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 bsd_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_HIFREQ 0x0040 /* high frequency interrupt */
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 */
144 int cpuid
; /* owner cpuid */
146 SLIST_HEAD(resource_list
, resource_list_entry
);
148 #endif /* _KERNEL || _KERNEL_STRUCTURES */
151 const char *intr_str_polarity(enum intr_polarity
);
152 const char *intr_str_trigger(enum intr_trigger
);
155 * devctl hooks. Typically one should use the devctl_notify
156 * hook to send the message. However, devctl_queue_data is also
157 * included in case devctl_notify isn't sufficiently general.
159 boolean_t
devctl_process_running(void);
160 void devctl_notify(const char *__system
, const char *__subsystem
,
161 const char *__type
, const char *__data
);
162 void devctl_queue_data(char *__data
);
165 * Initialise a resource list.
167 void resource_list_init(struct resource_list
*rl
);
170 * Reclaim memory used by a resource list.
172 void resource_list_free(struct resource_list
*rl
);
175 * Add a resource entry or modify an existing entry if one exists with
176 * the same type and rid.
178 void resource_list_add(struct resource_list
*rl
, int type
, int rid
,
179 u_long start
, u_long end
, u_long count
, int cpuid
);
182 * Find a resource entry by type and rid.
184 struct resource_list_entry
*
185 resource_list_find(struct resource_list
*rl
,
189 * Delete a resource entry.
191 void resource_list_delete(struct resource_list
*rl
,
195 * Implement BUS_ALLOC_RESOURCE by looking up a resource from the list
196 * and passing the allocation up to the parent of bus. This assumes
197 * that the first entry of device_get_ivars(child) is a struct
198 * resource_list. This also handles 'passthrough' allocations where a
199 * child is a remote descendant of bus by passing the allocation up to
203 resource_list_alloc(struct resource_list
*rl
,
204 device_t bus
, device_t child
,
206 u_long start
, u_long end
,
207 u_long count
, u_int flags
, int cpuid
);
210 * Implement BUS_RELEASE_RESOURCE.
212 int resource_list_release(struct resource_list
*rl
,
213 device_t bus
, device_t child
,
214 int type
, int rid
, struct resource
*res
);
217 * Print all resources of a specified type, for use in bus_print_child.
218 * The name is printed if at least one resource of the given type is available.
219 * The format ist used to print resource start and end.
221 int resource_list_print_type(struct resource_list
*rl
,
222 const char *name
, int type
,
226 * The root bus, to which all top-level busses are attached.
228 extern device_t root_bus
;
229 void root_bus_configure(void);
232 * Useful functions for implementing busses.
235 int bus_generic_activate_resource(device_t dev
, device_t child
, int type
,
236 int rid
, struct resource
*r
);
238 bus_generic_alloc_resource(device_t bus
, device_t child
,
240 u_long start
, u_long end
,
241 u_long count
, u_int flags
, int cpuid
);
242 struct resource_list
*
243 bus_generic_get_resource_list (device_t
, device_t
);
245 int bus_generic_config_intr(device_t
, device_t
, int, enum intr_trigger
,
247 int bus_generic_attach(device_t dev
);
248 int bus_generic_child_present(device_t dev
, device_t child
);
249 int bus_generic_deactivate_resource(device_t dev
, device_t child
, int type
,
250 int rid
, struct resource
*r
);
251 int bus_generic_detach(device_t dev
);
252 int bus_generic_disable_intr(device_t dev
, device_t child
, void *cookie
);
253 void bus_generic_driver_added(device_t dev
, driver_t
*driver
);
255 bus_generic_get_dma_tag(device_t dev
, device_t child
);
256 void bus_generic_enable_intr(device_t dev
, device_t child
, void *cookie
);
257 int bus_print_child_header(device_t dev
, device_t child
);
258 int bus_print_child_footer(device_t dev
, device_t child
);
259 int bus_generic_print_child(device_t dev
, device_t child
);
260 int bus_generic_identify(driver_t
