bus.h revision 277460
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 * $FreeBSD: head/sys/arm/include/bus.h 277460 2015-01-21 01:06:08Z ian $ 64 */ 65 66#ifndef _MACHINE_BUS_H_ 67#define _MACHINE_BUS_H_ 68 69#include <machine/_bus.h> 70 71/* 72 * int bus_space_map (bus_space_tag_t t, bus_addr_t addr, 73 * bus_size_t size, int flags, bus_space_handle_t *bshp); 74 * 75 * Map a region of bus space. 76 */ 77 78#define BUS_SPACE_MAP_CACHEABLE 0x01 79#define BUS_SPACE_MAP_LINEAR 0x02 80#define BUS_SPACE_MAP_PREFETCHABLE 0x04 81 82struct bus_space { 83 /* cookie */ 84 void *bs_privdata; 85 86 /* mapping/unmapping */ 87 int (*bs_map) (bus_space_tag_t, bus_addr_t, bus_size_t, 88 int, bus_space_handle_t *); 89 void (*bs_unmap) (bus_space_tag_t, bus_space_handle_t, bus_size_t); 90 int (*bs_subregion) (bus_space_tag_t, bus_space_handle_t, 91 bus_size_t, bus_size_t, bus_space_handle_t *); 92 93 /* allocation/deallocation */ 94 int (*bs_alloc) (bus_space_tag_t, bus_addr_t, bus_addr_t, 95 bus_size_t, bus_size_t, bus_size_t, int, 96 bus_addr_t *, bus_space_handle_t *); 97 void (*bs_free) (bus_space_tag_t, bus_space_handle_t, 98 bus_size_t); 99 100 /* get kernel virtual address */ 101 /* barrier */ 102 void (*bs_barrier) (bus_space_tag_t, bus_space_handle_t, 103 bus_size_t, bus_size_t, int); 104 105 /* read (single) */ 106 uint8_t (*bs_r_1) (bus_space_tag_t, bus_space_handle_t, bus_size_t); 107 uint16_t (*bs_r_2) (bus_space_tag_t, bus_space_handle_t, bus_size_t); 108 uint32_t (*bs_r_4) (bus_space_tag_t, bus_space_handle_t, bus_size_t); 109 uint64_t (*bs_r_8) (bus_space_tag_t, bus_space_handle_t, bus_size_t); 110 111 /* read multiple */ 112 void (*bs_rm_1) (bus_space_tag_t, bus_space_handle_t, bus_size_t, 113 uint8_t *, bus_size_t); 114 void (*bs_rm_2) (bus_space_tag_t, bus_space_handle_t, bus_size_t, 115 uint16_t *, bus_size_t); 116 void (*bs_rm_4) (bus_space_tag_t, bus_space_handle_t, 117 bus_size_t, uint32_t *, bus_size_t); 118 void (*bs_rm_8) (bus_space_tag_t, bus_space_handle_t, 119 bus_size_t, uint64_t *, bus_size_t); 120 121 /* read region */ 122 void (*bs_rr_1) (bus_space_tag_t, bus_space_handle_t, 123 bus_size_t, uint8_t *, bus_size_t); 124 void (*bs_rr_2) (bus_space_tag_t, bus_space_handle_t, 125 bus_size_t, uint16_t *, bus_size_t); 126 void (*bs_rr_4) (bus_space_tag_t, bus_space_handle_t, 127 bus_size_t, uint32_t *, bus_size_t); 128 void (*bs_rr_8) (bus_space_tag_t, bus_space_handle_t, 129 bus_size_t, uint64_t *, bus_size_t); 130 131 /* write (single) */ 132 void (*bs_w_1) (bus_space_tag_t, bus_space_handle_t, 133 bus_size_t, uint8_t); 134 void (*bs_w_2) (bus_space_tag_t, bus_space_handle_t, 135 bus_size_t, uint16_t); 136 void (*bs_w_4) (bus_space_tag_t, bus_space_handle_t, 137 bus_size_t, uint32_t); 138 void (*bs_w_8) (bus_space_tag_t, bus_space_handle_t, 139 bus_size_t, uint64_t); 140 141 /* write multiple */ 142 void (*bs_wm_1) (bus_space_tag_t, bus_space_handle_t, 143 bus_size_t, const uint8_t *, bus_size_t); 144 void (*bs_wm_2) (bus_space_tag_t, bus_space_handle_t, 145 bus_size_t, const uint16_t *, bus_size_t); 146 void (*bs_wm_4) (bus_space_tag_t, bus_space_handle_t, 147 bus_size_t, const uint32_t *, bus_size_t); 148 void (*bs_wm_8) (bus_space_tag_t, bus_space_handle_t, 149 bus_size_t, const uint64_t *, bus_size_t); 150 151 /* write region */ 152 void (*bs_wr_1) (bus_space_tag_t, bus_space_handle_t, 153 bus_size_t, const uint8_t *, bus_size_t); 154 void (*bs_wr_2) (bus_space_tag_t, bus_space_handle_t, 155 bus_size_t, const uint16_t *, bus_size_t); 156 void (*bs_wr_4) (bus_space_tag_t, bus_space_handle_t, 157 bus_size_t, const uint32_t *, bus_size_t); 158 void (*bs_wr_8) (bus_space_tag_t, bus_space_handle_t, 159 bus_size_t, const uint64_t *, bus_size_t); 160 161 /* set multiple */ 162 void (*bs_sm_1) (bus_space_tag_t, bus_space_handle_t, 163 bus_size_t, uint8_t, bus_size_t); 164 void (*bs_sm_2) (bus_space_tag_t, bus_space_handle_t, 165 bus_size_t, uint16_t, bus_size_t); 166 void (*bs_sm_4) (bus_space_tag_t, bus_space_handle_t, 167 bus_size_t, uint32_t, bus_size_t); 168 void (*bs_sm_8) (bus_space_tag_t, bus_space_handle_t, 169 bus_size_t, uint64_t, bus_size_t); 170 171 /* set region */ 172 void (*bs_sr_1) (bus_space_tag_t, bus_space_handle_t, 173 bus_size_t, uint8_t, bus_size_t); 174 void (*bs_sr_2) (bus_space_tag_t, bus_space_handle_t, 175 bus_size_t, uint16_t, bus_size_t); 176 void (*bs_sr_4) (bus_space_tag_t, bus_space_handle_t, 177 bus_size_t, uint32_t, bus_size_t); 178 void (*bs_sr_8) (bus_space_tag_t, bus_space_handle_t, 179 bus_size_t, uint64_t, bus_size_t); 180 181 /* copy */ 182 void (*bs_c_1) (bus_space_tag_t, bus_space_handle_t, bus_size_t, 183 bus_space_handle_t, bus_size_t, bus_size_t); 184 void (*bs_c_2) (bus_space_tag_t, bus_space_handle_t, bus_size_t, 185 bus_space_handle_t, bus_size_t, bus_size_t); 186 void (*bs_c_4) (bus_space_tag_t, bus_space_handle_t, bus_size_t, 187 bus_space_handle_t, bus_size_t, bus_size_t); 188 void (*bs_c_8) (bus_space_tag_t, bus_space_handle_t, bus_size_t, 189 bus_space_handle_t, bus_size_t, bus_size_t); 190 191 /* read stream (single) */ 192 uint8_t (*bs_r_1_s) (bus_space_tag_t, bus_space_handle_t, bus_size_t); 193 uint16_t (*bs_r_2_s) (bus_space_tag_t, bus_space_handle_t, bus_size_t); 194 uint32_t (*bs_r_4_s) (bus_space_tag_t, bus_space_handle_t, bus_size_t); 195 uint64_t (*bs_r_8_s) (bus_space_tag_t, bus_space_handle_t, bus_size_t); 196 197 /* read multiple stream */ 198 void (*bs_rm_1_s) (bus_space_tag_t, bus_space_handle_t, bus_size_t, 199 uint8_t *, bus_size_t); 200 void (*bs_rm_2_s) (bus_space_tag_t, bus_space_handle_t, bus_size_t, 201 uint16_t *, bus_size_t); 202 void (*bs_rm_4_s) (bus_space_tag_t, bus_space_handle_t, 203 bus_size_t, uint32_t *, bus_size_t); 204 void (*bs_rm_8_s) (bus_space_tag_t, bus_space_handle_t, 205 bus_size_t, uint64_t *, bus_size_t); 206 207 /* read region stream */ 208 void (*bs_rr_1_s) (bus_space_tag_t, bus_space_handle_t, 209 bus_size_t, uint8_t *, bus_size_t); 210 void (*bs_rr_2_s) (bus_space_tag_t, bus_space_handle_t, 211 bus_size_t, uint16_t *, bus_size_t); 212 void (*bs_rr_4_s) (bus_space_tag_t, bus_space_handle_t, 213 bus_size_t, uint32_t *, bus_size_t); 214 void (*bs_rr_8_s) (bus_space_tag_t, bus_space_handle_t, 215 bus_size_t, uint64_t *, bus_size_t); 216 217 /* write stream (single) */ 218 void (*bs_w_1_s) (bus_space_tag_t, bus_space_handle_t, 219 bus_size_t, uint8_t); 220 void (*bs_w_2_s) (bus_space_tag_t, bus_space_handle_t, 221 bus_size_t, uint16_t); 222 void (*bs_w_4_s) (bus_space_tag_t, bus_space_handle_t, 223 bus_size_t, uint32_t); 224 void (*bs_w_8_s) (bus_space_tag_t, bus_space_handle_t, 225 bus_size_t, uint64_t); 226 227 /* write multiple stream */ 228 void (*bs_wm_1_s) (bus_space_tag_t, bus_space_handle_t, 229 bus_size_t, const uint8_t *, bus_size_t); 230 void (*bs_wm_2_s) (bus_space_tag_t, bus_space_handle_t, 231 bus_size_t, const uint16_t *, bus_size_t); 232 void (*bs_wm_4_s) (bus_space_tag_t, bus_space_handle_t, 233 bus_size_t, const uint32_t *, bus_size_t); 234 void (*bs_wm_8_s) (bus_space_tag_t, bus_space_handle_t, 235 bus_size_t, const uint64_t *, bus_size_t); 236 237 /* write region stream */ 238 void (*bs_wr_1_s) (bus_space_tag_t, bus_space_handle_t, 239 bus_size_t, const uint8_t *, bus_size_t); 240 void (*bs_wr_2_s) (bus_space_tag_t, bus_space_handle_t, 241 bus_size_t, const uint16_t *, bus_size_t); 242 void (*bs_wr_4_s) (bus_space_tag_t, bus_space_handle_t, 243 bus_size_t, const uint32_t *, bus_size_t); 244 void (*bs_wr_8_s) (bus_space_tag_t, bus_space_handle_t, 245 bus_size_t, const uint64_t *, bus_size_t); 246}; 247 248 249/* 250 * Utility macros; INTERNAL USE ONLY. 251 */ 252#define __bs_c(a,b) __CONCAT(a,b) 253#define __bs_opname(op,size) __bs_c(__bs_c(__bs_c(bs_,op),_),size) 254 255#define __bs_nonsingle(type, sz, t, h, o, a, c) \ 256 (*(t)->__bs_opname(type,sz))((t), h, o, a, c) 257#define __bs_set(type, sz, t, h, o, v, c) \ 258 (*(t)->__bs_opname(type,sz))((t), h, o, v, c) 259#define __bs_copy(sz, t, h1, o1, h2, o2, cnt) \ 260 (*(t)->__bs_opname(c,sz))((t), 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), h, o) 265#define __bs_ws_s(sz, t, h, o, v) \ 266 (*(t)->__bs_opname_s(w,sz))((t), h, o, v) 267#define __bs_nonsingle_s(type, sz, t, h, o, a, c) \ 268 (*(t)->__bs_opname_s(type,sz))((t), h, o, a, c) 269 270 271#define __generate_inline_bs_rs(IFN, MBR, TYP) \ 272 static inline TYP \ 273 IFN(bus_space_tag_t t, bus_space_handle_t h, bus_size_t o) \ 274 { \ 275 \ 276 if (__predict_true(t->MBR == NULL)) \ 277 return (*(volatile TYP *)(h + o)); \ 278 else \ 279 return (t->MBR(t, h, o)); \ 280 } 281 282#define __generate_inline_bs_ws(IFN, MBR, TYP) \ 283 static inline void \ 284 IFN(bus_space_tag_t t, bus_space_handle_t h, bus_size_t o, TYP v)\ 285 { \ 286 \ 287 if (__predict_true(t->MBR == NULL)) \ 288 *(volatile TYP *)(h + o) = v; \ 289 else \ 290 t->MBR(t, h, o, v); \ 291 } 292 293/* 294 * Mapping and unmapping operations. 295 */ 296#define bus_space_map(t, a, s, c, hp) \ 297 (*(t)->bs_map)((t), (a), (s), (c), (hp)) 298#define bus_space_unmap(t, h, s) \ 299 (*(t)->bs_unmap)((t), (h), (s)) 300#define bus_space_subregion(t, h, o, s, hp) \ 301 (*(t)->bs_subregion)((t), (h), (o), (s), (hp)) 302 303 304/* 305 * Allocation and deallocation operations. 306 */ 307#define bus_space_alloc(t, rs, re, s, a, b, c, ap, hp) \ 308 (*(t)->bs_alloc)((t), (rs), (re), (s), (a), (b), \ 309 (c), (ap), (hp)) 310#define bus_space_free(t, h, s) \ 311 (*(t)->bs_free)((t), (h), (s)) 312 313/* 314 * Bus barrier operations. 