1 /* $NetBSD: bus_funcs.h,v 1.1 2011/07/01 17:09:58 dyoung 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 64 #ifndef _ARM32_BUS_FUNCS_H_ 65 #define _ARM32_BUS_FUNCS_H_ 66 67 /* 68 * Utility macros; INTERNAL USE ONLY. 69 */ 70 #define __bs_c(a,b) __CONCAT(a,b) 71 #define __bs_opname(op,size) __bs_c(__bs_c(__bs_c(bs_,op),_),size) 72 73 #define __bs_rs(sz, t, h, o) \ 74 (*(t)->__bs_opname(r,sz))((t)->bs_cookie, h, o) 75 #define __bs_ws(sz, t, h, o, v) \ 76 (*(t)->__bs_opname(w,sz))((t)->bs_cookie, h, o, v) 77 #define __bs_nonsingle(type, sz, t, h, o, a, c) \ 78 (*(t)->__bs_opname(type,sz))((t)->bs_cookie, h, o, a, c) 79 #define __bs_set(type, sz, t, h, o, v, c) \ 80 (*(t)->__bs_opname(type,sz))((t)->bs_cookie, h, o, v, c) 81 #define __bs_copy(sz, t, h1, o1, h2, o2, cnt) \ 82 (*(t)->__bs_opname(c,sz))((t)->bs_cookie, h1, o1, h2, o2, cnt) 83 84 #ifdef __BUS_SPACE_HAS_STREAM_METHODS 85 #define __bs_opname_s(op,size) __bs_c(__bs_c(__bs_c(__bs_c(bs_,op),_),size),_s) 86 #define __bs_rs_s(sz, t, h, o) \ 87 (*(t)->__bs_opname_s(r,sz))((t)->bs_cookie, h, o) 88 #define __bs_ws_s(sz, t, h, o, v) \ 89 (*(t)->__bs_opname_s(w,sz))((t)->bs_cookie, h, o, v) 90 #define __bs_nonsingle_s(type, sz, t, h, o, a, c) \ 91 (*(t)->__bs_opname_s(type,sz))((t)->bs_cookie, h, o, a, c) 92 #define __bs_set_s(type, sz, t, h, o, v, c) \ 93 (*(t)->__bs_opname_s(type,sz))((t)->bs_cookie, h, o, v, c) 94 #define __bs_copy_s(sz, t, h1, o1, h2, o2, cnt) \ 95 (*(t)->__bs_opname_s(c,sz))((t)->bs_cookie, h1, o1, h2, o2, cnt) 96 #endif 97 98 /* 99 * Mapping and unmapping operations. 100 */ 101 #define bus_space_map(t, a, s, c, hp) \ 102 (*(t)->bs_map)((t)->bs_cookie, (a), (s), (c), (hp)) 103 #define bus_space_unmap(t, h, s) \ 104 (*(t)->bs_unmap)((t)->bs_cookie, (h), (s)) 105 #define bus_space_subregion(t, h, o, s, hp) \ 106 (*(t)->bs_subregion)((t)->bs_cookie, (h), (o), (s), (hp)) 107 108 109 /* 110 * Allocation and deallocation operations. 111 */ 112 #define bus_space_alloc(t, rs, re, s, a, b, c, ap, hp) \ 113 (*(t)->bs_alloc)((t)->bs_cookie, (rs), (re), (s), (a), (b), \ 114 (c), (ap), (hp)) 115 #define bus_space_free(t, h, s) \ 116 (*(t)->bs_free)((t)->bs_cookie, (h), (s)) 117 118 /* 119 * Get kernel virtual address for ranges mapped BUS_SPACE_MAP_LINEAR. 120 */ 121 #define bus_space_vaddr(t, h) \ 122 (*(t)->bs_vaddr)((t)->bs_cookie, (h)) 123 124 /* 125 * MMap bus space for a user application. 126 */ 127 #define bus_space_mmap(t, a, o, p, f) \ 128 (*(t)->bs_mmap)((t)->bs_cookie, (a), (o), (p), (f)) 129 130 /* 131 * Bus barrier operations. 