2 * Copyright (c) 1997,1998 Doug Rabson
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 * $FreeBSD: src/sys/sys/bus.h,v 1.30.2.5 2004/03/17 17:54:25 njl Exp $
27 * $DragonFly: src/sys/sys/bus.h,v 1.31 2008/10/03 00:26:21 hasso Exp $
33 #if defined(_KERNEL) || defined(_KERNEL_STRUCTURES)
36 #include <sys/types.h>
39 #include <sys/queue.h>
45 #include <sys/serialize.h>
47 #ifndef _SYS_BUS_DMA_H_
48 #include <sys/bus_dma.h>
50 #ifndef _SYS_BUS_RESOURCE_H_
51 #include <sys/bus_resource.h>
55 * Forward declarations
57 typedef struct device *device_t;
58 typedef struct kobj_class driver_t;
59 typedef struct devclass *devclass_t;
60 #define device_method_t kobj_method_t
62 typedef int driver_filter_t(void*);
63 typedef void driver_intr_t(void*);
66 * Interface information structure.
69 int ub_version; /* interface version */
70 #define BUS_USER_VERSION 1
71 int ub_generation; /* generation count */
75 * State of the device.
77 typedef enum device_state {
78 DS_NOTPRESENT, /* not probed or probe failed */
79 DS_ALIVE, /* probe succeeded */
80 DS_INPROGRESS, /* attach in progress */
81 DS_ATTACHED, /* attach method called */
82 DS_BUSY /* device is open */
86 * Device information exported to userspace.
92 char dv_name[32]; /* Name of device in tree. */
93 char dv_desc[32]; /* Driver description */
94 char dv_drivername[32]; /* Driver name */
95 char dv_pnpinfo[128]; /* Plug and play info */
96 char dv_location[128]; /* Where is the device? */
97 uint32_t dv_devflags; /* API Flags for device */
98 uint16_t dv_flags; /* flags for dev date */
99 device_state_t dv_state; /* State of attachment */
100 /* XXX more driver info? */
104 * Interrupt features mask. Note that DragonFly no longer implements
107 * NOTE: INTR_FAST is no longer supported, all device interrupts are threaded
108 * now. Only clock interrupts are 'fast'.
110 #define INTR_CLOCK 0x0080 /* (was INTR_FAST) */
111 #define INTR_EXCL 0x0100
112 #define INTR_MPSAFE 0x0200
113 #define INTR_NOENTROPY 0x0400
114 #define INTR_NOPOLL 0x0800 /* interrupt cannot be polled (e.g. ata) */
117 INTR_TRIGGER_CONFORM = 0,
118 INTR_TRIGGER_EDGE = 1,
119 INTR_TRIGGER_LEVEL = 2
123 INTR_POLARITY_CONFORM = 0,
124 INTR_POLARITY_HIGH = 1,
125 INTR_POLARITY_LOW = 2
128 typedef int (*devop_t)(void);
131 * Definitions for drivers which need to keep simple lists of resources
132 * for their child devices.
136 struct resource_list_entry {
137 SLIST_ENTRY(resource_list_entry) link;
138 int type; /* type argument to alloc_resource */
139 int rid; /* resource identifier */
140 struct resource *res; /* the real resource when allocated */
141 u_long start; /* start of resource range */
142 u_long end; /* end of resource range */
143 u_long count; /* count within range */
145 SLIST_HEAD(resource_list, resource_list_entry);
147 #endif /* _KERNEL || _KERNEL_STRUCTURES */
151 * devctl hooks. Typically one should use the devctl_notify
152 * hook to send the message. However, devctl_queue_data is also
153 * included in case devctl_notify isn't sufficiently general.
155 boolean_t devctl_process_running(void);
156 void devctl_notify(const char *__system, const char *__subsystem,
157 const char *__type, const char *__data);
158 void devctl_queue_data(char *__data);
161 * Initialise a resource list.
163 void resource_list_init(struct resource_list *rl);
166 * Reclaim memory used by a resource list.
168 void resource_list_free(struct resource_list *rl);
171 * Add a resource entry or modify an existing entry if one exists with
172 * the same type and rid.
174 void resource_list_add(struct resource_list *rl,
176 u_long start, u_long end, u_long count);
179 * Find a resource entry by type and rid.
181 struct resource_list_entry*
182 resource_list_find(struct resource_list *rl,
186 * Delete a resource entry.
