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.
63 * From: sys/arm/include/bus.h
68 #ifndef _MACHINE_BUS_H_
69 #define _MACHINE_BUS_H_
71 #include <machine/_bus.h>
73 #define BUS_SPACE_ALIGNED_POINTER(p, t) ALIGNED_POINTER(p, t)
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
80 #define BUS_SPACE_MAXADDR 0xFFFFFFFFFFFFFFFFUL
81 #define BUS_SPACE_MAXSIZE 0xFFFFFFFFFFFFFFFFUL
83 #define BUS_SPACE_MAP_CACHEABLE 0x01
84 #define BUS_SPACE_MAP_LINEAR 0x02
85 #define BUS_SPACE_MAP_PREFETCHABLE 0x04
87 #define BUS_SPACE_UNRESTRICTED (~0)
89 #define BUS_SPACE_BARRIER_READ 0x01
90 #define BUS_SPACE_BARRIER_WRITE 0x02
97 /* mapping/unmapping */
98 int (*bs_map) (void *, bus_addr_t, bus_size_t,
99 int, bus_space_handle_t *);
100 void (*bs_unmap) (void *, bus_space_handle_t, bus_size_t);
101 int (*bs_subregion) (void *, bus_space_handle_t,
102 bus_size_t, bus_size_t, bus_space_handle_t *);
104 /* allocation/deallocation */
105 int (*bs_alloc) (void *, bus_addr_t, bus_addr_t,
106 bus_size_t, bus_size_t, bus_size_t, int,
107 bus_addr_t *, bus_space_handle_t *);
108 void (*bs_free) (void *, bus_space_handle_t,
111 /* get kernel virtual address */
113 void (*bs_barrier) (void *, bus_space_handle_t,
114 bus_size_t, bus_size_t, int);
117 u_int8_t (*bs_r_1) (void *, bus_space_handle_t, bus_size_t);
118 u_int16_t (*bs_r_2) (void *, bus_space_handle_t, bus_size_t);
119 u_int32_t (*bs_r_4) (void *, bus_space_handle_t, bus_size_t);
120 u_int64_t (*bs_r_8) (void *, bus_space_handle_t, bus_size_t);
123 void (*bs_rm_1) (void *, bus_space_handle_t, bus_size_t,
124 u_int8_t *, bus_size_t);
125 void (*bs_rm_2) (void *, bus_space_handle_t, bus_size_t,
126 u_int16_t *, bus_size_t);
127 void (*bs_rm_4) (void *, bus_space_handle_t,
128 bus_size_t, u_int32_t *, bus_size_t);
129 void (*bs_rm_8) (void *, bus_space_handle_t,
130 bus_size_t, u_int64_t *, bus_size_t);
133 void (*bs_rr_1) (void *, bus_space_handle_t,
134 bus_size_t, u_int8_t *, bus_size_t);
135 void (*bs_rr_2) (void *, bus_space_handle_t,
136 bus_size_t, u_int16_t *, bus_size_t);
137 void (*bs_rr_4) (void *, bus_space_handle_t,
138 bus_size_t, u_int32_t *, bus_size_t);
139 void (*bs_rr_8) (void *, bus_space_handle_t,
140 bus_size_t, u_int64_t *, bus_size_t);
143 void (*bs_w_1) (void *, bus_space_handle_t,
144 bus_size_t, u_int8_t);
145 void (*bs_w_2) (void *, bus_space_handle_t,
146 bus_size_t, u_int16_t);
147 void (*bs_w_4) (void *, bus_space_handle_t,
148 bus_size_t, u_int32_t);
149 void (*bs_w_8) (void *, bus_space_handle_t,
150 bus_size_t, u_int64_t);
153 void (*bs_wm_1) (void *, bus_space_handle_t,
154 bus_size_t, const u_int8_t *, bus_size_t);
155 void (*bs_wm_2) (void *, bus_space_handle_t,
156 bus_size_t, const u_int16_t *, bus_size_t);
157 void (*bs_wm_4) (void *, bus_space_handle_t,
158 bus_size_t, const u_int32_t *, bus_size_t);
159 void (*bs_wm_8) (void *, bus_space_handle_t,
160 bus_size_t, const u_int64_t *, bus_size_t);
163 void (*bs_wr_1) (void *, bus_space_handle_t,
164 bus_size_t, const u_int8_t *, bus_size_t);
165 void (*bs_wr_2) (void *, bus_space_handle_t,
166 bus_size_t, const u_int16_t *, bus_size_t);
167 void (*bs_wr_4) (void *, bus_space_handle_t,
168 bus_size_t, const u_int32_t *, bus_size_t);
169 void (*bs_wr_8) (void *, bus_space_handle_t,
170 bus_size_t, const u_int64_t *, bus_size_t);
173 void (*bs_sm_1) (void *, bus_space_handle_t,
174 bus_size_t, u_int8_t, bus_size_t);
