1 /* $NetBSD: bus.h,v 1.11 2003/07/28 17:35:54 thorpej Exp $ */
4 * Copyright (c) 1996, 1997, 1998, 2001 The NetBSD Foundation, Inc.
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.
11 * Redistribution and use in source and binary forms, with or without
12 * modification, are permitted provided that the following conditions
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.
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.
34 * Copyright (c) 1996 Charles M. Hannum. All rights reserved.
35 * Copyright (c) 1996 Christopher G. Demetriou. All rights reserved.
37 * Redistribution and use in source and binary forms, with or without
38 * modification, are permitted provided that the following conditions
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
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.
66 #ifndef _MACHINE_BUS_H_
67 #define _MACHINE_BUS_H_
69 #include <machine/_bus.h>
72 * int bus_space_map (bus_space_tag_t t, bus_addr_t addr,
73 * bus_size_t size, int flags, bus_space_handle_t *bshp);
75 * Map a region of bus space.
78 #define BUS_SPACE_MAP_CACHEABLE 0x01
79 #define BUS_SPACE_MAP_LINEAR 0x02
80 #define BUS_SPACE_MAP_PREFETCHABLE 0x04
86 /* mapping/unmapping */
87 int (*bs_map) (bus_space_tag_t, bus_addr_t, bus_size_t,
88 int, bus_space_handle_t *);
89 void (*bs_unmap) (bus_space_tag_t, bus_space_handle_t, bus_size_t);
90 int (*bs_subregion) (bus_space_tag_t, bus_space_handle_t,
91 bus_size_t, bus_size_t, bus_space_handle_t *);
93 /* allocation/deallocation */
94 int (*bs_alloc) (bus_space_tag_t, bus_addr_t, bus_addr_t,
95 bus_size_t, bus_size_t, bus_size_t, int,
96 bus_addr_t *, bus_space_handle_t *);
97 void (*bs_free) (bus_space_tag_t, bus_space_handle_t,
100 /* get kernel virtual address */
102 void (*bs_barrier) (bus_space_tag_t, bus_space_handle_t,
103 bus_size_t, bus_size_t, int);
106 uint8_t (*bs_r_1) (bus_space_tag_t, bus_space_handle_t, bus_size_t);
107 uint16_t (*bs_r_2) (bus_space_tag_t, bus_space_handle_t, bus_size_t);
108 uint32_t (*bs_r_4) (bus_space_tag_t, bus_space_handle_t, bus_size_t);
109 uint64_t (*bs_r_8) (bus_space_tag_t, bus_space_handle_t, bus_size_t);
112 void (*bs_rm_1) (bus_space_tag_t, bus_space_handle_t, bus_size_t,
113 uint8_t *, bus_size_t);
114 void (*bs_rm_2) (bus_space_tag_t, bus_space_handle_t, bus_size_t,
115 uint16_t *, bus_size_t);
116 void (*bs_rm_4) (bus_space_tag_t, bus_space_handle_t,
117 bus_size_t, uint32_t *, bus_size_t);
118 void (*bs_rm_8) (bus_space_tag_t, bus_space_handle_t,
119 bus_size_t, uint64_t *, bus_size_t);
122 void (*bs_rr_1) (bus_space_tag_t, bus_space_handle_t,
123 bus_size_t, uint8_t *, bus_size_t);
124 void (*bs_rr_2) (bus_space_tag_t, bus_space_handle_t,
125 bus_size_t, uint16_t *, bus_size_t);
126 void (*bs_rr_4) (bus_space_tag_t, bus_space_handle_t,
127 bus_size_t, uint32_t *, bus_size_t);
128 void (*bs_rr_8) (bus_space_tag_t, bus_space_handle_t,
129 bus_size_t, uint64_t *, bus_size_t);
132 void (*bs_w_1) (bus_space_tag_t, bus_space_handle_t,
133 bus_size_t, uint8_t);
134 void (*bs_w_2) (bus_space_tag_t, bus_space_handle_t,