188 void resource_list_delete(struct resource_list *rl,
192 * Implement BUS_ALLOC_RESOURCE by looking up a resource from the list
193 * and passing the allocation up to the parent of bus. This assumes
194 * that the first entry of device_get_ivars(child) is a struct
195 * resource_list. This also handles 'passthrough' allocations where a
196 * child is a remote descendant of bus by passing the allocation up to
200 resource_list_alloc(struct resource_list *rl,
201 device_t bus, device_t child,
203 u_long start, u_long end,
204 u_long count, u_int flags);
207 * Implement BUS_RELEASE_RESOURCE.
209 int resource_list_release(struct resource_list *rl,
210 device_t bus, device_t child,
211 int type, int rid, struct resource *res);
214 * Print all resources of a specified type, for use in bus_print_child.
215 * The name is printed if at least one resource of the given type is available.
216 * The format ist used to print resource start and end.
218 int resource_list_print_type(struct resource_list *rl,
219 const char *name, int type,
223 * The root bus, to which all top-level busses are attached.
225 extern device_t root_bus;
226 void root_bus_configure(void);
229 * Useful functions for implementing busses.
232 int bus_generic_activate_resource(device_t dev, device_t child, int type,
233 int rid, struct resource *r);
235 bus_generic_alloc_resource(device_t bus, device_t child,
237 u_long start, u_long end,
238 u_long count, u_int flags);
239 struct resource_list *
240 bus_generic_get_resource_list (device_t, device_t);
242 int bus_generic_config_intr(device_t, device_t, int, enum intr_trigger,
244 int bus_generic_attach(device_t dev);
245 int bus_generic_child_present(device_t dev, device_t child);
246 int bus_generic_deactivate_resource(device_t dev, device_t child, int type,
247 int rid, struct resource *r);
248 int bus_generic_detach(device_t dev);
249 int bus_generic_disable_intr(device_t dev, device_t child, void *cookie);
250 void bus_generic_driver_added(device_t dev, driver_t *driver);
251 void bus_generic_enable_intr(device_t dev, device_t child, void *cookie);
252 int bus_print_child_header(device_t dev, device_t child);
253 int bus_print_child_footer(device_t dev, device_t child);
254 int bus_generic_print_child(device_t dev, device_t child);
255 int bus_generic_identify(driver_t *driver, device_t parent);
256 int bus_generic_identify_sameunit(driver_t *driver, device_t parent);
257 int bus_generic_probe(device_t dev);
258 int bus_generic_probe_hack(device_t dev);
259 device_t bus_generic_add_child(device_t, device_t, int, const char *, int);
260 int bus_generic_read_ivar(device_t dev, device_t child, int which,
262 int bus_generic_release_resource(device_t bus, device_t child,
263 int type, int rid, struct resource *r);
264 int bus_generic_get_resource(device_t dev, device_t child, int type,
265 int rid, u_long *startp, u_long *countp);
266 int bus_generic_set_resource(device_t dev, device_t child, int type,
267 int rid, u_long start, u_long count);
268 void bus_generic_delete_resource(device_t dev, device_t child,
270 int bus_generic_resume(device_t dev);
271 int bus_generic_setup_intr(device_t dev, device_t child,
272 struct resource *irq, int flags,
273 driver_intr_t *intr, void *arg,
274 void **cookiep, lwkt_serialize_t serializer);
275 int bus_generic_shutdown(device_t dev);
276 int bus_generic_suspend(device_t dev);
277 int bus_generic_teardown_intr(device_t dev, device_t child,
278 struct resource *irq, void *cookie);
279 int bus_generic_write_ivar(device_t dev, device_t child, int which,
283 bus_generic_rl_alloc_resource (device_t, device_t, int, int *,
284 u_long, u_long, u_long, u_int);
285 void bus_generic_rl_delete_resource (device_t, device_t, int, int);
286 int bus_generic_rl_get_resource (device_t, device_t, int, int, u_long *,
288 int bus_generic_rl_set_resource (device_t, device_t, int, int, u_long,
290 int bus_generic_rl_release_resource (device_t, device_t, int, int,
294 * Wrapper functions for the BUS_*_RESOURCE methods to make client code
297 struct resource_spec {
303 int bus_alloc_resources(device_t dev, struct resource_spec *rs,
304 struct resource **res);
305 void bus_release_resources(device_t dev, const struct resource_spec *rs,
306 struct resource **res);
308 struct resource *bus_alloc_resource(device_t dev, int type, int *rid,
309 u_long start, u_long end, u_long count,
