bus.h revision 232881
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 * 3. All advertising materials mentioning features or use of this software 20 * must display the following acknowledgement: 21 * This product includes software developed by the NetBSD 22 * Foundation, Inc. and its contributors. 23 * 4. Neither the name of The NetBSD Foundation nor the names of its 24 * contributors may be used to endorse or promote products derived 25 * from this software without specific prior written permission. 26 * 27 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 28 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 29 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 30 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 31 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 32 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 33 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 34 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 35 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 36 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 37 * POSSIBILITY OF SUCH DAMAGE. 38 */ 39 40/*- 41 * Copyright (c) 1996 Charles M. Hannum. All rights reserved. 42 * Copyright (c) 1996 Christopher G. Demetriou. All rights reserved. 43 * 44 * Redistribution and use in source and binary forms, with or without 45 * modification, are permitted provided that the following conditions 46 * are met: 47 * 1. Redistributions of source code must retain the above copyright 48 * notice, this list of conditions and the following disclaimer. 49 * 2. Redistributions in binary form must reproduce the above copyright 50 * notice, this list of conditions and the following disclaimer in the 51 * documentation and/or other materials provided with the distribution. 52 * 3. All advertising materials mentioning features or use of this software 53 * must display the following acknowledgement: 54 * This product includes software developed by Christopher G. Demetriou 55 * for the NetBSD Project. 56 * 4. The name of the author may not be used to endorse or promote products 57 * derived from this software without specific prior written permission 58 * 59 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 60 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 61 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 62 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 63 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 64 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 65 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 66 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 67 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 68 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 69 * 70 * $FreeBSD: head/sys/mips/include/bus.h 232881 2012-03-12 18:56:16Z jmallett $ 71 */ 72 73#ifndef _MACHINE_BUS_H_ 74#define _MACHINE_BUS_H_ 75 76#include <machine/_bus.h> 77 78struct bus_space { 79 /* cookie */ 80 void *bs_cookie; 81 82 /* mapping/unmapping */ 83 int (*bs_map) (void *, bus_addr_t, bus_size_t, 84 int, bus_space_handle_t *); 85 void (*bs_unmap) (void *, bus_space_handle_t, bus_size_t); 86 int (*bs_subregion) (void *, bus_space_handle_t, 87 bus_size_t, bus_size_t, bus_space_handle_t *); 88 89 /* allocation/deallocation */ 90 int (*bs_alloc) (void *, bus_addr_t, bus_addr_t, 91 bus_size_t, bus_size_t, bus_size_t, int, 92 bus_addr_t *, bus_space_handle_t *); 93 void (*bs_free) (void *, bus_space_handle_t, 94 bus_size_t); 95 96 /* get kernel virtual address */ 97 /* barrier */ 98 void (*bs_barrier) (void *, bus_space_handle_t, 99 bus_size_t, bus_size_t, int); 100 101 /* read (single) */ 102 u_int8_t (*bs_r_1) (void *, bus_space_handle_t, bus_size_t); 103 u_int16_t (*bs_r_2) (void *, bus_space_handle_t, bus_size_t); 104 u_int32_t (*bs_r_4) (void *, bus_space_handle_t, bus_size_t); 105 u_int64_t (*bs_r_8) (void *, bus_space_handle_t, bus_size_t); 106 107 /* read multiple */ 108 void (*bs_rm_1) (void *, bus_space_handle_t, bus_size_t, 109 u_int8_t *, bus_size_t); 110 void (*bs_rm_2) (void *, bus_space_handle_t, bus_size_t, 111 u_int16_t *, bus_size_t); 112 void (*bs_rm_4) (void *, bus_space_handle_t, 113 bus_size_t, u_int32_t *, bus_size_t); 114 void (*bs_rm_8) (void *, bus_space_handle_t, 115 bus_size_t, u_int64_t *, bus_size_t); 116 117 /* read region */ 118 void (*bs_rr_1) (void *, bus_space_handle_t, 119 bus_size_t, u_int8_t *, bus_size_t); 120 void (*bs_rr_2) (void *, bus_space_handle_t, 121 bus_size_t, u_int16_t *, bus_size_t); 122 void (*bs_rr_4) (void *, bus_space_handle_t, 123 bus_size_t, u_int32_t *, bus_size_t); 124 void (*bs_rr_8) (void *, bus_space_handle_t, 125 bus_size_t, u_int64_t *, bus_size_t); 126 127 /* write (single) */ 128 void (*bs_w_1) (void *, bus_space_handle_t, 129 bus_size_t, u_int8_t); 130 void (*bs_w_2) (void *, bus_space_handle_t, 131 bus_size_t, u_int16_t); 132 void (*bs_w_4) (void *, bus_space_handle_t, 133 bus_size_t, u_int32_t); 134 void (*bs_w_8) (void *, bus_space_handle_t, 135 bus_size_t, u_int64_t); 136 137 /* write multiple */ 138 void (*bs_wm_1) (void *, bus_space_handle_t, 139 bus_size_t, const u_int8_t *, bus_size_t); 140 void (*bs_wm_2) (void *, bus_space_handle_t, 141 bus_size_t, const u_int16_t *, bus_size_t); 142 void (*bs_wm_4) (void *, bus_space_handle_t, 143 bus_size_t, const u_int32_t *, bus_size_t); 144 void (*bs_wm_8) (void *, bus_space_handle_t, 145 bus_size_t, const u_int64_t *, bus_size_t); 146 147 /* write region */ 148 void (*bs_wr_1) (void *, bus_space_handle_t, 149 bus_size_t, const u_int8_t *, bus_size_t); 150 void (*bs_wr_2) (void *, bus_space_handle_t, 151 bus_size_t, const u_int16_t *, bus_size_t); 152 void (*bs_wr_4) (void *, bus_space_handle_t, 153 bus_size_t, const u_int32_t *, bus_size_t); 154 void (*bs_wr_8) (void *, bus_space_handle_t, 155 bus_size_t, const u_int64_t *, bus_size_t); 156 157 /* set multiple */ 158 void (*bs_sm_1) (void *, bus_space_handle_t, 159 bus_size_t, u_int8_t, bus_size_t); 160 void (*bs_sm_2) (void *, bus_space_handle_t, 161 bus_size_t, u_int16_t, bus_size_t); 162 void (*bs_sm_4) (void *, bus_space_handle_t, 163 bus_size_t, u_int32_t, bus_size_t); 164 void (*bs_sm_8) (void *, bus_space_handle_t, 165 bus_size_t, u_int64_t, bus_size_t); 166 167 /* set region */ 168 void (*bs_sr_1) (void *, bus_space_handle_t, 169 bus_size_t, u_int8_t, bus_size_t); 170 void (*bs_sr_2) (void *, bus_space_handle_t, 171 bus_size_t, u_int16_t, bus_size_t); 172 void (*bs_sr_4) (void *, bus_space_handle_t, 173 bus_size_t, u_int32_t, bus_size_t); 174 void (*bs_sr_8) (void *, bus_space_handle_t, 175 bus_size_t, u_int64_t, bus_size_t); 176 177 /* copy */ 178 void (*bs_c_1) (void *, bus_space_handle_t, bus_size_t, 179 bus_space_handle_t, bus_size_t, bus_size_t); 180 void (*bs_c_2) (void *, bus_space_handle_t, bus_size_t, 181 bus_space_handle_t, bus_size_t, bus_size_t); 182 void (*bs_c_4) (void *, bus_space_handle_t, bus_size_t, 183 bus_space_handle_t, bus_size_t, bus_size_t); 184 void (*bs_c_8) (void *, bus_space_handle_t, bus_size_t, 185 bus_space_handle_t, bus_size_t, bus_size_t); 186 187 /* read stream (single) */ 188 u_int8_t (*bs_r_1_s) (void *, bus_space_handle_t, bus_size_t); 189 u_int16_t (*bs_r_2_s) (void *, bus_space_handle_t, bus_size_t); 190 u_int32_t (*bs_r_4_s) (void *, bus_space_handle_t, bus_size_t); 191 u_int64_t (*bs_r_8_s) (void *, bus_space_handle_t, bus_size_t); 192 193 /* read multiple stream */ 194 void (*bs_rm_1_s) (void *, bus_space_handle_t, bus_size_t, 195 u_int8_t *, bus_size_t); 196 void (*bs_rm_2_s) (void *, bus_space_handle_t, bus_size_t, 197 u_int16_t *, bus_size_t); 198 void (*bs_rm_4_s) (void *, bus_space_handle_t, 199 bus_size_t, u_int32_t *, bus_size_t); 200 void (*bs_rm_8_s) (void *, bus_space_handle_t, 201 bus_size_t, u_int64_t *, bus_size_t); 202 203 /* read region stream */ 204 void (*bs_rr_1_s) (void *, bus_space_handle_t, 205 bus_size_t, u_int8_t *, bus_size_t); 206 void (*bs_rr_2_s) (void *, bus_space_handle_t, 207 bus_size_t, u_int16_t *, bus_size_t); 208 void (*bs_rr_4_s) (void *, bus_space_handle_t, 209 bus_size_t, u_int32_t *, bus_size_t); 210 void (*bs_rr_8_s) (void *, bus_space_handle_t, 211 bus_size_t, u_int64_t *, bus_size_t); 212 213 /* write stream (single) */ 214 void (*bs_w_1_s) (void *, bus_space_handle_t, 215 bus_size_t, u_int8_t); 216 void (*bs_w_2_s) (void *, bus_space_handle_t, 217 bus_size_t, u_int16_t); 218 void (*bs_w_4_s) (void *, bus_space_handle_t, 219 bus_size_t, u_int32_t); 220 void (*bs_w_8_s) (void *, bus_space_handle_t, 221 bus_size_t, u_int64_t); 222 223 /* write multiple stream */ 224 void (*bs_wm_1_s) (void *, bus_space_handle_t, 225 bus_size_t, const u_int8_t *, bus_size_t); 226 void (*bs_wm_2_s) (void *, bus_space_handle_t, 227 bus_size_t, const u_int16_t *, bus_size_t); 228 void (*bs_wm_4_s) (void *, bus_space_handle_t, 229 bus_size_t, const u_int32_t *, bus_size_t); 230 void (*bs_wm_8_s) (void *, bus_space_handle_t, 231 bus_size_t, const u_int64_t *, bus_size_t); 232 233 /* write region stream */ 234 void (*bs_wr_1_s) (void *, bus_space_handle_t, 235 bus_size_t, const u_int8_t *, bus_size_t); 236 void (*bs_wr_2_s) (void *, bus_space_handle_t, 237 bus_size_t, const u_int16_t *, bus_size_t); 238 void (*bs_wr_4_s) (void *, bus_space_handle_t, 239 bus_size_t, const u_int32_t *, bus_size_t); 240 void (*bs_wr_8_s) (void *, bus_space_handle_t, 241 bus_size_t, const u_int64_t *, bus_size_t); 242}; 243 244 245/* 246 * Utility macros; INTERNAL USE ONLY. 247 */ 248#define __bs_c(a,b) __CONCAT(a,b) 249#define __bs_opname(op,size) __bs_c(__bs_c(__bs_c(bs_,op),_),size) 250 251#define __bs_rs(sz, t, h, o) \ 252 (*(t)->__bs_opname(r,sz))((t)->bs_cookie, h, o) 253#define __bs_ws(sz, t, h, o, v) \ 254 (*(t)->__bs_opname(w,sz))((t)->bs_cookie, h, o, v) 255#define __bs_nonsingle(type, sz, t, h, o, a, c) \ 256 (*(t)->__bs_opname(type,sz))((t)->bs_cookie, h, o, a, c) 257#define __bs_set(type, sz, t, h, o, v, c) \ 258 (*(t)->__bs_opname(type,sz))((t)->bs_cookie, h, o, v, c) 