135 bus_size_t, uint16_t);
136 void (*bs_w_4) (bus_space_tag_t, bus_space_handle_t,
137 bus_size_t, uint32_t);
138 void (*bs_w_8) (bus_space_tag_t, bus_space_handle_t,
139 bus_size_t, uint64_t);
142 void (*bs_wm_1) (bus_space_tag_t, bus_space_handle_t,
143 bus_size_t, const uint8_t *, bus_size_t);
144 void (*bs_wm_2) (bus_space_tag_t, bus_space_handle_t,
145 bus_size_t, const uint16_t *, bus_size_t);
146 void (*bs_wm_4) (bus_space_tag_t, bus_space_handle_t,
147 bus_size_t, const uint32_t *, bus_size_t);
148 void (*bs_wm_8) (bus_space_tag_t, bus_space_handle_t,
149 bus_size_t, const uint64_t *, bus_size_t);
152 void (*bs_wr_1) (bus_space_tag_t, bus_space_handle_t,
153 bus_size_t, const uint8_t *, bus_size_t);
154 void (*bs_wr_2) (bus_space_tag_t, bus_space_handle_t,
155 bus_size_t, const uint16_t *, bus_size_t);
156 void (*bs_wr_4) (bus_space_tag_t, bus_space_handle_t,
157 bus_size_t, const uint32_t *, bus_size_t);
158 void (*bs_wr_8) (bus_space_tag_t, bus_space_handle_t,
159 bus_size_t, const uint64_t *, bus_size_t);
162 void (*bs_sm_1) (bus_space_tag_t, bus_space_handle_t,
163 bus_size_t, uint8_t, bus_size_t);
164 void (*bs_sm_2) (bus_space_tag_t, bus_space_handle_t,
165 bus_size_t, uint16_t, bus_size_t);
166 void (*bs_sm_4) (bus_space_tag_t, bus_space_handle_t,
167 bus_size_t, uint32_t, bus_size_t);
168 void (*bs_sm_8) (bus_space_tag_t, bus_space_handle_t,
169 bus_size_t, uint64_t, bus_size_t);
172 void (*bs_sr_1) (bus_space_tag_t, bus_space_handle_t,
173 bus_size_t, uint8_t, bus_size_t);
174 void (*bs_sr_2) (bus_space_tag_t, bus_space_handle_t,
175 bus_size_t, uint16_t, bus_size_t);
176 void (*bs_sr_4) (bus_space_tag_t, bus_space_handle_t,
177 bus_size_t, uint32_t, bus_size_t);
178 void (*bs_sr_8) (bus_space_tag_t, bus_space_handle_t,
179 bus_size_t, uint64_t, bus_size_t);
182 void (*bs_c_1) (bus_space_tag_t, bus_space_handle_t, bus_size_t,
183 bus_space_handle_t, bus_size_t, bus_size_t);
184 void (*bs_c_2) (bus_space_tag_t, bus_space_handle_t, bus_size_t,
185 bus_space_handle_t, bus_size_t, bus_size_t);
186 void (*bs_c_4) (bus_space_tag_t, bus_space_handle_t, bus_size_t,
187 bus_space_handle_t, bus_size_t, bus_size_t);
188 void (*bs_c_8) (bus_space_tag_t, bus_space_handle_t, bus_size_t,
189 bus_space_handle_t, bus_size_t, bus_size_t);
191 /* read stream (single) */
192 uint8_t (*bs_r_1_s) (bus_space_tag_t, bus_space_handle_t, bus_size_t);
193 uint16_t (*bs_r_2_s) (bus_space_tag_t, bus_space_handle_t, bus_size_t);
194 uint32_t (*bs_r_4_s) (bus_space_tag_t, bus_space_handle_t, bus_size_t);
195 uint64_t (*bs_r_8_s) (bus_space_tag_t, bus_space_handle_t, bus_size_t);
197 /* read multiple stream */
198 void (*bs_rm_1_s) (bus_space_tag_t, bus_space_handle_t, bus_size_t,
199 uint8_t *, bus_size_t);
200 void (*bs_rm_2_s) (bus_space_tag_t, bus_space_handle_t, bus_size_t,
201 uint16_t *, bus_size_t);
202 void (*bs_rm_4_s) (bus_space_tag_t, bus_space_handle_t,
203 bus_size_t, uint32_t *, bus_size_t);
204 void (*bs_rm_8_s) (bus_space_tag_t, bus_space_handle_t,
205 bus_size_t, uint64_t *, bus_size_t);
