| 1 | /*- |
| 2 | * FreeBSD/CAM specific routines for LSI '909 FC adapters. |
| 3 | * FreeBSD Version. |
| 4 | * |
| 5 | * Copyright (c) 2000, 2001 by Greg Ansley |
| 6 | * |
| 7 | * Redistribution and use in source and binary forms, with or without |
| 8 | * modification, are permitted provided that the following conditions |
| 9 | * are met: |
| 10 | * 1. Redistributions of source code must retain the above copyright |
| 11 | * notice immediately at the beginning of the file, without modification, |
| 12 | * this list of conditions, and the following disclaimer. |
| 13 | * 2. The name of the author may not be used to endorse or promote products |
| 14 | * derived from this software without specific prior written permission. |
| 15 | * |
| 16 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND |
| 17 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| 18 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| 19 | * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR |
| 20 | * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| 21 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
| 22 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
| 23 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
| 24 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
| 25 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| 26 | * SUCH DAMAGE. |
| 27 | */ |
| 28 | /*- |
| 29 | * Copyright (c) 2002, 2006 by Matthew Jacob |
| 30 | * All rights reserved. |
| 31 | * |
| 32 | * Redistribution and use in source and binary forms, with or without |
| 33 | * modification, are permitted provided that the following conditions are |
| 34 | * met: |
| 35 | * 1. Redistributions of source code must retain the above copyright |
| 36 | * notice, this list of conditions and the following disclaimer. |
| 37 | * 2. Redistributions in binary form must reproduce at minimum a disclaimer |
| 38 | * substantially similar to the "NO WARRANTY" disclaimer below |
| 39 | * ("Disclaimer") and any redistribution must be conditioned upon including |
| 40 | * a substantially similar Disclaimer requirement for further binary |
| 41 | * redistribution. |
| 42 | * 3. Neither the names of the above listed copyright holders nor the names |
| 43 | * of any contributors may be used to endorse or promote products derived |
| 44 | * from this software without specific prior written permission. |
| 45 | * |
| 46 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
| 47 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| 48 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| 49 | * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE |
| 50 | * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| 51 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| 52 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| 53 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
| 54 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| 55 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF THE COPYRIGHT |
| 56 | * OWNER OR CONTRIBUTOR IS ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 57 | * |
| 58 | * Support from Chris Ellsworth in order to make SAS adapters work |
| 59 | * is gratefully acknowledged. |
| 60 | * |
| 61 | * Support from LSI-Logic has also gone a great deal toward making this a |
| 62 | * workable subsystem and is gratefully acknowledged. |
| 63 | */ |
| 64 | /*- |
| 65 | * Copyright (c) 2004, Avid Technology, Inc. and its contributors. |
| 66 | * Copyright (c) 2005, WHEEL Sp. z o.o. |
| 67 | * Copyright (c) 2004, 2005 Justin T. Gibbs |
| 68 | * All rights reserved. |
| 69 | * |
| 70 | * Redistribution and use in source and binary forms, with or without |
| 71 | * modification, are permitted provided that the following conditions are |
| 72 | * met: |
| 73 | * 1. Redistributions of source code must retain the above copyright |
| 74 | * notice, this list of conditions and the following disclaimer. |
| 75 | * 2. Redistributions in binary form must reproduce at minimum a disclaimer |
| 76 | * substantially similar to the "NO WARRANTY" disclaimer below |
| 77 | * ("Disclaimer") and any redistribution must be conditioned upon including |
| 78 | * a substantially similar Disclaimer requirement for further binary |
| 79 | * redistribution. |
| 80 | * 3. Neither the names of the above listed copyright holders nor the names |
| 81 | * of any contributors may be used to endorse or promote products derived |
| 82 | * from this software without specific prior written permission. |
| 83 | * |
| 84 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
| 85 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| 86 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| 87 | * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE |
| 88 | * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| 89 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| 90 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| 91 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
| 92 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| 93 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF THE COPYRIGHT |
| 94 | * OWNER OR CONTRIBUTOR IS ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 95 | * |
| 96 | * $FreeBSD: src/sys/dev/mpt/mpt_cam.c,v 1.84 2012/02/11 12:03:44 marius Exp $ |
| 97 | */ |
| 98 | |
| 99 | #include <bus/cam/cam.h> |
| 100 | #include <bus/cam/cam_ccb.h> |
| 101 | #include <bus/cam/cam_xpt.h> |
| 102 | #include <bus/cam/cam_xpt_periph.h> |
| 103 | |
| 104 | #include <dev/disk/mpt/mpt.h> |
| 105 | #include <dev/disk/mpt/mpt_cam.h> |
| 106 | #include <dev/disk/mpt/mpt_raid.h> |
| 107 | |
| 108 | #include "dev/disk/mpt/mpilib/mpi_ioc.h" /* XXX Fix Event Handling!!! */ |
| 109 | #include "dev/disk/mpt/mpilib/mpi_init.h" |
| 110 | #include "dev/disk/mpt/mpilib/mpi_targ.h" |
| 111 | #include "dev/disk/mpt/mpilib/mpi_fc.h" |
| 112 | #include "dev/disk/mpt/mpilib/mpi_sas.h" |
| 113 | #include <sys/callout.h> |
| 114 | #include <sys/kthread.h> |
| 115 | #include <sys/sysctl.h> |
| 116 | |
| 117 | static void mpt_poll(struct cam_sim *); |
| 118 | static timeout_t mpt_timeout; |
| 119 | static void mpt_action(struct cam_sim *, union ccb *); |
| 120 | static int |
| 121 | mpt_get_spi_settings(struct mpt_softc *, struct ccb_trans_settings *); |
| 122 | static void mpt_setwidth(struct mpt_softc *, int, int); |
| 123 | static void mpt_setsync(struct mpt_softc *, int, int, int); |
| 124 | static int mpt_update_spi_config(struct mpt_softc *, int); |
| 125 | |
| 126 | static mpt_reply_handler_t mpt_scsi_reply_handler; |
| 127 | static mpt_reply_handler_t mpt_scsi_tmf_reply_handler; |
| 128 | static mpt_reply_handler_t mpt_fc_els_reply_handler; |
| 129 | static int mpt_scsi_reply_frame_handler(struct mpt_softc *, request_t *, |
| 130 | MSG_DEFAULT_REPLY *); |
| 131 | static int mpt_bus_reset(struct mpt_softc *, target_id_t, lun_id_t, int); |
| 132 | static int mpt_fc_reset_link(struct mpt_softc *, int); |
| 133 | |
| 134 | static int mpt_spawn_recovery_thread(struct mpt_softc *mpt); |
| 135 | static void mpt_terminate_recovery_thread(struct mpt_softc *mpt); |
| 136 | static void mpt_recovery_thread(void *arg); |
| 137 | static void mpt_recover_commands(struct mpt_softc *mpt); |
| 138 | |
| 139 | static int mpt_scsi_send_tmf(struct mpt_softc *, u_int, u_int, u_int, |
| 140 | u_int, u_int, u_int, int); |
| 141 | |
| 142 | static void mpt_fc_post_els(struct mpt_softc *mpt, request_t *, int); |
| 143 | static void mpt_post_target_command(struct mpt_softc *, request_t *, int); |
| 144 | static int mpt_add_els_buffers(struct mpt_softc *mpt); |
| 145 | static int mpt_add_target_commands(struct mpt_softc *mpt); |
| 146 | static int mpt_enable_lun(struct mpt_softc *, target_id_t, lun_id_t); |
| 147 | static int mpt_disable_lun(struct mpt_softc *, target_id_t, lun_id_t); |
| 148 | static void mpt_target_start_io(struct mpt_softc *, union ccb *); |
| 149 | static cam_status mpt_abort_target_ccb(struct mpt_softc *, union ccb *); |
| 150 | static int mpt_abort_target_cmd(struct mpt_softc *, request_t *); |
| 151 | static void mpt_scsi_tgt_status(struct mpt_softc *, union ccb *, request_t *, |
| 152 | uint8_t, uint8_t const *); |
| 153 | static void |
| 154 | mpt_scsi_tgt_tsk_mgmt(struct mpt_softc *, request_t *, mpt_task_mgmt_t, |
| 155 | tgt_resource_t *, int); |
| 156 | static void mpt_tgt_dump_tgt_state(struct mpt_softc *, request_t *); |
| 157 | static void mpt_tgt_dump_req_state(struct mpt_softc *, request_t *); |
| 158 | static mpt_reply_handler_t mpt_scsi_tgt_reply_handler; |
| 159 | static mpt_reply_handler_t mpt_sata_pass_reply_handler; |
| 160 | |
| 161 | static uint32_t scsi_io_handler_id = MPT_HANDLER_ID_NONE; |
| 162 | static uint32_t scsi_tmf_handler_id = MPT_HANDLER_ID_NONE; |
| 163 | static uint32_t fc_els_handler_id = MPT_HANDLER_ID_NONE; |
| 164 | static uint32_t sata_pass_handler_id = MPT_HANDLER_ID_NONE; |
| 165 | |
| 166 | static mpt_probe_handler_t mpt_cam_probe; |
| 167 | static mpt_attach_handler_t mpt_cam_attach; |
| 168 | static mpt_enable_handler_t mpt_cam_enable; |
| 169 | static mpt_ready_handler_t mpt_cam_ready; |
| 170 | static mpt_event_handler_t mpt_cam_event; |
| 171 | static mpt_reset_handler_t mpt_cam_ioc_reset; |
| 172 | static mpt_detach_handler_t mpt_cam_detach; |
| 173 | |
| 174 | static struct mpt_personality mpt_cam_personality = |
| 175 | { |
| 176 | .name = "mpt_cam", |
| 177 | .probe = mpt_cam_probe, |
| 178 | .attach = mpt_cam_attach, |
| 179 | .enable = mpt_cam_enable, |
| 180 | .ready = mpt_cam_ready, |
| 181 | .event = mpt_cam_event, |
| 182 | .reset = mpt_cam_ioc_reset, |
| 183 | .detach = mpt_cam_detach, |
| 184 | }; |
| 185 | |
| 186 | DECLARE_MPT_PERSONALITY(mpt_cam, SI_ORDER_SECOND); |
| 187 | MODULE_DEPEND(mpt_cam, cam, 1, 1, 1); |
| 188 | |
| 189 | int mpt_enable_sata_wc = -1; |
| 190 | TUNABLE_INT("hw.mpt.enable_sata_wc", &mpt_enable_sata_wc); |
| 191 | |
| 192 | static int |
| 193 | mpt_cam_probe(struct mpt_softc *mpt) |
| 194 | { |
| 195 | int role; |
| 196 | |
| 197 | /* |
| 198 | * Only attach to nodes that support the initiator or target role |
| 199 | * (or want to) or have RAID physical devices that need CAM pass-thru |
| 200 | * support. |
| 201 | */ |
| 202 | if (mpt->do_cfg_role) { |
| 203 | role = mpt->cfg_role; |
| 204 | } else { |
| 205 | role = mpt->role; |
| 206 | } |
| 207 | if ((role & (MPT_ROLE_TARGET|MPT_ROLE_INITIATOR)) != 0 || |
| 208 | (mpt->ioc_page2 != NULL && mpt->ioc_page2->MaxPhysDisks != 0)) { |
| 209 | return (0); |
| 210 | } |
| 211 | return (ENODEV); |
| 212 | } |
| 213 | |
| 214 | static int |
| 215 | mpt_cam_attach(struct mpt_softc *mpt) |
| 216 | { |
| 217 | struct cam_devq *devq; |
| 218 | mpt_handler_t handler; |
| 219 | int maxq; |
| 220 | int error; |
| 221 | |
| 222 | MPT_LOCK(mpt); |
| 223 | TAILQ_INIT(&mpt->request_timeout_list); |
| 224 | maxq = (mpt->ioc_facts.GlobalCredits < MPT_MAX_REQUESTS(mpt))? |
| 225 | mpt->ioc_facts.GlobalCredits : MPT_MAX_REQUESTS(mpt); |
| 226 | |
| 227 | handler.reply_handler = mpt_scsi_reply_handler; |
| 228 | error = mpt_register_handler(mpt, MPT_HANDLER_REPLY, handler, |
| 229 | &scsi_io_handler_id); |
| 230 | if (error != 0) { |
| 231 | MPT_UNLOCK(mpt); |
| 232 | goto cleanup; |
| 233 | } |
| 234 | |
| 235 | handler.reply_handler = mpt_scsi_tmf_reply_handler; |
| 236 | error = mpt_register_handler(mpt, MPT_HANDLER_REPLY, handler, |
| 237 | &scsi_tmf_handler_id); |
| 238 | if (error != 0) { |
| 239 | MPT_UNLOCK(mpt); |
| 240 | goto cleanup; |
| 241 | } |
| 242 | |
| 243 | /* |
| 244 | * If we're fibre channel and could support target mode, we register |
| 245 | * an ELS reply handler and give it resources. |
| 246 | */ |
| 247 | if (mpt->is_fc && (mpt->role & MPT_ROLE_TARGET) != 0) { |
| 248 | handler.reply_handler = mpt_fc_els_reply_handler; |
| 249 | error = mpt_register_handler(mpt, MPT_HANDLER_REPLY, handler, |
| 250 | &fc_els_handler_id); |
| 251 | if (error != 0) { |
| 252 | MPT_UNLOCK(mpt); |
| 253 | goto cleanup; |
| 254 | } |
| 255 | if (mpt_add_els_buffers(mpt) == FALSE) { |
| 256 | error = ENOMEM; |
| 257 | MPT_UNLOCK(mpt); |
| 258 | goto cleanup; |
| 259 | } |
| 260 | maxq -= mpt->els_cmds_allocated; |
| 261 | } |
| 262 | |
| 263 | /* |
| 264 | * If we support target mode, we register a reply handler for it, |
| 265 | * but don't add command resources until we actually enable target |
| 266 | * mode. |
| 267 | */ |
| 268 | if (mpt->is_fc && (mpt->role & MPT_ROLE_TARGET) != 0) { |
| 269 | handler.reply_handler = mpt_scsi_tgt_reply_handler; |
| 270 | error = mpt_register_handler(mpt, MPT_HANDLER_REPLY, handler, |
| 271 | &mpt->scsi_tgt_handler_id); |
| 272 | if (error != 0) { |
| 273 | MPT_UNLOCK(mpt); |
| 274 | goto cleanup; |
| 275 | } |
| 276 | } |
| 277 | |
| 278 | if (mpt->is_sas) { |
| 279 | handler.reply_handler = mpt_sata_pass_reply_handler; |
| 280 | error = mpt_register_handler(mpt, MPT_HANDLER_REPLY, handler, |
| 281 | &sata_pass_handler_id); |
| 282 | if (error != 0) { |
| 283 | MPT_UNLOCK(mpt); |
| 284 | goto cleanup; |
| 285 | } |
| 286 | } |
| 287 | |
| 288 | /* |
| 289 | * We keep one request reserved for timeout TMF requests. |
| 290 | */ |
| 291 | mpt->tmf_req = mpt_get_request(mpt, FALSE); |
| 292 | if (mpt->tmf_req == NULL) { |
| 293 | mpt_prt(mpt, "Unable to allocate dedicated TMF request!\n"); |
| 294 | error = ENOMEM; |
| 295 | MPT_UNLOCK(mpt); |
| 296 | goto cleanup; |
| 297 | } |
| 298 | |
| 299 | /* |
| 300 | * Mark the request as free even though not on the free list. |
| 301 | * There is only one TMF request allowed to be outstanding at |
| 302 | * a time and the TMF routines perform their own allocation |
| 303 | * tracking using the standard state flags. |
| 304 | */ |
| 305 | mpt->tmf_req->state = REQ_STATE_FREE; |
| 306 | maxq--; |
| 307 | |
| 308 | /* |
| 309 | * The rest of this is CAM foo, for which we need to drop our lock |
| 310 | */ |
| 311 | MPT_UNLOCK(mpt); |
| 312 | |
| 313 | if (mpt_spawn_recovery_thread(mpt) != 0) { |
| 314 | mpt_prt(mpt, "Unable to spawn recovery thread!\n"); |
| 315 | error = ENOMEM; |
| 316 | goto cleanup; |
| 317 | } |
| 318 | |
| 319 | /* |
| 320 | * Create the device queue for our SIM(s). |
| 321 | */ |
| 322 | devq = cam_simq_alloc(maxq); |
| 323 | if (devq == NULL) { |
| 324 | mpt_prt(mpt, "Unable to allocate CAM SIMQ!\n"); |
| 325 | error = ENOMEM; |
| 326 | goto cleanup; |
| 327 | } |
| 328 | |
| 329 | /* |
| 330 | * Construct our SIM entry. |
| 331 | */ |
| 332 | mpt->sim = |
| 333 | mpt_sim_alloc(mpt_action, mpt_poll, "mpt", mpt, 1, maxq, devq); |
| 334 | if (mpt->sim == NULL) { |
| 335 | mpt_prt(mpt, "Unable to allocate CAM SIM!\n"); |
| 336 | cam_devq_release(devq); |
| 337 | error = ENOMEM; |
| 338 | goto cleanup; |
| 339 | } |
| 340 | |
| 341 | /* |
| 342 | * Register exactly this bus. |
| 343 | */ |
| 344 | MPT_LOCK(mpt); |
| 345 | if (xpt_bus_register(mpt->sim, 0) != CAM_SUCCESS) { |
| 346 | mpt_prt(mpt, "Bus registration Failed!\n"); |
| 347 | error = ENOMEM; |
| 348 | MPT_UNLOCK(mpt); |
| 349 | goto cleanup; |
| 350 | } |
| 351 | |
| 352 | if (xpt_create_path(&mpt->path, NULL, cam_sim_path(mpt->sim), |
| 353 | CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { |
| 354 | mpt_prt(mpt, "Unable to allocate Path!\n"); |
| 355 | error = ENOMEM; |
| 356 | MPT_UNLOCK(mpt); |
| 357 | goto cleanup; |
| 358 | } |
| 359 | MPT_UNLOCK(mpt); |
| 360 | |
| 361 | /* |
| 362 | * Only register a second bus for RAID physical |
| 363 | * devices if the controller supports RAID. |
| 364 | */ |
| 365 | if (mpt->ioc_page2 == NULL || mpt->ioc_page2->MaxPhysDisks == 0) { |
| 366 | return (0); |
| 367 | } |
| 368 | |
| 369 | /* |
| 370 | * Create a "bus" to export all hidden disks to CAM. |
| 371 | */ |
| 372 | mpt->phydisk_sim = |
| 373 | mpt_sim_alloc(mpt_action, mpt_poll, "mpt", mpt, 1, maxq, devq); |
| 374 | if (mpt->phydisk_sim == NULL) { |
| 375 | mpt_prt(mpt, "Unable to allocate Physical Disk CAM SIM!\n"); |
| 376 | error = ENOMEM; |
| 377 | goto cleanup; |
| 378 | } |
| 379 | |
| 380 | /* |
| 381 | * Register this bus. |
| 382 | */ |
| 383 | MPT_LOCK(mpt); |
| 384 | if (xpt_bus_register(mpt->phydisk_sim, 1) != |
| 385 | CAM_SUCCESS) { |
| 386 | mpt_prt(mpt, "Physical Disk Bus registration Failed!\n"); |
| 387 | error = ENOMEM; |
| 388 | MPT_UNLOCK(mpt); |
| 389 | goto cleanup; |
| 390 | } |
| 391 | |
| 392 | if (xpt_create_path(&mpt->phydisk_path, NULL, |
| 393 | cam_sim_path(mpt->phydisk_sim), |
| 394 | CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { |
| 395 | mpt_prt(mpt, "Unable to allocate Physical Disk Path!\n"); |
| 396 | error = ENOMEM; |
| 397 | MPT_UNLOCK(mpt); |
| 398 | goto cleanup; |
| 399 | } |
| 400 | MPT_UNLOCK(mpt); |
| 401 | mpt_lprt(mpt, MPT_PRT_DEBUG, "attached cam\n"); |
| 402 | return (0); |
| 403 | |
| 404 | cleanup: |
| 405 | mpt_cam_detach(mpt); |
| 406 | return (error); |
| 407 | } |
| 408 | |
| 409 | /* |
| 410 | * Read FC configuration information |
| 411 | */ |
| 412 | static int |
| 413 | mpt_read_config_info_fc(struct mpt_softc *mpt) |
| 414 | { |
| 415 | struct sysctl_ctx_list *ctx; |
| 416 | struct sysctl_oid *tree; |
| 417 | char *topology = NULL; |
| 418 | int rv; |
| 419 | |
| 420 | rv = mpt_read_cfg_header(mpt, MPI_CONFIG_PAGETYPE_FC_PORT, 0, |
| 421 | 0, &mpt->mpt_fcport_page0.Header, FALSE, 5000); |
| 422 | if (rv) { |
| 423 | return (-1); |
| 424 | } |
| 425 | mpt_lprt(mpt, MPT_PRT_DEBUG, "FC Port Page 0 Header: %x %x %x %x\n", |
| 426 | mpt->mpt_fcport_page0.Header.PageVersion, |
| 427 | mpt->mpt_fcport_page0.Header.PageLength, |
| 428 | mpt->mpt_fcport_page0.Header.PageNumber, |
| 429 | mpt->mpt_fcport_page0.Header.PageType); |
| 430 | |
| 431 | |
| 432 | rv = mpt_read_cur_cfg_page(mpt, 0, &mpt->mpt_fcport_page0.Header, |
| 433 | sizeof(mpt->mpt_fcport_page0), FALSE, 5000); |
| 434 | if (rv) { |
| 435 | mpt_prt(mpt, "failed to read FC Port Page 0\n"); |
| 436 | return (-1); |
| 437 | } |
| 438 | mpt2host_config_page_fc_port_0(&mpt->mpt_fcport_page0); |
| 439 | |
| 440 | mpt->mpt_fcport_speed = mpt->mpt_fcport_page0.CurrentSpeed; |
| 441 | |
| 442 | switch (mpt->mpt_fcport_page0.Flags & |
| 443 | MPI_FCPORTPAGE0_FLAGS_ATTACH_TYPE_MASK) { |
| 444 | case MPI_FCPORTPAGE0_FLAGS_ATTACH_NO_INIT: |
| 445 | mpt->mpt_fcport_speed = 0; |
| 446 | topology = "<NO LOOP>"; |
| 447 | break; |
| 448 | case MPI_FCPORTPAGE0_FLAGS_ATTACH_POINT_TO_POINT: |
| 449 | topology = "N-Port"; |
| 450 | break; |
| 451 | case MPI_FCPORTPAGE0_FLAGS_ATTACH_PRIVATE_LOOP: |
| 452 | topology = "NL-Port"; |
| 453 | break; |
| 454 | case MPI_FCPORTPAGE0_FLAGS_ATTACH_FABRIC_DIRECT: |
| 455 | topology = "F-Port"; |
| 456 | break; |
| 457 | case MPI_FCPORTPAGE0_FLAGS_ATTACH_PUBLIC_LOOP: |
| 458 | topology = "FL-Port"; |
| 459 | break; |
| 460 | default: |
| 461 | mpt->mpt_fcport_speed = 0; |
| 462 | topology = "?"; |
| 463 | break; |
| 464 | } |
| 465 | |
| 466 | mpt_lprt(mpt, MPT_PRT_INFO, |
| 467 | "FC Port Page 0: Topology <%s> WWNN 0x%08x%08x WWPN 0x%08x%08x " |
| 468 | "Speed %u-Gbit\n", topology, |
| 469 | mpt->mpt_fcport_page0.WWNN.High, |
| 470 | mpt->mpt_fcport_page0.WWNN.Low, |
| 471 | mpt->mpt_fcport_page0.WWPN.High, |
| 472 | mpt->mpt_fcport_page0.WWPN.Low, |
| 473 | mpt->mpt_fcport_speed); |
| 474 | MPT_UNLOCK(mpt); |
| 475 | ctx = device_get_sysctl_ctx(mpt->dev); |
| 476 | tree = device_get_sysctl_tree(mpt->dev); |
| 477 | |
| 478 | ksnprintf(mpt->scinfo.fc.wwnn, |
| 479 | sizeof (mpt->scinfo.fc.wwnn), "0x%08x%08x", |
| 480 | mpt->mpt_fcport_page0.WWNN.High, |
| 481 | mpt->mpt_fcport_page0.WWNN.Low); |
| 482 | |
| 483 | ksnprintf(mpt->scinfo.fc.wwpn, |
| 484 | sizeof (mpt->scinfo.fc.wwpn), "0x%08x%08x", |
| 485 | mpt->mpt_fcport_page0.WWPN.High, |
| 486 | mpt->mpt_fcport_page0.WWPN.Low); |
| 487 | |
| 488 | SYSCTL_ADD_STRING(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, |
| 489 | "wwnn", CTLFLAG_RD, mpt->scinfo.fc.wwnn, 0, |
| 490 | "World Wide Node Name"); |
| 491 | |
| 492 | SYSCTL_ADD_STRING(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, |
| 493 | "wwpn", CTLFLAG_RD, mpt->scinfo.fc.wwpn, 0, |
| 494 | "World Wide Port Name"); |
| 495 | |
| 496 | MPT_LOCK(mpt); |
| 497 | return (0); |
| 498 | } |
| 499 | |
| 500 | /* |
| 501 | * Set FC configuration information. |
| 502 | */ |
| 503 | static int |
| 504 | mpt_set_initial_config_fc(struct mpt_softc *mpt) |
| 505 | { |
| 506 | CONFIG_PAGE_FC_PORT_1 fc; |
| 507 | U32 fl; |
| 508 | int r, doit = 0; |
| 509 | int role; |
| 510 | |
| 511 | r = mpt_read_cfg_header(mpt, MPI_CONFIG_PAGETYPE_FC_PORT, 1, 0, |
| 512 | &fc.Header, FALSE, 5000); |
| 513 | if (r) { |
| 514 | mpt_prt(mpt, "failed to read FC page 1 header\n"); |
| 515 | return (mpt_fc_reset_link(mpt, 1)); |
| 516 | } |
| 517 | |
| 518 | r = mpt_read_cfg_page(mpt, MPI_CONFIG_ACTION_PAGE_READ_NVRAM, 0, |
| 519 | &fc.Header, sizeof (fc), FALSE, 5000); |
| 520 | if (r) { |
| 521 | mpt_prt(mpt, "failed to read FC page 1\n"); |
| 522 | return (mpt_fc_reset_link(mpt, 1)); |
| 523 | } |
| 524 | mpt2host_config_page_fc_port_1(&fc); |
| 525 | |
| 526 | /* |
| 527 | * Check our flags to make sure we support the role we want. |
| 528 | */ |
| 529 | doit = 0; |
| 530 | role = 0; |
| 531 | fl = fc.Flags; |
| 532 | |
| 533 | if (fl & MPI_FCPORTPAGE1_FLAGS_PROT_FCP_INIT) { |
| 534 | role |= MPT_ROLE_INITIATOR; |
| 535 | } |
| 536 | if (fl & MPI_FCPORTPAGE1_FLAGS_PROT_FCP_TARG) { |
| 537 | role |= MPT_ROLE_TARGET; |
| 538 | } |
| 539 | |
| 540 | fl &= ~MPI_FCPORTPAGE1_FLAGS_PROT_MASK; |
| 541 | |
| 542 | if (mpt->do_cfg_role == 0) { |
| 543 | role = mpt->cfg_role; |
| 544 | } else { |
| 545 | mpt->do_cfg_role = 0; |
| 546 | } |
| 547 | |
| 548 | if (role != mpt->cfg_role) { |
| 549 | if (mpt->cfg_role & MPT_ROLE_INITIATOR) { |
| 550 | if ((role & MPT_ROLE_INITIATOR) == 0) { |
| 551 | mpt_prt(mpt, "adding initiator role\n"); |
| 552 | fl |= MPI_FCPORTPAGE1_FLAGS_PROT_FCP_INIT; |
| 553 | doit++; |
| 554 | } else { |
| 555 | mpt_prt(mpt, "keeping initiator role\n"); |
| 556 | } |
| 557 | } else if (role & MPT_ROLE_INITIATOR) { |
| 558 | mpt_prt(mpt, "removing initiator role\n"); |
| 559 | doit++; |
| 560 | } |
| 561 | if (mpt->cfg_role & MPT_ROLE_TARGET) { |
| 562 | if ((role & MPT_ROLE_TARGET) == 0) { |
| 563 | mpt_prt(mpt, "adding target role\n"); |
| 564 | fl |= MPI_FCPORTPAGE1_FLAGS_PROT_FCP_TARG; |
| 565 | doit++; |
| 566 | } else { |
| 567 | mpt_prt(mpt, "keeping target role\n"); |
| 568 | } |
| 569 | } else if (role & MPT_ROLE_TARGET) { |
| 570 | mpt_prt(mpt, "removing target role\n"); |
| 571 | doit++; |
| 572 | } |
| 573 | mpt->role = mpt->cfg_role; |
| 574 | } |
| 575 | |
| 576 | if (fl & MPI_FCPORTPAGE1_FLAGS_PROT_FCP_TARG) { |
| 577 | if ((fl & MPI_FCPORTPAGE1_FLAGS_TARGET_MODE_OXID) == 0) { |
| 578 | mpt_prt(mpt, "adding OXID option\n"); |
| 579 | fl |= MPI_FCPORTPAGE1_FLAGS_TARGET_MODE_OXID; |
| 580 | doit++; |
| 581 | } |
| 582 | } |
| 583 | |
| 584 | if (doit) { |
| 585 | fc.Flags = fl; |
| 586 | host2mpt_config_page_fc_port_1(&fc); |
| 587 | r = mpt_write_cfg_page(mpt, |
| 588 | MPI_CONFIG_ACTION_PAGE_WRITE_NVRAM, 0, &fc.Header, |
| 589 | sizeof(fc), FALSE, 5000); |
| 590 | if (r != 0) { |
| 591 | mpt_prt(mpt, "failed to update NVRAM with changes\n"); |
| 592 | return (0); |
| 593 | } |
| 594 | mpt_prt(mpt, "NOTE: NVRAM changes will not take " |
| 595 | "effect until next reboot or IOC reset\n"); |
| 596 | } |
| 597 | return (0); |
| 598 | } |
| 599 | |
| 600 | static int |
| 601 | mptsas_sas_io_unit_pg0(struct mpt_softc *mpt, struct mptsas_portinfo *portinfo) |
| 602 | { |
| 603 | ConfigExtendedPageHeader_t hdr; |
| 604 | struct mptsas_phyinfo *phyinfo; |
| 605 | SasIOUnitPage0_t *buffer; |
| 606 | int error, len, i; |
| 607 | |
| 608 | error = mpt_read_extcfg_header(mpt, MPI_SASIOUNITPAGE0_PAGEVERSION, |
| 609 | 0, 0, MPI_CONFIG_EXTPAGETYPE_SAS_IO_UNIT, |
| 610 | &hdr, 0, 10000); |
| 611 | if (error) |
| 612 | goto out; |
| 613 | if (hdr.ExtPageLength == 0) { |
| 614 | error = ENXIO; |
| 615 | goto out; |
| 616 | } |
| 617 | |
| 618 | len = hdr.ExtPageLength * 4; |
| 619 | buffer = kmalloc(len, M_DEVBUF, M_NOWAIT|M_ZERO); |
| 620 | if (buffer == NULL) { |
| 621 | error = ENOMEM; |
| 622 | goto out; |
| 623 | } |
| 624 | |
| 625 | error = mpt_read_extcfg_page(mpt, MPI_CONFIG_ACTION_PAGE_READ_CURRENT, |
| 626 | 0, &hdr, buffer, len, 0, 10000); |
| 627 | if (error) { |
| 628 | kfree(buffer, M_DEVBUF); |
| 629 | goto out; |
| 630 | } |
| 631 | |
| 632 | portinfo->num_phys = buffer->NumPhys; |
| 633 | portinfo->phy_info = kmalloc(sizeof(*portinfo->phy_info) * |
| 634 | portinfo->num_phys, M_DEVBUF, M_NOWAIT|M_ZERO); |
| 635 | if (portinfo->phy_info == NULL) { |
