xref: /freebsd/sys/riscv/include/bus.h (revision aa1a8ff2d6dbc51ef058f46f3db5a8bb77967145)
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  * From: sys/arm/include/bus.h
64  */
65 
66 #ifndef _MACHINE_BUS_H_
67 #define	_MACHINE_BUS_H_
68 
69 #include <machine/_bus.h>
70 
71 #define	BUS_SPACE_ALIGNED_POINTER(p, t) ALIGNED_POINTER(p, t)
72 
73 #define	BUS_SPACE_MAXADDR_24BIT	0xFFFFFFUL
74 #define	BUS_SPACE_MAXADDR_32BIT 0xFFFFFFFFUL
75 #define	BUS_SPACE_MAXSIZE_24BIT	0xFFFFFFUL
76 #define	BUS_SPACE_MAXSIZE_32BIT	0xFFFFFFFFUL
77 
78 #define	BUS_SPACE_MAXADDR 	0xFFFFFFFFFFFFFFFFUL
79 #define	BUS_SPACE_MAXSIZE 	0xFFFFFFFFFFFFFFFFUL
80 
81 #define	BUS_SPACE_MAP_CACHEABLE		0x01
82 #define	BUS_SPACE_MAP_LINEAR		0x02
83 #define	BUS_SPACE_MAP_PREFETCHABLE     	0x04
84 
85 #define	BUS_SPACE_UNRESTRICTED	(~0)
86 
87 #define	BUS_SPACE_BARRIER_READ	0x01
88 #define	BUS_SPACE_BARRIER_WRITE	0x02
89 
90 struct bus_space {
91 	/* cookie */
92 	void		*bs_cookie;
93 
94 	/* mapping/unmapping */
95 	int		(*bs_map) (void *, bus_addr_t, bus_size_t,
96 			    int, bus_space_handle_t *);
97 	void		(*bs_unmap) (void *, bus_space_handle_t, bus_size_t);
98 	int		(*bs_subregion) (void *, bus_space_handle_t,
99 			    bus_size_t, bus_size_t, bus_space_handle_t *);
100 
101 	/* allocation/deallocation */
102 	int		(*bs_alloc) (void *, bus_addr_t, bus_addr_t,
103 			    bus_size_t, bus_size_t, bus_size_t, int,
104 			    bus_addr_t *, bus_space_handle_t *);
105 	void		(*bs_free) (void *, bus_space_handle_t,
106 			    bus_size_t);
107 
108 	/* get kernel virtual address */
109 	/* barrier */
110 	void		(*bs_barrier) (void *, bus_space_handle_t,
111 			    bus_size_t, bus_size_t, int);
112 
113 	/* read single */
114 	u_int8_t	(*bs_r_1) (void *, bus_space_handle_t, bus_size_t);
115 	u_int16_t	(*bs_r_2) (void *, bus_space_handle_t, bus_size_t);
116 	u_int32_t	(*bs_r_4) (void *, bus_space_handle_t, bus_size_t);
117 	u_int64_t	(*bs_r_8) (void *, bus_space_handle_t, bus_size_t);
118 
119 	/* read multiple */
120 	void		(*bs_rm_1) (void *, bus_space_handle_t, bus_size_t,
121 	    u_int8_t *, bus_size_t);
122 	void		(*bs_rm_2) (void *, bus_space_handle_t, bus_size_t,
123 	    u_int16_t *, bus_size_t);
124 	void		(*bs_rm_4) (void *, bus_space_handle_t,
125 			    bus_size_t, u_int32_t *, bus_size_t);
126 	void		(*bs_rm_8) (void *, bus_space_handle_t,
127 			    bus_size_t, u_int64_t *, bus_size_t);
128 
129 	/* read region */
130 	void		(*bs_rr_1) (void *, bus_space_handle_t,
131 			    bus_size_t, u_int8_t *, bus_size_t);
132 	void		(*bs_rr_2) (void *, bus_space_handle_t,
133 			    bus_size_t, u_int16_t *, bus_size_t);
134 	void		(*bs_rr_4) (void *, bus_space_handle_t,
135 			    bus_size_t, u_int32_t *, bus_size_t);
136 	void		(*bs_rr_8) (void *, bus_space_handle_t,
137 			    bus_size_t, u_int64_t *, bus_size_t);
138 
139 	/* write single */
140 	void		(*bs_w_1) (void *, bus_space_handle_t,
141 			    bus_size_t, u_int8_t);
142 	void		(*bs_w_2) (void *, bus_space_handle_t,
143 			    bus_size_t, u_int16_t);