207 /* read region stream */
208 void (*bs_rr_1_s) (bus_space_tag_t, bus_space_handle_t,
209 bus_size_t, uint8_t *, bus_size_t);
210 void (*bs_rr_2_s) (bus_space_tag_t, bus_space_handle_t,
211 bus_size_t, uint16_t *, bus_size_t);
212 void (*bs_rr_4_s) (bus_space_tag_t, bus_space_handle_t,
213 bus_size_t, uint32_t *, bus_size_t);
214 void (*bs_rr_8_s) (bus_space_tag_t, bus_space_handle_t,
215 bus_size_t, uint64_t *, bus_size_t);
217 /* write stream (single) */
218 void (*bs_w_1_s) (bus_space_tag_t, bus_space_handle_t,
219 bus_size_t, uint8_t);
220 void (*bs_w_2_s) (bus_space_tag_t, bus_space_handle_t,
221 bus_size_t, uint16_t);
222 void (*bs_w_4_s) (bus_space_tag_t, bus_space_handle_t,
223 bus_size_t, uint32_t);
224 void (*bs_w_8_s) (bus_space_tag_t, bus_space_handle_t,
225 bus_size_t, uint64_t);
227 /* write multiple stream */
228 void (*bs_wm_1_s) (bus_space_tag_t, bus_space_handle_t,
229 bus_size_t, const uint8_t *, bus_size_t);
230 void (*bs_wm_2_s) (bus_space_tag_t, bus_space_handle_t,
231 bus_size_t, const uint16_t *, bus_size_t);
232 void (*bs_wm_4_s) (bus_space_tag_t, bus_space_handle_t,
233 bus_size_t, const uint32_t *, bus_size_t);
234 void (*bs_wm_8_s) (bus_space_tag_t, bus_space_handle_t,
235 bus_size_t, const uint64_t *, bus_size_t);
237 /* write region stream */
238 void (*bs_wr_1_s) (bus_space_tag_t, bus_space_handle_t,
239 bus_size_t, const uint8_t *, bus_size_t);
240 void (*bs_wr_2_s) (bus_space_tag_t, bus_space_handle_t,
241 bus_size_t, const uint16_t *, bus_size_t);
242 void (*bs_wr_4_s) (bus_space_tag_t, bus_space_handle_t,
243 bus_size_t, const uint32_t *, bus_size_t);
244 void (*bs_wr_8_s) (bus_space_tag_t, bus_space_handle_t,
245 bus_size_t, const uint64_t *, bus_size_t);
250 * Utility macros; INTERNAL USE ONLY.
252 #define __bs_c(a,b) __CONCAT(a,b)
253 #define __bs_opname(op,size) __bs_c(__bs_c(__bs_c(bs_,op),_),size)
255 #define __bs_nonsingle(type, sz, t, h, o, a, c) \
256 (*(t)->__bs_opname(type,sz))((t), h, o, a, c)
257 #define __bs_set(type, sz, t, h, o, v, c) \
258 (*(t)->__bs_opname(type,sz))((t), h, o, v, c)
259 #define __bs_copy(sz, t, h1, o1, h2, o2, cnt) \
260 (*(t)->__bs_opname(c,sz))((t), h1, o1, h2, o2, cnt)
262 #define __bs_opname_s(op,size) __bs_c(__bs_c(__bs_c(__bs_c(bs_,op),_),size),_s)
263 #define __bs_rs_s(sz, t, h, o) \
264 (*(t)->__bs_opname_s(r,sz))((t), h, o)
265 #define __bs_ws_s(sz, t, h, o, v) \
266 (*(t)->__bs_opname_s(w,sz))((t), h, o, v)
267 #define __bs_nonsingle_s(type, sz, t, h, o, a, c) \
268 (*(t)->__bs_opname_s(type,sz))((t), h, o, a, c)
271 #define __generate_inline_bs_rs(IFN, MBR, TYP) \
273 IFN(bus_space_tag_t t, bus_space_handle_t h, bus_size_t o) \
276 if (__predict_true(t->MBR == NULL)) \
277 return (*(volatile TYP *)(h + o)); \
279 return (t->MBR(t, h, o)); \
282 #define __generate_inline_bs_ws(IFN, MBR, TYP) \
284 IFN(bus_space_tag_t t, bus_space_handle_t h, bus_size_t o, TYP v)\
287 if (__predict_true(t->MBR == NULL)) \
288 *(volatile TYP *)(h + o) = v; \
290 t->MBR(t, h, o, v); \
294 * Mapping and unmapping operations.
