scsi_ctl.c revision 314739
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 314739 2017-03-06 06:26:02Z 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> 56229997Sken#include <machine/bus.h> 57229997Sken 58229997Sken#include <cam/cam.h> 59229997Sken#include <cam/cam_ccb.h> 60229997Sken#include <cam/cam_periph.h> 61229997Sken#include <cam/cam_queue.h> 62229997Sken#include <cam/cam_xpt_periph.h> 63229997Sken#include <cam/cam_debug.h> 64229997Sken#include <cam/cam_sim.h> 65229997Sken#include <cam/cam_xpt.h> 66229997Sken 67229997Sken#include <cam/scsi/scsi_all.h> 68229997Sken#include <cam/scsi/scsi_message.h> 69229997Sken 70229997Sken#include <cam/ctl/ctl_io.h> 71229997Sken#include <cam/ctl/ctl.h> 72229997Sken#include <cam/ctl/ctl_frontend.h> 73229997Sken#include <cam/ctl/ctl_util.h> 74229997Sken#include <cam/ctl/ctl_error.h> 75229997Sken 76229997Skenstruct ctlfe_softc { 77290776Smav struct ctl_port port; 78290776Smav path_id_t path_id; 79290776Smav target_id_t target_id; 80290776Smav uint32_t hba_misc; 81290776Smav u_int maxio; 82229997Sken struct cam_sim *sim; 83290776Smav char port_name[DEV_IDLEN]; 84290776Smav struct mtx lun_softc_mtx; 85229997Sken STAILQ_HEAD(, ctlfe_lun_softc) lun_softc_list; 86229997Sken STAILQ_ENTRY(ctlfe_softc) links; 87229997Sken}; 88229997Sken 89229997SkenSTAILQ_HEAD(, ctlfe_softc) ctlfe_softc_list; 90229997Skenstruct mtx ctlfe_list_mtx; 91229997Skenstatic char ctlfe_mtx_desc[] = "ctlfelist"; 92229997Sken#ifdef CTLFE_INIT_ENABLE 93229997Skenstatic int ctlfe_max_targets = 1; 94229997Skenstatic int ctlfe_num_targets = 0; 95229997Sken#endif 96229997Sken 97229997Skentypedef enum { 98229997Sken CTLFE_LUN_NONE = 0x00, 99229997Sken CTLFE_LUN_WILDCARD = 0x01 100229997Sken} ctlfe_lun_flags; 101229997Sken 102229997Skenstruct ctlfe_lun_softc { 103229997Sken struct ctlfe_softc *parent_softc; 104229997Sken struct cam_periph *periph; 105229997Sken ctlfe_lun_flags flags; 106229997Sken uint64_t ccbs_alloced; 107229997Sken uint64_t ccbs_freed; 108229997Sken uint64_t ctios_sent; 109229997Sken uint64_t ctios_returned; 110284793Smav uint64_t atios_alloced; 111284793Smav uint64_t atios_freed; 112284793Smav uint64_t inots_alloced; 113284793Smav uint64_t inots_freed; 114229997Sken /* bus_dma_tag_t dma_tag; */ 115229997Sken TAILQ_HEAD(, ccb_hdr) work_queue; 116229997Sken STAILQ_ENTRY(ctlfe_lun_softc) links; 117229997Sken}; 118229997Sken 119229997Skentypedef enum { 120229997Sken CTLFE_CMD_NONE = 0x00, 121229997Sken CTLFE_CMD_PIECEWISE = 0x01 122229997Sken} ctlfe_cmd_flags; 123229997Sken 124288723Smavstruct ctlfe_cmd_info { 125229997Sken int cur_transfer_index; 126265641Smav size_t cur_transfer_off; 127229997Sken ctlfe_cmd_flags flags; 128229997Sken /* 129229997Sken * XXX KDM struct bus_dma_segment is 8 bytes on i386, and 16 130229997Sken * bytes on amd64. So with 32 elements, this is 256 bytes on 131229997Sken * i386 and 512 bytes on amd64. 132229997Sken */ 133265641Smav#define CTLFE_MAX_SEGS 32 134265641Smav bus_dma_segment_t cam_sglist[CTLFE_MAX_SEGS]; 135229997Sken}; 136229997Sken 137229997Sken/* 138229997Sken * When we register the adapter/bus, request that this many ctl_ios be 139229997Sken * allocated. This should be the maximum supported by the adapter, but we 140229997Sken * currently don't have a way to get that back from the path inquiry. 141229997Sken * XXX KDM add that to the path inquiry. 142229997Sken */ 143229997Sken#define CTLFE_REQ_CTL_IO 4096 144229997Sken/* 145229997Sken * Number of Accept Target I/O CCBs to allocate and queue down to the 146229997Sken * adapter per LUN. 147229997Sken * XXX KDM should this be controlled by CTL? 148229997Sken */ 149229997Sken#define CTLFE_ATIO_PER_LUN 1024 150229997Sken/* 151229997Sken * Number of Immediate Notify CCBs (used for aborts, resets, etc.) to 152229997Sken * allocate and queue down to the adapter per LUN. 153229997Sken * XXX KDM should this be controlled by CTL? 154229997Sken */ 155229997Sken#define CTLFE_IN_PER_LUN 1024 156229997Sken 157229997Sken/* 158229997Sken * Timeout (in seconds) on CTIO CCB allocation for doing a DMA or sending 159229997Sken * status to the initiator. The SIM is expected to have its own timeouts, 160229997Sken * so we're not putting this timeout around the CCB execution time. The 161229997Sken * SIM should timeout and let us know if it has an issue. 162229997Sken */ 163229997Sken#define CTLFE_DMA_TIMEOUT 60 164229997Sken 165229997Sken/* 166229997Sken * Turn this on to enable extra debugging prints. 167229997Sken */ 168229997Sken#if 0 169229997Sken#define CTLFE_DEBUG 170229997Sken#endif 171229997Sken 172229997Sken/* 173229997Sken * Use randomly assigned WWNN/WWPN values. This is to work around an issue 174229997Sken * in the FreeBSD initiator that makes it unable to rescan the target if 175229997Sken * the target gets rebooted and the WWNN/WWPN stay the same. 176229997Sken */ 177229997Sken#if 0 178229997Sken#define RANDOM_WWNN 179229997Sken#endif 180229997Sken 181229997SkenMALLOC_DEFINE(M_CTLFE, "CAM CTL FE", "CAM CTL FE interface"); 182229997Sken 183275878Smav#define io_ptr ppriv_ptr0 184229997Sken 185229997Sken/* This is only used in the CTIO */ 186229997Sken#define ccb_atio ppriv_ptr1 187229997Sken 188312585Smav#define PRIV_CCB(io) ((io)->io_hdr.ctl_private[CTL_PRIV_FRONTEND].ptrs[0]) 189312585Smav#define PRIV_INFO(io) ((io)->io_hdr.ctl_private[CTL_PRIV_FRONTEND].ptrs[1]) 190312585Smav 191313369Smavstatic int ctlfeinitialize(void); 192313369Smavstatic int ctlfeshutdown(void); 193268677Smavstatic periph_init_t ctlfeperiphinit; 194229997Skenstatic void ctlfeasync(void *callback_arg, uint32_t code, 195229997Sken struct cam_path *path, void *arg); 196229997Skenstatic periph_ctor_t ctlferegister; 197229997Skenstatic periph_oninv_t ctlfeoninvalidate; 198229997Skenstatic periph_dtor_t ctlfecleanup; 199229997Skenstatic periph_start_t ctlfestart; 200229997Skenstatic void ctlfedone(struct cam_periph *periph, 201229997Sken union ccb *done_ccb); 202229997Sken 203229997Skenstatic void ctlfe_onoffline(void *arg, int online); 204229997Skenstatic void ctlfe_online(void *arg); 205229997Skenstatic void ctlfe_offline(void *arg); 206284798Smavstatic int ctlfe_lun_enable(void *arg, int lun_id); 207284798Smavstatic int ctlfe_lun_disable(void *arg, int lun_id); 208229997Skenstatic void ctlfe_dump_sim(struct cam_sim *sim); 209229997Skenstatic void ctlfe_dump_queue(struct ctlfe_lun_softc *softc); 210275880Smavstatic void ctlfe_datamove(union ctl_io *io); 211275880Smavstatic void ctlfe_done(union ctl_io *io); 212229997Skenstatic void ctlfe_dump(void); 213314739Smavstatic void ctlfe_free_ccb(struct cam_periph *periph, 214314739Smav union ccb *ccb); 215314739Smavstatic void ctlfe_requeue_ccb(struct cam_periph *periph, 216314739Smav union ccb *ccb, int unlock); 217229997Sken 218229997Skenstatic struct periph_driver ctlfe_driver = 219229997Sken{ 220268677Smav ctlfeperiphinit, "ctl", 221273316Smav TAILQ_HEAD_INITIALIZER(ctlfe_driver.units), /*generation*/ 0, 222273316Smav CAM_PERIPH_DRV_EARLY 223229997Sken}; 224229997Sken 225268677Smavstatic struct ctl_frontend ctlfe_frontend = 226268677Smav{ 227273318Smav .name = "camtgt", 228268677Smav .init = ctlfeinitialize, 229268677Smav .fe_dump = ctlfe_dump, 230268677Smav .shutdown = ctlfeshutdown, 231249009Strasz}; 232268677SmavCTL_FRONTEND_DECLARE(ctlfe, ctlfe_frontend); 233249009Strasz 234313369Smavstatic int 235229997Skenctlfeshutdown(void) 236229997Sken{ 237313369Smav 238313369Smav /* CAM does not support periph driver unregister now. */ 239313369Smav return (EBUSY); 240229997Sken} 241229997Sken 242313369Smavstatic int 243268677Smavctlfeinitialize(void) 244229997Sken{ 245229997Sken 246229997Sken STAILQ_INIT(&ctlfe_softc_list); 247229997Sken mtx_init(&ctlfe_list_mtx, ctlfe_mtx_desc, NULL, MTX_DEF); 248268677Smav periphdriver_register(&ctlfe_driver); 249268677Smav return (0); 250268677Smav} 251229997Sken 252313369Smavstatic void 253268677Smavctlfeperiphinit(void) 254268677Smav{ 255268677Smav cam_status status; 256229997Sken 257229997Sken status = xpt_register_async(AC_PATH_REGISTERED | AC_PATH_DEREGISTERED | 258229997Sken AC_CONTRACT, ctlfeasync, NULL, NULL); 259229997Sken if (status != CAM_REQ_CMP) { 260229997Sken printf("ctl: Failed to attach async callback due to CAM " 261229997Sken "status 0x%x!\n", status); 262229997Sken } 263229997Sken} 264229997Sken 265229997Skenstatic void 266229997Skenctlfeasync(void *callback_arg, uint32_t code, struct cam_path *path, void *arg) 267229997Sken{ 268273317Smav struct ctlfe_softc *softc; 269229997Sken 270229997Sken#ifdef CTLFEDEBUG 271229997Sken printf("%s: entered\n", __func__); 272229997Sken#endif 273229997Sken 274273317Smav mtx_lock(&ctlfe_list_mtx); 275273317Smav STAILQ_FOREACH(softc, &ctlfe_softc_list, links) { 276273317Smav if (softc->path_id == xpt_path_path_id(path)) 277273317Smav break; 278273317Smav } 279273317Smav mtx_unlock(&ctlfe_list_mtx); 280273317Smav 281229997Sken /* 282229997Sken * When a new path gets registered, and it is capable of target 283229997Sken * mode, go ahead and attach. Later on, we may need to be more 284229997Sken * selective, but for now this will be sufficient. 285229997Sken */ 286229997Sken switch (code) { 287229997Sken case AC_PATH_REGISTERED: { 288268677Smav struct ctl_port *port; 289229997Sken struct ccb_pathinq *cpi; 290229997Sken int retval; 291229997Sken 292229997Sken cpi = (struct ccb_pathinq *)arg; 293229997Sken 294229997Sken /* Don't attach if it doesn't support target mode */ 295229997Sken if ((cpi->target_sprt & PIT_PROCESSOR) == 0) { 296230033Sken#ifdef CTLFEDEBUG 297229997Sken printf("%s: SIM %s%d doesn't support target mode\n", 298229997Sken __func__, cpi->dev_name, cpi->unit_number); 299230033Sken#endif 300229997Sken break; 301229997Sken } 302229997Sken 303273317Smav if (softc != NULL) { 304273317Smav#ifdef CTLFEDEBUG 305273317Smav printf("%s: CTL port for CAM path %u already exists\n", 306273317Smav __func__, xpt_path_path_id(path)); 307273317Smav#endif 308273317Smav break; 309273317Smav } 310273317Smav 311229997Sken#ifdef CTLFE_INIT_ENABLE 312229997Sken if (ctlfe_num_targets >= ctlfe_max_targets) { 313229997Sken union ccb *ccb; 314229997Sken 315229997Sken ccb = (union ccb *)malloc(sizeof(*ccb), M_TEMP, 316229997Sken M_NOWAIT | M_ZERO); 317229997Sken if (ccb == NULL) { 318229997Sken printf("%s: unable to malloc CCB!