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 $
32 #if defined(_KERNEL) || defined(_KERNEL_STRUCTURES)
35 #include <sys/types.h>
38 #include <sys/queue.h>
44 #include <sys/serialize.h>
46 #ifndef _SYS_BUS_DMA_H_
47 #include <sys/bus_dma.h>
49 #ifndef _SYS_BUS_RESOURCE_H_
50 #include <sys/bus_resource.h>
54 * Forward declarations
56 typedef struct device *device_t;
57 typedef struct kobj_class driver_t;
58 typedef struct devclass *devclass_t;
59 #define device_method_t kobj_method_t
61 typedef int driver_filter_t(void*);
62 typedef void driver_intr_t(void*);
65 * Interface information structure.
68 int ub_version; /* interface version */
69 #define BUS_USER_VERSION 1
70 int ub_generation; /* generation count */
74 * State of the device.
76 typedef enum device_state {
77 DS_NOTPRESENT, /* not probed or probe failed */
78 DS_ALIVE, /* probe succeeded */
79 DS_INPROGRESS, /* attach in progress */
80 DS_ATTACHED, /* attach method called */
81 DS_BUSY /* device is open */
85 * Device information exported to userspace.
91 char dv_name[32]; /* Name of device in tree. */
92 char dv_desc[32]; /* Driver description */
93 char dv_drivername[32]; /* Driver name */
94 char dv_pnpinfo[128]; /* Plug and play info */
95 char dv_location[128]; /* Where is the device? */
96 uint32_t dv_devflags; /* API Flags for device */
97 uint16_t dv_flags; /* flags for dev date */
98 device_state_t dv_state; /* State of attachment */
99 /* XXX more driver info? */
103 * Interrupt features mask. Note that DragonFly no longer implements
106 * NOTE: INTR_FAST is no longer supported, all device interrupts are threaded
107 * now. Only clock interrupts are 'fast'.
109 #define INTR_CLOCK 0x0080 /* (was INTR_FAST) */
110 #define INTR_EXCL 0x0100
111 #define INTR_MPSAFE 0x0200
112 #define INTR_NOENTROPY 0x0400
113 #define INTR_NOPOLL 0x0800 /* interrupt cannot be polled (e.g. ata) */
116 INTR_TRIGGER_CONFORM = 0,
117 INTR_TRIGGER_EDGE = 1,
118 INTR_TRIGGER_LEVEL = 2
122 INTR_POLARITY_CONFORM = 0,
123 INTR_POLARITY_HIGH = 1,
124 INTR_POLARITY_LOW = 2
127 typedef int (*devop_t)(void);
130 * Definitions for drivers which need to keep simple lists of resources
131 * for their child devices.
135 struct resource_list_entry {
136 SLIST_ENTRY(resource_list_entry) link;
137 int type; /* type argument to alloc_resource */
138 int rid; /* resource identifier */
139 struct resource *res; /* the real resource when allocated */
140 u_long start; /* start of resource range */
141 u_long end; /* end of resource range */
142 u_long count; /* count within range */
143 int cpuid; /* owner cpuid */
145 SLIST_HEAD(resource_list, resource_list_entry);
147 #endif /* _KERNEL || _KERNEL_STRUCTURES */
150 const char *intr_str_polarity(enum intr_polarity);
151 const char *intr_str_trigger(enum intr_trigger);
154 * devctl hooks. Typically one should use the devctl_notify
155 * hook to send the message. However, devctl_queue_data is also
156 * included in case devctl_notify isn't sufficiently general.
158 boolean_t devctl_process_running(void);
159 void devctl_notify(const char *__system, const char *__subsystem,
160 const char *__type, const char *__data);
161 void devctl_queue_data(char *__data);
164 * Initialise a resource list.
166 void resource_list_init(struct resource_list *rl);
169 * Reclaim memory used by a resource list.
171 void resource_list_free(struct resource_list *rl);
174 * Add a resource entry or modify an existing entry if one exists with
175 * the same type and rid.