296 #define bus_space_map(t, a, s, c, hp) \
297 (*(t)->bs_map)((t), (a), (s), (c), (hp))
298 #define bus_space_unmap(t, h, s) \
299 (*(t)->bs_unmap)((t), (h), (s))
300 #define bus_space_subregion(t, h, o, s, hp) \
301 (*(t)->bs_subregion)((t), (h), (o), (s), (hp))
305 * Allocation and deallocation operations.
307 #define bus_space_alloc(t, rs, re, s, a, b, c, ap, hp) \
308 (*(t)->bs_alloc)((t), (rs), (re), (s), (a), (b), \
310 #define bus_space_free(t, h, s) \
311 (*(t)->bs_free)((t), (h), (s))
314 * Bus barrier operations.
316 #define bus_space_barrier(t, h, o, l, f) \
317 (*(t)->bs_barrier)((t), (h), (o), (l), (f))
319 #define BUS_SPACE_BARRIER_READ 0x01
320 #define BUS_SPACE_BARRIER_WRITE 0x02
323 * Bus read (single) operations.
325 __generate_inline_bs_rs(bus_space_read_1, bs_r_1, uint8_t);
326 __generate_inline_bs_rs(bus_space_read_2, bs_r_2, uint16_t);
327 __generate_inline_bs_rs(bus_space_read_4, bs_r_4, uint32_t);
328 __generate_inline_bs_rs(bus_space_read_8, bs_r_8, uint64_t);
330 __generate_inline_bs_rs(bus_space_read_stream_1, bs_r_1_s, uint8_t);
331 __generate_inline_bs_rs(bus_space_read_stream_2, bs_r_2_s, uint16_t);
332 __generate_inline_bs_rs(bus_space_read_stream_4, bs_r_4_s, uint32_t);
333 __generate_inline_bs_rs(bus_space_read_stream_8, bs_r_8_s, uint64_t);
336 * Bus read multiple operations.
338 #define bus_space_read_multi_1(t, h, o, a, c) \
339 __bs_nonsingle(rm,1,(t),(h),(o),(a),(c))
340 #define bus_space_read_multi_2(t, h, o, a, c) \
341 __bs_nonsingle(rm,2,(t),(h),(o),(a),(c))
342 #define bus_space_read_multi_4(t, h, o, a, c) \
343 __bs_nonsingle(rm,4,(t),(h),(o),(a),(c))
344 #define bus_space_read_multi_8(t, h, o, a, c) \
345 __bs_nonsingle(rm,8,(t),(h),(o),(a),(c))
347 #define bus_space_read_multi_stream_1(t, h, o, a, c) \
348 __bs_nonsingle_s(rm,1,(t),(h),(o),(a),(c))
349 #define bus_space_read_multi_stream_2(t, h, o, a, c) \
350 __bs_nonsingle_s(rm,2,(t),(h),(o),(a),(c))
351 #define bus_space_read_multi_stream_4(t, h, o, a, c) \
352 __bs_nonsingle_s(rm,4,(t),(h),(o),(a),(c))
353 #define bus_space_read_multi_stream_8(t, h, o, a, c) \
354 __bs_nonsingle_s(rm,8,(t),(h),(o),(a),(c))
358 * Bus read region operations.
360 #define bus_space_read_region_1(t, h, o, a, c) \
361 __bs_nonsingle(rr,1,(t),(h),(o),(a),(c))
362 #define bus_space_read_region_2(t, h, o, a, c) \
363 __bs_nonsingle(rr,2,(t),(h),(o),(a),(c))
364 #define bus_space_read_region_4(t, h, o, a, c) \
365 __bs_nonsingle(rr,4,(t),(h),(o),(a),(c))
366 #define bus_space_read_region_8(t, h, o, a, c) \
367 __bs_nonsingle(rr,8,(t),(h),(o),(a),(c))
369 #define bus_space_read_region_stream_1(t, h, o, a, c) \
370 __bs_nonsingle_s(rr,1,(t),(h),(o),(a),(c))
371 #define bus_space_read_region_stream_2(t, h, o, a, c) \
372 __bs_nonsingle_s(rr,2,(t),(h),(o),(a),(c))
373 #define bus_space_read_region_stream_4(t, h, o, a, c) \
374 __bs_nonsingle_s(rr,4,(t),(h),(o),(a),(c))
375 #define bus_space_read_region_stream_8(t, h, o, a, c) \
376 __bs_nonsingle_s(rr,8,(t),(h),(o),(a),(c))
380 * Bus write (single) operations.
