mpt.c revision 177881
1139749Simp/*- 2156000Smjacob * Generic routines for LSI Fusion adapters. 3101704Smjacob * FreeBSD Version. 4101704Smjacob * 5101704Smjacob * Copyright (c) 2000, 2001 by Greg Ansley 6101704Smjacob * 7101704Smjacob * Redistribution and use in source and binary forms, with or without 8101704Smjacob * modification, are permitted provided that the following conditions 9101704Smjacob * are met: 10101704Smjacob * 1. Redistributions of source code must retain the above copyright 11101704Smjacob * notice immediately at the beginning of the file, without modification, 12101704Smjacob * this list of conditions, and the following disclaimer. 13101704Smjacob * 2. The name of the author may not be used to endorse or promote products 14101704Smjacob * derived from this software without specific prior written permission. 15101704Smjacob * 16101704Smjacob * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 17101704Smjacob * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18101704Smjacob * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19101704Smjacob * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR 20101704Smjacob * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21101704Smjacob * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22101704Smjacob * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23101704Smjacob * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24101704Smjacob * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25101704Smjacob * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26101704Smjacob * SUCH DAMAGE. 27156000Smjacob */ 28156000Smjacob/*- 29156000Smjacob * Copyright (c) 2002, 2006 by Matthew Jacob 30156000Smjacob * All rights reserved. 31156104Smjacob * 32156000Smjacob * Redistribution and use in source and binary forms, with or without 33156000Smjacob * modification, are permitted provided that the following conditions are 34156000Smjacob * met: 35156000Smjacob * 1. Redistributions of source code must retain the above copyright 36156000Smjacob * notice, this list of conditions and the following disclaimer. 37156000Smjacob * 2. Redistributions in binary form must reproduce at minimum a disclaimer 38156000Smjacob * substantially similar to the "NO WARRANTY" disclaimer below 39156000Smjacob * ("Disclaimer") and any redistribution must be conditioned upon including 40156000Smjacob * a substantially similar Disclaimer requirement for further binary 41156000Smjacob * redistribution. 42156000Smjacob * 3. Neither the names of the above listed copyright holders nor the names 43156000Smjacob * of any contributors may be used to endorse or promote products derived 44156000Smjacob * from this software without specific prior written permission. 45156104Smjacob * 46156000Smjacob * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 47156000Smjacob * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 48156000Smjacob * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 49156000Smjacob * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 50156000Smjacob * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 51156000Smjacob * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 52156000Smjacob * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 53156000Smjacob * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 54156000Smjacob * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 55156000Smjacob * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF THE COPYRIGHT 56156000Smjacob * OWNER OR CONTRIBUTOR IS ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 57147883Sscottl * 58156000Smjacob * Support from Chris Ellsworth in order to make SAS adapters work 59156000Smjacob * is gratefully acknowledged. 60159052Smjacob * 61159052Smjacob * 62159052Smjacob * Support from LSI-Logic has also gone a great deal toward making this a 63159052Smjacob * workable subsystem and is gratefully acknowledged. 64101704Smjacob */ 65156000Smjacob/*- 66147883Sscottl * Copyright (c) 2004, Avid Technology, Inc. and its contributors. 67147883Sscottl * Copyright (c) 2005, WHEEL Sp. z o.o. 68147883Sscottl * Copyright (c) 2004, 2005 Justin T. Gibbs 69147883Sscottl * All rights reserved. 70156104Smjacob * 71147883Sscottl * Redistribution and use in source and binary forms, with or without 72147883Sscottl * modification, are permitted provided that the following conditions are 73147883Sscottl * met: 74147883Sscottl * 1. Redistributions of source code must retain the above copyright 75147883Sscottl * notice, this list of conditions and the following disclaimer. 76147883Sscottl * 2. Redistributions in binary form must reproduce at minimum a disclaimer 77147883Sscottl * substantially similar to the "NO WARRANTY" disclaimer below 78147883Sscottl * ("Disclaimer") and any redistribution must be conditioned upon including 79147883Sscottl * a substantially similar Disclaimer requirement for further binary 80147883Sscottl * redistribution. 81148679Sgibbs * 3. Neither the names of the above listed copyright holders nor the names 82148679Sgibbs * of any contributors may be used to endorse or promote products derived 83148679Sgibbs * from this software without specific prior written permission. 84156104Smjacob * 85147883Sscottl * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 86147883Sscottl * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 87147883Sscottl * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 88147883Sscottl * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 89147883Sscottl * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 90147883Sscottl * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 91147883Sscottl * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 92147883Sscottl * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 93147883Sscottl * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 94147883Sscottl * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF THE COPYRIGHT 95147883Sscottl * OWNER OR CONTRIBUTOR IS ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 96101704Smjacob */ 97101704Smjacob 98134123Sobrien#include <sys/cdefs.h> 99134123Sobrien__FBSDID("$FreeBSD: head/sys/dev/mpt/mpt.c 177881 2008-04-03 14:39:48Z scottl $"); 100134123Sobrien 101147883Sscottl#include <dev/mpt/mpt.h> 102147883Sscottl#include <dev/mpt/mpt_cam.h> /* XXX For static handler registration */ 103147883Sscottl#include <dev/mpt/mpt_raid.h> /* XXX For static handler registration */ 104102199Smjacob 105147883Sscottl#include <dev/mpt/mpilib/mpi.h> 106147883Sscottl#include <dev/mpt/mpilib/mpi_ioc.h> 107157117Smjacob#include <dev/mpt/mpilib/mpi_fc.h> 108157117Smjacob#include <dev/mpt/mpilib/mpi_targ.h> 109147883Sscottl 110147883Sscottl#include <sys/sysctl.h> 111147883Sscottl 112101704Smjacob#define MPT_MAX_TRYS 3 113101704Smjacob#define MPT_MAX_WAIT 300000 114101704Smjacob 115101704Smjacobstatic int maxwait_ack = 0; 116101704Smjacobstatic int maxwait_int = 0; 117101704Smjacobstatic int maxwait_state = 0; 118101704Smjacob 119162133Smjacobstatic TAILQ_HEAD(, mpt_softc) mpt_tailq = TAILQ_HEAD_INITIALIZER(mpt_tailq); 120147883Sscottlmpt_reply_handler_t *mpt_reply_handlers[MPT_NUM_REPLY_HANDLERS]; 121101704Smjacob 122147883Sscottlstatic mpt_reply_handler_t mpt_default_reply_handler; 123147883Sscottlstatic mpt_reply_handler_t mpt_config_reply_handler; 124147883Sscottlstatic mpt_reply_handler_t mpt_handshake_reply_handler; 125147883Sscottlstatic mpt_reply_handler_t mpt_event_reply_handler; 126147883Sscottlstatic void mpt_send_event_ack(struct mpt_softc *mpt, request_t *ack_req, 127147883Sscottl MSG_EVENT_NOTIFY_REPLY *msg, uint32_t context); 128155521Smjacobstatic int mpt_send_event_request(struct mpt_softc *mpt, int onoff); 129147883Sscottlstatic int mpt_soft_reset(struct mpt_softc *mpt); 130147883Sscottlstatic void mpt_hard_reset(struct mpt_softc *mpt); 131164990Smjacobstatic int mpt_configure_ioc(struct mpt_softc *mpt, int, int); 132157117Smjacobstatic int mpt_enable_ioc(struct mpt_softc *mpt, int); 133147883Sscottl 134147883Sscottl/************************* Personality Module Support *************************/ 135147883Sscottl/* 136147883Sscottl * We include one extra entry that is guaranteed to be NULL 137147883Sscottl * to simplify our itterator. 138147883Sscottl */ 139147883Sscottlstatic struct mpt_personality *mpt_personalities[MPT_MAX_PERSONALITIES + 1]; 140147883Sscottlstatic __inline struct mpt_personality* 141147883Sscottl mpt_pers_find(struct mpt_softc *, u_int); 142147883Sscottlstatic __inline struct mpt_personality* 143147883Sscottl mpt_pers_find_reverse(struct mpt_softc *, u_int); 144147883Sscottl 145147883Sscottlstatic __inline struct mpt_personality * 146147883Sscottlmpt_pers_find(struct mpt_softc *mpt, u_int start_at) 147101704Smjacob{ 148147883Sscottl KASSERT(start_at <= MPT_MAX_PERSONALITIES, 149147883Sscottl ("mpt_pers_find: starting position out of range\n")); 150147883Sscottl 151147883Sscottl while (start_at < MPT_MAX_PERSONALITIES 152147883Sscottl && (mpt->mpt_pers_mask & (0x1 << start_at)) == 0) { 153147883Sscottl start_at++; 154147883Sscottl } 155147883Sscottl return (mpt_personalities[start_at]); 156147883Sscottl} 157147883Sscottl 158147883Sscottl/* 159157117Smjacob * Used infrequently, so no need to optimize like a forward 160147883Sscottl * traversal where we use the MAX+1 is guaranteed to be NULL 161147883Sscottl * trick. 162147883Sscottl */ 163147883Sscottlstatic __inline struct mpt_personality * 164147883Sscottlmpt_pers_find_reverse(struct mpt_softc *mpt, u_int start_at) 165147883Sscottl{ 166147883Sscottl while (start_at < MPT_MAX_PERSONALITIES 167147883Sscottl && (mpt->mpt_pers_mask & (0x1 << start_at)) == 0) { 168147883Sscottl start_at--; 169147883Sscottl } 170147883Sscottl if (start_at < MPT_MAX_PERSONALITIES) 171147883Sscottl return (mpt_personalities[start_at]); 172147883Sscottl return (NULL); 173147883Sscottl} 174147883Sscottl 175147883Sscottl#define MPT_PERS_FOREACH(mpt, pers) \ 176147883Sscottl for (pers = mpt_pers_find(mpt, /*start_at*/0); \ 177147883Sscottl pers != NULL; \ 178147883Sscottl pers = mpt_pers_find(mpt, /*start_at*/pers->id+1)) 179147883Sscottl 180147883Sscottl#define MPT_PERS_FOREACH_REVERSE(mpt, pers) \ 181147883Sscottl for (pers = mpt_pers_find_reverse(mpt, MPT_MAX_PERSONALITIES-1);\ 182147883Sscottl pers != NULL; \ 183147883Sscottl pers = mpt_pers_find_reverse(mpt, /*start_at*/pers->id-1)) 184147883Sscottl 185147883Sscottlstatic mpt_load_handler_t mpt_stdload; 186147883Sscottlstatic mpt_probe_handler_t mpt_stdprobe; 187147883Sscottlstatic mpt_attach_handler_t mpt_stdattach; 188157117Smjacobstatic mpt_enable_handler_t mpt_stdenable; 189162133Smjacobstatic mpt_ready_handler_t mpt_stdready; 190147883Sscottlstatic mpt_event_handler_t mpt_stdevent; 191147883Sscottlstatic mpt_reset_handler_t mpt_stdreset; 192147883Sscottlstatic mpt_shutdown_handler_t mpt_stdshutdown; 193147883Sscottlstatic mpt_detach_handler_t mpt_stddetach; 194147883Sscottlstatic mpt_unload_handler_t mpt_stdunload; 195147883Sscottlstatic struct mpt_personality mpt_default_personality = 196147883Sscottl{ 197147883Sscottl .load = mpt_stdload, 198147883Sscottl .probe = mpt_stdprobe, 199147883Sscottl .attach = mpt_stdattach, 200157117Smjacob .enable = mpt_stdenable, 201162133Smjacob .ready = mpt_stdready, 202147883Sscottl .event = mpt_stdevent, 203147883Sscottl .reset = mpt_stdreset, 204147883Sscottl .shutdown = mpt_stdshutdown, 205147883Sscottl .detach = mpt_stddetach, 206147883Sscottl .unload = mpt_stdunload 207147883Sscottl}; 208147883Sscottl 209147883Sscottlstatic mpt_load_handler_t mpt_core_load; 210147883Sscottlstatic mpt_attach_handler_t mpt_core_attach; 211157117Smjacobstatic mpt_enable_handler_t mpt_core_enable; 212147883Sscottlstatic mpt_reset_handler_t mpt_core_ioc_reset; 213147883Sscottlstatic mpt_event_handler_t mpt_core_event; 214147883Sscottlstatic mpt_shutdown_handler_t mpt_core_shutdown; 215147883Sscottlstatic mpt_shutdown_handler_t mpt_core_detach; 216147883Sscottlstatic mpt_unload_handler_t mpt_core_unload; 217147883Sscottlstatic struct mpt_personality mpt_core_personality = 218147883Sscottl{ 219147883Sscottl .name = "mpt_core", 220147883Sscottl .load = mpt_core_load, 221177808Sscottl// .attach = mpt_core_attach, 222177808Sscottl// .enable = mpt_core_enable, 223147883Sscottl .event = mpt_core_event, 224147883Sscottl .reset = mpt_core_ioc_reset, 225147883Sscottl .shutdown = mpt_core_shutdown, 226147883Sscottl .detach = mpt_core_detach, 227147883Sscottl .unload = mpt_core_unload, 228147883Sscottl}; 229147883Sscottl 230147883Sscottl/* 231147883Sscottl * Manual declaration so that DECLARE_MPT_PERSONALITY doesn't need 232147883Sscottl * ordering information. We want the core to always register FIRST. 233147883Sscottl * other modules are set to SI_ORDER_SECOND. 234147883Sscottl */ 235147883Sscottlstatic moduledata_t mpt_core_mod = { 236147883Sscottl "mpt_core", mpt_modevent, &mpt_core_personality 237147883Sscottl}; 238147883SscottlDECLARE_MODULE(mpt_core, mpt_core_mod, SI_SUB_DRIVERS, SI_ORDER_FIRST); 239147883SscottlMODULE_VERSION(mpt_core, 1); 240147883Sscottl 241157117Smjacob#define MPT_PERS_ATTACHED(pers, mpt) ((mpt)->mpt_pers_mask & (0x1 << pers->id)) 242147883Sscottl 243147883Sscottlint 244147883Sscottlmpt_modevent(module_t mod, int type, void *data) 245147883Sscottl{ 246147883Sscottl struct mpt_personality *pers; 247147883Sscottl int error; 248147883Sscottl 249147883Sscottl pers = (struct mpt_personality *)data; 250147883Sscottl 251147883Sscottl error = 0; 252147883Sscottl switch (type) { 253147883Sscottl case MOD_LOAD: 254147883Sscottl { 255147883Sscottl mpt_load_handler_t **def_handler; 256147883Sscottl mpt_load_handler_t **pers_handler; 257147883Sscottl int i; 258147883Sscottl 259147883Sscottl for (i = 0; i < MPT_MAX_PERSONALITIES; i++) { 260147883Sscottl if (mpt_personalities[i] == NULL) 261147883Sscottl break; 262147883Sscottl } 263147883Sscottl if (i >= MPT_MAX_PERSONALITIES) { 264147883Sscottl error = ENOMEM; 265147883Sscottl break; 266147883Sscottl } 267147883Sscottl pers->id = i; 268147883Sscottl mpt_personalities[i] = pers; 269147883Sscottl 270147883Sscottl /* Install standard/noop handlers for any NULL entries. */ 271147883Sscottl def_handler = MPT_PERS_FIRST_HANDLER(&mpt_default_personality); 272147883Sscottl pers_handler = MPT_PERS_FIRST_HANDLER(pers); 273147883Sscottl while (pers_handler <= MPT_PERS_LAST_HANDLER(pers)) { 274147883Sscottl if (*pers_handler == NULL) 275147883Sscottl *pers_handler = *def_handler; 276147883Sscottl pers_handler++; 277147883Sscottl def_handler++; 278147883Sscottl } 279147883Sscottl 280147883Sscottl error = (pers->load(pers)); 281147883Sscottl if (error != 0) 282147883Sscottl mpt_personalities[i] = NULL; 283147883Sscottl break; 284147883Sscottl } 285147883Sscottl case MOD_SHUTDOWN: 286147883Sscottl break; 287157117Smjacob#if __FreeBSD_version >= 500000 288147883Sscottl case MOD_QUIESCE: 289147883Sscottl break; 290157117Smjacob#endif 291147883Sscottl case MOD_UNLOAD: 292147883Sscottl error = pers->unload(pers); 293147883Sscottl mpt_personalities[pers->id] = NULL; 294147883Sscottl break; 295147883Sscottl default: 296147883Sscottl error = EINVAL; 297147883Sscottl break; 298147883Sscottl } 299147883Sscottl return (error); 300147883Sscottl} 301147883Sscottl 302147883Sscottlint 303147883Sscottlmpt_stdload(struct mpt_personality *pers) 304147883Sscottl{ 305147883Sscottl /* Load is always successfull. */ 306147883Sscottl return (0); 307147883Sscottl} 308147883Sscottl 309147883Sscottlint 310147883Sscottlmpt_stdprobe(struct mpt_softc *mpt) 311147883Sscottl{ 312147883Sscottl /* Probe is always successfull. */ 313147883Sscottl return (0); 314147883Sscottl} 315147883Sscottl 316147883Sscottlint 317147883Sscottlmpt_stdattach(struct mpt_softc *mpt) 318147883Sscottl{ 319147883Sscottl /* Attach is always successfull. */ 320147883Sscottl return (0); 321147883Sscottl} 322147883Sscottl 323147883Sscottlint 324157117Smjacobmpt_stdenable(struct mpt_softc *mpt) 325157117Smjacob{ 326157117Smjacob /* Enable is always successfull. */ 327157117Smjacob return (0); 328157117Smjacob} 329157117Smjacob 330162133Smjacobvoid 331162133Smjacobmpt_stdready(struct mpt_softc *mpt) 332162133Smjacob{ 333162133Smjacob} 334162133Smjacob 335162133Smjacob 336157117Smjacobint 337155521Smjacobmpt_stdevent(struct mpt_softc *mpt, request_t *req, MSG_EVENT_NOTIFY_REPLY *msg) 338147883Sscottl{ 339155521Smjacob mpt_lprt(mpt, MPT_PRT_DEBUG, "mpt_stdevent: 0x%x\n", msg->Event & 0xFF); 340147883Sscottl /* Event was not for us. */ 341147883Sscottl return (0); 342147883Sscottl} 343147883Sscottl 344147883Sscottlvoid 345147883Sscottlmpt_stdreset(struct mpt_softc *mpt, int type) 346147883Sscottl{ 347147883Sscottl} 348147883Sscottl 349147883Sscottlvoid 350147883Sscottlmpt_stdshutdown(struct mpt_softc *mpt) 351147883Sscottl{ 352147883Sscottl} 353147883Sscottl 354147883Sscottlvoid 355147883Sscottlmpt_stddetach(struct mpt_softc *mpt) 356147883Sscottl{ 357147883Sscottl} 358147883Sscottl 359147883Sscottlint 360147883Sscottlmpt_stdunload(struct mpt_personality *pers) 361147883Sscottl{ 362147883Sscottl /* Unload is always successfull. */ 363147883Sscottl return (0); 364147883Sscottl} 365147883Sscottl 366162133Smjacob/* 367162133Smjacob * Post driver attachment, we may want to perform some global actions. 