pnpbus.c revision 1.1.2.2
1 1.1.2.2 yamt /* $NetBSD: pnpbus.c,v 1.1.2.2 2006/03/13 09:06:59 yamt Exp $ */ 2 1.1.2.2 yamt 3 1.1.2.2 yamt /*- 4 1.1.2.2 yamt * Copyright (c) 1998 The NetBSD Foundation, Inc. 5 1.1.2.2 yamt * All rights reserved. 6 1.1.2.2 yamt * 7 1.1.2.2 yamt * This code is derived from software contributed to The NetBSD Foundation 8 1.1.2.2 yamt * by Tim Rightnour 9 1.1.2.2 yamt * 10 1.1.2.2 yamt * Redistribution and use in source and binary forms, with or without 11 1.1.2.2 yamt * modification, are permitted provided that the following conditions 12 1.1.2.2 yamt * are met: 13 1.1.2.2 yamt * 1. Redistributions of source code must retain the above copyright 14 1.1.2.2 yamt * notice, this list of conditions and the following disclaimer. 15 1.1.2.2 yamt * 2. Redistributions in binary form must reproduce the above copyright 16 1.1.2.2 yamt * notice, this list of conditions and the following disclaimer in the 17 1.1.2.2 yamt * documentation and/or other materials provided with the distribution. 18 1.1.2.2 yamt * 3. All advertising materials mentioning features or use of this software 19 1.1.2.2 yamt * must display the following acknowledgement: 20 1.1.2.2 yamt * This product includes software developed by the NetBSD 21 1.1.2.2 yamt * Foundation, Inc. and its contributors. 22 1.1.2.2 yamt * 4. Neither the name of The NetBSD Foundation nor the names of its 23 1.1.2.2 yamt * contributors may be used to endorse or promote products derived 24 1.1.2.2 yamt * from this software without specific prior written permission. 25 1.1.2.2 yamt * 26 1.1.2.2 yamt * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 27 1.1.2.2 yamt * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 28 1.1.2.2 yamt * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 29 1.1.2.2 yamt * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 30 1.1.2.2 yamt * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 31 1.1.2.2 yamt * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 32 1.1.2.2 yamt * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 33 1.1.2.2 yamt * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 34 1.1.2.2 yamt * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 35 1.1.2.2 yamt * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 36 1.1.2.2 yamt * POSSIBILITY OF SUCH DAMAGE. 