315 */ 316#define bus_space_barrier(t, h, o, l, f) \ 317 (*(t)->bs_barrier)((t), (h), (o), (l), (f)) 318 319#define BUS_SPACE_BARRIER_READ 0x01 320#define BUS_SPACE_BARRIER_WRITE 0x02 321 322/* 323 * Bus read (single) operations. 324 */ 325__generate_inline_bs_rs(bus_space_read_1, bs_r_1, uint8_t); 326__generate_inline_bs_rs(bus_space_read_2, bs_r_2, uint16_t); 327__generate_inline_bs_rs(bus_space_read_4, bs_r_4, uint32_t); 328__generate_inline_bs_rs(bus_space_read_8, bs_r_8, uint64_t); 329 330__generate_inline_bs_rs(bus_space_read_stream_1, bs_r_1_s, uint8_t); 331__generate_inline_bs_rs(bus_space_read_stream_2, bs_r_2_s, uint16_t); 332__generate_inline_bs_rs(bus_space_read_stream_4, bs_r_4_s, uint32_t); 333__generate_inline_bs_rs(bus_space_read_stream_8, bs_r_8_s, uint64_t); 334 335/* 336 * Bus read multiple operations. 337 */ 338#define bus_space_read_multi_1(t, h, o, a, c) \ 339 __bs_nonsingle(rm,1,(t),(h),(o),(a),(c)) 340#define bus_space_read_multi_2(t, h, o, a, c) \ 341 __bs_nonsingle(rm,2,(t),(h),(o),(a),(c)) 342#define bus_space_read_multi_4(t, h, o, a, c) \ 343 __bs_nonsingle(rm,4,(t),(h),(o),(a),(c)) 344#define bus_space_read_multi_8(t, h, o, a, c) \ 345 __bs_nonsingle(rm,8,(t),(h),(o),(a),(c)) 346 347#define bus_space_read_multi_stream_1(t, h, o, a, c) \ 348 __bs_nonsingle_s(rm,1,(t),(h),(o),(a),(c)) 349#define bus_space_read_multi_stream_2(t, h, o, a, c) \ 350 __bs_nonsingle_s(rm,2,(t),(h),(o),(a),(c)) 351#define bus_space_read_multi_stream_4(t, h, o, a, c) \ 352 __bs_nonsingle_s(rm,4,(t),(h),(o),(a),(c)) 353#define bus_space_read_multi_stream_8(t, h, o, a, c) \ 354 __bs_nonsingle_s(rm,8,(t),(h),(o),(a),(c)) 355 356 357/* 358 * Bus read region operations. 359 */ 360#define bus_space_read_region_1(t, h, o, a, c) \ 361 __bs_nonsingle(rr,1,(t),(h),(o),(a),(c)) 362#define bus_space_read_region_2(t, h, o, a, c) \ 363 __bs_nonsingle(rr,2,(t),(h),(o),(a),(c)) 364#define bus_space_read_region_4(t, h, o, a, c) \ 365 __bs_nonsingle(rr,4,(t),(h),(o),(a),(c)) 366#define bus_space_read_region_8(t, h, o, a, c) \ 367 __bs_nonsingle(rr,8,(t),(h),(o),(a),(c)) 368 369#define bus_space_read_region_stream_1(t, h, o, a, c) \ 370 __bs_nonsingle_s(rr,1,(t),(h),(o),(a),(c)) 371#define bus_space_read_region_stream_2(t, h, o, a, c) \ 372 __bs_nonsingle_s(rr,2,(t),(h),(o),(a),(c)) 373#define bus_space_read_region_stream_4(t, h, o, a, c) \ 374 __bs_nonsingle_s(rr,4,(t),(h),(o),(a),(c)) 375#define bus_space_read_region_stream_8(t, h, o, a, c) \ 376 __bs_nonsingle_s(rr,8,(t),(h),(o),(a),(c)) 377 378 379/* 380 * Bus write (single) operations. 381 */ 382__generate_inline_bs_ws(bus_space_write_1, bs_w_1, uint8_t); 383__generate_inline_bs_ws(bus_space_write_2, bs_w_2, uint16_t); 384__generate_inline_bs_ws(bus_space_write_4, bs_w_4, uint32_t); 385__generate_inline_bs_ws(bus_space_write_8, bs_w_8, uint64_t); 386 387__generate_inline_bs_ws(bus_space_write_stream_1, bs_w_1_s, uint8_t); 388__generate_inline_bs_ws(bus_space_write_stream_2, bs_w_2_s, uint16_t); 389__generate_inline_bs_ws(bus_space_write_stream_4, bs_w_4_s, uint32_t); 390__generate_inline_bs_ws(bus_space_write_stream_8, bs_w_8_s, uint64_t); 391 392 393/* 394 * Bus write multiple operations. 