382 __generate_inline_bs_ws(bus_space_write_1, bs_w_1, uint8_t);
383 __generate_inline_bs_ws(bus_space_write_2, bs_w_2, uint16_t);
384 __generate_inline_bs_ws(bus_space_write_4, bs_w_4, uint32_t);
385 __generate_inline_bs_ws(bus_space_write_8, bs_w_8, uint64_t);
387 __generate_inline_bs_ws(bus_space_write_stream_1, bs_w_1_s, uint8_t);
388 __generate_inline_bs_ws(bus_space_write_stream_2, bs_w_2_s, uint16_t);
389 __generate_inline_bs_ws(bus_space_write_stream_4, bs_w_4_s, uint32_t);
390 __generate_inline_bs_ws(bus_space_write_stream_8, bs_w_8_s, uint64_t);
394 * Bus write multiple operations.
396 #define bus_space_write_multi_1(t, h, o, a, c) \
397 __bs_nonsingle(wm,1,(t),(h),(o),(a),(c))
398 #define bus_space_write_multi_2(t, h, o, a, c) \
399 __bs_nonsingle(wm,2,(t),(h),(o),(a),(c))
400 #define bus_space_write_multi_4(t, h, o, a, c) \
401 __bs_nonsingle(wm,4,(t),(h),(o),(a),(c))
402 #define bus_space_write_multi_8(t, h, o, a, c) \
403 __bs_nonsingle(wm,8,(t),(h),(o),(a),(c))
405 #define bus_space_write_multi_stream_1(t, h, o, a, c) \
406 __bs_nonsingle_s(wm,1,(t),(h),(o),(a),(c))
407 #define bus_space_write_multi_stream_2(t, h, o, a, c) \
408 __bs_nonsingle_s(wm,2,(t),(h),(o),(a),(c))
409 #define bus_space_write_multi_stream_4(t, h, o, a, c) \
410 __bs_nonsingle_s(wm,4,(t),(h),(o),(a),(c))
411 #define bus_space_write_multi_stream_8(t, h, o, a, c) \
412 __bs_nonsingle_s(wm,8,(t),(h),(o),(a),(c))
416 * Bus write region operations.
418 #define bus_space_write_region_1(t, h, o, a, c) \
419 __bs_nonsingle(wr,1,(t),(h),(o),(a),(c))
420 #define bus_space_write_region_2(t, h, o, a, c) \
421 __bs_nonsingle(wr,2,(t),(h),(o),(a),(c))
422 #define bus_space_write_region_4(t, h, o, a, c) \
423 __bs_nonsingle(wr,4,(t),(h),(o),(a),(c))
424 #define bus_space_write_region_8(t, h, o, a, c) \
425 __bs_nonsingle(wr,8,(t),(h),(o),(a),(c))
427 #define bus_space_write_region_stream_1(t, h, o, a, c) \
428 __bs_nonsingle_s(wr,1,(t),(h),(o),(a),(c))
429 #define bus_space_write_region_stream_2(t, h, o, a, c) \
430 __bs_nonsingle_s(wr,2,(t),(h),(o),(a),(c))
431 #define bus_space_write_region_stream_4(t, h, o, a, c) \
432 __bs_nonsingle_s(wr,4,(t),(h),(o),(a),(c))
433 #define bus_space_write_region_stream_8(t, h, o, a, c) \
434 __bs_nonsingle_s(wr,8,(t),(h),(o),(a),(c))
438 * Set multiple operations.
440 #define bus_space_set_multi_1(t, h, o, v, c) \
441 __bs_set(sm,1,(t),(h),(o),(v),(c))
442 #define bus_space_set_multi_2(t, h, o, v, c) \
443 __bs_set(sm,2,(t),(h),(o),(v),(c))
444 #define bus_space_set_multi_4(t, h, o, v, c) \
445 __bs_set(sm,4,(t),(h),(o),(v),(c))
446 #define bus_space_set_multi_8(t, h, o, v, c) \
447 __bs_set(sm,8,(t),(h),(o),(v),(c))
451 * Set region operations.