132 */ 133 #define bus_space_barrier(t, h, o, l, f) \ 134 (*(t)->bs_barrier)((t)->bs_cookie, (h), (o), (l), (f)) 135 136 /* 137 * Bus read (single) operations. 138 */ 139 #define bus_space_read_1(t, h, o) __bs_rs(1,(t),(h),(o)) 140 #define bus_space_read_2(t, h, o) __bs_rs(2,(t),(h),(o)) 141 #define bus_space_read_4(t, h, o) __bs_rs(4,(t),(h),(o)) 142 #define bus_space_read_8(t, h, o) __bs_rs(8,(t),(h),(o)) 143 #ifdef __BUS_SPACE_HAS_STREAM_METHODS 144 #define bus_space_read_stream_1(t, h, o) __bs_rs_s(1,(t),(h),(o)) 145 #define bus_space_read_stream_2(t, h, o) __bs_rs_s(2,(t),(h),(o)) 146 #define bus_space_read_stream_4(t, h, o) __bs_rs_s(4,(t),(h),(o)) 147 #define bus_space_read_stream_8(t, h, o) __bs_rs_s(8,(t),(h),(o)) 148 #endif 149 150 151 /* 152 * Bus read multiple operations. 153 */ 154 #define bus_space_read_multi_1(t, h, o, a, c) \ 155 __bs_nonsingle(rm,1,(t),(h),(o),(a),(c)) 156 #define bus_space_read_multi_2(t, h, o, a, c) \ 157 __bs_nonsingle(rm,2,(t),(h),(o),(a),(c)) 158 #define bus_space_read_multi_4(t, h, o, a, c) \ 159 __bs_nonsingle(rm,4,(t),(h),(o),(a),(c)) 160 #define bus_space_read_multi_8(t, h, o, a, c) \ 161 __bs_nonsingle(rm,8,(t),(h),(o),(a),(c)) 162 #ifdef __BUS_SPACE_HAS_STREAM_METHODS 163 #define bus_space_read_multi_stream_1(t, h, o, a, c) \ 164 __bs_nonsingle_s(rm,1,(t),(h),(o),(a),(c)) 165 #define bus_space_read_multi_stream_2(t, h, o, a, c) \ 166 __bs_nonsingle_s(rm,2,(t),(h),(o),(a),(c)) 167 #define bus_space_read_multi_stream_4(t, h, o, a, c) \ 168 __bs_nonsingle_s(rm,4,(t),(h),(o),(a),(c)) 169 #define bus_space_read_multi_stream_8(t, h, o, a, c) \ 170 __bs_nonsingle_s(rm,8,(t),(h),(o),(a),(c)) 171 #endif 172 173 174 /* 175 * Bus read region operations. 176 */ 177 #define bus_space_read_region_1(t, h, o, a, c) \ 178 __bs_nonsingle(rr,1,(t),(h),(o),(a),(c)) 179 #define bus_space_read_region_2(t, h, o, a, c) \ 180 __bs_nonsingle(rr,2,(t),(h),(o),(a),(c)) 181 #define bus_space_read_region_4(t, h, o, a, c) \ 182 __bs_nonsingle(rr,4,(t),(h),(o),(a),(c)) 183 #define bus_space_read_region_8(t, h, o, a, c) \ 184 __bs_nonsingle(rr,8,(t),(h),(o),(a),(c)) 185 #ifdef __BUS_SPACE_HAS_STREAM_METHODS 186 #define bus_space_read_region_stream_1(t, h, o, a, c) \ 187 __bs_nonsingle_s(rr,1,(t),(h),(o),(a),(c)) 188 #define bus_space_read_region_stream_2(t, h, o, a, c) \ 189 __bs_nonsingle_s(rr,2,(t),(h),(o),(a),(c)) 190 #define bus_space_read_region_stream_4(t, h, o, a, c) \ 191 __bs_nonsingle_s(rr,4,(t),(h),(o),(a),(c)) 192 #define bus_space_read_region_stream_8(t, h, o, a, c) \ 193 __bs_nonsingle_s(rr,8,(t),(h),(o),(a),(c)) 194 #endif 195 196 197 /* 198 * Bus write (single) operations. 