1 /* $FreeBSD: stable/12/stand/kshim/bsd_kernel.h 368889 2020-12-30 01:14:23Z hselasky $ */ 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 #define _KERNEL 31 #undef __FreeBSD_version 32 #define __FreeBSD_version 1100000 33 34 #include <sys/cdefs.h> 35 #include <sys/queue.h> 36 #include <sys/errno.h> 37 38 #define howmany(x, y) (((x)+((y)-1))/(y)) 39 #define nitems(x) (sizeof((x)) / sizeof((x)[0])) 40 #define isalpha(x) (((x) >= 'a' && (x) <= 'z') || ((x) >= 'A' && (x) <= 'Z')) 41 #define isdigit(x) ((x) >= '0' && (x) <= '9') 42 #define panic(...) do { printf("USB PANIC: " __VA_ARGS__); while (1) ; } while (0) 43 #define rebooting 0 44 #define M_USB 0 45 #define M_USBDEV 0 46 #define USB_PROC_MAX 3 47 #define USB_BUS_GIANT_PROC(bus) (usb_process + 2) 48 #define USB_BUS_NON_GIANT_BULK_PROC(bus) (usb_process + 2) 49 #define USB_BUS_NON_GIANT_ISOC_PROC(bus) (usb_process + 2) 50 #define USB_BUS_EXPLORE_PROC(bus) (usb_process + 0) 51 #define USB_BUS_CONTROL_XFER_PROC(bus) (usb_process + 1) 52 #define SYSCTL_DECL(...) 53 struct sysctl_ctx_list { 54 }; 55 struct sysctl_req { 56 void *newptr; 57 }; 58 #define SYSCTL_HANDLER_ARGS void *oidp, void *arg1, \ 59 uint32_t arg2, struct sysctl_req *req 60 #define SYSCTL_NODE(name,...) struct { } name __used 61 #define SYSCTL_INT(...) 62 #define SYSCTL_UINT(...) 63 #define SYSCTL_PROC(...) 64 #define SYSCTL_ADD_NODE(...) NULL 65 #define SYSCTL_ADD_U16(...) NULL 66 #define SYSCTL_ADD_PROC(...) NULL 67 #define sysctl_handle_int(...) EOPNOTSUPP 68 #define sysctl_handle_string(...) EOPNOTSUPP 69 #define sysctl_ctx_init(ctx) do { (void)(ctx); } while (0) 70 #define sysctl_ctx_free(ctx) do { (void)(ctx); } while (0) 71 #define TUNABLE_INT(...) 72 #define MALLOC_DECLARE(...) 73 #define MALLOC_DEFINE(...) 74 #define EVENTHANDLER_DECLARE(...) 75 #define EVENTHANDLER_INVOKE(...) 76 #define KASSERT(...) 77 #define SCHEDULER_STOPPED(x) (0) 78 #define PI_SWI(...) (0) 79 #define UNIQ_NAME(x) x 80 #define UNIQ_NAME_STR(x) #x 81 #define DEVCLASS_MAXUNIT 32 82 #define MOD_LOAD 1 83 #define MOD_UNLOAD 2 84 #define DEVMETHOD(what,func) { #what, (void *)&func } 85 #define DEVMETHOD_END {0,0} 86 #define EARLY_DRIVER_MODULE(a, b, c, d, e, f, g) DRIVER_MODULE(a, b, c, d, e, f) 87 #define DRIVER_MODULE(name, busname, driver, devclass, evh, arg) \ 88 static struct module_data bsd_##name##_##busname##_driver_mod = { \ 89 evh, arg, #busname, #name, #busname "/" #name, \ 90 &driver, &devclass, { 0, 0 } }; \ 91 SYSINIT(bsd_##name##_##busname##_driver_mod, SI_SUB_DRIVERS, \ 92 SI_ORDER_MIDDLE, module_register, \ 93 &bsd_##name##_##busname##_driver_mod) 94 #define SYSINIT(uniq, subs, order, _func, _data) \ 95 const struct sysinit UNIQ_NAME(sysinit_##uniq) = { \ 96 .func = (_func), \ 97 .data = __DECONST(void *, _data) \ 98 }; \ 99 SYSINIT_ENTRY(uniq##_entry, "sysinit", (subs), \ 100 (order), "const struct sysinit", \ 101 UNIQ_NAME_STR(sysinit_##uniq), "SYSINIT") 102 103 #define SYSUNINIT(uniq, subs, order, _func, _data) \ 104 const struct sysinit UNIQ_NAME(sysuninit_##uniq) = { \ 105 .func = (_func), \ 106 .data = __DECONST(void *, _data) \ 107 }; \ 108 SYSINIT_ENTRY(uniq##_entry, "sysuninit", (subs), \ 109 (order), "const struct sysuninit", \ 110 UNIQ_NAME_STR(sysuninit_##uniq), "SYSUNINIT") 111 #define MODULE_DEPEND(...) 