obio.c revision 183173
11558Srgrimes/*- 21558Srgrimes * Copyright (c) 2007, Oleksandr Tymoshenko <gonzo@freebsd.org> 31558Srgrimes * 41558Srgrimes * Redistribution and use in source and binary forms, with or without 51558Srgrimes * modification, are permitted provided that the following conditions 61558Srgrimes * are met: 71558Srgrimes * 1. Redistributions of source code must retain the above copyright 81558Srgrimes * notice, this list of conditions and the following disclaimer. 91558Srgrimes * 2. Redistributions in binary form must reproduce the above copyright 101558Srgrimes * notice, this list of conditions and the following disclaimer in the 111558Srgrimes * documentation and/or other materials provided with the distribution. 121558Srgrimes * 3. All advertising materials mentioning features or use of this software 131558Srgrimes * must display the following acknowledgement: 141558Srgrimes * This product includes software developed for the NetBSD Project by 151558Srgrimes * Wasabi Systems, Inc. 161558Srgrimes * 4. The name of Wasabi Systems, Inc. may not be used to endorse 171558Srgrimes * or promote products derived from this software without specific prior 181558Srgrimes * written permission. 191558Srgrimes * 201558Srgrimes * THIS SOFTWARE IS PROVIDED BY WASABI SYSTEMS, INC. ``AS IS'' AND 211558Srgrimes * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 221558Srgrimes * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 231558Srgrimes * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL WASABI SYSTEMS, INC 241558Srgrimes * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 251558Srgrimes * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 261558Srgrimes * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 271558Srgrimes * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 281558Srgrimes * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 291558Srgrimes * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 301558Srgrimes * POSSIBILITY OF SUCH DAMAGE. 311558Srgrimes */ 321558Srgrimes 331558Srgrimes#include <sys/cdefs.h> 341558Srgrimes__FBSDID("$FreeBSD: head/sys/mips/idt/obio.c 183173 2008-09-19 04:10:09Z imp $"); 3541477Sjulian 3623675Speter#include <sys/param.h> 3741477Sjulian#include <sys/systm.h> 3841477Sjulian#include <sys/bus.h> 3950476Speter#include <sys/interrupt.h> 401558Srgrimes#include <sys/kernel.h> 411558Srgrimes#include <sys/module.h> 421558Srgrimes#include <sys/rman.h> 431558Srgrimes#include <sys/malloc.h> 44101994Sbmilekic 451558Srgrimes#include <machine/bus.h> 461558Srgrimes 4786514Siedowse#include <mips/idt/idtreg.h> 4823675Speter#include <mips/idt/obiovar.h> 4923675Speter 5023675Speter#define ICU_REG_READ(o) \ 5123675Speter *((volatile uint32_t *)MIPS_PHYS_TO_KSEG1(IDT_BASE_ICU + (o))) 5223675Speter#define ICU_REG_WRITE(o,v) (ICU_REG_READ(o)) = (v) 5323675Speter 541558Srgrimes#define GPIO_REG_READ(o) \ 55103949Smike *((volatile uint32_t *)MIPS_PHYS_TO_KSEG1(IDT_BASE_GPIO + (o))) 56101037Smux#define GPIO_REG_WRITE(o,v) (GPIO_REG_READ(o)) = (v) 571558Srgrimes 5823675Speterstatic int obio_activate_resource(device_t, device_t, int, int, 591558Srgrimes struct resource *); 601558Srgrimesstatic device_t obio_add_child(device_t, int, const char *, int); 611558Srgrimesstatic struct resource * 621558Srgrimes obio_alloc_resource(device_t, device_t, int, int *, u_long, 