199 */ 200 #define bus_space_write_1(t, h, o, v) __bs_ws(1,(t),(h),(o),(v)) 201 #define bus_space_write_2(t, h, o, v) __bs_ws(2,(t),(h),(o),(v)) 202 #define bus_space_write_4(t, h, o, v) __bs_ws(4,(t),(h),(o),(v)) 203 #define bus_space_write_8(t, h, o, v) __bs_ws(8,(t),(h),(o),(v)) 204 #ifdef __BUS_SPACE_HAS_STREAM_METHODS 205 #define bus_space_write_stream_1(t, h, o, v) __bs_ws_s(1,(t),(h),(o),(v)) 206 #define bus_space_write_stream_2(t, h, o, v) __bs_ws_s(2,(t),(h),(o),(v)) 207 #define bus_space_write_stream_4(t, h, o, v) __bs_ws_s(4,(t),(h),(o),(v)) 208 #define bus_space_write_stream_8(t, h, o, v) __bs_ws_s(8,(t),(h),(o),(v)) 209 #endif 210 211 212 /* 213 * Bus write multiple operations. 214 */ 215 #define bus_space_write_multi_1(t, h, o, a, c) \ 216 __bs_nonsingle(wm,1,(t),(h),(o),(a),(c)) 217 #define bus_space_write_multi_2(t, h, o, a, c) \ 218 __bs_nonsingle(wm,2,(t),(h),(o),(a),(c)) 219 #define bus_space_write_multi_4(t, h, o, a, c) \ 220 __bs_nonsingle(wm,4,(t),(h),(o),(a),(c)) 221 #define bus_space_write_multi_8(t, h, o, a, c) \ 222 __bs_nonsingle(wm,8,(t),(h),(o),(a),(c)) 223 #ifdef __BUS_SPACE_HAS_STREAM_METHODS 224 #define bus_space_write_multi_stream_1(t, h, o, a, c) \ 225 __bs_nonsingle_s(wm,1,(t),(h),(o),(a),(c)) 226 #define bus_space_write_multi_stream_2(t, h, o, a, c) \ 227 __bs_nonsingle_s(wm,2,(t),(h),(o),(a),(c)) 228 #define bus_space_write_multi_stream_4(t, h, o, a, c) \ 229 __bs_nonsingle_s(wm,4,(t),(h),(o),(a),(c)) 230 #define bus_space_write_multi_stream_8(t, h, o, a, c) \ 231 __bs_nonsingle_s(wm,8,(t),(h),(o),(a),(c)) 232 #endif 233 234 235 /* 236 * Bus write region operations. 237 */ 238 #define bus_space_write_region_1(t, h, o, a, c) \ 239 __bs_nonsingle(wr,1,(t),(h),(o),(a),(c)) 240 #define bus_space_write_region_2(t, h, o, a, c) \ 241 __bs_nonsingle(wr,2,(t),(h),(o),(a),(c)) 242 #define bus_space_write_region_4(t, h, o, a, c) \ 243 __bs_nonsingle(wr,4,(t),(h),(o),(a),(c)) 244 #define bus_space_write_region_8(t, h, o, a, c) \ 245 __bs_nonsingle(wr,8,(t),(h),(o),(a),(c)) 246 #ifdef __BUS_SPACE_HAS_STREAM_METHODS 247 #define bus_space_write_region_stream_1(t, h, o, a, c) \ 248 __bs_nonsingle_s(wr,1,(t),(h),(o),(a),(c)) 249 #define bus_space_write_region_stream_2(t, h, o, a, c) \ 250 __bs_nonsingle_s(wr,2,(t),(h),(o),(a),(c)) 251 #define bus_space_write_region_stream_4(t, h, o, a, c) \ 252 __bs_nonsingle_s(wr,4,(t),(h),(o),(a),(c)) 253 #define bus_space_write_region_stream_8(t, h, o, a, c) \ 254 __bs_nonsingle_s(wr,8,(t),(h),(o),(a),(c)) 255 #endif 256 257 258 /* 259 * Set multiple operations. 