| 636 | kfree(buffer, M_DEVBUF); |
| 637 | error = ENOMEM; |
| 638 | goto out; |
| 639 | } |
| 640 | |
| 641 | for (i = 0; i < portinfo->num_phys; i++) { |
| 642 | phyinfo = &portinfo->phy_info[i]; |
| 643 | phyinfo->phy_num = i; |
| 644 | phyinfo->port_id = buffer->PhyData[i].Port; |
| 645 | phyinfo->negotiated_link_rate = |
| 646 | buffer->PhyData[i].NegotiatedLinkRate; |
| 647 | phyinfo->handle = |
| 648 | le16toh(buffer->PhyData[i].ControllerDevHandle); |
| 649 | } |
| 650 | |
| 651 | kfree(buffer, M_DEVBUF); |
| 652 | out: |
| 653 | return (error); |
| 654 | } |
| 655 | |
| 656 | static int |
| 657 | mptsas_sas_phy_pg0(struct mpt_softc *mpt, struct mptsas_phyinfo *phy_info, |
| 658 | uint32_t form, uint32_t form_specific) |
| 659 | { |
| 660 | ConfigExtendedPageHeader_t hdr; |
| 661 | SasPhyPage0_t *buffer; |
| 662 | int error; |
| 663 | |
| 664 | error = mpt_read_extcfg_header(mpt, MPI_SASPHY0_PAGEVERSION, 0, 0, |
| 665 | MPI_CONFIG_EXTPAGETYPE_SAS_PHY, &hdr, |
| 666 | 0, 10000); |
| 667 | if (error) |
| 668 | goto out; |
| 669 | if (hdr.ExtPageLength == 0) { |
| 670 | error = ENXIO; |
| 671 | goto out; |
| 672 | } |
| 673 | |
| 674 | buffer = kmalloc(sizeof(SasPhyPage0_t), M_DEVBUF, M_NOWAIT|M_ZERO); |
| 675 | if (buffer == NULL) { |
| 676 | error = ENOMEM; |
| 677 | goto out; |
| 678 | } |
| 679 | |
| 680 | error = mpt_read_extcfg_page(mpt, MPI_CONFIG_ACTION_PAGE_READ_CURRENT, |
| 681 | form + form_specific, &hdr, buffer, |
| 682 | sizeof(SasPhyPage0_t), 0, 10000); |
| 683 | if (error) { |
| 684 | kfree(buffer, M_DEVBUF); |
| 685 | goto out; |
| 686 | } |
| 687 | |
| 688 | phy_info->hw_link_rate = buffer->HwLinkRate; |
| 689 | phy_info->programmed_link_rate = buffer->ProgrammedLinkRate; |
| 690 | phy_info->identify.dev_handle = le16toh(buffer->OwnerDevHandle); |
| 691 | phy_info->attached.dev_handle = le16toh(buffer->AttachedDevHandle); |
| 692 | |
| 693 | kfree(buffer, M_DEVBUF); |
| 694 | out: |
| 695 | return (error); |
| 696 | } |
| 697 | |
| 698 | static int |
| 699 | mptsas_sas_device_pg0(struct mpt_softc *mpt, struct mptsas_devinfo *device_info, |
| 700 | uint32_t form, uint32_t form_specific) |
| 701 | { |
| 702 | ConfigExtendedPageHeader_t hdr; |
| 703 | SasDevicePage0_t *buffer; |
| 704 | uint64_t sas_address; |
| 705 | int error = 0; |
| 706 | |
| 707 | bzero(device_info, sizeof(*device_info)); |
| 708 | error = mpt_read_extcfg_header(mpt, MPI_SASDEVICE0_PAGEVERSION, 0, 0, |
| 709 | MPI_CONFIG_EXTPAGETYPE_SAS_DEVICE, |
| 710 | &hdr, 0, 10000); |
| 711 | if (error) |
| 712 | goto out; |
| 713 | if (hdr.ExtPageLength == 0) { |
| 714 | error = ENXIO; |
| 715 | goto out; |
| 716 | } |
| 717 | |
| 718 | buffer = kmalloc(sizeof(SasDevicePage0_t), M_DEVBUF, M_NOWAIT|M_ZERO); |
| 719 | if (buffer == NULL) { |
| 720 | error = ENOMEM; |
| 721 | goto out; |
| 722 | } |
| 723 | |
| 724 | error = mpt_read_extcfg_page(mpt, MPI_CONFIG_ACTION_PAGE_READ_CURRENT, |
| 725 | form + form_specific, &hdr, buffer, |
| 726 | sizeof(SasDevicePage0_t), 0, 10000); |
| 727 | if (error) { |
| 728 | kfree(buffer, M_DEVBUF); |
| 729 | goto out; |
| 730 | } |
| 731 | |
| 732 | device_info->dev_handle = le16toh(buffer->DevHandle); |
| 733 | device_info->parent_dev_handle = le16toh(buffer->ParentDevHandle); |
| 734 | device_info->enclosure_handle = le16toh(buffer->EnclosureHandle); |
| 735 | device_info->slot = le16toh(buffer->Slot); |
| 736 | device_info->phy_num = buffer->PhyNum; |
| 737 | device_info->physical_port = buffer->PhysicalPort; |
| 738 | device_info->target_id = buffer->TargetID; |
| 739 | device_info->bus = buffer->Bus; |
| 740 | bcopy(&buffer->SASAddress, &sas_address, sizeof(uint64_t)); |
| 741 | device_info->sas_address = le64toh(sas_address); |
| 742 | device_info->device_info = le32toh(buffer->DeviceInfo); |
| 743 | |
| 744 | kfree(buffer, M_DEVBUF); |
| 745 | out: |
| 746 | return (error); |
| 747 | } |
| 748 | |
| 749 | /* |
| 750 | * Read SAS configuration information. Nothing to do yet. |
| 751 | */ |
| 752 | static int |
| 753 | mpt_read_config_info_sas(struct mpt_softc *mpt) |
| 754 | { |
| 755 | struct mptsas_portinfo *portinfo; |
| 756 | struct mptsas_phyinfo *phyinfo; |
| 757 | int error, i; |
| 758 | |
| 759 | portinfo = kmalloc(sizeof(*portinfo), M_DEVBUF, M_NOWAIT|M_ZERO); |
| 760 | if (portinfo == NULL) |
| 761 | return (ENOMEM); |
| 762 | |
| 763 | error = mptsas_sas_io_unit_pg0(mpt, portinfo); |
| 764 | if (error) { |
| 765 | kfree(portinfo, M_DEVBUF); |
| 766 | return (0); |
| 767 | } |
| 768 | |
| 769 | for (i = 0; i < portinfo->num_phys; i++) { |
| 770 | phyinfo = &portinfo->phy_info[i]; |
| 771 | error = mptsas_sas_phy_pg0(mpt, phyinfo, |
| 772 | (MPI_SAS_PHY_PGAD_FORM_PHY_NUMBER << |
| 773 | MPI_SAS_PHY_PGAD_FORM_SHIFT), i); |
| 774 | if (error) |
| 775 | break; |
| 776 | error = mptsas_sas_device_pg0(mpt, &phyinfo->identify, |
| 777 | (MPI_SAS_DEVICE_PGAD_FORM_HANDLE << |
| 778 | MPI_SAS_DEVICE_PGAD_FORM_SHIFT), |
| 779 | phyinfo->handle); |
| 780 | if (error) |
| 781 | break; |
| 782 | phyinfo->identify.phy_num = phyinfo->phy_num = i; |
| 783 | if (phyinfo->attached.dev_handle) |
| 784 | error = mptsas_sas_device_pg0(mpt, |
| 785 | &phyinfo->attached, |
| 786 | (MPI_SAS_DEVICE_PGAD_FORM_HANDLE << |
| 787 | MPI_SAS_DEVICE_PGAD_FORM_SHIFT), |
| 788 | phyinfo->attached.dev_handle); |
| 789 | if (error) |
| 790 | break; |
| 791 | } |
| 792 | mpt->sas_portinfo = portinfo; |
| 793 | return (0); |
| 794 | } |
| 795 | |
| 796 | static void |
| 797 | mptsas_set_sata_wc(struct mpt_softc *mpt, struct mptsas_devinfo *devinfo, |
| 798 | int enabled) |
| 799 | { |
| 800 | SataPassthroughRequest_t *pass; |
| 801 | request_t *req; |
| 802 | int error, status; |
| 803 | |
| 804 | req = mpt_get_request(mpt, 0); |
| 805 | if (req == NULL) |
| 806 | return; |
| 807 | |
| 808 | pass = req->req_vbuf; |
| 809 | bzero(pass, sizeof(SataPassthroughRequest_t)); |
| 810 | pass->Function = MPI_FUNCTION_SATA_PASSTHROUGH; |
| 811 | pass->TargetID = devinfo->target_id; |
| 812 | pass->Bus = devinfo->bus; |
| 813 | pass->PassthroughFlags = 0; |
| 814 | pass->ConnectionRate = MPI_SATA_PT_REQ_CONNECT_RATE_NEGOTIATED; |
| 815 | pass->DataLength = 0; |
| 816 | pass->MsgContext = htole32(req->index | sata_pass_handler_id); |
| 817 | pass->CommandFIS[0] = 0x27; |
| 818 | pass->CommandFIS[1] = 0x80; |
| 819 | pass->CommandFIS[2] = 0xef; |
| 820 | pass->CommandFIS[3] = (enabled) ? 0x02 : 0x82; |
| 821 | pass->CommandFIS[7] = 0x40; |
| 822 | pass->CommandFIS[15] = 0x08; |
| 823 | |
| 824 | mpt_check_doorbell(mpt); |
| 825 | mpt_send_cmd(mpt, req); |
| 826 | error = mpt_wait_req(mpt, req, REQ_STATE_DONE, REQ_STATE_DONE, 0, |
| 827 | 10 * 1000); |
| 828 | if (error) { |
| 829 | mpt_free_request(mpt, req); |
| 830 | kprintf("error %d sending passthrough\n", error); |
| 831 | return; |
| 832 | } |
| 833 | |
| 834 | status = le16toh(req->IOCStatus); |
| 835 | if (status != MPI_IOCSTATUS_SUCCESS) { |
| 836 | mpt_free_request(mpt, req); |
| 837 | kprintf("IOCSTATUS %d\n", status); |
| 838 | return; |
| 839 | } |
| 840 | |
| 841 | mpt_free_request(mpt, req); |
| 842 | } |
| 843 | |
| 844 | /* |
| 845 | * Set SAS configuration information. Nothing to do yet. |
| 846 | */ |
| 847 | static int |
| 848 | mpt_set_initial_config_sas(struct mpt_softc *mpt) |
| 849 | { |
| 850 | struct mptsas_phyinfo *phyinfo; |
| 851 | int i; |
| 852 | |
| 853 | if ((mpt_enable_sata_wc != -1) && (mpt->sas_portinfo != NULL)) { |
| 854 | for (i = 0; i < mpt->sas_portinfo->num_phys; i++) { |
| 855 | phyinfo = &mpt->sas_portinfo->phy_info[i]; |
| 856 | if (phyinfo->attached.dev_handle == 0) |
| 857 | continue; |
| 858 | if ((phyinfo->attached.device_info & |
| 859 | MPI_SAS_DEVICE_INFO_SATA_DEVICE) == 0) |
| 860 | continue; |
| 861 | if (bootverbose) |
| 862 | device_printf(mpt->dev, |
| 863 | "%sabling SATA WC on phy %d\n", |
| 864 | (mpt_enable_sata_wc) ? "En" : "Dis", i); |
| 865 | mptsas_set_sata_wc(mpt, &phyinfo->attached, |
| 866 | mpt_enable_sata_wc); |
| 867 | } |
| 868 | } |
| 869 | |
| 870 | return (0); |
| 871 | } |
| 872 | |
| 873 | static int |
| 874 | mpt_sata_pass_reply_handler(struct mpt_softc *mpt, request_t *req, |
| 875 | uint32_t reply_desc, MSG_DEFAULT_REPLY *reply_frame) |
| 876 | { |
| 877 | |
| 878 | if (req != NULL) { |
| 879 | if (reply_frame != NULL) { |
| 880 | req->IOCStatus = le16toh(reply_frame->IOCStatus); |
| 881 | } |
| 882 | req->state &= ~REQ_STATE_QUEUED; |
| 883 | req->state |= REQ_STATE_DONE; |
| 884 | TAILQ_REMOVE(&mpt->request_pending_list, req, links); |
| 885 | if ((req->state & REQ_STATE_NEED_WAKEUP) != 0) { |
| 886 | wakeup(req); |
| 887 | } else if ((req->state & REQ_STATE_TIMEDOUT) != 0) { |
| 888 | /* |
| 889 | * Whew- we can free this request (late completion) |
| 890 | */ |
| 891 | mpt_free_request(mpt, req); |
| 892 | } |
| 893 | } |
| 894 | |
| 895 | return (TRUE); |
| 896 | } |
| 897 | |
| 898 | /* |
| 899 | * Read SCSI configuration information |
| 900 | */ |
| 901 | static int |
| 902 | mpt_read_config_info_spi(struct mpt_softc *mpt) |
| 903 | { |
| 904 | int rv, i; |
| 905 | |
| 906 | rv = mpt_read_cfg_header(mpt, MPI_CONFIG_PAGETYPE_SCSI_PORT, 0, 0, |
| 907 | &mpt->mpt_port_page0.Header, FALSE, 5000); |
| 908 | if (rv) { |
| 909 | return (-1); |
| 910 | } |
| 911 | mpt_lprt(mpt, MPT_PRT_DEBUG, "SPI Port Page 0 Header: %x %x %x %x\n", |
| 912 | mpt->mpt_port_page0.Header.PageVersion, |
| 913 | mpt->mpt_port_page0.Header.PageLength, |
| 914 | mpt->mpt_port_page0.Header.PageNumber, |
| 915 | mpt->mpt_port_page0.Header.PageType); |
| 916 | |
| 917 | rv = mpt_read_cfg_header(mpt, MPI_CONFIG_PAGETYPE_SCSI_PORT, 1, 0, |
| 918 | &mpt->mpt_port_page1.Header, FALSE, 5000); |
| 919 | if (rv) { |
| 920 | return (-1); |
| 921 | } |
| 922 | mpt_lprt(mpt, MPT_PRT_DEBUG, "SPI Port Page 1 Header: %x %x %x %x\n", |
| 923 | mpt->mpt_port_page1.Header.PageVersion, |
| 924 | mpt->mpt_port_page1.Header.PageLength, |
| 925 | mpt->mpt_port_page1.Header.PageNumber, |
| 926 | mpt->mpt_port_page1.Header.PageType); |
| 927 | |
| 928 | rv = mpt_read_cfg_header(mpt, MPI_CONFIG_PAGETYPE_SCSI_PORT, 2, 0, |
| 929 | &mpt->mpt_port_page2.Header, FALSE, 5000); |
| 930 | if (rv) { |
| 931 | return (-1); |
| 932 | } |
| 933 | mpt_lprt(mpt, MPT_PRT_DEBUG, "SPI Port Page 2 Header: %x %x %x %x\n", |
| 934 | mpt->mpt_port_page2.Header.PageVersion, |
| 935 | mpt->mpt_port_page2.Header.PageLength, |
| 936 | mpt->mpt_port_page2.Header.PageNumber, |
| 937 | mpt->mpt_port_page2.Header.PageType); |
| 938 | |
| 939 | for (i = 0; i < 16; i++) { |
| 940 | rv = mpt_read_cfg_header(mpt, MPI_CONFIG_PAGETYPE_SCSI_DEVICE, |
| 941 | 0, i, &mpt->mpt_dev_page0[i].Header, FALSE, 5000); |
| 942 | if (rv) { |
| 943 | return (-1); |
| 944 | } |
| 945 | mpt_lprt(mpt, MPT_PRT_DEBUG, |
| 946 | "SPI Target %d Device Page 0 Header: %x %x %x %x\n", i, |
| 947 | mpt->mpt_dev_page0[i].Header.PageVersion, |
| 948 | mpt->mpt_dev_page0[i].Header.PageLength, |
| 949 | mpt->mpt_dev_page0[i].Header.PageNumber, |
| 950 | mpt->mpt_dev_page0[i].Header.PageType); |
| 951 | |
| 952 | rv = mpt_read_cfg_header(mpt, MPI_CONFIG_PAGETYPE_SCSI_DEVICE, |
| 953 | 1, i, &mpt->mpt_dev_page1[i].Header, FALSE, 5000); |
| 954 | if (rv) { |
| 955 | return (-1); |
| 956 | } |
| 957 | mpt_lprt(mpt, MPT_PRT_DEBUG, |
| 958 | "SPI Target %d Device Page 1 Header: %x %x %x %x\n", i, |
| 959 | mpt->mpt_dev_page1[i].Header.PageVersion, |
| 960 | mpt->mpt_dev_page1[i].Header.PageLength, |
| 961 | mpt->mpt_dev_page1[i].Header.PageNumber, |
| 962 | mpt->mpt_dev_page1[i].Header.PageType); |
| 963 | } |
| 964 | |
| 965 | /* |
| 966 | * At this point, we don't *have* to fail. As long as we have |
| 967 | * valid config header information, we can (barely) lurch |
| 968 | * along. |
| 969 | */ |
| 970 | |
| 971 | rv = mpt_read_cur_cfg_page(mpt, 0, &mpt->mpt_port_page0.Header, |
| 972 | sizeof(mpt->mpt_port_page0), FALSE, 5000); |
| 973 | if (rv) { |
| 974 | mpt_prt(mpt, "failed to read SPI Port Page 0\n"); |
| 975 | } else { |
| 976 | mpt2host_config_page_scsi_port_0(&mpt->mpt_port_page0); |
| 977 | mpt_lprt(mpt, MPT_PRT_NEGOTIATION, |
| 978 | "SPI Port Page 0: Capabilities %x PhysicalInterface %x\n", |
| 979 | mpt->mpt_port_page0.Capabilities, |
| 980 | mpt->mpt_port_page0.PhysicalInterface); |
| 981 | } |
| 982 | |
| 983 | rv = mpt_read_cur_cfg_page(mpt, 0, &mpt->mpt_port_page1.Header, |
| 984 | sizeof(mpt->mpt_port_page1), FALSE, 5000); |
| 985 | if (rv) { |
| 986 | mpt_prt(mpt, "failed to read SPI Port Page 1\n"); |
| 987 | } else { |
| 988 | mpt2host_config_page_scsi_port_1(&mpt->mpt_port_page1); |
| 989 | mpt_lprt(mpt, MPT_PRT_DEBUG, |
| 990 | "SPI Port Page 1: Configuration %x OnBusTimerValue %x\n", |
| 991 | mpt->mpt_port_page1.Configuration, |
| 992 | mpt->mpt_port_page1.OnBusTimerValue); |
| 993 | } |
| 994 | |
| 995 | rv = mpt_read_cur_cfg_page(mpt, 0, &mpt->mpt_port_page2.Header, |
| 996 | sizeof(mpt->mpt_port_page2), FALSE, 5000); |
| 997 | if (rv) { |
| 998 | mpt_prt(mpt, "failed to read SPI Port Page 2\n"); |
| 999 | } else { |
| 1000 | mpt_lprt(mpt, MPT_PRT_NEGOTIATION, |
| 1001 | "Port Page 2: Flags %x Settings %x\n", |
| 1002 | mpt->mpt_port_page2.PortFlags, |
| 1003 | mpt->mpt_port_page2.PortSettings); |
| 1004 | mpt2host_config_page_scsi_port_2(&mpt->mpt_port_page2); |
| 1005 | for (i = 0; i < 16; i++) { |
| 1006 | mpt_lprt(mpt, MPT_PRT_NEGOTIATION, |
| 1007 | " Port Page 2 Tgt %d: timo %x SF %x Flags %x\n", |
| 1008 | i, mpt->mpt_port_page2.DeviceSettings[i].Timeout, |
| 1009 | mpt->mpt_port_page2.DeviceSettings[i].SyncFactor, |
| 1010 | mpt->mpt_port_page2.DeviceSettings[i].DeviceFlags); |
| 1011 | } |
| 1012 | } |
| 1013 | |
| 1014 | for (i = 0; i < 16; i++) { |
| 1015 | rv = mpt_read_cur_cfg_page(mpt, i, |
| 1016 | &mpt->mpt_dev_page0[i].Header, sizeof(*mpt->mpt_dev_page0), |
| 1017 | FALSE, 5000); |
| 1018 | if (rv) { |
| 1019 | mpt_prt(mpt, |
| 1020 | "cannot read SPI Target %d Device Page 0\n", i); |
| 1021 | continue; |
| 1022 | } |
| 1023 | mpt2host_config_page_scsi_device_0(&mpt->mpt_dev_page0[i]); |
| 1024 | mpt_lprt(mpt, MPT_PRT_NEGOTIATION, |
| 1025 | "target %d page 0: Negotiated Params %x Information %x\n", |
| 1026 | i, mpt->mpt_dev_page0[i].NegotiatedParameters, |
| 1027 | mpt->mpt_dev_page0[i].Information); |
| 1028 | |
| 1029 | rv = mpt_read_cur_cfg_page(mpt, i, |
| 1030 | &mpt->mpt_dev_page1[i].Header, sizeof(*mpt->mpt_dev_page1), |
| 1031 | FALSE, 5000); |
| 1032 | if (rv) { |
| 1033 | mpt_prt(mpt, |
| 1034 | "cannot read SPI Target %d Device Page 1\n", i); |
| 1035 | continue; |
| 1036 | } |
| 1037 | mpt2host_config_page_scsi_device_1(&mpt->mpt_dev_page1[i]); |
| 1038 | mpt_lprt(mpt, MPT_PRT_NEGOTIATION, |
| 1039 | "target %d page 1: Requested Params %x Configuration %x\n", |
| 1040 | i, mpt->mpt_dev_page1[i].RequestedParameters, |
| 1041 | mpt->mpt_dev_page1[i].Configuration); |
| 1042 | } |
| 1043 | return (0); |
| 1044 | } |
| 1045 | |
| 1046 | /* |
| 1047 | * Validate SPI configuration information. |
| 1048 | * |
| 1049 | * In particular, validate SPI Port Page 1. |
| 1050 | */ |
| 1051 | static int |
| 1052 | mpt_set_initial_config_spi(struct mpt_softc *mpt) |
| 1053 | { |
| 1054 | int error, i, pp1val; |
| 1055 | |
| 1056 | mpt->mpt_disc_enable = 0xff; |
| 1057 | mpt->mpt_tag_enable = 0; |
| 1058 | |
| 1059 | pp1val = ((1 << mpt->mpt_ini_id) << |
| 1060 | MPI_SCSIPORTPAGE1_CFG_SHIFT_PORT_RESPONSE_ID) | mpt->mpt_ini_id; |
| 1061 | if (mpt->mpt_port_page1.Configuration != pp1val) { |
| 1062 | CONFIG_PAGE_SCSI_PORT_1 tmp; |
| 1063 | |
| 1064 | mpt_prt(mpt, "SPI Port Page 1 Config value bad (%x)- should " |
| 1065 | "be %x\n", mpt->mpt_port_page1.Configuration, pp1val); |
| 1066 | tmp = mpt->mpt_port_page1; |
| 1067 | tmp.Configuration = pp1val; |
| 1068 | host2mpt_config_page_scsi_port_1(&tmp); |
| 1069 | error = mpt_write_cur_cfg_page(mpt, 0, |
| 1070 | &tmp.Header, sizeof(tmp), FALSE, 5000); |
| 1071 | if (error) { |
| 1072 | return (-1); |
| 1073 | } |
| 1074 | error = mpt_read_cur_cfg_page(mpt, 0, |
| 1075 | &tmp.Header, sizeof(tmp), FALSE, 5000); |
| 1076 | if (error) { |
| 1077 | return (-1); |
| 1078 | } |
| 1079 | mpt2host_config_page_scsi_port_1(&tmp); |
| 1080 | if (tmp.Configuration != pp1val) { |
| 1081 | mpt_prt(mpt, |
| 1082 | "failed to reset SPI Port Page 1 Config value\n"); |
| 1083 | return (-1); |
| 1084 | } |
| 1085 | mpt->mpt_port_page1 = tmp; |
| 1086 | } |
| 1087 | |
| 1088 | /* |
| 1089 | * The purpose of this exercise is to get |
| 1090 | * all targets back to async/narrow. |
| 1091 | * |
| 1092 | * We skip this step if the BIOS has already negotiated |
| 1093 | * speeds with the targets. |
| 1094 | */ |
| 1095 | i = mpt->mpt_port_page2.PortSettings & |
| 1096 | MPI_SCSIPORTPAGE2_PORT_MASK_NEGO_MASTER_SETTINGS; |
| 1097 | if (i == MPI_SCSIPORTPAGE2_PORT_ALL_MASTER_SETTINGS) { |
| 1098 | mpt_lprt(mpt, MPT_PRT_NEGOTIATION, |
| 1099 | "honoring BIOS transfer negotiations\n"); |
| 1100 | } else { |
| 1101 | for (i = 0; i < 16; i++) { |
| 1102 | mpt->mpt_dev_page1[i].RequestedParameters = 0; |
| 1103 | mpt->mpt_dev_page1[i].Configuration = 0; |
| 1104 | (void) mpt_update_spi_config(mpt, i); |
| 1105 | } |
| 1106 | } |
| 1107 | return (0); |
| 1108 | } |
| 1109 | |
| 1110 | static int |
| 1111 | mpt_cam_enable(struct mpt_softc *mpt) |
| 1112 | { |
| 1113 | int error; |
| 1114 | |
| 1115 | MPT_LOCK(mpt); |
| 1116 | |
| 1117 | error = EIO; |
| 1118 | if (mpt->is_fc) { |
| 1119 | if (mpt_read_config_info_fc(mpt)) { |
| 1120 | goto out; |
| 1121 | } |
| 1122 | if (mpt_set_initial_config_fc(mpt)) { |
| 1123 | goto out; |
| 1124 | } |
| 1125 | } else if (mpt->is_sas) { |
| 1126 | if (mpt_read_config_info_sas(mpt)) { |
| 1127 | goto out; |
| 1128 | } |
| 1129 | if (mpt_set_initial_config_sas(mpt)) { |
| 1130 | goto out; |
| 1131 | } |
| 1132 | } else if (mpt->is_spi) { |
| 1133 | if (mpt_read_config_info_spi(mpt)) { |
| 1134 | goto out; |
| 1135 | } |
| 1136 | if (mpt_set_initial_config_spi(mpt)) { |
| 1137 | goto out; |
| 1138 | } |
| 1139 | } |
| 1140 | error = 0; |
| 1141 | |
| 1142 | out: |
| 1143 | MPT_UNLOCK(mpt); |
| 1144 | return (error); |
| 1145 | } |
| 1146 | |
| 1147 | static void |
| 1148 | mpt_cam_ready(struct mpt_softc *mpt) |
| 1149 | { |
| 1150 | |
| 1151 | /* |
| 1152 | * If we're in target mode, hang out resources now |
| 1153 | * so we don't cause the world to hang talking to us. |
| 1154 | */ |
| 1155 | if (mpt->is_fc && (mpt->role & MPT_ROLE_TARGET)) { |
| 1156 | /* |
| 1157 | * Try to add some target command resources |
| 1158 | */ |
| 1159 | MPT_LOCK(mpt); |
| 1160 | if (mpt_add_target_commands(mpt) == FALSE) { |
| 1161 | mpt_prt(mpt, "failed to add target commands\n"); |
| 1162 | } |
| 1163 | MPT_UNLOCK(mpt); |
| 1164 | } |
| 1165 | mpt->ready = 1; |
| 1166 | } |
| 1167 | |
| 1168 | static void |
| 1169 | mpt_cam_detach(struct mpt_softc *mpt) |
| 1170 | { |
| 1171 | mpt_handler_t handler; |
| 1172 | |
| 1173 | MPT_LOCK(mpt); |
| 1174 | mpt->ready = 0; |
| 1175 | mpt_terminate_recovery_thread(mpt); |
| 1176 | |
| 1177 | handler.reply_handler = mpt_scsi_reply_handler; |
| 1178 | mpt_deregister_handler(mpt, MPT_HANDLER_REPLY, handler, |
| 1179 | scsi_io_handler_id); |
| 1180 | handler.reply_handler = mpt_scsi_tmf_reply_handler; |
| 1181 | mpt_deregister_handler(mpt, MPT_HANDLER_REPLY, handler, |
| 1182 | scsi_tmf_handler_id); |
| 1183 | handler.reply_handler = mpt_fc_els_reply_handler; |
| 1184 | mpt_deregister_handler(mpt, MPT_HANDLER_REPLY, handler, |
| 1185 | fc_els_handler_id); |
| 1186 | handler.reply_handler = mpt_scsi_tgt_reply_handler; |
| 1187 | mpt_deregister_handler(mpt, MPT_HANDLER_REPLY, handler, |
| 1188 | mpt->scsi_tgt_handler_id); |
| 1189 | handler.reply_handler = mpt_sata_pass_reply_handler; |
| 1190 | mpt_deregister_handler(mpt, MPT_HANDLER_REPLY, handler, |
| 1191 | sata_pass_handler_id); |
| 1192 | |
| 1193 | if (mpt->tmf_req != NULL) { |
| 1194 | mpt->tmf_req->state = REQ_STATE_ALLOCATED; |
| 1195 | mpt_free_request(mpt, mpt->tmf_req); |
| 1196 | mpt->tmf_req = NULL; |
| 1197 | } |
| 1198 | if (mpt->sas_portinfo != NULL) { |
| 1199 | kfree(mpt->sas_portinfo, M_DEVBUF); |
| 1200 | mpt->sas_portinfo = NULL; |
| 1201 | } |
| 1202 | |
| 1203 | if (mpt->sim != NULL) { |
| 1204 | xpt_free_path(mpt->path); |
| 1205 | xpt_bus_deregister(cam_sim_path(mpt->sim)); |
| 1206 | cam_sim_free(mpt->sim); |
| 1207 | mpt->sim = NULL; |
| 1208 | } |
| 1209 | |
| 1210 | if (mpt->phydisk_sim != NULL) { |
| 1211 | xpt_free_path(mpt->phydisk_path); |
| 1212 | xpt_bus_deregister(cam_sim_path(mpt->phydisk_sim)); |
| 1213 | cam_sim_free(mpt->phydisk_sim); |
| 1214 | mpt->phydisk_sim = NULL; |
| 1215 | } |
| 1216 | MPT_UNLOCK(mpt); |
| 1217 | } |
| 1218 | |
| 1219 | /* This routine is used after a system crash to dump core onto the swap device. |
| 1220 | */ |
| 1221 | static void |
| 1222 | mpt_poll(struct cam_sim *sim) |
| 1223 | { |
| 1224 | struct mpt_softc *mpt; |
| 1225 | |
| 1226 | mpt = (struct mpt_softc *)cam_sim_softc(sim); |
| 1227 | mpt_intr(mpt); |
| 1228 | } |
| 1229 | |
| 1230 | /* |
| 1231 | * Watchdog timeout routine for SCSI requests. |
| 1232 | */ |
| 1233 | static void |
| 1234 | mpt_timeout(void *arg) |
| 1235 | { |
| 1236 | union ccb *ccb; |
| 1237 | struct mpt_softc *mpt; |
| 1238 | request_t *req; |
| 1239 | |
| 1240 | ccb = (union ccb *)arg; |
| 1241 | mpt = ccb->ccb_h.ccb_mpt_ptr; |
| 1242 | |
| 1243 | MPT_LOCK(mpt); |
| 1244 | req = ccb->ccb_h.ccb_req_ptr; |
| 1245 | mpt_prt(mpt, "request %p:%u timed out for ccb %p (req->ccb %p)\n", req, |
| 1246 | req->serno, ccb, req->ccb); |
| 1247 | /* XXX: WHAT ARE WE TRYING TO DO HERE? */ |
| 1248 | if ((req->state & REQ_STATE_QUEUED) == REQ_STATE_QUEUED) { |
| 1249 | TAILQ_REMOVE(&mpt->request_pending_list, req, links); |
| 1250 | TAILQ_INSERT_TAIL(&mpt->request_timeout_list, req, links); |
| 1251 | req->state |= REQ_STATE_TIMEDOUT; |
| 1252 | mpt_wakeup_recovery_thread(mpt); |
| 1253 | } |
| 1254 | MPT_UNLOCK(mpt); |
| 1255 | } |
| 1256 | |
| 1257 | /* |
| 1258 | * Callback routine from "bus_dmamap_load" or, in simple cases, called directly. |
| 1259 | * |
| 1260 | * Takes a list of physical segments and builds the SGL for SCSI IO command |
| 1261 | * and forwards the commard to the IOC after one last check that CAM has not |
| 1262 | * aborted the transaction. |
| 1263 | */ |
| 1264 | static void |
| 1265 | mpt_execute_req_a64(void *arg, bus_dma_segment_t *dm_segs, int nseg, int error) |
| 1266 | { |
| 1267 | request_t *req, *trq; |
| 1268 | char *mpt_off; |
| 1269 | union ccb *ccb; |
| 1270 | struct mpt_softc *mpt; |
| 1271 | bus_addr_t chain_list_addr; |
| 1272 | int first_lim, seg, this_seg_lim; |
| 1273 | uint32_t addr, cur_off, flags, nxt_off, tf; |
| 1274 | void *sglp = NULL; |
| 1275 | MSG_REQUEST_HEADER *hdrp; |
| 1276 | SGE_SIMPLE64 *se; |
| 1277 | SGE_CHAIN64 *ce; |
| 1278 | int istgt = 0; |
| 1279 | |
| 1280 | req = (request_t *)arg; |
| 1281 | ccb = req->ccb; |
| 1282 | |
| 1283 | mpt = ccb->ccb_h.ccb_mpt_ptr; |
| 1284 | req = ccb->ccb_h.ccb_req_ptr; |
| 1285 | |
| 1286 | hdrp = req->req_vbuf; |
| 1287 | mpt_off = req->req_vbuf; |
| 1288 | |
| 1289 | if (error == 0 && ((uint32_t)nseg) >= mpt->max_seg_cnt) { |
| 1290 | error = EFBIG; |
| 1291 | } |
| 1292 | |
| 1293 | if (error == 0) { |
| 1294 | switch (hdrp->Function) { |
| 1295 | case MPI_FUNCTION_SCSI_IO_REQUEST: |
| 1296 | case MPI_FUNCTION_RAID_SCSI_IO_PASSTHROUGH: |
| 1297 | istgt = 0; |
| 1298 | sglp = &((PTR_MSG_SCSI_IO_REQUEST)hdrp)->SGL; |
| 1299 | break; |
| 1300 | case MPI_FUNCTION_TARGET_ASSIST: |
| 1301 | istgt = 1; |
| 1302 | sglp = &((PTR_MSG_TARGET_ASSIST_REQUEST)hdrp)->SGL; |
| 1303 | break; |
| 1304 | default: |
| 1305 | mpt_prt(mpt, "bad fct 0x%x in mpt_execute_req_a64\n", |
| 1306 | hdrp->Function); |
| 1307 | error = EINVAL; |
| 1308 | break; |
| 1309 | } |
| 1310 | } |
| 1311 | |
| 1312 | if (error == 0 && ((uint32_t)nseg) >= mpt->max_seg_cnt) { |
| 1313 | error = EFBIG; |
| 1314 | mpt_prt(mpt, "segment count %d too large (max %u)\n", |
| 1315 | nseg, mpt->max_seg_cnt); |
| 1316 | } |
| 1317 | |
| 1318 | bad: |
| 1319 | if (error != 0) { |
| 1320 | if (error != EFBIG && error != ENOMEM) { |
| 1321 | mpt_prt(mpt, "mpt_execute_req_a64: err %d\n", error); |
| 1322 | } |
| 1323 | if ((ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_INPROG) { |
| 1324 | cam_status status; |
| 1325 | mpt_freeze_ccb(ccb); |
| 1326 | if (error == EFBIG) { |
| 1327 | status = CAM_REQ_TOO_BIG; |
| 1328 | } else if (error == ENOMEM) { |
| 1329 | if (mpt->outofbeer == 0) { |
| 1330 | mpt->outofbeer = 1; |
| 1331 | xpt_freeze_simq(mpt->sim, 1); |
| 1332 | mpt_lprt(mpt, MPT_PRT_DEBUG, |
| 1333 | "FREEZEQ\n"); |