177 void resource_list_add(struct resource_list *rl, int type, int rid,
178 u_long start, u_long end, u_long count, int cpuid);
181 * Find a resource entry by type and rid.
183 struct resource_list_entry*
184 resource_list_find(struct resource_list *rl,
188 * Delete a resource entry.
190 void resource_list_delete(struct resource_list *rl,
194 * Implement BUS_ALLOC_RESOURCE by looking up a resource from the list
195 * and passing the allocation up to the parent of bus. This assumes
196 * that the first entry of device_get_ivars(child) is a struct
197 * resource_list. This also handles 'passthrough' allocations where a
198 * child is a remote descendant of bus by passing the allocation up to
202 resource_list_alloc(struct resource_list *rl,
203 device_t bus, device_t child,
205 u_long start, u_long end,
206 u_long count, u_int flags, int cpuid);
209 * Implement BUS_RELEASE_RESOURCE.
211 int resource_list_release(struct resource_list *rl,
212 device_t bus, device_t child,
213 int type, int rid, struct resource *res);
216 * Print all resources of a specified type, for use in bus_print_child.
217 * The name is printed if at least one resource of the given type is available.
218 * The format ist used to print resource start and end.
220 int resource_list_print_type(struct resource_list *rl,
221 const char *name, int type,
225 * The root bus, to which all top-level busses are attached.
227 extern device_t root_bus;
228 void root_bus_configure(void);
231 * Useful functions for implementing busses.
234 int bus_generic_activate_resource(device_t dev, device_t child, int type,
235 int rid, struct resource *r);
237 bus_generic_alloc_resource(device_t bus, device_t child,
239 u_long start, u_long end,
240 u_long count, u_int flags, int cpuid);
241 struct resource_list *
242 bus_generic_get_resource_list (device_t, device_t);
244 int bus_generic_config_intr(device_t, device_t, int, enum intr_trigger,
246 int bus_generic_attach(device_t dev);
247 int bus_generic_child_present(device_t dev, device_t child);
248 int bus_generic_deactivate_resource(device_t dev, device_t child, int type,
249 int rid, struct resource *r);
250 int bus_generic_detach(device_t dev);
251 int bus_generic_disable_intr(device_t dev, device_t child, void *cookie);
252 void bus_generic_driver_added(device_t dev, driver_t *driver);
253 void bus_generic_enable_intr(device_t dev, device_t child, void *cookie);
254 int bus_print_child_header(device_t dev, device_t child);
255 int bus_print_child_footer(device_t dev, device_t child);
256 int bus_generic_print_child(device_t dev, device_t child);
257 int bus_generic_identify(driver_t *driver, device_t parent);
258 int bus_generic_identify_sameunit(driver_t *driver, device_t parent);
259 int bus_generic_probe(device_t dev);
260 int bus_generic_probe_hack(device_t dev);
261 device_t bus_generic_add_child(device_t, device_t, int, const char *, int);
262 int bus_generic_read_ivar(device_t dev, device_t child, int which,
264 int bus_generic_release_resource(device_t bus, device_t child,
265 int type, int rid, struct resource *r);
266 int bus_generic_get_resource(device_t dev, device_t child, int type,