\n", __func__); 319229997Sken return; 320229997Sken } 321260387Sscottl xpt_setup_ccb(&ccb->ccb_h, path, CAM_PRIORITY_NONE); 322229997Sken 323229997Sken ccb->ccb_h.func_code = XPT_SET_SIM_KNOB; 324229997Sken ccb->knob.xport_specific.valid = KNOB_VALID_ROLE; 325229997Sken ccb->knob.xport_specific.fc.role = KNOB_ROLE_INITIATOR; 326229997Sken 327229997Sken xpt_action(ccb); 328229997Sken 329229997Sken if ((ccb->ccb_h.status & CAM_STATUS_MASK) != 330229997Sken CAM_REQ_CMP) { 331229997Sken printf("%s: SIM %s%d (path id %d) initiator " 332229997Sken "enable failed with status %#x\n", 333229997Sken __func__, cpi->dev_name, 334229997Sken cpi->unit_number, cpi->ccb_h.path_id, 335229997Sken ccb->ccb_h.status); 336229997Sken } else { 337229997Sken printf("%s: SIM %s%d (path id %d) initiator " 338229997Sken "enable succeeded\n", 339229997Sken __func__, cpi->dev_name, 340229997Sken cpi->unit_number, cpi->ccb_h.path_id); 341229997Sken } 342229997Sken 343229997Sken free(ccb, M_TEMP); 344229997Sken 345229997Sken break; 346229997Sken } else { 347229997Sken ctlfe_num_targets++; 348229997Sken } 349229997Sken 350229997Sken printf("%s: ctlfe_num_targets = %d\n", __func__, 351229997Sken ctlfe_num_targets); 352229997Sken#endif /* CTLFE_INIT_ENABLE */ 353229997Sken 354229997Sken /* 355229997Sken * We're in an interrupt context here, so we have to 356229997Sken * use M_NOWAIT. Of course this means trouble if we 357229997Sken * can't allocate memory. 358229997Sken */ 359273317Smav softc = malloc(sizeof(*softc), M_CTLFE, M_NOWAIT | M_ZERO); 360273317Smav if (softc == NULL) { 361229997Sken printf("%s: unable to malloc %zd bytes for softc\n", 362273317Smav __func__, sizeof(*softc)); 363229997Sken return; 364229997Sken } 365229997Sken 366273317Smav softc->path_id = cpi->ccb_h.path_id; 367288713Smav softc->target_id = cpi->initiator_id; 368273317Smav softc->sim = xpt_path_sim(path); 369290776Smav softc->hba_misc = cpi->hba_misc; 370265641Smav if (cpi->maxio != 0) 371273317Smav softc->maxio = cpi->maxio; 372265641Smav else 373273317Smav softc->maxio = DFLTPHYS; 374273317Smav mtx_init(&softc->lun_softc_mtx, "LUN softc mtx", NULL, MTX_DEF); 375273317Smav STAILQ_INIT(&softc->lun_softc_list); 376229997Sken 377273317Smav port = &softc->port; 378268677Smav port->frontend = &ctlfe_frontend; 379229997Sken 380229997Sken /* 381229997Sken * XXX KDM should we be more accurate here ? 382229997Sken */ 383229997Sken if (cpi->transport == XPORT_FC) 384268677Smav port->port_type = CTL_PORT_FC; 385268694Smav else if (cpi->transport == XPORT_SAS) 386268694Smav port->port_type = CTL_PORT_SAS; 387229997Sken else 388268677Smav port->port_type = CTL_PORT_SCSI; 389229997Sken 390229997Sken /* XXX KDM what should the real number be here? */ 391268677Smav port->num_requested_ctl_io = 4096; 392273317Smav snprintf(softc->port_name, sizeof(softc->port_name), 393229997Sken "%s%d", cpi->dev_name, cpi->unit_number); 394229997Sken /* 395229997Sken * XXX KDM it would be nice to allocate storage in the 396229997Sken * frontend structure itself. 397229997Sken */ 398273317Smav port->port_name = softc->port_name; 399273319Smav port->physical_port = cpi->bus_id; 400273319Smav port->virtual_port = 0; 401268677Smav port->port_online = ctlfe_online; 402268677Smav port->port_offline = ctlfe_offline; 403273317Smav port->onoff_arg = softc; 404268677Smav port->lun_enable = ctlfe_lun_enable; 405268677Smav port->lun_disable = ctlfe_lun_disable; 406273317Smav port->targ_lun_arg = softc; 407275880Smav port->fe_datamove = ctlfe_datamove; 408275880Smav port->fe_done = ctlfe_done; 409229997Sken /* 410229997Sken * XXX KDM the path inquiry doesn't give us the maximum 411229997Sken * number of targets supported. 412229997Sken */ 413268677Smav port->max_targets = cpi->max_target; 414268677Smav port->max_target_id = cpi->max_target; 415288732Smav port->targ_port = -1; 416229997Sken 417229997Sken /* 418229997Sken * XXX KDM need to figure out whether we're the master or 419229997Sken * slave. 420229997Sken */ 421230033Sken#ifdef CTLFEDEBUG 422268677Smav printf("%s: calling ctl_port_register() for %s%d\n", 423229997Sken __func__, cpi->dev_name, cpi->unit_number); 424230033Sken#endif 425275493Smav retval = ctl_port_register(port); 426229997Sken if (retval != 0) { 427268677Smav printf("%s: ctl_port_register() failed with " 428229997Sken "error %d!\n", __func__, retval); 429273317Smav mtx_destroy(&softc->lun_softc_mtx); 430273317Smav free(softc, M_CTLFE); 431229997Sken break; 432229997Sken } else { 433229997Sken mtx_lock(&ctlfe_list_mtx); 434273317Smav STAILQ_INSERT_TAIL(&ctlfe_softc_list, softc, links); 435229997Sken mtx_unlock(&ctlfe_list_mtx); 436229997Sken } 437229997Sken 438245228Sken break; 439245228Sken } 440245228Sken case AC_PATH_DEREGISTERED: { 441245228Sken 442245228Sken if (softc != NULL) { 443245228Sken /* 444245228Sken * XXX KDM are we certain at this point that there 445245228Sken * are no outstanding commands for this frontend? 446245228Sken */ 447273317Smav mtx_lock(&ctlfe_list_mtx); 448273317Smav STAILQ_REMOVE(&ctlfe_softc_list, softc, ctlfe_softc, 449273317Smav links); 450273317Smav mtx_unlock(&ctlfe_list_mtx); 451268677Smav ctl_port_deregister(&softc->port); 452260387Sscottl mtx_destroy(&softc->lun_softc_mtx); 453245228Sken free(softc, M_CTLFE); 454229997Sken } 455229997Sken break; 456229997Sken } 457229997Sken case AC_CONTRACT: { 458229997Sken struct ac_contract *ac; 459229997Sken 460229997Sken ac = (struct ac_contract *)arg; 461229997Sken 462229997Sken switch (ac->contract_number) { 463229997Sken case AC_CONTRACT_DEV_CHG: { 464229997Sken struct ac_device_changed *dev_chg; 465273317Smav int retval; 466229997Sken 467229997Sken dev_chg = (struct ac_device_changed *)ac->contract_data; 468229997Sken 469236426Smjacob printf("%s: WWPN %#jx port 0x%06x path %u target %u %s\n", 470229997Sken __func__, dev_chg->wwpn, dev_chg->port, 471229997Sken xpt_path_path_id(path), dev_chg->target, 472229997Sken (dev_chg->arrived == 0) ? "left" : "arrived"); 473229997Sken 474273317Smav if (softc == NULL) { 475229997Sken printf("%s: CTL port for CAM path %u not " 476229997Sken "found!\n", __func__, 477229997Sken xpt_path_path_id(path)); 478229997Sken break; 479229997Sken } 480229997Sken if (dev_chg->arrived != 0) { 481268692Smav retval = ctl_add_initiator(&softc->port, 482268692Smav dev_chg->target, dev_chg->wwpn, NULL); 483229997Sken } else { 484268692Smav retval = ctl_remove_initiator(&softc->port, 485268692Smav dev_chg->target); 486229997Sken } 487229997Sken 488268692Smav if (retval < 0) { 489229997Sken printf("%s: could not %s port %d iid %u " 490229997Sken "WWPN %#jx!\n", __func__, 491229997Sken (dev_chg->arrived != 0) ? "add" : 492268677Smav "remove", softc->port.targ_port, 493229997Sken dev_chg->target, 494229997Sken (uintmax_t)dev_chg->wwpn); 495229997Sken } 496229997Sken break; 497229997Sken } 498229997Sken default: 499229997Sken printf("%s: unsupported contract number %ju\n", 500229997Sken __func__, (uintmax_t)ac->contract_number); 501229997Sken break; 502229997Sken } 503229997Sken break; 504229997Sken } 505229997Sken default: 506229997Sken break; 507229997Sken } 508229997Sken} 509229997Sken 510229997Skenstatic cam_status 511229997Skenctlferegister(struct cam_periph *periph, void *arg) 512229997Sken{ 513229997Sken struct ctlfe_softc *bus_softc; 514229997Sken struct ctlfe_lun_softc *softc; 515229997Sken union ccb en_lun_ccb; 516229997Sken cam_status status; 517229997Sken int i; 518229997Sken 519229997Sken softc = (struct ctlfe_lun_softc *)arg; 520229997Sken bus_softc = softc->parent_softc; 521229997Sken 522229997Sken TAILQ_INIT(&softc->work_queue); 523229997Sken softc->periph = periph; 524229997Sken periph->softc = softc; 525229997Sken 526242174Smav xpt_setup_ccb(&en_lun_ccb.ccb_h, periph->path, CAM_PRIORITY_NONE); 527229997Sken en_lun_ccb.ccb_h.func_code = XPT_EN_LUN; 528229997Sken en_lun_ccb.cel.grp6_len = 0; 529229997Sken en_lun_ccb.cel.grp7_len = 0; 530229997Sken en_lun_ccb.cel.enable = 1; 531229997Sken xpt_action(&en_lun_ccb); 532229997Sken status = (en_lun_ccb.ccb_h.status & CAM_STATUS_MASK); 533229997Sken if (status != CAM_REQ_CMP) { 534229997Sken xpt_print(periph->path, "%s: Enable LUN failed, status 0x%x\n", 535229997Sken __func__, en_lun_ccb.ccb_h.status); 536229997Sken return (status); 537229997Sken } 538229997Sken 539229997Sken status = CAM_REQ_CMP; 540229997Sken 541229997Sken for (i = 0; i < CTLFE_ATIO_PER_LUN; i++) { 542229997Sken union ccb *new_ccb; 543275878Smav union ctl_io *new_io; 544288723Smav struct ctlfe_cmd_info *cmd_info; 545229997Sken 546229997Sken new_ccb = (union ccb *)malloc(sizeof(*new_ccb), M_CTLFE, 547236426Smjacob M_ZERO|M_NOWAIT); 548229997Sken if (new_ccb == NULL) { 549229997Sken status = CAM_RESRC_UNAVAIL; 550229997Sken break; 551229997Sken } 552275878Smav new_io = ctl_alloc_io_nowait(bus_softc->port.ctl_pool_ref); 553275878Smav if (new_io == NULL) { 554275878Smav free(new_ccb, M_CTLFE); 555275878Smav status = CAM_RESRC_UNAVAIL; 556275878Smav break; 557275878Smav } 558288723Smav cmd_info = malloc(sizeof(*cmd_info), M_CTLFE, 559288723Smav M_ZERO | M_NOWAIT); 560288723Smav if (cmd_info == NULL) { 561288723Smav ctl_free_io(new_io); 562288723Smav free(new_ccb, M_CTLFE); 563288723Smav