37 1.1.2.2 yamt */ 38 1.1.2.2 yamt 39 1.1.2.2 yamt #include <sys/cdefs.h> 40 1.1.2.2 yamt __KERNEL_RCSID(0, "$NetBSD: pnpbus.c,v 1.1.2.2 2006/03/13 09:06:59 yamt Exp $"); 41 1.1.2.2 yamt 42 1.1.2.2 yamt #include <sys/param.h> 43 1.1.2.2 yamt #include <sys/systm.h> 44 1.1.2.2 yamt #include <sys/device.h> 45 1.1.2.2 yamt #include <sys/extent.h> 46 1.1.2.2 yamt #include <sys/malloc.h> 47 1.1.2.2 yamt 48 1.1.2.2 yamt #include <machine/bus.h> 49 1.1.2.2 yamt #include <machine/pio.h> 50 1.1.2.2 yamt #include <machine/intr.h> 51 1.1.2.2 yamt #include <machine/platform.h> 52 1.1.2.2 yamt #include <machine/residual.h> 53 1.1.2.2 yamt #include <machine/pnp.h> 54 1.1.2.2 yamt #include <machine/isa_machdep.h> 55 1.1.2.2 yamt 56 1.1.2.2 yamt #include <dev/isa/isareg.h> 57 1.1.2.2 yamt 58 1.1.2.2 yamt #include <prep/pnpbus/pnpbusvar.h> 59 1.1.2.2 yamt 60 1.1.2.2 yamt static int pnpbus_match(struct device *, struct cfdata *, void *); 61 1.1.2.2 yamt static void pnpbus_attach(struct device *, struct device *, void *); 62 1.1.2.2 yamt static int pnpbus_print(void *, const char *); 63 1.1.2.2 yamt static int pnpbus_search(struct device *, struct cfdata *, 64 1.1.2.2 yamt const int *, void *); 65 1.1.2.2 yamt 66 1.1.2.2 yamt CFATTACH_DECL(pnpbus, sizeof(struct pnpbus_softc), 67 1.1.2.2 yamt pnpbus_match, pnpbus_attach, NULL, NULL); 68 1.1.2.2 yamt 69 1.1.2.2 yamt struct pnpbus_softc *pnpbus_softc; 70 1.1.2.2 yamt extern struct cfdriver pnpbus_cd; 71 1.1.2.2 yamt 72 1.1.2.2 yamt static int 73 1.1.2.2 yamt pnpbus_match(struct device *parent, struct cfdata *cf, void *aux) 74 1.1.2.2 yamt { 75 1.1.2.2 yamt return 1; 76 1.1.2.2 yamt } 77 1.1.2.2 yamt 78 1.1.2.2 yamt static void 79 1.1.2.2 yamt pnpbus_attach(struct device *parent, struct device *self, void *aux) 80 1.1.2.2 yamt { 81 1.1.2.2 yamt struct pnpbus_softc *sc = (struct pnpbus_softc *)self; 82 1.1.2.2 yamt struct pnpbus_attach_args *paa = aux; 83 1.1.2.2 yamt 84 1.1.2.2 yamt printf("\n"); 85 1.1.2.2 yamt 86 1.1.2.2 yamt pnpbus_softc = sc; 87 1.1.2.2 yamt sc->sc_ic = paa->paa_ic; 88 1.1.2.2 yamt sc->sc_iot = paa->paa_iot; 89 1.1.2.2 yamt sc->sc_memt = paa->paa_memt; 90 1.1.2.2 yamt 91 1.1.2.2 yamt (void)config_search_ia(pnpbus_search, self, "pnpbus", aux); 92 1.1.2.2 yamt } 93 1.1.2.2 yamt 94 1.1.2.2 yamt static int 95 1.1.2.2 yamt pnp_newirq(void *v, struct pnpresources *r, int size) 96 1.1.2.2 yamt { 97 1.1.2.2 yamt struct _S4_Pack *p = v; 98 1.1.2.2 yamt struct pnpbus_irq *irq; 99 1.1.2.2 yamt 100 1.1.2.2 yamt irq = malloc(sizeof(struct pnpbus_irq), M_DEVBUF, M_NOWAIT); 101 1.1.2.2 yamt 102 1.1.2.2 yamt irq->mask = le16dec(&p->IRQMask[0]); 103 1.1.2.2 yamt if (size > 2) 104 1.1.2.2 