368162133Smjacob * Here is the hook to do so. 369162133Smjacob */ 370162133Smjacob 371162133Smjacobstatic void 372162133Smjacobmpt_postattach(void *unused) 373162133Smjacob{ 374162133Smjacob struct mpt_softc *mpt; 375162133Smjacob struct mpt_personality *pers; 376162133Smjacob 377162133Smjacob TAILQ_FOREACH(mpt, &mpt_tailq, links) { 378162133Smjacob MPT_PERS_FOREACH(mpt, pers) 379162133Smjacob pers->ready(mpt); 380162133Smjacob } 381162133Smjacob} 382162133SmjacobSYSINIT(mptdev, SI_SUB_CONFIGURE, SI_ORDER_MIDDLE, mpt_postattach, NULL); 383162133Smjacob 384162133Smjacob 385147883Sscottl/******************************* Bus DMA Support ******************************/ 386147883Sscottlvoid 387147883Sscottlmpt_map_rquest(void *arg, bus_dma_segment_t *segs, int nseg, int error) 388147883Sscottl{ 389147883Sscottl struct mpt_map_info *map_info; 390147883Sscottl 391147883Sscottl map_info = (struct mpt_map_info *)arg; 392147883Sscottl map_info->error = error; 393147883Sscottl map_info->phys = segs->ds_addr; 394147883Sscottl} 395147883Sscottl 396147883Sscottl/**************************** Reply/Event Handling ****************************/ 397147883Sscottlint 398147883Sscottlmpt_register_handler(struct mpt_softc *mpt, mpt_handler_type type, 399147883Sscottl mpt_handler_t handler, uint32_t *phandler_id) 400147883Sscottl{ 401147883Sscottl 402147883Sscottl switch (type) { 403147883Sscottl case MPT_HANDLER_REPLY: 404147883Sscottl { 405147883Sscottl u_int cbi; 406147883Sscottl u_int free_cbi; 407147883Sscottl 408147883Sscottl if (phandler_id == NULL) 409147883Sscottl return (EINVAL); 410147883Sscottl 411147883Sscottl free_cbi = MPT_HANDLER_ID_NONE; 412147883Sscottl for (cbi = 0; cbi < MPT_NUM_REPLY_HANDLERS; cbi++) { 413147883Sscottl /* 414147883Sscottl * If the same handler is registered multiple 415147883Sscottl * times, don't error out. Just return the 416147883Sscottl * index of the original registration. 417147883Sscottl */ 418147883Sscottl if (mpt_reply_handlers[cbi] == handler.reply_handler) { 419147883Sscottl *phandler_id = MPT_CBI_TO_HID(cbi); 420147883Sscottl return (0); 421147883Sscottl } 422147883Sscottl 423147883Sscottl /* 424147883Sscottl * Fill from the front in the hope that 425147883Sscottl * all registered handlers consume only a 426147883Sscottl * single cache line. 427147883Sscottl * 428147883Sscottl * We don't break on the first empty slot so 429147883Sscottl * that the full table is checked to see if 430147883Sscottl * this handler was previously registered. 431147883Sscottl */ 432157117Smjacob if (free_cbi == MPT_HANDLER_ID_NONE && 433157117Smjacob (mpt_reply_handlers[cbi] 434147883Sscottl == mpt_default_reply_handler)) 435147883Sscottl free_cbi = cbi; 436147883Sscottl } 437157117Smjacob if (free_cbi == MPT_HANDLER_ID_NONE) { 438147883Sscottl return (ENOMEM); 439157117Smjacob } 440147883Sscottl mpt_reply_handlers[free_cbi] = handler.reply_handler; 441147883Sscottl *phandler_id = MPT_CBI_TO_HID(free_cbi); 442147883Sscottl break; 443147883Sscottl } 444147883Sscottl default: 445147883Sscottl mpt_prt(mpt, "mpt_register_handler unknown type %d\n", type); 446147883Sscottl return (EINVAL); 447147883Sscottl } 448147883Sscottl return (0); 449147883Sscottl} 450147883Sscottl 451147883Sscottlint 452147883Sscottlmpt_deregister_handler(struct mpt_softc *mpt, mpt_handler_type type, 453147883Sscottl mpt_handler_t handler, uint32_t handler_id) 454147883Sscottl{ 455147883Sscottl 456147883Sscottl switch (type) { 457147883Sscottl case MPT_HANDLER_REPLY: 458147883Sscottl { 459147883Sscottl u_int cbi; 460147883Sscottl 461147883Sscottl cbi = MPT_CBI(handler_id); 462147883Sscottl if (cbi >= MPT_NUM_REPLY_HANDLERS 463147883Sscottl || mpt_reply_handlers[cbi] != handler.reply_handler) 464147883Sscottl return (ENOENT); 465147883Sscottl mpt_reply_handlers[cbi] = mpt_default_reply_handler; 466147883Sscottl break; 467147883Sscottl } 468147883Sscottl default: 469147883Sscottl mpt_prt(mpt, "mpt_deregister_handler unknown type %d\n", type); 470147883Sscottl return (EINVAL); 471147883Sscottl } 472147883Sscottl return (0); 473147883Sscottl} 474147883Sscottl 475147883Sscottlstatic int 476147883Sscottlmpt_default_reply_handler(struct mpt_softc *mpt, request_t *req, 477157117Smjacob uint32_t reply_desc, MSG_DEFAULT_REPLY *reply_frame) 478147883Sscottl{ 479157117Smjacob mpt_prt(mpt, 480157117Smjacob "Default Handler Called: req=%p:%u reply_descriptor=%x frame=%p\n", 481157117Smjacob req, req->serno, reply_desc, reply_frame); 482147883Sscottl 483147883Sscottl if (reply_frame != NULL) 484147883Sscottl mpt_dump_reply_frame(mpt, reply_frame); 485147883Sscottl 486157117Smjacob mpt_prt(mpt, "Reply Frame Ignored\n"); 487147883Sscottl 488147883Sscottl return (/*free_reply*/TRUE); 489147883Sscottl} 490147883Sscottl 491147883Sscottlstatic int 492147883Sscottlmpt_config_reply_handler(struct mpt_softc *mpt, request_t *req, 493157117Smjacob uint32_t reply_desc, MSG_DEFAULT_REPLY *reply_frame) 494147883Sscottl{ 495147883Sscottl if (req != NULL) { 496147883Sscottl 497147883Sscottl if (reply_frame != NULL) { 498147883Sscottl MSG_CONFIG *cfgp; 499147883Sscottl MSG_CONFIG_REPLY *reply; 500147883Sscottl 501147883Sscottl cfgp = (MSG_CONFIG *)req->req_vbuf; 502147883Sscottl reply = (MSG_CONFIG_REPLY *)reply_frame; 503147883Sscottl req->IOCStatus = le16toh(reply_frame->IOCStatus); 504147883Sscottl bcopy(&reply->Header, &cfgp->Header, 505147883Sscottl sizeof(cfgp->Header)); 506170252Sscottl cfgp->ExtPageLength = reply->ExtPageLength; 507170252Sscottl cfgp->ExtPageType = reply->ExtPageType; 508147883Sscottl } 509147883Sscottl req->state &= ~REQ_STATE_QUEUED; 510147883Sscottl req->state |= REQ_STATE_DONE; 511147883Sscottl TAILQ_REMOVE(&mpt->request_pending_list, req, links); 512157354Smjacob if ((req->state & REQ_STATE_NEED_WAKEUP) != 0) { 513147883Sscottl wakeup(req); 514160396Smjacob } else if ((req->state & REQ_STATE_TIMEDOUT) != 0) { 515160396Smjacob /* 516160396Smjacob * Whew- we can free this request (late completion) 517160396Smjacob */ 518160396Smjacob mpt_free_request(mpt, req); 519157354Smjacob } 520147883Sscottl } 521147883Sscottl 522157354Smjacob return (TRUE); 523147883Sscottl} 524147883Sscottl 525147883Sscottlstatic int 526147883Sscottlmpt_handshake_reply_handler(struct mpt_softc *mpt, request_t *req, 527157117Smjacob uint32_t reply_desc, MSG_DEFAULT_REPLY *reply_frame) 528147883Sscottl{ 529147883Sscottl /* Nothing to be done. */ 530157354Smjacob return (TRUE); 531147883Sscottl} 532147883Sscottl 533147883Sscottlstatic int 534147883Sscottlmpt_event_reply_handler(struct mpt_softc *mpt, request_t *req, 535157117Smjacob uint32_t reply_desc, MSG_DEFAULT_REPLY *reply_frame) 536147883Sscottl{ 537147883Sscottl int free_reply; 538147883Sscottl 539157354Smjacob KASSERT(reply_frame != NULL, ("null reply in mpt_event_reply_handler")); 540157354Smjacob KASSERT(req != NULL, ("null request in mpt_event_reply_handler")); 541147883Sscottl 542147883Sscottl free_reply = TRUE; 543147883Sscottl switch (reply_frame->Function) { 544147883Sscottl case MPI_FUNCTION_EVENT_NOTIFICATION: 545147883Sscottl { 546147883Sscottl MSG_EVENT_NOTIFY_REPLY *msg; 547147883Sscottl struct mpt_personality *pers; 548147883Sscottl u_int handled; 549147883Sscottl 550147883Sscottl handled = 0; 551147883Sscottl msg = (MSG_EVENT_NOTIFY_REPLY *)reply_frame; 552164315Sjb msg->EventDataLength = le16toh(msg->EventDataLength); 553164315Sjb msg->IOCStatus = le16toh(msg->IOCStatus); 554164315Sjb msg->IOCLogInfo = le32toh(msg->IOCLogInfo); 555164315Sjb msg->Event = le32toh(msg->Event); 556147883Sscottl MPT_PERS_FOREACH(mpt, pers) 557147883Sscottl handled += pers->event(mpt, req, msg); 558147883Sscottl 559155521Smjacob if (handled == 0 && mpt->mpt_pers_mask == 0) { 560156301Smjacob mpt_lprt(mpt, MPT_PRT_INFO, 561155521Smjacob "No Handlers For Any Event Notify Frames. " 562155521Smjacob "Event %#x (ACK %sequired).\n", 563155521Smjacob msg->Event, msg->AckRequired? "r" : "not r"); 564155521Smjacob } else if (handled == 0) { 565173303Sscottl mpt_lprt(mpt, 566173303Sscottl msg->AckRequired? MPT_PRT_WARN : MPT_PRT_INFO, 567155521Smjacob "Unhandled Event Notify Frame. Event %#x " 568155521Smjacob "(ACK %sequired).\n", 569155521Smjacob msg->Event, msg->AckRequired? "r" : "not r"); 570155521Smjacob } 571147883Sscottl 572147883Sscottl if (msg->AckRequired) { 573147883Sscottl request_t *ack_req; 574147883Sscottl uint32_t context; 575147883Sscottl 576164315Sjb context = req->index | MPT_REPLY_HANDLER_EVENTS; 577157354Smjacob ack_req = mpt_get_request(mpt, FALSE); 578147883Sscottl if (ack_req == NULL) { 579147883Sscottl struct mpt_evtf_record *evtf; 580147883Sscottl 581147883Sscottl evtf = (struct mpt_evtf_record *)reply_frame; 582147883Sscottl evtf->context = context; 583147883Sscottl LIST_INSERT_HEAD(&mpt->ack_frames, evtf, links); 584147883Sscottl free_reply = FALSE; 585147883Sscottl break; 586147883Sscottl } 587147883Sscottl mpt_send_event_ack(mpt, ack_req, msg, context); 588157354Smjacob /* 589157354Smjacob * Don't check for CONTINUATION_REPLY here 590157354Smjacob */ 591157354Smjacob return (free_reply); 592147883Sscottl } 593147883Sscottl break; 594147883Sscottl } 595147883Sscottl case MPI_FUNCTION_PORT_ENABLE: 596157354Smjacob mpt_lprt(mpt, MPT_PRT_DEBUG , "enable port reply\n"); 597147883Sscottl break; 598147883Sscottl case MPI_FUNCTION_EVENT_ACK: 599147883Sscottl break; 600147883Sscottl default: 601157354Smjacob mpt_prt(mpt, "unknown event function: %x\n", 602147883Sscottl reply_frame->Function); 603147883Sscottl break; 604147883Sscottl } 605147883Sscottl 606157354Smjacob /* 607157354Smjacob * I'm not sure that this continuation stuff works as it should. 608157354Smjacob * 609157354Smjacob * I've had FC async events occur that free the frame up because 610157354Smjacob * the continuation bit isn't set, and then additional async events 611157354Smjacob * then occur using the same context. As you might imagine, this 612157354Smjacob * leads to Very Bad Thing. 613157354Smjacob * 614157354Smjacob * Let's just be safe for now and not free them up until we figure 615157354Smjacob * out what's actually happening here. 616157354Smjacob */ 617157354Smjacob#if 0 618157354Smjacob if ((reply_frame->MsgFlags & MPI_MSGFLAGS_CONTINUATION_REPLY) == 0) { 619147883Sscottl TAILQ_REMOVE(&mpt->request_pending_list, req, links); 620157354Smjacob mpt_free_request(mpt, req); 621157354Smjacob mpt_prt(mpt, "event_reply %x for req %p:%u NOT a continuation", 622157354Smjacob reply_frame->Function, req, req->serno); 623157354Smjacob if (reply_frame->Function == MPI_FUNCTION_EVENT_NOTIFICATION) { 624157354Smjacob MSG_EVENT_NOTIFY_REPLY *msg = 625157354Smjacob (MSG_EVENT_NOTIFY_REPLY *)reply_frame; 626157354Smjacob mpt_prtc(mpt, " Event=0x%x AckReq=%d", 627157354Smjacob msg->Event, msg->AckRequired); 628157354Smjacob } 629157354Smjacob } else { 630157354Smjacob mpt_prt(mpt, "event_reply %x for %p:%u IS a continuation", 631157354Smjacob reply_frame->Function, req, req->serno); 632157354Smjacob if (reply_frame->Function == MPI_FUNCTION_EVENT_NOTIFICATION) { 633157354Smjacob MSG_EVENT_NOTIFY_REPLY *msg = 634157354Smjacob (MSG_EVENT_NOTIFY_REPLY *)reply_frame; 635157354Smjacob mpt_prtc(mpt, " Event=0x%x AckReq=%d", 636157354Smjacob msg->Event, msg->AckRequired); 637157354Smjacob } 638157354Smjacob mpt_prtc(mpt, "\n"); 639147883Sscottl } 640157354Smjacob#endif 641147883Sscottl return (free_reply); 642147883Sscottl} 643147883Sscottl 644147883Sscottl/* 645147883Sscottl * Process an asynchronous event from the IOC. 646147883Sscottl */ 647147883Sscottlstatic int 648147883Sscottlmpt_core_event(struct mpt_softc *mpt, request_t *req, 649147883Sscottl MSG_EVENT_NOTIFY_REPLY *msg) 650147883Sscottl{ 651155521Smjacob mpt_lprt(mpt, MPT_PRT_DEBUG, "mpt_core_event: 0x%x\n", 652155521Smjacob msg->Event & 0xFF); 653147883Sscottl switch(msg->Event & 0xFF) { 654147883Sscottl case MPI_EVENT_NONE: 655147883Sscottl break; 656147883Sscottl case MPI_EVENT_LOG_DATA: 657147883Sscottl { 658147883Sscottl int i; 659147883Sscottl 660147883Sscottl /* Some error occured that LSI wants logged */ 661147883Sscottl mpt_prt(mpt, "EvtLogData: IOCLogInfo: 0x%08x\n", 662147883Sscottl msg->IOCLogInfo); 663147883Sscottl mpt_prt(mpt, "\tEvtLogData: Event Data:"); 664147883Sscottl for (i = 0; i < msg->EventDataLength; i++) 665147883Sscottl mpt_prtc(mpt, " %08x", msg->Data[i]); 666147883Sscottl mpt_prtc(mpt, "\n"); 667147883Sscottl break; 668147883Sscottl } 669147883Sscottl case MPI_EVENT_EVENT_CHANGE: 670147883Sscottl /* 671147883Sscottl * This is just an acknowledgement 672147883Sscottl * of our mpt_send_event_request. 