| 1334 | } |
| 1335 | status = CAM_REQUEUE_REQ; |
| 1336 | } else { |
| 1337 | status = CAM_REQ_CMP_ERR; |
| 1338 | } |
| 1339 | mpt_set_ccb_status(ccb, status); |
| 1340 | } |
| 1341 | if (hdrp->Function == MPI_FUNCTION_TARGET_ASSIST) { |
| 1342 | request_t *cmd_req = |
| 1343 | MPT_TAG_2_REQ(mpt, ccb->csio.tag_id); |
| 1344 | MPT_TGT_STATE(mpt, cmd_req)->state = TGT_STATE_IN_CAM; |
| 1345 | MPT_TGT_STATE(mpt, cmd_req)->ccb = NULL; |
| 1346 | MPT_TGT_STATE(mpt, cmd_req)->req = NULL; |
| 1347 | } |
| 1348 | ccb->ccb_h.status &= ~CAM_SIM_QUEUED; |
| 1349 | KASSERT(ccb->ccb_h.status, ("zero ccb sts at %d", __LINE__)); |
| 1350 | xpt_done(ccb); |
| 1351 | mpt_free_request(mpt, req); |
| 1352 | return; |
| 1353 | } |
| 1354 | |
| 1355 | /* |
| 1356 | * No data to transfer? |
| 1357 | * Just make a single simple SGL with zero length. |
| 1358 | */ |
| 1359 | |
| 1360 | if (mpt->verbose >= MPT_PRT_DEBUG) { |
| 1361 | int tidx = ((char *)sglp) - mpt_off; |
| 1362 | memset(&mpt_off[tidx], 0xff, MPT_REQUEST_AREA - tidx); |
| 1363 | } |
| 1364 | |
| 1365 | if (nseg == 0) { |
| 1366 | SGE_SIMPLE32 *se1 = (SGE_SIMPLE32 *) sglp; |
| 1367 | MPI_pSGE_SET_FLAGS(se1, |
| 1368 | (MPI_SGE_FLAGS_LAST_ELEMENT | MPI_SGE_FLAGS_END_OF_BUFFER | |
| 1369 | MPI_SGE_FLAGS_SIMPLE_ELEMENT | MPI_SGE_FLAGS_END_OF_LIST)); |
| 1370 | se1->FlagsLength = htole32(se1->FlagsLength); |
| 1371 | goto out; |
| 1372 | } |
| 1373 | |
| 1374 | |
| 1375 | flags = MPI_SGE_FLAGS_SIMPLE_ELEMENT | MPI_SGE_FLAGS_64_BIT_ADDRESSING; |
| 1376 | if (istgt == 0) { |
| 1377 | if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_OUT) { |
| 1378 | flags |= MPI_SGE_FLAGS_HOST_TO_IOC; |
| 1379 | } |
| 1380 | } else { |
| 1381 | if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { |
| 1382 | flags |= MPI_SGE_FLAGS_HOST_TO_IOC; |
| 1383 | } |
| 1384 | } |
| 1385 | |
| 1386 | if (!(ccb->ccb_h.flags & (CAM_SG_LIST_PHYS|CAM_DATA_PHYS))) { |
| 1387 | bus_dmasync_op_t op; |
| 1388 | if (istgt == 0) { |
| 1389 | if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { |
| 1390 | op = BUS_DMASYNC_PREREAD; |
| 1391 | } else { |
| 1392 | op = BUS_DMASYNC_PREWRITE; |
| 1393 | } |
| 1394 | } else { |
| 1395 | if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { |
| 1396 | op = BUS_DMASYNC_PREWRITE; |
| 1397 | } else { |
| 1398 | op = BUS_DMASYNC_PREREAD; |
| 1399 | } |
| 1400 | } |
| 1401 | bus_dmamap_sync(mpt->buffer_dmat, req->dmap, op); |
| 1402 | } |
| 1403 | |
| 1404 | /* |
| 1405 | * Okay, fill in what we can at the end of the command frame. |
| 1406 | * If we have up to MPT_NSGL_FIRST, we can fit them all into |
| 1407 | * the command frame. |
| 1408 | * |
| 1409 | * Otherwise, we fill up through MPT_NSGL_FIRST less one |
| 1410 | * SIMPLE64 pointers and start doing CHAIN64 entries after |
| 1411 | * that. |
| 1412 | */ |
| 1413 | |
| 1414 | if (nseg < MPT_NSGL_FIRST(mpt)) { |
| 1415 | first_lim = nseg; |
| 1416 | } else { |
| 1417 | /* |
| 1418 | * Leave room for CHAIN element |
| 1419 | */ |
| 1420 | first_lim = MPT_NSGL_FIRST(mpt) - 1; |
| 1421 | } |
| 1422 | |
| 1423 | se = (SGE_SIMPLE64 *) sglp; |
| 1424 | for (seg = 0; seg < first_lim; seg++, se++, dm_segs++) { |
| 1425 | tf = flags; |
| 1426 | memset(se, 0, sizeof (*se)); |
| 1427 | MPI_pSGE_SET_LENGTH(se, dm_segs->ds_len); |
| 1428 | se->Address.Low = htole32(dm_segs->ds_addr & 0xffffffff); |
| 1429 | if (sizeof(bus_addr_t) > 4) { |
| 1430 | addr = ((uint64_t)dm_segs->ds_addr) >> 32; |
| 1431 | /* SAS1078 36GB limitation WAR */ |
| 1432 | if (mpt->is_1078 && (((uint64_t)dm_segs->ds_addr + |
| 1433 | MPI_SGE_LENGTH(se->FlagsLength)) >> 32) == 9) { |
| 1434 | addr |= (1U << 31); |
| 1435 | tf |= MPI_SGE_FLAGS_LOCAL_ADDRESS; |
| 1436 | } |
| 1437 | se->Address.High = htole32(addr); |
| 1438 | } |
| 1439 | if (seg == first_lim - 1) { |
| 1440 | tf |= MPI_SGE_FLAGS_LAST_ELEMENT; |
| 1441 | } |
| 1442 | if (seg == nseg - 1) { |
| 1443 | tf |= MPI_SGE_FLAGS_END_OF_LIST | |
| 1444 | MPI_SGE_FLAGS_END_OF_BUFFER; |
| 1445 | } |
| 1446 | MPI_pSGE_SET_FLAGS(se, tf); |
| 1447 | se->FlagsLength = htole32(se->FlagsLength); |
| 1448 | } |
| 1449 | |
| 1450 | if (seg == nseg) { |
| 1451 | goto out; |
| 1452 | } |
| 1453 | |
| 1454 | /* |
| 1455 | * Tell the IOC where to find the first chain element. |
| 1456 | */ |
| 1457 | hdrp->ChainOffset = ((char *)se - (char *)hdrp) >> 2; |
| 1458 | nxt_off = MPT_RQSL(mpt); |
| 1459 | trq = req; |
| 1460 | |
| 1461 | /* |
| 1462 | * Make up the rest of the data segments out of a chain element |
| 1463 | * (contained in the current request frame) which points to |
| 1464 | * SIMPLE64 elements in the next request frame, possibly ending |
| 1465 | * with *another* chain element (if there's more). |
| 1466 | */ |
| 1467 | while (seg < nseg) { |
| 1468 | /* |
| 1469 | * Point to the chain descriptor. Note that the chain |
| 1470 | * descriptor is at the end of the *previous* list (whether |
| 1471 | * chain or simple). |
| 1472 | */ |
| 1473 | ce = (SGE_CHAIN64 *) se; |
| 1474 | |
| 1475 | /* |
| 1476 | * Before we change our current pointer, make sure we won't |
| 1477 | * overflow the request area with this frame. Note that we |
| 1478 | * test against 'greater than' here as it's okay in this case |
| 1479 | * to have next offset be just outside the request area. |
| 1480 | */ |
| 1481 | if ((nxt_off + MPT_RQSL(mpt)) > MPT_REQUEST_AREA) { |
| 1482 | nxt_off = MPT_REQUEST_AREA; |
| 1483 | goto next_chain; |
| 1484 | } |
| 1485 | |
| 1486 | /* |
| 1487 | * Set our SGE element pointer to the beginning of the chain |
| 1488 | * list and update our next chain list offset. |
| 1489 | */ |
| 1490 | se = (SGE_SIMPLE64 *) &mpt_off[nxt_off]; |
| 1491 | cur_off = nxt_off; |
| 1492 | nxt_off += MPT_RQSL(mpt); |
| 1493 | |
| 1494 | /* |
| 1495 | * Now initialize the chain descriptor. |
| 1496 | */ |
| 1497 | memset(ce, 0, sizeof (*ce)); |
| 1498 | |
| 1499 | /* |
| 1500 | * Get the physical address of the chain list. |
| 1501 | */ |
| 1502 | chain_list_addr = trq->req_pbuf; |
| 1503 | chain_list_addr += cur_off; |
| 1504 | if (sizeof (bus_addr_t) > 4) { |
| 1505 | ce->Address.High = |
| 1506 | htole32(((uint64_t)chain_list_addr) >> 32); |
| 1507 | } |
| 1508 | ce->Address.Low = htole32(chain_list_addr & 0xffffffff); |
| 1509 | ce->Flags = MPI_SGE_FLAGS_CHAIN_ELEMENT | |
| 1510 | MPI_SGE_FLAGS_64_BIT_ADDRESSING; |
| 1511 | |
| 1512 | /* |
| 1513 | * If we have more than a frame's worth of segments left, |
| 1514 | * set up the chain list to have the last element be another |
| 1515 | * chain descriptor. |
| 1516 | */ |
| 1517 | if ((nseg - seg) > MPT_NSGL(mpt)) { |
| 1518 | this_seg_lim = seg + MPT_NSGL(mpt) - 1; |
| 1519 | /* |
| 1520 | * The length of the chain is the length in bytes of the |
| 1521 | * number of segments plus the next chain element. |
| 1522 | * |
| 1523 | * The next chain descriptor offset is the length, |
| 1524 | * in words, of the number of segments. |
| 1525 | */ |
| 1526 | ce->Length = (this_seg_lim - seg) * |
| 1527 | sizeof (SGE_SIMPLE64); |
| 1528 | ce->NextChainOffset = ce->Length >> 2; |
| 1529 | ce->Length += sizeof (SGE_CHAIN64); |
| 1530 | } else { |
| 1531 | this_seg_lim = nseg; |
| 1532 | ce->Length = (this_seg_lim - seg) * |
| 1533 | sizeof (SGE_SIMPLE64); |
| 1534 | } |
| 1535 | ce->Length = htole16(ce->Length); |
| 1536 | |
| 1537 | /* |
| 1538 | * Fill in the chain list SGE elements with our segment data. |
| 1539 | * |
| 1540 | * If we're the last element in this chain list, set the last |
| 1541 | * element flag. If we're the completely last element period, |
| 1542 | * set the end of list and end of buffer flags. |
| 1543 | */ |
| 1544 | while (seg < this_seg_lim) { |
| 1545 | tf = flags; |
| 1546 | memset(se, 0, sizeof (*se)); |
| 1547 | MPI_pSGE_SET_LENGTH(se, dm_segs->ds_len); |
| 1548 | se->Address.Low = htole32(dm_segs->ds_addr & |
| 1549 | 0xffffffff); |
| 1550 | if (sizeof (bus_addr_t) > 4) { |
| 1551 | addr = ((uint64_t)dm_segs->ds_addr) >> 32; |
| 1552 | /* SAS1078 36GB limitation WAR */ |
| 1553 | if (mpt->is_1078 && |
| 1554 | (((uint64_t)dm_segs->ds_addr + |
| 1555 | MPI_SGE_LENGTH(se->FlagsLength)) >> |
| 1556 | 32) == 9) { |
| 1557 | addr |= (1U << 31); |
| 1558 | tf |= MPI_SGE_FLAGS_LOCAL_ADDRESS; |
| 1559 | } |
| 1560 | se->Address.High = htole32(addr); |
| 1561 | } |
| 1562 | if (seg == this_seg_lim - 1) { |
| 1563 | tf |= MPI_SGE_FLAGS_LAST_ELEMENT; |
| 1564 | } |
| 1565 | if (seg == nseg - 1) { |
| 1566 | tf |= MPI_SGE_FLAGS_END_OF_LIST | |
| 1567 | MPI_SGE_FLAGS_END_OF_BUFFER; |
| 1568 | } |
| 1569 | MPI_pSGE_SET_FLAGS(se, tf); |
| 1570 | se->FlagsLength = htole32(se->FlagsLength); |
| 1571 | se++; |
| 1572 | seg++; |
| 1573 | dm_segs++; |
| 1574 | } |
| 1575 | |
| 1576 | next_chain: |
| 1577 | /* |
| 1578 | * If we have more segments to do and we've used up all of |
| 1579 | * the space in a request area, go allocate another one |
| 1580 | * and chain to that. |
| 1581 | */ |
| 1582 | if (seg < nseg && nxt_off >= MPT_REQUEST_AREA) { |
| 1583 | request_t *nrq; |
| 1584 | |
| 1585 | nrq = mpt_get_request(mpt, FALSE); |
| 1586 | |
| 1587 | if (nrq == NULL) { |
| 1588 | error = ENOMEM; |
| 1589 | goto bad; |
| 1590 | } |
| 1591 | |
| 1592 | /* |
| 1593 | * Append the new request area on the tail of our list. |
| 1594 | */ |
| 1595 | if ((trq = req->chain) == NULL) { |
| 1596 | req->chain = nrq; |
| 1597 | } else { |
| 1598 | while (trq->chain != NULL) { |
| 1599 | trq = trq->chain; |
| 1600 | } |
| 1601 | trq->chain = nrq; |
| 1602 | } |
| 1603 | trq = nrq; |
| 1604 | mpt_off = trq->req_vbuf; |
| 1605 | if (mpt->verbose >= MPT_PRT_DEBUG) { |
| 1606 | memset(mpt_off, 0xff, MPT_REQUEST_AREA); |
| 1607 | } |
| 1608 | nxt_off = 0; |
| 1609 | } |
| 1610 | } |
| 1611 | out: |
| 1612 | |
| 1613 | /* |
| 1614 | * Last time we need to check if this CCB needs to be aborted. |
| 1615 | */ |
| 1616 | if ((ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_INPROG) { |
| 1617 | if (hdrp->Function == MPI_FUNCTION_TARGET_ASSIST) { |
| 1618 | request_t *cmd_req = |
| 1619 | MPT_TAG_2_REQ(mpt, ccb->csio.tag_id); |
| 1620 | MPT_TGT_STATE(mpt, cmd_req)->state = TGT_STATE_IN_CAM; |
| 1621 | MPT_TGT_STATE(mpt, cmd_req)->ccb = NULL; |
| 1622 | MPT_TGT_STATE(mpt, cmd_req)->req = NULL; |
| 1623 | } |
| 1624 | mpt_prt(mpt, |
| 1625 | "mpt_execute_req_a64: I/O cancelled (status 0x%x)\n", |
| 1626 | ccb->ccb_h.status & CAM_STATUS_MASK); |
| 1627 | if (nseg && (ccb->ccb_h.flags & CAM_SG_LIST_PHYS) == 0) { |
| 1628 | bus_dmamap_unload(mpt->buffer_dmat, req->dmap); |
| 1629 | } |
| 1630 | ccb->ccb_h.status &= ~CAM_SIM_QUEUED; |
| 1631 | KASSERT(ccb->ccb_h.status, ("zero ccb sts at %d", __LINE__)); |
| 1632 | xpt_done(ccb); |
| 1633 | mpt_free_request(mpt, req); |
| 1634 | return; |
| 1635 | } |
| 1636 | |
| 1637 | ccb->ccb_h.status |= CAM_SIM_QUEUED; |
| 1638 | if (ccb->ccb_h.timeout != CAM_TIME_INFINITY) { |
| 1639 | mpt_req_timeout(req, (ccb->ccb_h.timeout * hz) / 1000, |
| 1640 | mpt_timeout, ccb); |
| 1641 | } |
| 1642 | if (mpt->verbose > MPT_PRT_DEBUG) { |
| 1643 | int nc = 0; |
| 1644 | mpt_print_request(req->req_vbuf); |
| 1645 | for (trq = req->chain; trq; trq = trq->chain) { |
| 1646 | kprintf(" Additional Chain Area %d\n", nc++); |
| 1647 | mpt_dump_sgl(trq->req_vbuf, 0); |
| 1648 | } |
| 1649 | } |
| 1650 | |
| 1651 | if (hdrp->Function == MPI_FUNCTION_TARGET_ASSIST) { |
| 1652 | request_t *cmd_req = MPT_TAG_2_REQ(mpt, ccb->csio.tag_id); |
| 1653 | mpt_tgt_state_t *tgt = MPT_TGT_STATE(mpt, cmd_req); |
| 1654 | #ifdef WE_TRUST_AUTO_GOOD_STATUS |
| 1655 | if ((ccb->ccb_h.flags & CAM_SEND_STATUS) && |
| 1656 | csio->scsi_status == SCSI_STATUS_OK && tgt->resid == 0) { |
| 1657 | tgt->state = TGT_STATE_MOVING_DATA_AND_STATUS; |
| 1658 | } else { |
| 1659 | tgt->state = TGT_STATE_MOVING_DATA; |
| 1660 | } |
| 1661 | #else |
| 1662 | tgt->state = TGT_STATE_MOVING_DATA; |
| 1663 | #endif |
| 1664 | } |
| 1665 | mpt_send_cmd(mpt, req); |
| 1666 | } |
| 1667 | |
| 1668 | static void |
| 1669 | mpt_execute_req(void *arg, bus_dma_segment_t *dm_segs, int nseg, int error) |
| 1670 | { |
| 1671 | request_t *req, *trq; |
| 1672 | char *mpt_off; |
| 1673 | union ccb *ccb; |
| 1674 | struct mpt_softc *mpt; |
| 1675 | int seg, first_lim; |
| 1676 | uint32_t flags, nxt_off; |
| 1677 | void *sglp = NULL; |
| 1678 | MSG_REQUEST_HEADER *hdrp; |
| 1679 | SGE_SIMPLE32 *se; |
| 1680 | SGE_CHAIN32 *ce; |
| 1681 | int istgt = 0; |
| 1682 | |
| 1683 | req = (request_t *)arg; |
| 1684 | ccb = req->ccb; |
| 1685 | |
| 1686 | mpt = ccb->ccb_h.ccb_mpt_ptr; |
| 1687 | req = ccb->ccb_h.ccb_req_ptr; |
| 1688 | |
| 1689 | hdrp = req->req_vbuf; |
| 1690 | mpt_off = req->req_vbuf; |
| 1691 | |
| 1692 | |
| 1693 | if (error == 0 && ((uint32_t)nseg) >= mpt->max_seg_cnt) { |
| 1694 | error = EFBIG; |
| 1695 | } |
| 1696 | |
| 1697 | if (error == 0) { |
| 1698 | switch (hdrp->Function) { |
| 1699 | case MPI_FUNCTION_SCSI_IO_REQUEST: |
| 1700 | case MPI_FUNCTION_RAID_SCSI_IO_PASSTHROUGH: |
| 1701 | sglp = &((PTR_MSG_SCSI_IO_REQUEST)hdrp)->SGL; |
| 1702 | break; |
| 1703 | case MPI_FUNCTION_TARGET_ASSIST: |
| 1704 | istgt = 1; |
| 1705 | sglp = &((PTR_MSG_TARGET_ASSIST_REQUEST)hdrp)->SGL; |
| 1706 | break; |
| 1707 | default: |
| 1708 | mpt_prt(mpt, "bad fct 0x%x in mpt_execute_req\n", |
| 1709 | hdrp->Function); |
| 1710 | error = EINVAL; |
| 1711 | break; |
| 1712 | } |
| 1713 | } |
| 1714 | |
| 1715 | if (error == 0 && ((uint32_t)nseg) >= mpt->max_seg_cnt) { |
| 1716 | error = EFBIG; |
| 1717 | mpt_prt(mpt, "segment count %d too large (max %u)\n", |
| 1718 | nseg, mpt->max_seg_cnt); |
| 1719 | } |
| 1720 | |
| 1721 | bad: |
| 1722 | if (error != 0) { |
| 1723 | if (error != EFBIG && error != ENOMEM) { |
| 1724 | mpt_prt(mpt, "mpt_execute_req: err %d\n", error); |
| 1725 | } |
| 1726 | if ((ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_INPROG) { |
| 1727 | cam_status status; |
| 1728 | mpt_freeze_ccb(ccb); |
| 1729 | if (error == EFBIG) { |
| 1730 | status = CAM_REQ_TOO_BIG; |
| 1731 | } else if (error == ENOMEM) { |
| 1732 | if (mpt->outofbeer == 0) { |
| 1733 | mpt->outofbeer = 1; |
| 1734 | xpt_freeze_simq(mpt->sim, 1); |
| 1735 | mpt_lprt(mpt, MPT_PRT_DEBUG, |
| 1736 | "FREEZEQ\n"); |
| 1737 | } |
| 1738 | status = CAM_REQUEUE_REQ; |
| 1739 | } else { |
| 1740 | status = CAM_REQ_CMP_ERR; |
| 1741 | } |
| 1742 | mpt_set_ccb_status(ccb, status); |
| 1743 | } |
| 1744 | if (hdrp->Function == MPI_FUNCTION_TARGET_ASSIST) { |
| 1745 | request_t *cmd_req = |
| 1746 | MPT_TAG_2_REQ(mpt, ccb->csio.tag_id); |
| 1747 | MPT_TGT_STATE(mpt, cmd_req)->state = TGT_STATE_IN_CAM; |
| 1748 | MPT_TGT_STATE(mpt, cmd_req)->ccb = NULL; |
| 1749 | MPT_TGT_STATE(mpt, cmd_req)->req = NULL; |
| 1750 | } |
| 1751 | ccb->ccb_h.status &= ~CAM_SIM_QUEUED; |
| 1752 | KASSERT(ccb->ccb_h.status, ("zero ccb sts at %d", __LINE__)); |
| 1753 | xpt_done(ccb); |
| 1754 | mpt_free_request(mpt, req); |
| 1755 | return; |
| 1756 | } |
| 1757 | |
| 1758 | /* |
| 1759 | * No data to transfer? |
| 1760 | * Just make a single simple SGL with zero length. |
| 1761 | */ |
| 1762 | |
| 1763 | if (mpt->verbose >= MPT_PRT_DEBUG) { |
| 1764 | int tidx = ((char *)sglp) - mpt_off; |
| 1765 | memset(&mpt_off[tidx], 0xff, MPT_REQUEST_AREA - tidx); |
| 1766 | } |
| 1767 | |
| 1768 | if (nseg == 0) { |
| 1769 | SGE_SIMPLE32 *se1 = (SGE_SIMPLE32 *) sglp; |
| 1770 | MPI_pSGE_SET_FLAGS(se1, |
| 1771 | (MPI_SGE_FLAGS_LAST_ELEMENT | MPI_SGE_FLAGS_END_OF_BUFFER | |
| 1772 | MPI_SGE_FLAGS_SIMPLE_ELEMENT | MPI_SGE_FLAGS_END_OF_LIST)); |
| 1773 | se1->FlagsLength = htole32(se1->FlagsLength); |
| 1774 | goto out; |
| 1775 | } |
| 1776 | |
| 1777 | |
| 1778 | flags = MPI_SGE_FLAGS_SIMPLE_ELEMENT; |
| 1779 | if (istgt == 0) { |
| 1780 | if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_OUT) { |
| 1781 | flags |= MPI_SGE_FLAGS_HOST_TO_IOC; |
| 1782 | } |
| 1783 | } else { |
| 1784 | if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { |
| 1785 | flags |= MPI_SGE_FLAGS_HOST_TO_IOC; |
| 1786 | } |
| 1787 | } |
| 1788 | |
| 1789 | if (!(ccb->ccb_h.flags & (CAM_SG_LIST_PHYS|CAM_DATA_PHYS))) { |
| 1790 | bus_dmasync_op_t op; |
| 1791 | if (istgt) { |
| 1792 | if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { |
| 1793 | op = BUS_DMASYNC_PREREAD; |
| 1794 | } else { |
| 1795 | op = BUS_DMASYNC_PREWRITE; |
| 1796 | } |
| 1797 | } else { |
| 1798 | if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { |
| 1799 | op = BUS_DMASYNC_PREWRITE; |
| 1800 | } else { |
| 1801 | op = BUS_DMASYNC_PREREAD; |
| 1802 | } |
| 1803 | } |
| 1804 | bus_dmamap_sync(mpt->buffer_dmat, req->dmap, op); |
| 1805 | } |
| 1806 | |
| 1807 | /* |
| 1808 | * Okay, fill in what we can at the end of the command frame. |
| 1809 | * If we have up to MPT_NSGL_FIRST, we can fit them all into |
| 1810 | * the command frame. |
| 1811 | * |
| 1812 | * Otherwise, we fill up through MPT_NSGL_FIRST less one |
| 1813 | * SIMPLE32 pointers and start doing CHAIN32 entries after |
| 1814 | * that. |
| 1815 | */ |
| 1816 | |
| 1817 | if (nseg < MPT_NSGL_FIRST(mpt)) { |
| 1818 | first_lim = nseg; |
| 1819 | } else { |
| 1820 | /* |
| 1821 | * Leave room for CHAIN element |
| 1822 | */ |
| 1823 | first_lim = MPT_NSGL_FIRST(mpt) - 1; |
| 1824 | } |
| 1825 | |
| 1826 | se = (SGE_SIMPLE32 *) sglp; |
| 1827 | for (seg = 0; seg < first_lim; seg++, se++, dm_segs++) { |
| 1828 | uint32_t tf; |
| 1829 | |
| 1830 | memset(se, 0,sizeof (*se)); |
| 1831 | se->Address = htole32(dm_segs->ds_addr); |
| 1832 | |
| 1833 | MPI_pSGE_SET_LENGTH(se, dm_segs->ds_len); |
| 1834 | tf = flags; |
| 1835 | if (seg == first_lim - 1) { |
| 1836 | tf |= MPI_SGE_FLAGS_LAST_ELEMENT; |
| 1837 | } |
| 1838 | if (seg == nseg - 1) { |
| 1839 | tf |= MPI_SGE_FLAGS_END_OF_LIST | |
| 1840 | MPI_SGE_FLAGS_END_OF_BUFFER; |
| 1841 | } |
| 1842 | MPI_pSGE_SET_FLAGS(se, tf); |
| 1843 | se->FlagsLength = htole32(se->FlagsLength); |
| 1844 | } |
| 1845 | |
| 1846 | if (seg == nseg) { |
| 1847 | goto out; |
| 1848 | } |
| 1849 | |
| 1850 | /* |
| 1851 | * Tell the IOC where to find the first chain element. |
| 1852 | */ |
| 1853 | hdrp->ChainOffset = ((char *)se - (char *)hdrp) >> 2; |
| 1854 | nxt_off = MPT_RQSL(mpt); |
| 1855 | trq = req; |
| 1856 | |
| 1857 | /* |
| 1858 | * Make up the rest of the data segments out of a chain element |
| 1859 | * (contained in the current request frame) which points to |
| 1860 | * SIMPLE32 elements in the next request frame, possibly ending |
| 1861 | * with *another* chain element (if there's more). |
| 1862 | */ |
| 1863 | while (seg < nseg) { |
| 1864 | int this_seg_lim; |
| 1865 | uint32_t tf, cur_off; |
| 1866 | bus_addr_t chain_list_addr; |
| 1867 | |
| 1868 | /* |
| 1869 | * Point to the chain descriptor. Note that the chain |
| 1870 | * descriptor is at the end of the *previous* list (whether |
| 1871 | * chain or simple). |
| 1872 | */ |
| 1873 | ce = (SGE_CHAIN32 *) se; |
| 1874 | |
| 1875 | /* |
| 1876 | * Before we change our current pointer, make sure we won't |
| 1877 | * overflow the request area with this frame. Note that we |
| 1878 | * test against 'greater than' here as it's okay in this case |
| 1879 | * to have next offset be just outside the request area. |
| 1880 | */ |
| 1881 | if ((nxt_off + MPT_RQSL(mpt)) > MPT_REQUEST_AREA) { |
| 1882 | nxt_off = MPT_REQUEST_AREA; |
| 1883 | goto next_chain; |
| 1884 | } |
| 1885 | |
| 1886 | /* |
| 1887 | * Set our SGE element pointer to the beginning of the chain |
| 1888 | * list and update our next chain list offset. |
| 1889 | */ |
| 1890 | se = (SGE_SIMPLE32 *) &mpt_off[nxt_off]; |
| 1891 | cur_off = nxt_off; |
| 1892 | nxt_off += MPT_RQSL(mpt); |
| 1893 | |
| 1894 | /* |
| 1895 | * Now initialize the chain descriptor. |
| 1896 | */ |
| 1897 | memset(ce, 0, sizeof (*ce)); |
| 1898 | |
| 1899 | /* |
| 1900 | * Get the physical address of the chain list. |
| 1901 | */ |
| 1902 | chain_list_addr = trq->req_pbuf; |
| 1903 | chain_list_addr += cur_off; |
| 1904 | |
| 1905 | |
| 1906 | |
| 1907 | ce->Address = htole32(chain_list_addr); |
| 1908 | ce->Flags = MPI_SGE_FLAGS_CHAIN_ELEMENT; |
| 1909 | |
| 1910 | |
| 1911 | /* |
| 1912 | * If we have more than a frame's worth of segments left, |
| 1913 | * set up the chain list to have the last element be another |
| 1914 | * chain descriptor. |
| 1915 | */ |
| 1916 | if ((nseg - seg) > MPT_NSGL(mpt)) { |
| 1917 | this_seg_lim = seg + MPT_NSGL(mpt) - 1; |
| 1918 | /* |
| 1919 | * The length of the chain is the length in bytes of the |
| 1920 | * number of segments plus the next chain element. |
| 1921 | * |
| 1922 | * The next chain descriptor offset is the length, |
| 1923 | * in words, of the number of segments. |
| 1924 | */ |
| 1925 | ce->Length = (this_seg_lim - seg) * |
| 1926 | sizeof (SGE_SIMPLE32); |
| 1927 | ce->NextChainOffset = ce->Length >> 2; |
| 1928 | ce->Length += sizeof (SGE_CHAIN32); |
| 1929 | } else { |
| 1930 | this_seg_lim = nseg; |
| 1931 | ce->Length = (this_seg_lim - seg) * |
| 1932 | sizeof (SGE_SIMPLE32); |
| 1933 | } |
| 1934 | ce->Length = htole16(ce->Length); |
| 1935 | |
| 1936 | /* |
| 1937 | * Fill in the chain list SGE elements with our segment data. |
| 1938 | * |
| 1939 | * If we're the last element in this chain list, set the last |
| 1940 | * element flag. If we're the completely last element period, |
| 1941 | * set the end of list and end of buffer flags. |
| 1942 | */ |
| 1943 | while (seg < this_seg_lim) { |
| 1944 | memset(se, 0, sizeof (*se)); |
| 1945 | se->Address = htole32(dm_segs->ds_addr); |
| 1946 | |
| 1947 | MPI_pSGE_SET_LENGTH(se, dm_segs->ds_len); |
| 1948 | tf = flags; |
| 1949 | if (seg == this_seg_lim - 1) { |
| 1950 | tf |= MPI_SGE_FLAGS_LAST_ELEMENT; |
| 1951 | } |
| 1952 | if (seg == nseg - 1) { |
| 1953 | tf |= MPI_SGE_FLAGS_END_OF_LIST | |
| 1954 | MPI_SGE_FLAGS_END_OF_BUFFER; |
| 1955 | } |
| 1956 | MPI_pSGE_SET_FLAGS(se, tf); |
| 1957 | se->FlagsLength = htole32(se->FlagsLength); |
| 1958 | se++; |
| 1959 | seg++; |
| 1960 | dm_segs++; |
| 1961 | } |
| 1962 | |
| 1963 | next_chain: |
| 1964 | /* |
| 1965 | * If we have more segments to do and we've used up all of |
| 1966 | * the space in a request area, go allocate another one |
| 1967 | * and chain to that. |
| 1968 | */ |
| 1969 | if (seg < nseg && nxt_off >= MPT_REQUEST_AREA) { |
| 1970 | request_t *nrq; |
| 1971 | |
| 1972 | nrq = mpt_get_request(mpt, FALSE); |
| 1973 | |
| 1974 | if (nrq == NULL) { |
| 1975 | error = ENOMEM; |
| 1976 | goto bad; |
| 1977 | } |
| 1978 | |
| 1979 | /* |
| 1980 | * Append the new request area on the tail of our list. |
| 1981 | */ |
| 1982 | if ((trq = req->chain) == NULL) { |
| 1983 | req->chain = nrq; |
| 1984 | } else { |
| 1985 | while (trq->chain != NULL) { |
| 1986 | trq = trq->chain; |
| 1987 | } |
| 1988 | trq->chain = nrq; |
| 1989 | } |
| 1990 | trq = nrq; |
| 1991 | mpt_off = trq->req_vbuf; |
| 1992 | if (mpt->verbose >= MPT_PRT_DEBUG) { |
| 1993 | memset(mpt_off, 0xff, MPT_REQUEST_AREA); |
| 1994 | } |
| 1995 | nxt_off = 0; |
| 1996 | } |
| 1997 | } |
| 1998 | out: |
| 1999 | |
| 2000 | /* |
| 2001 | * Last time we need to check if this CCB needs to be aborted. |
| 2002 | */ |
| 2003 | if ((ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_INPROG) { |
| 2004 | if (hdrp->Function == MPI_FUNCTION_TARGET_ASSIST) { |
| 2005 | request_t *cmd_req = |
| 2006 | MPT_TAG_2_REQ(mpt, ccb->csio.tag_id); |
| 2007 | MPT_TGT_STATE(mpt, cmd_req)->state = TGT_STATE_IN_CAM; |
| 2008 | MPT_TGT_STATE(mpt, cmd_req)->ccb = NULL; |
| 2009 | MPT_TGT_STATE(mpt, cmd_req)->req = NULL; |
| 2010 | } |
| 2011 | mpt_prt(mpt, |
| 2012 | "mpt_execute_req: I/O cancelled (status 0x%x)\n", |
| 2013 | ccb->ccb_h.status & CAM_STATUS_MASK); |
| 2014 | if (nseg && (ccb->ccb_h.flags & CAM_SG_LIST_PHYS) == 0) { |
| 2015 | bus_dmamap_unload(mpt->buffer_dmat, req->dmap); |
| 2016 | } |
| 2017 | ccb->ccb_h.status &= ~CAM_SIM_QUEUED; |
| 2018 | KASSERT(ccb->ccb_h.status, ("zero ccb sts at %d", __LINE__)); |
| 2019 | xpt_done(ccb); |
| 2020 | mpt_free_request(mpt, req); |
| 2021 | return; |
| 2022 | } |
| 2023 | |
| 2024 | ccb->ccb_h.status |= CAM_SIM_QUEUED; |
| 2025 | if (ccb->ccb_h.timeout != CAM_TIME_INFINITY) { |
| 2026 | mpt_req_timeout(req, (ccb->ccb_h.timeout * hz) / 1000, |
| 2027 | mpt_timeout, ccb); |
| 2028 | } |
| 2029 | if (mpt->verbose > MPT_PRT_DEBUG) { |
| 2030 | int nc = 0; |
| 2031 | mpt_print_request(req->req_vbuf); |
| 2032 | for (trq = req->chain; trq; trq = trq->chain) { |
| 2033 | kprintf(" Additional Chain Area %d\n", nc++); |
| 2034 | mpt_dump_sgl(trq->req_vbuf, 0); |
| 2035 | } |
| 2036 | } |
| 2037 | |
| 2038 | if (hdrp->Function == MPI_FUNCTION_TARGET_ASSIST) { |
