1/* $FreeBSD: stable/11/stand/kshim/bsd_kernel.h 329183 2018-02-12 20:51:28Z kevans $ */ 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(...) 53struct sysctl_ctx_list { 54}; 55struct 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 } }; \ 91SYSINIT(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) \ 95const struct sysinit UNIQ_NAME(sysinit_##uniq) = { \ 96 .func = (_func), \ 97 .data = __DECONST(void *, _data) \ 98}; \ 99SYSINIT_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) \ 104const struct sysinit UNIQ_NAME(sysuninit_##uniq) = { \ 105 .func = (_func), \ 106 .data = __DECONST(void *, _data) \ 107}; \ 108SYSINIT_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 166enum { 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 176enum { 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 185struct uio; 186struct thread; 187struct malloc_type; 188struct 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 196typedef unsigned char uint8_t; 197#define _INT8_T_DECLARED 198typedef signed char int8_t; 199#define _UINT16_T_DECLARED 200typedef unsigned short uint16_t; 201#define _INT16_T_DECLARED 202typedef signed short int16_t; 203#define _UINT32_T_DECLARED 204typedef unsigned int uint32_t; 205#define _INT32_T_DECLARED 206typedef signed int int32_t; 207#define _UINT64_T_DECLARED 208typedef unsigned long long uint64_t; 209#define _INT16_T_DECLARED 210typedef signed long long int64_t; 211 212typedef uint16_t uid_t; 213typedef uint16_t gid_t; 214typedef uint16_t mode_t; 215 216typedef uint8_t *caddr_t; 217#define _UINTPTR_T_DECLARED 218typedef unsigned long uintptr_t; 219 220#define _SIZE_T_DECLARED 221typedef unsigned long size_t; 222typedef unsigned long u_long; 223#endif 224 225typedef unsigned long bus_addr_t; 226typedef unsigned long bus_size_t; 227 228typedef struct bus_dma_segment { 229 bus_addr_t ds_addr; /* DMA address */ 230 bus_size_t ds_len; /* length of transfer */ 231} bus_dma_segment_t; 232 233struct bus_dma_tag { 234 uint32_t alignment; 235 uint32_t maxsize; 236}; 237 238typedef void *bus_dmamap_t; 239typedef struct bus_dma_tag *bus_dma_tag_t; 240 241typedef enum { 242 BUS_DMA_LOCK = 0x01, 243 BUS_DMA_UNLOCK = 0x02, 244} bus_dma_lock_op_t; 245 246typedef void *bus_space_tag_t; 247typedef uint8_t *bus_space_handle_t; 248typedef int bus_dma_filter_t(void *, bus_addr_t); 249typedef void bus_dma_lock_t(void *, bus_dma_lock_op_t); 250 251typedef uint32_t bool; 252 253/* SYSINIT API */ 254 255#include <sysinit.h> 256 257struct sysinit { 258 void (*func) (void *arg); 259 void *data; 260}; 261 262/* MUTEX API */ 263 264struct mtx { 265 int owned; 266 struct mtx *parent; 267}; 268 269#define mtx_assert(...) do { } while (0) 270void mtx_init(struct mtx *, const char *, const char *, int); 271void mtx_lock(struct mtx *); 272void mtx_unlock(struct mtx *); 273#define mtx_lock_spin(x) mtx_lock(x) 274#define mtx_unlock_spin(x) mtx_unlock(x) 275int mtx_owned(struct mtx *); 276void mtx_destroy(struct mtx *); 277 278extern struct mtx Giant; 279 280/* SX API */ 281 282struct sx { 283 int owned; 284}; 285 286#define sx_assert(...) do { } while (0) 287#define sx_init(...) sx_init_flags(__VA_ARGS__, 0) 288void sx_init_flags(struct sx *, const char *, int); 289void sx_destroy(struct sx *); 290void sx_xlock(struct sx *); 291void sx_xunlock(struct sx *); 292int sx_xlocked(struct sx *); 293 294/* CONDVAR API */ 295 296struct cv { 297 int sleeping; 298}; 299 300void cv_init(struct cv *, const char *desc); 301void cv_destroy(struct cv *); 302void cv_wait(struct cv *, struct mtx *); 303int cv_timedwait(struct cv *, struct mtx *, int); 304void cv_signal(struct cv *); 305void cv_broadcast(struct cv *); 306 307/* CALLOUT API */ 308 309typedef void callout_fn_t (void *); 310 311extern volatile int ticks; 312 313struct callout { 314 LIST_ENTRY(callout) entry; 315 callout_fn_t *c_func; 316 void *c_arg; 317 struct mtx *mtx; 318 int flags; 319 int timeout; 320}; 321 322void callout_init_mtx(struct