scsi_ctl.c revision 315889
1229997Sken/*- 2229997Sken * Copyright (c) 2008, 2009 Silicon Graphics International Corp. 3290776Smav * Copyright (c) 2014-2015 Alexander Motin <mav@FreeBSD.org> 4229997Sken * All rights reserved. 5229997Sken * 6229997Sken * Redistribution and use in source and binary forms, with or without 7229997Sken * modification, are permitted provided that the following conditions 8229997Sken * are met: 9229997Sken * 1. Redistributions of source code must retain the above copyright 10229997Sken * notice, this list of conditions, and the following disclaimer, 11229997Sken * without modification. 12229997Sken * 2. Redistributions in binary form must reproduce at minimum a disclaimer 13229997Sken * substantially similar to the "NO WARRANTY" disclaimer below 14229997Sken * ("Disclaimer") and any redistribution must be conditioned upon 15229997Sken * including a substantially similar Disclaimer requirement for further 16229997Sken * binary redistribution. 17229997Sken * 18229997Sken * NO WARRANTY 19229997Sken * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 20229997Sken * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 21229997Sken * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR 22229997Sken * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 23229997Sken * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 24229997Sken * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 25229997Sken * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 26229997Sken * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 27229997Sken * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING 28229997Sken * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29229997Sken * POSSIBILITY OF SUCH DAMAGES. 30229997Sken * 31229997Sken * $Id: //depot/users/kenm/FreeBSD-test2/sys/cam/ctl/scsi_ctl.c#4 $ 32229997Sken */ 33229997Sken/* 34229997Sken * Peripheral driver interface between CAM and CTL (CAM Target Layer). 35229997Sken * 36229997Sken * Author: Ken Merry <ken@FreeBSD.org> 37229997Sken */ 38229997Sken 39229997Sken#include <sys/cdefs.h> 40229997Sken__FBSDID("$FreeBSD: stable/10/sys/cam/ctl/scsi_ctl.c 315889 2017-03-24 07:02:03Z mav $"); 41229997Sken 42229997Sken#include <sys/param.h> 43229997Sken#include <sys/queue.h> 44229997Sken#include <sys/systm.h> 45229997Sken#include <sys/kernel.h> 46229997Sken#include <sys/lock.h> 47229997Sken#include <sys/mutex.h> 48229997Sken#include <sys/condvar.h> 49229997Sken#include <sys/malloc.h> 50229997Sken#include <sys/bus.h> 51229997Sken#include <sys/endian.h> 52229997Sken#include <sys/sbuf.h> 53229997Sken#include <sys/sysctl.h> 54229997Sken#include <sys/types.h> 55229997Sken#include <sys/systm.h> 56314749Smav#include <sys/taskqueue.h> 57229997Sken#include <machine/bus.h> 58229997Sken 59229997Sken#include <cam/cam.h> 60229997Sken#include <cam/cam_ccb.h> 61229997Sken#include <cam/cam_periph.h> 62229997Sken#include <cam/cam_queue.h> 63229997Sken#include <cam/cam_xpt_periph.h> 64229997Sken#include <cam/cam_debug.h> 65229997Sken#include <cam/cam_sim.h> 66229997Sken#include <cam/cam_xpt.h> 67229997Sken 68229997Sken#include <cam/scsi/scsi_all.h> 69229997Sken#include <cam/scsi/scsi_message.h> 70229997Sken 71229997Sken#include <cam/ctl/ctl_io.h> 72229997Sken#include <cam/ctl/ctl.h> 73229997Sken#include <cam/ctl/ctl_frontend.h> 74229997Sken#include <cam/ctl/ctl_util.h> 75229997Sken#include <cam/ctl/ctl_error.h> 76229997Sken 77229997Skenstruct ctlfe_softc { 78290776Smav struct ctl_port port; 79290776Smav path_id_t path_id; 80290776Smav target_id_t target_id; 81290776Smav uint32_t hba_misc; 82290776Smav u_int maxio; 83229997Sken struct cam_sim *sim; 84290776Smav char port_name[DEV_IDLEN]; 85290776Smav struct mtx lun_softc_mtx; 86229997Sken STAILQ_HEAD(, ctlfe_lun_softc) lun_softc_list; 87229997Sken STAILQ_ENTRY(ctlfe_softc) links; 88229997Sken}; 89229997Sken 90229997SkenSTAILQ_HEAD(, ctlfe_softc) ctlfe_softc_list; 91229997Skenstruct mtx ctlfe_list_mtx; 92229997Skenstatic char ctlfe_mtx_desc[] = "ctlfelist"; 93229997Sken 94229997Skentypedef enum { 95229997Sken CTLFE_LUN_NONE = 0x00, 96229997Sken CTLFE_LUN_WILDCARD = 0x01 97229997Sken} ctlfe_lun_flags; 98229997Sken 99229997Skenstruct ctlfe_lun_softc { 100229997Sken struct ctlfe_softc *parent_softc; 101229997Sken struct cam_periph *periph; 102229997Sken ctlfe_lun_flags flags; 103314749Smav int ctios_sent; /* Number of active CTIOs */ 104314749Smav int refcount; /* Number of active xpt_action() */ 105314749Smav int atios_alloced; /* Number of ATIOs not freed */ 106314749Smav int inots_alloced; /* Number of INOTs not freed */ 107314749Smav struct task refdrain_task; 108315887Smav STAILQ_HEAD(, ccb_hdr) work_queue; 109315889Smav LIST_HEAD(, ccb_hdr) atio_list; /* List of ATIOs queued to SIM. */ 110315889Smav LIST_HEAD(, ccb_hdr) inot_list; /* List of INOTs queued to SIM. */ 111229997Sken STAILQ_ENTRY(ctlfe_lun_softc) links; 112229997Sken}; 113229997Sken 114229997Skentypedef enum { 115229997Sken CTLFE_CMD_NONE = 0x00, 116229997Sken CTLFE_CMD_PIECEWISE = 0x01 117229997Sken} ctlfe_cmd_flags; 118229997Sken 119288723Smavstruct ctlfe_cmd_info { 120229997Sken int cur_transfer_index; 121265641Smav size_t cur_transfer_off; 122229997Sken ctlfe_cmd_flags flags; 123229997Sken /* 124229997Sken * XXX KDM struct bus_dma_segment is 8 bytes on i386, and 16 125229997Sken * bytes on amd64. So with 32 elements, this is 256 bytes on 126229997Sken * i386 and 512 bytes on amd64. 127229997Sken */ 128265641Smav#define CTLFE_MAX_SEGS 32 129265641Smav bus_dma_segment_t cam_sglist[CTLFE_MAX_SEGS]; 130229997Sken}; 131229997Sken 132229997Sken/* 133229997Sken * When we register the adapter/bus, request that this many ctl_ios be 134229997Sken * allocated. This should be the maximum supported by the adapter, but we 135229997Sken * currently don't have a way to get that back from the path inquiry. 136229997Sken * XXX KDM add that to the path inquiry. 137229997Sken */ 138229997Sken#define CTLFE_REQ_CTL_IO 4096 139229997Sken/* 140229997Sken * Number of Accept Target I/O CCBs to allocate and queue down to the 141229997Sken * adapter per LUN. 142229997Sken * XXX KDM should this be controlled by CTL? 143229997Sken */ 144229997Sken#define CTLFE_ATIO_PER_LUN 1024 145229997Sken/* 146229997Sken * Number of Immediate Notify CCBs (used for aborts, resets, etc.) to 147229997Sken * allocate and queue down to the adapter per LUN. 148229997Sken * XXX KDM should this be controlled by CTL? 149229997Sken */ 150229997Sken#define CTLFE_IN_PER_LUN 1024 151229997Sken 152229997Sken/* 153314751Smav * Timeout (in seconds) on CTIO CCB doing DMA or sending status 154229997Sken */ 155314751Smav#define CTLFE_TIMEOUT 5 156229997Sken 157229997Sken/* 158229997Sken * Turn this on to enable extra debugging prints. 159229997Sken */ 160229997Sken#if 0 161229997Sken#define CTLFE_DEBUG 162229997Sken#endif 163229997Sken 164229997SkenMALLOC_DEFINE(M_CTLFE, "CAM CTL FE", "CAM CTL FE interface"); 165229997Sken 166275878Smav#define io_ptr ppriv_ptr0 167229997Sken 168229997Sken/* This is only used in the CTIO */ 169229997Sken#define ccb_atio ppriv_ptr1 170229997Sken 171312585Smav#define PRIV_CCB(io) ((io)->io_hdr.ctl_private[CTL_PRIV_FRONTEND].ptrs[0]) 172312585Smav#define PRIV_INFO(io) ((io)->io_hdr.ctl_private[CTL_PRIV_FRONTEND].ptrs[1]) 173312585Smav 174313369Smavstatic int ctlfeinitialize(void); 175313369Smavstatic int ctlfeshutdown(void); 176268677Smavstatic periph_init_t ctlfeperiphinit; 177229997Skenstatic void ctlfeasync(void *callback_arg, uint32_t code, 178229997Sken struct cam_path *path, void *arg); 179229997Skenstatic periph_ctor_t ctlferegister; 180229997Skenstatic periph_oninv_t ctlfeoninvalidate; 181229997Skenstatic periph_dtor_t ctlfecleanup; 182229997Skenstatic periph_start_t ctlfestart; 183229997Skenstatic void ctlfedone(struct cam_periph *periph, 184229997Sken union ccb *done_ccb); 185229997Sken 186229997Skenstatic void ctlfe_onoffline(void *arg, int online); 187229997Skenstatic void ctlfe_online(void *arg); 188229997Skenstatic void ctlfe_offline(void *arg); 189284798Smavstatic int ctlfe_lun_enable(void *arg, int lun_id); 190284798Smavstatic int ctlfe_lun_disable(void *arg, int lun_id); 191229997Skenstatic void ctlfe_dump_sim(struct cam_sim *sim); 192229997Skenstatic void ctlfe_dump_queue(struct ctlfe_lun_softc *softc); 193275880Smavstatic void ctlfe_datamove(union ctl_io *io); 194275880Smavstatic void ctlfe_done(union ctl_io *io); 195229997Skenstatic void ctlfe_dump(void); 196314739Smavstatic void ctlfe_free_ccb(struct cam_periph *periph, 197314739Smav union ccb *ccb); 198314739Smavstatic void ctlfe_requeue_ccb(struct cam_periph *periph, 199314739Smav union ccb *ccb, int unlock); 200229997Sken 201229997Skenstatic struct periph_driver ctlfe_driver = 202229997Sken{ 203268677Smav ctlfeperiphinit, "ctl", 204273316Smav TAILQ_HEAD_INITIALIZER(ctlfe_driver.units), /*generation*/ 0, 205273316Smav CAM_PERIPH_DRV_EARLY 206229997Sken}; 207229997Sken 208268677Smavstatic struct ctl_frontend ctlfe_frontend = 209268677Smav{ 210273318Smav .name = "camtgt", 211268677Smav .init = ctlfeinitialize, 212268677Smav .fe_dump = ctlfe_dump, 213268677Smav .shutdown = ctlfeshutdown, 214249009Strasz}; 215268677SmavCTL_FRONTEND_DECLARE(ctlfe, ctlfe_frontend); 216249009Strasz 217313369Smavstatic int 218229997Skenctlfeshutdown(void) 219229997Sken{ 220313369Smav 221313369Smav /* CAM does not support periph driver unregister now. */ 222313369Smav return (EBUSY); 223229997Sken} 224229997Sken 225313369Smavstatic int 226268677Smavctlfeinitialize(void) 227229997Sken{ 228229997Sken 229229997Sken STAILQ_INIT(&ctlfe_softc_list); 230229997Sken mtx_init(&ctlfe_list_mtx, ctlfe_mtx_desc, NULL, MTX_DEF); 231268677Smav periphdriver_register(&ctlfe_driver); 232268677Smav return (0); 233268677Smav} 234229997Sken 235313369Smavstatic void 236268677Smavctlfeperiphinit(void) 237268677Smav{ 238268677Smav cam_status status; 239229997Sken 240229997Sken status = xpt_register_async(AC_PATH_REGISTERED | AC_PATH_DEREGISTERED | 241229997Sken AC_CONTRACT, ctlfeasync, NULL, NULL); 242229997Sken if (status != CAM_REQ_CMP) { 243229997Sken printf("ctl: Failed to attach async callback due to CAM " 244229997Sken "status 0x%x!