1 /*- 2 * Copyright (c) 2008 Yahoo!, Inc. 3 * All rights reserved. 4 * Written by: John Baldwin <jhb@FreeBSD.org> 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 3. Neither the name of the author nor the names of any co-contributors 15 * may be used to endorse or promote products derived from this software 16 * without specific prior written permission. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 19 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 21 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 22 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 23 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 24 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 25 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 26 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 27 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 28 * SUCH DAMAGE. 29 * 30 * Avago Technologies (LSI) MPT-Fusion Host Adapter FreeBSD userland interface 31 */ 32 /*- 33 * Copyright (c) 2011-2015 LSI Corp. 34 * Copyright (c) 2013-2016 Avago Technologies 35 * All rights reserved. 36 * 37 * Redistribution and use in source and binary forms, with or without 38 * modification, are permitted provided that the following conditions 39 * are met: 40 * 1. Redistributions of source code must retain the above copyright 41 * notice, this list of conditions and the following disclaimer. 42 * 2. Redistributions in binary form must reproduce the above copyright 43 * notice, this list of conditions and the following disclaimer in the 44 * documentation and/or other materials provided with the distribution. 45 * 46 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 47 * 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 AUTHOR OR CONTRIBUTORS BE LIABLE 50 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 51 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 52 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 53 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 54 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 55 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 56 * SUCH DAMAGE. 57 * 58 * Avago Technologies (LSI) MPT-Fusion Host Adapter FreeBSD 59 * 60 * $FreeBSD$ 61 */ 62 63 #include <sys/cdefs.h> 64 __FBSDID("$FreeBSD$"); 65 66 /* TODO Move headers to mprvar */ 67 #include <sys/types.h> 68 #include <sys/param.h> 69 #include <sys/systm.h> 70 #include <sys/kernel.h> 71 #include <sys/selinfo.h> 72 #include <sys/module.h> 73 #include <sys/bus.h> 74 #include <sys/conf.h> 75 #include <sys/bio.h> 76 #include <sys/malloc.h> 77 #include <sys/uio.h> 78 #include <sys/sysctl.h> 79 #include <sys/ioccom.h> 80 #include <sys/endian.h> 81 #include <sys/queue.h> 82 #include <sys/kthread.h> 83 #include <sys/taskqueue.h> 84 #include <sys/proc.h> 85 #include <sys/sysent.h> 86 87 #include <machine/bus.h> 88 #include <machine/resource.h> 89 #include <sys/rman.h> 90 91 #include <cam/cam.h> 92 #include <cam/cam_ccb.h> 93 94 #include <dev/mpr/mpi/mpi2_type.h> 95 #include <dev/mpr/mpi/mpi2.h> 96 #include <dev/mpr/mpi/mpi2_ioc.h> 97 #include <dev/mpr/mpi/mpi2_cnfg.h> 98 #include <dev/mpr/mpi/mpi2_init.h> 99 #include <dev/mpr/mpi/mpi2_tool.h> 100 #include <dev/mpr/mpi/mpi2_pci.h> 101 #include <dev/mpr/mpr_ioctl.h> 102 #include <dev/mpr/mprvar.h> 103 #include <dev/mpr/mpr_table.h> 104 #include <dev/mpr/mpr_sas.h> 105 #include <dev/pci/pcivar.h> 106 #include <dev/pci/pcireg.h> 107 108 static d_open_t mpr_open; 109 static d_close_t mpr_close; 110 static d_ioctl_t mpr_ioctl_devsw; 111 112 static struct cdevsw mpr_cdevsw = { 113 .d_version = D_VERSION, 114 .d_flags = 0, 115 .d_open = mpr_open, 116 .d_close = mpr_close, 117 .d_ioctl = mpr_ioctl_devsw, 118 .d_name = "mpr", 119 }; 120 121 typedef int (mpr_user_f)(struct mpr_command *, struct mpr_usr_command *); 122 static mpr_user_f mpi_pre_ioc_facts; 123 static mpr_user_f mpi_pre_port_facts; 124 static mpr_user_f mpi_pre_fw_download; 125 static mpr_user_f mpi_pre_fw_upload; 126 static mpr_user_f mpi_pre_sata_passthrough; 127 static mpr_user_f mpi_pre_smp_passthrough; 128 static mpr_user_f mpi_pre_config; 129 static mpr_user_f mpi_pre_sas_io_unit_control; 130 131 static int mpr_user_read_cfg_header(struct mpr_softc *, 132 struct mpr_cfg_page_req *); 133 static int mpr_user_read_cfg_page(struct mpr_softc *, 134 struct mpr_cfg_page_req *, void *); 135 static int mpr_user_read_extcfg_header(struct mpr_softc *, 136 struct mpr_ext_cfg_page_req *); 137 static int mpr_user_read_extcfg_page(struct mpr_softc *, 138 struct mpr_ext_cfg_page_req *, void *); 139 static int mpr_user_write_cfg_page(struct mpr_softc *, 140 struct mpr_cfg_page_req *, void *); 141 static int mpr_user_setup_request(struct mpr_command *, 142 struct mpr_usr_command *); 143 static int mpr_user_command(struct mpr_softc *, struct mpr_usr_command *); 144 145 static int mpr_user_pass_thru(struct mpr_softc *sc, mpr_pass_thru_t *data); 146 static void mpr_user_get_adapter_data(struct mpr_softc *sc, 147 mpr_adapter_data_t *data); 148 static void mpr_user_read_pci_info(struct mpr_softc *sc, mpr_pci_info_t *data); 149 static uint8_t mpr_get_fw_diag_buffer_number(struct mpr_softc *sc, 150 uint32_t unique_id); 151 static int mpr_post_fw_diag_buffer(struct mpr_softc *sc, 152 mpr_fw_diagnostic_buffer_t *pBuffer, uint32_t *return_code); 153 static int mpr_release_fw_diag_buffer(struct mpr_softc *sc, 154 mpr_fw_diagnostic_buffer_t *pBuffer, uint32_t *return_code, 155 uint32_t diag_type); 156 static int mpr_diag_register(struct mpr_softc *sc, 157 mpr_fw_diag_register_t *diag_register, uint32_t *return_code); 158 static int mpr_diag_unregister(struct mpr_softc *sc, 159 mpr_fw_diag_unregister_t *diag_unregister, uint32_t *return_code); 160 static int mpr_diag_query(struct mpr_softc *sc, mpr_fw_diag_query_t *diag_query, 161 uint32_t *return_code); 162 static int mpr_diag_read_buffer(struct mpr_softc *sc, 163 mpr_diag_read_buffer_t *diag_read_buffer, uint8_t *ioctl_buf, 164 uint32_t *return_code); 165 static int mpr_diag_release(struct mpr_softc *sc, 166 mpr_fw_diag_release_t *diag_release, uint32_t *return_code); 167 static int mpr_do_diag_action(struct mpr_softc *sc, uint32_t action, 168 uint8_t *diag_action, uint32_t length, uint32_t *return_code); 169 static int mpr_user_diag_action(struct mpr_softc *sc, mpr_diag_action_t *data); 170 static void mpr_user_event_query(struct mpr_softc *sc, mpr_event_query_t *data); 171 static void mpr_user_event_enable(struct mpr_softc *sc, 172 mpr_event_enable_t *data); 173 static int mpr_user_event_report(struct mpr_softc *sc, 174 mpr_event_report_t *data); 175 static int mpr_user_reg_access(struct mpr_softc *sc, mpr_reg_access_t *data); 176 static int mpr_user_btdh(struct mpr_softc *sc, mpr_btdh_mapping_t *data); 177 178 static MALLOC_DEFINE(M_MPRUSER, "mpr_user", "Buffers for mpr(4) ioctls"); 179 180 /* Macros from compat/freebsd32/freebsd32.h */ 181 #define PTRIN(v) (void *)(uintptr_t)(v) 182 #define PTROUT(v) (uint32_t)(uintptr_t)(v) 183 184 #define CP(src,dst,fld) do { (dst).fld = (src).fld; } while (0) 185 #define PTRIN_CP(src,dst,fld) \ 186 do { (dst).fld = PTRIN((src).fld); } while (0) 187 #define PTROUT_CP(src,dst,fld) \ 188 do { (dst).fld = PTROUT((src).fld); } while (0) 189 190 /* 191 * MPI functions that support IEEE SGLs for SAS3. 192 */ 193 static uint8_t ieee_sgl_func_list[] = { 194 MPI2_FUNCTION_SCSI_IO_REQUEST, 195 MPI2_FUNCTION_RAID_SCSI_IO_PASSTHROUGH, 196 MPI2_FUNCTION_SMP_PASSTHROUGH, 197 MPI2_FUNCTION_SATA_PASSTHROUGH, 198 MPI2_FUNCTION_FW_UPLOAD, 199 MPI2_FUNCTION_FW_DOWNLOAD, 200 MPI2_FUNCTION_TARGET_ASSIST, 201 MPI2_FUNCTION_TARGET_STATUS_SEND, 202 MPI2_FUNCTION_TOOLBOX 203 }; 204 205 int 206 mpr_attach_user(struct mpr_softc *sc) 207 { 208 int unit; 209 210 unit = device_get_unit(sc->mpr_dev); 211 sc->mpr_cdev = make_dev(&mpr_cdevsw, unit, UID_ROOT, GID_OPERATOR, 0640, 212 "mpr%d", unit); 213 214 if (sc->mpr_cdev == NULL) 215 return (ENOMEM); 216 217 sc->mpr_cdev->si_drv1 = sc; 218 return (0); 219 } 220 221 void 222 mpr_detach_user(struct mpr_softc *sc) 223 { 224 225 /* XXX: do a purge of pending requests? */ 226 if (sc->mpr_cdev != NULL) 227 destroy_dev(sc->mpr_cdev); 228 } 229 230 static int 231 mpr_open(struct cdev *dev, int flags, int fmt, struct thread *td) 232 { 233 234 return (0); 235 } 236 237 static int 238 mpr_close(struct cdev *dev, int flags, int fmt, struct thread *td) 239 { 240 241 return (0); 242 } 243 244 static int 245 mpr_user_read_cfg_header(struct mpr_softc *sc, 246 struct mpr_cfg_page_req *page_req) 247 { 248 MPI2_CONFIG_PAGE_HEADER *hdr; 249 struct mpr_config_params params; 250 int error; 251 252 hdr = ¶ms.hdr.Struct; 253 params.action = MPI2_CONFIG_ACTION_PAGE_HEADER; 254 params.page_address = le32toh(page_req->page_address); 255 hdr->PageVersion = 0; 256 hdr->PageLength = 0; 257 hdr->PageNumber = page_req->header.PageNumber; 258 hdr->PageType = page_req->header.PageType; 259 params.buffer = NULL; 260 params.length = 0; 261 params.callback = NULL; 262 263 if ((error = mpr_read_config_page(sc, ¶ms)) != 0) { 264 /* 265 * Leave the request. Without resetting the chip, it's 266 * still owned by it and we'll just get into trouble 267 * freeing it now. Mark it as abandoned so that if it 268 * shows up later it can be freed. 