) (void *t, bus_space_handle_t bsh, \ 516 bus_size_t offset, u_int8_t value); 517 518 #define bs_w_2_s_proto(f) \ 519 void __bs_c(f,_bs_w_2_s) (void *t, bus_space_handle_t bsh, \ 520 bus_size_t offset, u_int16_t value); 521 522 #define bs_w_4_s_proto(f) \ 523 void __bs_c(f,_bs_w_4_s) (void *t, bus_space_handle_t bsh, \ 524 bus_size_t offset, u_int32_t value); 525 526 #define bs_rm_1_proto(f) \ 527 void __bs_c(f,_bs_rm_1) (void *t, bus_space_handle_t bsh, \ 528 bus_size_t offset, u_int8_t *addr, bus_size_t count); 529 530 #define bs_rm_2_proto(f) \ 531 void __bs_c(f,_bs_rm_2) (void *t, bus_space_handle_t bsh, \ 532 bus_size_t offset, u_int16_t *addr, bus_size_t count); 533 534 #define bs_rm_4_proto(f) \ 535 void __bs_c(f,_bs_rm_4) (void *t, bus_space_handle_t bsh, \ 536 bus_size_t offset, u_int32_t *addr, bus_size_t count); 537 538 #define bs_rm_8_proto(f) \ 539 void __bs_c(f,_bs_rm_8) (void *t, bus_space_handle_t bsh, \ 540 bus_size_t offset, u_int64_t *addr, bus_size_t count); 541 542 #define bs_wm_1_proto(f) \ 543 void __bs_c(f,_bs_wm_1) (void *t, bus_space_handle_t bsh, \ 544 bus_size_t offset, const u_int8_t *addr, bus_size_t count); 545 546 #define bs_wm_2_proto(f) \ 547 void __bs_c(f,_bs_wm_2) (void *t, bus_space_handle_t bsh, \ 548 bus_size_t offset, const u_int16_t *addr, bus_size_t count); 549 550 #define bs_wm_4_proto(f) \ 551 void __bs_c(f,_bs_wm_4) (void *t, bus_space_handle_t bsh, \ 552 bus_size_t offset, const u_int32_t *addr, bus_size_t count); 553 554 #define bs_wm_8_proto(f) \ 555 void __bs_c(f,_bs_wm_8) (void *t, bus_space_handle_t bsh, \ 556 bus_size_t offset, const u_int64_t *addr, bus_size_t count); 557 558 #define bs_rr_1_proto(f) \ 559 void __bs_c(f, _bs_rr_1) (void *t, bus_space_handle_t bsh, \ 560 bus_size_t offset, u_int8_t *addr, bus_size_t count); 561 562 #define bs_rr_2_proto(f) \ 563 void __bs_c(f, _bs_rr_2) (void *t, bus_space_handle_t bsh, \ 564 bus_size_t offset, u_int16_t *addr, bus_size_t count); 565 566 #define bs_rr_4_proto(f) \ 567 void __bs_c(f, _bs_rr_4) (void *t, bus_space_handle_t bsh, \ 568 bus_size_t offset, u_int32_t *addr, bus_size_t count); 569 570 #define bs_rr_8_proto(f) \ 571 void __bs_c(f, _bs_rr_8) (void *t, bus_space_handle_t bsh, \ 572 bus_size_t offset, u_int64_t *addr, bus_size_t count); 573 574 #define bs_wr_1_proto(f) \ 575 void __bs_c(f, _bs_wr_1) (void *t, bus_space_handle_t bsh, \ 576 bus_size_t offset, const u_int8_t *addr, bus_size_t count); 577 578 #define bs_wr_2_proto(f) \ 579 void __bs_c(f, _bs_wr_2) (void *t, bus_space_handle_t bsh, \ 580 bus_size_t offset, const u_int16_t *addr, bus_size_t count); 581 582 #define bs_wr_4_proto(f) \ 583 void __bs_c(f, _bs_wr_4) (void *t, bus_space_handle_t bsh, \ 584 bus_size_t offset, const u_int32_t *addr, bus_size_t count); 585 586 #define bs_wr_8_proto(f) \ 587 void __bs_c(f, _bs_wr_8) (void *t, bus_space_handle_t bsh, \ 588 bus_size_t offset, const u_int64_t *addr, bus_size_t count); 589 590 #define bs_sm_1_proto(f) \ 591 void __bs_c(f,_bs_sm_1) (void *t, bus_space_handle_t bsh, \ 592 bus_size_t offset, u_int8_t value, bus_size_t count); 593 594 #define bs_sm_2_proto(f) \ 595 void __bs_c(f,_bs_sm_2) (void *t, bus_space_handle_t bsh, \ 596 bus_size_t offset, u_int16_t value, bus_size_t count); 597 598 #define bs_sm_4_proto(f) \ 599 void __bs_c(f,_bs_sm_4) (void *t, bus_space_handle_t bsh, \ 600 bus_size_t offset, u_int32_t value, bus_size_t count); 601 602 #define bs_sm_8_proto(f) \ 603 void __bs_c(f,_bs_sm_8) (void *t, bus_space_handle_t bsh, \ 604 bus_size_t offset, u_int64_t value, bus_size_t count); 605 606 #define bs_sr_1_proto(f) \ 607 void __bs_c(f,_bs_sr_1) (void *t, bus_space_handle_t bsh, \ 608 bus_size_t offset, u_int8_t value, bus_size_t count); 609 610 #define bs_sr_2_proto(f) \ 611 void __bs_c(f,_bs_sr_2) (void *t, bus_space_handle_t bsh, \ 612 bus_size_t offset, u_int16_t value, bus_size_t count); 613 614 #define bs_sr_4_proto(f) \ 615 void __bs_c(f,_bs_sr_4) (void *t, bus_space_handle_t bsh, \ 616 bus_size_t offset, u_int32_t value, bus_size_t count); 617 618 #define bs_sr_8_proto(f) \ 619 void __bs_c(f,_bs_sr_8) (void *t, bus_space_handle_t bsh, \ 620 bus_size_t offset, u_int64_t value, bus_size_t count); 621 622 #define bs_c_1_proto(f) \ 623 void __bs_c(f,_bs_c_1) (void *t, bus_space_handle_t bsh1, \ 624 bus_size_t offset1, bus_space_handle_t bsh2, \ 625 bus_size_t offset2, bus_size_t count); 626 627 #define bs_c_2_proto(f) \ 628 void __bs_c(f,_bs_c_2) (void *t, bus_space_handle_t bsh1, \ 629 bus_size_t offset1, bus_space_handle_t bsh2, \ 630 bus_size_t offset2, bus_size_t count); 631 632 #define bs_c_4_proto(f) \ 633 void __bs_c(f,_bs_c_4) (void *t, bus_space_handle_t bsh1, \ 634 bus_size_t offset1, bus_space_handle_t bsh2, \ 635 bus_size_t offset2, bus_size_t count); 636 637 #define bs_c_8_proto(f) \ 638 void __bs_c(f,_bs_c_8) (void *t, bus_space_handle_t bsh1, \ 639 bus_size_t offset1, bus_space_handle_t bsh2, \ 640 bus_size_t offset2, bus_size_t count); 641 642 #define DECLARE_BUS_SPACE_PROTOTYPES(f) \ 643 bs_map_proto(f); \ 644 bs_unmap_proto(f); \ 645 bs_subregion_proto(f); \ 646 bs_alloc_proto(f); \ 647 bs_free_proto(f); \ 648 bs_barrier_proto(f); \ 649 bs_r_1_proto(f); \ 650 bs_r_2_proto(f); \ 651 bs_r_4_proto(f); \ 652 bs_r_8_proto(f); \ 653 bs_r_1_s_proto(f); \ 654 bs_r_2_s_proto(f); \ 655 bs_r_4_s_proto(f); \ 656 