175 void (*bs_sm_2) (void *, bus_space_handle_t,
176 bus_size_t, u_int16_t, bus_size_t);
177 void (*bs_sm_4) (void *, bus_space_handle_t,
178 bus_size_t, u_int32_t, bus_size_t);
179 void (*bs_sm_8) (void *, bus_space_handle_t,
180 bus_size_t, u_int64_t, bus_size_t);
183 void (*bs_sr_1) (void *, bus_space_handle_t,
184 bus_size_t, u_int8_t, bus_size_t);
185 void (*bs_sr_2) (void *, bus_space_handle_t,
186 bus_size_t, u_int16_t, bus_size_t);
187 void (*bs_sr_4) (void *, bus_space_handle_t,
188 bus_size_t, u_int32_t, bus_size_t);
189 void (*bs_sr_8) (void *, bus_space_handle_t,
190 bus_size_t, u_int64_t, bus_size_t);
193 void (*bs_c_1) (void *, bus_space_handle_t, bus_size_t,
194 bus_space_handle_t, bus_size_t, bus_size_t);
195 void (*bs_c_2) (void *, bus_space_handle_t, bus_size_t,
196 bus_space_handle_t, bus_size_t, bus_size_t);
197 void (*bs_c_4) (void *, bus_space_handle_t, bus_size_t,
198 bus_space_handle_t, bus_size_t, bus_size_t);
199 void (*bs_c_8) (void *, bus_space_handle_t, bus_size_t,
200 bus_space_handle_t, bus_size_t, bus_size_t);
202 /* read single stream */
203 u_int8_t (*bs_r_1_s) (void *, bus_space_handle_t, bus_size_t);
204 u_int16_t (*bs_r_2_s) (void *, bus_space_handle_t, bus_size_t);
205 u_int32_t (*bs_r_4_s) (void *, bus_space_handle_t, bus_size_t);
206 u_int64_t (*bs_r_8_s) (void *, bus_space_handle_t, bus_size_t);
208 /* read multiple stream */
209 void (*bs_rm_1_s) (void *, bus_space_handle_t, bus_size_t,
210 u_int8_t *, bus_size_t);
211 void (*bs_rm_2_s) (void *, bus_space_handle_t, bus_size_t,
212 u_int16_t *, bus_size_t);
213 void (*bs_rm_4_s) (void *, bus_space_handle_t,
214 bus_size_t, u_int32_t *, bus_size_t);
215 void (*bs_rm_8_s) (void *, bus_space_handle_t,
216 bus_size_t, u_int64_t *, bus_size_t);
218 /* read region stream */
219 void (*bs_rr_1_s) (void *, bus_space_handle_t,
220 bus_size_t, u_int8_t *, bus_size_t);
221 void (*bs_rr_2_s) (void *, bus_space_handle_t,
222 bus_size_t, u_int16_t *, bus_size_t);
223 void (*bs_rr_4_s) (void *, bus_space_handle_t,
224 bus_size_t, u_int32_t *, bus_size_t);
225 void (*bs_rr_8_s) (void *, bus_space_handle_t,
226 bus_size_t, u_int64_t *, bus_size_t);
228 /* write single stream */
229 void (*bs_w_1_s) (void *, bus_space_handle_t,
230 bus_size_t, u_int8_t);
231 void (*bs_w_2_s) (void *, bus_space_handle_t,
232 bus_size_t, u_int16_t);
233 void (*bs_w_4_s) (void *, bus_space_handle_t,
234 bus_size_t, u_int32_t);
235 void (*bs_w_8_s) (void *, bus_space_handle_t,
236 bus_size_t, u_int64_t);
238 /* write multiple stream */
239 void (*bs_wm_1_s) (void *, bus_space_handle_t,
240 bus_size_t, const u_int8_t *, bus_size_t);
241 void (*bs_wm_2_s) (void *, bus_space_handle_t,
242 bus_size_t, const u_int16_t *, bus_size_t);
243 void (*bs_wm_4_s) (void *, bus_space_handle_t,
244 bus_size_t, const u_int32_t *, bus_size_t);
245 void (*bs_wm_8_s) (void *, bus_space_handle_t,
246 bus_size_t, const u_int64_t *, bus_size_t);
248 /* write region stream */
249 void (*bs_wr_1_s) (void *, bus_space_handle_t,
250 bus_size_t, const u_int8_t *, bus_size_t);
251 void (*bs_wr_2_s) (void *, bus_space_handle_t,
252 bus_size_t, const u_int16_t *, bus_size_t);
253 void (*bs_wr_4_s) (void *, bus_space_handle_t,
254 bus_size_t, const u_int32_t *, bus_size_t);
255 void (*bs_wr_8_s) (void *, bus_space_handle_t,
256 bus_size_t, const u_int64_t *, bus_size_t);
261 * Utility macros; INTERNAL USE ONLY.
