| 1 | /* $FreeBSD: src/sys/dev/mpt/mpt_freebsd.c,v 1.3.2.3 2002/09/24 21:37:25 mjacob Exp $ */ |
| 2 | /* $DragonFly: src/sys/dev/disk/mpt/mpt_freebsd.c,v 1.8 2005/06/16 15:48:59 dillon Exp $ */ |
| 3 | /* |
| 4 | * FreeBSD/CAM specific routines for LSI '909 FC adapters. |
| 5 | * FreeBSD Version. |
| 6 | * |
| 7 | * Copyright (c) 2000, 2001 by Greg Ansley |
| 8 | * |
| 9 | * Redistribution and use in source and binary forms, with or without |
| 10 | * modification, are permitted provided that the following conditions |
| 11 | * are met: |
| 12 | * 1. Redistributions of source code must retain the above copyright |
| 13 | * notice immediately at the beginning of the file, without modification, |
| 14 | * this list of conditions, and the following disclaimer. |
| 15 | * 2. The name of the author may not be used to endorse or promote products |
| 16 | * derived from this software without specific prior written permission. |
| 17 | * |
| 18 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND |
| 19 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| 20 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| 21 | * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR |
| 22 | * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| 23 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
| 24 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
| 25 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
| 26 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
| 27 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| 28 | * SUCH DAMAGE. |
| 29 | */ |
| 30 | /* |
| 31 | * Additional Copyright (c) 2002 by Matthew Jacob under same license. |
| 32 | */ |
| 33 | |
| 34 | #include "mpt_freebsd.h" |
| 35 | |
| 36 | static void mpt_poll(struct cam_sim *); |
| 37 | static timeout_t mpttimeout; |
| 38 | static timeout_t mpttimeout2; |
| 39 | static void mpt_action(struct cam_sim *, union ccb *); |
| 40 | static int mpt_setwidth(mpt_softc_t *, int, int); |
| 41 | static int mpt_setsync(mpt_softc_t *, int, int, int); |
| 42 | |
| 43 | void |
| 44 | mpt_cam_attach(mpt_softc_t *mpt) |
| 45 | { |
| 46 | struct cam_sim *sim; |
| 47 | int maxq; |
| 48 | |
| 49 | mpt->bus = 0; |
| 50 | maxq = (mpt->mpt_global_credits < MPT_MAX_REQUESTS(mpt))? |
| 51 | mpt->mpt_global_credits : MPT_MAX_REQUESTS(mpt); |
| 52 | |
| 53 | |
| 54 | /* |
| 55 | * Construct our SIM entry. |
| 56 | */ |
| 57 | sim = cam_sim_alloc(mpt_action, mpt_poll, "mpt", mpt, |
| 58 | mpt->unit, 1, maxq, NULL); |
| 59 | if (sim == NULL) |
| 60 | return; |
| 61 | |
| 62 | /* |
| 63 | * Register exactly the bus. |
| 64 | */ |
| 65 | |
| 66 | if (xpt_bus_register(sim, 0) != CAM_SUCCESS) { |
| 67 | cam_sim_free(sim); |
| 68 | return; |
| 69 | } |
| 70 | |
| 71 | if (xpt_create_path(&mpt->path, NULL, cam_sim_path(sim), |
| 72 | CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { |
| 73 | xpt_bus_deregister(cam_sim_path(sim)); |
| 74 | cam_sim_free(sim); |
| 75 | return; |
| 76 | } |
| 77 | mpt->sim = sim; |
| 78 | } |
| 79 | |
| 80 | void |
| 81 | mpt_cam_detach(mpt_softc_t *mpt) |
| 82 | { |
| 83 | if (mpt->sim != NULL) { |
| 84 | xpt_free_path(mpt->path); |
| 85 | xpt_bus_deregister(cam_sim_path(mpt->sim)); |
| 86 | cam_sim_free(mpt->sim); |
| 87 | mpt->sim = NULL; |
| 88 | } |
| 89 | } |
| 90 | |
| 91 | /* This routine is used after a system crash to dump core onto the |
| 92 | * swap device. |
| 93 | */ |
| 94 | static void |
| 95 | mpt_poll(struct cam_sim *sim) |
| 96 | { |
| 97 | mpt_softc_t *mpt = (mpt_softc_t *) cam_sim_softc(sim); |
| 98 | MPT_LOCK(mpt); |
| 99 | mpt_intr(mpt); |
| 100 | MPT_UNLOCK(mpt); |
| 101 | } |
| 102 | |
| 103 | /* |
| 104 | * This routine is called if the 9x9 does not return completion status |
| 105 | * for a command after a CAM specified time. |
| 106 | */ |
| 107 | static void |
| 108 | mpttimeout(void *arg) |
| 109 | { |
| 110 | request_t *req; |
| 111 | union ccb *ccb = arg; |
| 112 | u_int32_t oseq; |
| 113 | mpt_softc_t *mpt; |
| 114 | |
| 115 | mpt = ccb->ccb_h.ccb_mpt_ptr; |
| 116 | MPT_LOCK(mpt); |
| 117 | req = ccb->ccb_h.ccb_req_ptr; |
| 118 | oseq = req->sequence; |
| 119 | mpt->timeouts++; |
| 120 | if (mpt_intr(mpt)) { |
| 121 | if (req->sequence != oseq) { |
| 122 | device_printf(mpt->dev, "bullet missed in timeout\n"); |
| 123 | MPT_UNLOCK(mpt); |
| 124 | return; |
| 125 | } |
| 126 | device_printf(mpt->dev, "bullet U-turned in timeout: got us\n"); |
| 127 | } |
| 128 | device_printf(mpt->dev, |
| 129 | "time out on request index = 0x%02x sequence = 0x%08x\n", |
| 130 | req->index, req->sequence); |
| 131 | mpt_check_doorbell(mpt); |
| 132 | device_printf(mpt->dev, "Status %08X; Mask %08X; Doorbell %08X\n", |
| 133 | mpt_read(mpt, MPT_OFFSET_INTR_STATUS), |
| 134 | mpt_read(mpt, MPT_OFFSET_INTR_MASK), |
| 135 | mpt_read(mpt, MPT_OFFSET_DOORBELL) ); |
| 136 | printf("request state %s\n", mpt_req_state(req->debug)); |
| 137 | if (ccb != req->ccb) { |
| 138 | printf("time out: ccb %p != req->ccb %p\n", |
| 139 | ccb,req->ccb); |
| 140 | } |
| 141 | mpt_print_scsi_io_request((MSG_SCSI_IO_REQUEST *)req->req_vbuf); |
| 142 | req->debug = REQ_TIMEOUT; |
| 143 | req->ccb = NULL; |
| 144 | req->link.sle_next = (void *) mpt; |
| 145 | callout_reset(&req->timeout, hz / 10, mpttimeout2, req); |
| 146 | ccb->ccb_h.status = CAM_CMD_TIMEOUT; |
| 147 | ccb->ccb_h.status |= CAM_RELEASE_SIMQ; |
| 148 | mpt->outofbeer = 0; |
| 149 | xpt_done(ccb); |
| 150 | MPT_UNLOCK(mpt); |
| 151 | } |
| 152 | |
| 153 | static void |
| 154 | mpttimeout2(void *arg) |
| 155 | { |
| 156 | request_t *req = arg; |
| 157 | if (req->debug == REQ_TIMEOUT) { |
| 158 | mpt_softc_t *mpt = (mpt_softc_t *) req->link.sle_next; |
| 159 | |
| 160 | MPT_LOCK(mpt); |
| 161 | mpt_free_request(mpt, req); |
| 162 | MPT_UNLOCK(mpt); |
| 163 | } |
| 164 | } |
| 165 | |
| 166 | /* |
| 167 | * Callback routine from "bus_dmamap_load" or in simple case called directly. |
| 168 | * |
| 169 | * Takes a list of physical segments and builds the SGL for SCSI IO command |
| 170 | * and forwards the commard to the IOC after one last check that CAM has not |
| 171 | * aborted the transaction. |
| 172 | */ |
| 173 | static void |
| 174 | mpt_execute_req(void *arg, bus_dma_segment_t *dm_segs, int nseg, int error) |
| 175 | { |
| 176 | request_t *req; |
| 177 | union ccb *ccb; |
| 178 | mpt_softc_t *mpt; |
| 179 | MSG_SCSI_IO_REQUEST *mpt_req; |
| 180 | SGE_SIMPLE32 *se; |
| 181 | |
| 182 | req = (request_t *)arg; |
| 183 | ccb = req->ccb; |
| 184 | |
| 185 | mpt = ccb->ccb_h.ccb_mpt_ptr; |
| 186 | req = ccb->ccb_h.ccb_req_ptr; |
| 187 | mpt_req = req->req_vbuf; |
| 188 | |
| 189 | MPT_LOCK(mpt); |
| 190 | |
| 191 | if (error == 0 && nseg > MPT_SGL_MAX) { |