631558Srgrimes u_long, u_long, u_int); 641558Srgrimesstatic int obio_attach(device_t); 65100935Sphkstatic int obio_deactivate_resource(device_t, device_t, int, int, 6692839Simp struct resource *); 6792839Simpstatic struct resource_list * 681558Srgrimes obio_get_resource_list(device_t, device_t); 6923675Speterstatic void obio_hinted_child(device_t, const char *, int); 7023675Speterstatic int obio_intr(void *); 71102231Strhodesstatic int obio_probe(device_t); 7223675Speterstatic int obio_release_resource(device_t, device_t, int, int, 7323675Speter struct resource *); 747585Sbdestatic int obio_setup_intr(device_t, device_t, struct resource *, int, 7592839Simp driver_filter_t *, driver_intr_t *, void *, void **); 761558Srgrimesstatic int obio_teardown_intr(device_t, device_t, struct resource *, 7786514Siedowse void *); 7875557Smckusick 791558Srgrimesstatic void obio_mask_irq(unsigned int irq) 801558Srgrimes{ 8186514Siedowse int ip_bit, mask, mask_register; 821558Srgrimes 831558Srgrimes /* mask IRQ */ 841558Srgrimes mask_register = ICU_IRQ_MASK_REG(irq); 8562668Smckusick ip_bit = ICU_IP_BIT(irq); 861558Srgrimes 871558Srgrimes mask = ICU_REG_READ(mask_register); 8874556Smckusick ICU_REG_WRITE(mask_register, mask | ip_bit); 8974556Smckusick} 9074556Smckusick 9174556Smckusickstatic void obio_unmask_irq(unsigned int irq) 921558Srgrimes{ 931558Srgrimes int ip_bit, mask, mask_register; 9453781Sphk 9553781Sphk /* unmask IRQ */ 9674556Smckusick mask_register = ICU_IRQ_MASK_REG(irq); 9774556Smckusick ip_bit = ICU_IP_BIT(irq); 9874556Smckusick 9974556Smckusick mask = ICU_REG_READ(mask_register); 10074556Smckusick ICU_REG_WRITE(mask_register, mask & ~ip_bit); 10174556Smckusick} 10262668Smckusick 10362668Smckusickstatic int 10474556Smckusickobio_probe(device_t dev) 10574556Smckusick{ 10674556Smckusick 10774556Smckusick return (0); 10874556Smckusick} 10974556Smckusick 11074556Smckusickstatic int 11174556Smckusickobio_attach(device_t dev) 11274556Smckusick{ 11374556Smckusick struct obio_softc *sc = device_get_softc(dev); 11474556Smckusick int rid, irq; 11574556Smckusick 11674556Smckusick sc->oba_mem_rman.rm_type = RMAN_ARRAY; 11774556Smckusick sc->oba_mem_rman.rm_descr = "OBIO memeory"; 11874556Smckusick if (rman_init(&sc->oba_mem_rman) != 0 || 11974556Smckusick rman_manage_region(&sc->oba_mem_rman, OBIO_MEM_START, 12074556Smckusick OBIO_MEM_START + OBIO_MEM_SIZE) != 0) 12174556Smckusick panic("obio_attach: failed to set up I/O rman"); 12274556Smckusick 12374556Smckusick sc->oba_irq_rman.rm_type = RMAN_ARRAY; 12474556Smckusick sc->oba_irq_rman.rm_descr = "OBIO IRQ"; 12574556Smckusick 12662668Smckusick if (rman_init(&sc->oba_irq_rman) != 0 || 1271558Srgrimes rman_manage_region(&sc->oba_irq_rman, IRQ_BASE, IRQ_END) != 0) 1281558Srgrimes panic("obio_attach: failed to set up IRQ rman"); 12974556Smckusick 13074556Smckusick /* Hook up our interrupt handlers. We should handle IRQ0..IRQ4*/ 13174556Smckusick for(irq = 0; irq < 5; irq++) { 13274556Smckusick if ((sc->sc_irq[irq] = bus_alloc_resource(dev, SYS_RES_IRQ, 1331558Srgrimes &rid, irq, irq, 1, RF_SHAREABLE | RF_ACTIVE)) == NULL) { 1341558Srgrimes device_printf(dev, "unable to allocate IRQ resource\n"); 1351558Srgrimes return (ENXIO); 13674556Smckusick } 13774556Smckusick 13874556Smckusick if ((bus_setup_intr(dev, sc->sc_irq[irq], INTR_TYPE_MISC, 13974556Smckusick