259#define __bs_copy(sz, t, h1, o1, h2, o2, cnt) \ 260 (*(t)->__bs_opname(c,sz))((t)->bs_cookie, h1, o1, h2, o2, cnt) 261 262#define __bs_opname_s(op,size) __bs_c(__bs_c(__bs_c(__bs_c(bs_,op),_),size),_s) 263#define __bs_rs_s(sz, t, h, o) \ 264 (*(t)->__bs_opname_s(r,sz))((t)->bs_cookie, h, o) 265#define __bs_ws_s(sz, t, h, o, v) \ 266 (*(t)->__bs_opname_s(w,sz))((t)->bs_cookie, h, o, v) 267#define __bs_nonsingle_s(type, sz, t, h, o, a, c) \ 268 (*(t)->__bs_opname_s(type,sz))((t)->bs_cookie, h, o, a, c) 269 270 271/* 272 * Mapping and unmapping operations. 273 */ 274#define bus_space_map(t, a, s, c, hp) \ 275 (*(t)->bs_map)((t)->bs_cookie, (a), (s), (c), (hp)) 276#define bus_space_unmap(t, h, s) \ 277 (*(t)->bs_unmap)((t)->bs_cookie, (h), (s)) 278#define bus_space_subregion(t, h, o, s, hp) \ 279 (*(t)->bs_subregion)((t)->bs_cookie, (h), (o), (s), (hp)) 280 281 282/* 283 * Allocation and deallocation operations. 284 */ 285#define bus_space_alloc(t, rs, re, s, a, b, c, ap, hp) \ 286 (*(t)->bs_alloc)((t)->bs_cookie, (rs), (re), (s), (a), (b), \ 287 (c), (ap), (hp)) 288#define bus_space_free(t, h, s) \ 289 (*(t)->bs_free)((t)->bs_cookie, (h), (s)) 290 291/* 292 * Bus barrier operations. 293 */ 294#define bus_space_barrier(t, h, o, l, f) \ 295 (*(t)->bs_barrier)((t)->bs_cookie, (h), (o), (l), (f)) 296 297#define BUS_SPACE_BARRIER_READ 0x01 298#define BUS_SPACE_BARRIER_WRITE 0x02 299 300/* 301 * Bus read (single) operations. 302 */ 303#define bus_space_read_1(t, h, o) __bs_rs(1,(t),(h),(o)) 304#define bus_space_read_2(t, h, o) __bs_rs(2,(t),(h),(o)) 305#define bus_space_read_4(t, h, o) __bs_rs(4,(t),(h),(o)) 306#define bus_space_read_8(t, h, o) __bs_rs(8,(t),(h),(o)) 307 308#define bus_space_read_stream_1(t, h, o) __bs_rs_s(1,(t), (h), (o)) 309#define bus_space_read_stream_2(t, h, o) __bs_rs_s(2,(t), (h), (o)) 310#define bus_space_read_stream_4(t, h, o) __bs_rs_s(4,(t), (h), (o)) 311#define bus_space_read_stream_8(t, h, o) __bs_rs_s(8,8,(t),(h),(o)) 312 313/* 314 * Bus read multiple operations. 315 */ 316#define bus_space_read_multi_1(t, h, o, a, c) \ 317 __bs_nonsingle(rm,1,(t),(h),(o),(a),(c)) 318#define bus_space_read_multi_2(t, h, o, a, c) \ 319 __bs_nonsingle(rm,2,(t),(h),(o),(a),(c)) 320#define bus_space_read_multi_4(t, h, o, a, c) \ 321 __bs_nonsingle(rm,4,(t),(h),(o),(a),(c)) 322#define bus_space_read_multi_8(t, h, o, a, c) \ 323 __bs_nonsingle(rm,8,(t),(h),(o),(a),(c)) 324 325#define bus_space_read_multi_stream_1(t, h, o, a, c) \ 326 __bs_nonsingle_s(rm,1,(t),(h),(o),(a),(c)) 327#define bus_space_read_multi_stream_2(t, h, o, a, c) \ 328 __bs_nonsingle_s(rm,2,(t),(h),(o),(a),(c)) 329#define bus_space_read_multi_stream_4(t, h, o, a, c) \ 330 __bs_nonsingle_s(rm,4,(t),(h),(o),(a),(c)) 331#define bus_space_read_multi_stream_8(t, h, o, a, c) \ 332 __bs_nonsingle_s(rm,8,(t),(h),(o),(a),(c)) 333 334 335/* 336 * Bus read region operations. 