1187500Simp/* $NetBSD: obio.c,v 1.11 2003/07/15 00:25:05 lukem Exp $ */ 2187500Simp 3187500Simp/*- 4187500Simp * Copyright (c) 2001, 2002, 2003 Wasabi Systems, Inc. 5187500Simp * All rights reserved. 6187500Simp * 7187500Simp * Written by Jason R. Thorpe for Wasabi Systems, Inc. 8187500Simp * 9187500Simp * Redistribution and use in source and binary forms, with or without 10187500Simp * modification, are permitted provided that the following conditions 11187500Simp * are met: 12187500Simp * 1. Redistributions of source code must retain the above copyright 13187500Simp * notice, this list of conditions and the following disclaimer. 14187500Simp * 2. Redistributions in binary form must reproduce the above copyright 15187500Simp * notice, this list of conditions and the following disclaimer in the 16187500Simp * documentation and/or other materials provided with the distribution. 17187500Simp * 3. All advertising materials mentioning features or use of this software 18187500Simp * must display the following acknowledgement: 19187500Simp * This product includes software developed for the NetBSD Project by 20187500Simp * Wasabi Systems, Inc. 21187500Simp * 4. The name of Wasabi Systems, Inc. may not be used to endorse 22187500Simp * or promote products derived from this software without specific prior 23187500Simp * written permission. 24187500Simp * 25187500Simp * THIS SOFTWARE IS PROVIDED BY WASABI SYSTEMS, INC. ``AS IS'' AND 26187500Simp * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 27187500Simp * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 28187500Simp * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL WASABI SYSTEMS, INC 29187500Simp * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 30187500Simp * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 31187500Simp * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 32187500Simp * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 33187500Simp * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 34187500Simp * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 35187500Simp * POSSIBILITY OF SUCH DAMAGE. 36187500Simp */ 37187500Simp 38187500Simp#include <sys/cdefs.h> 39187500Simp__FBSDID("$FreeBSD$"); 40187500Simp 41187500Simp#include <sys/param.h> 42187500Simp#include <sys/systm.h> 43187500Simp#include <sys/bus.h> 44187500Simp#include <sys/interrupt.h> 45187500Simp#include <sys/kernel.h> 46187500Simp#include <sys/module.h> 47187500Simp#include <sys/rman.h> 48187500Simp#include <sys/malloc.h> 49187500Simp 50187500Simp#include <machine/bus.h> 51187500Simp 52187500Simp#include <mips/adm5120/adm5120reg.h> 53187500Simp#include <mips/adm5120/obiovar.h> 54187500Simp 55187500Simp/* MIPS HW interrupts of IRQ/FIQ respectively */ 56187500Simp#define ADM5120_INTR 0 57187500Simp#define ADM5120_FAST_INTR 1 58187500Simp 59187500Simp/* Interrupt levels */ 60187500Simp#define INTR_IRQ 0 61187500Simp#define INTR_FIQ 1 62187500Simp 63187500Simpint irq_priorities[NIRQS] = { 64187500Simp INTR_IRQ, /* flash */ 65187500Simp INTR_FIQ, /* uart0 */ 66187500Simp INTR_FIQ, /* uart1 */ 67187500Simp INTR_IRQ, /* ahci */ 68187500Simp INTR_IRQ, /* unknown */ 69187500Simp INTR_IRQ, /* unknown */ 70187500Simp INTR_IRQ, /* unknown */ 71187500Simp INTR_IRQ, /* unknown */ 72187500Simp INTR_IRQ, /* unknown */ 73187500Simp INTR_IRQ, /* admsw */ 74187500Simp INTR_IRQ, /* unknown */ 75187500Simp INTR_IRQ, /* unknown */ 76187500Simp