xref: /freebsd/stand/kshim/bsd_kernel.h (revision b3e7694832e81d7a904a10f525f8797b753bf0d3)
1 /* $FreeBSD$ */
2 /*-
3  * Copyright (c) 2011 Hans Petter Selasky. All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
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.
13  *
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
24  * SUCH DAMAGE.
25  */
26 
27 #ifndef _BSD_KERNEL_H_
28 #define	_BSD_KERNEL_H_
29 
30 #if !defined(_STANDALONE)
31 #error "_STANDALONE is not defined!"
32 #endif
33 
34 #undef __FreeBSD_version
35 #define	__FreeBSD_version 1400000
36 
37 #include <sys/cdefs.h>
38 #include <sys/queue.h>
39 #include <sys/errno.h>
40 
41 #define	offsetof(type, field) __builtin_offsetof(type, field)
42 #define	howmany(x, y)	(((x)+((y)-1))/(y))
43 #define	nitems(x)	(sizeof((x)) / sizeof((x)[0]))
44 #define	isalpha(x) (((x) >= 'a' && (x) <= 'z') || ((x) >= 'A' && (x) <= 'Z'))
45 #define	isdigit(x) ((x) >= '0' && (x) <= '9')
46 #define	panic(...) do { printf("USB PANIC: " __VA_ARGS__); while (1) ; } while (0)
47 #define	rebooting 0
48 #define	M_USB 0
49 #define	M_USBDEV 0
50 #define	USB_PROC_MAX 3
51 #define	USB_BUS_GIANT_PROC(bus) (usb_process + 2)
52 #define	USB_BUS_NON_GIANT_BULK_PROC(bus) (usb_process + 2)
53 #define	USB_BUS_NON_GIANT_ISOC_PROC(bus) (usb_process + 2)
54 #define	USB_BUS_EXPLORE_PROC(bus) (usb_process + 0)
55 #define	USB_BUS_CONTROL_XFER_PROC(bus) (usb_process + 1)
56 #define	SYSCTL_DECL(...)
57 struct sysctl_ctx_list {
58 };
59 struct sysctl_req {
60 	void		*newptr;
61 };
62 #define	SYSCTL_HANDLER_ARGS void *oidp, void *arg1,	\
63 	uint32_t arg2, struct sysctl_req *req
64 #define	SYSCTL_NODE(name,...) struct { } name __used
65 #define	SYSCTL_INT(...)
66 #define	SYSCTL_UINT(...)
67 #define	SYSCTL_PROC(...)
68 #define	SYSCTL_ADD_NODE(...) NULL
69 #define	SYSCTL_ADD_U16(...) NULL
70 #define	SYSCTL_ADD_PROC(...) NULL
71 #define	sysctl_handle_int(...) EOPNOTSUPP
72 #define	sysctl_handle_string(...) EOPNOTSUPP
73 #define	sysctl_ctx_init(ctx) do { (void)(ctx); } while (0)
74 #define	sysctl_ctx_free(ctx) do { (void)(ctx); } while (0)
75 #define	TUNABLE_INT(...)
76 #define	MALLOC_DECLARE(...)
77 #define	MALLOC_DEFINE(...)
78 #define	EVENTHANDLER_DECLARE(...)
79 #define	EVENTHANDLER_INVOKE(...)
80 #define	KASSERT(...)
