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 * $FreeBSD$
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#ifdef __powerpc64__
79#define BUS_SPACE_MAXADDR 	0xFFFFFFFFFFFFFFFFUL
80#define BUS_SPACE_MAXSIZE 	0xFFFFFFFFFFFFFFFFUL
81#else
82#ifdef BOOKE
83#define BUS_SPACE_MAXADDR 	0xFFFFFFFFFULL
84#define BUS_SPACE_MAXSIZE 	0xFFFFFFFFUL
85#else
86#define BUS_SPACE_MAXADDR 	0xFFFFFFFFUL
87#define BUS_SPACE_MAXSIZE 	0xFFFFFFFFUL
88#endif
89#endif
90
91#define	BUS_SPACE_MAP_CACHEABLE		0x01
92#define	BUS_SPACE_MAP_LINEAR		0x02
93#define	BUS_SPACE_MAP_PREFETCHABLE     	0x04
94
95#define	BUS_SPACE_UNRESTRICTED	(~0)
96
97#define	BUS_SPACE_BARRIER_READ	0x01
98#define	BUS_SPACE_BARRIER_WRITE	0x02
99
100struct bus_space_access;
101
102struct bus_space {
103	/* mapping/unmapping */
104	int	(*bs_map)(bus_addr_t, bus_size_t, int,
105	    bus_space_handle_t *);
106	void	(*bs_unmap)(bus_size_t);
107	int	(*bs_subregion)(bus_space_handle_t, bus_size_t,
108	    bus_size_t, bus_space_handle_t *);
109
110	/* allocation/deallocation */
111	int	(*bs_alloc)(bus_addr_t, bus_addr_t, bus_size_t,
112	    bus_size_t, bus_size_t, int, bus_addr_t *, bus_space_handle_t *);
113	void	(*bs_free)(bus_space_handle_t, bus_size_t);
114
115	void	(*bs_barrier)(bus_space_handle_t, bus_size_t,
116	    bus_size_t, int);
117
118	/* Read single. */
119	uint8_t (*bs_r_1)(bus_space_handle_t, bus_size_t);
120	uint16_t (*bs_r_2)(bus_space_handle_t, bus_size_t);
121	uint32_t (*bs_r_4)(bus_space_handle_t, bus_size_t);
122	uint64_t (*bs_r_8)(bus_space_handle_t, bus_size_t);
123
124	uint16_t (*bs_r_s_2)(bus_space_handle_t, bus_size_t);
125	uint32_t (*bs_r_s_4)(bus_space_handle_t, bus_size_t);
126	uint64_t (*bs_r_s_8)(bus_space_handle_t, bus_size_t);
127
128	/* read multiple */
129	void	(*bs_rm_1)(bus_space_handle_t, bus_size_t, uint8_t *,
130	    bus_size_t);
131	void	(*bs_rm_2)(bus_space_handle_t, bus_size_t, uint16_t *,
132	    bus_size_t);
133	void	(*bs_rm_4)(bus_space_handle_t, bus_size_t, uint32_t *,
134	    bus_size_t);
135	void	(*bs_rm_8)(bus_space_handle_t, bus_size_t, uint64_t *,
136	    bus_size_t);
137
138	void	(*bs_rm_s_2)(bus_space_handle_t, bus_size_t, uint16_t *,
139	    bus_size_t);
140	void	(*bs_rm_s_4)(bus_space_handle_t, bus_size_t, uint32_t *,
141	    bus_size_t);
142	void	(*bs_rm_s_8)(bus_space_handle_t, bus_size_t, uint64_t *,
143	    bus_size_t);
144
145	/* read region */
146	void	(*bs_rr_1)(bus_space_handle_t, bus_size_t, uint8_t *,
147	    bus_size_t);
148	void	(*bs_rr_2)(bus_space_handle_t, bus_size_t, uint16_t *,
149	    bus_size_t);
150	void	(*bs_rr_4)(bus_space_handle_t, bus_size_t, uint32_t *,
151	    bus_size_t);
152	void	(*bs_rr_8)(bus_space_handle_t, bus_size_t, uint64_t *,
153	    bus_size_t);
154
155	void	(*bs_rr_s_2)(bus_space_handle_t, bus_size_t, uint16_t *,
156	    bus_size_t);
157	void	(*bs_rr_s_4)(bus_space_handle_t, bus_size_t, uint32_t *,
158	    bus_size_t);
159	void	(*bs_rr_s_8)(bus_space_handle_t, bus_size_t, uint64_t *,
160	    bus_size_t);
161
162	/* write */
163	void	(*bs_w_1)(bus_space_handle_t, bus_size_t, uint8_t);
164	void	(*bs_w_2)(bus_space_handle_t, bus_size_t, uint16_t);