| 192 | error = EFBIG; |
| 193 | } |
| 194 | |
| 195 | if (error != 0) { |
| 196 | if (error != EFBIG) |
| 197 | device_printf(mpt->dev, "bus_dmamap_load returned %d\n", |
| 198 | error); |
| 199 | if (ccb->ccb_h.status == CAM_REQ_INPROG) { |
| 200 | xpt_freeze_devq(ccb->ccb_h.path, 1); |
| 201 | ccb->ccb_h.status = CAM_DEV_QFRZN; |
| 202 | if (error == EFBIG) |
| 203 | ccb->ccb_h.status |= CAM_REQ_TOO_BIG; |
| 204 | else |
| 205 | ccb->ccb_h.status |= CAM_REQ_CMP_ERR; |
| 206 | } |
| 207 | ccb->ccb_h.status &= ~CAM_SIM_QUEUED; |
| 208 | xpt_done(ccb); |
| 209 | mpt_free_request(mpt, req); |
| 210 | MPT_UNLOCK(mpt); |
| 211 | return; |
| 212 | } |
| 213 | |
| 214 | if (nseg > MPT_NSGL_FIRST(mpt)) { |
| 215 | int i, nleft = nseg; |
| 216 | u_int32_t flags; |
| 217 | bus_dmasync_op_t op; |
| 218 | SGE_CHAIN32 *ce; |
| 219 | |
| 220 | mpt_req->DataLength = ccb->csio.dxfer_len; |
| 221 | flags = MPI_SGE_FLAGS_SIMPLE_ELEMENT; |
| 222 | if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_OUT) |
| 223 | flags |= MPI_SGE_FLAGS_HOST_TO_IOC; |
| 224 | |
| 225 | se = (SGE_SIMPLE32 *) &mpt_req->SGL; |
| 226 | for (i = 0; i < MPT_NSGL_FIRST(mpt) - 1; i++, se++, dm_segs++) { |
| 227 | u_int32_t tf; |
| 228 | |
| 229 | bzero(se, sizeof (*se)); |
| 230 | se->Address = dm_segs->ds_addr; |
| 231 | MPI_pSGE_SET_LENGTH(se, dm_segs->ds_len); |
| 232 | tf = flags; |
| 233 | if (i == MPT_NSGL_FIRST(mpt) - 2) { |
| 234 | tf |= MPI_SGE_FLAGS_LAST_ELEMENT; |
| 235 | } |
| 236 | MPI_pSGE_SET_FLAGS(se, tf); |
| 237 | nleft -= 1; |
| 238 | } |
| 239 | |
| 240 | /* |
| 241 | * Tell the IOC where to find the first chain element |
| 242 | */ |
| 243 | mpt_req->ChainOffset = ((char *)se - (char *)mpt_req) >> 2; |
| 244 | |
| 245 | /* |
| 246 | * Until we're finished with all segments... |
| 247 | */ |
| 248 | while (nleft) { |
| 249 | int ntodo; |
| 250 | /* |
| 251 | * Construct the chain element that point to the |
| 252 | * next segment. |
| 253 | */ |
| 254 | ce = (SGE_CHAIN32 *) se++; |
| 255 | if (nleft > MPT_NSGL(mpt)) { |
| 256 | ntodo = MPT_NSGL(mpt) - 1; |
| 257 | ce->NextChainOffset = (MPT_RQSL(mpt) - |
| 258 | sizeof (SGE_SIMPLE32)) >> 2; |
| 259 | ce->Length = MPT_NSGL(mpt) |
| 260 | * sizeof(SGE_SIMPLE32); |
| 261 | } else { |
| 262 | ntodo = nleft; |
| 263 | ce->NextChainOffset = 0; |
| 264 | ce->Length = ntodo * sizeof (SGE_SIMPLE32); |
| 265 | } |
| 266 | ce->Address = req->req_pbuf + |
| 267 | ((char *)se - (char *)mpt_req); |
| 268 | ce->Flags = MPI_SGE_FLAGS_CHAIN_ELEMENT; |
| 269 | for (i = 0; i < ntodo; i++, se++, dm_segs++) { |
| 270 | u_int32_t tf; |
| 271 | |
| 272 | bzero(se, sizeof (*se)); |
| 273 | se->Address = dm_segs->ds_addr; |
| 274 | MPI_pSGE_SET_LENGTH(se, dm_segs->ds_len); |
| 275 | tf = flags; |
| 276 | if (i == ntodo - 1) { |
| 277 | tf |= MPI_SGE_FLAGS_LAST_ELEMENT; |
| 278 | if (ce->NextChainOffset == 0) { |
| 279 | tf |= |
| 280 | MPI_SGE_FLAGS_END_OF_LIST | |
| 281 | MPI_SGE_FLAGS_END_OF_BUFFER; |
| 282 | } |
| 283 | } |
| 284 | MPI_pSGE_SET_FLAGS(se, tf); |
| 285 | nleft -= 1; |
| 286 | } |
| 287 | |
| 288 | } |
| 289 | |
| 290 | if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) |
| 291 | op = BUS_DMASYNC_PREREAD; |
| 292 | else |
| 293 | op = BUS_DMASYNC_PREWRITE; |
| 294 | if (!(ccb->ccb_h.flags & (CAM_SG_LIST_PHYS|CAM_DATA_PHYS))) { |
| 295 | bus_dmamap_sync(mpt->buffer_dmat, req->dmap, op); |
| 296 | } |
| 297 | } else if (nseg > 0) { |
| 298 | int i; |
| 299 | u_int32_t flags; |
| 300 | bus_dmasync_op_t op; |
| 301 | |
| 302 | mpt_req->DataLength = ccb->csio.dxfer_len; |
| 303 | flags = MPI_SGE_FLAGS_SIMPLE_ELEMENT; |
| 304 | if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_OUT) |
| 305 | flags |= MPI_SGE_FLAGS_HOST_TO_IOC; |
| 306 | |
| 307 | /* Copy the segments into our SG list */ |
| 308 | se = (SGE_SIMPLE32 *) &mpt_req->SGL; |
| 309 | for (i = 0; i < nseg; i++, se++, dm_segs++) { |
| 310 | u_int32_t tf; |
| 311 | |
| 312 | bzero(se, sizeof (*se)); |
| 313 | se->Address = dm_segs->ds_addr; |
| 314 | MPI_pSGE_SET_LENGTH(se, dm_segs->ds_len); |
| 315 | tf = flags; |
| 316 | if (i == nseg - 1) { |
| 317 | tf |= |
| 318 | MPI_SGE_FLAGS_LAST_ELEMENT | |
| 319 | MPI_SGE_FLAGS_END_OF_BUFFER | |
| 320 | MPI_SGE_FLAGS_END_OF_LIST; |
| 321 | } |
| 322 | MPI_pSGE_SET_FLAGS(se, tf); |
| 323 | } |
| 324 | |
| 325 | if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) |
| 326 | op = BUS_DMASYNC_PREREAD; |
| 327 | else |
| 328 | op = BUS_DMASYNC_PREWRITE; |
| 329 | if (!(ccb->ccb_h.flags & (CAM_SG_LIST_PHYS|CAM_DATA_PHYS))) { |
| 330 | bus_dmamap_sync(mpt->buffer_dmat, req->dmap, op); |
| 331 | } |
| 332 | } else { |
| 333 | se = (SGE_SIMPLE32 *) &mpt_req->SGL; |
| 334 | /* |
| 335 | * No data to transfer so we just make a single simple SGL |
| 336 | * with zero length. |
| 337 | */ |
| 338 | MPI_pSGE_SET_FLAGS(se, |
| 339 | (MPI_SGE_FLAGS_LAST_ELEMENT | MPI_SGE_FLAGS_END_OF_BUFFER | |
| 340 | MPI_SGE_FLAGS_SIMPLE_ELEMENT | MPI_SGE_FLAGS_END_OF_LIST)); |
| 341 | } |
| 342 | |
| 343 | /* |
| 344 | * Last time we need to check if this CCB needs to be aborted. |
| 345 | */ |
| 346 | if (ccb->ccb_h.status != CAM_REQ_INPROG) { |
| 347 | if (nseg && (ccb->ccb_h.flags & CAM_SG_LIST_PHYS) == 0) |
| 348 | bus_dmamap_unload(mpt->buffer_dmat, req->dmap); |
| 349 | mpt_free_request(mpt, req); |
| 350 | xpt_done(ccb); |
| 351 | MPT_UNLOCK(mpt); |
| 352 | return; |
| 353 | } |
| 354 | |
| 355 | ccb->ccb_h.status |= CAM_SIM_QUEUED; |
| 356 | if (ccb->ccb_h.timeout != CAM_TIME_INFINITY) { |
| 357 | callout_reset(&ccb->ccb_h.timeout_ch, |
| 358 | (ccb->ccb_h.timeout * hz) / 1000, mpttimeout, ccb); |
| 359 | } |
| 360 | if (mpt->verbose > 1) |
| 361 | mpt_print_scsi_io_request(mpt_req); |
| 362 | mpt_send_cmd(mpt, req); |
| 363 | MPT_UNLOCK(mpt); |
| 364 | } |
| 365 | |
| 366 | static void |
| 367 | mpt_start(union ccb *ccb) |
| 368 | { |
| 369 | request_t *req; |
| 370 | struct mpt_softc *mpt; |
| 371 | MSG_SCSI_IO_REQUEST *mpt_req; |
| 372 | struct ccb_scsiio *csio = &ccb->csio; |
| 373 | struct ccb_hdr *ccbh = &ccb->ccb_h; |
| 374 | |
| 375 | /* Get the pointer for the physical addapter */ |
| 376 | mpt = ccb->ccb_h.ccb_mpt_ptr; |
| 377 | MPT_LOCK(mpt); |
| 378 | |
| 379 | /* Get a request structure off the free list */ |
| 380 | if ((req = mpt_get_request(mpt)) == NULL) { |
| 381 | if (mpt->outofbeer == 0) { |
| 382 | mpt->outofbeer = 1; |
| 383 | xpt_freeze_simq(mpt->sim, 1); |
| 384 | if (mpt->verbose > 1) { |
| 385 | device_printf(mpt->dev, "FREEZEQ\n"); |
| 386 | } |
| 387 | } |
| 388 | ccb->ccb_h.status = CAM_REQUEUE_REQ; |
| 389 | xpt_done(ccb); |
| 390 | MPT_UNLOCK(mpt); |
| 391 | return; |
| 392 | } |
| 393 | |
| 394 | /* Link the ccb and the request structure so we can find */ |