yamt irq->flags = p->IRQInfo; 105 1.1.2.2 yamt else 106 1.1.2.2 yamt irq->flags = 0x01; 107 1.1.2.2 yamt 108 1.1.2.2 yamt SIMPLEQ_INSERT_TAIL(&r->irq, irq, next); 109 1.1.2.2 yamt r->numirq++; 110 1.1.2.2 yamt 111 1.1.2.2 yamt return 0; 112 1.1.2.2 yamt } 113 1.1.2.2 yamt 114 1.1.2.2 yamt static int 115 1.1.2.2 yamt pnp_newdma(void *v, struct pnpresources *r, int size) 116 1.1.2.2 yamt { 117 1.1.2.2 yamt struct _S5_Pack *p = v; 118 1.1.2.2 yamt struct pnpbus_dma *dma; 119 1.1.2.2 yamt 120 1.1.2.2 yamt dma = malloc(sizeof(struct pnpbus_dma), M_DEVBUF, M_NOWAIT); 121 1.1.2.2 yamt 122 1.1.2.2 yamt dma->mask = le16dec(&p->DMAMask); 123 1.1.2.2 yamt if (size > 2) 124 1.1.2.2 yamt dma->flags = p->DMAInfo; 125 1.1.2.2 yamt else 126 1.1.2.2 yamt dma->flags = 0x01; 127 1.1.2.2 yamt 128 1.1.2.2 yamt SIMPLEQ_INSERT_TAIL(&r->dma, dma, next); 129 1.1.2.2 yamt r->numdma++; 130 1.1.2.2 yamt 131 1.1.2.2 yamt return 0; 132 1.1.2.2 yamt } 133 1.1.2.2 yamt 134 1.1.2.2 yamt static int 135 1.1.2.2 yamt pnp_newioport(void *v, struct pnpresources *r, int size) 136 1.1.2.2 yamt { 137 1.1.2.2 yamt struct _S8_Pack *p = v; 138 1.1.2.2 yamt struct pnpbus_io *io; 139 1.1.2.2 yamt uint16_t mask; 140 1.1.2.2 yamt 141 1.1.2.2 yamt io = malloc(sizeof(struct pnpbus_io), M_DEVBUF, M_NOWAIT); 142 1.1.2.2 yamt mask = p->IOInfo & ISAAddr16bit ? 0xffff : 0x03ff; 143 1.1.2.2 yamt io->minbase = (p->RangeMin[0] | (p->RangeMin[1] << 8)) & mask; 144 1.1.2.2 yamt io->maxbase = (p->RangeMax[0] | (p->RangeMax[1] << 8)) & mask; 145 1.1.2.2 yamt io->align = p->IOAlign; 146 1.1.2.2 yamt io->len = p->IONum; 147 1.1.2.2 yamt io->flags = p->IOInfo; 148 1.1.2.2 yamt 149 1.1.2.2 yamt SIMPLEQ_INSERT_TAIL(&r->io, io, next); 150 1.1.2.2 yamt r->numio++; 151 1.1.2.2 yamt 152 1.1.2.2 yamt return 0; 153 1.1.2.2 yamt } 154 1.1.2.2 yamt 155 1.1.2.2 yamt static int 156 1.1.2.2 yamt pnp_newaddr(void *v, struct pnpresources *r, int size) 157 1.1.2.2 yamt { 158 1.1.2.2 yamt struct pnpbus_io *io; 159 1.1.2.2 yamt struct pnpbus_mem *mem; 160 1.1.2.2 yamt struct _L4_Pack *pack = v; 161 1.1.2.2 yamt struct _L4_PPCPack *p = &pack->L4_Data.L4_PPCPack; 162 1.1.2.2 yamt 163 1.1.2.2 yamt if (p->PPCData[0] == 1) {/* type IO */ 164 1.1.2.2 yamt io = malloc(sizeof(struct pnpbus_io), M_DEVBUF, M_NOWAIT); 165 1.1.2.2 yamt io->minbase = (uint16_t)le64dec(&p->PPCData[4]); 166 1.1.2.2 yamt io->maxbase = -1; 167 1.1.2.2 yamt io->align = p->PPCData[1]; 168 1.1.2.2 yamt io->len = (uint16_t)le64dec(&p->PPCData[12]); 169 1.1.2.2 yamt