1 /*-
2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
3 *
4 * Copyright (c) 1997,1998,2003 Doug Rabson
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 * SUCH DAMAGE.
27 *
28 * $FreeBSD$
29 */
30
31 #ifndef _SYS_BUS_H_
32 #define _SYS_BUS_H_
33
34 #include <limits.h>
35 #include <sys/types.h>
36 #include <arm/include/_bus.h>
37 #include <sys/module.h>
38 #include <sys/queue.h>
39 #include <los_hwi.h>
40
41 typedef struct device *device_t;
42
43 typedef uint32_t u_int32_t;
44
45 /**
46 * @brief State of the device.
47 */
48 typedef enum device_state {
49 DS_NOTPRESENT = 10, /**< @brief not probed or probe failed */
50 DS_ALIVE = 20, /**< @brief probe succeeded */
51 DS_ATTACHING = 25, /**< @brief currently attaching */
52 DS_ATTACHED = 30, /**< @brief attach method called */
53 DS_BUSY = 40 /**< @brief device is open */
54 } device_state_t;
55
56 /**
57 * * @brief Device information exported to userspace.
58 * */
59 struct u_device {
60 uintptr_t dv_handle;
61 uintptr_t dv_parent;
62
63 char dv_name[32]; /**< @brief Name of device in tree. */
64 char dv_desc[32]; /**< @brief Driver description */
65 char dv_drivername[32]; /**< @brief Driver name */
66 char dv_pnpinfo[128]; /**< @brief Plug and play info */
67 char dv_location[128]; /**< @brief Where is the device? */
68 uint32_t dv_devflags; /**< @brief API Flags for device */
69 uint16_t dv_flags; /**< @brief flags for dev state */
70 device_state_t dv_state; /**< @brief State of attachment */
71 /* XXX more driver info? */
72 };
73
74 /* Flags exported via dv_flags. */
75 #define DF_ENABLED 0x01 /* device should be probed/attached */
76 #define DF_FIXEDCLASS 0x02 /* devclass specified at create time */
77 #define DF_WILDCARD 0x04 /* unit was originally wildcard */
78 #define DF_DESCMALLOCED 0x08 /* description was malloced */
79 #define DF_QUIET 0x10 /* don't print verbose attach message */
80 #define DF_DONENOMATCH 0x20 /* don't execute DEVICE_NOMATCH again */
81 #define DF_EXTERNALSOFTC 0x40 /* softc not allocated by us */
82 #define DF_REBID 0x80 /* Can rebid after attach */
83 #define DF_SUSPENDED 0x100 /* Device is suspended. */
84
85 #define SYS_RES_IRQ 1 /* interrupt lines */
86 #define SYS_RES_DRQ 2 /* isa dma lines */
87 #define SYS_RES_MEMORY 3 /* i/o memory */
88 #define SYS_RES_IOPORT 4 /* i/o ports */
89
90 #include <sys/kobj.h>
91
92 /**
93 * @brief A device driver (included mainly for compatibility with
94 * FreeBSD 4.x).
95 */
96 typedef struct kobj_class driver_t;
97
98 /**
99 * @brief A device class
100 *
101 * The devclass object has two main functions in the system. The first
102 * is to manage the allocation of unit numbers for device instances
103 * and the second is to hold the list of device drivers for a
104 * particular bus type. Each devclass has a name and there cannot be
105 * two devclasses with the same name. This ensures that unique unit
106 * numbers are allocated to device instances.
107 *
108 * Drivers that support several different bus attachments (e.g. isa,
109 * pci, pccard) should all use the same devclass to ensure that unit
110 * numbers do not conflict.
111 *
112 * Each devclass may also have a parent devclass. This is used when
113 * searching for device drivers to allow a form of inheritance. When
114 * matching drivers with devices, first the driver list of the parent
115 * device's devclass is searched. If no driver is found in that list,
116 * the search continues in the parent devclass (if any).
