2 * FreeBSD/CAM specific routines for LSI '909 FC adapters.
5 * Copyright (c) 2000, 2001 by Greg Ansley
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
10 * 1. Redistributions of source code must retain the above copyright
11 * notice immediately at the beginning of the file, without modification,
12 * this list of conditions, and the following disclaimer.
13 * 2. The name of the author may not be used to endorse or promote products
14 * derived from this software without specific prior written permission.
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
20 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29 * Copyright (c) 2002, 2006 by Matthew Jacob
30 * All rights reserved.
32 * Redistribution and use in source and binary forms, with or without
33 * modification, are permitted provided that the following conditions are
35 * 1. Redistributions of source code must retain the above copyright
36 * notice, this list of conditions and the following disclaimer.
37 * 2. Redistributions in binary form must reproduce at minimum a disclaimer
38 * substantially similar to the "NO WARRANTY" disclaimer below
39 * ("Disclaimer") and any redistribution must be conditioned upon including
40 * a substantially similar Disclaimer requirement for further binary
42 * 3. Neither the names of the above listed copyright holders nor the names
43 * of any contributors may be used to endorse or promote products derived
44 * from this software without specific prior written permission.
46 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
47 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
48 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
49 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
50 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
51 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
52 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
53 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
54 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
55 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF THE COPYRIGHT
56 * OWNER OR CONTRIBUTOR IS ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
58 * Support from Chris Ellsworth in order to make SAS adapters work
59 * is gratefully acknowledged.
61 * Support from LSI-Logic has also gone a great deal toward making this a
62 * workable subsystem and is gratefully acknowledged.
65 * Copyright (c) 2004, Avid Technology, Inc. and its contributors.
66 * Copyright (c) 2005, WHEEL Sp. z o.o.
67 * Copyright (c) 2004, 2005 Justin T. Gibbs
68 * All rights reserved.
70 * Redistribution and use in source and binary forms, with or without
71 * modification, are permitted provided that the following conditions are
73 * 1. Redistributions of source code must retain the above copyright
74 * notice, this list of conditions and the following disclaimer.
75 * 2. Redistributions in binary form must reproduce at minimum a disclaimer
76 * substantially similar to the "NO WARRANTY" disclaimer below
77 * ("Disclaimer") and any redistribution must be conditioned upon including
78 * a substantially similar Disclaimer requirement for further binary
80 * 3. Neither the names of the above listed copyright holders nor the names
81 * of any contributors may be used to endorse or promote products derived
82 * from this software without specific prior written permission.
84 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
85 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
86 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
87 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
88 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
89 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
90 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
91 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
92 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
93 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF THE COPYRIGHT
94 * OWNER OR CONTRIBUTOR IS ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
96 #include <sys/cdefs.h>
97 __FBSDID("$FreeBSD$");
99 #include <dev/mpt/mpt.h>
100 #include <dev/mpt/mpt_cam.h>
101 #include <dev/mpt/mpt_raid.h>
103 #include "dev/mpt/mpilib/mpi_ioc.h" /* XXX Fix Event Handling!!! */
104 #include "dev/mpt/mpilib/mpi_init.h"
105 #include "dev/mpt/mpilib/mpi_targ.h"
106 #include "dev/mpt/mpilib/mpi_fc.h"
107 #include "dev/mpt/mpilib/mpi_sas.h"