| 395 | /* the other knowing either the request or the ccb */ |
| 396 | req->ccb = ccb; |
| 397 | ccb->ccb_h.ccb_req_ptr = req; |
| 398 | |
| 399 | /* Now we build the command for the IOC */ |
| 400 | mpt_req = req->req_vbuf; |
| 401 | bzero(mpt_req, sizeof *mpt_req); |
| 402 | |
| 403 | mpt_req->Function = MPI_FUNCTION_SCSI_IO_REQUEST; |
| 404 | mpt_req->Bus = mpt->bus; |
| 405 | |
| 406 | mpt_req->SenseBufferLength = |
| 407 | (csio->sense_len < MPT_SENSE_SIZE) ? |
| 408 | csio->sense_len : MPT_SENSE_SIZE; |
| 409 | |
| 410 | /* We use the message context to find the request structure when we */ |
| 411 | /* Get the command competion interrupt from the FC IOC. */ |
| 412 | mpt_req->MsgContext = req->index; |
| 413 | |
| 414 | /* Which physical device to do the I/O on */ |
| 415 | mpt_req->TargetID = ccb->ccb_h.target_id; |
| 416 | mpt_req->LUN[1] = ccb->ccb_h.target_lun; |
| 417 | |
| 418 | /* Set the direction of the transfer */ |
| 419 | if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) |
| 420 | mpt_req->Control = MPI_SCSIIO_CONTROL_READ; |
| 421 | else if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_OUT) |
| 422 | mpt_req->Control = MPI_SCSIIO_CONTROL_WRITE; |
| 423 | else |
| 424 | mpt_req->Control = MPI_SCSIIO_CONTROL_NODATATRANSFER; |
| 425 | |
| 426 | if ((ccb->ccb_h.flags & CAM_TAG_ACTION_VALID) != 0) { |
| 427 | switch(ccb->csio.tag_action) { |
| 428 | case MSG_HEAD_OF_Q_TAG: |
| 429 | mpt_req->Control |= MPI_SCSIIO_CONTROL_HEADOFQ; |
| 430 | break; |
| 431 | case MSG_ACA_TASK: |
| 432 | mpt_req->Control |= MPI_SCSIIO_CONTROL_ACAQ; |
| 433 | break; |
| 434 | case MSG_ORDERED_Q_TAG: |
| 435 | mpt_req->Control |= MPI_SCSIIO_CONTROL_ORDEREDQ; |
| 436 | break; |
| 437 | case MSG_SIMPLE_Q_TAG: |
| 438 | default: |
| 439 | mpt_req->Control |= MPI_SCSIIO_CONTROL_SIMPLEQ; |
| 440 | break; |
| 441 | } |
| 442 | } else { |
| 443 | if (mpt->is_fc) |
| 444 | mpt_req->Control |= MPI_SCSIIO_CONTROL_SIMPLEQ; |
| 445 | else |
| 446 | mpt_req->Control |= MPI_SCSIIO_CONTROL_UNTAGGED; |
| 447 | } |
| 448 | |
| 449 | if (mpt->is_fc == 0) { |
| 450 | if (ccb->ccb_h.flags & CAM_DIS_DISCONNECT) { |
| 451 | mpt_req->Control |= MPI_SCSIIO_CONTROL_NO_DISCONNECT; |
| 452 | } |
| 453 | } |
| 454 | |
| 455 | /* Copy the scsi command block into place */ |
| 456 | if ((ccb->ccb_h.flags & CAM_CDB_POINTER) != 0) |
| 457 | bcopy(csio->cdb_io.cdb_ptr, mpt_req->CDB, csio->cdb_len); |
| 458 | else |
| 459 | bcopy(csio->cdb_io.cdb_bytes, mpt_req->CDB, csio->cdb_len); |
| 460 | |
| 461 | mpt_req->CDBLength = csio->cdb_len; |
| 462 | mpt_req->DataLength = csio->dxfer_len; |
| 463 | mpt_req->SenseBufferLowAddr = req->sense_pbuf; |
| 464 | |
| 465 | /* |
| 466 | * If we have any data to send with this command, |
| 467 | * map it into bus space. |
| 468 | */ |
| 469 | |
| 470 | if ((ccbh->flags & CAM_DIR_MASK) != CAM_DIR_NONE) { |
| 471 | if ((ccbh->flags & CAM_SCATTER_VALID) == 0) { |
| 472 | /* |
| 473 | * We've been given a pointer to a single buffer. |
| 474 | */ |
| 475 | if ((ccbh->flags & CAM_DATA_PHYS) == 0) { |
| 476 | /* |
| 477 | * Virtual address that needs to translated into |
| 478 | * one or more physical pages. |
| 479 | */ |
| 480 | int error; |
| 481 | |
| 482 | error = bus_dmamap_load(mpt->buffer_dmat, |
| 483 | req->dmap, csio->data_ptr, csio->dxfer_len, |
| 484 | mpt_execute_req, req, 0); |
| 485 | if (error == EINPROGRESS) { |
| 486 | /* |
| 487 | * So as to maintain ordering, |
| 488 | * freeze the controller queue |
| 489 | * until our mapping is |
| 490 | * returned. |
| 491 | */ |
| 492 | xpt_freeze_simq(mpt->sim, 1); |
| 493 | ccbh->status |= CAM_RELEASE_SIMQ; |
| 494 | } |
| 495 | } else { |
| 496 | /* |
| 497 | * We have been given a pointer to single |
| 498 | * physical buffer. |
| 499 | */ |
| 500 | struct bus_dma_segment seg; |
| 501 | seg.ds_addr = (bus_addr_t)csio->data_ptr; |
| 502 | seg.ds_len = csio->dxfer_len; |
| 503 | mpt_execute_req(req, &seg, 1, 0); |
| 504 | } |
| 505 | } else { |
| 506 | /* |
| 507 | * We have been given a list of addresses. |
| 508 | * These case could be easily done but they are not |
| 509 | * currently generated by the CAM subsystem so there |
| 510 | * is no point in wasting the time right now. |
| 511 | */ |
| 512 | struct bus_dma_segment *segs; |
| 513 | if ((ccbh->flags & CAM_SG_LIST_PHYS) == 0) { |
| 514 | mpt_execute_req(req, NULL, 0, EFAULT); |
| 515 | } else { |
| 516 | /* Just use the segments provided */ |
| 517 | segs = (struct bus_dma_segment *)csio->data_ptr; |
| 518 | mpt_execute_req(req, segs, csio->sglist_cnt, |
| 519 | (csio->sglist_cnt < MPT_SGL_MAX)? |
| 520 | 0 : EFBIG); |
| 521 | } |
| 522 | } |
| 523 | } else { |
| 524 | mpt_execute_req(req, NULL, 0, 0); |
| 525 | } |
| 526 | MPT_UNLOCK(mpt); |
| 527 | } |
| 528 | |
| 529 | static int |
| 530 | mpt_bus_reset(union ccb *ccb) |
| 531 | { |
| 532 | int error; |
| 533 | request_t *req; |
| 534 | mpt_softc_t *mpt; |
| 535 | MSG_SCSI_TASK_MGMT *reset_req; |
| 536 | |
| 537 | /* Get the pointer for the physical adapter */ |
| 538 | mpt = ccb->ccb_h.ccb_mpt_ptr; |
| 539 | |
| 540 | /* Get a request structure off the free list */ |
| 541 | if ((req = mpt_get_request(mpt)) == NULL) { |
| 542 | return (CAM_REQUEUE_REQ); |
| 543 | } |
| 544 | |
| 545 | /* Link the ccb and the request structure so we can find */ |
| 546 | /* the other knowing either the request or the ccb */ |
| 547 | req->ccb = ccb; |
| 548 | ccb->ccb_h.ccb_req_ptr = req; |
| 549 | |
| 550 | reset_req = req->req_vbuf; |
| 551 | bzero(reset_req, sizeof *reset_req); |
| 552 | |
| 553 | reset_req->Function = MPI_FUNCTION_SCSI_TASK_MGMT; |
| 554 | reset_req->MsgContext = req->index; |
| 555 | reset_req->TaskType = MPI_SCSITASKMGMT_TASKTYPE_RESET_BUS; |
| 556 | if (mpt->is_fc) { |
| 557 | /* |
| 558 | * Should really be TARGET_RESET_OPTION |
| 559 | */ |
| 560 | reset_req->MsgFlags = |
| 561 | MPI_SCSITASKMGMT_MSGFLAGS_LIP_RESET_OPTION; |
| 562 | } |
| 563 | /* Which physical device Reset */ |
| 564 | reset_req->TargetID = ccb->ccb_h.target_id; |
| 565 | reset_req->LUN[1] = ccb->ccb_h.target_lun; |
| 566 | |
| 567 | ccb->ccb_h.status |= CAM_SIM_QUEUED; |
| 568 | |
| 569 | error = mpt_send_handshake_cmd(mpt, |
| 570 | sizeof (MSG_SCSI_TASK_MGMT), reset_req); |
| 571 | if (error) { |
| 572 | device_printf(mpt->dev, |
| 573 | "mpt_bus_reset: mpt_send_handshake return %d\n", error); |
| 574 | return (CAM_REQ_CMP_ERR); |
| 575 | } else { |
| 576 | return (CAM_REQ_CMP); |
| 577 | } |
| 578 | } |
| 579 | |
| 580 | /* |
| 581 | * Process an asynchronous event from the IOC. |
| 582 | */ |
| 583 | static void mpt_ctlop(mpt_softc_t *, void *, u_int32_t); |