*driver
, device_t parent
);
261 int bus_generic_identify_sameunit(driver_t
*driver
, device_t parent
);
262 int bus_generic_probe(device_t dev
);
263 int bus_generic_probe_hack(device_t dev
);
264 device_t
bus_generic_add_child(device_t
, device_t
, int, const char *, int);
265 int bus_generic_read_ivar(device_t dev
, device_t child
, int which
,
267 int bus_generic_release_resource(device_t bus
, device_t child
,
268 int type
, int rid
, struct resource
*r
);
269 int bus_generic_get_resource(device_t dev
, device_t child
, int type
,
270 int rid
, u_long
*startp
, u_long
*countp
);
271 int bus_generic_set_resource(device_t dev
, device_t child
,
272 int type
, int rid
, u_long start
, u_long count
, int cpuid
);
273 void bus_generic_delete_resource(device_t dev
, device_t child
,
275 int bus_generic_resume(device_t dev
);
276 int bus_generic_setup_intr(device_t dev
, device_t child
,
277 struct resource
*irq
, int flags
, driver_intr_t
*intr
, void *arg
,
278 void **cookiep
, lwkt_serialize_t serializer
, const char *desc
);
279 int bus_generic_shutdown(device_t dev
);
280 int bus_generic_suspend(device_t dev
);
281 int bus_generic_teardown_intr(device_t dev
, device_t child
,
282 struct resource
*irq
, void *cookie
);
283 int bus_generic_write_ivar(device_t dev
, device_t child
, int which
,
287 bus_generic_rl_alloc_resource (device_t
, device_t
, int, int *,
288 u_long
, u_long
, u_long
, u_int
, int);
289 void bus_generic_rl_delete_resource (device_t
, device_t
, int, int);
290 int bus_generic_rl_get_resource (device_t
, device_t
, int, int, u_long
*,
292 int bus_generic_rl_set_resource (device_t
, device_t
, int, int, u_long
,
294 int bus_generic_rl_release_resource (device_t
, device_t
, int, int,
298 * Wrapper functions for the BUS_*_RESOURCE methods to make client code
301 struct resource_spec
{
307 int bus_alloc_resources(device_t dev
, struct resource_spec
*rs
,
308 struct resource
**res
);
309 void bus_release_resources(device_t dev
, const struct resource_spec
*rs
,
310 struct resource
**res
);
312 struct resource
*bus_alloc_resource(device_t dev
, int type
, int *rid
,
313 u_long start
, u_long end
, u_long count
,
315 struct resource
*bus_alloc_legacy_irq_resource(device_t dev
, int *rid
,
316 u_long irq
, u_int flags
);
317 int bus_activate_resource(device_t dev
, int type
, int rid
,
319 int bus_deactivate_resource(device_t dev
, int type
, int rid
,
321 bus_dma_tag_t
bus_get_dma_tag(device_t dev
);
322 int bus_disable_intr(device_t dev
, void *cookie
);
323 void bus_enable_intr(device_t dev
, void *cookie
);
324 int bus_release_resource(device_t dev
, int type
, int rid
,
326 int bus_setup_intr(device_t dev
, struct resource
*r
, int flags
,
327 driver_intr_t handler
, void *arg
,
328 void **cookiep
, lwkt_serialize_t serializer
);
329 int bus_setup_intr_descr(device_t dev
, struct resource
*r
, int flags
,
330 driver_intr_t handler
, void *arg
, void **cookiep
,
331 lwkt_serialize_t serializer
, const char *desc
);
332 int bus_teardown_intr(device_t dev
, struct resource
*r
, void *cookie
);
333 int bus_set_resource(device_t dev
, int type
, int rid
,
334 u_long start
, u_long count
, int cpuid
);
335 int bus_get_resource(device_t dev
, int type
, int rid
,
336 u_long
*startp
, u_long
*countp
);
337 u_long
bus_get_resource_start(device_t dev
, int type
, int rid
);
338 u_long
bus_get_resource_count(device_t dev
, int type
, int rid
);
339 void bus_delete_resource(device_t dev
, int type
, int rid
);
340 int bus_child_present(device_t child
);
341 int bus_child_pnpinfo_str(device_t child
, char *buf
, size_t buflen
);
342 int bus_child_location_str(device_t child
, char *buf
, size_t buflen
);
344 static __inline
struct resource
*
345 bus_alloc_resource_any(device_t dev
, int type
, int *rid
, u_int flags
)
347 return (bus_alloc_resource(dev
, type
, rid
, 0ul, ~0ul, 1, flags
));
351 * Access functions for device.
