hpt27xx_osm_bsd.c revision 331722
1/*- 2 * Copyright (c) 2011 HighPoint Technologies, Inc. 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 * 26 * $FreeBSD: stable/11/sys/dev/hpt27xx/hpt27xx_osm_bsd.c 331722 2018-03-29 02:50:57Z eadler $ 27 */ 28 29#include <dev/hpt27xx/hpt27xx_config.h> 30 31#include <dev/hpt27xx/os_bsd.h> 32#include <dev/hpt27xx/hptintf.h> 33 34static HIM *hpt_match(device_t dev, int scan) 35{ 36 PCI_ID pci_id; 37 HIM *him; 38 int i; 39 40 for (him = him_list; him; him = him->next) { 41 for (i=0; him->get_supported_device_id(i, &pci_id); i++) { 42 if (scan && him->get_controller_count) 43 him->get_controller_count(&pci_id,0,0); 44 if ((pci_get_vendor(dev) == pci_id.vid) && 45 (pci_get_device(dev) == pci_id.did)){ 46 return (him); 47 } 48 } 49 } 50 return (NULL); 51} 52 53static int hpt_probe(device_t dev) 54{ 55 HIM *him; 56 57 him = hpt_match(dev, 0); 58 if (him != NULL) { 59 KdPrint(("hpt_probe: adapter at PCI %d:%d:%d, IRQ %d", 60 pci_get_bus(dev), pci_get_slot(dev), pci_get_function(dev), pci_get_irq(dev) 61 )); 62 device_set_desc(dev, him->name); 63 return (BUS_PROBE_DEFAULT); 64 } 65 66 return (ENXIO); 67} 68 69static int hpt_attach(device_t dev) 70{ 71 PHBA hba = (PHBA)device_get_softc(dev); 72 HIM *him; 73 PCI_ID pci_id; 74 HPT_UINT size; 75 PVBUS vbus; 76 PVBUS_EXT vbus_ext; 77 78 KdPrint(("hpt_attach(%d/%d/%d)", pci_get_bus(dev), pci_get_slot(dev), pci_get_function(dev))); 79 80 him = hpt_match(dev, 1); 81 hba->ext_type = EXT_TYPE_HBA; 82 hba->ldm_adapter.him = him; 83 pci_enable_busmaster(dev); 84 85 pci_id.vid = pci_get_vendor(dev); 86 pci_id.did = pci_get_device(dev); 87 pci_id.rev = pci_get_revid(dev); 88 pci_id.subsys = (HPT_U32)(pci_get_subdevice(dev)) << 16 | pci_get_subvendor(dev); 89 90 size = him->get_adapter_size(&pci_id); 91 hba->ldm_adapter.him_handle = malloc(size, M_DEVBUF, M_WAITOK); 92 if (!hba->ldm_adapter.him_handle) 93 return ENXIO; 94 95 hba->pcidev = dev; 96 hba->pciaddr.tree = 0; 97 hba->pciaddr.bus = pci_get_bus(dev); 98 hba->pciaddr.device = pci_get_slot(dev); 99 hba->pciaddr.function = pci_get_function(dev); 100 101 if (!him->create_adapter(&pci_id, hba->pciaddr, hba->ldm_adapter.him_handle, hba)) { 102 free(hba->ldm_adapter.him_handle, M_DEVBUF); 103 return ENXIO; 104 } 105 106 os_printk("adapter at PCI %d:%d:%d, IRQ %d", 107 hba->pciaddr.bus, hba->pciaddr.device, hba->pciaddr.function, pci_get_irq(dev)); 108 109 if (!ldm_register_adapter(&hba->ldm_adapter)) { 110 size = ldm_get_vbus_size(); 111 vbus_ext = malloc(sizeof(VBUS_EXT) + size, M_DEVBUF, M_WAITOK); 112 if (!vbus_ext) { 113 free(hba->ldm_adapter.him_handle, M_DEVBUF); 114 return ENXIO; 115 } 116 memset(vbus_ext, 0, sizeof(VBUS_EXT)); 117 vbus_ext->ext_type = EXT_TYPE_VBUS; 118 ldm_create_vbus((PVBUS)vbus_ext->vbus, vbus_ext); 119 ldm_register_adapter(&hba->ldm_adapter); 120 } 121 122 ldm_for_each_vbus(vbus, vbus_ext) { 123 if (hba->ldm_adapter.vbus==vbus) { 124 hba->vbus_ext = vbus_ext; 125 hba->next = vbus_ext->hba_list; 126 vbus_ext->hba_list = hba; 127 break; 128 } 129 } 130 return 0; 131} 132 133/* 134 * Maybe we'd better to use the bus_dmamem_alloc to alloc DMA memory, 135 * but there are some problems currently (alignment, etc). 136 */ 137static __inline void *__get_free_pages(int order) 138{ 139 /* don't use low memory - other devices may get starved */ 140 return contigmalloc(PAGE_SIZE<<order, 141 M_DEVBUF, M_WAITOK, BUS_SPACE_MAXADDR_24BIT, BUS_SPACE_MAXADDR, PAGE_SIZE, 0); 142} 143 144static __inline void free_pages(void *p, int order) 145{ 146 contigfree(p, PAGE_SIZE<<order, M_DEVBUF); 147} 148 149static int hpt_alloc_mem(PVBUS_EXT vbus_ext) 150{ 151 PHBA hba; 152 struct freelist *f; 153 HPT_UINT i; 154 void **p; 155 156 for (hba = vbus_ext->hba_list; hba; hba = hba->next) 157 hba->ldm_adapter.him->get_meminfo(hba->ldm_adapter.him_handle); 158 159 ldm_get_mem_info((PVBUS)vbus_ext->vbus, 0); 160 161 for (f=vbus_ext->freelist_head; f; f=f->next) { 162 KdPrint(("%s: %d*%d=%d bytes", 163 f->tag, f->count, f->size, f->count*f->size)); 164 for (i=0; i<f->count; i++) { 165 p = (void **)malloc(f->size, M_DEVBUF, M_WAITOK); 166 if (!p) return (ENXIO); 167 *p = f->head; 168 f->head = p; 169 } 170 } 171 172 for (f=vbus_ext->freelist_dma_head; f; f=f->next) { 173 int order, size, j; 174 175 HPT_ASSERT((f->size & (f->alignment-1))==0); 176 177 for (order=0, size=PAGE_SIZE; size<f->size; order++, size<<=1) 178 ; 179 180 KdPrint(("%s: %d*%d=%d bytes, order %d", 181 f->tag, f->count, f->size, f->count*f->size, order)); 182 HPT_ASSERT(f->alignment<=PAGE_SIZE); 183 184 for (i=0; i<f->count;) { 185 p = (void **)__get_free_pages(order); 186 if (!p) return -1; 187 for (j = size/f->size; j && i<f->count; i++,j--) { 188 *p = f->head; 189 *(BUS_ADDRESS *)(p+1) = (BUS_ADDRESS)vtophys(p); 190 f->head = p; 191 p = (void **)((unsigned long)p + f->size); 192 } 193 } 194 } 195 196 HPT_ASSERT(PAGE_SIZE==DMAPOOL_PAGE_SIZE); 197 198 for (i=0; i<os_max_cache_pages; i++) { 199 p = (void **)__get_free_pages(0); 200 if (!p) return -1; 201 HPT_ASSERT(((HPT_UPTR)p & (DMAPOOL_PAGE_SIZE-1))==0); 202 dmapool_put_page((PVBUS)vbus_ext->vbus, p, (BUS_ADDRESS)vtophys(p)); 203 } 204 205 return 0; 206} 207 208static void hpt_free_mem(PVBUS_EXT vbus_ext) 209{ 210 struct freelist *f; 211 void *p; 212 int i; 213 BUS_ADDRESS bus; 214 215 for (f=vbus_ext->freelist_head; f; f=f->next) { 216#if DBG 217 if (f->count!