obio_intr, NULL, sc, &sc->sc_ih[irq]))) { 14074556Smckusick device_printf(dev, 14174556Smckusick "WARNING: unable to register interrupt handler\n"); 14274556Smckusick return (ENXIO); 14374556Smckusick } 14474556Smckusick } 14574556Smckusick 14674556Smckusick bus_generic_probe(dev); 14774556Smckusick bus_enumerate_hinted_children(dev); 14874556Smckusick bus_generic_attach(dev); 14974556Smckusick 15074556Smckusick return (0); 1511558Srgrimes} 1521558Srgrimes 15374556Smckusickstatic struct resource * 15474556Smckusickobio_alloc_resource(device_t bus, device_t child, int type, int *rid, 1551558Srgrimes u_long start, u_long end, u_long count, u_int flags) 1561558Srgrimes{ 1571558Srgrimes struct obio_softc *sc = device_get_softc(bus); 1581558Srgrimes struct obio_ivar *ivar = device_get_ivars(child); 1591558Srgrimes struct resource *rv; 1601558Srgrimes struct resource_list_entry *rle; 1611558Srgrimes struct rman *rm; 1621558Srgrimes int isdefault, needactivate, passthrough; 1631558Srgrimes 1641558Srgrimes isdefault = (start == 0UL && end == ~0UL); 1651558Srgrimes needactivate = flags & RF_ACTIVE; 16623675Speter passthrough = (device_get_parent(child) != bus); 1671558Srgrimes rle = NULL; 1681558Srgrimes 1691558Srgrimes if (passthrough) 1701558Srgrimes return (BUS_ALLOC_RESOURCE(device_get_parent(bus), child, type, 1711558Srgrimes rid, start, end, count, flags)); 1721558Srgrimes 1731558Srgrimes /* 1741558Srgrimes * If this is an allocation of the "default" range for a given RID, 1751558Srgrimes * and we know what the resources for this device are (ie. they aren't 1761558Srgrimes * maintained by a child bus), then work out the start/end values. 1771558Srgrimes */ 1781558Srgrimes if (isdefault) { 1791558Srgrimes rle = resource_list_find(&ivar->resources, type, *rid); 1801558Srgrimes if (rle == NULL) 1811558Srgrimes return (NULL); 1821558Srgrimes if (rle->res != NULL) { 1831558Srgrimes panic("%s: resource entry is busy", __func__); 1846280Sbde } 1851558Srgrimes start = rle->start; 1861558Srgrimes end = rle->end; 1871558Srgrimes count = rle->count; 1886280Sbde } 1891558Srgrimes 19075557Smckusick switch (type) { 19141474Sjulian case SYS_RES_IRQ: 19241474Sjulian rm = &sc->oba_irq_rman; 19341474Sjulian break; 1941558Srgrimes case SYS_RES_MEMORY: 1951558Srgrimes rm = &sc->oba_mem_rman; 1961558Srgrimes break; 1971558Srgrimes default: 1981558Srgrimes printf("%s: unknown resource type %d\n", __func__, type); 1991558Srgrimes return (0); 2001558Srgrimes } 2011558Srgrimes 2021558Srgrimes rv = rman_reserve_resource(rm, start, end, count, flags, child); 2031558Srgrimes if (rv == 0) { 2041558Srgrimes printf("%s: could not reserve resource\n", __func__); 2051558Srgrimes return (0); 2061558Srgrimes } 2071558Srgrimes 2081558Srgrimes rman_set_rid(rv, *rid); 2091558Srgrimes 2101558Srgrimes if (needactivate) { 2111558Srgrimes if (bus_activate_resource(child, type, *rid, rv)) { 2121558Srgrimes printf("%s: could not activate resource\n", __func__); 2131558Srgrimes rman_release_resource(rv); 21498542Smckusick return (0); 21598542Smckusick } 216102231Strhodes } 21796483Sphk 21896483Sphk return (rv); 21996483Sphk} 2201558Srgrimes 22123675Speterstatic int 22223675Speterobio_activate_resource(device_t bus, device_t child, int type, int rid, 2231558Srgrimes struct resource *r) 2241558Srgrimes{ 2251558Srgrimes 2261558Srgrimes /* XXX: should we