| 2039 | request_t *cmd_req = MPT_TAG_2_REQ(mpt, ccb->csio.tag_id); |
| 2040 | mpt_tgt_state_t *tgt = MPT_TGT_STATE(mpt, cmd_req); |
| 2041 | #ifdef WE_TRUST_AUTO_GOOD_STATUS |
| 2042 | if ((ccb->ccb_h.flags & CAM_SEND_STATUS) && |
| 2043 | csio->scsi_status == SCSI_STATUS_OK && tgt->resid == 0) { |
| 2044 | tgt->state = TGT_STATE_MOVING_DATA_AND_STATUS; |
| 2045 | } else { |
| 2046 | tgt->state = TGT_STATE_MOVING_DATA; |
| 2047 | } |
| 2048 | #else |
| 2049 | tgt->state = TGT_STATE_MOVING_DATA; |
| 2050 | #endif |
| 2051 | } |
| 2052 | mpt_send_cmd(mpt, req); |
| 2053 | } |
| 2054 | |
| 2055 | static void |
| 2056 | mpt_start(struct cam_sim *sim, union ccb *ccb) |
| 2057 | { |
| 2058 | request_t *req; |
| 2059 | struct mpt_softc *mpt; |
| 2060 | MSG_SCSI_IO_REQUEST *mpt_req; |
| 2061 | struct ccb_scsiio *csio = &ccb->csio; |
| 2062 | struct ccb_hdr *ccbh = &ccb->ccb_h; |
| 2063 | bus_dmamap_callback_t *cb; |
| 2064 | target_id_t tgt; |
| 2065 | int raid_passthru; |
| 2066 | |
| 2067 | /* Get the pointer for the physical addapter */ |
| 2068 | mpt = ccb->ccb_h.ccb_mpt_ptr; |
| 2069 | raid_passthru = (sim == mpt->phydisk_sim); |
| 2070 | |
| 2071 | if ((req = mpt_get_request(mpt, FALSE)) == NULL) { |
| 2072 | if (mpt->outofbeer == 0) { |
| 2073 | mpt->outofbeer = 1; |
| 2074 | xpt_freeze_simq(mpt->sim, 1); |
| 2075 | mpt_lprt(mpt, MPT_PRT_DEBUG, "FREEZEQ\n"); |
| 2076 | } |
| 2077 | ccb->ccb_h.status &= ~CAM_SIM_QUEUED; |
| 2078 | mpt_set_ccb_status(ccb, CAM_REQUEUE_REQ); |
| 2079 | xpt_done(ccb); |
| 2080 | return; |
| 2081 | } |
| 2082 | #ifdef INVARIANTS |
| 2083 | mpt_req_not_spcl(mpt, req, "mpt_start", __LINE__); |
| 2084 | #endif |
| 2085 | |
| 2086 | if (sizeof (bus_addr_t) > 4) { |
| 2087 | cb = mpt_execute_req_a64; |
| 2088 | } else { |
| 2089 | cb = mpt_execute_req; |
| 2090 | } |
| 2091 | |
| 2092 | /* |
| 2093 | * Link the ccb and the request structure so we can find |
| 2094 | * the other knowing either the request or the ccb |
| 2095 | */ |
| 2096 | req->ccb = ccb; |
| 2097 | ccb->ccb_h.ccb_req_ptr = req; |
| 2098 | |
| 2099 | /* Now we build the command for the IOC */ |
| 2100 | mpt_req = req->req_vbuf; |
| 2101 | memset(mpt_req, 0, sizeof (MSG_SCSI_IO_REQUEST)); |
| 2102 | |
| 2103 | mpt_req->Function = MPI_FUNCTION_SCSI_IO_REQUEST; |
| 2104 | if (raid_passthru) { |
| 2105 | mpt_req->Function = MPI_FUNCTION_RAID_SCSI_IO_PASSTHROUGH; |
| 2106 | if (mpt_map_physdisk(mpt, ccb, &tgt) != 0) { |
| 2107 | ccb->ccb_h.status &= ~CAM_SIM_QUEUED; |
| 2108 | mpt_set_ccb_status(ccb, CAM_DEV_NOT_THERE); |
| 2109 | xpt_done(ccb); |
| 2110 | return; |
| 2111 | } |
| 2112 | mpt_req->Bus = 0; /* we never set bus here */ |
| 2113 | } else { |
| 2114 | tgt = ccb->ccb_h.target_id; |
| 2115 | mpt_req->Bus = 0; /* XXX */ |
| 2116 | |
| 2117 | } |
| 2118 | mpt_req->SenseBufferLength = |
| 2119 | (csio->sense_len < MPT_SENSE_SIZE) ? |
| 2120 | csio->sense_len : MPT_SENSE_SIZE; |
| 2121 | |
| 2122 | /* |
| 2123 | * We use the message context to find the request structure when we |
| 2124 | * Get the command completion interrupt from the IOC. |
| 2125 | */ |
| 2126 | mpt_req->MsgContext = htole32(req->index | scsi_io_handler_id); |
| 2127 | |
| 2128 | /* Which physical device to do the I/O on */ |
| 2129 | mpt_req->TargetID = tgt; |
| 2130 | |
| 2131 | /* We assume a single level LUN type */ |
| 2132 | if (ccb->ccb_h.target_lun >= MPT_MAX_LUNS) { |
| 2133 | mpt_req->LUN[0] = 0x40 | ((ccb->ccb_h.target_lun >> 8) & 0x3f); |
| 2134 | mpt_req->LUN[1] = ccb->ccb_h.target_lun & 0xff; |
| 2135 | } else { |
| 2136 | mpt_req->LUN[1] = ccb->ccb_h.target_lun; |
| 2137 | } |
| 2138 | |
| 2139 | /* Set the direction of the transfer */ |
| 2140 | if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { |
| 2141 | mpt_req->Control = MPI_SCSIIO_CONTROL_READ; |
| 2142 | } else if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_OUT) { |
| 2143 | mpt_req->Control = MPI_SCSIIO_CONTROL_WRITE; |
| 2144 | } else { |
| 2145 | mpt_req->Control = MPI_SCSIIO_CONTROL_NODATATRANSFER; |
| 2146 | } |
| 2147 | |
| 2148 | if ((ccb->ccb_h.flags & CAM_TAG_ACTION_VALID) != 0) { |
| 2149 | switch(ccb->csio.tag_action) { |
| 2150 | case MSG_HEAD_OF_Q_TAG: |
| 2151 | mpt_req->Control |= MPI_SCSIIO_CONTROL_HEADOFQ; |
| 2152 | break; |
| 2153 | case MSG_ACA_TASK: |
| 2154 | mpt_req->Control |= MPI_SCSIIO_CONTROL_ACAQ; |
| 2155 | break; |
| 2156 | case MSG_ORDERED_Q_TAG: |
| 2157 | mpt_req->Control |= MPI_SCSIIO_CONTROL_ORDEREDQ; |
| 2158 | break; |
| 2159 | case MSG_SIMPLE_Q_TAG: |
| 2160 | default: |
| 2161 | mpt_req->Control |= MPI_SCSIIO_CONTROL_SIMPLEQ; |
| 2162 | break; |
| 2163 | } |
| 2164 | } else { |
| 2165 | if (mpt->is_fc || mpt->is_sas) { |
| 2166 | mpt_req->Control |= MPI_SCSIIO_CONTROL_SIMPLEQ; |
| 2167 | } else { |
| 2168 | /* XXX No such thing for a target doing packetized. */ |
| 2169 | mpt_req->Control |= MPI_SCSIIO_CONTROL_UNTAGGED; |
| 2170 | } |
| 2171 | } |
| 2172 | |
| 2173 | if (mpt->is_spi) { |
| 2174 | if (ccb->ccb_h.flags & CAM_DIS_DISCONNECT) { |
| 2175 | mpt_req->Control |= MPI_SCSIIO_CONTROL_NO_DISCONNECT; |
| 2176 | } |
| 2177 | } |
| 2178 | mpt_req->Control = htole32(mpt_req->Control); |
| 2179 | |
| 2180 | /* Copy the scsi command block into place */ |
| 2181 | if ((ccb->ccb_h.flags & CAM_CDB_POINTER) != 0) { |
| 2182 | bcopy(csio->cdb_io.cdb_ptr, mpt_req->CDB, csio->cdb_len); |
| 2183 | } else { |
| 2184 | bcopy(csio->cdb_io.cdb_bytes, mpt_req->CDB, csio->cdb_len); |
| 2185 | } |
| 2186 | |
| 2187 | mpt_req->CDBLength = csio->cdb_len; |
| 2188 | mpt_req->DataLength = htole32(csio->dxfer_len); |
| 2189 | mpt_req->SenseBufferLowAddr = htole32(req->sense_pbuf); |
| 2190 | |
| 2191 | /* |
| 2192 | * Do a *short* print here if we're set to MPT_PRT_DEBUG |
| 2193 | */ |
| 2194 | if (mpt->verbose == MPT_PRT_DEBUG) { |
| 2195 | U32 df; |
| 2196 | mpt_prt(mpt, "mpt_start: %s op 0x%x ", |
| 2197 | (mpt_req->Function == MPI_FUNCTION_SCSI_IO_REQUEST)? |
| 2198 | "SCSI_IO_REQUEST" : "SCSI_IO_PASSTHRU", mpt_req->CDB[0]); |
| 2199 | df = mpt_req->Control & MPI_SCSIIO_CONTROL_DATADIRECTION_MASK; |
| 2200 | if (df != MPI_SCSIIO_CONTROL_NODATATRANSFER) { |
| 2201 | mpt_prtc(mpt, "(%s %u byte%s ", |
| 2202 | (df == MPI_SCSIIO_CONTROL_READ)? |
| 2203 | "read" : "write", csio->dxfer_len, |
| 2204 | (csio->dxfer_len == 1)? ")" : "s)"); |
| 2205 | } |
| 2206 | mpt_prtc(mpt, "tgt %u lun %u req %p:%u\n", tgt, |
| 2207 | ccb->ccb_h.target_lun, req, req->serno); |
| 2208 | } |
| 2209 | |
| 2210 | /* |
| 2211 | * If we have any data to send with this command map it into bus space. |
| 2212 | */ |
| 2213 | if ((ccbh->flags & CAM_DIR_MASK) != CAM_DIR_NONE) { |
| 2214 | if ((ccbh->flags & CAM_SCATTER_VALID) == 0) { |
| 2215 | /* |
| 2216 | * We've been given a pointer to a single buffer. |
| 2217 | */ |
| 2218 | if ((ccbh->flags & CAM_DATA_PHYS) == 0) { |
| 2219 | /* |
| 2220 | * Virtual address that needs to translated into |
| 2221 | * one or more physical address ranges. |
| 2222 | */ |
| 2223 | int error; |
| 2224 | crit_enter(); |
| 2225 | error = bus_dmamap_load(mpt->buffer_dmat, |
| 2226 | req->dmap, csio->data_ptr, csio->dxfer_len, |
| 2227 | cb, req, 0); |
| 2228 | crit_exit(); |
| 2229 | if (error == EINPROGRESS) { |
| 2230 | /* |
| 2231 | * So as to maintain ordering, |
| 2232 | * freeze the controller queue |
| 2233 | * until our mapping is |
| 2234 | * returned. |
| 2235 | */ |
| 2236 | xpt_freeze_simq(mpt->sim, 1); |
| 2237 | ccbh->status |= CAM_RELEASE_SIMQ; |
| 2238 | } |
| 2239 | } else { |
| 2240 | /* |
| 2241 | * We have been given a pointer to single |
| 2242 | * physical buffer. |
| 2243 | */ |
| 2244 | struct bus_dma_segment seg; |
| 2245 | seg.ds_addr = |
| 2246 | (bus_addr_t)(vm_offset_t)csio->data_ptr; |
| 2247 | seg.ds_len = csio->dxfer_len; |
| 2248 | (*cb)(req, &seg, 1, 0); |
| 2249 | } |
| 2250 | } else { |
| 2251 | /* |
| 2252 | * We have been given a list of addresses. |
| 2253 | * This case could be easily supported but they are not |
| 2254 | * currently generated by the CAM subsystem so there |
| 2255 | * is no point in wasting the time right now. |
| 2256 | */ |
| 2257 | struct bus_dma_segment *segs; |
| 2258 | if ((ccbh->flags & CAM_SG_LIST_PHYS) == 0) { |
| 2259 | (*cb)(req, NULL, 0, EFAULT); |
| 2260 | } else { |
| 2261 | /* Just use the segments provided */ |
| 2262 | segs = (struct bus_dma_segment *)csio->data_ptr; |
| 2263 | (*cb)(req, segs, csio->sglist_cnt, 0); |
| 2264 | } |
| 2265 | } |
| 2266 | } else { |
| 2267 | (*cb)(req, NULL, 0, 0); |
| 2268 | } |
| 2269 | } |
| 2270 | |
| 2271 | static int |
| 2272 | mpt_bus_reset(struct mpt_softc *mpt, target_id_t tgt, lun_id_t lun, |
| 2273 | int sleep_ok) |
| 2274 | { |
| 2275 | int error; |
| 2276 | uint16_t status; |
| 2277 | uint8_t response; |
| 2278 | |
| 2279 | error = mpt_scsi_send_tmf(mpt, |
| 2280 | (tgt != CAM_TARGET_WILDCARD || lun != CAM_LUN_WILDCARD) ? |
| 2281 | MPI_SCSITASKMGMT_TASKTYPE_TARGET_RESET : |
| 2282 | MPI_SCSITASKMGMT_TASKTYPE_RESET_BUS, |
| 2283 | mpt->is_fc ? MPI_SCSITASKMGMT_MSGFLAGS_LIP_RESET_OPTION : 0, |
| 2284 | 0, /* XXX How do I get the channel ID? */ |
| 2285 | tgt != CAM_TARGET_WILDCARD ? tgt : 0, |
| 2286 | lun != CAM_LUN_WILDCARD ? lun : 0, |
| 2287 | 0, sleep_ok); |
| 2288 | |
| 2289 | if (error != 0) { |
| 2290 | /* |
| 2291 | * mpt_scsi_send_tmf hard resets on failure, so no |
| 2292 | * need to do so here. |
| 2293 | */ |
| 2294 | mpt_prt(mpt, |
| 2295 | "mpt_bus_reset: mpt_scsi_send_tmf returned %d\n", error); |
| 2296 | return (EIO); |
| 2297 | } |
| 2298 | |
| 2299 | /* Wait for bus reset to be processed by the IOC. */ |
| 2300 | error = mpt_wait_req(mpt, mpt->tmf_req, REQ_STATE_DONE, |
| 2301 | REQ_STATE_DONE, sleep_ok, 5000); |
| 2302 | |
| 2303 | status = le16toh(mpt->tmf_req->IOCStatus); |
| 2304 | response = mpt->tmf_req->ResponseCode; |
| 2305 | mpt->tmf_req->state = REQ_STATE_FREE; |
| 2306 | |
| 2307 | if (error) { |
| 2308 | mpt_prt(mpt, "mpt_bus_reset: Reset timed-out. " |
| 2309 | "Resetting controller.\n"); |
| 2310 | mpt_reset(mpt, TRUE); |
| 2311 | return (ETIMEDOUT); |
| 2312 | } |
| 2313 | |
| 2314 | if ((status & MPI_IOCSTATUS_MASK) != MPI_IOCSTATUS_SUCCESS) { |
| 2315 | mpt_prt(mpt, "mpt_bus_reset: TMF IOC Status 0x%x. " |
| 2316 | "Resetting controller.\n", status); |
| 2317 | mpt_reset(mpt, TRUE); |
| 2318 | return (EIO); |
| 2319 | } |
| 2320 | |
| 2321 | if (response != MPI_SCSITASKMGMT_RSP_TM_SUCCEEDED && |
| 2322 | response != MPI_SCSITASKMGMT_RSP_TM_COMPLETE) { |
| 2323 | mpt_prt(mpt, "mpt_bus_reset: TMF Response 0x%x. " |
| 2324 | "Resetting controller.\n", response); |
| 2325 | mpt_reset(mpt, TRUE); |
| 2326 | return (EIO); |
| 2327 | } |
| 2328 | return (0); |
| 2329 | } |
| 2330 | |
| 2331 | static int |
| 2332 | mpt_fc_reset_link(struct mpt_softc *mpt, int dowait) |
| 2333 | { |
| 2334 | int r = 0; |
| 2335 | request_t *req; |
| 2336 | PTR_MSG_FC_PRIMITIVE_SEND_REQUEST fc; |
| 2337 | |
| 2338 | req = mpt_get_request(mpt, FALSE); |
| 2339 | if (req == NULL) { |
| 2340 | return (ENOMEM); |
| 2341 | } |
| 2342 | fc = req->req_vbuf; |
| 2343 | memset(fc, 0, sizeof(*fc)); |
| 2344 | fc->SendFlags = MPI_FC_PRIM_SEND_FLAGS_RESET_LINK; |
| 2345 | fc->Function = MPI_FUNCTION_FC_PRIMITIVE_SEND; |
| 2346 | fc->MsgContext = htole32(req->index | fc_els_handler_id); |
| 2347 | mpt_send_cmd(mpt, req); |
| 2348 | if (dowait) { |
| 2349 | r = mpt_wait_req(mpt, req, REQ_STATE_DONE, |
| 2350 | REQ_STATE_DONE, FALSE, 60 * 1000); |
| 2351 | if (r == 0) { |
| 2352 | mpt_free_request(mpt, req); |
| 2353 | } |
| 2354 | } |
| 2355 | return (r); |
| 2356 | } |
| 2357 | |
| 2358 | static void |
| 2359 | mpt_cam_rescan_callback(struct cam_periph *periph, union ccb *ccb) |
| 2360 | { |
| 2361 | xpt_free_path(ccb->ccb_h.path); |
| 2362 | xpt_free_ccb(&ccb->ccb_h); |
| 2363 | } |
| 2364 | |
| 2365 | static int |
| 2366 | mpt_cam_event(struct mpt_softc *mpt, request_t *req, |
| 2367 | MSG_EVENT_NOTIFY_REPLY *msg) |
| 2368 | { |
| 2369 | uint32_t data0, data1; |
| 2370 | |
| 2371 | data0 = le32toh(msg->Data[0]); |
| 2372 | data1 = le32toh(msg->Data[1]); |
| 2373 | switch(msg->Event & 0xFF) { |
| 2374 | case MPI_EVENT_UNIT_ATTENTION: |
| 2375 | mpt_prt(mpt, "UNIT ATTENTION: Bus: 0x%02x TargetID: 0x%02x\n", |
| 2376 | (data0 >> 8) & 0xff, data0 & 0xff); |
| 2377 | break; |
| 2378 | |
| 2379 | case MPI_EVENT_IOC_BUS_RESET: |
| 2380 | /* We generated a bus reset */ |
| 2381 | mpt_prt(mpt, "IOC Generated Bus Reset Port: %d\n", |
| 2382 | (data0 >> 8) & 0xff); |
| 2383 | xpt_async(AC_BUS_RESET, mpt->path, NULL); |
| 2384 | break; |
| 2385 | |
| 2386 | case MPI_EVENT_EXT_BUS_RESET: |
| 2387 | /* Someone else generated a bus reset */ |
| 2388 | mpt_prt(mpt, "External Bus Reset Detected\n"); |
| 2389 | /* |
| 2390 | * These replies don't return EventData like the MPI |
| 2391 | * spec says they do |
| 2392 | */ |
| 2393 | xpt_async(AC_BUS_RESET, mpt->path, NULL); |
| 2394 | break; |
| 2395 | |
| 2396 | case MPI_EVENT_RESCAN: |
| 2397 | { |
| 2398 | union ccb *ccb; |
| 2399 | uint32_t pathid; |
| 2400 | /* |
| 2401 | * In general this means a device has been added to the loop. |
| 2402 | */ |
| 2403 | mpt_prt(mpt, "Rescan Port: %d\n", (data0 >> 8) & 0xff); |
| 2404 | if (mpt->ready == 0) { |
| 2405 | break; |
| 2406 | } |
| 2407 | if (mpt->phydisk_sim) { |
| 2408 | pathid = cam_sim_path(mpt->phydisk_sim); |
| 2409 | } else { |
| 2410 | pathid = cam_sim_path(mpt->sim); |
| 2411 | } |
| 2412 | /* |
| 2413 | * Allocate a CCB, create a wildcard path for this bus, |
| 2414 | * and schedule a rescan. |
| 2415 | */ |
| 2416 | ccb = xpt_alloc_ccb(); |
| 2417 | |
| 2418 | if (xpt_create_path(&ccb->ccb_h.path, xpt_periph, pathid, |
| 2419 | CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD) != CAM_REQ_CMP) { |
| 2420 | mpt_prt(mpt, "unable to create path for rescan\n"); |
| 2421 | xpt_free_ccb(&ccb->ccb_h); |
| 2422 | break; |
| 2423 | } |
| 2424 | |
| 2425 | xpt_setup_ccb(&ccb->ccb_h, ccb->ccb_h.path, /*lowpri*/5); |
| 2426 | ccb->ccb_h.func_code = XPT_SCAN_BUS; |
| 2427 | ccb->ccb_h.cbfcnp = mpt_cam_rescan_callback; |
| 2428 | ccb->crcn.flags = CAM_FLAG_NONE; |
| 2429 | xpt_action(ccb); |
| 2430 | /* scan is now in progress */ |
| 2431 | |
| 2432 | break; |
| 2433 | } |
| 2434 | case MPI_EVENT_LINK_STATUS_CHANGE: |
| 2435 | mpt_prt(mpt, "Port %d: LinkState: %s\n", |
| 2436 | (data1 >> 8) & 0xff, |
| 2437 | ((data0 & 0xff) == 0)? "Failed" : "Active"); |
| 2438 | break; |
| 2439 | |
| 2440 | case MPI_EVENT_LOOP_STATE_CHANGE: |
| 2441 | switch ((data0 >> 16) & 0xff) { |
| 2442 | case 0x01: |
| 2443 | mpt_prt(mpt, |
| 2444 | "Port 0x%x: FC LinkEvent: LIP(%02x,%02x) " |
| 2445 | "(Loop Initialization)\n", |
| 2446 | (data1 >> 8) & 0xff, |
| 2447 | (data0 >> 8) & 0xff, |
| 2448 | (data0 ) & 0xff); |
| 2449 | switch ((data0 >> 8) & 0xff) { |
| 2450 | case 0xF7: |
| 2451 | if ((data0 & 0xff) == 0xF7) { |
| 2452 | mpt_prt(mpt, "Device needs AL_PA\n"); |
| 2453 | } else { |
| 2454 | mpt_prt(mpt, "Device %02x doesn't like " |
| 2455 | "FC performance\n", |
| 2456 | data0 & 0xFF); |
| 2457 | } |
| 2458 | break; |
| 2459 | case 0xF8: |
| 2460 | if ((data0 & 0xff) == 0xF7) { |
| 2461 | mpt_prt(mpt, "Device had loop failure " |
| 2462 | "at its receiver prior to acquiring" |
| 2463 | " AL_PA\n"); |
| 2464 | } else { |
| 2465 | mpt_prt(mpt, "Device %02x detected loop" |
| 2466 | " failure at its receiver\n", |
| 2467 | data0 & 0xFF); |
| 2468 | } |
| 2469 | break; |
| 2470 | default: |
| 2471 | mpt_prt(mpt, "Device %02x requests that device " |
| 2472 | "%02x reset itself\n", |
| 2473 | data0 & 0xFF, |
| 2474 | (data0 >> 8) & 0xFF); |
| 2475 | break; |
| 2476 | } |
| 2477 | break; |
| 2478 | case 0x02: |
| 2479 | mpt_prt(mpt, "Port 0x%x: FC LinkEvent: " |
| 2480 | "LPE(%02x,%02x) (Loop Port Enable)\n", |
| 2481 | (data1 >> 8) & 0xff, /* Port */ |
| 2482 | (data0 >> 8) & 0xff, /* Character 3 */ |
| 2483 | (data0 ) & 0xff /* Character 4 */); |
| 2484 | break; |
| 2485 | case 0x03: |
| 2486 | mpt_prt(mpt, "Port 0x%x: FC LinkEvent: " |
| 2487 | "LPB(%02x,%02x) (Loop Port Bypass)\n", |
| 2488 | (data1 >> 8) & 0xff, /* Port */ |
| 2489 | (data0 >> 8) & 0xff, /* Character 3 */ |
| 2490 | (data0 ) & 0xff /* Character 4 */); |
| 2491 | break; |
| 2492 | default: |
| 2493 | mpt_prt(mpt, "Port 0x%x: FC LinkEvent: Unknown " |
| 2494 | "FC event (%02x %02x %02x)\n", |
| 2495 | (data1 >> 8) & 0xff, /* Port */ |
| 2496 | (data0 >> 16) & 0xff, /* Event */ |
| 2497 | (data0 >> 8) & 0xff, /* Character 3 */ |
| 2498 | (data0 ) & 0xff /* Character 4 */); |
| 2499 | } |
| 2500 | break; |
| 2501 | |
| 2502 | case MPI_EVENT_LOGOUT: |
| 2503 | mpt_prt(mpt, "FC Logout Port: %d N_PortID: %02x\n", |
| 2504 | (data1 >> 8) & 0xff, data0); |
| 2505 | break; |
| 2506 | case MPI_EVENT_QUEUE_FULL: |
| 2507 | { |
| 2508 | struct cam_sim *sim; |
| 2509 | struct cam_path *tmppath; |
| 2510 | struct ccb_relsim *crs; |
| 2511 | PTR_EVENT_DATA_QUEUE_FULL pqf; |
| 2512 | lun_id_t lun_id; |
| 2513 | |
| 2514 | pqf = (PTR_EVENT_DATA_QUEUE_FULL)msg->Data; |
| 2515 | pqf->CurrentDepth = le16toh(pqf->CurrentDepth); |
| 2516 | mpt_prt(mpt, "QUEUE FULL EVENT: Bus 0x%02x Target 0x%02x Depth " |
| 2517 | "%d\n", pqf->Bus, pqf->TargetID, pqf->CurrentDepth); |
| 2518 | if (mpt->phydisk_sim && mpt_is_raid_member(mpt, |
| 2519 | pqf->TargetID) != 0) { |
| 2520 | sim = mpt->phydisk_sim; |
| 2521 | } else { |
| 2522 | sim = mpt->sim; |
| 2523 | } |
| 2524 | for (lun_id = 0; lun_id < MPT_MAX_LUNS; lun_id++) { |
| 2525 | if (xpt_create_path(&tmppath, NULL, cam_sim_path(sim), |
| 2526 | pqf->TargetID, lun_id) != CAM_REQ_CMP) { |
| 2527 | mpt_prt(mpt, "unable to create a path to send " |
| 2528 | "XPT_REL_SIMQ"); |
| 2529 | break; |
| 2530 | } |
| 2531 | crs = &xpt_alloc_ccb()->crs; |
| 2532 | xpt_setup_ccb(&crs->ccb_h, tmppath, 5); |
| 2533 | crs->ccb_h.func_code = XPT_REL_SIMQ; |
| 2534 | crs->ccb_h.flags = CAM_DEV_QFREEZE; |
| 2535 | crs->release_flags = RELSIM_ADJUST_OPENINGS; |
| 2536 | crs->openings = pqf->CurrentDepth - 1; |
| 2537 | xpt_action((union ccb *)crs); |
| 2538 | if (crs->ccb_h.status != CAM_REQ_CMP) { |
| 2539 | mpt_prt(mpt, "XPT_REL_SIMQ failed\n"); |
| 2540 | } |
| 2541 | xpt_free_path(tmppath); |
| 2542 | xpt_free_ccb(&crs->ccb_h); |
| 2543 | } |
| 2544 | break; |
| 2545 | } |
| 2546 | case MPI_EVENT_IR_RESYNC_UPDATE: |
| 2547 | mpt_prt(mpt, "IR resync update %d completed\n", |
| 2548 | (data0 >> 16) & 0xff); |
| 2549 | break; |
| 2550 | case MPI_EVENT_SAS_DEVICE_STATUS_CHANGE: |
| 2551 | { |
| 2552 | union ccb *ccb; |
| 2553 | struct cam_sim *sim; |
| 2554 | struct cam_path *tmppath; |
| 2555 | PTR_EVENT_DATA_SAS_DEVICE_STATUS_CHANGE psdsc; |
| 2556 | |
| 2557 | psdsc = (PTR_EVENT_DATA_SAS_DEVICE_STATUS_CHANGE)msg->Data; |
| 2558 | if (mpt->phydisk_sim && mpt_is_raid_member(mpt, |
| 2559 | psdsc->TargetID) != 0) |
| 2560 | sim = mpt->phydisk_sim; |
| 2561 | else |
| 2562 | sim = mpt->sim; |
| 2563 | switch(psdsc->ReasonCode) { |
| 2564 | case MPI_EVENT_SAS_DEV_STAT_RC_ADDED: |
| 2565 | ccb = xpt_alloc_ccb(); |
| 2566 | if (xpt_create_path(&ccb->ccb_h.path, xpt_periph, |
| 2567 | cam_sim_path(sim), psdsc->TargetID, |
| 2568 | CAM_LUN_WILDCARD) != CAM_REQ_CMP) { |
| 2569 | mpt_prt(mpt, |
| 2570 | "unable to create path for rescan\n"); |
| 2571 | xpt_free_ccb(&ccb->ccb_h); |
| 2572 | break; |
| 2573 | } |
| 2574 | xpt_setup_ccb(&ccb->ccb_h, ccb->ccb_h.path, /*lopri*/5); |
| 2575 | ccb->ccb_h.func_code = XPT_SCAN_BUS; |
| 2576 | ccb->ccb_h.cbfcnp = mpt_cam_rescan_callback; |
| 2577 | ccb->crcn.flags = CAM_FLAG_NONE; |
| 2578 | xpt_action(ccb); |
| 2579 | /* scan now in progress */ |
| 2580 | break; |
| 2581 | case MPI_EVENT_SAS_DEV_STAT_RC_NOT_RESPONDING: |
| 2582 | if (xpt_create_path(&tmppath, NULL, cam_sim_path(sim), |
| 2583 | psdsc->TargetID, CAM_LUN_WILDCARD) != |
| 2584 | CAM_REQ_CMP) { |
| 2585 | mpt_prt(mpt, |
| 2586 | "unable to create path for async event"); |
| 2587 | break; |
| 2588 | } |
| 2589 | xpt_async(AC_LOST_DEVICE, tmppath, NULL); |
| 2590 | xpt_free_path(tmppath); |
| 2591 | break; |
| 2592 | case MPI_EVENT_SAS_DEV_STAT_RC_CMPL_INTERNAL_DEV_RESET: |
| 2593 | case MPI_EVENT_SAS_DEV_STAT_RC_CMPL_TASK_ABORT_INTERNAL: |
| 2594 | case MPI_EVENT_SAS_DEV_STAT_RC_INTERNAL_DEVICE_RESET: |
| 2595 | break; |
| 2596 | default: |
| 2597 | mpt_lprt(mpt, MPT_PRT_WARN, |
| 2598 | "SAS device status change: Bus: 0x%02x TargetID: " |
| 2599 | "0x%02x ReasonCode: 0x%02x\n", psdsc->Bus, |
| 2600 | psdsc->TargetID, psdsc->ReasonCode); |
| 2601 | break; |
| 2602 | } |
| 2603 | break; |
| 2604 | } |
| 2605 | case MPI_EVENT_SAS_DISCOVERY_ERROR: |
| 2606 | { |
| 2607 | PTR_EVENT_DATA_DISCOVERY_ERROR pde; |
| 2608 | |
| 2609 | pde = (PTR_EVENT_DATA_DISCOVERY_ERROR)msg->Data; |
| 2610 | pde->DiscoveryStatus = le32toh(pde->DiscoveryStatus); |
| 2611 | mpt_lprt(mpt, MPT_PRT_WARN, |
| 2612 | "SAS discovery error: Port: 0x%02x Status: 0x%08x\n", |
| 2613 | pde->Port, pde->DiscoveryStatus); |
| 2614 | break; |
| 2615 | } |
| 2616 | case MPI_EVENT_EVENT_CHANGE: |
| 2617 | case MPI_EVENT_INTEGRATED_RAID: |
| 2618 | case MPI_EVENT_IR2: |
| 2619 | case MPI_EVENT_LOG_ENTRY_ADDED: |
| 2620 | case MPI_EVENT_SAS_DISCOVERY: |
| 2621 | case MPI_EVENT_SAS_PHY_LINK_STATUS: |
| 2622 | case MPI_EVENT_SAS_SES: |
| 2623 | break; |
| 2624 | default: |
| 2625 | mpt_lprt(mpt, MPT_PRT_WARN, "mpt_cam_event: 0x%x\n", |
| 2626 | msg->Event & 0xFF); |
| 2627 | return (0); |
| 2628 | } |
| 2629 | return (1); |
| 2630 | } |
| 2631 | |
| 2632 | /* |
| 2633 | * Reply path for all SCSI I/O requests, called from our |
| 2634 | * interrupt handler by extracting our handler index from |
| 2635 | * the MsgContext field of the reply from the IOC. |
| 2636 | * |
| 2637 | * This routine is optimized for the common case of a |
| 2638 | * completion without error. All exception handling is |
| 2639 | * offloaded to non-inlined helper routines to minimize |
| 2640 | * cache footprint. |
| 2641 | */ |
| 2642 | static int |
| 2643 | mpt_scsi_reply_handler(struct mpt_softc *mpt, request_t *req, |
| 2644 | uint32_t reply_desc, MSG_DEFAULT_REPLY *reply_frame) |
| 2645 | { |
| 2646 | MSG_SCSI_IO_REQUEST *scsi_req; |
| 2647 | union ccb *ccb; |
| 2648 | |
| 2649 | if (req->state == REQ_STATE_FREE) { |
| 2650 | mpt_prt(mpt, "mpt_scsi_reply_handler: req already free\n"); |
| 2651 | return (TRUE); |
| 2652 | } |
| 2653 | |
| 2654 | scsi_req = (MSG_SCSI_IO_REQUEST *)req->req_vbuf; |
| 2655 | ccb = req->ccb; |
| 2656 | if (ccb == NULL) { |
| 2657 | mpt_prt(mpt, "mpt_scsi_reply_handler: req %p:%u with no ccb\n", |
| 2658 | req, req->serno); |
| 2659 | return (TRUE); |
| 2660 | } |
| 2661 | |
| 2662 | mpt_req_untimeout(req, mpt_timeout, ccb); |
| 2663 | ccb->ccb_h.status &= ~CAM_SIM_QUEUED; |
| 2664 | |
| 2665 | if ((ccb->ccb_h.flags & CAM_DIR_MASK) != CAM_DIR_NONE) { |
| 2666 | bus_dmasync_op_t op; |
| 2667 | |
| 2668 | if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) |
| 2669 | op = BUS_DMASYNC_POSTREAD; |
| 2670 | else |
| 2671 | op = BUS_DMASYNC_POSTWRITE; |
| 2672 | bus_dmamap_sync(mpt->buffer_dmat, req->dmap, op); |
| 2673 | bus_dmamap_unload(mpt->buffer_dmat, req->dmap); |
| 2674 | } |
| 2675 | |
| 2676 | if (reply_frame == NULL) { |
| 2677 | /* |
| 2678 | * Context only reply, completion without error status. |
| 2679 | */ |
| 2680 | ccb->csio.resid = 0; |
| 2681 | mpt_set_ccb_status(ccb, CAM_REQ_CMP); |
| 2682 | ccb->csio.scsi_status = SCSI_STATUS_OK; |
| 2683 | } else { |
| 2684 | mpt_scsi_reply_frame_handler(mpt, req, reply_frame); |
| 2685 | } |
| 2686 | |
| 2687 | if (mpt->outofbeer) { |
| 2688 | ccb->ccb_h.status |= CAM_RELEASE_SIMQ; |
| 2689 | mpt->outofbeer = 0; |
| 2690 | mpt_lprt(mpt, MPT_PRT_DEBUG, "THAWQ\n"); |
| 2691 | } |
| 2692 | if (scsi_req->CDB[0] == INQUIRY && (scsi_req->CDB[1] & SI_EVPD) == 0) { |
| 2693 | struct scsi_inquiry_data *iq = |
| 2694 | (struct scsi_inquiry_data *)ccb->csio.data_ptr; |
| 2695 | if (scsi_req->Function == |
| 2696 | MPI_FUNCTION_RAID_SCSI_IO_PASSTHROUGH) { |
| 2697 | /* |
| 2698 | * Fake out the device type so that only the |
| 2699 | * pass-thru device will attach. |
| 2700 | */ |
| 2701 | iq->device &= ~0x1F; |
| 2702 | iq->device |= T_NODEVICE; |
| 2703 | } |
| 2704 | } |
| 2705 | if (mpt->verbose == MPT_PRT_DEBUG) { |
| 2706 | mpt_prt(mpt, "mpt_scsi_reply_handler: %p:%u complete\n", |
| 2707 | req, req->serno); |
| 2708 | } |
| 2709 | KASSERT(ccb->ccb_h.status, ("zero ccb sts at %d", __LINE__)); |
| 2710 | xpt_done(ccb); |
| 2711 | if ((req->state & REQ_STATE_TIMEDOUT) == 0) { |
| 2712 | TAILQ_REMOVE(&mpt->request_pending_list, req, links); |
| 2713 | } else { |
| 2714 | mpt_prt(mpt, "completing timedout/aborted req %p:%u\n", |