| 584 | static void mpt_event_notify_reply(mpt_softc_t *mpt, MSG_EVENT_NOTIFY_REPLY *); |
| 585 | |
| 586 | void |
| 587 | mpt_ctlop(mpt_softc_t *mpt, void *vmsg, u_int32_t reply) |
| 588 | { |
| 589 | MSG_DEFAULT_REPLY *dmsg = vmsg; |
| 590 | |
| 591 | if (dmsg->Function == MPI_FUNCTION_EVENT_NOTIFICATION) { |
| 592 | mpt_event_notify_reply(mpt, vmsg); |
| 593 | mpt_free_reply(mpt, (reply << 1)); |
| 594 | } else if (dmsg->Function == MPI_FUNCTION_EVENT_ACK) { |
| 595 | mpt_free_reply(mpt, (reply << 1)); |
| 596 | } else if (dmsg->Function == MPI_FUNCTION_PORT_ENABLE) { |
| 597 | MSG_PORT_ENABLE_REPLY *msg = vmsg; |
| 598 | int index = msg->MsgContext & ~0x80000000; |
| 599 | if (mpt->verbose > 1) { |
| 600 | device_printf(mpt->dev, "enable port reply idx %d\n", |
| 601 | index); |
| 602 | } |
| 603 | if (index >= 0 && index < MPT_MAX_REQUESTS(mpt)) { |
| 604 | request_t *req = &mpt->request_pool[index]; |
| 605 | req->debug = REQ_DONE; |
| 606 | } |
| 607 | mpt_free_reply(mpt, (reply << 1)); |
| 608 | } else if (dmsg->Function == MPI_FUNCTION_CONFIG) { |
| 609 | MSG_CONFIG_REPLY *msg = vmsg; |
| 610 | int index = msg->MsgContext & ~0x80000000; |
| 611 | if (index >= 0 && index < MPT_MAX_REQUESTS(mpt)) { |
| 612 | request_t *req = &mpt->request_pool[index]; |
| 613 | req->debug = REQ_DONE; |
| 614 | req->sequence = reply; |
| 615 | } else { |
| 616 | mpt_free_reply(mpt, (reply << 1)); |
| 617 | } |
| 618 | } else { |
| 619 | device_printf(mpt->dev, "unknown mpt_ctlop: %x\n", |
| 620 | dmsg->Function); |
| 621 | } |
| 622 | } |
| 623 | |
| 624 | static void |
| 625 | mpt_event_notify_reply(mpt_softc_t *mpt, MSG_EVENT_NOTIFY_REPLY *msg) |
| 626 | { |
| 627 | switch(msg->Event) { |
| 628 | case MPI_EVENT_LOG_DATA: |
| 629 | /* Some error occured that LSI wants logged */ |
| 630 | device_printf(mpt->dev, |
| 631 | "\tEvtLogData: IOCLogInfo: 0x%08x\n", |
| 632 | msg->IOCLogInfo); |
| 633 | device_printf(mpt->dev, "\tEvtLogData: Event Data:"); |
| 634 | { |
| 635 | int i; |
| 636 | for (i = 0; i < msg->EventDataLength; i++) { |
| 637 | device_printf(mpt->dev, |
| 638 | " %08X", msg->Data[i]); |
| 639 | } |
| 640 | } |
| 641 | device_printf(mpt->dev, "\n"); |
| 642 | break; |
| 643 | |
| 644 | case MPI_EVENT_UNIT_ATTENTION: |
| 645 | device_printf(mpt->dev, |
| 646 | "Bus: 0x%02x TargetID: 0x%02x\n", |
| 647 | (msg->Data[0] >> 8) & 0xff, msg->Data[0] & 0xff); |
| 648 | break; |
| 649 | |
| 650 | case MPI_EVENT_IOC_BUS_RESET: |
| 651 | /* We generated a bus reset */ |
| 652 | device_printf(mpt->dev, "IOC Bus Reset Port: %d\n", |
| 653 | (msg->Data[0] >> 8) & 0xff); |
| 654 | break; |
| 655 | |
| 656 | case MPI_EVENT_EXT_BUS_RESET: |
| 657 | /* Someone else generated a bus reset */ |
| 658 | device_printf(mpt->dev, "Ext Bus Reset\n"); |
| 659 | /* |
| 660 | * These replies don't return EventData like the MPI |
| 661 | * spec says they do |
| 662 | */ |
| 663 | /* xpt_async(AC_BUS_RESET, path, NULL); */ |
| 664 | break; |
| 665 | |
| 666 | case MPI_EVENT_RESCAN: |
| 667 | /* |
| 668 | * In general this means a device has been added |
| 669 | * to the loop. |
| 670 | */ |
| 671 | device_printf(mpt->dev, |
| 672 | "Rescan Port: %d\n", (msg->Data[0] >> 8) & 0xff); |
| 673 | /* xpt_async(AC_FOUND_DEVICE, path, NULL); */ |
| 674 | break; |
| 675 | |
| 676 | case MPI_EVENT_LINK_STATUS_CHANGE: |
| 677 | device_printf(mpt->dev, "Port %d: LinkState: %s\n", |
| 678 | (msg->Data[1] >> 8) & 0xff, |
| 679 | ((msg->Data[0] & 0xff) == 0)? "Failed" : "Active"); |
| 680 | break; |
| 681 | |
| 682 | case MPI_EVENT_LOOP_STATE_CHANGE: |
| 683 | switch ((msg->Data[0] >> 16) & 0xff) { |
| 684 | case 0x01: |
| 685 | device_printf(mpt->dev, |
| 686 | "Port 0x%x: FC LinkEvent: LIP(%02X,%02X) (Loop Initialization)\n", |
| 687 | (msg->Data[1] >> 8) & 0xff, |
| 688 | (msg->Data[0] >> 8) & 0xff, |
| 689 | (msg->Data[0] ) & 0xff); |
| 690 | switch ((msg->Data[0] >> 8) & 0xff) { |
| 691 | case 0xF7: |
| 692 | if ((msg->Data[0] & 0xff) == 0xF7) { |
| 693 | printf("Device needs AL_PA\n"); |
| 694 | } else { |
| 695 | printf("Device %02X doesn't like FC performance\n", |
| 696 | msg->Data[0] & 0xFF); |
| 697 | } |
| 698 | break; |
| 699 | case 0xF8: |
| 700 | if ((msg->Data[0] & 0xff) == 0xF7) { |
| 701 | printf("Device had loop failure at its receiver prior to acquiring AL_PA\n"); |
| 702 | } else { |
| 703 | printf("Device %02X detected loop failure at its receiver\n", |
| 704 | msg->Data[0] & 0xFF); |
| 705 | } |
| 706 | break; |
| 707 | default: |
| 708 | printf("Device %02X requests that device %02X reset itself\n", |
| 709 | msg->Data[0] & 0xFF, |
| 710 | (msg->Data[0] >> 8) & 0xFF); |
| 711 | break; |
| 712 | } |
| 713 | break; |
| 714 | case 0x02: |
| 715 | device_printf(mpt->dev, "Port 0x%x: FC LinkEvent: LPE(%02X,%02X) (Loop Port Enable)\n", |
| 716 | (msg->Data[1] >> 8) & 0xff, /* Port */ |
| 717 | (msg->Data[0] >> 8) & 0xff, /* Character 3 */ |
| 718 | (msg->Data[0] ) & 0xff /* Character 4 */ |
| 719 | ); |
| 720 | break; |
| 721 | case 0x03: |
| 722 | device_printf(mpt->dev, "Port 0x%x: FC LinkEvent: LPB(%02X,%02X) (Loop Port Bypass)\n", |
| 723 | (msg->Data[1] >> 8) & 0xff, /* Port */ |
| 724 | (msg->Data[0] >> 8) & 0xff, /* Character 3 */ |
| 725 | (msg->Data[0] ) & 0xff /* Character 4 */ |
| 726 | ); |
| 727 | break; |
| 728 | default: |
| 729 | device_printf(mpt->dev, "Port 0x%x: FC LinkEvent: Unknown FC event (%02X %02X %02X)\n", |
| 730 | (msg->Data[1] >> 8) & 0xff, /* Port */ |
| 731 | (msg->Data[0] >> 16) & 0xff, /* Event */ |
| 732 | (msg->Data[0] >> 8) & 0xff, /* Character 3 */ |
| 733 | (msg->Data[0] ) & 0xff /* Character 4 */ |
| 734 | ); |
| 735 | } |
| 736 | break; |
| 737 | |
| 738 | case MPI_EVENT_LOGOUT: |
| 739 | device_printf(mpt->dev, "FC Logout Port: %d N_PortID: %02X\n", |
| 740 | (msg->Data[1] >> 8) & 0xff, |
| 741 | msg->Data[0]); |
| 742 | break; |
| 743 | case MPI_EVENT_EVENT_CHANGE: |
| 744 | /* This is just an acknowledgement of our |
| 745 | mpt_send_event_request */ |
| 746 | break; |
| 747 | default: |
| 748 | device_printf(mpt->dev, "Unknown event %X\n", msg->Event); |
| 749 | } |
| 750 | if (msg->AckRequired) { |
| 751 | MSG_EVENT_ACK *ackp; |
| 752 | request_t *req; |
| 753 | if ((req = mpt_get_request(mpt)) == NULL) { |
| 754 | panic("unable to get request to acknowledge notify"); |
| 755 | } |
| 756 | ackp = (MSG_EVENT_ACK *) req->req_vbuf; |
| 757 | bzero(ackp, sizeof *ackp); |
| 758 | ackp->Function = MPI_FUNCTION_EVENT_ACK; |
| 759 | ackp->Event = msg->Event; |
| 760 | ackp->EventContext = msg->EventContext; |
| 761 | ackp->MsgContext = req->index | 0x80000000; |
| 762 | mpt_check_doorbell(mpt); |
| 763 | mpt_send_cmd(mpt, req); |
| 764 | } |
| 765 | } |
| 766 | |
| 767 | void |
| 768 | mpt_done(mpt_softc_t *mpt, u_int32_t reply) |