453 #define bus_space_set_region_1(t, h, o, v, c) \
454 __bs_set(sr,1,(t),(h),(o),(v),(c))
455 #define bus_space_set_region_2(t, h, o, v, c) \
456 __bs_set(sr,2,(t),(h),(o),(v),(c))
457 #define bus_space_set_region_4(t, h, o, v, c) \
458 __bs_set(sr,4,(t),(h),(o),(v),(c))
459 #define bus_space_set_region_8(t, h, o, v, c) \
460 __bs_set(sr,8,(t),(h),(o),(v),(c))
466 #define bus_space_copy_region_1(t, h1, o1, h2, o2, c) \
467 __bs_copy(1, t, h1, o1, h2, o2, c)
468 #define bus_space_copy_region_2(t, h1, o1, h2, o2, c) \
469 __bs_copy(2, t, h1, o1, h2, o2, c)
470 #define bus_space_copy_region_4(t, h1, o1, h2, o2, c) \
471 __bs_copy(4, t, h1, o1, h2, o2, c)
472 #define bus_space_copy_region_8(t, h1, o1, h2, o2, c) \
473 __bs_copy(8, t, h1, o1, h2, o2, c)
476 * Macros to provide prototypes for all the functions used in the
477 * bus_space structure
480 #define bs_map_proto(f) \
481 int __bs_c(f,_bs_map) (bus_space_tag_t t, bus_addr_t addr, \
482 bus_size_t size, int cacheable, bus_space_handle_t *bshp);
484 #define bs_unmap_proto(f) \
485 void __bs_c(f,_bs_unmap) (bus_space_tag_t t, bus_space_handle_t bsh, \
488 #define bs_subregion_proto(f) \
489 int __bs_c(f,_bs_subregion) (bus_space_tag_t t, bus_space_handle_t bsh, \
490 bus_size_t offset, bus_size_t size, \
491 bus_space_handle_t *nbshp);
493 #define bs_alloc_proto(f) \
494 int __bs_c(f,_bs_alloc) (bus_space_tag_t t, bus_addr_t rstart, \
495 bus_addr_t rend, bus_size_t size, bus_size_t align, \
496 bus_size_t boundary, int cacheable, bus_addr_t *addrp, \
497 bus_space_handle_t *bshp);
499 #define bs_free_proto(f) \
500 void __bs_c(f,_bs_free) (bus_space_tag_t t, bus_space_handle_t bsh, \
503 #define bs_mmap_proto(f) \
504 int __bs_c(f,_bs_mmap) (struct cdev *, vm_offset_t, vm_paddr_t *, int);
506 #define bs_barrier_proto(f) \
507 void __bs_c(f,_bs_barrier) (bus_space_tag_t t, bus_space_handle_t bsh, \
508 bus_size_t offset, bus_size_t len, int flags);
510 #define bs_r_1_proto(f) \
511 uint8_t __bs_c(f,_bs_r_1) (bus_space_tag_t t, bus_space_handle_t bsh, \
514 #define bs_r_2_proto(f) \
515 uint16_t __bs_c(f,_bs_r_2) (bus_space_tag_t t, bus_space_handle_t bsh, \
518 #define bs_r_4_proto(f) \
519 uint32_t __bs_c(f,_bs_r_4) (bus_space_tag_t t, bus_space_handle_t bsh, \
522 #define bs_r_8_proto(f) \
523 uint64_t __bs_c(f,_bs_r_8) (bus_space_tag_t t, bus_space_handle_t bsh, \
526 #define bs_r_1_s_proto(f) \
527 uint8_t __bs_c(f,_bs_r_1_s) (bus_space_tag_t t, bus_space_handle_t bsh, \
530 #define bs_r_2_s_proto(f) \
531 uint16_t __bs_c(f,_bs_r_2_s) (bus_space_tag_t t, bus_space_handle_t bsh, \
534 #define bs_r_4_s_proto(f) \
535 uint32_t __bs_c(f,_bs_r_4_s) (bus_space_tag_t t, bus_space_handle_t bsh, \
538 #define bs_w_1_proto(f) \
539 void __bs_c(f,_bs_w_1) (bus_space_tag_t t, bus_space_handle_t bsh, \
540 bus_size_t offset, uint8_t value);
542 #define bs_w_2_proto(f) \
543 void __bs_c(f,_bs_w_2) (bus_space_tag_t t, bus_space_handle_t bsh, \
544 bus_size_t offset, uint16_t value);
546 #define bs_w_4_proto(f) \
547 void __bs_c(f,_bs_w_4) (bus_space_tag_t t, bus_space_handle_t bsh, \
