sys/mips/include/bus.h

   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  * $FreeBSD$
  64  */
  65
  66 #ifndef _MACHINE_BUS_H_
  67 #define _MACHINE_BUS_H_
  68
  69 #include <machine/_bus.h>
  70
  71 struct bus_space {
  72         /* cookie */
  73         void            *bs_cookie;
  74
  75         /* mapping/unmapping */
  76         int             (*bs_map) (void *, bus_addr_t, bus_size_t,
  77                             int, bus_space_handle_t *);
  78         void            (*bs_unmap) (void *, bus_space_handle_t, bus_size_t);
  79         int             (*bs_subregion) (void *, bus_space_handle_t,
  80                             bus_size_t, bus_size_t, bus_space_handle_t *);
  81
  82         /* allocation/deallocation */
  83         int             (*bs_alloc) (void *, bus_addr_t, bus_addr_t,
  84                             bus_size_t, bus_size_t, bus_size_t, int,
  85                             bus_addr_t *, bus_space_handle_t *);
  86         void            (*bs_free) (void *, bus_space_handle_t,
  87                             bus_size_t);
  88
  89         /* get kernel virtual address */
  90         /* barrier */
  91         void            (*bs_barrier) (void *, bus_space_handle_t,
  92                             bus_size_t, bus_size_t, int);
  93
  94         /* read (single) */
  95         u_int8_t        (*bs_r_1) (void *, bus_space_handle_t, bus_size_t);
  96         u_int16_t       (*bs_r_2) (void *, bus_space_handle_t, bus_size_t);
  97         u_int32_t       (*bs_r_4) (void *, bus_space_handle_t, bus_size_t);
  98         u_int64_t       (*bs_r_8) (void *, bus_space_handle_t, bus_size_t);
  99
 100         /* read multiple */
 101         void            (*bs_rm_1) (void *, bus_space_handle_t, bus_size_t,
 102             u_int8_t *, bus_size_t);
 103         void            (*bs_rm_2) (void *, bus_space_handle_t, bus_size_t,
 104             u_int16_t *, bus_size_t);
 105         void            (*bs_rm_4) (void *, bus_space_handle_t,
 106                             bus_size_t, u_int32_t *, bus_size_t);
 107         void            (*bs_rm_8) (void *, bus_space_handle_t,
 108                             bus_size_t, u_int64_t *, bus_size_t);
 109
 110         /* read region */
 111         void            (*bs_rr_1) (void *, bus_space_handle_t,
 112                             bus_size_t, u_int8_t *, bus_size_t);
 113         void            (*bs_rr_2) (void *, bus_space_handle_t,
 114                             bus_size_t, u_int16_t *, bus_size_t);
 115         void            (*bs_rr_4) (void *, bus_space_handle_t,
 116                             bus_size_t, u_int32_t *, bus_size_t);
 117         void            (*bs_rr_8) (void *, bus_space_handle_t,
 118                             bus_size_t, u_int64_t *, bus_size_t);
 119
 120         /* write (single) */
 121         void            (*bs_w_1) (void *, bus_space_handle_t,
 122                             bus_size_t, u_int8_t);
 123         void            (*bs_w_2) (void *, bus_space_handle_t,
 124                             bus_size_t, u_int16_t);
 125         void            (*bs_w_4) (void *, bus_space_handle_t,
 126                             bus_size_t, u_int32_t);
 127         void            (*bs_w_8) (void *, bus_space_handle_t,
 128                             bus_size_t, u_int64_t);
 129
 130         /* write multiple */
 131         void            (*bs_wm_1) (void *, bus_space_handle_t,
 132                             bus_size_t, const u_int8_t *, bus_size_t);
 133         void            (*bs_wm_2) (void *, bus_space_handle_t,
 134                             bus_size_t, const u_int16_t *, bus_size_t);
 135         void            (*bs_wm_4) (void *, bus_space_handle_t,
 136                             bus_size_t, const u_int32_t *, bus_size_t);
 137         void            (*bs_wm_8) (void *, bus_space_handle_t,
 138                             bus_size_t, const u_int64_t *, bus_size_t);
 139
 140         /* write region */
 141         void            (*bs_wr_1) (void *, bus_space_handle_t,
 142                             bus_size_t, const u_int8_t *, bus_size_t);
 143         void            (*bs_wr_2) (void *, bus_space_handle_t,
 144                             bus_size_t, const u_int16_t *, bus_size_t);
 145         void            (*bs_wr_4) (void *, bus_space_handle_t,
 146                             bus_size_t, const u_int32_t *, bus_size_t);
 147         void            (*bs_wr_8) (void *, bus_space_handle_t,
 148                             bus_size_t, const u_int64_t *, bus_size_t);
 149
 150         /* set multiple */
 151         void            (*bs_sm_1) (void *, bus_space_handle_t,
 152                             bus_size_t, u_int8_t, bus_size_t);
 153         void            (*bs_sm_2) (void *, bus_space_handle_t,
 154                             bus_size_t, u_int16_t, bus_size_t);