INTR_IRQ, /* unknown */ 77187500Simp INTR_IRQ, /* unknown */ 78187500Simp INTR_IRQ, /* unknown */ 79187500Simp INTR_IRQ, /* unknown */ 80187500Simp INTR_IRQ, /* unknown */ 81187500Simp INTR_IRQ, /* unknown */ 82187500Simp INTR_IRQ, /* unknown */ 83187500Simp INTR_IRQ, /* unknown */ 84187500Simp INTR_IRQ, /* unknown */ 85187500Simp INTR_IRQ, /* unknown */ 86187500Simp INTR_IRQ, /* unknown */ 87187500Simp INTR_IRQ, /* unknown */ 88187500Simp INTR_IRQ, /* unknown */ 89187500Simp INTR_IRQ, /* unknown */ 90187500Simp INTR_IRQ, /* unknown */ 91187500Simp INTR_IRQ, /* unknown */ 92187500Simp INTR_IRQ, /* unknown */ 93187500Simp INTR_IRQ, /* unknown */ 94187500Simp INTR_IRQ, /* unknown */ 95187500Simp INTR_IRQ, /* unknown */ 96187500Simp}; 97187500Simp 98187500Simp 99187500Simp#define REG_READ(o) *((volatile uint32_t *)MIPS_PHYS_TO_KSEG1(ADM5120_BASE_ICU + (o))) 100187500Simp#define REG_WRITE(o,v) (REG_READ(o)) = (v) 101187500Simp 102187500Simpstatic int obio_activate_resource(device_t, device_t, int, int, 103187500Simp struct resource *); 104212413Savgstatic device_t obio_add_child(device_t, u_int, const char *, int); 105187500Simpstatic struct resource * 106187500Simp obio_alloc_resource(device_t, device_t, int, int *, u_long, 107187500Simp u_long, u_long, u_int); 108187500Simpstatic int obio_attach(device_t); 109187500Simpstatic int obio_deactivate_resource(device_t, device_t, int, int, 110187500Simp struct resource *); 111187500Simpstatic struct resource_list * 112187500Simp obio_get_resource_list(device_t, device_t); 113187500Simpstatic void obio_hinted_child(device_t, const char *, int); 114187500Simpstatic int obio_intr(void *); 115187500Simpstatic int obio_probe(device_t); 116187500Simpstatic int obio_release_resource(device_t, device_t, int, int, 117187500Simp struct resource *); 118187500Simpstatic int obio_setup_intr(device_t, device_t, struct resource *, int, 119187500Simp driver_filter_t *, driver_intr_t *, void *, void **); 120187500Simpstatic int obio_teardown_intr(device_t, device_t, struct resource *, 121187500Simp void *); 122187500Simp 123204056Simpstatic void 124204056Simpobio_mask_irq(void *arg) 125204056Simp{ 126204056Simp /* XXX need to write */ 127204056Simp#if 0 128204056Simp unsigned int irq = (unsigned int)arg; 129204056Simp int ip_bit, mask, mask_register; 130204056Simp 131204056Simp /* mask IRQ */ 132204056Simp mask_register = ICU_IRQ_MASK_REG(irq); 133204056Simp ip_bit = ICU_IP_BIT(irq); 134204056Simp 135204056Simp mask = ICU_REG_READ(mask_register); 136204056Simp ICU_REG_WRITE(mask_register, mask | ip_bit); 137204056Simp#endif 138204056Simp} 139204056Simp 140204056Simpstatic void 141204056Simpobio_unmask_irq(void *arg) 142204056Simp{ 143204056Simp /* XXX need to write */ 144204056Simp#if 0 145204056Simp unsigned int irq = (unsigned int)arg; 146204056Simp int ip_bit, mask, mask_register; 147204056Simp 148204056Simp /* unmask IRQ */ 149204056Simp mask_register = ICU_IRQ_MASK_REG(irq); 150204056Simp ip_bit = ICU_IP_BIT(irq); 151204056Simp 152204056Simp mask = ICU_REG_READ(mask_register); 153204056Simp ICU_REG_WRITE(mask_register, mask & ~ip_bit); 154204056Simp#endif 155204056Simp} 156204056Simp 157187500Simpstatic int 158187500Simpobio_probe(device_t dev) 159187500Simp{ 160187500Simp 161265999Sian return (BUS_PROBE_NOWILDCARD); 162187500Simp} 163187500Simp 164187500Simpstatic int 165187500Simpobio_attach(device_t dev) 166187500Simp{ 167187500Simp struct obio_softc *sc = device_get_softc(dev); 168187500Simp int rid; 169187500Simp 170187500Simp sc->oba_mem_rman.rm_type = RMAN_ARRAY; 171187500Simp sc->oba_mem_rman.rm_descr = "OBIO memeory"; 172187500Simp if (rman_init(&sc->oba_mem_rman) != 0 || 173187500Simp rman_manage_region(&sc->oba_mem_rman, OBIO_MEM_START, 174187500Simp OBIO_MEM_START + OBIO_MEM_SIZE) != 0) 175187500Simp panic("obio_attach: failed to set up I/O rman"); 176187500Simp 177187500Simp sc->oba_irq_rman.rm_type = RMAN_ARRAY; 178187500Simp sc->oba_irq_rman.rm_descr = "OBIO IRQ"; 179187500Simp 180187500Simp if (rman_init(&sc->oba_irq_rman) != 0 || 181187500Simp rman_manage_region(&sc->oba_irq_rman, 0, NIRQS-1) != 0) 182187500Simp panic("obio_attach: failed to set up IRQ rman"); 183187500Simp 184187500Simp /* Hook up our interrupt handler. */ 185187500Simp if ((sc->sc_irq = bus_alloc_resource(dev, SYS_RES_IRQ, &rid, 186187500Simp ADM5120_INTR, ADM5120_INTR, 1, 187187500Simp RF_SHAREABLE | RF_ACTIVE)) == NULL) { 188187500Simp device_printf(dev, "unable to allocate IRQ resource\n"); 189187500Simp return (ENXIO); 190187500Simp } 191187500Simp 192187500Simp if ((bus_setup_intr(dev, sc->sc_irq, INTR_TYPE_MISC, obio_intr, NULL, 193187500Simp sc, &sc->sc_ih))) { 194187500Simp device_printf(dev, 195187500Simp "WARNING: unable to register interrupt handler\n"); 196187500Simp return (ENXIO); 197187500Simp } 198187500Simp 199187500Simp /* Hook up our FAST interrupt handler. */ 200187500Simp if ((sc->sc_fast_irq = bus_alloc_resource(dev, SYS_RES_IRQ, &rid, 201187500Simp ADM5120_FAST_INTR, ADM5120_FAST_INTR, 1, 202187500Simp RF_SHAREABLE | RF_ACTIVE)) == NULL) { 203187500Simp device_printf(dev, "unable to allocate IRQ resource\n"); 204187500Simp return (ENXIO); 205187500Simp } 206187500Simp 207187500Simp if ((bus_setup_intr(dev, sc->sc_fast_irq, INTR_TYPE_MISC, obio_intr, 208187500Simp NULL, sc, &sc->sc_fast_ih))) { 209187500Simp device_printf(dev, 210187500Simp "WARNING: unable to register interrupt handler\n"); 211187500Simp return (ENXIO); 212187500Simp } 213187500Simp 214187500Simp /* disable all interrupts */ 215187500Simp REG_WRITE(ICU_ENABLE_REG, ICU_INT_MASK); 216187500Simp 217187500Simp bus_generic_probe(dev); 218187500Simp bus_enumerate_hinted_children(dev); 219187500Simp bus_generic_attach(dev); 220187500Simp 221187500Simp return (0); 222187500Simp} 223187500Simp 224187500Simpstatic struct resource * 225187500Simpobio_alloc_resource(device_t bus, device_t child, int type, int *rid, 226187500Simp u_long start, u_long end, u_long count, u_int flags) 227187500Simp{ 228187500Simp struct obio_softc *sc = device_get_softc(bus); 229187500Simp struct obio_ivar *ivar = device_get_ivars(child); 230187500Simp struct resource *rv; 231187500Simp struct resource_list_entry *rle; 232187500Simp struct rman *rm; 233187500Simp int isdefault, needactivate, passthrough; 234187500Simp 235187500Simp isdefault = (start == 0UL && end == ~0UL && count == 1); 236187500Simp needactivate = flags & RF_ACTIVE; 237187500Simp passthrough = (device_get_parent(child) != bus); 238187500Simp rle = NULL; 239187500Simp 240187500Simp if (passthrough) 241187500Simp return (BUS_ALLOC_RESOURCE(device_get_parent(bus), child, type, 242187500Simp rid, start, end, count, flags)); 243187500Simp 244187500Simp /* 245187500Simp * If this is an allocation of the "default" range for a given RID, 246187500Simp * and we know what the resources for this device are (ie. they aren't 247187500Simp * maintained by a child bus), then work out the start/end values. 