status = CAM_RESRC_UNAVAIL; 564288723Smav break; 565288723Smav } 566312585Smav PRIV_INFO(new_io) = cmd_info; 567284793Smav softc->atios_alloced++; 568275878Smav new_ccb->ccb_h.io_ptr = new_io; 569275878Smav 570229997Sken xpt_setup_ccb(&new_ccb->ccb_h, periph->path, /*priority*/ 1); 571229997Sken new_ccb->ccb_h.func_code = XPT_ACCEPT_TARGET_IO; 572229997Sken new_ccb->ccb_h.cbfcnp = ctlfedone; 573260387Sscottl new_ccb->ccb_h.flags |= CAM_UNLOCKED; 574229997Sken xpt_action(new_ccb); 575229997Sken status = new_ccb->ccb_h.status; 576229997Sken if ((status & CAM_STATUS_MASK) != CAM_REQ_INPROG) { 577288723Smav free(cmd_info, M_CTLFE); 578275878Smav ctl_free_io(new_io); 579229997Sken free(new_ccb, M_CTLFE); 580229997Sken break; 581229997Sken } 582229997Sken } 583229997Sken 584229997Sken status = cam_periph_acquire(periph); 585229997Sken if ((status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 586229997Sken xpt_print(periph->path, "%s: could not acquire reference " 587229997Sken "count, status = %#x\n", __func__, status); 588229997Sken return (status); 589229997Sken } 590229997Sken 591229997Sken if (i == 0) { 592229997Sken xpt_print(periph->path, "%s: could not allocate ATIO CCBs, " 593229997Sken "status 0x%x\n", __func__, status); 594229997Sken return (CAM_REQ_CMP_ERR); 595229997Sken } 596229997Sken 597229997Sken for (i = 0; i < CTLFE_IN_PER_LUN; i++) { 598229997Sken union ccb *new_ccb; 599275878Smav union ctl_io *new_io; 600229997Sken 601229997Sken new_ccb = (union ccb *)malloc(sizeof(*new_ccb), M_CTLFE, 602236426Smjacob M_ZERO|M_NOWAIT); 603229997Sken if (new_ccb == NULL) { 604229997Sken status = CAM_RESRC_UNAVAIL; 605229997Sken break; 606229997Sken } 607275878Smav new_io = ctl_alloc_io_nowait(bus_softc->port.ctl_pool_ref); 608275878Smav if (new_io == NULL) { 609275878Smav free(new_ccb, M_CTLFE); 610275878Smav status = CAM_RESRC_UNAVAIL; 611275878Smav break; 612275878Smav } 613284793Smav softc->inots_alloced++; 614275878Smav new_ccb->ccb_h.io_ptr = new_io; 615229997Sken 616229997Sken xpt_setup_ccb(&new_ccb->ccb_h, periph->path, /*priority*/ 1); 617229997Sken new_ccb->ccb_h.func_code = XPT_IMMEDIATE_NOTIFY; 618229997Sken new_ccb->ccb_h.cbfcnp = ctlfedone; 619260387Sscottl new_ccb->ccb_h.flags |= CAM_UNLOCKED; 620229997Sken xpt_action(new_ccb); 621229997Sken status = new_ccb->ccb_h.status; 622237601Sken if ((status & CAM_STATUS_MASK) != CAM_REQ_INPROG) { 623237601Sken /* 624237601Sken * Note that we don't free the CCB here. If the 625237601Sken * status is not CAM_REQ_INPROG, then we're 626237601Sken * probably talking to a SIM that says it is 627237601Sken * target-capable but doesn't support the 628237601Sken * XPT_IMMEDIATE_NOTIFY CCB. i.e. it supports the 629237601Sken * older API. In that case, it'll call xpt_done() 630237601Sken * on the CCB, and we need to free it in our done 631237601Sken * routine as a result. 632237601Sken */ 633229997Sken break; 634229997Sken } 635229997Sken } 636237601Sken if ((i == 0) 637237601Sken || (status != CAM_REQ_INPROG)) { 638229997Sken xpt_print(periph->path, "%s: could not allocate immediate " 639229997Sken "notify CCBs, status 0x%x\n", __func__, status); 640229997Sken return (CAM_REQ_CMP_ERR); 641229997Sken } 642275882Smav mtx_lock(&bus_softc->lun_softc_mtx); 643275882Smav STAILQ_INSERT_TAIL(&bus_softc->lun_softc_list, softc, links); 644275882Smav mtx_unlock(&bus_softc->lun_softc_mtx); 645229997Sken return (CAM_REQ_CMP); 646229997Sken} 647229997Sken 648229997Skenstatic void 649229997Skenctlfeoninvalidate(struct cam_periph *periph) 650229997Sken{ 651229997Sken union ccb en_lun_ccb; 652229997Sken cam_status status; 653260387Sscottl struct ctlfe_softc *bus_softc; 654229997Sken struct ctlfe_lun_softc *softc; 655229997Sken 656229997Sken softc = (struct ctlfe_lun_softc *)periph->softc; 657229997Sken 658242174Smav xpt_setup_ccb(&en_lun_ccb.ccb_h, periph->path, CAM_PRIORITY_NONE); 659229997Sken en_lun_ccb.ccb_h.func_code = XPT_EN_LUN; 660229997Sken en_lun_ccb.cel.grp6_len = 0; 661229997Sken en_lun_ccb.cel.grp7_len = 0; 662229997Sken en_lun_ccb.cel.enable = 0; 663229997Sken xpt_action(&en_lun_ccb); 664229997Sken status = (en_lun_ccb.ccb_h.status & CAM_STATUS_MASK); 665229997Sken if (status != CAM_REQ_CMP) { 666229997Sken xpt_print(periph->path, "%s: Disable LUN failed, status 0x%x\n", 667229997Sken __func__, en_lun_ccb.ccb_h.status); 668229997Sken /* 669229997Sken * XXX KDM what do we do now? 670229997Sken */ 671229997Sken } 672260387Sscottl 673260387Sscottl bus_softc = softc->parent_softc; 674260387Sscottl mtx_lock(&bus_softc->lun_softc_mtx); 675260387Sscottl STAILQ_REMOVE(&bus_softc->lun_softc_list, softc, ctlfe_lun_softc, links); 676260387Sscottl mtx_unlock(&bus_softc->lun_softc_mtx); 677229997Sken} 678229997Sken 679229997Skenstatic void 680229997Skenctlfecleanup(struct cam_periph *periph) 681229997Sken{ 682229997Sken struct ctlfe_lun_softc *softc; 683229997Sken 684229997Sken softc = (struct ctlfe_lun_softc *)periph->softc; 685229997Sken 686284793Smav KASSERT(softc->ccbs_freed == softc->ccbs_alloced, ("%s: " 687284793Smav "ccbs_freed %ju != ccbs_alloced %ju", __func__, 688284793Smav softc->ccbs_freed, softc->ccbs_alloced)); 689284793Smav KASSERT(softc->ctios_returned == softc->ctios_sent, ("%s: " 690284793Smav "ctios_returned %ju != ctios_sent %ju", __func__, 691284793Smav softc->ctios_returned, softc->ctios_sent)); 692284793Smav KASSERT(softc->atios_freed == softc->atios_alloced, ("%s: " 693284793Smav "atios_freed %ju != atios_alloced %ju", __func__, 694284793Smav softc->atios_freed, softc->atios_alloced)); 695284793Smav KASSERT(softc->inots_freed == softc->inots_alloced, ("%s: " 696284793Smav "inots_freed %ju != inots_alloced %ju", __func__, 697284793Smav softc->inots_freed, softc->inots_alloced)); 698245228Sken 699229997Sken free(softc, M_CTLFE); 700229997Sken} 701229997Sken 702229997Skenstatic void 703265641Smavctlfedata(struct ctlfe_lun_softc *softc, union ctl_io *io, 704265641Smav ccb_flags *flags, uint8_t **data_ptr, uint32_t *dxfer_len, 705265641Smav u_int16_t *sglist_cnt) 706265641Smav{ 707265641Smav struct ctlfe_softc *bus_softc; 708288723Smav struct ctlfe_cmd_info *cmd_info; 709265641Smav struct ctl_sg_entry *ctl_sglist; 710265641Smav bus_dma_segment_t *cam_sglist; 711265641Smav size_t off; 712265641Smav int i, idx; 713265641Smav 714312585Smav cmd_info = PRIV_INFO(io); 715265641Smav bus_softc = softc->parent_softc; 716265641Smav 717265641Smav /* 718265641Smav * Set the direction, relative to the initiator. 719265641Smav */ 720265641Smav *flags &= ~CAM_DIR_MASK; 721265641Smav if ((io->io_hdr.flags & CTL_FLAG_DATA_MASK) == CTL_FLAG_DATA_IN) 722265641Smav *flags |= CAM_DIR_IN; 723265641Smav else 724265641Smav *flags |= CAM_DIR_OUT; 725265641Smav 726265641Smav *flags &= ~CAM_DATA_MASK; 727265641Smav idx = cmd_info->cur_transfer_index; 728265641Smav off = cmd_info->cur_transfer_off; 729265641Smav cmd_info->flags &= ~CTLFE_CMD_PIECEWISE; 730313365Smav if (io->scsiio.kern_sg_entries == 0) { /* No S/G list. */ 731313365Smav 732313365Smav /* One time shift for SRR offset. */ 733313365Smav off += io->scsiio.ext_data_filled; 734313365Smav io->scsiio.ext_data_filled = 0; 735313365Smav 736265641Smav *data_ptr = io->scsiio.kern_data_ptr + off; 737265641Smav if (io->scsiio.kern_data_len - off <= bus_softc->maxio) { 738265641Smav *dxfer_len = io->scsiio.kern_data_len - off; 739265641Smav } else { 740265641Smav *dxfer_len = bus_softc->maxio; 741313365Smav cmd_info->cur_transfer_off += bus_softc->maxio; 742265641Smav cmd_info->flags |= CTLFE_CMD_PIECEWISE; 743265641Smav } 744265641Smav *sglist_cnt = 0; 745265641Smav 746265641Smav if (io->io_hdr.flags & CTL_FLAG_BUS_ADDR) 747265641Smav *flags |= CAM_DATA_PADDR; 748265641Smav else 749265641Smav *flags |= CAM_DATA_VADDR; 750313365Smav } else { /* S/G list with physical or virtual pointers. */ 751265641Smav ctl_sglist = (struct ctl_sg_entry *)io->scsiio.kern_data_ptr; 752313365Smav 753313365Smav /* One time shift for SRR offset. */ 754313365Smav while (io->scsiio.ext_data_filled >= ctl_sglist[idx].len - off) { 755313365Smav io->scsiio.ext_data_filled -= ctl_sglist[idx].len - off; 756313365Smav idx++; 757313365Smav off = 0; 758313365Smav } 759313365Smav off += io->scsiio.ext_data_filled; 760313365Smav io->scsiio.ext_data_filled = 0; 761313365Smav 762265641Smav cam_sglist = cmd_info->cam_sglist; 763265641Smav *dxfer_len = 0; 764265641Smav for (i = 0; i < io->scsiio.kern_sg_entries - idx; i++) { 765265641Smav cam_sglist[i].ds_addr = (bus_addr_t)ctl_sglist[i + idx].addr + off; 766265641Smav if (ctl_sglist[i + idx].len - off <= bus_softc->maxio - *dxfer_len) { 767265641Smav cam_sglist[i].ds_len = ctl_sglist[idx + i].len - off; 768265641Smav *dxfer_len += cam_sglist[i].ds_len; 769265641Smav } else { 770265641Smav cam_sglist[i].ds_len = bus_softc->maxio - *dxfer_len; 771265641Smav cmd_info->cur_transfer_index = idx + i; 772265641Smav cmd_info->cur_transfer_off = cam_sglist[i].ds_len + off; 773265641Smav cmd_info->flags |= CTLFE_CMD_PIECEWISE; 774265641Smav *dxfer_len += cam_sglist[i].ds_len; 775265641Smav if (ctl_sglist[i].len != 0) 776265641Smav i++; 777265641Smav break; 778265641Smav } 779265641Smav if (i == (CTLFE_MAX_SEGS - 1) && 780265641Smav idx + i < (io->scsiio.kern_sg_entries - 1)) { 781265641Smav cmd_info->cur_transfer_index = idx + i + 1; 782265641Smav cmd_info->cur_transfer_off = 0; 783265641Smav cmd_info->flags |= CTLFE_CMD_PIECEWISE; 784265641Smav i++; 785265641Smav break; 786265641Smav } 787265641Smav off = 0; 788265641Smav } 789265641Smav *sglist_cnt = i; 790265641Smav if (io->io_hdr.flags & CTL_FLAG_BUS_ADDR) 791265641Smav *flags |= CAM_DATA_SG_PADDR; 792265641Smav else 793265641Smav *flags |= CAM_DATA_SG; 794265641Smav *data_ptr = (uint8_t *)cam_sglist; 795265641Smav } 796265641Smav} 