| 2715 | req, req->serno); |
| 2716 | TAILQ_REMOVE(&mpt->request_timeout_list, req, links); |
| 2717 | } |
| 2718 | KASSERT((req->state & REQ_STATE_NEED_WAKEUP) == 0, |
| 2719 | ("CCB req needed wakeup")); |
| 2720 | #ifdef INVARIANTS |
| 2721 | mpt_req_not_spcl(mpt, req, "mpt_scsi_reply_handler", __LINE__); |
| 2722 | #endif |
| 2723 | mpt_free_request(mpt, req); |
| 2724 | return (TRUE); |
| 2725 | } |
| 2726 | |
| 2727 | static int |
| 2728 | mpt_scsi_tmf_reply_handler(struct mpt_softc *mpt, request_t *req, |
| 2729 | uint32_t reply_desc, MSG_DEFAULT_REPLY *reply_frame) |
| 2730 | { |
| 2731 | MSG_SCSI_TASK_MGMT_REPLY *tmf_reply; |
| 2732 | |
| 2733 | KASSERT(req == mpt->tmf_req, ("TMF Reply not using mpt->tmf_req")); |
| 2734 | #ifdef INVARIANTS |
| 2735 | mpt_req_not_spcl(mpt, req, "mpt_scsi_tmf_reply_handler", __LINE__); |
| 2736 | #endif |
| 2737 | tmf_reply = (MSG_SCSI_TASK_MGMT_REPLY *)reply_frame; |
| 2738 | /* Record IOC Status and Response Code of TMF for any waiters. */ |
| 2739 | req->IOCStatus = le16toh(tmf_reply->IOCStatus); |
| 2740 | req->ResponseCode = tmf_reply->ResponseCode; |
| 2741 | |
| 2742 | mpt_lprt(mpt, MPT_PRT_DEBUG, "TMF complete: req %p:%u status 0x%x\n", |
| 2743 | req, req->serno, le16toh(tmf_reply->IOCStatus)); |
| 2744 | TAILQ_REMOVE(&mpt->request_pending_list, req, links); |
| 2745 | if ((req->state & REQ_STATE_NEED_WAKEUP) != 0) { |
| 2746 | req->state |= REQ_STATE_DONE; |
| 2747 | wakeup(req); |
| 2748 | } else { |
| 2749 | mpt->tmf_req->state = REQ_STATE_FREE; |
| 2750 | } |
| 2751 | return (TRUE); |
| 2752 | } |
| 2753 | |
| 2754 | /* |
| 2755 | * XXX: Move to definitions file |
| 2756 | */ |
| 2757 | #define ELS 0x22 |
| 2758 | #define FC4LS 0x32 |
| 2759 | #define ABTS 0x81 |
| 2760 | #define BA_ACC 0x84 |
| 2761 | |
| 2762 | #define LS_RJT 0x01 |
| 2763 | #define LS_ACC 0x02 |
| 2764 | #define PLOGI 0x03 |
| 2765 | #define LOGO 0x05 |
| 2766 | #define SRR 0x14 |
| 2767 | #define PRLI 0x20 |
| 2768 | #define PRLO 0x21 |
| 2769 | #define ADISC 0x52 |
| 2770 | #define RSCN 0x61 |
| 2771 | |
| 2772 | static void |
| 2773 | mpt_fc_els_send_response(struct mpt_softc *mpt, request_t *req, |
| 2774 | PTR_MSG_LINK_SERVICE_BUFFER_POST_REPLY rp, U8 length) |
| 2775 | { |
| 2776 | uint32_t fl; |
| 2777 | MSG_LINK_SERVICE_RSP_REQUEST tmp; |
| 2778 | PTR_MSG_LINK_SERVICE_RSP_REQUEST rsp; |
| 2779 | |
| 2780 | /* |
| 2781 | * We are going to reuse the ELS request to send this response back. |
| 2782 | */ |
| 2783 | rsp = &tmp; |
| 2784 | memset(rsp, 0, sizeof(*rsp)); |
| 2785 | |
| 2786 | #ifdef USE_IMMEDIATE_LINK_DATA |
| 2787 | /* |
| 2788 | * Apparently the IMMEDIATE stuff doesn't seem to work. |
| 2789 | */ |
| 2790 | rsp->RspFlags = LINK_SERVICE_RSP_FLAGS_IMMEDIATE; |
| 2791 | #endif |
| 2792 | rsp->RspLength = length; |
| 2793 | rsp->Function = MPI_FUNCTION_FC_LINK_SRVC_RSP; |
| 2794 | rsp->MsgContext = htole32(req->index | fc_els_handler_id); |
| 2795 | |
| 2796 | /* |
| 2797 | * Copy over information from the original reply frame to |
| 2798 | * it's correct place in the response. |
| 2799 | */ |
| 2800 | memcpy((U8 *)rsp + 0x0c, (U8 *)rp + 0x1c, 24); |
| 2801 | |
| 2802 | /* |
| 2803 | * And now copy back the temporary area to the original frame. |
| 2804 | */ |
| 2805 | memcpy(req->req_vbuf, rsp, sizeof (MSG_LINK_SERVICE_RSP_REQUEST)); |
| 2806 | rsp = req->req_vbuf; |
| 2807 | |
| 2808 | #ifdef USE_IMMEDIATE_LINK_DATA |
| 2809 | memcpy((U8 *)&rsp->SGL, &((U8 *)req->req_vbuf)[MPT_RQSL(mpt)], length); |
| 2810 | #else |
| 2811 | { |
| 2812 | PTR_SGE_SIMPLE32 se = (PTR_SGE_SIMPLE32) &rsp->SGL; |
| 2813 | bus_addr_t paddr = req->req_pbuf; |
| 2814 | paddr += MPT_RQSL(mpt); |
| 2815 | |
| 2816 | fl = |
| 2817 | MPI_SGE_FLAGS_HOST_TO_IOC | |
| 2818 | MPI_SGE_FLAGS_SIMPLE_ELEMENT | |
| 2819 | MPI_SGE_FLAGS_LAST_ELEMENT | |
| 2820 | MPI_SGE_FLAGS_END_OF_LIST | |
| 2821 | MPI_SGE_FLAGS_END_OF_BUFFER; |
| 2822 | fl <<= MPI_SGE_FLAGS_SHIFT; |
| 2823 | fl |= (length); |
| 2824 | se->FlagsLength = htole32(fl); |
| 2825 | se->Address = htole32((uint32_t) paddr); |
| 2826 | } |
| 2827 | #endif |
| 2828 | |
| 2829 | /* |
| 2830 | * Send it on... |
| 2831 | */ |
| 2832 | mpt_send_cmd(mpt, req); |
| 2833 | } |
| 2834 | |
| 2835 | static int |
| 2836 | mpt_fc_els_reply_handler(struct mpt_softc *mpt, request_t *req, |
| 2837 | uint32_t reply_desc, MSG_DEFAULT_REPLY *reply_frame) |
| 2838 | { |
| 2839 | PTR_MSG_LINK_SERVICE_BUFFER_POST_REPLY rp = |
| 2840 | (PTR_MSG_LINK_SERVICE_BUFFER_POST_REPLY) reply_frame; |
| 2841 | U8 rctl; |
| 2842 | U8 type; |
| 2843 | U8 cmd; |
| 2844 | U16 status = le16toh(reply_frame->IOCStatus); |
| 2845 | U32 *elsbuf; |
| 2846 | int ioindex; |
| 2847 | int do_refresh = TRUE; |
| 2848 | |
| 2849 | #ifdef INVARIANTS |
| 2850 | KASSERT(mpt_req_on_free_list(mpt, req) == 0, |
| 2851 | ("fc_els_reply_handler: req %p:%u for function %x on freelist!", |
| 2852 | req, req->serno, rp->Function)); |
| 2853 | if (rp->Function != MPI_FUNCTION_FC_PRIMITIVE_SEND) { |
| 2854 | mpt_req_spcl(mpt, req, "fc_els_reply_handler", __LINE__); |
| 2855 | } else { |
| 2856 | mpt_req_not_spcl(mpt, req, "fc_els_reply_handler", __LINE__); |
| 2857 | } |
| 2858 | #endif |
| 2859 | mpt_lprt(mpt, MPT_PRT_DEBUG, |
| 2860 | "FC_ELS Complete: req %p:%u, reply %p function %x\n", |
| 2861 | req, req->serno, reply_frame, reply_frame->Function); |
| 2862 | |
| 2863 | if (status != MPI_IOCSTATUS_SUCCESS) { |
| 2864 | mpt_prt(mpt, "ELS REPLY STATUS 0x%x for Function %x\n", |
| 2865 | status, reply_frame->Function); |
| 2866 | if (status == MPI_IOCSTATUS_INVALID_STATE) { |
| 2867 | /* |
| 2868 | * XXX: to get around shutdown issue |
| 2869 | */ |
| 2870 | mpt->disabled = 1; |
| 2871 | return (TRUE); |
| 2872 | } |
| 2873 | return (TRUE); |
| 2874 | } |
| 2875 | |
| 2876 | /* |
| 2877 | * If the function of a link service response, we recycle the |
| 2878 | * response to be a refresh for a new link service request. |
| 2879 | * |
| 2880 | * The request pointer is bogus in this case and we have to fetch |
| 2881 | * it based upon the TransactionContext. |
| 2882 | */ |
| 2883 | if (rp->Function == MPI_FUNCTION_FC_LINK_SRVC_RSP) { |
| 2884 | /* Freddie Uncle Charlie Katie */ |
| 2885 | /* We don't get the IOINDEX as part of the Link Svc Rsp */ |
| 2886 | for (ioindex = 0; ioindex < mpt->els_cmds_allocated; ioindex++) |
| 2887 | if (mpt->els_cmd_ptrs[ioindex] == req) { |
| 2888 | break; |
| 2889 | } |
| 2890 | |
| 2891 | KASSERT(ioindex < mpt->els_cmds_allocated, |
| 2892 | ("can't find my mommie!")); |
| 2893 | |
| 2894 | /* remove from active list as we're going to re-post it */ |
| 2895 | TAILQ_REMOVE(&mpt->request_pending_list, req, links); |
| 2896 | req->state &= ~REQ_STATE_QUEUED; |
| 2897 | req->state |= REQ_STATE_DONE; |
| 2898 | mpt_fc_post_els(mpt, req, ioindex); |
| 2899 | return (TRUE); |
| 2900 | } |
| 2901 | |
| 2902 | if (rp->Function == MPI_FUNCTION_FC_PRIMITIVE_SEND) { |
| 2903 | /* remove from active list as we're done */ |
| 2904 | TAILQ_REMOVE(&mpt->request_pending_list, req, links); |
| 2905 | req->state &= ~REQ_STATE_QUEUED; |
| 2906 | req->state |= REQ_STATE_DONE; |
| 2907 | if (req->state & REQ_STATE_TIMEDOUT) { |
| 2908 | mpt_lprt(mpt, MPT_PRT_DEBUG, |
| 2909 | "Sync Primitive Send Completed After Timeout\n"); |
| 2910 | mpt_free_request(mpt, req); |
| 2911 | } else if ((req->state & REQ_STATE_NEED_WAKEUP) == 0) { |
| 2912 | mpt_lprt(mpt, MPT_PRT_DEBUG, |
| 2913 | "Async Primitive Send Complete\n"); |
| 2914 | mpt_free_request(mpt, req); |
| 2915 | } else { |
| 2916 | mpt_lprt(mpt, MPT_PRT_DEBUG, |
| 2917 | "Sync Primitive Send Complete- Waking Waiter\n"); |
| 2918 | wakeup(req); |
| 2919 | } |
| 2920 | return (TRUE); |
| 2921 | } |
| 2922 | |
| 2923 | if (rp->Function != MPI_FUNCTION_FC_LINK_SRVC_BUF_POST) { |
| 2924 | mpt_prt(mpt, "unexpected ELS_REPLY: Function 0x%x Flags %x " |
| 2925 | "Length %d Message Flags %x\n", rp->Function, rp->Flags, |
| 2926 | rp->MsgLength, rp->MsgFlags); |
| 2927 | return (TRUE); |
| 2928 | } |
| 2929 | |
| 2930 | if (rp->MsgLength <= 5) { |
| 2931 | /* |
| 2932 | * This is just a ack of an original ELS buffer post |
| 2933 | */ |
| 2934 | mpt_lprt(mpt, MPT_PRT_DEBUG, |
| 2935 | "RECV'd ACK of FC_ELS buf post %p:%u\n", req, req->serno); |
| 2936 | return (TRUE); |
| 2937 | } |
| 2938 | |
| 2939 | |
| 2940 | rctl = (le32toh(rp->Rctl_Did) & MPI_FC_RCTL_MASK) >> MPI_FC_RCTL_SHIFT; |
| 2941 | type = (le32toh(rp->Type_Fctl) & MPI_FC_TYPE_MASK) >> MPI_FC_TYPE_SHIFT; |
| 2942 | |
| 2943 | elsbuf = &((U32 *)req->req_vbuf)[MPT_RQSL(mpt)/sizeof (U32)]; |
| 2944 | cmd = be32toh(elsbuf[0]) >> 24; |
| 2945 | |
| 2946 | if (rp->Flags & MPI_LS_BUF_POST_REPLY_FLAG_NO_RSP_NEEDED) { |
| 2947 | mpt_lprt(mpt, MPT_PRT_ALWAYS, "ELS_REPLY: response unneeded\n"); |
| 2948 | return (TRUE); |
| 2949 | } |
| 2950 | |
| 2951 | ioindex = le32toh(rp->TransactionContext); |
| 2952 | req = mpt->els_cmd_ptrs[ioindex]; |
| 2953 | |
| 2954 | if (rctl == ELS && type == 1) { |
| 2955 | switch (cmd) { |
| 2956 | case PRLI: |
| 2957 | /* |
| 2958 | * Send back a PRLI ACC |
| 2959 | */ |
| 2960 | mpt_prt(mpt, "PRLI from 0x%08x%08x\n", |
| 2961 | le32toh(rp->Wwn.PortNameHigh), |
| 2962 | le32toh(rp->Wwn.PortNameLow)); |
| 2963 | elsbuf[0] = htobe32(0x02100014); |
| 2964 | elsbuf[1] |= htobe32(0x00000100); |
| 2965 | elsbuf[4] = htobe32(0x00000002); |
| 2966 | if (mpt->role & MPT_ROLE_TARGET) |
| 2967 | elsbuf[4] |= htobe32(0x00000010); |
| 2968 | if (mpt->role & MPT_ROLE_INITIATOR) |
| 2969 | elsbuf[4] |= htobe32(0x00000020); |
| 2970 | /* remove from active list as we're done */ |
| 2971 | TAILQ_REMOVE(&mpt->request_pending_list, req, links); |
| 2972 | req->state &= ~REQ_STATE_QUEUED; |
| 2973 | req->state |= REQ_STATE_DONE; |
| 2974 | mpt_fc_els_send_response(mpt, req, rp, 20); |
| 2975 | do_refresh = FALSE; |
| 2976 | break; |
| 2977 | case PRLO: |
| 2978 | memset(elsbuf, 0, 5 * (sizeof (U32))); |
| 2979 | elsbuf[0] = htobe32(0x02100014); |
| 2980 | elsbuf[1] = htobe32(0x08000100); |
| 2981 | mpt_prt(mpt, "PRLO from 0x%08x%08x\n", |
| 2982 | le32toh(rp->Wwn.PortNameHigh), |
| 2983 | le32toh(rp->Wwn.PortNameLow)); |
| 2984 | /* remove from active list as we're done */ |
| 2985 | TAILQ_REMOVE(&mpt->request_pending_list, req, links); |
| 2986 | req->state &= ~REQ_STATE_QUEUED; |
| 2987 | req->state |= REQ_STATE_DONE; |
| 2988 | mpt_fc_els_send_response(mpt, req, rp, 20); |
| 2989 | do_refresh = FALSE; |
| 2990 | break; |
| 2991 | default: |
| 2992 | mpt_prt(mpt, "ELS TYPE 1 COMMAND: %x\n", cmd); |
| 2993 | break; |
| 2994 | } |
| 2995 | } else if (rctl == ABTS && type == 0) { |
| 2996 | uint16_t rx_id = le16toh(rp->Rxid); |
| 2997 | uint16_t ox_id = le16toh(rp->Oxid); |
| 2998 | request_t *tgt_req = NULL; |
| 2999 | |
| 3000 | mpt_prt(mpt, |
| 3001 | "ELS: ABTS OX_ID 0x%x RX_ID 0x%x from 0x%08x%08x\n", |
| 3002 | ox_id, rx_id, le32toh(rp->Wwn.PortNameHigh), |
| 3003 | le32toh(rp->Wwn.PortNameLow)); |
| 3004 | if (rx_id >= mpt->mpt_max_tgtcmds) { |
| 3005 | mpt_prt(mpt, "Bad RX_ID 0x%x\n", rx_id); |
| 3006 | } else if (mpt->tgt_cmd_ptrs == NULL) { |
| 3007 | mpt_prt(mpt, "No TGT CMD PTRS\n"); |
| 3008 | } else { |
| 3009 | tgt_req = mpt->tgt_cmd_ptrs[rx_id]; |
| 3010 | } |
| 3011 | if (tgt_req) { |
| 3012 | mpt_tgt_state_t *tgt = MPT_TGT_STATE(mpt, tgt_req); |
| 3013 | union ccb *ccb; |
| 3014 | uint32_t ct_id; |
| 3015 | |
| 3016 | /* |
| 3017 | * Check to make sure we have the correct command |
| 3018 | * The reply descriptor in the target state should |
| 3019 | * should contain an IoIndex that should match the |
| 3020 | * RX_ID. |
| 3021 | * |
| 3022 | * It'd be nice to have OX_ID to crosscheck with |
| 3023 | * as well. |
| 3024 | */ |
| 3025 | ct_id = GET_IO_INDEX(tgt->reply_desc); |
| 3026 | |
| 3027 | if (ct_id != rx_id) { |
| 3028 | mpt_lprt(mpt, MPT_PRT_ERROR, "ABORT Mismatch: " |
| 3029 | "RX_ID received=0x%x; RX_ID in cmd=0x%x\n", |
| 3030 | rx_id, ct_id); |
| 3031 | goto skip; |
| 3032 | } |
| 3033 | |
| 3034 | ccb = tgt->ccb; |
| 3035 | if (ccb) { |
| 3036 | mpt_prt(mpt, |
| 3037 | "CCB (%p): lun %u flags %x status %x\n", |
| 3038 | ccb, ccb->ccb_h.target_lun, |
| 3039 | ccb->ccb_h.flags, ccb->ccb_h.status); |
| 3040 | } |
| 3041 | mpt_prt(mpt, "target state 0x%x resid %u xfrd %u rpwrd " |
| 3042 | "%x nxfers %x\n", tgt->state, |
| 3043 | tgt->resid, tgt->bytes_xfered, tgt->reply_desc, |
| 3044 | tgt->nxfers); |
| 3045 | skip: |
| 3046 | if (mpt_abort_target_cmd(mpt, tgt_req)) { |
| 3047 | mpt_prt(mpt, "unable to start TargetAbort\n"); |
| 3048 | } |
| 3049 | } else { |
| 3050 | mpt_prt(mpt, "no back pointer for RX_ID 0x%x\n", rx_id); |
| 3051 | } |
| 3052 | memset(elsbuf, 0, 5 * (sizeof (U32))); |
| 3053 | elsbuf[0] = htobe32(0); |
| 3054 | elsbuf[1] = htobe32((ox_id << 16) | rx_id); |
| 3055 | elsbuf[2] = htobe32(0x000ffff); |
| 3056 | /* |
| 3057 | * Dork with the reply frame so that the response to it |
| 3058 | * will be correct. |
| 3059 | */ |
| 3060 | rp->Rctl_Did += ((BA_ACC - ABTS) << MPI_FC_RCTL_SHIFT); |
| 3061 | /* remove from active list as we're done */ |
| 3062 | TAILQ_REMOVE(&mpt->request_pending_list, req, links); |
| 3063 | req->state &= ~REQ_STATE_QUEUED; |
| 3064 | req->state |= REQ_STATE_DONE; |
| 3065 | mpt_fc_els_send_response(mpt, req, rp, 12); |
| 3066 | do_refresh = FALSE; |
| 3067 | } else { |
| 3068 | mpt_prt(mpt, "ELS: RCTL %x TYPE %x CMD %x\n", rctl, type, cmd); |
| 3069 | } |
| 3070 | if (do_refresh == TRUE) { |
| 3071 | /* remove from active list as we're done */ |
| 3072 | TAILQ_REMOVE(&mpt->request_pending_list, req, links); |
| 3073 | req->state &= ~REQ_STATE_QUEUED; |
| 3074 | req->state |= REQ_STATE_DONE; |
| 3075 | mpt_fc_post_els(mpt, req, ioindex); |
| 3076 | } |
| 3077 | return (TRUE); |
| 3078 | } |
| 3079 | |
| 3080 | /* |
| 3081 | * Clean up all SCSI Initiator personality state in response |
| 3082 | * to a controller reset. |
| 3083 | */ |
| 3084 | static void |
| 3085 | mpt_cam_ioc_reset(struct mpt_softc *mpt, int type) |
| 3086 | { |
| 3087 | |
| 3088 | /* |
| 3089 | * The pending list is already run down by |
| 3090 | * the generic handler. Perform the same |
| 3091 | * operation on the timed out request list. |
| 3092 | */ |
| 3093 | mpt_complete_request_chain(mpt, &mpt->request_timeout_list, |
| 3094 | MPI_IOCSTATUS_INVALID_STATE); |
| 3095 | |
| 3096 | /* |
| 3097 | * XXX: We need to repost ELS and Target Command Buffers? |
| 3098 | */ |
| 3099 | |
| 3100 | /* |
| 3101 | * Inform the XPT that a bus reset has occurred. |
| 3102 | */ |
| 3103 | xpt_async(AC_BUS_RESET, mpt->path, NULL); |
| 3104 | } |
| 3105 | |
| 3106 | /* |
| 3107 | * Parse additional completion information in the reply |
| 3108 | * frame for SCSI I/O requests. |
| 3109 | */ |
| 3110 | static int |
| 3111 | mpt_scsi_reply_frame_handler(struct mpt_softc *mpt, request_t *req, |
| 3112 | MSG_DEFAULT_REPLY *reply_frame) |
| 3113 | { |
| 3114 | union ccb *ccb; |
| 3115 | MSG_SCSI_IO_REPLY *scsi_io_reply; |
| 3116 | u_int ioc_status; |
| 3117 | u_int sstate; |
| 3118 | |
| 3119 | MPT_DUMP_REPLY_FRAME(mpt, reply_frame); |
| 3120 | KASSERT(reply_frame->Function == MPI_FUNCTION_SCSI_IO_REQUEST |
| 3121 | || reply_frame->Function == MPI_FUNCTION_RAID_SCSI_IO_PASSTHROUGH, |
| 3122 | ("MPT SCSI I/O Handler called with incorrect reply type")); |
| 3123 | KASSERT((reply_frame->MsgFlags & MPI_MSGFLAGS_CONTINUATION_REPLY) == 0, |
| 3124 | ("MPT SCSI I/O Handler called with continuation reply")); |
| 3125 | |
| 3126 | scsi_io_reply = (MSG_SCSI_IO_REPLY *)reply_frame; |
| 3127 | ioc_status = le16toh(scsi_io_reply->IOCStatus); |
| 3128 | ioc_status &= MPI_IOCSTATUS_MASK; |
| 3129 | sstate = scsi_io_reply->SCSIState; |
| 3130 | |
| 3131 | ccb = req->ccb; |
| 3132 | ccb->csio.resid = |
| 3133 | ccb->csio.dxfer_len - le32toh(scsi_io_reply->TransferCount); |
| 3134 | |
| 3135 | if ((sstate & MPI_SCSI_STATE_AUTOSENSE_VALID) != 0 |
| 3136 | && (ccb->ccb_h.flags & (CAM_SENSE_PHYS | CAM_SENSE_PTR)) == 0) { |
| 3137 | uint32_t sense_returned; |
| 3138 | |
| 3139 | ccb->ccb_h.status |= CAM_AUTOSNS_VALID; |
| 3140 | |
| 3141 | sense_returned = le32toh(scsi_io_reply->SenseCount); |
| 3142 | if (sense_returned < ccb->csio.sense_len) |
| 3143 | ccb->csio.sense_resid = ccb->csio.sense_len - |
| 3144 | sense_returned; |
| 3145 | else |
| 3146 | ccb->csio.sense_resid = 0; |
| 3147 | |
| 3148 | bzero(&ccb->csio.sense_data, sizeof(ccb->csio.sense_data)); |
| 3149 | bcopy(req->sense_vbuf, &ccb->csio.sense_data, |
| 3150 | min(ccb->csio.sense_len, sense_returned)); |
| 3151 | } |
| 3152 | |
| 3153 | if ((sstate & MPI_SCSI_STATE_QUEUE_TAG_REJECTED) != 0) { |
| 3154 | /* |
| 3155 | * Tag messages rejected, but non-tagged retry |
| 3156 | * was successful. |
| 3157 | XXXX |
| 3158 | mpt_set_tags(mpt, devinfo, MPT_QUEUE_NONE); |
| 3159 | */ |
| 3160 | } |
| 3161 | |
| 3162 | switch(ioc_status) { |
| 3163 | case MPI_IOCSTATUS_SCSI_RESIDUAL_MISMATCH: |
| 3164 | /* |
| 3165 | * XXX |
| 3166 | * Linux driver indicates that a zero |
| 3167 | * transfer length with this error code |
| 3168 | * indicates a CRC error. |
| 3169 | * |
| 3170 | * No need to swap the bytes for checking |
| 3171 | * against zero. |
| 3172 | */ |
| 3173 | if (scsi_io_reply->TransferCount == 0) { |
| 3174 | mpt_set_ccb_status(ccb, CAM_UNCOR_PARITY); |
| 3175 | break; |
| 3176 | } |
| 3177 | /* FALLTHROUGH */ |
| 3178 | case MPI_IOCSTATUS_SCSI_DATA_UNDERRUN: |
| 3179 | case MPI_IOCSTATUS_SUCCESS: |
| 3180 | case MPI_IOCSTATUS_SCSI_RECOVERED_ERROR: |
| 3181 | if ((sstate & MPI_SCSI_STATE_NO_SCSI_STATUS) != 0) { |
| 3182 | /* |
| 3183 | * Status was never returned for this transaction. |
| 3184 | */ |
| 3185 | mpt_set_ccb_status(ccb, CAM_UNEXP_BUSFREE); |
| 3186 | } else if (scsi_io_reply->SCSIStatus != SCSI_STATUS_OK) { |
| 3187 | ccb->csio.scsi_status = scsi_io_reply->SCSIStatus; |
| 3188 | mpt_set_ccb_status(ccb, CAM_SCSI_STATUS_ERROR); |
| 3189 | if ((sstate & MPI_SCSI_STATE_AUTOSENSE_FAILED) != 0) |
| 3190 | mpt_set_ccb_status(ccb, CAM_AUTOSENSE_FAIL); |
| 3191 | } else if ((sstate & MPI_SCSI_STATE_RESPONSE_INFO_VALID) != 0) { |
| 3192 | |
| 3193 | /* XXX Handle SPI-Packet and FCP-2 response info. */ |
| 3194 | mpt_set_ccb_status(ccb, CAM_REQ_CMP_ERR); |
| 3195 | } else |
| 3196 | mpt_set_ccb_status(ccb, CAM_REQ_CMP); |
| 3197 | break; |
| 3198 | case MPI_IOCSTATUS_SCSI_DATA_OVERRUN: |
| 3199 | mpt_set_ccb_status(ccb, CAM_DATA_RUN_ERR); |
| 3200 | break; |
| 3201 | case MPI_IOCSTATUS_SCSI_IO_DATA_ERROR: |
| 3202 | mpt_set_ccb_status(ccb, CAM_UNCOR_PARITY); |
| 3203 | break; |
| 3204 | case MPI_IOCSTATUS_SCSI_DEVICE_NOT_THERE: |
| 3205 | /* |
| 3206 | * Since selection timeouts and "device really not |
| 3207 | * there" are grouped into this error code, report |
| 3208 | * selection timeout. Selection timeouts are |
| 3209 | * typically retried before giving up on the device |
| 3210 | * whereas "device not there" errors are considered |
| 3211 | * unretryable. |
| 3212 | */ |
| 3213 | mpt_set_ccb_status(ccb, CAM_SEL_TIMEOUT); |
| 3214 | break; |
| 3215 | case MPI_IOCSTATUS_SCSI_PROTOCOL_ERROR: |
| 3216 | mpt_set_ccb_status(ccb, CAM_SEQUENCE_FAIL); |
| 3217 | break; |
| 3218 | case MPI_IOCSTATUS_SCSI_INVALID_BUS: |
| 3219 | mpt_set_ccb_status(ccb, CAM_PATH_INVALID); |
| 3220 | break; |
| 3221 | case MPI_IOCSTATUS_SCSI_INVALID_TARGETID: |
| 3222 | mpt_set_ccb_status(ccb, CAM_TID_INVALID); |
| 3223 | break; |
| 3224 | case MPI_IOCSTATUS_SCSI_TASK_MGMT_FAILED: |
| 3225 | ccb->ccb_h.status = CAM_UA_TERMIO; |
| 3226 | break; |
| 3227 | case MPI_IOCSTATUS_INVALID_STATE: |
| 3228 | /* |
| 3229 | * The IOC has been reset. Emulate a bus reset. |
| 3230 | */ |
| 3231 | /* FALLTHROUGH */ |
| 3232 | case MPI_IOCSTATUS_SCSI_EXT_TERMINATED: |
| 3233 | ccb->ccb_h.status = CAM_SCSI_BUS_RESET; |
| 3234 | break; |
| 3235 | case MPI_IOCSTATUS_SCSI_TASK_TERMINATED: |
| 3236 | case MPI_IOCSTATUS_SCSI_IOC_TERMINATED: |
| 3237 | /* |
| 3238 | * Don't clobber any timeout status that has |
| 3239 | * already been set for this transaction. We |
| 3240 | * want the SCSI layer to be able to differentiate |
| 3241 | * between the command we aborted due to timeout |
| 3242 | * and any innocent bystanders. |
| 3243 | */ |
| 3244 | if ((ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_INPROG) |
| 3245 | break; |
| 3246 | mpt_set_ccb_status(ccb, CAM_REQ_TERMIO); |
| 3247 | break; |
| 3248 | |
| 3249 | case MPI_IOCSTATUS_INSUFFICIENT_RESOURCES: |
| 3250 | mpt_set_ccb_status(ccb, CAM_RESRC_UNAVAIL); |
| 3251 | break; |
| 3252 | case MPI_IOCSTATUS_BUSY: |
| 3253 | mpt_set_ccb_status(ccb, CAM_BUSY); |
| 3254 | break; |
| 3255 | case MPI_IOCSTATUS_INVALID_FUNCTION: |
| 3256 | case MPI_IOCSTATUS_INVALID_SGL: |
| 3257 | case MPI_IOCSTATUS_INTERNAL_ERROR: |
| 3258 | case MPI_IOCSTATUS_INVALID_FIELD: |
| 3259 | default: |
| 3260 | /* XXX |
| 3261 | * Some of the above may need to kick |
| 3262 | * of a recovery action!!!! |
| 3263 | */ |
| 3264 | ccb->ccb_h.status = CAM_UNREC_HBA_ERROR; |
| 3265 | break; |
| 3266 | } |
| 3267 | |
| 3268 | if ((ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { |
| 3269 | mpt_freeze_ccb(ccb); |
| 3270 | } |
| 3271 | |
| 3272 | return (TRUE); |
| 3273 | } |
| 3274 | |
| 3275 | static void |
| 3276 | mpt_action(struct cam_sim *sim, union ccb *ccb) |
| 3277 | { |
| 3278 | struct mpt_softc *mpt; |
| 3279 | struct ccb_trans_settings *cts; |
| 3280 | target_id_t tgt; |
| 3281 | lun_id_t lun; |
| 3282 | int raid_passthru; |
| 3283 | |
| 3284 | CAM_DEBUG(ccb->ccb_h.path, CAM_DEBUG_TRACE, ("mpt_action\n")); |
| 3285 | |
| 3286 | mpt = (struct mpt_softc *)cam_sim_softc(sim); |
| 3287 | raid_passthru = (sim == mpt->phydisk_sim); |
| 3288 | MPT_LOCK_ASSERT(mpt); |
| 3289 | |
| 3290 | tgt = ccb->ccb_h.target_id; |
| 3291 | lun = ccb->ccb_h.target_lun; |
| 3292 | if (raid_passthru && |
| 3293 | ccb->ccb_h.func_code != XPT_PATH_INQ && |
| 3294 | ccb->ccb_h.func_code != XPT_RESET_BUS && |
| 3295 | ccb->ccb_h.func_code != XPT_RESET_DEV) { |
| 3296 | if (mpt_map_physdisk(mpt, ccb, &tgt) != 0) { |
| 3297 | ccb->ccb_h.status &= ~CAM_SIM_QUEUED; |
| 3298 | mpt_set_ccb_status(ccb, CAM_DEV_NOT_THERE); |
| 3299 | xpt_done(ccb); |
| 3300 | return; |
| 3301 | } |
| 3302 | } |
| 3303 | ccb->ccb_h.ccb_mpt_ptr = mpt; |
| 3304 | |
| 3305 | switch (ccb->ccb_h.func_code) { |
| 3306 | case XPT_SCSI_IO: /* Execute the requested I/O operation */ |
| 3307 | /* |
| 3308 | * Do a couple of preliminary checks... |
| 3309 | */ |
| 3310 | if ((ccb->ccb_h.flags & CAM_CDB_POINTER) != 0) { |
| 3311 | if ((ccb->ccb_h.flags & CAM_CDB_PHYS) != 0) { |
| 3312 | ccb->ccb_h.status &= ~CAM_SIM_QUEUED; |
| 3313 | mpt_set_ccb_status(ccb, CAM_REQ_INVALID); |
| 3314 | break; |
| 3315 | } |
| 3316 | } |
| 3317 | /* Max supported CDB length is 16 bytes */ |
| 3318 | /* XXX Unless we implement the new 32byte message type */ |
| 3319 | if (ccb->csio.cdb_len > |
| 3320 | sizeof (((PTR_MSG_SCSI_IO_REQUEST)0)->CDB)) { |
| 3321 | ccb->ccb_h.status &= ~CAM_SIM_QUEUED; |
| 3322 | mpt_set_ccb_status(ccb, CAM_REQ_INVALID); |
| 3323 | break; |
| 3324 | } |
| 3325 | #ifdef MPT_TEST_MULTIPATH |
| 3326 | if (mpt->failure_id == ccb->ccb_h.target_id) { |
| 3327 | ccb->ccb_h.status &= ~CAM_SIM_QUEUED; |
| 3328 | mpt_set_ccb_status(ccb, CAM_SEL_TIMEOUT); |
| 3329 | break; |
| 3330 | } |
| 3331 | #endif |
| 3332 | ccb->csio.scsi_status = SCSI_STATUS_OK; |
| 3333 | mpt_start(sim, ccb); |
| 3334 | return; |
| 3335 | |
| 3336 | case XPT_RESET_BUS: |
| 3337 | if (raid_passthru) { |
| 3338 | ccb->ccb_h.status &= ~CAM_SIM_QUEUED; |
| 3339 | mpt_set_ccb_status(ccb, CAM_REQ_CMP); |
| 3340 | break; |
| 3341 | } |
| 3342 | case XPT_RESET_DEV: |
| 3343 | if (ccb->ccb_h.func_code == XPT_RESET_BUS) { |
| 3344 | if (bootverbose) { |
| 3345 | xpt_print(ccb->ccb_h.path, "reset bus\n"); |
| 3346 | } |
| 3347 | } else { |
| 3348 | xpt_print(ccb->ccb_h.path, "reset device\n"); |
| 3349 | } |
| 3350 | (void) mpt_bus_reset(mpt, tgt, lun, FALSE); |
| 3351 | |
| 3352 | /* |
| 3353 | * mpt_bus_reset is always successful in that it |
| 3354 | * will fall back to a hard reset should a bus |
| 3355 | * reset attempt fail. |
| 3356 | */ |
| 3357 | ccb->ccb_h.status &= ~CAM_SIM_QUEUED; |
| 3358 | mpt_set_ccb_status(ccb, CAM_REQ_CMP); |
| 3359 | break; |
| 3360 | |
| 3361 | case XPT_ABORT: |
| 3362 | { |
| 3363 | union ccb *accb = ccb->cab.abort_ccb; |
| 3364 | switch (accb->ccb_h.func_code) { |
| 3365 | case XPT_ACCEPT_TARGET_IO: |
| 3366 | case XPT_IMMED_NOTIFY: |
| 3367 | ccb->ccb_h.status = mpt_abort_target_ccb(mpt, ccb); |
| 3368 | break; |
| 3369 | case XPT_CONT_TARGET_IO: |
| 3370 | mpt_prt(mpt, "cannot abort active CTIOs yet\n"); |