311 int bus_activate_resource(device_t dev, int type, int rid,
313 int bus_deactivate_resource(device_t dev, int type, int rid,
315 int bus_disable_intr(device_t dev, void *cookie);
316 void bus_enable_intr(device_t dev, void *cookie);
317 int bus_release_resource(device_t dev, int type, int rid,
319 int bus_setup_intr(device_t dev, struct resource *r, int flags,
320 driver_intr_t handler, void *arg,
321 void **cookiep, lwkt_serialize_t serializer);
322 int bus_teardown_intr(device_t dev, struct resource *r, void *cookie);
323 int bus_set_resource(device_t dev, int type, int rid,
324 u_long start, u_long count);
325 int bus_get_resource(device_t dev, int type, int rid,
326 u_long *startp, u_long *countp);
327 u_long bus_get_resource_start(device_t dev, int type, int rid);
328 u_long bus_get_resource_count(device_t dev, int type, int rid);
329 void bus_delete_resource(device_t dev, int type, int rid);
330 int bus_child_present(device_t child);
331 int bus_child_pnpinfo_str(device_t child, char *buf, size_t buflen);
332 int bus_child_location_str(device_t child, char *buf, size_t buflen);
334 static __inline struct resource *
335 bus_alloc_resource_any(device_t dev, int type, int *rid, u_int flags)
337 return (bus_alloc_resource(dev, type, rid, 0ul, ~0ul, 1, flags));
341 * Access functions for device.
343 device_t device_add_child(device_t dev, const char *name, int unit);
344 device_t device_add_child_ordered(device_t dev, int order,
345 const char *name, int unit);
346 void device_busy(device_t dev);
347 int device_delete_child(device_t dev, device_t child);
348 int device_detach(device_t dev);
349 void device_disable(device_t dev);
350 void device_enable(device_t dev);
351 device_t device_find_child(device_t dev, const char *classname,
353 const char *device_get_desc(device_t dev);
354 devclass_t device_get_devclass(device_t dev);
355 driver_t *device_get_driver(device_t dev);
356 u_int32_t device_get_flags(device_t dev);
357 device_t device_get_parent(device_t dev);
358 int device_get_children(device_t dev, device_t **listp, int *countp);
359 void *device_get_ivars(device_t dev);
360 void device_set_ivars(device_t dev, void *ivars);
361 const char *device_get_name(device_t dev);
362 const char *device_get_nameunit(device_t dev);
363 void *device_get_softc(device_t dev);
364 device_state_t device_get_state(device_t dev);
365 int device_get_unit(device_t dev);
366 int device_is_alive(device_t dev); /* did probe succeed? */
367 int device_is_attached(device_t dev); /* did attach succeed? */
368 int device_is_enabled(device_t dev);
369 int device_is_quiet(device_t dev);
370 int device_print_prettyname(device_t dev);
371 int device_printf(device_t dev, const char *, ...) __printflike(2, 3);
372 int device_probe_and_attach(device_t dev);
373 void device_quiet(device_t dev);
374 void device_set_desc(device_t dev, const char* desc);
375 void device_set_desc_copy(device_t dev, const char* desc);
376 int device_set_devclass(device_t dev, const char *classname);
377 int device_set_driver(device_t dev, driver_t *driver);
378 void device_set_flags(device_t dev, u_int32_t flags);
379 void device_set_softc(device_t dev, void *softc);
380 void device_set_async_attach(device_t dev, int enable);
381 int device_set_unit(device_t dev, int unit); /* XXX DONT USE XXX */
382 int device_shutdown(device_t dev);
383 void device_unbusy(device_t dev);
384 void device_verbose(device_t dev);
387 * Access functions for devclass.
389 int devclass_add_driver(devclass_t dc, kobj_class_t driver);
390 int devclass_delete_driver(devclass_t dc, kobj_class_t driver);
391 devclass_t devclass_create(const char *classname);
392 devclass_t devclass_find(const char *classname);
393 device_t devclass_find_unit(const char *classname, int unit);
394 kobj_class_t devclass_find_driver(devclass_t dc, const char *classname);
395 const char *devclass_get_name(devclass_t dc);
396 device_t devclass_get_device(devclass_t dc, int unit);
397 void *devclass_get_softc(devclass_t dc, int unit);
398 int devclass_get_devices(devclass_t dc, device_t **listp, int *countp);
399 int devclass_get_drivers(devclass_t dc, driver_t ***listp, int *countp);
400 int devclass_get_count(devclass_t dc);
401 int devclass_get_maxunit(devclass_t dc);
402 void devclass_set_parent(devclass_t dc, devclass_t pdc);
403 devclass_t devclass_get_parent(devclass_t dc);
406 * Access functions for device resources.