267 int rid, u_long *startp, u_long *countp);
268 int bus_generic_set_resource(device_t dev, device_t child,
269 int type, int rid, u_long start, u_long count, int cpuid);
270 void bus_generic_delete_resource(device_t dev, device_t child,
272 int bus_generic_resume(device_t dev);
273 int bus_generic_setup_intr(device_t dev, device_t child,
274 struct resource *irq, int flags, driver_intr_t *intr, void *arg,
275 void **cookiep, lwkt_serialize_t serializer, const char *desc);
276 int bus_generic_shutdown(device_t dev);
277 int bus_generic_suspend(device_t dev);
278 int bus_generic_teardown_intr(device_t dev, device_t child,
279 struct resource *irq, void *cookie);
280 int bus_generic_write_ivar(device_t dev, device_t child, int which,
284 bus_generic_rl_alloc_resource (device_t, device_t, int, int *,
285 u_long, u_long, u_long, u_int, int);
286 void bus_generic_rl_delete_resource (device_t, device_t, int, int);
287 int bus_generic_rl_get_resource (device_t, device_t, int, int, u_long *,
289 int bus_generic_rl_set_resource (device_t, device_t, int, int, u_long,
291 int bus_generic_rl_release_resource (device_t, device_t, int, int,
295 * Wrapper functions for the BUS_*_RESOURCE methods to make client code
298 struct resource_spec {
304 int bus_alloc_resources(device_t dev, struct resource_spec *rs,
305 struct resource **res);
306 void bus_release_resources(device_t dev, const struct resource_spec *rs,
307 struct resource **res);
309 struct resource *bus_alloc_resource(device_t dev, int type, int *rid,
310 u_long start, u_long end, u_long count,
312 struct resource *bus_alloc_legacy_irq_resource(device_t dev, int *rid,
313 u_long irq, u_int flags);
314 int bus_activate_resource(device_t dev, int type, int rid,
316 int bus_deactivate_resource(device_t dev, int type, int rid,
318 int bus_disable_intr(device_t dev, void *cookie);
319 void bus_enable_intr(device_t dev, void *cookie);
320 int bus_release_resource(device_t dev, int type, int rid,
322 int bus_setup_intr(device_t dev, struct resource *r, int flags,
323 driver_intr_t handler, void *arg,
324 void **cookiep, lwkt_serialize_t serializer);
325 int bus_setup_intr_descr(device_t dev, struct resource *r, int flags,
326 driver_intr_t handler, void *arg, void **cookiep,
327 lwkt_serialize_t serializer, const char *desc);
328 int bus_teardown_intr(device_t dev, struct resource *r, void *cookie);
329 int bus_set_resource(device_t dev, int type, int rid,
330 u_long start, u_long count, int cpuid);
331 int bus_get_resource(device_t dev, int type, int rid,
332 u_long *startp, u_long *countp);
333 u_long bus_get_resource_start(device_t dev, int type, int rid);
334 u_long bus_get_resource_count(device_t dev, int type, int rid);
335 void bus_delete_resource(device_t dev, int type, int rid);
336 int bus_child_present(device_t child);
337 int bus_child_pnpinfo_str(device_t child, char *buf, size_t buflen);
338 int bus_child_location_str(device_t child, char *buf, size_t buflen);
340 static __inline struct resource *
341 bus_alloc_resource_any(device_t dev, int type, int *rid, u_int flags)
343 return (bus_alloc_resource(dev, type, rid, 0ul, ~0ul, 1, flags));
347 * Access functions for device.