=f->reserved_count) { 218 KdPrint(("memory leak for freelist %s (%d/%d)", f->tag, f->count, f->reserved_count)); 219 } 220#endif 221 while ((p=freelist_get(f))) 222 free(p, M_DEVBUF); 223 } 224 225 for (i=0; i<os_max_cache_pages; i++) { 226 p = dmapool_get_page((PVBUS)vbus_ext->vbus, &bus); 227 HPT_ASSERT(p); 228 free_pages(p, 0); 229 } 230 231 for (f=vbus_ext->freelist_dma_head; f; f=f->next) { 232 int order, size; 233#if DBG 234 if (f->count!=f->reserved_count) { 235 KdPrint(("memory leak for dma freelist %s (%d/%d)", f->tag, f->count, f->reserved_count)); 236 } 237#endif 238 for (order=0, size=PAGE_SIZE; size<f->size; order++, size<<=1) ; 239 240 while ((p=freelist_get_dma(f, &bus))) { 241 if (order) 242 free_pages(p, order); 243 else { 244 /* can't free immediately since other blocks in this page may still be in the list */ 245 if (((HPT_UPTR)p & (PAGE_SIZE-1))==0) 246 dmapool_put_page((PVBUS)vbus_ext->vbus, p, bus); 247 } 248 } 249 } 250 251 while ((p = dmapool_get_page((PVBUS)vbus_ext->vbus, &bus))) 252 free_pages(p, 0); 253} 254 255static int hpt_init_vbus(PVBUS_EXT vbus_ext) 256{ 257 PHBA hba; 258 259 for (hba = vbus_ext->hba_list; hba; hba = hba->next) 260 if (!hba->ldm_adapter.him->initialize(hba->ldm_adapter.him_handle)) { 261 KdPrint(("fail to initialize %p", hba)); 262 return -1; 263 } 264 265 ldm_initialize_vbus((PVBUS)vbus_ext->vbus, &vbus_ext->hba_list->ldm_adapter); 266 return 0; 267} 268 269static void hpt_flush_done(PCOMMAND pCmd) 270{ 271 PVDEV vd = pCmd->target; 272 273 if (mIsArray(vd->type) && vd->u.array.transform && vd!=vd->u.array.transform->target) { 274 vd = vd->u.array.transform->target; 275 HPT_ASSERT(vd); 276 pCmd->target = vd; 277 pCmd->Result = RETURN_PENDING; 278 vdev_queue_cmd(pCmd); 279 return; 280 } 281 282 *(int *)pCmd->priv = 1; 283 wakeup(pCmd); 284} 285 286/* 287 * flush a vdev (without retry). 288 */ 289static int hpt_flush_vdev(PVBUS_EXT vbus_ext, PVDEV vd) 290{ 291 PCOMMAND pCmd; 292 int result = 0, done; 293 HPT_UINT count; 294 295 KdPrint(("flusing dev %p", vd)); 296 297 hpt_lock_vbus(vbus_ext); 298 299 if (mIsArray(vd->type) && vd->u.array.transform) 300 count = max(vd->u.array.transform->source->cmds_per_request, 301 vd->u.array.transform->target->cmds_per_request); 302 else 303 count = vd->cmds_per_request; 304 305 pCmd = ldm_alloc_cmds(vd->vbus, count); 306 307 if (!pCmd) { 308 hpt_unlock_vbus(vbus_ext); 309 return -1; 310 } 311 312 pCmd->type = CMD_TYPE_FLUSH; 313 pCmd->flags.hard_flush = 1; 314 pCmd->target = vd; 315 pCmd->done = hpt_flush_done; 316 done = 0; 317 pCmd->priv = &done; 318 319 ldm_queue_cmd(pCmd); 320 321 if (!done) { 322 while (hpt_sleep(vbus_ext, pCmd, PPAUSE, "hptfls", HPT_OSM_TIMEOUT)) { 323 ldm_reset_vbus(vd->vbus); 324 } 325 } 326 327 KdPrint(("flush result %d", pCmd->Result)); 328 329 if (pCmd->Result!=RETURN_SUCCESS) 330 result = -1; 331 332 ldm_free_cmds(pCmd); 333 334 hpt_unlock_vbus(vbus_ext); 335 336 return result; 337} 338 339static void hpt_stop_tasks(PVBUS_EXT vbus_ext); 340static void hpt_shutdown_vbus(PVBUS_EXT vbus_ext, int howto) 341{ 342 PVBUS vbus = (PVBUS)vbus_ext->vbus; 343 PHBA hba; 344 int i; 345 346 KdPrint(("hpt_shutdown_vbus")); 347 348 /* stop all ctl tasks and disable the worker taskqueue */ 349 hpt_stop_tasks(vbus_ext); 350 vbus_ext->worker.ta_context = 0; 351 352 /* flush devices */ 353 for (i=0; i<osm_max_targets; i++) { 354 PVDEV vd = ldm_find_target(vbus, i); 355 if (vd) { 356 /* retry once */ 357 if (hpt_flush_vdev(vbus_ext, vd)) 358 hpt_flush_vdev(vbus_ext, vd); 359 } 360 } 361 362 hpt_lock_vbus(vbus_ext); 363 ldm_shutdown(vbus); 364 hpt_unlock_vbus(vbus_ext); 365 366 ldm_release_vbus(vbus); 367 368 for (hba=vbus_ext->hba_list; hba; hba=hba->next) 369 bus_teardown_intr(hba->pcidev, hba->irq_res, hba->irq_handle); 370 371 hpt_free_mem(vbus_ext); 372 373 while ((hba=vbus_ext->hba_list)) { 374 vbus_ext->hba_list = hba->next; 375 free(hba->ldm_adapter.him_handle, M_DEVBUF); 376 } 377#if (__FreeBSD_version >= 1000510) 378 callout_drain(&vbus_ext->timer); 379 mtx_destroy(&vbus_ext->lock); 380#endif 381 free(vbus_ext, M_DEVBUF); 382 KdPrint(("hpt_shutdown_vbus done")); 383} 384 385static void __hpt_do_tasks(PVBUS_EXT vbus_ext) 386{ 387 OSM_TASK *tasks; 388 389 tasks = vbus_ext->tasks; 390 vbus_ext->tasks = 0; 391 392 while (tasks) { 393 OSM_TASK *t = tasks; 394 tasks = t->next; 395 t->next = 0; 396 t->func(vbus_ext->vbus, t->data); 397 } 398} 399 400static void hpt_do_tasks(PVBUS_EXT vbus_ext, int pending) 401{ 402 if(vbus_ext){ 403 hpt_lock_vbus(vbus_ext); 404 __hpt_do_tasks(vbus_ext); 405 hpt_unlock_vbus(vbus_ext); 406 } 407} 408 409static void hpt_action(struct cam_sim *sim, union ccb *ccb); 410static void hpt_poll(struct cam_sim *sim); 411static void hpt_async(void * callback_arg, u_int32_t code, struct cam_path * path, void * arg); 412static void hpt_pci_intr(void *arg); 413 414static __inline POS_CMDEXT cmdext_get(PVBUS_EXT vbus_ext) 415{ 416 POS_CMDEXT p = vbus_ext->cmdext_list; 417 if (p) 418 vbus_ext->cmdext_list = p->next; 419 return p; 420} 421 422static __inline void cmdext_put(POS_CMDEXT p) 423{ 424 p->next = p->vbus_ext->cmdext_list; 425 p->vbus_ext->cmdext_list = p; 426} 427 428static void hpt_timeout(void *arg) 429{ 430 PCOMMAND pCmd = (PCOMMAND)arg; 431 POS_CMDEXT ext = (POS_CMDEXT)pCmd->priv; 432 433 KdPrint(("pCmd %p timeout", pCmd)); 434 435 ldm_reset_vbus((PVBUS)ext->vbus_ext->vbus); 436} 437 438static void os_cmddone(PCOMMAND pCmd) 439{ 440 POS_CMDEXT ext = (POS_CMDEXT)pCmd->priv; 441 union ccb *ccb = ext->ccb; 442 443 KdPrint(("<8>os_cmddone(%p, %d)", pCmd, pCmd->Result)); 444#if (__FreeBSD_version >= 1000510) 445 callout_stop(&ext->timeout); 446#else 447 untimeout(hpt_timeout, pCmd, ccb->ccb_h.timeout_ch); 448#endif 449 switch(pCmd->Result) { 450 case RETURN_SUCCESS: 451 ccb->ccb_h.status = CAM_REQ_CMP; 452 break; 453 case RETURN_BAD_DEVICE: 454 ccb->ccb_h.status = CAM_DEV_NOT_THERE; 455 break; 456 case RETURN_DEVICE_BUSY: 457 ccb->ccb_h.status = CAM_BUSY; 458 break; 459 case RETURN_INVALID_REQUEST: 460 ccb->ccb_h.status = CAM_REQ_INVALID; 461 break; 462 case RETURN_SELECTION_TIMEOUT: 463 ccb->ccb_h.status = CAM_SEL_TIMEOUT; 464 break; 465 case RETURN_RETRY: 466 ccb->ccb_h.status = CAM_BUSY; 467 break; 468 default: 469 ccb->ccb_h.status = CAM_SCSI_STATUS_ERROR; 470 break; 471 } 472 473 if (pCmd->flags.data_in) { 474 bus_dmamap_sync(ext->vbus_ext->io_dmat, ext->dma_map, BUS_DMASYNC_POSTREAD); 475 } 476 else if (pCmd->flags.data_out) { 477 bus_dmamap_sync(ext->vbus_ext->io_dmat, ext->dma_map, BUS_DMASYNC_POSTWRITE); 478 } 479 480 bus_dmamap_unload(ext->vbus_ext->io_dmat, ext->dma_map); 481 482 cmdext_put(ext); 483 ldm_free_cmds(pCmd); 484 xpt_done(ccb); 485} 486 487static int os_buildsgl(PCOMMAND pCmd, PSG pSg, int logical) 488{ 489 POS_CMDEXT ext = (POS_CMDEXT)pCmd->priv; 490 union ccb *ccb = ext->ccb; 491#if (__FreeBSD_version >= 1000510) 492 if(logical) { 493 os_set_sgptr(pSg, (HPT_U8 *)ccb->csio.data_ptr); 494 pSg->size = ccb->csio.dxfer_len; 495 pSg->eot = 1; 496 return TRUE; 497 } 498#else 499 bus_dma_segment_t *sgList = (bus_dma_segment_t *)ccb->csio.data_ptr; 500 int idx; 501 502 if(logical) { 503 if (ccb->ccb_h.flags & CAM_DATA_PHYS) 504 panic("physical address unsupported"); 505 506 if (ccb->ccb_h.flags & CAM_SCATTER_VALID) { 507 if (ccb->ccb_h.flags & CAM_SG_LIST_PHYS) 508 panic("physical address unsupported"); 509 510 for (idx = 0; idx < ccb->csio.sglist_cnt; idx++) { 511 os_set_sgptr(&pSg[idx], (HPT_U8 *)(HPT_UPTR)sgList[idx].ds_addr); 512 pSg[idx].size = sgList[idx].ds_len; 513 pSg[idx].eot = (idx==ccb->csio.sglist_cnt-1)? 1 : 0; 514 } 515 } 516 else { 517 os_set_sgptr(pSg, (HPT_U8 *)ccb->csio.data_ptr); 518 pSg->size = ccb->csio.dxfer_len; 519 pSg->eot = 1; 520 } 521 return TRUE; 522 } 523#endif 524 /* since we have provided physical sg, nobody will ask us to build physical sg */ 525 HPT_ASSERT(0); 526 return FALSE; 527} 528 529static void hpt_io_dmamap_callback(void *arg, bus_dma_segment_t *segs, int nsegs, int error) 530{ 531 PCOMMAND pCmd = (PCOMMAND)arg; 532 POS_CMDEXT ext = (POS_CMDEXT)pCmd->priv; 533 PSG psg = pCmd->psg; 534 int idx; 535 536 HPT_ASSERT(pCmd->flags.physical_sg); 537 538 if (error) 539 panic("busdma error"); 540 541 HPT_ASSERT(nsegs<=os_max_sg_descriptors); 542 543 if (nsegs != 0) { 544 for (idx = 0; idx < nsegs; idx++, psg++) { 545 psg->addr.bus = segs[idx].ds_addr; 546 psg->size = segs[idx].ds_len; 547 psg->eot = 0; 548 } 549 psg[-1].eot = 1; 550 551 if (pCmd->flags.data_in) { 552 bus_dmamap_sync(ext->vbus_ext->io_dmat, ext->dma_map, 553 BUS_DMASYNC_PREREAD); 554 } 555 else if (pCmd->flags.data_out) { 556 bus_dmamap_sync(ext->vbus_ext->io_dmat, ext->dma_map, 557 BUS_DMASYNC_PREWRITE); 558 } 559 } 560#if (__FreeBSD_version >= 1000510) 561 callout_reset(&ext->timeout, HPT_OSM_TIMEOUT, hpt_timeout, pCmd); 562#else 563 ext->ccb->ccb_h.timeout_ch = timeout(hpt_timeout, pCmd, HPT_OSM_TIMEOUT); 564#endif 565 ldm_queue_cmd(pCmd); 566} 567 568static void hpt_scsi_io(PVBUS_EXT vbus_ext, union ccb *ccb) 569{ 570 PVBUS vbus = (PVBUS)vbus_ext->vbus; 571 PVDEV vd; 572 PCOMMAND pCmd; 573 POS_CMDEXT ext; 574 HPT_U8 *cdb; 575 576 if (ccb->ccb_h.flags & CAM_CDB_POINTER) 577 cdb = ccb->csio.cdb_io.cdb_ptr; 578 else 579 cdb = ccb->csio.cdb_io.cdb_bytes; 580 581 KdPrint(("<8>hpt_scsi_io: ccb %x id %d lun %d cdb %x-%x-%x", 582 ccb, 583 ccb->ccb_h.target_id, ccb->ccb_h.target_lun, 584 *(HPT_U32 *)&cdb[0], *(HPT_U32 *)&cdb[4], *(HPT_U32 *)&cdb[8] 585 )); 586 587 /* ccb->ccb_h.path_id is not our bus id - don't check it */ 588 if (ccb->ccb_h.target_lun != 0 || 589 ccb->ccb_h.target_id >= osm_max_targets || 590 (ccb->ccb_h.flags & CAM_CDB_PHYS)) 591 { 592 ccb->ccb_h.status = CAM_TID_INVALID; 593 xpt_done(ccb); 594 return; 595 } 596 597 vd = ldm_find_target(vbus, ccb->ccb_h.target_id); 598 599 if (!vd) { 600 ccb->ccb_h.status = CAM_SEL_TIMEOUT; 601 xpt_done(ccb); 602 return; 603 } 604 605 switch (cdb[0]) { 606 case TEST_UNIT_READY: 607 case START_STOP_UNIT: 608 case SYNCHRONIZE_CACHE: 609 ccb->ccb_h.status = CAM_REQ_CMP; 610 break; 611 612 case INQUIRY: 613 { 614 PINQUIRYDATA inquiryData; 615 memset(ccb->csio.data_ptr, 0, ccb->csio.dxfer_len); 616 inquiryData = (PINQUIRYDATA)ccb->csio.data_ptr; 617 618 inquiryData->AdditionalLength = 31; 619 inquiryData->CommandQueue = 1; 620 memcpy(&inquiryData->VendorId, "HPT ", 8); 621 memcpy(&inquiryData->ProductId, "DISK 0_0 ", 16); 622 623 if (vd->target_id / 10) { 624 inquiryData->ProductId[7] = (vd->target_id % 100) / 10 + '0'; 625 inquiryData->ProductId[8] = (vd->target_id % 100) % 10 + '0'; 626 } 627 else 628 inquiryData->ProductId[7] = (vd->target_id % 100) % 10 + '0'; 629 630 memcpy(&inquiryData->ProductRevisionLevel, "4.00", 4); 631 632 ccb->ccb_h.status = CAM_REQ_CMP; 633 } 634 break; 635 636 case READ_CAPACITY: 637 { 638 HPT_U8 *rbuf = ccb->csio.data_ptr; 639 HPT_U32 cap; 640 HPT_U8 sector_size_shift = 0; 641 HPT_U64 new_cap; 642 HPT_U32 sector_size = 0; 643 644 if (mIsArray(vd->type)) 645 sector_size_shift = vd->u.array.sector_size_shift; 646 else{ 647 if(vd->type == VD_RAW){ 648 sector_size = vd->u.raw.logical_sector_size; 649 } 650 651 switch (sector_size) { 652 case 0x1000: 653 KdPrint(("set 4k setctor size in READ_CAPACITY")); 654 sector_size_shift = 3; 655 break; 656 default: 657 break; 658 } 659 } 660 new_cap = vd->capacity >> sector_size_shift; 661 662 if (new_cap > 0xfffffffful) 663 cap = 0xffffffff; 664 else 665 cap = new_cap - 1; 666 667 rbuf[0] = (HPT_U8)(cap>>24); 668 rbuf[1] = (HPT_U8)(cap>>16); 669 rbuf[2] = (HPT_U8)(cap>>8); 670 rbuf[3] = (HPT_U8)cap; 671 rbuf[4] = 0; 672 rbuf[5] = 0; 673 rbuf[6] = 2 << sector_size_shift; 674 rbuf[7] = 0; 675 676 ccb->ccb_h.status = CAM_REQ_CMP; 677 break; 678 } 679 case REPORT_LUNS: 680 { 681 HPT_U8 *rbuf = ccb->csio.data_ptr; 682 memset(rbuf, 0, 16); 683 rbuf[3] = 8; 684 ccb->ccb_h.status = CAM_REQ_CMP; 685 break; 686 } 687 case SERVICE_ACTION_IN: 688 { 689 HPT_U8 *rbuf = ccb->csio.data_ptr; 690 HPT_U64 cap = 0; 691 HPT_U8 sector_size_shift = 0; 692 HPT_U32 sector_size = 0; 693 694 if(mIsArray(vd->type)) 695 sector_size_shift = vd->u.array.sector_size_shift; 696 else{ 697 if(vd->type == VD_RAW){ 698 sector_size = vd->u.raw.logical_sector_size; 699 } 700 701 switch (sector_size) { 702 case 0x1000: 703 KdPrint(("set 4k setctor size in SERVICE_ACTION_IN")); 704 sector_size_shift = 3; 705 break; 706 default: 707 break; 708 } 709 } 710 cap = (vd->capacity >> sector_size_shift) - 1; 711 712 rbuf[0] = (HPT_U8)(cap>>56); 713 rbuf[1] = (HPT_U8)(cap>>48); 714 rbuf[2] = (HPT_U8)(cap>>40); 715 rbuf[3] = (HPT_U8)(cap>>32); 716 rbuf[4] = (HPT_U8)(cap>>24); 717 rbuf[5] = (HPT_U8)(cap>>16); 718 rbuf[6] = (HPT_U8)(cap>>8); 719 rbuf[7] = (HPT_U8)cap; 720 rbuf[8] = 0; 721 rbuf[9] = 0; 722 rbuf[10] = 2 << sector_size_shift; 723 rbuf[11] = 0; 724 725 ccb->ccb_h.status = CAM_REQ_CMP; 726 break; 727 } 728 729 case READ_6: 730 case READ_10: 731 case READ_16: 732 case WRITE_6: 733 case WRITE_10: 734 case WRITE_16: 735 case 0x13: 736 case 0x2f: 737 case 0x8f: /* VERIFY_16 */ 738 { 739 HPT_U8 sector_size_shift = 0; 740 HPT_U32 sector_size = 0; 741 pCmd = ldm_alloc_cmds(vbus, vd->cmds_per_request); 742 if(!pCmd){ 743 KdPrint(("Failed to allocate command!")); 744 ccb->ccb_h.status = CAM_BUSY; 745 break; 746 } 747 748 switch (cdb[0]) { 749 case READ_6: 750 case WRITE_6: 751 case 0x13: 752 pCmd->uCmd.Ide.Lba = ((HPT_U32)cdb[1] << 16) | ((HPT_U32)cdb[2] << 8) | (HPT_U32)cdb[3]; 753 pCmd->uCmd.Ide.nSectors = (HPT_U16) cdb[4]; 754 break; 755 case READ_16: 756 case WRITE_16: 757 case 0x8f: /* VERIFY_16 */ 758 { 759 HPT_U64 block = 760 ((HPT_U64)cdb[2]<<56) | 761 ((HPT_U64)cdb[3]<<48) | 762 ((HPT_U64)cdb[4]<<40) | 763 ((HPT_U64)cdb[5]<<32) | 764 ((HPT_U64)cdb[6]<<24) | 765 ((HPT_U64)cdb[7]<<16) | 766 ((HPT_U64)cdb[8]<<8) | 767 ((HPT_U64)cdb[9]); 768 pCmd->uCmd.Ide.Lba = block; 769 pCmd->uCmd.Ide.nSectors = (HPT_U16)cdb[13] | ((HPT_U16)cdb[12]<<8); 770 break; 771 } 772 773 default: 774 pCmd->uCmd.Ide.Lba = (HPT_U32)cdb[5] | ((HPT_U32)cdb[4] << 8) | ((HPT_U32)cdb[3] << 16) | ((HPT_U32)cdb[2] << 24); 775 pCmd->uCmd.Ide.nSectors = (HPT_U16) cdb[8] | ((HPT_U16)cdb[7]<<8); 776 break; 777 } 778 779 if(mIsArray(vd->type)) { 780 sector_size_shift = vd->u.array.sector_size_shift; 781 } 782 else{ 783 if(vd->type == VD_RAW){ 784 sector_size = vd->u.raw.logical_sector_size; 785 } 786 787 switch (sector_size) { 788 case 0x1000: 789 KdPrint(("<8>resize sector size from 4k to 512")); 790 sector_size_shift = 3; 791 break; 792 default: 