269 */ 270 mpr_printf(sc, "read_cfg_header timed out\n"); 271 return (ETIMEDOUT); 272 } 273 274 page_req->ioc_status = htole16(params.status); 275 if ((page_req->ioc_status & MPI2_IOCSTATUS_MASK) == 276 MPI2_IOCSTATUS_SUCCESS) { 277 bcopy(hdr, &page_req->header, sizeof(page_req->header)); 278 } 279 280 return (0); 281 } 282 283 static int 284 mpr_user_read_cfg_page(struct mpr_softc *sc, struct mpr_cfg_page_req *page_req, 285 void *buf) 286 { 287 MPI2_CONFIG_PAGE_HEADER *reqhdr, *hdr; 288 struct mpr_config_params params; 289 int error; 290 291 reqhdr = buf; 292 hdr = ¶ms.hdr.Struct; 293 hdr->PageVersion = reqhdr->PageVersion; 294 hdr->PageLength = reqhdr->PageLength; 295 hdr->PageNumber = reqhdr->PageNumber; 296 hdr->PageType = reqhdr->PageType & MPI2_CONFIG_PAGETYPE_MASK; 297 params.action = MPI2_CONFIG_ACTION_PAGE_READ_CURRENT; 298 params.page_address = le32toh(page_req->page_address); 299 params.buffer = buf; 300 params.length = le32toh(page_req->len); 301 params.callback = NULL; 302 303 if ((error = mpr_read_config_page(sc, ¶ms)) != 0) { 304 mpr_printf(sc, "mpr_user_read_cfg_page timed out\n"); 305 return (ETIMEDOUT); 306 } 307 308 page_req->ioc_status = htole16(params.status); 309 return (0); 310 } 311 312 static int 313 mpr_user_read_extcfg_header(struct mpr_softc *sc, 314 struct mpr_ext_cfg_page_req *ext_page_req) 315 { 316 MPI2_CONFIG_EXTENDED_PAGE_HEADER *hdr; 317 struct mpr_config_params params; 318 int error; 319 320 hdr = ¶ms.hdr.Ext; 321 params.action = MPI2_CONFIG_ACTION_PAGE_HEADER; 322 hdr->PageVersion = ext_page_req->header.PageVersion; 323 hdr->PageType = MPI2_CONFIG_PAGETYPE_EXTENDED; 324 hdr->ExtPageLength = 0; 325 hdr->PageNumber = ext_page_req->header.PageNumber; 326 hdr->ExtPageType = ext_page_req->header.ExtPageType; 327 params.page_address = le32toh(ext_page_req->page_address); 328 params.buffer = NULL; 329 params.length = 0; 330 params.callback = NULL; 331 332 if ((error = mpr_read_config_page(sc, ¶ms)) != 0) { 333 /* 334 * Leave the request. Without resetting the chip, it's 335 * still owned by it and we'll just get into trouble 336 * freeing it now. Mark it as abandoned so that if it 337 * shows up later it can be freed. 338 */ 339 mpr_printf(sc, "mpr_user_read_extcfg_header timed out\n"); 340 return (ETIMEDOUT); 341 } 342 343 ext_page_req->ioc_status = htole16(params.status); 344 if ((ext_page_req->ioc_status & MPI2_IOCSTATUS_MASK) == 345 MPI2_IOCSTATUS_SUCCESS) { 346 ext_page_req->header.PageVersion = hdr->PageVersion; 347 ext_page_req->header.PageNumber = hdr->PageNumber; 348 ext_page_req->header.PageType = hdr->PageType; 349 ext_page_req->header.ExtPageLength = hdr->ExtPageLength; 350 ext_page_req->header.ExtPageType = hdr->ExtPageType; 351 } 352 353 return (0); 354 } 355 356 static int 357 mpr_user_read_extcfg_page(struct mpr_softc *sc, 358 struct mpr_ext_cfg_page_req *ext_page_req, void *buf) 359 { 360 MPI2_CONFIG_EXTENDED_PAGE_HEADER *reqhdr, *hdr; 361 struct mpr_config_params params; 362 int error; 363 364 reqhdr = buf; 365 hdr = ¶ms.hdr.Ext; 366 params.action = MPI2_CONFIG_ACTION_PAGE_READ_CURRENT; 367 params.page_address = le32toh(ext_page_req->page_address); 368 hdr->PageVersion = reqhdr->PageVersion; 369 hdr->PageType = MPI2_CONFIG_PAGETYPE_EXTENDED; 370 hdr->PageNumber = reqhdr->PageNumber; 371 hdr->ExtPageType = reqhdr->ExtPageType; 372 hdr->ExtPageLength = reqhdr->ExtPageLength; 373 params.buffer = buf; 374 params.length = le32toh(ext_page_req->len); 375 params.callback = NULL; 376 377 if ((error = mpr_read_config_page(sc, ¶ms)) != 0) { 378 mpr_printf(sc, "mpr_user_read_extcfg_page timed out\n"); 379 return (ETIMEDOUT); 380 } 381 382 ext_page_req->ioc_status = htole16(params.status); 383 return (0); 384 } 385 386 static int 387 mpr_user_write_cfg_page(struct mpr_softc *sc, 388 struct mpr_cfg_page_req *page_req, void *buf) 389 { 390 MPI2_CONFIG_PAGE_HEADER *reqhdr, *hdr; 391 struct mpr_config_params params; 392 u_int hdr_attr; 393 int error; 394 395 reqhdr = buf; 396 hdr = ¶ms.hdr.Struct; 397 hdr_attr = reqhdr->PageType & MPI2_CONFIG_PAGEATTR_MASK; 398 if (hdr_attr != MPI2_CONFIG_PAGEATTR_CHANGEABLE && 399 hdr_attr != MPI2_CONFIG_PAGEATTR_PERSISTENT) { 400 mpr_printf(sc, "page type 0x%x not changeable\n", 401 reqhdr->PageType & MPI2_CONFIG_PAGETYPE_MASK); 402 return (EINVAL); 403 } 404 405 /* 406 * There isn't any point in restoring stripped out attributes 407 * if you then mask them going down to issue the request. 408 */ 409 410 hdr->PageVersion = reqhdr->PageVersion; 411 hdr->PageLength = reqhdr->PageLength; 412 hdr->PageNumber = reqhdr->PageNumber; 413 hdr->PageType = reqhdr->PageType; 414 params.action = MPI2_CONFIG_ACTION_PAGE_WRITE_CURRENT; 415 params.page_address = le32toh(page_req->page_address); 416 params.buffer = buf; 417 params.length = le32toh(page_req->len); 418 params.callback = NULL; 419 420 if ((error = mpr_write_config_page(sc, ¶ms)) != 0) { 421 mpr_printf(sc, "mpr_write_cfg_page timed out\n"); 422 return (ETIMEDOUT); 423 } 424 425 page_req->ioc_status = htole16(params.status); 426 return (0); 427 } 428 429 void 430 mpr_init_sge(struct mpr_command *cm, void *req, void *sge) 431 { 432 int off, space; 433 434 space = (int)cm->cm_sc->reqframesz; 435 off = (uintptr_t)sge - (uintptr_t)req; 436 437 KASSERT(off < space, ("bad pointers %p %p, off %d, space %d", 438 req, sge, off, space)); 439 440 cm->cm_sge = sge; 441 cm->cm_sglsize = space - off; 442 } 443 444 /* 445 * Prepare the mpr_command for an IOC_FACTS request. 446 */ 447 static int 448 mpi_pre_ioc_facts(struct mpr_command *cm, struct mpr_usr_command *cmd) 449 { 450 MPI2_IOC_FACTS_REQUEST *req = (void *)cm->cm_req; 451 MPI2_IOC_FACTS_REPLY *rpl; 452 453 if (cmd->req_len != sizeof *req) 454 return (EINVAL); 455 if (cmd->rpl_len != sizeof *rpl) 456 return (EINVAL); 457 458 cm->cm_sge = NULL; 459 cm->cm_sglsize = 0; 460 return (0); 461 } 462 463 /* 464 * Prepare the mpr_command for a PORT_FACTS request. 465 */ 466 static int 467 mpi_pre_port_facts(struct mpr_command *cm, struct mpr_usr_command *cmd) 468 { 469 MPI2_PORT_FACTS_REQUEST *req = (void *)cm->cm_req; 470 MPI2_PORT_FACTS_REPLY *rpl; 471 472 if (cmd->req_len != sizeof *req) 473 return (EINVAL); 474 if (cmd->rpl_len != sizeof *rpl) 475 return (EINVAL); 476 477 cm->cm_sge = NULL; 478 cm->cm_sglsize = 0; 479 return (0); 480 } 481 482 /* 483 * Prepare the mpr_command for a FW_DOWNLOAD request. 484 */ 485 static int 486 mpi_pre_fw_download(struct mpr_command *cm, struct mpr_usr_command *cmd) 487 { 488 MPI25_FW_DOWNLOAD_REQUEST *req = (void *)cm->cm_req; 489 MPI2_FW_DOWNLOAD_REPLY *rpl; 490 int error; 491 492 if (cmd->req_len != sizeof *req) 493 return (EINVAL); 494 if (cmd->rpl_len != sizeof *rpl) 495 return (EINVAL); 496 497 if (cmd->len == 0) 498 return (EINVAL); 499 500 error = copyin(cmd->buf, cm->cm_data, cmd->len); 501 if (error != 0) 502 return (error); 503 504 mpr_init_sge(cm, req, &req->SGL); 505 506 /* 507 * For now, the F/W image must be provided in a single request. 508 */ 509 if ((req->MsgFlags & MPI2_FW_DOWNLOAD_MSGFLGS_LAST_SEGMENT) == 0) 510 return (EINVAL); 511 if (req->TotalImageSize != cmd->len) 512 return (EINVAL); 513 514 req->ImageOffset = 0; 515 req->ImageSize = cmd->len; 516 517 cm->cm_flags |= MPR_CM_FLAGS_DATAOUT; 518 519 return (mpr_push_ieee_sge(cm, &req->SGL, 0)); 520 } 521 522 /* 523 * Prepare the mpr_command for a FW_UPLOAD request. 524 */ 525 static int 526 mpi_pre_fw_upload(struct mpr_command *cm, struct mpr_usr_command *cmd) 527 { 528 MPI25_FW_UPLOAD_REQUEST *req = (void *)cm->cm_req; 529 MPI2_FW_UPLOAD_REPLY *rpl; 530 531 if (cmd->req_len != sizeof *req) 532 return (EINVAL); 533 if (cmd->rpl_len != sizeof *rpl) 534 return (EINVAL); 535 536 mpr_init_sge(cm, req, &req->SGL); 537 if (cmd->len == 0) { 538 /* Perhaps just asking what the size of the fw is? */ 539 return (0); 540 } 541 542 req->ImageOffset = 0; 543 req->ImageSize = cmd->len; 544 545 cm->cm_flags |= MPR_CM_FLAGS_DATAIN; 546 547 return (mpr_push_ieee_sge(cm, &req->SGL, 0)); 548 } 549 550 /* 551 * Prepare the mpr_command for a SATA_PASSTHROUGH request. 552 */ 553 static int 554 mpi_pre_sata_passthrough(struct mpr_command *cm, struct mpr_usr_command *cmd) 555 { 556 MPI2_SATA_PASSTHROUGH_REQUEST *req = (void *)cm->cm_req; 557 MPI2_SATA_PASSTHROUGH_REPLY *rpl; 558 559 if (cmd->req_len != sizeof *req) 560 return (EINVAL); 561 if (cmd->rpl_len != sizeof *rpl) 562 return (EINVAL); 563 564 mpr_init_sge(cm, req, &req->SGL); 565 return (0); 566 } 567 568 /* 569 * Prepare the mpr_command for a SMP_PASSTHROUGH request. 570 */ 571 static int 572 mpi_pre_smp_passthrough(struct mpr_command *cm, struct mpr_usr_command *cmd) 573 { 574 MPI2_SMP_PASSTHROUGH_REQUEST *req = (void *)cm->cm_req; 575 MPI2_SMP_PASSTHROUGH_REPLY *rpl; 576 577 if (cmd->req_len != sizeof *req) 578 return (EINVAL); 579 if (cmd->rpl_len != sizeof *rpl) 580 return (EINVAL); 581 582 mpr_init_sge(cm, req, &req->SGL); 583 return (0); 584 } 585 586 /* 587 * Prepare the mpr_command for a CONFIG request. 588 */ 589 static int 590 mpi_pre_config(struct mpr_command *cm, struct mpr_usr_command *cmd) 591 { 592 MPI2_CONFIG_REQUEST *req = (void *)cm->cm_req; 593 MPI2_CONFIG_REPLY *rpl; 594 595 if (cmd->req_len != sizeof *req) 596 return (EINVAL); 597 if (cmd->rpl_len != sizeof *rpl) 598 return (EINVAL); 599 600 mpr_init_sge(cm, req, &req->PageBufferSGE); 601 return (0); 602 } 603 604 /* 605 * Prepare the mpr_command for a SAS_IO_UNIT_CONTROL request. 606 */ 607 static int 608 mpi_pre_sas_io_unit_control(struct mpr_command *cm, 609 struct mpr_usr_command *cmd) 610 { 611 612 cm->cm_sge = NULL; 613 cm->cm_sglsize = 0; 614 return (0); 615 } 616 617 /* 618 * A set of functions to prepare an mpr_command for the various 619 * supported requests. 