xref: /freebsd/sys/arm/include/bus.h (revision 5974e5c71cb4a1d9b23559c1f17f291e911dfb6a)
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  * 3. All advertising materials mentioning features or use of this software
20  *    must display the following acknowledgement:
21  *	This product includes software developed by the NetBSD
22  *	Foundation, Inc. and its contributors.
23  * 4. Neither the name of The NetBSD Foundation nor the names of its
24  *    contributors may be used to endorse or promote products derived
25  *    from this software without specific prior written permission.
26  *
27  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
28  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
29  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
30  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
31  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
32  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
33  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
34  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
35  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
36  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
37  * POSSIBILITY OF SUCH DAMAGE.
38  */
39 
40 /*-
41  * Copyright (c) 1996 Charles M. Hannum.  All rights reserved.
42  * Copyright (c) 1996 Christopher G. Demetriou.  All rights reserved.
43  *
44  * Redistribution and use in source and binary forms, with or without
45  * modification, are permitted provided that the following conditions
46  * are met:
47  * 1. Redistributions of source code must retain the above copyright
48  *    notice, this list of conditions and the following disclaimer.
49  * 2. Redistributions in binary form must reproduce the above copyright
50  *    notice, this list of conditions and the following disclaimer in the
51  *    documentation and/or other materials provided with the distribution.
52  * 3. All advertising materials mentioning features or use of this software
53  *    must display the following acknowledgement:
54  *      This product includes software developed by Christopher G. Demetriou
55  *	for the NetBSD Project.
56  * 4. The name of the author may not be used to endorse or promote products
57  *    derived from this software without specific prior written permission
58  *
59  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
60  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
61  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
62  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
63  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
64  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
65  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
66  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
67  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
68  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
69  *
70  * $FreeBSD$
71  */
72 
73 #ifndef _MACHINE_BUS_H_
74 #define _MACHINE_BUS_H_
75 
76 /*
77  * Addresses (in bus space).
78  */
79 typedef u_long bus_addr_t;
80 typedef u_long bus_size_t;
81 
82 /*
83  * Access methods for bus space.
84  */
85 typedef struct bus_space *bus_space_tag_t;
86 typedef u_long bus_space_handle_t;
87 
88 /*
89  *	int bus_space_map  (bus_space_tag_t t, bus_addr_t addr,
90  *	    bus_size_t size, int flags, bus_space_handle_t *bshp);
91  *
92  * Map a region of bus space.
93  */
94 
95 #define	BUS_SPACE_MAP_CACHEABLE		0x01
96 #define	BUS_SPACE_MAP_LINEAR		0x02
97 #define	BUS_SPACE_MAP_PREFETCHABLE     	0x04
98 
99 struct bus_space {
100 	/* cookie */
101 	void		*bs_cookie;
102 
103 	/* mapping/unmapping */
104 	int		(*bs_map) (void *, bus_addr_t, bus_size_t,
105 			    int, bus_space_handle_t *);
106 	void		(*bs_unmap) (void *, bus_size_t);
107 	int		(*bs_subregion) (void *, bus_space_handle_t,
108 			    bus_size_t, bus_size_t, bus_space_handle_t *);
109 
110 	/* allocation/deallocation */
111 	int		(*bs_alloc) (void *, bus_addr_t, bus_addr_t,
112 			    bus_size_t, bus_size_t, bus_size_t, int,
113 			    bus_addr_t *, bus_space_handle_t *);
