| 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 | * LSI MPT-Fusion Host Adapter FreeBSD userland interface |
| 31 | * |
| 32 | * $FreeBSD: head/sys/dev/mpt/mpt_user.c 251187 2013-05-31 17:27:44Z delphij $ |
| 33 | */ |
| 34 | |
| 35 | #include <sys/param.h> |
| 36 | #include <sys/conf.h> |
| 37 | #include <sys/device.h> |
| 38 | #include <sys/errno.h> |
| 39 | #include <sys/mpt_ioctl.h> |
| 40 | |
| 41 | #include <dev/disk/mpt/mpt.h> |
| 42 | |
| 43 | struct mpt_user_raid_action_result { |
| 44 | uint32_t volume_status; |
| 45 | uint32_t action_data[4]; |
| 46 | uint16_t action_status; |
| 47 | }; |
| 48 | |
| 49 | struct mpt_page_memory { |
| 50 | bus_dma_tag_t tag; |
| 51 | bus_dmamap_t map; |
| 52 | bus_addr_t paddr; |
| 53 | void *vaddr; |
| 54 | }; |
| 55 | |
| 56 | static mpt_probe_handler_t mpt_user_probe; |
| 57 | static mpt_attach_handler_t mpt_user_attach; |
| 58 | static mpt_enable_handler_t mpt_user_enable; |
| 59 | static mpt_ready_handler_t mpt_user_ready; |
| 60 | static mpt_event_handler_t mpt_user_event; |
| 61 | static mpt_reset_handler_t mpt_user_reset; |
| 62 | static mpt_detach_handler_t mpt_user_detach; |
| 63 | |
| 64 | static struct mpt_personality mpt_user_personality = { |
| 65 | .name = "mpt_user", |
| 66 | .probe = mpt_user_probe, |
| 67 | .attach = mpt_user_attach, |
| 68 | .enable = mpt_user_enable, |
| 69 | .ready = mpt_user_ready, |
| 70 | .event = mpt_user_event, |
| 71 | .reset = mpt_user_reset, |
| 72 | .detach = mpt_user_detach, |
| 73 | }; |
| 74 | |
| 75 | DECLARE_MPT_PERSONALITY(mpt_user, SI_ORDER_SECOND); |
| 76 | |
| 77 | static mpt_reply_handler_t mpt_user_reply_handler; |
| 78 | |
| 79 | static d_open_t mpt_open; |
| 80 | static d_close_t mpt_close; |
| 81 | static d_ioctl_t mpt_ioctl; |
| 82 | |
| 83 | static struct dev_ops mpt_ops = { |
| 84 | { "mpt", 0, D_MPSAFE }, |
| 85 | .d_open = mpt_open, |
| 86 | .d_close = mpt_close, |
| 87 | .d_ioctl = mpt_ioctl, |
| 88 | }; |
| 89 | |
| 90 | static uint32_t user_handler_id = MPT_HANDLER_ID_NONE; |
| 91 | |
| 92 | static int |
| 93 | mpt_user_probe(struct mpt_softc *mpt) |
| 94 | { |
| 95 | |
| 96 | /* Attach to every controller. */ |
| 97 | return (0); |
| 98 | } |
| 99 | |
| 100 | static int |
| 101 | mpt_user_attach(struct mpt_softc *mpt) |
| 102 | { |
| 103 | mpt_handler_t handler; |
| 104 | int error, unit; |
| 105 | |
| 106 | MPT_LOCK(mpt); |
| 107 | handler.reply_handler = mpt_user_reply_handler; |
| 108 | error = mpt_register_handler(mpt, MPT_HANDLER_REPLY, handler, |
| 109 | &user_handler_id); |
| 110 | MPT_UNLOCK(mpt); |
| 111 | if (error != 0) { |
| 112 | mpt_prt(mpt, "Unable to register user handler!\n"); |
| 113 | return (error); |
| 114 | } |
| 115 | unit = device_get_unit(mpt->dev); |
| 116 | mpt->cdev = make_dev(&mpt_ops, unit, UID_ROOT, GID_OPERATOR, 0640, |
| 117 | "mpt%d", unit); |
| 118 | if (mpt->cdev == NULL) { |
| 119 | MPT_LOCK(mpt); |
| 120 | mpt_deregister_handler(mpt, MPT_HANDLER_REPLY, handler, |
| 121 | user_handler_id); |
| 122 | MPT_UNLOCK(mpt); |
| 123 | return (ENOMEM); |
| 124 | } |
| 125 | mpt->cdev->si_drv1 = mpt; |
| 126 | return (0); |
| 127 | } |
| 128 | |
| 129 | static int |
| 130 | mpt_user_enable(struct mpt_softc *mpt) |
| 131 | { |
| 132 | |
| 133 | return (0); |
| 134 | } |
| 135 | |
| 136 | static void |
| 137 | mpt_user_ready(struct mpt_softc *mpt) |
| 138 | { |
| 139 | |
| 140 | } |
| 141 | |
| 142 | static int |
| 143 | mpt_user_event(struct mpt_softc *mpt, request_t *req, |