797265641Smav 798265641Smavstatic void 799229997Skenctlfestart(struct cam_periph *periph, union ccb *start_ccb) 800229997Sken{ 801229997Sken struct ctlfe_lun_softc *softc; 802288723Smav struct ctlfe_cmd_info *cmd_info; 803229997Sken struct ccb_hdr *ccb_h; 804275880Smav struct ccb_accept_tio *atio; 805275880Smav struct ccb_scsiio *csio; 806275880Smav uint8_t *data_ptr; 807275880Smav uint32_t dxfer_len; 808275880Smav ccb_flags flags; 809275880Smav union ctl_io *io; 810275880Smav uint8_t scsi_status; 811229997Sken 812229997Sken softc = (struct ctlfe_lun_softc *)periph->softc; 813229997Sken softc->ccbs_alloced++; 814229997Sken 815314739Smavnext: 816229997Sken ccb_h = TAILQ_FIRST(&softc->work_queue); 817260387Sscottl if (ccb_h == NULL) { 818229997Sken softc->ccbs_freed++; 819229997Sken xpt_release_ccb(start_ccb); 820275880Smav return; 821275880Smav } 822229997Sken 823275880Smav /* Take the ATIO off the work queue */ 824275880Smav TAILQ_REMOVE(&softc->work_queue, ccb_h, periph_links.tqe); 825275880Smav atio = (struct ccb_accept_tio *)ccb_h; 826275880Smav io = (union ctl_io *)ccb_h->io_ptr; 827275880Smav csio = &start_ccb->csio; 828229997Sken 829275880Smav flags = atio->ccb_h.flags & 830275880Smav (CAM_DIS_DISCONNECT|CAM_TAG_ACTION_VALID|CAM_DIR_MASK); 831312585Smav cmd_info = PRIV_INFO(io); 832275881Smav cmd_info->cur_transfer_index = 0; 833275881Smav cmd_info->cur_transfer_off = 0; 834275881Smav cmd_info->flags = 0; 835229997Sken 836275880Smav if (io->io_hdr.flags & CTL_FLAG_DMA_QUEUED) { 837275880Smav /* 838275880Smav * Datamove call, we need to setup the S/G list. 839275880Smav */ 840275880Smav ctlfedata(softc, io, &flags, &data_ptr, &dxfer_len, 841275880Smav &csio->sglist_cnt); 842275880Smav } else { 843275880Smav /* 844275880Smav * We're done, send status back. 845275880Smav */ 846275880Smav if ((io->io_hdr.flags & CTL_FLAG_ABORT) && 847275880Smav (io->io_hdr.flags & CTL_FLAG_ABORT_STATUS) == 0) { 848275880Smav io->io_hdr.flags &= ~CTL_FLAG_STATUS_QUEUED; 849275880Smav 850314737Smav /* Tell the SIM that we've aborted this ATIO */ 851314737Smav#ifdef CTLFEDEBUG 852314737Smav printf("%s: tag %04x abort\n", __func__, atio->tag_id); 853314737Smav#endif 854314737Smav KASSERT(atio->ccb_h.func_code == XPT_ACCEPT_TARGET_IO, 855314737Smav ("func_code %#x is not ATIO", atio->ccb_h.func_code)); 856275880Smav start_ccb->ccb_h.func_code = XPT_ABORT; 857275880Smav start_ccb->cab.abort_ccb = (union ccb *)atio; 858275880Smav xpt_action(start_ccb); 859229997Sken 860314739Smav ctlfe_requeue_ccb(periph, (union ccb *)atio, 861314739Smav /* unlock */0); 862229997Sken 863314739Smav /* XPT_ABORT is not queued, so we can take next I/O. */ 864314739Smav goto next; 865275880Smav } 866275881Smav data_ptr = NULL; 867275881Smav dxfer_len = 0; 868275881Smav csio->sglist_cnt = 0; 869275881Smav } 870313365Smav scsi_status = 0; 871275881Smav if ((io->io_hdr.flags & CTL_FLAG_STATUS_QUEUED) && 872275881Smav (cmd_info->flags & CTLFE_CMD_PIECEWISE) == 0 && 873275881Smav ((io->io_hdr.flags & CTL_FLAG_DMA_QUEUED) == 0 || 874275881Smav io->io_hdr.status == CTL_SUCCESS)) { 875275880Smav flags |= CAM_SEND_STATUS; 876275880Smav scsi_status = io->scsiio.scsi_status; 877275880Smav csio->sense_len = io->scsiio.sense_len; 878275880Smav#ifdef CTLFEDEBUG 879275880Smav printf("%s: tag %04x status %x\n", __func__, 880275880Smav atio->tag_id, io->io_hdr.status); 881275880Smav#endif 882275880Smav if (csio->sense_len != 0) { 883275880Smav csio->sense_data = io->scsiio.sense_data; 884275880Smav flags |= CAM_SEND_SENSE; 885229997Sken } 886275880Smav } 887229997Sken 888229997Sken#ifdef CTLFEDEBUG 889275880Smav printf("%s: %s: tag %04x flags %x ptr %p len %u\n", __func__, 890275880Smav (flags & CAM_SEND_STATUS) ? "done" : "datamove", 891275880Smav atio->tag_id, flags, data_ptr, dxfer_len); 892229997Sken#endif 893229997Sken 894275880Smav /* 895275880Smav * Valid combinations: 896275880Smav * - CAM_SEND_STATUS, CAM_DATA_SG = 0, dxfer_len = 0, 897275880Smav * sglist_cnt = 0 898275880Smav * - CAM_SEND_STATUS = 0, CAM_DATA_SG = 0, dxfer_len != 0, 899275880Smav * sglist_cnt = 0 900275880Smav * - CAM_SEND_STATUS = 0, CAM_DATA_SG, dxfer_len != 0, 901275880Smav * sglist_cnt != 0 902275880Smav */ 903229997Sken#ifdef CTLFEDEBUG 904275880Smav if (((flags & CAM_SEND_STATUS) 905275880Smav && (((flags & CAM_DATA_SG) != 0) 906275880Smav || (dxfer_len != 0) 907275880Smav || (csio->sglist_cnt != 0))) 908275880Smav || (((flags & CAM_SEND_STATUS) == 0) 909275880Smav && (dxfer_len == 0)) 910275880Smav || ((flags & CAM_DATA_SG) 911275880Smav && (csio->sglist_cnt == 0)) 912275880Smav || (((flags & CAM_DATA_SG) == 0) 913275880Smav && (csio->sglist_cnt != 0))) { 914275880Smav printf("%s: tag %04x cdb %02x flags %#x dxfer_len " 915275880Smav "%d sg %u\n", __func__, atio->tag_id, 916312845Smav atio_cdb_ptr(atio)[0], flags, dxfer_len, 917275880Smav csio->sglist_cnt); 918275880Smav printf("%s: tag %04x io status %#x\n", __func__, 919275880Smav atio->tag_id, io->io_hdr.status); 920275880Smav } 921229997Sken#endif 922275880Smav cam_fill_ctio(csio, 923275880Smav /*retries*/ 2, 924275880Smav ctlfedone, 925275880Smav flags, 926275880Smav (flags & CAM_TAG_ACTION_VALID) ? MSG_SIMPLE_Q_TAG : 0, 927275880Smav atio->tag_id, 928275880Smav atio->init_id, 929275880Smav scsi_status, 930275880Smav /*data_ptr*/ data_ptr, 931275880Smav /*dxfer_len*/ dxfer_len, 932275880Smav /*timeout*/ 5 * 1000); 933275880Smav start_ccb->ccb_h.flags |= CAM_UNLOCKED; 934275880Smav start_ccb->ccb_h.ccb_atio = atio; 935275880Smav if (io->io_hdr.flags & CTL_FLAG_DMA_QUEUED) 936275880Smav io->io_hdr.flags |= CTL_FLAG_DMA_INPROG; 937275880Smav io->io_hdr.flags &= ~(CTL_FLAG_DMA_QUEUED | CTL_FLAG_STATUS_QUEUED); 938229997Sken 939275880Smav softc->ctios_sent++; 940229997Sken 941275880Smav cam_periph_unlock(periph); 942275880Smav xpt_action(start_ccb); 943275880Smav cam_periph_lock(periph); 944229997Sken 945229997Sken /* 946275880Smav * If we still have work to do, ask for another CCB. 947229997Sken */ 948275880Smav if (!TAILQ_EMPTY(&softc->work_queue)) 949229997Sken xpt_schedule(periph, /*priority*/ 1); 950229997Sken} 951229997Sken 952229997Skenstatic void 953229997Skenctlfe_free_ccb(struct cam_periph *periph, union ccb *ccb) 954229997Sken{ 955229997Sken struct ctlfe_lun_softc *softc; 956288723Smav union ctl_io *io; 957288723Smav struct ctlfe_cmd_info *cmd_info; 958229997Sken 959229997Sken softc = (struct ctlfe_lun_softc *)periph->softc; 960288723Smav io = ccb->ccb_h.io_ptr; 961229997Sken 962229997Sken switch (ccb->ccb_h.func_code) { 963229997Sken case XPT_ACCEPT_TARGET_IO: 964284793Smav softc->atios_freed++; 965312585Smav cmd_info = PRIV_INFO(io); 966288723Smav free(cmd_info, M_CTLFE); 967229997Sken break; 968229997Sken case XPT_IMMEDIATE_NOTIFY: 969229997Sken case XPT_NOTIFY_ACKNOWLEDGE: 970284793Smav softc->inots_freed++; 971229997Sken break; 972229997Sken default: 973229997Sken break; 974229997Sken } 975229997Sken 976288723Smav ctl_free_io(io); 977229997Sken free(ccb, M_CTLFE); 978229997Sken 979284793Smav KASSERT(softc->atios_freed <= softc->atios_alloced, ("%s: " 980284793Smav "atios_freed %ju > atios_alloced %ju", __func__, 981284793Smav softc->atios_freed, softc->atios_alloced)); 982284793Smav KASSERT(softc->inots_freed <= softc->inots_alloced, ("%s: " 983284793Smav "inots_freed %ju > inots_alloced %ju", __func__, 984284793Smav softc->inots_freed, softc->inots_alloced)); 985229997Sken 986229997Sken /* 987229997Sken * If we have received all of our CCBs, we can release our 988229997Sken * reference on the peripheral driver. It will probably go away 989229997Sken * now. 990229997Sken */ 991284793Smav if ((softc->atios_freed == softc->atios_alloced) 992284793Smav && (softc->inots_freed == softc->inots_alloced)) { 993229997Sken cam_periph_release_locked(periph); 994229997Sken } 995229997Sken} 996229997Sken 997314739Smav/* 998314739Smav * Send the ATIO/INOT back to the SIM, or free it if periph was invalidated. 999314739Smav */ 1000314739Smavstatic void 1001314739Smavctlfe_requeue_ccb(struct cam_periph *periph, union ccb *ccb, int unlock) 1002314739Smav{ 1003314739Smav struct ctlfe_lun_softc *softc; 1004314739Smav 1005314739Smav if (periph->flags & CAM_PERIPH_INVALID) { 1006314739Smav ctlfe_free_ccb(periph, ccb); 1007314739Smav if (unlock) 1008314739Smav cam_periph_unlock(periph); 1009314739Smav return; 1010314739Smav } 1011314739Smav if (unlock) 1012314739Smav cam_periph_unlock(periph); 1013314739Smav 1014314739Smav /* 1015314739Smav * For a wildcard attachment, commands can come in with a specific 1016314739Smav * target/lun. Reset the target and LUN fields back to the wildcard 1017314739Smav * values before we send them back down to the SIM. 1018314739Smav */ 1019314739Smav softc = (struct ctlfe_lun_softc *)periph->softc; 1020314739Smav if (softc->flags & CTLFE_LUN_WILDCARD) { 1021314739Smav ccb->ccb_h.target_id = CAM_TARGET_WILDCARD; 1022314739Smav ccb->ccb_h.target_lun = CAM_LUN_WILDCARD; 1023314739Smav } 1024314739Smav 1025314739Smav xpt_action(ccb); 1026314739Smav} 1027314739Smav 1028238870Smjacobstatic int 1029238870Smjacobctlfe_adjust_cdb(struct ccb_accept_tio *atio, uint32_t offset) 1030238870Smjacob{ 1031238870Smjacob uint64_t lba; 1032238870Smjacob uint32_t num_blocks, nbc; 1033312845Smav uint8_t *cmdbyt = atio_cdb_ptr(atio); 1034238870Smjacob 1035238870Smjacob nbc = offset >> 9; /* ASSUMING 512 BYTE BLOCKS */ 1036238870Smjacob 1037238870Smjacob switch (cmdbyt[0]) { 1038238870Smjacob case READ_6: 1039238870Smjacob case WRITE_6: 1040238870Smjacob { 1041238870Smjacob struct scsi_rw_6 *cdb = (struct scsi_rw_6 *)cmdbyt; 1042238870Smjacob lba = scsi_3btoul(cdb->addr); 1043238870Smjacob lba &= 0x1fffff; 1044238870Smjacob num_blocks = cdb->length; 1045238870Smjacob if (num_blocks == 