114 	void		(*bs_free) (void *, bus_space_handle_t,
115 			    bus_size_t);
116 
117 	/* get kernel virtual address */
118 	/* barrier */
119 	void		(*bs_barrier) (void *, bus_space_handle_t,
120 			    bus_size_t, bus_size_t, int);
121 
122 	/* read (single) */
123 	u_int8_t	(*bs_r_1) (void *, bus_space_handle_t, bus_size_t);
124 	u_int16_t	(*bs_r_2) (void *, bus_space_handle_t, bus_size_t);
125 	u_int32_t	(*bs_r_4) (void *, bus_space_handle_t, bus_size_t);
126 	u_int64_t	(*bs_r_8) (void *, bus_space_handle_t, bus_size_t);
127 
128 	/* read multiple */
129 	void		(*bs_rm_1) (void *, bus_space_handle_t, bus_size_t,
130 	    u_int8_t *, bus_size_t);
131 	void		(*bs_rm_2) (void *, bus_space_handle_t, bus_size_t,
132 	    u_int16_t *, bus_size_t);
133 	void		(*bs_rm_4) (void *, bus_space_handle_t,
134 			    bus_size_t, u_int32_t *, bus_size_t);
135 	void		(*bs_rm_8) (void *, bus_space_handle_t,
136 			    bus_size_t, u_int64_t *, bus_size_t);
137 
138 	/* read region */
139 	void		(*bs_rr_1) (void *, bus_space_handle_t,
140 			    bus_size_t, u_int8_t *, bus_size_t);
141 	void		(*bs_rr_2) (void *, bus_space_handle_t,
142 			    bus_size_t, u_int16_t *, bus_size_t);
143 	void		(*bs_rr_4) (void *, bus_space_handle_t,
144 			    bus_size_t, u_int32_t *, bus_size_t);
145 	void		(*bs_rr_8) (void *, bus_space_handle_t,
146 			    bus_size_t, u_int64_t *, bus_size_t);
147 
148 	/* write (single) */
149 	void		(*bs_w_1) (void *, bus_space_handle_t,
150 			    bus_size_t, u_int8_t);
151 	void		(*bs_w_2) (void *, bus_space_handle_t,
152 			    bus_size_t, u_int16_t);
153 	void		(*bs_w_4) (void *, bus_space_handle_t,
154 			    bus_size_t, u_int32_t);
155 	void		(*bs_w_8) (void *, bus_space_handle_t,
156 			    bus_size_t, u_int64_t);
157 
158 	/* write multiple */
159 	void		(*bs_wm_1) (void *, bus_space_handle_t,
160 			    bus_size_t, const u_int8_t *, bus_size_t);
161 	void		(*bs_wm_2) (void *, bus_space_handle_t,
162 			    bus_size_t, const u_int16_t *, bus_size_t);
163 	void		(*bs_wm_4) (void *, bus_space_handle_t,
164 			    bus_size_t, const u_int32_t *, bus_size_t);
165 	void		(*bs_wm_8) (void *, bus_space_handle_t,
166 			    bus_size_t, const u_int64_t *, bus_size_t);
167 
168 	/* write region */
169 	void		(*bs_wr_1) (void *, bus_space_handle_t,
170 			    bus_size_t, const u_int8_t *, bus_size_t);
171 	void		(*bs_wr_2) (void *, bus_space_handle_t,
172 			    bus_size_t, const u_int16_t *, bus_size_t);
173 	void		(*bs_wr_4) (void *, bus_space_handle_t,
174 			    bus_size_t, const u_int32_t *, bus_size_t);
175 	void		(*bs_wr_8) (void *, bus_space_handle_t,
176 			    bus_size_t, const u_int64_t *, bus_size_t);
177 
178 	/* set multiple */
179 	void		(*bs_sm_1) (void *, bus_space_handle_t,
180 			    bus_size_t, u_int8_t, bus_size_t);
181 	void		(*bs_sm_2) (void *, bus_space_handle_t,
182 			    bus_size_t, u_int16_t, bus_size_t);
183 	void		(*bs_sm_4) (void *, bus_space_handle_t,
184 			    bus_size_t, u_int32_t, bus_size_t);
185 	void		(*bs_sm_8) (void *, bus_space_handle_t,
186 			    bus_size_t, u_int64_t, bus_size_t);
187 
188 	/* set region */
189 	void		(*bs_sr_1) (void *, bus_space_handle_t,
190 			    bus_size_t, u_int8_t, bus_size_t);
191 	void		(*bs_sr_2) (void *, bus_space_handle_t,
192 			    bus_size_t, u_int16_t, bus_size_t);
193 	void		(*bs_sr_4) (void *, bus_space_handle_t,
194 			    bus_size_t, u_int32_t, bus_size_t);
195 	void		(*bs_sr_8) (void *, bus_space_handle_t,
196 			    bus_size_t, u_int64_t, bus_size_t);
197 
198 	/* copy */
199 	void		(*bs_c_1) (void *, bus_space_handle_t, bus_size_t,
200 			    bus_space_handle_t, bus_size_t, bus_size_t);
201 	void		(*bs_c_2) (void *, bus_space_handle_t, bus_size_t,
202 			    bus_space_handle_t, bus_size_t, bus_size_t);
203 	void		(*bs_c_4) (void *, bus_space_handle_t, bus_size_t,
204 			    bus_space_handle_t, bus_size_t, bus_size_t);
205 	void		(*bs_c_8) (void *, bus_space_handle_t, bus_size_t,
206 			    bus_space_handle_t, bus_size_t, bus_size_t);
207 
208 };
209 
210 
211 /*
212  * Utility macros; INTERNAL USE ONLY.