109 #include <sys/callout.h>
110 #include <sys/kthread.h>
111 #include <sys/sysctl.h>
113 static void mpt_poll(struct cam_sim *);
114 static timeout_t mpt_timeout;
115 static void mpt_action(struct cam_sim *, union ccb *);
117 mpt_get_spi_settings(struct mpt_softc *, struct ccb_trans_settings *);
118 static void mpt_setwidth(struct mpt_softc *, int, int);
119 static void mpt_setsync(struct mpt_softc *, int, int, int);
120 static int mpt_update_spi_config(struct mpt_softc *, int);
122 static mpt_reply_handler_t mpt_scsi_reply_handler;
123 static mpt_reply_handler_t mpt_scsi_tmf_reply_handler;
124 static mpt_reply_handler_t mpt_fc_els_reply_handler;
125 static int mpt_scsi_reply_frame_handler(struct mpt_softc *, request_t *,
126 MSG_DEFAULT_REPLY *);
127 static int mpt_bus_reset(struct mpt_softc *, target_id_t, lun_id_t, int);
128 static int mpt_fc_reset_link(struct mpt_softc *, int);
130 static int mpt_spawn_recovery_thread(struct mpt_softc *mpt);
131 static void mpt_terminate_recovery_thread(struct mpt_softc *mpt);
132 static void mpt_recovery_thread(void *arg);
133 static void mpt_recover_commands(struct mpt_softc *mpt);
135 static int mpt_scsi_send_tmf(struct mpt_softc *, u_int, u_int, u_int,
136 u_int, u_int, u_int, int);
138 static void mpt_fc_post_els(struct mpt_softc *mpt, request_t *, int);
139 static void mpt_post_target_command(struct mpt_softc *, request_t *, int);
140 static int mpt_add_els_buffers(struct mpt_softc *mpt);
141 static int mpt_add_target_commands(struct mpt_softc *mpt);
142 static int mpt_enable_lun(struct mpt_softc *, target_id_t, lun_id_t);
143 static int mpt_disable_lun(struct mpt_softc *, target_id_t, lun_id_t);
144 static void mpt_target_start_io(struct mpt_softc *, union ccb *);
145 static cam_status mpt_abort_target_ccb(struct mpt_softc *, union ccb *);
146 static int mpt_abort_target_cmd(struct mpt_softc *, request_t *);
147 static void mpt_scsi_tgt_status(struct mpt_softc *, union ccb *, request_t *,
148 uint8_t, uint8_t const *);
150 mpt_scsi_tgt_tsk_mgmt(struct mpt_softc *, request_t *, mpt_task_mgmt_t,
151 tgt_resource_t *, int);
152 static void mpt_tgt_dump_tgt_state(struct mpt_softc *, request_t *);
153 static void mpt_tgt_dump_req_state(struct mpt_softc *, request_t *);
154 static mpt_reply_handler_t mpt_scsi_tgt_reply_handler;
155 static mpt_reply_handler_t mpt_sata_pass_reply_handler;
157 static uint32_t scsi_io_handler_id = MPT_HANDLER_ID_NONE;
158 static uint32_t scsi_tmf_handler_id = MPT_HANDLER_ID_NONE;
159 static uint32_t fc_els_handler_id = MPT_HANDLER_ID_NONE;
160 static uint32_t sata_pass_handler_id = MPT_HANDLER_ID_NONE;
162 static mpt_probe_handler_t mpt_cam_probe;
163 static mpt_attach_handler_t mpt_cam_attach;
164 static mpt_enable_handler_t mpt_cam_enable;
165 static mpt_ready_handler_t mpt_cam_ready;
166 static mpt_event_handler_t mpt_cam_event;
167 static mpt_reset_handler_t mpt_cam_ioc_reset;
168 static mpt_detach_handler_t mpt_cam_detach;
170 static struct mpt_personality mpt_cam_personality =
173 .probe = mpt_cam_probe,
174 .attach = mpt_cam_attach,
175 .enable = mpt_cam_enable,
176 .ready = mpt_cam_ready,
177 .event = mpt_cam_event,
178 .reset = mpt_cam_ioc_reset,
179 .detach = mpt_cam_detach,
182 DECLARE_MPT_PERSONALITY(mpt_cam, SI_ORDER_SECOND);
183 MODULE_DEPEND(mpt_cam, cam, 1, 1, 1);
185 int mpt_enable_sata_wc = -1;
186 TUNABLE_INT("hw.mpt.enable_sata_wc", &mpt_enable_sata_wc);
189 mpt_cam_probe(struct mpt_softc *mpt)
194 * Only attach to nodes that support the initiator or target role
195 * (or want to) or have RAID physical devices that need CAM pass-thru
198 if (mpt->do_cfg_role) {
199 role = mpt->cfg_role;
203 if ((role & (MPT_ROLE_TARGET|MPT_ROLE_INITIATOR)) != 0 ||
204 (mpt->ioc_page2 != NULL && mpt->ioc_page2->MaxPhysDisks != 0)) {
211 mpt_cam_attach(struct mpt_softc *mpt)
213 struct cam_devq *devq;
214 mpt_handler_t handler;
219 TAILQ_INIT(&mpt->request_timeout_list);
220 maxq = (mpt->ioc_facts.GlobalCredits < MPT_MAX_REQUESTS(mpt))?
221 mpt->ioc_facts.GlobalCredits : MPT_MAX_REQUESTS(mpt);
223 handler.reply_handler = mpt_scsi_reply_handler;
224 error = mpt_register_handler(mpt, MPT_HANDLER_REPLY, handler,
225 &scsi_io_handler_id);
231 handler.reply_handler = mpt_scsi_tmf_reply_handler;
232 error = mpt_register_handler(mpt, MPT_HANDLER_REPLY, handler,
233 &scsi_tmf_handler_id);
240 * If we're fibre channel and could support target mode, we register
241 * an ELS reply handler and give it resources.