673147883Sscottl */ 674147883Sscottl break; 675155521Smjacob case MPI_EVENT_SAS_DEVICE_STATUS_CHANGE: 676155521Smjacob break; 677147883Sscottl default: 678157354Smjacob return (0); 679147883Sscottl break; 680147883Sscottl } 681157354Smjacob return (1); 682147883Sscottl} 683147883Sscottl 684147883Sscottlstatic void 685147883Sscottlmpt_send_event_ack(struct mpt_softc *mpt, request_t *ack_req, 686147883Sscottl MSG_EVENT_NOTIFY_REPLY *msg, uint32_t context) 687147883Sscottl{ 688147883Sscottl MSG_EVENT_ACK *ackp; 689147883Sscottl 690147883Sscottl ackp = (MSG_EVENT_ACK *)ack_req->req_vbuf; 691157354Smjacob memset(ackp, 0, sizeof (*ackp)); 692147883Sscottl ackp->Function = MPI_FUNCTION_EVENT_ACK; 693164315Sjb ackp->Event = htole32(msg->Event); 694164315Sjb ackp->EventContext = htole32(msg->EventContext); 695164315Sjb ackp->MsgContext = htole32(context); 696147883Sscottl mpt_check_doorbell(mpt); 697147883Sscottl mpt_send_cmd(mpt, ack_req); 698147883Sscottl} 699147883Sscottl 700147883Sscottl/***************************** Interrupt Handling *****************************/ 701147883Sscottlvoid 702147883Sscottlmpt_intr(void *arg) 703147883Sscottl{ 704147883Sscottl struct mpt_softc *mpt; 705157117Smjacob uint32_t reply_desc; 706157117Smjacob int ntrips = 0; 707147883Sscottl 708147883Sscottl mpt = (struct mpt_softc *)arg; 709157662Smjacob mpt_lprt(mpt, MPT_PRT_DEBUG2, "enter mpt_intr\n"); 710169293Smjacob MPT_LOCK_ASSERT(mpt); 711169293Smjacob 712147883Sscottl while ((reply_desc = mpt_pop_reply_queue(mpt)) != MPT_REPLY_EMPTY) { 713147883Sscottl request_t *req; 714147883Sscottl MSG_DEFAULT_REPLY *reply_frame; 715147883Sscottl uint32_t reply_baddr; 716157117Smjacob uint32_t ctxt_idx; 717147883Sscottl u_int cb_index; 718147883Sscottl u_int req_index; 719147883Sscottl int free_rf; 720147883Sscottl 721147883Sscottl req = NULL; 722147883Sscottl reply_frame = NULL; 723147883Sscottl reply_baddr = 0; 724147883Sscottl if ((reply_desc & MPI_ADDRESS_REPLY_A_BIT) != 0) { 725147883Sscottl u_int offset; 726147883Sscottl /* 727147883Sscottl * Insure that the reply frame is coherent. 728147883Sscottl */ 729157354Smjacob reply_baddr = MPT_REPLY_BADDR(reply_desc); 730147883Sscottl offset = reply_baddr - (mpt->reply_phys & 0xFFFFFFFF); 731157117Smjacob bus_dmamap_sync_range(mpt->reply_dmat, 732157117Smjacob mpt->reply_dmap, offset, MPT_REPLY_SIZE, 733157117Smjacob BUS_DMASYNC_POSTREAD); 734147883Sscottl reply_frame = MPT_REPLY_OTOV(mpt, offset); 735157117Smjacob ctxt_idx = le32toh(reply_frame->MsgContext); 736157117Smjacob } else { 737157117Smjacob uint32_t type; 738157117Smjacob 739157117Smjacob type = MPI_GET_CONTEXT_REPLY_TYPE(reply_desc); 740157117Smjacob ctxt_idx = reply_desc; 741157117Smjacob mpt_lprt(mpt, MPT_PRT_DEBUG1, "Context Reply: 0x%08x\n", 742157117Smjacob reply_desc); 743157117Smjacob 744157117Smjacob switch (type) { 745157117Smjacob case MPI_CONTEXT_REPLY_TYPE_SCSI_INIT: 746157117Smjacob ctxt_idx &= MPI_CONTEXT_REPLY_CONTEXT_MASK; 747157117Smjacob break; 748157117Smjacob case MPI_CONTEXT_REPLY_TYPE_SCSI_TARGET: 749157117Smjacob ctxt_idx = GET_IO_INDEX(reply_desc); 750157117Smjacob if (mpt->tgt_cmd_ptrs == NULL) { 751157117Smjacob mpt_prt(mpt, 752157117Smjacob "mpt_intr: no target cmd ptrs\n"); 753157117Smjacob reply_desc = MPT_REPLY_EMPTY; 754157117Smjacob break; 755157117Smjacob } 756157117Smjacob if (ctxt_idx >= mpt->tgt_cmds_allocated) { 757157117Smjacob mpt_prt(mpt, 758157117Smjacob "mpt_intr: bad tgt cmd ctxt %u\n", 759157117Smjacob ctxt_idx); 760157117Smjacob reply_desc = MPT_REPLY_EMPTY; 761157117Smjacob ntrips = 1000; 762157117Smjacob break; 763157117Smjacob } 764157117Smjacob req = mpt->tgt_cmd_ptrs[ctxt_idx]; 765157117Smjacob if (req == NULL) { 766157117Smjacob mpt_prt(mpt, "no request backpointer " 767157117Smjacob "at index %u", ctxt_idx); 768157117Smjacob reply_desc = MPT_REPLY_EMPTY; 769157117Smjacob ntrips = 1000; 770157117Smjacob break; 771157117Smjacob } 772157117Smjacob /* 773157117Smjacob * Reformulate ctxt_idx to be just as if 774157117Smjacob * it were another type of context reply 775157117Smjacob * so the code below will find the request 776157117Smjacob * via indexing into the pool. 777157117Smjacob */ 778157117Smjacob ctxt_idx = 779157117Smjacob req->index | mpt->scsi_tgt_handler_id; 780157117Smjacob req = NULL; 781157117Smjacob break; 782157117Smjacob case MPI_CONTEXT_REPLY_TYPE_LAN: 783157117Smjacob mpt_prt(mpt, "LAN CONTEXT REPLY: 0x%08x\n", 784157117Smjacob reply_desc); 785157117Smjacob reply_desc = MPT_REPLY_EMPTY; 786157117Smjacob break; 787157117Smjacob default: 788157117Smjacob mpt_prt(mpt, "Context Reply 0x%08x?\n", type); 789157117Smjacob reply_desc = MPT_REPLY_EMPTY; 790157117Smjacob break; 791157117Smjacob } 792157117Smjacob if (reply_desc == MPT_REPLY_EMPTY) { 793157117Smjacob if (ntrips++ > 1000) { 794157117Smjacob break; 795157117Smjacob } 796157117Smjacob continue; 797157117Smjacob } 798147883Sscottl } 799157117Smjacob 800157117Smjacob cb_index = MPT_CONTEXT_TO_CBI(ctxt_idx); 801157117Smjacob req_index = MPT_CONTEXT_TO_REQI(ctxt_idx); 802157117Smjacob if (req_index < MPT_MAX_REQUESTS(mpt)) { 803147883Sscottl req = &mpt->request_pool[req_index]; 804157354Smjacob } else { 805157354Smjacob mpt_prt(mpt, "WARN: mpt_intr index == %d (reply_desc ==" 806157354Smjacob " 0x%x)\n", req_index, reply_desc); 807157117Smjacob } 808147883Sscottl 809157117Smjacob free_rf = mpt_reply_handlers[cb_index](mpt, req, 810157117Smjacob reply_desc, reply_frame); 811147883Sscottl 812157354Smjacob if (reply_frame != NULL && free_rf) { 813147883Sscottl mpt_free_reply(mpt, reply_baddr); 814157354Smjacob } 815157117Smjacob 816157117Smjacob /* 817157117Smjacob * If we got ourselves disabled, don't get stuck in a loop 818157117Smjacob */ 819157117Smjacob if (mpt->disabled) { 820157117Smjacob mpt_disable_ints(mpt); 821157117Smjacob break; 822157117Smjacob } 823157117Smjacob if (ntrips++ > 1000) { 824157117Smjacob break; 825157117Smjacob } 826147883Sscottl } 827157662Smjacob mpt_lprt(mpt, MPT_PRT_DEBUG2, "exit mpt_intr\n"); 828147883Sscottl} 829147883Sscottl 830147883Sscottl/******************************* Error Recovery *******************************/ 831147883Sscottlvoid 832147883Sscottlmpt_complete_request_chain(struct mpt_softc *mpt, struct req_queue *chain, 833147883Sscottl u_int iocstatus) 834147883Sscottl{ 835147883Sscottl MSG_DEFAULT_REPLY ioc_status_frame; 836147883Sscottl request_t *req; 837147883Sscottl 838157354Smjacob memset(&ioc_status_frame, 0, sizeof(ioc_status_frame)); 839147883Sscottl ioc_status_frame.MsgLength = roundup2(sizeof(ioc_status_frame), 4); 840156104Smjacob ioc_status_frame.IOCStatus = iocstatus; 841147883Sscottl while((req = TAILQ_FIRST(chain)) != NULL) { 842147883Sscottl MSG_REQUEST_HEADER *msg_hdr; 843147883Sscottl u_int cb_index; 844157354Smjacob 845156796Smjacob TAILQ_REMOVE(chain, req, links); 846147883Sscottl msg_hdr = (MSG_REQUEST_HEADER *)req->req_vbuf; 847156104Smjacob ioc_status_frame.Function = msg_hdr->Function; 848156104Smjacob ioc_status_frame.MsgContext = msg_hdr->MsgContext; 849147883Sscottl cb_index = MPT_CONTEXT_TO_CBI(le32toh(msg_hdr->MsgContext)); 850157117Smjacob mpt_reply_handlers[cb_index](mpt, req, msg_hdr->MsgContext, 851157117Smjacob &ioc_status_frame); 852147883Sscottl } 853147883Sscottl} 854147883Sscottl 855147883Sscottl/********************************* Diagnostics ********************************/ 856147883Sscottl/* 857147883Sscottl * Perform a diagnostic dump of a reply frame. 858147883Sscottl */ 859147883Sscottlvoid 860147883Sscottlmpt_dump_reply_frame(struct mpt_softc *mpt, MSG_DEFAULT_REPLY *reply_frame) 861147883Sscottl{ 862147883Sscottl mpt_prt(mpt, "Address Reply:\n"); 863147883Sscottl mpt_print_reply(reply_frame); 864147883Sscottl} 865147883Sscottl 866147883Sscottl/******************************* Doorbell Access ******************************/ 867147883Sscottlstatic __inline uint32_t mpt_rd_db(struct mpt_softc *mpt); 868147883Sscottlstatic __inline uint32_t mpt_rd_intr(struct mpt_softc *mpt); 869147883Sscottl 870147883Sscottlstatic __inline uint32_t 871147883Sscottlmpt_rd_db(struct mpt_softc *mpt) 872147883Sscottl{ 873101704Smjacob return mpt_read(mpt, MPT_OFFSET_DOORBELL); 874101704Smjacob} 875101704Smjacob 876147883Sscottlstatic __inline uint32_t 877147883Sscottlmpt_rd_intr(struct mpt_softc *mpt) 878101704Smjacob{ 879101704Smjacob return mpt_read(mpt, MPT_OFFSET_INTR_STATUS); 880101704Smjacob} 881101704Smjacob 882101704Smjacob/* Busy wait for a door bell to be read by IOC */ 883101704Smjacobstatic int 884147883Sscottlmpt_wait_db_ack(struct mpt_softc *mpt) 885101704Smjacob{ 886101704Smjacob int i; 887101704Smjacob for (i=0; i < MPT_MAX_WAIT; i++) { 888101704Smjacob if (!MPT_DB_IS_BUSY(mpt_rd_intr(mpt))) { 889101704Smjacob maxwait_ack = i > maxwait_ack ? i : maxwait_ack; 890157117Smjacob return (MPT_OK); 891101704Smjacob } 892157117Smjacob DELAY(200); 893101704Smjacob } 894157117Smjacob return (MPT_FAIL); 895101704Smjacob} 896101704Smjacob 897101704Smjacob/* Busy wait for a door bell interrupt */ 898101704Smjacobstatic int 899147883Sscottlmpt_wait_db_int(struct mpt_softc *mpt) 900101704Smjacob{ 901101704Smjacob int i; 902164837Smjacob for (i = 0; i < MPT_MAX_WAIT; i++) { 903101704Smjacob if (MPT_DB_INTR(mpt_rd_intr(mpt))) { 904101704Smjacob maxwait_int = i > maxwait_int ? i : maxwait_int; 905101704Smjacob return MPT_OK; 906101704Smjacob } 907101704Smjacob DELAY(100); 908101704Smjacob } 909157117Smjacob return (MPT_FAIL); 910101704Smjacob} 911101704Smjacob 912101704Smjacob/* Wait for IOC to transition to a give state */ 913101704Smjacobvoid 914147883Sscottlmpt_check_doorbell(struct mpt_softc *mpt) 915101704Smjacob{ 916147883Sscottl uint32_t db = mpt_rd_db(mpt); 917101704Smjacob if (MPT_STATE(db) != MPT_DB_STATE_RUNNING) { 918147883Sscottl mpt_prt(mpt, "Device not running\n"); 919101704Smjacob mpt_print_db(db); 920101704Smjacob } 921101704Smjacob} 922101704Smjacob 923101704Smjacob/* Wait for IOC to transition to a give state */ 924101704Smjacobstatic int 925147883Sscottlmpt_wait_state(struct mpt_softc *mpt, enum DB_STATE_BITS state) 926101704Smjacob{ 927101704Smjacob int i; 928101704Smjacob 929101704Smjacob for (i = 0; i < MPT_MAX_WAIT; i++) { 930147883Sscottl uint32_t db = mpt_rd_db(mpt); 931101704Smjacob if (MPT_STATE(db) == state) { 932101704Smjacob maxwait_state = i > maxwait_state ? i : maxwait_state; 933101704Smjacob return (MPT_OK); 934101704Smjacob } 935101704Smjacob DELAY(100); 936101704Smjacob } 937101704Smjacob return (MPT_FAIL); 938101704Smjacob} 939101704Smjacob 940101704Smjacob 941147883Sscottl/************************* Intialization/Configuration ************************/ 942147883Sscottlstatic int mpt_download_fw(struct mpt_softc *mpt); 943147883Sscottl 944101704Smjacob/* Issue the reset COMMAND to the IOC */ 945147883Sscottlstatic int 946147883Sscottlmpt_soft_reset(struct mpt_softc *mpt) 947101704Smjacob{ 948147883Sscottl mpt_lprt(mpt, MPT_PRT_DEBUG, "soft reset\n"); 949101704Smjacob 950101704Smjacob /* Have to use hard reset if we are not in Running state */ 951101704Smjacob if (MPT_STATE(mpt_rd_db(mpt)) != MPT_DB_STATE_RUNNING) { 952147883Sscottl mpt_prt(mpt, "soft reset failed: device not running\n"); 953157117Smjacob return (MPT_FAIL); 954101704Smjacob } 955101704Smjacob 956101704Smjacob /* If door bell is in use we don't have a chance of getting 957101704Smjacob * a word in since the IOC probably crashed in message 958101704Smjacob * processing. So don't waste our time. 959101704Smjacob */ 960101704Smjacob if (MPT_DB_IS_IN_USE(mpt_rd_db(mpt))) { 961147883Sscottl mpt_prt(mpt, "soft reset failed: doorbell wedged\n"); 962157117Smjacob return (MPT_FAIL); 963101704Smjacob } 964101704Smjacob 965101704Smjacob /* Send the reset request to the IOC */ 966101704Smjacob mpt_write(mpt, MPT_OFFSET_DOORBELL, 967101704Smjacob MPI_FUNCTION_IOC_MESSAGE_UNIT_RESET << MPI_DOORBELL_FUNCTION_SHIFT); 968101704Smjacob if (mpt_wait_db_ack(mpt) != MPT_OK) { 969147883Sscottl mpt_prt(mpt, "soft reset failed: ack timeout\n"); 970157117Smjacob return (MPT_FAIL); 971101704Smjacob } 972101704Smjacob 973101704Smjacob /* Wait for the IOC to reload and come out of reset state */ 974101704Smjacob if (mpt_wait_state(mpt, MPT_DB_STATE_READY) != MPT_OK) { 975147883Sscottl mpt_prt(mpt, "soft reset failed: device did not restart\n"); 976157117Smjacob return (MPT_FAIL); 977101704Smjacob } 978101704Smjacob 979101704Smjacob return MPT_OK; 980101704Smjacob} 981101704Smjacob 982147883Sscottlstatic int 983147883Sscottlmpt_enable_diag_mode(struct mpt_softc *mpt) 984147883Sscottl{ 985147883Sscottl int try; 986147883Sscottl 987147883Sscottl try = 20; 988147883Sscottl while (--try) { 989147883Sscottl 990147883Sscottl if ((mpt_read(mpt, MPT_OFFSET_DIAGNOSTIC) & MPI_DIAG_DRWE) != 0) 991147883Sscottl break; 992147883Sscottl 993147883Sscottl /* Enable diagnostic registers */ 994147883Sscottl mpt_write(mpt, MPT_OFFSET_SEQUENCE, 0xFF); 995147883Sscottl mpt_write(mpt, MPT_OFFSET_SEQUENCE, MPI_WRSEQ_1ST_KEY_VALUE); 996147883Sscottl mpt_write(mpt, MPT_OFFSET_SEQUENCE, MPI_WRSEQ_2ND_KEY_VALUE); 997147883Sscottl mpt_write(mpt, MPT_OFFSET_SEQUENCE, MPI_WRSEQ_3RD_KEY_VALUE); 998147883Sscottl mpt_write(mpt, MPT_OFFSET_SEQUENCE, MPI_WRSEQ_4TH_KEY_VALUE); 999147883Sscottl mpt_write(mpt, MPT_OFFSET_SEQUENCE, MPI_WRSEQ_5TH_KEY_VALUE); 1000147883Sscottl 1001147883Sscottl DELAY(100000); 1002147883Sscottl } 1003147883Sscottl if (try == 0) 1004147883Sscottl return (EIO); 1005147883Sscottl return (0); 1006147883Sscottl} 1007147883Sscottl 1008147883Sscottlstatic void 1009147883Sscottlmpt_disable_diag_mode(struct mpt_softc *mpt) 1010147883Sscottl{ 1011147883Sscottl mpt_write(mpt, MPT_OFFSET_SEQUENCE, 0xFFFFFFFF); 1012147883Sscottl} 1013147883Sscottl 1014101704Smjacob/* This is a magic diagnostic reset that resets all the ARM 1015156104Smjacob * processors in the chip. 1016101704Smjacob */ 1017147883Sscottlstatic void 1018147883Sscottlmpt_hard_reset(struct mpt_softc *mpt) 1019101704Smjacob{ 1020147883Sscottl int error; 1021147883Sscottl int wait; 1022147883Sscottl uint32_t diagreg; 1023147883Sscottl 1024147883Sscottl mpt_lprt(mpt, MPT_PRT_DEBUG, "hard reset\n"); 1025147883Sscottl 1026147883Sscottl error = mpt_enable_diag_mode(mpt); 1027147883Sscottl if (error) { 1028147883Sscottl mpt_prt(mpt, "WARNING - Could not enter diagnostic mode !\n"); 1029147883Sscottl mpt_prt(mpt, "Trying to reset anyway.\n"); 1030101704Smjacob } 1031101704Smjacob 1032147883Sscottl diagreg = mpt_read(mpt, MPT_OFFSET_DIAGNOSTIC); 1033101704Smjacob 1034147883Sscottl /* 1035147883Sscottl * This appears to be a workaround required for some 1036147883Sscottl * firmware or hardware revs. 1037147883Sscottl */ 1038147883Sscottl mpt_write(mpt, MPT_OFFSET_DIAGNOSTIC, diagreg | MPI_DIAG_DISABLE_ARM); 1039147883Sscottl DELAY(1000); 1040147883Sscottl 1041101704Smjacob /* Diag. port is now active so we can now hit the reset bit */ 1042147883Sscottl mpt_write(mpt, MPT_OFFSET_DIAGNOSTIC, diagreg | MPI_DIAG_RESET_ADAPTER); 1043101704Smjacob 1044147883Sscottl /* 1045147883Sscottl * Ensure that the reset has finished. We delay 1ms 1046147883Sscottl * prior to reading the register to make sure the chip 1047147883Sscottl * has sufficiently completed its reset to handle register 1048147883Sscottl * accesses. 1049147883Sscottl */ 1050147883Sscottl wait = 5000; 1051147883Sscottl do { 1052147883Sscottl DELAY(1000); 1053147883Sscottl diagreg = mpt_read(mpt, MPT_OFFSET_DIAGNOSTIC); 1054147883Sscottl } while (--wait && (diagreg & MPI_DIAG_RESET_ADAPTER) == 0); 1055101704Smjacob 1056147883Sscottl if (wait == 0) { 1057147883Sscottl mpt_prt(mpt, "WARNING - Failed hard reset! " 1058147883Sscottl "Trying to initialize anyway.\n"); 1059147883Sscottl } 1060101704Smjacob 1061147883Sscottl /* 1062147883Sscottl * If we have firmware to download, it must be loaded before 1063147883Sscottl * the controller will become operational. Do so now. 1064147883Sscottl */ 1065147883Sscottl if (mpt->fw_image != NULL) { 1066147883Sscottl 1067147883Sscottl error = mpt_download_fw(mpt); 1068147883Sscottl 1069147883Sscottl if (error) { 1070147883Sscottl mpt_prt(mpt, "WARNING - Firmware Download Failed!