The Design and Implementation of the FreeBSD Operating System, Second Edition
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FreeBSD/Linux Kernel Cross Reference
sys/mips/include/bus.h

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    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: releng/11.0/sys/mips/include/bus.h 295502 2016-02-11 06:19:58Z adrian $
   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 
  725 /* Special bus space for RMI processors */
  726 #if defined(CPU_RMI) || defined (CPU_NLM)
  727 extern bus_space_tag_t rmi_bus_space;
  728 extern bus_space_tag_t rmi_pci_bus_space;
  729 extern bus_space_tag_t rmi_uart_bus_space;
  730 #endif
  731 
  732 #include <machine/bus_dma.h>
  733 
  734 #endif /* _MACHINE_BUS_H_ */

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