144 	void		(*bs_w_4) (void *, bus_space_handle_t,
145 			    bus_size_t, u_int32_t);
146 	void		(*bs_w_8) (void *, bus_space_handle_t,
147 			    bus_size_t, u_int64_t);
148 
149 	/* write multiple */
150 	void		(*bs_wm_1) (void *, bus_space_handle_t,
151 			    bus_size_t, const u_int8_t *, bus_size_t);
152 	void		(*bs_wm_2) (void *, bus_space_handle_t,
153 			    bus_size_t, const u_int16_t *, bus_size_t);
154 	void		(*bs_wm_4) (void *, bus_space_handle_t,
155 			    bus_size_t, const u_int32_t *, bus_size_t);
156 	void		(*bs_wm_8) (void *, bus_space_handle_t,
157 			    bus_size_t, const u_int64_t *, bus_size_t);
158 
159 	/* write region */
160 	void		(*bs_wr_1) (void *, bus_space_handle_t,
161 			    bus_size_t, const u_int8_t *, bus_size_t);
162 	void		(*bs_wr_2) (void *, bus_space_handle_t,
163 			    bus_size_t, const u_int16_t *, bus_size_t);
164 	void		(*bs_wr_4) (void *, bus_space_handle_t,
165 			    bus_size_t, const u_int32_t *, bus_size_t);
166 	void		(*bs_wr_8) (void *, bus_space_handle_t,
167 			    bus_size_t, const u_int64_t *, bus_size_t);
168 
169 	/* set multiple */
170 	void		(*bs_sm_1) (void *, bus_space_handle_t,
171 			    bus_size_t, u_int8_t, bus_size_t);
172 	void		(*bs_sm_2) (void *, bus_space_handle_t,
173 			    bus_size_t, u_int16_t, bus_size_t);
174 	void		(*bs_sm_4) (void *, bus_space_handle_t,
175 			    bus_size_t, u_int32_t, bus_size_t);
176 	void		(*bs_sm_8) (void *, bus_space_handle_t,
177 			    bus_size_t, u_int64_t, bus_size_t);
178 
179 	/* set region */
180 	void		(*bs_sr_1) (void *, bus_space_handle_t,
181 			    bus_size_t, u_int8_t, bus_size_t);
182 	void		(*bs_sr_2) (void *, bus_space_handle_t,
183 			    bus_size_t, u_int16_t, bus_size_t);
184 	void		(*bs_sr_4) (void *, bus_space_handle_t,
185 			    bus_size_t, u_int32_t, bus_size_t);
186 	void		(*bs_sr_8) (void *, bus_space_handle_t,
187 			    bus_size_t, u_int64_t, bus_size_t);
188 
189 	/* copy */
190 	void		(*bs_c_1) (void *, bus_space_handle_t, bus_size_t,
191 			    bus_space_handle_t, bus_size_t, bus_size_t);
192 	void		(*bs_c_2) (void *, bus_space_handle_t, bus_size_t,
193 			    bus_space_handle_t, bus_size_t, bus_size_t);
194 	void		(*bs_c_4) (void *, bus_space_handle_t, bus_size_t,
195 			    bus_space_handle_t, bus_size_t, bus_size_t);
196 	void		(*bs_c_8) (void *, bus_space_handle_t, bus_size_t,
197 			    bus_space_handle_t, bus_size_t, bus_size_t);
198 
199 	/* read single stream */
200 	u_int8_t	(*bs_r_1_s) (void *, bus_space_handle_t, bus_size_t);
201 	u_int16_t	(*bs_r_2_s) (void *, bus_space_handle_t, bus_size_t);
202 	u_int32_t	(*bs_r_4_s) (void *, bus_space_handle_t, bus_size_t);
203 	u_int64_t	(*bs_r_8_s) (void *, bus_space_handle_t, bus_size_t);
204 
205 	/* read multiple stream */
206 	void		(*bs_rm_1_s) (void *, bus_space_handle_t, bus_size_t,
207 	    u_int8_t *, bus_size_t);
208 	void		(*bs_rm_2_s) (void *, bus_space_handle_t, bus_size_t,
209 	    u_int16_t *, bus_size_t);
210 	void		(*bs_rm_4_s) (void *, bus_space_handle_t,
211 			    bus_size_t, u_int32_t *, bus_size_t);