112 #define MODULE_VERSION(...) 113 #define NULL ((void *)0) 114 #define BUS_SPACE_BARRIER_READ 0x01 115 #define BUS_SPACE_BARRIER_WRITE 0x02 116 #define hz 1000 117 #undef PAGE_SIZE 118 #define PAGE_SIZE 4096 119 #undef MIN 120 #define MIN(a,b) (((a) < (b)) ? (a) : (b)) 121 #undef MAX 122 #define MAX(a,b) (((a) > (b)) ? (a) : (b)) 123 #define MTX_DEF 0 124 #define MTX_SPIN 0 125 #define MTX_RECURSE 0 126 #define SX_DUPOK 0 127 #define SX_NOWITNESS 0 128 #define WITNESS_WARN(...) 129 #define cold 0 130 #define BUS_PROBE_GENERIC 0 131 #define BUS_PROBE_DEFAULT (-20) 132 #define CALLOUT_RETURNUNLOCKED 0x1 133 #undef ffs 134 #define ffs(x) __builtin_ffs(x) 135 #undef va_list 136 #define va_list __builtin_va_list 137 #undef va_size 138 #define va_size(type) __builtin_va_size(type) 139 #undef va_start 140 #define va_start(ap, last) __builtin_va_start(ap, last) 141 #undef va_end 142 #define va_end(ap) __builtin_va_end(ap) 143 #undef va_arg 144 #define va_arg(ap, type) __builtin_va_arg((ap), type) 145 #define DEVICE_ATTACH(dev, ...) \ 146 (((device_attach_t *)(device_get_method(dev, "device_attach")))(dev,## __VA_ARGS__)) 147 #define DEVICE_DETACH(dev, ...) \ 148 (((device_detach_t *)(device_get_method(dev, "device_detach")))(dev,## __VA_ARGS__)) 149 #define DEVICE_PROBE(dev, ...) \ 150 (((device_probe_t *)(device_get_method(dev, "device_probe")))(dev,## __VA_ARGS__)) 151 #define DEVICE_RESUME(dev, ...) \ 152 (((device_resume_t *)(device_get_method(dev, "device_resume")))(dev,## __VA_ARGS__)) 153 #define DEVICE_SHUTDOWN(dev, ...) \ 154 (((device_shutdown_t *)(device_get_method(dev, "device_shutdown")))(dev,## __VA_ARGS__)) 155 #define DEVICE_SUSPEND(dev, ...) \ 156 (((device_suspend_t *)(device_get_method(dev, "device_suspend")))(dev,## __VA_ARGS__)) 157 #define USB_HANDLE_REQUEST(dev, ...) \ 158 (((usb_handle_request_t *)(device_get_method(dev, "usb_handle_request")))(dev,## __VA_ARGS__)) 159 #define USB_TAKE_CONTROLLER(dev, ...) \ 160 (((usb_take_controller_t *)(device_get_method(dev, "usb_take_controller")))(dev,## __VA_ARGS__)) 161 #define GPIO_PIN_SET(dev, ...) \ 162 (((gpio_pin_set_t *)(device_get_method(dev, "gpio_pin_set")))(dev,## __VA_ARGS__)) 163 #define GPIO_PIN_SETFLAGS(dev, ...) \ 164 (((gpio_pin_setflags_t *)(device_get_method(dev, "gpio_pin_setflags")))(dev,## __VA_ARGS__)) 165 166 enum { 167 SI_SUB_DUMMY = 0x0000000, 168 SI_SUB_LOCK = 0x1B00000, 169 SI_SUB_KLD = 0x2000000, 170 SI_SUB_DRIVERS = 0x3100000, 171 SI_SUB_PSEUDO = 0x7000000, 172 SI_SUB_KICK_SCHEDULER = 0xa000000, 173 SI_SUB_RUN_SCHEDULER = 0xfffffff 174 }; 175 176 enum { 177 SI_ORDER_FIRST = 0x0000000, 178 SI_ORDER_SECOND = 0x0000001, 179 SI_ORDER_THIRD = 0x0000002, 180 SI_ORDER_FOURTH = 0x0000003, 181 SI_ORDER_MIDDLE = 0x1000000, 182 SI_ORDER_ANY = 0xfffffff /* last */ 183 }; 184 185 struct uio; 186 struct thread; 187 struct malloc_type; 188 struct usb_process; 189 190 #ifndef INT32_MAX 191 #define