\n", status); 245229997Sken } 246229997Sken} 247229997Sken 248229997Skenstatic void 249229997Skenctlfeasync(void *callback_arg, uint32_t code, struct cam_path *path, void *arg) 250229997Sken{ 251273317Smav struct ctlfe_softc *softc; 252229997Sken 253229997Sken#ifdef CTLFEDEBUG 254229997Sken printf("%s: entered\n", __func__); 255229997Sken#endif 256229997Sken 257273317Smav mtx_lock(&ctlfe_list_mtx); 258273317Smav STAILQ_FOREACH(softc, &ctlfe_softc_list, links) { 259273317Smav if (softc->path_id == xpt_path_path_id(path)) 260273317Smav break; 261273317Smav } 262273317Smav mtx_unlock(&ctlfe_list_mtx); 263273317Smav 264229997Sken /* 265229997Sken * When a new path gets registered, and it is capable of target 266229997Sken * mode, go ahead and attach. Later on, we may need to be more 267229997Sken * selective, but for now this will be sufficient. 268229997Sken */ 269229997Sken switch (code) { 270229997Sken case AC_PATH_REGISTERED: { 271268677Smav struct ctl_port *port; 272229997Sken struct ccb_pathinq *cpi; 273229997Sken int retval; 274229997Sken 275229997Sken cpi = (struct ccb_pathinq *)arg; 276229997Sken 277229997Sken /* Don't attach if it doesn't support target mode */ 278229997Sken if ((cpi->target_sprt & PIT_PROCESSOR) == 0) { 279230033Sken#ifdef CTLFEDEBUG 280229997Sken printf("%s: SIM %s%d doesn't support target mode\n", 281229997Sken __func__, cpi->dev_name, cpi->unit_number); 282230033Sken#endif 283229997Sken break; 284229997Sken } 285229997Sken 286273317Smav if (softc != NULL) { 287273317Smav#ifdef CTLFEDEBUG 288273317Smav printf("%s: CTL port for CAM path %u already exists\n", 289273317Smav __func__, xpt_path_path_id(path)); 290273317Smav#endif 291273317Smav break; 292273317Smav } 293273317Smav 294229997Sken /* 295229997Sken * We're in an interrupt context here, so we have to 296229997Sken * use M_NOWAIT. Of course this means trouble if we 297229997Sken * can't allocate memory. 298229997Sken */ 299273317Smav softc = malloc(sizeof(*softc), M_CTLFE, M_NOWAIT | M_ZERO); 300273317Smav if (softc == NULL) { 301229997Sken printf("%s: unable to malloc %zd bytes for softc\n", 302273317Smav __func__, sizeof(*softc)); 303229997Sken return; 304229997Sken } 305229997Sken 306273317Smav softc->path_id = cpi->ccb_h.path_id; 307288713Smav softc->target_id = cpi->initiator_id; 308273317Smav softc->sim = xpt_path_sim(path); 309290776Smav softc->hba_misc = cpi->hba_misc; 310265641Smav if (cpi->maxio != 0) 311273317Smav softc->maxio = cpi->maxio; 312265641Smav else 313273317Smav softc->maxio = DFLTPHYS; 314273317Smav mtx_init(&softc->lun_softc_mtx, "LUN softc mtx", NULL, MTX_DEF); 315273317Smav STAILQ_INIT(&softc->lun_softc_list); 316229997Sken 317273317Smav port = &softc->port; 318268677Smav port->frontend = &ctlfe_frontend; 319229997Sken 320229997Sken /* 321229997Sken * XXX KDM should we be more accurate here ? 322229997Sken */ 323229997Sken if (cpi->transport == XPORT_FC) 324268677Smav port->port_type = CTL_PORT_FC; 325268694Smav else if (cpi->transport == XPORT_SAS) 326268694Smav port->port_type = CTL_PORT_SAS; 327229997Sken else 328268677Smav port->port_type = CTL_PORT_SCSI; 329229997Sken 330229997Sken /* XXX KDM what should the real number be here? */ 331314751Smav port->num_requested_ctl_io = CTLFE_REQ_CTL_IO; 332273317Smav snprintf(softc->port_name, sizeof(softc->port_name), 333229997Sken "%s%d", cpi->dev_name, cpi->unit_number); 334229997Sken /* 335229997Sken * XXX KDM it would be nice to allocate storage in the 336229997Sken * frontend structure itself. 337229997Sken */ 338273317Smav port->port_name = softc->port_name; 339273319Smav port->physical_port = cpi->bus_id; 340273319Smav port->virtual_port = 0; 341268677Smav port->port_online = ctlfe_online; 342268677Smav port->port_offline = ctlfe_offline; 343273317Smav port->onoff_arg = softc; 344268677Smav port->lun_enable = ctlfe_lun_enable; 345268677Smav port->lun_disable = ctlfe_lun_disable; 346273317Smav port->targ_lun_arg = softc; 347275880Smav port->fe_datamove = ctlfe_datamove; 348275880Smav port->fe_done = ctlfe_done; 349229997Sken /* 350229997Sken * XXX KDM the path inquiry doesn't give us the maximum 351229997Sken * number of targets supported. 352229997Sken */ 353268677Smav port->max_targets = cpi->max_target; 354268677Smav port->max_target_id = cpi->max_target; 355288732Smav port->targ_port = -1; 356314751Smav 357275493Smav retval = ctl_port_register(port); 358229997Sken if (retval != 0) { 359268677Smav printf("%s: ctl_port_register() failed with " 360229997Sken "error %d!\n", __func__, retval); 361273317Smav mtx_destroy(&softc->lun_softc_mtx); 362273317Smav free(softc, M_CTLFE); 363229997Sken break; 364229997Sken } else { 365229997Sken mtx_lock(&ctlfe_list_mtx); 366273317Smav STAILQ_INSERT_TAIL(&ctlfe_softc_list, softc, links); 367229997Sken mtx_unlock(&ctlfe_list_mtx); 368229997Sken } 369229997Sken 370245228Sken break; 371245228Sken } 372245228Sken case AC_PATH_DEREGISTERED: { 373245228Sken 374245228Sken if (softc != NULL) { 375245228Sken /* 376245228Sken * XXX KDM are we certain at this point that there 377245228Sken * are no outstanding commands for this frontend? 378245228Sken */ 379273317Smav mtx_lock(&ctlfe_list_mtx); 380273317Smav STAILQ_REMOVE(&ctlfe_softc_list, softc, ctlfe_softc, 381273317Smav links); 382273317Smav mtx_unlock(&ctlfe_list_mtx); 383268677Smav ctl_port_deregister(&softc->port); 384260387Sscottl mtx_destroy(&softc->lun_softc_mtx); 385245228Sken free(softc, M_CTLFE); 386229997Sken } 387229997Sken break; 388229997Sken } 389229997Sken case AC_CONTRACT: { 390229997Sken struct ac_contract *ac; 391229997Sken 392229997Sken ac = (struct ac_contract *)arg; 393229997Sken 394229997Sken switch (ac->contract_number) { 395229997Sken case AC_CONTRACT_DEV_CHG: { 396229997Sken struct ac_device_changed *dev_chg; 397273317Smav int retval; 398229997Sken 399229997Sken dev_chg = (struct ac_device_changed *)ac->contract_data; 400229997Sken 401236426Smjacob printf("%s: WWPN %#jx port 0x%06x path %u target %u %s\n", 402229997Sken __func__, dev_chg->wwpn, dev_chg->port, 403229997Sken xpt_path_path_id(path), dev_chg->target, 404229997Sken (dev_chg->arrived == 0) ? "left" : "arrived"); 405229997Sken 406273317Smav if (softc == NULL) { 407229997Sken printf("%s: CTL port for CAM path %u not " 408229997Sken "found!\n", __func__, 409229997Sken xpt_path_path_id(path)); 410229997Sken break; 411229997Sken } 412229997Sken if (dev_chg->arrived != 0) { 413268692Smav retval = ctl_add_initiator(&softc->port, 414268692Smav dev_chg->target, dev_chg->wwpn, NULL); 415229997Sken } else { 416268692Smav retval = ctl_remove_initiator(&softc->port, 417268692Smav dev_chg->target); 418229997Sken } 419229997Sken 420268692Smav if (retval < 0) { 421229997Sken printf("%s: could not %s port %d iid %u " 422229997Sken "WWPN %#jx!\n", __func__, 423229997Sken (dev_chg->arrived != 0) ? "add" : 424268677Smav "remove", softc->port.targ_port, 425229997Sken dev_chg->target, 426229997Sken (uintmax_t)dev_chg->wwpn); 427229997Sken } 428229997Sken break; 429229997Sken } 430229997Sken default: 431229997Sken printf("%s: unsupported contract number %ju\n", 432229997Sken __func__, (uintmax_t)ac->contract_number); 433229997Sken break; 434229997Sken } 435229997Sken break; 436229997Sken } 437229997Sken default: 438229997Sken break; 439229997Sken } 440229997Sken} 441229997Sken 442229997Skenstatic cam_status 443229997Skenctlferegister(struct cam_periph *periph, void *arg) 444229997Sken{ 445229997Sken struct ctlfe_softc *bus_softc; 446229997Sken struct ctlfe_lun_softc *softc; 447315889Smav union ccb ccb; 448229997Sken cam_status status; 449229997Sken int i; 450229997Sken 451229997Sken softc = (struct ctlfe_lun_softc *)arg; 452229997Sken bus_softc = softc->parent_softc; 453229997Sken 454315887Smav STAILQ_INIT(&softc->work_queue); 455315889Smav LIST_INIT(&softc->atio_list); 456315889Smav LIST_INIT(&softc->inot_list); 457229997Sken softc->periph = periph; 458229997Sken periph->softc = softc; 459229997Sken 460315889Smav xpt_setup_ccb(&ccb.ccb_h, periph->path, CAM_PRIORITY_NONE); 461315889Smav ccb.ccb_h.func_code = XPT_EN_LUN; 462315889Smav ccb.cel.grp6_len = 0; 463315889Smav ccb.cel.grp7_len = 0; 464315889Smav ccb.cel.enable = 1; 465315889Smav xpt_action(&ccb); 466315889Smav status = (ccb.ccb_h.status & CAM_STATUS_MASK); 467229997Sken if (status != CAM_REQ_CMP) { 468229997Sken xpt_print(periph->path, "%s: Enable LUN failed, status 0x%x\n", 469315889Smav __func__, ccb.ccb_h.status); 470229997Sken return (status); 471229997Sken } 472229997Sken 473229997Sken status = CAM_REQ_CMP; 474229997Sken 475229997Sken for (i = 0; i < CTLFE_ATIO_PER_LUN; i++) { 476229997Sken union ccb *new_ccb; 477275878Smav union ctl_io *new_io; 478288723Smav struct ctlfe_cmd_info *cmd_info; 479229997Sken 480229997Sken new_ccb = (union ccb *)malloc(sizeof(*new_ccb), M_CTLFE, 481236426Smjacob M_ZERO|M_NOWAIT); 482229997Sken if (new_ccb == NULL) { 483229997Sken status = CAM_RESRC_UNAVAIL; 484229997Sken break; 485229997Sken } 486275878Smav new_io = ctl_alloc_io_nowait(bus_softc->port.ctl_pool_ref); 487275878Smav if (new_io == NULL) { 488275878Smav free(new_ccb, M_CTLFE); 489275878Smav status = CAM_RESRC_UNAVAIL; 490275878Smav break; 491275878Smav } 492288723Smav cmd_info = malloc(sizeof(*cmd_info), M_CTLFE, 493288723Smav M_ZERO | M_NOWAIT); 494288723Smav if (cmd_info == NULL) { 495288723Smav