248187500Simp */ 249187500Simp if (isdefault) { 250187500Simp rle = resource_list_find(&ivar->resources, type, *rid); 251187500Simp if (rle == NULL) 252187500Simp return (NULL); 253187500Simp if (rle->res != NULL) { 254187500Simp panic("%s: resource entry is busy", __func__); 255187500Simp } 256187500Simp start = rle->start; 257187500Simp end = rle->end; 258187500Simp count = rle->count; 259187500Simp } 260187500Simp 261187500Simp switch (type) { 262187500Simp case SYS_RES_IRQ: 263187500Simp rm = &sc->oba_irq_rman; 264187500Simp break; 265187500Simp case SYS_RES_MEMORY: 266187500Simp rm = &sc->oba_mem_rman; 267187500Simp break; 268187500Simp default: 269187500Simp printf("%s: unknown resource type %d\n", __func__, type); 270187500Simp return (0); 271187500Simp } 272187500Simp 273187500Simp rv = rman_reserve_resource(rm, start, end, count, flags, child); 274187500Simp if (rv == 0) { 275187500Simp printf("%s: could not reserve resource\n", __func__); 276187500Simp return (0); 277187500Simp } 278187500Simp 279187500Simp rman_set_rid(rv, *rid); 280187500Simp 281187500Simp if (needactivate) { 282187500Simp if (bus_activate_resource(child, type, *rid, rv)) { 283187500Simp printf("%s: could not activate resource\n", __func__); 284187500Simp rman_release_resource(rv); 285187500Simp return (0); 286187500Simp } 287187500Simp } 288187500Simp 289187500Simp return (rv); 290187500Simp} 291187500Simp 292187500Simpstatic int 293187500Simpobio_activate_resource(device_t bus, device_t child, int type, int rid, 294187500Simp struct resource *r) 295187500Simp{ 296187500Simp 297187500Simp /* 298187500Simp * If this is a memory resource, track the direct mapping 299187500Simp * in the uncached MIPS KSEG1 segment. 300187500Simp */ 301187500Simp if (type == SYS_RES_MEMORY) { 302187500Simp void *vaddr; 303187500Simp 304187500Simp vaddr = (void *)MIPS_PHYS_TO_KSEG1((intptr_t)rman_get_start(r)); 305187500Simp rman_set_virtual(r, vaddr); 306191282Sgonzo rman_set_bustag(r, mips_bus_space_generic); 307187500Simp rman_set_bushandle(r, (bus_space_handle_t)vaddr); 308187500Simp } 309187500Simp 310187500Simp return (rman_activate_resource(r)); 311187500Simp} 312187500Simp 313187500Simpstatic int 314187500Simpobio_deactivate_resource(device_t bus, device_t child, int type, int rid, 315187500Simp struct resource *r) 316187500Simp{ 317187500Simp 318187500Simp return (rman_deactivate_resource(r)); 319187500Simp} 320187500Simp 321187500Simpstatic int 322187500Simpobio_release_resource(device_t dev, device_t child, int type, 323187500Simp int rid, struct resource *r) 324187500Simp{ 325187500Simp struct resource_list *rl; 326187500Simp struct resource_list_entry *rle; 327187500Simp 328187500Simp rl = obio_get_resource_list(dev, child); 329187500Simp if (rl == NULL) 330187500Simp return (EINVAL); 331187500Simp rle = resource_list_find(rl, type, rid); 332187500Simp if (rle == NULL) 333187500Simp return (EINVAL); 334187500Simp rman_release_resource(r); 335187500Simp rle->res = NULL; 336187500Simp 337187500Simp return (0); 338187500Simp} 339187500Simp 340187500Simpstatic int 341187500Simpobio_setup_intr(device_t dev, device_t child, struct resource *ires, 342187500Simp int flags, driver_filter_t *filt, driver_intr_t *handler, 343187500Simp void *arg, void **cookiep) 344187500Simp{ 345187500Simp struct obio_softc *sc = device_get_softc(dev); 346187500Simp struct