117 */
118 typedef struct devclass *devclass_t;
119
120 /**
121 * @brief A device method
122 */
123 #define device_method_t kobj_method_t
124
125 /**
126 * @brief Driver interrupt filter return values
127 *
128 * If a driver provides an interrupt filter routine it must return an
129 * integer consisting of oring together zero or more of the following
130 * flags:
131 *
132 * FILTER_STRAY - this device did not trigger the interrupt
133 * FILTER_HANDLED - the interrupt has been fully handled and can be EOId
134 * FILTER_SCHEDULE_THREAD - the threaded interrupt handler should be
135 * scheduled to execute
136 *
137 * If the driver does not provide a filter, then the interrupt code will
138 * act is if the filter had returned FILTER_SCHEDULE_THREAD. Note that it
139 * is illegal to specify any other flag with FILTER_STRAY and that it is
140 * illegal to not specify either of FILTER_HANDLED or FILTER_SCHEDULE_THREAD
141 * if FILTER_STRAY is not specified.
142 */
143 #define FILTER_STRAY 0x01
144 #define FILTER_HANDLED 0x02
145 #define FILTER_SCHEDULE_THREAD 0x04
146
147 /**
148 * @brief Driver interrupt service routines
149 *
150 * The filter routine is run in primary interrupt context and may not
151 * block or use regular mutexes. It may only use spin mutexes for
152 * synchronization. The filter may either completely handle the
153 * interrupt or it may perform some of the work and defer more
154 * expensive work to the regular interrupt handler. If a filter
155 * routine is not registered by the driver, then the regular interrupt
156 * handler is always used to handle interrupts from this device.
157 *
158 * The regular interrupt handler executes in its own thread context
159 * and may use regular mutexes. However, it is prohibited from
160 * sleeping on a sleep queue.
161 */
162 typedef int driver_filter_t(void*);
163 typedef void driver_intr_t(int, void*);
164
165 /**
166 * @brief This structure is deprecated.
167 *
168 * Use the kobj(9) macro DEFINE_CLASS to
169 * declare classes which implement device drivers.
170 */
171 struct driver {
172 KOBJ_CLASS_FIELDS;
173 };
174
175
176 typedef uint64_t rman_res_t;
177 /*
178 * Definitions for drivers which need to keep simple lists of resources
179 * for their child devices.
180 */
181 /*
182 * The public (kernel) view of struct resource
183 *
184 * NB: Changing the offset/size/type of existing fields in struct resource
185 * NB: breaks the device driver ABI and is strongly FORBIDDEN.
186 * NB: Appending new fields is probably just misguided.
187 */
188
189 struct resource {
190 rman_res_t start; /**< @brief start of resource range */
191 rman_res_t end; /**< @brief end of resource range */
192 rman_res_t count; /**< @brief count within range */
193 };
194
195 /**
196 * @brief An entry for a single resource in a resource list.
197 */
198 struct resource_list_entry {
199 STAILQ_ENTRY(resource_list_entry) link;
200 int type; /**< @brief type argument to alloc_resource */
201 int rid; /**< @brief resource identifier */
202 int flags; /**< @brief resource flags */
203 struct resource *res; /**< @brief the real resource when allocated */
204 };
205 STAILQ_HEAD(resource_list, resource_list_entry);
206
207 #define RLE_RESERVED 0x0001 /* Reserved by the parent bus. */
208 #define RLE_ALLOCATED 0x0002 /* Reserved resource is allocated. */
209 #define RLE_PREFETCH 0x0004 /* Resource is a prefetch range. */
210
211 void resource_list_init(struct resource_list *rl);
212 void resource_list_free(struct resource_list *rl);
213 struct resource_list_entry *
214 resource_list_add(struct resource_list *rl,
215 int type, int rid,
216 rman_res_t start, rman_res_t end, rman_res_t count);
217 struct resource_list_entry*
218 resource_list_find(struct resource_list *rl,
219 int type, int rid);
220
221 typedef void (*add_res_callback_t)(const char *devclass_name, int type, int unit, rman_res_t start, rman_res_t end,
222 rman_res_t count);
223 void machine_resource_init(add_res_callback_t callback);
224
225 /*
226 * The root bus, to which all top-level busses are attached.