165	void	(*bs_w_4)(bus_space_handle_t, bus_size_t, uint32_t);
166	void	(*bs_w_8)(bus_space_handle_t, bus_size_t, uint64_t);
167
168	void	(*bs_w_s_2)(bus_space_handle_t, bus_size_t, uint16_t);
169	void	(*bs_w_s_4)(bus_space_handle_t, bus_size_t, uint32_t);
170	void	(*bs_w_s_8)(bus_space_handle_t, bus_size_t, uint64_t);
171
172	/* write multiple */
173	void	(*bs_wm_1)(bus_space_handle_t, bus_size_t,
174	    const uint8_t *, bus_size_t);
175	void	(*bs_wm_2)(bus_space_handle_t, bus_size_t,
176	    const uint16_t *, bus_size_t);
177	void	(*bs_wm_4)(bus_space_handle_t, bus_size_t,
178	    const uint32_t *, bus_size_t);
179	void	(*bs_wm_8)(bus_space_handle_t, bus_size_t,
180	    const uint64_t *, bus_size_t);
181
182	void	(*bs_wm_s_2)(bus_space_handle_t, bus_size_t,
183	    const uint16_t *, bus_size_t);
184	void	(*bs_wm_s_4)(bus_space_handle_t, bus_size_t,
185	    const uint32_t *, bus_size_t);
186	void	(*bs_wm_s_8)(bus_space_handle_t, bus_size_t,
187	    const uint64_t *, bus_size_t);
188
189	/* write region */
190	void	(*bs_wr_1)(bus_space_handle_t, bus_size_t,
191	    const uint8_t *, bus_size_t);
192	void	(*bs_wr_2)(bus_space_handle_t, bus_size_t,
193	    const uint16_t *, bus_size_t);
194	void	(*bs_wr_4)(bus_space_handle_t, bus_size_t,
195	    const uint32_t *, bus_size_t);
196	void	(*bs_wr_8)(bus_space_handle_t, bus_size_t,
197	    const uint64_t *, bus_size_t);
198
199	void	(*bs_wr_s_2)(bus_space_handle_t, bus_size_t,
200	    const uint16_t *, bus_size_t);
201	void	(*bs_wr_s_4)(bus_space_handle_t, bus_size_t,
202	    const uint32_t *, bus_size_t);
203	void	(*bs_wr_s_8)(bus_space_handle_t, bus_size_t,
204	    const uint64_t *, bus_size_t);
205
206	/* set multiple */
207	void	(*bs_sm_1)(bus_space_handle_t, bus_size_t, uint8_t,
208	    bus_size_t);
209	void	(*bs_sm_2)(bus_space_handle_t, bus_size_t, uint16_t,
210	    bus_size_t);
211	void	(*bs_sm_4)(bus_space_handle_t, bus_size_t, uint32_t,
212	    bus_size_t);
213	void	(*bs_sm_8)(bus_space_handle_t, bus_size_t, uint64_t,
214	    bus_size_t);
215
216	void	(*bs_sm_s_2)(bus_space_handle_t, bus_size_t, uint16_t,
217	    bus_size_t);
218	void	(*bs_sm_s_4)(bus_space_handle_t, bus_size_t, uint32_t,
219	    bus_size_t);
220	void	(*bs_sm_s_8)(bus_space_handle_t, bus_size_t, uint64_t,
221	    bus_size_t);
222
223	/* set region */
224	void	(*bs_sr_1)(bus_space_handle_t, bus_size_t, uint8_t,
225	    bus_size_t);
226	void	(*bs_sr_2)(bus_space_handle_t, bus_size_t, uint16_t,
227	    bus_size_t);
228	void	(*bs_sr_4)(bus_space_handle_t, bus_size_t, uint32_t,
229	    bus_size_t);
230	void	(*bs_sr_8)(bus_space_handle_t, bus_size_t, uint64_t,
231	    bus_size_t);
232
233	void	(*bs_sr_s_2)(bus_space_handle_t, bus_size_t, uint16_t,
234	    bus_size_t);
235	void	(*bs_sr_s_4)(bus_space_handle_t, bus_size_t, uint32_t,
236	    bus_size_t);
237	void	(*bs_sr_s_8)(bus_space_handle_t, bus_size_t, uint64_t,
238	    bus_size_t);
239
240	/* copy region */
241	void	(*bs_cr_1)(bus_space_handle_t, bus_size_t,
242	    bus_space_handle_t, bus_size_t, bus_size_t);
243	void	(*bs_cr_2)(bus_space_handle_t, bus_size_t,
244	    bus_space_handle_t, bus_size_t, bus_size_t);
245	void	(*bs_cr_4)(bus_space_handle_t, bus_size_t,