395 */ 396#define bus_space_write_multi_1(t, h, o, a, c) \ 397 __bs_nonsingle(wm,1,(t),(h),(o),(a),(c)) 398#define bus_space_write_multi_2(t, h, o, a, c) \ 399 __bs_nonsingle(wm,2,(t),(h),(o),(a),(c)) 400#define bus_space_write_multi_4(t, h, o, a, c) \ 401 __bs_nonsingle(wm,4,(t),(h),(o),(a),(c)) 402#define bus_space_write_multi_8(t, h, o, a, c) \ 403 __bs_nonsingle(wm,8,(t),(h),(o),(a),(c)) 404 405#define bus_space_write_multi_stream_1(t, h, o, a, c) \ 406 __bs_nonsingle_s(wm,1,(t),(h),(o),(a),(c)) 407#define bus_space_write_multi_stream_2(t, h, o, a, c) \ 408 __bs_nonsingle_s(wm,2,(t),(h),(o),(a),(c)) 409#define bus_space_write_multi_stream_4(t, h, o, a, c) \ 410 __bs_nonsingle_s(wm,4,(t),(h),(o),(a),(c)) 411#define bus_space_write_multi_stream_8(t, h, o, a, c) \ 412 __bs_nonsingle_s(wm,8,(t),(h),(o),(a),(c)) 413 414 415/* 416 * Bus write region operations. 417 */ 418#define bus_space_write_region_1(t, h, o, a, c) \ 419 __bs_nonsingle(wr,1,(t),(h),(o),(a),(c)) 420#define bus_space_write_region_2(t, h, o, a, c) \ 421 __bs_nonsingle(wr,2,(t),(h),(o),(a),(c)) 422#define bus_space_write_region_4(t, h, o, a, c) \ 423 __bs_nonsingle(wr,4,(t),(h),(o),(a),(c)) 424#define bus_space_write_region_8(t, h, o, a, c) \ 425 __bs_nonsingle(wr,8,(t),(h),(o),(a),(c)) 426 427#define bus_space_write_region_stream_1(t, h, o, a, c) \ 428 __bs_nonsingle_s(wr,1,(t),(h),(o),(a),(c)) 429#define bus_space_write_region_stream_2(t, h, o, a, c) \ 430 __bs_nonsingle_s(wr,2,(t),(h),(o),(a),(c)) 431#define bus_space_write_region_stream_4(t, h, o, a, c) \ 432 __bs_nonsingle_s(wr,4,(t),(h),(o),(a),(c)) 433#define bus_space_write_region_stream_8(t, h, o, a, c) \ 434 __bs_nonsingle_s(wr,8,(t),(h),(o),(a),(c)) 435 436 437/* 438 * Set multiple operations. 439 */ 440#define bus_space_set_multi_1(t, h, o, v, c) \ 441 __bs_set(sm,1,(t),(h),(o),(v),(c)) 442#define bus_space_set_multi_2(t, h, o, v, c) \ 443 __bs_set(sm,2,(t),(h),(o),(v),(c)) 444#define bus_space_set_multi_4(t, h, o, v, c) \ 445 __bs_set(sm,4,(t),(h),(o),(v),(c)) 446#define bus_space_set_multi_8(t, h, o, v, c) \ 447 __bs_set(sm,8,(t),(h),(o),(v),(c)) 448 449 450/* 451 * Set region operations. 452 */ 453#define bus_space_set_region_1(t, h, o, v, c) \ 454 __bs_set(sr,1,(t),(h),(o),(v),(c)) 455#define bus_space_set_region_2(t, h, o, v, c) \ 456 __bs_set(sr,2,(t),(h),(o),(v),(c)) 457#define bus_space_set_region_4(t, h, o, v, c) \ 458 __bs_set(sr,4,(t),(h),(o),(v),(c)) 459#define bus_space_set_region_8(t, h, o, v, c) \ 460 __bs_set(sr,8,(t),(h),(o),(v),(c)) 461 462 463/* 464 * Copy operations. 465 */ 466#define bus_space_copy_region_1(t, h1, o1, h2, o2, c) \ 467 __bs_copy(1, t, h1, o1, h2, o2, c) 468#define bus_space_copy_region_2(t, h1, o1, h2, o2, c) \ 469 __bs_copy(2, t, h1, o1, h2, o2, c) 470#define bus_space_copy_region_4(t, h1, o1, h2, o2, c) \ 471 __bs_copy(4, t, h1, o1, h2, o2, c) 472#define bus_space_copy_region_8(t, h1, o1, h2, o2, c) \ 473 __bs_copy(8, t, h1, o1, h2, o2, c) 474 475/* 476 * Macros to provide prototypes for all the functions used in the 477 * bus_space structure 478 */ 479 480#define bs_map_proto(f) \ 481int __bs_c(f,_bs_map) (bus_space_tag_t t, bus_addr_t addr, \ 482 bus_size_t size, int cacheable, bus_space_handle_t *bshp); 483 484#define bs_unmap_proto(f) \ 485void __bs_c(f,_bs_unmap) (bus_space_tag_t