243 if (mpt->is_fc && (mpt->role & MPT_ROLE_TARGET) != 0) {
244 handler.reply_handler = mpt_fc_els_reply_handler;
245 error = mpt_register_handler(mpt, MPT_HANDLER_REPLY, handler,
251 if (mpt_add_els_buffers(mpt) == FALSE) {
256 maxq -= mpt->els_cmds_allocated;
260 * If we support target mode, we register a reply handler for it,
261 * but don't add command resources until we actually enable target
264 if (mpt->is_fc && (mpt->role & MPT_ROLE_TARGET) != 0) {
265 handler.reply_handler = mpt_scsi_tgt_reply_handler;
266 error = mpt_register_handler(mpt, MPT_HANDLER_REPLY, handler,
267 &mpt->scsi_tgt_handler_id);
275 handler.reply_handler = mpt_sata_pass_reply_handler;
276 error = mpt_register_handler(mpt, MPT_HANDLER_REPLY, handler,
277 &sata_pass_handler_id);
285 * We keep one request reserved for timeout TMF requests.
287 mpt->tmf_req = mpt_get_request(mpt, FALSE);
288 if (mpt->tmf_req == NULL) {
289 mpt_prt(mpt, "Unable to allocate dedicated TMF request!\n");
296 * Mark the request as free even though not on the free list.
297 * There is only one TMF request allowed to be outstanding at
298 * a time and the TMF routines perform their own allocation
299 * tracking using the standard state flags.
301 mpt->tmf_req->state = REQ_STATE_FREE;
305 * The rest of this is CAM foo, for which we need to drop our lock
309 if (mpt_spawn_recovery_thread(mpt) != 0) {
310 mpt_prt(mpt, "Unable to spawn recovery thread!\n");
316 * Create the device queue for our SIM(s).
318 devq = cam_simq_alloc(maxq);
320 mpt_prt(mpt, "Unable to allocate CAM SIMQ!\n");
326 * Construct our SIM entry.
329 mpt_sim_alloc(mpt_action, mpt_poll, "mpt", mpt, 1, maxq, devq);
330 if (mpt->sim == NULL) {
331 mpt_prt(mpt, "Unable to allocate CAM SIM!\n");
338 * Register exactly this bus.
341 if (xpt_bus_register(mpt->sim, mpt->dev, 0) != CAM_SUCCESS) {
342 mpt_prt(mpt, "Bus registration Failed!\n");
348 if (xpt_create_path(&mpt->path, NULL, cam_sim_path(mpt->sim),
349 CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD) != CAM_REQ_CMP) {
350 mpt_prt(mpt, "Unable to allocate Path!\n");
358 * Only register a second bus for RAID physical
359 * devices if the controller supports RAID.
361 if (mpt->ioc_page2 == NULL || mpt->ioc_page2->MaxPhysDisks == 0) {
366 * Create a "bus" to export all hidden disks to CAM.
369 mpt_sim_alloc(mpt_action, mpt_poll, "mpt", mpt, 1, maxq, devq);
370 if (mpt->phydisk_sim == NULL) {
371 mpt_prt(mpt, "Unable to allocate Physical Disk CAM SIM!\n");
380 if (xpt_bus_register(mpt->phydisk_sim, mpt->dev, 1) !=
382 mpt_prt(mpt, "Physical Disk Bus registration Failed!\n");
388 if (xpt_create_path(&mpt->phydisk_path, NULL,
389 cam_sim_path(mpt->phydisk_sim),
390 CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD) != CAM_REQ_CMP) {
391 mpt_prt(mpt, "Unable to allocate Physical Disk Path!\n");
397 mpt_lprt(mpt, MPT_PRT_DEBUG, "attached cam\n");
406 * Read FC configuration information