213  */
214 #define	__bs_c(a,b)		__CONCAT(a,b)
215 #define	__bs_opname(op,size)	__bs_c(__bs_c(__bs_c(bs_,op),_),size)
216 
217 #define	__bs_rs(sz, t, h, o)						\
218 	(*(t)->__bs_opname(r,sz))((t)->bs_cookie, h, o)
219 #define	__bs_ws(sz, t, h, o, v)						\
220 	(*(t)->__bs_opname(w,sz))((t)->bs_cookie, h, o, v)
221 #define	__bs_nonsingle(type, sz, t, h, o, a, c)				\
222 	(*(t)->__bs_opname(type,sz))((t)->bs_cookie, h, o, a, c)
223 #define	__bs_set(type, sz, t, h, o, v, c)				\
224 	(*(t)->__bs_opname(type,sz))((t)->bs_cookie, h, o, v, c)
225 #define	__bs_copy(sz, t, h1, o1, h2, o2, cnt)				\
226 	(*(t)->__bs_opname(c,sz))((t)->bs_cookie, h1, o1, h2, o2, cnt)
227 
228 
229 /*
230  * Mapping and unmapping operations.
231  */
232 #define	bus_space_map(t, a, s, c, hp)					\
233 	(*(t)->bs_map)((t)->bs_cookie, (a), (s), (c), (hp))
234 #define	bus_space_unmap(t, h, s)					\
235 	(*(t)->bs_unmap)((t)->bs_cookie, (h), (s))
236 #define	bus_space_subregion(t, h, o, s, hp)				\
237 	(*(t)->bs_subregion)((t)->bs_cookie, (h), (o), (s), (hp))
238 
239 
240 /*
241  * Allocation and deallocation operations.
242  */
243 #define	bus_space_alloc(t, rs, re, s, a, b, c, ap, hp)			\
244 	(*(t)->bs_alloc)((t)->bs_cookie, (rs), (re), (s), (a), (b),	\
245 	    (c), (ap), (hp))
246 #define	bus_space_free(t, h, s)						\
247 	(*(t)->bs_free)((t)->bs_cookie, (h), (s))
248 
249 /*
250  * Bus barrier operations.
251  */
252 #define	bus_space_barrier(t, h, o, l, f)				\
253 	(*(t)->bs_barrier)((t)->bs_cookie, (h), (o), (l), (f))
254 
255 #define	BUS_SPACE_BARRIER_READ	0x01
256 #define	BUS_SPACE_BARRIER_WRITE	0x02
257 
258 /*
259  * Bus read (single) operations.
260  */
261 #define	bus_space_read_1(t, h, o)	__bs_rs(1,(t),(h),(o))
262 #define	bus_space_read_2(t, h, o)	__bs_rs(2,(t),(h),(o))
263 #define	bus_space_read_4(t, h, o)	__bs_rs(4,(t),(h),(o))
264 #define	bus_space_read_8(t, h, o)	__bs_rs(8,(t),(h),(o))
265 
266 
267 /*
268  * Bus read multiple operations.