260 */ 261 #define bus_space_set_multi_1(t, h, o, v, c) \ 262 __bs_set(sm,1,(t),(h),(o),(v),(c)) 263 #define bus_space_set_multi_2(t, h, o, v, c) \ 264 __bs_set(sm,2,(t),(h),(o),(v),(c)) 265 #define bus_space_set_multi_4(t, h, o, v, c) \ 266 __bs_set(sm,4,(t),(h),(o),(v),(c)) 267 #define bus_space_set_multi_8(t, h, o, v, c) \ 268 __bs_set(sm,8,(t),(h),(o),(v),(c)) 269 270 /* 271 * Set region operations. 272 */ 273 #define bus_space_set_region_1(t, h, o, v, c) \ 274 __bs_set(sr,1,(t),(h),(o),(v),(c)) 275 #define bus_space_set_region_2(t, h, o, v, c) \ 276 __bs_set(sr,2,(t),(h),(o),(v),(c)) 277 #define bus_space_set_region_4(t, h, o, v, c) \ 278 __bs_set(sr,4,(t),(h),(o),(v),(c)) 279 #define bus_space_set_region_8(t, h, o, v, c) \ 280 __bs_set(sr,8,(t),(h),(o),(v),(c)) 281 282 /* 283 * Copy operations. 284 */ 285 #define bus_space_copy_region_1(t, h1, o1, h2, o2, c) \ 286 __bs_copy(1, t, h1, o1, h2, o2, c) 287 #define bus_space_copy_region_2(t, h1, o1, h2, o2, c) \ 288 __bs_copy(2, t, h1, o1, h2, o2, c) 289 #define bus_space_copy_region_4(t, h1, o1, h2, o2, c) \ 290 __bs_copy(4, t, h1, o1, h2, o2, c) 291 #define bus_space_copy_region_8(t, h1, o1, h2, o2, c) \ 292 __bs_copy(8, t, h1, o1, h2, o2, c) 293 294 /* 295 * Macros to provide prototypes for all the functions used in the 296 * bus_space structure 297 */ 298 299 #define bs_map_proto(f) \ 300 int __bs_c(f,_bs_map)(void *t, bus_addr_t addr, \ 301 bus_size_t size, int cacheable, bus_space_handle_t *bshp); 302 303 #define bs_unmap_proto(f) \ 304 void __bs_c(f,_bs_unmap)(void *t, bus_space_handle_t bsh, \ 305 bus_size_t size); 306 307 #define bs_subregion_proto(f) \ 308 int __bs_c(f,_bs_subregion)(void *t, bus_space_handle_t bsh, \ 309 bus_size_t offset, bus_size_t size, \ 310 bus_space_handle_t *nbshp); 311 312 #define bs_alloc_proto(f) \ 313 int __bs_c(f,_bs_alloc)(void *t, bus_addr_t rstart, \ 314 bus_addr_t rend, bus_size_t size, bus_size_t align, \ 315 bus_size_t boundary, int cacheable, bus_addr_t *addrp, \ 316 bus_space_handle_t *bshp); 317 318 #define bs_free_proto(f) \ 319 void __bs_c(f,_bs_free)(void *t, bus_space_handle_t bsh, \ 320 bus_size_t size); 321 322 #define bs_vaddr_proto(f) \ 323 void * __bs_c(f,_bs_vaddr)(void *t, bus_space_handle_t bsh); 324 325 #define bs_mmap_proto(f) \ 326 paddr_t __bs_c(f,_bs_mmap)(void *, bus_addr_t, off_t, int, int); 327 328 #define bs_barrier_proto(f) \ 329 void __bs_c(f,_bs_barrier)(void *t, bus_space_handle_t bsh, \ 330 bus_size_t offset, bus_size_t len, int flags); 331 