 155         void            (*bs_sm_4) (void *, bus_space_handle_t,
 156                             bus_size_t, u_int32_t, bus_size_t);
 157         void            (*bs_sm_8) (void *, bus_space_handle_t,
 158                             bus_size_t, u_int64_t, bus_size_t);
 159
 160         /* set region */
 161         void            (*bs_sr_1) (void *, bus_space_handle_t,
 162                             bus_size_t, u_int8_t, bus_size_t);
 163         void            (*bs_sr_2) (void *, bus_space_handle_t,
 164                             bus_size_t, u_int16_t, bus_size_t);
 165         void            (*bs_sr_4) (void *, bus_space_handle_t,
 166                             bus_size_t, u_int32_t, bus_size_t);
 167         void            (*bs_sr_8) (void *, bus_space_handle_t,
 168                             bus_size_t, u_int64_t, bus_size_t);
 169
 170         /* copy */
 171         void            (*bs_c_1) (void *, bus_space_handle_t, bus_size_t,
 172                             bus_space_handle_t, bus_size_t, bus_size_t);
 173         void            (*bs_c_2) (void *, bus_space_handle_t, bus_size_t,
 174                             bus_space_handle_t, bus_size_t, bus_size_t);
 175         void            (*bs_c_4) (void *, bus_space_handle_t, bus_size_t,
 176                             bus_space_handle_t, bus_size_t, bus_size_t);
 177         void            (*bs_c_8) (void *, bus_space_handle_t, bus_size_t,
 178                             bus_space_handle_t, bus_size_t, bus_size_t);
 179
 180         /* read stream (single) */
 181         u_int8_t        (*bs_r_1_s) (void *, bus_space_handle_t, bus_size_t);
 182         u_int16_t       (*bs_r_2_s) (void *, bus_space_handle_t, bus_size_t);
 183         u_int32_t       (*bs_r_4_s) (void *, bus_space_handle_t, bus_size_t);
 184         u_int64_t       (*bs_r_8_s) (void *, bus_space_handle_t, bus_size_t);
 185
 186         /* read multiple stream */
 187         void            (*bs_rm_1_s) (void *, bus_space_handle_t, bus_size_t,
 188             u_int8_t *, bus_size_t);
 189         void            (*bs_rm_2_s) (void *, bus_space_handle_t, bus_size_t,
 190             u_int16_t *, bus_size_t);
 191         void            (*bs_rm_4_s) (void *, bus_space_handle_t,
 192                             bus_size_t, u_int32_t *, bus_size_t);
 193         void            (*bs_rm_8_s) (void *, bus_space_handle_t,
 194                             bus_size_t, u_int64_t *, bus_size_t);
 195
 196         /* read region stream */
 197         void            (*bs_rr_1_s) (void *, bus_space_handle_t,
 198                             bus_size_t, u_int8_t *, bus_size_t);
 199         void            (*bs_rr_2_s) (void *, bus_space_handle_t,
 200                             bus_size_t, u_int16_t *, bus_size_t);
 201         void            (*bs_rr_4_s) (void *, bus_space_handle_t,
 202                             bus_size_t, u_int32_t *, bus_size_t);
 203         void            (*bs_rr_8_s) (void *, bus_space_handle_t,
 204                             bus_size_t, u_int64_t *, bus_size_t);
 205
 206         /* write stream (single) */
 207         void            (*bs_w_1_s) (void *, bus_space_handle_t,
 208                             bus_size_t, u_int8_t);
 209         void            (*bs_w_2_s) (void *, bus_space_handle_t,
 210                             bus_size_t, u_int16_t);
 211         void            (*bs_w_4_s) (void *, bus_space_handle_t,
 212                             bus_size_t, u_int32_t);
 213         void            (*bs_w_8_s) (void *, bus_space_handle_t,
 214                             bus_size_t, u_int64_t);
 215
 216         /* write multiple stream */
 217         void            (*bs_wm_1_s) (void *, bus_space_handle_t,
 218                             bus_size_t, const u_int8_t *, bus_size_t);
 219         void            (*bs_wm_2_s) (void *, bus_space_handle_t,
 220                             bus_size_t, const u_int16_t *, bus_size_t);
 221         void            (*bs_wm_4_s) (void *, bus_space_handle_t,
 222                             bus_size_t, const u_int32_t *, bus_size_t);
 223         void            (*bs_wm_8_s) (void *, bus_space_handle_t,
 224                             bus_size_t, const u_int64_t *, bus_size_t);
 225
 226         /* write region stream */
 227         void            (*bs_wr_1_s) (void *, bus_space_handle_t,
 228                             bus_size_t, const u_int8_t *, bus_size_t);
 229         void            (*bs_wr_2_s) (void *, bus_space_handle_t,
 230                             bus_size_t, const u_int16_t *, bus_size_t);
 231         void            (*bs_wr_4_s) (void *, bus_space_handle_t,
 232                             bus_size_t, const u_int32_t *, bus_size_t);
 233         void            (*bs_wr_8_s) (void *, bus_space_handle_t,
 234                             bus_size_t, const u_int64_t *, bus_size_t);
 235 };
 236
 237
 238 /*
 239  * Utility macros; INTERNAL USE ONLY.