| 769 | { |
| 770 | int index; |
| 771 | request_t *req; |
| 772 | union ccb *ccb; |
| 773 | MSG_REQUEST_HEADER *mpt_req; |
| 774 | MSG_SCSI_IO_REPLY *mpt_reply; |
| 775 | |
| 776 | index = -1; /* Shutup the complier */ |
| 777 | |
| 778 | if ((reply & MPT_CONTEXT_REPLY) == 0) { |
| 779 | /* context reply */ |
| 780 | mpt_reply = NULL; |
| 781 | index = reply & MPT_CONTEXT_MASK; |
| 782 | } else { |
| 783 | unsigned *pReply; |
| 784 | |
| 785 | bus_dmamap_sync(mpt->reply_dmat, mpt->reply_dmap, |
| 786 | BUS_DMASYNC_POSTREAD); |
| 787 | /* address reply (Error) */ |
| 788 | mpt_reply = MPT_REPLY_PTOV(mpt, reply); |
| 789 | if (mpt->verbose > 1) { |
| 790 | pReply = (unsigned *) mpt_reply; |
| 791 | device_printf(mpt->dev, "Address Reply (index %u)\n", |
| 792 | mpt_reply->MsgContext & 0xffff); |
| 793 | device_printf(mpt->dev, "%08X %08X %08X %08X\n", |
| 794 | pReply[0], pReply[1], pReply[2], pReply[3]); |
| 795 | device_printf(mpt->dev, "%08X %08X %08X %08X\n", |
| 796 | pReply[4], pReply[5], pReply[6], pReply[7]); |
| 797 | device_printf(mpt->dev, "%08X %08X %08X %08X\n\n", |
| 798 | pReply[8], pReply[9], pReply[10], pReply[11]); |
| 799 | } |
| 800 | index = mpt_reply->MsgContext; |
| 801 | } |
| 802 | |
| 803 | /* |
| 804 | * Address reply with MessageContext high bit set |
| 805 | * This is most likely a notify message so we try |
| 806 | * to process it then free it |
| 807 | */ |
| 808 | if ((index & 0x80000000) != 0) { |
| 809 | if (mpt_reply != NULL) { |
| 810 | mpt_ctlop(mpt, mpt_reply, reply); |
| 811 | } else { |
| 812 | device_printf(mpt->dev, |
| 813 | "mpt_done: index 0x%x, NULL reply\n", index); |
| 814 | } |
| 815 | return; |
| 816 | } |
| 817 | |
| 818 | /* Did we end up with a valid index into the table? */ |
| 819 | if (index < 0 || index >= MPT_MAX_REQUESTS(mpt)) { |
| 820 | printf("mpt_done: invalid index (%x) in reply\n", index); |
| 821 | return; |
| 822 | } |
| 823 | |
| 824 | req = &mpt->request_pool[index]; |
| 825 | |
| 826 | /* Make sure memory hasn't been trashed */ |
| 827 | if (req->index != index) { |
| 828 | printf("mpt_done: corrupted request struct"); |
| 829 | return; |
| 830 | } |
| 831 | |
| 832 | /* Short cut for task management replys; nothing more for us to do */ |
| 833 | mpt_req = req->req_vbuf; |
| 834 | if (mpt_req->Function == MPI_FUNCTION_SCSI_TASK_MGMT) { |
| 835 | if (mpt->verbose > 1) { |
| 836 | device_printf(mpt->dev, "mpt_done: TASK MGMT\n"); |
| 837 | } |
| 838 | goto done; |
| 839 | } |
| 840 | |
| 841 | if (mpt_req->Function == MPI_FUNCTION_PORT_ENABLE) { |
| 842 | goto done; |
| 843 | } |
| 844 | |
| 845 | /* |
| 846 | * At this point it better be a SCSI IO command, but don't |
| 847 | * crash if it isn't |
| 848 | */ |
| 849 | if (mpt_req->Function != MPI_FUNCTION_SCSI_IO_REQUEST) { |
| 850 | goto done; |
| 851 | } |
| 852 | |
| 853 | /* Recover the CAM control block from the request structure */ |
| 854 | ccb = req->ccb; |
| 855 | |
| 856 | /* Can't have had a SCSI command with out a CAM control block */ |
| 857 | if (ccb == NULL || (ccb->ccb_h.status & CAM_SIM_QUEUED) == 0) { |
| 858 | device_printf(mpt->dev, |
| 859 | "mpt_done: corrupted ccb, index = 0x%02x seq = 0x%08x", |
| 860 | req->index, req->sequence); |
| 861 | printf(" request state %s\nmpt_request:\n", |
| 862 | mpt_req_state(req->debug)); |
| 863 | mpt_print_scsi_io_request((MSG_SCSI_IO_REQUEST *)req->req_vbuf); |
| 864 | |
| 865 | if (mpt_reply != NULL) { |
| 866 | printf("\nmpt_done: reply:\n"); |
| 867 | mpt_print_reply(MPT_REPLY_PTOV(mpt, reply)); |
| 868 | } else { |
| 869 | printf("\nmpt_done: context reply: 0x%08x\n", reply); |
| 870 | } |
| 871 | goto done; |
| 872 | } |
| 873 | |
| 874 | callout_stop(&ccb->ccb_h.timeout_ch); |
| 875 | |
| 876 | if ((ccb->ccb_h.flags & CAM_DIR_MASK) != CAM_DIR_NONE) { |
| 877 | bus_dmasync_op_t op; |
| 878 | |
| 879 | if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { |
| 880 | op = BUS_DMASYNC_POSTREAD; |
| 881 | } else { |
| 882 | op = BUS_DMASYNC_POSTWRITE; |
| 883 | } |
| 884 | bus_dmamap_sync(mpt->buffer_dmat, req->dmap, op); |
| 885 | bus_dmamap_unload(mpt->buffer_dmat, req->dmap); |
| 886 | } |
| 887 | ccb->csio.resid = 0; |
| 888 | |
| 889 | if (mpt_reply == NULL) { |
| 890 | /* Context reply; report that the command was successfull */ |
| 891 | ccb->ccb_h.status = CAM_REQ_CMP; |
| 892 | ccb->csio.scsi_status = SCSI_STATUS_OK; |
| 893 | ccb->ccb_h.status &= ~CAM_SIM_QUEUED; |
| 894 | if (mpt->outofbeer) { |
| 895 | ccb->ccb_h.status |= CAM_RELEASE_SIMQ; |
| 896 | mpt->outofbeer = 0; |
| 897 | if (mpt->verbose > 1) { |
| 898 | device_printf(mpt->dev, "THAWQ\n"); |
| 899 | } |
| 900 | } |
| 901 | MPT_LOCK(mpt); |
| 902 | xpt_done(ccb); |
| 903 | MPT_UNLOCK(mpt); |
| 904 | goto done; |
| 905 | } |
| 906 | |
| 907 | ccb->csio.scsi_status = mpt_reply->SCSIStatus; |
| 908 | switch(mpt_reply->IOCStatus) { |
| 909 | case MPI_IOCSTATUS_SCSI_DATA_OVERRUN: |
| 910 | ccb->ccb_h.status = CAM_DATA_RUN_ERR; |
| 911 | break; |
| 912 | |
| 913 | case MPI_IOCSTATUS_SCSI_DATA_UNDERRUN: |
| 914 | /* |
| 915 | * Yikes, Tagged queue full comes through this path! |
| 916 | * |
| 917 | * So we'll change it to a status error and anything |
| 918 | * that returns status should probably be a status |
| 919 | * error as well. |
| 920 | */ |
| 921 | ccb->csio.resid = |
| 922 | ccb->csio.dxfer_len - mpt_reply->TransferCount; |
| 923 | if (mpt_reply->SCSIState & MPI_SCSI_STATE_NO_SCSI_STATUS) { |
| 924 | ccb->ccb_h.status = CAM_DATA_RUN_ERR; |
| 925 | break; |
| 926 | } |
| 927 | #if 0 |
| 928 | device_printf(mpt->dev, "underrun, scsi status is %x\n", ccb->csio.scsi_status); |
| 929 | ccb->csio.scsi_status = SCSI_STATUS_QUEUE_FULL; |
| 930 | #endif |
| 931 | /* Fall through */ |
| 932 | case MPI_IOCSTATUS_SUCCESS: |
| 933 | case MPI_IOCSTATUS_SCSI_RECOVERED_ERROR: |
| 934 | switch (ccb->csio.scsi_status) { |
| 935 | case SCSI_STATUS_OK: |
| 936 | ccb->ccb_h.status = CAM_REQ_CMP; |
| 937 | break; |
| 938 | default: |
| 939 | ccb->ccb_h.status = CAM_SCSI_STATUS_ERROR; |
| 940 | break; |
| 941 | } |
| 942 | break; |
| 943 | case MPI_IOCSTATUS_BUSY: |
| 944 | case MPI_IOCSTATUS_INSUFFICIENT_RESOURCES: |
| 945 | ccb->ccb_h.status = CAM_BUSY; |
| 946 | break; |
| 947 | |
| 948 | case MPI_IOCSTATUS_SCSI_INVALID_BUS: |
| 949 | case MPI_IOCSTATUS_SCSI_INVALID_TARGETID: |
| 950 | case MPI_IOCSTATUS_SCSI_DEVICE_NOT_THERE: |
| 951 | ccb->ccb_h.status = CAM_DEV_NOT_THERE; |
| 952 | break; |
| 953 | |
| 954 | case MPI_IOCSTATUS_SCSI_RESIDUAL_MISMATCH: |
| 955 | ccb->ccb_h.status = CAM_DATA_RUN_ERR; |
| 956 | break; |
| 957 | |
| 958 | case MPI_IOCSTATUS_SCSI_PROTOCOL_ERROR: |
| 959 | case MPI_IOCSTATUS_SCSI_IO_DATA_ERROR: |