io->flags = 0; 170 1.1.2.2 yamt SIMPLEQ_INSERT_TAIL(&r->io, io, next); 171 1.1.2.2 yamt r->numio++; 172 1.1.2.2 yamt 173 1.1.2.2 yamt return 0; 174 1.1.2.2 yamt } else if (p->PPCData[0] == 2) { 175 1.1.2.2 yamt mem = malloc(sizeof(struct pnpbus_mem), M_DEVBUF, M_NOWAIT); 176 1.1.2.2 yamt mem->minbase = (uint32_t)le64dec(&p->PPCData[4]); 177 1.1.2.2 yamt mem->maxbase = -1; 178 1.1.2.2 yamt mem->align = p->PPCData[1]; 179 1.1.2.2 yamt mem->len = (uint32_t)le64dec(&p->PPCData[12]); 180 1.1.2.2 yamt mem->flags = 0; 181 1.1.2.2 yamt SIMPLEQ_INSERT_TAIL(&r->mem, mem, next); 182 1.1.2.2 yamt r->nummem++; 183 1.1.2.2 yamt 184 1.1.2.2 yamt return 0; 185 1.1.2.2 yamt } else 186 1.1.2.2 yamt return -1; 187 1.1.2.2 yamt } 188 1.1.2.2 yamt 189 1.1.2.2 yamt static int 190 1.1.2.2 yamt pnp_newcompatid(void *v, struct pnpresources *r, int size) 191 1.1.2.2 yamt { 192 1.1.2.2 yamt struct _S3_Pack *p = v; 193 1.1.2.2 yamt struct pnpbus_compatid *id; 194 1.1.2.2 yamt uint32_t cid; 195 1.1.2.2 yamt 196 1.1.2.2 yamt id = malloc(sizeof(*id), M_DEVBUF, M_NOWAIT); 197 1.1.2.2 yamt cid = le32dec(p->CompatId); 198 1.1.2.2 yamt pnp_devid_to_string(cid, id->idstr); 199 1.1.2.2 yamt id->next = r->compatids; 200 1.1.2.2 yamt r->compatids = id; 201 1.1.2.2 yamt 202 1.1.2.2 yamt return 0; 203 1.1.2.2 yamt } 204 1.1.2.2 yamt 205 1.1.2.2 yamt /* 206 1.1.2.2 yamt * Call if match succeeds. This way we don't allocate lots of ram 207 1.1.2.2 yamt * for structures we never use if the device isn't attached. 208 1.1.2.2 yamt */ 209 1.1.2.2 yamt 210 1.1.2.2 yamt int 211 1.1.2.2 yamt pnpbus_scan(struct pnpbus_dev_attach_args *pna, PPC_DEVICE *dev) 212 1.1.2.2 yamt { 213 1.1.2.2 yamt struct pnpresources *r = &pna->pna_res; 214 1.1.2.2 yamt uint32_t l; 215 1.1.2.2 yamt uint8_t *p, *q; 216 1.1.2.2 yamt void *v; 217 1.1.2.2 yamt int tag, size, item; 218 1.1.2.2 yamt 219 1.1.2.2 yamt l = be32toh(dev->AllocatedOffset); 220 1.1.2.2 yamt p = res->DevicePnPHeap + l; 221 1.1.2.2 yamt 222 1.1.2.2 yamt if (p == NULL) 223 1.1.2.2 yamt return -1; 224 1.1.2.2 yamt 225 1.1.2.2 yamt for (; p[0] != END_TAG; p += size) { 226 1.1.2.2 yamt tag = *p; 227 1.1.2.2 yamt v = p; 228 1.1.2.2 yamt if (tag_type(p[0]) == PNP_SMALL) { 229 1.1.2.2 yamt size = tag_small_count(tag) + 1; 230 1.1.2.2 yamt item = tag_small_item_name(tag); 231 1.1.2.2 yamt switch (item) { 232 1.1.2.2 yamt case IRQFormat: 233 1.1.2.2 yamt pnp_newirq(v, r, size); 234 1.1.2.2 yamt break; 235 1.1.2.2 yamt case DMAFormat: 236 1.1.2.2 yamt