callout *, struct mtx *, int); 323void callout_reset(struct callout *, int, callout_fn_t *, void *); 324void callout_stop(struct callout *); 325void callout_drain(struct callout *); 326int callout_pending(struct callout *); 327void callout_process(int timeout); 328 329/* DEVICE API */ 330 331struct driver; 332struct devclass; 333struct device; 334struct module; 335struct module_data; 336 337typedef struct driver driver_t; 338typedef struct devclass *devclass_t; 339typedef struct device *device_t; 340typedef void (driver_intr_t)(void *arg); 341typedef int (driver_filter_t)(void *arg); 342#define FILTER_STRAY 0x01 343#define FILTER_HANDLED 0x02 344#define FILTER_SCHEDULE_THREAD 0x04 345 346typedef int device_attach_t (device_t dev); 347typedef int device_detach_t (device_t dev); 348typedef int device_resume_t (device_t dev); 349typedef int device_shutdown_t (device_t dev); 350typedef int device_probe_t (device_t dev); 351typedef int device_suspend_t (device_t dev); 352typedef int gpio_pin_set_t (device_t dev, uint32_t, unsigned int); 353typedef int gpio_pin_setflags_t (device_t dev, uint32_t, uint32_t); 354 355typedef int bus_child_location_str_t (device_t parent, device_t child, char *buf, size_t buflen); 356typedef int bus_child_pnpinfo_str_t (device_t parent, device_t child, char *buf, size_t buflen); 357typedef void bus_driver_added_t (device_t dev, driver_t *driver); 358 359struct device_method { 360 const char *desc; 361 void *const func; 362}; 363 364typedef struct device_method device_method_t; 365 366struct device { 367 TAILQ_HEAD(device_list, device) dev_children; 368 TAILQ_ENTRY(device) dev_link; 369 370 struct device *dev_parent; 371 const struct module_data *dev_module; 372 void *dev_sc; 373 void *dev_aux; 374 driver_filter_t *dev_irq_filter; 375 driver_intr_t *dev_irq_fn; 376 void *dev_irq_arg; 377 378 uint16_t dev_unit; 379 380 char dev_nameunit[64]; 381 char dev_desc[64]; 382 383 uint8_t dev_res_alloc:1; 384 uint8_t dev_quiet:1; 385 uint8_t dev_softc_set:1; 386 uint8_t dev_softc_alloc:1; 387 uint8_t dev_attached:1; 388 uint8_t dev_fixed_class:1; 389 uint8_t dev_unit_manual:1; 390}; 391 392struct devclass { 393 device_t dev_list[DEVCLASS_MAXUNIT]; 394}; 395 396struct driver { 397 const char *name; 398 const struct device_method *methods; 399 uint32_t size; 400}; 401 402struct module_data { 403 int (*callback) (struct module *, int, void *arg); 404 void *arg; 405 const char *bus_name; 406 const char *mod_name; 407 const char *long_name; 408 const struct driver *driver; 409 struct devclass **devclass_pp; 410 TAILQ_ENTRY(module_data) entry; 411}; 412 413device_t device_get_parent(device_t dev); 414void *device_get_method(device_t dev, const char *what); 415const char *device_get_name(device_t dev); 416const char *device_get_nameunit(device_t dev); 417 418#define device_printf(dev, fmt,...) \ 419 printf("%s: " fmt, device_get_nameunit(dev),## __VA_ARGS__) 420device_t device_add_child(device_t dev, const char *name, int unit); 421void device_quiet(device_t dev); 422void device_set_interrupt(device_t dev, driver_filter_t *, driver_intr_t *, void *); 423void device_run_interrupts(device_t parent); 424void device_set_ivars(device_t dev, void *ivars); 425void *device_get_ivars(device_t dev); 426const char *device_get_desc(device_t dev); 427int device_probe_and_attach(device_t dev); 428int device_detach(device_t dev); 429void *device_get_softc(device_t dev); 430void device_set_softc(device_t dev, void *softc); 431int device_delete_child(device_t dev, device_t child); 432int device_delete_children(device_t dev); 433int device_is_attached(device_t dev); 434void device_set_desc(device_t dev, const char *desc); 435void device_set_desc_copy(device_t dev, const char *desc); 436int device_get_unit(device_t dev); 437void *devclass_get_softc(devclass_t dc, int unit); 438int devclass_get_maxunit(devclass_t dc); 439device_t devclass_get_device(devclass_t dc, int unit); 440devclass_t