409 int resource_int_value(const char *name, int unit, const char *resname,
411 int resource_long_value(const char *name, int unit, const char *resname,
413 int resource_string_value(const char *name, int unit, const char *resname,
415 int resource_disabled(const char *name, int unit);
416 int resource_query_string(int i, const char *resname, const char *value);
417 char *resource_query_name(int i);
418 int resource_query_unit(int i);
419 int resource_locate(int i, const char *resname);
420 int resource_set_int(const char *name, int unit, const char *resname,
422 int resource_set_long(const char *name, int unit, const char *resname,
424 int resource_set_string(const char *name, int unit, const char *resname,
426 int resource_count(void);
429 * Functions for maintaining and checking consistency of
430 * bus information exported to userspace.
432 int bus_data_generation_check(int generation);
433 void bus_data_generation_update(void);
436 * Some convenience defines for probe routines to return. These are just
437 * suggested values, and there's nothing magical about them.
438 * BUS_PROBE_SPECIFIC is for devices that cannot be reprobed, and that no
439 * possible other driver may exist (typically legacy drivers who don't fallow
440 * all the rules, or special needs drivers). BUS_PROBE_VENDOR is the
441 * suggested value that vendor supplied drivers use. This is for source or
442 * binary drivers that are not yet integrated into the FreeBSD tree. Its use
443 * in the base OS is prohibited. BUS_PROBE_DEFAULT is the normal return value
444 * for drivers to use. It is intended that nearly all of the drivers in the
445 * tree should return this value. BUS_PROBE_LOW_PRIORITY are for drivers that
446 * have special requirements like when there are two drivers that support
447 * overlapping series of hardware devices. In this case the one that supports
448 * the older part of the line would return this value, while the one that
449 * supports the newer ones would return BUS_PROBE_DEFAULT. BUS_PROBE_GENERIC
450 * is for drivers that wish to have a generic form and a specialized form,
451 * like is done with the pci bus and the acpi pci bus. BUS_PROBE_HOOVER is
452 * for those busses that implement a generic device place-holder for devices on
453 * the bus that have no more specific driver for them (aka ugen).
455 #define BUS_PROBE_SPECIFIC 0 /* Only I can use this device */
457 #define BUS_PROBE_VENDOR (-10) /* Vendor supplied driver */
458 #define BUS_PROBE_DEFAULT (-20) /* Base OS default driver */
459 #define BUS_PROBE_LOW_PRIORITY (-40) /* Older, less desirable drivers */
460 #define BUS_PROBE_GENERIC (-100) /* generic driver for dev */
461 #define BUS_PROBE_HOOVER (-500) /* Generic dev for all devs on bus */
463 #define BUS_PROBE_VENDOR 0
464 #define BUS_PROBE_DEFAULT 0
465 #define BUS_PROBE_LOW_PRIORITY 0
466 #define BUS_PROBE_GENERIC 0
467 #define BUS_PROBE_HOOVER 0
471 * Shorthand for constructing method tables.
473 #define DEVMETHOD KOBJMETHOD
476 * Some common device interfaces.
478 #include "device_if.h"
483 int driver_module_handler(struct module *, int, void *);
486 * Module support for automatically adding drivers to busses.