227 */
228 extern device_t root_bus;
229 extern devclass_t root_devclass;
230 void root_bus_configure(void);
231
232 extern device_t nexus;
233
234 /*
235 * Useful functions for implementing busses.
236 */
237
238 struct _cpuset;
239
240 int bus_generic_attach(device_t dev);
241
242 device_t
243 bus_generic_add_child(device_t dev, u_int order, const char *name,
244 int unit);
245 int bus_generic_child_present(device_t dev, device_t child);
246
247 int bus_generic_detach(device_t dev);
248 void bus_generic_driver_added(device_t dev, driver_t *driver);
249 int bus_generic_get_domain(device_t dev, device_t child, int *domain);
250
251 void bus_generic_new_pass(device_t dev);
252 int bus_print_child_header(device_t dev, device_t child);
253 int bus_print_child_domain(device_t dev, device_t child);
254 int bus_print_child_footer(device_t dev, device_t child);
255 int bus_generic_print_child(device_t dev, device_t child);
256 int bus_generic_probe(device_t dev);
257 int bus_generic_read_ivar(device_t dev, device_t child, int which,
258 uintptr_t *result);
259 int bus_generic_resume(device_t dev);
260 int bus_generic_resume_child(device_t dev, device_t child);
261
262 int bus_generic_shutdown(device_t dev);
263 int bus_generic_suspend(device_t dev);
264 int bus_generic_suspend_child(device_t dev, device_t child);
265
266 int bus_generic_write_ivar(device_t dev, device_t child, int which,
267 uintptr_t value);
268 int bus_helper_reset_post(device_t dev, int flags);
269 int bus_helper_reset_prepare(device_t dev, int flags);
270 int bus_null_rescan(device_t dev);
271
272 struct resource *bus_alloc_resource(device_t dev, int type, int *rid,
273 rman_res_t start, rman_res_t end,
274 rman_res_t count, u_int flags);
275 int bus_generic_resume(device_t dev);
276 int bus_generic_resume_child(device_t dev, device_t child);
277
278 int bus_child_location_str(device_t child, char *buf, size_t buflen);
279
280 static __inline struct resource *
bus_alloc_resource_any(device_t dev,int type,int * rid,u_int flags)281 bus_alloc_resource_any(device_t dev, int type, int *rid, u_int flags)
282 {
283 return (bus_alloc_resource(dev, type, rid, 0, ~0, 1, flags));
284 }
285
286 /*
287 * Access functions for device.
288 */
289 device_t device_add_child(device_t dev, const char *name, int unit);
290 device_t device_add_child_ordered(device_t dev, u_int order,
291 const char *name, int unit);
292 void device_busy(device_t dev);
293 int device_delete_child(device_t dev, device_t child);
294 int device_delete_children(device_t dev);
295 int device_attach(device_t dev);
296 int device_detach(device_t dev);
297 void device_disable(device_t dev);
298 void device_enable(device_t dev);
299 device_t device_find_child(device_t dev, const char *classname,
300 int unit);
301 const char *device_get_desc(device_t dev);
302 devclass_t device_get_devclass(device_t dev);
303 driver_t *device_get_driver(device_t dev);
304 u_int32_t device_get_flags(device_t dev);
305 device_t device_get_parent(device_t dev);
306 int device_get_children(device_t dev, device_t **listp, int *countp);
307 void *device_get_ivars(device_t dev);
308 void device_set_ivars(device_t dev, void *ivars);
309 const char *device_get_name(device_t dev);
310 const char *device_get_nameunit(device_t dev);
311 void *device_get_softc(device_t dev);
312 device_state_t device_get_state(device_t dev);
313 int device_get_unit(device_t dev);
314 struct sysctl_ctx_list *device_get_sysctl_ctx(device_t dev);
315 struct sysctl_oid *device_get_sysctl_tree(device_t dev);
316 int device_is_alive(device_t dev); /* did probe succeed? */
317 int device_is_attached(device_t dev); /* did attach succeed? */
318 int device_is_enabled(device_t dev);
319 int device_is_suspended(device_t dev);
320 int device_is_quiet(device_t dev);