mask/unmask IRQ here? */ 2271558Srgrimes return (BUS_ACTIVATE_RESOURCE(device_get_parent(bus), child, 2281558Srgrimes type, rid, r)); 22971073Siedowse} 2301558Srgrimes 2311558Srgrimesstatic int 2321558Srgrimesobio_deactivate_resource(device_t bus, device_t child, int type, int rid, 23371073Siedowse struct resource *r) 2341558Srgrimes{ 2351558Srgrimes 2361558Srgrimes /* XXX: should we mask/unmask IRQ here? */ 23734266Sjulian return (BUS_DEACTIVATE_RESOURCE(device_get_parent(bus), child, 23834266Sjulian type, rid, r)); 23923675Speter} 24034266Sjulian 2411558Srgrimesstatic int 2421558Srgrimesobio_release_resource(device_t dev, device_t child, int type, 2431558Srgrimes int rid, struct resource *r) 2441558Srgrimes{ 2451558Srgrimes struct resource_list *rl; 2461558Srgrimes struct resource_list_entry *rle; 247103949Smike 2481558Srgrimes rl = obio_get_resource_list(dev, child); 2491558Srgrimes if (rl == NULL) 2501558Srgrimes return (EINVAL); 2511558Srgrimes rle = resource_list_find(rl, type, rid); 2521558Srgrimes if (rle == NULL) 2531558Srgrimes return (EINVAL); 25441474Sjulian rman_release_resource(r); 25541474Sjulian rle->res = NULL; 25641474Sjulian 25741474Sjulian return (0); 25841474Sjulian} 2591558Srgrimes 2601558Srgrimesstatic int 2611558Srgrimesobio_setup_intr(device_t dev, device_t child, struct resource *ires, 26257573Smckusick int flags, driver_filter_t *filt, driver_intr_t *handler, 26334033Sphk void *arg, void **cookiep) 26434033Sphk{ 26534033Sphk struct obio_softc *sc = device_get_softc(dev); 26634033Sphk struct intr_event *event; 2671558Srgrimes int irq, ip_bit, error, mask, mask_register; 2681558Srgrimes 2691558Srgrimes irq = rman_get_start(ires); 2701558Srgrimes 2711558Srgrimes if (irq >= NIRQS) 2721558Srgrimes panic("%s: bad irq %d", __func__, irq); 2731558Srgrimes 274101037Smux event = sc->sc_eventstab[irq]; 275101037Smux if (event == NULL) { 2761558Srgrimes error = intr_event_create(&event, (void *)irq, 0, irq, 2771558Srgrimes (mask_fn)obio_mask_irq, (mask_fn)obio_unmask_irq, 2781558Srgrimes NULL, NULL, 27934266Sjulian "obio intr%d:", irq); 28034266Sjulian 28134266Sjulian sc->sc_eventstab[irq] = event; 28234266Sjulian } 2831558Srgrimes 2841558Srgrimes intr_event_add_handler(event, device_get_nameunit(child), filt, 2851558Srgrimes handler, arg, intr_priority(flags), flags, cookiep); 28623675Speter 2871558Srgrimes /* unmask IRQ */ 2881558Srgrimes mask_register = ICU_IRQ_MASK_REG(irq); 2891558Srgrimes ip_bit = ICU_IP_BIT(irq); 2901558Srgrimes 29198542Smckusick mask = ICU_REG_READ(mask_register); 29298542Smckusick ICU_REG_WRITE(mask_register, mask & ~ip_bit); 29398542Smckusick 29498542Smckusick return (0); 29598542Smckusick} 2961558Srgrimes 2971558Srgrimesstatic int 29875557Smckusickobio_teardown_intr(device_t dev, device_t child, struct resource *ires, 29992839Simp void *cookie) 3001558Srgrimes{ 30198542Smckusick struct obio_softc *sc = device_get_softc(dev); 30298542Smckusick int irq, result; 3031558Srgrimes uint32_t mask_register, mask, ip_bit; 30498542Smckusick 30598542Smckusick irq = rman_get_start(ires); 30698542Smckusick if (irq >= NIRQS) 30798542Smckusick panic("%s: bad irq %d", __func__, irq); 30898542Smckusick 30998542Smckusick if (sc->sc_eventstab[irq] == NULL) 31098542Smckusick panic("Trying to teardown unoccupied IRQ"); 31198542Smckusick 31298542Smckusick /* mask IRQ */ 31398542Smckusick