xref: /freebsd/sys/powerpc/include/bus.h (revision 95a85c12)
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 		return (0);						\
473 	}
474 BUS_PEEK_FUNC(1, uint8_t)
475 BUS_PEEK_FUNC(2, uint16_t)
476 BUS_PEEK_FUNC(4, uint32_t)
477 BUS_PEEK_FUNC(8, uint64_t)
478 
479 #define BUS_POKE_FUNC(width, type)					\
480 	static inline int						\
481 	bus_space_poke_##width(bus_space_tag_t tag,			\
482 	    bus_space_handle_t hnd, bus_size_t offset, type value)	\
483 	{								\
484 		bus_space_write_##width(tag, hnd, offset, value);	\
485 		return (0); 						\
486 	}
487 BUS_POKE_FUNC(1, uint8_t)
488 BUS_POKE_FUNC(2, uint16_t)
489 BUS_POKE_FUNC(4, uint32_t)
490 BUS_POKE_FUNC(8, uint64_t)
491 
492 #include <machine/bus_dma.h>
493 
494 #endif /* _MACHINE_BUS_H_ */
495