INT32_MAX 0x7fffffff 192 #endif 193 194 #ifndef HAVE_STANDARD_DEFS 195 #define _UINT8_T_DECLARED 196 typedef unsigned char uint8_t; 197 #define _INT8_T_DECLARED 198 typedef signed char int8_t; 199 #define _UINT16_T_DECLARED 200 typedef unsigned short uint16_t; 201 #define _INT16_T_DECLARED 202 typedef signed short int16_t; 203 #define _UINT32_T_DECLARED 204 typedef unsigned int uint32_t; 205 #define _INT32_T_DECLARED 206 typedef signed int int32_t; 207 #define _UINT64_T_DECLARED 208 #ifndef __LP64__ 209 typedef unsigned long long uint64_t; 210 #else 211 typedef unsigned long uint64_t; 212 #endif 213 #define _INT64_T_DECLARED 214 #ifndef __LP64__ 215 typedef signed long long int64_t; 216 #else 217 typedef signed long int64_t; 218 #endif 219 220 typedef uint16_t uid_t; 221 typedef uint16_t gid_t; 222 typedef uint16_t mode_t; 223 224 typedef uint8_t *caddr_t; 225 #define _UINTPTR_T_DECLARED 226 typedef unsigned long uintptr_t; 227 228 #define _SIZE_T_DECLARED 229 typedef unsigned long size_t; 230 typedef unsigned long u_long; 231 #endif 232 233 typedef unsigned long bus_addr_t; 234 typedef unsigned long bus_size_t; 235 236 typedef struct bus_dma_segment { 237 bus_addr_t ds_addr; /* DMA address */ 238 bus_size_t ds_len; /* length of transfer */ 239 } bus_dma_segment_t; 240 241 struct bus_dma_tag { 242 uint32_t alignment; 243 uint32_t maxsize; 244 }; 245 246 typedef void *bus_dmamap_t; 247 typedef struct bus_dma_tag *bus_dma_tag_t; 248 249 typedef enum { 250 BUS_DMA_LOCK = 0x01, 251 BUS_DMA_UNLOCK = 0x02, 252 } bus_dma_lock_op_t; 253 254 typedef void *bus_space_tag_t; 255 typedef uint8_t *bus_space_handle_t; 256 typedef int bus_dma_filter_t(void *, bus_addr_t); 257 typedef void bus_dma_lock_t(void *, bus_dma_lock_op_t); 258 259 #ifndef __bool_true_false_are_defined 260 #define __bool_true_false_are_defined 261 typedef _Bool bool; 262 #define true 1 263 #define false 0 264 #endif 265 266 /* SYSINIT API */ 267 268 #include <sysinit.h> 269 270 struct sysinit { 271 void (*func) (void *arg); 272 void *data; 273 }; 274 275 /* MUTEX API */ 276 277 struct mtx { 278 int owned; 279 struct mtx *parent; 280 }; 281 282 #define mtx_assert(...) do { } while (0) 283 void mtx_init(struct mtx *, const char *, const char *, int); 284 void mtx_lock(struct mtx *); 285 void mtx_unlock(struct mtx *); 286 #define mtx_lock_spin(x) mtx_lock(x) 287 #define mtx_unlock_spin(x) mtx_unlock(x) 288 int mtx_owned(struct mtx *); 289 void mtx_destroy(struct mtx *); 290 291 extern struct mtx Giant; 292 293 /* SX API */ 294 295 struct sx { 296 int owned; 297 }; 298 299 #define sx_assert(...) do { } while (0) 300 #define sx_init(...) sx_init_flags(__VA_ARGS__, 0) 301 void sx_init_flags(struct sx *, const char *, int); 302 void sx_destroy(struct sx *); 303 void sx_xlock(struct sx *); 304 void sx_xunlock(struct sx *); 305 int sx_xlocked(struct sx *); 306 307 /* CONDVAR API */ 308 309 struct cv { 310 int sleeping; 311 }; 312 313 void cv_init(struct cv *, const char *desc); 314 void cv_destroy(struct cv *); 315 void cv_wait(struct cv *, struct mtx *); 316 int cv_timedwait(struct cv *, struct