upa.c revision 166901
1166060Smarius/*- 2166060Smarius * Copyright (c) 2006 Marius Strobl <marius@FreeBSD.org> 3166060Smarius * All rights reserved. 4166060Smarius * 5166060Smarius * Redistribution and use in source and binary forms, with or without 6166060Smarius * modification, are permitted provided that the following conditions 7166060Smarius * are met: 8166060Smarius * 1. Redistributions of source code must retain the above copyright 9166060Smarius * notice, this list of conditions and the following disclaimer. 10166060Smarius * 2. Redistributions in binary form must reproduce the above copyright 11166060Smarius * notice, this list of conditions and the following disclaimer in the 12166060Smarius * documentation and/or other materials provided with the distribution. 13166060Smarius * 14166060Smarius * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15166060Smarius * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16166060Smarius * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17166060Smarius * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18166060Smarius * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19166060Smarius * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20166060Smarius * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21166060Smarius * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22166060Smarius * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23166060Smarius * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24166060Smarius * SUCH DAMAGE. 25166060Smarius */ 26166060Smarius 27166060Smarius#include <sys/cdefs.h> 28166060Smarius__FBSDID("$FreeBSD: head/sys/sparc64/sparc64/upa.c 166901 2007-02-23 12:19:07Z piso $"); 29166060Smarius 30166060Smarius#include <sys/param.h> 31166060Smarius#include <sys/systm.h> 32166060Smarius#include <sys/bus.h> 33166060Smarius#include <sys/kernel.h> 34166060Smarius#include <sys/module.h> 35166060Smarius#include <sys/pcpu.h> 36166060Smarius#include <sys/resource.h> 37166060Smarius#include <sys/rman.h> 38166060Smarius 39166060Smarius#include <dev/ofw/ofw_bus.h> 40166060Smarius#include <dev/ofw/ofw_bus_subr.h> 41166060Smarius#include <dev/ofw/openfirm.h> 42166060Smarius 43166060Smarius#include <machine/bus.h> 44166060Smarius#include <machine/bus_common.h> 45166060Smarius#include <machine/resource.h> 46166060Smarius 47166060Smarius#define UPA_NREG 3 48166060Smarius 49166060Smarius#define UPA_CFG 0 50166060Smarius#define UPA_IMR1 1 51166060Smarius#define UPA_IMR2 2 52166060Smarius 53166060Smarius/* UPA_CFG bank */ 54166060Smarius#define UPA_CFG_UPA0 0x00 /* UPA0 config register */ 55166060Smarius#define UPA_CFG_UPA1 0x08 /* UPA1 config register */ 56166060Smarius#define UPA_CFG_IF 0x10 /* interface config register */ 57166060Smarius#define UPA_CFG_IF_RST 0x00 58166060Smarius#define UPA_CFG_IF_POK_RST 0x02 59166060Smarius#define UPA_CFG_IF_POK 0x03 60166060Smarius#define UPA_CFG_ESTAR 0x18 /* Estar config register */ 61166060Smarius#define UPA_CFG_ESTAR_SPEED_FULL 0x01 62166060Smarius#define UPA_CFG_ESTAR_SPEED_1_2 0x02 63166060Smarius#define UPA_CFG_ESTAR_SPEED_1_64 0x40 64166060Smarius 65166060Smarius#define UPA_INO_BASE 0x2a 66166060Smarius 67166060Smariusstruct upa_regs { 68166060Smarius uint64_t phys; 69166060Smarius uint64_t size; 70166060Smarius}; 71166060Smarius 72166060Smariusstruct upa_ranges { 73166060Smarius uint64_t child; 74166060Smarius uint64_t parent; 75166060Smarius uint64_t size; 76166060Smarius}; 77166060Smarius 78166060Smariusstruct upa_devinfo { 79166060Smarius struct ofw_bus_devinfo udi_obdinfo; 80166060Smarius struct resource_list udi_rl; 81166060Smarius}; 82166060Smarius 83166060Smariusstruct upa_softc { 84166060Smarius struct resource *sc_res[UPA_NREG]; 85166060Smarius bus_space_tag_t sc_bt[UPA_NREG]; 86166060Smarius bus_space_handle_t sc_bh[UPA_NREG]; 87166060Smarius 88166060Smarius uint32_t sc_ign; 89166060Smarius 90166060Smarius int sc_nrange; 91166060Smarius struct upa_ranges *sc_ranges; 92166060Smarius}; 93166060Smarius 94166060Smarius#define UPA_READ(sc, reg, off) \ 95166060Smarius bus_space_read_8((sc)->sc_bt[(reg)], (sc)->sc_bh[(reg)], (off)) 96166060Smarius#define UPA_WRITE(sc, reg, off, val) \ 97166060Smarius bus_space_write_8((sc)->sc_bt[(reg)], (sc)->sc_bh[(reg)], (off), (val)) 98166060Smarius 99166060Smariusstatic device_probe_t upa_probe; 100166060Smariusstatic device_attach_t upa_attach; 101166060Smariusstatic bus_alloc_resource_t upa_alloc_resource; 102166060Smariusstatic bus_setup_intr_t upa_setup_intr; 103166060Smariusstatic bus_print_child_t upa_print_child; 104166060Smariusstatic bus_probe_nomatch_t upa_probe_nomatch; 105166060Smariusstatic bus_get_resource_list_t upa_get_resource_list; 106166060Smariusstatic ofw_bus_get_devinfo_t upa_get_devinfo; 107166060Smarius 108166060Smariusstatic struct upa_devinfo *upa_setup_dinfo(device_t, struct upa_softc *, 109166060Smarius phandle_t, uint32_t); 110166060Smariusstatic void upa_destroy_dinfo(struct upa_devinfo *); 111166060Smariusstatic int upa_print_res(struct upa_devinfo *); 112166060Smarius 113166060Smariusstatic device_method_t upa_methods[] = { 114166060Smarius /* Device interface */ 115166060Smarius DEVMETHOD(device_probe, upa_probe), 116166060Smarius DEVMETHOD(device_attach, upa_attach), 117166060Smarius DEVMETHOD(device_shutdown, bus_generic_shutdown), 118166060Smarius DEVMETHOD(device_suspend, bus_generic_suspend), 119166060Smarius DEVMETHOD(device_resume, bus_generic_resume), 120166060Smarius 121166060Smarius /* Bus interface */ 122166060Smarius DEVMETHOD(bus_print_child, upa_print_child), 123166060Smarius DEVMETHOD(bus_probe_nomatch, upa_probe_nomatch), 124166060Smarius DEVMETHOD(bus_read_ivar, bus_generic_read_ivar), 125166060Smarius DEVMETHOD(bus_write_ivar, bus_generic_write_ivar), 126166060Smarius DEVMETHOD(bus_alloc_resource, upa_alloc_resource), 127166060Smarius DEVMETHOD(bus_activate_resource, bus_generic_activate_resource), 128166060Smarius DEVMETHOD(bus_deactivate_resource, bus_generic_deactivate_resource), 129166060Smarius DEVMETHOD(bus_release_resource, bus_generic_rl_release_resource), 130166060Smarius DEVMETHOD(bus_setup_intr, upa_setup_intr), 131166060Smarius DEVMETHOD(bus_teardown_intr, bus_generic_teardown_intr), 132166060Smarius DEVMETHOD(bus_get_resource, bus_generic_rl_get_resource), 133166060Smarius DEVMETHOD(bus_get_resource_list, upa_get_resource_list), 134166060Smarius 135166060Smarius /* ofw_bus interface */ 136166060Smarius DEVMETHOD(ofw_bus_get_devinfo, upa_get_devinfo), 137166060Smarius DEVMETHOD(ofw_bus_get_compat, ofw_bus_gen_get_compat), 138166060Smarius DEVMETHOD(ofw_bus_get_model, ofw_bus_gen_get_model), 139166060Smarius DEVMETHOD(ofw_bus_get_name, ofw_bus_gen_get_name), 140166060Smarius DEVMETHOD(ofw_bus_get_node, ofw_bus_gen_get_node), 141166060Smarius DEVMETHOD(ofw_bus_get_type, ofw_bus_gen_get_type), 142166060Smarius 143166060Smarius { NULL, NULL } 144166060Smarius}; 145166060Smarius 146166060Smariusstatic devclass_t upa_devclass; 147166060Smarius 148166060SmariusDEFINE_CLASS_0(upa, upa_driver, upa_methods, sizeof(struct upa_softc)); 149166060SmariusDRIVER_MODULE(upa, nexus, upa_driver, upa_devclass, 0, 0); 150166060Smarius 151166060Smariusstatic int 152166060Smariusupa_probe(device_t dev) 153166060Smarius{ 154166060Smarius const char* compat; 155166060Smarius 156166060Smarius compat = ofw_bus_get_compat(dev); 157166060Smarius if (compat != NULL && strcmp(ofw_bus_get_name(dev), "upa") == 0 && 158166060Smarius strcmp(compat, "upa64s") == 0) { 159166060Smarius device_set_desc(dev, "UPA bridge"); 160166060Smarius return (BUS_PROBE_DEFAULT); 161166060Smarius } 162166060Smarius return (ENXIO); 163166060Smarius} 164166060Smarius 165166060Smariusstatic int 166166060Smariusupa_attach(device_t dev) 167166060Smarius{ 168166060Smarius struct upa_devinfo *udi; 169166060Smarius struct upa_softc *sc; 170166060Smarius phandle_t child, node; 171166060Smarius device_t cdev; 172166060Smarius uint32_t portid; 173166060Smarius int i, rid; 174166060Smarius#if 1 175166060Smarius device_t *children, schizo = NULL; 176166060Smarius int j, nchildren; 177166060Smarius#endif 178166060Smarius 179166060Smarius sc = device_get_softc(dev); 180166060Smarius node = ofw_bus_get_node(dev); 181166060Smarius for (i = UPA_CFG; i <= UPA_IMR2; i++) { 182166060Smarius rid = i; 183166060Smarius /* UPA_IMR1 is shared with the Schizo PCI bus B CSR bank. */ 184166060Smarius#if 0 185166060Smarius sc->sc_res[i] = bus_alloc_resource_any(dev, SYS_RES_MEMORY, 186166060Smarius &rid, (i == UPA_IMR1 ? RF_SHAREABLE : 0) | RF_ACTIVE); 187166060Smarius if (sc->sc_res[i] == NULL) { 188166060Smarius device_printf(dev, 189166060Smarius "could not allocate resource %d\n", i); 190166060Smarius goto fail; 191166060Smarius } 192166060Smarius sc->sc_bt[i] = rman_get_bustag(sc->sc_res[i]); 193166060Smarius sc->sc_bh[i] = rman_get_bushandle(sc->sc_res[i]); 194166060Smarius#else 195166060Smarius /* 196166060Smarius * Workaround for the fact that rman(9) only allows to 197166060Smarius * share resources of the same size. 198166060Smarius */ 199166060Smarius if (i == UPA_IMR1) { 200166060Smarius if (device_get_children(device_get_parent(dev), 201166060Smarius &children, &nchildren) != 0) { 202166060Smarius device_printf(dev, "could not get children\n"); 203166060Smarius goto fail; 204166060Smarius } 205166060Smarius for (j = 0; j < nchildren; j++) { 206166060Smarius if (ofw_bus_get_type(children[i]) != NULL && 207166060Smarius strcmp(ofw_bus_get_type(children[i]), 208166060Smarius "pci") == 0 && 209166060Smarius ofw_bus_get_compat(children[i]) != NULL && 210166060Smarius strcmp(ofw_bus_get_compat(children[i]), 