1 /* $NetBSD: bus.h,v 1.11 2003/07/28 17:35:54 thorpej Exp $ */
2
3 /*-
4 * SPDX-License-Identifier: BSD-2-Clause-NetBSD AND BSD-4-Clause
5 *
6 * Copyright (c) 1996, 1997, 1998, 2001 The NetBSD Foundation, Inc.
7 * All rights reserved.
8 *
9 * This code is derived from software contributed to The NetBSD Foundation
10 * by Jason R. Thorpe of the Numerical Aerospace Simulation Facility,
11 * NASA Ames Research Center.
12 *
13 * Redistribution and use in source and binary forms, with or without
14 * modification, are permitted provided that the following conditions
15 * are met:
16 * 1. Redistributions of source code must retain the above copyright
17 * notice, this list of conditions and the following disclaimer.
18 * 2. Redistributions in binary form must reproduce the above copyright
19 * notice, this list of conditions and the following disclaimer in the
20 * documentation and/or other materials provided with the distribution.
21 *
22 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
23 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
24 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
25 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
26 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
27 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
28 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
29 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
30 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
31 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
32 * POSSIBILITY OF SUCH DAMAGE.
33 */
34
35 /*-
36 * Copyright (c) 1996 Charles M. Hannum. All rights reserved.
37 * Copyright (c) 1996 Christopher G. Demetriou. All rights reserved.
38 *
39 * Redistribution and use in source and binary forms, with or without
40 * modification, are permitted provided that the following conditions
41 * are met:
42 * 1. Redistributions of source code must retain the above copyright
43 * notice, this list of conditions and the following disclaimer.
44 * 2. Redistributions in binary form must reproduce the above copyright
45 * notice, this list of conditions and the following disclaimer in the
46 * documentation and/or other materials provided with the distribution.
47 * 3. All advertising materials mentioning features or use of this software
48 * must display the following acknowledgement:
49 * This product includes software developed by Christopher G. Demetriou
50 * for the NetBSD Project.
51 * 4. The name of the author may not be used to endorse or promote products
52 * derived from this software without specific prior written permission
53 *
54 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
55 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
56 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
57 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
58 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
59 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
60 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
61 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
62 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
63 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
64 *
65 * $FreeBSD$
66 */
67
68 #ifndef _MACHINE_BUS_H_
69 #define _MACHINE_BUS_H_
70
71 #include <machine/_bus.h>
72
73 #define BUS_SPACE_ALIGNED_POINTER(p, t) ALIGNED_POINTER(p, t)
74
75 #define BUS_SPACE_MAXADDR_24BIT 0xFFFFFFUL
76 #define BUS_SPACE_MAXADDR_32BIT 0xFFFFFFFFUL
77 #define BUS_SPACE_MAXSIZE_24BIT 0xFFFFFFUL
78 #define BUS_SPACE_MAXSIZE_32BIT 0xFFFFFFFFUL
79
80 #ifdef __powerpc64__