ctl_free_io(new_io); 496288723Smav free(new_ccb, M_CTLFE); 497288723Smav status = CAM_RESRC_UNAVAIL; 498288723Smav break; 499288723Smav } 500312585Smav PRIV_INFO(new_io) = cmd_info; 501284793Smav softc->atios_alloced++; 502275878Smav new_ccb->ccb_h.io_ptr = new_io; 503315889Smav LIST_INSERT_HEAD(&softc->atio_list, &new_ccb->ccb_h, periph_links.le); 504275878Smav 505229997Sken xpt_setup_ccb(&new_ccb->ccb_h, periph->path, /*priority*/ 1); 506229997Sken new_ccb->ccb_h.func_code = XPT_ACCEPT_TARGET_IO; 507229997Sken new_ccb->ccb_h.cbfcnp = ctlfedone; 508260387Sscottl new_ccb->ccb_h.flags |= CAM_UNLOCKED; 509229997Sken xpt_action(new_ccb); 510229997Sken status = new_ccb->ccb_h.status; 511229997Sken if ((status & CAM_STATUS_MASK) != CAM_REQ_INPROG) { 512288723Smav free(cmd_info, M_CTLFE); 513275878Smav ctl_free_io(new_io); 514229997Sken free(new_ccb, M_CTLFE); 515229997Sken break; 516229997Sken } 517229997Sken } 518229997Sken 519229997Sken status = cam_periph_acquire(periph); 520229997Sken if ((status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 521229997Sken xpt_print(periph->path, "%s: could not acquire reference " 522229997Sken "count, status = %#x\n", __func__, status); 523229997Sken return (status); 524229997Sken } 525229997Sken 526229997Sken if (i == 0) { 527229997Sken xpt_print(periph->path, "%s: could not allocate ATIO CCBs, " 528229997Sken "status 0x%x\n", __func__, status); 529229997Sken return (CAM_REQ_CMP_ERR); 530229997Sken } 531229997Sken 532229997Sken for (i = 0; i < CTLFE_IN_PER_LUN; i++) { 533229997Sken union ccb *new_ccb; 534275878Smav union ctl_io *new_io; 535229997Sken 536229997Sken new_ccb = (union ccb *)malloc(sizeof(*new_ccb), M_CTLFE, 537236426Smjacob M_ZERO|M_NOWAIT); 538229997Sken if (new_ccb == NULL) { 539229997Sken status = CAM_RESRC_UNAVAIL; 540229997Sken break; 541229997Sken } 542275878Smav new_io = ctl_alloc_io_nowait(bus_softc->port.ctl_pool_ref); 543275878Smav if (new_io == NULL) { 544275878Smav free(new_ccb, M_CTLFE); 545275878Smav status = CAM_RESRC_UNAVAIL; 546275878Smav break; 547275878Smav } 548284793Smav softc->inots_alloced++; 549275878Smav new_ccb->ccb_h.io_ptr = new_io; 550315889Smav LIST_INSERT_HEAD(&softc->inot_list, &new_ccb->ccb_h, periph_links.le); 551229997Sken 552229997Sken xpt_setup_ccb(&new_ccb->ccb_h, periph->path, /*priority*/ 1); 553229997Sken new_ccb->ccb_h.func_code = XPT_IMMEDIATE_NOTIFY; 554229997Sken new_ccb->ccb_h.cbfcnp = ctlfedone; 555260387Sscottl new_ccb->ccb_h.flags |= CAM_UNLOCKED; 556229997Sken xpt_action(new_ccb); 557229997Sken status = new_ccb->ccb_h.status; 558237601Sken if ((status & CAM_STATUS_MASK) != CAM_REQ_INPROG) { 559237601Sken /* 560237601Sken * Note that we don't free the CCB here. If the 561237601Sken * status is not CAM_REQ_INPROG, then we're 562237601Sken * probably talking to a SIM that says it is 563237601Sken * target-capable but doesn't support the 564237601Sken * XPT_IMMEDIATE_NOTIFY CCB. i.e. it supports the 565237601Sken * older API. In that case, it'll call xpt_done() 566237601Sken * on the CCB, and we need to free it in our done 567237601Sken * routine as a result. 568237601Sken */ 569229997Sken break; 570229997Sken } 571229997Sken } 572237601Sken if ((i == 0) 573237601Sken || (status != CAM_REQ_INPROG)) { 574229997Sken xpt_print(periph->path, "%s: could not allocate immediate " 575229997Sken "notify CCBs, status 0x%x\n", __func__, status); 576229997Sken return (CAM_REQ_CMP_ERR); 577229997Sken } 578275882Smav mtx_lock(&bus_softc->lun_softc_mtx); 579275882Smav STAILQ_INSERT_TAIL(&bus_softc->lun_softc_list, softc, links); 580275882Smav mtx_unlock(&bus_softc->lun_softc_mtx); 581229997Sken return (CAM_REQ_CMP); 582229997Sken} 583229997Sken 584229997Skenstatic void 585229997Skenctlfeoninvalidate(struct cam_periph *periph) 586229997Sken{ 587315889Smav struct ctlfe_lun_softc *softc = (struct ctlfe_lun_softc *)periph->softc; 588315889Smav struct ctlfe_softc *bus_softc; 589315889Smav union ccb ccb; 590315889Smav struct ccb_hdr *hdr; 591229997Sken cam_status status; 592229997Sken 593315889Smav /* Abort all ATIOs and INOTs queued to SIM. */ 594315889Smav xpt_setup_ccb(&ccb.ccb_h, periph->path, CAM_PRIORITY_NONE); 595315889Smav ccb.ccb_h.func_code = XPT_ABORT; 596315889Smav LIST_FOREACH(hdr, &softc->atio_list, periph_links.le) { 597315889Smav ccb.cab.abort_ccb = (union ccb *)hdr; 598315889Smav xpt_action(&ccb); 599315889Smav } 600315889Smav LIST_FOREACH(hdr, &softc->inot_list, periph_links.le) { 601315889Smav ccb.cab.abort_ccb = (union ccb *)hdr; 602315889Smav xpt_action(&ccb); 603315889Smav } 604229997Sken 605315889Smav /* Disable the LUN in SIM. */ 606315889Smav ccb.ccb_h.func_code = XPT_EN_LUN; 607315889Smav ccb.cel.grp6_len = 0; 608315889Smav ccb.cel.grp7_len = 0; 609315889Smav ccb.cel.enable = 0; 610315889Smav xpt_action(&ccb); 611315889Smav status = (ccb.ccb_h.status & CAM_STATUS_MASK); 612229997Sken if (status != CAM_REQ_CMP) { 613229997Sken xpt_print(periph->path, "%s: Disable LUN failed, status 0x%x\n", 614315889Smav __func__, ccb.ccb_h.status); 615229997Sken /* 616229997Sken * XXX KDM what do we do now? 617229997Sken */ 618229997Sken } 619260387Sscottl 620260387Sscottl bus_softc = softc->parent_softc; 621260387Sscottl mtx_lock(&bus_softc->lun_softc_mtx); 622260387Sscottl STAILQ_REMOVE(&bus_softc->lun_softc_list, softc, ctlfe_lun_softc, links); 623260387Sscottl mtx_unlock(&bus_softc->lun_softc_mtx); 624229997Sken} 625229997Sken 626229997Skenstatic void 627229997Skenctlfecleanup(struct cam_periph *periph) 628229997Sken{ 629229997Sken struct ctlfe_lun_softc *softc; 630229997Sken 631229997Sken softc = (struct ctlfe_lun_softc *)periph->softc; 632229997Sken 633314749Smav KASSERT(softc->ctios_sent == 0, ("%s: ctios_sent %d != 0", 634314749Smav __func__, softc->ctios_sent)); 635314749Smav KASSERT(softc->refcount == 0, ("%s: refcount %d != 0", 636314749Smav __func__, softc->refcount)); 637314749Smav KASSERT(softc->atios_alloced == 0, ("%s: atios_alloced %d != 0", 638314749Smav __func__, softc->atios_alloced)); 639314749Smav KASSERT(softc->inots_alloced == 0, ("%s: inots_alloced %d != 0", 640314749Smav __func__, softc->inots_alloced)); 641245228Sken 642229997Sken free(softc, M_CTLFE); 643229997Sken} 644229997Sken 645229997Skenstatic void 646265641Smavctlfedata(struct ctlfe_lun_softc *softc, union ctl_io *io, 647265641Smav ccb_flags *flags, uint8_t **data_ptr, uint32_t *dxfer_len, 648265641Smav u_int16_t *sglist_cnt) 649265641Smav{ 650265641Smav struct ctlfe_softc *bus_softc; 651288723Smav struct ctlfe_cmd_info *cmd_info; 652265641Smav struct ctl_sg_entry *ctl_sglist; 653265641Smav bus_dma_segment_t *cam_sglist; 654265641Smav size_t off; 655265641Smav int i, idx; 656265641Smav 657312585Smav cmd_info = PRIV_INFO(io); 658265641Smav bus_softc = softc->parent_softc; 659265641Smav 660265641Smav /* 661265641Smav * Set the direction, relative to the initiator. 662265641Smav */ 663265641Smav *flags &= ~CAM_DIR_MASK; 664265641Smav if ((io->io_hdr.flags & CTL_FLAG_DATA_MASK) == CTL_FLAG_DATA_IN) 665265641Smav *flags |= CAM_DIR_IN; 666265641Smav else 667265641Smav *flags |= CAM_DIR_OUT; 668265641Smav 669265641Smav *flags &= ~CAM_DATA_MASK; 670265641Smav idx = cmd_info->cur_transfer_index; 671265641Smav off = cmd_info->cur_transfer_off; 672265641Smav cmd_info->flags &= ~CTLFE_CMD_PIECEWISE; 673313365Smav if (io->scsiio.kern_sg_entries == 0) { /* No S/G list. */ 674313365Smav 675313365Smav /* One time shift for SRR offset. */ 676313365Smav off += io->scsiio.ext_data_filled; 677313365Smav io->scsiio.ext_data_filled = 0; 678313365Smav 679265641Smav *data_ptr = io->scsiio.kern_data_ptr + off; 680265641Smav if (io->scsiio.kern_data_len - off <= bus_softc->maxio) { 681265641Smav *dxfer_len = io->scsiio.kern_data_len - off; 682265641Smav } else { 683265641Smav *dxfer_len = bus_softc->maxio; 684313365Smav cmd_info->cur_transfer_off += bus_softc->maxio; 685265641Smav cmd_info->flags |= CTLFE_CMD_PIECEWISE; 686265641Smav } 687265641Smav *sglist_cnt = 0; 688265641Smav 689265641Smav if (io->io_hdr.flags & CTL_FLAG_BUS_ADDR) 690265641Smav *flags |= CAM_DATA_PADDR; 691265641Smav else 692265641Smav *flags |= CAM_DATA_VADDR; 693313365Smav } else { /* S/G list with physical or virtual pointers. */ 694265641Smav ctl_sglist = (struct ctl_sg_entry *)io->scsiio.kern_data_ptr; 695313365Smav 696313365Smav /* One time shift for SRR offset. */ 697313365Smav while (io->scsiio.ext_data_filled >= ctl_sglist[idx].len - off) { 698313365Smav io->scsiio.ext_data_filled -= ctl_sglist[idx].len - off; 699313365Smav idx++; 700313365Smav off = 0; 701313365Smav } 702313365Smav off += io->scsiio.ext_data_filled; 703313365Smav io->scsiio.ext_data_filled = 0; 704313365Smav 705265641Smav cam_sglist = cmd_info->cam_sglist; 706265641Smav *dxfer_len = 0; 707265641Smav for (i = 0; i < io->scsiio.kern_sg_entries - idx; i++) { 708265641Smav cam_sglist[i].ds_addr = (bus_addr_t)ctl_sglist[i + idx].addr + off; 709265641Smav if (ctl_sglist[i + idx].len - off <= bus_softc->maxio - *dxfer_len) { 710265641Smav cam_sglist[i].ds_len = ctl_sglist[idx + i].len - off; 711265641Smav *dxfer_len += cam_sglist[i].ds_len; 712265641Smav } else { 713265641Smav cam_sglist[i].ds_len = bus_softc->maxio - *dxfer_len; 714265641Smav cmd_info->cur_transfer_index = idx + i; 715265641Smav cmd_info->cur_transfer_off = cam_sglist[i].ds_len + off; 716265641Smav cmd_info->flags |= CTLFE_CMD_PIECEWISE; 717265641Smav *dxfer_len += cam_sglist[i].ds_len; 718265641Smav if (ctl_sglist[i].len != 0) 719265641Smav i++; 720265641Smav break; 721265641Smav } 722265641Smav if (i == (CTLFE_MAX_SEGS - 1) && 723265641Smav idx + i < (io->scsiio.kern_sg_entries - 1)) { 724265641Smav cmd_info->cur_transfer_index = idx + i + 1; 725265641Smav cmd_info->cur_transfer_off = 0; 726265641Smav cmd_info->flags |= CTLFE_CMD_PIECEWISE; 727265641Smav i++; 728265641Smav break; 729265641Smav } 730265641Smav off = 0; 731265641Smav } 732265641Smav *sglist_cnt = i; 733265641Smav if (io->io_hdr.flags & CTL_FLAG_BUS_ADDR) 734265641Smav *flags |= CAM_DATA_SG_PADDR; 735265641Smav else 736265641Smav *flags |= CAM_DATA_SG; 737265641Smav *data_ptr = (uint8_t *)cam_sglist; 738265641Smav } 739265641Smav} 740265641Smav 741265641Smavstatic void 742229997Skenctlfestart(struct cam_periph *periph, union ccb *start_ccb) 743229997Sken{ 744229997Sken struct ctlfe_lun_softc *softc; 745288723Smav struct ctlfe_cmd_info *cmd_info; 746229997Sken struct ccb_hdr *ccb_h; 747275880Smav struct ccb_accept_tio *atio; 748275880Smav struct ccb_scsiio *csio; 749275880Smav uint8_t *data_ptr; 750275880Smav uint32_t dxfer_len; 751275880Smav ccb_flags flags; 752275880Smav union ctl_io *io; 753275880Smav uint8_t scsi_status; 754229997Sken 755229997Sken softc = (struct ctlfe_lun_softc *)periph->softc; 756229997Sken 757314739Smavnext: 758315887Smav /* Take the ATIO off the work queue */ 759315887Smav ccb_h = STAILQ_FIRST(&softc->work_queue); 760260387Sscottl if (ccb_h == NULL) { 761229997Sken xpt_release_ccb(start_ccb); 762275880Smav return; 763275880Smav } 764315887Smav STAILQ_REMOVE_HEAD(&softc->work_queue, periph_links.stqe); 765275880Smav atio = (struct ccb_accept_tio *)ccb_h; 766275880Smav io = (union ctl_io *)ccb_h->io_ptr; 767275880Smav csio = &start_ccb->csio; 768229997Sken 769275880Smav flags = atio->ccb_h.flags & 770275880Smav (CAM_DIS_DISCONNECT|CAM_TAG_ACTION_VALID|CAM_DIR_MASK); 771312585Smav cmd_info = PRIV_INFO(io); 772275881Smav cmd_info->cur_transfer_index = 0; 773275881Smav cmd_info->cur_transfer_off = 0; 774275881Smav cmd_info->flags = 0; 775229997Sken 776275880Smav if (io->io_hdr.flags & CTL_FLAG_DMA_QUEUED) { 777275880Smav /* 778275880Smav * Datamove call, we need to setup the S/G list. 779275880Smav */ 780275880Smav ctlfedata(softc, io, &flags, &data_ptr, &dxfer_len, 781275880Smav &csio->sglist_cnt); 782275880Smav } else { 783275880Smav /* 784275880Smav * We're done, send status back. 785275880Smav */ 786275880Smav if ((io->io_hdr.flags & CTL_FLAG_ABORT) && 787275880Smav (io->io_hdr.flags & CTL_FLAG_ABORT_STATUS) == 0) { 788275880Smav io->io_hdr.flags &= ~CTL_FLAG_STATUS_QUEUED; 789275880Smav 790314737Smav /* Tell the SIM that we've aborted this ATIO */ 791314737Smav#ifdef CTLFEDEBUG 792314737Smav printf("%s: tag %04x abort\n", __func__, atio->tag_id); 793314737Smav#endif 794314737Smav KASSERT(atio->ccb_h.func_code == XPT_ACCEPT_TARGET_IO, 795314737Smav ("func_code %#x is not ATIO", atio->ccb_h.func_code)); 796275880Smav start_ccb->ccb_h.func_code = XPT_ABORT; 797275880Smav start_ccb->cab.abort_ccb = (union ccb *)atio; 798275880Smav xpt_action(start_ccb); 799229997Sken 800314739Smav ctlfe_requeue_ccb(periph, (union ccb *)atio, 801314739Smav /* unlock */0); 802229997Sken 803314739Smav /* XPT_ABORT is not queued, so we can take next I/O. */ 804314739Smav goto next; 805275880Smav } 806275881Smav data_ptr = NULL; 807275881Smav dxfer_len = 0; 808275881Smav csio->sglist_cnt = 0; 809275881Smav } 810313365Smav scsi_status = 0; 811275881Smav if ((io->io_hdr.flags & CTL_FLAG_STATUS_QUEUED) && 812275881Smav (cmd_info->flags & CTLFE_CMD_PIECEWISE) == 0 && 813275881Smav ((io->io_hdr.flags & CTL_FLAG_DMA_QUEUED) == 0 || 814275881Smav io->io_hdr.status == CTL_SUCCESS)) { 815275880Smav flags |= CAM_SEND_STATUS; 816275880Smav scsi_status = io->scsiio.scsi_status; 817275880Smav csio->sense_len = io->scsiio.sense_len; 818275880Smav#ifdef CTLFEDEBUG 819275880Smav printf("%s: tag %04x status %x\n", __func__, 820275880Smav atio->tag_id, io->io_hdr.status); 821275880Smav#endif 822275880Smav if (csio->sense_len != 0) { 823275880Smav csio->sense_data = io->scsiio.sense_data; 824275880Smav flags |= CAM_SEND_SENSE; 825229997Sken } 826275880Smav } 827229997Sken 828229997Sken#ifdef CTLFEDEBUG 829275880Smav printf("%s: %s: tag %04x flags %x ptr %p len %u\n", __func__, 830275880Smav (flags & CAM_SEND_STATUS) ? "done" : "datamove", 831275880Smav atio->tag_id, flags, data_ptr, dxfer_len); 832229997Sken#endif 833229997Sken 834275880Smav /* 835275880Smav * Valid combinations: 836275880Smav * - CAM_SEND_STATUS, CAM_DATA_SG = 0, dxfer_len = 0, 837275880Smav * sglist_cnt = 0 838275880Smav * - CAM_SEND_STATUS = 0, CAM_DATA_SG = 0, dxfer_len != 0, 839275880Smav * sglist_cnt = 0 840275880Smav * - CAM_SEND_STATUS = 0, CAM_DATA_SG, dxfer_len != 0, 841275880Smav * sglist_cnt != 0 842275880Smav */ 843229997Sken#ifdef CTLFEDEBUG 844275880Smav if (((flags & CAM_SEND_STATUS) 845275880Smav && (((flags & CAM_DATA_SG) != 0) 846275880Smav || (dxfer_len != 0) 847275880Smav || (csio->sglist_cnt != 0))) 848275880Smav || (((flags & CAM_SEND_STATUS) == 0) 849275880Smav && (dxfer_len == 0)) 850275880Smav || ((flags & CAM_DATA_SG) 851275880Smav && (csio->sglist_cnt == 0)) 852275880Smav || (((flags & CAM_DATA_SG) == 0) 853275880Smav && (csio->sglist_cnt != 0))) { 854275880Smav printf("%s: tag %04x cdb %02x flags %#x dxfer_len " 855275880Smav "%d sg %u\n", __func__, atio->tag_id, 856312845Smav atio_cdb_ptr(atio)[0], flags, dxfer_len, 857275880Smav csio->sglist_cnt); 858275880Smav printf("%s: tag %04x io status %#x\n", __func__, 859275880Smav atio->tag_id, io->io_hdr.status); 860275880Smav } 861229997Sken#endif 862275880Smav cam_fill_ctio(csio, 863275880Smav /*retries*/ 2, 864275880Smav ctlfedone, 865275880Smav flags, 866275880Smav (flags & CAM_TAG_ACTION_VALID) ? MSG_SIMPLE_Q_TAG : 0, 867275880Smav atio->tag_id, 868275880Smav atio->init_id, 869275880Smav scsi_status, 870275880Smav /*data_ptr*/ data_ptr, 871275880Smav /*dxfer_len*/ dxfer_len, 872314751Smav /*timeout*/ CTLFE_TIMEOUT * 1000); 873275880Smav start_ccb->ccb_h.flags |= CAM_UNLOCKED; 874275880Smav start_ccb->ccb_h.ccb_atio = atio; 875275880Smav if (io->io_hdr.flags & CTL_FLAG_DMA_QUEUED) 876275880Smav io->io_hdr.flags |= CTL_FLAG_DMA_INPROG; 877275880Smav io->io_hdr.flags &= ~(CTL_FLAG_DMA_QUEUED | CTL_FLAG_STATUS_QUEUED); 878229997Sken 879275880Smav softc->ctios_sent++; 880314749Smav softc->refcount++; 881275880Smav cam_periph_unlock(periph); 882275880Smav xpt_action(start_ccb); 883275880Smav cam_periph_lock(periph); 884314749Smav softc->refcount--; 885229997Sken 886229997Sken /* 887275880Smav * If we still have work to do, ask for another CCB. 888229997Sken */ 889315887Smav if (!STAILQ_EMPTY(&softc->work_queue)) 890314749Smav xpt_schedule(periph, CAM_PRIORITY_NORMAL); 891229997Sken} 892229997Sken 893229997Skenstatic void 894314749Smavctlfe_drain(void *context, int pending) 895314749Smav{ 896314749Smav struct cam_periph *periph = context; 897314749Smav struct ctlfe_lun_softc *softc = periph->softc; 898314749Smav 899314749Smav cam_periph_lock(periph); 900314749Smav while (softc->refcount != 0) { 901314749Smav cam_periph_sleep(periph, &softc->refcount, PRIBIO, 902314749Smav "ctlfe_drain", 1); 903314749Smav } 904314749Smav cam_periph_unlock(periph); 905314749Smav cam_periph_release(periph); 906314749Smav} 907314749Smav 908314749Smavstatic void 909229997Skenctlfe_free_ccb(struct cam_periph *periph, union ccb *ccb) 910229997Sken{ 911229997Sken struct ctlfe_lun_softc *softc; 912288723Smav union ctl_io *io; 913288723Smav struct ctlfe_cmd_info *cmd_info; 914229997Sken 915229997Sken softc = (struct ctlfe_lun_softc *)periph->softc; 916288723Smav io = ccb->ccb_h.io_ptr; 917229997Sken 918229997Sken switch (ccb->ccb_h.func_code) { 919229997Sken case XPT_ACCEPT_TARGET_IO: 920314749Smav softc->atios_alloced--; 921312585Smav cmd_info = PRIV_INFO(io); 922288723Smav free(cmd_info, M_CTLFE); 923229997Sken break; 924229997Sken case XPT_IMMEDIATE_NOTIFY: 925229997Sken case XPT_NOTIFY_ACKNOWLEDGE: 926314749Smav softc->inots_alloced--; 927229997Sken break; 928229997Sken default: 929229997Sken break; 930229997Sken } 931229997Sken 932288723Smav ctl_free_io(io); 933229997Sken free(ccb, M_CTLFE); 934229997Sken 935314749Smav KASSERT(softc->atios_alloced >= 0, ("%s: atios_alloced %d < 0", 936314749Smav __func__, softc->atios_alloced)); 937314749Smav KASSERT(softc->inots_alloced >= 0, ("%s: inots_alloced %d < 0", 938314749Smav __func__, softc->inots_alloced)); 939229997Sken 940229997Sken /* 941229997Sken * If we have received all of our CCBs, we can release our 942229997Sken * reference on the peripheral driver. It will probably go away 943229997Sken * now. 944229997Sken */ 945314749Smav if (softc->atios_alloced == 0 && softc->inots_alloced == 0) { 946314749Smav if (softc->refcount == 0) { 947314749Smav cam_periph_release_locked(periph); 948314749Smav } else { 949314749Smav TASK_INIT(&softc->refdrain_task, 0, ctlfe_drain, periph); 950314749Smav taskqueue_enqueue(taskqueue_thread, 951314749Smav &softc->refdrain_task); 952314749Smav } 953229997Sken } 954229997Sken} 955229997Sken 956314739Smav/* 957314739Smav * Send the ATIO/INOT back to the SIM, or free it if periph was invalidated. 