pnp_newdma(v, r, size); 237 1.1.2.2 yamt break; 238 1.1.2.2 yamt case IOPort: 239 1.1.2.2 yamt pnp_newioport(v, r, size); 240 1.1.2.2 yamt break; 241 1.1.2.2 yamt } 242 1.1.2.2 yamt } else { 243 1.1.2.2 yamt struct _L4_Pack *pack = v; 244 1.1.2.2 yamt struct _L4_PPCPack *pa = &pack->L4_Data.L4_PPCPack; 245 1.1.2.2 yamt 246 1.1.2.2 yamt q = p; 247 1.1.2.2 yamt size = (q[1] | (q[2] << 8)) + 3 /* tag + length */; 248 1.1.2.2 yamt item = tag_large_item_name(tag); 249 1.1.2.2 yamt printf("large vi item %d, %d\n", item, pa->Type); 250 1.1.2.2 yamt if (item == LargeVendorItem && 251 1.1.2.2 yamt pa->Type == LV_GenericAddress) 252 1.1.2.2 yamt pnp_newaddr(v, r, size); 253 1.1.2.2 yamt } 254 1.1.2.2 yamt } 255 1.1.2.2 yamt 256 1.1.2.2 yamt /* scan for compatid's */ 257 1.1.2.2 yamt 258 1.1.2.2 yamt l = be32toh(dev->CompatibleOffset); 259 1.1.2.2 yamt p = res->DevicePnPHeap + l; 260 1.1.2.2 yamt 261 1.1.2.2 yamt if (p == NULL) 262 1.1.2.2 yamt return -1; 263 1.1.2.2 yamt 264 1.1.2.2 yamt for (; p[0] != END_TAG; p += size) { 265 1.1.2.2 yamt tag = *p; 266 1.1.2.2 yamt v = p; 267 1.1.2.2 yamt if (tag_type(p[0]) == PNP_SMALL) { 268 1.1.2.2 yamt size = tag_small_count(tag) + 1; 269 1.1.2.2 yamt item = tag_small_item_name(tag); 270 1.1.2.2 yamt switch (item) { 271 1.1.2.2 yamt case CompatibleDevice: 272 1.1.2.2 yamt pnp_newcompatid(v, r, size); 273 1.1.2.2 yamt break; 274 1.1.2.2 yamt } 275 1.1.2.2 yamt } else { 276 1.1.2.2 yamt q = p; 277 1.1.2.2 yamt size = (q[1] | (q[2] << 8)) + 3 /* tag + length */; 278 1.1.2.2 yamt } 279 1.1.2.2 yamt } 280 1.1.2.2 yamt return 0; 281 1.1.2.2 yamt } 282 1.1.2.2 yamt 283 1.1.2.2 yamt /* 284 1.1.2.2 yamt * Setup the basic pna structure. 285 1.1.2.2 yamt */ 286 1.1.2.2 yamt 287 1.1.2.2 yamt static void 288 1.1.2.2 yamt pnp_getpna(struct pnpbus_dev_attach_args *pna, struct pnpbus_attach_args *paa, 289 1.1.2.2 yamt PPC_DEVICE *dev) 290 1.1.2.2 yamt { 291 1.1.2.2 yamt uint32_t l; 292 1.1.2.2 yamt DEVICE_ID *id = &dev->DeviceId; 293 1.1.2.2 yamt struct pnpresources *r = &pna->pna_res; 294 1.1.2.2 yamt 295 1.1.2.2 yamt l = be32toh(dev->AllocatedOffset); 296 1.1.2.2 yamt 297 1.1.2.2 yamt pna->pna_iot = paa->paa_iot; 298 1.1.2.2 yamt pna->pna_memt = paa->paa_memt; 299 1.1.2.2 yamt pna->pna_ic = paa->paa_ic; 300 1.1.2.2 yamt pnp_devid_to_string(id->DevId, pna->pna_devid); 301 1.1.2.2 yamt pna->pna_ppc_dev = dev; 302 1.1.2.2 yamt memset(r, 0, sizeof(*r)); 303 1.1.2.2 yamt SIMPLEQ_INIT(&r->mem); 304 1.1.2.2 yamt SIMPLEQ_INIT(&r->io); 305 1.1.2.2 yamt