548 bus_size_t offset, uint32_t value);
550 #define bs_w_8_proto(f) \
551 void __bs_c(f,_bs_w_8) (bus_space_tag_t t, bus_space_handle_t bsh, \
552 bus_size_t offset, uint64_t value);
554 #define bs_w_1_s_proto(f) \
555 void __bs_c(f,_bs_w_1_s) (bus_space_tag_t t, bus_space_handle_t bsh, \
556 bus_size_t offset, uint8_t value);
558 #define bs_w_2_s_proto(f) \
559 void __bs_c(f,_bs_w_2_s) (bus_space_tag_t t, bus_space_handle_t bsh, \
560 bus_size_t offset, uint16_t value);
562 #define bs_w_4_s_proto(f) \
563 void __bs_c(f,_bs_w_4_s) (bus_space_tag_t t, bus_space_handle_t bsh, \
564 bus_size_t offset, uint32_t value);
566 #define bs_rm_1_proto(f) \
567 void __bs_c(f,_bs_rm_1) (bus_space_tag_t t, bus_space_handle_t bsh, \
568 bus_size_t offset, uint8_t *addr, bus_size_t count);
570 #define bs_rm_2_proto(f) \
571 void __bs_c(f,_bs_rm_2) (bus_space_tag_t t, bus_space_handle_t bsh, \
572 bus_size_t offset, uint16_t *addr, bus_size_t count);
574 #define bs_rm_4_proto(f) \
575 void __bs_c(f,_bs_rm_4) (bus_space_tag_t t, bus_space_handle_t bsh, \
576 bus_size_t offset, uint32_t *addr, bus_size_t count);
578 #define bs_rm_8_proto(f) \
579 void __bs_c(f,_bs_rm_8) (bus_space_tag_t t, bus_space_handle_t bsh, \
580 bus_size_t offset, uint64_t *addr, bus_size_t count);
582 #define bs_wm_1_proto(f) \
583 void __bs_c(f,_bs_wm_1) (bus_space_tag_t t, bus_space_handle_t bsh, \
584 bus_size_t offset, const uint8_t *addr, bus_size_t count);
586 #define bs_wm_2_proto(f) \
587 void __bs_c(f,_bs_wm_2) (bus_space_tag_t t, bus_space_handle_t bsh, \
588 bus_size_t offset, const uint16_t *addr, bus_size_t count);
590 #define bs_wm_4_proto(f) \
591 void __bs_c(f,_bs_wm_4) (bus_space_tag_t t, bus_space_handle_t bsh, \
592 bus_size_t offset, const uint32_t *addr, bus_size_t count);
594 #define bs_wm_8_proto(f) \
595 void __bs_c(f,_bs_wm_8) (bus_space_tag_t t, bus_space_handle_t bsh, \
596 bus_size_t offset, const uint64_t *addr, bus_size_t count);
598 #define bs_rr_1_proto(f) \
599 void __bs_c(f, _bs_rr_1) (bus_space_tag_t t, bus_space_handle_t bsh, \
600 bus_size_t offset, uint8_t *addr, bus_size_t count);
602 #define bs_rr_2_proto(f) \
603 void __bs_c(f, _bs_rr_2) (bus_space_tag_t t, bus_space_handle_t bsh, \
604 bus_size_t offset, uint16_t *addr, bus_size_t count);
606 #define bs_rr_4_proto(f) \
607 void __bs_c(f, _bs_rr_4) (bus_space_tag_t t, bus_space_handle_t bsh, \
608 bus_size_t offset, uint32_t *addr, bus_size_t count);
610 #define bs_rr_8_proto(f) \
611 void __bs_c(f, _bs_rr_8) (bus_space_tag_t t, bus_space_handle_t bsh, \
612 bus_size_t offset, uint64_t *addr, bus_size_t count);
614 #define bs_wr_1_proto(f) \
615 void __bs_c(f, _bs_wr_1) (bus_space_tag_t t, bus_space_handle_t bsh, \
616 bus_size_t offset, const uint8_t *addr, bus_size_t count);
618 #define bs_wr_2_proto(f) \
619 void __bs_c(f, _bs_wr_2) (bus_space_tag_t t, bus_space_handle_t bsh, \
620 bus_size_t offset, const uint16_t *addr, bus_size_t count);
622 #define bs_wr_4_proto(f) \
623 void __bs_c(f, _bs_wr_4) (bus_space_tag_t t, bus_space_handle_t bsh, \
624 bus_size_t offset, const uint32_t *addr, bus_size_t count);