mtx *, int); 317 void cv_signal(struct cv *); 318 void cv_broadcast(struct cv *); 319 320 /* CALLOUT API */ 321 322 typedef void callout_fn_t (void *); 323 324 extern volatile int ticks; 325 326 struct callout { 327 LIST_ENTRY(callout) entry; 328 callout_fn_t *c_func; 329 void *c_arg; 330 struct mtx *mtx; 331 int flags; 332 int timeout; 333 }; 334 335 void callout_init_mtx(struct callout *, struct mtx *, int); 336 void callout_reset(struct callout *, int, callout_fn_t *, void *); 337 void callout_stop(struct callout *); 338 void callout_drain(struct callout *); 339 int callout_pending(struct callout *); 340 void callout_process(int timeout); 341 342 /* DEVICE API */ 343 344 struct driver; 345 struct devclass; 346 struct device; 347 struct module; 348 struct module_data; 349 350 typedef struct driver driver_t; 351 typedef struct devclass *devclass_t; 352 typedef struct device *device_t; 353 typedef void (driver_intr_t)(void *arg); 354 typedef int (driver_filter_t)(void *arg); 355 #define FILTER_STRAY 0x01 356 #define FILTER_HANDLED 0x02 357 #define FILTER_SCHEDULE_THREAD 0x04 358 359 typedef int device_attach_t (device_t dev); 360 typedef int device_detach_t (device_t dev); 361 typedef int device_resume_t (device_t dev); 362 typedef int device_shutdown_t (device_t dev); 363 typedef int device_probe_t (device_t dev); 364 typedef int device_suspend_t (device_t dev); 365 typedef int gpio_pin_set_t (device_t dev, uint32_t, unsigned int); 366 typedef int gpio_pin_setflags_t (device_t dev, uint32_t, uint32_t); 367 368 typedef int bus_child_location_str_t (device_t parent, device_t child, char *buf, size_t buflen); 369 typedef int bus_child_pnpinfo_str_t (device_t parent, device_t child, char *buf, size_t buflen); 370 typedef void bus_driver_added_t (device_t dev, driver_t *driver); 371 372 struct device_method { 373 const char *desc; 374 void *const func; 375 }; 376 377 typedef struct device_method device_method_t; 378 379 struct device { 380 TAILQ_HEAD(device_list, device) dev_children; 381 TAILQ_ENTRY(device) dev_link; 382 383 struct device *dev_parent; 384 const struct module_data *dev_module; 385 void *dev_sc; 386 void *dev_aux; 387 driver_filter_t *dev_irq_filter; 388 driver_intr_t *dev_irq_fn; 389 void *dev_irq_arg; 390 391 uint16_t dev_unit; 392 393 char dev_nameunit[64]; 394 char dev_desc[64]; 395 396 uint8_t dev_res_alloc:1; 397 uint8_t dev_quiet:1; 398 uint8_t dev_softc_set:1; 399 uint8_t dev_softc_alloc:1; 400 uint8_t dev_attached:1; 401 uint8_t dev_fixed_class:1; 402 uint8_t dev_unit_manual:1; 403 }; 404 405 struct devclass { 406 device_t dev_list[DEVCLASS_MAXUNIT]; 407 }; 408 409 struct driver { 410 const char *name; 411 const struct device_method *methods; 412 uint32_t size; 413 }; 414 415 struct module_data { 416 int (*callback) (struct module *, int, void *arg); 417 void *arg; 418 const char *bus_name; 419 const char *mod_name; 420 const char *long_name; 421 const struct driver *driver; 422 struct devclass **devclass_pp; 423 TAILQ_ENTRY(module_data) entry; 424 }; 425 426 device_t device_get_parent(device_t dev); 427 void *device_get_method(device_t