\n"); 1071147883Sscottl mpt_prt(mpt, "Trying to initialize anyway.\n"); 1072147883Sscottl } 1073101704Smjacob } 1074101704Smjacob 1075147883Sscottl /* 1076147883Sscottl * Reseting the controller should have disabled write 1077147883Sscottl * access to the diagnostic registers, but disable 1078147883Sscottl * manually to be sure. 1079147883Sscottl */ 1080147883Sscottl mpt_disable_diag_mode(mpt); 1081101704Smjacob} 1082101704Smjacob 1083147883Sscottlstatic void 1084147883Sscottlmpt_core_ioc_reset(struct mpt_softc *mpt, int type) 1085147883Sscottl{ 1086147883Sscottl /* 1087147883Sscottl * Complete all pending requests with a status 1088147883Sscottl * appropriate for an IOC reset. 1089147883Sscottl */ 1090147883Sscottl mpt_complete_request_chain(mpt, &mpt->request_pending_list, 1091147883Sscottl MPI_IOCSTATUS_INVALID_STATE); 1092147883Sscottl} 1093147883Sscottl 1094147883Sscottl 1095101704Smjacob/* 1096101704Smjacob * Reset the IOC when needed. Try software command first then if needed 1097101704Smjacob * poke at the magic diagnostic reset. Note that a hard reset resets 1098101704Smjacob * *both* IOCs on dual function chips (FC929 && LSI1030) as well as 1099101704Smjacob * fouls up the PCI configuration registers. 1100101704Smjacob */ 1101101704Smjacobint 1102147883Sscottlmpt_reset(struct mpt_softc *mpt, int reinit) 1103101704Smjacob{ 1104147883Sscottl struct mpt_personality *pers; 1105147883Sscottl int ret; 1106156104Smjacob int retry_cnt = 0; 1107101704Smjacob 1108156104Smjacob /* 1109156104Smjacob * Try a soft reset. If that fails, get out the big hammer. 1110156104Smjacob */ 1111156104Smjacob again: 1112101704Smjacob if ((ret = mpt_soft_reset(mpt)) != MPT_OK) { 1113156104Smjacob int cnt; 1114156104Smjacob for (cnt = 0; cnt < 5; cnt++) { 1115156104Smjacob /* Failed; do a hard reset */ 1116156104Smjacob mpt_hard_reset(mpt); 1117101704Smjacob 1118156104Smjacob /* 1119156104Smjacob * Wait for the IOC to reload 1120156104Smjacob * and come out of reset state 1121156104Smjacob */ 1122156104Smjacob ret = mpt_wait_state(mpt, MPT_DB_STATE_READY); 1123156104Smjacob if (ret == MPT_OK) { 1124156104Smjacob break; 1125156104Smjacob } 1126156104Smjacob /* 1127156104Smjacob * Okay- try to check again... 1128156104Smjacob */ 1129156104Smjacob ret = mpt_wait_state(mpt, MPT_DB_STATE_READY); 1130156104Smjacob if (ret == MPT_OK) { 1131156104Smjacob break; 1132156104Smjacob } 1133156104Smjacob mpt_prt(mpt, "mpt_reset: failed hard reset (%d:%d)\n", 1134156104Smjacob retry_cnt, cnt); 1135156104Smjacob } 1136101704Smjacob } 1137101704Smjacob 1138156104Smjacob if (retry_cnt == 0) { 1139156104Smjacob /* 1140156104Smjacob * Invoke reset handlers. We bump the reset count so 1141156104Smjacob * that mpt_wait_req() understands that regardless of 1142156104Smjacob * the specified wait condition, it should stop its wait. 1143156104Smjacob */ 1144156104Smjacob mpt->reset_cnt++; 1145156104Smjacob MPT_PERS_FOREACH(mpt, pers) 1146156104Smjacob pers->reset(mpt, ret); 1147156104Smjacob } 1148147883Sscottl 1149157354Smjacob if (reinit) { 1150157117Smjacob ret = mpt_enable_ioc(mpt, 1); 1151156104Smjacob if (ret == MPT_OK) { 1152156104Smjacob mpt_enable_ints(mpt); 1153156104Smjacob } 1154156104Smjacob } 1155156104Smjacob if (ret != MPT_OK && retry_cnt++ < 2) { 1156156104Smjacob goto again; 1157156104Smjacob } 1158101704Smjacob return ret; 1159101704Smjacob} 1160101704Smjacob 1161101704Smjacob/* Return a command buffer to the free queue */ 1162101704Smjacobvoid 1163147883Sscottlmpt_free_request(struct mpt_softc *mpt, request_t *req) 1164101704Smjacob{ 1165155521Smjacob request_t *nxt; 1166147883Sscottl struct mpt_evtf_record *record; 1167147883Sscottl uint32_t reply_baddr; 1168147883Sscottl 1169103871Smjacob if (req == NULL || req != &mpt->request_pool[req->index]) { 1170101704Smjacob panic("mpt_free_request bad req ptr\n"); 1171101704Smjacob return; 1172101704Smjacob } 1173155521Smjacob if ((nxt = req->chain) != NULL) { 1174155521Smjacob req->chain = NULL; 1175155521Smjacob mpt_free_request(mpt, nxt); /* NB: recursion */ 1176155521Smjacob } 1177157354Smjacob KASSERT(req->state != REQ_STATE_FREE, ("freeing free request")); 1178157354Smjacob KASSERT(!(req->state & REQ_STATE_LOCKED), ("freeing locked request")); 1179169293Smjacob MPT_LOCK_ASSERT(mpt); 1180157662Smjacob KASSERT(mpt_req_on_free_list(mpt, req) == 0, 1181157662Smjacob ("mpt_free_request: req %p:%u func %x already on freelist", 1182157662Smjacob req, req->serno, ((MSG_REQUEST_HEADER *)req->req_vbuf)->Function)); 1183157662Smjacob KASSERT(mpt_req_on_pending_list(mpt, req) == 0, 1184157662Smjacob ("mpt_free_request: req %p:%u func %x on pending list", 1185157662Smjacob req, req->serno, ((MSG_REQUEST_HEADER *)req->req_vbuf)->Function)); 1186157662Smjacob#ifdef INVARIANTS 1187157662Smjacob mpt_req_not_spcl(mpt, req, "mpt_free_request", __LINE__); 1188157662Smjacob#endif 1189157354Smjacob 1190101704Smjacob req->ccb = NULL; 1191147883Sscottl if (LIST_EMPTY(&mpt->ack_frames)) { 1192157117Smjacob /* 1193157117Smjacob * Insert free ones at the tail 1194157117Smjacob */ 1195157354Smjacob req->serno = 0; 1196157354Smjacob req->state = REQ_STATE_FREE; 1197157662Smjacob#ifdef INVARIANTS 1198157662Smjacob memset(req->req_vbuf, 0xff, sizeof (MSG_REQUEST_HEADER)); 1199157662Smjacob#endif 1200157117Smjacob TAILQ_INSERT_TAIL(&mpt->request_free_list, req, links); 1201147883Sscottl if (mpt->getreqwaiter != 0) { 1202147883Sscottl mpt->getreqwaiter = 0; 1203147883Sscottl wakeup(&mpt->request_free_list); 1204147883Sscottl } 1205147883Sscottl return; 1206147883Sscottl } 1207147883Sscottl 1208147883Sscottl /* 1209147883Sscottl * Process an ack frame deferred due to resource shortage. 1210147883Sscottl */ 1211147883Sscottl record = LIST_FIRST(&mpt->ack_frames); 1212147883Sscottl LIST_REMOVE(record, links); 1213157354Smjacob req->state = REQ_STATE_ALLOCATED; 1214157662Smjacob mpt_assign_serno(mpt, req); 1215147883Sscottl mpt_send_event_ack(mpt, req, &record->reply, record->context); 1216147883Sscottl reply_baddr = (uint32_t)((uint8_t *)record - mpt->reply) 1217147883Sscottl + (mpt->reply_phys & 0xFFFFFFFF); 1218147883Sscottl mpt_free_reply(mpt, reply_baddr); 1219101704Smjacob} 1220101704Smjacob 1221101704Smjacob/* Get a command buffer from the free queue */ 1222101704Smjacobrequest_t * 1223147883Sscottlmpt_get_request(struct mpt_softc *mpt, int sleep_ok) 1224101704Smjacob{ 1225101704Smjacob request_t *req; 1226147883Sscottl 1227147883Sscottlretry: 1228169293Smjacob MPT_LOCK_ASSERT(mpt); 1229147883Sscottl req = TAILQ_FIRST(&mpt->request_free_list); 1230101704Smjacob if (req != NULL) { 1231147883Sscottl KASSERT(req == &mpt->request_pool[req->index], 1232147883Sscottl ("mpt_get_request: corrupted request free list\n")); 1233157354Smjacob KASSERT(req->state == REQ_STATE_FREE, 1234157662Smjacob ("req %p:%u not free on free list %x index %d function %x", 1235157662Smjacob req, req->serno, req->state, req->index, 1236157662Smjacob ((MSG_REQUEST_HEADER *)req->req_vbuf)->Function)); 1237147883Sscottl TAILQ_REMOVE(&mpt->request_free_list, req, links); 1238147883Sscottl req->state = REQ_STATE_ALLOCATED; 1239155521Smjacob req->chain = NULL; 1240157662Smjacob mpt_assign_serno(mpt, req); 1241171842Sscottl mpt_callout_init(&req->callout); 1242147883Sscottl } else if (sleep_ok != 0) { 1243147883Sscottl mpt->getreqwaiter = 1; 1244147883Sscottl mpt_sleep(mpt, &mpt->request_free_list, PUSER, "mptgreq", 0); 1245147883Sscottl goto retry; 1246101704Smjacob } 1247157354Smjacob return (req); 1248101704Smjacob} 1249101704Smjacob 1250101704Smjacob/* Pass the command to the IOC */ 1251101704Smjacobvoid 1252147883Sscottlmpt_send_cmd(struct mpt_softc *mpt, request_t *req) 1253101704Smjacob{ 1254158982Smjacob if (mpt->verbose > MPT_PRT_DEBUG2) { 1255158932Smjacob mpt_dump_request(mpt, req); 1256155521Smjacob } 1257101704Smjacob bus_dmamap_sync(mpt->request_dmat, mpt->request_dmap, 1258103914Smjacob BUS_DMASYNC_PREWRITE); 1259147883Sscottl req->state |= REQ_STATE_QUEUED; 1260157662Smjacob KASSERT(mpt_req_on_free_list(mpt, req) == 0, 1261157662Smjacob ("req %p:%u func %x on freelist list in mpt_send_cmd", 1262157662Smjacob req, req->serno, ((MSG_REQUEST_HEADER *)req->req_vbuf)->Function)); 1263157662Smjacob KASSERT(mpt_req_on_pending_list(mpt, req) == 0, 1264157662Smjacob ("req %p:%u func %x already on pending list in mpt_send_cmd", 1265157662Smjacob req, req->serno, ((MSG_REQUEST_HEADER *)req->req_vbuf)->Function)); 1266147883Sscottl TAILQ_INSERT_HEAD(&mpt->request_pending_list, req, links); 1267147883Sscottl mpt_write(mpt, MPT_OFFSET_REQUEST_Q, (uint32_t) req->req_pbuf); 1268101704Smjacob} 1269101704Smjacob 1270101704Smjacob/* 1271147883Sscottl * Wait for a request to complete. 1272147883Sscottl * 1273147883Sscottl * Inputs: 1274147883Sscottl * mpt softc of controller executing request 1275147883Sscottl * req request to wait for 1276147883Sscottl * sleep_ok nonzero implies may sleep in this context 1277147883Sscottl * time_ms timeout in ms. 0 implies no timeout. 1278147883Sscottl * 1279147883Sscottl * Return Values: 1280147883Sscottl * 0 Request completed 1281147883Sscottl * non-0 Timeout fired before request completion. 1282101704Smjacob */ 1283147883Sscottlint 1284147883Sscottlmpt_wait_req(struct mpt_softc *mpt, request_t *req, 1285147883Sscottl mpt_req_state_t state, mpt_req_state_t mask, 1286147883Sscottl int sleep_ok, int time_ms) 1287101704Smjacob{ 1288147883Sscottl int error; 1289147883Sscottl int timeout; 1290147883Sscottl u_int saved_cnt; 1291101704Smjacob 1292147883Sscottl /* 1293147883Sscottl * timeout is in ms. 0 indicates infinite wait. 1294147883Sscottl * Convert to ticks or 500us units depending on 1295147883Sscottl * our sleep mode. 1296147883Sscottl */ 1297157117Smjacob if (sleep_ok != 0) { 1298147883Sscottl timeout = (time_ms * hz) / 1000; 1299157117Smjacob } else { 1300147883Sscottl timeout = time_ms * 2; 1301157117Smjacob } 1302147883Sscottl req->state |= REQ_STATE_NEED_WAKEUP; 1303147883Sscottl mask &= ~REQ_STATE_NEED_WAKEUP; 1304155521Smjacob saved_cnt = mpt->reset_cnt; 1305157117Smjacob while ((req->state & mask) != state && mpt->reset_cnt == saved_cnt) { 1306147883Sscottl if (sleep_ok != 0) { 1307147883Sscottl error = mpt_sleep(mpt, req, PUSER, "mptreq", timeout); 1308147883Sscottl if (error == EWOULDBLOCK) { 1309147883Sscottl timeout = 0; 1310147883Sscottl break; 1311147883Sscottl } 1312147883Sscottl } else { 1313147883Sscottl if (time_ms != 0 && --timeout == 0) { 1314147883Sscottl break; 1315147883Sscottl } 1316147883Sscottl DELAY(500); 1317147883Sscottl mpt_intr(mpt); 1318147883Sscottl } 1319147883Sscottl } 1320147883Sscottl req->state &= ~REQ_STATE_NEED_WAKEUP; 1321157117Smjacob if (mpt->reset_cnt != saved_cnt) { 1322147883Sscottl return (EIO); 1323157117Smjacob } 1324157117Smjacob if (time_ms && timeout <= 0) { 1325157117Smjacob MSG_REQUEST_HEADER *msg_hdr = req->req_vbuf; 1326160396Smjacob req->state |= REQ_STATE_TIMEDOUT; 1327157117Smjacob mpt_prt(mpt, "mpt_wait_req(%x) timed out\n", msg_hdr->Function); 1328147883Sscottl return (ETIMEDOUT); 1329157117Smjacob } 1330147883Sscottl return (0); 1331101704Smjacob} 1332101704Smjacob 1333101704Smjacob/* 1334101704Smjacob * Send a command to the IOC via the handshake register. 1335101704Smjacob * 1336101704Smjacob * Only done at initialization time and for certain unusual 1337101704Smjacob * commands such as device/bus reset as specified by LSI. 1338101704Smjacob */ 1339101704Smjacobint 1340147883Sscottlmpt_send_handshake_cmd(struct mpt_softc *mpt, size_t len, void *cmd) 1341101704Smjacob{ 1342101704Smjacob int i; 1343147883Sscottl uint32_t data, *data32; 1344101704Smjacob 1345101704Smjacob /* Check condition of the IOC */ 1346101704Smjacob data = mpt_rd_db(mpt); 1347147883Sscottl if ((MPT_STATE(data) != MPT_DB_STATE_READY 1348147883Sscottl && MPT_STATE(data) != MPT_DB_STATE_RUNNING 1349147883Sscottl && MPT_STATE(data) != MPT_DB_STATE_FAULT) 1350147883Sscottl || MPT_DB_IS_IN_USE(data)) { 1351147883Sscottl mpt_prt(mpt, "handshake aborted - invalid doorbell state\n"); 1352101704Smjacob mpt_print_db(data); 1353147883Sscottl return (EBUSY); 1354101704Smjacob } 1355101704Smjacob 1356101704Smjacob /* We move things in 32 bit chunks */ 1357101704Smjacob len = (len + 3) >> 2; 1358101704Smjacob data32 = cmd; 1359101704Smjacob 1360172568Skevlo /* Clear any left over pending doorbell interrupts */ 1361101704Smjacob if (MPT_DB_INTR(mpt_rd_intr(mpt))) 1362101704Smjacob mpt_write(mpt, MPT_OFFSET_INTR_STATUS, 0); 1363101704Smjacob 1364101704Smjacob /* 1365101704Smjacob * Tell the handshake reg. we are going to send a command 1366101704Smjacob * and how long it is going to be. 1367101704Smjacob */ 1368101704Smjacob data = (MPI_FUNCTION_HANDSHAKE << MPI_DOORBELL_FUNCTION_SHIFT) | 1369101704Smjacob (len << MPI_DOORBELL_ADD_DWORDS_SHIFT); 1370101704Smjacob mpt_write(mpt, MPT_OFFSET_DOORBELL, data); 1371101704Smjacob 1372101704Smjacob /* Wait for the chip to notice */ 1373101704Smjacob if (mpt_wait_db_int(mpt) != MPT_OK) { 1374164837Smjacob mpt_prt(mpt, "mpt_send_handshake_cmd: db ignored\n"); 1375147883Sscottl return (ETIMEDOUT); 1376101704Smjacob } 1377101704Smjacob 1378101704Smjacob /* Clear the interrupt */ 1379101704Smjacob mpt_write(mpt, MPT_OFFSET_INTR_STATUS, 0); 1380101704Smjacob 1381101704Smjacob if (mpt_wait_db_ack(mpt) != MPT_OK) { 1382164837Smjacob mpt_prt(mpt, "mpt_send_handshake_cmd: db ack timed out\n"); 1383147883Sscottl return (ETIMEDOUT); 1384101704Smjacob } 1385101704Smjacob 1386101704Smjacob /* Send the command */ 1387101704Smjacob for (i = 0; i < len; i++) { 1388164315Sjb mpt_write(mpt, MPT_OFFSET_DOORBELL, htole32(*data32++)); 1389101704Smjacob if (mpt_wait_db_ack(mpt) != MPT_OK) { 1390156104Smjacob mpt_prt(mpt, 1391164837Smjacob "mpt_send_handshake_cmd: timeout @ index %d\n", i); 1392147883Sscottl return (ETIMEDOUT); 1393101704Smjacob } 1394101704Smjacob } 1395101704Smjacob return MPT_OK; 1396101704Smjacob} 1397101704Smjacob 1398101704Smjacob/* Get the response from the handshake register */ 1399101704Smjacobint 1400147883Sscottlmpt_recv_handshake_reply(struct mpt_softc *mpt, size_t reply_len, void *reply) 1401101704Smjacob{ 1402101704Smjacob int left, reply_left; 1403101704Smjacob u_int16_t *data16; 1404164315Sjb uint32_t data; 1405101704Smjacob MSG_DEFAULT_REPLY *hdr; 1406101704Smjacob 1407101704Smjacob /* We move things out in 16 bit chunks */ 1408101704Smjacob reply_len >>= 1; 1409101704Smjacob data16 = (u_int16_t *)reply; 1410101704Smjacob 1411101704Smjacob hdr = (MSG_DEFAULT_REPLY *)reply; 1412101704Smjacob 1413101704Smjacob /* Get first word */ 1414101704Smjacob if (mpt_wait_db_int(mpt) != MPT_OK) { 1415147883Sscottl mpt_prt(mpt, "mpt_recv_handshake_cmd timeout1\n"); 1416101704Smjacob return ETIMEDOUT; 1417101704Smjacob } 1418164315Sjb data = mpt_read(mpt, MPT_OFFSET_DOORBELL); 1419164315Sjb *data16++ = le16toh(data & MPT_DB_DATA_MASK); 1420101704Smjacob mpt_write(mpt, MPT_OFFSET_INTR_STATUS, 0); 1421101704Smjacob 1422101704Smjacob /* Get Second Word */ 1423101704Smjacob if (mpt_wait_db_int(mpt) != MPT_OK) { 1424147883Sscottl mpt_prt(mpt, "mpt_recv_handshake_cmd timeout2\n"); 1425101704Smjacob return ETIMEDOUT; 1426101704Smjacob } 1427164315Sjb data = mpt_read(mpt, MPT_OFFSET_DOORBELL); 1428164315Sjb *data16++ = le16toh(data & MPT_DB_DATA_MASK); 1429101704Smjacob mpt_write(mpt, MPT_OFFSET_INTR_STATUS, 0); 1430101704Smjacob 1431157354Smjacob /* 1432157354Smjacob * With the second word, we can now look at the length. 