SIMPLEQ_INIT(&r->irq); 306 1.1.2.2 yamt SIMPLEQ_INIT(&r->dma); 307 1.1.2.2 yamt } 308 1.1.2.2 yamt 309 1.1.2.2 yamt static int 310 1.1.2.2 yamt pnpbus_search(struct device *parent, struct cfdata *cf, 311 1.1.2.2 yamt const int *ldesc, void *aux) 312 1.1.2.2 yamt { 313 1.1.2.2 yamt struct pnpbus_dev_attach_args pna; 314 1.1.2.2 yamt struct pnpbus_attach_args *paa = aux; 315 1.1.2.2 yamt PPC_DEVICE *ppc_dev; 316 1.1.2.2 yamt int i; 317 1.1.2.2 yamt uint32_t ndev; 318 1.1.2.2 yamt 319 1.1.2.2 yamt ndev = be32toh(res->ActualNumDevices); 320 1.1.2.2 yamt ppc_dev = res->Devices; 321 1.1.2.2 yamt 322 1.1.2.2 yamt for (i = 0; i < ((ndev > MAX_DEVICES) ? MAX_DEVICES : ndev); i++) { 323 1.1.2.2 yamt pnp_getpna(&pna, paa, &ppc_dev[i]); 324 1.1.2.2 yamt if (config_match(parent, cf, &pna) > 0) 325 1.1.2.2 yamt config_attach(parent, cf, &pna, pnpbus_print); 326 1.1.2.2 yamt } 327 1.1.2.2 yamt 328 1.1.2.2 yamt return 0; 329 1.1.2.2 yamt } 330 1.1.2.2 yamt 331 1.1.2.2 yamt static void 332 1.1.2.2 yamt pnpbus_printres(struct pnpresources *r) 333 1.1.2.2 yamt { 334 1.1.2.2 yamt struct pnpbus_io *io; 335 1.1.2.2 yamt struct pnpbus_mem *mem; 336 1.1.2.2 yamt struct pnpbus_irq *irq; 337 1.1.2.2 yamt struct pnpbus_dma *dma; 338 1.1.2.2 yamt int p = 0; 339 1.1.2.2 yamt 340 1.1.2.2 yamt if (!SIMPLEQ_EMPTY(&r->mem)) { 341 1.1.2.2 yamt aprint_normal("mem"); 342 1.1.2.2 yamt SIMPLEQ_FOREACH(mem, &r->mem, next) { 343 1.1.2.2 yamt aprint_normal(" 0x%x", mem->minbase); 344 1.1.2.2 yamt if (mem->len > 1) 345 1.1.2.2 yamt aprint_normal("-0x%x", 346 1.1.2.2 yamt mem->minbase + mem->len - 1); 347 1.1.2.2 yamt } 348 1.1.2.2 yamt p++; 349 1.1.2.2 yamt } 350 1.1.2.2 yamt if (!SIMPLEQ_EMPTY(&r->io)) { 351 1.1.2.2 yamt if (p++) 352 1.1.2.2 yamt aprint_normal(", "); 353 1.1.2.2 yamt aprint_normal("port"); 354 1.1.2.2 yamt SIMPLEQ_FOREACH(io, &r->io, next) { 355 1.1.2.2 yamt aprint_normal(" 0x%x", io->minbase); 356 1.1.2.2 yamt if (io->len > 1) 357 1.1.2.2 yamt aprint_normal("-0x%x", 358 1.1.2.2 yamt io->minbase + io->len - 1); 359 1.1.2.2 yamt } 360 1.1.2.2 yamt } 361 1.1.2.2 yamt if (!SIMPLEQ_EMPTY(&r->irq)) { 362 1.1.2.2 yamt if (p++) 363 1.1.2.2 yamt aprint_normal(", "); 364 1.1.2.2 yamt aprint_normal("irq"); 365 1.1.2.2 yamt SIMPLEQ_FOREACH(irq, &r->irq, next) { 366 1.1.2.2 yamt aprint_normal(" %d", ffs(irq->mask) - 1); 367 1.1.2.2 yamt } 368 1.1.2.2 yamt } 369 1.1.2.2 yamt if (!SIMPLEQ_EMPTY(&r->dma)) { 370 1.1.2.2 yamt if (p++) 371 1.1.2.2 yamt aprint_normal(", "); 372 1.1.2.2 yamt