1 /*- 2 * Copyright (c) 2000 Michael Smith 3 * Copyright (c) 2001 Scott Long 4 * Copyright (c) 2000 BSDi 5 * Copyright (c) 2001 Adaptec, Inc. 6 * All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27 * SUCH DAMAGE. 28 * 29 * $FreeBSD: src/sys/dev/aac/aac_pci.c,v 1.3.2.19 2003/11/01 18:44:51 scottl Exp $ 30 * $DragonFly: src/sys/dev/raid/aac/aac_pci.c,v 1.13 2008/01/20 03:40:35 pavalos Exp $ 31 */ 32 33 /* 34 * PCI bus interface and resource allocation. 35 */ 36 37 #include "opt_aac.h" 38 39 #include <sys/param.h> 40 #include <sys/systm.h> 41 #include <sys/kernel.h> 42 #include <sys/module.h> 43 44 #include <sys/bus.h> 45 #include <sys/conf.h> 46 #include <sys/devicestat.h> 47 #include <sys/disk.h> 48 #include <sys/rman.h> 49 50 #include <bus/pci/pcireg.h> 51 #include <bus/pci/pcivar.h> 52 53 #include "aacreg.h" 54 #include "aac_ioctl.h" 55 #include "aacvar.h" 56 57 static int aac_pci_probe(device_t dev); 58 static int aac_pci_attach(device_t dev); 59 60 static device_method_t aac_methods[] = { 61 /* Device interface */ 62 DEVMETHOD(device_probe, aac_pci_probe), 63 DEVMETHOD(device_attach, aac_pci_attach), 64 DEVMETHOD(device_detach, aac_detach), 65 DEVMETHOD(device_suspend, aac_suspend), 66 DEVMETHOD(device_resume, aac_resume), 67 68 DEVMETHOD(bus_print_child, bus_generic_print_child), 69 DEVMETHOD(bus_driver_added, bus_generic_driver_added), 70 { 0, 0 } 71 }; 72 73 static driver_t aac_pci_driver = { 74 "aac", 75 aac_methods, 76 sizeof(struct aac_softc) 77 }; 78 79 devclass_t aac_devclass; 80 81 DRIVER_MODULE(aac, pci, aac_pci_driver, aac_devclass, 0, 0); 82 83 static struct aac_ident 84 { 85 u_int16_t vendor; 86 u_int16_t device; 87 u_int16_t subvendor; 88 u_int16_t subdevice; 89 int hwif; 90 int quirks; 91 char *desc; 92 } aac_identifiers[] = { 93 {0x1028, 0x0001, 0x1028, 0x0001, AAC_HWIF_I960RX, 0, 94 "Dell PERC 2/Si"}, 95 {0x1028, 0x0002, 0x1028, 0x0002, AAC_HWIF_I960RX, 0, 96 "Dell PERC 3/Di"}, 97 {0x1028, 0x0003, 0x1028, 0x0003, AAC_HWIF_I960RX, 0, 98 "Dell PERC 3/Si"}, 99 {0x1028, 0x0004, 0x1028, 0x00d0, AAC_HWIF_I960RX, 0, 100 "Dell PERC 3/Si"}, 101 {0x1028, 0x0002, 0x1028, 0x00d1, AAC_HWIF_I960RX, 0, 102 "Dell PERC 3/Di"}, 103 {0x1028, 0x0002, 0x1028, 0x00d9, AAC_HWIF_I960RX, 0, 104 "Dell PERC 3/Di"}, 105 {0x1028, 0x000a, 0x1028, 0x0106, AAC_HWIF_I960RX, 0, 106 "Dell PERC 3/Di"}, 107 {0x1028, 0x000a, 0x1028, 0x011b, AAC_HWIF_I960RX, 0, 108 "Dell PERC 3/Di"}, 109 {0x1028, 0x000a, 0x1028, 0x0121, AAC_HWIF_I960RX, 0, 110 "Dell PERC 3/Di"}, 111 {0x1011, 0x0046, 0x9005, 0x0364, AAC_HWIF_STRONGARM, 0, 112 "Adaptec AAC-364"}, 113 {0x1011, 0x0046, 0x9005, 0x0365, AAC_HWIF_STRONGARM, 114 AAC_FLAGS_BROKEN_MEMMAP, "Adaptec SCSI RAID 5400S"}, 115 {0x1011, 0x0046, 0x9005, 0x1364, AAC_HWIF_STRONGARM, AAC_FLAGS_PERC2QC, 116 "Dell PERC 2/QC"}, 117 {0x1011, 0x0046, 0x103c, 0x10c2, AAC_HWIF_STRONGARM, 0, 118 "HP NetRaid-4M"}, 119 {0x9005, 0x0285, 0x9005, 0x0285, AAC_HWIF_I960RX, AAC_FLAGS_NO4GB, 120 "Adaptec SCSI