intr_event *event; 347187500Simp int irq, error, priority; 348187500Simp uint32_t irqmask; 349187500Simp 350187500Simp irq = rman_get_start(ires); 351187500Simp 352187500Simp if (irq >= NIRQS) 353187500Simp panic("%s: bad irq %d", __func__, irq); 354187500Simp 355187500Simp event = sc->sc_eventstab[irq]; 356187500Simp if (event == NULL) { 357204056Simp error = intr_event_create(&event, (void *)irq, 0, irq, 358204056Simp obio_mask_irq, obio_unmask_irq, 359204056Simp NULL, NULL, 360204056Simp "obio intr%d:", irq); 361187500Simp 362187500Simp sc->sc_eventstab[irq] = event; 363187500Simp } 364187500Simp else 365187500Simp panic("obio: Can't share IRQs"); 366187500Simp 367187500Simp intr_event_add_handler(event, device_get_nameunit(child), filt, 368187500Simp handler, arg, intr_priority(flags), flags, cookiep); 369187500Simp 370187500Simp irqmask = 1 << irq; 371187500Simp priority = irq_priorities[irq]; 372187500Simp 373187500Simp if (priority == INTR_FIQ) 374187500Simp REG_WRITE(ICU_MODE_REG, REG_READ(ICU_MODE_REG) | irqmask); 375187500Simp else 376187500Simp REG_WRITE(ICU_MODE_REG, REG_READ(ICU_MODE_REG) & ~irqmask); 377187500Simp 378187500Simp /* enable */ 379187500Simp REG_WRITE(ICU_ENABLE_REG, irqmask); 380187500Simp 381187500Simp return (0); 382187500Simp} 383187500Simp 384187500Simpstatic int 385187500Simpobio_teardown_intr(device_t dev, device_t child, struct resource *ires, 386187500Simp void *cookie) 387187500Simp{ 388187500Simp struct obio_softc *sc = device_get_softc(dev); 389187500Simp int irq, result; 390187500Simp uint32_t irqmask; 391187500Simp 392187500Simp irq = rman_get_start(ires); 393187500Simp if (irq >= NIRQS) 394187500Simp panic("%s: bad irq %d", __func__, irq); 395187500Simp 396187500Simp if (sc->sc_eventstab[irq] == NULL) 397187500Simp panic("Trying to teardown unoccupied IRQ"); 398187500Simp 399187500Simp irqmask = 1 << irq; /* only used as a mask from here on */ 400187500Simp 401187500Simp /* disable this irq in HW */ 402187500Simp REG_WRITE(ICU_DISABLE_REG, irqmask); 403187500Simp 404187500Simp result = intr_event_remove_handler(cookie); 405187500Simp if (!result) { 406187500Simp sc->sc_eventstab[irq] = NULL; 407187500Simp } 408187500Simp 409187500Simp return (result); 410187500Simp} 411187500Simp 412187500Simpstatic int 413187500Simpobio_intr(void *arg) 414187500Simp{ 415187500Simp struct obio_softc *sc = arg; 416187500Simp struct intr_event *event; 417187500Simp uint32_t irqstat; 418187500Simp int irq; 419187500Simp 420187500Simp irqstat = REG_READ(ICU_FIQ_STATUS_REG); 421187500Simp irqstat |= REG_READ(ICU_STATUS_REG); 422187500Simp 423187500Simp irq = 0; 424187500Simp while (irqstat != 0) { 425187500Simp if ((irqstat & 1) == 1) { 426187500Simp event = sc->sc_eventstab[irq]; 427187500Simp if (!event || TAILQ_EMPTY(&event->ie_handlers)) 428187500Simp continue; 429187500Simp 430187500Simp /* TODO: pass frame as an argument*/ 431187500Simp /* TODO: log stray interrupt */ 432187500Simp intr_event_handle(event, NULL); 433187500Simp } 434187500Simp 435187500Simp irq++; 436187500Simp irqstat >>= 1; 437187500Simp } 438187500Simp 439187500Simp return (FILTER_HANDLED); 440187500Simp} 441187500Simp 442187500Simpstatic void 443187500Simpobio_hinted_child(device_t bus, const char *dname, int dunit) 444187500Simp{ 445187500Simp device_t child; 446187500Simp long maddr; 447187500Simp int msize; 448187500Simp int irq; 449187500Simp int result; 450187500Simp 451187500Simp