349 device_t device_add_child(device_t dev, const char *name, int unit);
350 device_t device_add_child_ordered(device_t dev, int order,
351 const char *name, int unit);
352 void device_busy(device_t dev);
353 int device_delete_child(device_t dev, device_t child);
354 int device_delete_children(device_t dev);
355 int device_detach(device_t dev);
356 void device_disable(device_t dev);
357 void device_enable(device_t dev);
358 device_t device_find_child(device_t dev, const char *classname,
360 const char *device_get_desc(device_t dev);
361 devclass_t device_get_devclass(device_t dev);
362 driver_t *device_get_driver(device_t dev);
363 u_int32_t device_get_flags(device_t dev);
364 device_t device_get_parent(device_t dev);
365 int device_get_children(device_t dev, device_t **listp, int *countp);
366 void *device_get_ivars(device_t dev);
367 void device_set_ivars(device_t dev, void *ivars);
368 const char *device_get_name(device_t dev);
369 const char *device_get_nameunit(device_t dev);
370 void *device_get_softc(device_t dev);
371 device_state_t device_get_state(device_t dev);
372 int device_get_unit(device_t dev);
373 int device_is_alive(device_t dev); /* did probe succeed? */
374 int device_is_attached(device_t dev); /* did attach succeed? */
375 int device_is_enabled(device_t dev);
376 int device_is_quiet(device_t dev);
377 int device_print_prettyname(device_t dev);
378 int device_printf(device_t dev, const char *, ...) __printflike(2, 3);
379 int device_probe_and_attach(device_t dev);
380 int device_probe_child(device_t dev, device_t child);
381 void device_quiet(device_t dev);
382 void device_set_desc(device_t dev, const char* desc);
383 void device_set_desc_copy(device_t dev, const char* desc);
384 int device_set_devclass(device_t dev, const char *classname);
385 int device_set_driver(device_t dev, driver_t *driver);
386 void device_set_flags(device_t dev, u_int32_t flags);
387 void device_set_softc(device_t dev, void *softc);
388 void device_set_async_attach(device_t dev, int enable);
389 int device_set_unit(device_t dev, int unit); /* XXX DONT USE XXX */
390 int device_shutdown(device_t dev);
391 void device_unbusy(device_t dev);
392 void device_verbose(device_t dev);
393 int device_getenv_int(device_t dev, const char *knob, int def);
396 * Access functions for devclass.
398 int devclass_add_driver(devclass_t dc, kobj_class_t driver);
399 int devclass_delete_driver(devclass_t dc, kobj_class_t driver);
400 devclass_t devclass_create(const char *classname);
401 devclass_t devclass_find(const char *classname);
402 device_t devclass_find_unit(const char *classname, int unit);
403 kobj_class_t devclass_find_driver(devclass_t dc, const char *classname);
404 const char *devclass_get_name(devclass_t dc);
405 device_t devclass_get_device(devclass_t dc, int unit);
406 void *devclass_get_softc(devclass_t dc, int unit);
407 int devclass_get_devices(devclass_t dc, device_t **listp, int *countp);
408 int devclass_get_drivers(devclass_t dc, driver_t ***listp, int *countp);
409 int devclass_get_count(devclass_t dc);
410 int devclass_get_maxunit(devclass_t dc);
411 void devclass_set_parent(devclass_t dc, devclass_t pdc);
412 devclass_t devclass_get_parent(devclass_t dc);
415 * Access functions for device resources.
418 int resource_int_value(const char *name, int unit, const char *resname,
420 int resource_long_value(const char *name, int unit, const char *resname,
422 int resource_string_value(const char *name, int unit, const char *resname,
424 int resource_disabled(const char *name, int unit);
425 int resource_query_string(int i, const char *resname, const char *value);
426 char *resource_query_name(int i);
427 int resource_query_unit(int i);
428 int resource_locate(int i, const char *resname);
429 int resource_set_int(const char *name, int unit, const char *resname,
431 int resource_set_long(const char *name, int unit, const char *resname,
433 int resource_set_string(const char *name, int unit, const char *resname,
435 int resource_count(void);
438 * Functions for maintaining and checking consistency of
439 * bus information exported to userspace.
441 int bus_data_generation_check(int generation);
442 void bus_data_generation_update(void);
445 * Some convenience defines for probe routines to return. These are just
446 * suggested values, and there's nothing magical about them.
447 * BUS_PROBE_SPECIFIC is for devices that cannot be reprobed, and that no
448 * possible other driver may exist (typically legacy drivers who don't fallow
449 * all the rules, or special needs drivers). BUS_PROBE_VENDOR is the
450 * suggested value that vendor supplied drivers use. This is for source or
451 * binary drivers that are not yet integrated into the FreeBSD tree. Its use
452 * in the base OS is prohibited. BUS_PROBE_DEFAULT is the normal return value
453 * for drivers to use. It is intended that nearly all of the drivers in the
454 * tree should return this value. BUS_PROBE_LOW_PRIORITY are for drivers that
455 * have special requirements like when there are two drivers that support
456 * overlapping series of hardware devices. In this case the one that supports
457 * the older part of the line would return this value, while the one that
458 * supports the newer ones would return BUS_PROBE_DEFAULT. BUS_PROBE_GENERIC
459 * is for drivers that wish to have a generic form and a specialized form,
460 * like is done with the pci bus and the acpi pci bus. BUS_PROBE_HOOVER is
461 * for those busses that implement a generic device place-holder for devices on
462 * the bus that have no more specific driver for them (aka ugen).