RAID 2200S"}, 121 {0x9005, 0x0285, 0x1028, 0x0287, AAC_HWIF_I960RX, AAC_FLAGS_NO4GB, 122 "Dell PERC 320/DC"}, 123 {0x9005, 0x0285, 0x9005, 0x0286, AAC_HWIF_I960RX, AAC_FLAGS_NO4GB, 124 "Adaptec SCSI RAID 2120S"}, 125 {0x9005, 0x0285, 0x9005, 0x0290, AAC_HWIF_I960RX, AAC_FLAGS_NO4GB, 126 "Adaptec SATA RAID 2410SA"}, 127 {0x9005, 0x0285, 0x1028, 0x0291, AAC_HWIF_I960RX, AAC_FLAGS_NO4GB, 128 "Dell CERC SATA RAID 2"}, 129 {0x9005, 0x0285, 0x9005, 0x0292, AAC_HWIF_I960RX, AAC_FLAGS_NO4GB, 130 "Adaptec SATA RAID 2810SA"}, 131 {0x9005, 0x0285, 0x9005, 0x0293, AAC_HWIF_I960RX, AAC_FLAGS_NO4GB, 132 "Adaptec SATA RAID 21610SA"}, 133 {0x9005, 0x0285, 0x103c, 0x3227, AAC_HWIF_I960RX, AAC_FLAGS_NO4GB, 134 "HP ML110 G2 (Adaptec 2610SA)"}, 135 {0x9005, 0x0286, 0x9005, 0x028c, AAC_HWIF_RKT, 0, 136 "Adaptec SCSI RAID 2230S"}, 137 {0x9005, 0x0286, 0x9005, 0x028d, AAC_HWIF_RKT, 0, 138 "Adaptec SCSI RAID 2130S"}, 139 140 {0x9005, 0x0285, 0x9005, 0x0287, AAC_HWIF_I960RX, AAC_FLAGS_NO4GB | 141 AAC_FLAGS_256FIBS, "Adaptec SCSI RAID 2200S"}, 142 {0x9005, 0x0285, 0x17aa, 0x0286, AAC_HWIF_I960RX, AAC_FLAGS_NO4GB | 143 AAC_FLAGS_256FIBS, "Legend S220"}, 144 {0x9005, 0x0285, 0x17aa, 0x0287, AAC_HWIF_I960RX, AAC_FLAGS_NO4GB | 145 AAC_FLAGS_256FIBS, "Legend S230"}, 146 {0x9005, 0x0285, 0x9005, 0x0288, AAC_HWIF_I960RX, 0, 147 "Adaptec SCSI RAID 3230S"}, 148 {0x9005, 0x0285, 0x9005, 0x0289, AAC_HWIF_I960RX, 0, 149 "Adaptec SCSI RAID 3240S"}, 150 {0x9005, 0x0285, 0x9005, 0x028a, AAC_HWIF_I960RX, 0, 151 "Adaptec SCSI RAID 2020ZCR"}, 152 {0x9005, 0x0285, 0x9005, 0x028b, AAC_HWIF_I960RX, 0, 153 "Adaptec SCSI RAID 2025ZCR"}, 154 {0x9005, 0x0286, 0x9005, 0x029b, AAC_HWIF_RKT, 0, 155 "Adaptec SATA RAID 2820SA"}, 156 {0x9005, 0x0286, 0x9005, 0x029c, AAC_HWIF_RKT, 0, 157 "Adaptec SATA RAID 2620SA"}, 158 {0x9005, 0x0286, 0x9005, 0x029d, AAC_HWIF_RKT, 0, 159 "Adaptec SATA RAID 2420SA"}, 160 {0x9005, 0x0286, 0x9005, 0x029e, AAC_HWIF_RKT, 0, 161 "ICP ICP9024RO SCSI RAID"}, 162 {0x9005, 0x0286, 0x9005, 0x029f, AAC_HWIF_RKT, 0, 163 "ICP ICP9014RO SCSI RAID"}, 164 {0x9005, 0x0285, 0x9005, 0x0294, AAC_HWIF_I960RX, 0, 165 "Adaptec SATA RAID 2026ZCR"}, 166 {0x9005, 0x0285, 0x103c, 0x3227, AAC_HWIF_I960RX, 0, 167 "Adaptec SATA RAID 2610SA"}, 168 {0x9005, 0x0285, 0x9005, 0x0296, AAC_HWIF_I960RX, 0, 169 "Adaptec SCSI RAID 2240S"}, 170 {0x9005, 0x0285, 0x9005, 0x0297, AAC_HWIF_I960RX, 0, 171 "Adaptec SAS RAID 4005SAS"}, 172 {0x9005, 0x0285, 0x1014, 0x02f2, AAC_HWIF_I960RX, 0, 173 "IBM ServeRAID 8i"}, 174 {0x9005, 0x0285, 0x9005, 0x0298, AAC_HWIF_I960RX, 0, 175 "Adaptec SAS RAID 4000SAS"}, 176 {0x9005, 0x0285, 0x9005, 0x0299, AAC_HWIF_I960RX, 0, 177 "Adaptec SAS RAID 4800SAS"}, 178 {0x9005, 0x0285, 0x9005, 0x029a, AAC_HWIF_I960RX, 0, 179 "Adaptec SAS RAID 4805SAS"}, 180 {0x9005, 0x0285, 0x9005, 0x028e, AAC_HWIF_I960RX, 0, 181 "Adaptec SATA RAID 2020SA ZCR"}, 182 {0x9005, 0x0285, 0x9005, 0x028f, AAC_HWIF_I960RX, 0, 183 "Adaptec SATA RAID 2025SA ZCR"}, 184 {0x9005, 0x0285, 