81 #define	CTASSERT(x) _Static_assert(x, "compile-time assertion failed")
82 #define	SCHEDULER_STOPPED(x) (0)
83 #define	PI_SWI(...) (0)
84 #define	UNIQ_NAME(x) x
85 #define	UNIQ_NAME_STR(x) #x
86 #define	DEVCLASS_MAXUNIT 32
87 #define	MOD_LOAD 1
88 #define	MOD_UNLOAD 2
89 #define	DEVMETHOD(what,func) { #what, (void *)&func }
90 #define	DEVMETHOD_END {0,0}
91 #define	EARLY_DRIVER_MODULE(a, b, c, d, e, f, g)	DRIVER_MODULE(a, b, c, d, e, f)
92 #define	DRIVER_MODULE(name, busname, driver, devclass, evh, arg)	\
93   static struct module_data bsd_##name##_##busname##_driver_mod = {	\
94 	evh, arg, #busname, #name, #busname "/" #name,			\
95 	&driver, &devclass, { 0, 0 } };					\
96 SYSINIT(bsd_##name##_##busname##_driver_mod, SI_SUB_DRIVERS,		\
97   SI_ORDER_MIDDLE, module_register,					\
98   &bsd_##name##_##busname##_driver_mod)
99 #define	SYSINIT(uniq, subs, order, _func, _data)	\
100 const struct sysinit UNIQ_NAME(sysinit_##uniq) = {	\
101 	.func = (_func),				\
102 	.data = __DECONST(void *, _data)		\
103 };							\
104 SYSINIT_ENTRY(uniq##_entry, "sysinit", (subs),		\
105     (order), "const struct sysinit",			\
106     UNIQ_NAME_STR(sysinit_##uniq), "SYSINIT")
107 
108 #define	SYSUNINIT(uniq, subs, order, _func, _data)	\
109 const struct sysinit UNIQ_NAME(sysuninit_##uniq) = {	\
110 	.func = (_func),				\
111 	.data = __DECONST(void *, _data)		\
112 };							\
113 SYSINIT_ENTRY(uniq##_entry, "sysuninit", (subs),	\
114     (order), "const struct sysuninit",			\
115     UNIQ_NAME_STR(sysuninit_##uniq), "SYSUNINIT")
116 #define	MODULE_DEPEND(...)
117 #define	MODULE_VERSION(...)
118 #define	NULL ((void *)0)
119 #define	BUS_SPACE_BARRIER_READ 0x01
120 #define	BUS_SPACE_BARRIER_WRITE 0x02
121 #define	hz 1000
122 #undef PAGE_SIZE
123 #define	PAGE_SIZE 4096
124 #undef PAGE_SHIFT
125 #define	PAGE_SHIFT 12
126 #undef MIN
127 #define	MIN(a,b) (((a) < (b)) ? (a) : (b))
128 #undef MAX
129 #define	MAX(a,b) (((a) > (b)) ? (a) : (b))
130 #define	MTX_DEF 0
131 #define	MTX_SPIN 0
132 #define	MTX_RECURSE 0
133 #define	SX_DUPOK 0
134 #define	SX_NOWITNESS 0
135 #define	WITNESS_WARN(...)
136 #define	cold 0
137 #define	BUS_PROBE_GENERIC 0
138 #define	BUS_PROBE_DEFAULT (-20)
139 #define	CALLOUT_RETURNUNLOCKED 0x1
140 #undef ffs
141 #define	ffs(x) __builtin_ffs(x)
142 #undef va_list
143 #define	va_list __builtin_va_list
144 #undef va_size
145 #define	va_size(type) __builtin_va_size(type)
146 #undef va_start
147 #define	va_start(ap, last) __builtin_va_start(ap, last)
148 #undef va_end
149 #define	va_end(ap) __builtin_va_end(ap)
150 #undef va_arg
151 #define	va_arg(ap, type) __builtin_va_arg((ap), type)
152 #define	DEVICE_ATTACH(dev, ...) \
153   (((device_attach_t *)(device_get_method(dev, "device_attach")))(dev,## __VA_ARGS__))
154 #define	DEVICE_DETACH(dev, ...) \
155   (((device_detach_t *)(device_get_method(dev, "device_detach")))(dev,## __VA_ARGS__))
156 #define	DEVICE_PROBE(dev, ...) \
157   (((device_probe_t *)(device_get_method(dev, "device_probe")))(dev,## __VA_ARGS__))
158 #define	DEVICE_RESUME(dev, ...) \
159   (((device_resume_t *)(device_get_method(dev, "device_resume")))(dev,## __VA_ARGS__))
160 #define	DEVICE_SHUTDOWN(dev, ...) \