dev, const char *what); 428 const char *device_get_name(device_t dev); 429 const char *device_get_nameunit(device_t dev); 430 431 #define device_printf(dev, fmt,...) \ 432 printf("%s: " fmt, device_get_nameunit(dev),## __VA_ARGS__) 433 device_t device_add_child(device_t dev, const char *name, int unit); 434 void device_quiet(device_t dev); 435 void device_set_interrupt(device_t dev, driver_filter_t *, driver_intr_t *, void *); 436 void device_run_interrupts(device_t parent); 437 void device_set_ivars(device_t dev, void *ivars); 438 void *device_get_ivars(device_t dev); 439 const char *device_get_desc(device_t dev); 440 int device_probe_and_attach(device_t dev); 441 int device_detach(device_t dev); 442 void *device_get_softc(device_t dev); 443 void device_set_softc(device_t dev, void *softc); 444 int device_delete_child(device_t dev, device_t child); 445 int device_delete_children(device_t dev); 446 int device_is_attached(device_t dev); 447 void device_set_desc(device_t dev, const char *desc); 448 void device_set_desc_copy(device_t dev, const char *desc); 449 int device_get_unit(device_t dev); 450 void *devclass_get_softc(devclass_t dc, int unit); 451 int devclass_get_maxunit(devclass_t dc); 452 device_t devclass_get_device(devclass_t dc, int unit); 453 devclass_t devclass_find(const char *classname); 454 455 #define bus_get_dma_tag(...) (NULL) 456 int bus_generic_detach(device_t dev); 457 int bus_generic_resume(device_t dev); 458 int bus_generic_shutdown(device_t dev); 459 int bus_generic_suspend(device_t dev); 460 int bus_generic_print_child(device_t dev, device_t child); 461 void bus_generic_driver_added(device_t dev, driver_t *driver); 462 int bus_space_subregion(bus_space_tag_t t, bus_space_handle_t bsh, 463 bus_size_t offset, bus_size_t size, bus_space_handle_t *nbshp); 464 465 /* BUS SPACE API */ 466 467 void bus_space_write_1(bus_space_tag_t t, bus_space_handle_t h, bus_size_t offset, uint8_t data); 468 void bus_space_write_2(bus_space_tag_t t, bus_space_handle_t h, bus_size_t offset, uint16_t data); 469 void bus_space_write_4(bus_space_tag_t t, bus_space_handle_t h, bus_size_t offset, uint32_t data); 470 471 uint8_t bus_space_read_1(bus_space_tag_t t, bus_space_handle_t h, bus_size_t offset); 472 uint16_t bus_space_read_2(bus_space_tag_t t, bus_space_handle_t h, bus_size_t offset); 473 uint32_t bus_space_read_4(bus_space_tag_t t, bus_space_handle_t h, bus_size_t offset); 474 475 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); 476 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); 477 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); 478 479 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); 480 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); 481 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); 482 483 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); 484 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); 485 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); 486 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); 487 488 void bus_space_barrier(bus_space_tag_t space, bus_space_handle_t