devclass_find(const char *classname); 441 442#define bus_get_dma_tag(...) (NULL) 443int bus_generic_detach(device_t dev); 444int bus_generic_resume(device_t dev); 445int bus_generic_shutdown(device_t dev); 446int bus_generic_suspend(device_t dev); 447int bus_generic_print_child(device_t dev, device_t child); 448void bus_generic_driver_added(device_t dev, driver_t *driver); 449int bus_space_subregion(bus_space_tag_t t, bus_space_handle_t bsh, 450 bus_size_t offset, bus_size_t size, bus_space_handle_t *nbshp); 451 452/* BUS SPACE API */ 453 454void bus_space_write_1(bus_space_tag_t t, bus_space_handle_t h, bus_size_t offset, uint8_t data); 455void bus_space_write_2(bus_space_tag_t t, bus_space_handle_t h, bus_size_t offset, uint16_t data); 456void bus_space_write_4(bus_space_tag_t t, bus_space_handle_t h, bus_size_t offset, uint32_t data); 457 458uint8_t bus_space_read_1(bus_space_tag_t t, bus_space_handle_t h, bus_size_t offset); 459uint16_t bus_space_read_2(bus_space_tag_t t, bus_space_handle_t h, bus_size_t offset); 460uint32_t bus_space_read_4(bus_space_tag_t t, bus_space_handle_t h, bus_size_t offset); 461 462void 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); 463void 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); 464void 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); 465 466void 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); 467void 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); 468void 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); 469 470void 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); 471void 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); 472void 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); 473void 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); 474 475void bus_space_barrier(bus_space_tag_t space, bus_space_handle_t handle, bus_size_t offset, bus_size_t length, int flags); 476 477void module_register(void *); 478 479/* LIB-C */ 480 481void *memset(void *, int, size_t len); 482void *memcpy(void *, const void *, size_t len); 483int printf(const char *,...) __printflike(1, 2); 484int snprintf(char *restrict str, size_t size, const char *restrict format,...) __printflike(3, 4); 485size_t strlen(const char *s); 486 487/* MALLOC API */ 488 489#undef malloc 490#define malloc(s,x,f) usb_malloc(s) 491void *usb_malloc(size_t); 492 493#undef free 494#define free(p,x) usb_free(p) 495void usb_free(void *); 496 497#define strdup(p,x) usb_strdup(p) 498char *usb_strdup(const char *str); 499 500/* ENDIANNESS */ 501 502#ifndef HAVE_ENDIAN_DEFS 503 504/* Assume little endian */ 505 506#define htole64(x) ((uint64_t)(x)) 507#define le64toh(x) ((uint64_t)(x)) 508 509#define htole32(x) ((uint32_t)(x)) 510#define le32toh(x) ((uint32_t)(x)) 511 512#define htole16(x) ((uint16_t)(x)) 513#define le16toh(x) ((uint16_t)(x)) 514 515#define be32toh(x) ((uint32_t)(x)) 516#define htobe32(x) ((uint32_t)(x)) 517 518#else 519#include <sys/endian.h> 520#endif 521 522/* USB */ 523 524typedef int usb_handle_request_t (device_t dev, const void *req, void **pptr, uint16_t *plen, uint16_t offset, uint8_t *pstate); 525typedef int usb_take_controller_t (device_t dev); 526 527void usb_idle(void); 528void usb_init(void); 529void usb_uninit(void); 530 531/* set some defaults */ 532 533#ifndef USB_POOL_SIZE 534#define USB_POOL_SIZE (1024*1024) /* 1 MByte */ 535#endif 536 537int pause(const char *, int); 538void DELAY(unsigned int); 539 540/* OTHER */ 541 542struct selinfo { 543}; 544 545/* SYSTEM STARTUP API */ 546 547extern const void *sysinit_data[]; 548extern const void *sysuninit_data[]; 549 550/* Resources */ 551 552enum intr_type { 553 INTR_TYPE_TTY = 1, 554 INTR_TYPE_BIO = 2, 555 INTR_TYPE_NET = 4, 556 INTR_TYPE_CAM = 8, 557 INTR_TYPE_MISC = 16, 558 INTR_TYPE_CLK = 32, 559 INTR_TYPE_AV = 64, 560 INTR_EXCL = 256, /* exclusive interrupt */ 561 INTR_MPSAFE = 512, /* this interrupt is SMP safe */ 562 INTR_ENTROPY = 1024, /* this interrupt provides