263 #define __bs_c(a,b) __CONCAT(a,b)
264 #define __bs_opname(op,size) __bs_c(__bs_c(__bs_c(bs_,op),_),size)
266 #define __bs_rs(sz, t, h, o) \
267 (*(t)->__bs_opname(r,sz))((t)->bs_cookie, h, o)
268 #define __bs_ws(sz, t, h, o, v) \
269 (*(t)->__bs_opname(w,sz))((t)->bs_cookie, h, o, v)
270 #define __bs_nonsingle(type, sz, t, h, o, a, c) \
271 (*(t)->__bs_opname(type,sz))((t)->bs_cookie, h, o, a, c)
272 #define __bs_set(type, sz, t, h, o, v, c) \
273 (*(t)->__bs_opname(type,sz))((t)->bs_cookie, h, o, v, c)
274 #define __bs_copy(sz, t, h1, o1, h2, o2, cnt) \
275 (*(t)->__bs_opname(c,sz))((t)->bs_cookie, h1, o1, h2, o2, cnt)
277 #define __bs_opname_s(op,size) __bs_c(__bs_c(__bs_c(__bs_c(bs_,op),_),size),_s)
278 #define __bs_rs_s(sz, t, h, o) \
279 (*(t)->__bs_opname_s(r,sz))((t)->bs_cookie, h, o)
280 #define __bs_ws_s(sz, t, h, o, v) \
281 (*(t)->__bs_opname_s(w,sz))((t)->bs_cookie, h, o, v)
282 #define __bs_nonsingle_s(type, sz, t, h, o, a, c) \
283 (*(t)->__bs_opname_s(type,sz))((t)->bs_cookie, h, o, a, c)
287 * Mapping and unmapping operations.
289 #define bus_space_map(t, a, s, c, hp) \
290 (*(t)->bs_map)((t)->bs_cookie, (a), (s), (c), (hp))
291 #define bus_space_unmap(t, h, s) \
292 (*(t)->bs_unmap)((t)->bs_cookie, (h), (s))
293 #define bus_space_subregion(t, h, o, s, hp) \
294 (*(t)->bs_subregion)((t)->bs_cookie, (h), (o), (s), (hp))
298 * Allocation and deallocation operations.
300 #define bus_space_alloc(t, rs, re, s, a, b, c, ap, hp) \
301 (*(t)->bs_alloc)((t)->bs_cookie, (rs), (re), (s), (a), (b), \
303 #define bus_space_free(t, h, s) \
304 (*(t)->bs_free)((t)->bs_cookie, (h), (s))
307 * Bus barrier operations.
309 #define bus_space_barrier(t, h, o, l, f) \
310 (*(t)->bs_barrier)((t)->bs_cookie, (h), (o), (l), (f))
315 * Bus read (single) operations.