793 break; 794 } 795 } 796 pCmd->uCmd.Ide.Lba <<= sector_size_shift; 797 pCmd->uCmd.Ide.nSectors <<= sector_size_shift; 798 799 800 switch (cdb[0]) { 801 case READ_6: 802 case READ_10: 803 case READ_16: 804 pCmd->flags.data_in = 1; 805 break; 806 case WRITE_6: 807 case WRITE_10: 808 case WRITE_16: 809 pCmd->flags.data_out = 1; 810 break; 811 } 812 pCmd->priv = ext = cmdext_get(vbus_ext); 813 HPT_ASSERT(ext); 814 ext->ccb = ccb; 815 pCmd->target = vd; 816 pCmd->done = os_cmddone; 817 pCmd->buildsgl = os_buildsgl; 818 819 pCmd->psg = ext->psg; 820#if (__FreeBSD_version < 1000510) 821 if (ccb->ccb_h.flags & CAM_SCATTER_VALID) { 822 int idx; 823 bus_dma_segment_t *sgList = (bus_dma_segment_t *)ccb->csio.data_ptr; 824 825 if (ccb->ccb_h.flags & CAM_SG_LIST_PHYS) 826 pCmd->flags.physical_sg = 1; 827 828 for (idx = 0; idx < ccb->csio.sglist_cnt; idx++) { 829 pCmd->psg[idx].addr.bus = sgList[idx].ds_addr; 830 pCmd->psg[idx].size = sgList[idx].ds_len; 831 pCmd->psg[idx].eot = (idx==ccb->csio.sglist_cnt-1)? 1 : 0; 832 } 833 834 ccb->ccb_h.timeout_ch = timeout(hpt_timeout, pCmd, HPT_OSM_TIMEOUT); 835 ldm_queue_cmd(pCmd); 836 } 837 else 838#endif 839 { 840 int error; 841 pCmd->flags.physical_sg = 1; 842#if (__FreeBSD_version >= 1000510) 843 error = bus_dmamap_load_ccb(vbus_ext->io_dmat, 844 ext->dma_map, ccb, 845 hpt_io_dmamap_callback, pCmd, 846 BUS_DMA_WAITOK 847 ); 848#else 849 error = bus_dmamap_load(vbus_ext->io_dmat, 850 ext->dma_map, 851 ccb->csio.data_ptr, ccb->csio.dxfer_len, 852 hpt_io_dmamap_callback, pCmd, 853 BUS_DMA_WAITOK 854 ); 855#endif 856 KdPrint(("<8>bus_dmamap_load return %d", error)); 857 if (error && error!=EINPROGRESS) { 858 os_printk("bus_dmamap_load error %d", error); 859 cmdext_put(ext); 860 ldm_free_cmds(pCmd); 861 ccb->ccb_h.status = CAM_REQ_CMP_ERR; 862 xpt_done(ccb); 863 } 864 } 865 return; 866 } 867 868 default: 869 ccb->ccb_h.status = CAM_REQ_INVALID; 870 break; 871 } 872 873 xpt_done(ccb); 874 return; 875} 876 877static void hpt_action(struct cam_sim *sim, union ccb *ccb) 878{ 879 PVBUS_EXT vbus_ext = (PVBUS_EXT)cam_sim_softc(sim); 880 881 KdPrint(("<8>hpt_action(fn=%d, id=%d)", ccb->ccb_h.func_code, ccb->ccb_h.target_id)); 882 883#if (__FreeBSD_version >= 1000510) 884 hpt_assert_vbus_locked(vbus_ext); 885#endif 886 switch (ccb->ccb_h.func_code) { 887 888#if (__FreeBSD_version < 1000510) 889 case XPT_SCSI_IO: 890 hpt_lock_vbus(vbus_ext); 891 hpt_scsi_io(vbus_ext, ccb); 892 hpt_unlock_vbus(vbus_ext); 893 return; 894 895 case XPT_RESET_BUS: 896 hpt_lock_vbus(vbus_ext); 897 ldm_reset_vbus((PVBUS)vbus_ext->vbus); 898 hpt_unlock_vbus(vbus_ext); 899 break; 900#else 901 case XPT_SCSI_IO: 902 hpt_scsi_io(vbus_ext, ccb); 903 return; 904 905 case XPT_RESET_BUS: 906 ldm_reset_vbus((PVBUS)vbus_ext->vbus); 907 break; 908#endif 909 case XPT_GET_TRAN_SETTINGS: 910 case XPT_SET_TRAN_SETTINGS: 911 ccb->ccb_h.status = CAM_FUNC_NOTAVAIL; 912 break; 913 914 case XPT_CALC_GEOMETRY: 915 ccb->ccg.heads = 255; 916 ccb->ccg.secs_per_track = 63; 917 ccb->ccg.cylinders = ccb->ccg.volume_size / (ccb->ccg.heads * ccb->ccg.secs_per_track); 918 ccb->ccb_h.status = CAM_REQ_CMP; 919 break; 920 921 case XPT_PATH_INQ: 922 { 923 struct ccb_pathinq *cpi = &ccb->cpi; 924 925 cpi->version_num = 1; 926 cpi->hba_inquiry = PI_SDTR_ABLE; 927 cpi->target_sprt = 0; 928 cpi->hba_misc = PIM_NOBUSRESET; 929 cpi->hba_eng_cnt = 0; 930 cpi->max_target = osm_max_targets; 931 cpi->max_lun = 0; 932 cpi->unit_number = cam_sim_unit(sim); 933 cpi->bus_id = cam_sim_bus(sim); 934 cpi->initiator_id = osm_max_targets; 935 cpi->base_transfer_speed = 3300; 936 937 strlcpy(cpi->sim_vid, "FreeBSD", SIM_IDLEN); 938 strlcpy(cpi->hba_vid, "HPT ", HBA_IDLEN); 939 strlcpy(cpi->dev_name, cam_sim_name(sim), DEV_IDLEN); 940 cpi->transport = XPORT_SPI; 941 cpi->transport_version = 2; 942 cpi->protocol = PROTO_SCSI; 943 cpi->protocol_version = SCSI_REV_2; 944 cpi->ccb_h.status = CAM_REQ_CMP; 945 break; 946 } 947 948 default: 949 ccb->ccb_h.status = CAM_REQ_INVALID; 950 break; 951 } 952 953 xpt_done(ccb); 954 return; 955} 956 957static void hpt_pci_intr(void *arg) 958{ 959 PVBUS_EXT vbus_ext = (PVBUS_EXT)arg; 960 hpt_lock_vbus(vbus_ext); 961 ldm_intr((PVBUS)vbus_ext->vbus); 962 hpt_unlock_vbus(vbus_ext); 963} 964 965static void hpt_poll(struct cam_sim *sim) 966{ 967#if (__FreeBSD_version < 1000510) 968 hpt_pci_intr(cam_sim_softc(sim)); 969#else 970 PVBUS_EXT vbus_ext = (PVBUS_EXT)cam_sim_softc(sim); 971 972 hpt_assert_vbus_locked(vbus_ext); 973 ldm_intr((PVBUS)vbus_ext->vbus); 974#endif 975} 976 977static void hpt_async(void * callback_arg, u_int32_t code, struct cam_path * path, void * arg) 978{ 979 KdPrint(("<8>hpt_async")); 980} 981 982static int hpt_shutdown(device_t dev) 983{ 984 KdPrint(("hpt_shutdown(dev=%p)", dev)); 985 return 0; 986} 987 988static int hpt_detach(device_t dev) 989{ 990 /* we don't allow the driver to be unloaded. */ 991 return EBUSY; 992} 993 994static void hpt_ioctl_done(struct _IOCTL_ARG *arg) 995{ 