81 #define BUS_SPACE_MAXADDR 0xFFFFFFFFFFFFFFFFUL
82 #define BUS_SPACE_MAXSIZE 0xFFFFFFFFFFFFFFFFUL
83 #else
84 #ifdef BOOKE
85 #define BUS_SPACE_MAXADDR 0xFFFFFFFFFULL
86 #define BUS_SPACE_MAXSIZE 0xFFFFFFFFUL
87 #else
88 #define BUS_SPACE_MAXADDR 0xFFFFFFFFUL
89 #define BUS_SPACE_MAXSIZE 0xFFFFFFFFUL
90 #endif
91 #endif
92
93 #define BUS_SPACE_MAP_CACHEABLE 0x01
94 #define BUS_SPACE_MAP_LINEAR 0x02
95 #define BUS_SPACE_MAP_PREFETCHABLE 0x04
96
97 #define BUS_SPACE_UNRESTRICTED (~0)
98
99 #define BUS_SPACE_BARRIER_READ 0x01
100 #define BUS_SPACE_BARRIER_WRITE 0x02
101
102 struct bus_space_access;
103
104 struct bus_space {
105 /* mapping/unmapping */
106 int (*bs_map)(bus_addr_t, bus_size_t, int,
107 bus_space_handle_t *);
108 void (*bs_unmap)(bus_size_t);
109 int (*bs_subregion)(bus_space_handle_t, bus_size_t,
110 bus_size_t, bus_space_handle_t *);
111
112 /* allocation/deallocation */
113 int (*bs_alloc)(bus_addr_t, bus_addr_t, bus_size_t,
114 bus_size_t, bus_size_t, int, bus_addr_t *, bus_space_handle_t *);
115 void (*bs_free)(bus_space_handle_t, bus_size_t);
116
117 void (*bs_barrier)(bus_space_handle_t, bus_size_t,
118 bus_size_t, int);
119
120 /* Read single. */
121 uint8_t (*bs_r_1)(bus_space_handle_t, bus_size_t);
122 uint16_t (*bs_r_2)(bus_space_handle_t, bus_size_t);
123 uint32_t (*bs_r_4)(bus_space_handle_t, bus_size_t);
124 uint64_t (*bs_r_8)(bus_space_handle_t, bus_size_t);
125
126 uint16_t (*bs_r_s_2)(bus_space_handle_t, bus_size_t);
127 uint32_t (*bs_r_s_4)(bus_space_handle_t, bus_size_t);
128 uint64_t (*bs_r_s_8)(bus_space_handle_t, bus_size_t);
129
130 /* read multiple */
131 void (*bs_rm_1)(bus_space_handle_t, bus_size_t, uint8_t *,
132 bus_size_t);
133 void (*bs_rm_2)(bus_space_handle_t, bus_size_t, uint16_t *,
134 bus_size_t);
135 void (*bs_rm_4)(bus_space_handle_t, bus_size_t, uint32_t *,
136 bus_size_t);
137 void (*bs_rm_8)(bus_space_handle_t, bus_size_t, uint64_t *,
138 bus_size_t);
139
140 void (*bs_rm_s_2)(bus_space_handle_t, bus_size_t, uint16_t *,
141 bus_size_t);
142 void (*bs_rm_s_4)(bus_space_handle_t, bus_size_t, uint32_t *,
143 bus_size_t);
144 void (*bs_rm_s_8)(bus_space_handle_t, bus_size_t, uint64_t *,
145 bus_size_t);
146
147 /* read region */
148 void (*bs_rr_1)(bus_space_handle_t, bus_size_t, uint8_t *,
149 bus_size_t);
150 void (*bs_rr_2)(bus_space_handle_t, bus_size_t, uint16_t *,
151 bus_size_t);
152 void (*bs_rr_4)(bus_space_handle_t, bus_size_t, uint32_t *,
153 bus_size_t);
154 void (*bs_rr_8)(bus_space_handle_t, bus_size_t, uint64_t *,
155 bus_size_t);
156
157 void (*bs_rr_s_2)(bus_space_handle_t, bus_size_t, uint16_t *,
158 bus_size_t);
159 void (*bs_rr_s_4)(bus_space_handle_t, bus_size_t, uint32_t *,
160 bus_size_t);
161 void (*bs_rr_s_8)(bus_space_handle_t, bus_size_t, uint64_t *,
162 bus_size_t);
163
164 /* write */
165 void (*bs_w_1)(bus_space_handle_t, bus_size_t, uint8_t);
166 void (*bs_w_2)(bus_space_handle_t, bus_size_t, uint16_t);
167 void (*bs_w_4)(bus_space_handle_t, bus_size_t, uint32_t);
168 void (*bs_w_8)(bus_space_handle_t, bus_size_t, uint64_t);
169
170 void (*bs_w_s_2)(bus_space_handle_t, bus_size_t, uint16_t);
171 void (*bs_w_s_4)(bus_space_handle_t, bus_size_t, uint32_t);
172 void (*bs_w_s_8)(bus_space_handle_t, bus_size_t, uint64_t);
173
174 /* write multiple */
175 void (*bs_wm_1)(bus_space_handle_t, bus_size_t,
176 const uint8_t *, bus_size_t);
177 void (*bs_wm_2)(bus_space_handle_t, bus_size_t,
178 const uint16_t *, bus_size_t);
179 void (*bs_wm_4)(bus_space_handle_t, bus_size_t,
180 const uint32_t *, bus_size_t);
181 void (*bs_wm_8)(bus_space_handle_t, bus_size_t,