212 	void		(*bs_rm_8_s) (void *, bus_space_handle_t,
213 			    bus_size_t, u_int64_t *, bus_size_t);
214 
215 	/* read region stream */
216 	void		(*bs_rr_1_s) (void *, bus_space_handle_t,
217 			    bus_size_t, u_int8_t *, bus_size_t);
218 	void		(*bs_rr_2_s) (void *, bus_space_handle_t,
219 			    bus_size_t, u_int16_t *, bus_size_t);
220 	void		(*bs_rr_4_s) (void *, bus_space_handle_t,
221 			    bus_size_t, u_int32_t *, bus_size_t);
222 	void		(*bs_rr_8_s) (void *, bus_space_handle_t,
223 			    bus_size_t, u_int64_t *, bus_size_t);
224 
225 	/* write single stream */
226 	void		(*bs_w_1_s) (void *, bus_space_handle_t,
227 			    bus_size_t, u_int8_t);
228 	void		(*bs_w_2_s) (void *, bus_space_handle_t,
229 			    bus_size_t, u_int16_t);
230 	void		(*bs_w_4_s) (void *, bus_space_handle_t,
231 			    bus_size_t, u_int32_t);
232 	void		(*bs_w_8_s) (void *, bus_space_handle_t,
233 			    bus_size_t, u_int64_t);
234 
235 	/* write multiple stream */
236 	void		(*bs_wm_1_s) (void *, bus_space_handle_t,
237 			    bus_size_t, const u_int8_t *, bus_size_t);
238 	void		(*bs_wm_2_s) (void *, bus_space_handle_t,
239 			    bus_size_t, const u_int16_t *, bus_size_t);
240 	void		(*bs_wm_4_s) (void *, bus_space_handle_t,
241 			    bus_size_t, const u_int32_t *, bus_size_t);
242 	void		(*bs_wm_8_s) (void *, bus_space_handle_t,
243 			    bus_size_t, const u_int64_t *, bus_size_t);
244 
245 	/* write region stream */
246 	void		(*bs_wr_1_s) (void *, bus_space_handle_t,
247 			    bus_size_t, const u_int8_t *, bus_size_t);
248 	void		(*bs_wr_2_s) (void *, bus_space_handle_t,
249 			    bus_size_t, const u_int16_t *, bus_size_t);
250 	void		(*bs_wr_4_s) (void *, bus_space_handle_t,
251 			    bus_size_t, const u_int32_t *, bus_size_t);
252 	void		(*bs_wr_8_s) (void *, bus_space_handle_t,
253 			    bus_size_t, const u_int64_t *, bus_size_t);
254 };
255 
256 /*
257  * Utility macros; INTERNAL USE ONLY.
258  */
259 #define	__bs_c(a,b)		__CONCAT(a,b)
260 #define	__bs_opname(op,size)	__bs_c(__bs_c(__bs_c(bs_,op),_),size)
261 
262 #define	__bs_rs(sz, t, h, o)						\
263 	(*(t)->__bs_opname(r,sz))((t)->bs_cookie, h, o)
264 #define	__bs_ws(sz, t, h, o, v)						\
265 	(*(t)->__bs_opname(w,sz))((t)->bs_cookie, h, o, v)
266 #define	__bs_nonsingle(type, sz, t, h, o, a, c)				\
267 	(*(t)->__bs_opname(type,sz))((t)->bs_cookie, h, o, a, c)
268 #define	__bs_set(type, sz, t, h, o, v, c)				\
269 	(*(t)->__bs_opname(type,sz))((t)->bs_cookie, h, o, v, c)
270 #define	__bs_copy(sz, t, h1, o1, h2, o2, cnt)				\
271 	(*(t)->__bs_opname(c,sz))((t)->bs_cookie, h1, o1, h2, o2, cnt)
272 
273 #define	__bs_opname_s(op,size)	__bs_c(__bs_c(__bs_c(__bs_c(bs_,op),_),size),_s)
274 #define	__bs_rs_s(sz, t, h, o)						\
275 	(*(t)->__bs_opname_s(r,sz))((t)->bs_cookie, h, o)
276 #define	__bs_ws_s(sz, t, h, o, v)					\
277 	(*(t)->__bs_opname_s(w,sz))((t)->bs_cookie, h, o, v)
278 #define	__bs_nonsingle_s(type, sz, t, h, o, a, c)			\
279 	(*(t)->__bs_opname_s(type,sz))((t)->bs_cookie, h, o, a, c)
280 
281 /*
282  * Mapping and unmapping operations.