488 struct driver_module_data {
489 int (*dmd_chainevh)(struct module *, int, void *);
491 const char *dmd_busname;
492 kobj_class_t dmd_driver;
493 devclass_t *dmd_devclass;
496 #define DRIVER_MODULE(name, busname, driver, devclass, evh, arg) \
498 static struct driver_module_data name##_##busname##_driver_mod = { \
501 (kobj_class_t) &driver, \
505 static moduledata_t name##_##busname##_mod = { \
506 #busname "/" #name, \
507 driver_module_handler, \
508 &name##_##busname##_driver_mod \
510 DECLARE_MODULE(name##_##busname, name##_##busname##_mod, \
511 SI_SUB_DRIVERS, SI_ORDER_MIDDLE)
514 * Generic ivar accessor generation macros for bus drivers
516 #define __BUS_ACCESSOR(varp, var, ivarp, ivar, type) \
518 static __inline type varp ## _get_ ## var(device_t dev) \
521 BUS_READ_IVAR(device_get_parent(dev), dev, \
522 ivarp ## _IVAR_ ## ivar, &v); \
526 static __inline void varp ## _set_ ## var(device_t dev, type t) \
528 uintptr_t v = (uintptr_t) t; \
529 BUS_WRITE_IVAR(device_get_parent(dev), dev, \
530 ivarp ## _IVAR_ ## ivar, v); \
534 * Shorthand macros, taking resource argument
537 #define bus_barrier(r, o, l, f) \
538 bus_space_barrier((r)->r_bustag, (r)->r_bushandle, (o), (l), (f))
539 #define bus_read_1(r, o) \
540 bus_space_read_1((r)->r_bustag, (r)->r_bushandle, (o))
541 #define bus_read_multi_1(r, o, d, c) \
542 bus_space_read_multi_1((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
543 #define bus_read_region_1(r, o, d, c) \
544 bus_space_read_region_1((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
545 #define bus_set_multi_1(r, o, v, c) \
546 bus_space_set_multi_1((r)->r_bustag, (r)->r_bushandle, (o), (v), (c))
547 #define bus_set_region_1(r, o, v, c) \
548 bus_space_set_region_1((r)->r_bustag, (r)->r_bushandle, (o), (v), (c))
549 #define bus_write_1(r, o, v) \
550 bus_space_write_1((r)->r_bustag, (r)->r_bushandle, (o), (v))
551 #define bus_write_multi_1(r, o, d, c) \
552 bus_space_write_multi_1((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
553 #define bus_write_region_1(r, o, d, c) \
554 bus_space_write_region_1((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
555 #define bus_read_stream_1(r, o) \
556 bus_space_read_stream_1((r)->r_bustag, (r)->r_bushandle, (o))
557 #define bus_read_multi_stream_1(r, o, d, c) \
558 bus_space_read_multi_stream_1((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
559 #define bus_read_region_stream_1(r, o, d, c) \
560 bus_space_read_region_stream_1((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
561 #define bus_set_multi_stream_1(r, o, v, c) \
562 bus_space_set_multi_stream_1((r)->r_bustag, (r)->r_bushandle, (o), (v), (c))
563 #define bus_set_region_stream_1(r, o, v, c) \
564 bus_space_set_region_stream_1((r)->r_bustag, (r)->r_bushandle, (o), (v), (c))
565 #define bus_write_stream_1(r, o, v) \
566 bus_space_write_stream_1((r)->r_bustag, (r)->r_bushandle, (o), (v))
567 #define bus_write_multi_stream_1(r, o, d, c) \
568 bus_space_write_multi_stream_1((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
569 #define bus_write_region_stream_1(r, o, d, c) \
570 bus_space_write_region_stream_1((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
571 #define bus_read_2(r, o) \
572 bus_space_read_2((r)->r_bustag, (r)->r_bushandle, (o))
573 #define bus_read_multi_2(r, o, d, c) \
574 bus_space_read_multi_2((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
575 #define bus_read_region_2(r, o, d, c) \
576 bus_space_read_region_2((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
577 #define bus_set_multi_2(r, o, v, c) \
578 bus_space_set_multi_2((r)->r_bustag, (r)->r_bushandle, (o), (v), (c))
579 #define bus_set_region_2(r, o, v, c) \
580 bus_space_set_region_2((r)->r_bustag, (r)->r_bushandle, (o), (v), (c))
581 #define bus_write_2(r, o, v) \
582 bus_space_write_2((r)->r_bustag, (r)->r_bushandle, (o), (v))
583 #define bus_write_multi_2(r, o, d, c) \
584 bus_space_write_multi_2((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
585 #define bus_write_region_2(r, o, d, c) \
586 bus_space_write_region_2((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
587 #define bus_read_stream_2(r, o) \
588 bus_space_read_stream_2((r)->r_bustag, (r)->r_bushandle, (o))
589 #define bus_read_multi_stream_2(r, o, d, c) \
590 bus_space_read_multi_stream_2((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
591 #define bus_read_region_stream_2(r, o, d, c) \
592 bus_space_read_region_stream_2((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
593 #define bus_set_multi_stream_2(r, o, v, c) \