| 144 | MSG_EVENT_NOTIFY_REPLY *msg) |
| 145 | { |
| 146 | |
| 147 | /* Someday we may want to let a user daemon listen for events? */ |
| 148 | return (0); |
| 149 | } |
| 150 | |
| 151 | static void |
| 152 | mpt_user_reset(struct mpt_softc *mpt, int type) |
| 153 | { |
| 154 | |
| 155 | } |
| 156 | |
| 157 | static void |
| 158 | mpt_user_detach(struct mpt_softc *mpt) |
| 159 | { |
| 160 | mpt_handler_t handler; |
| 161 | |
| 162 | /* XXX: do a purge of pending requests? */ |
| 163 | destroy_dev(mpt->cdev); |
| 164 | |
| 165 | MPT_LOCK(mpt); |
| 166 | handler.reply_handler = mpt_user_reply_handler; |
| 167 | mpt_deregister_handler(mpt, MPT_HANDLER_REPLY, handler, |
| 168 | user_handler_id); |
| 169 | MPT_UNLOCK(mpt); |
| 170 | } |
| 171 | |
| 172 | static int |
| 173 | mpt_open(struct dev_open_args *ap) |
| 174 | { |
| 175 | |
| 176 | return (0); |
| 177 | } |
| 178 | |
| 179 | static int |
| 180 | mpt_close(struct dev_close_args *ap) |
| 181 | { |
| 182 | |
| 183 | return (0); |
| 184 | } |
| 185 | |
| 186 | static int |
| 187 | mpt_alloc_buffer(struct mpt_softc *mpt, struct mpt_page_memory *page_mem, |
| 188 | size_t len) |
| 189 | { |
| 190 | struct mpt_map_info mi; |
| 191 | int error; |
| 192 | |
| 193 | page_mem->vaddr = NULL; |
| 194 | |
| 195 | /* Limit requests to 16M. */ |
| 196 | if (len > 16 * 1024 * 1024) |
| 197 | return (ENOSPC); |
| 198 | error = mpt_dma_tag_create(mpt, mpt->parent_dmat, 1, 0, |
| 199 | BUS_SPACE_MAXADDR_32BIT, BUS_SPACE_MAXADDR, NULL, NULL, |
| 200 | len, 1, len, 0, &page_mem->tag); |
| 201 | if (error) |
| 202 | return (error); |
| 203 | error = bus_dmamem_alloc(page_mem->tag, &page_mem->vaddr, |
| 204 | BUS_DMA_NOWAIT | BUS_DMA_COHERENT, &page_mem->map); |
| 205 | if (error) { |
| 206 | bus_dma_tag_destroy(page_mem->tag); |
| 207 | return (error); |
| 208 | } |
| 209 | mi.mpt = mpt; |
| 210 | error = bus_dmamap_load(page_mem->tag, page_mem->map, page_mem->vaddr, |
| 211 | len, mpt_map_rquest, &mi, BUS_DMA_NOWAIT); |
| 212 | if (error == 0) |
| 213 | error = mi.error; |
| 214 | if (error) { |
| 215 | bus_dmamem_free(page_mem->tag, page_mem->vaddr, page_mem->map); |
| 216 | bus_dma_tag_destroy(page_mem->tag); |
| 217 | page_mem->vaddr = NULL; |
| 218 | return (error); |
| 219 | } |
| 220 | page_mem->paddr = mi.phys; |
| 221 | return (0); |
| 222 | } |
| 223 | |
| 224 | static void |
| 225 | mpt_free_buffer(struct mpt_page_memory *page_mem) |
| 226 | { |
| 227 | |
| 228 | if (page_mem->vaddr == NULL) |
| 229 | return; |
| 230 | bus_dmamap_unload(page_mem->tag, page_mem->map); |
| 231 | bus_dmamem_free(page_mem->tag, page_mem->vaddr, page_mem->map); |
| 232 | bus_dma_tag_destroy(page_mem->tag); |
| 233 | page_mem->vaddr = NULL; |
| 234 | } |
| 235 | |
| 236 | static int |
| 237 | mpt_user_read_cfg_header(struct mpt_softc *mpt, |
| 238 | struct mpt_cfg_page_req *page_req) |
| 239 | { |
| 240 | request_t *req; |
| 241 | cfgparms_t params; |
| 242 | MSG_CONFIG *cfgp; |
| 243 | int error; |
| 244 | |
| 245 | req = mpt_get_request(mpt, TRUE); |
| 246 | if (req == NULL) { |
| 247 | mpt_prt(mpt, "mpt_user_read_cfg_header: Get request failed!\n"); |
| 248 | return (ENOMEM); |
| 249 | } |
| 250 | |
| 251 | params.Action = MPI_CONFIG_ACTION_PAGE_HEADER; |
| 252 | params.PageVersion = 0; |
| 253 | params.PageLength = 0; |
| 254 | params.PageNumber = page_req->header.PageNumber; |
| 255 | params.PageType = page_req->header.PageType; |