958314739Smav */ 959314739Smavstatic void 960314739Smavctlfe_requeue_ccb(struct cam_periph *periph, union ccb *ccb, int unlock) 961314739Smav{ 962314739Smav struct ctlfe_lun_softc *softc; 963314740Smav struct mtx *mtx; 964314739Smav 965314739Smav if (periph->flags & CAM_PERIPH_INVALID) { 966314740Smav mtx = cam_periph_mtx(periph); 967314739Smav ctlfe_free_ccb(periph, ccb); 968314739Smav if (unlock) 969314740Smav mtx_unlock(mtx); 970314739Smav return; 971314739Smav } 972315889Smav softc = (struct ctlfe_lun_softc *)periph->softc; 973315889Smav if (ccb->ccb_h.func_code == XPT_ACCEPT_TARGET_IO) 974315889Smav LIST_INSERT_HEAD(&softc->atio_list, &ccb->ccb_h, periph_links.le); 975315889Smav else 976315889Smav LIST_INSERT_HEAD(&softc->inot_list, &ccb->ccb_h, periph_links.le); 977314739Smav if (unlock) 978314739Smav cam_periph_unlock(periph); 979314739Smav 980314739Smav /* 981314739Smav * For a wildcard attachment, commands can come in with a specific 982314739Smav * target/lun. Reset the target and LUN fields back to the wildcard 983314739Smav * values before we send them back down to the SIM. 984314739Smav */ 985314739Smav if (softc->flags & CTLFE_LUN_WILDCARD) { 986314739Smav ccb->ccb_h.target_id = CAM_TARGET_WILDCARD; 987314739Smav ccb->ccb_h.target_lun = CAM_LUN_WILDCARD; 988314739Smav } 989314739Smav 990314739Smav xpt_action(ccb); 991314739Smav} 992314739Smav 993238870Smjacobstatic int 994238870Smjacobctlfe_adjust_cdb(struct ccb_accept_tio *atio, uint32_t offset) 995238870Smjacob{ 996238870Smjacob uint64_t lba; 997238870Smjacob uint32_t num_blocks, nbc; 998312845Smav uint8_t *cmdbyt = atio_cdb_ptr(atio); 999238870Smjacob 1000238870Smjacob nbc = offset >> 9; /* ASSUMING 512 BYTE BLOCKS */ 1001238870Smjacob 1002238870Smjacob switch (cmdbyt[0]) { 1003238870Smjacob case READ_6: 1004238870Smjacob case WRITE_6: 1005238870Smjacob { 1006238870Smjacob struct scsi_rw_6 *cdb = (struct scsi_rw_6 *)cmdbyt; 1007238870Smjacob lba = scsi_3btoul(cdb->addr); 1008238870Smjacob lba &= 0x1fffff; 1009238870Smjacob num_blocks = cdb->length; 1010238870Smjacob if (num_blocks == 0) 1011238870Smjacob num_blocks = 256; 1012238870Smjacob lba += nbc; 1013238870Smjacob num_blocks -= nbc; 1014238870Smjacob scsi_ulto3b(lba, cdb->addr); 1015238870Smjacob cdb->length = num_blocks; 1016238870Smjacob break; 1017238870Smjacob } 1018238870Smjacob case READ_10: 1019238870Smjacob case WRITE_10: 1020238870Smjacob { 1021238870Smjacob struct scsi_rw_10 *cdb = (struct scsi_rw_10 *)cmdbyt; 1022238870Smjacob lba = scsi_4btoul(cdb->addr); 1023238870Smjacob num_blocks = scsi_2btoul(cdb->length); 1024238870Smjacob lba += nbc; 1025238870Smjacob num_blocks -= nbc; 1026238870Smjacob scsi_ulto4b(lba, cdb->addr); 1027238870Smjacob scsi_ulto2b(num_blocks, cdb->length); 1028238870Smjacob break; 1029238870Smjacob } 1030238870Smjacob case READ_12: 1031238870Smjacob case WRITE_12: 1032238870Smjacob { 1033238870Smjacob struct scsi_rw_12 *cdb = (struct scsi_rw_12 *)cmdbyt; 1034238870Smjacob lba = scsi_4btoul(cdb->addr); 1035238870Smjacob num_blocks = scsi_4btoul(cdb->length); 1036238870Smjacob lba += nbc; 1037238870Smjacob num_blocks -= nbc; 1038238870Smjacob scsi_ulto4b(lba, cdb->addr); 1039238870Smjacob scsi_ulto4b(num_blocks, cdb->length); 1040238870Smjacob break; 1041238870Smjacob } 1042238870Smjacob case READ_16: 1043238870Smjacob case WRITE_16: 1044238870Smjacob { 1045238870Smjacob struct scsi_rw_16 *cdb = (struct scsi_rw_16 *)cmdbyt; 1046238870Smjacob lba = scsi_8btou64(cdb->addr); 1047238870Smjacob num_blocks = scsi_4btoul(cdb->length); 1048238870Smjacob lba += nbc; 1049238870Smjacob num_blocks -= nbc; 1050238870Smjacob scsi_u64to8b(lba, cdb->addr); 1051238870Smjacob scsi_ulto4b(num_blocks, cdb->length); 1052238870Smjacob break; 1053238870Smjacob } 1054238870Smjacob default: 1055238870Smjacob return -1; 1056238870Smjacob } 1057238870Smjacob return (0); 1058238870Smjacob} 1059238870Smjacob 1060229997Skenstatic void 1061229997Skenctlfedone(struct cam_periph *periph, union ccb *done_ccb) 1062229997Sken{ 1063229997Sken struct ctlfe_lun_softc *softc; 1064229997Sken struct ctlfe_softc *bus_softc; 1065288723Smav struct ctlfe_cmd_info *cmd_info; 1066238870Smjacob struct ccb_accept_tio *atio = NULL; 1067238870Smjacob union ctl_io *io = NULL; 1068260387Sscottl struct mtx *mtx; 1069314727Smav cam_status status; 1070229997Sken 1071260387Sscottl KASSERT((done_ccb->ccb_h.flags & CAM_UNLOCKED) != 0, 1072260387Sscottl ("CCB in ctlfedone() without CAM_UNLOCKED flag")); 1073229997Sken#ifdef CTLFE_DEBUG 1074275878Smav printf("%s: entered, func_code = %#x\n", __func__, 1075275878Smav done_ccb->ccb_h.func_code); 1076229997Sken#endif 1077229997Sken 1078284794Smav /* 1079284794Smav * At this point CTL has no known use case for device queue freezes. 1080284794Smav * In case some SIM think different -- drop its freeze right here. 1081284794Smav */ 1082284794Smav if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 1083284794Smav cam_release_devq(periph->path, 1084284794Smav /*relsim_flags*/0, 1085284794Smav /*reduction*/0, 1086284794Smav /*timeout*/0, 1087284794Smav /*getcount_only*/0); 1088284794Smav done_ccb->ccb_h.status &= ~CAM_DEV_QFRZN; 1089284794Smav } 1090284794Smav 1091229997Sken softc = (struct ctlfe_lun_softc *)periph->softc; 1092229997Sken bus_softc = softc->parent_softc; 1093260387Sscottl mtx = cam_periph_mtx(periph); 1094260387Sscottl mtx_lock(mtx); 1095229997Sken 1096229997Sken switch (done_ccb->ccb_h.func_code) { 1097229997Sken case XPT_ACCEPT_TARGET_IO: { 1098229997Sken 1099315889Smav LIST_REMOVE(&done_ccb->ccb_h, periph_links.le); 1100229997Sken atio = &done_ccb->atio; 1101314727Smav status = atio->ccb_h.status & CAM_STATUS_MASK; 1102314727Smav if (status != CAM_CDB_RECVD) { 1103314727Smav ctlfe_free_ccb(periph, done_ccb); 1104314727Smav goto out; 1105314727Smav } 1106229997Sken 1107238870Smjacob resubmit: 1108229997Sken /* 1109229997Sken * Allocate a ctl_io, pass it to CTL, and wait for the 1110229997Sken * datamove or done. 1111229997Sken */ 1112260387Sscottl mtx_unlock(mtx); 1113275878Smav io = done_ccb->ccb_h.io_ptr; 1114312585Smav cmd_info = PRIV_INFO(io); 1115229997Sken ctl_zero_io(io); 1116229997Sken 1117229997Sken /* Save pointers on both sides */ 1118312585Smav PRIV_CCB(io) = done_ccb; 1119312585Smav PRIV_INFO(io) = cmd_info; 1120229997Sken done_ccb->ccb_h.io_ptr = io; 1121229997Sken 1122229997Sken /* 1123229997Sken * Only SCSI I/O comes down this path, resets, etc. come 1124229997Sken * down the immediate notify path below. 1125229997Sken */ 1126229997Sken io->io_hdr.io_type = CTL_IO_SCSI; 1127288731Smav io->io_hdr.nexus.initid = atio->init_id; 1128268677Smav io->io_hdr.nexus.targ_port = bus_softc->port.targ_port; 1129290776Smav if (bus_softc->hba_misc & PIM_EXTLUNS) { 1130290776Smav io->io_hdr.nexus.targ_lun = ctl_decode_lun( 1131290776Smav CAM_EXTLUN_BYTE_SWIZZLE(atio->ccb_h.target_lun)); 1132290776Smav } else { 1133290776Smav io->io_hdr.nexus.targ_lun = atio->ccb_h.target_lun; 1134290776Smav } 1135229997Sken io->scsiio.tag_num = atio->tag_id; 1136229997Sken switch (atio->tag_action) { 1137229997Sken case CAM_TAG_ACTION_NONE: 1138229997Sken io->scsiio.tag_type = CTL_TAG_UNTAGGED; 1139229997Sken break; 1140229997Sken case MSG_SIMPLE_TASK: 1141229997Sken io->scsiio.tag_type = CTL_TAG_SIMPLE; 1142229997Sken break; 1143229997Sken case MSG_HEAD_OF_QUEUE_TASK: 1144229997Sken io->scsiio.tag_type = CTL_TAG_HEAD_OF_QUEUE; 1145229997Sken break; 1146229997Sken case MSG_ORDERED_TASK: 1147229997Sken io->scsiio.tag_type = CTL_TAG_ORDERED; 1148229997Sken break; 1149229997Sken case MSG_ACA_TASK: 1150229997Sken io->scsiio.tag_type = CTL_TAG_ACA; 1151229997Sken break; 1152229997Sken default: 1153229997Sken io->scsiio.tag_type = CTL_TAG_UNTAGGED; 1154229997Sken printf("%s: unhandled tag type %#x!!\n", __func__, 1155229997Sken atio->tag_action); 1156229997Sken break; 1157229997Sken } 1158229997Sken if (atio->cdb_len > sizeof(io->scsiio.cdb)) { 1159229997Sken printf("%s: WARNING: CDB len %d > ctl_io space %zd\n", 1160229997Sken __func__, atio->cdb_len, sizeof(io->scsiio.cdb)); 1161229997Sken } 1162229997Sken io->scsiio.cdb_len = min(atio->cdb_len, sizeof(io->scsiio.cdb)); 1163312845Smav bcopy(atio_cdb_ptr(atio), io->scsiio.cdb, io->scsiio.cdb_len); 1164229997Sken 1165229997Sken#ifdef CTLFEDEBUG 1166288731Smav printf("%s: %u:%u:%u: tag %04x CDB %02x\n", __func__, 1167288731Smav io->io_hdr.nexus.initid, 1168229997Sken io->io_hdr.nexus.targ_port, 1169229997Sken io->io_hdr.nexus.targ_lun, 1170229997Sken io->scsiio.tag_num, io->scsiio.cdb[0]); 1171229997Sken#endif 1172229997Sken 1173229997Sken ctl_queue(io); 1174260387Sscottl return; 1175229997Sken } 1176229997Sken case XPT_CONT_TARGET_IO: { 1177238870Smjacob int srr = 0; 1178238870Smjacob uint32_t srr_off = 0; 1179229997Sken 1180229997Sken atio = (struct ccb_accept_tio *)done_ccb->ccb_h.ccb_atio; 1181229997Sken io = (union ctl_io *)atio->ccb_h.io_ptr; 1182229997Sken 1183314749Smav softc->ctios_sent--; 1184229997Sken#ifdef CTLFEDEBUG 1185229997Sken printf("%s: got XPT_CONT_TARGET_IO tag %#x flags %#x\n", 1186229997Sken __func__, atio->tag_id, done_ccb->ccb_h.flags); 1187229997Sken#endif 1188229997Sken /* 1189238870Smjacob * Handle SRR case were the data pointer is pushed back hack 1190238870Smjacob */ 1191238870Smjacob if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_MESSAGE_RECV 1192238870Smjacob && done_ccb->csio.msg_ptr != NULL 1193238870Smjacob && done_ccb->csio.msg_ptr[0] == MSG_EXTENDED 1194238870Smjacob && done_ccb->csio.msg_ptr[1] == 5 1195238870Smjacob && done_ccb->csio.msg_ptr[2] == 0) { 1196238870Smjacob srr = 1; 1197238870Smjacob srr_off = 1198238870Smjacob (done_ccb->csio.msg_ptr[3] << 24) 1199238870Smjacob | (done_ccb->csio.msg_ptr[4] << 16) 1200238870Smjacob | (done_ccb->csio.msg_ptr[5] << 8) 1201238870Smjacob | (done_ccb->csio.msg_ptr[6]); 1202238870Smjacob } 1203238870Smjacob 1204313365Smav /* 1205313365Smav * If we have an SRR and we're still sending data, we 1206313365Smav * should be able to adjust offsets and cycle again. 1207313365Smav * It is possible only if offset is from this datamove. 1208313365Smav */ 1209313365Smav if (srr && (io->io_hdr.flags & CTL_FLAG_DMA_INPROG) && 1210313365Smav srr_off >= io->scsiio.kern_rel_offset && 1211313365Smav srr_off < io->scsiio.kern_rel_offset + 1212313365Smav io->scsiio.kern_data_len) { 1213313365Smav io->scsiio.kern_data_resid = 1214313365Smav io->scsiio.kern_rel_offset + 1215313365Smav io->scsiio.kern_data_len - srr_off; 1216313365Smav io->scsiio.ext_data_filled = srr_off; 1217313365Smav io->scsiio.io_hdr.status = CTL_STATUS_NONE; 1218313365Smav io->io_hdr.flags |= CTL_FLAG_DMA_QUEUED; 1219313365Smav xpt_release_ccb(done_ccb); 1220315887Smav STAILQ_INSERT_HEAD(&softc->work_queue, &atio->ccb_h, 1221315887Smav periph_links.stqe); 1222314749Smav xpt_schedule(periph, CAM_PRIORITY_NORMAL); 1223313365Smav break; 1224313365Smav } 1225313365Smav 1226313365Smav /* 1227313365Smav * If status was being sent, the back end data is now history. 