321 device_t device_lookup_by_name(const char *name);
322 int device_print_prettyname(device_t dev);
323 int device_printf(device_t dev, const char *, ...) __printflike(2, 3);
324 int device_probe(device_t dev);
325 int device_probe_and_attach(device_t dev);
326 int device_probe_child(device_t bus, device_t dev);
327 int device_quiesce(device_t dev);
328 void device_quiet(device_t dev);
329 void device_set_desc(device_t dev, const char* desc);
330 void device_set_desc_copy(device_t dev, const char* desc);
331 int device_set_devclass(device_t dev, const char *classname);
332 int device_set_devclass_fixed(device_t dev, const char *classname);
333 bool device_is_devclass_fixed(device_t dev);
334 int device_set_driver(device_t dev, driver_t *driver);
335 void device_set_flags(device_t dev, u_int32_t flags);
336 void device_set_softc(device_t dev, void *softc);
337 void device_free_softc(void *softc);
338 void device_claim_softc(device_t dev);
339 int device_set_unit(device_t dev, int unit); /* XXX DONT USE XXX */
340 int device_shutdown(device_t dev);
341 void device_unbusy(device_t dev);
342 void device_verbose(device_t dev);
343
344 /* port for interrupt setup and teardown */
345 int bus_setup_intr(int irq, int flags, driver_intr_t *intr, void *arg);
346 int bus_teardown_intr(int irq, void *arg);
347
348 /*
349 * Access functions for devclass.
350 */
351 int devclass_add_driver(devclass_t dc, driver_t *driver,
352 int pass, devclass_t *dcp);
353 devclass_t devclass_create(const char *classname);
354 int devclass_delete_driver(devclass_t busclass, driver_t *driver);
355 devclass_t devclass_find(const char *classname);
356 const char *devclass_get_name(devclass_t dc);
357 device_t devclass_get_device(devclass_t dc, int unit);
358 void *devclass_get_softc(devclass_t dc, int unit);
359 int devclass_get_devices(devclass_t dc, device_t **listp, int *countp);
360 int devclass_get_drivers(devclass_t dc, driver_t ***listp, int *countp);
361 int devclass_get_count(devclass_t dc);
362 int devclass_get_maxunit(devclass_t dc);
363 int devclass_find_free_unit(devclass_t dc, int unit);
364 void devclass_set_parent(devclass_t dc, devclass_t pdc);
365 devclass_t devclass_get_parent(devclass_t dc);
366
367 /*
368 * Functions for maintaining and checking consistency of
369 * bus information exported to userspace.
370 */
371 int bus_data_generation_check(int generation);
372 void bus_data_generation_update(void);
373
374 /**
375 * Some convenience defines for probe routines to return. These are just
376 * suggested values, and there's nothing magical about them.
377 * BUS_PROBE_SPECIFIC is for devices that cannot be reprobed, and that no
378 * possible other driver may exist (typically legacy drivers who don't fallow
379 * all the rules, or special needs drivers). BUS_PROBE_VENDOR is the
380 * suggested value that vendor supplied drivers use. This is for source or
381 * binary drivers that are not yet integrated into the FreeBSD tree. Its use
382 * in the base OS is prohibited. BUS_PROBE_DEFAULT is the normal return value
383 * for drivers to use. It is intended that nearly all of the drivers in the
384 * tree should return this value. BUS_PROBE_LOW_PRIORITY are for drivers that
385 * have special requirements like when there are two drivers that support
386 * overlapping series of hardware devices. In this case the one that supports
387 * the older part of the line would return this value, while the one that
388 * supports the newer ones would return BUS_PROBE_DEFAULT. BUS_PROBE_GENERIC
389 * is for drivers that wish to have a generic form and a specialized form,
390 * like is done with the pci bus and the acpi pci bus. BUS_PROBE_HOOVER is
391 * for those busses that implement a generic device place-holder for devices on
392 * the bus that have no more specific driver for them (aka ugen).