| 256 | params.PageAddress = le32toh(page_req->page_address); |
| 257 | error = mpt_issue_cfg_req(mpt, req, ¶ms, /*addr*/0, /*len*/0, |
| 258 | TRUE, 5000); |
| 259 | if (error != 0) { |
| 260 | /* |
| 261 | * Leave the request. Without resetting the chip, it's |
| 262 | * still owned by it and we'll just get into trouble |
| 263 | * freeing it now. Mark it as abandoned so that if it |
| 264 | * shows up later it can be freed. |
| 265 | */ |
| 266 | mpt_prt(mpt, "read_cfg_header timed out\n"); |
| 267 | return (ETIMEDOUT); |
| 268 | } |
| 269 | |
| 270 | page_req->ioc_status = htole16(req->IOCStatus); |
| 271 | if ((req->IOCStatus & MPI_IOCSTATUS_MASK) == MPI_IOCSTATUS_SUCCESS) { |
| 272 | cfgp = req->req_vbuf; |
| 273 | bcopy(&cfgp->Header, &page_req->header, |
| 274 | sizeof(page_req->header)); |
| 275 | } |
| 276 | mpt_free_request(mpt, req); |
| 277 | return (0); |
| 278 | } |
| 279 | |
| 280 | static int |
| 281 | mpt_user_read_cfg_page(struct mpt_softc *mpt, struct mpt_cfg_page_req *page_req, |
| 282 | struct mpt_page_memory *mpt_page) |
| 283 | { |
| 284 | CONFIG_PAGE_HEADER *hdr; |
| 285 | request_t *req; |
| 286 | cfgparms_t params; |
| 287 | int error; |
| 288 | |
| 289 | req = mpt_get_request(mpt, TRUE); |
| 290 | if (req == NULL) { |
| 291 | mpt_prt(mpt, "mpt_user_read_cfg_page: Get request failed!\n"); |
| 292 | return (ENOMEM); |
| 293 | } |
| 294 | |
| 295 | hdr = mpt_page->vaddr; |
| 296 | params.Action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT; |
| 297 | params.PageVersion = hdr->PageVersion; |
| 298 | params.PageLength = hdr->PageLength; |
| 299 | params.PageNumber = hdr->PageNumber; |
| 300 | params.PageType = hdr->PageType & MPI_CONFIG_PAGETYPE_MASK; |
| 301 | params.PageAddress = le32toh(page_req->page_address); |
| 302 | bus_dmamap_sync(mpt_page->tag, mpt_page->map, |
| 303 | BUS_DMASYNC_PREREAD | BUS_DMASYNC_PREWRITE); |
| 304 | error = mpt_issue_cfg_req(mpt, req, ¶ms, mpt_page->paddr, |
| 305 | le32toh(page_req->len), TRUE, 5000); |
| 306 | if (error != 0) { |
| 307 | mpt_prt(mpt, "mpt_user_read_cfg_page timed out\n"); |
| 308 | return (ETIMEDOUT); |
| 309 | } |
| 310 | |
| 311 | page_req->ioc_status = htole16(req->IOCStatus); |
| 312 | if ((req->IOCStatus & MPI_IOCSTATUS_MASK) == MPI_IOCSTATUS_SUCCESS) |
| 313 | bus_dmamap_sync(mpt_page->tag, mpt_page->map, |
| 314 | BUS_DMASYNC_POSTREAD | BUS_DMASYNC_POSTWRITE); |
| 315 | mpt_free_request(mpt, req); |
| 316 | return (0); |
| 317 | } |
| 318 | |
| 319 | static int |
| 320 | mpt_user_read_extcfg_header(struct mpt_softc *mpt, |
| 321 | struct mpt_ext_cfg_page_req *ext_page_req) |
| 322 | { |
| 323 | request_t *req; |
| 324 | cfgparms_t params; |
| 325 | MSG_CONFIG_REPLY *cfgp; |
| 326 | int error; |
| 327 | |
| 328 | req = mpt_get_request(mpt, TRUE); |
| 329 | if (req == NULL) { |
| 330 | mpt_prt(mpt, "mpt_user_read_extcfg_header: Get request failed!\n"); |
| 331 | return (ENOMEM); |
| 332 | } |
| 333 | |
| 334 | params.Action = MPI_CONFIG_ACTION_PAGE_HEADER; |
| 335 | params.PageVersion = ext_page_req->header.PageVersion; |
| 336 | params.PageLength = 0; |
| 337 | params.PageNumber = ext_page_req->header.PageNumber; |
| 338 | params.PageType = MPI_CONFIG_PAGETYPE_EXTENDED; |
| 339 | params.PageAddress = le32toh(ext_page_req->page_address); |
| 340 | params.ExtPageType = ext_page_req->header.ExtPageType; |
| 341 | params.ExtPageLength = 0; |
| 342 | error = mpt_issue_cfg_req(mpt, req, ¶ms, /*addr*/0, /*len*/0, |