269  */
270 #define	bus_space_read_multi_1(t, h, o, a, c)				\
271 	__bs_nonsingle(rm,1,(t),(h),(o),(a),(c))
272 #define	bus_space_read_multi_2(t, h, o, a, c)				\
273 	__bs_nonsingle(rm,2,(t),(h),(o),(a),(c))
274 #define	bus_space_read_multi_4(t, h, o, a, c)				\
275 	__bs_nonsingle(rm,4,(t),(h),(o),(a),(c))
276 #define	bus_space_read_multi_8(t, h, o, a, c)				\
277 	__bs_nonsingle(rm,8,(t),(h),(o),(a),(c))
278 
279 
280 /*
281  * Bus read region operations.
282  */
283 #define	bus_space_read_region_1(t, h, o, a, c)				\
284 	__bs_nonsingle(rr,1,(t),(h),(o),(a),(c))
285 #define	bus_space_read_region_2(t, h, o, a, c)				\
286 	__bs_nonsingle(rr,2,(t),(h),(o),(a),(c))
287 #define	bus_space_read_region_4(t, h, o, a, c)				\
288 	__bs_nonsingle(rr,4,(t),(h),(o),(a),(c))
289 #define	bus_space_read_region_8(t, h, o, a, c)				\
290 	__bs_nonsingle(rr,8,(t),(h),(o),(a),(c))
291 
292 
293 /*
294  * Bus write (single) operations.
295  */
296 #define	bus_space_write_1(t, h, o, v)	__bs_ws(1,(t),(h),(o),(v))
297 #define	bus_space_write_2(t, h, o, v)	__bs_ws(2,(t),(h),(o),(v))
298 #define	bus_space_write_4(t, h, o, v)	__bs_ws(4,(t),(h),(o),(v))
299 #define	bus_space_write_8(t, h, o, v)	__bs_ws(8,(t),(h),(o),(v))
300 
301 
302 /*
303  * Bus write multiple operations.
304  */
305 #define	bus_space_write_multi_1(t, h, o, a, c)				\
306 	__bs_nonsingle(wm,1,(t),(h),(o),(a),(c))
307 #define	bus_space_write_multi_2(t, h, o, a, c)				\
308 	__bs_nonsingle(wm,2,(t),(h),(o),(a),(c))
309 #define	bus_space_write_multi_4(t, h, o, a, c)				\
310 	__bs_nonsingle(wm,4,(t),(h),(o),(a),(c))
311 #define	bus_space_write_multi_8(t, h, o, a, c)				\
312 	__bs_nonsingle(wm,8,(t),(h),(o),(a),(c))
313 
314 
315 /*
316  * Bus write region operations.
317  */
318 #define	bus_space_write_region_1(t, h, o, a, c)				\
319 	__bs_nonsingle(wr,1,(t),(h),(o),(a),(c))
320 #define	bus_space_write_region_2(t, h, o, a, c)				\
321 	__bs_nonsingle(wr,2,(t),(h),(o),(a),(c))
322 #define	bus_space_write_region_4(t, h, o, a, c)				\
323 	__bs_nonsingle(wr,4,(t),(h),(o),(a),(c))
324 #define	bus_space_write_region_8(t, h, o, a, c)				\
325 	__bs_nonsingle(wr,8,(t),(h),(o),(a),(c))
326 
327 
328 /*
329  * Set multiple operations.
330  */
331 #define	bus_space_set_multi_1(t, h, o, v, c)				\
332 	__bs_set(sm,1,(t),(h),(o),(v),(c))
333 #define	bus_space_set_multi_2(t, h, o, v, c)				\
334 	__bs_set(sm,2,(t),(h),(o),(v),(c))
335 #define	bus_space_set_multi_4(t, h, o, v, c)				\
336 	__bs_set(sm,4,(t),(h),(o),(v),(c))
337 #define	bus_space_set_multi_8(t, h, o, v, c)				\
338 	__bs_set(sm,8,(t),(h),(o),(v),(c))
339 
340 
341 /*
342  * Set region operations.