 240  */
 241 #define __bs_c(a,b)             __CONCAT(a,b)
 242 #define __bs_opname(op,size)    __bs_c(__bs_c(__bs_c(bs_,op),_),size)
 243
 244 #define __bs_rs(sz, t, h, o)                                            \
 245         (*(t)->__bs_opname(r,sz))((t)->bs_cookie, h, o)
 246 #define __bs_ws(sz, t, h, o, v)                                         \
 247         (*(t)->__bs_opname(w,sz))((t)->bs_cookie, h, o, v)
 248 #define __bs_nonsingle(type, sz, t, h, o, a, c)                         \
 249         (*(t)->__bs_opname(type,sz))((t)->bs_cookie, h, o, a, c)
 250 #define __bs_set(type, sz, t, h, o, v, c)                               \
 251         (*(t)->__bs_opname(type,sz))((t)->bs_cookie, h, o, v, c)
 252 #define __bs_copy(sz, t, h1, o1, h2, o2, cnt)                           \
 253         (*(t)->__bs_opname(c,sz))((t)->bs_cookie, h1, o1, h2, o2, cnt)
 254
 255 #define __bs_opname_s(op,size)  __bs_c(__bs_c(__bs_c(__bs_c(bs_,op),_),size),_s)
 256 #define __bs_rs_s(sz, t, h, o)                                          \
 257         (*(t)->__bs_opname_s(r,sz))((t)->bs_cookie, h, o)
 258 #define __bs_ws_s(sz, t, h, o, v)                                       \
 259         (*(t)->__bs_opname_s(w,sz))((t)->bs_cookie, h, o, v)
 260 #define __bs_nonsingle_s(type, sz, t, h, o, a, c)                       \
 261         (*(t)->__bs_opname_s(type,sz))((t)->bs_cookie, h, o, a, c)
 262
 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 /*
 276  * Allocation and deallocation operations.
 277  */
 278 #define bus_space_alloc(t, rs, re, s, a, b, c, ap, hp)                  \
 279         (*(t)->bs_alloc)((t)->bs_cookie, (rs), (re), (s), (a), (b),     \
 280             (c), (ap), (hp))
 281 #define bus_space_free(t, h, s)                                         \
 282         (*(t)->bs_free)((t)->bs_cookie, (h), (s))
 283
 284 /*
 285  * Bus barrier operations.
 286  */
 287 #define bus_space_barrier(t, h, o, l, f)                                \
 288         (*(t)->bs_barrier)((t)->bs_cookie, (h), (o), (l), (f))
 289
 290 #define BUS_SPACE_BARRIER_READ  0x01
 291 #define BUS_SPACE_BARRIER_WRITE 0x02
 292
 293 /*
 294  * Bus read (single) operations.
 295  */
 296 #define bus_space_read_1(t, h, o)       __bs_rs(1,(t),(h),(o))
 297 #define bus_space_read_2(t, h, o)       __bs_rs(2,(t),(h),(o))
 298 #define bus_space_read_4(t, h, o)       __bs_rs(4,(t),(h),(o))
 299 #define bus_space_read_8(t, h, o)       __bs_rs(8,(t),(h),(o))
 300
 301 #define bus_space_read_stream_1(t, h, o)        __bs_rs_s(1,(t), (h), (o))
 302 #define bus_space_read_stream_2(t, h, o)        __bs_rs_s(2,(t), (h), (o))
 303 #define bus_space_read_stream_4(t, h, o)        __bs_rs_s(4,(t), (h), (o))
 304 #define bus_space_read_stream_8(t, h, o)        __bs_rs_s(8,8,(t),(h),(o))
 305
 306 /*
 307  * Bus read multiple operations.