| 343 | TRUE, 5000); |
| 344 | if (error != 0) { |
| 345 | /* |
| 346 | * Leave the request. Without resetting the chip, it's |
| 347 | * still owned by it and we'll just get into trouble |
| 348 | * freeing it now. Mark it as abandoned so that if it |
| 349 | * shows up later it can be freed. |
| 350 | */ |
| 351 | mpt_prt(mpt, "mpt_user_read_extcfg_header timed out\n"); |
| 352 | return (ETIMEDOUT); |
| 353 | } |
| 354 | |
| 355 | ext_page_req->ioc_status = htole16(req->IOCStatus); |
| 356 | if ((req->IOCStatus & MPI_IOCSTATUS_MASK) == MPI_IOCSTATUS_SUCCESS) { |
| 357 | cfgp = req->req_vbuf; |
| 358 | ext_page_req->header.PageVersion = cfgp->Header.PageVersion; |
| 359 | ext_page_req->header.PageNumber = cfgp->Header.PageNumber; |
| 360 | ext_page_req->header.PageType = cfgp->Header.PageType; |
| 361 | ext_page_req->header.ExtPageLength = cfgp->ExtPageLength; |
| 362 | ext_page_req->header.ExtPageType = cfgp->ExtPageType; |
| 363 | } |
| 364 | mpt_free_request(mpt, req); |
| 365 | return (0); |
| 366 | } |
| 367 | |
| 368 | static int |
| 369 | mpt_user_read_extcfg_page(struct mpt_softc *mpt, |
| 370 | struct mpt_ext_cfg_page_req *ext_page_req, struct mpt_page_memory *mpt_page) |
| 371 | { |
| 372 | CONFIG_EXTENDED_PAGE_HEADER *hdr; |
| 373 | request_t *req; |
| 374 | cfgparms_t params; |
| 375 | int error; |
| 376 | |
| 377 | req = mpt_get_request(mpt, TRUE); |
| 378 | if (req == NULL) { |
| 379 | mpt_prt(mpt, "mpt_user_read_extcfg_page: Get request failed!\n"); |
| 380 | return (ENOMEM); |
| 381 | } |
| 382 | |
| 383 | hdr = mpt_page->vaddr; |
| 384 | params.Action = MPI_CONFIG_ACTION_PAGE_READ_CURRENT; |
| 385 | params.PageVersion = hdr->PageVersion; |
| 386 | params.PageLength = 0; |
| 387 | params.PageNumber = hdr->PageNumber; |
| 388 | params.PageType = MPI_CONFIG_PAGETYPE_EXTENDED; |
| 389 | params.PageAddress = le32toh(ext_page_req->page_address); |
| 390 | params.ExtPageType = hdr->ExtPageType; |
| 391 | params.ExtPageLength = hdr->ExtPageLength; |
| 392 | bus_dmamap_sync(mpt_page->tag, mpt_page->map, |
| 393 | BUS_DMASYNC_PREREAD | BUS_DMASYNC_PREWRITE); |
| 394 | error = mpt_issue_cfg_req(mpt, req, ¶ms, mpt_page->paddr, |
| 395 | le32toh(ext_page_req->len), TRUE, 5000); |
| 396 | if (error != 0) { |
| 397 | mpt_prt(mpt, "mpt_user_read_extcfg_page timed out\n"); |
| 398 | return (ETIMEDOUT); |
| 399 | } |
| 400 | |
| 401 | ext_page_req->ioc_status = htole16(req->IOCStatus); |
| 402 | if ((req->IOCStatus & MPI_IOCSTATUS_MASK) == MPI_IOCSTATUS_SUCCESS) |
| 403 | bus_dmamap_sync(mpt_page->tag, mpt_page->map, |
| 404 | BUS_DMASYNC_POSTREAD | BUS_DMASYNC_POSTWRITE); |
| 405 | mpt_free_request(mpt, req); |
| 406 | return (0); |
| 407 | } |
| 408 | |
| 409 | static int |
| 410 | mpt_user_write_cfg_page(struct mpt_softc *mpt, |
| 411 | struct mpt_cfg_page_req *page_req, struct mpt_page_memory *mpt_page) |
| 412 | { |
| 413 | CONFIG_PAGE_HEADER *hdr; |
| 414 | request_t *req; |
| 415 | cfgparms_t params; |
| 416 | u_int hdr_attr; |
| 417 | int error; |
| 418 | |
| 419 | hdr = mpt_page->vaddr; |
| 420 | hdr_attr = hdr->PageType & MPI_CONFIG_PAGEATTR_MASK; |
| 421 | if (hdr_attr != MPI_CONFIG_PAGEATTR_CHANGEABLE && |
| 422 | hdr_attr != MPI_CONFIG_PAGEATTR_PERSISTENT) { |
| 423 | mpt_prt(mpt, "page type 0x%x not changeable\n", |
| 424 | hdr->PageType & MPI_CONFIG_PAGETYPE_MASK); |
| 425 | return (EINVAL); |
| 426 | } |
| 427 | |
| 428 | #if 0 |
| 429 | /* |
| 430 | * We shouldn't mask off other bits here. |