620 */ 621 struct mpr_user_func { 622 U8 Function; 623 mpr_user_f *f_pre; 624 } mpr_user_func_list[] = { 625 { MPI2_FUNCTION_IOC_FACTS, mpi_pre_ioc_facts }, 626 { MPI2_FUNCTION_PORT_FACTS, mpi_pre_port_facts }, 627 { MPI2_FUNCTION_FW_DOWNLOAD, mpi_pre_fw_download }, 628 { MPI2_FUNCTION_FW_UPLOAD, mpi_pre_fw_upload }, 629 { MPI2_FUNCTION_SATA_PASSTHROUGH, mpi_pre_sata_passthrough }, 630 { MPI2_FUNCTION_SMP_PASSTHROUGH, mpi_pre_smp_passthrough}, 631 { MPI2_FUNCTION_CONFIG, mpi_pre_config}, 632 { MPI2_FUNCTION_SAS_IO_UNIT_CONTROL, mpi_pre_sas_io_unit_control }, 633 { 0xFF, NULL } /* list end */ 634 }; 635 636 static int 637 mpr_user_setup_request(struct mpr_command *cm, struct mpr_usr_command *cmd) 638 { 639 MPI2_REQUEST_HEADER *hdr = (MPI2_REQUEST_HEADER *)cm->cm_req; 640 struct mpr_user_func *f; 641 642 for (f = mpr_user_func_list; f->f_pre != NULL; f++) { 643 if (hdr->Function == f->Function) 644 return (f->f_pre(cm, cmd)); 645 } 646 return (EINVAL); 647 } 648 649 static int 650 mpr_user_command(struct mpr_softc *sc, struct mpr_usr_command *cmd) 651 { 652 MPI2_REQUEST_HEADER *hdr; 653 MPI2_DEFAULT_REPLY *rpl = NULL; 654 void *buf = NULL; 655 struct mpr_command *cm = NULL; 656 int err = 0; 657 int sz; 658 659 mpr_lock(sc); 660 cm = mpr_alloc_command(sc); 661 662 if (cm == NULL) { 663 mpr_printf(sc, "%s: no mpr requests\n", __func__); 664 err = ENOMEM; 665 goto RetFree; 666 } 667 mpr_unlock(sc); 668 669 hdr = (MPI2_REQUEST_HEADER *)cm->cm_req; 670 671 mpr_dprint(sc, MPR_USER, "%s: req %p %d rpl %p %d\n", __func__, 672 cmd->req, cmd->req_len, cmd->rpl, cmd->rpl_len); 673 674 if (cmd->req_len > (int)sc->reqframesz) { 675 err = EINVAL; 676 goto RetFreeUnlocked; 677 } 678 err = copyin(cmd->req, hdr, cmd->req_len); 679 if (err != 0) 680 goto RetFreeUnlocked; 681 682 mpr_dprint(sc, MPR_USER, "%s: Function %02X MsgFlags %02X\n", __func__, 683 hdr->Function, hdr->MsgFlags); 684 685 if (cmd->len > 0) { 686 buf = malloc(cmd->len, M_MPRUSER, M_WAITOK|M_ZERO); 687 cm->cm_data = buf; 688 cm->cm_length = cmd->len; 689 } else { 690 cm->cm_data = NULL; 691 cm->cm_length = 0; 692 } 693 694 cm->cm_flags = MPR_CM_FLAGS_SGE_SIMPLE; 695 cm->cm_desc.Default.RequestFlags = MPI2_REQ_DESCRIPT_FLAGS_DEFAULT_TYPE; 696 697 err = mpr_user_setup_request(cm, cmd); 698 if (err == EINVAL) { 699 mpr_printf(sc, "%s: unsupported parameter or unsupported " 700 "function in request (function = 0x%X)\n", __func__, 701 hdr->Function); 702 } 703 if (err != 0) 704 goto RetFreeUnlocked; 705 706 mpr_lock(sc); 707 err = mpr_wait_command(sc, &cm, 30, CAN_SLEEP); 708 709 if (err || (cm == NULL)) { 710 mpr_printf(sc, "%s: invalid request: error %d\n", 711 __func__, err); 712 goto RetFree; 713 } 714 715 if (cm != NULL) 716 rpl = (MPI2_DEFAULT_REPLY *)cm->cm_reply; 717 if (rpl != NULL) 718 sz = rpl->MsgLength * 4; 719 else 720 sz = 0; 721 722 if (sz > cmd->rpl_len) { 723 mpr_printf(sc, "%s: user reply buffer (%d) smaller than " 724 "returned buffer (%d)\n", __func__, cmd->rpl_len, sz); 725 sz = cmd->rpl_len; 726 } 727 728 mpr_unlock(sc); 729 copyout(rpl, cmd->rpl, sz); 730 if (buf != NULL) 731 copyout(buf, cmd->buf, cmd->len); 732 mpr_dprint(sc, MPR_USER, "%s: reply size %d\n", __func__, sz); 733 734 RetFreeUnlocked: 735 mpr_lock(sc); 736 RetFree: 737 if (cm != NULL) 738 mpr_free_command(sc, cm); 739 mpr_unlock(sc); 740 if (buf != NULL) 741 free(buf, M_MPRUSER); 742 return (err); 743 } 744 745 static int 746 mpr_user_pass_thru(struct mpr_softc *sc, mpr_pass_thru_t *data) 747 { 748 MPI2_REQUEST_HEADER *hdr, tmphdr; 749 MPI2_DEFAULT_REPLY *rpl; 750 Mpi26NVMeEncapsulatedErrorReply_t *nvme_error_reply = NULL; 751 Mpi26NVMeEncapsulatedRequest_t *nvme_encap_request = NULL; 752 struct mpr_command *cm = NULL; 753 int i, err = 0, dir = 0, sz; 754 uint8_t tool, function = 0; 755 u_int sense_len; 756 struct mprsas_target *targ = NULL; 757 758 /* 759 * Only allow one passthru command at a time. Use the MPR_FLAGS_BUSY 760 * bit to denote that a passthru is being processed. 761 */ 762 mpr_lock(sc); 763 if (sc->mpr_flags & MPR_FLAGS_BUSY) { 764 mpr_dprint(sc, MPR_USER, "%s: Only one passthru command " 765 "allowed at a single time.", __func__); 766 mpr_unlock(sc); 767 return (EBUSY); 768 } 769 sc->mpr_flags |= MPR_FLAGS_BUSY; 770 mpr_unlock(sc); 771 772 /* 773 * Do some validation on data direction. Valid cases are: 774 * 1) DataSize is 0 and direction is NONE 775 * 2) DataSize is non-zero and one of: 776 * a) direction is READ or 777 * b) direction is WRITE or 778 * c) direction is BOTH and DataOutSize is non-zero 779 * If valid and the direction is BOTH, change the direction to READ. 780 * if valid and the direction is not BOTH, make sure DataOutSize is 0. 781 */ 782 if (((data->DataSize == 0) && 783 (data->DataDirection == MPR_PASS_THRU_DIRECTION_NONE)) || 784 ((data->DataSize != 0) && 785 ((data->DataDirection == MPR_PASS_THRU_DIRECTION_READ) || 786 (data->DataDirection == MPR_PASS_THRU_DIRECTION_WRITE) || 787 ((data->DataDirection == MPR_PASS_THRU_DIRECTION_BOTH) && 788 (data->DataOutSize != 0))))) { 789 if (data->DataDirection == MPR_PASS_THRU_DIRECTION_BOTH) 790 data->DataDirection = MPR_PASS_THRU_DIRECTION_READ; 791 else 792 data->DataOutSize = 0; 793 } else 794 return (EINVAL); 795 796 mpr_dprint(sc, MPR_USER, "%s: req 0x%jx %d rpl 0x%jx %d " 797 "data in 0x%jx %d data out 0x%jx %d data dir %d\n", __func__, 798 data->PtrRequest, data->RequestSize, data->PtrReply, 799 data->ReplySize, data->PtrData, data->DataSize, 800 data->PtrDataOut, data->DataOutSize, data->DataDirection); 801 802 /* 803 * copy in the header so we know what we're dealing with before we 804 * commit to allocating a command for it. 805 */ 806 err = copyin(PTRIN(data->PtrRequest), &tmphdr, data->RequestSize); 807 if (err != 0) 808 goto RetFreeUnlocked; 809 810 if (data->RequestSize > (int)sc->reqframesz) { 811 err = EINVAL; 812 goto RetFreeUnlocked; 813 } 814 815 function = tmphdr.Function; 816 mpr_dprint(sc, MPR_USER, "%s: Function %02X MsgFlags %02X\n", __func__, 817 function, tmphdr.MsgFlags); 818 819 /* 820 * Handle a passthru TM request. 821 */ 822 if (function == MPI2_FUNCTION_SCSI_TASK_MGMT) { 823 MPI2_SCSI_TASK_MANAGE_REQUEST *task; 824 825 mpr_lock(sc); 826 cm = mprsas_alloc_tm(sc); 827 if (cm == NULL) { 828 err = EINVAL; 829 goto Ret; 830 } 831 832 /* Copy the header in. Only a small fixup is needed. */ 833 task = (MPI2_SCSI_TASK_MANAGE_REQUEST *)cm->cm_req; 834 bcopy(&tmphdr, task, data->RequestSize); 835 task->TaskMID = cm->cm_desc.Default.SMID; 836 837 cm->cm_data = NULL; 838 cm->cm_desc.HighPriority.RequestFlags = 839 MPI2_REQ_DESCRIPT_FLAGS_HIGH_PRIORITY; 840 cm->cm_complete = NULL; 841 cm->cm_complete_data = NULL; 842 843 targ = mprsas_find_target_by_handle(sc->sassc, 0, 844 task->DevHandle); 845 if (targ == NULL) { 846 mpr_dprint(sc, MPR_INFO, 847 "%s %d : invalid handle for requested TM 0x%x \n", 848 __func__, __LINE__, task->DevHandle); 849 err = 1; 850 } else { 851 mprsas_prepare_for_tm(sc, cm, targ, CAM_LUN_WILDCARD); 852 err = mpr_wait_command(sc, &cm, 30, CAN_SLEEP); 853 } 854 855 if (err != 0) { 856 err = EIO; 857 mpr_dprint(sc, MPR_FAULT, "%s: task management failed", 858 __func__); 859 } 860 /* 861 * Copy the reply data and sense data to user space. 862 */ 863 if ((cm != NULL) && (cm->cm_reply != NULL)) { 864 rpl = (MPI2_DEFAULT_REPLY *)cm->cm_reply; 865 sz = rpl->MsgLength * 4; 866 867 if (sz > data->ReplySize) { 868 mpr_printf(sc, "%s: user reply buffer (%d) " 869 "smaller than returned buffer (%d)\n", 870 __func__, data->ReplySize, sz); 871 } 872 mpr_unlock(sc); 873 copyout(cm->cm_reply, PTRIN(data->PtrReply), 874 data->ReplySize); 875 mpr_lock(sc); 876 } 877 mprsas_free_tm(sc, cm); 878 goto Ret; 879 } 880 881 mpr_lock(sc); 882 cm = mpr_alloc_command(sc); 883 884 if (cm == NULL) { 885 mpr_printf(sc, "%s: no mpr requests\n", __func__); 886 err = ENOMEM; 887 goto Ret; 888 } 889 mpr_unlock(sc); 890 891 hdr = (MPI2_REQUEST_HEADER *)cm->cm_req; 892 bcopy(&tmphdr, hdr, data->RequestSize); 893 894 /* 895 * Do some checking to make sure the IOCTL request contains a valid 896 * request. Then set the SGL info. 897 */ 898 mpr_init_sge(cm, hdr, (void *)((uint8_t *)hdr + data->RequestSize)); 899 900 /* 901 * Set up for read, write or both. From check above, DataOutSize will 902 * be 0 if direction is READ or WRITE, but it will have some non-zero 903 * value if the direction is BOTH. So, just use the biggest size to get 904 * the cm_data buffer size. If direction is BOTH, 2 SGLs need to be set 905 * up; the first is for the request and the second will contain the 906 * response data. cm_out_len needs to be set here and this will be used 907 * when the SGLs are set up. 908 */ 909 cm->cm_data = NULL; 910 cm->cm_length = MAX(data->DataSize, data->DataOutSize); 911 cm->cm_out_len = data->DataOutSize; 912 cm->cm_flags = 0; 913 if (cm->cm_length != 0) { 914 cm->cm_data = malloc(cm->cm_length, M_MPRUSER, M_WAITOK | 915 M_ZERO); 916 cm->cm_flags = MPR_CM_FLAGS_DATAIN; 917 if (data->DataOutSize) { 918 cm->cm_flags |= MPR_CM_FLAGS_DATAOUT; 919 err = copyin(PTRIN(data->PtrDataOut), 920 cm->cm_data, data->DataOutSize); 921 } else if (data->DataDirection == 922 MPR_PASS_THRU_DIRECTION_WRITE) { 923 cm->cm_flags = MPR_CM_FLAGS_DATAOUT; 924 err = copyin(PTRIN(data->PtrData), 925 cm->cm_data, data->DataSize); 926 } 927 if (err != 0) 928 mpr_dprint(sc, MPR_FAULT, "%s: failed to copy IOCTL " 929 "data from user space\n", __func__); 930 } 931 /* 932 * Set this flag only if processing a command that does not need an 933 * IEEE SGL. The CLI Tool within the Toolbox uses IEEE SGLs, so clear 934 * the flag only for that tool if processing a Toolbox function. 935 */ 936 cm->cm_flags |= MPR_CM_FLAGS_SGE_SIMPLE; 937 for (i = 0; i < sizeof (ieee_sgl_func_list); i++) { 938 if (function == ieee_sgl_func_list[i]) { 939 if (function == MPI2_FUNCTION_TOOLBOX) 940 { 941 tool = (uint8_t)hdr->FunctionDependent1; 942 if (tool != MPI2_TOOLBOX_DIAGNOSTIC_CLI_TOOL) 943 break; 944 } 945 cm->cm_flags &= ~MPR_CM_FLAGS_SGE_SIMPLE; 946 break; 947 } 948 } 949 cm->cm_desc.Default.RequestFlags = MPI2_REQ_DESCRIPT_FLAGS_DEFAULT_TYPE; 950 951 if (function == MPI2_FUNCTION_NVME_ENCAPSULATED) { 952 nvme_encap_request = 953 (Mpi26NVMeEncapsulatedRequest_t *)cm->cm_req; 954 cm->cm_desc.Default.RequestFlags = 955 MPI26_REQ_DESCRIPT_FLAGS_PCIE_ENCAPSULATED; 956 957 /* 958 * Get the Physical Address of the sense buffer. 959 * Save the user's Error Response buffer address and use that 960 * field to hold the sense buffer address. 961 * Clear the internal sense buffer, which will potentially hold 962 * the Completion Queue Entry on return, or 0 if no Entry. 