343  */
344 #define	bus_space_set_region_1(t, h, o, v, c)				\
345 	__bs_set(sr,1,(t),(h),(o),(v),(c))
346 #define	bus_space_set_region_2(t, h, o, v, c)				\
347 	__bs_set(sr,2,(t),(h),(o),(v),(c))
348 #define	bus_space_set_region_4(t, h, o, v, c)				\
349 	__bs_set(sr,4,(t),(h),(o),(v),(c))
350 #define	bus_space_set_region_8(t, h, o, v, c)				\
351 	__bs_set(sr,8,(t),(h),(o),(v),(c))
352 
353 
354 /*
355  * Copy operations.
356  */
357 #define	bus_space_copy_region_1(t, h1, o1, h2, o2, c)				\
358 	__bs_copy(1, t, h1, o1, h2, o2, c)
359 #define	bus_space_copy_region_2(t, h1, o1, h2, o2, c)				\
360 	__bs_copy(2, t, h1, o1, h2, o2, c)
361 #define	bus_space_copy_region_4(t, h1, o1, h2, o2, c)				\
362 	__bs_copy(4, t, h1, o1, h2, o2, c)
363 #define	bus_space_copy_region_8(t, h1, o1, h2, o2, c)				\
364 	__bs_copy(8, t, h1, o1, h2, o2, c)
365 
366 /*
367  * Macros to provide prototypes for all the functions used in the
368  * bus_space structure
369  */
370 
371 #define bs_map_proto(f)							\
372 int	__bs_c(f,_bs_map) (void *t, bus_addr_t addr,		\
373 	    bus_size_t size, int cacheable, bus_space_handle_t *bshp);
374 
375 #define bs_unmap_proto(f)						\
376 void	__bs_c(f,_bs_unmap) (void *t, bus_size_t size);
377 
378 #define bs_subregion_proto(f)						\
379 int	__bs_c(f,_bs_subregion) (void *t, bus_space_handle_t bsh,	\
380 	    bus_size_t offset, bus_size_t size, 			\
381 	    bus_space_handle_t *nbshp);
382 
383 #define bs_alloc_proto(f)						\
384 int	__bs_c(f,_bs_alloc) (void *t, bus_addr_t rstart,		\
385 	    bus_addr_t rend, bus_size_t size, bus_size_t align,		\
386 	    bus_size_t boundary, int cacheable, bus_addr_t *addrp,	\
387 	    bus_space_handle_t *bshp);
388 
389 #define bs_free_proto(f)						\
390 void	__bs_c(f,_bs_free) (void *t, bus_space_handle_t bsh,	\
391 	    bus_size_t size);
392 
393 #define bs_mmap_proto(f)						\
394 int	__bs_c(f,_bs_mmap) (struct cdev *, vm_offset_t, vm_paddr_t *, int);
395 
396 #define bs_barrier_proto(f)						\
397 void	__bs_c(f,_bs_barrier) (void *t, bus_space_handle_t bsh,	\
398 	    bus_size_t offset, bus_size_t len, int flags);
399 
400 #define	bs_r_1_proto(f)							\
401 u_int8_t	__bs_c(f,_bs_r_1) (void *t, bus_space_handle_t bsh,	\
402 		    bus_size_t offset);
403 
404 #define	bs_r_2_proto(f)							\
405 u_int16_t	__bs_c(f,_bs_r_2) (void *t, bus_space_handle_t bsh,	\
406 		    bus_size_t offset);
407 
408 #define	bs_r_4_proto(f)							\
409 u_int32_t	__bs_c(f,_bs_r_4) (void *t, bus_space_handle_t bsh,	\
410 		    bus_size_t offset);
411 
412 #define	bs_r_8_proto(f)							\
413 u_int64_t	__bs_c(f,_bs_r_8) (void *t, bus_space_handle_t bsh,	\
414 		    bus_size_t offset);
415 
416 #define	bs_w_1_proto(f)							\
417 void	__bs_c(f,_bs_w_1) (void *t, bus_space_handle_t bsh,		\