393 * BUS_PROBE_NOWILDCARD or lower means that the device isn't really bidding
394 * for a device node, but accepts only devices that its parent has told it
395 * use this driver.
396 */
397 #define BUS_PROBE_SPECIFIC 0 /* Only I can use this device */
398 #define BUS_PROBE_VENDOR (-10) /* Vendor supplied driver */
399 #define BUS_PROBE_DEFAULT (-20) /* Base OS default driver */
400 #define BUS_PROBE_LOW_PRIORITY (-40) /* Older, less desirable drivers */
401 #define BUS_PROBE_GENERIC (-100) /* generic driver for dev */
402 #define BUS_PROBE_HOOVER (-1000000) /* Driver for any dev on bus */
403 #define BUS_PROBE_NOWILDCARD (-2000000000) /* No wildcard device matches */
404
405 /**
406 * During boot, the device tree is scanned multiple times. Each scan,
407 * or pass, drivers may be attached to devices. Each driver
408 * attachment is assigned a pass number. Drivers may only probe and
409 * attach to devices if their pass number is less than or equal to the
410 * current system-wide pass number. The default pass is the last pass
411 * and is used by most drivers. Drivers needed by the scheduler are
412 * probed in earlier passes.
413 */
414 #define BUS_PASS_ROOT 0 /* Used to attach root0. */
415 #define BUS_PASS_BUS 10 /* Busses and bridges. */
416 #define BUS_PASS_CPU 20 /* CPU devices. */
417 #define BUS_PASS_RESOURCE 30 /* Resource discovery. */
418 #define BUS_PASS_INTERRUPT 40 /* Interrupt controllers. */
419 #define BUS_PASS_TIMER 50 /* Timers and clocks. */
420 #define BUS_PASS_SCHEDULER 60 /* Start scheduler. */
421 #define BUS_PASS_DEFAULT INT_MAX /* Everything else. */
422
423 #define BUS_PASS_ORDER_FIRST 0
424 #define BUS_PASS_ORDER_EARLY 2
425 #define BUS_PASS_ORDER_MIDDLE 5
426 #define BUS_PASS_ORDER_LATE 7
427 #define BUS_PASS_ORDER_LAST 9
428
429 extern int bus_current_pass;
430
431 void bus_set_pass(int pass);
432
433 /**
434 * Shorthands for constructing method tables.
435 */
436 #define DEVMETHOD KOBJMETHOD
437 #define DEVMETHOD_END KOBJMETHOD_END
438
439 /*
440 * Some common device interfaces.
441 */
442 #include "device_if.h"
443 #include "bus_if.h"
444
445 struct module;
446
447 int driver_module_handler(struct module *, int, void *);
448
449 /**
450 * Module support for automatically adding drivers to busses.
451 */
452 struct driver_module_data {
453 int (*dmd_chainevh)(struct module *, int, void *);
454 void *dmd_chainarg;
455 const char *dmd_busname;
456 kobj_class_t dmd_driver;
457 devclass_t *dmd_devclass;
458 int dmd_pass;
459 };
460
461 #define EARLY_DRIVER_MODULE_ORDERED(name, busname, driver, devclass, \
462 evh, arg, order, pass) \
463 \
464 /*static */struct driver_module_data name##_##busname##_driver_mod = { \
465 evh, arg, \
466 #busname, \
467 (kobj_class_t) &driver, \
468 &devclass, \
469 pass \
470 }; \
471 \
472 /*static */moduledata_t name##_##busname##_mod = { \
473 #busname "/" #name, \
474 driver_module_handler, \
475 &name##_##busname##_driver_mod \
476 }; \
477 DECLARE_MODULE(name##_##busname, name##_##busname##_mod, \
478 SI_SUB_DRIVERS, order)
479
480 #define EARLY_DRIVER_MODULE(name, busname, driver, devclass, evh, arg, pass) \
481 EARLY_DRIVER_MODULE_ORDERED(name, busname, driver, devclass, \
482 evh, arg, SI_ORDER_MIDDLE, pass)
483
484 #define DRIVER_MODULE_ORDERED(name, busname, driver, devclass, evh, arg,\
485 order) \
486 EARLY_DRIVER_MODULE_ORDERED(name, busname, driver, devclass, \