| 3371 | ccb->ccb_h.status = CAM_UA_ABORT; |
| 3372 | break; |
| 3373 | case XPT_SCSI_IO: |
| 3374 | ccb->ccb_h.status = CAM_UA_ABORT; |
| 3375 | break; |
| 3376 | default: |
| 3377 | ccb->ccb_h.status = CAM_REQ_INVALID; |
| 3378 | break; |
| 3379 | } |
| 3380 | break; |
| 3381 | } |
| 3382 | |
| 3383 | #define IS_CURRENT_SETTINGS(c) ((c)->type == CTS_TYPE_CURRENT_SETTINGS) |
| 3384 | #define DP_DISC_ENABLE 0x1 |
| 3385 | #define DP_DISC_DISABL 0x2 |
| 3386 | #define DP_DISC (DP_DISC_ENABLE|DP_DISC_DISABL) |
| 3387 | |
| 3388 | #define DP_TQING_ENABLE 0x4 |
| 3389 | #define DP_TQING_DISABL 0x8 |
| 3390 | #define DP_TQING (DP_TQING_ENABLE|DP_TQING_DISABL) |
| 3391 | |
| 3392 | #define DP_WIDE 0x10 |
| 3393 | #define DP_NARROW 0x20 |
| 3394 | #define DP_WIDTH (DP_WIDE|DP_NARROW) |
| 3395 | |
| 3396 | #define DP_SYNC 0x40 |
| 3397 | |
| 3398 | case XPT_SET_TRAN_SETTINGS: /* Nexus Settings */ |
| 3399 | { |
| 3400 | struct ccb_trans_settings_scsi *scsi; |
| 3401 | struct ccb_trans_settings_spi *spi; |
| 3402 | uint8_t dval; |
| 3403 | u_int period; |
| 3404 | u_int offset; |
| 3405 | int i, j; |
| 3406 | |
| 3407 | cts = &ccb->cts; |
| 3408 | |
| 3409 | if (mpt->is_fc || mpt->is_sas) { |
| 3410 | mpt_set_ccb_status(ccb, CAM_REQ_CMP); |
| 3411 | break; |
| 3412 | } |
| 3413 | |
| 3414 | scsi = &cts->proto_specific.scsi; |
| 3415 | spi = &cts->xport_specific.spi; |
| 3416 | |
| 3417 | /* |
| 3418 | * We can be called just to valid transport and proto versions |
| 3419 | */ |
| 3420 | if (scsi->valid == 0 && spi->valid == 0) { |
| 3421 | mpt_set_ccb_status(ccb, CAM_REQ_CMP); |
| 3422 | break; |
| 3423 | } |
| 3424 | |
| 3425 | /* |
| 3426 | * Skip attempting settings on RAID volume disks. |
| 3427 | * Other devices on the bus get the normal treatment. |
| 3428 | */ |
| 3429 | if (mpt->phydisk_sim && raid_passthru == 0 && |
| 3430 | mpt_is_raid_volume(mpt, tgt) != 0) { |
| 3431 | mpt_lprt(mpt, MPT_PRT_NEGOTIATION, |
| 3432 | "no transfer settings for RAID vols\n"); |
| 3433 | mpt_set_ccb_status(ccb, CAM_REQ_CMP); |
| 3434 | break; |
| 3435 | } |
| 3436 | |
| 3437 | i = mpt->mpt_port_page2.PortSettings & |
| 3438 | MPI_SCSIPORTPAGE2_PORT_MASK_NEGO_MASTER_SETTINGS; |
| 3439 | j = mpt->mpt_port_page2.PortFlags & |
| 3440 | MPI_SCSIPORTPAGE2_PORT_FLAGS_DV_MASK; |
| 3441 | if (i == MPI_SCSIPORTPAGE2_PORT_ALL_MASTER_SETTINGS && |
| 3442 | j == MPI_SCSIPORTPAGE2_PORT_FLAGS_OFF_DV) { |
| 3443 | mpt_lprt(mpt, MPT_PRT_ALWAYS, |
| 3444 | "honoring BIOS transfer negotiations\n"); |
| 3445 | mpt_set_ccb_status(ccb, CAM_REQ_CMP); |
| 3446 | break; |
| 3447 | } |
| 3448 | |
| 3449 | dval = 0; |
| 3450 | period = 0; |
| 3451 | offset = 0; |
| 3452 | |
| 3453 | if ((spi->valid & CTS_SPI_VALID_DISC) != 0) { |
| 3454 | dval |= ((spi->flags & CTS_SPI_FLAGS_DISC_ENB) != 0) ? |
| 3455 | DP_DISC_ENABLE : DP_DISC_DISABL; |
| 3456 | } |
| 3457 | |
| 3458 | if ((scsi->valid & CTS_SCSI_VALID_TQ) != 0) { |
| 3459 | dval |= ((scsi->flags & CTS_SCSI_FLAGS_TAG_ENB) != 0) ? |
| 3460 | DP_TQING_ENABLE : DP_TQING_DISABL; |
| 3461 | } |
| 3462 | |
| 3463 | if ((spi->valid & CTS_SPI_VALID_BUS_WIDTH) != 0) { |
| 3464 | dval |= (spi->bus_width == MSG_EXT_WDTR_BUS_16_BIT) ? |
| 3465 | DP_WIDE : DP_NARROW; |
| 3466 | } |
| 3467 | |
| 3468 | if (spi->valid & CTS_SPI_VALID_SYNC_OFFSET) { |
| 3469 | dval |= DP_SYNC; |
| 3470 | offset = spi->sync_offset; |
| 3471 | } else { |
| 3472 | PTR_CONFIG_PAGE_SCSI_DEVICE_1 ptr = |
| 3473 | &mpt->mpt_dev_page1[tgt]; |
| 3474 | offset = ptr->RequestedParameters; |
| 3475 | offset &= MPI_SCSIDEVPAGE1_RP_MAX_SYNC_OFFSET_MASK; |
| 3476 | offset >>= MPI_SCSIDEVPAGE1_RP_SHIFT_MAX_SYNC_OFFSET; |
| 3477 | } |
| 3478 | if (spi->valid & CTS_SPI_VALID_SYNC_RATE) { |
| 3479 | dval |= DP_SYNC; |
| 3480 | period = spi->sync_period; |
| 3481 | } else { |
| 3482 | PTR_CONFIG_PAGE_SCSI_DEVICE_1 ptr = |
| 3483 | &mpt->mpt_dev_page1[tgt]; |
| 3484 | period = ptr->RequestedParameters; |
| 3485 | period &= MPI_SCSIDEVPAGE1_RP_MIN_SYNC_PERIOD_MASK; |
| 3486 | period >>= MPI_SCSIDEVPAGE1_RP_SHIFT_MIN_SYNC_PERIOD; |
| 3487 | } |
| 3488 | if (dval & DP_DISC_ENABLE) { |
| 3489 | mpt->mpt_disc_enable |= (1 << tgt); |
| 3490 | } else if (dval & DP_DISC_DISABL) { |
| 3491 | mpt->mpt_disc_enable &= ~(1 << tgt); |
| 3492 | } |
| 3493 | if (dval & DP_TQING_ENABLE) { |
| 3494 | mpt->mpt_tag_enable |= (1 << tgt); |
| 3495 | } else if (dval & DP_TQING_DISABL) { |
| 3496 | mpt->mpt_tag_enable &= ~(1 << tgt); |
| 3497 | } |
| 3498 | if (dval & DP_WIDTH) { |
| 3499 | mpt_setwidth(mpt, tgt, 1); |
| 3500 | } |
| 3501 | if (dval & DP_SYNC) { |
| 3502 | mpt_setsync(mpt, tgt, period, offset); |
| 3503 | } |
| 3504 | if (dval == 0) { |
| 3505 | mpt_set_ccb_status(ccb, CAM_REQ_CMP); |
| 3506 | break; |
| 3507 | } |
| 3508 | mpt_lprt(mpt, MPT_PRT_NEGOTIATION, |
| 3509 | "set [%d]: 0x%x period 0x%x offset %d\n", |
| 3510 | tgt, dval, period, offset); |
| 3511 | if (mpt_update_spi_config(mpt, tgt)) { |
| 3512 | mpt_set_ccb_status(ccb, CAM_REQ_CMP_ERR); |
| 3513 | } else { |
| 3514 | mpt_set_ccb_status(ccb, CAM_REQ_CMP); |
| 3515 | } |
| 3516 | break; |
| 3517 | } |
| 3518 | case XPT_GET_TRAN_SETTINGS: |
| 3519 | { |
| 3520 | struct ccb_trans_settings_scsi *scsi; |
| 3521 | cts = &ccb->cts; |
| 3522 | cts->protocol = PROTO_SCSI; |
| 3523 | if (mpt->is_fc) { |
| 3524 | struct ccb_trans_settings_fc *fc = |
| 3525 | &cts->xport_specific.fc; |
| 3526 | cts->protocol_version = SCSI_REV_SPC; |
| 3527 | cts->transport = XPORT_FC; |
| 3528 | cts->transport_version = 0; |
| 3529 | fc->valid = CTS_FC_VALID_SPEED; |
| 3530 | fc->bitrate = 100000; |
| 3531 | } else if (mpt->is_sas) { |
| 3532 | struct ccb_trans_settings_sas *sas = |
| 3533 | &cts->xport_specific.sas; |
| 3534 | cts->protocol_version = SCSI_REV_SPC2; |
| 3535 | cts->transport = XPORT_SAS; |
| 3536 | cts->transport_version = 0; |
| 3537 | sas->valid = CTS_SAS_VALID_SPEED; |
| 3538 | sas->bitrate = 300000; |
| 3539 | } else { |
| 3540 | cts->protocol_version = SCSI_REV_2; |
| 3541 | cts->transport = XPORT_SPI; |
| 3542 | cts->transport_version = 2; |
| 3543 | if (mpt_get_spi_settings(mpt, cts) != 0) { |
| 3544 | mpt_set_ccb_status(ccb, CAM_REQ_CMP_ERR); |
| 3545 | break; |
| 3546 | } |
| 3547 | } |
| 3548 | scsi = &cts->proto_specific.scsi; |
| 3549 | scsi->valid = CTS_SCSI_VALID_TQ; |
| 3550 | scsi->flags = CTS_SCSI_FLAGS_TAG_ENB; |
| 3551 | mpt_set_ccb_status(ccb, CAM_REQ_CMP); |
| 3552 | break; |
| 3553 | } |
| 3554 | case XPT_CALC_GEOMETRY: |
| 3555 | { |
| 3556 | struct ccb_calc_geometry *ccg; |
| 3557 | |
| 3558 | ccg = &ccb->ccg; |
| 3559 | if (ccg->block_size == 0) { |
| 3560 | ccb->ccb_h.status &= ~CAM_SIM_QUEUED; |
| 3561 | mpt_set_ccb_status(ccb, CAM_REQ_INVALID); |
| 3562 | break; |
| 3563 | } |
| 3564 | cam_calc_geometry(ccg, /*extended*/1); |
| 3565 | KASSERT(ccb->ccb_h.status, ("zero ccb sts at %d", __LINE__)); |
| 3566 | break; |
| 3567 | } |
| 3568 | case XPT_PATH_INQ: /* Path routing inquiry */ |
| 3569 | { |
| 3570 | struct ccb_pathinq *cpi = &ccb->cpi; |
| 3571 | |
| 3572 | cpi->version_num = 1; |
| 3573 | cpi->target_sprt = 0; |
| 3574 | cpi->hba_eng_cnt = 0; |
| 3575 | cpi->max_target = mpt->port_facts[0].MaxDevices - 1; |
| 3576 | #if 0 /* XXX swildner */ |
| 3577 | cpi->maxio = (mpt->max_cam_seg_cnt - 1) * PAGE_SIZE; |
| 3578 | #endif |
| 3579 | /* |
| 3580 | * FC cards report MAX_DEVICES of 512, but |
| 3581 | * the MSG_SCSI_IO_REQUEST target id field |
| 3582 | * is only 8 bits. Until we fix the driver |
| 3583 | * to support 'channels' for bus overflow, |
| 3584 | * just limit it. |
| 3585 | */ |
| 3586 | if (cpi->max_target > 255) { |
| 3587 | cpi->max_target = 255; |
| 3588 | } |
| 3589 | |
| 3590 | /* |
| 3591 | * VMware ESX reports > 16 devices and then dies when we probe. |
| 3592 | */ |
| 3593 | if (mpt->is_spi && cpi->max_target > 15) { |
| 3594 | cpi->max_target = 15; |
| 3595 | } |
| 3596 | if (mpt->is_spi) |
| 3597 | cpi->max_lun = 7; |
| 3598 | else |
| 3599 | cpi->max_lun = MPT_MAX_LUNS; |
| 3600 | cpi->initiator_id = mpt->mpt_ini_id; |
| 3601 | cpi->bus_id = cam_sim_bus(sim); |
| 3602 | |
| 3603 | /* |
| 3604 | * The base speed is the speed of the underlying connection. |
| 3605 | */ |
| 3606 | cpi->protocol = PROTO_SCSI; |
| 3607 | if (mpt->is_fc) { |
| 3608 | cpi->hba_misc = PIM_NOBUSRESET; |
| 3609 | cpi->base_transfer_speed = 100000; |
| 3610 | cpi->hba_inquiry = PI_TAG_ABLE; |
| 3611 | cpi->transport = XPORT_FC; |
| 3612 | cpi->transport_version = 0; |
| 3613 | cpi->protocol_version = SCSI_REV_SPC; |
| 3614 | } else if (mpt->is_sas) { |
| 3615 | cpi->hba_misc = PIM_NOBUSRESET; |
| 3616 | cpi->base_transfer_speed = 300000; |
| 3617 | cpi->hba_inquiry = PI_TAG_ABLE; |
| 3618 | cpi->transport = XPORT_SAS; |
| 3619 | cpi->transport_version = 0; |
| 3620 | cpi->protocol_version = SCSI_REV_SPC2; |
| 3621 | } else { |
| 3622 | cpi->hba_misc = PIM_SEQSCAN; |
| 3623 | cpi->base_transfer_speed = 3300; |
| 3624 | cpi->hba_inquiry = PI_SDTR_ABLE|PI_TAG_ABLE|PI_WIDE_16; |
| 3625 | cpi->transport = XPORT_SPI; |
| 3626 | cpi->transport_version = 2; |
| 3627 | cpi->protocol_version = SCSI_REV_2; |
| 3628 | } |
| 3629 | |
| 3630 | /* |
| 3631 | * We give our fake RAID passhtru bus a width that is MaxVolumes |
| 3632 | * wide and restrict it to one lun. |
| 3633 | */ |
| 3634 | if (raid_passthru) { |
| 3635 | cpi->max_target = mpt->ioc_page2->MaxPhysDisks - 1; |
| 3636 | cpi->initiator_id = cpi->max_target + 1; |
| 3637 | cpi->max_lun = 0; |
| 3638 | } |
| 3639 | |
| 3640 | if ((mpt->role & MPT_ROLE_INITIATOR) == 0) { |
| 3641 | cpi->hba_misc |= PIM_NOINITIATOR; |
| 3642 | } |
| 3643 | if (mpt->is_fc && (mpt->role & MPT_ROLE_TARGET)) { |
| 3644 | cpi->target_sprt = |
| 3645 | PIT_PROCESSOR | PIT_DISCONNECT | PIT_TERM_IO; |
| 3646 | } else { |
| 3647 | cpi->target_sprt = 0; |
| 3648 | } |
| 3649 | strncpy(cpi->sim_vid, "FreeBSD", SIM_IDLEN); |
| 3650 | strncpy(cpi->hba_vid, "LSI", HBA_IDLEN); |
| 3651 | strncpy(cpi->dev_name, cam_sim_name(sim), DEV_IDLEN); |
| 3652 | cpi->unit_number = cam_sim_unit(sim); |
| 3653 | cpi->ccb_h.status = CAM_REQ_CMP; |
| 3654 | break; |
| 3655 | } |
| 3656 | case XPT_EN_LUN: /* Enable LUN as a target */ |
| 3657 | { |
| 3658 | int result; |
| 3659 | |
| 3660 | if (ccb->cel.enable) |
| 3661 | result = mpt_enable_lun(mpt, |
| 3662 | ccb->ccb_h.target_id, ccb->ccb_h.target_lun); |
| 3663 | else |
| 3664 | result = mpt_disable_lun(mpt, |
| 3665 | ccb->ccb_h.target_id, ccb->ccb_h.target_lun); |
| 3666 | if (result == 0) { |
| 3667 | mpt_set_ccb_status(ccb, CAM_REQ_CMP); |
| 3668 | } else { |
| 3669 | mpt_set_ccb_status(ccb, CAM_REQ_CMP_ERR); |
| 3670 | } |
| 3671 | break; |
| 3672 | } |
| 3673 | case XPT_NOTIFY_ACK: /* recycle notify ack */ |
| 3674 | case XPT_IMMED_NOTIFY: /* Add Immediate Notify Resource */ |
| 3675 | case XPT_ACCEPT_TARGET_IO: /* Add Accept Target IO Resource */ |
| 3676 | { |
| 3677 | tgt_resource_t *trtp; |
| 3678 | lun_id_t lun = ccb->ccb_h.target_lun; |
| 3679 | ccb->ccb_h.sim_priv.entries[0].field = 0; |
| 3680 | ccb->ccb_h.sim_priv.entries[1].ptr = mpt; |
| 3681 | ccb->ccb_h.flags = 0; |
| 3682 | |
| 3683 | if (lun == CAM_LUN_WILDCARD) { |
| 3684 | if (ccb->ccb_h.target_id != CAM_TARGET_WILDCARD) { |
| 3685 | mpt_set_ccb_status(ccb, CAM_REQ_INVALID); |
| 3686 | break; |
| 3687 | } |
| 3688 | trtp = &mpt->trt_wildcard; |
| 3689 | } else if (lun >= MPT_MAX_LUNS) { |
| 3690 | mpt_set_ccb_status(ccb, CAM_REQ_INVALID); |
| 3691 | break; |
| 3692 | } else { |
| 3693 | trtp = &mpt->trt[lun]; |
| 3694 | } |
| 3695 | if (ccb->ccb_h.func_code == XPT_ACCEPT_TARGET_IO) { |
| 3696 | mpt_lprt(mpt, MPT_PRT_DEBUG1, |
| 3697 | "Put FREE ATIO %p lun %d\n", ccb, lun); |
| 3698 | STAILQ_INSERT_TAIL(&trtp->atios, &ccb->ccb_h, |
| 3699 | sim_links.stqe); |
| 3700 | } else if (ccb->ccb_h.func_code == XPT_IMMED_NOTIFY) { |
| 3701 | mpt_lprt(mpt, MPT_PRT_DEBUG1, |
| 3702 | "Put FREE INOT lun %d\n", lun); |
| 3703 | STAILQ_INSERT_TAIL(&trtp->inots, &ccb->ccb_h, |
| 3704 | sim_links.stqe); |
| 3705 | } else { |
| 3706 | mpt_lprt(mpt, MPT_PRT_ALWAYS, "Got Notify ACK\n"); |
| 3707 | } |
| 3708 | mpt_set_ccb_status(ccb, CAM_REQ_INPROG); |
| 3709 | return; |
| 3710 | } |
| 3711 | case XPT_CONT_TARGET_IO: |
| 3712 | mpt_target_start_io(mpt, ccb); |
| 3713 | return; |
| 3714 | |
| 3715 | default: |
| 3716 | ccb->ccb_h.status = CAM_REQ_INVALID; |
| 3717 | break; |
| 3718 | } |
| 3719 | xpt_done(ccb); |
| 3720 | } |
| 3721 | |
| 3722 | static int |
| 3723 | mpt_get_spi_settings(struct mpt_softc *mpt, struct ccb_trans_settings *cts) |
| 3724 | { |
| 3725 | struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi; |
| 3726 | struct ccb_trans_settings_spi *spi = &cts->xport_specific.spi; |
| 3727 | target_id_t tgt; |
| 3728 | uint32_t dval, pval, oval; |
| 3729 | int rv; |
| 3730 | |
| 3731 | if (IS_CURRENT_SETTINGS(cts) == 0) { |
| 3732 | tgt = cts->ccb_h.target_id; |
| 3733 | } else if (xpt_path_sim(cts->ccb_h.path) == mpt->phydisk_sim) { |
| 3734 | if (mpt_map_physdisk(mpt, (union ccb *)cts, &tgt)) { |
| 3735 | return (-1); |
| 3736 | } |
| 3737 | } else { |
| 3738 | tgt = cts->ccb_h.target_id; |
| 3739 | } |
| 3740 | |
| 3741 | /* |
| 3742 | * We aren't looking at Port Page 2 BIOS settings here- |
| 3743 | * sometimes these have been known to be bogus XXX. |
| 3744 | * |
| 3745 | * For user settings, we pick the max from port page 0 |
| 3746 | * |
| 3747 | * For current settings we read the current settings out from |
| 3748 | * device page 0 for that target. |
| 3749 | */ |
| 3750 | if (IS_CURRENT_SETTINGS(cts)) { |
| 3751 | CONFIG_PAGE_SCSI_DEVICE_0 tmp; |
| 3752 | dval = 0; |
| 3753 | |
| 3754 | tmp = mpt->mpt_dev_page0[tgt]; |
| 3755 | rv = mpt_read_cur_cfg_page(mpt, tgt, &tmp.Header, |
| 3756 | sizeof(tmp), FALSE, 5000); |
| 3757 | if (rv) { |
| 3758 | mpt_prt(mpt, "can't get tgt %d config page 0\n", tgt); |
| 3759 | return (rv); |
| 3760 | } |
| 3761 | mpt2host_config_page_scsi_device_0(&tmp); |
| 3762 | |
| 3763 | mpt_lprt(mpt, MPT_PRT_DEBUG, |
| 3764 | "mpt_get_spi_settings[%d]: current NP %x Info %x\n", tgt, |
| 3765 | tmp.NegotiatedParameters, tmp.Information); |
| 3766 | dval |= (tmp.NegotiatedParameters & MPI_SCSIDEVPAGE0_NP_WIDE) ? |
| 3767 | DP_WIDE : DP_NARROW; |
| 3768 | dval |= (mpt->mpt_disc_enable & (1 << tgt)) ? |
| 3769 | DP_DISC_ENABLE : DP_DISC_DISABL; |
| 3770 | dval |= (mpt->mpt_tag_enable & (1 << tgt)) ? |
| 3771 | DP_TQING_ENABLE : DP_TQING_DISABL; |
| 3772 | oval = tmp.NegotiatedParameters; |
| 3773 | oval &= MPI_SCSIDEVPAGE0_NP_NEG_SYNC_OFFSET_MASK; |
| 3774 | oval >>= MPI_SCSIDEVPAGE0_NP_SHIFT_SYNC_OFFSET; |
| 3775 | pval = tmp.NegotiatedParameters; |
| 3776 | pval &= MPI_SCSIDEVPAGE0_NP_NEG_SYNC_PERIOD_MASK; |
| 3777 | pval >>= MPI_SCSIDEVPAGE0_NP_SHIFT_SYNC_PERIOD; |
| 3778 | mpt->mpt_dev_page0[tgt] = tmp; |
| 3779 | } else { |
| 3780 | dval = DP_WIDE|DP_DISC_ENABLE|DP_TQING_ENABLE|DP_SYNC; |
| 3781 | oval = mpt->mpt_port_page0.Capabilities; |
| 3782 | oval = MPI_SCSIPORTPAGE0_CAP_GET_MAX_SYNC_OFFSET(oval); |
| 3783 | pval = mpt->mpt_port_page0.Capabilities; |
| 3784 | pval = MPI_SCSIPORTPAGE0_CAP_GET_MIN_SYNC_PERIOD(pval); |
| 3785 | } |
| 3786 | |
| 3787 | spi->valid = 0; |
| 3788 | scsi->valid = 0; |
| 3789 | spi->flags = 0; |
| 3790 | scsi->flags = 0; |
| 3791 | spi->sync_offset = oval; |
| 3792 | spi->sync_period = pval; |
| 3793 | spi->valid |= CTS_SPI_VALID_SYNC_OFFSET; |
| 3794 | spi->valid |= CTS_SPI_VALID_SYNC_RATE; |
| 3795 | spi->valid |= CTS_SPI_VALID_BUS_WIDTH; |
| 3796 | if (dval & DP_WIDE) { |
| 3797 | spi->bus_width = MSG_EXT_WDTR_BUS_16_BIT; |
| 3798 | } else { |
| 3799 | spi->bus_width = MSG_EXT_WDTR_BUS_8_BIT; |
| 3800 | } |
| 3801 | if (cts->ccb_h.target_lun != CAM_LUN_WILDCARD) { |
| 3802 | scsi->valid = CTS_SCSI_VALID_TQ; |
| 3803 | if (dval & DP_TQING_ENABLE) { |
| 3804 | scsi->flags |= CTS_SCSI_FLAGS_TAG_ENB; |
| 3805 | } |
| 3806 | spi->valid |= CTS_SPI_VALID_DISC; |
| 3807 | if (dval & DP_DISC_ENABLE) { |
| 3808 | spi->flags |= CTS_SPI_FLAGS_DISC_ENB; |
| 3809 | } |
| 3810 | } |
| 3811 | mpt_lprt(mpt, MPT_PRT_NEGOTIATION, |
| 3812 | "mpt_get_spi_settings[%d]: %s flags 0x%x per 0x%x off=%d\n", tgt, |
| 3813 | IS_CURRENT_SETTINGS(cts) ? "ACTIVE" : "NVRAM ", dval, pval, oval); |
| 3814 | return (0); |
| 3815 | } |
| 3816 | |
| 3817 | static void |
| 3818 | mpt_setwidth(struct mpt_softc *mpt, int tgt, int onoff) |
| 3819 | { |
| 3820 | PTR_CONFIG_PAGE_SCSI_DEVICE_1 ptr; |
| 3821 | |
| 3822 | ptr = &mpt->mpt_dev_page1[tgt]; |
| 3823 | if (onoff) { |
| 3824 | ptr->RequestedParameters |= MPI_SCSIDEVPAGE1_RP_WIDE; |
| 3825 | } else { |
| 3826 | ptr->RequestedParameters &= ~MPI_SCSIDEVPAGE1_RP_WIDE; |
| 3827 | } |
| 3828 | } |
| 3829 | |
| 3830 | static void |
| 3831 | mpt_setsync(struct mpt_softc *mpt, int tgt, int period, int offset) |
| 3832 | { |
| 3833 | PTR_CONFIG_PAGE_SCSI_DEVICE_1 ptr; |
| 3834 | |
| 3835 | ptr = &mpt->mpt_dev_page1[tgt]; |
| 3836 | ptr->RequestedParameters &= ~MPI_SCSIDEVPAGE1_RP_MIN_SYNC_PERIOD_MASK; |
| 3837 | ptr->RequestedParameters &= ~MPI_SCSIDEVPAGE1_RP_MAX_SYNC_OFFSET_MASK; |
| 3838 | ptr->RequestedParameters &= ~MPI_SCSIDEVPAGE1_RP_DT; |
| 3839 | ptr->RequestedParameters &= ~MPI_SCSIDEVPAGE1_RP_QAS; |
| 3840 | ptr->RequestedParameters &= ~MPI_SCSIDEVPAGE1_RP_IU; |
| 3841 | if (period == 0) { |
| 3842 | return; |
| 3843 | } |
| 3844 | ptr->RequestedParameters |= |
| 3845 | period << MPI_SCSIDEVPAGE1_RP_SHIFT_MIN_SYNC_PERIOD; |
| 3846 | ptr->RequestedParameters |= |
| 3847 | offset << MPI_SCSIDEVPAGE1_RP_SHIFT_MAX_SYNC_OFFSET; |
| 3848 | if (period < 0xa) { |
| 3849 | ptr->RequestedParameters |= MPI_SCSIDEVPAGE1_RP_DT; |
| 3850 | } |
| 3851 | if (period < 0x9) { |
| 3852 | ptr->RequestedParameters |= MPI_SCSIDEVPAGE1_RP_QAS; |
| 3853 | ptr->RequestedParameters |= MPI_SCSIDEVPAGE1_RP_IU; |
| 3854 | } |
| 3855 | } |
| 3856 | |
| 3857 | static int |
| 3858 | mpt_update_spi_config(struct mpt_softc *mpt, int tgt) |
| 3859 | { |
| 3860 | CONFIG_PAGE_SCSI_DEVICE_1 tmp; |
| 3861 | int rv; |
| 3862 | |
| 3863 | mpt_lprt(mpt, MPT_PRT_NEGOTIATION, |
| 3864 | "mpt_update_spi_config[%d].page1: Requested Params 0x%08x\n", |
| 3865 | tgt, mpt->mpt_dev_page1[tgt].RequestedParameters); |
| 3866 | tmp = mpt->mpt_dev_page1[tgt]; |
| 3867 | host2mpt_config_page_scsi_device_1(&tmp); |
| 3868 | rv = mpt_write_cur_cfg_page(mpt, tgt, |
| 3869 | &tmp.Header, sizeof(tmp), FALSE, 5000); |
| 3870 | if (rv) { |
| 3871 | mpt_prt(mpt, "mpt_update_spi_config: write cur page failed\n"); |
| 3872 | return (-1); |
| 3873 | } |
| 3874 | return (0); |
| 3875 | } |
| 3876 | |
| 3877 | /****************************** Timeout Recovery ******************************/ |
| 3878 | static int |
| 3879 | mpt_spawn_recovery_thread(struct mpt_softc *mpt) |
| 3880 | { |
| 3881 | int error; |
| 3882 | |
| 3883 | error = kthread_create(mpt_recovery_thread, mpt, |
| 3884 | &mpt->recovery_thread, "mpt_recovery%d", mpt->unit); |
| 3885 | return (error); |
| 3886 | } |
| 3887 | |
| 3888 | static void |
| 3889 | mpt_terminate_recovery_thread(struct mpt_softc *mpt) |
| 3890 | { |
| 3891 | |
| 3892 | if (mpt->recovery_thread == NULL) { |
| 3893 | return; |
| 3894 | } |
| 3895 | mpt->shutdwn_recovery = 1; |
| 3896 | wakeup(mpt); |
| 3897 | /* |
| 3898 | * Sleep on a slightly different location |
| 3899 | * for this interlock just for added safety. |
| 3900 | */ |
| 3901 | mpt_sleep(mpt, &mpt->recovery_thread, 0, "thtrm", 0); |
| 3902 | } |
| 3903 | |
| 3904 | static void |
| 3905 | mpt_recovery_thread(void *arg) |
| 3906 | { |
| 3907 | struct mpt_softc *mpt; |
| 3908 | |
| 3909 | mpt = (struct mpt_softc *)arg; |
| 3910 | MPT_LOCK(mpt); |
| 3911 | for (;;) { |
| 3912 | if (TAILQ_EMPTY(&mpt->request_timeout_list) != 0) { |
| 3913 | if (mpt->shutdwn_recovery == 0) { |
| 3914 | mpt_sleep(mpt, mpt, 0, "idle", 0); |
| 3915 | } |
| 3916 | } |
| 3917 | if (mpt->shutdwn_recovery != 0) { |
| 3918 | break; |
| 3919 | } |
| 3920 | mpt_recover_commands(mpt); |
| 3921 | } |
| 3922 | mpt->recovery_thread = NULL; |
| 3923 | wakeup(&mpt->recovery_thread); |
| 3924 | MPT_UNLOCK(mpt); |
| 3925 | kthread_exit(); |
| 3926 | } |
| 3927 | |
| 3928 | static int |
| 3929 | mpt_scsi_send_tmf(struct mpt_softc *mpt, u_int type, u_int flags, |
| 3930 | u_int channel, u_int target, u_int lun, u_int abort_ctx, int sleep_ok) |
| 3931 | { |
| 3932 | MSG_SCSI_TASK_MGMT *tmf_req; |
| 3933 | int error; |
| 3934 | |
| 3935 | /* |
| 3936 | * Wait for any current TMF request to complete. |
| 3937 | * We're only allowed to issue one TMF at a time. |
| 3938 | */ |
| 3939 | error = mpt_wait_req(mpt, mpt->tmf_req, REQ_STATE_FREE, REQ_STATE_FREE, |
| 3940 | sleep_ok, MPT_TMF_MAX_TIMEOUT); |
| 3941 | if (error != 0) { |
| 3942 | mpt_reset(mpt, TRUE); |
| 3943 | return (ETIMEDOUT); |
| 3944 | } |
| 3945 | |
| 3946 | mpt_assign_serno(mpt, mpt->tmf_req); |
| 3947 | mpt->tmf_req->state = REQ_STATE_ALLOCATED|REQ_STATE_QUEUED; |
| 3948 | |
| 3949 | tmf_req = (MSG_SCSI_TASK_MGMT *)mpt->tmf_req->req_vbuf; |
| 3950 | memset(tmf_req, 0, sizeof(*tmf_req)); |
| 3951 | tmf_req->TargetID = target; |
| 3952 | tmf_req->Bus = channel; |
| 3953 | tmf_req->Function = MPI_FUNCTION_SCSI_TASK_MGMT; |
| 3954 | tmf_req->TaskType = type; |
| 3955 | tmf_req->MsgFlags = flags; |
| 3956 | tmf_req->MsgContext = |
| 3957 | htole32(mpt->tmf_req->index | scsi_tmf_handler_id); |
| 3958 | if (lun > MPT_MAX_LUNS) { |
| 3959 | tmf_req->LUN[0] = 0x40 | ((lun >> 8) & 0x3f); |
| 3960 | tmf_req->LUN[1] = lun & 0xff; |
| 3961 | } else { |
| 3962 | tmf_req->LUN[1] = lun; |
| 3963 | } |
| 3964 | tmf_req->TaskMsgContext = abort_ctx; |
| 3965 | |
| 3966 | mpt_lprt(mpt, MPT_PRT_DEBUG, |
| 3967 | "Issuing TMF %p:%u with MsgContext of 0x%x\n", mpt->tmf_req, |
| 3968 | mpt->tmf_req->serno, tmf_req->MsgContext); |
| 3969 | if (mpt->verbose > MPT_PRT_DEBUG) { |
| 3970 | mpt_print_request(tmf_req); |
| 3971 | } |
| 3972 | |
| 3973 | KASSERT(mpt_req_on_pending_list(mpt, mpt->tmf_req) == 0, |
| 3974 | ("mpt_scsi_send_tmf: tmf_req already on pending list")); |
| 3975 | TAILQ_INSERT_HEAD(&mpt->request_pending_list, mpt->tmf_req, links); |
| 3976 | error = mpt_send_handshake_cmd(mpt, sizeof(*tmf_req), tmf_req); |
| 3977 | if (error != MPT_OK) { |
| 3978 | TAILQ_REMOVE(&mpt->request_pending_list, mpt->tmf_req, links); |
| 3979 | mpt->tmf_req->state = REQ_STATE_FREE; |
| 3980 | mpt_reset(mpt, TRUE); |
| 3981 | } |
| 3982 | return (error); |
| 3983 | } |
| 3984 | |
| 3985 | /* |
| 3986 | * When a command times out, it is placed on the requeust_timeout_list |
| 3987 | * and we wake our recovery thread. The MPT-Fusion architecture supports |
| 3988 | * only a single TMF operation at a time, so we serially abort/bdr, etc, |
| 3989 | * the timedout transactions. The next TMF is issued either by the |
| 3990 | * completion handler of the current TMF waking our recovery thread, |
| 3991 | * or the TMF timeout handler causing a hard reset sequence. |
| 3992 | */ |
| 3993 | static void |
| 3994 | mpt_recover_commands(struct mpt_softc *mpt) |
| 3995 | { |
| 3996 | request_t *req; |
| 3997 | union ccb *ccb; |
| 3998 | int error; |
| 3999 | |
| 4000 | if (TAILQ_EMPTY(&mpt->request_timeout_list) != 0) { |
| 4001 | /* |
| 4002 | * No work to do- leave. |
| 4003 | */ |
| 4004 | mpt_prt(mpt, "mpt_recover_commands: no requests.\n"); |
| 4005 | return; |
| 4006 | } |
| 4007 | |
| 4008 | /* |
| 4009 | * Flush any commands whose completion coincides with their timeout. |
| 4010 | */ |
| 4011 | mpt_intr(mpt); |
| 4012 | |
| 4013 | if (TAILQ_EMPTY(&mpt->request_timeout_list) != 0) { |
| 4014 | /* |
| 4015 | * The timedout commands have already |
| 4016 | * completed. This typically means |
| 4017 | * that either the timeout value was on |
| 4018 | * the hairy edge of what the device |
| 4019 | * requires or - more likely - interrupts |
| 4020 | * are not happening. |
| 4021 | */ |
| 4022 | mpt_prt(mpt, "Timedout requests already complete. " |
| 4023 | "Interrupts may not be functioning.\n"); |
| 4024 | mpt_enable_ints(mpt); |
| 4025 | return; |
| 4026 | } |
| 4027 | |
| 4028 | /* |
| 4029 | * We have no visibility into the current state of the |
| 4030 | * controller, so attempt to abort the commands in the |
| 4031 | * order they timed-out. For initiator commands, we |
| 4032 | * depend on the reply handler pulling requests off |
| 4033 | * the timeout list. |
| 4034 | */ |
| 4035 | while ((req = TAILQ_FIRST(&mpt->request_timeout_list)) != NULL) { |
| 4036 | uint16_t status; |
| 4037 | uint8_t response; |
| 4038 | MSG_REQUEST_HEADER *hdrp = req->req_vbuf; |
| 4039 | |
| 4040 | mpt_prt(mpt, "attempting to abort req %p:%u function %x\n", |
| 4041 | req, req->serno, hdrp->Function); |