594 bus_space_set_multi_stream_2((r)->r_bustag, (r)->r_bushandle, (o), (v), (c))
595 #define bus_set_region_stream_2(r, o, v, c) \
596 bus_space_set_region_stream_2((r)->r_bustag, (r)->r_bushandle, (o), (v), (c))
597 #define bus_write_stream_2(r, o, v) \
598 bus_space_write_stream_2((r)->r_bustag, (r)->r_bushandle, (o), (v))
599 #define bus_write_multi_stream_2(r, o, d, c) \
600 bus_space_write_multi_stream_2((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
601 #define bus_write_region_stream_2(r, o, d, c) \
602 bus_space_write_region_stream_2((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
603 #define bus_read_4(r, o) \
604 bus_space_read_4((r)->r_bustag, (r)->r_bushandle, (o))
605 #define bus_read_multi_4(r, o, d, c) \
606 bus_space_read_multi_4((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
607 #define bus_read_region_4(r, o, d, c) \
608 bus_space_read_region_4((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
609 #define bus_set_multi_4(r, o, v, c) \
610 bus_space_set_multi_4((r)->r_bustag, (r)->r_bushandle, (o), (v), (c))
611 #define bus_set_region_4(r, o, v, c) \
612 bus_space_set_region_4((r)->r_bustag, (r)->r_bushandle, (o), (v), (c))
613 #define bus_write_4(r, o, v) \
614 bus_space_write_4((r)->r_bustag, (r)->r_bushandle, (o), (v))
615 #define bus_write_multi_4(r, o, d, c) \
616 bus_space_write_multi_4((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
617 #define bus_write_region_4(r, o, d, c) \
618 bus_space_write_region_4((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
619 #define bus_read_stream_4(r, o) \
620 bus_space_read_stream_4((r)->r_bustag, (r)->r_bushandle, (o))
621 #define bus_read_multi_stream_4(r, o, d, c) \
622 bus_space_read_multi_stream_4((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
623 #define bus_read_region_stream_4(r, o, d, c) \
624 bus_space_read_region_stream_4((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
625 #define bus_set_multi_stream_4(r, o, v, c) \
626 bus_space_set_multi_stream_4((r)->r_bustag, (r)->r_bushandle, (o), (v), (c))
627 #define bus_set_region_stream_4(r, o, v, c) \
628 bus_space_set_region_stream_4((r)->r_bustag, (r)->r_bushandle, (o), (v), (c))
629 #define bus_write_stream_4(r, o, v) \
630 bus_space_write_stream_4((r)->r_bustag, (r)->r_bushandle, (o), (v))
631 #define bus_write_multi_stream_4(r, o, d, c) \
632 bus_space_write_multi_stream_4((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
633 #define bus_write_region_stream_4(r, o, d, c) \
634 bus_space_write_region_stream_4((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
635 #define bus_read_8(r, o) \
636 bus_space_read_8((r)->r_bustag, (r)->r_bushandle, (o))
637 #define bus_read_multi_8(r, o, d, c) \
638 bus_space_read_multi_8((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
639 #define bus_read_region_8(r, o, d, c) \
640 bus_space_read_region_8((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
641 #define bus_set_multi_8(r, o, v, c) \
642 bus_space_set_multi_8((r)->r_bustag, (r)->r_bushandle, (o), (v), (c))
643 #define bus_set_region_8(r, o, v, c) \
644 bus_space_set_region_8((r)->r_bustag, (r)->r_bushandle, (o), (v), (c))
645 #define bus_write_8(r, o, v) \
646 bus_space_write_8((r)->r_bustag, (r)->r_bushandle, (o), (v))
647 #define bus_write_multi_8(r, o, d, c) \
648 bus_space_write_multi_8((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
649 #define bus_write_region_8(r, o, d, c) \
650 bus_space_write_region_8((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
651 #define bus_read_stream_8(r, o) \
652 bus_space_read_stream_8((r)->r_bustag, (r)->r_bushandle, (o))
653 #define bus_read_multi_stream_8(r, o, d, c) \
654 bus_space_read_multi_stream_8((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
655 #define bus_read_region_stream_8(r, o, d, c) \
656 bus_space_read_region_stream_8((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
657 #define bus_set_multi_stream_8(r, o, v, c) \
658 bus_space_set_multi_stream_8((r)->r_bustag, (r)->r_bushandle, (o), (v), (c))
659 #define bus_set_region_stream_8(r, o, v, c) \
660 bus_space_set_region_stream_8((r)->r_bustag, (r)->r_bushandle, (o), (v), (c))
661 #define bus_write_stream_8(r, o, v) \
662 bus_space_write_stream_8((r)->r_bustag, (r)->r_bushandle, (o), (v))
663 #define bus_write_multi_stream_8(r, o, d, c) \
664 bus_space_write_multi_stream_8((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
665 #define bus_write_region_stream_8(r, o, d, c) \
666 bus_space_write_region_stream_8((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
669 #endif /* !_SYS_BUS_H_ */