963 * Build the PRPs and set direction bits. 964 * Send the request. 965 */ 966 cm->nvme_error_response = 967 (uint64_t *)(uintptr_t)(((uint64_t)nvme_encap_request-> 968 ErrorResponseBaseAddress.High << 32) | 969 (uint64_t)nvme_encap_request-> 970 ErrorResponseBaseAddress.Low); 971 nvme_encap_request->ErrorResponseBaseAddress.High = 972 htole32((uint32_t)((uint64_t)cm->cm_sense_busaddr >> 32)); 973 nvme_encap_request->ErrorResponseBaseAddress.Low = 974 htole32(cm->cm_sense_busaddr); 975 memset(cm->cm_sense, 0, NVME_ERROR_RESPONSE_SIZE); 976 mpr_build_nvme_prp(sc, cm, nvme_encap_request, cm->cm_data, 977 data->DataSize, data->DataOutSize); 978 } 979 980 /* 981 * Set up Sense buffer and SGL offset for IO passthru. SCSI IO request 982 * uses SCSI IO or Fast Path SCSI IO descriptor. 983 */ 984 if ((function == MPI2_FUNCTION_SCSI_IO_REQUEST) || 985 (function == MPI2_FUNCTION_RAID_SCSI_IO_PASSTHROUGH)) { 986 MPI2_SCSI_IO_REQUEST *scsi_io_req; 987 988 scsi_io_req = (MPI2_SCSI_IO_REQUEST *)hdr; 989 /* 990 * Put SGE for data and data_out buffer at the end of 991 * scsi_io_request message header (64 bytes in total). 992 * Following above SGEs, the residual space will be used by 993 * sense data. 994 */ 995 scsi_io_req->SenseBufferLength = (uint8_t)(data->RequestSize - 996 64); 997 scsi_io_req->SenseBufferLowAddress = 998 htole32(cm->cm_sense_busaddr); 999 1000 /* 1001 * Set SGLOffset0 value. This is the number of dwords that SGL 1002 * is offset from the beginning of MPI2_SCSI_IO_REQUEST struct. 1003 */ 1004 scsi_io_req->SGLOffset0 = 24; 1005 1006 /* 1007 * Setup descriptor info. RAID passthrough must use the 1008 * default request descriptor which is already set, so if this 1009 * is a SCSI IO request, change the descriptor to SCSI IO or 1010 * Fast Path SCSI IO. Also, if this is a SCSI IO request, 1011 * handle the reply in the mprsas_scsio_complete function. 1012 */ 1013 if (function == MPI2_FUNCTION_SCSI_IO_REQUEST) { 1014 targ = mprsas_find_target_by_handle(sc->sassc, 0, 1015 scsi_io_req->DevHandle); 1016 1017 if (!targ) { 1018 printf("No Target found for handle %d\n", 1019 scsi_io_req->DevHandle); 1020 err = EINVAL; 1021 goto RetFreeUnlocked; 1022 } 1023 1024 if (targ->scsi_req_desc_type == 1025 MPI25_REQ_DESCRIPT_FLAGS_FAST_PATH_SCSI_IO) { 1026 cm->cm_desc.FastPathSCSIIO.RequestFlags = 1027 MPI25_REQ_DESCRIPT_FLAGS_FAST_PATH_SCSI_IO; 1028 if (!sc->atomic_desc_capable) { 1029 cm->cm_desc.FastPathSCSIIO.DevHandle = 1030 scsi_io_req->DevHandle; 1031 } 1032 scsi_io_req->IoFlags |= 1033 MPI25_SCSIIO_IOFLAGS_FAST_PATH; 1034 } else { 1035 cm->cm_desc.SCSIIO.RequestFlags = 1036 MPI2_REQ_DESCRIPT_FLAGS_SCSI_IO; 1037 if (!sc->atomic_desc_capable) { 1038 cm->cm_desc.SCSIIO.DevHandle = 1039 scsi_io_req->DevHandle; 1040 } 1041 } 1042 1043 /* 1044 * Make sure the DevHandle is not 0 because this is a 1045 * likely error. 1046 */ 1047 if (scsi_io_req->DevHandle == 0) { 1048 err = EINVAL; 1049 goto RetFreeUnlocked; 1050 } 1051 } 1052 } 1053 1054 mpr_lock(sc); 1055 1056 err = mpr_wait_command(sc, &cm, 30, CAN_SLEEP); 1057 1058 if (err || (cm == NULL)) { 1059 mpr_printf(sc, "%s: invalid request: error %d\n", __func__, 1060 err); 1061 goto RetFree; 1062 } 1063 1064 /* 1065 * Sync the DMA data, if any. Then copy the data to user space. 1066 */ 1067 if (cm->cm_data != NULL) { 1068 if (cm->cm_flags & MPR_CM_FLAGS_DATAIN) 1069 dir = BUS_DMASYNC_POSTREAD; 1070 else if (cm->cm_flags & MPR_CM_FLAGS_DATAOUT) 1071 dir = BUS_DMASYNC_POSTWRITE; 1072 bus_dmamap_sync(sc->buffer_dmat, cm->cm_dmamap, dir); 1073 bus_dmamap_unload(sc->buffer_dmat, cm->cm_dmamap); 1074 1075 if (cm->cm_flags & MPR_CM_FLAGS_DATAIN) { 1076 mpr_unlock(sc); 1077 err = copyout(cm->cm_data, 1078 PTRIN(data->PtrData), data->DataSize); 1079 mpr_lock(sc); 1080 if (err != 0) 1081 mpr_dprint(sc, MPR_FAULT, "%s: failed to copy " 1082 "IOCTL data to user space\n", __func__); 1083 } 1084 } 1085 1086 /* 1087 * Copy the reply data and sense data to user space. 1088 */ 1089 if (cm->cm_reply != NULL) { 1090 rpl = (MPI2_DEFAULT_REPLY *)cm->cm_reply; 1091 sz = rpl->MsgLength * 4; 1092 1093 if (sz > data->ReplySize) { 1094 mpr_printf(sc, "%s: user reply buffer (%d) smaller " 1095 "than returned buffer (%d)\n", __func__, 1096 data->ReplySize, sz); 1097 } 1098 mpr_unlock(sc); 1099 copyout(cm->cm_reply, PTRIN(data->PtrReply), data->ReplySize); 1100 mpr_lock(sc); 1101 1102 if ((function == MPI2_FUNCTION_SCSI_IO_REQUEST) || 1103 (function == MPI2_FUNCTION_RAID_SCSI_IO_PASSTHROUGH)) { 1104 if (((MPI2_SCSI_IO_REPLY *)rpl)->SCSIState & 1105 MPI2_SCSI_STATE_AUTOSENSE_VALID) { 1106 sense_len = 1107 MIN((le32toh(((MPI2_SCSI_IO_REPLY *)rpl)-> 1108 SenseCount)), sizeof(struct 1109 scsi_sense_data)); 1110 mpr_unlock(sc); 1111 copyout(cm->cm_sense, cm->cm_req + 64, 1112 sense_len); 1113 mpr_lock(sc); 1114 } 1115 } 1116 1117 /* 1118 * Copy out the NVMe Error Reponse to user. The Error Response 1119 * buffer is given by the user, but a sense buffer is used to 1120 * get that data from the IOC. The user's 1121 * ErrorResponseBaseAddress is saved in the 1122 * 'nvme_error_response' field before the command because that 1123 * field is set to a sense buffer. When the command is 1124 * complete, the Error Response data from the IOC is copied to 1125 * that user address after it is checked for validity. 1126 * Also note that 'sense' buffers are not defined for 1127 * NVMe commands. Sense terminalogy is only used here so that 1128 * the same IOCTL structure and sense buffers can be used for 1129 * NVMe. 1130 */ 1131 if (function == MPI2_FUNCTION_NVME_ENCAPSULATED) { 1132 if (cm->nvme_error_response == NULL) { 1133 mpr_dprint(sc, MPR_INFO, "NVMe Error Response " 1134 "buffer is NULL. Response data will not be " 1135 "returned.\n"); 1136 mpr_unlock(sc); 1137 goto RetFreeUnlocked; 1138 } 1139 1140 nvme_error_reply = 1141 (Mpi26NVMeEncapsulatedErrorReply_t *)cm->cm_reply; 1142 sz = MIN(le32toh(nvme_error_reply->ErrorResponseCount), 1143 NVME_ERROR_RESPONSE_SIZE); 1144 mpr_unlock(sc); 1145 copyout(cm->cm_sense, cm->nvme_error_response, sz); 1146 mpr_lock(sc); 1147 } 1148 } 1149 mpr_unlock(sc); 1150 1151 RetFreeUnlocked: 1152 mpr_lock(sc); 1153 1154 RetFree: 1155 if (cm != NULL) { 1156 if (cm->cm_data) 1157 free(cm->cm_data, M_MPRUSER); 1158 mpr_free_command(sc, cm); 1159 } 1160 Ret: 1161 sc->mpr_flags &= ~MPR_FLAGS_BUSY; 1162 mpr_unlock(sc); 1163 1164 return (err); 1165 } 1166 1167 static void 1168 mpr_user_get_adapter_data(struct mpr_softc *sc, mpr_adapter_data_t *data) 1169 { 1170 Mpi2ConfigReply_t mpi_reply; 1171 Mpi2BiosPage3_t config_page; 1172 1173 /* 1174 * Use the PCI interface functions to get the Bus, Device, and Function 1175 * information. 1176 */ 1177 data->PciInformation.u.bits.BusNumber = pci_get_bus(sc->mpr_dev); 1178 data->PciInformation.u.bits.DeviceNumber = pci_get_slot(sc->mpr_dev); 1179 data->PciInformation.u.bits.FunctionNumber = 1180 pci_get_function(sc->mpr_dev); 1181 1182 /* 1183 * Get the FW version that should already be saved in IOC Facts. 1184 */ 1185 data->MpiFirmwareVersion = sc->facts->FWVersion.Word; 1186 1187 /* 1188 * General device info. 1189 */ 1190 if (sc->mpr_flags & MPR_FLAGS_GEN35_IOC) 1191 data->AdapterType = MPRIOCTL_ADAPTER_TYPE_SAS35; 1192 else 1193 data->AdapterType = MPRIOCTL_ADAPTER_TYPE_SAS3; 1194 data->PCIDeviceHwId = pci_get_device(sc->mpr_dev); 1195 data->PCIDeviceHwRev = pci_read_config(sc->mpr_dev, PCIR_REVID, 1); 1196 data->SubSystemId = pci_get_subdevice(sc->mpr_dev); 1197 data->SubsystemVendorId = pci_get_subvendor(sc->mpr_dev); 1198 1199 /* 1200 * Get the driver version. 1201 */ 1202 strcpy((char *)&data->DriverVersion[0], MPR_DRIVER_VERSION); 1203 1204 /* 1205 * Need to get BIOS Config Page 3 for the BIOS Version. 1206 */ 1207 data->BiosVersion = 0; 1208 mpr_lock(sc); 1209 if (mpr_config_get_bios_pg3(sc, &mpi_reply, &config_page)) 1210 printf("%s: Error while retrieving BIOS Version\n", __func__); 1211 else 1212 data->BiosVersion = config_page.BiosVersion; 1213 mpr_unlock(sc); 1214 } 1215 1216 static void 1217 mpr_user_read_pci_info(struct mpr_softc *sc, mpr_pci_info_t *data) 1218 { 1219 int i; 1220 1221 /* 1222 * Use the PCI interface functions to get the Bus, Device, and Function 1223 * information. 1224 */ 1225 data->BusNumber = pci_get_bus(sc->mpr_dev); 1226 data->DeviceNumber = pci_get_slot(sc->mpr_dev); 1227 data->FunctionNumber = pci_get_function(sc->mpr_dev); 1228 1229 /* 1230 * Now get the interrupt vector and the pci header. The vector can 1231 * only be 0 right now. The header is the first 256 bytes of config 1232 * space. 1233 */ 1234 data->InterruptVector = 0; 1235 for (i = 0; i < sizeof (data->PciHeader); i++) { 1236 data->PciHeader[i] = pci_read_config(sc->mpr_dev, i, 1); 1237 } 1238 } 1239 1240 static uint8_t 1241 mpr_get_fw_diag_buffer_number(struct mpr_softc *sc, uint32_t unique_id) 1242 { 1243 uint8_t index; 1244 1245 for (index = 0; index < MPI2_DIAG_BUF_TYPE_COUNT; index++) { 1246 if (sc->fw_diag_buffer_list[index].unique_id == unique_id) { 1247 return (index); 1248 } 1249 } 1250 1251 return (MPR_FW_DIAGNOSTIC_UID_NOT_FOUND); 1252 } 1253 1254 static int 1255 mpr_post_fw_diag_buffer(struct mpr_softc *sc, 1256 mpr_fw_diagnostic_buffer_t *pBuffer, uint32_t *return_code) 1257 { 1258 MPI2_DIAG_BUFFER_POST_REQUEST *req; 1259 MPI2_DIAG_BUFFER_POST_REPLY *reply; 1260 struct mpr_command *cm = NULL; 1261 int i, status; 1262 1263 /* 1264 * If buffer is not enabled, just leave. 1265 */ 1266 *return_code = MPR_FW_DIAG_ERROR_POST_FAILED; 1267 if (!pBuffer->enabled) { 1268 return (MPR_DIAG_FAILURE); 1269 } 1270 1271 /* 1272 * Clear some flags initially. 1273 */ 1274 pBuffer->force_release = FALSE; 1275 pBuffer->valid_data = FALSE; 1276 pBuffer->owned_by_firmware = FALSE; 1277 1278 /* 1279 * Get a command. 