161   (((device_shutdown_t *)(device_get_method(dev, "device_shutdown")))(dev,## __VA_ARGS__))
162 #define	DEVICE_SUSPEND(dev, ...) \
163   (((device_suspend_t *)(device_get_method(dev, "device_suspend")))(dev,## __VA_ARGS__))
164 #define	USB_HANDLE_REQUEST(dev, ...) \
165   (((usb_handle_request_t *)(device_get_method(dev, "usb_handle_request")))(dev,## __VA_ARGS__))
166 #define	USB_TAKE_CONTROLLER(dev, ...) \
167   (((usb_take_controller_t *)(device_get_method(dev, "usb_take_controller")))(dev,## __VA_ARGS__))
168 #define	GPIO_PIN_SET(dev, ...) \
169   (((gpio_pin_set_t *)(device_get_method(dev, "gpio_pin_set")))(dev,## __VA_ARGS__))
170 #define	GPIO_PIN_SETFLAGS(dev, ...) \
171   (((gpio_pin_setflags_t *)(device_get_method(dev, "gpio_pin_setflags")))(dev,## __VA_ARGS__))
172 
173 enum {
174 	SI_SUB_DUMMY = 0x0000000,
175 	SI_SUB_LOCK = 0x1B00000,
176 	SI_SUB_KLD = 0x2000000,
177 	SI_SUB_DRIVERS = 0x3100000,
178 	SI_SUB_PSEUDO = 0x7000000,
179 	SI_SUB_KICK_SCHEDULER = 0xa000000,
180 	SI_SUB_RUN_SCHEDULER = 0xfffffff
181 };
182 
183 enum {
184 	SI_ORDER_FIRST = 0x0000000,
185 	SI_ORDER_SECOND = 0x0000001,
186 	SI_ORDER_THIRD = 0x0000002,
187 	SI_ORDER_FOURTH = 0x0000003,
188 	SI_ORDER_MIDDLE = 0x1000000,
189 	SI_ORDER_ANY = 0xfffffff	/* last */
190 };
191 
192 struct uio;
193 struct thread;
194 struct malloc_type;
195 struct usb_process;
196 
197 #ifndef INT32_MAX
198 #define	INT32_MAX 0x7fffffff
199 #endif
200 
201 #ifndef HAVE_STANDARD_DEFS
202 #define	_UINT8_T_DECLARED
203 typedef unsigned char uint8_t;
204 #define	_INT8_T_DECLARED
205 typedef signed char int8_t;
206 #define	_UINT16_T_DECLARED
207 typedef unsigned short uint16_t;
208 #define	_INT16_T_DECLARED
209 typedef signed short int16_t;
210 #define	_UINT32_T_DECLARED
211 typedef unsigned int uint32_t;
212 #define	_INT32_T_DECLARED
213 typedef signed int int32_t;
214 #define	_UINT64_T_DECLARED
215 #ifndef __LP64__
216 typedef unsigned long long uint64_t;
217 #else
218 typedef unsigned long uint64_t;
219 #endif
220 #define	_INT64_T_DECLARED
221 #ifndef __LP64__
222 typedef signed long long int64_t;
223 #else
224 typedef signed long int64_t;
225 #endif
226 
227 typedef uint16_t uid_t;
228 typedef uint16_t gid_t;
229 typedef uint16_t mode_t;
230 
231 typedef uint8_t *caddr_t;
232 #define	_UINTPTR_T_DECLARED
233 typedef unsigned long uintptr_t;
234 #define	_UINTMAX_T_DECLARED
235 typedef unsigned long uintmax_t;
236 typedef unsigned long vm_paddr_t;
237 
238 #define	_SIZE_T_DECLARED
239 typedef unsigned long size_t;
240 #define	_SSIZE_T_DECLARED
241 typedef signed long ssize_t;
242 #define	_OFF_T_DECLARED
243 typedef unsigned long off_t;
244 
245 typedef int64_t sbintime_t;
246 
247 typedef unsigned char   u_char;
248 typedef unsigned short  u_short;
249 typedef unsigned int    u_int;
250 typedef unsigned long   u_long;
251 #endif
252 
253 typedef unsigned long bus_addr_t;
254 typedef unsigned long bus_size_t;
255 
256 typedef struct bus_dma_segment {
257 	bus_addr_t	ds_addr;	/* DMA address */
258 	bus_size_t	ds_len;		/* length of transfer */
259 } bus_dma_segment_t;
260 
261 struct bus_dma_tag {
262 	uint32_t	alignment;
263 	uint32_t	maxsize;
264 };
265 
266 typedef void *bus_dmamap_t;
267 typedef struct bus_dma_tag *bus_dma_tag_t;
268 
269 typedef enum {