bs_w_1_proto(f); \ 657 bs_w_2_proto(f); \ 658 bs_w_4_proto(f); \ 659 bs_w_8_proto(f); \ 660 bs_w_1_s_proto(f); \ 661 bs_w_2_s_proto(f); \ 662 bs_w_4_s_proto(f); \ 663 bs_rm_1_proto(f); \ 664 bs_rm_2_proto(f); \ 665 bs_rm_4_proto(f); \ 666 bs_rm_8_proto(f); \ 667 bs_wm_1_proto(f); \ 668 bs_wm_2_proto(f); \ 669 bs_wm_4_proto(f); \ 670 bs_wm_8_proto(f); \ 671 bs_rr_1_proto(f); \ 672 bs_rr_2_proto(f); \ 673 bs_rr_4_proto(f); \ 674 bs_rr_8_proto(f); \ 675 bs_wr_1_proto(f); \ 676 bs_wr_2_proto(f); \ 677 bs_wr_4_proto(f); \ 678 bs_wr_8_proto(f); \ 679 bs_sm_1_proto(f); \ 680 bs_sm_2_proto(f); \ 681 bs_sm_4_proto(f); \ 682 bs_sm_8_proto(f); \ 683 bs_sr_1_proto(f); \ 684 bs_sr_2_proto(f); \ 685 bs_sr_4_proto(f); \ 686 bs_sr_8_proto(f); \ 687 bs_c_1_proto(f); \ 688 bs_c_2_proto(f); \ 689 bs_c_4_proto(f); \ 690 bs_c_8_proto(f); 691 692 #define BUS_PEEK_FUNC(width, type) \ 693 static inline int \ 694 bus_space_peek_##width(bus_space_tag_t tag, \ 695 bus_space_handle_t hnd, bus_size_t offset, type *value) \ 696 { \ 697 type tmp; \ 698 tmp = bus_space_read_##width(tag, hnd, offset); \ 699 *value = (type)tmp; \ 700 return (0); \ 701 } 702 BUS_PEEK_FUNC(1, uint8_t) 703 BUS_PEEK_FUNC(2, uint16_t) 704 BUS_PEEK_FUNC(4, uint32_t) 705 BUS_PEEK_FUNC(8, uint64_t) 706 707 #define BUS_POKE_FUNC(width, type) \ 708 static inline int \ 709 bus_space_poke_##width(bus_space_tag_t tag, \ 710 bus_space_handle_t hnd, bus_size_t offset, type value) \ 711 { \ 712 bus_space_write_##width(tag, hnd, offset, value); \ 713 return (0); \ 714 } 715 BUS_POKE_FUNC(1, uint8_t) 716 BUS_POKE_FUNC(2, uint16_t) 717 BUS_POKE_FUNC(4, uint32_t) 718 BUS_POKE_FUNC(8, uint64_t) 719 720 #define BUS_SPACE_ALIGNED_POINTER(p, t) ALIGNED_POINTER(p, t) 721 722 #define BUS_SPACE_MAXADDR_24BIT 0xFFFFFF 723 #define BUS_SPACE_MAXSIZE_24BIT 0xFFFFFF 724 725 #define BUS_SPACE_MAXADDR_32BIT 0xFFFFFFFF 726 #define BUS_SPACE_MAXSIZE_32BIT 0xFFFFFFFF 727 728 #if defined(__mips_n64) 729 #define BUS_SPACE_MAXADDR 0xFFFFFFFFFFFFFFFFUL 730 #define BUS_SPACE_MAXSIZE 0xFFFFFFFFFFFFFFFFUL 731 #else 732 #define BUS_SPACE_MAXADDR 0xFFFFFFFFUL 733 #define BUS_SPACE_MAXSIZE 0xFFFFFFFFUL 734 #endif 735 736 #define BUS_SPACE_UNRESTRICTED (~0) 737 738 /* 739 * declare generic bus space, it suits all needs in 740 */ 741 DECLARE_BUS_SPACE_PROTOTYPES(generic); 742 extern bus_space_tag_t mips_bus_space_generic; 743 744 /* Special bus space for RMI processors */ 745 #if defined(CPU_RMI) || defined (CPU_NLM) 746 extern bus_space_tag_t rmi_bus_space; 747 extern bus_space_tag_t rmi_pci_bus_space; 748 extern bus_space_tag_t rmi_uart_bus_space; 749 #endif 750 751 #include <machine/bus_dma.h> 752 753 #endif /* _MACHINE_BUS_H_ */ 754