1433157354Smjacob * Warn about a reply that's too short (except for IOC FACTS REPLY) 1434157354Smjacob */ 1435157354Smjacob if ((reply_len >> 1) != hdr->MsgLength && 1436157354Smjacob (hdr->Function != MPI_FUNCTION_IOC_FACTS)){ 1437157354Smjacob#if __FreeBSD_version >= 500000 1438103914Smjacob mpt_prt(mpt, "reply length does not match message length: " 1439157382Smjacob "got %x; expected %zx for function %x\n", 1440157354Smjacob hdr->MsgLength << 2, reply_len << 1, hdr->Function); 1441157354Smjacob#else 1442157354Smjacob mpt_prt(mpt, "reply length does not match message length: " 1443157382Smjacob "got %x; expected %x for function %x\n", 1444157354Smjacob hdr->MsgLength << 2, reply_len << 1, hdr->Function); 1445157354Smjacob#endif 1446101704Smjacob } 1447101704Smjacob 1448101704Smjacob /* Get rest of the reply; but don't overflow the provided buffer */ 1449101704Smjacob left = (hdr->MsgLength << 1) - 2; 1450101704Smjacob reply_left = reply_len - 2; 1451101704Smjacob while (left--) { 1452101704Smjacob u_int16_t datum; 1453101704Smjacob 1454101704Smjacob if (mpt_wait_db_int(mpt) != MPT_OK) { 1455147883Sscottl mpt_prt(mpt, "mpt_recv_handshake_cmd timeout3\n"); 1456101704Smjacob return ETIMEDOUT; 1457101704Smjacob } 1458164315Sjb data = mpt_read(mpt, MPT_OFFSET_DOORBELL); 1459164315Sjb datum = le16toh(data & MPT_DB_DATA_MASK); 1460101704Smjacob 1461101704Smjacob if (reply_left-- > 0) 1462164315Sjb *data16++ = datum; 1463101704Smjacob 1464101704Smjacob mpt_write(mpt, MPT_OFFSET_INTR_STATUS, 0); 1465101704Smjacob } 1466101704Smjacob 1467101704Smjacob /* One more wait & clear at the end */ 1468101704Smjacob if (mpt_wait_db_int(mpt) != MPT_OK) { 1469147883Sscottl mpt_prt(mpt, "mpt_recv_handshake_cmd timeout4\n"); 1470101704Smjacob return ETIMEDOUT; 1471101704Smjacob } 1472101704Smjacob mpt_write(mpt, MPT_OFFSET_INTR_STATUS, 0); 1473101704Smjacob 1474101704Smjacob if ((hdr->IOCStatus & MPI_IOCSTATUS_MASK) != MPI_IOCSTATUS_SUCCESS) { 1475147883Sscottl if (mpt->verbose >= MPT_PRT_TRACE) 1476101704Smjacob mpt_print_reply(hdr); 1477101704Smjacob return (MPT_FAIL | hdr->IOCStatus); 1478101704Smjacob } 1479101704Smjacob 1480101704Smjacob return (0); 1481101704Smjacob} 1482101704Smjacob 1483101704Smjacobstatic int 1484147883Sscottlmpt_get_iocfacts(struct mpt_softc *mpt, MSG_IOC_FACTS_REPLY *freplp) 1485101704Smjacob{ 1486101704Smjacob MSG_IOC_FACTS f_req; 1487101704Smjacob int error; 1488101704Smjacob 1489157354Smjacob memset(&f_req, 0, sizeof f_req); 1490101704Smjacob f_req.Function = MPI_FUNCTION_IOC_FACTS; 1491147883Sscottl f_req.MsgContext = htole32(MPT_REPLY_HANDLER_HANDSHAKE); 1492101704Smjacob error = mpt_send_handshake_cmd(mpt, sizeof f_req, &f_req); 1493164990Smjacob if (error) { 1494101704Smjacob return(error); 1495164990Smjacob } 1496101704Smjacob error = mpt_recv_handshake_reply(mpt, sizeof (*freplp), freplp); 1497101704Smjacob return (error); 1498101704Smjacob} 1499101704Smjacob 1500102199Smjacobstatic int 1501164990Smjacobmpt_get_portfacts(struct mpt_softc *mpt, U8 port, MSG_PORT_FACTS_REPLY *freplp) 1502102199Smjacob{ 1503102199Smjacob MSG_PORT_FACTS f_req; 1504102199Smjacob int error; 1505102199Smjacob 1506147883Sscottl memset(&f_req, 0, sizeof f_req); 1507102199Smjacob f_req.Function = MPI_FUNCTION_PORT_FACTS; 1508164990Smjacob f_req.PortNumber = port; 1509147883Sscottl f_req.MsgContext = htole32(MPT_REPLY_HANDLER_HANDSHAKE); 1510102199Smjacob error = mpt_send_handshake_cmd(mpt, sizeof f_req, &f_req); 1511164990Smjacob if (error) { 1512102199Smjacob return(error); 1513164990Smjacob } 1514102199Smjacob error = mpt_recv_handshake_reply(mpt, sizeof (*freplp), freplp); 1515102199Smjacob return (error); 1516102199Smjacob} 1517102199Smjacob 1518101704Smjacob/* 1519101704Smjacob * Send the initialization request. This is where we specify how many 1520101704Smjacob * SCSI busses and how many devices per bus we wish to emulate. 1521101704Smjacob * This is also the command that specifies the max size of the reply 1522101704Smjacob * frames from the IOC that we will be allocating. 1523101704Smjacob */ 1524101704Smjacobstatic int 1525147883Sscottlmpt_send_ioc_init(struct mpt_softc *mpt, uint32_t who) 1526101704Smjacob{ 1527101704Smjacob int error = 0; 1528101704Smjacob MSG_IOC_INIT init; 1529101704Smjacob MSG_IOC_INIT_REPLY reply; 1530101704Smjacob 1531157354Smjacob memset(&init, 0, sizeof init); 1532101704Smjacob init.WhoInit = who; 1533101704Smjacob init.Function = MPI_FUNCTION_IOC_INIT; 1534164990Smjacob init.MaxDevices = 0; /* at least 256 devices per bus */ 1535164990Smjacob init.MaxBuses = 16; /* at least 16 busses */ 1536155521Smjacob 1537155521Smjacob init.MsgVersion = htole16(MPI_VERSION); 1538155521Smjacob init.HeaderVersion = htole16(MPI_HEADER_VERSION); 1539155521Smjacob init.ReplyFrameSize = htole16(MPT_REPLY_SIZE); 1540147883Sscottl init.MsgContext = htole32(MPT_REPLY_HANDLER_HANDSHAKE); 1541101704Smjacob 1542101704Smjacob if ((error = mpt_send_handshake_cmd(mpt, sizeof init, &init)) != 0) { 1543101704Smjacob return(error); 1544101704Smjacob } 1545101704Smjacob 1546101704Smjacob error = mpt_recv_handshake_reply(mpt, sizeof reply, &reply); 1547101704Smjacob return (error); 1548101704Smjacob} 1549101704Smjacob 1550102199Smjacob 1551102199Smjacob/* 1552102199Smjacob * Utiltity routine to read configuration headers and pages 1553102199Smjacob */ 1554147883Sscottlint 1555170252Sscottlmpt_issue_cfg_req(struct mpt_softc *mpt, request_t *req, cfgparms_t *params, 1556170252Sscottl bus_addr_t addr, bus_size_t len, int sleep_ok, int timeout_ms) 1557101704Smjacob{ 1558102199Smjacob MSG_CONFIG *cfgp; 1559147883Sscottl SGE_SIMPLE32 *se; 1560102199Smjacob 1561102199Smjacob cfgp = req->req_vbuf; 1562147883Sscottl memset(cfgp, 0, sizeof *cfgp); 1563170252Sscottl cfgp->Action = params->Action; 1564102199Smjacob cfgp->Function = MPI_FUNCTION_CONFIG; 1565170252Sscottl cfgp->Header.PageVersion = params->PageVersion; 1566170252Sscottl cfgp->Header.PageNumber = params->PageNumber; 1567170252Sscottl cfgp->PageAddress = htole32(params->PageAddress); 1568170252Sscottl if ((params->PageType & MPI_CONFIG_PAGETYPE_MASK) == 1569170252Sscottl MPI_CONFIG_PAGETYPE_EXTENDED) { 1570170252Sscottl cfgp->Header.PageType = MPI_CONFIG_PAGETYPE_EXTENDED; 1571170252Sscottl cfgp->Header.PageLength = 0; 1572170252Sscottl cfgp->ExtPageLength = htole16(params->ExtPageLength); 1573170252Sscottl cfgp->ExtPageType = params->ExtPageType; 1574170252Sscottl } else { 1575170252Sscottl cfgp->Header.PageType = params->PageType; 1576170252Sscottl cfgp->Header.PageLength = params->PageLength; 1577170252Sscottl } 1578147883Sscottl se = (SGE_SIMPLE32 *)&cfgp->PageBufferSGE; 1579164315Sjb se->Address = htole32(addr); 1580147883Sscottl MPI_pSGE_SET_LENGTH(se, len); 1581147883Sscottl MPI_pSGE_SET_FLAGS(se, (MPI_SGE_FLAGS_SIMPLE_ELEMENT | 1582147883Sscottl MPI_SGE_FLAGS_LAST_ELEMENT | MPI_SGE_FLAGS_END_OF_BUFFER | 1583147883Sscottl MPI_SGE_FLAGS_END_OF_LIST | 1584170252Sscottl ((params->Action == MPI_CONFIG_ACTION_PAGE_WRITE_CURRENT 1585170252Sscottl || params->Action == MPI_CONFIG_ACTION_PAGE_WRITE_NVRAM) 1586147883Sscottl ? MPI_SGE_FLAGS_HOST_TO_IOC : MPI_SGE_FLAGS_IOC_TO_HOST))); 1587164315Sjb se->FlagsLength = htole32(se->FlagsLength); 1588147883Sscottl cfgp->MsgContext = htole32(req->index | MPT_REPLY_HANDLER_CONFIG); 1589102199Smjacob 1590102199Smjacob mpt_check_doorbell(mpt); 1591102199Smjacob mpt_send_cmd(mpt, req); 1592147883Sscottl return (mpt_wait_req(mpt, req, REQ_STATE_DONE, REQ_STATE_DONE, 1593147883Sscottl sleep_ok, timeout_ms)); 1594147883Sscottl} 1595102199Smjacob 1596170252Sscottlint 1597170252Sscottlmpt_read_extcfg_header(struct mpt_softc *mpt, int PageVersion, int PageNumber, 1598170252Sscottl uint32_t PageAddress, int ExtPageType, 1599170252Sscottl CONFIG_EXTENDED_PAGE_HEADER *rslt, 1600170252Sscottl int sleep_ok, int timeout_ms) 1601170252Sscottl{ 1602170252Sscottl request_t *req; 1603170252Sscottl cfgparms_t params; 1604170252Sscottl MSG_CONFIG_REPLY *cfgp; 1605170252Sscottl int error; 1606147883Sscottl 1607170252Sscottl req = mpt_get_request(mpt, sleep_ok); 1608170252Sscottl if (req == NULL) { 1609170252Sscottl mpt_prt(mpt, "mpt_extread_cfg_header: Get request failed!\n"); 1610170252Sscottl return (ENOMEM); 1611170252Sscottl } 1612170252Sscottl 1613170252Sscottl params.Action = MPI_CONFIG_ACTION_PAGE_HEADER; 1614170252Sscottl params.PageVersion = PageVersion; 1615170252Sscottl params.PageLength = 0; 1616170252Sscottl params.PageNumber = PageNumber; 1617170252Sscottl params.PageType = MPI_CONFIG_PAGETYPE_EXTENDED; 1618170252Sscottl params.PageAddress = PageAddress; 1619170252Sscottl params.ExtPageType = ExtPageType; 1620170252Sscottl params.ExtPageLength = 0; 1621170252Sscottl error = mpt_issue_cfg_req(mpt, req, ¶ms, /*addr*/0, /*len*/0, 1622170252Sscottl sleep_ok, timeout_ms); 1623170252Sscottl if (error != 0) { 1624170252Sscottl /* 1625170252Sscottl * Leave the request. Without resetting the chip, it's 1626170252Sscottl * still owned by it and we'll just get into trouble 1627170252Sscottl * freeing it now. Mark it as abandoned so that if it 1628170252Sscottl * shows up later it can be freed. 1629170252Sscottl */ 1630170252Sscottl mpt_prt(mpt, "read_extcfg_header timed out\n"); 1631170252Sscottl return (ETIMEDOUT); 1632170252Sscottl } 1633170252Sscottl 1634170252Sscottl switch (req->IOCStatus & MPI_IOCSTATUS_MASK) { 1635170252Sscottl case MPI_IOCSTATUS_SUCCESS: 1636170252Sscottl cfgp = req->req_vbuf; 1637170252Sscottl rslt->PageVersion = cfgp->Header.PageVersion; 1638170252Sscottl rslt->PageNumber = cfgp->Header.PageNumber; 1639170252Sscottl rslt->PageType = cfgp->Header.PageType; 1640170252Sscottl rslt->ExtPageLength = cfgp->ExtPageLength; 1641170252Sscottl rslt->ExtPageType = cfgp->ExtPageType; 1642170252Sscottl error = 0; 1643170252Sscottl break; 1644170252Sscottl case MPI_IOCSTATUS_CONFIG_INVALID_PAGE: 1645170252Sscottl mpt_lprt(mpt, MPT_PRT_DEBUG, 1646170252Sscottl "Invalid Page Type %d Number %d Addr 0x%0x\n", 1647170252Sscottl MPI_CONFIG_PAGETYPE_EXTENDED, PageNumber, PageAddress); 1648170252Sscottl error = EINVAL; 1649170252Sscottl break; 1650170252Sscottl default: 1651170252Sscottl mpt_prt(mpt, "mpt_read_extcfg_header: Config Info Status %x\n", 1652170252Sscottl req->IOCStatus); 1653170252Sscottl error = EIO; 1654170252Sscottl break; 1655170252Sscottl } 1656170252Sscottl mpt_free_request(mpt, req); 1657170252Sscottl return (error); 1658170252Sscottl} 1659170252Sscottl 1660147883Sscottlint 1661170252Sscottlmpt_read_extcfg_page(struct mpt_softc *mpt, int Action, uint32_t PageAddress, 1662170252Sscottl CONFIG_EXTENDED_PAGE_HEADER *hdr, void *buf, size_t len, 1663170252Sscottl int sleep_ok, int timeout_ms) 1664170252Sscottl{ 1665170252Sscottl request_t *req; 1666170252Sscottl cfgparms_t params; 1667170252Sscottl int error; 1668170252Sscottl 1669170252Sscottl req = mpt_get_request(mpt, sleep_ok); 1670170252Sscottl if (req == NULL) { 1671170252Sscottl mpt_prt(mpt, "mpt_read_cfg_page: Get request failed!\n"); 1672170252Sscottl return (-1); 1673170252Sscottl } 1674170252Sscottl 1675170252Sscottl params.Action = Action; 1676170252Sscottl params.PageVersion = hdr->PageVersion; 1677170252Sscottl params.PageLength = 0; 1678170252Sscottl params.PageNumber = hdr->PageNumber; 1679170252Sscottl params.PageType = MPI_CONFIG_PAGETYPE_EXTENDED; 1680170252Sscottl params.PageAddress = PageAddress; 1681170252Sscottl params.ExtPageType = hdr->ExtPageType; 1682170252Sscottl params.ExtPageLength = hdr->ExtPageLength; 1683170252Sscottl error = mpt_issue_cfg_req(mpt, req, ¶ms, 1684170252Sscottl req->req_pbuf + MPT_RQSL(mpt), 1685170252Sscottl len, sleep_ok, timeout_ms); 1686170252Sscottl if (error != 0) { 1687170252Sscottl mpt_prt(mpt, "read_extcfg_page(%d) timed out\n", Action); 1688170252Sscottl return (-1); 1689170252Sscottl } 1690170252Sscottl 1691170252Sscottl if ((req->IOCStatus & MPI_IOCSTATUS_MASK) != MPI_IOCSTATUS_SUCCESS) { 1692170252Sscottl mpt_prt(mpt, "mpt_read_extcfg_page: Config Info Status %x\n", 1693170252Sscottl req->IOCStatus); 1694170252Sscottl mpt_free_request(mpt, req); 1695170252Sscottl return (-1); 1696170252Sscottl } 1697170252Sscottl bus_dmamap_sync(mpt->request_dmat, mpt->request_dmap, 1698170252Sscottl BUS_DMASYNC_POSTREAD); 1699170252Sscottl memcpy(buf, ((uint8_t *)req->req_vbuf)+MPT_RQSL(mpt), len); 1700170252Sscottl mpt_free_request(mpt, req); 1701170252Sscottl return (0); 1702170252Sscottl} 1703170252Sscottl 1704170252Sscottlint 1705147883Sscottlmpt_read_cfg_header(struct mpt_softc *mpt, int PageType, int PageNumber, 1706147883Sscottl uint32_t PageAddress, CONFIG_PAGE_HEADER *rslt, 1707147883Sscottl int sleep_ok, int timeout_ms) 1708147883Sscottl{ 1709147883Sscottl request_t *req; 1710170252Sscottl cfgparms_t params; 1711156104Smjacob MSG_CONFIG *cfgp; 1712147883Sscottl int error; 1713147883Sscottl 1714147883Sscottl req = mpt_get_request(mpt, sleep_ok); 1715147883Sscottl if (req == NULL) { 1716147883Sscottl mpt_prt(mpt, "mpt_read_cfg_header: Get request failed!\n"); 1717156104Smjacob return (ENOMEM); 1718102199Smjacob } 1719147883Sscottl 1720170252Sscottl params.Action = MPI_CONFIG_ACTION_PAGE_HEADER; 1721170252Sscottl params.PageVersion = 0; 1722170252Sscottl params.PageLength = 0; 1723170252Sscottl params.PageNumber = PageNumber; 1724170252Sscottl params.PageType = PageType; 1725170252Sscottl params.PageAddress = PageAddress; 1726170252Sscottl error = mpt_issue_cfg_req(mpt, req, ¶ms, /*addr*/0, /*len*/0, 1727147883Sscottl sleep_ok, timeout_ms); 1728147883Sscottl if (error != 0) { 1729160396Smjacob /* 1730160396Smjacob * Leave the request. Without resetting the chip, it's 1731160396Smjacob * still owned by it and we'll just get into trouble 1732160396Smjacob * freeing it now. Mark it as abandoned so that if it 1733160396Smjacob * shows up later it can be freed. 1734160396Smjacob */ 1735147883Sscottl mpt_prt(mpt, "read_cfg_header timed out\n"); 1736156104Smjacob return (ETIMEDOUT); 1737147883Sscottl } 1738147883Sscottl 1739156104Smjacob switch (req->IOCStatus & MPI_IOCSTATUS_MASK) { 1740156104Smjacob case MPI_IOCSTATUS_SUCCESS: 1741147883Sscottl cfgp = req->req_vbuf; 1742147883Sscottl bcopy(&cfgp->Header, rslt, sizeof(*rslt)); 1743147883Sscottl error = 0; 1744156104Smjacob break; 1745156104Smjacob case MPI_IOCSTATUS_CONFIG_INVALID_PAGE: 1746156104Smjacob mpt_lprt(mpt, MPT_PRT_DEBUG, 1747156104Smjacob "Invalid Page Type %d Number %d Addr 0x%0x\n", 1748156104Smjacob PageType, PageNumber, PageAddress); 1749156104Smjacob error = EINVAL; 1750156104Smjacob break; 1751156104Smjacob default: 1752156104Smjacob mpt_prt(mpt, "mpt_read_cfg_header: Config Info Status %x\n", 1753156104Smjacob req->IOCStatus); 1754156104Smjacob error = EIO; 1755156104Smjacob break; 1756147883Sscottl } 1757102199Smjacob mpt_free_request(mpt, req); 1758147883Sscottl return (error); 1759102199Smjacob} 1760102199Smjacob 1761102822Smjacobint 1762147883Sscottlmpt_read_cfg_page(struct mpt_softc *mpt, int Action, uint32_t PageAddress, 1763147883Sscottl CONFIG_PAGE_HEADER *hdr, size_t len, int sleep_ok, 1764147883Sscottl int timeout_ms) 1765102199Smjacob{ 1766147883Sscottl request_t *req; 1767170252Sscottl cfgparms_t params; 1768147883Sscottl int error; 1769102199Smjacob 1770147883Sscottl req = mpt_get_request(mpt, sleep_ok); 1771147883Sscottl if (req == NULL) { 1772147883Sscottl mpt_prt(mpt, "mpt_read_cfg_page: Get request failed!