0x9005, 0x02a4, AAC_HWIF_I960RX, 0, 185 "ICP ICP9085LI SAS RAID"}, 186 {0x9005, 0x0285, 0x9005, 0x02a5, AAC_HWIF_I960RX, 0, 187 "ICP ICP5085BR SAS RAID"}, 188 {0x9005, 0x0286, 0x9005, 0x02a0, AAC_HWIF_RKT, 0, 189 "ICP ICP9047MA SATA RAID"}, 190 {0x9005, 0x0286, 0x9005, 0x02a1, AAC_HWIF_RKT, 0, 191 "ICP ICP9087MA SATA RAID"}, 192 {0x9005, 0x0285, 0x9005, 0x02bb, AAC_HWIF_I960RX, 0, 193 "Adaptec RAID 3405"}, 194 {0x9005, 0x0285, 0x9005, 0x02bc, AAC_HWIF_I960RX, 0, 195 "Adaptec RAID 3805"}, 196 {0x9005, 0x0285, 0x9005, 0x02d1, AAC_HWIF_I960RX, 0, 197 "Adaptec RAID 5405"}, 198 {0x9005, 0x0286, 0x1014, 0x9580, AAC_HWIF_RKT, 0, 199 "IBM ServeRAID-8k"}, 200 {0, 0, 0, 0, 0, 0, 0} 201 }; 202 203 static struct aac_ident * 204 aac_find_ident(device_t dev) 205 { 206 struct aac_ident *m; 207 208 for (m = aac_identifiers; m->vendor != 0; m++) { 209 if ((m->vendor == pci_get_vendor(dev)) && 210 (m->device == pci_get_device(dev)) && 211 (m->subvendor == pci_get_subvendor(dev)) && 212 (m->subdevice == pci_get_subdevice(dev))) 213 return (m); 214 } 215 216 return (NULL); 217 } 218 219 /* 220 * Determine whether this is one of our supported adapters. 221 */ 222 static int 223 aac_pci_probe(device_t dev) 224 { 225 struct aac_ident *id; 226 227 debug_called(1); 228 229 if ((id = aac_find_ident(dev)) != NULL) { 230 device_set_desc(dev, id->desc); 231 return(BUS_PROBE_DEFAULT); 232 } 233 return(ENXIO); 234 } 235 236 /* 237 * Allocate resources for our device, set up the bus interface. 238 */ 239 static int 240 aac_pci_attach(device_t dev) 241 { 242 struct aac_softc *sc; 243 struct aac_ident *id; 244 int error; 245 u_int32_t command; 246 247 debug_called(1); 248 249 /* 250 * Initialise softc. 251 */ 252 sc = device_get_softc(dev); 253 bzero(sc, sizeof(*sc)); 254 sc->aac_dev = dev; 255 256 /* assume failure is 'not configured' */ 257 error = ENXIO; 258 259 /* 260 * Verify that the adapter is correctly set up in PCI space. 261 */ 262 command = pci_read_config(sc->aac_dev, PCIR_COMMAND, 2); 263 command |= PCIM_CMD_BUSMASTEREN; 264 pci_write_config(dev, PCIR_COMMAND, command, 2); 265 command = pci_read_config(sc->aac_dev, PCIR_COMMAND, 2); 266 if (!(command & PCIM_CMD_BUSMASTEREN)) { 267 device_printf(sc->aac_dev, "can't enable bus-master feature\n"); 268 goto out; 269 } 270 if ((command & PCIM_CMD_MEMEN) == 0) { 271 device_printf(sc->aac_dev, "memory window not available\n"); 272 goto out; 273 } 274 275 /* 276 * Allocate the PCI register window. 277 */ 278 sc->aac_regs_rid = PCIR_BAR(0); 279 if ((sc->aac_regs_resource = bus_alloc_resource_any(sc->aac_dev, 280 SYS_RES_MEMORY, 281 &sc->aac_regs_rid, 282 RF_ACTIVE)) == 283 NULL) { 284 device_printf(sc->aac_dev, 285 "couldn't allocate register window\n"); 286 goto out; 287 } 288 sc->aac_btag = rman_get_bustag(sc->aac_regs_resource); 289 sc->aac_bhandle = rman_get_bushandle(sc->aac_regs_resource); 290 291 /* assume failure is 'out of memory' */ 292 error = ENOMEM; 293 294 /* 295 * Allocate the parent bus DMA tag appropriate for our PCI interface. 