mask_register = ICU_IRQ_MASK_REG(irq); 31498542Smckusick ip_bit = ICU_IP_BIT(irq); 31598542Smckusick 316107294Smckusick mask = ICU_REG_READ(mask_register); 31798542Smckusick ICU_REG_WRITE(mask_register, mask | ip_bit); 318104745Smckusick 31998542Smckusick result = intr_event_remove_handler(cookie); 32098542Smckusick if (!result) 32198542Smckusick sc->sc_eventstab[irq] = NULL; 32298542Smckusick 323102231Strhodes return (result); 32498542Smckusick} 32598542Smckusick 32698542Smckusickstatic int 3271558Srgrimesobio_intr(void *arg) 328102231Strhodes{ 3291558Srgrimes struct obio_softc *sc = arg; 3301558Srgrimes struct intr_event *event; 3311558Srgrimes uint32_t irqstat, ipend, imask, xpend; 3321558Srgrimes int irq, thread, group, i; 3331558Srgrimes 3341558Srgrimes irqstat = 0; 33598542Smckusick irq = 0; 3361558Srgrimes for (group = 2; group <= 6; group++) { 3371558Srgrimes ipend = ICU_REG_READ(ICU_GROUP_IPEND_REG(group)); 3381558Srgrimes imask = ICU_REG_READ(ICU_GROUP_MASK_REG(group)); 3391558Srgrimes xpend = ipend; 3401558Srgrimes ipend &= ~imask; 34194031Smckusick 3421558Srgrimes while ((i = fls(xpend)) != 0) { 3431558Srgrimes xpend &= ~(1 << (i - 1)); 3441558Srgrimes irq = IP_IRQ(group, i - 1); 3451558Srgrimes } 3461558Srgrimes 34794031Smckusick while ((i = fls(ipend)) != 0) { 34894031Smckusick ipend &= ~(1 << (i - 1)); 34994031Smckusick irq = IP_IRQ(group, i - 1); 35094031Smckusick event = sc->sc_eventstab[irq]; 35194031Smckusick thread = 0; 35294031Smckusick if (!event || TAILQ_EMPTY(&event->ie_handlers)) { 35394031Smckusick /* TODO: Log stray IRQs */ 35494031Smckusick continue; 35594031Smckusick } 35694031Smckusick 35794031Smckusick /* TODO: frame instead of NULL? */ 35894031Smckusick intr_event_handle(event, NULL); 35994031Smckusick /* XXX: Log stray IRQs */ 36094031Smckusick } 36194031Smckusick } 36294031Smckusick#if 0 36394031Smckusick ipend = ICU_REG_READ(ICU_IPEND2); 36494031Smckusick printf("ipend2 = %08x!\n", ipend); 36594031Smckusick 36694031Smckusick ipend = ICU_REG_READ(ICU_IPEND3); 36794031Smckusick printf("ipend3 = %08x!\n", ipend); 3681558Srgrimes 3691558Srgrimes ipend = ICU_REG_READ(ICU_IPEND4); 3701558Srgrimes printf("ipend4 = %08x!\n", ipend); 3711558Srgrimes ipend = ICU_REG_READ(ICU_IPEND5); 37298542Smckusick printf("ipend5 = %08x!\n", ipend); 37398542Smckusick 37498542Smckusick ipend = ICU_REG_READ(ICU_IPEND6); 37598542Smckusick printf("ipend6 = %08x!\n", ipend); 37698542Smckusick#endif 37798542Smckusick while (irqstat != 0) { 37898542Smckusick if ((irqstat & 1) == 1) { 37998542Smckusick } 38098542Smckusick 38198542Smckusick irq++; 38298542Smckusick irqstat >>= 1; 38398542Smckusick } 38498542Smckusick 38598542Smckusick return (FILTER_HANDLED); 38698542Smckusick} 3871558Srgrimes 3881558Srgrimesstatic void 3891558Srgrimesobio_hinted_child(device_t bus, const char *dname, int dunit) 3901558Srgrimes{ 3917585Sbde device_t child; 392100935Sphk long maddr; 3931558Srgrimes int msize; 3941558Srgrimes int irq; 3951558Srgrimes int result; 3961558Srgrimes 3971558Srgrimes child = BUS_ADD_CHILD(bus, 0, dname, dunit); 3981558Srgrimes 3991558Srgrimes /* 4001558Srgrimes * Set hard-wired resources for hinted child using 4011558Srgrimes * specific RIDs. 40275884Siedowse */ 40392839Simp resource_long_value(dname, dunit, "maddr", &maddr); 40475557Smckusick resource_int_value(dname, dunit, "msize", &msize); 