| 960 | ccb->ccb_h.status = CAM_UNCOR_PARITY; |
| 961 | break; |
| 962 | |
| 963 | case MPI_IOCSTATUS_SCSI_TASK_TERMINATED: |
| 964 | ccb->ccb_h.status = CAM_REQ_CMP; |
| 965 | break; |
| 966 | |
| 967 | case MPI_IOCSTATUS_SCSI_TASK_MGMT_FAILED: |
| 968 | ccb->ccb_h.status = CAM_UA_TERMIO; |
| 969 | break; |
| 970 | |
| 971 | case MPI_IOCSTATUS_SCSI_IOC_TERMINATED: |
| 972 | ccb->ccb_h.status = CAM_REQ_TERMIO; |
| 973 | break; |
| 974 | |
| 975 | case MPI_IOCSTATUS_SCSI_EXT_TERMINATED: |
| 976 | ccb->ccb_h.status = CAM_SCSI_BUS_RESET; |
| 977 | break; |
| 978 | |
| 979 | default: |
| 980 | ccb->ccb_h.status = CAM_UNREC_HBA_ERROR; |
| 981 | break; |
| 982 | } |
| 983 | |
| 984 | if ((mpt_reply->SCSIState & MPI_SCSI_STATE_AUTOSENSE_VALID) != 0) { |
| 985 | if (ccb->ccb_h.flags & (CAM_SENSE_PHYS | CAM_SENSE_PTR)) { |
| 986 | ccb->ccb_h.status |= CAM_AUTOSENSE_FAIL; |
| 987 | } else { |
| 988 | ccb->ccb_h.status |= CAM_AUTOSNS_VALID; |
| 989 | ccb->csio.sense_resid = mpt_reply->SenseCount; |
| 990 | bcopy(req->sense_vbuf, &ccb->csio.sense_data, |
| 991 | ccb->csio.sense_len); |
| 992 | } |
| 993 | } else if (mpt_reply->SCSIState & MPI_SCSI_STATE_AUTOSENSE_FAILED) { |
| 994 | ccb->ccb_h.status &= ~CAM_STATUS_MASK; |
| 995 | ccb->ccb_h.status |= CAM_AUTOSENSE_FAIL; |
| 996 | } |
| 997 | |
| 998 | if ((ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { |
| 999 | if ((ccb->ccb_h.status & CAM_DEV_QFRZN) == 0) { |
| 1000 | ccb->ccb_h.status |= CAM_DEV_QFRZN; |
| 1001 | xpt_freeze_devq(ccb->ccb_h.path, 1); |
| 1002 | } |
| 1003 | } |
| 1004 | |
| 1005 | |
| 1006 | ccb->ccb_h.status &= ~CAM_SIM_QUEUED; |
| 1007 | if (mpt->outofbeer) { |
| 1008 | ccb->ccb_h.status |= CAM_RELEASE_SIMQ; |
| 1009 | mpt->outofbeer = 0; |
| 1010 | if (mpt->verbose > 1) { |
| 1011 | device_printf(mpt->dev, "THAWQ\n"); |
| 1012 | } |
| 1013 | } |
| 1014 | MPT_LOCK(mpt); |
| 1015 | xpt_done(ccb); |
| 1016 | MPT_UNLOCK(mpt); |
| 1017 | |
| 1018 | done: |
| 1019 | /* If IOC done with this request free it up */ |
| 1020 | if (mpt_reply == NULL || (mpt_reply->MsgFlags & 0x80) == 0) |
| 1021 | mpt_free_request(mpt, req); |
| 1022 | |
| 1023 | /* If address reply; give the buffer back to the IOC */ |
| 1024 | if (mpt_reply != NULL) |
| 1025 | mpt_free_reply(mpt, (reply << 1)); |
| 1026 | } |
| 1027 | |
| 1028 | static void |
| 1029 | mpt_action(struct cam_sim *sim, union ccb *ccb) |
| 1030 | { |
| 1031 | int tgt, error; |
| 1032 | mpt_softc_t *mpt; |
| 1033 | struct ccb_trans_settings *cts; |
| 1034 | |
| 1035 | CAM_DEBUG(ccb->ccb_h.path, CAM_DEBUG_TRACE, ("mpt_action\n")); |
| 1036 | |
| 1037 | mpt = (mpt_softc_t *)cam_sim_softc(sim); |
| 1038 | |
| 1039 | ccb->ccb_h.ccb_mpt_ptr = mpt; |
| 1040 | |
| 1041 | switch (ccb->ccb_h.func_code) { |
| 1042 | case XPT_RESET_BUS: |
| 1043 | if (mpt->verbose > 1) |
| 1044 | device_printf(mpt->dev, "XPT_RESET_BUS\n"); |
| 1045 | error = mpt_bus_reset(ccb); |
| 1046 | switch (error) { |
| 1047 | case CAM_REQ_INPROG: |
| 1048 | break; |
| 1049 | case CAM_REQUEUE_REQ: |
| 1050 | if (mpt->outofbeer == 0) { |
| 1051 | mpt->outofbeer = 1; |
| 1052 | xpt_freeze_simq(sim, 1); |
| 1053 | if (mpt->verbose > 1) { |
| 1054 | device_printf(mpt->dev, "FREEZEQ\n"); |
| 1055 | } |
| 1056 | } |
| 1057 | ccb->ccb_h.status = CAM_REQUEUE_REQ; |
| 1058 | MPT_LOCK(mpt); |
| 1059 | xpt_done(ccb); |
| 1060 | MPT_UNLOCK(mpt); |
| 1061 | break; |
| 1062 | |
| 1063 | case CAM_REQ_CMP: |
| 1064 | ccb->ccb_h.status &= ~CAM_SIM_QUEUED; |
| 1065 | ccb->ccb_h.status |= CAM_REQ_CMP; |
| 1066 | if (mpt->outofbeer) { |
| 1067 | ccb->ccb_h.status |= CAM_RELEASE_SIMQ; |
| 1068 | mpt->outofbeer = 0; |
| 1069 | if (mpt->verbose > 1) { |
| 1070 | device_printf(mpt->dev, "THAWQ\n"); |
| 1071 | } |
| 1072 | } |
| 1073 | MPT_LOCK(mpt); |
| 1074 | xpt_done(ccb); |
| 1075 | MPT_UNLOCK(mpt); |
| 1076 | break; |
| 1077 | |
| 1078 | default: |
| 1079 | ccb->ccb_h.status = CAM_REQ_CMP_ERR; |
| 1080 | MPT_LOCK(mpt); |
| 1081 | xpt_done(ccb); |
| 1082 | MPT_UNLOCK(mpt); |
| 1083 | } |
| 1084 | break; |
| 1085 | |
| 1086 | case XPT_SCSI_IO: /* Execute the requested I/O operation */ |
| 1087 | /* |
| 1088 | * Do a couple of preliminary checks... |
| 1089 | */ |
| 1090 | if ((ccb->ccb_h.flags & CAM_CDB_POINTER) != 0) { |
| 1091 | if ((ccb->ccb_h.flags & CAM_CDB_PHYS) != 0) { |
| 1092 | ccb->ccb_h.status = CAM_REQ_INVALID; |
| 1093 | MPT_LOCK(mpt); |
| 1094 | xpt_done(ccb); |
| 1095 | MPT_UNLOCK(mpt); |
| 1096 | break; |
| 1097 | } |
| 1098 | } |
| 1099 | /* Max supported CDB length is 16 bytes */ |
| 1100 | if (ccb->csio.cdb_len > |
| 1101 | sizeof (((PTR_MSG_SCSI_IO_REQUEST)0)->CDB)) { |
| 1102 | ccb->ccb_h.status = CAM_REQ_INVALID; |
| 1103 | MPT_LOCK(mpt); |
| 1104 | xpt_done(ccb); |
| 1105 | MPT_UNLOCK(mpt); |
| 1106 | return; |
| 1107 | } |
| 1108 | ccb->csio.scsi_status = SCSI_STATUS_OK; |
| 1109 | mpt_start(ccb); |
| 1110 | break; |
| 1111 | |
| 1112 | case XPT_ABORT: |
| 1113 | /* |
| 1114 | * XXX: Need to implement |
| 1115 | */ |
| 1116 | ccb->ccb_h.status = CAM_UA_ABORT; |
| 1117 | MPT_LOCK(mpt); |
| 1118 | xpt_done(ccb); |
| 1119 | MPT_UNLOCK(mpt); |
| 1120 | break; |
| 1121 | |
| 1122 | #ifdef CAM_NEW_TRAN_CODE |
| 1123 | #define IS_CURRENT_SETTINGS(c) (c->type == CTS_TYPE_CURRENT_SETTINGS) |
| 1124 | #else |
| 1125 | #define IS_CURRENT_SETTINGS(c) (c->flags & CCB_TRANS_CURRENT_SETTINGS) |
| 1126 | #endif |
| 1127 | #define DP_DISC_ENABLE 0x1 |
| 1128 | #define DP_DISC_DISABL 0x2 |
| 1129 | #define DP_DISC (DP_DISC_ENABLE|DP_DISC_DISABL) |
| 1130 | |
| 1131 | #define DP_TQING_ENABLE 0x4 |
| 1132 | #define DP_TQING_DISABL 0x8 |
| 1133 | #define DP_TQING (DP_TQING_ENABLE|DP_TQING_DISABL) |
| 1134 | |
| 1135 | #define DP_WIDE 0x10 |
| 1136 | #define DP_NARROW 0x20 |
| 1137 | #define DP_WIDTH (DP_WIDE|DP_NARROW) |
| 1138 | |
| 1139 | #define DP_SYNC 0x40 |
| 1140 | |
| 1141 | case XPT_SET_TRAN_SETTINGS: /* Nexus Settings */ |
| 1142 | cts = &ccb->cts; |
| 1143 | if (!IS_CURRENT_SETTINGS(cts)) { |
| 1144 | ccb->ccb_h.status = CAM_REQ_INVALID; |
| 1145 | MPT_LOCK(mpt); |
| 1146 | xpt_done(ccb); |
| 1147 | MPT_UNLOCK(mpt); |
| 1148 | break; |
| 1149 | } |
| 1150 | tgt = cts->ccb_h.target_id; |
| 1151 | if (mpt->is_fc == 0) { |
| 1152 | u_int8_t dval = 0; |
| 1153 | u_int period = 0, offset = 0; |
| 1154 | #ifndef CAM_NEW_TRAN_CODE |
| 1155 | if (cts->valid & CCB_TRANS_DISC_VALID) { |
| 1156 | dval |= DP_DISC_ENABLE; |
| 1157 | } |
| 1158 | if (cts->valid & CCB_TRANS_TQ_VALID) { |
| 1159 | dval |= DP_TQING_ENABLE; |
| 1160 | } |
| 1161 | if (cts->valid & CCB_TRANS_BUS_WIDTH_VALID) { |
| 1162 | if (cts->bus_width) |
| 1163 | dval |= DP_WIDE; |
| 1164 | else |
| 1165 | dval |= DP_NARROW; |
| 1166 | } |
| 1167 | /* |