418 	    bus_size_t offset, u_int8_t value);
419 
420 #define	bs_w_2_proto(f)							\
421 void	__bs_c(f,_bs_w_2) (void *t, bus_space_handle_t bsh,		\
422 	    bus_size_t offset, u_int16_t value);
423 
424 #define	bs_w_4_proto(f)							\
425 void	__bs_c(f,_bs_w_4) (void *t, bus_space_handle_t bsh,		\
426 	    bus_size_t offset, u_int32_t value);
427 
428 #define	bs_w_8_proto(f)							\
429 void	__bs_c(f,_bs_w_8) (void *t, bus_space_handle_t bsh,		\
430 	    bus_size_t offset, u_int64_t value);
431 
432 #define	bs_rm_1_proto(f)						\
433 void	__bs_c(f,_bs_rm_1) (void *t, bus_space_handle_t bsh,	\
434 	    bus_size_t offset, u_int8_t *addr, bus_size_t count);
435 
436 #define	bs_rm_2_proto(f)						\
437 void	__bs_c(f,_bs_rm_2) (void *t, bus_space_handle_t bsh,	\
438 	    bus_size_t offset, u_int16_t *addr, bus_size_t count);
439 
440 #define	bs_rm_4_proto(f)						\
441 void	__bs_c(f,_bs_rm_4) (void *t, bus_space_handle_t bsh,	\
442 	    bus_size_t offset, u_int32_t *addr, bus_size_t count);
443 
444 #define	bs_rm_8_proto(f)						\
445 void	__bs_c(f,_bs_rm_8) (void *t, bus_space_handle_t bsh,	\
446 	    bus_size_t offset, u_int64_t *addr, bus_size_t count);
447 
448 #define	bs_wm_1_proto(f)						\
449 void	__bs_c(f,_bs_wm_1) (void *t, bus_space_handle_t bsh,	\
450 	    bus_size_t offset, const u_int8_t *addr, bus_size_t count);
451 
452 #define	bs_wm_2_proto(f)						\
453 void	__bs_c(f,_bs_wm_2) (void *t, bus_space_handle_t bsh,	\
454 	    bus_size_t offset, const u_int16_t *addr, bus_size_t count);
455 
456 #define	bs_wm_4_proto(f)						\
457 void	__bs_c(f,_bs_wm_4) (void *t, bus_space_handle_t bsh,	\
458 	    bus_size_t offset, const u_int32_t *addr, bus_size_t count);
459 
460 #define	bs_wm_8_proto(f)						\
461 void	__bs_c(f,_bs_wm_8) (void *t, bus_space_handle_t bsh,	\
462 	    bus_size_t offset, const u_int64_t *addr, bus_size_t count);
463 
464 #define	bs_rr_1_proto(f)						\
465 void	__bs_c(f, _bs_rr_1) (void *t, bus_space_handle_t bsh,	\
466 	    bus_size_t offset, u_int8_t *addr, bus_size_t count);
467 
468 #define	bs_rr_2_proto(f)						\
469 void	__bs_c(f, _bs_rr_2) (void *t, bus_space_handle_t bsh,	\
470 	    bus_size_t offset, u_int16_t *addr, bus_size_t count);
471 
472 #define	bs_rr_4_proto(f)						\
473 void	__bs_c(f, _bs_rr_4) (void *t, bus_space_handle_t bsh,	\
474 	    bus_size_t offset, u_int32_t *addr, bus_size_t count);
475 
476 #define	bs_rr_8_proto(f)						\
477 void	__bs_c(f, _bs_rr_8) (void *t, bus_space_handle_t bsh,	\
478 	    bus_size_t offset, u_int64_t *addr, bus_size_t count);
479 
480 #define	bs_wr_1_proto(f)						\
481 void	__bs_c(f, _bs_wr_1) (void *t, bus_space_handle_t bsh,	\
482 	    bus_size_t offset, const u_int8_t *addr, bus_size_t count);
483 
484 #define	bs_wr_2_proto(f)						\