 308  */
 309 #define bus_space_read_multi_1(t, h, o, a, c)                           \
 310         __bs_nonsingle(rm,1,(t),(h),(o),(a),(c))
 311 #define bus_space_read_multi_2(t, h, o, a, c)                           \
 312         __bs_nonsingle(rm,2,(t),(h),(o),(a),(c))
 313 #define bus_space_read_multi_4(t, h, o, a, c)                           \
 314         __bs_nonsingle(rm,4,(t),(h),(o),(a),(c))
 315 #define bus_space_read_multi_8(t, h, o, a, c)                           \
 316         __bs_nonsingle(rm,8,(t),(h),(o),(a),(c))
 317
 318 #define bus_space_read_multi_stream_1(t, h, o, a, c)                    \
 319         __bs_nonsingle_s(rm,1,(t),(h),(o),(a),(c))
 320 #define bus_space_read_multi_stream_2(t, h, o, a, c)                    \
 321         __bs_nonsingle_s(rm,2,(t),(h),(o),(a),(c))
 322 #define bus_space_read_multi_stream_4(t, h, o, a, c)                    \
 323         __bs_nonsingle_s(rm,4,(t),(h),(o),(a),(c))
 324 #define bus_space_read_multi_stream_8(t, h, o, a, c)                    \
 325         __bs_nonsingle_s(rm,8,(t),(h),(o),(a),(c))
 326
 327
 328 /*
 329  * Bus read region operations.
 330  */
 331 #define bus_space_read_region_1(t, h, o, a, c)                          \
 332         __bs_nonsingle(rr,1,(t),(h),(o),(a),(c))
 333 #define bus_space_read_region_2(t, h, o, a, c)                          \
 334         __bs_nonsingle(rr,2,(t),(h),(o),(a),(c))
 335 #define bus_space_read_region_4(t, h, o, a, c)                          \
 336         __bs_nonsingle(rr,4,(t),(h),(o),(a),(c))
 337 #define bus_space_read_region_8(t, h, o, a, c)                          \
 338         __bs_nonsingle(rr,8,(t),(h),(o),(a),(c))
 339
 340 #define bus_space_read_region_stream_1(t, h, o, a, c)                   \
 341         __bs_nonsingle_s(rr,1,(t),(h),(o),(a),(c))
 342 #define bus_space_read_region_stream_2(t, h, o, a, c)                   \
 343         __bs_nonsingle_s(rr,2,(t),(h),(o),(a),(c))
 344 #define bus_space_read_region_stream_4(t, h, o, a, c)                   \
 345         __bs_nonsingle_s(rr,4,(t),(h),(o),(a),(c))
 346 #define bus_space_read_region_stream_8(t, h, o, a, c)                   \
 347         __bs_nonsingle_s(rr,8,(t),(h),(o),(a),(c))
 348
 349
 350 /*
 351  * Bus write (single) operations.
 352  */
 353 #define bus_space_write_1(t, h, o, v)   __bs_ws(1,(t),(h),(o),(v))
 354 #define bus_space_write_2(t, h, o, v)   __bs_ws(2,(t),(h),(o),(v))
 355 #define bus_space_write_4(t, h, o, v)   __bs_ws(4,(t),(h),(o),(v))
 356 #define bus_space_write_8(t, h, o, v)   __bs_ws(8,(t),(h),(o),(v))
 357
 358 #define bus_space_write_stream_1(t, h, o, v)    __bs_ws_s(1,(t),(h),(o),(v))
 359 #define bus_space_write_stream_2(t, h, o, v)    __bs_ws_s(2,(t),(h),(o),(v))
 360 #define bus_space_write_stream_4(t, h, o, v)    __bs_ws_s(4,(t),(h),(o),(v))
 361 #define bus_space_write_stream_8(t, h, o, v)    __bs_ws_s(8,(t),(h),(o),(v))
 362
 363
 364 /*
 365  * Bus write multiple operations.
 366  */
 367 #define bus_space_write_multi_1(t, h, o, a, c)                          \
 368         __bs_nonsingle(wm,1,(t),(h),(o),(a),(c))
 369 #define bus_space_write_multi_2(t, h, o, a, c)                          \
 370         __bs_nonsingle(wm,2,(t),(h),(o),(a),(c))
 371 #define bus_space_write_multi_4(t, h, o, a, c)                          \
 372         __bs_nonsingle(wm,4,(t),(h),(o),(a),(c))
 373 #define bus_space_write_multi_8(t, h, o, a, c)                          \
 374         __bs_nonsingle(wm,8,(t),(h),(o),(a),(c))
 375
 376 #define bus_space_write_multi_stream_1(t, h, o, a, c)                   \
 377         __bs_nonsingle_s(wm,1,(t),(h),(o),(a),(c))
 378 #define bus_space_write_multi_stream_2(t, h, o, a, c)                   \
 379         __bs_nonsingle_s(wm,2,(t),(h),(o),(a),(c))
 380 #define bus_space_write_multi_stream_4(t, h, o, a, c)                   \
 381         __bs_nonsingle_s(wm,4,(t),(h),(o),(a),(c))
 382 #define bus_space_write_multi_stream_8(t, h, o, a, c)                   \
 383         __bs_nonsingle_s(wm,8,(t),(h),(o),(a),(c))
 384
 385
 386 /*
 387  * Bus write region operations.