182 const uint64_t *, bus_size_t);
183
184 void (*bs_wm_s_2)(bus_space_handle_t, bus_size_t,
185 const uint16_t *, bus_size_t);
186 void (*bs_wm_s_4)(bus_space_handle_t, bus_size_t,
187 const uint32_t *, bus_size_t);
188 void (*bs_wm_s_8)(bus_space_handle_t, bus_size_t,
189 const uint64_t *, bus_size_t);
190
191 /* write region */
192 void (*bs_wr_1)(bus_space_handle_t, bus_size_t,
193 const uint8_t *, bus_size_t);
194 void (*bs_wr_2)(bus_space_handle_t, bus_size_t,
195 const uint16_t *, bus_size_t);
196 void (*bs_wr_4)(bus_space_handle_t, bus_size_t,
197 const uint32_t *, bus_size_t);
198 void (*bs_wr_8)(bus_space_handle_t, bus_size_t,
199 const uint64_t *, bus_size_t);
200
201 void (*bs_wr_s_2)(bus_space_handle_t, bus_size_t,
202 const uint16_t *, bus_size_t);
203 void (*bs_wr_s_4)(bus_space_handle_t, bus_size_t,
204 const uint32_t *, bus_size_t);
205 void (*bs_wr_s_8)(bus_space_handle_t, bus_size_t,
206 const uint64_t *, bus_size_t);
207
208 /* set multiple */
209 void (*bs_sm_1)(bus_space_handle_t, bus_size_t, uint8_t,
210 bus_size_t);
211 void (*bs_sm_2)(bus_space_handle_t, bus_size_t, uint16_t,
212 bus_size_t);
213 void (*bs_sm_4)(bus_space_handle_t, bus_size_t, uint32_t,
214 bus_size_t);
215 void (*bs_sm_8)(bus_space_handle_t, bus_size_t, uint64_t,
216 bus_size_t);
217
218 void (*bs_sm_s_2)(bus_space_handle_t, bus_size_t, uint16_t,
219 bus_size_t);
220 void (*bs_sm_s_4)(bus_space_handle_t, bus_size_t, uint32_t,
221 bus_size_t);
222 void (*bs_sm_s_8)(bus_space_handle_t, bus_size_t, uint64_t,
223 bus_size_t);
224
225 /* set region */
226 void (*bs_sr_1)(bus_space_handle_t, bus_size_t, uint8_t,
227 bus_size_t);
228 void (*bs_sr_2)(bus_space_handle_t, bus_size_t, uint16_t,
229 bus_size_t);
230 void (*bs_sr_4)(bus_space_handle_t, bus_size_t, uint32_t,
231 bus_size_t);
232 void (*bs_sr_8)(bus_space_handle_t, bus_size_t, uint64_t,
233 bus_size_t);
234
235 void (*bs_sr_s_2)(bus_space_handle_t, bus_size_t, uint16_t,
236 bus_size_t);
237 void (*bs_sr_s_4)(bus_space_handle_t, bus_size_t, uint32_t,
238 bus_size_t);
239 void (*bs_sr_s_8)(bus_space_handle_t, bus_size_t, uint64_t,
240 bus_size_t);
241
242 /* copy region */
243 void (*bs_cr_1)(bus_space_handle_t, bus_size_t,
244 bus_space_handle_t, bus_size_t, bus_size_t);
245 void (*bs_cr_2)(bus_space_handle_t, bus_size_t,
246 bus_space_handle_t, bus_size_t, bus_size_t);
247 void (*bs_cr_4)(bus_space_handle_t, bus_size_t,
248 bus_space_handle_t, bus_size_t, bus_size_t);
249 void (*bs_cr_8)(bus_space_handle_t, bus_size_t,
250 bus_space_handle_t, bus_size_t, bus_size_t);
251
252 void (*bs_cr_s_2)(bus_space_handle_t, bus_size_t,
253 bus_space_handle_t, bus_size_t, bus_size_t);
254 void (*bs_cr_s_4)(bus_space_handle_t, bus_size_t,
255 bus_space_handle_t, bus_size_t, bus_size_t);
256 void (*bs_cr_s_8)(bus_space_handle_t, bus_size_t,
257 bus_space_handle_t, bus_size_t, bus_size_t);
258 };
259
260 extern struct bus_space bs_be_tag;
261 extern struct bus_space bs_le_tag;
262
263 #define __bs_c(a,b) __CONCAT(a,b)
264 #define __bs_opname(op,size) __bs_c(__bs_c(__bs_c(bs_,op),_),size)
265
266 #define __bs_rs(sz, t, h, o) \
267 (*(t)->__bs_opname(r,sz))(h, o)
268 #define __bs_ws(sz, t, h, o, v) \
269 (*(t)->__bs_opname(w,sz))(h, o, v)
270 #define __bs_nonsingle(type, sz, t, h, o, a, c) \
271 (*(t)->__bs_opname(type,sz))(h, o, a, c)
272 #define __bs_set(type, sz, t, h, o, v, c) \
273 (*(t)->__bs_opname(type,sz))(h, o, v, c)
274 #define __bs_copy(sz, t, h1, o1, h2, o2, cnt) \
275 (*(t)->__bs_opname(c,sz))(h1, o1, h2, o2, cnt)
276
277 /*
278 * Mapping and unmapping operations.