aprint_normal("DMA"); 373 1.1.2.2 yamt SIMPLEQ_FOREACH(dma, &r->dma, next) { 374 1.1.2.2 yamt aprint_normal(" %d", ffs(dma->mask) - 1); 375 1.1.2.2 yamt } 376 1.1.2.2 yamt } 377 1.1.2.2 yamt } 378 1.1.2.2 yamt 379 1.1.2.2 yamt static int 380 1.1.2.2 yamt pnpbus_print(void *args, const char *name) 381 1.1.2.2 yamt { 382 1.1.2.2 yamt struct pnpbus_dev_attach_args *pna = args; 383 1.1.2.2 yamt 384 1.1.2.2 yamt pnpbus_printres(&pna->pna_res); 385 1.1.2.2 yamt 386 1.1.2.2 yamt return (UNCONF); 387 1.1.2.2 yamt } 388 1.1.2.2 yamt 389 1.1.2.2 yamt void 390 1.1.2.2 yamt pnpbus_print_devres(struct pnpbus_dev_attach_args *pna) 391 1.1.2.2 yamt { 392 1.1.2.2 yamt aprint_normal(" "); 393 1.1.2.2 yamt pnpbus_printres(&pna->pna_res); 394 1.1.2.2 yamt aprint_normal("\n"); 395 1.1.2.2 yamt } 396 1.1.2.2 yamt 397 1.1.2.2 yamt /* 398 1.1.2.2 yamt * Set up an interrupt handler to start being called. 399 1.1.2.2 yamt */ 400 1.1.2.2 yamt void * 401 1.1.2.2 yamt pnpbus_intr_establish(int idx, int level, int (*ih_fun)(void *), 402 1.1.2.2 yamt void *ih_arg, struct pnpresources *r) 403 1.1.2.2 yamt { 404 1.1.2.2 yamt struct pnpbus_irq *irq; 405 1.1.2.2 yamt int irqnum, type; 406 1.1.2.2 yamt 407 1.1.2.2 yamt if (idx >= r->numirq) 408 1.1.2.2 yamt return 0; 409 1.1.2.2 yamt 410 1.1.2.2 yamt irq = SIMPLEQ_FIRST(&r->irq); 411 1.1.2.2 yamt while (idx--) 412 1.1.2.2 yamt irq = SIMPLEQ_NEXT(irq, next); 413 1.1.2.2 yamt 414 1.1.2.2 yamt irqnum = ffs(irq->mask) - 1; 415 1.1.2.2 yamt type = (irq->flags & 0x0c) ? IST_LEVEL : IST_EDGE; 416 1.1.2.2 yamt 417 1.1.2.2 yamt return (void *)intr_establish(irqnum, type, level, ih_fun, ih_arg); 418 1.1.2.2 yamt } 419 1.1.2.2 yamt 420 1.1.2.2 yamt /* 421 1.1.2.2 yamt * Deregister an interrupt handler. 422 1.1.2.2 yamt */ 423 1.1.2.2 yamt void 424 1.1.2.2 yamt pnpbus_intr_disestablish(void *arg) 425 1.1.2.2 yamt { 426 1.1.2.2 yamt 427 1.1.2.2 yamt intr_disestablish(arg); 428 1.1.2.2 yamt } 429 1.1.2.2 yamt 430 1.1.2.2 yamt int 431 1.1.2.2 yamt pnpbus_getirqnum(struct pnpresources *r, int idx, int *irqp, int *istp) 432 1.1.2.2 yamt { 433 1.1.2.2 yamt struct pnpbus_irq *irq; 434 1.1.2.2 yamt 435 1.1.2.2 yamt if (idx >= r->numirq) 436 1.1.2.2 yamt return EINVAL; 437 1.1.2.2 yamt 438 1.1.2.2 yamt irq = SIMPLEQ_FIRST(&r->irq); 439 1.1.2.2 yamt while (idx--) 440 1.1.2.2 yamt irq = SIMPLEQ_NEXT(irq, next); 441 1.1.2.2 yamt 442 1.1.2.2 yamt if (irqp != NULL) 443 1.1.2.2 yamt *irqp = ffs(irq->mask) - 1; 444 1.1.2.2 yamt if (istp != NULL) 445 1.1.2.2 