master
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
90struct 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 }
462BUS_PEEK_FUNC(1, uint8_t)
463BUS_PEEK_FUNC(2, uint16_t)
464BUS_PEEK_FUNC(4, uint32_t)
465BUS_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 }
475BUS_POKE_FUNC(1, uint8_t)
476BUS_POKE_FUNC(2, uint16_t)
477BUS_POKE_FUNC(4, uint32_t)
478BUS_POKE_FUNC(8, uint64_t)
479
480#include <machine/bus_dma.h>
481
482#endif /* _MACHINE_BUS_H_ */