1280 */ 1281 cm = mpr_alloc_command(sc); 1282 if (cm == NULL) { 1283 mpr_printf(sc, "%s: no mpr requests\n", __func__); 1284 return (MPR_DIAG_FAILURE); 1285 } 1286 1287 /* 1288 * Build the request for releasing the FW Diag Buffer and send it. 1289 */ 1290 req = (MPI2_DIAG_BUFFER_POST_REQUEST *)cm->cm_req; 1291 req->Function = MPI2_FUNCTION_DIAG_BUFFER_POST; 1292 req->BufferType = pBuffer->buffer_type; 1293 req->ExtendedType = pBuffer->extended_type; 1294 req->BufferLength = pBuffer->size; 1295 for (i = 0; i < (sizeof(req->ProductSpecific) / 4); i++) 1296 req->ProductSpecific[i] = pBuffer->product_specific[i]; 1297 mpr_from_u64(sc->fw_diag_busaddr, &req->BufferAddress); 1298 cm->cm_data = NULL; 1299 cm->cm_length = 0; 1300 cm->cm_desc.Default.RequestFlags = MPI2_REQ_DESCRIPT_FLAGS_DEFAULT_TYPE; 1301 cm->cm_complete_data = NULL; 1302 1303 /* 1304 * Send command synchronously. 1305 */ 1306 status = mpr_wait_command(sc, &cm, 30, CAN_SLEEP); 1307 if (status || (cm == NULL)) { 1308 mpr_printf(sc, "%s: invalid request: error %d\n", __func__, 1309 status); 1310 status = MPR_DIAG_FAILURE; 1311 goto done; 1312 } 1313 1314 /* 1315 * Process POST reply. 1316 */ 1317 reply = (MPI2_DIAG_BUFFER_POST_REPLY *)cm->cm_reply; 1318 if (reply == NULL) { 1319 mpr_printf(sc, "%s: reply is NULL, probably due to " 1320 "reinitialization", __func__); 1321 status = MPR_DIAG_FAILURE; 1322 goto done; 1323 } 1324 1325 if ((le16toh(reply->IOCStatus) & MPI2_IOCSTATUS_MASK) != 1326 MPI2_IOCSTATUS_SUCCESS) { 1327 status = MPR_DIAG_FAILURE; 1328 mpr_dprint(sc, MPR_FAULT, "%s: post of FW Diag Buffer failed " 1329 "with IOCStatus = 0x%x, IOCLogInfo = 0x%x and " 1330 "TransferLength = 0x%x\n", __func__, 1331 le16toh(reply->IOCStatus), le32toh(reply->IOCLogInfo), 1332 le32toh(reply->TransferLength)); 1333 goto done; 1334 } 1335 1336 /* 1337 * Post was successful. 1338 */ 1339 pBuffer->valid_data = TRUE; 1340 pBuffer->owned_by_firmware = TRUE; 1341 *return_code = MPR_FW_DIAG_ERROR_SUCCESS; 1342 status = MPR_DIAG_SUCCESS; 1343 1344 done: 1345 if (cm != NULL) 1346 mpr_free_command(sc, cm); 1347 return (status); 1348 } 1349 1350 static int 1351 mpr_release_fw_diag_buffer(struct mpr_softc *sc, 1352 mpr_fw_diagnostic_buffer_t *pBuffer, uint32_t *return_code, 1353 uint32_t diag_type) 1354 { 1355 MPI2_DIAG_RELEASE_REQUEST *req; 1356 MPI2_DIAG_RELEASE_REPLY *reply; 1357 struct mpr_command *cm = NULL; 1358 int status; 1359 1360 /* 1361 * If buffer is not enabled, just leave. 1362 */ 1363 *return_code = MPR_FW_DIAG_ERROR_RELEASE_FAILED; 1364 if (!pBuffer->enabled) { 1365 mpr_dprint(sc, MPR_USER, "%s: This buffer type is not " 1366 "supported by the IOC", __func__); 1367 return (MPR_DIAG_FAILURE); 1368 } 1369 1370 /* 1371 * Clear some flags initially. 1372 */ 1373 pBuffer->force_release = FALSE; 1374 pBuffer->valid_data = FALSE; 1375 pBuffer->owned_by_firmware = FALSE; 1376 1377 /* 1378 * Get a command. 1379 */ 1380 cm = mpr_alloc_command(sc); 1381 if (cm == NULL) { 1382 mpr_printf(sc, "%s: no mpr requests\n", __func__); 1383 return (MPR_DIAG_FAILURE); 1384 } 1385 1386 /* 1387 * Build the request for releasing the FW Diag Buffer and send it. 1388 */ 1389 req = (MPI2_DIAG_RELEASE_REQUEST *)cm->cm_req; 1390 req->Function = MPI2_FUNCTION_DIAG_RELEASE; 1391 req->BufferType = pBuffer->buffer_type; 1392 cm->cm_data = NULL; 1393 cm->cm_length = 0; 1394 cm->cm_desc.Default.RequestFlags = MPI2_REQ_DESCRIPT_FLAGS_DEFAULT_TYPE; 1395 cm->cm_complete_data = NULL; 1396 1397 /* 1398 * Send command synchronously. 1399 */ 1400 status = mpr_wait_command(sc, &cm, 30, CAN_SLEEP); 1401 if (status || (cm == NULL)) { 1402 mpr_printf(sc, "%s: invalid request: error %d\n", __func__, 1403 status); 1404 status = MPR_DIAG_FAILURE; 1405 goto done; 1406 } 1407 1408 /* 1409 * Process RELEASE reply. 1410 */ 1411 reply = (MPI2_DIAG_RELEASE_REPLY *)cm->cm_reply; 1412 if (reply == NULL) { 1413 mpr_printf(sc, "%s: reply is NULL, probably due to " 1414 "reinitialization", __func__); 1415 status = MPR_DIAG_FAILURE; 1416 goto done; 1417 } 1418 if (((le16toh(reply->IOCStatus) & MPI2_IOCSTATUS_MASK) != 1419 MPI2_IOCSTATUS_SUCCESS) || pBuffer->owned_by_firmware) { 1420 status = MPR_DIAG_FAILURE; 1421 mpr_dprint(sc, MPR_FAULT, "%s: release of FW Diag Buffer " 1422 "failed with IOCStatus = 0x%x and IOCLogInfo = 0x%x\n", 1423 __func__, le16toh(reply->IOCStatus), 1424 le32toh(reply->IOCLogInfo)); 1425 goto done; 1426 } 1427 1428 /* 1429 * Release was successful. 1430 */ 1431 *return_code = MPR_FW_DIAG_ERROR_SUCCESS; 1432 status = MPR_DIAG_SUCCESS; 1433 1434 /* 1435 * If this was for an UNREGISTER diag type command, clear the unique ID. 1436 */ 1437 if (diag_type == MPR_FW_DIAG_TYPE_UNREGISTER) { 1438 pBuffer->unique_id = MPR_FW_DIAG_INVALID_UID; 1439 } 1440 1441 done: 1442 if (cm != NULL) 1443 mpr_free_command(sc, cm); 1444 1445 return (status); 1446 } 1447 1448 static int 1449 mpr_diag_register(struct mpr_softc *sc, mpr_fw_diag_register_t *diag_register, 1450 uint32_t *return_code) 1451 { 1452 mpr_fw_diagnostic_buffer_t *pBuffer; 1453 struct mpr_busdma_context *ctx; 1454 uint8_t extended_type, buffer_type, i; 1455 uint32_t buffer_size; 1456 uint32_t unique_id; 1457 int status; 1458 int error; 1459 1460 extended_type = diag_register->ExtendedType; 1461 buffer_type = diag_register->BufferType; 1462 buffer_size = diag_register->RequestedBufferSize; 1463 unique_id = diag_register->UniqueId; 1464 ctx = NULL; 1465 error = 0; 1466 1467 /* 1468 * Check for valid buffer type 1469 */ 1470 if (buffer_type >= MPI2_DIAG_BUF_TYPE_COUNT) { 1471 *return_code = MPR_FW_DIAG_ERROR_INVALID_PARAMETER; 1472 return (MPR_DIAG_FAILURE); 1473 } 1474 1475 /* 1476 * Get the current buffer and look up the unique ID. The unique ID 1477 * should not be found. If it is, the ID is already in use. 1478 */ 1479 i = mpr_get_fw_diag_buffer_number(sc, unique_id); 1480 pBuffer = &sc->fw_diag_buffer_list[buffer_type]; 1481 if (i != MPR_FW_DIAGNOSTIC_UID_NOT_FOUND) { 1482 *return_code = MPR_FW_DIAG_ERROR_INVALID_UID; 1483 return (MPR_DIAG_FAILURE); 1484 } 1485 1486 /* 1487 * The buffer's unique ID should not be registered yet, and the given 1488 * unique ID cannot be 0. 1489 */ 1490 if ((pBuffer->unique_id != MPR_FW_DIAG_INVALID_UID) || 1491 (unique_id == MPR_FW_DIAG_INVALID_UID)) { 1492 *return_code = MPR_FW_DIAG_ERROR_INVALID_UID; 1493 return (MPR_DIAG_FAILURE); 1494 } 1495 1496 /* 1497 * If this buffer is already posted as immediate, just change owner. 1498 */ 1499 if (pBuffer->immediate && pBuffer->owned_by_firmware && 1500 (pBuffer->unique_id == MPR_FW_DIAG_INVALID_UID)) { 1501 pBuffer->immediate = FALSE; 1502 pBuffer->unique_id = unique_id; 1503 return (MPR_DIAG_SUCCESS); 1504 } 1505 1506 /* 1507 * Post a new buffer after checking if it's enabled. The DMA buffer 1508 * that is allocated will be contiguous (nsegments = 1). 1509 */ 1510 if (!pBuffer->enabled) { 1511 *return_code = MPR_FW_DIAG_ERROR_NO_BUFFER; 1512 return (MPR_DIAG_FAILURE); 1513 } 1514 if (bus_dma_tag_create( sc->mpr_parent_dmat, /* parent */ 1515 1, 0, /* algnmnt, boundary */ 1516 BUS_SPACE_MAXADDR_32BIT,/* lowaddr */ 1517 BUS_SPACE_MAXADDR, /* highaddr */ 1518 NULL, NULL, /* filter, filterarg */ 1519 buffer_size, /* maxsize */ 1520 1, /* nsegments */ 1521 buffer_size, /* maxsegsize */ 1522 0, /* flags */ 1523 NULL, NULL, /* lockfunc, lockarg */ 1524 &sc->fw_diag_dmat)) { 1525 mpr_dprint(sc, MPR_ERROR, 1526 "Cannot allocate FW diag buffer DMA tag\n"); 1527 *return_code = MPR_FW_DIAG_ERROR_NO_BUFFER; 1528 status = MPR_DIAG_FAILURE; 1529 goto bailout; 1530 } 1531 if (bus_dmamem_alloc(sc->fw_diag_dmat, (void **)&sc->fw_diag_buffer, 1532 BUS_DMA_NOWAIT, &sc->fw_diag_map)) { 1533 mpr_dprint(sc, MPR_ERROR, 1534 "Cannot allocate FW diag buffer memory\n"); 1535 *return_code = MPR_FW_DIAG_ERROR_NO_BUFFER; 1536 status = MPR_DIAG_FAILURE; 1537 goto bailout; 1538 } 1539 bzero(sc->fw_diag_buffer, buffer_size); 1540 1541 ctx = malloc(sizeof(*ctx), M_MPR, M_WAITOK | M_ZERO); 1542 if (ctx == NULL) { 1543 device_printf(sc->mpr_dev, "%s: context malloc failed\n", 1544 __func__); 1545 *return_code = MPR_FW_DIAG_ERROR_NO_BUFFER; 1546 status = MPR_DIAG_FAILURE; 1547 goto bailout; 1548 } 1549 ctx->addr = &sc->fw_diag_busaddr; 1550 ctx->buffer_dmat = sc->fw_diag_dmat; 1551 ctx->buffer_dmamap = sc->fw_diag_map; 1552 ctx->softc = sc; 1553 error = bus_dmamap_load(sc->fw_diag_dmat, sc->fw_diag_map, 1554 sc->fw_diag_buffer, buffer_size, mpr_memaddr_wait_cb, 1555 ctx, 0); 1556 if (error == EINPROGRESS) { 1557 1558 /* XXX KDM */ 1559 device_printf(sc->mpr_dev, "%s: Deferred bus_dmamap_load\n", 1560 __func__); 1561 /* 1562 * Wait for the load to complete. If we're interrupted, 1563 * bail out. 1564 */ 1565 mpr_lock(sc); 1566 if (ctx->completed == 0) { 1567 error = msleep(ctx, &sc->mpr_mtx, PCATCH, "mprwait", 0); 1568 if (error != 0) { 1569 /* 1570 * We got an error from msleep(9). This is 1571 * most likely due to a signal. Tell 1572 * mpr_memaddr_wait_cb() that we've abandoned 1573 * the context, so it needs to clean up when 1574 * it is called. 1575 */ 1576 ctx->abandoned = 1; 1577 1578 /* The callback will free this memory */ 1579 ctx = NULL; 1580 mpr_unlock(sc); 1581 1582 device_printf(sc->mpr_dev, "Cannot " 1583 "bus_dmamap_load FW diag buffer, error = " 1584 "%d returned from msleep\n", error); 1585 *return_code = MPR_FW_DIAG_ERROR_NO_BUFFER; 1586 status = MPR_DIAG_FAILURE; 1587 goto bailout; 1588 } 1589 } 1590 mpr_unlock(sc); 1591 } 1592 1593 if ((error != 0) || (ctx->error != 0)) { 1594 device_printf(sc->mpr_dev, "Cannot bus_dmamap_load FW diag " 1595 "buffer, %serror = %d\n", error ? "" : "callback ", 1596 error ? error : ctx->error); 1597 *return_code = MPR_FW_DIAG_ERROR_NO_BUFFER; 1598 status = MPR_DIAG_FAILURE; 1599 goto bailout; 1600 } 1601 1602 bus_dmamap_sync(sc->fw_diag_dmat, sc->fw_diag_map, BUS_DMASYNC_PREREAD); 1603 1604 pBuffer->size = buffer_size; 1605 1606 /* 1607 * Copy the given info to the diag buffer and post the buffer. 