t, bus_space_handle_t bsh, \ 486 bus_size_t size); 487 488#define bs_subregion_proto(f) \ 489int __bs_c(f,_bs_subregion) (bus_space_tag_t t, bus_space_handle_t bsh, \ 490 bus_size_t offset, bus_size_t size, \ 491 bus_space_handle_t *nbshp); 492 493#define bs_alloc_proto(f) \ 494int __bs_c(f,_bs_alloc) (bus_space_tag_t t, bus_addr_t rstart, \ 495 bus_addr_t rend, bus_size_t size, bus_size_t align, \ 496 bus_size_t boundary, int cacheable, bus_addr_t *addrp, \ 497 bus_space_handle_t *bshp); 498 499#define bs_free_proto(f) \ 500void __bs_c(f,_bs_free) (bus_space_tag_t t, bus_space_handle_t bsh, \ 501 bus_size_t size); 502 503#define bs_mmap_proto(f) \ 504int __bs_c(f,_bs_mmap) (struct cdev *, vm_offset_t, vm_paddr_t *, int); 505 506#define bs_barrier_proto(f) \ 507void __bs_c(f,_bs_barrier) (bus_space_tag_t t, bus_space_handle_t bsh, \ 508 bus_size_t offset, bus_size_t len, int flags); 509 510#define bs_r_1_proto(f) \ 511uint8_t __bs_c(f,_bs_r_1) (bus_space_tag_t t, bus_space_handle_t bsh, \ 512 bus_size_t offset); 513 514#define bs_r_2_proto(f) \ 515uint16_t __bs_c(f,_bs_r_2) (bus_space_tag_t t, bus_space_handle_t bsh, \ 516 bus_size_t offset); 517 518#define bs_r_4_proto(f) \ 519uint32_t __bs_c(f,_bs_r_4) (bus_space_tag_t t, bus_space_handle_t bsh, \ 520 bus_size_t offset); 521 522#define bs_r_8_proto(f) \ 523uint64_t __bs_c(f,_bs_r_8) (bus_space_tag_t t, bus_space_handle_t bsh, \ 524 bus_size_t offset); 525 526#define bs_r_1_s_proto(f) \ 527uint8_t __bs_c(f,_bs_r_1_s) (bus_space_tag_t t, bus_space_handle_t bsh, \ 528 bus_size_t offset); 529 530#define bs_r_2_s_proto(f) \ 531uint16_t __bs_c(f,_bs_r_2_s) (bus_space_tag_t t, bus_space_handle_t bsh, \ 532 bus_size_t offset); 533 534#define bs_r_4_s_proto(f) \ 535uint32_t __bs_c(f,_bs_r_4_s) (bus_space_tag_t t, bus_space_handle_t bsh, \ 536 bus_size_t offset); 537 538#define bs_w_1_proto(f) \ 539void __bs_c(f,_bs_w_1) (bus_space_tag_t t, bus_space_handle_t bsh, \ 540 bus_size_t offset, uint8_t value); 541 542#define bs_w_2_proto(f) \ 543void __bs_c(f,_bs_w_2) (bus_space_tag_t t, bus_space_handle_t bsh, \ 544 bus_size_t offset, uint16_t value); 545 546#define bs_w_4_proto(f) \ 547void __bs_c(f,_bs_w_4) (bus_space_tag_t t, bus_space_handle_t bsh, \ 548 bus_size_t offset, uint32_t value); 549 550#define bs_w_8_proto(f) \ 551void __bs_c(f,_bs_w_8) (bus_space_tag_t t, bus_space_handle_t bsh, \ 552 bus_size_t offset, uint64_t value); 553 554#define bs_w_1_s_proto(f) \ 555void __bs_c(f,_bs_w_1_s) (bus_space_tag_t t, bus_space_handle_t bsh, \ 556 bus_size_t offset, uint8_t value); 557 558#define bs_w_2_s_proto(f) \ 559void __bs_c(f,_bs_w_2_s) (bus_space_tag_t t, bus_space_handle_t bsh, \ 560 bus_size_t offset, uint16_t value); 561 562#define bs_w_4_s_proto(f) \ 563void __bs_c(f,_bs_w_4_s) (bus_space_tag_t t, bus_space_handle_t bsh, \ 564 bus_size_t offset, uint32_t value); 565 566#define bs_rm_1_proto(f) \ 567void __bs_c(f,_bs_rm_1) (bus_space_tag_t t, bus_space_handle_t bsh, \ 568 bus_size_t offset, uint8_t *addr, bus_size_t count); 569 570#define bs_rm_2_proto(f) \ 571void __bs_c(f,_bs_rm_2) (bus_space_tag_t t, bus_space_handle_t bsh, \ 572 bus_size_t offset, uint16_t *addr, bus_size_t count); 573 574#define