270 	BUS_DMA_LOCK	= 0x01,
271 	BUS_DMA_UNLOCK	= 0x02,
272 } bus_dma_lock_op_t;
273 
274 typedef void *bus_space_tag_t;
275 typedef uint8_t *bus_space_handle_t;
276 typedef int bus_dma_filter_t(void *, bus_addr_t);
277 typedef void bus_dma_lock_t(void *, bus_dma_lock_op_t);
278 
279 #ifndef __bool_true_false_are_defined
280 #define	__bool_true_false_are_defined
281 typedef _Bool bool;
282 #define	true 1
283 #define	false 0
284 #endif
285 
286 /* SYSINIT API */
287 
288 #include <sysinit.h>
289 
290 struct sysinit {
291 	void    (*func) (void *arg);
292 	void   *data;
293 };
294 
295 /* MUTEX API */
296 
297 struct mtx {
298 	int	owned;
299 	struct mtx *parent;
300 };
301 
302 #define	mtx_assert(...) do { } while (0)
303 void	mtx_init(struct mtx *, const char *, const char *, int);
304 void	mtx_lock(struct mtx *);
305 void	mtx_unlock(struct mtx *);
306 #define	mtx_lock_spin(x) mtx_lock(x)
307 #define	mtx_unlock_spin(x) mtx_unlock(x)
308 int	mtx_owned(struct mtx *);
309 void	mtx_destroy(struct mtx *);
310 
311 extern struct mtx Giant;
312 
313 /* SX API */
314 
315 struct sx {
316 	int	owned;
317 };
318 
319 #define	sx_assert(...) do { } while (0)
320 #define	sx_init(...) sx_init_flags(__VA_ARGS__, 0)
321 void	sx_init_flags(struct sx *, const char *, int);
322 void	sx_destroy(struct sx *);
323 void	sx_xlock(struct sx *);
324 void	sx_xunlock(struct sx *);
325 int	sx_xlocked(struct sx *);
326 
327 /* CONDVAR API */
328 
329 struct cv {
330 	int	sleeping;
331 };
332 
333 void	cv_init(struct cv *, const char *desc);
334 void	cv_destroy(struct cv *);
335 void	cv_wait(struct cv *, struct mtx *);
336 int	cv_timedwait(struct cv *, struct mtx *, int);
337 void	cv_signal(struct cv *);
338 void	cv_broadcast(struct cv *);
339 
340 /* CALLOUT API */
341 
342 typedef void callout_fn_t (void *);
343 
344 extern volatile int ticks;
345 
346 struct callout {
347 	LIST_ENTRY(callout) entry;
348 	callout_fn_t *c_func;
349 	void   *c_arg;
350 	struct mtx *mtx;
351 	int	flags;
352 	int	timeout;
353 };
354 
355 void	callout_init_mtx(struct callout *, struct mtx *, int);
356 void	callout_reset(struct callout *, int, callout_fn_t *, void *);
357 void	callout_stop(struct callout *);
358 void	callout_drain(struct callout *);
359 int	callout_pending(struct callout *);
360 void	callout_process(int timeout);
361 
362 /* DEVICE API */
363 
364 struct driver;
365 struct devclass;
366 struct device;
367 struct module;
368 struct module_data;
369 struct sbuf;
370 
371 typedef struct driver driver_t;
372 typedef struct devclass *devclass_t;
373 typedef struct device *device_t;
374 typedef void (driver_intr_t)(void *arg);
375 typedef int (driver_filter_t)(void *arg);
376 #define	FILTER_STRAY		0x01
377 #define	FILTER_HANDLED		0x02
378 #define	FILTER_SCHEDULE_THREAD	0x04
379 
380 typedef int device_attach_t (device_t dev);
381 typedef int device_detach_t (device_t dev);
382 typedef int device_resume_t (device_t dev);
383 typedef int device_shutdown_t (device_t dev);
384 typedef int device_probe_t (device_t dev);
385 typedef int device_suspend_t (device_t dev);
386 typedef int gpio_pin_set_t (device_t dev, uint32_t, unsigned int);
387 typedef int gpio_pin_setflags_t (device_t dev, uint32_t, uint32_t);