283  */
284 #define	bus_space_map(t, a, s, c, hp)					\
285 	(*(t)->bs_map)((t)->bs_cookie, (a), (s), (c), (hp))
286 #define	bus_space_unmap(t, h, s)					\
287 	(*(t)->bs_unmap)((t)->bs_cookie, (h), (s))
288 #define	bus_space_subregion(t, h, o, s, hp)				\
289 	(*(t)->bs_subregion)((t)->bs_cookie, (h), (o), (s), (hp))
290 
291 /*
292  * Allocation and deallocation operations.
293  */
294 #define	bus_space_alloc(t, rs, re, s, a, b, c, ap, hp)			\
295 	(*(t)->bs_alloc)((t)->bs_cookie, (rs), (re), (s), (a), (b),	\
296 	    (c), (ap), (hp))
297 #define	bus_space_free(t, h, s)						\
298 	(*(t)->bs_free)((t)->bs_cookie, (h), (s))
299 
300 /*
301  * Bus barrier operations.
302  */
303 #define	bus_space_barrier(t, h, o, l, f)				\
304 	(*(t)->bs_barrier)((t)->bs_cookie, (h), (o), (l), (f))
305 
306 /*
307  * Bus read (single) operations.
308  */
309 #define	bus_space_read_1(t, h, o)	__bs_rs(1,(t),(h),(o))
310 #define	bus_space_read_2(t, h, o)	__bs_rs(2,(t),(h),(o))
311 #define	bus_space_read_4(t, h, o)	__bs_rs(4,(t),(h),(o))
312 #define	bus_space_read_8(t, h, o)	__bs_rs(8,(t),(h),(o))
313 
314 #define	bus_space_read_stream_1(t, h, o)        __bs_rs_s(1,(t), (h), (o))
315 #define	bus_space_read_stream_2(t, h, o)        __bs_rs_s(2,(t), (h), (o))
316 #define	bus_space_read_stream_4(t, h, o)        __bs_rs_s(4,(t), (h), (o))
317 #define	bus_space_read_stream_8(t, h, o)	__bs_rs_s(8,8,(t),(h),(o))
318 
319 /*
320  * Bus read multiple operations.
321  */
322 #define	bus_space_read_multi_1(t, h, o, a, c)				\
323 	__bs_nonsingle(rm,1,(t),(h),(o),(a),(c))
324 #define	bus_space_read_multi_2(t, h, o, a, c)				\
325 	__bs_nonsingle(rm,2,(t),(h),(o),(a),(c))
326 #define	bus_space_read_multi_4(t, h, o, a, c)				\
327 	__bs_nonsingle(rm,4,(t),(h),(o),(a),(c))
328 #define	bus_space_read_multi_8(t, h, o, a, c)				\
329 	__bs_nonsingle(rm,8,(t),(h),(o),(a),(c))
330 
331 #define	bus_space_read_multi_stream_1(t, h, o, a, c)			\
332 	__bs_nonsingle_s(rm,1,(t),(h),(o),(a),(c))
333 #define	bus_space_read_multi_stream_2(t, h, o, a, c)			\
334 	__bs_nonsingle_s(rm,2,(t),(h),(o),(a),(c))
335 #define	bus_space_read_multi_stream_4(t, h, o, a, c)			\
336 	__bs_nonsingle_s(rm,4,(t),(h),(o),(a),(c))
337 #define	bus_space_read_multi_stream_8(t, h, o, a, c)			\
338 	__bs_nonsingle_s(rm,8,(t),(h),(o),(a),(c))
339 
340 /*
341  * Bus read region operations.