\n"); 1773147883Sscottl return (-1); 1774147883Sscottl } 1775102199Smjacob 1776170252Sscottl params.Action = Action; 1777170252Sscottl params.PageVersion = hdr->PageVersion; 1778170252Sscottl params.PageLength = hdr->PageLength; 1779170252Sscottl params.PageNumber = hdr->PageNumber; 1780170252Sscottl params.PageType = hdr->PageType & MPI_CONFIG_PAGETYPE_MASK; 1781170252Sscottl params.PageAddress = PageAddress; 1782170252Sscottl error = mpt_issue_cfg_req(mpt, req, ¶ms, 1783170252Sscottl req->req_pbuf + MPT_RQSL(mpt), 1784147883Sscottl len, sleep_ok, timeout_ms); 1785147883Sscottl if (error != 0) { 1786147883Sscottl mpt_prt(mpt, "read_cfg_page(%d) timed out\n", Action); 1787147883Sscottl return (-1); 1788147883Sscottl } 1789102199Smjacob 1790147883Sscottl if ((req->IOCStatus & MPI_IOCSTATUS_MASK) != MPI_IOCSTATUS_SUCCESS) { 1791147883Sscottl mpt_prt(mpt, "mpt_read_cfg_page: Config Info Status %x\n", 1792147883Sscottl req->IOCStatus); 1793147883Sscottl mpt_free_request(mpt, req); 1794102199Smjacob return (-1); 1795102199Smjacob } 1796102199Smjacob bus_dmamap_sync(mpt->request_dmat, mpt->request_dmap, 1797102199Smjacob BUS_DMASYNC_POSTREAD); 1798157117Smjacob memcpy(hdr, ((uint8_t *)req->req_vbuf)+MPT_RQSL(mpt), len); 1799102199Smjacob mpt_free_request(mpt, req); 1800102199Smjacob return (0); 1801102199Smjacob} 1802102199Smjacob 1803102822Smjacobint 1804147883Sscottlmpt_write_cfg_page(struct mpt_softc *mpt, int Action, uint32_t PageAddress, 1805147883Sscottl CONFIG_PAGE_HEADER *hdr, size_t len, int sleep_ok, 1806147883Sscottl int timeout_ms) 1807102199Smjacob{ 1808147883Sscottl request_t *req; 1809170252Sscottl cfgparms_t params; 1810147883Sscottl u_int hdr_attr; 1811147883Sscottl int error; 1812102199Smjacob 1813102199Smjacob hdr_attr = hdr->PageType & MPI_CONFIG_PAGEATTR_MASK; 1814102199Smjacob if (hdr_attr != MPI_CONFIG_PAGEATTR_CHANGEABLE && 1815102199Smjacob hdr_attr != MPI_CONFIG_PAGEATTR_PERSISTENT) { 1816147883Sscottl mpt_prt(mpt, "page type 0x%x not changeable\n", 1817147883Sscottl hdr->PageType & MPI_CONFIG_PAGETYPE_MASK); 1818102199Smjacob return (-1); 1819102199Smjacob } 1820102199Smjacob 1821160290Smjacob#if 0 1822160290Smjacob /* 1823160290Smjacob * We shouldn't mask off other bits here. 1824160290Smjacob */ 1825160290Smjacob hdr->PageType &= MPI_CONFIG_PAGETYPE_MASK; 1826160290Smjacob#endif 1827160290Smjacob 1828147883Sscottl req = mpt_get_request(mpt, sleep_ok); 1829147883Sscottl if (req == NULL) 1830147883Sscottl return (-1); 1831102199Smjacob 1832160290Smjacob memcpy(((caddr_t)req->req_vbuf) + MPT_RQSL(mpt), hdr, len); 1833160290Smjacob 1834160290Smjacob /* 1835160290Smjacob * There isn't any point in restoring stripped out attributes 1836160290Smjacob * if you then mask them going down to issue the request. 1837160290Smjacob */ 1838160290Smjacob 1839170252Sscottl params.Action = Action; 1840170252Sscottl params.PageVersion = hdr->PageVersion; 1841170252Sscottl params.PageLength = hdr->PageLength; 1842170252Sscottl params.PageNumber = hdr->PageNumber; 1843170252Sscottl params.PageAddress = PageAddress; 1844160290Smjacob#if 0 1845147883Sscottl /* Restore stripped out attributes */ 1846147883Sscottl hdr->PageType |= hdr_attr; 1847170252Sscottl params.PageType = hdr->PageType & MPI_CONFIG_PAGETYPE_MASK; 1848160290Smjacob#else 1849170252Sscottl params.PageType = hdr->PageType; 1850170252Sscottl#endif 1851170252Sscottl error = mpt_issue_cfg_req(mpt, req, ¶ms, 1852160290Smjacob req->req_pbuf + MPT_RQSL(mpt), 1853160290Smjacob len, sleep_ok, timeout_ms); 1854147883Sscottl if (error != 0) { 1855147883Sscottl mpt_prt(mpt, "mpt_write_cfg_page timed out\n"); 1856147883Sscottl return (-1); 1857147883Sscottl } 1858102199Smjacob 1859147883Sscottl if ((req->IOCStatus & MPI_IOCSTATUS_MASK) != MPI_IOCSTATUS_SUCCESS) { 1860147883Sscottl mpt_prt(mpt, "mpt_write_cfg_page: Config Info Status %x\n", 1861147883Sscottl req->IOCStatus); 1862147883Sscottl mpt_free_request(mpt, req); 1863147883Sscottl return (-1); 1864102199Smjacob } 1865147883Sscottl mpt_free_request(mpt, req); 1866147883Sscottl return (0); 1867147883Sscottl} 1868102199Smjacob 1869147883Sscottl/* 1870147883Sscottl * Read IOC configuration information 1871147883Sscottl */ 1872147883Sscottlstatic int 1873147883Sscottlmpt_read_config_info_ioc(struct mpt_softc *mpt) 1874147883Sscottl{ 1875147883Sscottl CONFIG_PAGE_HEADER hdr; 1876147883Sscottl struct mpt_raid_volume *mpt_raid; 1877147883Sscottl int rv; 1878147883Sscottl int i; 1879147883Sscottl size_t len; 1880147883Sscottl 1881147883Sscottl rv = mpt_read_cfg_header(mpt, MPI_CONFIG_PAGETYPE_IOC, 1882158982Smjacob 2, 0, &hdr, FALSE, 5000); 1883156104Smjacob /* 1884156104Smjacob * If it's an invalid page, so what? Not a supported function.... 1885156104Smjacob */ 1886158982Smjacob if (rv == EINVAL) { 1887156104Smjacob return (0); 1888158982Smjacob } 1889158982Smjacob if (rv) { 1890156104Smjacob return (rv); 1891158982Smjacob } 1892147883Sscottl 1893164990Smjacob mpt_lprt(mpt, MPT_PRT_DEBUG, 1894164990Smjacob "IOC Page 2 Header: Version %x len %x PageNumber %x PageType %x\n", 1895164990Smjacob hdr.PageVersion, hdr.PageLength << 2, 1896164990Smjacob hdr.PageNumber, hdr.PageType); 1897147883Sscottl 1898147883Sscottl len = hdr.PageLength * sizeof(uint32_t); 1899151075Sscottl mpt->ioc_page2 = malloc(len, M_DEVBUF, M_NOWAIT | M_ZERO); 1900158982Smjacob if (mpt->ioc_page2 == NULL) { 1901158982Smjacob mpt_prt(mpt, "unable to allocate memory for IOC page 2\n"); 1902158982Smjacob mpt_raid_free_mem(mpt); 1903147883Sscottl return (ENOMEM); 1904158982Smjacob } 1905147883Sscottl memcpy(&mpt->ioc_page2->Header, &hdr, sizeof(hdr)); 1906158982Smjacob rv = mpt_read_cur_cfg_page(mpt, 0, 1907158982Smjacob &mpt->ioc_page2->Header, len, FALSE, 5000); 1908147883Sscottl if (rv) { 1909147883Sscottl mpt_prt(mpt, "failed to read IOC Page 2\n"); 1910158982Smjacob mpt_raid_free_mem(mpt); 1911158982Smjacob return (EIO); 1912158982Smjacob } 1913164990Smjacob mpt2host_config_page_ioc2(mpt->ioc_page2); 1914158982Smjacob 1915158982Smjacob if (mpt->ioc_page2->CapabilitiesFlags != 0) { 1916147883Sscottl uint32_t mask; 1917147883Sscottl 1918147883Sscottl mpt_prt(mpt, "Capabilities: ("); 1919147883Sscottl for (mask = 1; mask != 0; mask <<= 1) { 1920158982Smjacob if ((mpt->ioc_page2->CapabilitiesFlags & mask) == 0) { 1921147883Sscottl continue; 1922158982Smjacob } 1923147883Sscottl switch (mask) { 1924147883Sscottl case MPI_IOCPAGE2_CAP_FLAGS_IS_SUPPORT: 1925147883Sscottl mpt_prtc(mpt, " RAID-0"); 1926147883Sscottl break; 1927147883Sscottl case MPI_IOCPAGE2_CAP_FLAGS_IME_SUPPORT: 1928147883Sscottl mpt_prtc(mpt, " RAID-1E"); 1929147883Sscottl break; 1930147883Sscottl case MPI_IOCPAGE2_CAP_FLAGS_IM_SUPPORT: 1931147883Sscottl mpt_prtc(mpt, " RAID-1"); 1932147883Sscottl break; 1933147883Sscottl case MPI_IOCPAGE2_CAP_FLAGS_SES_SUPPORT: 1934147883Sscottl mpt_prtc(mpt, " SES"); 1935147883Sscottl break; 1936147883Sscottl case MPI_IOCPAGE2_CAP_FLAGS_SAFTE_SUPPORT: 1937147883Sscottl mpt_prtc(mpt, " SAFTE"); 1938147883Sscottl break; 1939147883Sscottl case MPI_IOCPAGE2_CAP_FLAGS_CROSS_CHANNEL_SUPPORT: 1940147883Sscottl mpt_prtc(mpt, " Multi-Channel-Arrays"); 1941147883Sscottl default: 1942147883Sscottl break; 1943147883Sscottl } 1944102199Smjacob } 1945147883Sscottl mpt_prtc(mpt, " )\n"); 1946147883Sscottl if ((mpt->ioc_page2->CapabilitiesFlags 1947147883Sscottl & (MPI_IOCPAGE2_CAP_FLAGS_IS_SUPPORT 1948147883Sscottl | MPI_IOCPAGE2_CAP_FLAGS_IME_SUPPORT 1949147883Sscottl | MPI_IOCPAGE2_CAP_FLAGS_IM_SUPPORT)) != 0) { 1950147883Sscottl mpt_prt(mpt, "%d Active Volume%s(%d Max)\n", 1951147883Sscottl mpt->ioc_page2->NumActiveVolumes, 1952147883Sscottl mpt->ioc_page2->NumActiveVolumes != 1 1953147883Sscottl ? "s " : " ", 1954147883Sscottl mpt->ioc_page2->MaxVolumes); 1955147883Sscottl mpt_prt(mpt, "%d Hidden Drive Member%s(%d Max)\n", 1956147883Sscottl mpt->ioc_page2->NumActivePhysDisks, 1957147883Sscottl mpt->ioc_page2->NumActivePhysDisks != 1 1958147883Sscottl ? "s " : " ", 1959147883Sscottl mpt->ioc_page2->MaxPhysDisks); 1960147883Sscottl } 1961147883Sscottl } 1962102199Smjacob 1963147883Sscottl len = mpt->ioc_page2->MaxVolumes * sizeof(struct mpt_raid_volume); 1964158982Smjacob mpt->raid_volumes = malloc(len, M_DEVBUF, M_NOWAIT | M_ZERO); 1965147883Sscottl if (mpt->raid_volumes == NULL) { 1966147883Sscottl mpt_prt(mpt, "Could not allocate RAID volume data\n"); 1967158982Smjacob mpt_raid_free_mem(mpt); 1968158982Smjacob return (ENOMEM); 1969147883Sscottl } 1970147883Sscottl 1971147883Sscottl /* 1972147883Sscottl * Copy critical data out of ioc_page2 so that we can 1973147883Sscottl * safely refresh the page without windows of unreliable 1974147883Sscottl * data. 1975147883Sscottl */ 1976147883Sscottl mpt->raid_max_volumes = mpt->ioc_page2->MaxVolumes; 1977147883Sscottl 1978158982Smjacob len = sizeof(*mpt->raid_volumes->config_page) + 1979158982Smjacob (sizeof (RAID_VOL0_PHYS_DISK) * (mpt->ioc_page2->MaxPhysDisks - 1)); 1980147883Sscottl for (i = 0; i < mpt->ioc_page2->MaxVolumes; i++) { 1981147883Sscottl mpt_raid = &mpt->raid_volumes[i]; 1982158982Smjacob mpt_raid->config_page = 1983158982Smjacob malloc(len, M_DEVBUF, M_NOWAIT | M_ZERO); 1984147883Sscottl if (mpt_raid->config_page == NULL) { 1985147883Sscottl mpt_prt(mpt, "Could not allocate RAID page data\n"); 1986158982Smjacob mpt_raid_free_mem(mpt); 1987158982Smjacob return (ENOMEM); 1988147883Sscottl } 1989147883Sscottl } 1990147883Sscottl mpt->raid_page0_len = len; 1991147883Sscottl 1992147883Sscottl len = mpt->ioc_page2->MaxPhysDisks * sizeof(struct mpt_raid_disk); 1993158982Smjacob mpt->raid_disks = malloc(len, M_DEVBUF, M_NOWAIT | M_ZERO); 1994147883Sscottl if (mpt->raid_disks == NULL) { 1995147883Sscottl mpt_prt(mpt, "Could not allocate RAID disk data\n"); 1996158982Smjacob mpt_raid_free_mem(mpt); 1997158982Smjacob return (ENOMEM); 1998147883Sscottl } 1999147883Sscottl mpt->raid_max_disks = mpt->ioc_page2->MaxPhysDisks; 2000147883Sscottl 2001158982Smjacob /* 2002158982Smjacob * Load page 3. 2003158982Smjacob */ 2004147883Sscottl rv = mpt_read_cfg_header(mpt, MPI_CONFIG_PAGETYPE_IOC, 2005158982Smjacob 3, 0, &hdr, FALSE, 5000); 2006158982Smjacob if (rv) { 2007158982Smjacob mpt_raid_free_mem(mpt); 2008147883Sscottl return (EIO); 2009158982Smjacob } 2010147883Sscottl 2011147883Sscottl mpt_lprt(mpt, MPT_PRT_DEBUG, "IOC Page 3 Header: %x %x %x %x\n", 2012158982Smjacob hdr.PageVersion, hdr.PageLength, hdr.PageNumber, hdr.PageType); 2013147883Sscottl 2014147883Sscottl len = hdr.PageLength * sizeof(uint32_t); 2015151075Sscottl mpt->ioc_page3 = malloc(len, M_DEVBUF, M_NOWAIT | M_ZERO); 2016158982Smjacob if (mpt->ioc_page3 == NULL) { 2017158982Smjacob mpt_prt(mpt, "unable to allocate memory for IOC page 3\n"); 2018158982Smjacob mpt_raid_free_mem(mpt); 2019158982Smjacob return (ENOMEM); 2020158982Smjacob } 2021147883Sscottl memcpy(&mpt->ioc_page3->Header, &hdr, sizeof(hdr)); 2022158982Smjacob rv = mpt_read_cur_cfg_page(mpt, 0, 2023158982Smjacob &mpt->ioc_page3->Header, len, FALSE, 5000); 2024147883Sscottl if (rv) { 2025158982Smjacob mpt_raid_free_mem(mpt); 2026158982Smjacob return (EIO); 2027102199Smjacob } 2028147883Sscottl mpt_raid_wakeup(mpt); 2029102199Smjacob return (0); 2030102199Smjacob} 2031102199Smjacob 2032102199Smjacob/* 2033102199Smjacob * Enable IOC port 2034102199Smjacob */ 2035102199Smjacobstatic int 2036147883Sscottlmpt_send_port_enable(struct mpt_softc *mpt, int port) 2037102199Smjacob{ 2038147883Sscottl request_t *req; 2039101704Smjacob MSG_PORT_ENABLE *enable_req; 2040147883Sscottl int error; 2041101704Smjacob 2042147883Sscottl req = mpt_get_request(mpt, /*sleep_ok*/FALSE); 2043147883Sscottl if (req == NULL) 2044147883Sscottl return (-1); 2045101704Smjacob 2046101704Smjacob enable_req = req->req_vbuf; 2047157354Smjacob memset(enable_req, 0, MPT_RQSL(mpt)); 2048101704Smjacob 2049101704Smjacob enable_req->Function = MPI_FUNCTION_PORT_ENABLE; 2050147883Sscottl enable_req->MsgContext = htole32(req->index | MPT_REPLY_HANDLER_CONFIG); 2051101704Smjacob enable_req->PortNumber = port; 2052101704Smjacob 2053101704Smjacob mpt_check_doorbell(mpt); 2054147883Sscottl mpt_lprt(mpt, MPT_PRT_DEBUG, "enabling port %d\n", port); 2055147883Sscottl 2056147883Sscottl mpt_send_cmd(mpt, req); 2057147883Sscottl error = mpt_wait_req(mpt, req, REQ_STATE_DONE, REQ_STATE_DONE, 2058157662Smjacob FALSE, (mpt->is_sas || mpt->is_fc)? 30000 : 3000); 2059147883Sscottl if (error != 0) { 2060157117Smjacob mpt_prt(mpt, "port %d enable timed out\n", port); 2061147883Sscottl return (-1); 2062101704Smjacob } 2063101704Smjacob mpt_free_request(mpt, req); 2064157117Smjacob mpt_lprt(mpt, MPT_PRT_DEBUG, "enabled port %d\n", port); 2065101704Smjacob return (0); 2066101704Smjacob} 2067101704Smjacob 2068101704Smjacob/* 2069101704Smjacob * Enable/Disable asynchronous event reporting. 2070101704Smjacob */ 2071101704Smjacobstatic int 2072147883Sscottlmpt_send_event_request(struct mpt_softc *mpt, int onoff) 2073101704Smjacob{ 2074101704Smjacob request_t *req; 2075101704Smjacob MSG_EVENT_NOTIFY *enable_req; 2076101704Smjacob 2077157354Smjacob req = mpt_get_request(mpt, FALSE); 2078157354Smjacob if (req == NULL) { 2079157354Smjacob return (ENOMEM); 2080157354Smjacob } 2081101704Smjacob enable_req = req->req_vbuf; 2082157354Smjacob memset(enable_req, 0, sizeof *enable_req); 2083101704Smjacob 2084101704Smjacob enable_req->Function = MPI_FUNCTION_EVENT_NOTIFICATION; 2085147883Sscottl enable_req->MsgContext = htole32(req->index | MPT_REPLY_HANDLER_EVENTS); 2086101704Smjacob enable_req->Switch = onoff; 2087101704Smjacob 2088101704Smjacob mpt_check_doorbell(mpt); 2089157354Smjacob mpt_lprt(mpt, MPT_PRT_DEBUG, "%sabling async events\n", 2090157354Smjacob onoff ? "en" : "dis"); 2091157354Smjacob /* 2092157354Smjacob * Send the command off, but don't wait for it. 2093157354Smjacob */ 2094101704Smjacob mpt_send_cmd(mpt, req); 2095101704Smjacob return (0); 2096101704Smjacob} 2097101704Smjacob 2098101704Smjacob/* 2099172568Skevlo * Un-mask the interrupts on the chip. 2100101704Smjacob */ 2101101704Smjacobvoid 2102147883Sscottlmpt_enable_ints(struct mpt_softc *mpt) 2103101704Smjacob{ 2104101704Smjacob /* Unmask every thing except door bell int */ 2105101704Smjacob mpt_write(mpt, MPT_OFFSET_INTR_MASK, MPT_INTR_DB_MASK); 2106101704Smjacob} 2107101704Smjacob 2108101704Smjacob/* 2109172568Skevlo * Mask the interrupts on the chip. 2110101704Smjacob */ 2111101704Smjacobvoid 2112147883Sscottlmpt_disable_ints(struct mpt_softc *mpt) 2113101704Smjacob{ 2114101704Smjacob /* Mask all interrupts */ 2115156104Smjacob mpt_write(mpt, MPT_OFFSET_INTR_MASK, 2116101704Smjacob MPT_INTR_REPLY_MASK | MPT_INTR_DB_MASK); 2117101704Smjacob} 2118101704Smjacob 2119147883Sscottlstatic void 2120147883Sscottlmpt_sysctl_attach(struct mpt_softc *mpt) 2121147883Sscottl{ 2122157117Smjacob#if __FreeBSD_version >= 500000 2123147883Sscottl struct sysctl_ctx_list *ctx = device_get_sysctl_ctx(mpt->dev); 2124147883Sscottl struct sysctl_oid *tree = device_get_sysctl_tree(mpt->dev); 2125147883Sscottl 2126156104Smjacob SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 2127147883Sscottl "debug", CTLFLAG_RW, &mpt->verbose, 0, 2128147883Sscottl "Debugging/Verbose level"); 2129160290Smjacob SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 2130160290Smjacob "role", CTLFLAG_RD, &mpt->role, 0, 2131160290Smjacob "HBA role"); 2132165814Smjacob#ifdef MPT_TEST_MULTIPATH 2133165814Smjacob SYSCTL_ADD_INT(ctx, SYSCTL_CHILDREN(tree), OID_AUTO, 2134165814Smjacob "failure_id", CTLFLAG_RW, &mpt->failure_id, -1, 2135165814Smjacob "Next Target to Fail"); 2136157117Smjacob#endif 2137165814Smjacob#endif 2138147883Sscottl} 2139147883Sscottl 2140101704Smjacobint 2141147883Sscottlmpt_attach(struct mpt_softc *mpt) 2142101704Smjacob{ 2143157117Smjacob struct mpt_personality *pers; 2144147883Sscottl int i; 2145157117Smjacob int error; 2146147883Sscottl 2147177808Sscottl mpt_core_attach(mpt); 2148177808Sscottl mpt_core_enable(mpt); 2149177808Sscottl 2150162133Smjacob TAILQ_INSERT_TAIL(&mpt_tailq, mpt, links); 2151147883Sscottl for (i = 0; i < MPT_MAX_PERSONALITIES; i++) { 2152147883Sscottl pers = mpt_personalities[i]; 2153157117Smjacob if (pers == NULL) { 2154147883Sscottl continue; 2155157117Smjacob } 2156147883Sscottl if (pers->probe(mpt) == 0) { 2157147883Sscottl error = pers->attach(mpt); 2158147883Sscottl if (error != 0) { 2159147883Sscottl mpt_detach(mpt); 2160147883Sscottl return (error); 2161147883Sscottl } 2162147883Sscottl mpt->mpt_pers_mask |= (0x1 << pers->id); 2163147883Sscottl pers->use_count++; 2164147883Sscottl } 2165147883Sscottl } 2166155521Smjacob 2167157117Smjacob /* 2168157117Smjacob * Now that we've attached everything, do the enable function 2169157117Smjacob * for all of the personalities. This allows the personalities 2170157117Smjacob * to do setups that are appropriate for them prior to enabling 2171157117Smjacob * any ports. 