464 #define BUS_PROBE_SPECIFIC 0 /* Only I can use this device */
466 #define BUS_PROBE_VENDOR (-10) /* Vendor supplied driver */
467 #define BUS_PROBE_DEFAULT (-20) /* Base OS default driver */
468 #define BUS_PROBE_LOW_PRIORITY (-40) /* Older, less desirable drivers */
469 #define BUS_PROBE_GENERIC (-100) /* generic driver for dev */
470 #define BUS_PROBE_HOOVER (-500) /* Generic dev for all devs on bus */
472 #define BUS_PROBE_VENDOR 0
473 #define BUS_PROBE_DEFAULT 0
474 #define BUS_PROBE_LOW_PRIORITY 0
475 #define BUS_PROBE_GENERIC 0
476 #define BUS_PROBE_HOOVER 0
480 * Shorthands for constructing method tables.
482 #define DEVMETHOD KOBJMETHOD
483 #define DEVMETHOD_END KOBJMETHOD_END
486 * Some common device interfaces.
488 #include "device_if.h"
493 int driver_module_handler(struct module *, int, void *);
496 * Module support for automatically adding drivers to busses.
498 struct driver_module_data {
499 int (*dmd_chainevh)(struct module *, int, void *);
501 const char *dmd_busname;
502 kobj_class_t dmd_driver;
503 devclass_t *dmd_devclass;
506 #define DRIVER_MODULE(name, busname, driver, devclass, evh, arg) \
508 static struct driver_module_data name##_##busname##_driver_mod = { \
511 (kobj_class_t) &driver, \
515 static moduledata_t name##_##busname##_mod = { \
516 #busname "/" #name, \
517 driver_module_handler, \
518 &name##_##busname##_driver_mod \
520 DECLARE_MODULE(name##_##busname, name##_##busname##_mod, \
521 SI_SUB_DRIVERS, SI_ORDER_MIDDLE)
524 * Generic ivar accessor generation macros for bus drivers
526 #define __BUS_ACCESSOR(varp, var, ivarp, ivar, type) \
528 static __inline type varp ## _get_ ## var(device_t dev) \
531 BUS_READ_IVAR(device_get_parent(dev), dev, \
532 ivarp ## _IVAR_ ## ivar, &v); \
536 static __inline void varp ## _set_ ## var(device_t dev, type t) \
538 uintptr_t v = (uintptr_t) t; \
539 BUS_WRITE_IVAR(device_get_parent(dev), dev, \
540 ivarp ## _IVAR_ ## ivar, v); \
544 * Shorthand macros, taking resource argument
547 #define bus_barrier(r, o, l, f) \
548 bus_space_barrier((r)->r_bustag, (r)->r_bushandle, (o), (l), (f))
549 #define bus_read_1(r, o) \
550 bus_space_read_1((r)->r_bustag, (r)->r_bushandle, (o))
551 #define bus_read_multi_1(r, o, d, c) \
552 bus_space_read_multi_1((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
553 #define bus_read_region_1(r, o, d, c) \
554 bus_space_read_region_1((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
555 #define bus_set_multi_1(r, o, v, c) \
556 bus_space_set_multi_1((r)->r_bustag, (r)->r_bushandle, (o), (v), (c))
557 #define bus_set_region_1(r, o, v, c) \
558 bus_space_set_region_1((r)->r_bustag, (r)->r_bushandle, (o), (v), (c))
559 #define bus_write_1(r, o, v) \
560 bus_space_write_1((r)->r_bustag, (r)->r_bushandle, (o), (v))
561 #define bus_write_multi_1(r, o, d, c) \
562 bus_space_write_multi_1((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
563 #define bus_write_region_1(r, o, d, c) \
564 bus_space_write_region_1((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
565 #define bus_read_stream_1(r, o) \
566 bus_space_read_stream_1((r)->r_bustag, (r)->r_bushandle, (o))
567 #define bus_read_multi_stream_1(r, o, d, c) \
568 bus_space_read_multi_stream_1((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
569 #define bus_read_region_stream_1(r, o, d, c) \