| 4042 | ccb = req->ccb; |
| 4043 | if (ccb == NULL) { |
| 4044 | mpt_prt(mpt, "null ccb in timed out request. " |
| 4045 | "Resetting Controller.\n"); |
| 4046 | mpt_reset(mpt, TRUE); |
| 4047 | continue; |
| 4048 | } |
| 4049 | mpt_set_ccb_status(ccb, CAM_CMD_TIMEOUT); |
| 4050 | |
| 4051 | /* |
| 4052 | * Check to see if this is not an initiator command and |
| 4053 | * deal with it differently if it is. |
| 4054 | */ |
| 4055 | switch (hdrp->Function) { |
| 4056 | case MPI_FUNCTION_SCSI_IO_REQUEST: |
| 4057 | case MPI_FUNCTION_RAID_SCSI_IO_PASSTHROUGH: |
| 4058 | break; |
| 4059 | default: |
| 4060 | /* |
| 4061 | * XXX: FIX ME: need to abort target assists... |
| 4062 | */ |
| 4063 | mpt_prt(mpt, "just putting it back on the pend q\n"); |
| 4064 | TAILQ_REMOVE(&mpt->request_timeout_list, req, links); |
| 4065 | TAILQ_INSERT_HEAD(&mpt->request_pending_list, req, |
| 4066 | links); |
| 4067 | continue; |
| 4068 | } |
| 4069 | |
| 4070 | error = mpt_scsi_send_tmf(mpt, |
| 4071 | MPI_SCSITASKMGMT_TASKTYPE_ABORT_TASK, |
| 4072 | 0, 0, ccb->ccb_h.target_id, ccb->ccb_h.target_lun, |
| 4073 | htole32(req->index | scsi_io_handler_id), TRUE); |
| 4074 | |
| 4075 | if (error != 0) { |
| 4076 | /* |
| 4077 | * mpt_scsi_send_tmf hard resets on failure, so no |
| 4078 | * need to do so here. Our queue should be emptied |
| 4079 | * by the hard reset. |
| 4080 | */ |
| 4081 | continue; |
| 4082 | } |
| 4083 | |
| 4084 | error = mpt_wait_req(mpt, mpt->tmf_req, REQ_STATE_DONE, |
| 4085 | REQ_STATE_DONE, TRUE, 500); |
| 4086 | |
| 4087 | status = le16toh(mpt->tmf_req->IOCStatus); |
| 4088 | response = mpt->tmf_req->ResponseCode; |
| 4089 | mpt->tmf_req->state = REQ_STATE_FREE; |
| 4090 | |
| 4091 | if (error != 0) { |
| 4092 | /* |
| 4093 | * If we've errored out,, reset the controller. |
| 4094 | */ |
| 4095 | mpt_prt(mpt, "mpt_recover_commands: abort timed-out. " |
| 4096 | "Resetting controller\n"); |
| 4097 | mpt_reset(mpt, TRUE); |
| 4098 | continue; |
| 4099 | } |
| 4100 | |
| 4101 | if ((status & MPI_IOCSTATUS_MASK) != MPI_IOCSTATUS_SUCCESS) { |
| 4102 | mpt_prt(mpt, "mpt_recover_commands: IOC Status 0x%x. " |
| 4103 | "Resetting controller.\n", status); |
| 4104 | mpt_reset(mpt, TRUE); |
| 4105 | continue; |
| 4106 | } |
| 4107 | |
| 4108 | if (response != MPI_SCSITASKMGMT_RSP_TM_SUCCEEDED && |
| 4109 | response != MPI_SCSITASKMGMT_RSP_TM_COMPLETE) { |
| 4110 | mpt_prt(mpt, "mpt_recover_commands: TMF Response 0x%x. " |
| 4111 | "Resetting controller.\n", response); |
| 4112 | mpt_reset(mpt, TRUE); |
| 4113 | continue; |
| 4114 | } |
| 4115 | mpt_prt(mpt, "abort of req %p:%u completed\n", req, req->serno); |
| 4116 | } |
| 4117 | } |
| 4118 | |
| 4119 | /************************ Target Mode Support ****************************/ |
| 4120 | static void |
| 4121 | mpt_fc_post_els(struct mpt_softc *mpt, request_t *req, int ioindex) |
| 4122 | { |
| 4123 | MSG_LINK_SERVICE_BUFFER_POST_REQUEST *fc; |
| 4124 | PTR_SGE_TRANSACTION32 tep; |
| 4125 | PTR_SGE_SIMPLE32 se; |
| 4126 | bus_addr_t paddr; |
| 4127 | uint32_t fl; |
| 4128 | |
| 4129 | paddr = req->req_pbuf; |
| 4130 | paddr += MPT_RQSL(mpt); |
| 4131 | |
| 4132 | fc = req->req_vbuf; |
| 4133 | memset(fc, 0, MPT_REQUEST_AREA); |
| 4134 | fc->BufferCount = 1; |
| 4135 | fc->Function = MPI_FUNCTION_FC_LINK_SRVC_BUF_POST; |
| 4136 | fc->MsgContext = htole32(req->index | fc_els_handler_id); |
| 4137 | |
| 4138 | /* |
| 4139 | * Okay, set up ELS buffer pointers. ELS buffer pointers |
| 4140 | * consist of a TE SGL element (with details length of zero) |
| 4141 | * followed by a SIMPLE SGL element which holds the address |
| 4142 | * of the buffer. |
| 4143 | */ |
| 4144 | |
| 4145 | tep = (PTR_SGE_TRANSACTION32) &fc->SGL; |
| 4146 | |
| 4147 | tep->ContextSize = 4; |
| 4148 | tep->Flags = 0; |
| 4149 | tep->TransactionContext[0] = htole32(ioindex); |
| 4150 | |
| 4151 | se = (PTR_SGE_SIMPLE32) &tep->TransactionDetails[0]; |
| 4152 | fl = |
| 4153 | MPI_SGE_FLAGS_HOST_TO_IOC | |
| 4154 | MPI_SGE_FLAGS_SIMPLE_ELEMENT | |
| 4155 | MPI_SGE_FLAGS_LAST_ELEMENT | |
| 4156 | MPI_SGE_FLAGS_END_OF_LIST | |
| 4157 | MPI_SGE_FLAGS_END_OF_BUFFER; |
| 4158 | fl <<= MPI_SGE_FLAGS_SHIFT; |
| 4159 | fl |= (MPT_NRFM(mpt) - MPT_RQSL(mpt)); |
| 4160 | se->FlagsLength = htole32(fl); |
| 4161 | se->Address = htole32((uint32_t) paddr); |
| 4162 | mpt_lprt(mpt, MPT_PRT_DEBUG, |
| 4163 | "add ELS index %d ioindex %d for %p:%u\n", |
| 4164 | req->index, ioindex, req, req->serno); |
| 4165 | KASSERT(((req->state & REQ_STATE_LOCKED) != 0), |
| 4166 | ("mpt_fc_post_els: request not locked")); |
| 4167 | mpt_send_cmd(mpt, req); |
| 4168 | } |
| 4169 | |
| 4170 | static void |
| 4171 | mpt_post_target_command(struct mpt_softc *mpt, request_t *req, int ioindex) |
| 4172 | { |
| 4173 | PTR_MSG_TARGET_CMD_BUFFER_POST_REQUEST fc; |
| 4174 | PTR_CMD_BUFFER_DESCRIPTOR cb; |
| 4175 | bus_addr_t paddr; |
| 4176 | |
| 4177 | paddr = req->req_pbuf; |
| 4178 | paddr += MPT_RQSL(mpt); |
| 4179 | memset(req->req_vbuf, 0, MPT_REQUEST_AREA); |
| 4180 | MPT_TGT_STATE(mpt, req)->state = TGT_STATE_LOADING; |
| 4181 | |
| 4182 | fc = req->req_vbuf; |
| 4183 | fc->BufferCount = 1; |
| 4184 | fc->Function = MPI_FUNCTION_TARGET_CMD_BUFFER_POST; |
| 4185 | fc->MsgContext = htole32(req->index | mpt->scsi_tgt_handler_id); |
| 4186 | |
| 4187 | cb = &fc->Buffer[0]; |
| 4188 | cb->IoIndex = htole16(ioindex); |
| 4189 | cb->u.PhysicalAddress32 = htole32((U32) paddr); |
| 4190 | |
| 4191 | mpt_check_doorbell(mpt); |
| 4192 | mpt_send_cmd(mpt, req); |
| 4193 | } |
| 4194 | |
| 4195 | static int |
| 4196 | mpt_add_els_buffers(struct mpt_softc *mpt) |
| 4197 | { |
| 4198 | int i; |
| 4199 | |
| 4200 | if (mpt->is_fc == 0) { |
| 4201 | return (TRUE); |
| 4202 | } |
| 4203 | |
| 4204 | if (mpt->els_cmds_allocated) { |
| 4205 | return (TRUE); |
| 4206 | } |
| 4207 | |
| 4208 | mpt->els_cmd_ptrs = kmalloc(MPT_MAX_ELS * sizeof (request_t *), |
| 4209 | M_DEVBUF, M_NOWAIT | M_ZERO); |
| 4210 | |
| 4211 | if (mpt->els_cmd_ptrs == NULL) { |
| 4212 | return (FALSE); |
| 4213 | } |
| 4214 | |
| 4215 | /* |
| 4216 | * Feed the chip some ELS buffer resources |
| 4217 | */ |
| 4218 | for (i = 0; i < MPT_MAX_ELS; i++) { |
| 4219 | request_t *req = mpt_get_request(mpt, FALSE); |
| 4220 | if (req == NULL) { |
| 4221 | break; |
| 4222 | } |
| 4223 | req->state |= REQ_STATE_LOCKED; |
| 4224 | mpt->els_cmd_ptrs[i] = req; |
| 4225 | mpt_fc_post_els(mpt, req, i); |
| 4226 | } |
| 4227 | |
| 4228 | if (i == 0) { |
| 4229 | mpt_prt(mpt, "unable to add ELS buffer resources\n"); |
| 4230 | kfree(mpt->els_cmd_ptrs, M_DEVBUF); |
| 4231 | mpt->els_cmd_ptrs = NULL; |
| 4232 | return (FALSE); |
| 4233 | } |
| 4234 | if (i != MPT_MAX_ELS) { |
| 4235 | mpt_lprt(mpt, MPT_PRT_INFO, |
| 4236 | "only added %d of %d ELS buffers\n", i, MPT_MAX_ELS); |
| 4237 | } |
| 4238 | mpt->els_cmds_allocated = i; |
| 4239 | return(TRUE); |
| 4240 | } |
| 4241 | |
| 4242 | static int |
| 4243 | mpt_add_target_commands(struct mpt_softc *mpt) |
| 4244 | { |
| 4245 | int i, max; |
| 4246 | |
| 4247 | if (mpt->tgt_cmd_ptrs) { |
| 4248 | return (TRUE); |
| 4249 | } |
| 4250 | |
| 4251 | max = MPT_MAX_REQUESTS(mpt) >> 1; |
| 4252 | if (max > mpt->mpt_max_tgtcmds) { |
| 4253 | max = mpt->mpt_max_tgtcmds; |
| 4254 | } |
| 4255 | mpt->tgt_cmd_ptrs = |
| 4256 | kmalloc(max * sizeof (request_t *), M_DEVBUF, M_NOWAIT | M_ZERO); |
| 4257 | if (mpt->tgt_cmd_ptrs == NULL) { |
| 4258 | mpt_prt(mpt, |
| 4259 | "mpt_add_target_commands: could not allocate cmd ptrs\n"); |
| 4260 | return (FALSE); |
| 4261 | } |
| 4262 | |
| 4263 | for (i = 0; i < max; i++) { |
| 4264 | request_t *req; |
| 4265 | |
| 4266 | req = mpt_get_request(mpt, FALSE); |
| 4267 | if (req == NULL) { |
| 4268 | break; |
| 4269 | } |
| 4270 | req->state |= REQ_STATE_LOCKED; |
| 4271 | mpt->tgt_cmd_ptrs[i] = req; |
| 4272 | mpt_post_target_command(mpt, req, i); |
| 4273 | } |
| 4274 | |
| 4275 | |
| 4276 | if (i == 0) { |
| 4277 | mpt_lprt(mpt, MPT_PRT_ERROR, "could not add any target bufs\n"); |
| 4278 | kfree(mpt->tgt_cmd_ptrs, M_DEVBUF); |
| 4279 | mpt->tgt_cmd_ptrs = NULL; |
| 4280 | return (FALSE); |
| 4281 | } |
| 4282 | |
| 4283 | mpt->tgt_cmds_allocated = i; |
| 4284 | |
| 4285 | if (i < max) { |
| 4286 | mpt_lprt(mpt, MPT_PRT_INFO, |
| 4287 | "added %d of %d target bufs\n", i, max); |
| 4288 | } |
| 4289 | return (i); |
| 4290 | } |
| 4291 | |
| 4292 | static int |
| 4293 | mpt_enable_lun(struct mpt_softc *mpt, target_id_t tgt, lun_id_t lun) |
| 4294 | { |
| 4295 | |
| 4296 | if (tgt == CAM_TARGET_WILDCARD && lun == CAM_LUN_WILDCARD) { |
| 4297 | mpt->twildcard = 1; |
| 4298 | } else if (lun >= MPT_MAX_LUNS) { |
| 4299 | return (EINVAL); |
| 4300 | } else if (tgt != CAM_TARGET_WILDCARD && tgt != 0) { |
| 4301 | return (EINVAL); |
| 4302 | } |
| 4303 | if (mpt->tenabled == 0) { |
| 4304 | if (mpt->is_fc) { |
| 4305 | (void) mpt_fc_reset_link(mpt, 0); |
| 4306 | } |
| 4307 | mpt->tenabled = 1; |
| 4308 | } |
| 4309 | if (lun == CAM_LUN_WILDCARD) { |
| 4310 | mpt->trt_wildcard.enabled = 1; |
| 4311 | } else { |
| 4312 | mpt->trt[lun].enabled = 1; |
| 4313 | } |
| 4314 | return (0); |
| 4315 | } |
| 4316 | |
| 4317 | static int |
| 4318 | mpt_disable_lun(struct mpt_softc *mpt, target_id_t tgt, lun_id_t lun) |
| 4319 | { |
| 4320 | int i; |
| 4321 | |
| 4322 | if (tgt == CAM_TARGET_WILDCARD && lun == CAM_LUN_WILDCARD) { |
| 4323 | mpt->twildcard = 0; |
| 4324 | } else if (lun >= MPT_MAX_LUNS) { |
| 4325 | return (EINVAL); |
| 4326 | } else if (tgt != CAM_TARGET_WILDCARD && tgt != 0) { |
| 4327 | return (EINVAL); |
| 4328 | } |
| 4329 | if (lun == CAM_LUN_WILDCARD) { |
| 4330 | mpt->trt_wildcard.enabled = 0; |
| 4331 | } else { |
| 4332 | mpt->trt[lun].enabled = 0; |
| 4333 | } |
| 4334 | for (i = 0; i < MPT_MAX_LUNS; i++) { |
| 4335 | if (mpt->trt[lun].enabled) { |
| 4336 | break; |
| 4337 | } |
| 4338 | } |
| 4339 | if (i == MPT_MAX_LUNS && mpt->twildcard == 0) { |
| 4340 | if (mpt->is_fc) { |
| 4341 | (void) mpt_fc_reset_link(mpt, 0); |
| 4342 | } |
| 4343 | mpt->tenabled = 0; |
| 4344 | } |
| 4345 | return (0); |
| 4346 | } |
| 4347 | |
| 4348 | /* |
| 4349 | * Called with MPT lock held |
| 4350 | */ |
| 4351 | static void |
| 4352 | mpt_target_start_io(struct mpt_softc *mpt, union ccb *ccb) |
| 4353 | { |
| 4354 | struct ccb_scsiio *csio = &ccb->csio; |
| 4355 | request_t *cmd_req = MPT_TAG_2_REQ(mpt, csio->tag_id); |
| 4356 | mpt_tgt_state_t *tgt = MPT_TGT_STATE(mpt, cmd_req); |
| 4357 | |
| 4358 | switch (tgt->state) { |
| 4359 | case TGT_STATE_IN_CAM: |
| 4360 | break; |
| 4361 | case TGT_STATE_MOVING_DATA: |
| 4362 | mpt_set_ccb_status(ccb, CAM_REQUEUE_REQ); |
| 4363 | xpt_freeze_simq(mpt->sim, 1); |
| 4364 | ccb->ccb_h.status &= ~CAM_SIM_QUEUED; |
| 4365 | tgt->ccb->ccb_h.status |= CAM_RELEASE_SIMQ; |
| 4366 | xpt_done(ccb); |
| 4367 | return; |
| 4368 | default: |
| 4369 | mpt_prt(mpt, "ccb %p flags 0x%x tag 0x%08x had bad request " |
| 4370 | "starting I/O\n", ccb, csio->ccb_h.flags, csio->tag_id); |
| 4371 | mpt_tgt_dump_req_state(mpt, cmd_req); |
| 4372 | mpt_set_ccb_status(ccb, CAM_REQ_CMP_ERR); |
| 4373 | xpt_done(ccb); |
| 4374 | return; |
| 4375 | } |
| 4376 | |
| 4377 | if (csio->dxfer_len) { |
| 4378 | bus_dmamap_callback_t *cb; |
| 4379 | PTR_MSG_TARGET_ASSIST_REQUEST ta; |
| 4380 | request_t *req; |
| 4381 | |
| 4382 | KASSERT((ccb->ccb_h.flags & CAM_DIR_MASK) != CAM_DIR_NONE, |
| 4383 | ("dxfer_len %u but direction is NONE", csio->dxfer_len)); |
| 4384 | |
| 4385 | if ((req = mpt_get_request(mpt, FALSE)) == NULL) { |
| 4386 | if (mpt->outofbeer == 0) { |
| 4387 | mpt->outofbeer = 1; |
| 4388 | xpt_freeze_simq(mpt->sim, 1); |
| 4389 | mpt_lprt(mpt, MPT_PRT_DEBUG, "FREEZEQ\n"); |
| 4390 | } |
| 4391 | ccb->ccb_h.status &= ~CAM_SIM_QUEUED; |
| 4392 | mpt_set_ccb_status(ccb, CAM_REQUEUE_REQ); |
| 4393 | xpt_done(ccb); |
| 4394 | return; |
| 4395 | } |
| 4396 | ccb->ccb_h.status = CAM_SIM_QUEUED | CAM_REQ_INPROG; |
| 4397 | if (sizeof (bus_addr_t) > 4) { |
| 4398 | cb = mpt_execute_req_a64; |
| 4399 | } else { |
| 4400 | cb = mpt_execute_req; |
| 4401 | } |
| 4402 | |
| 4403 | req->ccb = ccb; |
| 4404 | ccb->ccb_h.ccb_req_ptr = req; |
| 4405 | |
| 4406 | /* |
| 4407 | * Record the currently active ccb and the |
| 4408 | * request for it in our target state area. |
| 4409 | */ |
| 4410 | tgt->ccb = ccb; |
| 4411 | tgt->req = req; |
| 4412 | |
| 4413 | memset(req->req_vbuf, 0, MPT_RQSL(mpt)); |
| 4414 | ta = req->req_vbuf; |
| 4415 | |
| 4416 | if (mpt->is_sas) { |
| 4417 | PTR_MPI_TARGET_SSP_CMD_BUFFER ssp = |
| 4418 | cmd_req->req_vbuf; |
| 4419 | ta->QueueTag = ssp->InitiatorTag; |
| 4420 | } else if (mpt->is_spi) { |
| 4421 | PTR_MPI_TARGET_SCSI_SPI_CMD_BUFFER sp = |
| 4422 | cmd_req->req_vbuf; |
| 4423 | ta->QueueTag = sp->Tag; |
| 4424 | } |
| 4425 | ta->Function = MPI_FUNCTION_TARGET_ASSIST; |
| 4426 | ta->MsgContext = htole32(req->index | mpt->scsi_tgt_handler_id); |
| 4427 | ta->ReplyWord = htole32(tgt->reply_desc); |
| 4428 | if (csio->ccb_h.target_lun > MPT_MAX_LUNS) { |
| 4429 | ta->LUN[0] = |
| 4430 | 0x40 | ((csio->ccb_h.target_lun >> 8) & 0x3f); |
| 4431 | ta->LUN[1] = csio->ccb_h.target_lun & 0xff; |
| 4432 | } else { |
| 4433 | ta->LUN[1] = csio->ccb_h.target_lun; |
| 4434 | } |
| 4435 | |
| 4436 | ta->RelativeOffset = tgt->bytes_xfered; |
| 4437 | ta->DataLength = ccb->csio.dxfer_len; |
| 4438 | if (ta->DataLength > tgt->resid) { |
| 4439 | ta->DataLength = tgt->resid; |
| 4440 | } |
| 4441 | |
| 4442 | /* |
| 4443 | * XXX Should be done after data transfer completes? |
| 4444 | */ |
| 4445 | tgt->resid -= csio->dxfer_len; |
| 4446 | tgt->bytes_xfered += csio->dxfer_len; |
| 4447 | |
| 4448 | if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) { |
| 4449 | ta->TargetAssistFlags |= |
| 4450 | TARGET_ASSIST_FLAGS_DATA_DIRECTION; |
| 4451 | } |
| 4452 | |
| 4453 | #ifdef WE_TRUST_AUTO_GOOD_STATUS |
| 4454 | if ((ccb->ccb_h.flags & CAM_SEND_STATUS) && |
| 4455 | csio->scsi_status == SCSI_STATUS_OK && tgt->resid == 0) { |
| 4456 | ta->TargetAssistFlags |= |
| 4457 | TARGET_ASSIST_FLAGS_AUTO_STATUS; |
| 4458 | } |
| 4459 | #endif |
| 4460 | tgt->state = TGT_STATE_SETTING_UP_FOR_DATA; |
| 4461 | |
| 4462 | mpt_lprt(mpt, MPT_PRT_DEBUG, |
| 4463 | "DATA_CCB %p tag %x %u bytes %u resid flg %x req %p:%u " |
| 4464 | "nxtstate=%d\n", csio, csio->tag_id, csio->dxfer_len, |
| 4465 | tgt->resid, ccb->ccb_h.flags, req, req->serno, tgt->state); |
| 4466 | |
| 4467 | if ((ccb->ccb_h.flags & CAM_SCATTER_VALID) == 0) { |
| 4468 | if ((ccb->ccb_h.flags & CAM_DATA_PHYS) == 0) { |
| 4469 | int error; |
| 4470 | crit_enter(); |
| 4471 | error = bus_dmamap_load(mpt->buffer_dmat, |
| 4472 | req->dmap, csio->data_ptr, csio->dxfer_len, |
| 4473 | cb, req, 0); |
| 4474 | crit_exit(); |
| 4475 | if (error == EINPROGRESS) { |
| 4476 | xpt_freeze_simq(mpt->sim, 1); |
| 4477 | ccb->ccb_h.status |= CAM_RELEASE_SIMQ; |
| 4478 | } |
| 4479 | } else { |
| 4480 | /* |
| 4481 | * We have been given a pointer to single |
| 4482 | * physical buffer. |
| 4483 | */ |
| 4484 | struct bus_dma_segment seg; |
| 4485 | seg.ds_addr = (bus_addr_t) |
| 4486 | (vm_offset_t)csio->data_ptr; |
| 4487 | seg.ds_len = csio->dxfer_len; |
| 4488 | (*cb)(req, &seg, 1, 0); |
| 4489 | } |
| 4490 | } else { |
| 4491 | /* |
| 4492 | * We have been given a list of addresses. |
| 4493 | * This case could be easily supported but they are not |
| 4494 | * currently generated by the CAM subsystem so there |
| 4495 | * is no point in wasting the time right now. |
| 4496 | */ |
| 4497 | struct bus_dma_segment *sgs; |
| 4498 | if ((ccb->ccb_h.flags & CAM_SG_LIST_PHYS) == 0) { |
| 4499 | (*cb)(req, NULL, 0, EFAULT); |
| 4500 | } else { |
| 4501 | /* Just use the segments provided */ |
| 4502 | sgs = (struct bus_dma_segment *)csio->data_ptr; |
| 4503 | (*cb)(req, sgs, csio->sglist_cnt, 0); |
| 4504 | } |
| 4505 | } |
| 4506 | } else { |
| 4507 | uint8_t *sp = NULL, sense[MPT_SENSE_SIZE]; |
| 4508 | |
| 4509 | /* |
| 4510 | * XXX: I don't know why this seems to happen, but |
| 4511 | * XXX: completing the CCB seems to make things happy. |
| 4512 | * XXX: This seems to happen if the initiator requests |
| 4513 | * XXX: enough data that we have to do multiple CTIOs. |
| 4514 | */ |
| 4515 | if ((ccb->ccb_h.flags & CAM_SEND_STATUS) == 0) { |
| 4516 | mpt_lprt(mpt, MPT_PRT_DEBUG, |
| 4517 | "Meaningless STATUS CCB (%p): flags %x status %x " |
| 4518 | "resid %d bytes_xfered %u\n", ccb, ccb->ccb_h.flags, |
| 4519 | ccb->ccb_h.status, tgt->resid, tgt->bytes_xfered); |
| 4520 | mpt_set_ccb_status(ccb, CAM_REQ_CMP); |
| 4521 | ccb->ccb_h.status &= ~CAM_SIM_QUEUED; |
| 4522 | xpt_done(ccb); |
| 4523 | return; |
| 4524 | } |
| 4525 | if (ccb->ccb_h.flags & CAM_SEND_SENSE) { |
| 4526 | sp = sense; |
| 4527 | memcpy(sp, &csio->sense_data, |
| 4528 | min(csio->sense_len, MPT_SENSE_SIZE)); |
| 4529 | } |
| 4530 | mpt_scsi_tgt_status(mpt, ccb, cmd_req, csio->scsi_status, sp); |
| 4531 | } |
| 4532 | } |
| 4533 | |
| 4534 | static void |
| 4535 | mpt_scsi_tgt_local(struct mpt_softc *mpt, request_t *cmd_req, |
| 4536 | uint32_t lun, int send, uint8_t *data, size_t length) |
| 4537 | { |
| 4538 | mpt_tgt_state_t *tgt; |
| 4539 | PTR_MSG_TARGET_ASSIST_REQUEST ta; |
| 4540 | SGE_SIMPLE32 *se; |
| 4541 | uint32_t flags; |
| 4542 | uint8_t *dptr; |
| 4543 | bus_addr_t pptr; |
| 4544 | request_t *req; |
| 4545 | |
| 4546 | /* |
| 4547 | * We enter with resid set to the data load for the command. |
| 4548 | */ |
| 4549 | tgt = MPT_TGT_STATE(mpt, cmd_req); |
| 4550 | if (length == 0 || tgt->resid == 0) { |
| 4551 | tgt->resid = 0; |
| 4552 | mpt_scsi_tgt_status(mpt, NULL, cmd_req, 0, NULL); |
| 4553 | return; |
| 4554 | } |
| 4555 | |
| 4556 | if ((req = mpt_get_request(mpt, FALSE)) == NULL) { |
| 4557 | mpt_prt(mpt, "out of resources- dropping local response\n"); |
| 4558 | return; |
| 4559 | } |
| 4560 | tgt->is_local = 1; |
| 4561 | |
| 4562 | |
| 4563 | memset(req->req_vbuf, 0, MPT_RQSL(mpt)); |
| 4564 | ta = req->req_vbuf; |
| 4565 | |
| 4566 | if (mpt->is_sas) { |
| 4567 | PTR_MPI_TARGET_SSP_CMD_BUFFER ssp = cmd_req->req_vbuf; |
| 4568 | ta->QueueTag = ssp->InitiatorTag; |
| 4569 | } else if (mpt->is_spi) { |
| 4570 | PTR_MPI_TARGET_SCSI_SPI_CMD_BUFFER sp = cmd_req->req_vbuf; |
| 4571 | ta->QueueTag = sp->Tag; |
| 4572 | } |
| 4573 | ta->Function = MPI_FUNCTION_TARGET_ASSIST; |
| 4574 | ta->MsgContext = htole32(req->index | mpt->scsi_tgt_handler_id); |
| 4575 | ta->ReplyWord = htole32(tgt->reply_desc); |
| 4576 | if (lun > MPT_MAX_LUNS) { |
| 4577 | ta->LUN[0] = 0x40 | ((lun >> 8) & 0x3f); |
| 4578 | ta->LUN[1] = lun & 0xff; |
| 4579 | } else { |
| 4580 | ta->LUN[1] = lun; |
| 4581 | } |
| 4582 | ta->RelativeOffset = 0; |
| 4583 | ta->DataLength = length; |
| 4584 | |
| 4585 | dptr = req->req_vbuf; |
| 4586 | dptr += MPT_RQSL(mpt); |
| 4587 | pptr = req->req_pbuf; |
| 4588 | pptr += MPT_RQSL(mpt); |
| 4589 | memcpy(dptr, data, min(length, MPT_RQSL(mpt))); |
| 4590 | |
| 4591 | se = (SGE_SIMPLE32 *) &ta->SGL[0]; |
| 4592 | memset(se, 0,sizeof (*se)); |
| 4593 | |
| 4594 | flags = MPI_SGE_FLAGS_SIMPLE_ELEMENT; |
| 4595 | if (send) { |
| 4596 | ta->TargetAssistFlags |= TARGET_ASSIST_FLAGS_DATA_DIRECTION; |
| 4597 | flags |= MPI_SGE_FLAGS_HOST_TO_IOC; |
| 4598 | } |
| 4599 | se->Address = pptr; |
| 4600 | MPI_pSGE_SET_LENGTH(se, length); |
| 4601 | flags |= MPI_SGE_FLAGS_LAST_ELEMENT; |
| 4602 | flags |= MPI_SGE_FLAGS_END_OF_LIST | MPI_SGE_FLAGS_END_OF_BUFFER; |
| 4603 | MPI_pSGE_SET_FLAGS(se, flags); |
| 4604 | |
| 4605 | tgt->ccb = NULL; |
| 4606 | tgt->req = req; |
| 4607 | tgt->resid -= length; |
| 4608 | tgt->bytes_xfered = length; |
| 4609 | #ifdef WE_TRUST_AUTO_GOOD_STATUS |
| 4610 | tgt->state = TGT_STATE_MOVING_DATA_AND_STATUS; |
| 4611 | #else |
| 4612 | tgt->state = TGT_STATE_MOVING_DATA; |
| 4613 | #endif |
| 4614 | mpt_send_cmd(mpt, req); |
| 4615 | } |
| 4616 | |
| 4617 | /* |
| 4618 | * Abort queued up CCBs |
| 4619 | */ |
| 4620 | static cam_status |
| 4621 | mpt_abort_target_ccb(struct mpt_softc *mpt, union ccb *ccb) |
| 4622 | { |
| 4623 | struct mpt_hdr_stailq *lp; |
| 4624 | struct ccb_hdr *srch; |
| 4625 | int found = 0; |
| 4626 | union ccb *accb = ccb->cab.abort_ccb; |
| 4627 | tgt_resource_t *trtp; |
| 4628 | |
| 4629 | mpt_lprt(mpt, MPT_PRT_DEBUG, "aborting ccb %p\n", accb); |
| 4630 | |
| 4631 | if (ccb->ccb_h.target_lun == CAM_LUN_WILDCARD) { |
| 4632 | trtp = &mpt->trt_wildcard; |
| 4633 | } else { |
| 4634 | trtp = &mpt->trt[ccb->ccb_h.target_lun]; |
| 4635 | } |
| 4636 | |
| 4637 | if (accb->ccb_h.func_code == XPT_ACCEPT_TARGET_IO) { |
| 4638 | lp = &trtp->atios; |
| 4639 | } else if (accb->ccb_h.func_code == XPT_IMMED_NOTIFY) { |
| 4640 | lp = &trtp->inots; |
| 4641 | } else { |
| 4642 | return (CAM_REQ_INVALID); |
| 4643 | } |
| 4644 | |
| 4645 | STAILQ_FOREACH(srch, lp, sim_links.stqe) { |
| 4646 | if (srch == &accb->ccb_h) { |
| 4647 | found = 1; |
| 4648 | STAILQ_REMOVE(lp, srch, ccb_hdr, sim_links.stqe); |
| 4649 | break; |
| 4650 | } |
| 4651 | } |
| 4652 | if (found) { |
| 4653 | accb->ccb_h.status = CAM_REQ_ABORTED; |
| 4654 | xpt_done(accb); |
| 4655 | return (CAM_REQ_CMP); |
| 4656 | } |
| 4657 | mpt_prt(mpt, "mpt_abort_tgt_ccb: CCB %p not found\n", ccb); |
| 4658 | return (CAM_PATH_INVALID); |
| 4659 | } |
| 4660 | |
| 4661 | /* |
| 4662 | * Ask the MPT to abort the current target command |
| 4663 | */ |
| 4664 | static int |
| 4665 | mpt_abort_target_cmd(struct mpt_softc *mpt, request_t *cmd_req) |
| 4666 | { |
| 4667 | int error; |
| 4668 | request_t *req; |
| 4669 | PTR_MSG_TARGET_MODE_ABORT abtp; |
| 4670 | |
| 4671 | req = mpt_get_request(mpt, FALSE); |
| 4672 | if (req == NULL) { |
| 4673 | return (-1); |
| 4674 | } |
| 4675 | abtp = req->req_vbuf; |
| 4676 | memset(abtp, 0, sizeof (*abtp)); |
| 4677 | |
| 4678 | abtp->MsgContext = htole32(req->index | mpt->scsi_tgt_handler_id); |
| 4679 | abtp->AbortType = TARGET_MODE_ABORT_TYPE_EXACT_IO; |
| 4680 | abtp->Function = MPI_FUNCTION_TARGET_MODE_ABORT; |
| 4681 | abtp->ReplyWord = htole32(MPT_TGT_STATE(mpt, cmd_req)->reply_desc); |
| 4682 | error = 0; |
| 4683 | if (mpt->is_fc || mpt->is_sas) { |
| 4684 | mpt_send_cmd(mpt, req); |
| 4685 | } else { |
| 4686 | error = mpt_send_handshake_cmd(mpt, sizeof(*req), req); |
| 4687 | } |
| 4688 | return (error); |
| 4689 | } |
| 4690 | |
| 4691 | /* |
| 4692 | * WE_TRUST_AUTO_GOOD_STATUS- I've found that setting |
| 4693 | * TARGET_STATUS_SEND_FLAGS_AUTO_GOOD_STATUS leads the |
| 4694 | * FC929 to set bogus FC_RSP fields (nonzero residuals |
| 4695 | * but w/o RESID fields set). This causes QLogic initiators |
| 4696 | * to think maybe that a frame was lost. |
| 4697 | * |
| 4698 | * WE_CAN_USE_AUTO_REPOST- we can't use AUTO_REPOST because |
| 4699 | * we use allocated requests to do TARGET_ASSIST and we |
| 4700 | * need to know when to release them. |
| 4701 | */ |
| 4702 | |
| 4703 | static void |
| 4704 | mpt_scsi_tgt_status(struct mpt_softc *mpt, union ccb *ccb, request_t *cmd_req, |
| 4705 | uint8_t status, uint8_t const *sense_data) |
| 4706 | { |
| 4707 | uint8_t *cmd_vbuf; |
| 4708 | mpt_tgt_state_t *tgt; |
| 4709 | PTR_MSG_TARGET_STATUS_SEND_REQUEST tp; |
| 4710 | request_t *req; |
| 4711 | bus_addr_t paddr; |
| 4712 | int resplen = 0; |
| 4713 | uint32_t fl; |
| 4714 | |
| 4715 | cmd_vbuf = cmd_req->req_vbuf; |
| 4716 | cmd_vbuf += MPT_RQSL(mpt); |
| 4717 | tgt = MPT_TGT_STATE(mpt, cmd_req); |
| 4718 | |
| 4719 | if ((req = mpt_get_request(mpt, FALSE)) == NULL) { |
| 4720 | if (mpt->outofbeer == 0) { |
| 4721 | mpt->outofbeer = 1; |
| 4722 | xpt_freeze_simq(mpt->sim, 1); |
| 4723 | mpt_lprt(mpt, MPT_PRT_DEBUG, "FREEZEQ\n"); |
| 4724 | } |
| 4725 | if (ccb) { |
| 4726 | ccb->ccb_h.status &= ~CAM_SIM_QUEUED; |
| 4727 | mpt_set_ccb_status(ccb, CAM_REQUEUE_REQ); |
| 4728 | xpt_done(ccb); |
| 4729 | } else { |
| 4730 | mpt_prt(mpt, |
| 4731 | "could not allocate status request- dropping\n"); |
| 4732 | } |
| 4733 | return; |
| 4734 | } |
| 4735 | req->ccb = ccb; |
| 4736 | if (ccb) { |
| 4737 | ccb->ccb_h.ccb_mpt_ptr = mpt; |
| 4738 | ccb->ccb_h.ccb_req_ptr = req; |
| 4739 | } |
| 4740 | |
| 4741 | /* |
| 4742 | * Record the currently active ccb, if any, and the |
| 4743 | * request for it in our target state area. |
| 4744 | */ |
| 4745 | tgt->ccb = ccb; |
| 4746 | tgt->req = req; |
| 4747 | tgt->state = TGT_STATE_SENDING_STATUS; |
| 4748 | |
| 4749 | tp = req->req_vbuf; |
| 4750 | paddr = req->req_pbuf; |
| 4751 | paddr += MPT_RQSL(mpt); |
| 4752 | |
| 4753 | memset(tp, 0, sizeof (*tp)); |
| 4754 | tp->Function = MPI_FUNCTION_TARGET_STATUS_SEND; |