246	    bus_space_handle_t, bus_size_t, bus_size_t);
247	void	(*bs_cr_8)(bus_space_handle_t, bus_size_t,
248	    bus_space_handle_t, bus_size_t, bus_size_t);
249
250	void	(*bs_cr_s_2)(bus_space_handle_t, bus_size_t,
251	    bus_space_handle_t, bus_size_t, bus_size_t);
252	void	(*bs_cr_s_4)(bus_space_handle_t, bus_size_t,
253	    bus_space_handle_t, bus_size_t, bus_size_t);
254	void	(*bs_cr_s_8)(bus_space_handle_t, bus_size_t,
255	    bus_space_handle_t, bus_size_t, bus_size_t);
256};
257
258extern struct bus_space bs_be_tag;
259extern struct bus_space bs_le_tag;
260
261#define	__bs_c(a,b)		__CONCAT(a,b)
262#define	__bs_opname(op,size)	__bs_c(__bs_c(__bs_c(bs_,op),_),size)
263
264#define	__bs_rs(sz, t, h, o)						\
265	(*(t)->__bs_opname(r,sz))(h, o)
266#define	__bs_ws(sz, t, h, o, v)				\
267	(*(t)->__bs_opname(w,sz))(h, o, v)
268#define	__bs_nonsingle(type, sz, t, h, o, a, c)				\
269	(*(t)->__bs_opname(type,sz))(h, o, a, c)
270#define	__bs_set(type, sz, t, h, o, v, c)				\
271	(*(t)->__bs_opname(type,sz))(h, o, v, c)
272#define	__bs_copy(sz, t, h1, o1, h2, o2, cnt)				\
273	(*(t)->__bs_opname(c,sz))(h1, o1, h2, o2, cnt)
274
275/*
276 * Mapping and unmapping operations.
277 */
278#define bus_space_map(t, a, s, c, hp) (*(t)->bs_map)(a, s, c, hp)
279#define bus_space_unmap(t, h, s)	(*(t)->bs_unmap)(h, s)
280#define	bus_space_subregion(t, h, o, s, hp)	(*(t)->bs_subregion)(h, o, s, hp)
281
282/*
283 * Allocation and deallocation operations.
284 */
285#define	bus_space_alloc(t, rs, re, s, a, b, c, ap, hp)	\
286	(*(t)->bs_alloc)(rs, re, s, a, b, c, ap, hp)
287#define	bus_space_free(t, h, s)				\
288	(*(t)->bs_free)(h, s)
289
290/*
291 * Bus barrier operations.
292 */
293#define	bus_space_barrier(t, h, o, l, f)	(*(t)->bs_barrier)(h, o, l, f)
294
295/*
296 * Bus read (single) operations.
297 */
298#define	bus_space_read_1(t, h, o)	__bs_rs(1,t,h,o)
299#define	bus_space_read_2(t, h, o)	__bs_rs(2,t,h,o)
300#define	bus_space_read_4(t, h, o)	__bs_rs(4,t,h,o)
301#define	bus_space_read_8(t, h, o)	__bs_rs(8,t,h,o)
302
303#define bus_space_read_stream_1 bus_space_read_1
304#define	bus_space_read_stream_2(t, h, o)	__bs_rs(s_2,t,h,o)
305#define	bus_space_read_stream_4(t, h, o)	__bs_rs(s_4,t,h,o)
306#define	bus_space_read_stream_8(t, h, o)	__bs_rs(s_8,t,h,o)
307
308/*
309 * Bus read multiple operations.
310 */
311#define	bus_space_read_multi_1(t, h, o, a, c)				\
312	__bs_nonsingle(rm,1,(t),(h),(o),(a),(c))
313#define	bus_space_read_multi_2(t, h, o, a, c)				\
314	__bs_nonsingle(rm,2,(t),(h),(o),(a),(c))
315#define	bus_space_read_multi_4(t, h, o, a, c)				\
316	__bs_nonsingle(rm,4,(t),(h),(o),(a),(c))
317#define	bus_space_read_multi_8(t, h, o, a, c)				\
318	__bs_nonsingle(rm,8,(t),(h),(o),(a),(c))
319
320#define bus_space_read_multi_stream_1 bus_space_read_multi_1
321#define	bus_space_read_multi_stream_2(t, h, o, a, c)			\
322	__bs_nonsingle(rm,s_2,(t),(h),(o),(a),(c))
323#define	bus_space_read_multi_stream_4(t, h, o, a, c)			\
324	__bs_nonsingle(rm,s_4,(t),(h),(o),(a),(c))
325#define	bus_space_read_multi_stream_8(t, h, o, a, c)			\
326	__bs_nonsingle(rm,s_8,(t),(h),(o),(a),(c))
327
328/*
329 * Bus read region operations.