570 bus_space_read_region_stream_1((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
571 #define bus_set_multi_stream_1(r, o, v, c) \
572 bus_space_set_multi_stream_1((r)->r_bustag, (r)->r_bushandle, (o), (v), (c))
573 #define bus_set_region_stream_1(r, o, v, c) \
574 bus_space_set_region_stream_1((r)->r_bustag, (r)->r_bushandle, (o), (v), (c))
575 #define bus_write_stream_1(r, o, v) \
576 bus_space_write_stream_1((r)->r_bustag, (r)->r_bushandle, (o), (v))
577 #define bus_write_multi_stream_1(r, o, d, c) \
578 bus_space_write_multi_stream_1((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
579 #define bus_write_region_stream_1(r, o, d, c) \
580 bus_space_write_region_stream_1((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
581 #define bus_read_2(r, o) \
582 bus_space_read_2((r)->r_bustag, (r)->r_bushandle, (o))
583 #define bus_read_multi_2(r, o, d, c) \
584 bus_space_read_multi_2((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
585 #define bus_read_region_2(r, o, d, c) \
586 bus_space_read_region_2((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
587 #define bus_set_multi_2(r, o, v, c) \
588 bus_space_set_multi_2((r)->r_bustag, (r)->r_bushandle, (o), (v), (c))
589 #define bus_set_region_2(r, o, v, c) \
590 bus_space_set_region_2((r)->r_bustag, (r)->r_bushandle, (o), (v), (c))
591 #define bus_write_2(r, o, v) \
592 bus_space_write_2((r)->r_bustag, (r)->r_bushandle, (o), (v))
593 #define bus_write_multi_2(r, o, d, c) \
594 bus_space_write_multi_2((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
595 #define bus_write_region_2(r, o, d, c) \
596 bus_space_write_region_2((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
597 #define bus_read_stream_2(r, o) \
598 bus_space_read_stream_2((r)->r_bustag, (r)->r_bushandle, (o))
599 #define bus_read_multi_stream_2(r, o, d, c) \
600 bus_space_read_multi_stream_2((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
601 #define bus_read_region_stream_2(r, o, d, c) \
602 bus_space_read_region_stream_2((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
603 #define bus_set_multi_stream_2(r, o, v, c) \
604 bus_space_set_multi_stream_2((r)->r_bustag, (r)->r_bushandle, (o), (v), (c))
605 #define bus_set_region_stream_2(r, o, v, c) \
606 bus_space_set_region_stream_2((r)->r_bustag, (r)->r_bushandle, (o), (v), (c))
607 #define bus_write_stream_2(r, o, v) \
608 bus_space_write_stream_2((r)->r_bustag, (r)->r_bushandle, (o), (v))
609 #define bus_write_multi_stream_2(r, o, d, c) \
610 bus_space_write_multi_stream_2((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
611 #define bus_write_region_stream_2(r, o, d, c) \
612 bus_space_write_region_stream_2((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
613 #define bus_read_4(r, o) \
614 bus_space_read_4((r)->r_bustag, (r)->r_bushandle, (o))
615 #define bus_read_multi_4(r, o, d, c) \
616 bus_space_read_multi_4((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
617 #define bus_read_region_4(r, o, d, c) \
618 bus_space_read_region_4((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
619 #define bus_set_multi_4(r, o, v, c) \
620 bus_space_set_multi_4((r)->r_bustag, (r)->r_bushandle, (o), (v), (c))
621 #define bus_set_region_4(r, o, v, c) \
622 bus_space_set_region_4((r)->r_bustag, (r)->r_bushandle, (o), (v), (c))
623 #define bus_write_4(r, o, v) \