211166060Smarius "pci108e,8001") == 0 && 212166060Smarius ((bus_get_resource_start(children[i], 213166060Smarius SYS_RES_MEMORY, 0) >> 20) & 1) == 1) { 214166060Smarius schizo = children[i]; 215166060Smarius break; 216166060Smarius } 217166060Smarius } 218166060Smarius free(children, M_TEMP); 219166060Smarius if (schizo == NULL) { 220166060Smarius device_printf(dev, "could not find Schizo\n"); 221166060Smarius goto fail; 222166060Smarius } 223166060Smarius rid = 0; 224166060Smarius sc->sc_res[i] = bus_alloc_resource_any(schizo, 225166060Smarius SYS_RES_MEMORY, &rid, RF_SHAREABLE | RF_ACTIVE); 226166060Smarius if (sc->sc_res[i] == NULL) { 227166060Smarius device_printf(dev, 228166060Smarius "could not allocate resource %d\n", i); 229166060Smarius goto fail; 230166060Smarius } 231166060Smarius } else 232166060Smarius sc->sc_res[i] = bus_alloc_resource_any(dev, 233166060Smarius SYS_RES_MEMORY, &rid, RF_ACTIVE); 234166060Smarius if (sc->sc_res[i] == NULL) { 235166060Smarius device_printf(dev, 236166060Smarius "could not allocate resource %d\n", i); 237166060Smarius goto fail; 238166060Smarius } 239166060Smarius sc->sc_bt[i] = rman_get_bustag(sc->sc_res[i]); 240166060Smarius sc->sc_bh[i] = rman_get_bushandle(sc->sc_res[i]); 241166060Smarius if (i == UPA_IMR1) 242166060Smarius bus_space_subregion(sc->sc_bt[i], sc->sc_bh[i], 243166060Smarius bus_get_resource_start(dev, SYS_RES_MEMORY, 244166060Smarius UPA_IMR1), bus_get_resource_count(dev, 245166060Smarius SYS_RES_MEMORY, UPA_IMR1), &sc->sc_bh[i]); 246166060Smarius#endif 247166060Smarius } 248166060Smarius 249166060Smarius if (OF_getprop(node, "portid", &portid, sizeof(portid)) == -1) { 250166060Smarius device_printf(dev, "could not determine portid\n"); 251166060Smarius goto fail; 252166060Smarius } 253166060Smarius sc->sc_ign = (portid << INTMAP_IGN_SHIFT) & INTMAP_IGN_MASK; 254166060Smarius 255166060Smarius sc->sc_nrange = OF_getprop_alloc(node, "ranges", sizeof(*sc->sc_ranges), 256166060Smarius (void **)&sc->sc_ranges); 257166060Smarius if (sc->sc_nrange == -1) { 258166060Smarius device_printf(dev, "could not determine ranges\n"); 259166060Smarius goto fail; 260166060Smarius } 261166060Smarius 262166060Smarius /* Make sure the power level is appropriate for normal operation. */ 263166060Smarius if (UPA_READ(sc, UPA_CFG, UPA_CFG_IF) != UPA_CFG_IF_POK) { 264166060Smarius if (bootverbose) 265166060Smarius device_printf(dev, "applying power\n"); 266166060Smarius UPA_WRITE(sc, UPA_CFG, UPA_CFG_ESTAR, UPA_CFG_ESTAR_SPEED_1_2); 267166060Smarius UPA_WRITE(sc, UPA_CFG, UPA_CFG_ESTAR, UPA_CFG_ESTAR_SPEED_FULL); 268166060Smarius (void)UPA_READ(sc, UPA_CFG, UPA_CFG_ESTAR); 269166060Smarius UPA_WRITE(sc, UPA_CFG, UPA_CFG_IF, UPA_CFG_IF_POK_RST); 270166060Smarius (void)UPA_READ(sc, UPA_CFG, UPA_CFG_IF); 271166060Smarius DELAY(20000); 272166060Smarius UPA_WRITE(sc, UPA_CFG, UPA_CFG_IF, UPA_CFG_IF_POK); 273166060Smarius (void)UPA_READ(sc, UPA_CFG, UPA_CFG_IF); 274166060Smarius } 275166060Smarius 276166060Smarius for (child = OF_child(node); child != 0; child = OF_peer(child)) { 277166060Smarius /* 278166060Smarius * The `upa-portid' properties of the children are used as 279166060Smarius * index for the interrupt mapping registers. Thus we also 280166060Smarius * use it as device unit number in order to save on a unit 281166060Smarius * member in the devinfo struct. 