| 431 | */ |
| 432 | hdr->PageType &= ~MPI_CONFIG_PAGETYPE_MASK; |
| 433 | #endif |
| 434 | |
| 435 | req = mpt_get_request(mpt, TRUE); |
| 436 | if (req == NULL) |
| 437 | return (ENOMEM); |
| 438 | |
| 439 | bus_dmamap_sync(mpt_page->tag, mpt_page->map, BUS_DMASYNC_PREREAD | |
| 440 | BUS_DMASYNC_PREWRITE); |
| 441 | |
| 442 | /* |
| 443 | * There isn't any point in restoring stripped out attributes |
| 444 | * if you then mask them going down to issue the request. |
| 445 | */ |
| 446 | |
| 447 | params.Action = MPI_CONFIG_ACTION_PAGE_WRITE_CURRENT; |
| 448 | params.PageVersion = hdr->PageVersion; |
| 449 | params.PageLength = hdr->PageLength; |
| 450 | params.PageNumber = hdr->PageNumber; |
| 451 | params.PageAddress = le32toh(page_req->page_address); |
| 452 | #if 0 |
| 453 | /* Restore stripped out attributes */ |
| 454 | hdr->PageType |= hdr_attr; |
| 455 | params.PageType = hdr->PageType & MPI_CONFIG_PAGETYPE_MASK; |
| 456 | #else |
| 457 | params.PageType = hdr->PageType; |
| 458 | #endif |
| 459 | error = mpt_issue_cfg_req(mpt, req, ¶ms, mpt_page->paddr, |
| 460 | le32toh(page_req->len), TRUE, 5000); |
| 461 | if (error != 0) { |
| 462 | mpt_prt(mpt, "mpt_write_cfg_page timed out\n"); |
| 463 | return (ETIMEDOUT); |
| 464 | } |
| 465 | |
| 466 | page_req->ioc_status = htole16(req->IOCStatus); |
| 467 | bus_dmamap_sync(mpt_page->tag, mpt_page->map, BUS_DMASYNC_POSTREAD | |
| 468 | BUS_DMASYNC_POSTWRITE); |
| 469 | mpt_free_request(mpt, req); |
| 470 | return (0); |
| 471 | } |
| 472 | |
| 473 | static int |
| 474 | mpt_user_reply_handler(struct mpt_softc *mpt, request_t *req, |
| 475 | uint32_t reply_desc, MSG_DEFAULT_REPLY *reply_frame) |
| 476 | { |
| 477 | MSG_RAID_ACTION_REPLY *reply; |
| 478 | struct mpt_user_raid_action_result *res; |
| 479 | |
| 480 | if (req == NULL) |
| 481 | return (TRUE); |
| 482 | |
| 483 | if (reply_frame != NULL) { |
| 484 | reply = (MSG_RAID_ACTION_REPLY *)reply_frame; |
| 485 | req->IOCStatus = le16toh(reply->IOCStatus); |
| 486 | res = (struct mpt_user_raid_action_result *) |
| 487 | (((uint8_t *)req->req_vbuf) + MPT_RQSL(mpt)); |
| 488 | res->action_status = reply->ActionStatus; |
| 489 | res->volume_status = reply->VolumeStatus; |
| 490 | bcopy(&reply->ActionData, res->action_data, |
| 491 | sizeof(res->action_data)); |
| 492 | } |
| 493 | |
| 494 | req->state &= ~REQ_STATE_QUEUED; |
| 495 | req->state |= REQ_STATE_DONE; |
| 496 | TAILQ_REMOVE(&mpt->request_pending_list, req, links); |
| 497 | |
| 498 | if ((req->state & REQ_STATE_NEED_WAKEUP) != 0) { |
| 499 | wakeup(req); |
| 500 | } else if ((req->state & REQ_STATE_TIMEDOUT) != 0) { |
| 501 | /* |
| 502 | * Whew- we can free this request (late completion) |
| 503 | */ |
| 504 | mpt_free_request(mpt, req); |
| 505 | } |
| 506 | |
| 507 | return (TRUE); |
| 508 | } |
| 509 | |
| 510 | /* |
| 511 | * We use the first part of the request buffer after the request frame |
| 512 | * to hold the action data and action status from the RAID reply. The |
| 513 | * rest of the request buffer is used to hold the buffer for the |
| 514 | * action SGE. |
| 515 | */ |
| 516 | static int |
| 517 | mpt_user_raid_action(struct mpt_softc *mpt, struct mpt_raid_action *raid_act, |
| 518 | struct mpt_page_memory *mpt_page) |
| 519 | { |
| 520 | request_t *req; |
| 521 | struct mpt_user_raid_action_result *res; |
| 522 | MSG_RAID_ACTION_REQUEST *rap; |
| 523 | SGE_SIMPLE32 *se; |
| 524 | int error; |
| 525 | |