332 #define bs_r_1_proto(f) \ 333 u_int8_t __bs_c(f,_bs_r_1)(void *t, bus_space_handle_t bsh, \ 334 bus_size_t offset); 335 336 #define bs_r_2_proto(f) \ 337 u_int16_t __bs_c(f,_bs_r_2)(void *t, bus_space_handle_t bsh, \ 338 bus_size_t offset); 339 340 #define bs_r_4_proto(f) \ 341 u_int32_t __bs_c(f,_bs_r_4)(void *t, bus_space_handle_t bsh, \ 342 bus_size_t offset); 343 344 #define bs_r_8_proto(f) \ 345 u_int64_t __bs_c(f,_bs_r_8)(void *t, bus_space_handle_t bsh, \ 346 bus_size_t offset); 347 348 #define bs_w_1_proto(f) \ 349 void __bs_c(f,_bs_w_1)(void *t, bus_space_handle_t bsh, \ 350 bus_size_t offset, u_int8_t value); 351 352 #define bs_w_2_proto(f) \ 353 void __bs_c(f,_bs_w_2)(void *t, bus_space_handle_t bsh, \ 354 bus_size_t offset, u_int16_t value); 355 356 #define bs_w_4_proto(f) \ 357 void __bs_c(f,_bs_w_4)(void *t, bus_space_handle_t bsh, \ 358 bus_size_t offset, u_int32_t value); 359 360 #define bs_w_8_proto(f) \ 361 void __bs_c(f,_bs_w_8)(void *t, bus_space_handle_t bsh, \ 362 bus_size_t offset, u_int64_t value); 363 364 #define bs_rm_1_proto(f) \ 365 void __bs_c(f,_bs_rm_1)(void *t, bus_space_handle_t bsh, \ 366 bus_size_t offset, u_int8_t *addr, bus_size_t count); 367 368 #define bs_rm_2_proto(f) \ 369 void __bs_c(f,_bs_rm_2)(void *t, bus_space_handle_t bsh, \ 370 bus_size_t offset, u_int16_t *addr, bus_size_t count); 371 372 #define bs_rm_4_proto(f) \ 373 void __bs_c(f,_bs_rm_4)(void *t, bus_space_handle_t bsh, \ 374 bus_size_t offset, u_int32_t *addr, bus_size_t count); 375 376 #define bs_rm_8_proto(f) \ 377 void __bs_c(f,_bs_rm_8)(void *t, bus_space_handle_t bsh, \ 378 bus_size_t offset, u_int64_t *addr, bus_size_t count); 379 380 #define bs_wm_1_proto(f) \ 381 void __bs_c(f,_bs_wm_1)(void *t, bus_space_handle_t bsh, \ 382 bus_size_t offset, const u_int8_t *addr, bus_size_t count); 383 384 #define bs_wm_2_proto(f) \ 385 void __bs_c(f,_bs_wm_2)(void *t, bus_space_handle_t bsh, \ 386 bus_size_t offset, const u_int16_t *addr, bus_size_t count); 387 388 #define bs_wm_4_proto(f) \ 389 void __bs_c(f,_bs_wm_4)(void *t, bus_space_handle_t bsh, \ 390 bus_size_t offset, const u_int32_t *addr, bus_size_t count); 391 392 #define bs_wm_8_proto(f) \ 393 void __bs_c(f,_bs_wm_8)(void *t, bus_space_handle_t bsh, \ 394 bus_size_t offset, const u_int64_t *addr, bus_size_t count); 395 396 #define bs_rr_1_proto(f) \ 397 void __bs_c(f, _bs_rr_1)(void *t, bus_space_handle_t bsh, \ 398 bus_size_t offset, u_int8_t *addr, bus_size_t count); 399 400 #define bs_rr_2_proto(f) \ 401 void __bs_c(f, _bs_rr_2)(void *t, bus_space_handle_t