487 evh, arg, order, BUS_PASS_DEFAULT)
488
489 #define DRIVER_MODULE(name, busname, driver, devclass, evh, arg) \
490 EARLY_DRIVER_MODULE(name, busname, driver, devclass, evh, arg, \
491 BUS_PASS_DEFAULT)
492
493 /**
494 * Generic ivar accessor generation macros for bus drivers
495 */
496 #define __BUS_ACCESSOR(varp, var, ivarp, ivar, type) \
497 \
498 static __inline type varp ## _get_ ## var(device_t dev) \
499 { \
500 uintptr_t v; \
501 int e; \
502 e = BUS_READ_IVAR(device_get_parent(dev), dev, \
503 ivarp ## _IVAR_ ## ivar, &v); \
504 if (e != 0) { \
505 device_printf(dev, "failed to read ivar " \
506 __XSTRING(ivarp ## _IVAR_ ## ivar) " on bus %s, " \
507 "error = %d\n", \
508 device_get_nameunit(device_get_parent(dev)), e); \
509 } \
510 return ((type) v); \
511 } \
512 \
513 static __inline void varp ## _set_ ## var(device_t dev, type t) \
514 { \
515 uintptr_t v = (uintptr_t) t; \
516 int e; \
517 e = BUS_WRITE_IVAR(device_get_parent(dev), dev, \
518 ivarp ## _IVAR_ ## ivar, v); \
519 if (e != 0) { \
520 device_printf(dev, "failed to write ivar " \
521 __XSTRING(ivarp ## _IVAR_ ## ivar) " on bus %s, " \
522 "error = %d\n", \
523 device_get_nameunit(device_get_parent(dev)), e); \
524 } \
525 }
526
527 /**
528 * Shorthand macros, taking resource argument
529 * Generated with sys/tools/bus_macro.sh
530 */
531
532 #define bus_barrier(r, o, l, f) \
533 bus_space_barrier((r)->r_bustag, (r)->r_bushandle, (o), (l), (f))
534 #define bus_poke_1(r, o, v) \
535 bus_space_poke_1((r)->r_bustag, (r)->r_bushandle, (o), (v))
536 #define bus_peek_1(r, o, vp) \
537 bus_space_peek_1((r)->r_bustag, (r)->r_bushandle, (o), (vp))
538 #define bus_read_1(r, o) \
539 bus_space_read_1((r)->r_bustag, (r)->r_bushandle, (o))
540 #define bus_read_multi_1(r, o, d, c) \
541 bus_space_read_multi_1((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
542 #define bus_read_region_1(r, o, d, c) \
543 bus_space_read_region_1((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
544 #define bus_set_multi_1(r, o, v, c) \
545 bus_space_set_multi_1((r)->r_bustag, (r)->r_bushandle, (o), (v), (c))
546 #define bus_set_region_1(r, o, v, c) \
547 bus_space_set_region_1((r)->r_bustag, (r)->r_bushandle, (o), (v), (c))
548 #define bus_write_1(r, o, v) \
549 bus_space_write_1((r)->r_bustag, (r)->r_bushandle, (o), (v))
550 #define bus_write_multi_1(r, o, d, c) \
551 bus_space_write_multi_1((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
552 #define bus_write_region_1(r, o, d, c) \
553 bus_space_write_region_1((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
554 #define bus_read_stream_1(r, o) \
555 bus_space_read_stream_1((r)->r_bustag, (r)->r_bushandle, (o))
556 #define bus_read_multi_stream_1(r, o, d, c) \
557 bus_space_read_multi_stream_1((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
558 #define bus_read_region_stream_1(r, o, d, c) \
559 bus_space_read_region_stream_1((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
560 #define bus_set_multi_stream_1(r, o, v, c) \
561 bus_space_set_multi_stream_1((r)->r_bustag, (r)->r_bushandle, (o), (v), (c))
562 #define bus_set_region_stream_1(r, o, v, c) \
563 bus_space_set_region_stream_1((r)->r_bustag, (r)->r_bushandle, (o), (v), (c))
564 #define bus_write_stream_1(r, o, v) \
565 bus_space_write_stream_1((r)->r_bustag, (r)->r_bushandle, (o), (v))
566 #define bus_write_multi_stream_1(r, o, d, c) \