388 
389 typedef int bus_child_location_str_t (device_t parent, device_t child, char *buf, size_t buflen);
390 typedef int bus_child_pnpinfo_str_t (device_t parent, device_t child, char *buf, size_t buflen);
391 typedef int bus_child_location_t (device_t parent, device_t child, struct sbuf *);
392 typedef int bus_child_pnpinfo_t (device_t parent, device_t child, struct sbuf *);
393 typedef int bus_get_device_path_t (device_t bus, device_t child, const char *locator, struct sbuf *sb);
394 
395 #define	bus_generic_get_device_path(...) EOPNOTSUPP
396 
397 typedef void bus_driver_added_t (device_t dev, driver_t *driver);
398 
399 struct device_method {
400 	const char *desc;
401 	void   *const func;
402 };
403 
404 typedef struct device_method device_method_t;
405 
406 struct device {
407 	TAILQ_HEAD(device_list, device) dev_children;
408 	TAILQ_ENTRY(device) dev_link;
409 
410 	struct device *dev_parent;
411 	const struct module_data *dev_module;
412 	void   *dev_sc;
413 	void   *dev_aux;
414 	driver_filter_t *dev_irq_filter;
415 	driver_intr_t *dev_irq_fn;
416 	void   *dev_irq_arg;
417 
418 	uint16_t dev_unit;
419 
420 	char	dev_nameunit[64];
421 	char	dev_desc[64];
422 
423 	uint8_t	dev_res_alloc:1;
424 	uint8_t	dev_quiet:1;
425 	uint8_t	dev_softc_set:1;
426 	uint8_t	dev_softc_alloc:1;
427 	uint8_t	dev_attached:1;
428 	uint8_t	dev_fixed_class:1;
429 	uint8_t	dev_unit_manual:1;
430 };
431 
432 struct devclass {
433 	device_t dev_list[DEVCLASS_MAXUNIT];
434 };
435 
436 struct driver {
437 	const char *name;
438 	const struct device_method *methods;
439 	uint32_t size;
440 };
441 
442 struct module_data {
443 	int     (*callback) (struct module *, int, void *arg);
444 	void   *arg;
445 	const char *bus_name;
446 	const char *mod_name;
447 	const char *long_name;
448 	const struct driver *driver;
449 	struct devclass **devclass_pp;
450 	TAILQ_ENTRY(module_data) entry;
451 };
452 
453 device_t device_get_parent(device_t dev);
454 void   *device_get_method(device_t dev, const char *what);
455 const char *device_get_name(device_t dev);
456 const char *device_get_nameunit(device_t dev);
457 
458 #define	device_printf(dev, fmt,...) \
459 	printf("%s: " fmt, device_get_nameunit(dev),## __VA_ARGS__)
460 device_t device_add_child(device_t dev, const char *name, int unit);
461 void	device_quiet(device_t dev);
462 void	device_set_interrupt(device_t dev, driver_filter_t *, driver_intr_t *, void *);
463 void	device_run_interrupts(device_t parent);
464 void	device_set_ivars(device_t dev, void *ivars);
465 void   *device_get_ivars(device_t dev);
466 const char *device_get_desc(device_t dev);
467 int	device_probe_and_attach(device_t dev);
468 int	device_detach(device_t dev);
469 void   *device_get_softc(device_t dev);
470 void	device_set_softc(device_t dev, void *softc);
471 int	device_delete_child(device_t dev, device_t child);
472 int	device_delete_children(device_t dev);
473 int	device_is_attached(device_t dev);
474 void	device_set_desc(device_t dev, const char *desc);
475 void	device_set_desc_copy(device_t dev, const char *desc);
476 int	device_get_unit(device_t dev);
477 void   *devclass_get_softc(devclass_t dc, int unit);
478 int	devclass_get_maxunit(devclass_t dc);