353 device_t
device_add_child(device_t dev
, const char *name
, int unit
);
354 device_t
device_add_child_ordered(device_t dev
, int order
,
355 const char *name
, int unit
);
356 void device_busy(device_t dev
);
357 int device_delete_child(device_t dev
, device_t child
);
358 int device_delete_children(device_t dev
);
359 int device_detach(device_t dev
);
360 void device_disable(device_t dev
);
361 void device_enable(device_t dev
);
362 device_t
device_find_child(device_t dev
, const char *classname
,
364 const char *device_get_desc(device_t dev
);
365 devclass_t
device_get_devclass(device_t dev
);
366 driver_t
*device_get_driver(device_t dev
);
367 u_int32_t
device_get_flags(device_t dev
);
368 device_t
device_get_parent(device_t dev
);
369 int device_get_children(device_t dev
, device_t
**listp
, int *countp
);
370 void *device_get_ivars(device_t dev
);
371 void device_set_ivars(device_t dev
, void *ivars
);
372 const char *device_get_name(device_t dev
);
373 const char *device_get_nameunit(device_t dev
);
374 void *device_get_softc(device_t dev
);
375 device_state_t
device_get_state(device_t dev
);
376 int device_get_unit(device_t dev
);
377 struct sysctl_ctx_list
*device_get_sysctl_ctx(device_t dev
);
378 struct sysctl_oid
*device_get_sysctl_tree(device_t dev
);
379 int device_is_alive(device_t dev
); /* did probe succeed? */
380 int device_is_attached(device_t dev
); /* did attach succeed? */
381 int device_is_enabled(device_t dev
);
382 int device_is_quiet(device_t dev
);
383 int device_print_prettyname(device_t dev
);
384 int device_printf(device_t dev
, const char *, ...) __printflike(2, 3);
385 int device_probe_and_attach(device_t dev
);
386 int device_probe_child(device_t dev
, device_t child
);
387 void device_quiet(device_t dev
);
388 void device_set_desc(device_t dev
, const char* desc
);
389 void device_set_desc_copy(device_t dev
, const char* desc
);
390 int device_set_devclass(device_t dev
, const char *classname
);
391 int device_set_driver(device_t dev
, driver_t
*driver
);
392 void device_set_flags(device_t dev
, u_int32_t flags
);
393 void device_set_softc(device_t dev
, void *softc
);
394 void device_set_async_attach(device_t dev
, int enable
);
395 int device_set_unit(device_t dev
, int unit
); /* XXX DONT USE XXX */
396 int device_shutdown(device_t dev
);
397 void device_unbusy(device_t dev
);
398 void device_verbose(device_t dev
);
399 int device_getenv_int(device_t dev
, const char *knob
, int def
);
400 void device_getenv_string(device_t dev
, const char *knob
,
401 char * __restrict data
, int dlen
, const char * __restrict def
);
404 * Access functions for devclass.
406 int devclass_add_driver(devclass_t dc
, kobj_class_t driver
);
407 int devclass_delete_driver(devclass_t dc
, kobj_class_t driver
);
408 devclass_t
devclass_create(const char *classname
);
409 devclass_t
devclass_find(const char *classname
);
410 device_t
devclass_find_unit(const char *classname
, int unit
);
411 kobj_class_t
devclass_find_driver(devclass_t dc
, const char *classname
);
412 const char *devclass_get_name(devclass_t dc
);
413 device_t
devclass_get_device(devclass_t dc
, int unit
);
414 void *devclass_get_softc(devclass_t dc
, int unit
);
415 int devclass_get_devices(devclass_t dc
, device_t
**listp
, int *countp
);
416 int devclass_get_drivers(devclass_t dc
, driver_t
***listp
, int *countp
);
417 int devclass_get_count(devclass_t dc
);
418 int devclass_get_maxunit(devclass_t dc
);
419 void devclass_set_parent(devclass_t dc
, devclass_t pdc
);
420 devclass_t
devclass_get_parent(devclass_t dc
);
423 * Access functions for device resources.
426 int resource_int_value(const char *name
, int unit
, const char *resname
,
428 int resource_long_value(const char *name
, int unit
, const char *resname
,
430 int resource_string_value(const char *name
, int unit
, const char *resname
,
431 const char **result
);
432 int resource_disabled(const char *name
, int unit
);
433 int resource_query_string(int i
, const char *resname
, const char *value
);
434 char *resource_query_name(int i
);
435 int resource_query_unit(int i
);
436 int resource_locate(int i
, const char *resname
);
437 int resource_set_int(const char *name
, int unit
, const char *resname
,
439 int resource_set_long(const char *name
, int unit
, const char *resname
,
441 int resource_set_string(const char *name
, int unit
, const char *resname
,
443 int resource_count(void);
446 * Functions for maintaining and checking consistency of
447 * bus information exported to userspace.