279 */
280 #define bus_space_map(t, a, s, c, hp) (*(t)->bs_map)(a, s, c, hp)
281 #define bus_space_unmap(t, h, s) (*(t)->bs_unmap)(h, s)
282 #define bus_space_subregion(t, h, o, s, hp) (*(t)->bs_subregion)(h, o, s, hp)
283
284 /*
285 * Allocation and deallocation operations.
286 */
287 #define bus_space_alloc(t, rs, re, s, a, b, c, ap, hp) \
288 (*(t)->bs_alloc)(rs, re, s, a, b, c, ap, hp)
289 #define bus_space_free(t, h, s) \
290 (*(t)->bs_free)(h, s)
291
292 /*
293 * Bus barrier operations.
294 */
295 #define bus_space_barrier(t, h, o, l, f) (*(t)->bs_barrier)(h, o, l, f)
296
297 /*
298 * Bus read (single) operations.
299 */
300 #define bus_space_read_1(t, h, o) __bs_rs(1,t,h,o)
301 #define bus_space_read_2(t, h, o) __bs_rs(2,t,h,o)
302 #define bus_space_read_4(t, h, o) __bs_rs(4,t,h,o)
303 #define bus_space_read_8(t, h, o) __bs_rs(8,t,h,o)
304
305 #define bus_space_read_stream_1 bus_space_read_1
306 #define bus_space_read_stream_2(t, h, o) __bs_rs(s_2,t,h,o)
307 #define bus_space_read_stream_4(t, h, o) __bs_rs(s_4,t,h,o)
308 #define bus_space_read_stream_8(t, h, o) __bs_rs(s_8,t,h,o)
309
310 /*
311 * Bus read multiple operations.
312 */
313 #define bus_space_read_multi_1(t, h, o, a, c) \
314 __bs_nonsingle(rm,1,(t),(h),(o),(a),(c))
315 #define bus_space_read_multi_2(t, h, o, a, c) \
316 __bs_nonsingle(rm,2,(t),(h),(o),(a),(c))
317 #define bus_space_read_multi_4(t, h, o, a, c) \
318 __bs_nonsingle(rm,4,(t),(h),(o),(a),(c))
319 #define bus_space_read_multi_8(t, h, o, a, c) \
320 __bs_nonsingle(rm,8,(t),(h),(o),(a),(c))
321
322 #define bus_space_read_multi_stream_1 bus_space_read_multi_1
323 #define bus_space_read_multi_stream_2(t, h, o, a, c) \
324 __bs_nonsingle(rm,s_2,(t),(h),(o),(a),(c))
325 #define bus_space_read_multi_stream_4(t, h, o, a, c) \
326 __bs_nonsingle(rm,s_4,(t),(h),(o),(a),(c))
327 #define bus_space_read_multi_stream_8(t, h, o, a, c) \
328 __bs_nonsingle(rm,s_8,(t),(h),(o),(a),(c))
329
330 /*
331 * Bus read region operations.