0) 1046238870Smjacob num_blocks = 256; 1047238870Smjacob lba += nbc; 1048238870Smjacob num_blocks -= nbc; 1049238870Smjacob scsi_ulto3b(lba, cdb->addr); 1050238870Smjacob cdb->length = num_blocks; 1051238870Smjacob break; 1052238870Smjacob } 1053238870Smjacob case READ_10: 1054238870Smjacob case WRITE_10: 1055238870Smjacob { 1056238870Smjacob struct scsi_rw_10 *cdb = (struct scsi_rw_10 *)cmdbyt; 1057238870Smjacob lba = scsi_4btoul(cdb->addr); 1058238870Smjacob num_blocks = scsi_2btoul(cdb->length); 1059238870Smjacob lba += nbc; 1060238870Smjacob num_blocks -= nbc; 1061238870Smjacob scsi_ulto4b(lba, cdb->addr); 1062238870Smjacob scsi_ulto2b(num_blocks, cdb->length); 1063238870Smjacob break; 1064238870Smjacob } 1065238870Smjacob case READ_12: 1066238870Smjacob case WRITE_12: 1067238870Smjacob { 1068238870Smjacob struct scsi_rw_12 *cdb = (struct scsi_rw_12 *)cmdbyt; 1069238870Smjacob lba = scsi_4btoul(cdb->addr); 1070238870Smjacob num_blocks = scsi_4btoul(cdb->length); 1071238870Smjacob lba += nbc; 1072238870Smjacob num_blocks -= nbc; 1073238870Smjacob scsi_ulto4b(lba, cdb->addr); 1074238870Smjacob scsi_ulto4b(num_blocks, cdb->length); 1075238870Smjacob break; 1076238870Smjacob } 1077238870Smjacob case READ_16: 1078238870Smjacob case WRITE_16: 1079238870Smjacob { 1080238870Smjacob struct scsi_rw_16 *cdb = (struct scsi_rw_16 *)cmdbyt; 1081238870Smjacob lba = scsi_8btou64(cdb->addr); 1082238870Smjacob num_blocks = scsi_4btoul(cdb->length); 1083238870Smjacob lba += nbc; 1084238870Smjacob num_blocks -= nbc; 1085238870Smjacob scsi_u64to8b(lba, cdb->addr); 1086238870Smjacob scsi_ulto4b(num_blocks, cdb->length); 1087238870Smjacob break; 1088238870Smjacob } 1089238870Smjacob default: 1090238870Smjacob return -1; 1091238870Smjacob } 1092238870Smjacob return (0); 1093238870Smjacob} 1094238870Smjacob 1095229997Skenstatic void 1096229997Skenctlfedone(struct cam_periph *periph, union ccb *done_ccb) 1097229997Sken{ 1098229997Sken struct ctlfe_lun_softc *softc; 1099229997Sken struct ctlfe_softc *bus_softc; 1100288723Smav struct ctlfe_cmd_info *cmd_info; 1101238870Smjacob struct ccb_accept_tio *atio = NULL; 1102238870Smjacob union ctl_io *io = NULL; 1103260387Sscottl struct mtx *mtx; 1104314727Smav cam_status status; 1105229997Sken 1106260387Sscottl KASSERT((done_ccb->ccb_h.flags & CAM_UNLOCKED) != 0, 1107260387Sscottl ("CCB in ctlfedone() without CAM_UNLOCKED flag")); 1108229997Sken#ifdef CTLFE_DEBUG 1109275878Smav printf("%s: entered, func_code = %#x\n", __func__, 1110275878Smav done_ccb->ccb_h.func_code); 1111229997Sken#endif 1112229997Sken 1113284794Smav /* 1114284794Smav * At this point CTL has no known use case for device queue freezes. 1115284794Smav * In case some SIM think different -- drop its freeze right here. 1116284794Smav */ 1117284794Smav if ((done_ccb->ccb_h.status & CAM_DEV_QFRZN) != 0) { 1118284794Smav cam_release_devq(periph->path, 1119284794Smav /*relsim_flags*/0, 1120284794Smav /*reduction*/0, 1121284794Smav /*timeout*/0, 1122284794Smav /*getcount_only*/0); 1123284794Smav done_ccb->ccb_h.status &= ~CAM_DEV_QFRZN; 1124284794Smav } 1125284794Smav 1126229997Sken softc = (struct ctlfe_lun_softc *)periph->softc; 1127229997Sken bus_softc = softc->parent_softc; 1128260387Sscottl mtx = cam_periph_mtx(periph); 1129260387Sscottl mtx_lock(mtx); 1130229997Sken 1131229997Sken switch (done_ccb->ccb_h.func_code) { 1132229997Sken case XPT_ACCEPT_TARGET_IO: { 1133229997Sken 1134229997Sken atio = &done_ccb->atio; 1135314727Smav status = atio->ccb_h.status & CAM_STATUS_MASK; 1136314727Smav if (status != CAM_CDB_RECVD) { 1137314727Smav ctlfe_free_ccb(periph, done_ccb); 1138314727Smav goto out; 1139314727Smav } 1140229997Sken 1141238870Smjacob resubmit: 1142229997Sken /* 1143229997Sken * Allocate a ctl_io, pass it to CTL, and wait for the 1144229997Sken * datamove or done. 1145229997Sken */ 1146260387Sscottl mtx_unlock(mtx); 1147275878Smav io = done_ccb->ccb_h.io_ptr; 1148312585Smav cmd_info = PRIV_INFO(io); 1149229997Sken ctl_zero_io(io); 1150229997Sken 1151229997Sken /* Save pointers on both sides */ 1152312585Smav PRIV_CCB(io) = done_ccb; 1153312585Smav PRIV_INFO(io) = cmd_info; 1154229997Sken done_ccb->ccb_h.io_ptr = io; 1155229997Sken 1156229997Sken /* 1157229997Sken * Only SCSI I/O comes down this path, resets, etc. come 1158229997Sken * down the immediate notify path below. 1159229997Sken */ 1160229997Sken io->io_hdr.io_type = CTL_IO_SCSI; 1161288731Smav io->io_hdr.nexus.initid = atio->init_id; 1162268677Smav io->io_hdr.nexus.targ_port = bus_softc->port.targ_port; 1163290776Smav if (bus_softc->hba_misc & PIM_EXTLUNS) { 1164290776Smav io->io_hdr.nexus.targ_lun = ctl_decode_lun( 1165290776Smav CAM_EXTLUN_BYTE_SWIZZLE(atio->ccb_h.target_lun)); 1166290776Smav } else { 1167290776Smav io->io_hdr.nexus.targ_lun = atio->ccb_h.target_lun; 1168290776Smav } 1169229997Sken io->scsiio.tag_num = atio->tag_id; 1170229997Sken switch (atio->tag_action) { 1171229997Sken case CAM_TAG_ACTION_NONE: 1172229997Sken io->scsiio.tag_type = CTL_TAG_UNTAGGED; 1173229997Sken break; 1174229997Sken case MSG_SIMPLE_TASK: 1175229997Sken io->scsiio.tag_type = CTL_TAG_SIMPLE; 1176229997Sken break; 1177229997Sken case MSG_HEAD_OF_QUEUE_TASK: 1178229997Sken io->scsiio.tag_type = CTL_TAG_HEAD_OF_QUEUE; 1179229997Sken break; 1180229997Sken case MSG_ORDERED_TASK: 1181229997Sken io->scsiio.tag_type = CTL_TAG_ORDERED; 1182229997Sken break; 1183229997Sken case MSG_ACA_TASK: 1184229997Sken io->scsiio.tag_type = CTL_TAG_ACA; 1185229997Sken break; 1186229997Sken default: 1187229997Sken io->scsiio.tag_type = CTL_TAG_UNTAGGED; 1188229997Sken printf("%s: unhandled tag type %#x!!\n", __func__, 1189229997Sken atio->tag_action); 1190229997Sken break; 1191229997Sken } 1192229997Sken if (atio->cdb_len > sizeof(io->scsiio.cdb)) { 1193229997Sken printf("%s: WARNING: CDB len %d > ctl_io space %zd\n", 1194229997Sken __func__, atio->cdb_len, sizeof(io->scsiio.cdb)); 1195229997Sken } 1196229997Sken io->scsiio.cdb_len = min(atio->cdb_len, sizeof(io->scsiio.cdb)); 1197312845Smav bcopy(atio_cdb_ptr(atio), io->scsiio.cdb, io->scsiio.cdb_len); 1198229997Sken 1199229997Sken#ifdef CTLFEDEBUG 1200288731Smav printf("%s: %u:%u:%u: tag %04x CDB %02x\n", __func__, 1201288731Smav io->io_hdr.nexus.initid, 1202229997Sken io->io_hdr.nexus.targ_port, 1203229997Sken io->io_hdr.nexus.targ_lun, 1204229997Sken io->scsiio.tag_num, io->scsiio.cdb[0]); 1205229997Sken#endif 1206229997Sken 1207229997Sken ctl_queue(io); 1208260387Sscottl return; 1209229997Sken } 1210229997Sken case XPT_CONT_TARGET_IO: { 1211238870Smjacob int srr = 0; 1212238870Smjacob uint32_t srr_off = 0; 1213229997Sken 1214229997Sken atio = (struct ccb_accept_tio *)done_ccb->ccb_h.ccb_atio; 1215229997Sken io = (union ctl_io *)atio->ccb_h.io_ptr; 1216229997Sken 1217229997Sken softc->ctios_returned++; 1218229997Sken#ifdef CTLFEDEBUG 1219229997Sken printf("%s: got XPT_CONT_TARGET_IO tag %#x flags %#x\n", 1220229997Sken __func__, atio->tag_id, done_ccb->ccb_h.flags); 1221229997Sken#endif 1222229997Sken /* 1223238870Smjacob * Handle SRR case were the data pointer is pushed back hack 1224238870Smjacob */ 1225238870Smjacob if ((done_ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_MESSAGE_RECV 1226238870Smjacob && done_ccb->csio.msg_ptr != NULL 1227238870Smjacob && done_ccb->csio.msg_ptr[0] == MSG_EXTENDED 1228238870Smjacob && done_ccb->csio.msg_ptr[1] == 5 1229238870Smjacob && done_ccb->csio.msg_ptr[2] == 0) { 1230238870Smjacob srr = 1; 1231238870Smjacob srr_off = 1232238870Smjacob (done_ccb->csio.msg_ptr[3] << 24) 1233238870Smjacob | (done_ccb->csio.msg_ptr[4] << 16) 1234238870Smjacob | (done_ccb->csio.msg_ptr[5] << 8) 1235238870Smjacob | (done_ccb->csio.msg_ptr[6]); 1236238870Smjacob } 1237238870Smjacob 1238313365Smav /* 1239313365Smav * If we have an SRR and we're still sending data, we 1240313365Smav * should be able to adjust offsets and cycle again. 1241313365Smav * It is possible only if offset is from this datamove. 1242313365Smav */ 1243313365Smav if (srr && (io->io_hdr.flags & CTL_FLAG_DMA_INPROG) && 1244313365Smav srr_off >= io->scsiio.kern_rel_offset && 1245313365Smav srr_off < io->scsiio.kern_rel_offset + 1246313365Smav io->scsiio.kern_data_len) { 1247313365Smav io->scsiio.kern_data_resid = 1248313365Smav io->scsiio.kern_rel_offset + 1249313365Smav io->scsiio.kern_data_len - srr_off; 1250313365Smav io->scsiio.ext_data_filled = srr_off; 1251313365Smav io->scsiio.io_hdr.status = CTL_STATUS_NONE; 1252313365Smav io->io_hdr.flags |= CTL_FLAG_DMA_QUEUED; 1253313365Smav softc->ccbs_freed++; 1254313365Smav xpt_release_ccb(done_ccb); 1255313365Smav TAILQ_INSERT_HEAD(&softc->work_queue, &atio->ccb_h, 1256313365Smav periph_links.tqe); 1257313365Smav xpt_schedule(periph, /*priority*/ 1); 1258313365Smav break; 1259313365Smav } 1260313365Smav 1261313365Smav /* 1262313365Smav * If status was being sent, the back end data is now history. 1263313365Smav * Hack it up and resubmit a new command with the CDB adjusted. 1264313365Smav * If the SIM does the right thing, all of the resid math 1265313365Smav * should work. 1266313365Smav */ 1267275880Smav if (srr && (io->io_hdr.flags & CTL_FLAG_DMA_INPROG) == 0) { 1268238870Smjacob softc->ccbs_freed++; 1269238870Smjacob xpt_release_ccb(done_ccb); 1270238870Smjacob if (ctlfe_adjust_cdb(atio, srr_off) == 0) { 1271238870Smjacob done_ccb = (union ccb *)atio; 1272238870Smjacob goto resubmit; 1273238870Smjacob } 1274238870Smjacob /* 1275238870Smjacob * Fall through to doom.... 1276238870Smjacob */ 1277238870Smjacob } 1278238870Smjacob 1279277919Smav if ((done_ccb->ccb_h.flags & CAM_SEND_STATUS) && 1280277919Smav (done_ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_CMP) 1281277919Smav io->io_hdr.flags |= CTL_FLAG_STATUS_SENT; 1282277919Smav 1283238870Smjacob /* 1284229997Sken * If we were sending status back to the initiator, free up 1285229997Sken * resources. If we were doing a datamove, call the 1286229997Sken * datamove done routine. 