handle, bus_size_t offset, bus_size_t length, int flags); 489 490 void module_register(void *); 491 492 /* LIB-C */ 493 494 void *memset(void *, int, size_t len); 495 void *memcpy(void *, const void *, size_t len); 496 int printf(const char *,...) __printflike(1, 2); 497 int snprintf(char *restrict str, size_t size, const char *restrict format,...) __printflike(3, 4); 498 size_t strlen(const char *s); 499 500 /* MALLOC API */ 501 502 #undef malloc 503 #define malloc(s,x,f) usb_malloc(s) 504 void *usb_malloc(size_t); 505 506 #undef free 507 #define free(p,x) usb_free(p) 508 void usb_free(void *); 509 510 #define strdup(p,x) usb_strdup(p) 511 char *usb_strdup(const char *str); 512 513 /* ENDIANNESS */ 514 515 #ifndef HAVE_ENDIAN_DEFS 516 517 /* Assume little endian */ 518 519 #define htole64(x) ((uint64_t)(x)) 520 #define le64toh(x) ((uint64_t)(x)) 521 522 #define htole32(x) ((uint32_t)(x)) 523 #define le32toh(x) ((uint32_t)(x)) 524 525 #define htole16(x) ((uint16_t)(x)) 526 #define le16toh(x) ((uint16_t)(x)) 527 528 #define be32toh(x) ((uint32_t)(x)) 529 #define htobe32(x) ((uint32_t)(x)) 530 531 #else 532 #include <sys/endian.h> 533 #endif 534 535 /* USB */ 536 537 typedef int usb_handle_request_t (device_t dev, const void *req, void **pptr, uint16_t *plen, uint16_t offset, uint8_t *pstate); 538 typedef int usb_take_controller_t (device_t dev); 539 540 void usb_idle(void); 541 void usb_init(void); 542 void usb_uninit(void); 543 544 /* set some defaults */ 545 546 #ifndef USB_POOL_SIZE 547 #define USB_POOL_SIZE (1024*1024) /* 1 MByte */ 548 #endif 549 550 int pause(const char *, int); 551 void DELAY(unsigned int); 552 553 /* OTHER */ 554 555 struct selinfo { 556 }; 557 558 /* SYSTEM STARTUP API */ 559 560 extern const void *sysinit_data[]; 561 extern const void *sysuninit_data[]; 562 563 /* Resources */ 564 565 enum intr_type { 566 INTR_TYPE_TTY = 1, 567 INTR_TYPE_BIO = 2, 568 INTR_TYPE_NET = 4, 569 INTR_TYPE_CAM = 8, 570 INTR_TYPE_MISC = 16, 571 INTR_TYPE_CLK = 32, 572 INTR_TYPE_AV = 64, 573 INTR_EXCL = 256, /* exclusive interrupt */ 574 INTR_MPSAFE = 512, /* this interrupt is SMP safe */ 575 INTR_ENTROPY = 1024, /* this interrupt provides entropy */ 576 INTR_MD1 = 4096, /* flag reserved for MD use */ 577 INTR_MD2 = 8192, /* flag reserved for MD use */ 578 INTR_MD3 = 16384, /* flag reserved for MD use */ 579 INTR_MD4 = 32768 /* flag reserved for MD use */ 580 }; 581 582 struct resource_i { 583 u_long r_start; /* index of the first entry in this resource */ 584 u_long r_end; /* index of the last entry (inclusive) */ 585 }; 586 587 struct resource { 588 struct resource_i *__r_i; 589 bus_space_tag_t r_bustag; /* bus_space tag */ 590 bus_space_handle_t r_bushandle; /* bus_space handle */ 591 }; 592 593 struct resource_spec { 594 int type; 595 int rid; 596 int flags; 597 }; 598 599 #define SYS_RES_IRQ 1 /* interrupt lines */ 600 #define SYS_RES_DRQ 2 /* isa dma lines */ 601 #define SYS_RES_MEMORY 3 /* i/o memory */ 602 #define SYS_RES_IOPORT 4 /* i/o ports */ 603 604 #define RF_ALLOCATED 0x0001 /* resource has been reserved */ 605 #define RF_ACTIVE 