337 */ 338#define bus_space_read_region_1(t, h, o, a, c) \ 339 __bs_nonsingle(rr,1,(t),(h),(o),(a),(c)) 340#define bus_space_read_region_2(t, h, o, a, c) \ 341 __bs_nonsingle(rr,2,(t),(h),(o),(a),(c)) 342#define bus_space_read_region_4(t, h, o, a, c) \ 343 __bs_nonsingle(rr,4,(t),(h),(o),(a),(c)) 344#define bus_space_read_region_8(t, h, o, a, c) \ 345 __bs_nonsingle(rr,8,(t),(h),(o),(a),(c)) 346 347#define bus_space_read_region_stream_1(t, h, o, a, c) \ 348 __bs_nonsingle_s(rr,1,(t),(h),(o),(a),(c)) 349#define bus_space_read_region_stream_2(t, h, o, a, c) \ 350 __bs_nonsingle_s(rr,2,(t),(h),(o),(a),(c)) 351#define bus_space_read_region_stream_4(t, h, o, a, c) \ 352 __bs_nonsingle_s(rr,4,(t),(h),(o),(a),(c)) 353#define bus_space_read_region_stream_8(t, h, o, a, c) \ 354 __bs_nonsingle_s(rr,8,(t),(h),(o),(a),(c)) 355 356 357/* 358 * Bus write (single) operations. 359 */ 360#define bus_space_write_1(t, h, o, v) __bs_ws(1,(t),(h),(o),(v)) 361#define bus_space_write_2(t, h, o, v) __bs_ws(2,(t),(h),(o),(v)) 362#define bus_space_write_4(t, h, o, v) __bs_ws(4,(t),(h),(o),(v)) 363#define bus_space_write_8(t, h, o, v) __bs_ws(8,(t),(h),(o),(v)) 364 365#define bus_space_write_stream_1(t, h, o, v) __bs_ws_s(1,(t),(h),(o),(v)) 366#define bus_space_write_stream_2(t, h, o, v) __bs_ws_s(2,(t),(h),(o),(v)) 367#define bus_space_write_stream_4(t, h, o, v) __bs_ws_s(4,(t),(h),(o),(v)) 368#define bus_space_write_stream_8(t, h, o, v) __bs_ws_s(8,(t),(h),(o),(v)) 369 370 371/* 372 * Bus write multiple operations. 373 */ 374#define bus_space_write_multi_1(t, h, o, a, c) \ 375 __bs_nonsingle(wm,1,(t),(h),(o),(a),(c)) 376#define bus_space_write_multi_2(t, h, o, a, c) \ 377 __bs_nonsingle(wm,2,(t),(h),(o),(a),(c)) 378#define bus_space_write_multi_4(t, h, o, a, c) \ 379 __bs_nonsingle(wm,4,(t),(h),(o),(a),(c)) 380#define bus_space_write_multi_8(t, h, o, a, c) \ 381 __bs_nonsingle(wm,8,(t),(h),(o),(a),(c)) 382 383#define bus_space_write_multi_stream_1(t, h, o, a, c) \ 384 __bs_nonsingle_s(wm,1,(t),(h),(o),(a),(c)) 385#define bus_space_write_multi_stream_2(t, h, o, a, c) \ 386 __bs_nonsingle_s(wm,2,(t),(h),(o),(a),(c)) 387#define bus_space_write_multi_stream_4(t, h, o, a, c) \ 388 __bs_nonsingle_s(wm,4,(t),(h),(o),(a),(c)) 389#define bus_space_write_multi_stream_8(t, h, o, a, c) \ 390 __bs_nonsingle_s(wm,8,(t),(h),(o),(a),(c)) 391 392 393/* 394 * Bus write region operations. 395 */ 396#define bus_space_write_region_1(t, h, o, a, c) \ 397 __bs_nonsingle(wr,1,(t),(h),(o),(a),(c)) 398#define bus_space_write_region_2(t, h, o, a, c) \ 399 __bs_nonsingle(wr,2,(t),(h),(o),(a),(c)) 400#define bus_space_write_region_4(t, h, o, a, c) \ 401 __bs_nonsingle(wr,4,(t),(h),(o),(a),(c)) 402#define bus_space_write_region_8(t, h, o, a, c) \ 403 __bs_nonsingle(wr,8,(t),(h),(o),(a),(c)) 404 405#define bus_space_write_region_stream_1(t, h, o, a, c) \ 406 __bs_nonsingle_s(wr,1,(t),(h),(o),(a),(c)) 407#define bus_space_write_region_stream_2(t, h, o, a, c) \ 408 __bs_nonsingle_s(wr,2,(t),(h),(o),(a),(c)) 409#define bus_space_write_region_stream_4(t, h, o, a, c) \ 410 __bs_nonsingle_s(wr,4,(t),(h),(o),(a),(c)) 411#define bus_space_write_region_stream_8(t, h, o, a, c) \ 412 __bs_nonsingle_s(wr,8,(t),(h),(o),(a),(c)) 413 414 415/* 416 * Set multiple operations. 417 */ 418#define bus_space_set_multi_1(t, h, o, v, c) \ 419 __bs_set(sm,1,(t),(h),(o),(v),(c)) 420#define bus_space_set_multi_2(t, h, o, v, c) \ 421 __bs_set(sm,2,(t),(h),(o),(v),(c)) 422#define bus_space_set_multi_4(t, h, o, v, c) \ 423 __bs_set(sm,4,(t),(h),(o),(v),(c)) 424#define bus_space_set_multi_8(t, h, o, v, c) \ 425 __bs_set(sm,8,(t),(h),(o),(v),(c)) 426 427 428/* 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/* 442 * Copy operations. 