| 526 | req = mpt_get_request(mpt, TRUE); |
| 527 | if (req == NULL) |
| 528 | return (ENOMEM); |
| 529 | rap = req->req_vbuf; |
| 530 | memset(rap, 0, sizeof *rap); |
| 531 | rap->Action = raid_act->action; |
| 532 | rap->ActionDataWord = raid_act->action_data_word; |
| 533 | rap->Function = MPI_FUNCTION_RAID_ACTION; |
| 534 | rap->VolumeID = raid_act->volume_id; |
| 535 | rap->VolumeBus = raid_act->volume_bus; |
| 536 | rap->PhysDiskNum = raid_act->phys_disk_num; |
| 537 | se = (SGE_SIMPLE32 *)&rap->ActionDataSGE; |
| 538 | if (mpt_page->vaddr != NULL && raid_act->len != 0) { |
| 539 | bus_dmamap_sync(mpt_page->tag, mpt_page->map, |
| 540 | BUS_DMASYNC_PREREAD | BUS_DMASYNC_PREWRITE); |
| 541 | se->Address = htole32(mpt_page->paddr); |
| 542 | MPI_pSGE_SET_LENGTH(se, le32toh(raid_act->len)); |
| 543 | MPI_pSGE_SET_FLAGS(se, (MPI_SGE_FLAGS_SIMPLE_ELEMENT | |
| 544 | MPI_SGE_FLAGS_LAST_ELEMENT | MPI_SGE_FLAGS_END_OF_BUFFER | |
| 545 | MPI_SGE_FLAGS_END_OF_LIST | |
| 546 | (raid_act->write ? MPI_SGE_FLAGS_HOST_TO_IOC : |
| 547 | MPI_SGE_FLAGS_IOC_TO_HOST))); |
| 548 | } |
| 549 | se->FlagsLength = htole32(se->FlagsLength); |
| 550 | rap->MsgContext = htole32(req->index | user_handler_id); |
| 551 | |
| 552 | mpt_check_doorbell(mpt); |
| 553 | mpt_send_cmd(mpt, req); |
| 554 | |
| 555 | error = mpt_wait_req(mpt, req, REQ_STATE_DONE, REQ_STATE_DONE, TRUE, |
| 556 | 2000); |
| 557 | if (error != 0) { |
| 558 | /* |
| 559 | * Leave request so it can be cleaned up later. |
| 560 | */ |
| 561 | mpt_prt(mpt, "mpt_user_raid_action timed out\n"); |
| 562 | return (error); |
| 563 | } |
| 564 | |
| 565 | raid_act->ioc_status = htole16(req->IOCStatus); |
| 566 | if ((req->IOCStatus & MPI_IOCSTATUS_MASK) != MPI_IOCSTATUS_SUCCESS) { |
| 567 | mpt_free_request(mpt, req); |
| 568 | return (0); |
| 569 | } |
| 570 | |
| 571 | res = (struct mpt_user_raid_action_result *) |
| 572 | (((uint8_t *)req->req_vbuf) + MPT_RQSL(mpt)); |
| 573 | raid_act->volume_status = res->volume_status; |
| 574 | raid_act->action_status = res->action_status; |
| 575 | bcopy(res->action_data, raid_act->action_data, |
| 576 | sizeof(res->action_data)); |
| 577 | if (mpt_page->vaddr != NULL) |
| 578 | bus_dmamap_sync(mpt_page->tag, mpt_page->map, |
| 579 | BUS_DMASYNC_POSTREAD | BUS_DMASYNC_POSTWRITE); |
| 580 | mpt_free_request(mpt, req); |
| 581 | return (0); |
| 582 | } |
| 583 | |
| 584 | #ifdef __x86_64__ |
| 585 | #define PTRIN(p) ((void *)(uintptr_t)(p)) |
| 586 | #define PTROUT(v) ((u_int32_t)(uintptr_t)(v)) |
| 587 | #endif |
| 588 | |
| 589 | static int |
| 590 | mpt_ioctl(struct dev_ioctl_args *ap) |
| 591 | { |
| 592 | cdev_t dev = ap->a_head.a_dev; |
| 593 | u_long cmd = ap->a_cmd; |
| 594 | caddr_t arg = ap->a_data; |
| 595 | struct mpt_softc *mpt; |
| 596 | struct mpt_cfg_page_req *page_req; |
| 597 | struct mpt_ext_cfg_page_req *ext_page_req; |
| 598 | struct mpt_raid_action *raid_act; |
| 599 | struct mpt_page_memory mpt_page; |
| 600 | #ifdef __x86_64__ |
| 601 | struct mpt_cfg_page_req32 *page_req32; |
| 602 | struct mpt_cfg_page_req page_req_swab; |
| 603 | struct mpt_ext_cfg_page_req32 *ext_page_req32; |
| 604 | struct mpt_ext_cfg_page_req ext_page_req_swab; |
| 605 | struct mpt_raid_action32 *raid_act32; |
| 606 | struct mpt_raid_action raid_act_swab; |
| 607 | #endif |
| 608 | int error; |
| 609 | |
| 610 | mpt = dev->si_drv1; |
| 611 | page_req = (void *)arg; |
| 612 | ext_page_req = (void *)arg; |
| 613 | raid_act = (void *)arg; |