567 bus_space_write_multi_stream_1((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
568 #define bus_write_region_stream_1(r, o, d, c) \
569 bus_space_write_region_stream_1((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
570 #define bus_poke_2(r, o, v) \
571 bus_space_poke_2((r)->r_bustag, (r)->r_bushandle, (o), (v))
572 #define bus_peek_2(r, o, vp) \
573 bus_space_peek_2((r)->r_bustag, (r)->r_bushandle, (o), (vp))
574 #define bus_read_2(r, o) \
575 bus_space_read_2((r)->r_bustag, (r)->r_bushandle, (o))
576 #define bus_read_multi_2(r, o, d, c) \
577 bus_space_read_multi_2((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
578 #define bus_read_region_2(r, o, d, c) \
579 bus_space_read_region_2((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
580 #define bus_set_multi_2(r, o, v, c) \
581 bus_space_set_multi_2((r)->r_bustag, (r)->r_bushandle, (o), (v), (c))
582 #define bus_set_region_2(r, o, v, c) \
583 bus_space_set_region_2((r)->r_bustag, (r)->r_bushandle, (o), (v), (c))
584 #define bus_write_2(r, o, v) \
585 bus_space_write_2((r)->r_bustag, (r)->r_bushandle, (o), (v))
586 #define bus_write_multi_2(r, o, d, c) \
587 bus_space_write_multi_2((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
588 #define bus_write_region_2(r, o, d, c) \
589 bus_space_write_region_2((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
590 #define bus_read_stream_2(r, o) \
591 bus_space_read_stream_2((r)->r_bustag, (r)->r_bushandle, (o))
592 #define bus_read_multi_stream_2(r, o, d, c) \
593 bus_space_read_multi_stream_2((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
594 #define bus_read_region_stream_2(r, o, d, c) \
595 bus_space_read_region_stream_2((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
596 #define bus_set_multi_stream_2(r, o, v, c) \
597 bus_space_set_multi_stream_2((r)->r_bustag, (r)->r_bushandle, (o), (v), (c))
598 #define bus_set_region_stream_2(r, o, v, c) \
599 bus_space_set_region_stream_2((r)->r_bustag, (r)->r_bushandle, (o), (v), (c))
600 #define bus_write_stream_2(r, o, v) \
601 bus_space_write_stream_2((r)->r_bustag, (r)->r_bushandle, (o), (v))
602 #define bus_write_multi_stream_2(r, o, d, c) \
603 bus_space_write_multi_stream_2((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
604 #define bus_write_region_stream_2(r, o, d, c) \
605 bus_space_write_region_stream_2((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
606 #define bus_poke_4(r, o, v) \
607 bus_space_poke_4((r)->r_bustag, (r)->r_bushandle, (o), (v))
608 #define bus_peek_4(r, o, vp) \
609 bus_space_peek_4((r)->r_bustag, (r)->r_bushandle, (o), (vp))
610 #define bus_read_4(r, o) \
611 bus_space_read_4((r)->r_bustag, (r)->r_bushandle, (o))
612 #define bus_read_multi_4(r, o, d, c) \
613 bus_space_read_multi_4((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
614 #define bus_read_region_4(r, o, d, c) \
615 bus_space_read_region_4((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
616 #define bus_set_multi_4(r, o, v, c) \
617 bus_space_set_multi_4((r)->r_bustag, (r)->r_bushandle, (o), (v), (c))
618 #define bus_set_region_4(r, o, v, c) \
619 bus_space_set_region_4((r)->r_bustag, (r)->r_bushandle, (o), (v), (c))
620 #define bus_write_4(r, o, v) \
621 bus_space_write_4((r)->r_bustag, (r)->r_bushandle, (o), (v))
622 #define bus_write_multi_4(r, o, d, c) \
623 bus_space_write_multi_4((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