443 */ 444#define bus_space_copy_region_1(t, h1, o1, h2, o2, c) \ 445 __bs_copy(1, t, h1, o1, h2, o2, c) 446#define bus_space_copy_region_2(t, h1, o1, h2, o2, c) \ 447 __bs_copy(2, t, h1, o1, h2, o2, c) 448#define bus_space_copy_region_4(t, h1, o1, h2, o2, c) \ 449 __bs_copy(4, t, h1, o1, h2, o2, c) 450#define bus_space_copy_region_8(t, h1, o1, h2, o2, c) \ 451 __bs_copy(8, t, h1, o1, h2, o2, c) 452 453/* 454 * Macros to provide prototypes for all the functions used in the 455 * bus_space structure 456 */ 457 458#define bs_map_proto(f) \ 459int __bs_c(f,_bs_map) (void *t, bus_addr_t addr, \ 460 bus_size_t size, int cacheable, bus_space_handle_t *bshp); 461 462#define bs_unmap_proto(f) \ 463void __bs_c(f,_bs_unmap) (void *t, bus_space_handle_t bsh, \ 464 bus_size_t size); 465 466#define bs_subregion_proto(f) \ 467int __bs_c(f,_bs_subregion) (void *t, bus_space_handle_t bsh, \ 468 bus_size_t offset, bus_size_t size, \ 469 bus_space_handle_t *nbshp); 470 471#define bs_alloc_proto(f) \ 472int __bs_c(f,_bs_alloc) (void *t, bus_addr_t rstart, \ 473 bus_addr_t rend, bus_size_t size, bus_size_t align, \ 474 bus_size_t boundary, int cacheable, bus_addr_t *addrp, \ 475 bus_space_handle_t *bshp); 476 477#define bs_free_proto(f) \ 478void __bs_c(f,_bs_free) (void *t, bus_space_handle_t bsh, \ 479 bus_size_t size); 480 481#define bs_barrier_proto(f) \ 482void __bs_c(f,_bs_barrier) (void *t, bus_space_handle_t bsh, \ 483 bus_size_t offset, bus_size_t len, int flags); 484 485#define bs_r_1_proto(f) \ 486u_int8_t __bs_c(f,_bs_r_1) (void *t, bus_space_handle_t bsh, \ 487 bus_size_t offset); 488 489#define bs_r_2_proto(f) \ 490u_int16_t __bs_c(f,_bs_r_2) (void *t, bus_space_handle_t bsh, \ 491 bus_size_t offset); 492 493#define bs_r_4_proto(f) \ 494u_int32_t __bs_c(f,_bs_r_4) (void *t, bus_space_handle_t bsh, \ 495 bus_size_t offset); 496 497#define bs_r_8_proto(f) \ 498u_int64_t __bs_c(f,_bs_r_8) (void *t, bus_space_handle_t bsh, \ 499 bus_size_t offset); 500 501#define bs_r_1_s_proto(f) \ 502u_int8_t __bs_c(f,_bs_r_1_s) (void *t, bus_space_handle_t bsh, \ 503 bus_size_t offset); 504 505#define bs_r_2_s_proto(f) \ 506u_int16_t __bs_c(f,_bs_r_2_s) (void *t, bus_space_handle_t bsh, \ 507 bus_size_t offset); 508 509#define bs_r_4_s_proto(f) \ 510u_int32_t __bs_c(f,_bs_r_4_s) (void *t, bus_space_handle_t bsh, \ 511 bus_size_t offset); 512 513#define bs_w_1_proto(f) \ 514void __bs_c(f,_bs_w_1) (void *t, bus_space_handle_t bsh, \ 515 bus_size_t offset, u_int8_t value); 516 517#define bs_w_2_proto(f) \ 518void __bs_c(f,_bs_w_2) (void *t, bus_space_handle_t bsh, \ 519 bus_size_t offset, u_int16_t value); 520 521#define bs_w_4_proto(f) \ 522void __bs_c(f,_bs_w_4) (void *t, bus_space_handle_t bsh, \ 523 bus_size_t offset, u_int32_t value); 524 525#define bs_w_8_proto(f) \ 526void __bs_c(f,_bs_w_8) (void *t, bus_space_handle_t bsh, \ 527 bus_size_t offset, u_int64_t value); 528 529#define bs_w_1_s_proto(f) \ 530void __bs_c(f,_bs_w_1_s) (void *t, bus_space_handle_t bsh, \ 531 bus_size_t offset, u_int8_t value); 532 533#define bs_w_2_s_proto(f) \ 534void __bs_c(f,_bs_w_2_s) (void *t, bus_space_handle_t bsh, \ 535 bus_size_t offset, u_int16_t value); 536 537#define bs_w_4_s_proto(f) \ 538void __bs_c(f,_bs_w_4_s) (void *t, bus_space_handle_t bsh, \ 539 bus_size_t offset, u_int32_t value); 540 541#define bs_rm_1_proto(f) \ 