1608 */ 1609 pBuffer->buffer_type = buffer_type; 1610 pBuffer->immediate = FALSE; 1611 if (buffer_type == MPI2_DIAG_BUF_TYPE_TRACE) { 1612 for (i = 0; i < (sizeof (pBuffer->product_specific) / 4); 1613 i++) { 1614 pBuffer->product_specific[i] = 1615 diag_register->ProductSpecific[i]; 1616 } 1617 } 1618 pBuffer->extended_type = extended_type; 1619 pBuffer->unique_id = unique_id; 1620 status = mpr_post_fw_diag_buffer(sc, pBuffer, return_code); 1621 1622 bailout: 1623 1624 /* 1625 * In case there was a failure, free the DMA buffer. 1626 */ 1627 if (status == MPR_DIAG_FAILURE) { 1628 if (sc->fw_diag_busaddr != 0) { 1629 bus_dmamap_unload(sc->fw_diag_dmat, sc->fw_diag_map); 1630 sc->fw_diag_busaddr = 0; 1631 } 1632 if (sc->fw_diag_buffer != NULL) { 1633 bus_dmamem_free(sc->fw_diag_dmat, sc->fw_diag_buffer, 1634 sc->fw_diag_map); 1635 sc->fw_diag_buffer = NULL; 1636 } 1637 if (sc->fw_diag_dmat != NULL) { 1638 bus_dma_tag_destroy(sc->fw_diag_dmat); 1639 sc->fw_diag_dmat = NULL; 1640 } 1641 } 1642 1643 if (ctx != NULL) 1644 free(ctx, M_MPR); 1645 1646 return (status); 1647 } 1648 1649 static int 1650 mpr_diag_unregister(struct mpr_softc *sc, 1651 mpr_fw_diag_unregister_t *diag_unregister, uint32_t *return_code) 1652 { 1653 mpr_fw_diagnostic_buffer_t *pBuffer; 1654 uint8_t i; 1655 uint32_t unique_id; 1656 int status; 1657 1658 unique_id = diag_unregister->UniqueId; 1659 1660 /* 1661 * Get the current buffer and look up the unique ID. The unique ID 1662 * should be there. 1663 */ 1664 i = mpr_get_fw_diag_buffer_number(sc, unique_id); 1665 if (i == MPR_FW_DIAGNOSTIC_UID_NOT_FOUND) { 1666 *return_code = MPR_FW_DIAG_ERROR_INVALID_UID; 1667 return (MPR_DIAG_FAILURE); 1668 } 1669 1670 pBuffer = &sc->fw_diag_buffer_list[i]; 1671 1672 /* 1673 * Try to release the buffer from FW before freeing it. If release 1674 * fails, don't free the DMA buffer in case FW tries to access it 1675 * later. If buffer is not owned by firmware, can't release it. 1676 */ 1677 if (!pBuffer->owned_by_firmware) { 1678 status = MPR_DIAG_SUCCESS; 1679 } else { 1680 status = mpr_release_fw_diag_buffer(sc, pBuffer, return_code, 1681 MPR_FW_DIAG_TYPE_UNREGISTER); 1682 } 1683 1684 /* 1685 * At this point, return the current status no matter what happens with 1686 * the DMA buffer. 1687 */ 1688 pBuffer->unique_id = MPR_FW_DIAG_INVALID_UID; 1689 if (status == MPR_DIAG_SUCCESS) { 1690 if (sc->fw_diag_busaddr != 0) { 1691 bus_dmamap_unload(sc->fw_diag_dmat, sc->fw_diag_map); 1692 sc->fw_diag_busaddr = 0; 1693 } 1694 if (sc->fw_diag_buffer != NULL) { 1695 bus_dmamem_free(sc->fw_diag_dmat, sc->fw_diag_buffer, 1696 sc->fw_diag_map); 1697 sc->fw_diag_buffer = NULL; 1698 } 1699 if (sc->fw_diag_dmat != NULL) { 1700 bus_dma_tag_destroy(sc->fw_diag_dmat); 1701 sc->fw_diag_dmat = NULL; 1702 } 1703 } 1704 1705 return (status); 1706 } 1707 1708 static int 1709 mpr_diag_query(struct mpr_softc *sc, mpr_fw_diag_query_t *diag_query, 1710 uint32_t *return_code) 1711 { 1712 mpr_fw_diagnostic_buffer_t *pBuffer; 1713 uint8_t i; 1714 uint32_t unique_id; 1715 1716 unique_id = diag_query->UniqueId; 1717 1718 /* 1719 * If ID is valid, query on ID. 1720 * If ID is invalid, query on buffer type. 1721 */ 1722 if (unique_id == MPR_FW_DIAG_INVALID_UID) { 1723 i = diag_query->BufferType; 1724 if (i >= MPI2_DIAG_BUF_TYPE_COUNT) { 1725 *return_code = MPR_FW_DIAG_ERROR_INVALID_UID; 1726 return (MPR_DIAG_FAILURE); 1727 } 1728 } else { 1729 i = mpr_get_fw_diag_buffer_number(sc, unique_id); 1730 if (i == MPR_FW_DIAGNOSTIC_UID_NOT_FOUND) { 1731 *return_code = MPR_FW_DIAG_ERROR_INVALID_UID; 1732 return (MPR_DIAG_FAILURE); 1733 } 1734 } 1735 1736 /* 1737 * Fill query structure with the diag buffer info. 1738 */ 1739 pBuffer = &sc->fw_diag_buffer_list[i]; 1740 diag_query->BufferType = pBuffer->buffer_type; 1741 diag_query->ExtendedType = pBuffer->extended_type; 1742 if (diag_query->BufferType == MPI2_DIAG_BUF_TYPE_TRACE) { 1743 for (i = 0; i < (sizeof(diag_query->ProductSpecific) / 4); 1744 i++) { 1745 diag_query->ProductSpecific[i] = 1746 pBuffer->product_specific[i]; 1747 } 1748 } 1749 diag_query->TotalBufferSize = pBuffer->size; 1750 diag_query->DriverAddedBufferSize = 0; 1751 diag_query->UniqueId = pBuffer->unique_id; 1752 diag_query->ApplicationFlags = 0; 1753 diag_query->DiagnosticFlags = 0; 1754 1755 /* 1756 * Set/Clear application flags 1757 */ 1758 if (pBuffer->immediate) { 1759 diag_query->ApplicationFlags &= ~MPR_FW_DIAG_FLAG_APP_OWNED; 1760 } else { 1761 diag_query->ApplicationFlags |= MPR_FW_DIAG_FLAG_APP_OWNED; 1762 } 1763 if (pBuffer->valid_data || pBuffer->owned_by_firmware) { 1764 diag_query->ApplicationFlags |= MPR_FW_DIAG_FLAG_BUFFER_VALID; 1765 } else { 1766 diag_query->ApplicationFlags &= ~MPR_FW_DIAG_FLAG_BUFFER_VALID; 1767 } 1768 if (pBuffer->owned_by_firmware) { 1769 diag_query->ApplicationFlags |= 1770 MPR_FW_DIAG_FLAG_FW_BUFFER_ACCESS; 1771 } else { 1772 diag_query->ApplicationFlags &= 1773 ~MPR_FW_DIAG_FLAG_FW_BUFFER_ACCESS; 1774 } 1775 1776 return (MPR_DIAG_SUCCESS); 1777 } 1778 1779 static int 1780 mpr_diag_read_buffer(struct mpr_softc *sc, 1781 mpr_diag_read_buffer_t *diag_read_buffer, uint8_t *ioctl_buf, 1782 uint32_t *return_code) 1783 { 1784 mpr_fw_diagnostic_buffer_t *pBuffer; 1785 uint8_t i, *pData; 1786 uint32_t unique_id; 1787 int status; 1788 1789 unique_id = diag_read_buffer->UniqueId; 1790 1791 /* 1792 * Get the current buffer and look up the unique ID. The unique ID 1793 * should be there. 1794 */ 1795 i = mpr_get_fw_diag_buffer_number(sc, unique_id); 1796 if (i == MPR_FW_DIAGNOSTIC_UID_NOT_FOUND) { 1797 *return_code = MPR_FW_DIAG_ERROR_INVALID_UID; 1798 return (MPR_DIAG_FAILURE); 1799 } 1800 1801 pBuffer = &sc->fw_diag_buffer_list[i]; 1802 1803 /* 1804 * Make sure requested read is within limits 1805 */ 1806 if (diag_read_buffer->StartingOffset + diag_read_buffer->BytesToRead > 1807 pBuffer->size) { 1808 *return_code = MPR_FW_DIAG_ERROR_INVALID_PARAMETER; 1809 return (MPR_DIAG_FAILURE); 1810 } 1811 1812 /* Sync the DMA map before we copy to userland. */ 1813 bus_dmamap_sync(sc->fw_diag_dmat, sc->fw_diag_map, 1814 BUS_DMASYNC_POSTREAD); 1815 1816 /* 1817 * Copy the requested data from DMA to the diag_read_buffer. The DMA 1818 * buffer that was allocated is one contiguous buffer. 1819 */ 1820 pData = (uint8_t *)(sc->fw_diag_buffer + 1821 diag_read_buffer->StartingOffset); 1822 if (copyout(pData, ioctl_buf, diag_read_buffer->BytesToRead) != 0) 1823 return (MPR_DIAG_FAILURE); 1824 diag_read_buffer->Status = 0; 1825 1826 /* 1827 * Set or clear the Force Release flag. 1828 */ 1829 if (pBuffer->force_release) { 1830 diag_read_buffer->Flags |= MPR_FW_DIAG_FLAG_FORCE_RELEASE; 1831 } else { 1832 diag_read_buffer->Flags &= ~MPR_FW_DIAG_FLAG_FORCE_RELEASE; 1833 } 1834 1835 /* 1836 * If buffer is to be reregistered, make sure it's not already owned by 1837 * firmware first. 1838 */ 1839 status = MPR_DIAG_SUCCESS; 1840 if (!pBuffer->owned_by_firmware) { 1841 if (diag_read_buffer->Flags & MPR_FW_DIAG_FLAG_REREGISTER) { 1842 status = mpr_post_fw_diag_buffer(sc, pBuffer, 1843 return_code); 1844 } 1845 } 1846 1847 return (status); 1848 } 1849 1850 static int 1851 mpr_diag_release(struct mpr_softc *sc, mpr_fw_diag_release_t *diag_release, 1852 uint32_t *return_code) 1853 { 1854 mpr_fw_diagnostic_buffer_t *pBuffer; 1855 uint8_t i; 1856 uint32_t unique_id; 1857 int status; 1858 1859 unique_id = diag_release->UniqueId; 1860 1861 /* 1862 * Get the current buffer and look up the unique ID. The unique ID 1863 * should be there. 1864 */ 1865 i = mpr_get_fw_diag_buffer_number(sc, unique_id); 1866 if (i == MPR_FW_DIAGNOSTIC_UID_NOT_FOUND) { 1867 *return_code = MPR_FW_DIAG_ERROR_INVALID_UID; 1868 return (MPR_DIAG_FAILURE); 1869 } 1870 1871 pBuffer = &sc->fw_diag_buffer_list[i]; 1872 1873 /* 1874 * If buffer is not owned by firmware, it's already been released. 1875 */ 1876 if (!pBuffer->owned_by_firmware) { 1877 *return_code = MPR_FW_DIAG_ERROR_ALREADY_RELEASED; 1878 return (MPR_DIAG_FAILURE); 1879 } 1880 1881 /* 1882 * Release the buffer. 1883 */ 1884 status = mpr_release_fw_diag_buffer(sc, pBuffer, return_code, 1885 MPR_FW_DIAG_TYPE_RELEASE); 1886 return (status); 1887 } 1888 1889 static int 1890 mpr_do_diag_action(struct mpr_softc *sc, uint32_t action, uint8_t *diag_action, 1891 uint32_t length, uint32_t *return_code) 1892 { 1893 mpr_fw_diag_register_t diag_register; 1894 mpr_fw_diag_unregister_t diag_unregister; 1895 mpr_fw_diag_query_t diag_query; 1896 mpr_diag_read_buffer_t diag_read_buffer; 1897 mpr_fw_diag_release_t diag_release; 1898 int status = MPR_DIAG_SUCCESS; 1899 uint32_t original_return_code; 1900 1901 original_return_code = *return_code; 1902 *return_code = MPR_FW_DIAG_ERROR_SUCCESS; 1903 1904 switch (action) { 1905 case MPR_FW_DIAG_TYPE_REGISTER: 1906 if (!length) { 1907 *return_code = 1908 MPR_FW_DIAG_ERROR_INVALID_PARAMETER; 1909 status = MPR_DIAG_FAILURE; 1910 break; 1911 } 1912 if (copyin(diag_action, &diag_register, 1913 sizeof(diag_register)) != 0) 1914 return (MPR_DIAG_FAILURE); 1915 status = mpr_diag_register(sc, &diag_register, 1916 return_code); 1917 break; 1918 1919 case MPR_FW_DIAG_TYPE_UNREGISTER: 1920 if (length < sizeof(diag_unregister)) { 1921 *return_code = 1922 MPR_FW_DIAG_ERROR_INVALID_PARAMETER; 1923 status = MPR_DIAG_FAILURE; 1924 break; 1925 } 1926 if (copyin(diag_action, &diag_unregister, 1927 sizeof(diag_unregister)) != 0) 1928 return (MPR_DIAG_FAILURE); 1929 status = mpr_diag_unregister(sc, &diag_unregister, 1930 return_code); 1931 break; 1932 1933 case MPR_FW_DIAG_TYPE_QUERY: 1934 if (length < sizeof (diag_query)) { 1935 *return_code = 1936 MPR_FW_DIAG_ERROR_INVALID_PARAMETER; 1937 status = MPR_DIAG_FAILURE; 1938 break; 1939 } 1940 if (copyin(diag_action, &diag_query, sizeof(diag_query)) 1941 != 0) 1942 return (MPR_DIAG_FAILURE); 1943 status = mpr_diag_query(sc, &diag_query, return_code); 1944 if (status == MPR_DIAG_SUCCESS) 1945 if (copyout(&diag_query, diag_action, 1946 sizeof (diag_query)) != 0) 1947 return (MPR_DIAG_FAILURE); 1948 break; 1949 1950 case MPR_FW_DIAG_TYPE_READ_BUFFER: 1951 if (copyin(diag_action, &diag_read_buffer, 1952 sizeof(diag_read_buffer)) != 0) 1953 return (MPR_DIAG_FAILURE); 1954 if (length < diag_read_buffer.BytesToRead) { 1955 *return_code = 1956 MPR_FW_DIAG_ERROR_INVALID_PARAMETER; 1957 status = MPR_DIAG_FAILURE; 1958 break; 1959 } 1960 status = mpr_diag_read_buffer(sc, &diag_read_buffer, 1961 PTRIN(diag_read_buffer.PtrDataBuffer), 1962 return_code); 1963 if (status == MPR_DIAG_SUCCESS) { 1964 if (copyout(&diag_read_buffer, diag_action, 1965 sizeof(diag_read_buffer) - 1966 sizeof(diag_read_buffer.PtrDataBuffer)) != 1967 0) 1968 return (MPR_DIAG_FAILURE); 1969 } 1970 break; 1971 1972 case MPR_FW_DIAG_TYPE_RELEASE: 1973 if (length < sizeof(diag_release)) { 1974 *return_code = 1975 MPR_FW_DIAG_ERROR_INVALID_PARAMETER; 1976 status = MPR_DIAG_FAILURE; 1977 break; 1978 } 1979 if (copyin(diag_action, &diag_release, 1980 sizeof(diag_release)) != 0) 1981 return (MPR_DIAG_FAILURE); 1982 status = mpr_diag_release(sc, &diag_release, 1983 return_code); 1984 break; 1985 1986 default: 1987 *return_code = MPR_FW_DIAG_ERROR_INVALID_PARAMETER; 1988 status = MPR_DIAG_FAILURE; 1989 break; 1990 } 1991 1992 if ((status == MPR_DIAG_FAILURE) && 1993 (original_return_code == MPR_FW_DIAG_NEW) && 1994 (*return_code != MPR_FW_DIAG_ERROR_SUCCESS)) 1995 status = MPR_DIAG_SUCCESS; 1996 1997 return (status); 1998 } 1999 2000 static int 2001 mpr_user_diag_action(struct mpr_softc *sc, mpr_diag_action_t *data) 2002 { 2003 int status; 2004 2005 /* 2006 * Only allow one diag action at one time. 2007 */ 2008 if (sc->mpr_flags & MPR_FLAGS_BUSY) { 2009 mpr_dprint(sc, MPR_USER, "%s: Only one FW diag command " 2010 "allowed at a single time.", __func__); 2011 return (EBUSY); 2012 } 2013 sc->mpr_flags |= MPR_FLAGS_BUSY; 2014 2015 /* 2016 * Send diag action request 2017 */ 2018 if (data->Action == MPR_FW_DIAG_TYPE_REGISTER || 2019 data->Action == MPR_FW_DIAG_TYPE_UNREGISTER || 2020 data->Action == MPR_FW_DIAG_TYPE_QUERY || 2021 data->Action == MPR_FW_DIAG_TYPE_READ_BUFFER || 2022 data->Action == MPR_FW_DIAG_TYPE_RELEASE) { 2023 status = mpr_do_diag_action(sc, data->Action, 2024 PTRIN(data->PtrDiagAction), data->Length, 2025 &data->ReturnCode); 2026 } else 2027 status = EINVAL; 2028 2029 sc->mpr_flags &= ~MPR_FLAGS_BUSY; 2030 return (status); 2031 } 2032 2033 /* 2034 * Copy the event recording mask and the event queue size out. For 2035 * clarification, the event recording mask (events_to_record) is not the same 2036 * thing as the event mask (event_mask). events_to_record has a bit set for 2037 * every event type that is to be recorded by the driver, and event_mask has a 2038 * bit cleared for every event that is allowed into the driver from the IOC. 2039 * They really have nothing to do with each other. 2040 */ 2041 static void 2042 mpr_user_event_query(struct mpr_softc *sc, mpr_event_query_t *data) 2043 { 2044 uint8_t i; 2045 2046 mpr_lock(sc); 2047 data->Entries = MPR_EVENT_QUEUE_SIZE; 2048 2049 for (i = 0; i < 4; i++) { 2050 data->Types[i] = sc->events_to_record[i]; 2051 } 2052 mpr_unlock(sc); 2053 } 2054 2055 /* 2056 * Set the driver's event mask according to what's been given. See 2057 * mpr_user_event_query for explanation of the event recording mask and the IOC 2058 * event mask. It's the app's responsibility to enable event logging by setting 2059 * the bits in events_to_record. Initially, no events will be logged. 2060 */ 2061 static void 2062 mpr_user_event_enable(struct mpr_softc *sc, mpr_event_enable_t *data) 2063 { 2064 uint8_t i; 2065 2066 mpr_lock(sc); 2067 for (i = 0; i < 4; i++) { 2068 sc->events_to_record[i] = data->Types[i]; 2069 } 2070 mpr_unlock(sc); 2071 } 2072 2073 /* 2074 * Copy out the events that have been recorded, up to the max events allowed. 2075 */ 2076 static int 2077 mpr_user_event_report(struct mpr_softc *sc, mpr_event_report_t *data) 2078 { 2079 int status = 0; 2080 uint32_t size; 2081 2082 mpr_lock(sc); 2083 size = data->Size; 2084 if ((size >= sizeof(sc->recorded_events)) && (status == 0)) { 2085 mpr_unlock(sc); 2086 if (copyout((void *)sc->recorded_events, 2087 PTRIN(data->PtrEvents), size) != 0) 2088 status = EFAULT; 2089 mpr_lock(sc); 2090 } else { 2091 /* 2092 * data->Size value is not large enough to copy event data. 2093 */ 2094 status = EFAULT; 2095 } 2096 2097 /* 2098 * Change size value to match the number of bytes that were copied. 2099 */ 2100 if (status == 0) 2101 data->Size = sizeof(sc->recorded_events); 2102 mpr_unlock(sc); 2103 2104 return (status); 2105 } 2106 2107 /* 2108 * Record events into the driver from the IOC if they are not masked. 2109 */ 2110 void 2111 mprsas_record_event(struct mpr_softc *sc, 2112 MPI2_EVENT_NOTIFICATION_REPLY *event_reply) 2113 { 2114 uint32_t event; 2115 int i, j; 2116 uint16_t event_data_len; 2117 boolean_t sendAEN = FALSE; 2118 2119 event = event_reply->Event; 2120 2121 /* 2122 * Generate a system event to let anyone who cares know that a 2123 * LOG_ENTRY_ADDED event has occurred. This is sent no matter what the 2124 * event mask is set to. 2125 */ 2126 if (event == MPI2_EVENT_LOG_ENTRY_ADDED) { 2127 sendAEN = TRUE; 2128 } 2129 2130 /* 2131 * Record the event only if its corresponding bit is set in 2132 * events_to_record. event_index is the index into recorded_events and 2133 * event_number is the overall number of an event being recorded since 2134 * start-of-day. event_index will roll over; event_number will never 2135 * roll over. 2136 */ 2137 i = (uint8_t)(event / 32); 2138 j = (uint8_t)(event % 32); 2139 if ((i < 4) && ((1 << j) & sc->events_to_record[i])) { 2140 i = sc->event_index; 2141 sc->recorded_events[i].Type = event; 2142 sc->recorded_events[i].Number = ++sc->event_number; 2143 bzero(sc->recorded_events[i].Data, MPR_MAX_EVENT_DATA_LENGTH * 2144 4); 2145 event_data_len = event_reply->EventDataLength; 2146 2147 if (event_data_len > 0) { 2148 /* 2149 * Limit data to size in m_event entry 2150 */ 2151 if (event_data_len > MPR_MAX_EVENT_DATA_LENGTH) { 2152 event_data_len = MPR_MAX_EVENT_DATA_LENGTH; 2153 } 2154 for (j = 0; j < event_data_len; j++) { 2155 sc->recorded_events[i].Data[j] = 2156 event_reply->EventData[j]; 2157 } 2158 2159 /* 2160 * check for index wrap-around 2161 */ 2162 if (++i == MPR_EVENT_QUEUE_SIZE) { 2163 i = 0; 2164 } 2165 sc->event_index = (uint8_t)i; 2166 2167 /* 2168 * Set flag to send the event. 2169 */ 2170 sendAEN = TRUE; 2171 } 2172 } 2173 2174 /* 2175 * Generate a system event if flag is set to let anyone who cares know 2176 * that an event has occurred. 2177 */ 2178 if (sendAEN) { 2179 //SLM-how to send a system event (see kqueue, kevent) 2180 // (void) ddi_log_sysevent(mpt->m_dip, DDI_VENDOR_LSI, "MPT_SAS", 2181 // "SAS", NULL, NULL, DDI_NOSLEEP); 2182 } 2183 } 2184 2185 static int 2186 mpr_user_reg_access(struct mpr_softc *sc, mpr_reg_access_t *data) 2187 { 2188 int status = 0; 2189 2190 switch (data->Command) { 2191 /* 2192 * IO access is not supported. 2193 */ 2194 case REG_IO_READ: 2195 case REG_IO_WRITE: 2196 mpr_dprint(sc, MPR_USER, "IO access is not supported. " 2197 "Use memory access."); 2198 status = EINVAL; 2199 break; 2200 2201 case REG_MEM_READ: 2202 data->RegData = mpr_regread(sc, data->RegOffset); 2203 break; 2204 2205 case REG_MEM_WRITE: 2206 mpr_regwrite(sc, data->RegOffset, data->RegData); 2207 break; 2208 2209 default: 2210 status = EINVAL; 2211 break; 2212 } 2213 2214 return (status); 2215 } 2216 2217 static int 2218 mpr_user_btdh(struct mpr_softc *sc, mpr_btdh_mapping_t *data) 2219 { 2220 uint8_t bt2dh = FALSE; 2221 uint8_t dh2bt = FALSE; 2222 uint16_t dev_handle, bus, target; 2223 2224 bus = data->Bus; 2225 target = data->TargetID; 2226 dev_handle = data->DevHandle; 2227 2228 /* 2229 * When DevHandle is 0xFFFF and Bus/Target are not 0xFFFF, use Bus/ 2230 * Target to get DevHandle. When Bus/Target are 0xFFFF and DevHandle is 2231 * not 0xFFFF, use DevHandle to get Bus/Target. Anything else is 2232 * invalid. 2233 */ 2234 if ((bus == 0xFFFF) && (target == 0xFFFF) && (dev_handle != 0xFFFF)) 2235 dh2bt = TRUE; 2236 if ((dev_handle == 0xFFFF) && (bus != 0xFFFF) && (target != 0xFFFF)) 2237 bt2dh = TRUE; 2238 if (!dh2bt && !bt2dh) 2239 return (EINVAL); 2240 2241 /* 2242 * Only handle bus of 0. Make sure target is within range. 2243 */ 2244 if (bt2dh) { 2245 if (bus != 0) 2246 return (EINVAL); 2247 2248 if (target > sc->max_devices) { 2249 mpr_dprint(sc, MPR_XINFO, "Target ID is out of range " 2250 "for Bus/Target to DevHandle mapping."); 2251 return (EINVAL); 2252 } 2253 dev_handle = sc->mapping_table[target].dev_handle; 2254 if (dev_handle) 2255 data->DevHandle = dev_handle; 2256 } else { 2257 bus = 0; 2258 target = mpr_mapping_get_tid_from_handle(sc, dev_handle); 2259 data->Bus = bus; 2260 data->TargetID = target; 2261 } 2262 2263 return (0); 2264 } 2265 2266 static int 2267 mpr_ioctl(struct cdev *dev, u_long cmd, void *arg, int flag, 2268 struct thread *td) 2269 { 2270 struct mpr_softc *sc; 2271 struct mpr_cfg_page_req *page_req; 2272 struct mpr_ext_cfg_page_req *ext_page_req; 2273 void *mpr_page; 2274 int error, msleep_ret; 2275 2276 mpr_page = NULL; 2277 sc = dev->si_drv1; 2278 page_req = (void *)arg; 2279 ext_page_req = (void *)arg; 2280 2281 switch (cmd) { 2282 case MPRIO_READ_CFG_HEADER: 2283 mpr_lock(sc); 2284 error = mpr_user_read_cfg_header(sc, page_req); 2285 mpr_unlock(sc); 2286 break; 2287 case MPRIO_READ_CFG_PAGE: 2288 mpr_page = malloc(page_req->len, M_MPRUSER, M_WAITOK | M_ZERO); 2289 error = copyin(page_req->buf, mpr_page, 2290 sizeof(MPI2_CONFIG_PAGE_HEADER)); 2291 if (error) 2292 break; 2293 mpr_lock(sc); 2294 error = mpr_user_read_cfg_page(sc, page_req, mpr_page); 2295 mpr_unlock(sc); 2296 if (error) 2297 break; 2298 error = copyout(mpr_page, page_req->buf, page_req->len); 