entropy */ 563 INTR_MD1 = 4096, /* flag reserved for MD use */ 564 INTR_MD2 = 8192, /* flag reserved for MD use */ 565 INTR_MD3 = 16384, /* flag reserved for MD use */ 566 INTR_MD4 = 32768 /* flag reserved for MD use */ 567}; 568 569struct resource_i { 570 u_long r_start; /* index of the first entry in this resource */ 571 u_long r_end; /* index of the last entry (inclusive) */ 572}; 573 574struct resource { 575 struct resource_i *__r_i; 576 bus_space_tag_t r_bustag; /* bus_space tag */ 577 bus_space_handle_t r_bushandle; /* bus_space handle */ 578}; 579 580struct resource_spec { 581 int type; 582 int rid; 583 int flags; 584}; 585 586#define SYS_RES_IRQ 1 /* interrupt lines */ 587#define SYS_RES_DRQ 2 /* isa dma lines */ 588#define SYS_RES_MEMORY 3 /* i/o memory */ 589#define SYS_RES_IOPORT 4 /* i/o ports */ 590 591#define RF_ALLOCATED 0x0001 /* resource has been reserved */ 592#define RF_ACTIVE 0x0002 /* resource allocation has been activated */ 593#define RF_SHAREABLE 0x0004 /* resource permits contemporaneous sharing */ 594#define RF_SPARE1 0x0008 595#define RF_SPARE2 0x0010 596#define RF_FIRSTSHARE 0x0020 /* first in sharing list */ 597#define RF_PREFETCHABLE 0x0040 /* resource is prefetchable */ 598#define RF_OPTIONAL 0x0080 /* for bus_alloc_resources() */ 599 600int bus_alloc_resources(device_t, struct resource_spec *, struct resource **); 601int bus_release_resource(device_t, int, int, struct resource *); 602void bus_release_resources(device_t, const struct resource_spec *, 603 struct resource **); 604struct resource *bus_alloc_resource_any(device_t, int, int *, unsigned int); 605int bus_generic_attach(device_t); 606bus_space_tag_t rman_get_bustag(struct resource *); 607bus_space_handle_t rman_get_bushandle(struct resource *); 608u_long rman_get_size(struct resource *); 609int bus_setup_intr(device_t, struct resource *, int, driver_filter_t, 610 driver_intr_t, void *, void **); 611int bus_teardown_intr(device_t, struct resource *, void *); 612int ofw_bus_status_okay(device_t); 613int ofw_bus_is_compatible(device_t, char *); 614 615extern int (*bus_alloc_resource_any_cb)(struct resource *res, device_t dev, 616 int type, int *rid, unsigned int flags); 617extern int (*ofw_bus_status_ok_cb)(device_t dev); 618extern int (*ofw_bus_is_compatible_cb)(device_t dev, char *name); 619 620#ifndef strlcpy 621#define strlcpy(d,s,n) snprintf((d),(n),"%s",(s)) 622#endif 623 624/* Should be defined in user application since it is machine-dependent */ 625extern int delay(unsigned int); 626 627/* BUS dma */ 628#define BUS_SPACE_MAXADDR_24BIT 0xFFFFFF 629#define BUS_SPACE_MAXADDR_32BIT 0xFFFFFFFF 630#define BUS_SPACE_MAXADDR 0xFFFFFFFF 631#define BUS_SPACE_MAXSIZE_24BIT 0xFFFFFF 632#define BUS_SPACE_MAXSIZE_32BIT 0xFFFFFFFF 633#define BUS_SPACE_MAXSIZE 0xFFFFFFFF 634 635#define BUS_DMA_WAITOK 0x00 /* safe to sleep (pseudo-flag) */ 636#define BUS_DMA_NOWAIT 0x01 /* not safe to sleep */ 637#define BUS_DMA_ALLOCNOW 0x02 /* perform resource allocation now */ 638#define BUS_DMA_COHERENT 0x04 /* hint: map memory in a coherent way */ 639#define BUS_DMA_ZERO 0x08 /* allocate zero'ed memory */ 640#define BUS_DMA_BUS1 0x10 /* placeholders for bus functions... */ 641#define BUS_DMA_BUS2 0x20 642#define BUS_DMA_BUS3 0x40 643#define BUS_DMA_BUS4 0x80 644 645typedef void bus_dmamap_callback_t(void *, bus_dma_segment_t *, int, int); 646 647int 648bus_dma_tag_create(bus_dma_tag_t parent, bus_size_t alignment, 649 bus_size_t boundary, bus_addr_t lowaddr, 650 bus_addr_t highaddr, bus_dma_filter_t *filter, 651 void *filterarg, bus_size_t maxsize, int nsegments, 652 bus_size_t maxsegsz, int flags, bus_dma_lock_t *lockfunc, 653 void *lockfuncarg, bus_dma_tag_t *dmat); 654 655int bus_dmamem_alloc(bus_dma_tag_t dmat, void** vaddr, int flags, 656 bus_dmamap_t *mapp); 657void bus_dmamem_free(bus_dma_tag_t dmat, void *vaddr, bus_dmamap_t map); 658int bus_dma_tag_destroy(bus_dma_tag_t dmat); 659 660#endif /* _BSD_KERNEL_H_ */ 661