1228313365Smav * Hack it up and resubmit a new command with the CDB adjusted. 1229313365Smav * If the SIM does the right thing, all of the resid math 1230313365Smav * should work. 1231313365Smav */ 1232275880Smav if (srr && (io->io_hdr.flags & CTL_FLAG_DMA_INPROG) == 0) { 1233238870Smjacob xpt_release_ccb(done_ccb); 1234238870Smjacob if (ctlfe_adjust_cdb(atio, srr_off) == 0) { 1235238870Smjacob done_ccb = (union ccb *)atio; 1236238870Smjacob goto resubmit; 1237238870Smjacob } 1238238870Smjacob /* 1239238870Smjacob * Fall through to doom.... 1240238870Smjacob */ 1241238870Smjacob } 1242238870Smjacob 1243277919Smav if ((done_ccb->ccb_h.flags & CAM_SEND_STATUS) && 1244277919Smav (done_ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) 1245277919Smav io->io_hdr.flags |= CTL_FLAG_STATUS_SENT; 1246277919Smav 1247238870Smjacob /* 1248229997Sken * If we were sending status back to the initiator, free up 1249229997Sken * resources. If we were doing a datamove, call the 1250229997Sken * datamove done routine. 1251229997Sken */ 1252275880Smav if ((io->io_hdr.flags & CTL_FLAG_DMA_INPROG) == 0) { 1253315138Smav /* 1254315138Smav * If we asked to send sense data but it wasn't sent, 1255315138Smav * queue the I/O back to CTL for later REQUEST SENSE. 1256315138Smav */ 1257315138Smav if ((done_ccb->ccb_h.flags & CAM_SEND_SENSE) != 0 && 1258315138Smav (done_ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP && 1259315138Smav (done_ccb->ccb_h.status & CAM_SENT_SENSE) == 0 && 1260315138Smav (io = ctl_alloc_io_nowait(bus_softc->port.ctl_pool_ref)) != NULL) { 1261315138Smav PRIV_INFO(io) = PRIV_INFO( 1262315138Smav (union ctl_io *)atio->ccb_h.io_ptr); 1263315138Smav ctl_queue_sense(atio->ccb_h.io_ptr); 1264315138Smav atio->ccb_h.io_ptr = io; 1265315138Smav } 1266315138Smav 1267314745Smav /* Abort ATIO if CTIO sending status has failed. */ 1268314745Smav if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) != 1269314745Smav CAM_REQ_CMP) { 1270314745Smav done_ccb->ccb_h.func_code = XPT_ABORT; 1271314745Smav done_ccb->cab.abort_ccb = (union ccb *)atio; 1272314745Smav xpt_action(done_ccb); 1273314745Smav } 1274314745Smav 1275229997Sken xpt_release_ccb(done_ccb); 1276314739Smav ctlfe_requeue_ccb(periph, (union ccb *)atio, 1277314739Smav /* unlock */1); 1278314739Smav return; 1279229997Sken } else { 1280288723Smav struct ctlfe_cmd_info *cmd_info; 1281229997Sken struct ccb_scsiio *csio; 1282229997Sken 1283229997Sken csio = &done_ccb->csio; 1284312585Smav cmd_info = PRIV_INFO(io); 1285229997Sken 1286229997Sken io->io_hdr.flags &= ~CTL_FLAG_DMA_INPROG; 1287229997Sken 1288229997Sken /* 1289229997Sken * Translate CAM status to CTL status. Success 1290229997Sken * does not change the overall, ctl_io status. In 1291229997Sken * that case we just set port_status to 0. If we 1292229997Sken * have a failure, though, set a data phase error 1293229997Sken * for the overall ctl_io. 1294229997Sken */ 1295229997Sken switch (done_ccb->ccb_h.status & CAM_STATUS_MASK) { 1296229997Sken case CAM_REQ_CMP: 1297314757Smav io->scsiio.kern_data_resid -= 1298314757Smav csio->dxfer_len - csio->resid; 1299229997Sken io->io_hdr.port_status = 0; 1300229997Sken break; 1301229997Sken default: 1302229997Sken /* 1303245228Sken * XXX KDM we probably need to figure out a 1304245228Sken * standard set of errors that the SIM 1305245228Sken * drivers should return in the event of a 1306245228Sken * data transfer failure. A data phase 1307245228Sken * error will at least point the user to a 1308245228Sken * data transfer error of some sort. 1309245228Sken * Hopefully the SIM printed out some 1310245228Sken * additional information to give the user 1311245228Sken * a clue what happened. 1312229997Sken */ 1313229997Sken io->io_hdr.port_status = 0xbad1; 1314229997Sken ctl_set_data_phase_error(&io->scsiio); 1315229997Sken /* 1316229997Sken * XXX KDM figure out residual. 1317229997Sken */ 1318229997Sken break; 1319229997Sken } 1320229997Sken /* 1321229997Sken * If we had to break this S/G list into multiple 1322229997Sken * pieces, figure out where we are in the list, and 1323229997Sken * continue sending pieces if necessary. 1324229997Sken */ 1325314757Smav if ((cmd_info->flags & CTLFE_CMD_PIECEWISE) && 1326314757Smav io->io_hdr.port_status == 0 && csio->resid == 0) { 1327229997Sken ccb_flags flags; 1328229997Sken uint8_t *data_ptr; 1329229997Sken uint32_t dxfer_len; 1330229997Sken 1331229997Sken flags = atio->ccb_h.flags & 1332229997Sken (CAM_DIS_DISCONNECT| 1333265641Smav CAM_TAG_ACTION_VALID); 1334229997Sken 1335265641Smav ctlfedata(softc, io, &flags, &data_ptr, 1336265641Smav &dxfer_len, &csio->sglist_cnt); 1337229997Sken 1338229997Sken if (((flags & CAM_SEND_STATUS) == 0) 1339229997Sken && (dxfer_len == 0)) { 1340229997Sken printf("%s: tag %04x no status or " 1341229997Sken "len cdb = %02x\n", __func__, 1342229997Sken atio->tag_id, 1343312845Smav atio_cdb_ptr(atio)[0]); 1344229997Sken printf("%s: tag %04x io status %#x\n", 1345229997Sken __func__, atio->tag_id, 1346229997Sken io->io_hdr.status); 1347229997Sken } 1348229997Sken 1349229997Sken cam_fill_ctio(csio, 1350229997Sken /*retries*/ 2, 1351229997Sken ctlfedone, 1352229997Sken flags, 1353229997Sken (flags & CAM_TAG_ACTION_VALID) ? 1354229997Sken MSG_SIMPLE_Q_TAG : 0, 1355229997Sken atio->tag_id, 1356229997Sken atio->init_id, 1357313365Smav 0, 1358229997Sken /*data_ptr*/ data_ptr, 1359229997Sken /*dxfer_len*/ dxfer_len, 1360314751Smav CTLFE_TIMEOUT * 1000); 1361229997Sken 1362260387Sscottl csio->ccb_h.flags |= CAM_UNLOCKED; 1363229997Sken csio->resid = 0; 1364229997Sken csio->ccb_h.ccb_atio = atio; 1365229997Sken io->io_hdr.flags |= CTL_FLAG_DMA_INPROG; 1366229997Sken softc->ctios_sent++; 1367260387Sscottl mtx_unlock(mtx); 1368229997Sken xpt_action((union ccb *)csio); 1369229997Sken } else { 1370229997Sken /* 1371229997Sken * Release the CTIO. The ATIO will be sent back 1372229997Sken * down to the SIM once we send status. 1373229997Sken */ 1374229997Sken xpt_release_ccb(done_ccb); 1375260387Sscottl mtx_unlock(mtx); 1376229997Sken 1377229997Sken /* Call the backend move done callback */ 1378229997Sken io->scsiio.be_move_done(io); 1379229997Sken } 1380260387Sscottl return; 1381229997Sken } 1382229997Sken break; 1383229997Sken } 1384229997Sken case XPT_IMMEDIATE_NOTIFY: { 1385229997Sken union ctl_io *io; 1386229997Sken struct ccb_immediate_notify *inot; 1387284794Smav int send_ctl_io; 1388229997Sken 1389315889Smav LIST_REMOVE(&done_ccb->ccb_h, periph_links.le); 1390229997Sken inot = &done_ccb->cin1; 1391275878Smav io = done_ccb->ccb_h.io_ptr; 1392275878Smav ctl_zero_io(io); 1393229997Sken 1394275878Smav send_ctl_io = 1; 1395229997Sken 1396275878Smav io->io_hdr.io_type = CTL_IO_TASK; 1397312585Smav PRIV_CCB(io) = done_ccb; 1398275878Smav inot->ccb_h.io_ptr = io; 1399288731Smav io->io_hdr.nexus.initid = inot->initiator_id; 1400275878Smav io->io_hdr.nexus.targ_port = bus_softc->port.targ_port; 1401290776Smav if (bus_softc->hba_misc & PIM_EXTLUNS) { 1402290776Smav io->io_hdr.nexus.targ_lun = ctl_decode_lun( 1403290776Smav CAM_EXTLUN_BYTE_SWIZZLE(inot->ccb_h.target_lun)); 1404290776Smav } else { 1405290776Smav io->io_hdr.nexus.targ_lun = inot->ccb_h.target_lun; 1406290776Smav } 1407275878Smav /* XXX KDM should this be the tag_id? */ 1408275878Smav io->taskio.tag_num = inot->seq_id; 1409229997Sken 1410275878Smav status = inot->ccb_h.status & CAM_STATUS_MASK; 1411275878Smav switch (status) { 1412275878Smav case CAM_SCSI_BUS_RESET: 1413275878Smav io->taskio.task_action = CTL_TASK_BUS_RESET; 1414275878Smav break; 1415275878Smav case CAM_BDR_SENT: 1416275878Smav io->taskio.task_action = CTL_TASK_TARGET_RESET; 1417275878Smav break; 1418275878Smav case CAM_MESSAGE_RECV: 1419275878Smav switch (inot->arg) { 1420275878Smav case MSG_ABORT_TASK_SET: 1421275878Smav io->taskio.task_action = 1422275878Smav CTL_TASK_ABORT_TASK_SET; 1423229997Sken break; 1424275878Smav case MSG_TARGET_RESET: 1425290775Smav io->taskio.task_action = CTL_TASK_TARGET_RESET; 1426229997Sken break; 1427275878Smav case MSG_ABORT_TASK: 1428290775Smav io->taskio.task_action = CTL_TASK_ABORT_TASK; 1429229997Sken break; 1430275878Smav case MSG_LOGICAL_UNIT_RESET: 1431290775Smav io->taskio.task_action = CTL_TASK_LUN_RESET; 1432275878Smav break; 1433275878Smav case MSG_CLEAR_TASK_SET: 1434275878Smav io->taskio.task_action = 1435290775Smav CTL_TASK_CLEAR_TASK_SET; 1436275878Smav break; 1437275878Smav case MSG_CLEAR_ACA: 1438290775Smav io->taskio.task_action = CTL_TASK_CLEAR_ACA; 1439290775Smav break; 1440290775Smav case MSG_QUERY_TASK: 1441290775Smav io->taskio.task_action = CTL_TASK_QUERY_TASK; 1442290775Smav break; 1443290775Smav case MSG_QUERY_TASK_SET: 1444275878Smav io->taskio.task_action = 1445290775Smav CTL_TASK_QUERY_TASK_SET; 1446275878Smav break; 1447290775Smav case MSG_QUERY_ASYNC_EVENT: 1448290775Smav io->taskio.task_action = 1449290775Smav CTL_TASK_QUERY_ASYNC_EVENT; 1450290775Smav break; 1451275878Smav case MSG_NOOP: 1452229997Sken send_ctl_io = 0; 1453229997Sken break; 1454229997Sken default: 1455275878Smav xpt_print(periph->path, 1456314727Smav "%s: unsupported INOT message 0x%x\n", 1457314727Smav __func__, inot->arg); 1458275878Smav send_ctl_io = 0; 1459275878Smav break; 1460275878Smav } 1461275878Smav break; 1462314727Smav default: 1463314727Smav xpt_print(periph->path, 1464314727Smav "%s: unsupported INOT status 0x%x\n", 1465314727Smav __func__, status); 1466314727Smav /* FALLTHROUGH */ 1467275878Smav case CAM_REQ_ABORTED: 1468275878Smav case CAM_REQ_INVALID: 1469314727Smav case CAM_DEV_NOT_THERE: 1470275878Smav case CAM_PROVIDE_FAIL: 1471275878Smav ctlfe_free_ccb(periph, done_ccb); 1472275878Smav goto out; 1473275878Smav } 1474275878Smav if (send_ctl_io != 0) { 1475275878Smav ctl_queue(io); 1476229997Sken } else { 1477229997Sken done_ccb->ccb_h.status = CAM_REQ_INPROG; 1478229997Sken done_ccb->ccb_h.func_code = XPT_NOTIFY_ACKNOWLEDGE; 1479229997Sken xpt_action(done_ccb); 1480229997Sken } 1481229997Sken break; 1482229997Sken } 1483229997Sken case XPT_NOTIFY_ACKNOWLEDGE: 1484314739Smav /* Queue this back down to the SIM as an immediate notify. */ 1485304417Smav done_ccb->ccb_h.status = CAM_REQ_INPROG; 1486229997Sken done_ccb->ccb_h.func_code = XPT_IMMEDIATE_NOTIFY; 1487314739Smav ctlfe_requeue_ccb(periph, done_ccb, /* unlock */1); 1488314739Smav return; 1489229997Sken case XPT_SET_SIM_KNOB: 1490229997Sken case XPT_GET_SIM_KNOB: 1491229997Sken break; 1492229997Sken default: 1493229997Sken panic("%s: unexpected CCB type %#x", __func__, 1494229997Sken done_ccb->ccb_h.func_code); 1495229997Sken break; 1496229997Sken } 1497260387Sscottl 1498260387Sscottlout: 1499260387Sscottl mtx_unlock(mtx); 1500229997Sken} 1501229997Sken 1502229997Skenstatic void 1503229997Skenctlfe_onoffline(void *arg, int online) 1504229997Sken{ 1505229997Sken struct ctlfe_softc *bus_softc; 1506229997Sken union ccb *ccb; 1507229997Sken cam_status status; 1508229997Sken struct cam_path *path; 1509229997Sken int set_wwnn; 1510229997Sken 1511229997Sken bus_softc = (struct ctlfe_softc *)arg; 1512229997Sken 1513229997Sken set_wwnn = 0; 1514229997Sken 1515229997Sken status = xpt_create_path(&path, /*periph*/ NULL, bus_softc->path_id, 1516229997Sken CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD); 1517229997Sken if (status != CAM_REQ_CMP) { 1518229997Sken printf("%s: unable to create path!\n", __func__); 1519229997Sken return; 1520229997Sken } 1521275882Smav ccb = xpt_alloc_ccb(); 1522242174Smav xpt_setup_ccb(&ccb->ccb_h, path, CAM_PRIORITY_NONE); 1523288713Smav ccb->ccb_h.func_code = XPT_GET_SIM_KNOB; 1524288713Smav xpt_action(ccb); 1525229997Sken 1526229997Sken /* 1527229997Sken * Copan WWN format: 1528229997Sken * 1529229997Sken * Bits 63-60: 0x5 NAA, IEEE registered name 1530229997Sken * Bits 59-36: 0x000ED5 IEEE Company name assigned to Copan 1531229997Sken * Bits 35-12: Copan SSN (Sequential Serial Number) 1532229997Sken * Bits 11-8: Type of port: 1533229997Sken * 1 == N-Port 1534229997Sken * 2 == F-Port 1535229997Sken * 3 == NL-Port 1536229997Sken * Bits 7-0: 0 == Node Name, >0 == Port Number 1537229997Sken */ 1538229997Sken if (online != 0) { 1539229997Sken if ((ccb->knob.xport_specific.valid & KNOB_VALID_ADDRESS) != 0){ 1540229997Sken 1541229997Sken printf("%s: %s current WWNN %#jx\n", __func__, 1542229997Sken bus_softc->port_name, 1543229997Sken ccb->knob.xport_specific.fc.wwnn); 1544229997Sken printf("%s: %s current WWPN %#jx\n", __func__, 1545229997Sken bus_softc->port_name, 1546229997Sken ccb->knob.xport_specific.fc.wwpn); 1547229997Sken 1548229997Sken /* 1549229997Sken * If the user has specified a WWNN/WWPN, send them 1550229997Sken * down to the SIM. Otherwise, record what the SIM 1551229997Sken * has reported. 1552229997Sken */ 1553284586Smav if (bus_softc->port.wwnn != 0 && bus_softc->port.wwnn 1554284586Smav != ccb->knob.xport_specific.fc.wwnn) { 1555229997Sken ccb->knob.xport_specific.fc.wwnn = 1556284586Smav bus_softc->port.wwnn; 1557284586Smav set_wwnn = 1; 1558284586Smav } else { 1559284586Smav ctl_port_set_wwns(&bus_softc->port, 1560284586Smav true, ccb->knob.xport_specific.fc.wwnn, 1561284586Smav false, 0); 1562284586Smav } 1563284586Smav if (bus_softc->port.wwpn != 0 && bus_softc->port.wwpn 1564284586Smav != ccb->knob.xport_specific.fc.wwpn) { 1565229997Sken ccb->knob.xport_specific.fc.wwpn = 1566284586Smav bus_softc->port.wwpn; 1567229997Sken set_wwnn = 1; 1568229997Sken } else { 1569268683Smav ctl_port_set_wwns(&bus_softc->port, 1570284586Smav false, 0, 1571268683Smav true, ccb->knob.xport_specific.fc.wwpn); 1572229997Sken } 1573229997Sken 1574229997Sken 1575229997Sken if (set_wwnn != 0) { 1576229997Sken printf("%s: %s new WWNN %#jx\n", __func__, 1577229997Sken bus_softc->port_name, 1578229997Sken ccb->knob.xport_specific.fc.wwnn); 1579229997Sken printf("%s: %s new WWPN %#jx\n", __func__, 1580229997Sken bus_softc->port_name, 1581229997Sken ccb->knob.xport_specific.fc.wwpn); 1582229997Sken } 1583229997Sken } else { 1584229997Sken printf("%s: %s has no valid WWNN/WWPN\n", __func__, 1585229997Sken bus_softc->port_name); 1586229997Sken } 1587229997Sken } 1588229997Sken ccb->ccb_h.func_code = XPT_SET_SIM_KNOB; 1589229997Sken ccb->knob.xport_specific.valid = KNOB_VALID_ROLE; 1590229997Sken if (set_wwnn != 0) 1591229997Sken ccb->knob.xport_specific.valid |= KNOB_VALID_ADDRESS; 1592229997Sken 1593229997Sken if (online != 0) 1594288713Smav ccb->knob.xport_specific.fc.role |= KNOB_ROLE_TARGET; 1595229997Sken else 1596288713Smav ccb->knob.xport_specific.fc.role &= ~KNOB_ROLE_TARGET; 1597229997Sken 1598229997Sken xpt_action(ccb); 1599229997Sken 1600229997Sken if ((ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 1601229997Sken printf("%s: SIM %s (path id %d) target %s failed with " 1602229997Sken "status %#x\n", 1603229997Sken __func__, bus_softc->port_name, bus_softc->path_id, 1604229997Sken (online != 0) ? "enable" : "disable", 1605229997Sken ccb->ccb_h.status); 1606229997Sken } else { 1607229997Sken printf("%s: SIM %s (path id %d) target %s succeeded\n", 1608229997Sken __func__, bus_softc->port_name, bus_softc->path_id, 1609229997Sken (online != 0) ? "enable" : "disable"); 1610229997Sken } 1611229997Sken 1612229997Sken xpt_free_path(path); 1613275882Smav xpt_free_ccb(ccb); 1614229997Sken} 1615229997Sken 1616229997Skenstatic void 1617229997Skenctlfe_online(void *arg) 1618229997Sken{ 1619245228Sken struct ctlfe_softc *bus_softc; 1620245228Sken struct cam_path *path; 1621245228Sken cam_status status; 1622245228Sken struct ctlfe_lun_softc *lun_softc; 1623274388Smav struct cam_periph *periph; 1624245228Sken 1625245228Sken bus_softc = (struct ctlfe_softc *)arg; 1626245228Sken 1627245228Sken /* 1628245228Sken * Create the wildcard LUN before bringing the port online. 1629245228Sken */ 1630245228Sken status = xpt_create_path(&path, /*periph*/ NULL, 1631245228Sken bus_softc->path_id, CAM_TARGET_WILDCARD, 1632245228Sken CAM_LUN_WILDCARD); 1633245228Sken if (status != CAM_REQ_CMP) { 1634245228Sken printf("%s: unable to create path for wildcard periph\n", 1635245228Sken __func__); 1636245228Sken return; 1637245228Sken } 1638245228Sken 1639275882Smav lun_softc = malloc(sizeof(*lun_softc), M_CTLFE, M_WAITOK | M_ZERO); 1640245228Sken 1641260387Sscottl xpt_path_lock(path); 1642274388Smav periph = cam_periph_find(path, "ctl"); 1643274388Smav if (periph != NULL) { 1644274388Smav /* We've already got a periph, no need to alloc a new one. */ 1645274388Smav xpt_path_unlock(path); 1646274388Smav xpt_free_path(path); 1647274388Smav free(lun_softc, M_CTLFE); 1648274388Smav return; 1649274388Smav } 1650245228Sken lun_softc->parent_softc = bus_softc; 1651245228Sken lun_softc->flags |= CTLFE_LUN_WILDCARD; 1652245228Sken 1653245228Sken status = cam_periph_alloc(ctlferegister, 1654245228Sken ctlfeoninvalidate, 1655245228Sken ctlfecleanup, 1656245228Sken ctlfestart, 1657245228Sken "ctl", 1658245228Sken CAM_PERIPH_BIO, 1659245228Sken path, 1660245228Sken ctlfeasync, 1661245228Sken 0, 1662245228Sken lun_softc); 1663245228Sken 1664245228Sken if ((status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 1665245228Sken const struct cam_status_entry *entry; 1666245228Sken 1667245228Sken entry = cam_fetch_status_entry(status); 1668245228Sken printf("%s: CAM error %s (%#x) returned from " 1669245228Sken "cam_periph_alloc()\n", __func__, (entry != NULL) ? 1670245228Sken entry->status_text : "Unknown", status); 1671274388Smav free(lun_softc, M_CTLFE); 1672245228Sken } 1673245228Sken 1674260387Sscottl xpt_path_unlock(path); 1675275882Smav ctlfe_onoffline(arg, /*online*/ 1); 1676260387Sscottl xpt_free_path(path); 1677229997Sken} 1678229997Sken 1679229997Skenstatic void 1680229997Skenctlfe_offline(void *arg) 1681229997Sken{ 1682245228Sken struct ctlfe_softc *bus_softc; 1683245228Sken struct cam_path *path; 1684245228Sken cam_status status; 1685245228Sken struct cam_periph *periph; 1686245228Sken 1687245228Sken bus_softc = (struct ctlfe_softc *)arg; 1688245228Sken 1689275882Smav ctlfe_onoffline(arg, /*online*/ 0); 1690275882Smav 1691245228Sken /* 1692245228Sken * Disable the wildcard LUN for this port now that we have taken 1693245228Sken * the port offline. 