296 * 297 * Note that some of these controllers are 64-bit capable. 298 */ 299 if (bus_dma_tag_create(NULL, /* parent */ 300 PAGE_SIZE, 0, /* algnmnt, boundary */ 301 BUS_SPACE_MAXADDR, /* lowaddr */ 302 BUS_SPACE_MAXADDR, /* highaddr */ 303 NULL, NULL, /* filter, filterarg */ 304 BUS_SPACE_MAXSIZE_32BIT, /* maxsize */ 305 BUS_SPACE_UNRESTRICTED, /* nsegments */ 306 BUS_SPACE_MAXSIZE_32BIT, /* maxsegsize */ 307 0, /* flags */ 308 &sc->aac_parent_dmat)) { 309 device_printf(sc->aac_dev, "can't allocate parent DMA tag\n"); 310 goto out; 311 } 312 313 /* 314 * Detect the hardware interface version, set up the bus interface 315 * indirection. 316 */ 317 id = aac_find_ident(dev); 318 sc->aac_hwif = id->hwif; 319 switch(sc->aac_hwif) { 320 case AAC_HWIF_I960RX: 321 debug(2, "set hardware up for i960Rx"); 322 sc->aac_if = aac_rx_interface; 323 break; 324 case AAC_HWIF_STRONGARM: 325 debug(2, "set hardware up for StrongARM"); 326 sc->aac_if = aac_sa_interface; 327 break; 328 case AAC_HWIF_FALCON: 329 debug(2, "set hardware up for Falcon/PPC"); 330 sc->aac_if = aac_fa_interface; 331 break; 332 case AAC_HWIF_RKT: 333 debug(2, "set hardware up for Rocket/MIPS"); 334 sc->aac_if = aac_rkt_interface; 335 break; 336 default: 337 sc->aac_hwif = AAC_HWIF_UNKNOWN; 338 device_printf(sc->aac_dev, "unknown hardware type\n"); 339 error = ENXIO; 340 goto out; 341 } 342 343 /* Set up quirks */ 344 sc->flags = id->quirks; 345 346 /* 347 * Do bus-independent initialisation. 348 */ 349 error = aac_attach(sc); 350 351 out: 352 if (error) 353 aac_free(sc); 354 return(error); 355 } 356 357 /* 358 * Do nothing driver that will attach to the SCSI channels of a Dell PERC 359 * controller. This is needed to keep the power management subsystem from 360 * trying to power down these devices. 361 */ 362 static int aacch_probe(device_t dev); 363 static int aacch_attach(device_t dev); 364 static int aacch_detach(device_t dev); 365 366 static device_method_t aacch_methods[] = { 367 /* Device interface */ 368 DEVMETHOD(device_probe, aacch_probe), 369 DEVMETHOD(device_attach, aacch_attach), 370 DEVMETHOD(device_detach, aacch_detach), 371 { 0, 0 } 372 }; 373 374 struct aacch_softc { 375 device_t dev; 376 }; 377 378 static driver_t aacch_driver = { 379 "aacch", 380 aacch_methods, 381 sizeof(struct aacch_softc) 382 }; 383 384 static devclass_t aacch_devclass; 385 DRIVER_MODULE(aacch, pci, aacch_driver, aacch_devclass, 0, 0); 386 387 static int 388 aacch_probe(device_t dev) 389 { 390 391 if ((pci_get_vendor(dev) != 0x9005) || 392 (pci_get_device(dev) != 0x00c5)) 393 return (ENXIO); 394 395 device_set_desc(dev, "AAC RAID Channel"); 396 return (-10); 397 } 398 399 static int 400 aacch_attach(device_t dev) 401 { 402 struct aacch_softc *sc; 403 404 sc = device_get_softc(dev); 405 406 sc->dev = dev; 407 408 return (0); 409 } 410 411 static int 412 aacch_detach(device_t dev) 413 { 414 415 return (0); 416 } 417