449 int bus_data_generation_check(int generation
);
450 void bus_data_generation_update(void);
453 * Some convenience defines for probe routines to return. These are just
454 * suggested values, and there's nothing magical about them.
455 * BUS_PROBE_SPECIFIC is for devices that cannot be reprobed, and that no
456 * possible other driver may exist (typically legacy drivers who don't fallow
457 * all the rules, or special needs drivers). BUS_PROBE_VENDOR is the
458 * suggested value that vendor supplied drivers use. This is for source or
459 * binary drivers that are not yet integrated into the FreeBSD tree. Its use
460 * in the base OS is prohibited. BUS_PROBE_DEFAULT is the normal return value
461 * for drivers to use. It is intended that nearly all of the drivers in the
462 * tree should return this value. BUS_PROBE_LOW_PRIORITY are for drivers that
463 * have special requirements like when there are two drivers that support
464 * overlapping series of hardware devices. In this case the one that supports
465 * the older part of the line would return this value, while the one that
466 * supports the newer ones would return BUS_PROBE_DEFAULT. BUS_PROBE_GENERIC
467 * is for drivers that wish to have a generic form and a specialized form,
468 * like is done with the pci bus and the acpi pci bus. BUS_PROBE_HOOVER is
469 * for those busses that implement a generic device place-holder for devices on
470 * the bus that have no more specific driver for them (aka ugen).
472 #define BUS_PROBE_SPECIFIC 0 /* Only I can use this device */
474 #define BUS_PROBE_VENDOR (-10) /* Vendor supplied driver */
475 #define BUS_PROBE_DEFAULT (-20) /* Base OS default driver */
476 #define BUS_PROBE_LOW_PRIORITY (-40) /* Older, less desirable drivers */
477 #define BUS_PROBE_GENERIC (-100) /* generic driver for dev */
478 #define BUS_PROBE_HOOVER (-500) /* Generic dev for all devs on bus */
480 #define BUS_PROBE_VENDOR 0
481 #define BUS_PROBE_DEFAULT 0
482 #define BUS_PROBE_LOW_PRIORITY 0
483 #define BUS_PROBE_GENERIC 0
484 #define BUS_PROBE_HOOVER 0
488 * Shorthand for constructing method tables.
490 #define DEVMETHOD KOBJMETHOD
491 #define DEVMETHOD_END KOBJMETHOD_END
494 * Some common device interfaces.
496 #include "device_if.h"
501 int driver_module_handler(struct module
*, int, void *);
504 * Module support for automatically adding drivers to busses.
506 struct driver_module_data
{
507 int (*dmd_chainevh
)(struct module
*, int, void *);
509 const char *dmd_busname
;
510 kobj_class_t dmd_driver
;
511 devclass_t
*dmd_devclass
;
514 #define DRIVER_MODULE_ORDERED(name, busname, driver, devclass, evh, arg,\
517 static struct driver_module_data name##_##busname##_driver_mod = { \
520 (kobj_class_t) &driver, \
524 static moduledata_t name##_##busname##_mod = { \
525 #busname "/" #name, \
526 driver_module_handler, \
527 &name##_##busname##_driver_mod \
529 DECLARE_MODULE(name##_##busname, name##_##busname##_mod, \
530 SI_SUB_DRIVERS, order)
532 #define DRIVER_MODULE(name, busname, driver, devclass, evh, arg) \
533 DRIVER_MODULE_ORDERED(name, busname, driver, devclass, evh, arg,\
536 * Generic ivar accessor generation macros for bus drivers
538 #define __BUS_ACCESSOR(varp, var, ivarp, ivar, type) \
540 static __inline type varp ## _get_ ## var(device_t dev) \
543 BUS_READ_IVAR(device_get_parent(dev), dev, \
544 ivarp ## _IVAR_ ## ivar, &v); \
548 static __inline void varp ## _set_ ## var(device_t dev, type t) \
550 uintptr_t v = (uintptr_t) t; \
551 BUS_WRITE_IVAR(device_get_parent(dev), dev, \
552 ivarp ## _IVAR_ ## ivar, v); \
556 * Shorthand macros, taking resource argument
559 #define bus_barrier(r, o, l, f) \
560 bus_space_barrier((r)->r_bustag, (r)->r_bushandle, (o), (l), (f))
561 #define bus_read_1(r, o) \
562 bus_space_read_1((r)->r_bustag, (r)->r_bushandle, (o))
563 #define bus_read_multi_1(r, o, d, c) \