| 614 | mpt_page.vaddr = NULL; |
| 615 | |
| 616 | #ifdef __x86_64__ |
| 617 | /* Convert 32-bit structs to native ones. */ |
| 618 | page_req32 = (void *)arg; |
| 619 | ext_page_req32 = (void *)arg; |
| 620 | raid_act32 = (void *)arg; |
| 621 | switch (cmd) { |
| 622 | case MPTIO_READ_CFG_HEADER32: |
| 623 | case MPTIO_READ_CFG_PAGE32: |
| 624 | case MPTIO_WRITE_CFG_PAGE32: |
| 625 | page_req = &page_req_swab; |
| 626 | page_req->header = page_req32->header; |
| 627 | page_req->page_address = page_req32->page_address; |
| 628 | page_req->buf = PTRIN(page_req32->buf); |
| 629 | page_req->len = page_req32->len; |
| 630 | page_req->ioc_status = page_req32->ioc_status; |
| 631 | break; |
| 632 | case MPTIO_READ_EXT_CFG_HEADER32: |
| 633 | case MPTIO_READ_EXT_CFG_PAGE32: |
| 634 | ext_page_req = &ext_page_req_swab; |
| 635 | ext_page_req->header = ext_page_req32->header; |
| 636 | ext_page_req->page_address = ext_page_req32->page_address; |
| 637 | ext_page_req->buf = PTRIN(ext_page_req32->buf); |
| 638 | ext_page_req->len = ext_page_req32->len; |
| 639 | ext_page_req->ioc_status = ext_page_req32->ioc_status; |
| 640 | break; |
| 641 | case MPTIO_RAID_ACTION32: |
| 642 | raid_act = &raid_act_swab; |
| 643 | raid_act->action = raid_act32->action; |
| 644 | raid_act->volume_bus = raid_act32->volume_bus; |
| 645 | raid_act->volume_id = raid_act32->volume_id; |
| 646 | raid_act->phys_disk_num = raid_act32->phys_disk_num; |
| 647 | raid_act->action_data_word = raid_act32->action_data_word; |
| 648 | raid_act->buf = PTRIN(raid_act32->buf); |
| 649 | raid_act->len = raid_act32->len; |
| 650 | raid_act->volume_status = raid_act32->volume_status; |
| 651 | bcopy(raid_act32->action_data, raid_act->action_data, |
| 652 | sizeof(raid_act->action_data)); |
| 653 | raid_act->action_status = raid_act32->action_status; |
| 654 | raid_act->ioc_status = raid_act32->ioc_status; |
| 655 | raid_act->write = raid_act32->write; |
| 656 | break; |
| 657 | } |
| 658 | #endif |
| 659 | |
| 660 | switch (cmd) { |
| 661 | #ifdef __x86_64__ |
| 662 | case MPTIO_READ_CFG_HEADER32: |
| 663 | #endif |
| 664 | case MPTIO_READ_CFG_HEADER: |
| 665 | MPT_LOCK(mpt); |
| 666 | error = mpt_user_read_cfg_header(mpt, page_req); |
| 667 | MPT_UNLOCK(mpt); |
| 668 | break; |
| 669 | #ifdef __x86_64__ |
| 670 | case MPTIO_READ_CFG_PAGE32: |
| 671 | #endif |
| 672 | case MPTIO_READ_CFG_PAGE: |
| 673 | error = mpt_alloc_buffer(mpt, &mpt_page, page_req->len); |
| 674 | if (error) |
| 675 | break; |
| 676 | error = copyin(page_req->buf, mpt_page.vaddr, |
| 677 | sizeof(CONFIG_PAGE_HEADER)); |
| 678 | if (error) |
| 679 | break; |
| 680 | MPT_LOCK(mpt); |
| 681 | error = mpt_user_read_cfg_page(mpt, page_req, &mpt_page); |
| 682 | MPT_UNLOCK(mpt); |
| 683 | if (error) |
| 684 | break; |
| 685 | error = copyout(mpt_page.vaddr, page_req->buf, page_req->len); |
| 686 | break; |
| 687 | #ifdef __x86_64__ |
| 688 | case MPTIO_READ_EXT_CFG_HEADER32: |
| 689 | #endif |
| 690 | case MPTIO_READ_EXT_CFG_HEADER: |
| 691 | MPT_LOCK(mpt); |
| 692 | error = mpt_user_read_extcfg_header(mpt, ext_page_req); |
| 693 | MPT_UNLOCK(mpt); |
| 694 | break; |
| 695 | #ifdef __x86_64__ |
| 696 | case MPTIO_READ_EXT_CFG_PAGE32: |
| 697 | #endif |
| 698 | case MPTIO_READ_EXT_CFG_PAGE: |
| 699 | error = mpt_alloc_buffer(mpt, &mpt_page, ext_page_req->len); |
| 700 | if (error) |
| 701 | break; |
| 702 | error = copyin(ext_page_req->buf, mpt_page.vaddr, |