542void __bs_c(f,_bs_rm_1) (void *t, bus_space_handle_t bsh, \ 543 bus_size_t offset, u_int8_t *addr, bus_size_t count); 544 545#define bs_rm_2_proto(f) \ 546void __bs_c(f,_bs_rm_2) (void *t, bus_space_handle_t bsh, \ 547 bus_size_t offset, u_int16_t *addr, bus_size_t count); 548 549#define bs_rm_4_proto(f) \ 550void __bs_c(f,_bs_rm_4) (void *t, bus_space_handle_t bsh, \ 551 bus_size_t offset, u_int32_t *addr, bus_size_t count); 552 553#define bs_rm_8_proto(f) \ 554void __bs_c(f,_bs_rm_8) (void *t, bus_space_handle_t bsh, \ 555 bus_size_t offset, u_int64_t *addr, bus_size_t count); 556 557#define bs_wm_1_proto(f) \ 558void __bs_c(f,_bs_wm_1) (void *t, bus_space_handle_t bsh, \ 559 bus_size_t offset, const u_int8_t *addr, bus_size_t count); 560 561#define bs_wm_2_proto(f) \ 562void __bs_c(f,_bs_wm_2) (void *t, bus_space_handle_t bsh, \ 563 bus_size_t offset, const u_int16_t *addr, bus_size_t count); 564 565#define bs_wm_4_proto(f) \ 566void __bs_c(f,_bs_wm_4) (void *t, bus_space_handle_t bsh, \ 567 bus_size_t offset, const u_int32_t *addr, bus_size_t count); 568 569#define bs_wm_8_proto(f) \ 570void __bs_c(f,_bs_wm_8) (void *t, bus_space_handle_t bsh, \ 571 bus_size_t offset, const u_int64_t *addr, bus_size_t count); 572 573#define bs_rr_1_proto(f) \ 574void __bs_c(f, _bs_rr_1) (void *t, bus_space_handle_t bsh, \ 575 bus_size_t offset, u_int8_t *addr, bus_size_t count); 576 577#define bs_rr_2_proto(f) \ 578void __bs_c(f, _bs_rr_2) (void *t, bus_space_handle_t bsh, \ 579 bus_size_t offset, u_int16_t *addr, bus_size_t count); 580 581#define bs_rr_4_proto(f) \ 582void __bs_c(f, _bs_rr_4) (void *t, bus_space_handle_t bsh, \ 583 bus_size_t offset, u_int32_t *addr, bus_size_t count); 584 585#define bs_rr_8_proto(f) \ 586void __bs_c(f, _bs_rr_8) (void *t, bus_space_handle_t bsh, \ 587 bus_size_t offset, u_int64_t *addr, bus_size_t count); 588 589#define bs_wr_1_proto(f) \ 590void __bs_c(f, _bs_wr_1) (void *t, bus_space_handle_t bsh, \ 591 bus_size_t offset, const u_int8_t *addr, bus_size_t count); 592 593#define bs_wr_2_proto(f) \ 594void __bs_c(f, _bs_wr_2) (void *t, bus_space_handle_t bsh, \ 595 bus_size_t offset, const u_int16_t *addr, bus_size_t count); 596 597#define bs_wr_4_proto(f) \ 598void __bs_c(f, _bs_wr_4) (void *t, bus_space_handle_t bsh, \ 599 bus_size_t offset, const u_int32_t *addr, bus_size_t count); 600 601#define bs_wr_8_proto(f) \ 602void __bs_c(f, _bs_wr_8) (void *t, bus_space_handle_t bsh, \ 603 bus_size_t offset, const u_int64_t *addr, bus_size_t count); 604 605#define bs_sm_1_proto(f) \ 606void __bs_c(f,_bs_sm_1) (void *t, bus_space_handle_t bsh, \ 607 bus_size_t offset, u_int8_t value, bus_size_t count); 608 609#define bs_sm_2_proto(f) \ 610void __bs_c(f,_bs_sm_2) (void *t, bus_space_handle_t bsh, \ 611 bus_size_t offset, u_int16_t value, bus_size_t count); 612 613#define bs_sm_4_proto(f) \ 614void __bs_c(f,_bs_sm_4) (void *t, bus_space_handle_t bsh, \ 615 bus_size_t offset, u_int32_t value, bus_size_t count); 616 617#define bs_sm_8_proto(f) \ 618void __bs_c(f,_bs_sm_8) (void *t, bus_space_handle_t bsh, \ 619 bus_size_t offset, u_int64_t value, bus_size_t count); 620 621#define bs_sr_1_proto(f) \ 622void __bs_c(f,_bs_sr_1) (void *t, bus_space_handle_t bsh, \ 623 bus_size_t offset, u_int8_t value, bus_size_t count); 624 625#define bs_sr_2_proto(f) \ 