626 #define bs_wr_8_proto(f) \
627 void __bs_c(f, _bs_wr_8) (bus_space_tag_t t, bus_space_handle_t bsh, \
628 bus_size_t offset, const uint64_t *addr, bus_size_t count);
630 #define bs_sm_1_proto(f) \
631 void __bs_c(f,_bs_sm_1) (bus_space_tag_t t, bus_space_handle_t bsh, \
632 bus_size_t offset, uint8_t value, bus_size_t count);
634 #define bs_sm_2_proto(f) \
635 void __bs_c(f,_bs_sm_2) (bus_space_tag_t t, bus_space_handle_t bsh, \
636 bus_size_t offset, uint16_t value, bus_size_t count);
638 #define bs_sm_4_proto(f) \
639 void __bs_c(f,_bs_sm_4) (bus_space_tag_t t, bus_space_handle_t bsh, \
640 bus_size_t offset, uint32_t value, bus_size_t count);
642 #define bs_sm_8_proto(f) \
643 void __bs_c(f,_bs_sm_8) (bus_space_tag_t t, bus_space_handle_t bsh, \
644 bus_size_t offset, uint64_t value, bus_size_t count);
646 #define bs_sr_1_proto(f) \
647 void __bs_c(f,_bs_sr_1) (bus_space_tag_t t, bus_space_handle_t bsh, \
648 bus_size_t offset, uint8_t value, bus_size_t count);
650 #define bs_sr_2_proto(f) \
651 void __bs_c(f,_bs_sr_2) (bus_space_tag_t t, bus_space_handle_t bsh, \
652 bus_size_t offset, uint16_t value, bus_size_t count);
654 #define bs_sr_4_proto(f) \
655 void __bs_c(f,_bs_sr_4) (bus_space_tag_t t, bus_space_handle_t bsh, \
656 bus_size_t offset, uint32_t value, bus_size_t count);
658 #define bs_sr_8_proto(f) \
659 void __bs_c(f,_bs_sr_8) (bus_space_tag_t t, bus_space_handle_t bsh, \
660 bus_size_t offset, uint64_t value, bus_size_t count);
662 #define bs_c_1_proto(f) \
663 void __bs_c(f,_bs_c_1) (bus_space_tag_t t, bus_space_handle_t bsh1, \
664 bus_size_t offset1, bus_space_handle_t bsh2, \
665 bus_size_t offset2, bus_size_t count);
667 #define bs_c_2_proto(f) \
668 void __bs_c(f,_bs_c_2) (bus_space_tag_t t, bus_space_handle_t bsh1, \
669 bus_size_t offset1, bus_space_handle_t bsh2, \
670 bus_size_t offset2, bus_size_t count);
672 #define bs_c_4_proto(f) \
673 void __bs_c(f,_bs_c_4) (bus_space_tag_t t, bus_space_handle_t bsh1, \
674 bus_size_t offset1, bus_space_handle_t bsh2, \
675 bus_size_t offset2, bus_size_t count);
677 #define bs_c_8_proto(f) \
678 void __bs_c(f,_bs_c_8) (bus_space_tag_t t, bus_space_handle_t bsh1, \
679 bus_size_t offset1, bus_space_handle_t bsh2, \
680 bus_size_t offset2, bus_size_t count);
682 #define bs_protos(f) \
685 bs_subregion_proto(f); \
689 bs_barrier_proto(f); \
733 #define BUS_SPACE_ALIGNED_POINTER(p, t) ALIGNED_POINTER(p, t)
735 #define BUS_SPACE_MAXADDR_24BIT 0xFFFFFF
736 #define BUS_SPACE_MAXADDR_32BIT 0xFFFFFFFF
737 #define BUS_SPACE_MAXADDR 0xFFFFFFFF
738 #define BUS_SPACE_MAXSIZE_24BIT 0xFFFFFF
739 #define BUS_SPACE_MAXSIZE_32BIT 0xFFFFFFFF
740 #define BUS_SPACE_MAXSIZE 0xFFFFFFFF
742 #define BUS_SPACE_UNRESTRICTED (~0)
744 #include <machine/bus_dma.h>
747 * Get the physical address of a bus space memory-mapped resource.
748 * Doing this as a macro is a temporary solution until a more robust fix is
749 * designed. It also serves to mark the locations needing that fix.
751 #define BUS_SPACE_PHYSADDR(res, offs) \
752 ((u_int)(rman_get_start(res)+(offs)))
754 #endif /* _MACHINE_BUS_H_ */