2172157117Smjacob */ 2173157117Smjacob for (i = 0; i < MPT_MAX_PERSONALITIES; i++) { 2174157117Smjacob pers = mpt_personalities[i]; 2175157117Smjacob if (pers != NULL && MPT_PERS_ATTACHED(pers, mpt) != 0) { 2176157117Smjacob error = pers->enable(mpt); 2177157117Smjacob if (error != 0) { 2178157117Smjacob mpt_prt(mpt, "personality %s attached but would" 2179157117Smjacob " not enable (%d)\n", pers->name, error); 2180157117Smjacob mpt_detach(mpt); 2181157117Smjacob return (error); 2182157117Smjacob } 2183157117Smjacob } 2184157117Smjacob } 2185147883Sscottl return (0); 2186147883Sscottl} 2187147883Sscottl 2188147883Sscottlint 2189147883Sscottlmpt_shutdown(struct mpt_softc *mpt) 2190147883Sscottl{ 2191147883Sscottl struct mpt_personality *pers; 2192147883Sscottl 2193157117Smjacob MPT_PERS_FOREACH_REVERSE(mpt, pers) { 2194147883Sscottl pers->shutdown(mpt); 2195157117Smjacob } 2196147883Sscottl return (0); 2197147883Sscottl} 2198147883Sscottl 2199147883Sscottlint 2200147883Sscottlmpt_detach(struct mpt_softc *mpt) 2201147883Sscottl{ 2202147883Sscottl struct mpt_personality *pers; 2203147883Sscottl 2204147883Sscottl MPT_PERS_FOREACH_REVERSE(mpt, pers) { 2205147883Sscottl pers->detach(mpt); 2206147883Sscottl mpt->mpt_pers_mask &= ~(0x1 << pers->id); 2207147883Sscottl pers->use_count--; 2208147883Sscottl } 2209162133Smjacob TAILQ_REMOVE(&mpt_tailq, mpt, links); 2210147883Sscottl return (0); 2211147883Sscottl} 2212147883Sscottl 2213147883Sscottlint 2214147883Sscottlmpt_core_load(struct mpt_personality *pers) 2215147883Sscottl{ 2216147883Sscottl int i; 2217147883Sscottl 2218147883Sscottl /* 2219147883Sscottl * Setup core handlers and insert the default handler 2220147883Sscottl * into all "empty slots". 2221147883Sscottl */ 2222157117Smjacob for (i = 0; i < MPT_NUM_REPLY_HANDLERS; i++) { 2223147883Sscottl mpt_reply_handlers[i] = mpt_default_reply_handler; 2224157117Smjacob } 2225147883Sscottl 2226147883Sscottl mpt_reply_handlers[MPT_CBI(MPT_REPLY_HANDLER_EVENTS)] = 2227147883Sscottl mpt_event_reply_handler; 2228147883Sscottl mpt_reply_handlers[MPT_CBI(MPT_REPLY_HANDLER_CONFIG)] = 2229147883Sscottl mpt_config_reply_handler; 2230147883Sscottl mpt_reply_handlers[MPT_CBI(MPT_REPLY_HANDLER_HANDSHAKE)] = 2231147883Sscottl mpt_handshake_reply_handler; 2232147883Sscottl return (0); 2233147883Sscottl} 2234147883Sscottl 2235147883Sscottl/* 2236147883Sscottl * Initialize per-instance driver data and perform 2237147883Sscottl * initial controller configuration. 2238147883Sscottl */ 2239147883Sscottlint 2240147883Sscottlmpt_core_attach(struct mpt_softc *mpt) 2241147883Sscottl{ 2242169293Smjacob int val, error; 2243101704Smjacob 2244147883Sscottl LIST_INIT(&mpt->ack_frames); 2245147883Sscottl /* Put all request buffers on the free list */ 2246147883Sscottl TAILQ_INIT(&mpt->request_pending_list); 2247147883Sscottl TAILQ_INIT(&mpt->request_free_list); 2248157354Smjacob TAILQ_INIT(&mpt->request_timeout_list); 2249169293Smjacob MPT_LOCK(mpt); 2250157117Smjacob for (val = 0; val < MPT_MAX_REQUESTS(mpt); val++) { 2251157354Smjacob request_t *req = &mpt->request_pool[val]; 2252157354Smjacob req->state = REQ_STATE_ALLOCATED; 2253157354Smjacob mpt_free_request(mpt, req); 2254157117Smjacob } 2255169293Smjacob MPT_UNLOCK(mpt); 2256157117Smjacob for (val = 0; val < MPT_MAX_LUNS; val++) { 2257157117Smjacob STAILQ_INIT(&mpt->trt[val].atios); 2258157117Smjacob STAILQ_INIT(&mpt->trt[val].inots); 2259157117Smjacob } 2260157117Smjacob STAILQ_INIT(&mpt->trt_wildcard.atios); 2261157117Smjacob STAILQ_INIT(&mpt->trt_wildcard.inots); 2262165814Smjacob#ifdef MPT_TEST_MULTIPATH 2263165814Smjacob mpt->failure_id = -1; 2264165814Smjacob#endif 2265157117Smjacob mpt->scsi_tgt_handler_id = MPT_HANDLER_ID_NONE; 2266147883Sscottl mpt_sysctl_attach(mpt); 2267147883Sscottl mpt_lprt(mpt, MPT_PRT_DEBUG, "doorbell req = %s\n", 2268157117Smjacob mpt_ioc_diag(mpt_read(mpt, MPT_OFFSET_DOORBELL))); 2269169293Smjacob 2270169293Smjacob MPT_LOCK(mpt); 2271177881Sscottl error = mpt_configure_ioc(mpt, 0, 0); 2272169293Smjacob MPT_UNLOCK(mpt); 2273169293Smjacob 2274169293Smjacob return (error); 2275147883Sscottl} 2276147883Sscottl 2277157117Smjacobint 2278157117Smjacobmpt_core_enable(struct mpt_softc *mpt) 2279157117Smjacob{ 2280157117Smjacob /* 2281157117Smjacob * We enter with the IOC enabled, but async events 2282157117Smjacob * not enabled, ports not enabled and interrupts 2283157117Smjacob * not enabled. 2284157117Smjacob */ 2285169293Smjacob MPT_LOCK(mpt); 2286157117Smjacob 2287157117Smjacob /* 2288157117Smjacob * Enable asynchronous event reporting- all personalities 2289157117Smjacob * have attached so that they should be able to now field 2290157117Smjacob * async events. 2291157117Smjacob */ 2292157117Smjacob mpt_send_event_request(mpt, 1); 2293157117Smjacob 2294157117Smjacob /* 2295157117Smjacob * Catch any pending interrupts 2296157117Smjacob * 2297157117Smjacob * This seems to be crucial- otherwise 2298157117Smjacob * the portenable below times out. 2299157117Smjacob */ 2300157117Smjacob mpt_intr(mpt); 2301157117Smjacob 2302157117Smjacob /* 2303157117Smjacob * Enable Interrupts 2304157117Smjacob */ 2305157117Smjacob mpt_enable_ints(mpt); 2306157117Smjacob 2307157117Smjacob /* 2308157117Smjacob * Catch any pending interrupts 2309157117Smjacob * 2310157117Smjacob * This seems to be crucial- otherwise 2311157117Smjacob * the portenable below times out. 2312157117Smjacob */ 2313157117Smjacob mpt_intr(mpt); 2314157117Smjacob 2315157117Smjacob /* 2316157662Smjacob * Enable the port. 2317157117Smjacob */ 2318157117Smjacob if (mpt_send_port_enable(mpt, 0) != MPT_OK) { 2319157117Smjacob mpt_prt(mpt, "failed to enable port 0\n"); 2320169293Smjacob MPT_UNLOCK(mpt); 2321157117Smjacob return (ENXIO); 2322157117Smjacob } 2323169293Smjacob MPT_UNLOCK(mpt); 2324157117Smjacob return (0); 2325157117Smjacob} 2326157117Smjacob 2327147883Sscottlvoid 2328147883Sscottlmpt_core_shutdown(struct mpt_softc *mpt) 2329147883Sscottl{ 2330157117Smjacob mpt_disable_ints(mpt); 2331147883Sscottl} 2332147883Sscottl 2333147883Sscottlvoid 2334147883Sscottlmpt_core_detach(struct mpt_softc *mpt) 2335147883Sscottl{ 2336164990Smjacob /* 2337164990Smjacob * XXX: FREE MEMORY 2338164990Smjacob */ 2339157117Smjacob mpt_disable_ints(mpt); 2340147883Sscottl} 2341147883Sscottl 2342147883Sscottlint 2343147883Sscottlmpt_core_unload(struct mpt_personality *pers) 2344147883Sscottl{ 2345147883Sscottl /* Unload is always successfull. */ 2346147883Sscottl return (0); 2347147883Sscottl} 2348147883Sscottl 2349147883Sscottl#define FW_UPLOAD_REQ_SIZE \ 2350147883Sscottl (sizeof(MSG_FW_UPLOAD) - sizeof(SGE_MPI_UNION) \ 2351147883Sscottl + sizeof(FW_UPLOAD_TCSGE) + sizeof(SGE_SIMPLE32)) 2352147883Sscottl 2353147883Sscottlstatic int 2354147883Sscottlmpt_upload_fw(struct mpt_softc *mpt) 2355147883Sscottl{ 2356147883Sscottl uint8_t fw_req_buf[FW_UPLOAD_REQ_SIZE]; 2357147883Sscottl MSG_FW_UPLOAD_REPLY fw_reply; 2358147883Sscottl MSG_FW_UPLOAD *fw_req; 2359147883Sscottl FW_UPLOAD_TCSGE *tsge; 2360147883Sscottl SGE_SIMPLE32 *sge; 2361147883Sscottl uint32_t flags; 2362147883Sscottl int error; 2363147883Sscottl 2364147883Sscottl memset(&fw_req_buf, 0, sizeof(fw_req_buf)); 2365147883Sscottl fw_req = (MSG_FW_UPLOAD *)fw_req_buf; 2366147883Sscottl fw_req->ImageType = MPI_FW_UPLOAD_ITYPE_FW_IOC_MEM; 2367147883Sscottl fw_req->Function = MPI_FUNCTION_FW_UPLOAD; 2368147883Sscottl fw_req->MsgContext = htole32(MPT_REPLY_HANDLER_HANDSHAKE); 2369147883Sscottl tsge = (FW_UPLOAD_TCSGE *)&fw_req->SGL; 2370147883Sscottl tsge->DetailsLength = 12; 2371147883Sscottl tsge->Flags = MPI_SGE_FLAGS_TRANSACTION_ELEMENT; 2372147883Sscottl tsge->ImageSize = htole32(mpt->fw_image_size); 2373147883Sscottl sge = (SGE_SIMPLE32 *)(tsge + 1); 2374147883Sscottl flags = (MPI_SGE_FLAGS_LAST_ELEMENT | MPI_SGE_FLAGS_END_OF_BUFFER 2375147883Sscottl | MPI_SGE_FLAGS_END_OF_LIST | MPI_SGE_FLAGS_SIMPLE_ELEMENT 2376147883Sscottl | MPI_SGE_FLAGS_32_BIT_ADDRESSING | MPI_SGE_FLAGS_IOC_TO_HOST); 2377147883Sscottl flags <<= MPI_SGE_FLAGS_SHIFT; 2378147883Sscottl sge->FlagsLength = htole32(flags | mpt->fw_image_size); 2379147883Sscottl sge->Address = htole32(mpt->fw_phys); 2380147883Sscottl error = mpt_send_handshake_cmd(mpt, sizeof(fw_req_buf), &fw_req_buf); 2381147883Sscottl if (error) 2382147883Sscottl return(error); 2383147883Sscottl error = mpt_recv_handshake_reply(mpt, sizeof(fw_reply), &fw_reply); 2384147883Sscottl return (error); 2385147883Sscottl} 2386147883Sscottl 2387147883Sscottlstatic void 2388147883Sscottlmpt_diag_outsl(struct mpt_softc *mpt, uint32_t addr, 2389147883Sscottl uint32_t *data, bus_size_t len) 2390147883Sscottl{ 2391147883Sscottl uint32_t *data_end; 2392147883Sscottl 2393147883Sscottl data_end = data + (roundup2(len, sizeof(uint32_t)) / 4); 2394159919Smjacob if (mpt->is_sas) { 2395159919Smjacob pci_enable_io(mpt->dev, SYS_RES_IOPORT); 2396159919Smjacob } 2397147883Sscottl mpt_pio_write(mpt, MPT_OFFSET_DIAG_ADDR, addr); 2398147883Sscottl while (data != data_end) { 2399147883Sscottl mpt_pio_write(mpt, MPT_OFFSET_DIAG_DATA, *data); 2400147883Sscottl data++; 2401101704Smjacob } 2402159919Smjacob if (mpt->is_sas) { 2403159919Smjacob pci_disable_io(mpt->dev, SYS_RES_IOPORT); 2404159919Smjacob } 2405147883Sscottl} 2406101704Smjacob 2407147883Sscottlstatic int 2408147883Sscottlmpt_download_fw(struct mpt_softc *mpt) 2409147883Sscottl{ 2410147883Sscottl MpiFwHeader_t *fw_hdr; 2411147883Sscottl int error; 2412147883Sscottl uint32_t ext_offset; 2413147883Sscottl uint32_t data; 2414147883Sscottl 2415147883Sscottl mpt_prt(mpt, "Downloading Firmware - Image Size %d\n", 2416147883Sscottl mpt->fw_image_size); 2417147883Sscottl 2418147883Sscottl error = mpt_enable_diag_mode(mpt); 2419147883Sscottl if (error != 0) { 2420147883Sscottl mpt_prt(mpt, "Could not enter diagnostic mode!\n"); 2421147883Sscottl return (EIO); 2422101704Smjacob } 2423101704Smjacob 2424147883Sscottl mpt_write(mpt, MPT_OFFSET_DIAGNOSTIC, 2425147883Sscottl MPI_DIAG_RW_ENABLE|MPI_DIAG_DISABLE_ARM); 2426147883Sscottl 2427147883Sscottl fw_hdr = (MpiFwHeader_t *)mpt->fw_image; 2428147883Sscottl mpt_diag_outsl(mpt, fw_hdr->LoadStartAddress, (uint32_t*)fw_hdr, 2429147883Sscottl fw_hdr->ImageSize); 2430147883Sscottl 2431147883Sscottl ext_offset = fw_hdr->NextImageHeaderOffset; 2432147883Sscottl while (ext_offset != 0) { 2433147883Sscottl MpiExtImageHeader_t *ext; 2434147883Sscottl 2435147883Sscottl ext = (MpiExtImageHeader_t *)((uintptr_t)fw_hdr + ext_offset); 2436147883Sscottl ext_offset = ext->NextImageHeaderOffset; 2437147883Sscottl 2438147883Sscottl mpt_diag_outsl(mpt, ext->LoadStartAddress, (uint32_t*)ext, 2439147883Sscottl ext->ImageSize); 2440147883Sscottl } 2441147883Sscottl 2442159919Smjacob if (mpt->is_sas) { 2443159919Smjacob pci_enable_io(mpt->dev, SYS_RES_IOPORT); 2444159919Smjacob } 2445147883Sscottl /* Setup the address to jump to on reset. */ 2446147883Sscottl mpt_pio_write(mpt, MPT_OFFSET_DIAG_ADDR, fw_hdr->IopResetRegAddr); 2447147883Sscottl mpt_pio_write(mpt, MPT_OFFSET_DIAG_DATA, fw_hdr->IopResetVectorValue); 2448147883Sscottl 2449101704Smjacob /* 2450147883Sscottl * The controller sets the "flash bad" status after attempting 2451147883Sscottl * to auto-boot from flash. Clear the status so that the controller 2452147883Sscottl * will continue the boot process with our newly installed firmware. 2453101704Smjacob */ 2454147883Sscottl mpt_pio_write(mpt, MPT_OFFSET_DIAG_ADDR, MPT_DIAG_MEM_CFG_BASE); 2455147883Sscottl data = mpt_pio_read(mpt, MPT_OFFSET_DIAG_DATA) | MPT_DIAG_MEM_CFG_BADFL; 2456147883Sscottl mpt_pio_write(mpt, MPT_OFFSET_DIAG_ADDR, MPT_DIAG_MEM_CFG_BASE); 2457147883Sscottl mpt_pio_write(mpt, MPT_OFFSET_DIAG_DATA, data); 2458147883Sscottl 2459159919Smjacob if (mpt->is_sas) { 2460159919Smjacob pci_disable_io(mpt->dev, SYS_RES_IOPORT); 2461159919Smjacob } 2462155521Smjacob 2463147883Sscottl /* 2464147883Sscottl * Re-enable the processor and clear the boot halt flag. 2465147883Sscottl */ 2466147883Sscottl data = mpt_read(mpt, MPT_OFFSET_DIAGNOSTIC); 2467147883Sscottl data &= ~(MPI_DIAG_PREVENT_IOC_BOOT|MPI_DIAG_DISABLE_ARM); 2468147883Sscottl mpt_write(mpt, MPT_OFFSET_DIAGNOSTIC, data); 2469147883Sscottl 2470147883Sscottl mpt_disable_diag_mode(mpt); 2471147883Sscottl return (0); 2472147883Sscottl} 2473147883Sscottl 2474147883Sscottl/* 2475147883Sscottl * Allocate/Initialize data structures for the controller. Called 2476147883Sscottl * once at instance startup. 2477147883Sscottl */ 2478147883Sscottlstatic int 2479164990Smjacobmpt_configure_ioc(struct mpt_softc *mpt, int tn, int needreset) 2480147883Sscottl{ 2481164990Smjacob PTR_MSG_PORT_FACTS_REPLY pfp; 2482164990Smjacob int error, port; 2483164990Smjacob size_t len; 2484147883Sscottl 2485164990Smjacob if (tn == MPT_MAX_TRYS) { 2486164990Smjacob return (-1); 2487164990Smjacob } 2488147883Sscottl 2489164990Smjacob /* 2490164990Smjacob * No need to reset if the IOC is already in the READY state. 2491164990Smjacob * 2492164990Smjacob * Force reset if initialization failed previously. 2493164990Smjacob * Note that a hard_reset of the second channel of a '929 2494164990Smjacob * will stop operation of the first channel. Hopefully, if the 2495164990Smjacob * first channel is ok, the second will not require a hard 2496164990Smjacob * reset. 2497164990Smjacob */ 2498164990Smjacob if (needreset || MPT_STATE(mpt_rd_db(mpt)) != MPT_DB_STATE_READY) { 2499164990Smjacob if (mpt_reset(mpt, FALSE) != MPT_OK) { 2500164990Smjacob return (mpt_configure_ioc(mpt, tn++, 1)); 2501101704Smjacob } 2502147883Sscottl needreset = 0; 2503164990Smjacob } 2504101704Smjacob 2505164990Smjacob if (mpt_get_iocfacts(mpt, &mpt->ioc_facts) != MPT_OK) { 2506164990Smjacob mpt_prt(mpt, "mpt_get_iocfacts failed\n"); 2507164990Smjacob return (mpt_configure_ioc(mpt, tn++, 1)); 2508164990Smjacob } 2509164990Smjacob mpt2host_iocfacts_reply(&mpt->ioc_facts); 2510102199Smjacob 2511164990Smjacob mpt_prt(mpt, "MPI Version=%d.