317 #define bus_space_read_1(t, h, o) __bs_rs(1,(t),(h),(o))
318 #define bus_space_read_2(t, h, o) __bs_rs(2,(t),(h),(o))
319 #define bus_space_read_4(t, h, o) __bs_rs(4,(t),(h),(o))
320 #define bus_space_read_8(t, h, o) __bs_rs(8,(t),(h),(o))
322 #define bus_space_read_stream_1(t, h, o) __bs_rs_s(1,(t), (h), (o))
323 #define bus_space_read_stream_2(t, h, o) __bs_rs_s(2,(t), (h), (o))
324 #define bus_space_read_stream_4(t, h, o) __bs_rs_s(4,(t), (h), (o))
325 #define bus_space_read_stream_8(t, h, o) __bs_rs_s(8,8,(t),(h),(o))
328 * Bus read multiple operations.
330 #define bus_space_read_multi_1(t, h, o, a, c) \
331 __bs_nonsingle(rm,1,(t),(h),(o),(a),(c))
332 #define bus_space_read_multi_2(t, h, o, a, c) \
333 __bs_nonsingle(rm,2,(t),(h),(o),(a),(c))
334 #define bus_space_read_multi_4(t, h, o, a, c) \
335 __bs_nonsingle(rm,4,(t),(h),(o),(a),(c))
336 #define bus_space_read_multi_8(t, h, o, a, c) \
337 __bs_nonsingle(rm,8,(t),(h),(o),(a),(c))
339 #define bus_space_read_multi_stream_1(t, h, o, a, c) \
340 __bs_nonsingle_s(rm,1,(t),(h),(o),(a),(c))
341 #define bus_space_read_multi_stream_2(t, h, o, a, c) \
342 __bs_nonsingle_s(rm,2,(t),(h),(o),(a),(c))
343 #define bus_space_read_multi_stream_4(t, h, o, a, c) \
344 __bs_nonsingle_s(rm,4,(t),(h),(o),(a),(c))
345 #define bus_space_read_multi_stream_8(t, h, o, a, c) \
346 __bs_nonsingle_s(rm,8,(t),(h),(o),(a),(c))
350 * Bus read region operations.
352 #define bus_space_read_region_1(t, h, o, a, c) \
353 __bs_nonsingle(rr,1,(t),(h),(o),(a),(c))
354 #define bus_space_read_region_2(t, h, o, a, c) \
355 __bs_nonsingle(rr,2,(t),(h),(o),(a),(c))
356 #define bus_space_read_region_4(t, h, o, a, c) \
357 __bs_nonsingle(rr,4,(t),(h),(o),(a),(c))
358 #define bus_space_read_region_8(t, h, o, a, c) \
359 __bs_nonsingle(rr,8,(t),(h),(o),(a),(c))
361 #define bus_space_read_region_stream_1(t, h, o, a, c) \
362 __bs_nonsingle_s(rr,1,(t),(h),(o),(a),(c))
363 #define bus_space_read_region_stream_2(t, h, o, a, c) \
364 __bs_nonsingle_s(rr,2,(t),(h),(o),(a),(c))
365 #define bus_space_read_region_stream_4(t, h, o, a, c) \
366 __bs_nonsingle_s(rr,4,(t),(h),(o),(a),(c))
367 #define bus_space_read_region_stream_8(t, h, o, a, c) \
368 __bs_nonsingle_s(rr,8,(t),(h),(o),(a),(c))
372 * Bus write (single) operations.
374 #define bus_space_write_1(t, h, o, v) __bs_ws(1,(t),(h),(o),(v))
375 #define bus_space_write_2(t, h, o, v) __bs_ws(2,(t),(h),(o),(v))
376 #define bus_space_write_4(t, h, o, v) __bs_ws(4,(t),(h),(o),(v))
377 #define bus_space_write_8(t, h, o, v) __bs_ws(8,(t),(h),(o),(v))
379 #define bus_space_write_stream_1(t, h, o, v) __bs_ws_s(1,(t),(h),(o),(v))
380 #define bus_space_write_stream_2(t, h, o, v) __bs_ws_s(2,(t),(h),(o),(v))
381 #define bus_space_write_stream_4(t, h, o, v) __bs_ws_s(4,(t),(h),(o),(v))
382 #define bus_space_write_stream_8(t, h, o, v) __bs_ws_s(8,(t),(h),(o),(v))
386 * Bus write multiple operations.