479 device_t devclass_get_device(devclass_t dc, int unit);
480 devclass_t devclass_find(const char *classname);
481 
482 #define	BUS_LOCATOR_UEFI "UEFI"
483 #define	bus_get_dma_tag(...) (NULL)
484 #define	bus_topo_lock(...) mtx_lock(&Giant)
485 #define	bus_topo_unlock(...) mtx_unlock(&Giant)
486 int	bus_generic_detach(device_t dev);
487 int	bus_generic_resume(device_t dev);
488 int	bus_generic_shutdown(device_t dev);
489 int	bus_generic_suspend(device_t dev);
490 int	bus_generic_print_child(device_t dev, device_t child);
491 void	bus_generic_driver_added(device_t dev, driver_t *driver);
492 int	bus_space_subregion(bus_space_tag_t t, bus_space_handle_t bsh,
493     bus_size_t offset, bus_size_t size, bus_space_handle_t *nbshp);
494 
495 /* BUS SPACE API */
496 
497 void	bus_space_write_1(bus_space_tag_t t, bus_space_handle_t h, bus_size_t offset, uint8_t data);
498 void	bus_space_write_2(bus_space_tag_t t, bus_space_handle_t h, bus_size_t offset, uint16_t data);
499 void	bus_space_write_4(bus_space_tag_t t, bus_space_handle_t h, bus_size_t offset, uint32_t data);
500 
501 uint8_t	bus_space_read_1(bus_space_tag_t t, bus_space_handle_t h, bus_size_t offset);
502 uint16_t bus_space_read_2(bus_space_tag_t t, bus_space_handle_t h, bus_size_t offset);
503 uint32_t bus_space_read_4(bus_space_tag_t t, bus_space_handle_t h, bus_size_t offset);
504 
505 void	bus_space_read_multi_1(bus_space_tag_t t, bus_space_handle_t h, bus_size_t offset, uint8_t *datap, bus_size_t count);
506 void	bus_space_read_multi_2(bus_space_tag_t t, bus_space_handle_t h, bus_size_t offset, uint16_t *datap, bus_size_t count);
507 void	bus_space_read_multi_4(bus_space_tag_t t, bus_space_handle_t h, bus_size_t offset, uint32_t *datap, bus_size_t count);
508 
509 void	bus_space_write_multi_1(bus_space_tag_t t, bus_space_handle_t h, bus_size_t offset, uint8_t *datap, bus_size_t count);
510 void	bus_space_write_multi_2(bus_space_tag_t t, bus_space_handle_t h, bus_size_t offset, uint16_t *datap, bus_size_t count);
511 void	bus_space_write_multi_4(bus_space_tag_t t, bus_space_handle_t h, bus_size_t offset, uint32_t *datap, bus_size_t count);
512 
513 void	bus_space_read_region_1(bus_space_tag_t space, bus_space_handle_t handle, bus_size_t offset, uint8_t *datap, bus_size_t count);
514 void	bus_space_write_region_1(bus_space_tag_t space, bus_space_handle_t handle, bus_size_t offset, uint8_t *datap, bus_size_t count);
515 void	bus_space_read_region_4(bus_space_tag_t space, bus_space_handle_t handle, bus_size_t offset, uint32_t *datap, bus_size_t count);
516 void	bus_space_write_region_4(bus_space_tag_t space, bus_space_handle_t handle, bus_size_t offset, uint32_t *datap, bus_size_t count);
517 
518 void	bus_space_barrier(bus_space_tag_t space, bus_space_handle_t handle, bus_size_t offset, bus_size_t length, int flags);
519 
520 void	module_register(void *);
521 
522 /* LIB-C */
523 
524 void   *memset(void *, int, size_t len);
525 void   *memcpy(void *, const void *, size_t len);
526 int	memcmp(const void *, const void *, size_t len);
527 int	printf(const char *,...) __printflike(1, 2);
528 int	snprintf(char *restrict str, size_t size, const char *restrict format,...) __printflike(3, 4);
529 size_t	strlen(const char *s);