bs_rm_4_proto(f) \ 575void __bs_c(f,_bs_rm_4) (bus_space_tag_t t, bus_space_handle_t bsh, \ 576 bus_size_t offset, uint32_t *addr, bus_size_t count); 577 578#define bs_rm_8_proto(f) \ 579void __bs_c(f,_bs_rm_8) (bus_space_tag_t t, bus_space_handle_t bsh, \ 580 bus_size_t offset, uint64_t *addr, bus_size_t count); 581 582#define bs_wm_1_proto(f) \ 583void __bs_c(f,_bs_wm_1) (bus_space_tag_t t, bus_space_handle_t bsh, \ 584 bus_size_t offset, const uint8_t *addr, bus_size_t count); 585 586#define bs_wm_2_proto(f) \ 587void __bs_c(f,_bs_wm_2) (bus_space_tag_t t, bus_space_handle_t bsh, \ 588 bus_size_t offset, const uint16_t *addr, bus_size_t count); 589 590#define bs_wm_4_proto(f) \ 591void __bs_c(f,_bs_wm_4) (bus_space_tag_t t, bus_space_handle_t bsh, \ 592 bus_size_t offset, const uint32_t *addr, bus_size_t count); 593 594#define bs_wm_8_proto(f) \ 595void __bs_c(f,_bs_wm_8) (bus_space_tag_t t, bus_space_handle_t bsh, \ 596 bus_size_t offset, const uint64_t *addr, bus_size_t count); 597 598#define bs_rr_1_proto(f) \ 599void __bs_c(f, _bs_rr_1) (bus_space_tag_t t, bus_space_handle_t bsh, \ 600 bus_size_t offset, uint8_t *addr, bus_size_t count); 601 602#define bs_rr_2_proto(f) \ 603void __bs_c(f, _bs_rr_2) (bus_space_tag_t t, bus_space_handle_t bsh, \ 604 bus_size_t offset, uint16_t *addr, bus_size_t count); 605 606#define bs_rr_4_proto(f) \ 607void __bs_c(f, _bs_rr_4) (bus_space_tag_t t, bus_space_handle_t bsh, \ 608 bus_size_t offset, uint32_t *addr, bus_size_t count); 609 610#define bs_rr_8_proto(f) \ 611void __bs_c(f, _bs_rr_8) (bus_space_tag_t t, bus_space_handle_t bsh, \ 612 bus_size_t offset, uint64_t *addr, bus_size_t count); 613 614#define bs_wr_1_proto(f) \ 615void __bs_c(f, _bs_wr_1) (bus_space_tag_t t, bus_space_handle_t bsh, \ 616 bus_size_t offset, const uint8_t *addr, bus_size_t count); 617 618#define bs_wr_2_proto(f) \ 619void __bs_c(f, _bs_wr_2) (bus_space_tag_t t, bus_space_handle_t bsh, \ 620 bus_size_t offset, const uint16_t *addr, bus_size_t count); 621 622#define bs_wr_4_proto(f) \ 623void __bs_c(f, _bs_wr_4) (bus_space_tag_t t, bus_space_handle_t bsh, \ 624 bus_size_t offset, const uint32_t *addr, bus_size_t count); 625 626#define bs_wr_8_proto(f) \ 627void __bs_c(f, _bs_wr_8) (bus_space_tag_t t, bus_space_handle_t bsh, \ 628 bus_size_t offset, const uint64_t *addr, bus_size_t count); 629 630#define bs_sm_1_proto(f) \ 631void __bs_c(f,_bs_sm_1) (bus_space_tag_t t, bus_space_handle_t bsh, \ 632 bus_size_t offset, uint8_t value, bus_size_t count); 633 634#define bs_sm_2_proto(f) \ 635void __bs_c(f,_bs_sm_2) (bus_space_tag_t t, bus_space_handle_t bsh, \ 636 bus_size_t offset, uint16_t value, bus_size_t count); 637 638#define bs_sm_4_proto(f) \ 639void __bs_c(f,_bs_sm_4) (bus_space_tag_t t, bus_space_handle_t bsh, \ 640 bus_size_t offset, uint32_t value, bus_size_t count); 641 642#define bs_sm_8_proto(f) \ 643void __bs_c(f,_bs_sm_8) (bus_space_tag_t t, bus_space_handle_t bsh, \ 644 bus_size_t offset, uint64_t value, bus_size_t count); 645 646#define bs_sr_1_proto(f) \ 647void __bs_c(f,_bs_sr_1) (bus_space_tag_t t, bus_space_handle_t bsh, \ 648 bus_size_t offset, uint8_t value, bus_size_t count); 649 650#define bs_sr_2_proto(f) \ 