564 bus_space_read_multi_1((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
565 #define bus_read_region_1(r, o, d, c) \
566 bus_space_read_region_1((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
567 #define bus_set_multi_1(r, o, v, c) \
568 bus_space_set_multi_1((r)->r_bustag, (r)->r_bushandle, (o), (v), (c))
569 #define bus_set_region_1(r, o, v, c) \
570 bus_space_set_region_1((r)->r_bustag, (r)->r_bushandle, (o), (v), (c))
571 #define bus_write_1(r, o, v) \
572 bus_space_write_1((r)->r_bustag, (r)->r_bushandle, (o), (v))
573 #define bus_write_multi_1(r, o, d, c) \
574 bus_space_write_multi_1((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
575 #define bus_write_region_1(r, o, d, c) \
576 bus_space_write_region_1((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
577 #define bus_read_stream_1(r, o) \
578 bus_space_read_stream_1((r)->r_bustag, (r)->r_bushandle, (o))
579 #define bus_read_multi_stream_1(r, o, d, c) \
580 bus_space_read_multi_stream_1((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
581 #define bus_read_region_stream_1(r, o, d, c) \
582 bus_space_read_region_stream_1((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
583 #define bus_set_multi_stream_1(r, o, v, c) \
584 bus_space_set_multi_stream_1((r)->r_bustag, (r)->r_bushandle, (o), (v), (c))
585 #define bus_set_region_stream_1(r, o, v, c) \
586 bus_space_set_region_stream_1((r)->r_bustag, (r)->r_bushandle, (o), (v), (c))
587 #define bus_write_stream_1(r, o, v) \
588 bus_space_write_stream_1((r)->r_bustag, (r)->r_bushandle, (o), (v))
589 #define bus_write_multi_stream_1(r, o, d, c) \
590 bus_space_write_multi_stream_1((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
591 #define bus_write_region_stream_1(r, o, d, c) \
592 bus_space_write_region_stream_1((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
593 #define bus_read_2(r, o) \
594 bus_space_read_2((r)->r_bustag, (r)->r_bushandle, (o))
595 #define bus_read_multi_2(r, o, d, c) \
596 bus_space_read_multi_2((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
597 #define bus_read_region_2(r, o, d, c) \
598 bus_space_read_region_2((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
599 #define bus_set_multi_2(r, o, v, c) \
600 bus_space_set_multi_2((r)->r_bustag, (r)->r_bushandle, (o), (v), (c))
601 #define bus_set_region_2(r, o, v, c) \
602 bus_space_set_region_2((r)->r_bustag, (r)->r_bushandle, (o), (v), (c))
603 #define bus_write_2(r, o, v) \
604 bus_space_write_2((r)->r_bustag, (r)->r_bushandle, (o), (v))
605 #define bus_write_multi_2(r, o, d, c) \
606 bus_space_write_multi_2((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
607 #define bus_write_region_2(r, o, d, c) \
608 bus_space_write_region_2((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
609 #define bus_read_stream_2(r, o) \
610 bus_space_read_stream_2((r)->r_bustag, (r)->r_bushandle, (o))
611 #define bus_read_multi_stream_2(r, o, d, c) \
612 bus_space_read_multi_stream_2((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
613 #define bus_read_region_stream_2(r, o, d, c) \
614 bus_space_read_region_stream_2((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
615 #define bus_set_multi_stream_2(r, o, v, c) \
616 bus_space_set_multi_stream_2((r)->r_bustag, (r)->r_bushandle, (o), (v), (c))
617 #define bus_set_region_stream_2(r, o, v, c) \
618 bus_space_set_region_stream_2((r)->r_bustag, (r)->r_bushandle, (o), (v), (c))
619 #define bus_write_stream_2(r, o, v) \
620 bus_space_write_stream_2((r)->r_bustag, (r)->r_bushandle, (o), (v))
621 #define bus_write_multi_stream_2(r, o, d, c) \
622 bus_space_write_multi_stream_2((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
623 #define bus_write_region_stream_2(r, o, d, c) \
624 bus_space_write_region_stream_2((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
625 #define bus_read_4(r, o) \
626 bus_space_read_4((r)->r_bustag, (r)->r_bushandle, (o))