530 int	strcmp(const char *, const char *);
531 
532 /* MALLOC API */
533 
534 #undef malloc
535 #define	malloc(s,x,f) usb_malloc(s)
536 void   *usb_malloc(size_t);
537 
538 #undef free
539 #define	free(p,x) usb_free(p)
540 void	usb_free(void *);
541 
542 #define	strdup(p,x) usb_strdup(p)
543 char   *usb_strdup(const char *str);
544 
545 /* ENDIANNESS */
546 
547 #ifndef HAVE_ENDIAN_DEFS
548 
549 /* Assume little endian */
550 
551 #define	htole64(x) ((uint64_t)(x))
552 #define	le64toh(x) ((uint64_t)(x))
553 
554 #define	htole32(x) ((uint32_t)(x))
555 #define	le32toh(x) ((uint32_t)(x))
556 
557 #define	htole16(x) ((uint16_t)(x))
558 #define	le16toh(x) ((uint16_t)(x))
559 
560 #define	be32toh(x) ((uint32_t)(x))
561 #define	htobe32(x) ((uint32_t)(x))
562 
563 #else
564 #include <sys/endian.h>
565 #endif
566 
567 /* USB */
568 
569 typedef int usb_handle_request_t (device_t dev, const void *req, void **pptr, uint16_t *plen, uint16_t offset, uint8_t *pstate);
570 typedef int usb_take_controller_t (device_t dev);
571 
572 void	usb_idle(void);
573 void	usb_init(void);
574 void	usb_uninit(void);
575 
576 /* set some defaults */
577 
578 #ifndef USB_POOL_SIZE
579 #define	USB_POOL_SIZE (1024*1024)	/* 1 MByte */
580 #endif
581 
582 int	pause(const char *, int);
583 void	DELAY(unsigned int);
584 
585 /* OTHER */
586 
587 struct selinfo {
588 };
589 
590 /* SYSTEM STARTUP API */
591 
592 extern const void *sysinit_data[];
593 extern const void *sysuninit_data[];
594 
595 /* Resources */
596 
597 enum intr_type {
598 	INTR_TYPE_TTY = 1,
599 	INTR_TYPE_BIO = 2,
600 	INTR_TYPE_NET = 4,
601 	INTR_TYPE_CAM = 8,
602 	INTR_TYPE_MISC = 16,
603 	INTR_TYPE_CLK = 32,
604 	INTR_TYPE_AV = 64,
605 	INTR_EXCL = 256,		/* exclusive interrupt */
606 	INTR_MPSAFE = 512,		/* this interrupt is SMP safe */
607 	INTR_ENTROPY = 1024,		/* this interrupt provides entropy */
608 	INTR_MD1 = 4096,		/* flag reserved for MD use */
609 	INTR_MD2 = 8192,		/* flag reserved for MD use */
610 	INTR_MD3 = 16384,		/* flag reserved for MD use */
611 	INTR_MD4 = 32768		/* flag reserved for MD use */
612 };
613 
614 struct resource_i {
615 	u_long		r_start;	/* index of the first entry in this resource */
616 	u_long		r_end;		/* index of the last entry (inclusive) */
617 };
618 
619 struct resource {
620 	struct resource_i	*__r_i;
621 	bus_space_tag_t		r_bustag; /* bus_space tag */
622 	bus_space_handle_t	r_bushandle;	/* bus_space handle */
623 };
624 
625 struct resource_spec {
626 	int	type;
627 	int	rid;
628 	int	flags;
629 };
630 
631 #define	SYS_RES_IRQ	1	/* interrupt lines */
632 #define	SYS_RES_DRQ	2	/* isa dma lines */
633 #define	SYS_RES_MEMORY	3	/* i/o memory */
634 #define	SYS_RES_IOPORT	4	/* i/o ports */
635 
636 #define	RF_ALLOCATED	0x0001	/* resource has been reserved */
637 #define	RF_ACTIVE	0x0002	/* resource allocation has been activated */
638 #define	RF_SHAREABLE	0x0004	/* resource permits contemporaneous sharing */
639 #define	RF_SPARE1	0x0008
640 #define	RF_SPARE2	0x0010
641 #define	RF_FIRSTSHARE	0x0020	/* first in sharing list */
642 #define	RF_PREFETCHABLE	0x0040	/* resource is prefetchable */
643 #define	RF_OPTIONAL	0x0080	/* for bus_alloc_resources() */
644 