409 mpt_read_config_info_fc(struct mpt_softc *mpt)
411 struct sysctl_ctx_list *ctx;
412 struct sysctl_oid *tree;
413 char *topology = NULL;
416 rv = mpt_read_cfg_header(mpt, MPI_CONFIG_PAGETYPE_FC_PORT, 0,
417 0, &mpt->mpt_fcport_page0.Header, FALSE, 5000);
421 mpt_lprt(mpt, MPT_PRT_DEBUG, "FC Port Page 0 Header: %x %x %x %x\n",
422 mpt->mpt_fcport_page0.Header.PageVersion,
423 mpt->mpt_fcport_page0.Header.PageLength,
424 mpt->mpt_fcport_page0.Header.PageNumber,
425 mpt->mpt_fcport_page0.Header.PageType);
428 rv = mpt_read_cur_cfg_page(mpt, 0, &mpt->mpt_fcport_page0.Header,
429 sizeof(mpt->mpt_fcport_page0), FALSE, 5000);
431 mpt_prt(mpt, "failed to read FC Port Page 0\n");
434 mpt2host_config_page_fc_port_0(&mpt->mpt_fcport_page0);
436 mpt->mpt_fcport_speed = mpt->mpt_fcport_page0.CurrentSpeed;
438 switch (mpt->mpt_fcport_page0.Flags &
439 MPI_FCPORTPAGE0_FLAGS_ATTACH_TYPE_MASK) {
440 case MPI_FCPORTPAGE0_FLAGS_ATTACH_NO_INIT:
441 mpt->mpt_fcport_speed = 0;
442 topology = "<NO LOOP>";
444 case MPI_FCPORTPAGE0_FLAGS_ATTACH_POINT_TO_POINT:
447 case MPI_FCPORTPAGE0_FLAGS_ATTACH_PRIVATE_LOOP:
448 topology = "NL-Port";
450 case MPI_FCPORTPAGE0_FLAGS_ATTACH_FABRIC_DIRECT:
453 case MPI_FCPORTPAGE0_FLAGS_ATTACH_PUBLIC_LOOP:
454 topology = "FL-Port";
457 mpt->mpt_fcport_speed = 0;
462 mpt_lprt(mpt, MPT_PRT_INFO,
463 "FC Port Page 0: Topology <%s> WWNN 0x%08x%08x WWPN 0x%08x%08x "
464 "Speed %u-Gbit\n", topology,
465 mpt->mpt_fcport_page0.WWNN.High,
466 mpt->mpt_fcport_page0.WWNN.Low,
467 mpt->mpt_fcport_page0.WWPN.High,
468 mpt->mpt_fcport_page0.WWPN.Low,
469 mpt->mpt_fcport_speed);
471 ctx = device_get_sysctl_ctx(mpt->dev);
472 tree = device_get_sysctl_tree(mpt->dev);
474 snprintf(mpt->scinfo.fc.wwnn, sizeof (mpt->scinfo.fc.wwnn),
475 "0x%08x%08x", mpt->mpt_fcport_page0.WWNN.High,
476 mpt->mpt_fcport_page0.WWNN.Low);
478 snprintf(mpt->scinfo.fc.wwpn, sizeof (mpt->scinfo.fc.wwpn),
479 "0x%08x%08x", mpt->mpt_fcport_page0.WWPN.High,
480 mpt->mpt_fcport_page0.WWPN.Low);
482 SYSCTL_ADD_STRING(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
483 "wwnn", CTLFLAG_RD, mpt->scinfo.fc.wwnn, 0,
484 "World Wide Node Name");
486 SYSCTL_ADD_STRING(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
487 "wwpn", CTLFLAG_RD, mpt->scinfo.fc.wwpn, 0,
488 "World Wide Port Name");
495 * Set FC configuration information.
498 mpt_set_initial_config_fc(struct mpt_softc *mpt)
500 CONFIG_PAGE_FC_PORT_1 fc;
505 r = mpt_read_cfg_header(mpt, MPI_CONFIG_PAGETYPE_FC_PORT, 1, 0,
506 &fc.Header, FALSE, 5000);
508 mpt_prt(mpt, "failed to read FC page 1 header\n");
509 return (mpt_fc_reset_link(mpt, 1));
512 r = mpt_read_cfg_page(mpt, MPI_CONFIG_ACTION_PAGE_READ_NVRAM, 0,
513 &fc.Header, sizeof (fc), FALSE, 5000);
515 mpt_prt(mpt, "failed to read FC page 1\n");
516 return (mpt_fc_reset_link(mpt, 1));
518 mpt2host_config_page_fc_port_1(&fc);
521 * Check our flags to make sure we support the role we want.