342  */
343 #define	bus_space_read_region_1(t, h, o, a, c)				\
344 	__bs_nonsingle(rr,1,(t),(h),(o),(a),(c))
345 #define	bus_space_read_region_2(t, h, o, a, c)				\
346 	__bs_nonsingle(rr,2,(t),(h),(o),(a),(c))
347 #define	bus_space_read_region_4(t, h, o, a, c)				\
348 	__bs_nonsingle(rr,4,(t),(h),(o),(a),(c))
349 #define	bus_space_read_region_8(t, h, o, a, c)				\
350 	__bs_nonsingle(rr,8,(t),(h),(o),(a),(c))
351 
352 #define	bus_space_read_region_stream_1(t, h, o, a, c)			\
353 	__bs_nonsingle_s(rr,1,(t),(h),(o),(a),(c))
354 #define	bus_space_read_region_stream_2(t, h, o, a, c)			\
355 	__bs_nonsingle_s(rr,2,(t),(h),(o),(a),(c))
356 #define	bus_space_read_region_stream_4(t, h, o, a, c)			\
357 	__bs_nonsingle_s(rr,4,(t),(h),(o),(a),(c))
358 #define	bus_space_read_region_stream_8(t, h, o, a, c)			\
359 	__bs_nonsingle_s(rr,8,(t),(h),(o),(a),(c))
360 
361 /*
362  * Bus write (single) operations.
363  */
364 #define	bus_space_write_1(t, h, o, v)	__bs_ws(1,(t),(h),(o),(v))
365 #define	bus_space_write_2(t, h, o, v)	__bs_ws(2,(t),(h),(o),(v))
366 #define	bus_space_write_4(t, h, o, v)	__bs_ws(4,(t),(h),(o),(v))
367 #define	bus_space_write_8(t, h, o, v)	__bs_ws(8,(t),(h),(o),(v))
368 
369 #define	bus_space_write_stream_1(t, h, o, v)	__bs_ws_s(1,(t),(h),(o),(v))
370 #define	bus_space_write_stream_2(t, h, o, v)	__bs_ws_s(2,(t),(h),(o),(v))
371 #define	bus_space_write_stream_4(t, h, o, v)	__bs_ws_s(4,(t),(h),(o),(v))
372 #define	bus_space_write_stream_8(t, h, o, v)	__bs_ws_s(8,(t),(h),(o),(v))
373 
374 /*
375  * Bus write multiple operations.
376  */
377 #define	bus_space_write_multi_1(t, h, o, a, c)				\
378 	__bs_nonsingle(wm,1,(t),(h),(o),(a),(c))
379 #define	bus_space_write_multi_2(t, h, o, a, c)				\
380 	__bs_nonsingle(wm,2,(t),(h),(o),(a),(c))
381 #define	bus_space_write_multi_4(t, h, o, a, c)				\
382 	__bs_nonsingle(wm,4,(t),(h),(o),(a),(c))
383 #define	bus_space_write_multi_8(t, h, o, a, c)				\
384 	__bs_nonsingle(wm,8,(t),(h),(o),(a),(c))
385 
386 #define	bus_space_write_multi_stream_1(t, h, o, a, c)			\
387 	__bs_nonsingle_s(wm,1,(t),(h),(o),(a),(c))
388 #define	bus_space_write_multi_stream_2(t, h, o, a, c)			\
389 	__bs_nonsingle_s(wm,2,(t),(h),(o),(a),(c))
390 #define	bus_space_write_multi_stream_4(t, h, o, a, c)			\
391 	__bs_nonsingle_s(wm,4,(t),(h),(o),(a),(c))
392 #define	bus_space_write_multi_stream_8(t, h, o, a, c)			\
393 	__bs_nonsingle_s(wm,8,(t),(h),(o),(a),(c))
394 
395 /*
396  * Bus write region operations.