645 int bus_alloc_resources(device_t, struct resource_spec *, struct resource **);
646 int bus_release_resource(device_t, int, int, struct resource *);
647 void bus_release_resources(device_t, const struct resource_spec *,
648     struct resource **);
649 struct resource *bus_alloc_resource_any(device_t, int, int *, unsigned int);
650 int bus_generic_attach(device_t);
651 bus_space_tag_t rman_get_bustag(struct resource *);
652 bus_space_handle_t rman_get_bushandle(struct resource *);
653 u_long rman_get_size(struct resource *);
654 int bus_setup_intr(device_t, struct resource *, int, driver_filter_t,
655     driver_intr_t, void *, void **);
656 int bus_teardown_intr(device_t, struct resource *, void *);
657 int ofw_bus_status_okay(device_t);
658 int ofw_bus_is_compatible(device_t, char *);
659 
660 extern int (*bus_alloc_resource_any_cb)(struct resource *res, device_t dev,
661     int type, int *rid, unsigned int flags);
662 extern int (*ofw_bus_status_ok_cb)(device_t dev);
663 extern int (*ofw_bus_is_compatible_cb)(device_t dev, char *name);
664 
665 #ifndef strlcpy
666 #define	strlcpy(d,s,n) snprintf((d),(n),"%s",(s))
667 #endif
668 
669 /* Should be defined in user application since it is machine-dependent */
670 extern int delay(unsigned int);
671 
672 /* BUS dma */
673 #define	BUS_SPACE_MAXADDR_24BIT	0xFFFFFF
674 #define	BUS_SPACE_MAXADDR_32BIT	0xFFFFFFFF
675 #define	BUS_SPACE_MAXADDR	0xFFFFFFFF
676 #define	BUS_SPACE_MAXSIZE_24BIT	0xFFFFFF
677 #define	BUS_SPACE_MAXSIZE_32BIT	0xFFFFFFFF
678 #define	BUS_SPACE_MAXSIZE	0xFFFFFFFF
679 
680 #define	BUS_DMA_WAITOK		0x00	/* safe to sleep (pseudo-flag) */
681 #define	BUS_DMA_NOWAIT		0x01	/* not safe to sleep */
682 #define	BUS_DMA_ALLOCNOW	0x02	/* perform resource allocation now */
683 #define	BUS_DMA_COHERENT	0x04	/* hint: map memory in a coherent way */
684 #define	BUS_DMA_ZERO		0x08	/* allocate zero'ed memory */
685 #define	BUS_DMA_BUS1		0x10	/* placeholders for bus functions... */
686 #define	BUS_DMA_BUS2		0x20
687 #define	BUS_DMA_BUS3		0x40
688 #define	BUS_DMA_BUS4		0x80
689 
690 #define	BUS_DMASYNC_PREREAD	0x01
691 #define	BUS_DMASYNC_POSTREAD	0x02
692 #define	BUS_DMASYNC_PREWRITE	0x04
693 #define	BUS_DMASYNC_POSTWRITE	0x08
694 
695 typedef void bus_dmamap_callback_t(void *, bus_dma_segment_t *, int, int);
696 
697 int
698 bus_dma_tag_create(bus_dma_tag_t parent, bus_size_t alignment,
699 		   bus_size_t boundary, bus_addr_t lowaddr,
700 		   bus_addr_t highaddr, bus_dma_filter_t *filter,
701 		   void *filterarg, bus_size_t maxsize, int nsegments,
702 		   bus_size_t maxsegsz, int flags, bus_dma_lock_t *lockfunc,
703 		   void *lockfuncarg, bus_dma_tag_t *dmat);
704 
705 int bus_dmamem_alloc(bus_dma_tag_t, void** vaddr, int flags, bus_dmamap_t *);
706 void bus_dmamem_free(bus_dma_tag_t, void *vaddr, bus_dmamap_t);
707 int bus_dma_tag_destroy(bus_dma_tag_t);
708 
709 int bus_dmamap_load(bus_dma_tag_t, bus_dmamap_t, void *buf,
710     bus_size_t buflen, bus_dmamap_callback_t *,
711     void *callback_arg, int flags);
712 void bus_dmamap_unload(bus_dma_tag_t, bus_dmamap_t);
713 void bus_dmamap_sync(bus_dma_tag_t dmat, bus_dmamap_t map, int flags);
714 
715 /* SBUF */
716 #define	sbuf_printf(...) do { } while (0)
717 
718 #endif					/* _BSD_KERNEL_H_ */
719