388 #define bus_space_write_multi_1(t, h, o, a, c) \
389 __bs_nonsingle(wm,1,(t),(h),(o),(a),(c))
390 #define bus_space_write_multi_2(t, h, o, a, c) \
391 __bs_nonsingle(wm,2,(t),(h),(o),(a),(c))
392 #define bus_space_write_multi_4(t, h, o, a, c) \
393 __bs_nonsingle(wm,4,(t),(h),(o),(a),(c))
394 #define bus_space_write_multi_8(t, h, o, a, c) \
395 __bs_nonsingle(wm,8,(t),(h),(o),(a),(c))
397 #define bus_space_write_multi_stream_1(t, h, o, a, c) \
398 __bs_nonsingle_s(wm,1,(t),(h),(o),(a),(c))
399 #define bus_space_write_multi_stream_2(t, h, o, a, c) \
400 __bs_nonsingle_s(wm,2,(t),(h),(o),(a),(c))
401 #define bus_space_write_multi_stream_4(t, h, o, a, c) \
402 __bs_nonsingle_s(wm,4,(t),(h),(o),(a),(c))
403 #define bus_space_write_multi_stream_8(t, h, o, a, c) \
404 __bs_nonsingle_s(wm,8,(t),(h),(o),(a),(c))
408 * Bus write region operations.
410 #define bus_space_write_region_1(t, h, o, a, c) \
411 __bs_nonsingle(wr,1,(t),(h),(o),(a),(c))
412 #define bus_space_write_region_2(t, h, o, a, c) \
413 __bs_nonsingle(wr,2,(t),(h),(o),(a),(c))
414 #define bus_space_write_region_4(t, h, o, a, c) \
415 __bs_nonsingle(wr,4,(t),(h),(o),(a),(c))
416 #define bus_space_write_region_8(t, h, o, a, c) \
417 __bs_nonsingle(wr,8,(t),(h),(o),(a),(c))
419 #define bus_space_write_region_stream_1(t, h, o, a, c) \
420 __bs_nonsingle_s(wr,1,(t),(h),(o),(a),(c))
421 #define bus_space_write_region_stream_2(t, h, o, a, c) \
422 __bs_nonsingle_s(wr,2,(t),(h),(o),(a),(c))
423 #define bus_space_write_region_stream_4(t, h, o, a, c) \
424 __bs_nonsingle_s(wr,4,(t),(h),(o),(a),(c))
425 #define bus_space_write_region_stream_8(t, h, o, a, c) \
426 __bs_nonsingle_s(wr,8,(t),(h),(o),(a),(c))
430 * Set multiple operations.
432 #define bus_space_set_multi_1(t, h, o, v, c) \
433 __bs_set(sm,1,(t),(h),(o),(v),(c))
434 #define bus_space_set_multi_2(t, h, o, v, c) \
435 __bs_set(sm,2,(t),(h),(o),(v),(c))
436 #define bus_space_set_multi_4(t, h, o, v, c) \
437 __bs_set(sm,4,(t),(h),(o),(v),(c))
438 #define bus_space_set_multi_8(t, h, o, v, c) \
439 __bs_set(sm,8,(t),(h),(o),(v),(c))
443 * Set region operations.
445 #define bus_space_set_region_1(t, h, o, v, c) \
446 __bs_set(sr,1,(t),(h),(o),(v),(c))
447 #define bus_space_set_region_2(t, h, o, v, c) \
448 __bs_set(sr,2,(t),(h),(o),(v),(c))
449 #define bus_space_set_region_4(t, h, o, v, c) \
450 __bs_set(sr,4,(t),(h),(o),(v),(c))
451 #define bus_space_set_region_8(t, h, o, v, c) \
452 __bs_set(sr,8,(t),(h),(o),(v),(c))
458 #define bus_space_copy_region_1(t, h1, o1, h2, o2, c) \
459 __bs_copy(1, t, h1, o1, h2, o2, c)
460 #define bus_space_copy_region_2(t, h1, o1, h2, o2, c) \
461 __bs_copy(2, t, h1, o1, h2, o2, c)
462 #define bus_space_copy_region_4(t, h1, o1, h2, o2, c) \
463 __bs_copy(4, t, h1, o1, h2, o2, c)
464 #define bus_space_copy_region_8(t, h1, o1, h2, o2, c) \
465 __bs_copy(8, t, h1, o1, h2, o2, c)
467 #include <machine/bus_dma.h>
469 #endif /* _MACHINE_BUS_H_ */