397  */
398 #define	bus_space_write_region_1(t, h, o, a, c)				\
399 	__bs_nonsingle(wr,1,(t),(h),(o),(a),(c))
400 #define	bus_space_write_region_2(t, h, o, a, c)				\
401 	__bs_nonsingle(wr,2,(t),(h),(o),(a),(c))
402 #define	bus_space_write_region_4(t, h, o, a, c)				\
403 	__bs_nonsingle(wr,4,(t),(h),(o),(a),(c))
404 #define	bus_space_write_region_8(t, h, o, a, c)				\
405 	__bs_nonsingle(wr,8,(t),(h),(o),(a),(c))
406 
407 #define	bus_space_write_region_stream_1(t, h, o, a, c)			\
408 	__bs_nonsingle_s(wr,1,(t),(h),(o),(a),(c))
409 #define	bus_space_write_region_stream_2(t, h, o, a, c)			\
410 	__bs_nonsingle_s(wr,2,(t),(h),(o),(a),(c))
411 #define	bus_space_write_region_stream_4(t, h, o, a, c)			\
412 	__bs_nonsingle_s(wr,4,(t),(h),(o),(a),(c))
413 #define	bus_space_write_region_stream_8(t, h, o, a, c)			\
414 	__bs_nonsingle_s(wr,8,(t),(h),(o),(a),(c))
415 
416 /*
417  * Set multiple operations.
418  */
419 #define	bus_space_set_multi_1(t, h, o, v, c)				\
420 	__bs_set(sm,1,(t),(h),(o),(v),(c))
421 #define	bus_space_set_multi_2(t, h, o, v, c)				\
422 	__bs_set(sm,2,(t),(h),(o),(v),(c))
423 #define	bus_space_set_multi_4(t, h, o, v, c)				\
424 	__bs_set(sm,4,(t),(h),(o),(v),(c))
425 #define	bus_space_set_multi_8(t, h, o, v, c)				\
426 	__bs_set(sm,8,(t),(h),(o),(v),(c))
427 
428 /*
429  * Set region operations.
430  */
431 #define	bus_space_set_region_1(t, h, o, v, c)				\
432 	__bs_set(sr,1,(t),(h),(o),(v),(c))
433 #define	bus_space_set_region_2(t, h, o, v, c)				\
434 	__bs_set(sr,2,(t),(h),(o),(v),(c))
435 #define	bus_space_set_region_4(t, h, o, v, c)				\
436 	__bs_set(sr,4,(t),(h),(o),(v),(c))
437 #define	bus_space_set_region_8(t, h, o, v, c)				\
438 	__bs_set(sr,8,(t),(h),(o),(v),(c))
439 
440 /*
441  * Copy operations.
442  */
443 #define	bus_space_copy_region_1(t, h1, o1, h2, o2, c)				\
444 	__bs_copy(1, t, h1, o1, h2, o2, c)
445 #define	bus_space_copy_region_2(t, h1, o1, h2, o2, c)				\
446 	__bs_copy(2, t, h1, o1, h2, o2, c)
447 #define	bus_space_copy_region_4(t, h1, o1, h2, o2, c)				\
448 	__bs_copy(4, t, h1, o1, h2, o2, c)
449 #define	bus_space_copy_region_8(t, h1, o1, h2, o2, c)				\
450 	__bs_copy(8, t, h1, o1, h2, o2, c)
451 
452 #define BUS_PEEK_FUNC(width, type)					\
453 	static inline int						\
454 	bus_space_peek_##width(bus_space_tag_t tag,			\
455 	    bus_space_handle_t hnd, bus_size_t offset, type *value)	\
456 	{								\
457 		type tmp;						\
458 		tmp = bus_space_read_##width(tag, hnd, offset);		\
459 		*value = (type)tmp;					\
460 		return (0);						\
461 	}
462 BUS_PEEK_FUNC(1, uint8_t)
463 BUS_PEEK_FUNC(2, uint16_t)
464 BUS_PEEK_FUNC(4, uint32_t)
465 BUS_PEEK_FUNC(8, uint64_t)
466 
467 #define BUS_POKE_FUNC(width, type)					\
468 	static inline int						\
469 	bus_space_poke_##width(bus_space_tag_t tag,			\
470 	    bus_space_handle_t hnd, bus_size_t offset, type value)	\
471 	{								\
472 		bus_space_write_##width(tag, hnd, offset, value);	\
473 		return (0); 						\
474 	}
475 BUS_POKE_FUNC(1, uint8_t)
476 BUS_POKE_FUNC(2, uint16_t)
477 BUS_POKE_FUNC(4, uint32_t)
478 BUS_POKE_FUNC(8, uint64_t)
479 
480 #include <machine/bus_dma.h>
481 
482 #endif /* _MACHINE_BUS_H_ */
483