651void __bs_c(f,_bs_sr_2) (bus_space_tag_t t, bus_space_handle_t bsh, \ 652 bus_size_t offset, uint16_t value, bus_size_t count); 653 654#define bs_sr_4_proto(f) \ 655void __bs_c(f,_bs_sr_4) (bus_space_tag_t t, bus_space_handle_t bsh, \ 656 bus_size_t offset, uint32_t value, bus_size_t count); 657 658#define bs_sr_8_proto(f) \ 659void __bs_c(f,_bs_sr_8) (bus_space_tag_t t, bus_space_handle_t bsh, \ 660 bus_size_t offset, uint64_t value, bus_size_t count); 661 662#define bs_c_1_proto(f) \ 663void __bs_c(f,_bs_c_1) (bus_space_tag_t t, bus_space_handle_t bsh1, \ 664 bus_size_t offset1, bus_space_handle_t bsh2, \ 665 bus_size_t offset2, bus_size_t count); 666 667#define bs_c_2_proto(f) \ 668void __bs_c(f,_bs_c_2) (bus_space_tag_t t, bus_space_handle_t bsh1, \ 669 bus_size_t offset1, bus_space_handle_t bsh2, \ 670 bus_size_t offset2, bus_size_t count); 671 672#define bs_c_4_proto(f) \ 673void __bs_c(f,_bs_c_4) (bus_space_tag_t t, bus_space_handle_t bsh1, \ 674 bus_size_t offset1, bus_space_handle_t bsh2, \ 675 bus_size_t offset2, bus_size_t count); 676 677#define bs_c_8_proto(f) \ 678void __bs_c(f,_bs_c_8) (bus_space_tag_t t, bus_space_handle_t bsh1, \ 679 bus_size_t offset1, bus_space_handle_t bsh2, \ 680 bus_size_t offset2, bus_size_t count); 681 682#define bs_protos(f) \ 683bs_map_proto(f); \ 684bs_unmap_proto(f); \ 685bs_subregion_proto(f); \ 686bs_alloc_proto(f); \ 687bs_free_proto(f); \ 688bs_mmap_proto(f); \ 689bs_barrier_proto(f); \ 690bs_r_1_proto(f); \ 691bs_r_2_proto(f); \ 692bs_r_4_proto(f); \ 693bs_r_8_proto(f); \ 694bs_r_1_s_proto(f); \ 695bs_r_2_s_proto(f); \ 696bs_r_4_s_proto(f); \ 697bs_w_1_proto(f); \ 698bs_w_2_proto(f); \ 699bs_w_4_proto(f); \ 700bs_w_8_proto(f); \ 701bs_w_1_s_proto(f); \ 702bs_w_2_s_proto(f); \ 703bs_w_4_s_proto(f); \ 704bs_rm_1_proto(f); \ 705bs_rm_2_proto(f); \ 706bs_rm_4_proto(f); \ 707bs_rm_8_proto(f); \ 708bs_wm_1_proto(f); \ 709bs_wm_2_proto(f); \ 710bs_wm_4_proto(f); \ 711bs_wm_8_proto(f); \ 712bs_rr_1_proto(f); \ 713bs_rr_2_proto(f); \ 714bs_rr_4_proto(f); \ 715bs_rr_8_proto(f); \ 716bs_wr_1_proto(f); \ 717bs_wr_2_proto(f); \ 718bs_wr_4_proto(f); \ 719bs_wr_8_proto(f); \ 720bs_sm_1_proto(f); \ 721bs_sm_2_proto(f); \ 722bs_sm_4_proto(f); \ 723bs_sm_8_proto(f); \ 724bs_sr_1_proto(f); \ 725bs_sr_2_proto(f); \ 726bs_sr_4_proto(f); \ 727bs_sr_8_proto(f); \ 728bs_c_1_proto(f); \ 729bs_c_2_proto(f); \ 730bs_c_4_proto(f); \ 731bs_c_8_proto(f); 732 733#define BUS_SPACE_ALIGNED_POINTER(p, t) ALIGNED_POINTER(p, t) 734 735#define BUS_SPACE_MAXADDR_24BIT 0xFFFFFF 736#define BUS_SPACE_MAXADDR_32BIT 0xFFFFFFFF 737#define BUS_SPACE_MAXADDR 0xFFFFFFFF 738#define BUS_SPACE_MAXSIZE_24BIT 0xFFFFFF 739#define BUS_SPACE_MAXSIZE_32BIT 0xFFFFFFFF 740#define BUS_SPACE_MAXSIZE 0xFFFFFFFF 741 742#define BUS_SPACE_UNRESTRICTED (~0) 743 744#include <machine/bus_dma.h> 745 746/* 747 * Get the physical address of a bus space memory-mapped resource. 748 * Doing this as a macro is a temporary solution until a more robust fix is 749 * designed. It also serves to mark the locations needing that fix. 750 */ 751#define BUS_SPACE_PHYSADDR(res, offs) \ 752 ((u_int)(rman_get_start(res)+(offs))) 753 754#endif /* _MACHINE_BUS_H_ */ 755