child = BUS_ADD_CHILD(bus, 0, dname, dunit); 452187500Simp 453187500Simp /* 454187500Simp * Set hard-wired resources for hinted child using 455187500Simp * specific RIDs. 456187500Simp */ 457187500Simp resource_long_value(dname, dunit, "maddr", &maddr); 458187500Simp resource_int_value(dname, dunit, "msize", &msize); 459187500Simp 460187500Simp 461187500Simp result = bus_set_resource(child, SYS_RES_MEMORY, 0, 462187500Simp maddr, msize); 463187500Simp if (result != 0) 464187500Simp device_printf(bus, "warning: bus_set_resource() failed\n"); 465187500Simp 466187500Simp if (resource_int_value(dname, dunit, "irq", &irq) == 0) { 467187500Simp result = bus_set_resource(child, SYS_RES_IRQ, 0, irq, 1); 468187500Simp if (result != 0) 469187500Simp device_printf(bus, 470187500Simp "warning: bus_set_resource() failed\n"); 471187500Simp } 472187500Simp} 473187500Simp 474187500Simpstatic device_t 475212413Savgobio_add_child(device_t bus, u_int order, const char *name, int unit) 476187500Simp{ 477187500Simp device_t child; 478187500Simp struct obio_ivar *ivar; 479187500Simp 480187500Simp ivar = malloc(sizeof(struct obio_ivar), M_DEVBUF, M_WAITOK | M_ZERO); 481187500Simp if (ivar == NULL) { 482187500Simp printf("Failed to allocate ivar\n"); 483187500Simp return (0); 484187500Simp } 485187500Simp resource_list_init(&ivar->resources); 486187500Simp 487187500Simp child = device_add_child_ordered(bus, order, name, unit); 488187500Simp if (child == NULL) { 489187500Simp printf("Can't add child %s%d ordered\n", name, unit); 490187500Simp return (0); 491187500Simp } 492187500Simp 493187500Simp device_set_ivars(child, ivar); 494187500Simp 495187500Simp return (child); 496187500Simp} 497187500Simp 498187500Simp/* 499187500Simp * Helper routine for bus_generic_rl_get_resource/bus_generic_rl_set_resource 500187500Simp * Provides pointer to resource_list for these routines 501187500Simp */ 502187500Simpstatic struct resource_list * 503187500Simpobio_get_resource_list(device_t dev, device_t child) 504187500Simp{ 505187500Simp struct obio_ivar *ivar; 506187500Simp 507187500Simp ivar = device_get_ivars(child); 508187500Simp return (&(ivar->resources)); 509187500Simp} 510187500Simp 511187500Simpstatic device_method_t obio_methods[] = { 512187500Simp DEVMETHOD(bus_activate_resource, obio_activate_resource), 513187500Simp DEVMETHOD(bus_add_child, obio_add_child), 514187500Simp DEVMETHOD(bus_alloc_resource, obio_alloc_resource), 515187500Simp DEVMETHOD(bus_deactivate_resource, obio_deactivate_resource), 516187500Simp DEVMETHOD(bus_get_resource_list, obio_get_resource_list), 517187500Simp DEVMETHOD(bus_hinted_child, obio_hinted_child), 518187500Simp DEVMETHOD(bus_release_resource, obio_release_resource), 519187500Simp DEVMETHOD(bus_setup_intr, obio_setup_intr), 520187500Simp DEVMETHOD(bus_teardown_intr, obio_teardown_intr), 521187500Simp DEVMETHOD(device_attach, obio_attach), 522187500Simp DEVMETHOD(device_probe, obio_probe), 523187500Simp DEVMETHOD(bus_get_resource, bus_generic_rl_get_resource), 524187500Simp DEVMETHOD(bus_set_resource, bus_generic_rl_set_resource), 525187500Simp 526187500Simp {0, 0}, 527187500Simp}; 528187500Simp 529187500Simpstatic driver_t obio_driver = { 530187500Simp "obio", 531187500Simp obio_methods, 532187500Simp sizeof(struct obio_softc), 533187500Simp}; 534187500Simpstatic devclass_t obio_devclass; 535187500Simp 536187500SimpDRIVER_MODULE(obio, nexus, obio_driver, obio_devclass, 0, 0); 537