1287229997Sken */ 1288275880Smav if ((io->io_hdr.flags & CTL_FLAG_DMA_INPROG) == 0) { 1289229997Sken softc->ccbs_freed++; 1290229997Sken xpt_release_ccb(done_ccb); 1291314739Smav ctlfe_requeue_ccb(periph, (union ccb *)atio, 1292314739Smav /* unlock */1); 1293314739Smav return; 1294229997Sken } else { 1295288723Smav struct ctlfe_cmd_info *cmd_info; 1296229997Sken struct ccb_scsiio *csio; 1297229997Sken 1298229997Sken csio = &done_ccb->csio; 1299312585Smav cmd_info = PRIV_INFO(io); 1300229997Sken 1301229997Sken io->io_hdr.flags &= ~CTL_FLAG_DMA_INPROG; 1302229997Sken 1303229997Sken /* 1304229997Sken * Translate CAM status to CTL status. Success 1305229997Sken * does not change the overall, ctl_io status. In 1306229997Sken * that case we just set port_status to 0. If we 1307229997Sken * have a failure, though, set a data phase error 1308229997Sken * for the overall ctl_io. 1309229997Sken */ 1310229997Sken switch (done_ccb->ccb_h.status & CAM_STATUS_MASK) { 1311229997Sken case CAM_REQ_CMP: 1312313365Smav io->scsiio.kern_data_resid -= csio->dxfer_len; 1313229997Sken io->io_hdr.port_status = 0; 1314229997Sken break; 1315229997Sken default: 1316229997Sken /* 1317245228Sken * XXX KDM we probably need to figure out a 1318245228Sken * standard set of errors that the SIM 1319245228Sken * drivers should return in the event of a 1320245228Sken * data transfer failure. A data phase 1321245228Sken * error will at least point the user to a 1322245228Sken * data transfer error of some sort. 1323245228Sken * Hopefully the SIM printed out some 1324245228Sken * additional information to give the user 1325245228Sken * a clue what happened. 1326229997Sken */ 1327229997Sken io->io_hdr.port_status = 0xbad1; 1328229997Sken ctl_set_data_phase_error(&io->scsiio); 1329229997Sken /* 1330229997Sken * XXX KDM figure out residual. 1331229997Sken */ 1332229997Sken break; 1333229997Sken } 1334229997Sken /* 1335229997Sken * If we had to break this S/G list into multiple 1336229997Sken * pieces, figure out where we are in the list, and 1337229997Sken * continue sending pieces if necessary. 1338229997Sken */ 1339229997Sken if ((cmd_info->flags & CTLFE_CMD_PIECEWISE) 1340265641Smav && (io->io_hdr.port_status == 0)) { 1341229997Sken ccb_flags flags; 1342229997Sken uint8_t *data_ptr; 1343229997Sken uint32_t dxfer_len; 1344229997Sken 1345229997Sken flags = atio->ccb_h.flags & 1346229997Sken (CAM_DIS_DISCONNECT| 1347265641Smav CAM_TAG_ACTION_VALID); 1348229997Sken 1349265641Smav ctlfedata(softc, io, &flags, &data_ptr, 1350265641Smav &dxfer_len, &csio->sglist_cnt); 1351229997Sken 1352229997Sken if (((flags & CAM_SEND_STATUS) == 0) 1353229997Sken && (dxfer_len == 0)) { 1354229997Sken printf("%s: tag %04x no status or " 1355229997Sken "len cdb = %02x\n", __func__, 1356229997Sken atio->tag_id, 1357312845Smav atio_cdb_ptr(atio)[0]); 1358229997Sken printf("%s: tag %04x io status %#x\n", 1359229997Sken __func__, atio->tag_id, 1360229997Sken io->io_hdr.status); 1361229997Sken } 1362229997Sken 1363229997Sken cam_fill_ctio(csio, 1364229997Sken /*retries*/ 2, 1365229997Sken ctlfedone, 1366229997Sken flags, 1367229997Sken (flags & CAM_TAG_ACTION_VALID) ? 1368229997Sken MSG_SIMPLE_Q_TAG : 0, 1369229997Sken atio->tag_id, 1370229997Sken atio->init_id, 1371313365Smav 0, 1372229997Sken /*data_ptr*/ data_ptr, 1373229997Sken /*dxfer_len*/ dxfer_len, 1374229997Sken /*timeout*/ 5 * 1000); 1375229997Sken 1376260387Sscottl csio->ccb_h.flags |= CAM_UNLOCKED; 1377229997Sken csio->resid = 0; 1378229997Sken csio->ccb_h.ccb_atio = atio; 1379229997Sken io->io_hdr.flags |= CTL_FLAG_DMA_INPROG; 1380229997Sken softc->ctios_sent++; 1381260387Sscottl mtx_unlock(mtx); 1382229997Sken xpt_action((union ccb *)csio); 1383229997Sken } else { 1384229997Sken /* 1385229997Sken * Release the CTIO. The ATIO will be sent back 1386229997Sken * down to the SIM once we send status. 1387229997Sken */ 1388229997Sken softc->ccbs_freed++; 1389229997Sken xpt_release_ccb(done_ccb); 1390260387Sscottl mtx_unlock(mtx); 1391229997Sken 1392229997Sken /* Call the backend move done callback */ 1393229997Sken io->scsiio.be_move_done(io); 1394229997Sken } 1395260387Sscottl return; 1396229997Sken } 1397229997Sken break; 1398229997Sken } 1399229997Sken case XPT_IMMEDIATE_NOTIFY: { 1400229997Sken union ctl_io *io; 1401229997Sken struct ccb_immediate_notify *inot; 1402284794Smav int send_ctl_io; 1403229997Sken 1404229997Sken inot = &done_ccb->cin1; 1405275878Smav io = done_ccb->ccb_h.io_ptr; 1406275878Smav ctl_zero_io(io); 1407229997Sken 1408275878Smav send_ctl_io = 1; 1409229997Sken 1410275878Smav io->io_hdr.io_type = CTL_IO_TASK; 1411312585Smav PRIV_CCB(io) = done_ccb; 1412275878Smav inot->ccb_h.io_ptr = io; 1413288731Smav io->io_hdr.nexus.initid = inot->initiator_id; 1414275878Smav io->io_hdr.nexus.targ_port = bus_softc->port.targ_port; 1415290776Smav if (bus_softc->hba_misc & PIM_EXTLUNS) { 1416290776Smav io->io_hdr.nexus.targ_lun = ctl_decode_lun( 1417290776Smav CAM_EXTLUN_BYTE_SWIZZLE(inot->ccb_h.target_lun)); 1418290776Smav } else { 1419290776Smav io->io_hdr.nexus.targ_lun = inot->ccb_h.target_lun; 1420290776Smav } 1421275878Smav /* XXX KDM should this be the tag_id? */ 1422275878Smav io->taskio.tag_num = inot->seq_id; 1423229997Sken 1424275878Smav status = inot->ccb_h.status & CAM_STATUS_MASK; 1425275878Smav switch (status) { 1426275878Smav case CAM_SCSI_BUS_RESET: 1427275878Smav io->taskio.task_action = CTL_TASK_BUS_RESET; 1428275878Smav break; 1429275878Smav case CAM_BDR_SENT: 1430275878Smav io->taskio.task_action = CTL_TASK_TARGET_RESET; 1431275878Smav break; 1432275878Smav case CAM_MESSAGE_RECV: 1433275878Smav switch (inot->arg) { 1434275878Smav case MSG_ABORT_TASK_SET: 1435275878Smav io->taskio.task_action = 1436275878Smav CTL_TASK_ABORT_TASK_SET; 1437229997Sken break; 1438275878Smav case MSG_TARGET_RESET: 1439290775Smav io->taskio.task_action = CTL_TASK_TARGET_RESET; 1440229997Sken break; 1441275878Smav case MSG_ABORT_TASK: 1442290775Smav io->taskio.task_action = CTL_TASK_ABORT_TASK; 1443229997Sken break; 1444275878Smav case MSG_LOGICAL_UNIT_RESET: 1445290775Smav io->taskio.task_action = CTL_TASK_LUN_RESET; 1446275878Smav break; 1447275878Smav case MSG_CLEAR_TASK_SET: 1448275878Smav io->taskio.task_action = 1449290775Smav CTL_TASK_CLEAR_TASK_SET; 1450275878Smav break; 1451275878Smav case MSG_CLEAR_ACA: 1452290775Smav io->taskio.task_action = CTL_TASK_CLEAR_ACA; 1453290775Smav break; 1454290775Smav case MSG_QUERY_TASK: 1455290775Smav io->taskio.task_action = CTL_TASK_QUERY_TASK; 1456290775Smav break; 1457290775Smav case MSG_QUERY_TASK_SET: 1458275878Smav io->taskio.task_action = 1459290775Smav CTL_TASK_QUERY_TASK_SET; 1460275878Smav break; 1461290775Smav case MSG_QUERY_ASYNC_EVENT: 1462290775Smav io->taskio.task_action = 1463290775Smav CTL_TASK_QUERY_ASYNC_EVENT; 1464290775Smav break; 1465275878Smav case MSG_NOOP: 1466229997Sken send_ctl_io = 0; 1467229997Sken break; 1468229997Sken default: 1469275878Smav xpt_print(periph->path, 1470314727Smav "%s: unsupported INOT message 0x%x\n", 1471314727Smav __func__, inot->arg); 1472275878Smav send_ctl_io = 0; 1473275878Smav break; 1474275878Smav } 1475275878Smav break; 1476314727Smav default: 1477314727Smav xpt_print(periph->path, 1478314727Smav "%s: unsupported INOT status 0x%x\n", 1479314727Smav __func__, status); 1480314727Smav /* FALLTHROUGH */ 1481275878Smav case CAM_REQ_ABORTED: 1482275878Smav case CAM_REQ_INVALID: 1483314727Smav case CAM_DEV_NOT_THERE: 1484275878Smav case CAM_PROVIDE_FAIL: 1485275878Smav ctlfe_free_ccb(periph, done_ccb); 1486275878Smav goto out; 1487275878Smav } 1488275878Smav if (send_ctl_io != 0) { 1489275878Smav ctl_queue(io); 1490229997Sken } else { 1491229997Sken done_ccb->ccb_h.status = CAM_REQ_INPROG; 1492229997Sken done_ccb->ccb_h.func_code = XPT_NOTIFY_ACKNOWLEDGE; 1493229997Sken xpt_action(done_ccb); 1494229997Sken } 1495229997Sken break; 1496229997Sken } 1497229997Sken case XPT_NOTIFY_ACKNOWLEDGE: 1498314739Smav /* Queue this back down to the SIM as an immediate notify. */ 1499304417Smav done_ccb->ccb_h.status = CAM_REQ_INPROG; 1500229997Sken done_ccb->ccb_h.func_code = XPT_IMMEDIATE_NOTIFY; 1501314739Smav ctlfe_requeue_ccb(periph, done_ccb, /* unlock */1); 1502314739Smav return; 1503229997Sken case XPT_SET_SIM_KNOB: 1504229997Sken case XPT_GET_SIM_KNOB: 1505229997Sken break; 1506229997Sken default: 1507229997Sken panic("%s: unexpected CCB type %#x", __func__, 1508229997Sken done_ccb->ccb_h.func_code); 1509229997Sken break; 1510229997Sken } 1511260387Sscottl 1512260387Sscottlout: 1513260387Sscottl mtx_unlock(mtx); 1514229997Sken} 1515229997Sken 1516229997Skenstatic void 1517229997Skenctlfe_onoffline(void *arg, int online) 1518229997Sken{ 1519229997Sken struct ctlfe_softc *bus_softc; 1520229997Sken union ccb *ccb; 1521229997Sken cam_status status; 1522229997Sken struct cam_path *path; 1523229997Sken int set_wwnn; 1524229997Sken 1525229997Sken bus_softc = (struct ctlfe_softc *)arg; 1526229997Sken 1527229997Sken set_wwnn = 0; 1528229997Sken 1529229997Sken status = xpt_create_path(&path, /*periph*/ NULL, bus_softc->path_id, 1530229997Sken CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD); 1531229997Sken if (status != CAM_REQ_CMP) { 1532229997Sken printf("%s: unable to create path!