 388  */
 389 #define bus_space_write_region_1(t, h, o, a, c)                         \
 390         __bs_nonsingle(wr,1,(t),(h),(o),(a),(c))
 391 #define bus_space_write_region_2(t, h, o, a, c)                         \
 392         __bs_nonsingle(wr,2,(t),(h),(o),(a),(c))
 393 #define bus_space_write_region_4(t, h, o, a, c)                         \
 394         __bs_nonsingle(wr,4,(t),(h),(o),(a),(c))
 395 #define bus_space_write_region_8(t, h, o, a, c)                         \
 396         __bs_nonsingle(wr,8,(t),(h),(o),(a),(c))
 397
 398 #define bus_space_write_region_stream_1(t, h, o, a, c)                  \
 399         __bs_nonsingle_s(wr,1,(t),(h),(o),(a),(c))
 400 #define bus_space_write_region_stream_2(t, h, o, a, c)                  \
 401         __bs_nonsingle_s(wr,2,(t),(h),(o),(a),(c))
 402 #define bus_space_write_region_stream_4(t, h, o, a, c)                  \
 403         __bs_nonsingle_s(wr,4,(t),(h),(o),(a),(c))
 404 #define bus_space_write_region_stream_8(t, h, o, a, c)                  \
 405         __bs_nonsingle_s(wr,8,(t),(h),(o),(a),(c))
 406
 407
 408 /*
 409  * Set multiple operations.
 410  */
 411 #define bus_space_set_multi_1(t, h, o, v, c)                            \
 412         __bs_set(sm,1,(t),(h),(o),(v),(c))
 413 #define bus_space_set_multi_2(t, h, o, v, c)                            \
 414         __bs_set(sm,2,(t),(h),(o),(v),(c))
 415 #define bus_space_set_multi_4(t, h, o, v, c)                            \
 416         __bs_set(sm,4,(t),(h),(o),(v),(c))
 417 #define bus_space_set_multi_8(t, h, o, v, c)                            \
 418         __bs_set(sm,8,(t),(h),(o),(v),(c))
 419
 420
 421 /*
 422  * Set region operations.
 423  */
 424 #define bus_space_set_region_1(t, h, o, v, c)                           \
 425         __bs_set(sr,1,(t),(h),(o),(v),(c))
 426 #define bus_space_set_region_2(t, h, o, v, c)                           \
 427         __bs_set(sr,2,(t),(h),(o),(v),(c))
 428 #define bus_space_set_region_4(t, h, o, v, c)                           \
 429         __bs_set(sr,4,(t),(h),(o),(v),(c))
 430 #define bus_space_set_region_8(t, h, o, v, c)                           \
 431         __bs_set(sr,8,(t),(h),(o),(v),(c))
 432
 433
 434 /*
 435  * Copy operations.
 436  */
 437 #define bus_space_copy_region_1(t, h1, o1, h2, o2, c)                           \
 438         __bs_copy(1, t, h1, o1, h2, o2, c)
 439 #define bus_space_copy_region_2(t, h1, o1, h2, o2, c)                           \
 440         __bs_copy(2, t, h1, o1, h2, o2, c)
 441 #define bus_space_copy_region_4(t, h1, o1, h2, o2, c)                           \
 442         __bs_copy(4, t, h1, o1, h2, o2, c)
 443 #define bus_space_copy_region_8(t, h1, o1, h2, o2, c)                           \
 444         __bs_copy(8, t, h1, o1, h2, o2, c)
 445
 446 /*
 447  * Macros to provide prototypes for all the functions used in the
 448  * bus_space structure
 449  */
 450
 451 #define bs_map_proto(f)                                                 \
 452 int     __bs_c(f,_bs_map) (void *t, bus_addr_t addr,            \
 453             bus_size_t size, int cacheable, bus_space_handle_t *bshp);
 454
 455 #define bs_unmap_proto(f)                                               \
 456 void    __bs_c(f,_bs_unmap) (void *t, bus_space_handle_t bsh,           \
 457             bus_size_t size);
 458
 459 #define bs_subregion_proto(f)                                           \
 460 int     __bs_c(f,_bs_subregion) (void *t, bus_space_handle_t bsh,       \
 461             bus_size_t offset, bus_size_t size,                         \
 462             bus_space_handle_t *nbshp);
 463
 464 #define bs_alloc_proto(f)                                               \
 465 int     __bs_c(f,_bs_alloc) (void *t, bus_addr_t rstart,                \
 466             bus_addr_t rend, bus_size_t size, bus_size_t align,         \
 467             bus_size_t boundary, int cacheable, bus_addr_t *addrp,      \
 468             bus_space_handle_t *bshp);
 469
 470 #define bs_free_proto(f)                                                \
 471 void    __bs_c(f,_bs_free) (void *t, bus_space_handle_t bsh,    \
 472             bus_size_t size);
 473
 474 #define bs_barrier_proto(f)                                             \
 475 void    __bs_c(f,_bs_barrier) (void *t, bus_space_handle_t bsh, \
 476             bus_size_t offset, bus_size_t len, int flags);
 477