| 1168 | * Any SYNC RATE of nonzero and SYNC_OFFSET |
| 1169 | * of nonzero will cause us to go to the |
| 1170 | * selected (from NVRAM) maximum value for |
| 1171 | * this device. At a later point, we'll |
| 1172 | * allow finer control. |
| 1173 | */ |
| 1174 | if ((cts->valid & CCB_TRANS_SYNC_RATE_VALID) && |
| 1175 | (cts->valid & CCB_TRANS_SYNC_OFFSET_VALID)) { |
| 1176 | dval |= DP_SYNC; |
| 1177 | period = cts->sync_period; |
| 1178 | offset = cts->sync_offset; |
| 1179 | } |
| 1180 | #else |
| 1181 | struct ccb_trans_settings_scsi *scsi = |
| 1182 | &cts->proto_specific.scsi; |
| 1183 | struct ccb_trans_settings_spi *spi = |
| 1184 | &cts->xport_specific.spi; |
| 1185 | |
| 1186 | if ((spi->valid & CTS_SPI_VALID_DISC) != 0) { |
| 1187 | if ((spi->flags & CTS_SPI_FLAGS_DISC_ENB) != 0) |
| 1188 | dval |= DP_DISC_ENABLE; |
| 1189 | else |
| 1190 | dval |= DP_DISC_DISABL; |
| 1191 | } |
| 1192 | |
| 1193 | if ((scsi->valid & CTS_SCSI_VALID_TQ) != 0) { |
| 1194 | if ((scsi->flags & CTS_SCSI_FLAGS_TAG_ENB) != 0) |
| 1195 | dval |= DP_TQING_ENABLE; |
| 1196 | else |
| 1197 | dval |= DP_TQING_DISABL; |
| 1198 | } |
| 1199 | |
| 1200 | if ((spi->valid & CTS_SPI_VALID_BUS_WIDTH) != 0) { |
| 1201 | if (spi->bus_width == MSG_EXT_WDTR_BUS_16_BIT) |
| 1202 | dval |= DP_WIDE; |
| 1203 | else |
| 1204 | dval |= DP_NARROW; |
| 1205 | } |
| 1206 | |
| 1207 | if ((spi->valid & CTS_SPI_VALID_SYNC_OFFSET) && |
| 1208 | (spi->valid & CTS_SPI_VALID_SYNC_RATE) && |
| 1209 | (spi->sync_period && spi->sync_offset)) { |
| 1210 | dval |= DP_SYNC; |
| 1211 | period = spi->sync_period; |
| 1212 | offset = spi->sync_offset; |
| 1213 | } |
| 1214 | #endif |
| 1215 | if (dval & DP_DISC_ENABLE) { |
| 1216 | mpt->mpt_disc_enable |= (1 << tgt); |
| 1217 | } else if (dval & DP_DISC_DISABL) { |
| 1218 | mpt->mpt_disc_enable &= ~(1 << tgt); |
| 1219 | } |
| 1220 | if (dval & DP_TQING_ENABLE) { |
| 1221 | mpt->mpt_tag_enable |= (1 << tgt); |
| 1222 | } else if (dval & DP_TQING_DISABL) { |
| 1223 | mpt->mpt_tag_enable &= ~(1 << tgt); |
| 1224 | } |
| 1225 | if (dval & DP_WIDTH) { |
| 1226 | if (mpt_setwidth(mpt, tgt, dval & DP_WIDE)) { |
| 1227 | ccb->ccb_h.status = CAM_REQ_CMP_ERR; |
| 1228 | MPT_LOCK(mpt); |
| 1229 | xpt_done(ccb); |
| 1230 | MPT_UNLOCK(mpt); |
| 1231 | break; |
| 1232 | } |
| 1233 | } |
| 1234 | if (dval & DP_SYNC) { |
| 1235 | if (mpt_setsync(mpt, tgt, period, offset)) { |
| 1236 | ccb->ccb_h.status = CAM_REQ_CMP_ERR; |
| 1237 | MPT_LOCK(mpt); |
| 1238 | xpt_done(ccb); |
| 1239 | MPT_UNLOCK(mpt); |
| 1240 | break; |
| 1241 | } |
| 1242 | } |
| 1243 | if (mpt->verbose > 1) { |
| 1244 | device_printf(mpt->dev, |
| 1245 | "SET tgt %d flags %x period %x off %x\n", |
| 1246 | tgt, dval, period, offset); |
| 1247 | } |
| 1248 | } |
| 1249 | ccb->ccb_h.status = CAM_REQ_CMP; |
| 1250 | MPT_LOCK(mpt); |
| 1251 | xpt_done(ccb); |
| 1252 | MPT_UNLOCK(mpt); |
| 1253 | break; |
| 1254 | |
| 1255 | case XPT_GET_TRAN_SETTINGS: |
| 1256 | cts = &ccb->cts; |
| 1257 | tgt = cts->ccb_h.target_id; |
| 1258 | if (mpt->is_fc) { |
| 1259 | #ifndef CAM_NEW_TRAN_CODE |
| 1260 | /* |
| 1261 | * a lot of normal SCSI things don't make sense. |
| 1262 | */ |
| 1263 | cts->flags = CCB_TRANS_TAG_ENB | CCB_TRANS_DISC_ENB; |
| 1264 | cts->valid = CCB_TRANS_DISC_VALID | CCB_TRANS_TQ_VALID; |
| 1265 | /* |
| 1266 | * How do you measure the width of a high |
| 1267 | * speed serial bus? Well, in bytes. |
| 1268 | * |
| 1269 | * Offset and period make no sense, though, so we set |
| 1270 | * (above) a 'base' transfer speed to be gigabit. |
| 1271 | */ |
| 1272 | cts->bus_width = MSG_EXT_WDTR_BUS_8_BIT; |
| 1273 | #else |
| 1274 | struct ccb_trans_settings_fc *fc = |
| 1275 | &cts->xport_specific.fc; |
| 1276 | |
| 1277 | cts->protocol = PROTO_SCSI; |
| 1278 | cts->protocol_version = SCSI_REV_2; |
| 1279 | cts->transport = XPORT_FC; |
| 1280 | cts->transport_version = 0; |
| 1281 | |
| 1282 | fc->valid = CTS_FC_VALID_SPEED; |
| 1283 | fc->bitrate = 100000; /* XXX: Need for 2Gb/s */ |
| 1284 | /* XXX: need a port database for each target */ |
| 1285 | #endif |
| 1286 | } else { |
| 1287 | #ifdef CAM_NEW_TRAN_CODE |
| 1288 | struct ccb_trans_settings_scsi *scsi = |
| 1289 | &cts->proto_specific.scsi; |
| 1290 | struct ccb_trans_settings_spi *spi = |
| 1291 | &cts->xport_specific.spi; |
| 1292 | #endif |
| 1293 | u_int8_t dval, pval, oval; |
| 1294 | |
| 1295 | /* |
| 1296 | * We aren't going off of Port PAGE2 params for |
| 1297 | * tagged queuing or disconnect capabilities |
| 1298 | * for current settings. For goal settings, |
| 1299 | * we assert all capabilities- we've had some |
| 1300 | * problems with reading NVRAM data. |
| 1301 | */ |
| 1302 | if (IS_CURRENT_SETTINGS(cts)) { |
| 1303 | fCONFIG_PAGE_SCSI_DEVICE_0 tmp; |
| 1304 | dval = 0; |
| 1305 | |
| 1306 | tmp = mpt->mpt_dev_page0[tgt]; |
| 1307 | if (mpt_read_cfg_page(mpt, tgt, &tmp.Header)) { |
| 1308 | device_printf(mpt->dev, |
| 1309 | "cannot get target %d DP0\n", tgt); |
| 1310 | } else { |
| 1311 | if (mpt->verbose > 1) { |
| 1312 | device_printf(mpt->dev, |
| 1313 | "SPI Tgt %d Page 0: NParms %x Information %x\n", |
| 1314 | tgt, |
| 1315 | tmp.NegotiatedParameters, |
| 1316 | tmp.Information); |
| 1317 | } |
| 1318 | } |
| 1319 | |
| 1320 | if (tmp.NegotiatedParameters & |
| 1321 | MPI_SCSIDEVPAGE0_NP_WIDE) |
| 1322 | dval |= DP_WIDE; |
| 1323 | |
| 1324 | if (mpt->mpt_disc_enable & (1 << tgt)) { |
| 1325 | dval |= DP_DISC_ENABLE; |
| 1326 | } |
| 1327 | if (mpt->mpt_tag_enable & (1 << tgt)) { |
| 1328 | dval |= DP_TQING_ENABLE; |
| 1329 | } |
| 1330 | oval = (tmp.NegotiatedParameters >> 16) & 0xff; |
| 1331 | pval = (tmp.NegotiatedParameters >> 8) & 0xff; |
| 1332 | } else { |
| 1333 | /* |
| 1334 | * XXX: Fix wrt NVRAM someday. Attempts |
| 1335 | * XXX: to read port page2 device data |
| 1336 | * XXX: just returns zero in these areas. |
| 1337 | */ |
| 1338 | dval = DP_WIDE|DP_DISC|DP_TQING; |
| 1339 | oval = (mpt->mpt_port_page0.Capabilities >> 16); |
| 1340 | pval = (mpt->mpt_port_page0.Capabilities >> 8); |
| 1341 | } |
| 1342 | #ifndef CAM_NEW_TRAN_CODE |
| 1343 | cts->flags &= ~(CCB_TRANS_DISC_ENB|CCB_TRANS_TAG_ENB); |
| 1344 | if (dval & DP_DISC_ENABLE) { |
| 1345 | cts->flags |= CCB_TRANS_DISC_ENB; |
| 1346 | } |
| 1347 | if (dval & DP_TQING_ENABLE) { |
| 1348 | cts->flags |= CCB_TRANS_TAG_ENB; |
| 1349 | } |
| 1350 | if (dval & DP_WIDE) { |
| 1351 | cts->bus_width = MSG_EXT_WDTR_BUS_16_BIT; |
| 1352 | } else { |
| 1353 | cts->bus_width = MSG_EXT_WDTR_BUS_8_BIT; |
| 1354 | } |
| 1355 | cts->valid = CCB_TRANS_BUS_WIDTH_VALID | |
| 1356 | CCB_TRANS_DISC_VALID | CCB_TRANS_TQ_VALID; |
| 1357 | if (oval) { |
| 1358 | cts->sync_period = pval; |
| 1359 | cts->sync_offset = oval; |