485 void	__bs_c(f, _bs_wr_2) (void *t, bus_space_handle_t bsh,	\
486 	    bus_size_t offset, const u_int16_t *addr, bus_size_t count);
487 
488 #define	bs_wr_4_proto(f)						\
489 void	__bs_c(f, _bs_wr_4) (void *t, bus_space_handle_t bsh,	\
490 	    bus_size_t offset, const u_int32_t *addr, bus_size_t count);
491 
492 #define	bs_wr_8_proto(f)						\
493 void	__bs_c(f, _bs_wr_8) (void *t, bus_space_handle_t bsh,	\
494 	    bus_size_t offset, const u_int64_t *addr, bus_size_t count);
495 
496 #define	bs_sm_1_proto(f)						\
497 void	__bs_c(f,_bs_sm_1) (void *t, bus_space_handle_t bsh,	\
498 	    bus_size_t offset, u_int8_t value, bus_size_t count);
499 
500 #define	bs_sm_2_proto(f)						\
501 void	__bs_c(f,_bs_sm_2) (void *t, bus_space_handle_t bsh,	\
502 	    bus_size_t offset, u_int16_t value, bus_size_t count);
503 
504 #define	bs_sm_4_proto(f)						\
505 void	__bs_c(f,_bs_sm_4) (void *t, bus_space_handle_t bsh,	\
506 	    bus_size_t offset, u_int32_t value, bus_size_t count);
507 
508 #define	bs_sm_8_proto(f)						\
509 void	__bs_c(f,_bs_sm_8) (void *t, bus_space_handle_t bsh,	\
510 	    bus_size_t offset, u_int64_t value, bus_size_t count);
511 
512 #define	bs_sr_1_proto(f)						\
513 void	__bs_c(f,_bs_sr_1) (void *t, bus_space_handle_t bsh,	\
514 	    bus_size_t offset, u_int8_t value, bus_size_t count);
515 
516 #define	bs_sr_2_proto(f)						\
517 void	__bs_c(f,_bs_sr_2) (void *t, bus_space_handle_t bsh,	\
518 	    bus_size_t offset, u_int16_t value, bus_size_t count);
519 
520 #define	bs_sr_4_proto(f)						\
521 void	__bs_c(f,_bs_sr_4) (void *t, bus_space_handle_t bsh,	\
522 	    bus_size_t offset, u_int32_t value, bus_size_t count);
523 
524 #define	bs_sr_8_proto(f)						\
525 void	__bs_c(f,_bs_sr_8) (void *t, bus_space_handle_t bsh,	\
526 	    bus_size_t offset, u_int64_t value, bus_size_t count);
527 
528 #define	bs_c_1_proto(f)							\
529 void	__bs_c(f,_bs_c_1) (void *t, bus_space_handle_t bsh1,	\
530 	    bus_size_t offset1, bus_space_handle_t bsh2,		\
531 	    bus_size_t offset2, bus_size_t count);
532 
533 #define	bs_c_2_proto(f)							\
534 void	__bs_c(f,_bs_c_2) (void *t, bus_space_handle_t bsh1,	\
535 	    bus_size_t offset1, bus_space_handle_t bsh2,		\
536 	    bus_size_t offset2, bus_size_t count);
537 
538 #define	bs_c_4_proto(f)							\
539 void	__bs_c(f,_bs_c_4) (void *t, bus_space_handle_t bsh1,	\
540 	    bus_size_t offset1, bus_space_handle_t bsh2,		\
541 	    bus_size_t offset2, bus_size_t count);
542 
543 #define	bs_c_8_proto(f)							\
544 void	__bs_c(f,_bs_c_8) (void *t, bus_space_handle_t bsh1,	\
545 	    bus_size_t offset1, bus_space_handle_t bsh2,		\
546 	    bus_size_t offset2, bus_size_t count);
547 
548 #define bs_protos(f)		\
549 bs_map_proto(f);		\
550 bs_unmap_proto(f);		\