| 703 | sizeof(CONFIG_EXTENDED_PAGE_HEADER)); |
| 704 | if (error) |
| 705 | break; |
| 706 | MPT_LOCK(mpt); |
| 707 | error = mpt_user_read_extcfg_page(mpt, ext_page_req, &mpt_page); |
| 708 | MPT_UNLOCK(mpt); |
| 709 | if (error) |
| 710 | break; |
| 711 | error = copyout(mpt_page.vaddr, ext_page_req->buf, |
| 712 | ext_page_req->len); |
| 713 | break; |
| 714 | #ifdef __x86_64__ |
| 715 | case MPTIO_WRITE_CFG_PAGE32: |
| 716 | #endif |
| 717 | case MPTIO_WRITE_CFG_PAGE: |
| 718 | error = mpt_alloc_buffer(mpt, &mpt_page, page_req->len); |
| 719 | if (error) |
| 720 | break; |
| 721 | error = copyin(page_req->buf, mpt_page.vaddr, page_req->len); |
| 722 | if (error) |
| 723 | break; |
| 724 | MPT_LOCK(mpt); |
| 725 | error = mpt_user_write_cfg_page(mpt, page_req, &mpt_page); |
| 726 | MPT_UNLOCK(mpt); |
| 727 | break; |
| 728 | #ifdef __x86_64__ |
| 729 | case MPTIO_RAID_ACTION32: |
| 730 | #endif |
| 731 | case MPTIO_RAID_ACTION: |
| 732 | if (raid_act->buf != NULL) { |
| 733 | error = mpt_alloc_buffer(mpt, &mpt_page, raid_act->len); |
| 734 | if (error) |
| 735 | break; |
| 736 | error = copyin(raid_act->buf, mpt_page.vaddr, |
| 737 | raid_act->len); |
| 738 | if (error) |
| 739 | break; |
| 740 | } |
| 741 | MPT_LOCK(mpt); |
| 742 | error = mpt_user_raid_action(mpt, raid_act, &mpt_page); |
| 743 | MPT_UNLOCK(mpt); |
| 744 | if (error) |
| 745 | break; |
| 746 | if (raid_act->buf != NULL) |
| 747 | error = copyout(mpt_page.vaddr, raid_act->buf, |
| 748 | raid_act->len); |
| 749 | break; |
| 750 | default: |
| 751 | error = ENOIOCTL; |
| 752 | break; |
| 753 | } |
| 754 | |
| 755 | mpt_free_buffer(&mpt_page); |
| 756 | |
| 757 | if (error) |
| 758 | return (error); |
| 759 | |
| 760 | #ifdef __x86_64__ |
| 761 | /* Convert native structs to 32-bit ones. */ |
| 762 | switch (cmd) { |
| 763 | case MPTIO_READ_CFG_HEADER32: |
| 764 | case MPTIO_READ_CFG_PAGE32: |
| 765 | case MPTIO_WRITE_CFG_PAGE32: |
| 766 | page_req32->header = page_req->header; |
| 767 | page_req32->page_address = page_req->page_address; |
| 768 | page_req32->buf = PTROUT(page_req->buf); |
| 769 | page_req32->len = page_req->len; |
| 770 | page_req32->ioc_status = page_req->ioc_status; |
| 771 | break; |
| 772 | case MPTIO_READ_EXT_CFG_HEADER32: |
| 773 | case MPTIO_READ_EXT_CFG_PAGE32: |
| 774 | ext_page_req32->header = ext_page_req->header; |
| 775 | ext_page_req32->page_address = ext_page_req->page_address; |
| 776 | ext_page_req32->buf = PTROUT(ext_page_req->buf); |
| 777 | ext_page_req32->len = ext_page_req->len; |
| 778 | ext_page_req32->ioc_status = ext_page_req->ioc_status; |
| 779 | break; |
| 780 | case MPTIO_RAID_ACTION32: |
| 781 | raid_act32->action = raid_act->action; |
| 782 | raid_act32->volume_bus = raid_act->volume_bus; |
| 783 | raid_act32->volume_id = raid_act->volume_id; |
| 784 | raid_act32->phys_disk_num = raid_act->phys_disk_num; |
| 785 | raid_act32->action_data_word = raid_act->action_data_word; |
| 786 | raid_act32->buf = PTROUT(raid_act->buf); |
| 787 | raid_act32->len = raid_act->len; |
| 788 | raid_act32->volume_status = raid_act->volume_status; |
| 789 | bcopy(raid_act->action_data, raid_act32->action_data, |
| 790 | sizeof(raid_act->action_data)); |
| 791 | raid_act32->action_status = raid_act->action_status; |
| 792 | raid_act32->ioc_status = raid_act->ioc_status; |
| 793 | raid_act32->write = raid_act->write; |
| 794 | break; |
| 795 | } |
| 796 | #endif |
| 797 | |
| 798 | return (0); |
| 799 | } |