| 1360 | cts->valid |= |
| 1361 | CCB_TRANS_SYNC_RATE_VALID | |
| 1362 | CCB_TRANS_SYNC_OFFSET_VALID; |
| 1363 | } |
| 1364 | #else |
| 1365 | cts->protocol = PROTO_SCSI; |
| 1366 | cts->protocol_version = SCSI_REV_2; |
| 1367 | cts->transport = XPORT_SPI; |
| 1368 | cts->transport_version = 2; |
| 1369 | |
| 1370 | scsi->flags &= ~CTS_SCSI_FLAGS_TAG_ENB; |
| 1371 | spi->flags &= ~CTS_SPI_FLAGS_DISC_ENB; |
| 1372 | if (dval & DP_DISC_ENABLE) { |
| 1373 | spi->flags |= CTS_SPI_FLAGS_DISC_ENB; |
| 1374 | } |
| 1375 | if (dval & DP_TQING_ENABLE) { |
| 1376 | scsi->flags |= CTS_SCSI_FLAGS_TAG_ENB; |
| 1377 | } |
| 1378 | if (oval && pval) { |
| 1379 | spi->sync_offset = oval; |
| 1380 | spi->sync_period = pval; |
| 1381 | spi->valid |= CTS_SPI_VALID_SYNC_OFFSET; |
| 1382 | spi->valid |= CTS_SPI_VALID_SYNC_RATE; |
| 1383 | } |
| 1384 | spi->valid |= CTS_SPI_VALID_BUS_WIDTH; |
| 1385 | if (dval & DP_WIDE) { |
| 1386 | spi->bus_width = MSG_EXT_WDTR_BUS_16_BIT; |
| 1387 | } else { |
| 1388 | spi->bus_width = MSG_EXT_WDTR_BUS_8_BIT; |
| 1389 | } |
| 1390 | if (cts->ccb_h.target_lun != CAM_LUN_WILDCARD) { |
| 1391 | scsi->valid = CTS_SCSI_VALID_TQ; |
| 1392 | spi->valid |= CTS_SPI_VALID_DISC; |
| 1393 | } else { |
| 1394 | scsi->valid = 0; |
| 1395 | } |
| 1396 | #endif |
| 1397 | if (mpt->verbose > 1) { |
| 1398 | device_printf(mpt->dev, |
| 1399 | "GET %s tgt %d flags %x period %x off %x\n", |
| 1400 | IS_CURRENT_SETTINGS(cts)? "ACTIVE" : |
| 1401 | "NVRAM", tgt, dval, pval, oval); |
| 1402 | } |
| 1403 | } |
| 1404 | ccb->ccb_h.status = CAM_REQ_CMP; |
| 1405 | MPT_LOCK(mpt); |
| 1406 | xpt_done(ccb); |
| 1407 | MPT_UNLOCK(mpt); |
| 1408 | break; |
| 1409 | |
| 1410 | case XPT_CALC_GEOMETRY: |
| 1411 | { |
| 1412 | struct ccb_calc_geometry *ccg; |
| 1413 | u_int32_t secs_per_cylinder; |
| 1414 | u_int32_t size_mb; |
| 1415 | |
| 1416 | ccg = &ccb->ccg; |
| 1417 | if (ccg->block_size == 0) { |
| 1418 | ccb->ccb_h.status = CAM_REQ_INVALID; |
| 1419 | MPT_LOCK(mpt); |
| 1420 | xpt_done(ccb); |
| 1421 | MPT_UNLOCK(mpt); |
| 1422 | break; |
| 1423 | } |
| 1424 | |
| 1425 | size_mb = ccg->volume_size /((1024L * 1024L) / ccg->block_size); |
| 1426 | if (size_mb > 1024) { |
| 1427 | ccg->heads = 255; |
| 1428 | ccg->secs_per_track = 63; |
| 1429 | } else { |
| 1430 | ccg->heads = 64; |
| 1431 | ccg->secs_per_track = 32; |
| 1432 | } |
| 1433 | secs_per_cylinder = ccg->heads * ccg->secs_per_track; |
| 1434 | ccg->cylinders = ccg->volume_size / secs_per_cylinder; |
| 1435 | ccb->ccb_h.status = CAM_REQ_CMP; |
| 1436 | MPT_LOCK(mpt); |
| 1437 | xpt_done(ccb); |
| 1438 | MPT_UNLOCK(mpt); |
| 1439 | break; |
| 1440 | } |
| 1441 | case XPT_PATH_INQ: /* Path routing inquiry */ |
| 1442 | { |
| 1443 | struct ccb_pathinq *cpi = &ccb->cpi; |
| 1444 | |
| 1445 | cpi->version_num = 1; |
| 1446 | cpi->target_sprt = 0; |
| 1447 | cpi->hba_eng_cnt = 0; |
| 1448 | cpi->max_lun = 7; |
| 1449 | cpi->bus_id = cam_sim_bus(sim); |
| 1450 | if (mpt->is_fc) { |
| 1451 | cpi->max_target = 255; |
| 1452 | cpi->hba_misc = PIM_NOBUSRESET; |
| 1453 | cpi->initiator_id = cpi->max_target + 1; |
| 1454 | cpi->base_transfer_speed = 100000; |
| 1455 | cpi->hba_inquiry = PI_TAG_ABLE; |
| 1456 | } else { |
| 1457 | cpi->initiator_id = mpt->mpt_ini_id; |
| 1458 | cpi->base_transfer_speed = 3300; |
| 1459 | cpi->hba_inquiry = PI_SDTR_ABLE|PI_TAG_ABLE|PI_WIDE_16; |
| 1460 | cpi->hba_misc = 0; |
| 1461 | cpi->max_target = 15; |
| 1462 | } |
| 1463 | |
| 1464 | strncpy(cpi->sim_vid, "FreeBSD", SIM_IDLEN); |
| 1465 | strncpy(cpi->hba_vid, "LSI", HBA_IDLEN); |
| 1466 | strncpy(cpi->dev_name, cam_sim_name(sim), DEV_IDLEN); |
| 1467 | cpi->unit_number = cam_sim_unit(sim); |
| 1468 | cpi->ccb_h.status = CAM_REQ_CMP; |
| 1469 | MPT_LOCK(mpt); |
| 1470 | xpt_done(ccb); |
| 1471 | MPT_UNLOCK(mpt); |
| 1472 | break; |
| 1473 | } |
| 1474 | default: |
| 1475 | ccb->ccb_h.status = CAM_REQ_INVALID; |
| 1476 | MPT_LOCK(mpt); |
| 1477 | xpt_done(ccb); |
| 1478 | MPT_UNLOCK(mpt); |
| 1479 | break; |
| 1480 | } |
| 1481 | } |
| 1482 | |
| 1483 | static int |
| 1484 | mpt_setwidth(mpt_softc_t *mpt, int tgt, int onoff) |
| 1485 | { |
| 1486 | fCONFIG_PAGE_SCSI_DEVICE_1 tmp; |
| 1487 | tmp = mpt->mpt_dev_page1[tgt]; |
| 1488 | if (onoff) { |
| 1489 | tmp.RequestedParameters |= MPI_SCSIDEVPAGE1_RP_WIDE; |
| 1490 | } else { |
| 1491 | tmp.RequestedParameters &= ~MPI_SCSIDEVPAGE1_RP_WIDE; |
| 1492 | } |
| 1493 | if (mpt_write_cfg_page(mpt, tgt, &tmp.Header)) { |
| 1494 | return (-1); |
| 1495 | } |
| 1496 | if (mpt_read_cfg_page(mpt, tgt, &tmp.Header)) { |
| 1497 | return (-1); |
| 1498 | } |
| 1499 | mpt->mpt_dev_page1[tgt] = tmp; |
| 1500 | if (mpt->verbose > 1) { |
| 1501 | device_printf(mpt->dev, |
| 1502 | "SPI Target %d Page 1: RequestedParameters %x Config %x\n", |
| 1503 | tgt, mpt->mpt_dev_page1[tgt].RequestedParameters, |
| 1504 | mpt->mpt_dev_page1[tgt].Configuration); |
| 1505 | } |
| 1506 | return (0); |
| 1507 | } |
| 1508 | |
| 1509 | static int |
| 1510 | mpt_setsync(mpt_softc_t *mpt, int tgt, int period, int offset) |
| 1511 | { |
| 1512 | fCONFIG_PAGE_SCSI_DEVICE_1 tmp; |
| 1513 | tmp = mpt->mpt_dev_page1[tgt]; |
| 1514 | tmp.RequestedParameters &= |
| 1515 | ~MPI_SCSIDEVPAGE1_RP_MIN_SYNC_PERIOD_MASK; |
| 1516 | tmp.RequestedParameters &= |
| 1517 | ~MPI_SCSIDEVPAGE1_RP_MAX_SYNC_OFFSET_MASK; |
| 1518 | tmp.RequestedParameters &= |
| 1519 | ~MPI_SCSIDEVPAGE1_RP_DT; |
| 1520 | tmp.RequestedParameters &= |
| 1521 | ~MPI_SCSIDEVPAGE1_RP_QAS; |
| 1522 | tmp.RequestedParameters &= |
| 1523 | ~MPI_SCSIDEVPAGE1_RP_IU; |
| 1524 | /* |
| 1525 | * XXX: For now, we're ignoring specific settings |
| 1526 | */ |
| 1527 | if (period && offset) { |
| 1528 | int factor, offset, np; |
| 1529 | factor = (mpt->mpt_port_page0.Capabilities >> 8) & 0xff; |
| 1530 | offset = (mpt->mpt_port_page0.Capabilities >> 16) & 0xff; |
| 1531 | np = 0; |
| 1532 | if (factor < 0x9) { |
| 1533 | np |= MPI_SCSIDEVPAGE1_RP_QAS; |
| 1534 | np |= MPI_SCSIDEVPAGE1_RP_IU; |
| 1535 | } |
| 1536 | if (factor < 0xa) { |
| 1537 | np |= MPI_SCSIDEVPAGE1_RP_DT; |
| 1538 | } |
| 1539 | np |= (factor << 8) | (offset << 16); |
| 1540 | tmp.RequestedParameters |= np; |
| 1541 | } |
| 1542 | if (mpt_write_cfg_page(mpt, tgt, &tmp.Header)) { |
| 1543 | return (-1); |
| 1544 | } |
| 1545 | if (mpt_read_cfg_page(mpt, tgt, &tmp.Header)) { |
| 1546 | return (-1); |
| 1547 | } |
| 1548 | mpt->mpt_dev_page1[tgt] = tmp; |
| 1549 | if (mpt->verbose > 1) { |
| 1550 | device_printf(mpt->dev, |
| 1551 | "SPI Target %d Page 1: RParams %x Config %x\n", |
| 1552 | tgt, mpt->mpt_dev_page1[tgt].RequestedParameters, |
| 1553 | mpt->mpt_dev_page1[tgt].Configuration); |
| 1554 | } |
| 1555 | return (0); |
| 1556 | } |