%d.%d.%d\n", 2512164990Smjacob mpt->ioc_facts.MsgVersion >> 8, 2513164990Smjacob mpt->ioc_facts.MsgVersion & 0xFF, 2514164990Smjacob mpt->ioc_facts.HeaderVersion >> 8, 2515164990Smjacob mpt->ioc_facts.HeaderVersion & 0xFF); 2516155521Smjacob 2517164990Smjacob /* 2518164990Smjacob * Now that we know request frame size, we can calculate 2519164990Smjacob * the actual (reasonable) segment limit for read/write I/O. 2520164990Smjacob * 2521164990Smjacob * This limit is constrained by: 2522164990Smjacob * 2523164990Smjacob * + The size of each area we allocate per command (and how 2524164990Smjacob * many chain segments we can fit into it). 2525164990Smjacob * + The total number of areas we've set up. 2526164990Smjacob * + The actual chain depth the card will allow. 2527164990Smjacob * 2528164990Smjacob * The first area's segment count is limited by the I/O request 2529164990Smjacob * at the head of it. We cannot allocate realistically more 2530164990Smjacob * than MPT_MAX_REQUESTS areas. Therefore, to account for both 2531164990Smjacob * conditions, we'll just start out with MPT_MAX_REQUESTS-2. 2532164990Smjacob * 2533164990Smjacob */ 2534164990Smjacob /* total number of request areas we (can) allocate */ 2535164990Smjacob mpt->max_seg_cnt = MPT_MAX_REQUESTS(mpt) - 2; 2536155521Smjacob 2537164990Smjacob /* converted to the number of chain areas possible */ 2538164990Smjacob mpt->max_seg_cnt *= MPT_NRFM(mpt); 2539155521Smjacob 2540164990Smjacob /* limited by the number of chain areas the card will support */ 2541164990Smjacob if (mpt->max_seg_cnt > mpt->ioc_facts.MaxChainDepth) { 2542164990Smjacob mpt_lprt(mpt, MPT_PRT_DEBUG, 2543164990Smjacob "chain depth limited to %u (from %u)\n", 2544164990Smjacob mpt->ioc_facts.MaxChainDepth, mpt->max_seg_cnt); 2545164990Smjacob mpt->max_seg_cnt = mpt->ioc_facts.MaxChainDepth; 2546164990Smjacob } 2547155521Smjacob 2548164990Smjacob /* converted to the number of simple sges in chain segments. */ 2549164990Smjacob mpt->max_seg_cnt *= (MPT_NSGL(mpt) - 1); 2550155521Smjacob 2551164990Smjacob mpt_lprt(mpt, MPT_PRT_DEBUG, "Maximum Segment Count: %u\n", 2552164990Smjacob mpt->max_seg_cnt); 2553164990Smjacob mpt_lprt(mpt, MPT_PRT_DEBUG, "MsgLength=%u IOCNumber = %d\n", 2554164990Smjacob mpt->ioc_facts.MsgLength, mpt->ioc_facts.IOCNumber); 2555164990Smjacob mpt_lprt(mpt, MPT_PRT_DEBUG, 2556164990Smjacob "IOCFACTS: GlobalCredits=%d BlockSize=%u bytes " 2557164990Smjacob "Request Frame Size %u bytes Max Chain Depth %u\n", 2558164990Smjacob mpt->ioc_facts.GlobalCredits, mpt->ioc_facts.BlockSize, 2559164990Smjacob mpt->ioc_facts.RequestFrameSize << 2, 2560164990Smjacob mpt->ioc_facts.MaxChainDepth); 2561164990Smjacob mpt_lprt(mpt, MPT_PRT_DEBUG, "IOCFACTS: Num Ports %d, FWImageSize %d, " 2562164990Smjacob "Flags=%#x\n", mpt->ioc_facts.NumberOfPorts, 2563164990Smjacob mpt->ioc_facts.FWImageSize, mpt->ioc_facts.Flags); 2564155521Smjacob 2565164990Smjacob len = mpt->ioc_facts.NumberOfPorts * sizeof (MSG_PORT_FACTS_REPLY); 2566164990Smjacob mpt->port_facts = malloc(len, M_DEVBUF, M_NOWAIT | M_ZERO); 2567164990Smjacob if (mpt->port_facts == NULL) { 2568164990Smjacob mpt_prt(mpt, "unable to allocate memory for port facts\n"); 2569164990Smjacob return (ENOMEM); 2570164990Smjacob } 2571147883Sscottl 2572155521Smjacob 2573164990Smjacob if ((mpt->ioc_facts.Flags & MPI_IOCFACTS_FLAGS_FW_DOWNLOAD_BOOT) && 2574164990Smjacob (mpt->fw_uploaded == 0)) { 2575164990Smjacob struct mpt_map_info mi; 2576147883Sscottl 2577164990Smjacob /* 2578164990Smjacob * In some configurations, the IOC's firmware is 2579164990Smjacob * stored in a shared piece of system NVRAM that 2580164990Smjacob * is only accessable via the BIOS. In this 2581164990Smjacob * case, the firmware keeps a copy of firmware in 2582164990Smjacob * RAM until the OS driver retrieves it. Once 2583164990Smjacob * retrieved, we are responsible for re-downloading 2584164990Smjacob * the firmware after any hard-reset. 2585164990Smjacob */ 2586164990Smjacob mpt->fw_image_size = mpt->ioc_facts.FWImageSize; 2587164990Smjacob error = mpt_dma_tag_create(mpt, mpt->parent_dmat, 1, 0, 2588164990Smjacob BUS_SPACE_MAXADDR_32BIT, BUS_SPACE_MAXADDR, NULL, NULL, 2589164990Smjacob mpt->fw_image_size, 1, mpt->fw_image_size, 0, 2590164990Smjacob &mpt->fw_dmat); 2591164990Smjacob if (error != 0) { 2592164990Smjacob mpt_prt(mpt, "cannot create firmwarew dma tag\n"); 2593164990Smjacob return (ENOMEM); 2594101704Smjacob } 2595164990Smjacob error = bus_dmamem_alloc(mpt->fw_dmat, 2596164990Smjacob (void **)&mpt->fw_image, BUS_DMA_NOWAIT, &mpt->fw_dmap); 2597164990Smjacob if (error != 0) { 2598164990Smjacob mpt_prt(mpt, "cannot allocate firmware memory\n"); 2599164990Smjacob bus_dma_tag_destroy(mpt->fw_dmat); 2600164990Smjacob return (ENOMEM); 2601164990Smjacob } 2602164990Smjacob mi.mpt = mpt; 2603164990Smjacob mi.error = 0; 2604164990Smjacob bus_dmamap_load(mpt->fw_dmat, mpt->fw_dmap, 2605164990Smjacob mpt->fw_image, mpt->fw_image_size, mpt_map_rquest, &mi, 0); 2606164990Smjacob mpt->fw_phys = mi.phys; 2607101704Smjacob 2608164990Smjacob error = mpt_upload_fw(mpt); 2609164990Smjacob if (error != 0) { 2610164990Smjacob mpt_prt(mpt, "firmware upload failed.\n"); 2611164990Smjacob bus_dmamap_unload(mpt->fw_dmat, mpt->fw_dmap); 2612164990Smjacob bus_dmamem_free(mpt->fw_dmat, mpt->fw_image, 2613164990Smjacob mpt->fw_dmap); 2614164990Smjacob bus_dma_tag_destroy(mpt->fw_dmat); 2615164990Smjacob mpt->fw_image = NULL; 2616164990Smjacob return (EIO); 2617102199Smjacob } 2618164990Smjacob mpt->fw_uploaded = 1; 2619164990Smjacob } 2620102199Smjacob 2621164990Smjacob for (port = 0; port < mpt->ioc_facts.NumberOfPorts; port++) { 2622164990Smjacob pfp = &mpt->port_facts[port]; 2623164990Smjacob error = mpt_get_portfacts(mpt, 0, pfp); 2624164990Smjacob if (error != MPT_OK) { 2625164990Smjacob mpt_prt(mpt, 2626164990Smjacob "mpt_get_portfacts on port %d failed\n", port); 2627164990Smjacob free(mpt->port_facts, M_DEVBUF); 2628164990Smjacob mpt->port_facts = NULL; 2629164990Smjacob return (mpt_configure_ioc(mpt, tn++, 1)); 2630102199Smjacob } 2631164990Smjacob mpt2host_portfacts_reply(pfp); 2632157117Smjacob 2633164990Smjacob if (port > 0) { 2634164990Smjacob error = MPT_PRT_INFO; 2635102199Smjacob } else { 2636164990Smjacob error = MPT_PRT_DEBUG; 2637102199Smjacob } 2638164990Smjacob mpt_lprt(mpt, error, 2639164990Smjacob "PORTFACTS[%d]: Type %x PFlags %x IID %d MaxDev %d\n", 2640164990Smjacob port, pfp->PortType, pfp->ProtocolFlags, pfp->PortSCSIID, 2641164990Smjacob pfp->MaxDevices); 2642102199Smjacob 2643164990Smjacob } 2644157117Smjacob 2645164990Smjacob /* 2646164990Smjacob * XXX: Not yet supporting more than port 0 2647164990Smjacob */ 2648164990Smjacob pfp = &mpt->port_facts[0]; 2649164990Smjacob if (pfp->PortType == MPI_PORTFACTS_PORTTYPE_FC) { 2650164990Smjacob mpt->is_fc = 1; 2651164990Smjacob mpt->is_sas = 0; 2652164990Smjacob mpt->is_spi = 0; 2653164990Smjacob } else if (pfp->PortType == MPI_PORTFACTS_PORTTYPE_SAS) { 2654164990Smjacob mpt->is_fc = 0; 2655164990Smjacob mpt->is_sas = 1; 2656164990Smjacob mpt->is_spi = 0; 2657164990Smjacob } else if (pfp->PortType == MPI_PORTFACTS_PORTTYPE_SCSI) { 2658164990Smjacob mpt->is_fc = 0; 2659164990Smjacob mpt->is_sas = 0; 2660164990Smjacob mpt->is_spi = 1; 2661164990Smjacob } else if (pfp->PortType == MPI_PORTFACTS_PORTTYPE_ISCSI) { 2662164990Smjacob mpt_prt(mpt, "iSCSI not supported yet\n"); 2663164990Smjacob return (ENXIO); 2664164990Smjacob } else if (pfp->PortType == MPI_PORTFACTS_PORTTYPE_INACTIVE) { 2665164990Smjacob mpt_prt(mpt, "Inactive Port\n"); 2666164990Smjacob return (ENXIO); 2667164990Smjacob } else { 2668164990Smjacob mpt_prt(mpt, "unknown Port Type %#x\n", pfp->PortType); 2669164990Smjacob return (ENXIO); 2670164990Smjacob } 2671101704Smjacob 2672164990Smjacob /* 2673164990Smjacob * Set our role with what this port supports. 2674164990Smjacob * 2675164990Smjacob * Note this might be changed later in different modules 2676164990Smjacob * if this is different from what is wanted. 2677164990Smjacob */ 2678164990Smjacob mpt->role = MPT_ROLE_NONE; 2679164990Smjacob if (pfp->ProtocolFlags & MPI_PORTFACTS_PROTOCOL_INITIATOR) { 2680164990Smjacob mpt->role |= MPT_ROLE_INITIATOR; 2681101704Smjacob } 2682164990Smjacob if (pfp->ProtocolFlags & MPI_PORTFACTS_PROTOCOL_TARGET) { 2683164990Smjacob mpt->role |= MPT_ROLE_TARGET; 2684164990Smjacob } 2685101704Smjacob 2686164990Smjacob /* 2687164990Smjacob * Enable the IOC 2688164990Smjacob */ 2689177808Sscottl if (mpt_enable_ioc(mpt, 1) != MPT_OK) { 2690164990Smjacob mpt_prt(mpt, "unable to initialize IOC\n"); 2691164990Smjacob return (ENXIO); 2692101704Smjacob } 2693101704Smjacob 2694164990Smjacob /* 2695164990Smjacob * Read IOC configuration information. 2696164990Smjacob * 2697164990Smjacob * We need this to determine whether or not we have certain 2698164990Smjacob * settings for Integrated Mirroring (e.g.). 2699164990Smjacob */ 2700164990Smjacob mpt_read_config_info_ioc(mpt); 2701164990Smjacob 2702101704Smjacob return (0); 2703101704Smjacob} 2704147883Sscottl 2705147883Sscottlstatic int 2706157117Smjacobmpt_enable_ioc(struct mpt_softc *mpt, int portenable) 2707147883Sscottl{ 2708147883Sscottl uint32_t pptr; 2709147883Sscottl int val; 2710147883Sscottl 2711155521Smjacob if (mpt_send_ioc_init(mpt, MPI_WHOINIT_HOST_DRIVER) != MPT_OK) { 2712147883Sscottl mpt_prt(mpt, "mpt_send_ioc_init failed\n"); 2713147883Sscottl return (EIO); 2714147883Sscottl } 2715147883Sscottl 2716147883Sscottl mpt_lprt(mpt, MPT_PRT_DEBUG, "mpt_send_ioc_init ok\n"); 2717147883Sscottl 2718147883Sscottl if (mpt_wait_state(mpt, MPT_DB_STATE_RUNNING) != MPT_OK) { 2719147883Sscottl mpt_prt(mpt, "IOC failed to go to run state\n"); 2720147883Sscottl return (ENXIO); 2721147883Sscottl } 2722155521Smjacob mpt_lprt(mpt, MPT_PRT_DEBUG, "IOC now at RUNSTATE\n"); 2723147883Sscottl 2724147883Sscottl /* 2725147883Sscottl * Give it reply buffers 2726147883Sscottl * 2727147883Sscottl * Do *not* exceed global credits. 2728147883Sscottl */ 2729156104Smjacob for (val = 0, pptr = mpt->reply_phys; 2730156104Smjacob (pptr + MPT_REPLY_SIZE) < (mpt->reply_phys + PAGE_SIZE); 2731147883Sscottl pptr += MPT_REPLY_SIZE) { 2732147883Sscottl mpt_free_reply(mpt, pptr); 2733164990Smjacob if (++val == mpt->ioc_facts.GlobalCredits - 1) 2734147883Sscottl break; 2735147883Sscottl } 2736147883Sscottl 2737157117Smjacob 2738147883Sscottl /* 2739157354Smjacob * Enable the port if asked. This is only done if we're resetting 2740157354Smjacob * the IOC after initial startup. 2741147883Sscottl */ 2742157117Smjacob if (portenable) { 2743157117Smjacob /* 2744157117Smjacob * Enable asynchronous event reporting 2745157117Smjacob */ 2746157117Smjacob mpt_send_event_request(mpt, 1); 2747147883Sscottl 2748157117Smjacob if (mpt_send_port_enable(mpt, 0) != MPT_OK) { 2749157117Smjacob mpt_prt(mpt, "failed to enable port 0\n"); 2750157117Smjacob return (ENXIO); 2751157117Smjacob } 2752147883Sscottl } 2753156104Smjacob return (MPT_OK); 2754147883Sscottl} 2755164990Smjacob 2756164990Smjacob/* 2757164990Smjacob * Endian Conversion Functions- only used on Big Endian machines 2758164990Smjacob */ 2759164990Smjacob#if _BYTE_ORDER == _BIG_ENDIAN 2760164990Smjacobvoid 2761164990Smjacobmpt2host_sge_simple_union(SGE_SIMPLE_UNION *sge) 2762164990Smjacob{ 2763164990Smjacob MPT_2_HOST32(sge, FlagsLength); 2764164998Smjacob MPT_2_HOST32(sge, u.Address64.Low); 2765164998Smjacob MPT_2_HOST32(sge, u.Address64.High); 2766164998Smjacob} 2767164990Smjacob 2768164990Smjacobvoid 2769164990Smjacobmpt2host_iocfacts_reply(MSG_IOC_FACTS_REPLY *rp) 2770164990Smjacob{ 2771164990Smjacob MPT_2_HOST16(rp, MsgVersion); 2772164990Smjacob MPT_2_HOST16(rp, HeaderVersion); 2773164990Smjacob MPT_2_HOST32(rp, MsgContext); 2774164990Smjacob MPT_2_HOST16(rp, IOCExceptions); 2775164990Smjacob MPT_2_HOST16(rp, IOCStatus); 2776164990Smjacob MPT_2_HOST32(rp, IOCLogInfo); 2777164990Smjacob MPT_2_HOST16(rp, ReplyQueueDepth); 2778164990Smjacob MPT_2_HOST16(rp, RequestFrameSize); 2779164990Smjacob MPT_2_HOST16(rp, Reserved_0101_FWVersion); 2780164990Smjacob MPT_2_HOST16(rp, ProductID); 2781164990Smjacob MPT_2_HOST32(rp, CurrentHostMfaHighAddr); 2782164990Smjacob MPT_2_HOST16(rp, GlobalCredits); 2783164990Smjacob MPT_2_HOST32(rp, CurrentSenseBufferHighAddr); 2784164990Smjacob MPT_2_HOST16(rp, CurReplyFrameSize); 2785164990Smjacob MPT_2_HOST32(rp, FWImageSize); 2786164990Smjacob MPT_2_HOST32(rp, IOCCapabilities); 2787164990Smjacob MPT_2_HOST32(rp, FWVersion.Word); 2788164990Smjacob MPT_2_HOST16(rp, HighPriorityQueueDepth); 2789164990Smjacob MPT_2_HOST16(rp, Reserved2); 2790164990Smjacob mpt2host_sge_simple_union(&rp->HostPageBufferSGE); 2791164990Smjacob MPT_2_HOST32(rp, ReplyFifoHostSignalingAddr); 2792164990Smjacob} 2793164990Smjacob 2794164990Smjacobvoid 2795164990Smjacobmpt2host_portfacts_reply(MSG_PORT_FACTS_REPLY *pfp) 2796164990Smjacob{ 2797164990Smjacob MPT_2_HOST16(pfp, Reserved); 2798164990Smjacob MPT_2_HOST16(pfp, Reserved1); 2799164990Smjacob MPT_2_HOST32(pfp, MsgContext); 2800164990Smjacob MPT_2_HOST16(pfp, Reserved2); 2801164990Smjacob MPT_2_HOST16(pfp, IOCStatus); 2802164990Smjacob MPT_2_HOST32(pfp, IOCLogInfo); 2803164990Smjacob MPT_2_HOST16(pfp, MaxDevices); 2804164990Smjacob MPT_2_HOST16(pfp, PortSCSIID); 2805164990Smjacob MPT_2_HOST16(pfp, ProtocolFlags); 2806164990Smjacob MPT_2_HOST16(pfp, MaxPostedCmdBuffers); 2807164990Smjacob MPT_2_HOST16(pfp, MaxPersistentIDs); 2808164990Smjacob MPT_2_HOST16(pfp, MaxLanBuckets); 2809164990Smjacob MPT_2_HOST16(pfp, Reserved4); 2810164990Smjacob MPT_2_HOST32(pfp, Reserved5); 2811164990Smjacob} 2812164990Smjacobvoid 2813164990Smjacobmpt2host_config_page_ioc2(CONFIG_PAGE_IOC_2 *ioc2) 2814164990Smjacob{ 2815164990Smjacob int i; 2816164990Smjacob ioc2->CapabilitiesFlags = htole32(ioc2->CapabilitiesFlags); 2817164990Smjacob for (i = 0; i < MPI_IOC_PAGE_2_RAID_VOLUME_MAX; i++) { 2818164998Smjacob MPT_2_HOST16(ioc2, RaidVolume[i].Reserved3); 2819164990Smjacob } 2820164990Smjacob} 2821164990Smjacob 2822164990Smjacobvoid 2823164990Smjacobmpt2host_config_page_raid_vol_0(CONFIG_PAGE_RAID_VOL_0 *volp) 2824164990Smjacob{ 2825164990Smjacob int i; 2826164990Smjacob MPT_2_HOST16(volp, VolumeStatus.Reserved); 2827164990Smjacob MPT_2_HOST16(volp, VolumeSettings.Settings); 2828164990Smjacob MPT_2_HOST32(volp, MaxLBA); 2829170276Sscottl MPT_2_HOST32(volp, MaxLBAHigh); 2830164990Smjacob MPT_2_HOST32(volp, StripeSize); 2831164990Smjacob MPT_2_HOST32(volp, Reserved2); 2832164990Smjacob MPT_2_HOST32(volp, Reserved3); 2833164990Smjacob for (i = 0; i < MPI_RAID_VOL_PAGE_0_PHYSDISK_MAX; i++) { 2834164998Smjacob MPT_2_HOST16(volp, PhysDisk[i].Reserved); 2835164990Smjacob } 2836164990Smjacob} 2837164990Smjacob 2838164990Smjacobvoid 2839164990Smjacobmpt2host_mpi_raid_vol_indicator(MPI_RAID_VOL_INDICATOR *vi) 2840164990Smjacob{ 2841164998Smjacob MPT_2_HOST16(vi, TotalBlocks.High); 2842164998Smjacob MPT_2_HOST16(vi, TotalBlocks.Low); 2843164998Smjacob MPT_2_HOST16(vi, BlocksRemaining.High); 2844164998Smjacob MPT_2_HOST16(vi, BlocksRemaining.Low); 2845164990Smjacob} 2846164990Smjacob#endif 2847