bsh, \ 402 bus_size_t offset, u_int16_t *addr, bus_size_t count); 403 404 #define bs_rr_4_proto(f) \ 405 void __bs_c(f, _bs_rr_4)(void *t, bus_space_handle_t bsh, \ 406 bus_size_t offset, u_int32_t *addr, bus_size_t count); 407 408 #define bs_rr_8_proto(f) \ 409 void __bs_c(f, _bs_rr_8)(void *t, bus_space_handle_t bsh, \ 410 bus_size_t offset, u_int64_t *addr, bus_size_t count); 411 412 #define bs_wr_1_proto(f) \ 413 void __bs_c(f, _bs_wr_1)(void *t, bus_space_handle_t bsh, \ 414 bus_size_t offset, const u_int8_t *addr, bus_size_t count); 415 416 #define bs_wr_2_proto(f) \ 417 void __bs_c(f, _bs_wr_2)(void *t, bus_space_handle_t bsh, \ 418 bus_size_t offset, const u_int16_t *addr, bus_size_t count); 419 420 #define bs_wr_4_proto(f) \ 421 void __bs_c(f, _bs_wr_4)(void *t, bus_space_handle_t bsh, \ 422 bus_size_t offset, const u_int32_t *addr, bus_size_t count); 423 424 #define bs_wr_8_proto(f) \ 425 void __bs_c(f, _bs_wr_8)(void *t, bus_space_handle_t bsh, \ 426 bus_size_t offset, const u_int64_t *addr, bus_size_t count); 427 428 #define bs_sm_1_proto(f) \ 429 void __bs_c(f,_bs_sm_1)(void *t, bus_space_handle_t bsh, \ 430 bus_size_t offset, u_int8_t value, bus_size_t count); 431 432 #define bs_sm_2_proto(f) \ 433 void __bs_c(f,_bs_sm_2)(void *t, bus_space_handle_t bsh, \ 434 bus_size_t offset, u_int16_t value, bus_size_t count); 435 436 #define bs_sm_4_proto(f) \ 437 void __bs_c(f,_bs_sm_4)(void *t, bus_space_handle_t bsh, \ 438 bus_size_t offset, u_int32_t value, bus_size_t count); 439 440 #define bs_sm_8_proto(f) \ 441 void __bs_c(f,_bs_sm_8)(void *t, bus_space_handle_t bsh, \ 442 bus_size_t offset, u_int64_t value, bus_size_t count); 443 444 #define bs_sr_1_proto(f) \ 445 void __bs_c(f,_bs_sr_1)(void *t, bus_space_handle_t bsh, \ 446 bus_size_t offset, u_int8_t value, bus_size_t count); 447 448 #define bs_sr_2_proto(f) \ 449 void __bs_c(f,_bs_sr_2)(void *t, bus_space_handle_t bsh, \ 450 bus_size_t offset, u_int16_t value, bus_size_t count); 451 452 #define bs_sr_4_proto(f) \ 453 void __bs_c(f,_bs_sr_4)(void *t, bus_space_handle_t bsh, \ 454 bus_size_t offset, u_int32_t value, bus_size_t count); 455 456 #define bs_sr_8_proto(f) \ 457 void __bs_c(f,_bs_sr_8)(void *t, bus_space_handle_t bsh, \ 458 bus_size_t offset, u_int64_t value, bus_size_t count); 459 460 #define bs_c_1_proto(f) \ 461 void __bs_c(f,_bs_c_1)(void *t, bus_space_handle_t bsh1, \ 462 bus_size_t offset1, bus_space_handle_t bsh2, \ 463 bus_size_t offset2, bus_size_t count); 464 465 #define bs_c_2_proto(f) \ 466 void __bs_c(f,_bs_c_2)(void *t, bus_space_handle_t