40575557Smckusick 40675557Smckusick 40775557Smckusick result = bus_set_resource(child, SYS_RES_MEMORY, 0, 40875557Smckusick maddr, msize); 40975557Smckusick if (result != 0) 41075557Smckusick device_printf(bus, "warning: bus_set_resource() failed\n"); 41175557Smckusick 41298542Smckusick if (resource_int_value(dname, dunit, "irq", &irq) == 0) { 41398542Smckusick result = bus_set_resource(child, SYS_RES_IRQ, 0, irq, 1); 41475557Smckusick if (result != 0) 41575557Smckusick device_printf(bus, 41675557Smckusick "warning: bus_set_resource() failed\n"); 41775557Smckusick } 41875557Smckusick} 41975557Smckusick 42075557Smckusickstatic device_t 42175557Smckusickobio_add_child(device_t bus, int order, const char *name, int unit) 4221558Srgrimes{ 4231558Srgrimes device_t child; 4241558Srgrimes struct obio_ivar *ivar; 4251558Srgrimes 4261558Srgrimes ivar = malloc(sizeof(struct obio_ivar), M_DEVBUF, M_WAITOK | M_ZERO); 4271558Srgrimes if (ivar == NULL) { 42823675Speter printf("Failed to allocate ivar\n"); 42992839Simp return (0); 4301558Srgrimes } 43192806Sobrien resource_list_init(&ivar->resources); 43292806Sobrien 43392806Sobrien child = device_add_child_ordered(bus, order, name, unit); 43498542Smckusick if (child == NULL) { 4351558Srgrimes printf("Can't add child %s%d ordered\n", name, unit); 43623675Speter return (0); 4377585Sbde } 4381558Srgrimes 4391558Srgrimes device_set_ivars(child, ivar); 4401558Srgrimes 4411558Srgrimes return (child); 4421558Srgrimes} 4431558Srgrimes 4441558Srgrimes/* 4451558Srgrimes * Helper routine for bus_generic_rl_get_resource/bus_generic_rl_set_resource 4461558Srgrimes * Provides pointer to resource_list for these routines 4471558Srgrimes */ 4481558Srgrimesstatic struct resource_list * 4491558Srgrimesobio_get_resource_list(device_t dev, device_t child) 4501558Srgrimes{ 4511558Srgrimes struct obio_ivar *ivar; 45241474Sjulian 45341474Sjulian ivar = device_get_ivars(child); 45441474Sjulian return (&(ivar->resources)); 45541474Sjulian} 45641474Sjulian 45732622Sbdestatic device_method_t obio_methods[] = { 45832622Sbde DEVMETHOD(bus_activate_resource, obio_activate_resource), 45923675Speter DEVMETHOD(bus_add_child, obio_add_child), 4601558Srgrimes DEVMETHOD(bus_alloc_resource, obio_alloc_resource), 4611558Srgrimes DEVMETHOD(bus_deactivate_resource, obio_deactivate_resource), 4621558Srgrimes DEVMETHOD(bus_get_resource_list, obio_get_resource_list), 46398542Smckusick DEVMETHOD(bus_hinted_child, obio_hinted_child), 46498542Smckusick DEVMETHOD(bus_release_resource, obio_release_resource), 46598542Smckusick DEVMETHOD(bus_setup_intr, obio_setup_intr), 46698542Smckusick DEVMETHOD(bus_teardown_intr, obio_teardown_intr), 46798542Smckusick DEVMETHOD(device_attach, obio_attach), 4681558Srgrimes DEVMETHOD(device_probe, obio_probe), 4691558Srgrimes DEVMETHOD(bus_get_resource, bus_generic_rl_get_resource), 47098542Smckusick DEVMETHOD(bus_set_resource, bus_generic_rl_set_resource), 47198542Smckusick 47298542Smckusick {0, 0}, 47398542Smckusick}; 47498542Smckusick 47598542Smckusickstatic driver_t obio_driver = { 47698542Smckusick "obio", 47798542Smckusick obio_methods, 47898542Smckusick sizeof(struct obio_softc), 47998542Smckusick}; 48098542Smckusickstatic devclass_t obio_devclass; 48198542Smckusick 48298542SmckusickDRIVER_MODULE(obio, nexus, obio_driver, obio_devclass, 0, 0); 48398542Smckusick