996 arg->ioctl_cmnd = 0; 997 wakeup(arg); 998} 999 1000static void __hpt_do_ioctl(PVBUS_EXT vbus_ext, IOCTL_ARG *ioctl_args) 1001{ 1002 ioctl_args->result = -1; 1003 ioctl_args->done = hpt_ioctl_done; 1004 ioctl_args->ioctl_cmnd = (void *)1; 1005 1006 hpt_lock_vbus(vbus_ext); 1007 ldm_ioctl((PVBUS)vbus_ext->vbus, ioctl_args); 1008 1009 while (ioctl_args->ioctl_cmnd) { 1010 if (hpt_sleep(vbus_ext, ioctl_args, PPAUSE, "hptctl", HPT_OSM_TIMEOUT)==0) 1011 break; 1012 ldm_reset_vbus((PVBUS)vbus_ext->vbus); 1013 __hpt_do_tasks(vbus_ext); 1014 } 1015 1016 /* KdPrint(("ioctl %x result %d", ioctl_args->dwIoControlCode, ioctl_args->result)); */ 1017 1018 hpt_unlock_vbus(vbus_ext); 1019} 1020 1021static void hpt_do_ioctl(IOCTL_ARG *ioctl_args) 1022{ 1023 PVBUS vbus; 1024 PVBUS_EXT vbus_ext; 1025 1026 ldm_for_each_vbus(vbus, vbus_ext) { 1027 __hpt_do_ioctl(vbus_ext, ioctl_args); 1028 if (ioctl_args->result!=HPT_IOCTL_RESULT_WRONG_VBUS) 1029 return; 1030 } 1031} 1032 1033#define HPT_DO_IOCTL(code, inbuf, insize, outbuf, outsize) ({\ 1034 IOCTL_ARG arg;\ 1035 arg.dwIoControlCode = code;\ 1036 arg.lpInBuffer = inbuf;\ 1037 arg.lpOutBuffer = outbuf;\ 1038 arg.nInBufferSize = insize;\ 1039 arg.nOutBufferSize = outsize;\ 1040 arg.lpBytesReturned = 0;\ 1041 hpt_do_ioctl(&arg);\ 1042 arg.result;\ 1043}) 1044 1045#define DEVICEID_VALID(id) ((id) && ((HPT_U32)(id)!=0xffffffff)) 1046 1047static int hpt_get_logical_devices(DEVICEID * pIds, int nMaxCount) 1048{ 1049 int i; 1050 HPT_U32 count = nMaxCount-1; 1051 1052 if (HPT_DO_IOCTL(HPT_IOCTL_GET_LOGICAL_DEVICES, 1053 &count, sizeof(HPT_U32), pIds, sizeof(DEVICEID)*nMaxCount)) 1054 return -1; 1055 1056 nMaxCount = (int)pIds[0]; 1057 for (i=0; i<nMaxCount; i++) pIds[i] = pIds[i+1]; 1058 return nMaxCount; 1059} 1060 1061static int hpt_get_device_info_v3(DEVICEID id, PLOGICAL_DEVICE_INFO_V3 pInfo) 1062{ 1063 return HPT_DO_IOCTL(HPT_IOCTL_GET_DEVICE_INFO_V3, 1064 &id, sizeof(DEVICEID), pInfo, sizeof(LOGICAL_DEVICE_INFO_V3)); 1065} 1066 1067/* not belong to this file logically, but we want to use ioctl interface */ 1068static int __hpt_stop_tasks(PVBUS_EXT vbus_ext, DEVICEID id) 1069{ 1070 LOGICAL_DEVICE_INFO_V3 devinfo; 1071 int i, result; 1072 DEVICEID param[2] = { id, 0 }; 1073 1074 if (hpt_get_device_info_v3(id, &devinfo)) 1075 return -1; 1076 1077 if (devinfo.Type!=LDT_ARRAY) 1078 return -1; 1079 1080 if (devinfo.u.array.Flags & ARRAY_FLAG_REBUILDING) 1081 param[1] = AS_REBUILD_ABORT; 1082 else if (devinfo.u.array.Flags & ARRAY_FLAG_VERIFYING) 1083 param[1] = AS_VERIFY_ABORT; 1084 else if (devinfo.u.array.Flags & ARRAY_FLAG_INITIALIZING) 1085 param[1] = AS_INITIALIZE_ABORT; 1086 else if (devinfo.u.array.Flags & ARRAY_FLAG_TRANSFORMING) 1087 param[1] = AS_TRANSFORM_ABORT; 1088 else 1089 return -1; 1090 1091 KdPrint(("SET_ARRAY_STATE(%x, %d)", param[0], param[1])); 1092 result = HPT_DO_IOCTL(HPT_IOCTL_SET_ARRAY_STATE, 1093 param, sizeof(param), 0, 0); 1094 1095 for (i=0; i<devinfo.u.array.nDisk; i++) 1096 if (DEVICEID_VALID(devinfo.u.array.Members[i])) 1097 __hpt_stop_tasks(vbus_ext, devinfo.u.array.Members[i]); 1098 1099 return result; 1100} 1101 1102static void hpt_stop_tasks(PVBUS_EXT vbus_ext) 1103{ 1104 DEVICEID ids[32]; 1105 int i, count; 1106 1107 count = hpt_get_logical_devices((DEVICEID *)&ids, sizeof(ids)/sizeof(ids[0])); 1108 1109 for (i=0; i<count; i++) 1110 __hpt_stop_tasks(vbus_ext, ids[i]); 1111} 1112 1113static d_open_t hpt_open; 1114static d_close_t hpt_close; 1115static d_ioctl_t hpt_ioctl; 1116static int hpt_rescan_bus(void); 1117 1118static struct cdevsw hpt_cdevsw = { 1119 .d_open = hpt_open, 1120 .d_close = hpt_close, 1121 .d_ioctl = hpt_ioctl, 1122 .d_name = driver_name, 1123 .d_version = D_VERSION, 1124}; 1125 1126static struct intr_config_hook hpt_ich; 1127 1128/* 1129 * hpt_final_init will be called after all hpt_attach. 1130 */ 1131static void hpt_final_init(void *dummy) 1132{ 1133 int i,unit_number=0; 1134 PVBUS_EXT vbus_ext; 1135 PVBUS vbus; 1136 PHBA hba; 1137 1138 /* Clear the config hook */ 1139 config_intrhook_disestablish(&hpt_ich); 1140 1141 /* allocate memory */ 1142 i = 0; 1143 ldm_for_each_vbus(vbus, vbus_ext) { 1144 if (hpt_alloc_mem(vbus_ext)) { 1145 os_printk("out of memory"); 1146 return; 1147 } 1148 i++; 1149 } 1150 1151 if (!i) { 1152 if (bootverbose) 1153 os_printk("no controller detected."); 1154 return; 1155 } 1156 1157 /* initializing hardware */ 1158 ldm_for_each_vbus(vbus, vbus_ext) { 1159 /* make timer available here */ 1160 mtx_init(&vbus_ext->lock, "hptsleeplock", NULL, MTX_DEF); 1161#if (__FreeBSD_version < 1000510) 1162 callout_handle_init(&vbus_ext->timer); 1163#else 1164 callout_init_mtx(&vbus_ext->timer, &vbus_ext->lock, 0); 1165#endif 1166 if (hpt_init_vbus(vbus_ext)) { 1167 os_printk("fail to initialize hardware"); 1168 break; /* FIXME */ 1169 } 1170 } 1171 1172 /* register CAM interface */ 1173 ldm_for_each_vbus(vbus, vbus_ext) { 1174 struct cam_devq *devq; 1175 struct ccb_setasync ccb; 1176 