2299 break; 2300 case MPRIO_READ_EXT_CFG_HEADER: 2301 mpr_lock(sc); 2302 error = mpr_user_read_extcfg_header(sc, ext_page_req); 2303 mpr_unlock(sc); 2304 break; 2305 case MPRIO_READ_EXT_CFG_PAGE: 2306 mpr_page = malloc(ext_page_req->len, M_MPRUSER, 2307 M_WAITOK | M_ZERO); 2308 error = copyin(ext_page_req->buf, mpr_page, 2309 sizeof(MPI2_CONFIG_EXTENDED_PAGE_HEADER)); 2310 if (error) 2311 break; 2312 mpr_lock(sc); 2313 error = mpr_user_read_extcfg_page(sc, ext_page_req, mpr_page); 2314 mpr_unlock(sc); 2315 if (error) 2316 break; 2317 error = copyout(mpr_page, ext_page_req->buf, ext_page_req->len); 2318 break; 2319 case MPRIO_WRITE_CFG_PAGE: 2320 mpr_page = malloc(page_req->len, M_MPRUSER, M_WAITOK|M_ZERO); 2321 error = copyin(page_req->buf, mpr_page, page_req->len); 2322 if (error) 2323 break; 2324 mpr_lock(sc); 2325 error = mpr_user_write_cfg_page(sc, page_req, mpr_page); 2326 mpr_unlock(sc); 2327 break; 2328 case MPRIO_MPR_COMMAND: 2329 error = mpr_user_command(sc, (struct mpr_usr_command *)arg); 2330 break; 2331 case MPTIOCTL_PASS_THRU: 2332 /* 2333 * The user has requested to pass through a command to be 2334 * executed by the MPT firmware. Call our routine which does 2335 * this. Only allow one passthru IOCTL at one time. 2336 */ 2337 error = mpr_user_pass_thru(sc, (mpr_pass_thru_t *)arg); 2338 break; 2339 case MPTIOCTL_GET_ADAPTER_DATA: 2340 /* 2341 * The user has requested to read adapter data. Call our 2342 * routine which does this. 2343 */ 2344 error = 0; 2345 mpr_user_get_adapter_data(sc, (mpr_adapter_data_t *)arg); 2346 break; 2347 case MPTIOCTL_GET_PCI_INFO: 2348 /* 2349 * The user has requested to read pci info. Call 2350 * our routine which does this. 2351 */ 2352 mpr_lock(sc); 2353 error = 0; 2354 mpr_user_read_pci_info(sc, (mpr_pci_info_t *)arg); 2355 mpr_unlock(sc); 2356 break; 2357 case MPTIOCTL_RESET_ADAPTER: 2358 mpr_lock(sc); 2359 sc->port_enable_complete = 0; 2360 uint32_t reinit_start = time_uptime; 2361 error = mpr_reinit(sc); 2362 /* Sleep for 300 second. */ 2363 msleep_ret = msleep(&sc->port_enable_complete, &sc->mpr_mtx, 2364 PRIBIO, "mpr_porten", 300 * hz); 2365 mpr_unlock(sc); 2366 if (msleep_ret) 2367 printf("Port Enable did not complete after Diag " 2368 "Reset msleep error %d.\n", msleep_ret); 2369 else 2370 mpr_dprint(sc, MPR_USER, "Hard Reset with Port Enable " 2371 "completed in %d seconds.\n", 2372 (uint32_t)(time_uptime - reinit_start)); 2373 break; 2374 case MPTIOCTL_DIAG_ACTION: 2375 /* 2376 * The user has done a diag buffer action. Call our routine 2377 * which does this. Only allow one diag action at one time. 2378 */ 2379 mpr_lock(sc); 2380 error = mpr_user_diag_action(sc, (mpr_diag_action_t *)arg); 2381 mpr_unlock(sc); 2382 break; 2383 case MPTIOCTL_EVENT_QUERY: 2384 /* 2385 * The user has done an event query. Call our routine which does 2386 * this. 2387 */ 2388 error = 0; 2389 mpr_user_event_query(sc, (mpr_event_query_t *)arg); 2390 break; 2391 case MPTIOCTL_EVENT_ENABLE: 2392 /* 2393 * The user has done an event enable. Call our routine which 2394 * does this. 2395 */ 2396 error = 0; 2397 mpr_user_event_enable(sc, (mpr_event_enable_t *)arg); 2398 break; 2399 case MPTIOCTL_EVENT_REPORT: 2400 /* 2401 * The user has done an event report. Call our routine which 2402 * does this. 2403 */ 2404 error = mpr_user_event_report(sc, (mpr_event_report_t *)arg); 2405 break; 2406 case MPTIOCTL_REG_ACCESS: 2407 /* 2408 * The user has requested register access. Call our routine 2409 * which does this. 2410 */ 2411 mpr_lock(sc); 2412 error = mpr_user_reg_access(sc, (mpr_reg_access_t *)arg); 2413 mpr_unlock(sc); 2414 break; 2415 case MPTIOCTL_BTDH_MAPPING: 2416 /* 2417 * The user has requested to translate a bus/target to a 2418 * DevHandle or a DevHandle to a bus/target. Call our routine 2419 * which does this. 2420 */ 2421 error = mpr_user_btdh(sc, (mpr_btdh_mapping_t *)arg); 2422 break; 2423 default: 2424 error = ENOIOCTL; 2425 break; 2426 } 2427 2428 if (mpr_page != NULL) 2429 free(mpr_page, M_MPRUSER); 2430 2431 return (error); 2432 } 2433 2434 #ifdef COMPAT_FREEBSD32 2435 2436 struct mpr_cfg_page_req32 { 2437 MPI2_CONFIG_PAGE_HEADER header; 2438 uint32_t page_address; 2439 uint32_t buf; 2440 int len; 2441 uint16_t ioc_status; 2442 }; 2443 2444 struct mpr_ext_cfg_page_req32 { 2445 MPI2_CONFIG_EXTENDED_PAGE_HEADER header; 2446 uint32_t page_address; 2447 uint32_t buf; 2448 int len; 2449 uint16_t ioc_status; 2450 }; 2451 2452 struct mpr_raid_action32 { 2453 uint8_t action; 2454 uint8_t volume_bus; 2455 uint8_t volume_id; 2456 uint8_t phys_disk_num; 2457 uint32_t action_data_word; 2458 uint32_t buf; 2459 int len; 2460 uint32_t volume_status; 2461 uint32_t action_data[4]; 2462 uint16_t action_status; 2463 uint16_t ioc_status; 2464 uint8_t write; 2465 }; 2466 2467 struct mpr_usr_command32 { 2468 uint32_t req; 2469 uint32_t req_len; 2470 uint32_t rpl; 2471 uint32_t rpl_len; 2472 uint32_t buf; 2473 int len; 2474 uint32_t flags; 2475 }; 2476 2477 #define MPRIO_READ_CFG_HEADER32 _IOWR('M', 200, struct mpr_cfg_page_req32) 2478 #define MPRIO_READ_CFG_PAGE32 _IOWR('M', 201, struct mpr_cfg_page_req32) 2479 #define MPRIO_READ_EXT_CFG_HEADER32 _IOWR('M', 202, struct mpr_ext_cfg_page_req32) 2480 #define MPRIO_READ_EXT_CFG_PAGE32 _IOWR('M', 203, struct mpr_ext_cfg_page_req32) 2481 #define MPRIO_WRITE_CFG_PAGE32 _IOWR('M', 204, struct mpr_cfg_page_req32) 2482 #define MPRIO_RAID_ACTION32 _IOWR('M', 205, struct mpr_raid_action32) 2483 #define MPRIO_MPR_COMMAND32 _IOWR('M', 210, struct mpr_usr_command32) 2484 2485 static int 2486 mpr_ioctl32(struct cdev *dev, u_long cmd32, void *_arg, int flag, 2487 struct thread *td) 2488 { 2489 struct mpr_cfg_page_req32 *page32 = _arg; 2490 struct mpr_ext_cfg_page_req32 *ext32 = _arg; 2491 struct mpr_raid_action32 *raid32 = _arg; 2492 struct mpr_usr_command32 *user32 = _arg; 2493 union { 2494 struct mpr_cfg_page_req page; 2495 struct mpr_ext_cfg_page_req ext; 2496 struct mpr_raid_action raid; 2497 struct mpr_usr_command user; 2498 } arg; 2499 u_long cmd; 2500 int error; 2501 2502 switch (cmd32) { 2503 case MPRIO_READ_CFG_HEADER32: 2504 case MPRIO_READ_CFG_PAGE32: 2505 case MPRIO_WRITE_CFG_PAGE32: 2506 if (cmd32 == MPRIO_READ_CFG_HEADER32) 2507 cmd = MPRIO_READ_CFG_HEADER; 2508 else if (cmd32 == MPRIO_READ_CFG_PAGE32) 2509 cmd = MPRIO_READ_CFG_PAGE; 2510 else 2511 cmd = MPRIO_WRITE_CFG_PAGE; 2512 CP(*page32, arg.page, header); 2513 CP(*page32, arg.page, page_address); 2514 PTRIN_CP(*page32, arg.page, buf); 2515 CP(*page32, arg.page, len); 2516 CP(*page32, arg.page, ioc_status); 2517 break; 2518 2519 case MPRIO_READ_EXT_CFG_HEADER32: 2520 case MPRIO_READ_EXT_CFG_PAGE32: 2521 if (cmd32 == MPRIO_READ_EXT_CFG_HEADER32) 2522 cmd = MPRIO_READ_EXT_CFG_HEADER; 2523 else 2524 cmd = MPRIO_READ_EXT_CFG_PAGE; 2525 CP(*ext32, arg.ext, header); 2526 CP(*ext32, arg.ext, page_address); 2527 PTRIN_CP(*ext32, arg.ext, buf); 2528 CP(*ext32, arg.ext, len); 2529 CP(*ext32, arg.ext, ioc_status); 2530 break; 2531 2532 case MPRIO_RAID_ACTION32: 2533 cmd = MPRIO_RAID_ACTION; 2534 CP(*raid32, arg.raid, action); 2535 CP(*raid32, arg.raid, volume_bus); 2536 CP(*raid32, arg.raid, volume_id); 2537 CP(*raid32, arg.raid, phys_disk_num); 2538 CP(*raid32, arg.raid, action_data_word); 2539 PTRIN_CP(*raid32, arg.raid, buf); 2540 CP(*raid32, arg.raid, len); 2541 CP(*raid32, arg.raid, volume_status); 2542 bcopy(raid32->action_data, arg.raid.action_data, 2543 sizeof arg.raid.action_data); 2544 CP(*raid32, arg.raid, ioc_status); 2545 CP(*raid32, arg.raid, write); 2546 break; 2547 2548 case MPRIO_MPR_COMMAND32: 2549 cmd = MPRIO_MPR_COMMAND; 2550 PTRIN_CP(*user32, arg.user, req); 2551 CP(*user32, arg.user, req_len); 2552 PTRIN_CP(*user32, arg.user, rpl); 2553 CP(*user32, arg.user, rpl_len); 2554 PTRIN_CP(*user32, arg.user, buf); 2555 CP(*user32, arg.user, len); 2556 CP(*user32, arg.user, flags); 2557 break; 2558 default: 2559 return (ENOIOCTL); 2560 } 2561 2562 error = mpr_ioctl(dev, cmd, &arg, flag, td); 2563 if (error == 0 && (cmd32 & IOC_OUT) != 0) { 2564 switch (cmd32) { 2565 case MPRIO_READ_CFG_HEADER32: 2566 case MPRIO_READ_CFG_PAGE32: 2567 case MPRIO_WRITE_CFG_PAGE32: 2568 CP(arg.page, *page32, header); 2569 CP(arg.page, *page32, page_address); 2570 PTROUT_CP(arg.page, *page32, buf); 2571 CP(arg.page, *page32, len); 2572 CP(arg.page, *page32, ioc_status); 2573 break; 2574 2575 case MPRIO_READ_EXT_CFG_HEADER32: 2576 case MPRIO_READ_EXT_CFG_PAGE32: 2577 CP(arg.ext, *ext32, header); 2578 CP(arg.ext, *ext32, page_address); 2579 PTROUT_CP(arg.ext, *ext32, buf); 2580 CP(arg.ext, *ext32, len); 2581 CP(arg.ext, *ext32, ioc_status); 2582 break; 2583 2584 case MPRIO_RAID_ACTION32: 2585 CP(arg.raid, *raid32, action); 2586 CP(arg.raid, *raid32, volume_bus); 2587 CP(arg.raid, *raid32, volume_id); 2588 CP(arg.raid, *raid32, phys_disk_num); 2589 CP(arg.raid, *raid32, action_data_word); 2590 PTROUT_CP(arg.raid, *raid32, buf); 2591 CP(arg.raid, *raid32, len); 2592 CP(arg.raid, *raid32, volume_status); 2593 bcopy(arg.raid.action_data, raid32->action_data, 2594 sizeof arg.raid.action_data); 2595 CP(arg.raid, *raid32, ioc_status); 2596 CP(arg.raid, *raid32, write); 2597 break; 2598 2599 case MPRIO_MPR_COMMAND32: 2600 PTROUT_CP(arg.user, *user32, req); 2601 CP(arg.user, *user32, req_len); 2602 PTROUT_CP(arg.user, *user32, rpl); 2603 CP(arg.user, *user32, rpl_len); 2604 PTROUT_CP(arg.user, *user32, buf); 2605 CP(arg.user, *user32, len); 2606 CP(arg.user, *user32, flags); 2607 break; 2608 } 2609 } 2610 2611 return (error); 2612 } 2613 #endif /* COMPAT_FREEBSD32 */ 2614 2615 static int 2616 mpr_ioctl_devsw(struct cdev *dev, u_long com, caddr_t arg, int flag, 2617 struct thread *td) 2618 { 2619 #ifdef COMPAT_FREEBSD32 2620 if (SV_CURPROC_FLAG(SV_ILP32)) 2621 return (mpr_ioctl32(dev, com, arg, flag, td)); 2622 #endif 2623 return (mpr_ioctl(dev, com, arg, flag, td)); 2624 } 2625