 478 #define bs_r_1_proto(f)                                                 \
 479 u_int8_t        __bs_c(f,_bs_r_1) (void *t, bus_space_handle_t bsh,     \
 480                     bus_size_t offset);
 481
 482 #define bs_r_2_proto(f)                                                 \
 483 u_int16_t       __bs_c(f,_bs_r_2) (void *t, bus_space_handle_t bsh,     \
 484                     bus_size_t offset);
 485
 486 #define bs_r_4_proto(f)                                                 \
 487 u_int32_t       __bs_c(f,_bs_r_4) (void *t, bus_space_handle_t bsh,     \
 488                     bus_size_t offset);
 489
 490 #define bs_r_8_proto(f)                                                 \
 491 u_int64_t       __bs_c(f,_bs_r_8) (void *t, bus_space_handle_t bsh,     \
 492                     bus_size_t offset);
 493
 494 #define bs_r_1_s_proto(f)                                               \
 495 u_int8_t        __bs_c(f,_bs_r_1_s) (void *t, bus_space_handle_t bsh,   \
 496                     bus_size_t offset);
 497
 498 #define bs_r_2_s_proto(f)                                               \
 499 u_int16_t       __bs_c(f,_bs_r_2_s) (void *t, bus_space_handle_t bsh,   \
 500                     bus_size_t offset);
 501
 502 #define bs_r_4_s_proto(f)                                               \
 503 u_int32_t       __bs_c(f,_bs_r_4_s) (void *t, bus_space_handle_t bsh,   \
 504                     bus_size_t offset);
 505
 506 #define bs_w_1_proto(f)                                                 \
 507 void    __bs_c(f,_bs_w_1) (void *t, bus_space_handle_t bsh,             \
 508             bus_size_t offset, u_int8_t value);
 509
 510 #define bs_w_2_proto(f)                                                 \
 511 void    __bs_c(f,_bs_w_2) (void *t, bus_space_handle_t bsh,             \
 512             bus_size_t offset, u_int16_t value);
 513
 514 #define bs_w_4_proto(f)                                                 \
 515 void    __bs_c(f,_bs_w_4) (void *t, bus_space_handle_t bsh,             \
 516             bus_size_t offset, u_int32_t value);
 517
 518 #define bs_w_8_proto(f)                                                 \
 519 void    __bs_c(f,_bs_w_8) (void *t, bus_space_handle_t bsh,             \
 520             bus_size_t offset, u_int64_t value);
 521
 522 #define bs_w_1_s_proto(f)                                               \
 523 void    __bs_c(f,_bs_w_1_s) (void *t, bus_space_handle_t bsh,           \
 524             bus_size_t offset, u_int8_t value);
 525
 526 #define bs_w_2_s_proto(f)                                               \
 527 void    __bs_c(f,_bs_w_2_s) (void *t, bus_space_handle_t bsh,           \
 528             bus_size_t offset, u_int16_t value);
 529
 530 #define bs_w_4_s_proto(f)                                               \
 531 void    __bs_c(f,_bs_w_4_s) (void *t, bus_space_handle_t bsh,           \
 532             bus_size_t offset, u_int32_t value);
 533
 534 #define bs_rm_1_proto(f)                                                \
 535 void    __bs_c(f,_bs_rm_1) (void *t, bus_space_handle_t bsh,    \
 536             bus_size_t offset, u_int8_t *addr, bus_size_t count);
 537
 538 #define bs_rm_2_proto(f)                                                \
 539 void    __bs_c(f,_bs_rm_2) (void *t, bus_space_handle_t bsh,    \
 540             bus_size_t offset, u_int16_t *addr, bus_size_t count);
 541
 542 #define bs_rm_4_proto(f)                                                \
 543 void    __bs_c(f,_bs_rm_4) (void *t, bus_space_handle_t bsh,    \
 544             bus_size_t offset, u_int32_t *addr, bus_size_t count);
 545
 546 #define bs_rm_8_proto(f)                                                \
 547 void    __bs_c(f,_bs_rm_8) (void *t, bus_space_handle_t bsh,    \
 548             bus_size_t offset, u_int64_t *addr, bus_size_t count);
 549
 550 #define bs_wm_1_proto(f)                                                \
 551 void    __bs_c(f,_bs_wm_1) (void *t, bus_space_handle_t bsh,    \
 552             bus_size_t offset, const u_int8_t *addr, bus_size_t count);
 553
 554 #define bs_wm_2_proto(f)                                                \
 555 void    __bs_c(f,_bs_wm_2) (void *t, bus_space_handle_t bsh,    \
 556             bus_size_t offset, const u_int16_t *addr, bus_size_t count);
 557
 558 #define bs_wm_4_proto(f)                                                \
 559 void    __bs_c(f,_bs_wm_4) (void *t, bus_space_handle_t bsh,    \