282166060Smarius * The `upa-portid' properties are also used to make up the 283166060Smarius * INOs of the children as the values contained in their 284166060Smarius * `interrupts' properties are bogus. 285166060Smarius */ 286166060Smarius if (OF_getprop(child, "upa-portid", &portid, 287166060Smarius sizeof(portid)) == -1) { 288166060Smarius device_printf(dev, 289166060Smarius "could not determine upa-portid of child 0x%lx\n", 290166060Smarius (unsigned long)child); 291166060Smarius continue; 292166060Smarius } 293166060Smarius if (portid > 1) { 294166060Smarius device_printf(dev, 295166060Smarius "upa-portid %d of child 0x%lx invalid\n", portid, 296166060Smarius (unsigned long)child); 297166060Smarius continue; 298166060Smarius } 299166060Smarius if ((udi = upa_setup_dinfo(dev, sc, child, portid)) == NULL) 300166060Smarius continue; 301166060Smarius if ((cdev = device_add_child(dev, NULL, portid)) == NULL) { 302166060Smarius device_printf(dev, "<%s>: device_add_child failed\n", 303166060Smarius udi->udi_obdinfo.obd_name); 304166060Smarius upa_destroy_dinfo(udi); 305166060Smarius continue; 306166060Smarius } 307166060Smarius device_set_ivars(cdev, udi); 308166060Smarius } 309166060Smarius 310166060Smarius return (bus_generic_attach(dev)); 311166060Smarius 312166060Smarius fail: 313166060Smarius for (i = UPA_CFG; i <= UPA_IMR2 && sc->sc_res[i] != NULL; i++) 314166060Smarius#if 0 315166060Smarius bus_release_resource(dev, SYS_RES_MEMORY, 316166060Smarius rman_get_rid(sc->sc_res[i]), sc->sc_res[i]); 317166060Smarius#else 318166060Smarius bus_release_resource(i == UPA_IMR1 ? schizo : dev, 319166060Smarius SYS_RES_MEMORY, rman_get_rid(sc->sc_res[i]), 320166060Smarius sc->sc_res[i]); 321166060Smarius#endif 322166060Smarius return (ENXIO); 323166060Smarius} 324166060Smarius 325166060Smariusstatic int 326166060Smariusupa_print_child(device_t dev, device_t child) 327166060Smarius{ 328166060Smarius int rv; 329166060Smarius 330166060Smarius rv = bus_print_child_header(dev, child); 331166060Smarius rv += upa_print_res(device_get_ivars(child)); 332166060Smarius rv += bus_print_child_footer(dev, child); 333166060Smarius return (rv); 334166060Smarius} 335166060Smarius 336166060Smariusstatic void 337166060Smariusupa_probe_nomatch(device_t dev, device_t child) 338166060Smarius{ 339166060Smarius const char *type; 340166060Smarius 341166060Smarius device_printf(dev, "<%s>", ofw_bus_get_name(child)); 342166060Smarius upa_print_res(device_get_ivars(child)); 343166060Smarius type = ofw_bus_get_type(child); 344166060Smarius printf(" type %s (no driver attached)\n", 345166060Smarius type != NULL ? type : "unknown"); 346166060Smarius} 347166060Smarius 348166060Smariusstatic struct resource * 349166060Smariusupa_alloc_resource(device_t dev, device_t child, int type, int *rid, 350166060Smarius u_long start, u_long end, u_long count, u_int flags) 351166060Smarius{ 352166060Smarius struct resource_list *rl; 353166060Smarius struct resource_list_entry *rle; 354166060Smarius struct upa_softc *sc; 355166060Smarius struct resource *rv; 356166060Smarius