\n", __func__); 1533229997Sken return; 1534229997Sken } 1535275882Smav ccb = xpt_alloc_ccb(); 1536242174Smav xpt_setup_ccb(&ccb->ccb_h, path, CAM_PRIORITY_NONE); 1537288713Smav ccb->ccb_h.func_code = XPT_GET_SIM_KNOB; 1538288713Smav xpt_action(ccb); 1539229997Sken 1540229997Sken /* 1541229997Sken * Copan WWN format: 1542229997Sken * 1543229997Sken * Bits 63-60: 0x5 NAA, IEEE registered name 1544229997Sken * Bits 59-36: 0x000ED5 IEEE Company name assigned to Copan 1545229997Sken * Bits 35-12: Copan SSN (Sequential Serial Number) 1546229997Sken * Bits 11-8: Type of port: 1547229997Sken * 1 == N-Port 1548229997Sken * 2 == F-Port 1549229997Sken * 3 == NL-Port 1550229997Sken * Bits 7-0: 0 == Node Name, >0 == Port Number 1551229997Sken */ 1552229997Sken if (online != 0) { 1553229997Sken if ((ccb->knob.xport_specific.valid & KNOB_VALID_ADDRESS) != 0){ 1554229997Sken#ifdef RANDOM_WWNN 1555229997Sken uint64_t random_bits; 1556229997Sken#endif 1557229997Sken 1558229997Sken printf("%s: %s current WWNN %#jx\n", __func__, 1559229997Sken bus_softc->port_name, 1560229997Sken ccb->knob.xport_specific.fc.wwnn); 1561229997Sken printf("%s: %s current WWPN %#jx\n", __func__, 1562229997Sken bus_softc->port_name, 1563229997Sken ccb->knob.xport_specific.fc.wwpn); 1564229997Sken 1565229997Sken#ifdef RANDOM_WWNN 1566229997Sken arc4rand(&random_bits, sizeof(random_bits), 0); 1567229997Sken#endif 1568229997Sken 1569229997Sken /* 1570229997Sken * XXX KDM this is a bit of a kludge for now. We 1571229997Sken * take the current WWNN/WWPN from the card, and 1572229997Sken * replace the company identifier and the NL-Port 1573229997Sken * indicator and the port number (for the WWPN). 1574229997Sken * This should be replaced later with ddb_GetWWNN, 1575229997Sken * or possibly a more centralized scheme. (It 1576229997Sken * would be nice to have the WWNN/WWPN for each 1577268677Smav * port stored in the ctl_port structure.) 1578229997Sken */ 1579229997Sken#ifdef RANDOM_WWNN 1580229997Sken ccb->knob.xport_specific.fc.wwnn = 1581229997Sken (random_bits & 1582229997Sken 0x0000000fffffff00ULL) | 1583229997Sken /* Company ID */ 0x5000ED5000000000ULL | 1584229997Sken /* NL-Port */ 0x0300; 1585229997Sken ccb->knob.xport_specific.fc.wwpn = 1586229997Sken (random_bits & 1587229997Sken 0x0000000fffffff00ULL) | 1588229997Sken /* Company ID */ 0x5000ED5000000000ULL | 1589229997Sken /* NL-Port */ 0x3000 | 1590268677Smav /* Port Num */ (bus_softc->port.targ_port & 0xff); 1591229997Sken 1592229997Sken /* 1593229997Sken * This is a bit of an API break/reversal, but if 1594229997Sken * we're doing the random WWNN that's a little 1595229997Sken * different anyway. So record what we're actually 1596229997Sken * using with the frontend code so it's reported 1597229997Sken * accurately. 1598229997Sken */ 1599268683Smav ctl_port_set_wwns(&bus_softc->port, 1600268683Smav true, ccb->knob.xport_specific.fc.wwnn, 1601268683Smav true, ccb->knob.xport_specific.fc.wwpn); 1602229997Sken set_wwnn = 1; 1603229997Sken#else /* RANDOM_WWNN */ 1604229997Sken /* 1605229997Sken * If the user has specified a WWNN/WWPN, send them 1606229997Sken * down to the SIM. Otherwise, record what the SIM 1607229997Sken * has reported. 1608229997Sken */ 1609284586Smav if (bus_softc->port.wwnn != 0 && bus_softc->port.wwnn 1610284586Smav != ccb->knob.xport_specific.fc.wwnn) { 1611229997Sken ccb->knob.xport_specific.fc.wwnn = 1612284586Smav bus_softc->port.wwnn; 1613284586Smav set_wwnn = 1; 1614284586Smav } else { 1615284586Smav ctl_port_set_wwns(&bus_softc->port, 1616284586Smav true, ccb->knob.xport_specific.fc.wwnn, 1617284586Smav false, 0); 1618284586Smav } 1619284586Smav if (bus_softc->port.wwpn != 0 && bus_softc->port.wwpn 1620284586Smav != ccb->knob.xport_specific.fc.wwpn) { 1621229997Sken ccb->knob.xport_specific.fc.wwpn = 1622284586Smav bus_softc->port.wwpn; 1623229997Sken set_wwnn = 1; 1624229997Sken } else { 1625268683Smav ctl_port_set_wwns(&bus_softc->port, 1626284586Smav false, 0, 1627268683Smav true, ccb->knob.xport_specific.fc.wwpn); 1628229997Sken } 1629229997Sken#endif /* RANDOM_WWNN */ 1630229997Sken 1631229997Sken 1632229997Sken if (set_wwnn != 0) { 1633229997Sken printf("%s: %s new WWNN %#jx\n", __func__, 1634229997Sken bus_softc->port_name, 1635229997Sken ccb->knob.xport_specific.fc.wwnn); 1636229997Sken printf("%s: %s new WWPN %#jx\n", __func__, 1637229997Sken bus_softc->port_name, 1638229997Sken ccb->knob.xport_specific.fc.wwpn); 1639229997Sken } 1640229997Sken } else { 1641229997Sken printf("%s: %s has no valid WWNN/WWPN\n", __func__, 1642229997Sken bus_softc->port_name); 1643229997Sken } 1644229997Sken } 1645229997Sken ccb->ccb_h.func_code = XPT_SET_SIM_KNOB; 1646229997Sken ccb->knob.xport_specific.valid = KNOB_VALID_ROLE; 1647229997Sken if (set_wwnn != 0) 1648229997Sken ccb->knob.xport_specific.valid |= KNOB_VALID_ADDRESS; 1649229997Sken 1650229997Sken if (online != 0) 1651288713Smav ccb->knob.xport_specific.fc.role |= KNOB_ROLE_TARGET; 1652229997Sken else 1653288713Smav ccb->knob.xport_specific.fc.role &= ~KNOB_ROLE_TARGET; 1654229997Sken 1655229997Sken xpt_action(ccb); 1656229997Sken 1657229997Sken if ((ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 1658229997Sken printf("%s: SIM %s (path id %d) target %s failed with " 1659229997Sken "status %#x\n", 1660229997Sken __func__, bus_softc->port_name, bus_softc->path_id, 1661229997Sken (online != 0) ? "enable" : "disable", 1662229997Sken ccb->ccb_h.status); 1663229997Sken } else { 1664229997Sken printf("%s: SIM %s (path id %d) target %s succeeded\n", 1665229997Sken __func__, bus_softc->port_name, bus_softc->path_id, 1666229997Sken (online != 0) ? "enable" : "disable"); 1667229997Sken } 1668229997Sken 1669229997Sken xpt_free_path(path); 1670275882Smav xpt_free_ccb(ccb); 1671229997Sken} 1672229997Sken 1673229997Skenstatic void 1674229997Skenctlfe_online(void *arg) 1675229997Sken{ 1676245228Sken struct ctlfe_softc *bus_softc; 1677245228Sken struct cam_path *path; 1678245228Sken cam_status status; 1679245228Sken struct ctlfe_lun_softc *lun_softc; 1680274388Smav struct cam_periph *periph; 1681245228Sken 1682245228Sken bus_softc = (struct ctlfe_softc *)arg; 1683245228Sken 1684245228Sken /* 1685245228Sken * Create the wildcard LUN before bringing the port online. 1686245228Sken */ 1687245228Sken status = xpt_create_path(&path, /*periph*/ NULL, 1688245228Sken bus_softc->path_id, CAM_TARGET_WILDCARD, 1689245228Sken CAM_LUN_WILDCARD); 1690245228Sken if (status != CAM_REQ_CMP) { 1691245228Sken printf("%s: unable to create path for wildcard periph\n", 1692245228Sken __func__); 1693245228Sken return; 1694245228Sken } 1695245228Sken 1696275882Smav lun_softc = malloc(sizeof(*lun_softc), M_CTLFE, M_WAITOK | M_ZERO); 1697245228Sken 1698260387Sscottl xpt_path_lock(path); 1699274388Smav periph = cam_periph_find(path, "ctl"); 1700274388Smav if (periph != NULL) { 1701274388Smav /* We've already got a periph, no need to alloc a new one. */ 1702274388Smav xpt_path_unlock(path); 1703274388Smav xpt_free_path(path); 1704274388Smav free(lun_softc, M_CTLFE); 1705274388Smav return; 1706274388Smav } 1707245228Sken lun_softc->parent_softc = bus_softc; 1708245228Sken lun_softc->flags |= CTLFE_LUN_WILDCARD; 1709245228Sken 1710245228Sken status = cam_periph_alloc(ctlferegister, 1711245228Sken ctlfeoninvalidate, 1712245228Sken ctlfecleanup, 1713245228Sken ctlfestart, 1714245228Sken "ctl", 1715245228Sken CAM_PERIPH_BIO, 1716245228Sken path, 1717245228Sken ctlfeasync, 1718245228Sken 0, 1719245228Sken lun_softc); 1720245228Sken 1721245228Sken if ((status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 1722245228Sken const struct cam_status_entry *entry; 1723245228Sken 1724245228Sken entry = cam_fetch_status_entry(status); 1725245228Sken printf("%s: CAM error %s (%#x) returned from " 1726245228Sken "cam_periph_alloc()\n", __func__, (entry != NULL) ? 1727245228Sken entry->status_text : "Unknown", status); 1728274388Smav free(lun_softc, M_CTLFE); 1729245228Sken } 1730245228Sken 1731260387Sscottl xpt_path_unlock(path); 1732275882Smav ctlfe_onoffline(arg, /*online*/ 1); 1733260387Sscottl xpt_free_path(path); 1734229997Sken} 1735229997Sken 1736229997Skenstatic void 1737229997Skenctlfe_offline(void *arg) 1738229997Sken{ 1739245228Sken struct ctlfe_softc *bus_softc; 1740245228Sken struct cam_path *path; 1741245228Sken cam_status status; 1742245228Sken struct cam_periph *periph; 1743245228Sken 1744245228Sken bus_softc = (struct ctlfe_softc *)arg; 1745245228Sken 1746275882Smav ctlfe_onoffline(arg, /*online*/ 0); 1747275882Smav 1748245228Sken /* 1749245228Sken * Disable the wildcard LUN for this port now that we have taken 1750245228Sken * the port offline. 