332 */
333 #define bus_space_read_region_1(t, h, o, a, c) \
334 __bs_nonsingle(rr,1,(t),(h),(o),(a),(c))
335 #define bus_space_read_region_2(t, h, o, a, c) \
336 __bs_nonsingle(rr,2,(t),(h),(o),(a),(c))
337 #define bus_space_read_region_4(t, h, o, a, c) \
338 __bs_nonsingle(rr,4,(t),(h),(o),(a),(c))
339 #define bus_space_read_region_8(t, h, o, a, c) \
340 __bs_nonsingle(rr,8,(t),(h),(o),(a),(c))
341
342 #define bus_space_read_region_stream_1 bus_space_read_region_1
343 #define bus_space_read_region_stream_2(t, h, o, a, c) \
344 __bs_nonsingle(rr,s_2,(t),(h),(o),(a),(c))
345 #define bus_space_read_region_stream_4(t, h, o, a, c) \
346 __bs_nonsingle(rr,s_4,(t),(h),(o),(a),(c))
347 #define bus_space_read_region_stream_8(t, h, o, a, c) \
348 __bs_nonsingle(rr,s_8,(t),(h),(o),(a),(c))
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 bus_space_write_1
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 * Bus write multiple operations.
365 */
366 #define bus_space_write_multi_1(t, h, o, a, c) \
367 __bs_nonsingle(wm,1,(t),(h),(o),(a),(c))
368 #define bus_space_write_multi_2(t, h, o, a, c) \
369 __bs_nonsingle(wm,2,(t),(h),(o),(a),(c))
370 #define bus_space_write_multi_4(t, h, o, a, c) \
371 __bs_nonsingle(wm,4,(t),(h),(o),(a),(c))
372 #define bus_space_write_multi_8(t, h, o, a, c) \
373 __bs_nonsingle(wm,8,(t),(h),(o),(a),(c))
374
375 #define bus_space_write_multi_stream_1 bus_space_write_multi_1
376 #define bus_space_write_multi_stream_2(t, h, o, a, c) \
377 __bs_nonsingle(wm,s_2,(t),(h),(o),(a),(c))
378 #define bus_space_write_multi_stream_4(t, h, o, a, c) \
379 __bs_nonsingle(wm,s_4,(t),(h),(o),(a),(c))
380 #define bus_space_write_multi_stream_8(t, h, o, a, c) \
381 __bs_nonsingle(wm,s_8,(t),(h),(o),(a),(c))
382
383 /*
384 * Bus write region operations.
385 */
386 #define bus_space_write_region_1(t, h, o, a, c) \
387 __bs_nonsingle(wr,1,(t),(h),(o),(a),(c))
388 #define bus_space_write_region_2(t, h, o, a, c) \
389 __bs_nonsingle(wr,2,(t),(h),(o),(a),(c))
390 #define bus_space_write_region_4(t, h, o, a, c) \
391 __bs_nonsingle(wr,4,(t),(h),(o),(a),(c))
392 #define bus_space_write_region_8(t, h, o, a, c) \
393 __bs_nonsingle(wr,8,(t),(h),(o),(a),(c))
394
395 #define bus_space_write_region_stream_1 bus_space_write_region_1
396 #define bus_space_write_region_stream_2(t, h, o, a, c) \
397 __bs_nonsingle(wr,s_2,(t),(h),(o),(a),(c))
398 #define bus_space_write_region_stream_4(t, h, o, a, c) \
399 __bs_nonsingle(wr,s_4,(t),(h),(o),(a),(c))
400 #define bus_space_write_region_stream_8(t, h, o, a, c) \
401 __bs_nonsingle(wr,s_8,(t),(h),(o),(a),(c))
402
403 /*
404 * Set multiple operations.
405 */
406 #define bus_space_set_multi_1(t, h, o, v, c) \
407 __bs_set(sm,1,(t),(h),(o),(v),(c))
408 #define bus_space_set_multi_2(t, h, o, v, c) \
409 __bs_set(sm,2,(t),(h),(o),(v),(c))
410 #define bus_space_set_multi_4(t, h, o, v, c) \
411 __bs_set(sm,4,(t),(h),(o),(v),(c))
412 #define bus_space_set_multi_8(t, h, o, v, c) \
413 __bs_set(sm,8,(t),(h),(o),(v),(c))
414
415 #define bus_space_set_multi_stream_1 bus_space_set_multi_1
416 #define bus_space_set_multi_stream_2(t, h, o, v, c) \
417 __bs_set(sm,s_2,(t),(h),(o),(v),(c))
418 #define bus_space_set_multi_stream_4(t, h, o, v, c) \
419 __bs_set(sm,s_4,(t),(h),(o),(v),(c))
420 #define bus_space_set_multi_stream_8(t, h, o, v, c) \
421 __bs_set(sm,s_8,(t),(h),(o),(v),(c))
422
423 /*
424 * Set region operations.