330 */
331#define	bus_space_read_region_1(t, h, o, a, c)				\
332	__bs_nonsingle(rr,1,(t),(h),(o),(a),(c))
333#define	bus_space_read_region_2(t, h, o, a, c)				\
334	__bs_nonsingle(rr,2,(t),(h),(o),(a),(c))
335#define	bus_space_read_region_4(t, h, o, a, c)				\
336	__bs_nonsingle(rr,4,(t),(h),(o),(a),(c))
337#define	bus_space_read_region_8(t, h, o, a, c)				\
338	__bs_nonsingle(rr,8,(t),(h),(o),(a),(c))
339
340#define bus_space_read_region_stream_1 bus_space_read_region_1
341#define	bus_space_read_region_stream_2(t, h, o, a, c)			\
342	__bs_nonsingle(rr,s_2,(t),(h),(o),(a),(c))
343#define	bus_space_read_region_stream_4(t, h, o, a, c)			\
344	__bs_nonsingle(rr,s_4,(t),(h),(o),(a),(c))
345#define	bus_space_read_region_stream_8(t, h, o, a, c)			\
346	__bs_nonsingle(rr,s_8,(t),(h),(o),(a),(c))
347
348/*
349 * Bus write (single) operations.
350 */
351#define	bus_space_write_1(t, h, o, v)	__bs_ws(1,(t),(h),(o),(v))
352#define	bus_space_write_2(t, h, o, v)	__bs_ws(2,(t),(h),(o),(v))
353#define	bus_space_write_4(t, h, o, v)	__bs_ws(4,(t),(h),(o),(v))
354#define	bus_space_write_8(t, h, o, v)	__bs_ws(8,(t),(h),(o),(v))
355
356#define bus_space_write_stream_1 bus_space_write_1
357#define	bus_space_write_stream_2(t, h, o, v)	__bs_ws(s_2,(t),(h),(o),(v))
358#define	bus_space_write_stream_4(t, h, o, v)	__bs_ws(s_4,(t),(h),(o),(v))
359#define	bus_space_write_stream_8(t, h, o, v)	__bs_ws(s_8,(t),(h),(o),(v))
360
361/*
362 * Bus write multiple operations.
363 */
364#define	bus_space_write_multi_1(t, h, o, a, c)				\
365	__bs_nonsingle(wm,1,(t),(h),(o),(a),(c))
366#define	bus_space_write_multi_2(t, h, o, a, c)				\
367	__bs_nonsingle(wm,2,(t),(h),(o),(a),(c))
368#define	bus_space_write_multi_4(t, h, o, a, c)				\
369	__bs_nonsingle(wm,4,(t),(h),(o),(a),(c))
370#define	bus_space_write_multi_8(t, h, o, a, c)				\
371	__bs_nonsingle(wm,8,(t),(h),(o),(a),(c))
372
373#define bus_space_write_multi_stream_1 bus_space_write_multi_1
374#define	bus_space_write_multi_stream_2(t, h, o, a, c)			\
375	__bs_nonsingle(wm,s_2,(t),(h),(o),(a),(c))
376#define	bus_space_write_multi_stream_4(t, h, o, a, c)			\
377	__bs_nonsingle(wm,s_4,(t),(h),(o),(a),(c))
378#define	bus_space_write_multi_stream_8(t, h, o, a, c)			\
379	__bs_nonsingle(wm,s_8,(t),(h),(o),(a),(c))
380
381/*
382 * Bus write region operations.