bus_addr_t cend, cstart; 357166060Smarius int i, isdefault, passthrough; 358166060Smarius 359166060Smarius isdefault = (start == 0UL && end == ~0UL); 360166060Smarius passthrough = (device_get_parent(child) != dev); 361166060Smarius sc = device_get_softc(dev); 362166060Smarius rl = BUS_GET_RESOURCE_LIST(dev, child); 363166060Smarius rle = NULL; 364166060Smarius switch (type) { 365166060Smarius case SYS_RES_IRQ: 366166060Smarius return (resource_list_alloc(rl, dev, child, type, rid, start, 367166060Smarius end, count, flags)); 368166060Smarius case SYS_RES_MEMORY: 369166060Smarius if (!passthrough) { 370166060Smarius rle = resource_list_find(rl, type, *rid); 371166060Smarius if (rle == NULL) 372166060Smarius return (NULL); 373166060Smarius if (rle->res != NULL) 374166060Smarius panic("%s: resource entry is busy", __func__); 375166060Smarius if (isdefault) { 376166060Smarius start = rle->start; 377166060Smarius count = ulmax(count, rle->count); 378166060Smarius end = ulmax(rle->end, start + count - 1); 379166060Smarius } 380166060Smarius } 381166060Smarius for (i = 0; i < sc->sc_nrange; i++) { 382166060Smarius cstart = sc->sc_ranges[i].child; 383166060Smarius cend = cstart + sc->sc_ranges[i].size - 1; 384166060Smarius if (start < cstart || start > cend) 385166060Smarius continue; 386166060Smarius if (end < cstart || end > cend) 387166060Smarius return (NULL); 388166060Smarius start += sc->sc_ranges[i].parent - cstart; 389166060Smarius end += sc->sc_ranges[i].parent - cstart; 390166060Smarius rv = bus_generic_alloc_resource(dev, child, type, rid, 391166060Smarius start, end, count, flags); 392166060Smarius if (!passthrough) 393166060Smarius rle->res = rv; 394166060Smarius return (rv); 395166060Smarius } 396166060Smarius /* FALLTHROUGH */ 397166060Smarius default: 398166060Smarius return (NULL); 399166060Smarius } 400166060Smarius} 401166060Smarius 402166060Smariusstatic int 403166060Smariusupa_setup_intr(device_t dev, device_t child, struct resource *ires, int flags, 404166901Spiso driver_filter_t *filt, driver_intr_t *func, void *arg, void **cookiep) 405166060Smarius{ 406166060Smarius struct upa_softc *sc; 407166060Smarius uint64_t intrmap; 408166060Smarius u_int imr; 409166060Smarius int error; 410166060Smarius 411166060Smarius sc = device_get_softc(dev); 412166060Smarius imr = device_get_unit(child) == 0 ? UPA_IMR1 : UPA_IMR2; 413166060Smarius intrmap = UPA_READ(sc, imr, 0x0); 414166060Smarius if (INTVEC(intrmap) != INTVEC(rman_get_start(ires))) { 415166060Smarius device_printf(dev, 416166154Smarius "invalid interrupt vector (0x%x != 0x%x)\n", 417166154Smarius (unsigned int)INTVEC(intrmap), 418166154Smarius (unsigned int)INTVEC(rman_get_start(ires))); 419166060Smarius return (EINVAL); 420166060Smarius } 421166060Smarius 422166060Smarius /* 423166060Smarius * The interrupts are pulse type and therefore automatically 424166060Smarius * cleared. Thus we don't need to use a stub/wrapper like we 425166060Smarius * do with the other sun4u host-to-<foo> bridges. 