1694245228Sken */ 1695245228Sken status = xpt_create_path(&path, /*periph*/ NULL, 1696245228Sken bus_softc->path_id, CAM_TARGET_WILDCARD, 1697245228Sken CAM_LUN_WILDCARD); 1698245228Sken if (status != CAM_REQ_CMP) { 1699245228Sken printf("%s: unable to create path for wildcard periph\n", 1700245228Sken __func__); 1701245228Sken return; 1702245228Sken } 1703260387Sscottl xpt_path_lock(path); 1704245228Sken if ((periph = cam_periph_find(path, "ctl")) != NULL) 1705245228Sken cam_periph_invalidate(periph); 1706260387Sscottl xpt_path_unlock(path); 1707245228Sken xpt_free_path(path); 1708229997Sken} 1709229997Sken 1710229997Sken/* 1711229997Sken * This will get called to enable a LUN on every bus that is attached to 1712229997Sken * CTL. So we only need to create a path/periph for this particular bus. 1713229997Sken */ 1714229997Skenstatic int 1715284798Smavctlfe_lun_enable(void *arg, int lun_id) 1716229997Sken{ 1717229997Sken struct ctlfe_softc *bus_softc; 1718229997Sken struct ctlfe_lun_softc *softc; 1719229997Sken struct cam_path *path; 1720229997Sken struct cam_periph *periph; 1721229997Sken cam_status status; 1722229997Sken 1723229997Sken bus_softc = (struct ctlfe_softc *)arg; 1724290776Smav if (bus_softc->hba_misc & PIM_EXTLUNS) 1725290776Smav lun_id = CAM_EXTLUN_BYTE_SWIZZLE(ctl_encode_lun(lun_id)); 1726229997Sken 1727260387Sscottl status = xpt_create_path(&path, /*periph*/ NULL, 1728290776Smav bus_softc->path_id, bus_softc->target_id, lun_id); 1729229997Sken /* XXX KDM need some way to return status to CTL here? */ 1730229997Sken if (status != CAM_REQ_CMP) { 1731229997Sken printf("%s: could not create path, status %#x\n", __func__, 1732229997Sken status); 1733229997Sken return (1); 1734229997Sken } 1735229997Sken 1736229997Sken softc = malloc(sizeof(*softc), M_CTLFE, M_WAITOK | M_ZERO); 1737260387Sscottl xpt_path_lock(path); 1738229997Sken periph = cam_periph_find(path, "ctl"); 1739229997Sken if (periph != NULL) { 1740229997Sken /* We've already got a periph, no need to alloc a new one. */ 1741260387Sscottl xpt_path_unlock(path); 1742229997Sken xpt_free_path(path); 1743229997Sken free(softc, M_CTLFE); 1744229997Sken return (0); 1745229997Sken } 1746229997Sken softc->parent_softc = bus_softc; 1747229997Sken 1748229997Sken status = cam_periph_alloc(ctlferegister, 1749229997Sken ctlfeoninvalidate, 1750229997Sken ctlfecleanup, 1751229997Sken ctlfestart, 1752229997Sken "ctl", 1753229997Sken CAM_PERIPH_BIO, 1754229997Sken path, 1755229997Sken ctlfeasync, 1756229997Sken 0, 1757229997Sken softc); 1758229997Sken 1759274388Smav if ((status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 1760274388Smav const struct cam_status_entry *entry; 1761274388Smav 1762274388Smav entry = cam_fetch_status_entry(status); 1763274388Smav printf("%s: CAM error %s (%#x) returned from " 1764274388Smav "cam_periph_alloc()\n", __func__, (entry != NULL) ? 1765274388Smav entry->status_text : "Unknown", status); 1766274388Smav free(softc, M_CTLFE); 1767274388Smav } 1768274388Smav 1769260387Sscottl xpt_path_unlock(path); 1770244016Sken xpt_free_path(path); 1771229997Sken return (0); 1772229997Sken} 1773229997Sken 1774229997Sken/* 1775245228Sken * This will get called when the user removes a LUN to disable that LUN 1776245228Sken * on every bus that is attached to CTL. 1777229997Sken */ 1778229997Skenstatic int 1779284798Smavctlfe_lun_disable(void *arg, int lun_id) 1780229997Sken{ 1781229997Sken struct ctlfe_softc *softc; 1782229997Sken struct ctlfe_lun_softc *lun_softc; 1783229997Sken 1784229997Sken softc = (struct ctlfe_softc *)arg; 1785290776Smav if (softc->hba_misc & PIM_EXTLUNS) 1786290776Smav lun_id = CAM_EXTLUN_BYTE_SWIZZLE(ctl_encode_lun(lun_id)); 1787229997Sken 1788260387Sscottl mtx_lock(&softc->lun_softc_mtx); 1789229997Sken STAILQ_FOREACH(lun_softc, &softc->lun_softc_list, links) { 1790229997Sken struct cam_path *path; 1791229997Sken 1792229997Sken path = lun_softc->periph->path; 1793229997Sken 1794290172Smav if ((xpt_path_target_id(path) == softc->target_id) 1795229997Sken && (xpt_path_lun_id(path) == lun_id)) { 1796229997Sken break; 1797229997Sken } 1798229997Sken } 1799229997Sken if (lun_softc == NULL) { 1800260387Sscottl mtx_unlock(&softc->lun_softc_mtx); 1801284798Smav printf("%s: can't find lun %d\n", __func__, lun_id); 1802229997Sken return (1); 1803229997Sken } 1804260387Sscottl cam_periph_acquire(lun_softc->periph); 1805260387Sscottl mtx_unlock(&softc->lun_softc_mtx); 1806229997Sken 1807260387Sscottl cam_periph_lock(lun_softc->periph); 1808229997Sken cam_periph_invalidate(lun_softc->periph); 1809260387Sscottl cam_periph_unlock(lun_softc->periph); 1810260387Sscottl cam_periph_release(lun_softc->periph); 1811229997Sken return (0); 1812229997Sken} 1813229997Sken 1814229997Skenstatic void 1815229997Skenctlfe_dump_sim(struct cam_sim *sim) 1816229997Sken{ 1817229997Sken 1818229997Sken printf("%s%d: max tagged openings: %d, max dev openings: %d\n", 1819229997Sken sim->sim_name, sim->unit_number, 1820229997Sken sim->max_tagged_dev_openings, sim->max_dev_openings); 1821229997Sken} 1822229997Sken 1823229997Sken/* 1824229997Sken * Assumes that the SIM lock is held. 1825229997Sken */ 1826229997Skenstatic void 1827229997Skenctlfe_dump_queue(struct ctlfe_lun_softc *softc) 1828229997Sken{ 1829229997Sken struct ccb_hdr *hdr; 1830229997Sken struct cam_periph *periph; 1831229997Sken int num_items; 1832229997Sken 1833229997Sken periph = softc->periph; 1834229997Sken num_items = 0; 1835229997Sken 1836315887Smav STAILQ_FOREACH(hdr, &softc->work_queue, periph_links.stqe) { 1837275880Smav union ctl_io *io = hdr->io_ptr; 1838229997Sken 1839229997Sken num_items++; 1840229997Sken 1841229997Sken /* 1842229997Sken * Only regular SCSI I/O is put on the work 1843229997Sken * queue, so we can print sense here. There may be no 1844229997Sken * sense if it's no the queue for a DMA, but this serves to 1845229997Sken * print out the CCB as well. 1846229997Sken * 1847229997Sken * XXX KDM switch this over to scsi_sense_print() when 1848229997Sken * CTL is merged in with CAM. 1849229997Sken */ 1850229997Sken ctl_io_error_print(io, NULL); 1851229997Sken 1852229997Sken /* 1853275880Smav * Print DMA status if we are DMA_QUEUED. 1854229997Sken */ 1855275880Smav if (io->io_hdr.flags & CTL_FLAG_DMA_QUEUED) { 1856275880Smav xpt_print(periph->path, 1857275880Smav "Total %u, Current %u, Resid %u\n", 1858275880Smav io->scsiio.kern_total_len, 1859275880Smav io->scsiio.kern_data_len, 1860275880Smav io->scsiio.kern_data_resid); 1861275880Smav } 1862229997Sken } 1863229997Sken 1864314749Smav xpt_print(periph->path, "%d requests waiting for CCBs\n", num_items); 1865314749Smav xpt_print(periph->path, "%d CTIOs outstanding\n", softc->ctios_sent); 1866229997Sken} 1867229997Sken 1868229997Sken/* 1869275880Smav * Datamove/done routine called by CTL. Put ourselves on the queue to 1870275880Smav * receive a CCB from CAM so we can queue the continue I/O request down 1871275880Smav * to the adapter. 1872229997Sken */ 1873229997Skenstatic void 1874275880Smavctlfe_datamove(union ctl_io *io) 1875229997Sken{ 1876275880Smav union ccb *ccb; 1877275880Smav struct cam_periph *periph; 1878229997Sken struct ctlfe_lun_softc *softc; 1879229997Sken 1880275880Smav KASSERT(io->io_hdr.io_type == CTL_IO_SCSI, 1881275880Smav ("Unexpected io_type (%d) in ctlfe_datamove", io->io_hdr.io_type)); 1882229997Sken 1883313365Smav io->scsiio.ext_data_filled = 0; 1884312585Smav ccb = PRIV_CCB(io); 1885275880Smav periph = xpt_path_periph(ccb->ccb_h.path); 1886275880Smav cam_periph_lock(periph); 1887275880Smav softc = (struct ctlfe_lun_softc *)periph->softc; 1888275880Smav io->io_hdr.flags |= CTL_FLAG_DMA_QUEUED; 1889275880Smav if ((io->io_hdr.status & CTL_STATUS_MASK) != CTL_STATUS_NONE) 1890275880Smav io->io_hdr.flags |= CTL_FLAG_STATUS_QUEUED; 1891315887Smav STAILQ_INSERT_TAIL(&softc->work_queue, &ccb->ccb_h, 1892315887Smav periph_links.stqe); 1893314749Smav xpt_schedule(periph, CAM_PRIORITY_NORMAL); 1894275880Smav cam_periph_unlock(periph); 1895229997Sken} 1896229997Sken 1897229997Skenstatic void 1898275880Smavctlfe_done(union ctl_io *io) 1899229997Sken{ 1900229997Sken union ccb *ccb; 1901229997Sken struct cam_periph *periph; 1902229997Sken struct ctlfe_lun_softc *softc; 1903229997Sken 1904312585Smav ccb = PRIV_CCB(io); 1905229997Sken periph = xpt_path_periph(ccb->ccb_h.path); 1906260387Sscottl cam_periph_lock(periph); 1907229997Sken softc = (struct ctlfe_lun_softc *)periph->softc; 1908229997Sken 1909229997Sken if (io->io_hdr.io_type == CTL_IO_TASK) { 1910229997Sken /* 1911229997Sken * Send the notify acknowledge down to the SIM, to let it 1912229997Sken * know we processed the task management command. 1913229997Sken */ 1914229997Sken ccb->ccb_h.status = CAM_REQ_INPROG; 1915229997Sken ccb->ccb_h.func_code = XPT_NOTIFY_ACKNOWLEDGE; 1916304417Smav switch (io->taskio.task_status) { 1917304417Smav case CTL_TASK_FUNCTION_COMPLETE: 1918304417Smav ccb->cna2.arg = CAM_RSP_TMF_COMPLETE; 1919304417Smav break; 1920304417Smav case CTL_TASK_FUNCTION_SUCCEEDED: 1921304417Smav ccb->cna2.arg = CAM_RSP_TMF_SUCCEEDED; 1922304417Smav ccb->ccb_h.flags |= CAM_SEND_STATUS; 1923304417Smav break; 1924304417Smav case CTL_TASK_FUNCTION_REJECTED: 1925304417Smav ccb->cna2.arg = CAM_RSP_TMF_REJECTED; 1926304417Smav ccb->ccb_h.flags |= CAM_SEND_STATUS; 1927304417Smav break; 1928304417Smav case CTL_TASK_LUN_DOES_NOT_EXIST: 1929304417Smav ccb->cna2.arg = CAM_RSP_TMF_INCORRECT_LUN; 1930304417Smav ccb->ccb_h.flags |= CAM_SEND_STATUS; 1931304417Smav break; 1932304417Smav case CTL_TASK_FUNCTION_NOT_SUPPORTED: 1933304417Smav ccb->cna2.arg = CAM_RSP_TMF_FAILED; 1934304417Smav ccb->ccb_h.flags |= CAM_SEND_STATUS; 1935304417Smav break; 1936304417Smav } 1937304417Smav ccb->cna2.arg |= scsi_3btoul(io->taskio.task_resp) << 8; 1938229997Sken xpt_action(ccb); 1939275881Smav } else if (io->io_hdr.flags & CTL_FLAG_STATUS_SENT) { 1940314739Smav ctlfe_requeue_ccb(periph, ccb, /* unlock */1); 1941314739Smav return; 1942229997Sken } else { 1943275880Smav io->io_hdr.flags |= CTL_FLAG_STATUS_QUEUED; 1944315887Smav STAILQ_INSERT_TAIL(&softc->work_queue, &ccb->ccb_h, 1945315887Smav periph_links.stqe); 1946314749Smav xpt_schedule(periph, CAM_PRIORITY_NORMAL); 1947229997Sken } 1948229997Sken 1949260387Sscottl cam_periph_unlock(periph); 1950229997Sken} 1951229997Sken 1952229997Skenstatic void 1953229997Skenctlfe_dump(void) 1954229997Sken{ 1955229997Sken struct ctlfe_softc *bus_softc; 1956275880Smav struct ctlfe_lun_softc *lun_softc; 1957229997Sken 1958229997Sken STAILQ_FOREACH(bus_softc, &ctlfe_softc_list, links) { 1959229997Sken ctlfe_dump_sim(bus_softc->sim); 1960275880Smav STAILQ_FOREACH(lun_softc, &bus_softc->lun_softc_list, links) 1961229997Sken ctlfe_dump_queue(lun_softc); 1962229997Sken } 1963229997Sken} 1964