 560             bus_size_t offset, const u_int32_t *addr, bus_size_t count);
 561
 562 #define bs_wm_8_proto(f)                                                \
 563 void    __bs_c(f,_bs_wm_8) (void *t, bus_space_handle_t bsh,    \
 564             bus_size_t offset, const u_int64_t *addr, bus_size_t count);
 565
 566 #define bs_rr_1_proto(f)                                                \
 567 void    __bs_c(f, _bs_rr_1) (void *t, bus_space_handle_t bsh,   \
 568             bus_size_t offset, u_int8_t *addr, bus_size_t count);
 569
 570 #define bs_rr_2_proto(f)                                                \
 571 void    __bs_c(f, _bs_rr_2) (void *t, bus_space_handle_t bsh,   \
 572             bus_size_t offset, u_int16_t *addr, bus_size_t count);
 573
 574 #define bs_rr_4_proto(f)                                                \
 575 void    __bs_c(f, _bs_rr_4) (void *t, bus_space_handle_t bsh,   \
 576             bus_size_t offset, u_int32_t *addr, bus_size_t count);
 577
 578 #define bs_rr_8_proto(f)                                                \
 579 void    __bs_c(f, _bs_rr_8) (void *t, bus_space_handle_t bsh,   \
 580             bus_size_t offset, u_int64_t *addr, bus_size_t count);
 581
 582 #define bs_wr_1_proto(f)                                                \
 583 void    __bs_c(f, _bs_wr_1) (void *t, bus_space_handle_t bsh,   \
 584             bus_size_t offset, const u_int8_t *addr, bus_size_t count);
 585
 586 #define bs_wr_2_proto(f)                                                \
 587 void    __bs_c(f, _bs_wr_2) (void *t, bus_space_handle_t bsh,   \
 588             bus_size_t offset, const u_int16_t *addr, bus_size_t count);
 589
 590 #define bs_wr_4_proto(f)                                                \
 591 void    __bs_c(f, _bs_wr_4) (void *t, bus_space_handle_t bsh,   \
 592             bus_size_t offset, const u_int32_t *addr, bus_size_t count);
 593
 594 #define bs_wr_8_proto(f)                                                \
 595 void    __bs_c(f, _bs_wr_8) (void *t, bus_space_handle_t bsh,   \
 596             bus_size_t offset, const u_int64_t *addr, bus_size_t count);
 597
 598 #define bs_sm_1_proto(f)                                                \
 599 void    __bs_c(f,_bs_sm_1) (void *t, bus_space_handle_t bsh,    \
 600             bus_size_t offset, u_int8_t value, bus_size_t count);
 601
 602 #define bs_sm_2_proto(f)                                                \
 603 void    __bs_c(f,_bs_sm_2) (void *t, bus_space_handle_t bsh,    \
 604             bus_size_t offset, u_int16_t value, bus_size_t count);
 605
 606 #define bs_sm_4_proto(f)                                                \
 607 void    __bs_c(f,_bs_sm_4) (void *t, bus_space_handle_t bsh,    \
 608             bus_size_t offset, u_int32_t value, bus_size_t count);
 609
 610 #define bs_sm_8_proto(f)                                                \
 611 void    __bs_c(f,_bs_sm_8) (void *t, bus_space_handle_t bsh,    \
 612             bus_size_t offset, u_int64_t value, bus_size_t count);
 613
 614 #define bs_sr_1_proto(f)                                                \
 615 void    __bs_c(f,_bs_sr_1) (void *t, bus_space_handle_t bsh,    \
 616             bus_size_t offset, u_int8_t value, bus_size_t count);
 617
 618 #define bs_sr_2_proto(f)                                                \
 619 void    __bs_c(f,_bs_sr_2) (void *t, bus_space_handle_t bsh,    \
 620             bus_size_t offset, u_int16_t value, bus_size_t count);
 621
 622 #define bs_sr_4_proto(f)                                                \
 623 void    __bs_c(f,_bs_sr_4) (void *t, bus_space_handle_t bsh,    \
 624             bus_size_t offset, u_int32_t value, bus_size_t count);
 625
 626 #define bs_sr_8_proto(f)                                                \
 627 void    __bs_c(f,_bs_sr_8) (void *t, bus_space_handle_t bsh,    \
 628             bus_size_t offset, u_int64_t value, bus_size_t count);
 629
 630 #define bs_c_1_proto(f)                                                 \
 631 void    __bs_c(f,_bs_c_1) (void *t, bus_space_handle_t bsh1,    \
 632             bus_size_t offset1, bus_space_handle_t bsh2,                \
 633             bus_size_t offset2, bus_size_t count);
 634
 635 #define bs_c_2_proto(f)                                                 \
 636 void    __bs_c(f,_bs_c_2) (void *t, bus_space_handle_t bsh1,    \
 637             bus_size_t offset1, bus_space_handle_t bsh2,                \