0x0002 /* resource allocation has been activated */ 606 #define RF_SHAREABLE 0x0004 /* resource permits contemporaneous sharing */ 607 #define RF_SPARE1 0x0008 608 #define RF_SPARE2 0x0010 609 #define RF_FIRSTSHARE 0x0020 /* first in sharing list */ 610 #define RF_PREFETCHABLE 0x0040 /* resource is prefetchable */ 611 #define RF_OPTIONAL 0x0080 /* for bus_alloc_resources() */ 612 613 int bus_alloc_resources(device_t, struct resource_spec *, struct resource **); 614 int bus_release_resource(device_t, int, int, struct resource *); 615 void bus_release_resources(device_t, const struct resource_spec *, 616 struct resource **); 617 struct resource *bus_alloc_resource_any(device_t, int, int *, unsigned int); 618 int bus_generic_attach(device_t); 619 bus_space_tag_t rman_get_bustag(struct resource *); 620 bus_space_handle_t rman_get_bushandle(struct resource *); 621 u_long rman_get_size(struct resource *); 622 int bus_setup_intr(device_t, struct resource *, int, driver_filter_t, 623 driver_intr_t, void *, void **); 624 int bus_teardown_intr(device_t, struct resource *, void *); 625 int ofw_bus_status_okay(device_t); 626 int ofw_bus_is_compatible(device_t, char *); 627 628 extern int (*bus_alloc_resource_any_cb)(struct resource *res, device_t dev, 629 int type, int *rid, unsigned int flags); 630 extern int (*ofw_bus_status_ok_cb)(device_t dev); 631 extern int (*ofw_bus_is_compatible_cb)(device_t dev, char *name); 632 633 #ifndef strlcpy 634 #define strlcpy(d,s,n) snprintf((d),(n),"%s",(s)) 635 #endif 636 637 /* Should be defined in user application since it is machine-dependent */ 638 extern int delay(unsigned int); 639 640 /* BUS dma */ 641 #define BUS_SPACE_MAXADDR_24BIT 0xFFFFFF 642 #define BUS_SPACE_MAXADDR_32BIT 0xFFFFFFFF 643 #define BUS_SPACE_MAXADDR 0xFFFFFFFF 644 #define BUS_SPACE_MAXSIZE_24BIT 0xFFFFFF 645 #define BUS_SPACE_MAXSIZE_32BIT 0xFFFFFFFF 646 #define BUS_SPACE_MAXSIZE 0xFFFFFFFF 647 648 #define BUS_DMA_WAITOK 0x00 /* safe to sleep (pseudo-flag) */ 649 #define BUS_DMA_NOWAIT 0x01 /* not safe to sleep */ 650 #define BUS_DMA_ALLOCNOW 0x02 /* perform resource allocation now */ 651 #define BUS_DMA_COHERENT 0x04 /* hint: map memory in a coherent way */ 652 #define BUS_DMA_ZERO 0x08 /* allocate zero'ed memory */ 653 #define BUS_DMA_BUS1 0x10 /* placeholders for bus functions... */ 654 #define BUS_DMA_BUS2 0x20 655 #define BUS_DMA_BUS3 0x40 656 #define BUS_DMA_BUS4 0x80 657 658 typedef void bus_dmamap_callback_t(void *, bus_dma_segment_t *, int, int); 659 660 int 661 bus_dma_tag_create(bus_dma_tag_t parent, bus_size_t alignment, 662 bus_size_t boundary, bus_addr_t lowaddr, 663 bus_addr_t highaddr, bus_dma_filter_t *filter, 664 void *filterarg, bus_size_t maxsize, int nsegments, 665 bus_size_t maxsegsz, int flags, bus_dma_lock_t *lockfunc, 666 void *lockfuncarg, bus_dma_tag_t *dmat); 667 668 int bus_dmamem_alloc(bus_dma_tag_t dmat, void** vaddr, int flags, 669 bus_dmamap_t *mapp); 670 void bus_dmamem_free(bus_dma_tag_t dmat, void *vaddr, bus_dmamap_t map); 671 int bus_dma_tag_destroy(bus_dma_tag_t dmat); 672 673 #endif /* _BSD_KERNEL_H_ */ 674