yamt *istp = (irq->flags &0x0c) ? IST_LEVEL : IST_EDGE; 446 1.1.2.2 yamt return 0; 447 1.1.2.2 yamt } 448 1.1.2.2 yamt 449 1.1.2.2 yamt int 450 1.1.2.2 yamt pnpbus_getdmachan(struct pnpresources *r, int idx, int *chanp) 451 1.1.2.2 yamt { 452 1.1.2.2 yamt struct pnpbus_dma *dma; 453 1.1.2.2 yamt 454 1.1.2.2 yamt if (idx >= r->numdma) 455 1.1.2.2 yamt return EINVAL; 456 1.1.2.2 yamt 457 1.1.2.2 yamt dma = SIMPLEQ_FIRST(&r->dma); 458 1.1.2.2 yamt while (idx--) 459 1.1.2.2 yamt dma = SIMPLEQ_NEXT(dma, next); 460 1.1.2.2 yamt 461 1.1.2.2 yamt if (chanp != NULL) 462 1.1.2.2 yamt *chanp = ffs(dma->mask) - 1; 463 1.1.2.2 yamt return 0; 464 1.1.2.2 yamt } 465 1.1.2.2 yamt 466 1.1.2.2 yamt int 467 1.1.2.2 yamt pnpbus_getioport(struct pnpresources *r, int idx, int *basep, int *sizep) 468 1.1.2.2 yamt { 469 1.1.2.2 yamt struct pnpbus_io *io; 470 1.1.2.2 yamt 471 1.1.2.2 yamt if (idx >= r->numio) 472 1.1.2.2 yamt return EINVAL; 473 1.1.2.2 yamt 474 1.1.2.2 yamt io = SIMPLEQ_FIRST(&r->io); 475 1.1.2.2 yamt while (idx--) 476 1.1.2.2 yamt io = SIMPLEQ_NEXT(io, next); 477 1.1.2.2 yamt 478 1.1.2.2 yamt if (basep) 479 1.1.2.2 yamt *basep = io->minbase; 480 1.1.2.2 yamt if (sizep) 481 1.1.2.2 yamt *sizep = io->len; 482 1.1.2.2 yamt return 0; 483 1.1.2.2 yamt } 484 1.1.2.2 yamt 485 1.1.2.2 yamt int 486 1.1.2.2 yamt pnpbus_io_map(struct pnpresources *r, int idx, bus_space_tag_t *tagp, 487 1.1.2.2 yamt bus_space_handle_t *hdlp) 488 1.1.2.2 yamt { 489 1.1.2.2 yamt struct pnpbus_io *io; 490 1.1.2.2 yamt 491 1.1.2.2 yamt if (idx >= r->numio) 492 1.1.2.2 yamt return EINVAL; 493 1.1.2.2 yamt 494 1.1.2.2 yamt io = SIMPLEQ_FIRST(&r->io); 495 1.1.2.2 yamt while (idx--) 496 1.1.2.2 yamt io = SIMPLEQ_NEXT(io, next); 497 1.1.2.2 yamt 498 1.1.2.2 yamt *tagp = &prep_isa_io_space_tag; 499 1.1.2.2 yamt return (bus_space_map(&prep_isa_io_space_tag, io->minbase, io->len, 500 1.1.2.2 yamt 0, hdlp)); 501 1.1.2.2 yamt } 502 1.1.2.2 yamt 503 1.1.2.2 yamt void 504 1.1.2.2 yamt pnpbus_io_unmap(struct pnpresources *r, int idx, bus_space_tag_t tag, 505 1.1.2.2 yamt bus_space_handle_t hdl) 506 1.1.2.2 yamt { 507 1.1.2.2 yamt struct pnpbus_io *io; 508 1.1.2.2 yamt 509 1.1.2.2 yamt if (idx >= r->numio) 510 1.1.2.2 yamt return; 511 1.1.2.2 yamt 512 1.1.2.2 yamt io = SIMPLEQ_FIRST(&r->io); 513 1.1.2.2 yamt while (idx--) 514 1.1.2.2 yamt io = SIMPLEQ_NEXT(io, next); 515 1.1.2.2 yamt 516 1.1.2.2 yamt bus_space_unmap(tag, hdl, io->len); 517 1.1.2.2 yamt } 518
Indexes created Tue Oct 28 07:09:57 GMT 2025