bsh1, \ 467 bus_size_t offset1, bus_space_handle_t bsh2, \ 468 bus_size_t offset2, bus_size_t count); 469 470 #define bs_c_4_proto(f) \ 471 void __bs_c(f,_bs_c_4)(void *t, bus_space_handle_t bsh1, \ 472 bus_size_t offset1, bus_space_handle_t bsh2, \ 473 bus_size_t offset2, bus_size_t count); 474 475 #define bs_c_8_proto(f) \ 476 void __bs_c(f,_bs_c_8)(void *t, bus_space_handle_t bsh1, \ 477 bus_size_t offset1, bus_space_handle_t bsh2, \ 478 bus_size_t offset2, bus_size_t count); 479 480 #define bs_protos(f) \ 481 bs_map_proto(f); \ 482 bs_unmap_proto(f); \ 483 bs_subregion_proto(f); \ 484 bs_alloc_proto(f); \ 485 bs_free_proto(f); \ 486 bs_vaddr_proto(f); \ 487 bs_mmap_proto(f); \ 488 bs_barrier_proto(f); \ 489 bs_r_1_proto(f); \ 490 bs_r_2_proto(f); \ 491 bs_r_4_proto(f); \ 492 bs_r_8_proto(f); \ 493 bs_w_1_proto(f); \ 494 bs_w_2_proto(f); \ 495 bs_w_4_proto(f); \ 496 bs_w_8_proto(f); \ 497 bs_rm_1_proto(f); \ 498 bs_rm_2_proto(f); \ 499 bs_rm_4_proto(f); \ 500 bs_rm_8_proto(f); \ 501 bs_wm_1_proto(f); \ 502 bs_wm_2_proto(f); \ 503 bs_wm_4_proto(f); \ 504 bs_wm_8_proto(f); \ 505 bs_rr_1_proto(f); \ 506 bs_rr_2_proto(f); \ 507 bs_rr_4_proto(f); \ 508 bs_rr_8_proto(f); \ 509 bs_wr_1_proto(f); \ 510 bs_wr_2_proto(f); \ 511 bs_wr_4_proto(f); \ 512 bs_wr_8_proto(f); \ 513 bs_sm_1_proto(f); \ 514 bs_sm_2_proto(f); \ 515 bs_sm_4_proto(f); \ 516 bs_sm_8_proto(f); \ 517 bs_sr_1_proto(f); \ 518 bs_sr_2_proto(f); \ 519 bs_sr_4_proto(f); \ 520 bs_sr_8_proto(f); \ 521 bs_c_1_proto(f); \ 522 bs_c_2_proto(f); \ 523 bs_c_4_proto(f); \ 524 bs_c_8_proto(f); 525 526 /* Bus Space DMA macros */ 527 528 /* Forwards needed by prototypes below. */ 529 struct mbuf; 530 struct uio; 531 532 #define bus_dmamap_create(t, s, n, m, b, f, p) \ 533 (*(t)->_dmamap_create)((t), (s), (n), (m), (b), (f), (p)) 534 #define bus_dmamap_destroy(t, p) \ 535 (*(t)->_dmamap_destroy)((t), (p)) 536 #define bus_dmamap_load(t, m, b, s, p, f) \ 537 (*(t)->_dmamap_load)((t), (m), (b), (s), (p), (f)) 538 #define bus_dmamap_load_mbuf(t, m, b, f) \ 539 (*(t)->_dmamap_load_mbuf)((t), (m), (b), (f)) 540 #define bus_dmamap_load_uio(t, m, u, f) \ 541 (*(t)->_dmamap_load_uio)((t), (m), (u), (f)) 542 #define bus_dmamap_load_raw(t, m, sg, n, s, f) \ 543 (*(t)->_dmamap_load_raw)((t), (m), (sg), (n), (s), (f)) 544 #define bus_dmamap_unload(t, p) \ 545 (*(t)->_dmamap_unload)((t), (p)) 546 #define bus_dmamap_sync(t, p, o, l, ops) \ 547 do { \ 548 if (((ops) & (BUS_DMASYNC_PREREAD|BUS_DMASYNC_PREWRITE)) != 0 \ 549 && (t)->_dmamap_sync_pre != NULL) \ 550 (*(t)->_dmamap_sync_pre)((t), (p), (o), (l), (ops)); \ 551 else if (((ops) & (BUS_DMASYNC_POSTREAD|BUS_DMASYNC_POSTWRITE)) != 0 \ 552 && (t)->_dmamap_sync_post != NULL) \ 553 (*(t)->_dmamap_sync_post)((t), (p), (o), (l), (ops)); \ 554 } while (/*CONSTCOND*/0) 555 556 #define bus_dmamem_alloc(t, s, a, b, sg, n, r, f) \ 557 (*(t)->_dmamem_alloc)((t), (s), (a), (b), (sg), (n), (r), (f)) 558 #define bus_dmamem_free(t, sg, n) \ 559 (*(t)->_dmamem_free)((t), (sg), (n)) 560 #define bus_dmamem_map(t, sg, n, s, k, f) \ 561 (*(t)->_dmamem_map)((t), (sg), (n), (s), (k), (f)) 562 #define bus_dmamem_unmap(t, k, s) \ 563 (*(t)->_dmamem_unmap)((t), (k), (s)) 564 #define bus_dmamem_mmap(t, sg, n, o, p, f) \ 565 (*(t)->_dmamem_mmap)((t), (sg), (n), (o), (p), (f)) 566 567 #define bus_dmatag_subregion(t, mna, mxa, nt, f) EOPNOTSUPP 568 #define bus_dmatag_destroy(t) 569 570 #ifdef _ARM32_BUS_DMA_PRIVATE 571 572 int arm32_dma_range_intersect(struct arm32_dma_range *, int, 573 paddr_t pa, psize_t size, paddr_t *pap, psize_t *sizep); 574 575 int _bus_dmamap_create(bus_dma_tag_t, bus_size_t, int, bus_size_t, 576 bus_size_t, int, bus_dmamap_t *); 577 void _bus_dmamap_destroy(bus_dma_tag_t, bus_dmamap_t); 578 int _bus_dmamap_load(bus_dma_tag_t, bus_dmamap_t, void *, 579 bus_size_t, struct proc *, int); 580 int _bus_dmamap_load_mbuf(bus_dma_tag_t, bus_dmamap_t, 581 struct mbuf *, int); 582 int _bus_dmamap_load_uio(bus_dma_tag_t, bus_dmamap_t, 583 struct uio *, int); 584 int _bus_dmamap_load_raw(bus_dma_tag_t, bus_dmamap_t, 585 bus_dma_segment_t *, int, bus_size_t, int); 586 void _bus_dmamap_unload(bus_dma_tag_t, bus_dmamap_t); 587 void _bus_dmamap_sync(bus_dma_tag_t, bus_dmamap_t, bus_addr_t, 588 bus_size_t, int); 589 590 int _bus_dmamem_alloc(bus_dma_tag_t tag, bus_size_t size, 591 bus_size_t alignment, bus_size_t boundary, 592 bus_dma_segment_t *segs, int nsegs, int *rsegs, int flags); 593 void _bus_dmamem_free(bus_dma_tag_t tag, bus_dma_segment_t *segs, 594 int nsegs); 595 int _bus_dmamem_map(bus_dma_tag_t tag, bus_dma_segment_t *segs, 596 int nsegs, size_t size, void **kvap, int flags); 597 void _bus_dmamem_unmap(bus_dma_tag_t tag, void *kva, 598 size_t size); 599 paddr_t _bus_dmamem_mmap(bus_dma_tag_t tag, bus_dma_segment_t *segs, 600 int nsegs, off_t off, int prot, int flags); 601 602 int _bus_dmamem_alloc_range(bus_dma_tag_t tag, bus_size_t size, 603 bus_size_t alignment, bus_size_t boundary, 604 bus_dma_segment_t *segs, int nsegs, int *rsegs, int flags, 605 vaddr_t low, vaddr_t high); 606 #endif /* _ARM32_BUS_DMA_PRIVATE */ 607 608 #endif /* _ARM32_BUS_FUNCS_H_ */ 609