1751245228Sken */ 1752245228Sken status = xpt_create_path(&path, /*periph*/ NULL, 1753245228Sken bus_softc->path_id, CAM_TARGET_WILDCARD, 1754245228Sken CAM_LUN_WILDCARD); 1755245228Sken if (status != CAM_REQ_CMP) { 1756245228Sken printf("%s: unable to create path for wildcard periph\n", 1757245228Sken __func__); 1758245228Sken return; 1759245228Sken } 1760260387Sscottl xpt_path_lock(path); 1761245228Sken if ((periph = cam_periph_find(path, "ctl")) != NULL) 1762245228Sken cam_periph_invalidate(periph); 1763260387Sscottl xpt_path_unlock(path); 1764245228Sken xpt_free_path(path); 1765229997Sken} 1766229997Sken 1767229997Sken/* 1768229997Sken * This will get called to enable a LUN on every bus that is attached to 1769229997Sken * CTL. So we only need to create a path/periph for this particular bus. 1770229997Sken */ 1771229997Skenstatic int 1772284798Smavctlfe_lun_enable(void *arg, int lun_id) 1773229997Sken{ 1774229997Sken struct ctlfe_softc *bus_softc; 1775229997Sken struct ctlfe_lun_softc *softc; 1776229997Sken struct cam_path *path; 1777229997Sken struct cam_periph *periph; 1778229997Sken cam_status status; 1779229997Sken 1780229997Sken bus_softc = (struct ctlfe_softc *)arg; 1781290776Smav if (bus_softc->hba_misc & PIM_EXTLUNS) 1782290776Smav lun_id = CAM_EXTLUN_BYTE_SWIZZLE(ctl_encode_lun(lun_id)); 1783229997Sken 1784260387Sscottl status = xpt_create_path(&path, /*periph*/ NULL, 1785290776Smav bus_softc->path_id, bus_softc->target_id, lun_id); 1786229997Sken /* XXX KDM need some way to return status to CTL here? */ 1787229997Sken if (status != CAM_REQ_CMP) { 1788229997Sken printf("%s: could not create path, status %#x\n", __func__, 1789229997Sken status); 1790229997Sken return (1); 1791229997Sken } 1792229997Sken 1793229997Sken softc = malloc(sizeof(*softc), M_CTLFE, M_WAITOK | M_ZERO); 1794260387Sscottl xpt_path_lock(path); 1795229997Sken periph = cam_periph_find(path, "ctl"); 1796229997Sken if (periph != NULL) { 1797229997Sken /* We've already got a periph, no need to alloc a new one. */ 1798260387Sscottl xpt_path_unlock(path); 1799229997Sken xpt_free_path(path); 1800229997Sken free(softc, M_CTLFE); 1801229997Sken return (0); 1802229997Sken } 1803229997Sken softc->parent_softc = bus_softc; 1804229997Sken 1805229997Sken status = cam_periph_alloc(ctlferegister, 1806229997Sken ctlfeoninvalidate, 1807229997Sken ctlfecleanup, 1808229997Sken ctlfestart, 1809229997Sken "ctl", 1810229997Sken CAM_PERIPH_BIO, 1811229997Sken path, 1812229997Sken ctlfeasync, 1813229997Sken 0, 1814229997Sken softc); 1815229997Sken 1816274388Smav if ((status & CAM_STATUS_MASK) != CAM_REQ_CMP) { 1817274388Smav const struct cam_status_entry *entry; 1818274388Smav 1819274388Smav entry = cam_fetch_status_entry(status); 1820274388Smav printf("%s: CAM error %s (%#x) returned from " 1821274388Smav "cam_periph_alloc()\n", __func__, (entry != NULL) ? 1822274388Smav entry->status_text : "Unknown", status); 1823274388Smav free(softc, M_CTLFE); 1824274388Smav } 1825274388Smav 1826260387Sscottl xpt_path_unlock(path); 1827244016Sken xpt_free_path(path); 1828229997Sken return (0); 1829229997Sken} 1830229997Sken 1831229997Sken/* 1832245228Sken * This will get called when the user removes a LUN to disable that LUN 1833245228Sken * on every bus that is attached to CTL. 1834229997Sken */ 1835229997Skenstatic int 1836284798Smavctlfe_lun_disable(void *arg, int lun_id) 1837229997Sken{ 1838229997Sken struct ctlfe_softc *softc; 1839229997Sken struct ctlfe_lun_softc *lun_softc; 1840229997Sken 1841229997Sken softc = (struct ctlfe_softc *)arg; 1842290776Smav if (softc->hba_misc & PIM_EXTLUNS) 1843290776Smav lun_id = CAM_EXTLUN_BYTE_SWIZZLE(ctl_encode_lun(lun_id)); 1844229997Sken 1845260387Sscottl mtx_lock(&softc->lun_softc_mtx); 1846229997Sken STAILQ_FOREACH(lun_softc, &softc->lun_softc_list, links) { 1847229997Sken struct cam_path *path; 1848229997Sken 1849229997Sken path = lun_softc->periph->path; 1850229997Sken 1851290172Smav if ((xpt_path_target_id(path) == softc->target_id) 1852229997Sken && (xpt_path_lun_id(path) == lun_id)) { 1853229997Sken break; 1854229997Sken } 1855229997Sken } 1856229997Sken if (lun_softc == NULL) { 1857260387Sscottl mtx_unlock(&softc->lun_softc_mtx); 1858284798Smav printf("%s: can't find lun %d\n", __func__, lun_id); 1859229997Sken return (1); 1860229997Sken } 1861260387Sscottl cam_periph_acquire(lun_softc->periph); 1862260387Sscottl mtx_unlock(&softc->lun_softc_mtx); 1863229997Sken 1864260387Sscottl cam_periph_lock(lun_softc->periph); 1865229997Sken cam_periph_invalidate(lun_softc->periph); 1866260387Sscottl cam_periph_unlock(lun_softc->periph); 1867260387Sscottl cam_periph_release(lun_softc->periph); 1868229997Sken return (0); 1869229997Sken} 1870229997Sken 1871229997Skenstatic void 1872229997Skenctlfe_dump_sim(struct cam_sim *sim) 1873229997Sken{ 1874229997Sken 1875229997Sken printf("%s%d: max tagged openings: %d, max dev openings: %d\n", 1876229997Sken sim->sim_name, sim->unit_number, 1877229997Sken sim->max_tagged_dev_openings, sim->max_dev_openings); 1878229997Sken} 1879229997Sken 1880229997Sken/* 1881229997Sken * Assumes that the SIM lock is held. 1882229997Sken */ 1883229997Skenstatic void 1884229997Skenctlfe_dump_queue(struct ctlfe_lun_softc *softc) 1885229997Sken{ 1886229997Sken struct ccb_hdr *hdr; 1887229997Sken struct cam_periph *periph; 1888229997Sken int num_items; 1889229997Sken 1890229997Sken periph = softc->periph; 1891229997Sken num_items = 0; 1892229997Sken 1893229997Sken TAILQ_FOREACH(hdr, &softc->work_queue, periph_links.tqe) { 1894275880Smav union ctl_io *io = hdr->io_ptr; 1895229997Sken 1896229997Sken num_items++; 1897229997Sken 1898229997Sken /* 1899229997Sken * Only regular SCSI I/O is put on the work 1900229997Sken * queue, so we can print sense here. There may be no 1901229997Sken * sense if it's no the queue for a DMA, but this serves to 1902229997Sken * print out the CCB as well. 1903229997Sken * 1904229997Sken * XXX KDM switch this over to scsi_sense_print() when 1905229997Sken * CTL is merged in with CAM. 1906229997Sken */ 1907229997Sken ctl_io_error_print(io, NULL); 1908229997Sken 1909229997Sken /* 1910275880Smav * Print DMA status if we are DMA_QUEUED. 1911229997Sken */ 1912275880Smav if (io->io_hdr.flags & CTL_FLAG_DMA_QUEUED) { 1913275880Smav xpt_print(periph->path, 1914275880Smav "Total %u, Current %u, Resid %u\n", 1915275880Smav io->scsiio.kern_total_len, 1916275880Smav io->scsiio.kern_data_len, 1917275880Smav io->scsiio.kern_data_resid); 1918275880Smav } 1919229997Sken } 1920229997Sken 1921229997Sken xpt_print(periph->path, "%d requests total waiting for CCBs\n", 1922229997Sken num_items); 1923250460Seadler xpt_print(periph->path, "%ju CCBs outstanding (%ju allocated, %ju " 1924229997Sken "freed)\n", (uintmax_t)(softc->ccbs_alloced - 1925229997Sken softc->ccbs_freed), (uintmax_t)softc->ccbs_alloced, 1926229997Sken (uintmax_t)softc->ccbs_freed); 1927229997Sken xpt_print(periph->path, "%ju CTIOs outstanding (%ju sent, %ju " 1928229997Sken "returned\n", (uintmax_t)(softc->ctios_sent - 1929229997Sken softc->ctios_returned), softc->ctios_sent, 1930229997Sken softc->ctios_returned); 1931229997Sken} 1932229997Sken 1933229997Sken/* 1934275880Smav * Datamove/done routine called by CTL. Put ourselves on the queue to 1935275880Smav * receive a CCB from CAM so we can queue the continue I/O request down 1936275880Smav * to the adapter. 1937229997Sken */ 1938229997Skenstatic void 1939275880Smavctlfe_datamove(union ctl_io *io) 1940229997Sken{ 1941275880Smav union ccb *ccb; 1942275880Smav struct cam_periph *periph; 1943229997Sken struct ctlfe_lun_softc *softc; 1944229997Sken 1945275880Smav KASSERT(io->io_hdr.io_type == CTL_IO_SCSI, 1946275880Smav ("Unexpected io_type (%d) in ctlfe_datamove", io->io_hdr.io_type)); 1947229997Sken 1948313365Smav io->scsiio.ext_data_filled = 0; 1949312585Smav ccb = PRIV_CCB(io); 1950275880Smav periph = xpt_path_periph(ccb->ccb_h.path); 1951275880Smav cam_periph_lock(periph); 1952275880Smav softc = (struct ctlfe_lun_softc *)periph->softc; 1953275880Smav io->io_hdr.flags |= CTL_FLAG_DMA_QUEUED; 1954275880Smav if ((io->io_hdr.status & CTL_STATUS_MASK) != CTL_STATUS_NONE) 1955275880Smav io->io_hdr.flags |= CTL_FLAG_STATUS_QUEUED; 1956275880Smav TAILQ_INSERT_TAIL(&softc->work_queue, &ccb->ccb_h, 1957275880Smav periph_links.tqe); 1958229997Sken xpt_schedule(periph, /*priority*/ 1); 1959275880Smav cam_periph_unlock(periph); 1960229997Sken} 1961229997Sken 1962229997Skenstatic void 1963275880Smavctlfe_done(union ctl_io *io) 1964229997Sken{ 1965229997Sken union ccb *ccb; 1966229997Sken struct cam_periph *periph; 1967229997Sken struct ctlfe_lun_softc *softc; 1968229997Sken 1969312585Smav ccb = PRIV_CCB(io); 1970229997Sken periph = xpt_path_periph(ccb->ccb_h.path); 1971260387Sscottl cam_periph_lock(periph); 1972229997Sken softc = (struct ctlfe_lun_softc *)periph->softc; 1973229997Sken 1974229997Sken if (io->io_hdr.io_type == CTL_IO_TASK) { 1975229997Sken /* 1976229997Sken * Send the notify acknowledge down to the SIM, to let it 1977229997Sken * know we processed the task management command. 1978229997Sken */ 1979229997Sken ccb->ccb_h.status = CAM_REQ_INPROG; 1980229997Sken ccb->ccb_h.func_code = XPT_NOTIFY_ACKNOWLEDGE; 1981304417Smav switch (io->taskio.task_status) { 1982304417Smav case CTL_TASK_FUNCTION_COMPLETE: 1983304417Smav ccb->cna2.arg = CAM_RSP_TMF_COMPLETE; 1984304417Smav break; 1985304417Smav case CTL_TASK_FUNCTION_SUCCEEDED: 1986304417Smav ccb->cna2.arg = CAM_RSP_TMF_SUCCEEDED; 1987304417Smav ccb->ccb_h.flags |= CAM_SEND_STATUS; 1988304417Smav break; 1989304417Smav case CTL_TASK_FUNCTION_REJECTED: 1990304417Smav ccb->cna2.arg = CAM_RSP_TMF_REJECTED; 1991304417Smav ccb->ccb_h.flags |= CAM_SEND_STATUS; 1992304417Smav break; 1993304417Smav case CTL_TASK_LUN_DOES_NOT_EXIST: 1994304417Smav ccb->cna2.arg = CAM_RSP_TMF_INCORRECT_LUN; 1995304417Smav ccb->ccb_h.flags |= CAM_SEND_STATUS; 1996304417Smav break; 1997304417Smav case CTL_TASK_FUNCTION_NOT_SUPPORTED: 1998304417Smav ccb->cna2.arg = CAM_RSP_TMF_FAILED; 1999304417Smav ccb->ccb_h.flags |= CAM_SEND_STATUS; 2000304417Smav break; 2001304417Smav } 2002304417Smav ccb->cna2.arg |= scsi_3btoul(io->taskio.task_resp) << 8; 2003229997Sken xpt_action(ccb); 2004275881Smav } else if (io->io_hdr.flags & CTL_FLAG_STATUS_SENT) { 2005314739Smav ctlfe_requeue_ccb(periph, ccb, /* unlock */1); 2006314739Smav return; 2007229997Sken } else { 2008275880Smav io->io_hdr.flags |= CTL_FLAG_STATUS_QUEUED; 2009229997Sken TAILQ_INSERT_TAIL(&softc->work_queue, &ccb->ccb_h, 2010229997Sken periph_links.tqe); 2011275880Smav xpt_schedule(periph, /*priority*/ 1); 2012229997Sken } 2013229997Sken 2014260387Sscottl cam_periph_unlock(periph); 2015229997Sken} 2016229997Sken 2017229997Skenstatic void 2018229997Skenctlfe_dump(void) 2019229997Sken{ 2020229997Sken struct ctlfe_softc *bus_softc; 2021275880Smav struct ctlfe_lun_softc *lun_softc; 2022229997Sken 2023229997Sken STAILQ_FOREACH(bus_softc, &ctlfe_softc_list, links) { 2024229997Sken ctlfe_dump_sim(bus_softc->sim); 2025275880Smav STAILQ_FOREACH(lun_softc, &bus_softc->lun_softc_list, links) 2026229997Sken ctlfe_dump_queue(lun_softc); 2027229997Sken } 2028229997Sken} 2029