383 */
384#define	bus_space_write_region_1(t, h, o, a, c)				\
385	__bs_nonsingle(wr,1,(t),(h),(o),(a),(c))
386#define	bus_space_write_region_2(t, h, o, a, c)				\
387	__bs_nonsingle(wr,2,(t),(h),(o),(a),(c))
388#define	bus_space_write_region_4(t, h, o, a, c)				\
389	__bs_nonsingle(wr,4,(t),(h),(o),(a),(c))
390#define	bus_space_write_region_8(t, h, o, a, c)				\
391	__bs_nonsingle(wr,8,(t),(h),(o),(a),(c))
392
393#define bus_space_write_region_stream_1 bus_space_write_region_1
394#define	bus_space_write_region_stream_2(t, h, o, a, c)			\
395	__bs_nonsingle(wr,s_2,(t),(h),(o),(a),(c))
396#define	bus_space_write_region_stream_4(t, h, o, a, c)			\
397	__bs_nonsingle(wr,s_4,(t),(h),(o),(a),(c))
398#define	bus_space_write_region_stream_8(t, h, o, a, c)			\
399	__bs_nonsingle(wr,s_8,(t),(h),(o),(a),(c))
400
401/*
402 * Set multiple operations.
403 */
404#define	bus_space_set_multi_1(t, h, o, v, c)				\
405	__bs_set(sm,1,(t),(h),(o),(v),(c))
406#define	bus_space_set_multi_2(t, h, o, v, c)				\
407	__bs_set(sm,2,(t),(h),(o),(v),(c))
408#define	bus_space_set_multi_4(t, h, o, v, c)				\
409	__bs_set(sm,4,(t),(h),(o),(v),(c))
410#define	bus_space_set_multi_8(t, h, o, v, c)				\
411	__bs_set(sm,8,(t),(h),(o),(v),(c))
412
413#define bus_space_set_multi_stream_1 bus_space_set_multi_1
414#define	bus_space_set_multi_stream_2(t, h, o, v, c)			\
415	__bs_set(sm,s_2,(t),(h),(o),(v),(c))
416#define	bus_space_set_multi_stream_4(t, h, o, v, c)			\
417	__bs_set(sm,s_4,(t),(h),(o),(v),(c))
418#define	bus_space_set_multi_stream_8(t, h, o, v, c)			\
419	__bs_set(sm,s_8,(t),(h),(o),(v),(c))
420
421/*
422 * Set region operations.
423 */
424#define	bus_space_set_region_1(t, h, o, v, c)				\
425	__bs_set(sr,1,(t),(h),(o),(v),(c))
426#define	bus_space_set_region_2(t, h, o, v, c)				\
427	__bs_set(sr,2,(t),(h),(o),(v),(c))
428#define	bus_space_set_region_4(t, h, o, v, c)				\
429	__bs_set(sr,4,(t),(h),(o),(v),(c))
430#define	bus_space_set_region_8(t, h, o, v, c)				\
431	__bs_set(sr,8,(t),(h),(o),(v),(c))
432
433#define bus_space_set_region_stream_1 bus_space_set_region_1
434#define	bus_space_set_region_stream_2(t, h, o, v, c)			\
435	__bs_set(sr,s_2,(t),(h),(o),(v),(c))
436#define	bus_space_set_region_stream_4(t, h, o, v, c)			\
437	__bs_set(sr,s_4,(t),(h),(o),(v),(c))
438#define	bus_space_set_region_stream_8(t, h, o, v, c)			\
439	__bs_set(sr,s_8,(t),(h),(o),(v),(c))
440
441#if 0
442/*
443 * Copy operations.
444 */
445#define	bus_space_copy_region_1(t, h1, o1, h2, o2, c)				\
446	__bs_copy(1, t, h1, o1, h2, o2, c)
447#define	bus_space_copy_region_2(t, h1, o1, h2, o2, c)				\
448	__bs_copy(2, t, h1, o1, h2, o2, c)
449#define	bus_space_copy_region_4(t, h1, o1, h2, o2, c)				\
450	__bs_copy(4, t, h1, o1, h2, o2, c)
451#define	bus_space_copy_region_8(t, h1, o1, h2, o2, c)				\
452	__bs_copy(8, t, h1, o1, h2, o2, c)
453
454#define bus_space_copy_region_stream_1 bus_space_copy_region_1
455#define	bus_space_copy_region_stream_2(t, h1, o1, h2, o2, c)			\
456	__bs_copy(s_2, t, h1, o1, h2, o2, c)
457#define	bus_space_copy_region_stream_4(t, h1, o1, h2, o2, c)			\
458	__bs_copy(s_4, t, h1, o1, h2, o2, c)
459#define	bus_space_copy_region_stream_8(t, h1, o1, h2, o2, c)			\
460	__bs_copy(s_8, t, h1, o1, h2, o2, c)
461#endif
462
463#include <machine/bus_dma.h>
464
465#endif /* _MACHINE_BUS_H_ */
466