| 4755 | if (mpt->is_fc) { |
| 4756 | PTR_MPI_TARGET_FCP_CMD_BUFFER fc = |
| 4757 | (PTR_MPI_TARGET_FCP_CMD_BUFFER) cmd_vbuf; |
| 4758 | uint8_t *sts_vbuf; |
| 4759 | uint32_t *rsp; |
| 4760 | |
| 4761 | sts_vbuf = req->req_vbuf; |
| 4762 | sts_vbuf += MPT_RQSL(mpt); |
| 4763 | rsp = (uint32_t *) sts_vbuf; |
| 4764 | memcpy(tp->LUN, fc->FcpLun, sizeof (tp->LUN)); |
| 4765 | |
| 4766 | /* |
| 4767 | * The MPI_TARGET_FCP_RSP_BUFFER define is unfortunate. |
| 4768 | * It has to be big-endian in memory and is organized |
| 4769 | * in 32 bit words, which are much easier to deal with |
| 4770 | * as words which are swizzled as needed. |
| 4771 | * |
| 4772 | * All we're filling here is the FC_RSP payload. |
| 4773 | * We may just have the chip synthesize it if |
| 4774 | * we have no residual and an OK status. |
| 4775 | * |
| 4776 | */ |
| 4777 | memset(rsp, 0, sizeof (MPI_TARGET_FCP_RSP_BUFFER)); |
| 4778 | |
| 4779 | rsp[2] = status; |
| 4780 | if (tgt->resid) { |
| 4781 | rsp[2] |= 0x800; /* XXXX NEED MNEMONIC!!!! */ |
| 4782 | rsp[3] = htobe32(tgt->resid); |
| 4783 | #ifdef WE_TRUST_AUTO_GOOD_STATUS |
| 4784 | resplen = sizeof (MPI_TARGET_FCP_RSP_BUFFER); |
| 4785 | #endif |
| 4786 | } |
| 4787 | if (status == SCSI_STATUS_CHECK_COND) { |
| 4788 | int i; |
| 4789 | |
| 4790 | rsp[2] |= 0x200; /* XXXX NEED MNEMONIC!!!! */ |
| 4791 | rsp[4] = htobe32(MPT_SENSE_SIZE); |
| 4792 | if (sense_data) { |
| 4793 | memcpy(&rsp[8], sense_data, MPT_SENSE_SIZE); |
| 4794 | } else { |
| 4795 | mpt_prt(mpt, "mpt_scsi_tgt_status: CHECK CONDI" |
| 4796 | "TION but no sense data?\n"); |
| 4797 | memset(&rsp[8], 0, MPT_SENSE_SIZE); |
| 4798 | } |
| 4799 | for (i = 8; i < (8 + (MPT_SENSE_SIZE >> 2)); i++) { |
| 4800 | rsp[i] = htobe32(rsp[i]); |
| 4801 | } |
| 4802 | #ifdef WE_TRUST_AUTO_GOOD_STATUS |
| 4803 | resplen = sizeof (MPI_TARGET_FCP_RSP_BUFFER); |
| 4804 | #endif |
| 4805 | } |
| 4806 | #ifndef WE_TRUST_AUTO_GOOD_STATUS |
| 4807 | resplen = sizeof (MPI_TARGET_FCP_RSP_BUFFER); |
| 4808 | #endif |
| 4809 | rsp[2] = htobe32(rsp[2]); |
| 4810 | } else if (mpt->is_sas) { |
| 4811 | PTR_MPI_TARGET_SSP_CMD_BUFFER ssp = |
| 4812 | (PTR_MPI_TARGET_SSP_CMD_BUFFER) cmd_vbuf; |
| 4813 | memcpy(tp->LUN, ssp->LogicalUnitNumber, sizeof (tp->LUN)); |
| 4814 | } else { |
| 4815 | PTR_MPI_TARGET_SCSI_SPI_CMD_BUFFER sp = |
| 4816 | (PTR_MPI_TARGET_SCSI_SPI_CMD_BUFFER) cmd_vbuf; |
| 4817 | tp->StatusCode = status; |
| 4818 | tp->QueueTag = htole16(sp->Tag); |
| 4819 | memcpy(tp->LUN, sp->LogicalUnitNumber, sizeof (tp->LUN)); |
| 4820 | } |
| 4821 | |
| 4822 | tp->ReplyWord = htole32(tgt->reply_desc); |
| 4823 | tp->MsgContext = htole32(req->index | mpt->scsi_tgt_handler_id); |
| 4824 | |
| 4825 | #ifdef WE_CAN_USE_AUTO_REPOST |
| 4826 | tp->MsgFlags = TARGET_STATUS_SEND_FLAGS_REPOST_CMD_BUFFER; |
| 4827 | #endif |
| 4828 | if (status == SCSI_STATUS_OK && resplen == 0) { |
| 4829 | tp->MsgFlags |= TARGET_STATUS_SEND_FLAGS_AUTO_GOOD_STATUS; |
| 4830 | } else { |
| 4831 | tp->StatusDataSGE.u.Address32 = htole32((uint32_t) paddr); |
| 4832 | fl = |
| 4833 | MPI_SGE_FLAGS_HOST_TO_IOC | |
| 4834 | MPI_SGE_FLAGS_SIMPLE_ELEMENT | |
| 4835 | MPI_SGE_FLAGS_LAST_ELEMENT | |
| 4836 | MPI_SGE_FLAGS_END_OF_LIST | |
| 4837 | MPI_SGE_FLAGS_END_OF_BUFFER; |
| 4838 | fl <<= MPI_SGE_FLAGS_SHIFT; |
| 4839 | fl |= resplen; |
| 4840 | tp->StatusDataSGE.FlagsLength = htole32(fl); |
| 4841 | } |
| 4842 | |
| 4843 | mpt_lprt(mpt, MPT_PRT_DEBUG, |
| 4844 | "STATUS_CCB %p (wit%s sense) tag %x req %p:%u resid %u\n", |
| 4845 | ccb, sense_data?"h" : "hout", ccb? ccb->csio.tag_id : -1, req, |
| 4846 | req->serno, tgt->resid); |
| 4847 | if (ccb) { |
| 4848 | ccb->ccb_h.status = CAM_SIM_QUEUED | CAM_REQ_INPROG; |
| 4849 | mpt_req_timeout(req, 60 * hz, mpt_timeout, ccb); |
| 4850 | } |
| 4851 | mpt_send_cmd(mpt, req); |
| 4852 | } |
| 4853 | |
| 4854 | static void |
| 4855 | mpt_scsi_tgt_tsk_mgmt(struct mpt_softc *mpt, request_t *req, mpt_task_mgmt_t fc, |
| 4856 | tgt_resource_t *trtp, int init_id) |
| 4857 | { |
| 4858 | struct ccb_immed_notify *inot; |
| 4859 | mpt_tgt_state_t *tgt; |
| 4860 | |
| 4861 | tgt = MPT_TGT_STATE(mpt, req); |
| 4862 | inot = (struct ccb_immed_notify *) STAILQ_FIRST(&trtp->inots); |
| 4863 | if (inot == NULL) { |
| 4864 | mpt_lprt(mpt, MPT_PRT_WARN, "no INOTSs- sending back BSY\n"); |
| 4865 | mpt_scsi_tgt_status(mpt, NULL, req, SCSI_STATUS_BUSY, NULL); |
| 4866 | return; |
| 4867 | } |
| 4868 | STAILQ_REMOVE_HEAD(&trtp->inots, sim_links.stqe); |
| 4869 | mpt_lprt(mpt, MPT_PRT_DEBUG1, |
| 4870 | "Get FREE INOT %p lun %d\n", inot, inot->ccb_h.target_lun); |
| 4871 | |
| 4872 | memset(&inot->sense_data, 0, sizeof (inot->sense_data)); |
| 4873 | inot->sense_len = 0; |
| 4874 | memset(inot->message_args, 0, sizeof (inot->message_args)); |
| 4875 | inot->initiator_id = init_id; /* XXX */ |
| 4876 | |
| 4877 | /* |
| 4878 | * This is a somewhat grotesque attempt to map from task management |
| 4879 | * to old style SCSI messages. God help us all. |
| 4880 | */ |
| 4881 | switch (fc) { |
| 4882 | case MPT_ABORT_TASK_SET: |
| 4883 | inot->message_args[0] = MSG_ABORT_TAG; |
| 4884 | break; |
| 4885 | case MPT_CLEAR_TASK_SET: |
| 4886 | inot->message_args[0] = MSG_CLEAR_TASK_SET; |
| 4887 | break; |
| 4888 | case MPT_TARGET_RESET: |
| 4889 | inot->message_args[0] = MSG_TARGET_RESET; |
| 4890 | break; |
| 4891 | case MPT_CLEAR_ACA: |
| 4892 | inot->message_args[0] = MSG_CLEAR_ACA; |
| 4893 | break; |
| 4894 | case MPT_TERMINATE_TASK: |
| 4895 | inot->message_args[0] = MSG_ABORT_TAG; |
| 4896 | break; |
| 4897 | default: |
| 4898 | inot->message_args[0] = MSG_NOOP; |
| 4899 | break; |
| 4900 | } |
| 4901 | tgt->ccb = (union ccb *) inot; |
| 4902 | inot->ccb_h.status = CAM_MESSAGE_RECV|CAM_DEV_QFRZN; |
| 4903 | xpt_done((union ccb *)inot); |
| 4904 | } |
| 4905 | |
| 4906 | static void |
| 4907 | mpt_scsi_tgt_atio(struct mpt_softc *mpt, request_t *req, uint32_t reply_desc) |
| 4908 | { |
| 4909 | static uint8_t null_iqd[SHORT_INQUIRY_LENGTH] = { |
| 4910 | 0x7f, 0x00, 0x02, 0x02, 0x20, 0x00, 0x00, 0x32, |
| 4911 | 'F', 'R', 'E', 'E', 'B', 'S', 'D', ' ', |
| 4912 | 'L', 'S', 'I', '-', 'L', 'O', 'G', 'I', |
| 4913 | 'C', ' ', 'N', 'U', 'L', 'D', 'E', 'V', |
| 4914 | '0', '0', '0', '1' |
| 4915 | }; |
| 4916 | struct ccb_accept_tio *atiop; |
| 4917 | lun_id_t lun; |
| 4918 | int tag_action = 0; |
| 4919 | mpt_tgt_state_t *tgt; |
| 4920 | tgt_resource_t *trtp = NULL; |
| 4921 | U8 *lunptr; |
| 4922 | U8 *vbuf; |
| 4923 | U16 itag; |
| 4924 | U16 ioindex; |
| 4925 | mpt_task_mgmt_t fct = MPT_NIL_TMT_VALUE; |
| 4926 | uint8_t *cdbp; |
| 4927 | |
| 4928 | /* |
| 4929 | * Stash info for the current command where we can get at it later. |
| 4930 | */ |
| 4931 | vbuf = req->req_vbuf; |
| 4932 | vbuf += MPT_RQSL(mpt); |
| 4933 | |
| 4934 | /* |
| 4935 | * Get our state pointer set up. |
| 4936 | */ |
| 4937 | tgt = MPT_TGT_STATE(mpt, req); |
| 4938 | if (tgt->state != TGT_STATE_LOADED) { |
| 4939 | mpt_tgt_dump_req_state(mpt, req); |
| 4940 | panic("bad target state in mpt_scsi_tgt_atio"); |
| 4941 | } |
| 4942 | memset(tgt, 0, sizeof (mpt_tgt_state_t)); |
| 4943 | tgt->state = TGT_STATE_IN_CAM; |
| 4944 | tgt->reply_desc = reply_desc; |
| 4945 | ioindex = GET_IO_INDEX(reply_desc); |
| 4946 | if (mpt->verbose >= MPT_PRT_DEBUG) { |
| 4947 | mpt_dump_data(mpt, "mpt_scsi_tgt_atio response", vbuf, |
| 4948 | max(sizeof (MPI_TARGET_FCP_CMD_BUFFER), |
| 4949 | max(sizeof (MPI_TARGET_SSP_CMD_BUFFER), |
| 4950 | sizeof (MPI_TARGET_SCSI_SPI_CMD_BUFFER)))); |
| 4951 | } |
| 4952 | if (mpt->is_fc) { |
| 4953 | PTR_MPI_TARGET_FCP_CMD_BUFFER fc; |
| 4954 | fc = (PTR_MPI_TARGET_FCP_CMD_BUFFER) vbuf; |
| 4955 | if (fc->FcpCntl[2]) { |
| 4956 | /* |
| 4957 | * Task Management Request |
| 4958 | */ |
| 4959 | switch (fc->FcpCntl[2]) { |
| 4960 | case 0x2: |
| 4961 | fct = MPT_ABORT_TASK_SET; |
| 4962 | break; |
| 4963 | case 0x4: |
| 4964 | fct = MPT_CLEAR_TASK_SET; |
| 4965 | break; |
| 4966 | case 0x20: |
| 4967 | fct = MPT_TARGET_RESET; |
| 4968 | break; |
| 4969 | case 0x40: |
| 4970 | fct = MPT_CLEAR_ACA; |
| 4971 | break; |
| 4972 | case 0x80: |
| 4973 | fct = MPT_TERMINATE_TASK; |
| 4974 | break; |
| 4975 | default: |
| 4976 | mpt_prt(mpt, "CORRUPTED TASK MGMT BITS: 0x%x\n", |
| 4977 | fc->FcpCntl[2]); |
| 4978 | mpt_scsi_tgt_status(mpt, 0, req, |
| 4979 | SCSI_STATUS_OK, 0); |
| 4980 | return; |
| 4981 | } |
| 4982 | } else { |
| 4983 | switch (fc->FcpCntl[1]) { |
| 4984 | case 0: |
| 4985 | tag_action = MSG_SIMPLE_Q_TAG; |
| 4986 | break; |
| 4987 | case 1: |
| 4988 | tag_action = MSG_HEAD_OF_Q_TAG; |
| 4989 | break; |
| 4990 | case 2: |
| 4991 | tag_action = MSG_ORDERED_Q_TAG; |
| 4992 | break; |
| 4993 | default: |
| 4994 | /* |
| 4995 | * Bah. Ignore Untagged Queing and ACA |
| 4996 | */ |
| 4997 | tag_action = MSG_SIMPLE_Q_TAG; |
| 4998 | break; |
| 4999 | } |
| 5000 | } |
| 5001 | tgt->resid = be32toh(fc->FcpDl); |
| 5002 | cdbp = fc->FcpCdb; |
| 5003 | lunptr = fc->FcpLun; |
| 5004 | itag = be16toh(fc->OptionalOxid); |
| 5005 | } else if (mpt->is_sas) { |
| 5006 | PTR_MPI_TARGET_SSP_CMD_BUFFER ssp; |
| 5007 | ssp = (PTR_MPI_TARGET_SSP_CMD_BUFFER) vbuf; |
| 5008 | cdbp = ssp->CDB; |
| 5009 | lunptr = ssp->LogicalUnitNumber; |
| 5010 | itag = ssp->InitiatorTag; |
| 5011 | } else { |
| 5012 | PTR_MPI_TARGET_SCSI_SPI_CMD_BUFFER sp; |
| 5013 | sp = (PTR_MPI_TARGET_SCSI_SPI_CMD_BUFFER) vbuf; |
| 5014 | cdbp = sp->CDB; |
| 5015 | lunptr = sp->LogicalUnitNumber; |
| 5016 | itag = sp->Tag; |
| 5017 | } |
| 5018 | |
| 5019 | /* |
| 5020 | * Generate a simple lun |
| 5021 | */ |
| 5022 | switch (lunptr[0] & 0xc0) { |
| 5023 | case 0x40: |
| 5024 | lun = ((lunptr[0] & 0x3f) << 8) | lunptr[1]; |
| 5025 | break; |
| 5026 | case 0: |
| 5027 | lun = lunptr[1]; |
| 5028 | break; |
| 5029 | default: |
| 5030 | mpt_lprt(mpt, MPT_PRT_ERROR, "cannot handle this type lun\n"); |
| 5031 | lun = 0xffff; |
| 5032 | break; |
| 5033 | } |
| 5034 | |
| 5035 | /* |
| 5036 | * Deal with non-enabled or bad luns here. |
| 5037 | */ |
| 5038 | if (lun >= MPT_MAX_LUNS || mpt->tenabled == 0 || |
| 5039 | mpt->trt[lun].enabled == 0) { |
| 5040 | if (mpt->twildcard) { |
| 5041 | trtp = &mpt->trt_wildcard; |
| 5042 | } else if (fct == MPT_NIL_TMT_VALUE) { |
| 5043 | /* |
| 5044 | * In this case, we haven't got an upstream listener |
| 5045 | * for either a specific lun or wildcard luns. We |
| 5046 | * have to make some sensible response. For regular |
| 5047 | * inquiry, just return some NOT HERE inquiry data. |
| 5048 | * For VPD inquiry, report illegal field in cdb. |
| 5049 | * For REQUEST SENSE, just return NO SENSE data. |
| 5050 | * REPORT LUNS gets illegal command. |
| 5051 | * All other commands get 'no such device'. |
| 5052 | */ |
| 5053 | uint8_t *sp, cond, buf[MPT_SENSE_SIZE]; |
| 5054 | size_t len; |
| 5055 | |
| 5056 | memset(buf, 0, MPT_SENSE_SIZE); |
| 5057 | cond = SCSI_STATUS_CHECK_COND; |
| 5058 | buf[0] = 0xf0; |
| 5059 | buf[2] = 0x5; |
| 5060 | buf[7] = 0x8; |
| 5061 | sp = buf; |
| 5062 | tgt->tag_id = MPT_MAKE_TAGID(mpt, req, ioindex); |
| 5063 | |
| 5064 | switch (cdbp[0]) { |
| 5065 | case INQUIRY: |
| 5066 | { |
| 5067 | if (cdbp[1] != 0) { |
| 5068 | buf[12] = 0x26; |
| 5069 | buf[13] = 0x01; |
| 5070 | break; |
| 5071 | } |
| 5072 | len = min(tgt->resid, cdbp[4]); |
| 5073 | len = min(len, sizeof (null_iqd)); |
| 5074 | mpt_lprt(mpt, MPT_PRT_DEBUG, |
| 5075 | "local inquiry %ld bytes\n", (long) len); |
| 5076 | mpt_scsi_tgt_local(mpt, req, lun, 1, |
| 5077 | null_iqd, len); |
| 5078 | return; |
| 5079 | } |
| 5080 | case REQUEST_SENSE: |
| 5081 | { |
| 5082 | buf[2] = 0x0; |
| 5083 | len = min(tgt->resid, cdbp[4]); |
| 5084 | len = min(len, sizeof (buf)); |
| 5085 | mpt_lprt(mpt, MPT_PRT_DEBUG, |
| 5086 | "local reqsense %ld bytes\n", (long) len); |
| 5087 | mpt_scsi_tgt_local(mpt, req, lun, 1, |
| 5088 | buf, len); |
| 5089 | return; |
| 5090 | } |
| 5091 | case REPORT_LUNS: |
| 5092 | mpt_lprt(mpt, MPT_PRT_DEBUG, "REPORT LUNS\n"); |
| 5093 | buf[12] = 0x26; |
| 5094 | return; |
| 5095 | default: |
| 5096 | mpt_lprt(mpt, MPT_PRT_DEBUG, |
| 5097 | "CMD 0x%x to unmanaged lun %u\n", |
| 5098 | cdbp[0], lun); |
| 5099 | buf[12] = 0x25; |
| 5100 | break; |
| 5101 | } |
| 5102 | mpt_scsi_tgt_status(mpt, NULL, req, cond, sp); |
| 5103 | return; |
| 5104 | } |
| 5105 | /* otherwise, leave trtp NULL */ |
| 5106 | } else { |
| 5107 | trtp = &mpt->trt[lun]; |
| 5108 | } |
| 5109 | |
| 5110 | /* |
| 5111 | * Deal with any task management |
| 5112 | */ |
| 5113 | if (fct != MPT_NIL_TMT_VALUE) { |
| 5114 | if (trtp == NULL) { |
| 5115 | mpt_prt(mpt, "task mgmt function %x but no listener\n", |
| 5116 | fct); |
| 5117 | mpt_scsi_tgt_status(mpt, 0, req, |
| 5118 | SCSI_STATUS_OK, 0); |
| 5119 | } else { |
| 5120 | mpt_scsi_tgt_tsk_mgmt(mpt, req, fct, trtp, |
| 5121 | GET_INITIATOR_INDEX(reply_desc)); |
| 5122 | } |
| 5123 | return; |
| 5124 | } |
| 5125 | |
| 5126 | |
| 5127 | atiop = (struct ccb_accept_tio *) STAILQ_FIRST(&trtp->atios); |
| 5128 | if (atiop == NULL) { |
| 5129 | mpt_lprt(mpt, MPT_PRT_WARN, |
| 5130 | "no ATIOs for lun %u- sending back %s\n", lun, |
| 5131 | mpt->tenabled? "QUEUE FULL" : "BUSY"); |
| 5132 | mpt_scsi_tgt_status(mpt, NULL, req, |
| 5133 | mpt->tenabled? SCSI_STATUS_QUEUE_FULL : SCSI_STATUS_BUSY, |
| 5134 | NULL); |
| 5135 | return; |
| 5136 | } |
| 5137 | STAILQ_REMOVE_HEAD(&trtp->atios, sim_links.stqe); |
| 5138 | mpt_lprt(mpt, MPT_PRT_DEBUG1, |
| 5139 | "Get FREE ATIO %p lun %d\n", atiop, atiop->ccb_h.target_lun); |
| 5140 | atiop->ccb_h.ccb_mpt_ptr = mpt; |
| 5141 | atiop->ccb_h.status = CAM_CDB_RECVD; |
| 5142 | atiop->ccb_h.target_lun = lun; |
| 5143 | atiop->sense_len = 0; |
| 5144 | atiop->init_id = GET_INITIATOR_INDEX(reply_desc); |
| 5145 | atiop->cdb_len = mpt_cdblen(cdbp[0], 16); |
| 5146 | memcpy(atiop->cdb_io.cdb_bytes, cdbp, atiop->cdb_len); |
| 5147 | |
| 5148 | /* |
| 5149 | * The tag we construct here allows us to find the |
| 5150 | * original request that the command came in with. |
| 5151 | * |
| 5152 | * This way we don't have to depend on anything but the |
| 5153 | * tag to find things when CCBs show back up from CAM. |
| 5154 | */ |
| 5155 | atiop->tag_id = MPT_MAKE_TAGID(mpt, req, ioindex); |
| 5156 | tgt->tag_id = atiop->tag_id; |
| 5157 | if (tag_action) { |
| 5158 | atiop->tag_action = tag_action; |
| 5159 | atiop->ccb_h.flags = CAM_TAG_ACTION_VALID; |
| 5160 | } |
| 5161 | if (mpt->verbose >= MPT_PRT_DEBUG) { |
| 5162 | int i; |
| 5163 | mpt_prt(mpt, "START_CCB %p for lun %u CDB=<", atiop, |
| 5164 | atiop->ccb_h.target_lun); |
| 5165 | for (i = 0; i < atiop->cdb_len; i++) { |
| 5166 | mpt_prtc(mpt, "%02x%c", cdbp[i] & 0xff, |
| 5167 | (i == (atiop->cdb_len - 1))? '>' : ' '); |
| 5168 | } |
| 5169 | mpt_prtc(mpt, " itag %x tag %x rdesc %x dl=%u\n", |
| 5170 | itag, atiop->tag_id, tgt->reply_desc, tgt->resid); |
| 5171 | } |
| 5172 | |
| 5173 | xpt_done((union ccb *)atiop); |
| 5174 | } |
| 5175 | |
| 5176 | static void |
| 5177 | mpt_tgt_dump_tgt_state(struct mpt_softc *mpt, request_t *req) |
| 5178 | { |
| 5179 | mpt_tgt_state_t *tgt = MPT_TGT_STATE(mpt, req); |
| 5180 | |
| 5181 | mpt_prt(mpt, "req %p:%u tgt:rdesc 0x%x resid %u xfrd %u ccb %p treq %p " |
| 5182 | "nx %d tag 0x%08x state=%d\n", req, req->serno, tgt->reply_desc, |
| 5183 | tgt->resid, tgt->bytes_xfered, tgt->ccb, tgt->req, tgt->nxfers, |
| 5184 | tgt->tag_id, tgt->state); |
| 5185 | } |
| 5186 | |
| 5187 | static void |
| 5188 | mpt_tgt_dump_req_state(struct mpt_softc *mpt, request_t *req) |
| 5189 | { |
| 5190 | |
| 5191 | mpt_prt(mpt, "req %p:%u index %u (%x) state %x\n", req, req->serno, |
| 5192 | req->index, req->index, req->state); |
| 5193 | mpt_tgt_dump_tgt_state(mpt, req); |
| 5194 | } |
| 5195 | |
| 5196 | static int |
| 5197 | mpt_scsi_tgt_reply_handler(struct mpt_softc *mpt, request_t *req, |
| 5198 | uint32_t reply_desc, MSG_DEFAULT_REPLY *reply_frame) |
| 5199 | { |
| 5200 | int dbg; |
| 5201 | union ccb *ccb; |
| 5202 | U16 status; |
| 5203 | |
| 5204 | if (reply_frame == NULL) { |
| 5205 | /* |
| 5206 | * Figure out what the state of the command is. |
| 5207 | */ |
| 5208 | mpt_tgt_state_t *tgt = MPT_TGT_STATE(mpt, req); |
| 5209 | |
| 5210 | #ifdef INVARIANTS |
| 5211 | mpt_req_spcl(mpt, req, "turbo scsi_tgt_reply", __LINE__); |
| 5212 | if (tgt->req) { |
| 5213 | mpt_req_not_spcl(mpt, tgt->req, |
| 5214 | "turbo scsi_tgt_reply associated req", __LINE__); |
| 5215 | } |
| 5216 | #endif |
| 5217 | switch(tgt->state) { |
| 5218 | case TGT_STATE_LOADED: |
| 5219 | /* |
| 5220 | * This is a new command starting. |
| 5221 | */ |
| 5222 | mpt_scsi_tgt_atio(mpt, req, reply_desc); |
| 5223 | break; |
| 5224 | case TGT_STATE_MOVING_DATA: |
| 5225 | { |
| 5226 | uint8_t *sp = NULL, sense[MPT_SENSE_SIZE]; |
| 5227 | |
| 5228 | ccb = tgt->ccb; |
| 5229 | if (tgt->req == NULL) { |
| 5230 | panic("mpt: turbo target reply with null " |
| 5231 | "associated request moving data"); |
| 5232 | /* NOTREACHED */ |
| 5233 | } |
| 5234 | if (ccb == NULL) { |
| 5235 | if (tgt->is_local == 0) { |
| 5236 | panic("mpt: turbo target reply with " |
| 5237 | "null associated ccb moving data"); |
| 5238 | /* NOTREACHED */ |
| 5239 | } |
| 5240 | mpt_lprt(mpt, MPT_PRT_DEBUG, |
| 5241 | "TARGET_ASSIST local done\n"); |
| 5242 | TAILQ_REMOVE(&mpt->request_pending_list, |
| 5243 | tgt->req, links); |
| 5244 | mpt_free_request(mpt, tgt->req); |
| 5245 | tgt->req = NULL; |
| 5246 | mpt_scsi_tgt_status(mpt, NULL, req, |
| 5247 | 0, NULL); |
| 5248 | return (TRUE); |
| 5249 | } |
| 5250 | tgt->ccb = NULL; |
| 5251 | tgt->nxfers++; |
| 5252 | mpt_req_untimeout(req, mpt_timeout, ccb); |
| 5253 | mpt_lprt(mpt, MPT_PRT_DEBUG, |
| 5254 | "TARGET_ASSIST %p (req %p:%u) done tag 0x%x\n", |
| 5255 | ccb, tgt->req, tgt->req->serno, ccb->csio.tag_id); |
| 5256 | /* |
| 5257 | * Free the Target Assist Request |
| 5258 | */ |
| 5259 | KASSERT(tgt->req->ccb == ccb, |
| 5260 | ("tgt->req %p:%u tgt->req->ccb %p", tgt->req, |
| 5261 | tgt->req->serno, tgt->req->ccb)); |
| 5262 | TAILQ_REMOVE(&mpt->request_pending_list, |
| 5263 | tgt->req, links); |
| 5264 | mpt_free_request(mpt, tgt->req); |
| 5265 | tgt->req = NULL; |
| 5266 | |
| 5267 | /* |
| 5268 | * Do we need to send status now? That is, are |
| 5269 | * we done with all our data transfers? |
| 5270 | */ |
| 5271 | if ((ccb->ccb_h.flags & CAM_SEND_STATUS) == 0) { |
| 5272 | mpt_set_ccb_status(ccb, CAM_REQ_CMP); |
| 5273 | ccb->ccb_h.status &= ~CAM_SIM_QUEUED; |
| 5274 | KASSERT(ccb->ccb_h.status, |
| 5275 | ("zero ccb sts at %d", __LINE__)); |
| 5276 | tgt->state = TGT_STATE_IN_CAM; |
| 5277 | if (mpt->outofbeer) { |
| 5278 | ccb->ccb_h.status |= CAM_RELEASE_SIMQ; |
| 5279 | mpt->outofbeer = 0; |
| 5280 | mpt_lprt(mpt, MPT_PRT_DEBUG, "THAWQ\n"); |
| 5281 | } |
| 5282 | xpt_done(ccb); |
| 5283 | break; |
| 5284 | } |
| 5285 | /* |
| 5286 | * Otherwise, send status (and sense) |
| 5287 | */ |
| 5288 | if (ccb->ccb_h.flags & CAM_SEND_SENSE) { |
| 5289 | sp = sense; |
| 5290 | memcpy(sp, &ccb->csio.sense_data, |
| 5291 | min(ccb->csio.sense_len, MPT_SENSE_SIZE)); |
| 5292 | } |
| 5293 | mpt_scsi_tgt_status(mpt, ccb, req, |
| 5294 | ccb->csio.scsi_status, sp); |
| 5295 | break; |
| 5296 | } |
| 5297 | case TGT_STATE_SENDING_STATUS: |
| 5298 | case TGT_STATE_MOVING_DATA_AND_STATUS: |
| 5299 | { |
| 5300 | int ioindex; |
| 5301 | ccb = tgt->ccb; |
| 5302 | |
| 5303 | if (tgt->req == NULL) { |
| 5304 | panic("mpt: turbo target reply with null " |
| 5305 | "associated request sending status"); |
| 5306 | /* NOTREACHED */ |
| 5307 | } |
| 5308 | |
| 5309 | if (ccb) { |
| 5310 | tgt->ccb = NULL; |
| 5311 | if (tgt->state == |
| 5312 | TGT_STATE_MOVING_DATA_AND_STATUS) { |
| 5313 | tgt->nxfers++; |
| 5314 | } |
| 5315 | mpt_req_untimeout(req, mpt_timeout, ccb); |
| 5316 | if (ccb->ccb_h.flags & CAM_SEND_SENSE) { |
| 5317 | ccb->ccb_h.status |= CAM_SENT_SENSE; |
| 5318 | } |
| 5319 | mpt_lprt(mpt, MPT_PRT_DEBUG, |
| 5320 | "TARGET_STATUS tag %x sts %x flgs %x req " |
| 5321 | "%p\n", ccb->csio.tag_id, ccb->ccb_h.status, |
| 5322 | ccb->ccb_h.flags, tgt->req); |
| 5323 | /* |
| 5324 | * Free the Target Send Status Request |
| 5325 | */ |
| 5326 | KASSERT(tgt->req->ccb == ccb, |
| 5327 | ("tgt->req %p:%u tgt->req->ccb %p", |
| 5328 | tgt->req, tgt->req->serno, tgt->req->ccb)); |
| 5329 | /* |
| 5330 | * Notify CAM that we're done |
| 5331 | */ |
| 5332 | mpt_set_ccb_status(ccb, CAM_REQ_CMP); |
| 5333 | ccb->ccb_h.status &= ~CAM_SIM_QUEUED; |
| 5334 | KASSERT(ccb->ccb_h.status, |
| 5335 | ("ZERO ccb sts at %d", __LINE__)); |
| 5336 | tgt->ccb = NULL; |
| 5337 | } else { |
| 5338 | mpt_lprt(mpt, MPT_PRT_DEBUG, |
| 5339 | "TARGET_STATUS non-CAM for req %p:%u\n", |
| 5340 | tgt->req, tgt->req->serno); |
| 5341 | } |
| 5342 | TAILQ_REMOVE(&mpt->request_pending_list, |
| 5343 | tgt->req, links); |
| 5344 | mpt_free_request(mpt, tgt->req); |
| 5345 | tgt->req = NULL; |
| 5346 | |
| 5347 | /* |
| 5348 | * And re-post the Command Buffer. |
| 5349 | * This will reset the state. |
| 5350 | */ |
| 5351 | ioindex = GET_IO_INDEX(reply_desc); |
| 5352 | TAILQ_REMOVE(&mpt->request_pending_list, req, links); |
| 5353 | tgt->is_local = 0; |
| 5354 | mpt_post_target_command(mpt, req, ioindex); |
| 5355 | |
| 5356 | /* |
| 5357 | * And post a done for anyone who cares |
| 5358 | */ |
| 5359 | if (ccb) { |
| 5360 | if (mpt->outofbeer) { |
| 5361 | ccb->ccb_h.status |= CAM_RELEASE_SIMQ; |
| 5362 | mpt->outofbeer = 0; |
| 5363 | mpt_lprt(mpt, MPT_PRT_DEBUG, "THAWQ\n"); |
| 5364 | } |
| 5365 | xpt_done(ccb); |
| 5366 | } |
| 5367 | break; |
| 5368 | } |
| 5369 | case TGT_STATE_NIL: /* XXX This Never Happens XXX */ |
| 5370 | tgt->state = TGT_STATE_LOADED; |
| 5371 | break; |
| 5372 | default: |
| 5373 | mpt_prt(mpt, "Unknown Target State 0x%x in Context " |
| 5374 | "Reply Function\n", tgt->state); |
| 5375 | } |
| 5376 | return (TRUE); |
| 5377 | } |
| 5378 | |
| 5379 | status = le16toh(reply_frame->IOCStatus); |
| 5380 | if (status != MPI_IOCSTATUS_SUCCESS) { |
| 5381 | dbg = MPT_PRT_ERROR; |
| 5382 | } else { |
| 5383 | dbg = MPT_PRT_DEBUG1; |
| 5384 | } |
| 5385 | |
| 5386 | mpt_lprt(mpt, dbg, |
| 5387 | "SCSI_TGT REPLY: req=%p:%u reply=%p func=%x IOCstatus 0x%x\n", |
| 5388 | req, req->serno, reply_frame, reply_frame->Function, status); |
| 5389 | |
| 5390 | switch (reply_frame->Function) { |
| 5391 | case MPI_FUNCTION_TARGET_CMD_BUFFER_POST: |
| 5392 | { |
| 5393 | mpt_tgt_state_t *tgt; |
| 5394 | #ifdef INVARIANTS |
| 5395 | mpt_req_spcl(mpt, req, "tgt reply BUFFER POST", __LINE__); |
| 5396 | #endif |
| 5397 | if (status != MPI_IOCSTATUS_SUCCESS) { |
| 5398 | /* |
| 5399 | * XXX What to do? |
| 5400 | */ |
| 5401 | break; |
| 5402 | } |
| 5403 | tgt = MPT_TGT_STATE(mpt, req); |
| 5404 | KASSERT(tgt->state == TGT_STATE_LOADING, |
| 5405 | ("bad state 0x%x on reply to buffer post", tgt->state)); |
| 5406 | mpt_assign_serno(mpt, req); |
| 5407 | tgt->state = TGT_STATE_LOADED; |
| 5408 | break; |
| 5409 | } |
| 5410 | case MPI_FUNCTION_TARGET_ASSIST: |
| 5411 | #ifdef INVARIANTS |
| 5412 | mpt_req_not_spcl(mpt, req, "tgt reply TARGET ASSIST", __LINE__); |
| 5413 | #endif |
| 5414 | mpt_prt(mpt, "target assist completion\n"); |
| 5415 | TAILQ_REMOVE(&mpt->request_pending_list, req, links); |
| 5416 | mpt_free_request(mpt, req); |
| 5417 | break; |
| 5418 | case MPI_FUNCTION_TARGET_STATUS_SEND: |
| 5419 | #ifdef INVARIANTS |
| 5420 | mpt_req_not_spcl(mpt, req, "tgt reply STATUS SEND", __LINE__); |
| 5421 | #endif |
| 5422 | mpt_prt(mpt, "status send completion\n"); |
| 5423 | TAILQ_REMOVE(&mpt->request_pending_list, req, links); |
| 5424 | mpt_free_request(mpt, req); |
| 5425 | break; |
| 5426 | case MPI_FUNCTION_TARGET_MODE_ABORT: |
| 5427 | { |
| 5428 | PTR_MSG_TARGET_MODE_ABORT_REPLY abtrp = |
| 5429 | (PTR_MSG_TARGET_MODE_ABORT_REPLY) reply_frame; |
| 5430 | PTR_MSG_TARGET_MODE_ABORT abtp = |
| 5431 | (PTR_MSG_TARGET_MODE_ABORT) req->req_vbuf; |
| 5432 | uint32_t cc = GET_IO_INDEX(le32toh(abtp->ReplyWord)); |
| 5433 | #ifdef INVARIANTS |
| 5434 | mpt_req_not_spcl(mpt, req, "tgt reply TMODE ABORT", __LINE__); |
| 5435 | #endif |
| 5436 | mpt_prt(mpt, "ABORT RX_ID 0x%x Complete; status 0x%x cnt %u\n", |
| 5437 | cc, le16toh(abtrp->IOCStatus), le32toh(abtrp->AbortCount)); |
| 5438 | TAILQ_REMOVE(&mpt->request_pending_list, req, links); |
| 5439 | mpt_free_request(mpt, req); |
| 5440 | break; |
| 5441 | } |
| 5442 | default: |
| 5443 | mpt_prt(mpt, "Unknown Target Address Reply Function code: " |
| 5444 | "0x%x\n", reply_frame->Function); |
| 5445 | break; |
| 5446 | } |
| 5447 | return (TRUE); |
| 5448 | } |