624 bus_space_write_4((r)->r_bustag, (r)->r_bushandle, (o), (v))
625 #define bus_write_multi_4(r, o, d, c) \
626 bus_space_write_multi_4((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
627 #define bus_write_region_4(r, o, d, c) \
628 bus_space_write_region_4((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
629 #define bus_read_stream_4(r, o) \
630 bus_space_read_stream_4((r)->r_bustag, (r)->r_bushandle, (o))
631 #define bus_read_multi_stream_4(r, o, d, c) \
632 bus_space_read_multi_stream_4((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
633 #define bus_read_region_stream_4(r, o, d, c) \
634 bus_space_read_region_stream_4((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
635 #define bus_set_multi_stream_4(r, o, v, c) \
636 bus_space_set_multi_stream_4((r)->r_bustag, (r)->r_bushandle, (o), (v), (c))
637 #define bus_set_region_stream_4(r, o, v, c) \
638 bus_space_set_region_stream_4((r)->r_bustag, (r)->r_bushandle, (o), (v), (c))
639 #define bus_write_stream_4(r, o, v) \
640 bus_space_write_stream_4((r)->r_bustag, (r)->r_bushandle, (o), (v))
641 #define bus_write_multi_stream_4(r, o, d, c) \
642 bus_space_write_multi_stream_4((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
643 #define bus_write_region_stream_4(r, o, d, c) \
644 bus_space_write_region_stream_4((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
645 #define bus_read_8(r, o) \
646 bus_space_read_8((r)->r_bustag, (r)->r_bushandle, (o))
647 #define bus_read_multi_8(r, o, d, c) \
648 bus_space_read_multi_8((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
649 #define bus_read_region_8(r, o, d, c) \
650 bus_space_read_region_8((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
651 #define bus_set_multi_8(r, o, v, c) \
652 bus_space_set_multi_8((r)->r_bustag, (r)->r_bushandle, (o), (v), (c))
653 #define bus_set_region_8(r, o, v, c) \
654 bus_space_set_region_8((r)->r_bustag, (r)->r_bushandle, (o), (v), (c))
655 #define bus_write_8(r, o, v) \
656 bus_space_write_8((r)->r_bustag, (r)->r_bushandle, (o), (v))
657 #define bus_write_multi_8(r, o, d, c) \
658 bus_space_write_multi_8((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
659 #define bus_write_region_8(r, o, d, c) \
660 bus_space_write_region_8((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
661 #define bus_read_stream_8(r, o) \
662 bus_space_read_stream_8((r)->r_bustag, (r)->r_bushandle, (o))
663 #define bus_read_multi_stream_8(r, o, d, c) \
664 bus_space_read_multi_stream_8((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
665 #define bus_read_region_stream_8(r, o, d, c) \
666 bus_space_read_region_stream_8((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
667 #define bus_set_multi_stream_8(r, o, v, c) \
668 bus_space_set_multi_stream_8((r)->r_bustag, (r)->r_bushandle, (o), (v), (c))
669 #define bus_set_region_stream_8(r, o, v, c) \
670 bus_space_set_region_stream_8((r)->r_bustag, (r)->r_bushandle, (o), (v), (c))
671 #define bus_write_stream_8(r, o, v) \
672 bus_space_write_stream_8((r)->r_bustag, (r)->r_bushandle, (o), (v))
673 #define bus_write_multi_stream_8(r, o, d, c) \
674 bus_space_write_multi_stream_8((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
675 #define bus_write_region_stream_8(r, o, d, c) \
676 bus_space_write_region_stream_8((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
679 #endif /* !_SYS_BUS_H_ */