1177 if (bus_dma_tag_create(NULL,/* parent */ 1178 4, /* alignment */ 1179 BUS_SPACE_MAXADDR_32BIT+1, /* boundary */ 1180 BUS_SPACE_MAXADDR, /* lowaddr */ 1181 BUS_SPACE_MAXADDR, /* highaddr */ 1182 NULL, NULL, /* filter, filterarg */ 1183 PAGE_SIZE * (os_max_sg_descriptors-1), /* maxsize */ 1184 os_max_sg_descriptors, /* nsegments */ 1185 0x10000, /* maxsegsize */ 1186 BUS_DMA_WAITOK, /* flags */ 1187 busdma_lock_mutex, /* lockfunc */ 1188 &vbus_ext->lock, /* lockfuncarg */ 1189 &vbus_ext->io_dmat /* tag */)) 1190 { 1191 return ; 1192 } 1193 1194 for (i=0; i<os_max_queue_comm; i++) { 1195 POS_CMDEXT ext = (POS_CMDEXT)malloc(sizeof(OS_CMDEXT), M_DEVBUF, M_WAITOK); 1196 if (!ext) { 1197 os_printk("Can't alloc cmdext(%d)", i); 1198 return ; 1199 } 1200 ext->vbus_ext = vbus_ext; 1201 ext->next = vbus_ext->cmdext_list; 1202 vbus_ext->cmdext_list = ext; 1203 1204 if (bus_dmamap_create(vbus_ext->io_dmat, 0, &ext->dma_map)) { 1205 os_printk("Can't create dma map(%d)", i); 1206 return ; 1207 } 1208#if (__FreeBSD_version >= 1000510) 1209 callout_init_mtx(&ext->timeout, &vbus_ext->lock, 0); 1210#endif 1211 } 1212 1213 if ((devq = cam_simq_alloc(os_max_queue_comm)) == NULL) { 1214 os_printk("cam_simq_alloc failed"); 1215 return ; 1216 } 1217#if (__FreeBSD_version >= 1000510) 1218 vbus_ext->sim = cam_sim_alloc(hpt_action, hpt_poll, driver_name, 1219 vbus_ext, unit_number, &vbus_ext->lock, os_max_queue_comm, /*tagged*/8, devq); 1220 1221#else 1222 vbus_ext->sim = cam_sim_alloc(hpt_action, hpt_poll, driver_name, 1223 vbus_ext, unit_number, &Giant, os_max_queue_comm, /*tagged*/8, devq); 1224#endif 1225 unit_number++; 1226 if (!vbus_ext->sim) { 1227 os_printk("cam_sim_alloc failed"); 1228 cam_simq_free(devq); 1229 return ; 1230 } 1231 1232 hpt_lock_vbus(vbus_ext); 1233 if (xpt_bus_register(vbus_ext->sim, NULL, 0) != CAM_SUCCESS) { 1234 hpt_unlock_vbus(vbus_ext); 1235 os_printk("xpt_bus_register failed"); 1236 cam_sim_free(vbus_ext->sim, /*free devq*/ TRUE); 1237 vbus_ext->sim = NULL; 1238 return ; 1239 } 1240 1241 if (xpt_create_path(&vbus_ext->path, /*periph */ NULL, 1242 cam_sim_path(vbus_ext->sim), CAM_TARGET_WILDCARD, 1243 CAM_LUN_WILDCARD) != CAM_REQ_CMP) 1244 { 1245 hpt_unlock_vbus(vbus_ext); 1246 os_printk("xpt_create_path failed"); 1247 xpt_bus_deregister(cam_sim_path(vbus_ext->sim)); 1248 cam_sim_free(vbus_ext->sim, /*free_devq*/TRUE); 1249 vbus_ext->sim = NULL; 1250 return ; 1251 } 1252 1253 xpt_setup_ccb(&ccb.ccb_h, vbus_ext->path, /*priority*/5); 1254 ccb.ccb_h.func_code = XPT_SASYNC_CB; 1255 ccb.event_enable = AC_LOST_DEVICE; 1256 ccb.callback = hpt_async; 1257 ccb.callback_arg = vbus_ext; 1258 xpt_action((union ccb *)&ccb); 1259 hpt_unlock_vbus(vbus_ext); 1260 1261 for (hba = vbus_ext->hba_list; hba; hba = hba->next) { 1262 int rid = 0; 1263 if ((hba->irq_res = bus_alloc_resource_any(hba->pcidev, 1264 SYS_RES_IRQ, &rid, RF_SHAREABLE | RF_ACTIVE)) == NULL) 1265 { 1266 os_printk("can't allocate interrupt"); 1267 return ; 1268 } 1269#if (__FreeBSD_version >= 1000510) 1270 if (bus_setup_intr(hba->pcidev, hba->irq_res, INTR_TYPE_CAM | INTR_MPSAFE, 1271#else 1272 if (bus_setup_intr(hba->pcidev, hba->irq_res, INTR_TYPE_CAM, 1273#endif 1274 NULL, hpt_pci_intr, vbus_ext, &hba->irq_handle)) 1275 { 1276 os_printk("can't set up interrupt"); 1277 return ; 1278 } 1279 hba->ldm_adapter.him->intr_control(hba->ldm_adapter.him_handle, HPT_TRUE); 1280 1281 } 1282 1283 vbus_ext->shutdown_eh = EVENTHANDLER_REGISTER(shutdown_final, 1284 hpt_shutdown_vbus, vbus_ext, SHUTDOWN_PRI_DEFAULT); 1285 if (!vbus_ext->shutdown_eh) 1286 os_printk("Shutdown event registration failed"); 1287 } 1288 1289 ldm_for_each_vbus(vbus, vbus_ext) { 1290 TASK_INIT(&vbus_ext->worker, 0, (task_fn_t *)hpt_do_tasks, vbus_ext); 1291 if (vbus_ext->tasks) 1292 TASK_ENQUEUE(&vbus_ext->worker); 1293 } 1294 1295 make_dev(&hpt_cdevsw, DRIVER_MINOR, UID_ROOT, GID_OPERATOR, 1296 S_IRUSR | S_IWUSR, "%s", driver_name); 1297} 1298 1299#if defined(KLD_MODULE) 1300 1301typedef struct driverlink *driverlink_t; 1302struct driverlink { 1303 kobj_class_t driver; 1304 TAILQ_ENTRY(driverlink) link; /* list of drivers in devclass */ 1305}; 1306 1307typedef TAILQ_HEAD(driver_list, driverlink) driver_list_t; 1308 1309struct devclass { 1310 TAILQ_ENTRY(devclass) link; 1311 devclass_t parent; /* parent in devclass hierarchy */ 1312 driver_list_t drivers; /* bus devclasses store drivers for bus */ 1313 char *name; 1314 device_t *devices; /* array of devices indexed by unit */ 1315 int maxunit; /* size of devices array */ 1316}; 1317 1318static void override_kernel_driver(void) 1319{ 1320 driverlink_t dl, dlfirst; 1321 driver_t *tmpdriver; 1322 devclass_t dc = devclass_find("pci"); 1323 1324 if (dc){ 1325 dlfirst = TAILQ_FIRST(&dc->drivers); 1326 for (dl = dlfirst; dl; dl = TAILQ_NEXT(dl, link)) { 1327 if(strcmp(dl->driver->name, driver_name) == 0) { 1328 tmpdriver=dl->driver; 1329 dl->driver=dlfirst->driver; 1330 dlfirst->driver=tmpdriver; 1331 break; 1332 } 1333 } 1334 } 1335} 1336 1337#else 1338#define override_kernel_driver() 1339#endif 1340 1341static void hpt_init(void *dummy) 1342{ 1343 if (bootverbose) 1344 os_printk("%s %s", driver_name_long, driver_ver); 1345 1346 override_kernel_driver(); 1347 init_config(); 1348 1349 hpt_ich.ich_func = hpt_final_init; 1350 hpt_ich.ich_arg = NULL; 1351 if (config_intrhook_establish(&hpt_ich) != 0) { 1352 printf("%s: cannot establish configuration hook\n", 1353 driver_name_long); 1354 } 1355 1356} 1357SYSINIT(hptinit, SI_SUB_CONFIGURE, SI_ORDER_FIRST, hpt_init, NULL); 1358 1359/* 1360 * CAM driver interface 1361 */ 1362static device_method_t driver_methods[] = { 1363 /* Device interface */ 1364 DEVMETHOD(device_probe, hpt_probe), 1365 DEVMETHOD(device_attach, hpt_attach), 1366 DEVMETHOD(device_detach, hpt_detach), 1367 DEVMETHOD(device_shutdown, hpt_shutdown), 1368 { 0, 0 } 1369}; 1370 1371static driver_t hpt_pci_driver = { 1372 driver_name, 1373 driver_methods, 1374 sizeof(HBA) 1375}; 1376 1377static devclass_t hpt_devclass; 1378 1379#ifndef TARGETNAME 1380#error "no TARGETNAME found" 1381#endif 1382 1383/* use this to make TARGETNAME be expanded */ 1384#define __DRIVER_MODULE(p1, p2, p3, p4, p5, p6) DRIVER_MODULE(p1, p2, p3, p4, p5, p6) 1385#define __MODULE_VERSION(p1, p2) MODULE_VERSION(p1, p2) 1386#define __MODULE_DEPEND(p1, p2, p3, p4, p5) MODULE_DEPEND(p1, p2, p3, p4, p5) 1387__DRIVER_MODULE(TARGETNAME, pci, hpt_pci_driver, hpt_devclass, 0, 0); 1388__MODULE_VERSION(TARGETNAME, 1); 1389__MODULE_DEPEND(TARGETNAME, cam, 1, 1, 1); 1390 1391static int hpt_open(struct cdev *dev, int flags, int devtype, struct thread *td) 1392{ 1393 return 0; 1394} 1395 1396static int hpt_close(struct cdev *dev, int flags, int devtype, struct thread *td) 1397{ 1398 return 0; 1399} 1400 1401static int hpt_ioctl(struct cdev *dev, u_long cmd, caddr_t data, int fflag, struct thread *td) 1402{ 1403 PHPT_IOCTL_PARAM piop=(PHPT_IOCTL_PARAM)data; 1404 IOCTL_ARG ioctl_args; 1405 HPT_U32 bytesReturned = 0; 1406 1407 switch (cmd){ 1408 case HPT_DO_IOCONTROL: 1409 { 1410 if (piop->Magic == HPT_IOCTL_MAGIC || piop->Magic == HPT_IOCTL_MAGIC32) { 1411 KdPrint(("<8>ioctl=%x in=%p len=%d out=%p len=%d\n", 1412 piop->dwIoControlCode, 1413 piop->lpInBuffer, 1414 piop->nInBufferSize, 1415 piop->lpOutBuffer, 1416 piop->nOutBufferSize)); 1417 1418 memset(&ioctl_args, 0, sizeof(ioctl_args)); 1419 1420 ioctl_args.dwIoControlCode = piop->dwIoControlCode; 1421 ioctl_args.nInBufferSize = piop->nInBufferSize; 1422 ioctl_args.nOutBufferSize = piop->nOutBufferSize; 1423 ioctl_args.lpBytesReturned = &bytesReturned; 1424 1425 if (ioctl_args.nInBufferSize) { 1426 ioctl_args.lpInBuffer = malloc(ioctl_args.nInBufferSize, M_DEVBUF, M_WAITOK); 1427 if (!ioctl_args.lpInBuffer) 1428 goto invalid; 1429 if (copyin((void*)piop->lpInBuffer, 1430 ioctl_args.lpInBuffer, piop->nInBufferSize)) 1431 goto invalid; 1432 } 1433 1434 if (ioctl_args.nOutBufferSize) { 1435 ioctl_args.lpOutBuffer = malloc(ioctl_args.nOutBufferSize, M_DEVBUF, M_WAITOK | M_ZERO); 1436 if (!ioctl_args.lpOutBuffer) 1437 goto invalid; 1438 } 1439 1440#if __FreeBSD_version < 1000510 1441 mtx_lock(&Giant); 1442#endif 1443 1444 hpt_do_ioctl(&ioctl_args); 1445 1446#if __FreeBSD_version < 1000510 1447 mtx_unlock(&Giant); 1448#endif 1449 1450 if (ioctl_args.result==HPT_IOCTL_RESULT_OK) { 1451 if (piop->nOutBufferSize) { 1452 if (copyout(ioctl_args.lpOutBuffer, 1453 (void*)piop->lpOutBuffer, piop->nOutBufferSize)) 1454 goto invalid; 1455 } 1456 if (piop->lpBytesReturned) { 1457 if (copyout(&bytesReturned, 1458 (void*)piop->lpBytesReturned, sizeof(HPT_U32))) 1459 goto invalid; 1460 } 1461 if (ioctl_args.lpInBuffer) free(ioctl_args.lpInBuffer, M_DEVBUF); 1462 if (ioctl_args.lpOutBuffer) free(ioctl_args.lpOutBuffer, M_DEVBUF); 1463 return 0; 1464 } 1465invalid: 1466 if (ioctl_args.lpInBuffer) free(ioctl_args.lpInBuffer, M_DEVBUF); 1467 if (ioctl_args.lpOutBuffer) free(ioctl_args.lpOutBuffer, M_DEVBUF); 1468 return EFAULT; 1469 } 1470 return EFAULT; 1471 } 1472 1473 case HPT_SCAN_BUS: 1474 { 1475 return hpt_rescan_bus(); 1476 } 1477 default: 1478 KdPrint(("invalid command!")); 1479 return EFAULT; 1480 } 1481 1482} 1483 1484static int hpt_rescan_bus(void) 1485{ 1486 union ccb *ccb; 1487 PVBUS vbus; 1488 PVBUS_EXT vbus_ext; 1489#if (__FreeBSD_version < 1000510) 1490 mtx_lock(&Giant); 1491#endif 1492 ldm_for_each_vbus(vbus, vbus_ext) { 1493 if ((ccb = xpt_alloc_ccb()) == NULL) 1494 { 1495 return(ENOMEM); 1496 } 1497#if (__FreeBSD_version < 1000510) 1498 if (xpt_create_path(&ccb->ccb_h.path, xpt_periph, cam_sim_path(vbus_ext->sim), 1499#else 1500 if (xpt_create_path(&ccb->ccb_h.path, NULL, cam_sim_path(vbus_ext->sim), 1501#endif 1502 CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD) != CAM_REQ_CMP) 1503 { 1504 xpt_free_ccb(ccb); 1505 return(EIO); 1506 } 1507 xpt_rescan(ccb); 1508 } 1509#if (__FreeBSD_version < 1000510) 1510 mtx_unlock(&Giant); 1511#endif 1512 return(0); 1513} 1514 1515