 638             bus_size_t offset2, bus_size_t count);
 639
 640 #define bs_c_4_proto(f)                                                 \
 641 void    __bs_c(f,_bs_c_4) (void *t, bus_space_handle_t bsh1,    \
 642             bus_size_t offset1, bus_space_handle_t bsh2,                \
 643             bus_size_t offset2, bus_size_t count);
 644
 645 #define bs_c_8_proto(f)                                                 \
 646 void    __bs_c(f,_bs_c_8) (void *t, bus_space_handle_t bsh1,    \
 647             bus_size_t offset1, bus_space_handle_t bsh2,                \
 648             bus_size_t offset2, bus_size_t count);
 649
 650 #define DECLARE_BUS_SPACE_PROTOTYPES(f)         \
 651         bs_map_proto(f);                        \
 652         bs_unmap_proto(f);                      \
 653         bs_subregion_proto(f);                  \
 654         bs_alloc_proto(f);                      \
 655         bs_free_proto(f);                       \
 656         bs_barrier_proto(f);                    \
 657         bs_r_1_proto(f);                        \
 658         bs_r_2_proto(f);                        \
 659         bs_r_4_proto(f);                        \
 660         bs_r_8_proto(f);                        \
 661         bs_r_1_s_proto(f);                      \
 662         bs_r_2_s_proto(f);                      \
 663         bs_r_4_s_proto(f);                      \
 664         bs_w_1_proto(f);                        \
 665         bs_w_2_proto(f);                        \
 666         bs_w_4_proto(f);                        \
 667         bs_w_8_proto(f);                        \
 668         bs_w_1_s_proto(f);                      \
 669         bs_w_2_s_proto(f);                      \
 670         bs_w_4_s_proto(f);                      \
 671         bs_rm_1_proto(f);                       \
 672         bs_rm_2_proto(f);                       \
 673         bs_rm_4_proto(f);                       \
 674         bs_rm_8_proto(f);                       \
 675         bs_wm_1_proto(f);                       \
 676         bs_wm_2_proto(f);                       \
 677         bs_wm_4_proto(f);                       \
 678         bs_wm_8_proto(f);                       \
 679         bs_rr_1_proto(f);                       \
 680         bs_rr_2_proto(f);                       \
 681         bs_rr_4_proto(f);                       \
 682         bs_rr_8_proto(f);                       \
 683         bs_wr_1_proto(f);                       \
 684         bs_wr_2_proto(f);                       \
 685         bs_wr_4_proto(f);                       \
 686         bs_wr_8_proto(f);                       \
 687         bs_sm_1_proto(f);                       \
 688         bs_sm_2_proto(f);                       \
 689         bs_sm_4_proto(f);                       \
 690         bs_sm_8_proto(f);                       \
 691         bs_sr_1_proto(f);                       \
 692         bs_sr_2_proto(f);                       \
 693         bs_sr_4_proto(f);                       \
 694         bs_sr_8_proto(f);                       \
 695         bs_c_1_proto(f);                        \
 696         bs_c_2_proto(f);                        \
 697         bs_c_4_proto(f);                        \
 698         bs_c_8_proto(f);
 699
 700 #define BUS_SPACE_ALIGNED_POINTER(p, t) ALIGNED_POINTER(p, t)
 701
 702 #define BUS_SPACE_MAXADDR_24BIT 0xFFFFFF
 703 #define BUS_SPACE_MAXSIZE_24BIT 0xFFFFFF
 704
 705 #define BUS_SPACE_MAXADDR_32BIT 0xFFFFFFFF
 706 #define BUS_SPACE_MAXSIZE_32BIT 0xFFFFFFFF
 707
 708 #if defined(__mips_n64)
 709 #define BUS_SPACE_MAXADDR       0xFFFFFFFFFFFFFFFFUL
 710 #define BUS_SPACE_MAXSIZE       0xFFFFFFFFFFFFFFFFUL
 711 #else
 712 #define BUS_SPACE_MAXADDR       0xFFFFFFFFUL
 713 #define BUS_SPACE_MAXSIZE       0xFFFFFFFFUL
 714 #endif
 715
 716
 717 #define BUS_SPACE_UNRESTRICTED  (~0)
 718
 719 /*
 720  * declare generic bus space, it suits all needs in
 721  */
 722 DECLARE_BUS_SPACE_PROTOTYPES(generic);
 723 extern bus_space_tag_t mips_bus_space_generic;
 724 extern bus_space_tag_t mips_bus_space_fdt;
 725
 726 /* Special bus space for RMI processors */
 727 #if defined(CPU_RMI) || defined (CPU_NLM)
 728 extern bus_space_tag_t rmi_bus_space;
 729 extern bus_space_tag_t rmi_pci_bus_space;
 730 extern bus_space_tag_t rmi_uart_bus_space;
 731 #endif
 732
 733 #include <machine/bus_dma.h>
 734
 735 #endif /* _MACHINE_BUS_H_ */