551 bs_subregion_proto(f);		\
552 bs_alloc_proto(f);		\
553 bs_free_proto(f);		\
554 bs_mmap_proto(f);		\
555 bs_barrier_proto(f);		\
556 bs_r_1_proto(f);		\
557 bs_r_2_proto(f);		\
558 bs_r_4_proto(f);		\
559 bs_r_8_proto(f);		\
560 bs_w_1_proto(f);		\
561 bs_w_2_proto(f);		\
562 bs_w_4_proto(f);		\
563 bs_w_8_proto(f);		\
564 bs_rm_1_proto(f);		\
565 bs_rm_2_proto(f);		\
566 bs_rm_4_proto(f);		\
567 bs_rm_8_proto(f);		\
568 bs_wm_1_proto(f);		\
569 bs_wm_2_proto(f);		\
570 bs_wm_4_proto(f);		\
571 bs_wm_8_proto(f);		\
572 bs_rr_1_proto(f);		\
573 bs_rr_2_proto(f);		\
574 bs_rr_4_proto(f);		\
575 bs_rr_8_proto(f);		\
576 bs_wr_1_proto(f);		\
577 bs_wr_2_proto(f);		\
578 bs_wr_4_proto(f);		\
579 bs_wr_8_proto(f);		\
580 bs_sm_1_proto(f);		\
581 bs_sm_2_proto(f);		\
582 bs_sm_4_proto(f);		\
583 bs_sm_8_proto(f);		\
584 bs_sr_1_proto(f);		\
585 bs_sr_2_proto(f);		\
586 bs_sr_4_proto(f);		\
587 bs_sr_8_proto(f);		\
588 bs_c_1_proto(f);		\
589 bs_c_2_proto(f);		\
590 bs_c_4_proto(f);		\
591 bs_c_8_proto(f);
592 
593 #define BUS_SPACE_ALIGNED_POINTER(p, t) ALIGNED_POINTER(p, t)
594 
595 #define BUS_SPACE_MAXADDR_24BIT	0xFFFFFF
596 #define BUS_SPACE_MAXADDR_32BIT 0xFFFFFFFF
597 #define BUS_SPACE_MAXADDR 	0xFFFFFFFF
598 #define BUS_SPACE_MAXSIZE_24BIT	0xFFFFFF
599 #define BUS_SPACE_MAXSIZE_32BIT	0xFFFFFFFF
600 #define BUS_SPACE_MAXSIZE 	0xFFFFFFFF
601 
602 /* XXX: is this right ? */
603 #define bus_space_read_stream_1(t, h, o)        bus_space_read_1((t), (h), (o))
604 #define bus_space_read_stream_2(t, h, o)        bus_space_read_2((t), (h), (o))
605 #define bus_space_read_stream_4(t, h, o)        bus_space_read_4((t), (h), (o))
606 
607 #define bus_space_read_multi_stream_1(t, h, o, a, c) \
608         bus_space_read_multi_1((t), (h), (o), (a), (c))
609 #define bus_space_read_multi_stream_2(t, h, o, a, c) \
610 	        bus_space_read_multi_2((t), (h), (o), (a), (c))
611 #define bus_space_read_multi_stream_4(t, h, o, a, c) \
612 	        bus_space_read_multi_4((t), (h), (o), (a), (c))
613 
614 #define bus_space_write_stream_1(t, h, o, v) \
615 	        bus_space_write_1((t), (h), (o), (v))
616 #define bus_space_write_stream_2(t, h, o, v) \
617 	        bus_space_write_2((t), (h), (o), (v))
618 #define bus_space_write_stream_4(t, h, o, v) \
619 	        bus_space_write_4((t), (h), (o), (v))
620 
621 #define bus_space_write_multi_stream_1(t, h, o, a, c) \
622 	        bus_space_write_multi_1((t), (h), (o), (a), (c))
623 #define bus_space_write_multi_stream_2(t, h, o, a, c) \
624 	        bus_space_write_multi_2((t), (h), (o), (a), (c))
625 #define bus_space_write_multi_stream_4(t, h, o, a, c) \
626 	        bus_space_write_multi_4((t), (h), (o), (a), (c))
627 
628 
629 #include <machine/bus_dma.h>
630 
631 #endif /* _MACHINE_BUS_H_ */
632