426166060Smarius */ 427166060Smarius 428166060Smarius UPA_WRITE(sc, imr, 0x0, intrmap & ~INTMAP_V); 429166060Smarius (void)UPA_READ(sc, imr, 0x0); 430166901Spiso error = bus_generic_setup_intr(dev, child, ires, flags, filt, func, arg, 431166060Smarius cookiep); 432166060Smarius if (error != 0) 433166060Smarius return (error); 434166060Smarius UPA_WRITE(sc, imr, 0x0, INTMAP_ENABLE(intrmap, PCPU_GET(mid))); 435166060Smarius (void)UPA_READ(sc, imr, 0x0); 436166060Smarius 437166060Smarius return (0); 438166060Smarius} 439166060Smarius 440166060Smariusstatic struct resource_list * 441166060Smariusupa_get_resource_list(device_t dev, device_t child) 442166060Smarius{ 443166060Smarius struct upa_devinfo *udi; 444166060Smarius 445166060Smarius udi = device_get_ivars(child); 446166060Smarius return (&udi->udi_rl); 447166060Smarius} 448166060Smarius 449166060Smariusstatic const struct ofw_bus_devinfo * 450166060Smariusupa_get_devinfo(device_t dev, device_t child) 451166060Smarius{ 452166060Smarius struct upa_devinfo *udi; 453166060Smarius 454166060Smarius udi = device_get_ivars(child); 455166060Smarius return (&udi->udi_obdinfo); 456166060Smarius} 457166060Smarius 458166060Smariusstatic struct upa_devinfo * 459166060Smariusupa_setup_dinfo(device_t dev, struct upa_softc *sc, phandle_t node, 460166060Smarius uint32_t portid) 461166060Smarius{ 462166060Smarius struct upa_devinfo *udi; 463166060Smarius struct upa_regs *reg; 464166060Smarius uint32_t intr; 465166060Smarius int i, nreg; 466166060Smarius 467166060Smarius udi = malloc(sizeof(*udi), M_DEVBUF, M_WAITOK | M_ZERO); 468166060Smarius if (ofw_bus_gen_setup_devinfo(&udi->udi_obdinfo, node) != 0) { 469166060Smarius free(udi, M_DEVBUF); 470166060Smarius return (NULL); 471166060Smarius } 472166060Smarius resource_list_init(&udi->udi_rl); 473166060Smarius 474166060Smarius nreg = OF_getprop_alloc(node, "reg", sizeof(*reg), (void **)®); 475166060Smarius if (nreg == -1) { 476166060Smarius device_printf(dev, "<%s>: incomplete\n", 477166060Smarius udi->udi_obdinfo.obd_name); 478166060Smarius goto fail; 479166060Smarius } 480166060Smarius for (i = 0; i < nreg; i++) 481166060Smarius resource_list_add(&udi->udi_rl, SYS_RES_MEMORY, i, reg[i].phys, 482166060Smarius reg[i].phys + reg[i].size - 1, reg[i].size); 483166060Smarius free(reg, M_OFWPROP); 484166060Smarius 485166060Smarius intr = (UPA_INO_BASE + portid) | sc->sc_ign; 486166060Smarius resource_list_add(&udi->udi_rl, SYS_RES_IRQ, 0, intr, intr, 1); 487166060Smarius 488166060Smarius return (udi); 489166060Smarius 490166060Smarius fail: 491166060Smarius upa_destroy_dinfo(udi); 492166060Smarius return (NULL); 493166060Smarius} 494166060Smarius 495166060Smariusstatic void 496166060Smariusupa_destroy_dinfo(struct upa_devinfo *dinfo) 497166060Smarius{ 498166060Smarius 499166060Smarius resource_list_free(&dinfo->udi_rl); 500166060Smarius ofw_bus_gen_destroy_devinfo(&dinfo->udi_obdinfo); 501166060Smarius free(dinfo, M_DEVBUF); 502166060Smarius} 503166060Smarius 504166060Smariusstatic int 505166060Smariusupa_print_res(struct upa_devinfo *udi) 506166060Smarius{ 507166060Smarius int rv; 508166060Smarius 509166060Smarius rv = 0; 510166060Smarius rv += resource_list_print_type(&udi->udi_rl, "mem", SYS_RES_MEMORY, 511166060Smarius "%#lx"); 512166060Smarius rv += resource_list_print_type(&udi->udi_rl, "irq", SYS_RES_IRQ, 513166060Smarius "%ld"); 514166060Smarius return (rv); 515166060Smarius} 516