626void __bs_c(f,_bs_sr_2) (void *t, bus_space_handle_t bsh, \ 627 bus_size_t offset, u_int16_t value, bus_size_t count); 628 629#define bs_sr_4_proto(f) \ 630void __bs_c(f,_bs_sr_4) (void *t, bus_space_handle_t bsh, \ 631 bus_size_t offset, u_int32_t value, bus_size_t count); 632 633#define bs_sr_8_proto(f) \ 634void __bs_c(f,_bs_sr_8) (void *t, bus_space_handle_t bsh, \ 635 bus_size_t offset, u_int64_t value, bus_size_t count); 636 637#define bs_c_1_proto(f) \ 638void __bs_c(f,_bs_c_1) (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 bs_c_2_proto(f) \ 643void __bs_c(f,_bs_c_2) (void *t, bus_space_handle_t bsh1, \ 644 bus_size_t offset1, bus_space_handle_t bsh2, \ 645 bus_size_t offset2, bus_size_t count); 646 647#define bs_c_4_proto(f) \ 648void __bs_c(f,_bs_c_4) (void *t, bus_space_handle_t bsh1, \ 649 bus_size_t offset1, bus_space_handle_t bsh2, \ 650 bus_size_t offset2, bus_size_t count); 651 652#define bs_c_8_proto(f) \ 653void __bs_c(f,_bs_c_8) (void *t, bus_space_handle_t bsh1, \ 654 bus_size_t offset1, bus_space_handle_t bsh2, \ 655 bus_size_t offset2, bus_size_t count); 656 657#define DECLARE_BUS_SPACE_PROTOTYPES(f) \ 658 bs_map_proto(f); \ 659 bs_unmap_proto(f); \ 660 bs_subregion_proto(f); \ 661 bs_alloc_proto(f); \ 662 bs_free_proto(f); \ 663 bs_barrier_proto(f); \ 664 bs_r_1_proto(f); \ 665 bs_r_2_proto(f); \ 666 bs_r_4_proto(f); \ 667 bs_r_8_proto(f); \ 668 bs_r_1_s_proto(f); \ 669 bs_r_2_s_proto(f); \ 670 bs_r_4_s_proto(f); \ 671 bs_w_1_proto(f); \ 672 bs_w_2_proto(f); \ 673 bs_w_4_proto(f); \ 674 bs_w_8_proto(f); \ 675 bs_w_1_s_proto(f); \ 676 bs_w_2_s_proto(f); \ 677 bs_w_4_s_proto(f); \ 678 bs_rm_1_proto(f); \ 679 bs_rm_2_proto(f); \ 680 bs_rm_4_proto(f); \ 681 bs_rm_8_proto(f); \ 682 bs_wm_1_proto(f); \ 683 bs_wm_2_proto(f); \ 684 bs_wm_4_proto(f); \ 685 bs_wm_8_proto(f); \ 686 bs_rr_1_proto(f); \ 687 bs_rr_2_proto(f); \ 688 bs_rr_4_proto(f); \ 689 bs_rr_8_proto(f); \ 690 bs_wr_1_proto(f); \ 691 bs_wr_2_proto(f); \ 692 bs_wr_4_proto(f); \ 693 bs_wr_8_proto(f); \ 694 bs_sm_1_proto(f); \ 695 bs_sm_2_proto(f); \ 696 bs_sm_4_proto(f); \ 697 bs_sm_8_proto(f); \ 698 bs_sr_1_proto(f); \ 699 bs_sr_2_proto(f); \ 700 bs_sr_4_proto(f); \ 701 bs_sr_8_proto(f); \ 702 bs_c_1_proto(f); \ 703 bs_c_2_proto(f); \ 704 bs_c_4_proto(f); \ 705 bs_c_8_proto(f); 706 707#define BUS_SPACE_ALIGNED_POINTER(p, t) ALIGNED_POINTER(p, t) 708 709#define BUS_SPACE_MAXADDR_24BIT 0xFFFFFF 710#define BUS_SPACE_MAXSIZE_24BIT 0xFFFFFF 711 712#define BUS_SPACE_MAXADDR_32BIT 0xFFFFFFFF 713#define BUS_SPACE_MAXSIZE_32BIT 0xFFFFFFFF 714 715#if defined(__mips_n64) 716#define BUS_SPACE_MAXADDR 0xFFFFFFFFFFFFFFFFUL 717#define BUS_SPACE_MAXSIZE 0xFFFFFFFFFFFFFFFFUL 718#else 719#define BUS_SPACE_MAXADDR 0xFFFFFFFFUL 720#define BUS_SPACE_MAXSIZE 0xFFFFFFFFUL 721#endif 722 723 724#define BUS_SPACE_UNRESTRICTED (~0) 725 726/* 727 * declare generic bus space, it suits all needs in 728 */ 729DECLARE_BUS_SPACE_PROTOTYPES(generic); 730extern bus_space_tag_t mips_bus_space_generic; 731/* Special bus space for RMI processors */ 732#if defined(CPU_RMI) || defined (CPU_NLM) 733extern bus_space_tag_t rmi_bus_space; 734extern bus_space_tag_t rmi_pci_bus_space; 735extern bus_space_tag_t rmi_uart_bus_space; 736#endif 737 738#include <machine/bus_dma.h> 739 740#endif /* _MACHINE_BUS_H_ */ 741