627 #define bus_read_multi_4(r, o, d, c) \
628 bus_space_read_multi_4((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
629 #define bus_read_region_4(r, o, d, c) \
630 bus_space_read_region_4((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
631 #define bus_set_multi_4(r, o, v, c) \
632 bus_space_set_multi_4((r)->r_bustag, (r)->r_bushandle, (o), (v), (c))
633 #define bus_set_region_4(r, o, v, c) \
634 bus_space_set_region_4((r)->r_bustag, (r)->r_bushandle, (o), (v), (c))
635 #define bus_write_4(r, o, v) \
636 bus_space_write_4((r)->r_bustag, (r)->r_bushandle, (o), (v))
637 #define bus_write_multi_4(r, o, d, c) \
638 bus_space_write_multi_4((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
639 #define bus_write_region_4(r, o, d, c) \
640 bus_space_write_region_4((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
641 #define bus_read_stream_4(r, o) \
642 bus_space_read_stream_4((r)->r_bustag, (r)->r_bushandle, (o))
643 #define bus_read_multi_stream_4(r, o, d, c) \
644 bus_space_read_multi_stream_4((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
645 #define bus_read_region_stream_4(r, o, d, c) \
646 bus_space_read_region_stream_4((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
647 #define bus_set_multi_stream_4(r, o, v, c) \
648 bus_space_set_multi_stream_4((r)->r_bustag, (r)->r_bushandle, (o), (v), (c))
649 #define bus_set_region_stream_4(r, o, v, c) \
650 bus_space_set_region_stream_4((r)->r_bustag, (r)->r_bushandle, (o), (v), (c))
651 #define bus_write_stream_4(r, o, v) \
652 bus_space_write_stream_4((r)->r_bustag, (r)->r_bushandle, (o), (v))
653 #define bus_write_multi_stream_4(r, o, d, c) \
654 bus_space_write_multi_stream_4((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
655 #define bus_write_region_stream_4(r, o, d, c) \
656 bus_space_write_region_stream_4((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
657 #define bus_read_8(r, o) \
658 bus_space_read_8((r)->r_bustag, (r)->r_bushandle, (o))
659 #define bus_read_multi_8(r, o, d, c) \
660 bus_space_read_multi_8((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
661 #define bus_read_region_8(r, o, d, c) \
662 bus_space_read_region_8((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
663 #define bus_set_multi_8(r, o, v, c) \
664 bus_space_set_multi_8((r)->r_bustag, (r)->r_bushandle, (o), (v), (c))
665 #define bus_set_region_8(r, o, v, c) \
666 bus_space_set_region_8((r)->r_bustag, (r)->r_bushandle, (o), (v), (c))
667 #define bus_write_8(r, o, v) \
668 bus_space_write_8((r)->r_bustag, (r)->r_bushandle, (o), (v))
669 #define bus_write_multi_8(r, o, d, c) \
670 bus_space_write_multi_8((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
671 #define bus_write_region_8(r, o, d, c) \
672 bus_space_write_region_8((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
673 #define bus_read_stream_8(r, o) \
674 bus_space_read_stream_8((r)->r_bustag, (r)->r_bushandle, (o))
675 #define bus_read_multi_stream_8(r, o, d, c) \
676 bus_space_read_multi_stream_8((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
677 #define bus_read_region_stream_8(r, o, d, c) \
678 bus_space_read_region_stream_8((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
679 #define bus_set_multi_stream_8(r, o, v, c) \
680 bus_space_set_multi_stream_8((r)->r_bustag, (r)->r_bushandle, (o), (v), (c))
681 #define bus_set_region_stream_8(r, o, v, c) \
682 bus_space_set_region_stream_8((r)->r_bustag, (r)->r_bushandle, (o), (v), (c))
683 #define bus_write_stream_8(r, o, v) \
684 bus_space_write_stream_8((r)->r_bustag, (r)->r_bushandle, (o), (v))
685 #define bus_write_multi_stream_8(r, o, d, c) \
686 bus_space_write_multi_stream_8((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
687 #define bus_write_region_stream_8(r, o, d, c) \
688 bus_space_write_region_stream_8((r)->r_bustag, (r)->r_bushandle, (o), (d), (c))
691 #endif /* !_SYS_BUS_H_ */