624 #define bus_write_region_4(r, o, d, c) \
625 bus_space_write_region_4((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
626 #define bus_read_stream_4(r, o) \
627 bus_space_read_stream_4((r)->r_bustag, (r)->r_bushandle, (o))
628 #define bus_read_multi_stream_4(r, o, d, c) \
629 bus_space_read_multi_stream_4((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
630 #define bus_read_region_stream_4(r, o, d, c) \
631 bus_space_read_region_stream_4((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
632 #define bus_set_multi_stream_4(r, o, v, c) \
633 bus_space_set_multi_stream_4((r)->r_bustag, (r)->r_bushandle, (o), (v), (c))
634 #define bus_set_region_stream_4(r, o, v, c) \
635 bus_space_set_region_stream_4((r)->r_bustag, (r)->r_bushandle, (o), (v), (c))
636 #define bus_write_stream_4(r, o, v) \
637 bus_space_write_stream_4((r)->r_bustag, (r)->r_bushandle, (o), (v))
638 #define bus_write_multi_stream_4(r, o, d, c) \
639 bus_space_write_multi_stream_4((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
640 #define bus_write_region_stream_4(r, o, d, c) \
641 bus_space_write_region_stream_4((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
642 #define bus_poke_8(r, o, v) \
643 bus_space_poke_8((r)->r_bustag, (r)->r_bushandle, (o), (v))
644 #define bus_peek_8(r, o, vp) \
645 bus_space_peek_8((r)->r_bustag, (r)->r_bushandle, (o), (vp))
646 #define bus_read_8(r, o) \
647 bus_space_read_8((r)->r_bustag, (r)->r_bushandle, (o))
648 #define bus_read_multi_8(r, o, d, c) \
649 bus_space_read_multi_8((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
650 #define bus_read_region_8(r, o, d, c) \
651 bus_space_read_region_8((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
652 #define bus_set_multi_8(r, o, v, c) \
653 bus_space_set_multi_8((r)->r_bustag, (r)->r_bushandle, (o), (v), (c))
654 #define bus_set_region_8(r, o, v, c) \
655 bus_space_set_region_8((r)->r_bustag, (r)->r_bushandle, (o), (v), (c))
656 #define bus_write_8(r, o, v) \
657 bus_space_write_8((r)->r_bustag, (r)->r_bushandle, (o), (v))
658 #define bus_write_multi_8(r, o, d, c) \
659 bus_space_write_multi_8((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
660 #define bus_write_region_8(r, o, d, c) \
661 bus_space_write_region_8((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
662 #define bus_read_stream_8(r, o) \
663 bus_space_read_stream_8((r)->r_bustag, (r)->r_bushandle, (o))
664 #define bus_read_multi_stream_8(r, o, d, c) \
665 bus_space_read_multi_stream_8((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
666 #define bus_read_region_stream_8(r, o, d, c) \
667 bus_space_read_region_stream_8((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
668 #define bus_set_multi_stream_8(r, o, v, c) \
669 bus_space_set_multi_stream_8((r)->r_bustag, (r)->r_bushandle, (o), (v), (c))
670 #define bus_set_region_stream_8(r, o, v, c) \
671 bus_space_set_region_stream_8((r)->r_bustag, (r)->r_bushandle, (o), (v), (c))
672 #define bus_write_stream_8(r, o, v) \
673 bus_space_write_stream_8((r)->r_bustag, (r)->r_bushandle, (o), (v))
674 #define bus_write_multi_stream_8(r, o, d, c) \
675 bus_space_write_multi_stream_8((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
676 #define bus_write_region_stream_8(r, o, d, c) \
677 bus_space_write_region_stream_8((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
678
679 #endif /* !_SYS_BUS_H_ */
680