425 */
426 #define bus_space_set_region_1(t, h, o, v, c) \
427 __bs_set(sr,1,(t),(h),(o),(v),(c))
428 #define bus_space_set_region_2(t, h, o, v, c) \
429 __bs_set(sr,2,(t),(h),(o),(v),(c))
430 #define bus_space_set_region_4(t, h, o, v, c) \
431 __bs_set(sr,4,(t),(h),(o),(v),(c))
432 #define bus_space_set_region_8(t, h, o, v, c) \
433 __bs_set(sr,8,(t),(h),(o),(v),(c))
434
435 #define bus_space_set_region_stream_1 bus_space_set_region_1
436 #define bus_space_set_region_stream_2(t, h, o, v, c) \
437 __bs_set(sr,s_2,(t),(h),(o),(v),(c))
438 #define bus_space_set_region_stream_4(t, h, o, v, c) \
439 __bs_set(sr,s_4,(t),(h),(o),(v),(c))
440 #define bus_space_set_region_stream_8(t, h, o, v, c) \
441 __bs_set(sr,s_8,(t),(h),(o),(v),(c))
442
443 #if 0
444 /*
445 * Copy operations.
446 */
447 #define bus_space_copy_region_1(t, h1, o1, h2, o2, c) \
448 __bs_copy(1, t, h1, o1, h2, o2, c)
449 #define bus_space_copy_region_2(t, h1, o1, h2, o2, c) \
450 __bs_copy(2, t, h1, o1, h2, o2, c)
451 #define bus_space_copy_region_4(t, h1, o1, h2, o2, c) \
452 __bs_copy(4, t, h1, o1, h2, o2, c)
453 #define bus_space_copy_region_8(t, h1, o1, h2, o2, c) \
454 __bs_copy(8, t, h1, o1, h2, o2, c)
455
456 #define bus_space_copy_region_stream_1 bus_space_copy_region_1
457 #define bus_space_copy_region_stream_2(t, h1, o1, h2, o2, c) \
458 __bs_copy(s_2, t, h1, o1, h2, o2, c)
459 #define bus_space_copy_region_stream_4(t, h1, o1, h2, o2, c) \
460 __bs_copy(s_4, t, h1, o1, h2, o2, c)
461 #define bus_space_copy_region_stream_8(t, h1, o1, h2, o2, c) \
462 __bs_copy(s_8, t, h1, o1, h2, o2, c)
463 #endif
464
465 #define BUS_PEEK_FUNC(width, type) \
466 static inline int \
467 bus_space_peek_##width(bus_space_tag_t tag, \
468 bus_space_handle_t hnd, bus_size_t offset, type *value) \
469 { \
470 type tmp; \
471 tmp = bus_space_read_##width(tag, hnd, offset); \
472 *value = (type)tmp; \
473 return (0); \
474 }
475 BUS_PEEK_FUNC(1, uint8_t)
476 BUS_PEEK_FUNC(2, uint16_t)
477 BUS_PEEK_FUNC(4, uint32_t)
478 BUS_PEEK_FUNC(8, uint64_t)
479
480 #define BUS_POKE_FUNC(width, type) \
481 static inline int \
482 bus_space_poke_##width(bus_space_tag_t tag, \
483 bus_space_handle_t hnd, bus_size_t offset, type value) \
484 { \
485 bus_space_write_##width(tag, hnd, offset, value); \
486 return (0); \
487 }
488 BUS_POKE_FUNC(1, uint8_t)
489 BUS_POKE_FUNC(2, uint16_t)
490 BUS_POKE_FUNC(4, uint32_t)
491 BUS_POKE_FUNC(8, uint64_t)
492
493 #include <machine/bus_dma.h>
494
495 #endif /* _MACHINE_BUS_H_ */
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