527 if (fl & MPI_FCPORTPAGE1_FLAGS_PROT_FCP_INIT) {
528 role |= MPT_ROLE_INITIATOR;
530 if (fl & MPI_FCPORTPAGE1_FLAGS_PROT_FCP_TARG) {
531 role |= MPT_ROLE_TARGET;
534 fl &= ~MPI_FCPORTPAGE1_FLAGS_PROT_MASK;
536 if (mpt->do_cfg_role == 0) {
537 role = mpt->cfg_role;
539 mpt->do_cfg_role = 0;
542 if (role != mpt->cfg_role) {
543 if (mpt->cfg_role & MPT_ROLE_INITIATOR) {
544 if ((role & MPT_ROLE_INITIATOR) == 0) {
545 mpt_prt(mpt, "adding initiator role\n");
546 fl |= MPI_FCPORTPAGE1_FLAGS_PROT_FCP_INIT;
549 mpt_prt(mpt, "keeping initiator role\n");
551 } else if (role & MPT_ROLE_INITIATOR) {
552 mpt_prt(mpt, "removing initiator role\n");
555 if (mpt->cfg_role & MPT_ROLE_TARGET) {
556 if ((role & MPT_ROLE_TARGET) == 0) {
557 mpt_prt(mpt, "adding target role\n");
558 fl |= MPI_FCPORTPAGE1_FLAGS_PROT_FCP_TARG;
561 mpt_prt(mpt, "keeping target role\n");
563 } else if (role & MPT_ROLE_TARGET) {
564 mpt_prt(mpt, "removing target role\n");
567 mpt->role = mpt->cfg_role;
570 if (fl & MPI_FCPORTPAGE1_FLAGS_PROT_FCP_TARG) {
571 if ((fl & MPI_FCPORTPAGE1_FLAGS_TARGET_MODE_OXID) == 0) {
572 mpt_prt(mpt, "adding OXID option\n");
573 fl |= MPI_FCPORTPAGE1_FLAGS_TARGET_MODE_OXID;
580 host2mpt_config_page_fc_port_1(&fc);
581 r = mpt_write_cfg_page(mpt,
582 MPI_CONFIG_ACTION_PAGE_WRITE_NVRAM, 0, &fc.Header,
583 sizeof(fc), FALSE, 5000);
585 mpt_prt(mpt, "failed to update NVRAM with changes\n");
588 mpt_prt(mpt, "NOTE: NVRAM changes will not take "
589 "effect until next reboot or IOC reset\n");
595 mptsas_sas_io_unit_pg0(struct mpt_softc *mpt, struct mptsas_portinfo *portinfo)
597 ConfigExtendedPageHeader_t hdr;
598 struct mptsas_phyinfo *phyinfo;
599 SasIOUnitPage0_t *buffer;
602 error = mpt_read_extcfg_header(mpt, MPI_SASIOUNITPAGE0_PAGEVERSION,
603 0, 0, MPI_CONFIG_EXTPAGETYPE_SAS_IO_UNIT,
607 if (hdr.ExtPageLength == 0) {
612 len = hdr.ExtPageLength * 4;
613 buffer = malloc(len, M_DEVBUF, M_NOWAIT|M_ZERO);
614 if (buffer == NULL) {
619 error = mpt_read_extcfg_page(mpt, MPI_CONFIG_ACTION_PAGE_READ_CURRENT,
620 0, &hdr, buffer, len, 0, 10000);
622 free(buffer, M_DEVBUF);
626 portinfo->num_phys = buffer->NumPhys;
627 portinfo->phy_info = malloc(sizeof(*portinfo->phy_info) *
628 portinfo->num_phys, M_DEVBUF, M_NOWAIT|M_ZERO);
629 if (portinfo->phy_info == NULL) {
630 free(buffer, M_DEVBUF);
635 for (i = 0; i < portinfo->num_phys; i++) {
636 phyinfo = &portinfo->phy_info[i];
637 phyinfo->phy_num = i;
638 phyinfo->port_id = buffer->PhyData[i].Port;
639 phyinfo->negotiated_link_rate =
640 buffer->PhyData[i].NegotiatedLinkRate;
642 le16toh(buffer->PhyData[i].ControllerDevHandle);
645 free(buffer, M_DEVBUF);
651 mptsas_sas_phy_pg0(struct mpt_softc *mpt, struct mptsas_phyinfo *phy_info,
652 uint32_t form, uint32_t form_specific)
654 ConfigExtendedPageHeader_t hdr;
655 SasPhyPage0_t *buffer;
658 error = mpt_read_extcfg_header(mpt, MPI_SASPHY0_PAGEVERSION, 0, 0,
659 MPI_CONFIG_EXTPAGETYPE_SAS_PHY, &hdr,
663 if (hdr.ExtPageLength == 0) {
668 buffer = malloc(sizeof(SasPhyPage0_t), M_DEVBUF, M_NOWAIT|M_ZERO);
669 if (buffer == NULL) {
674 error = mpt_read_extcfg_page(mpt, MPI_CONFIG_ACTION_PAGE_READ_CURRENT,
675 form + form_specific, &hdr, buffer,
676 sizeof(SasPhyPage0_t), 0, 10000);
678 free(buffer, M_DEVBUF);
682 phy_info->hw_link_rate = buffer->HwLinkRate;
683 phy_info->programmed_link_rate = buffer->ProgrammedLinkRate;
684 phy_info->identify.dev_handle = le16toh(buffer->OwnerDevHandle);
685 phy_info->attached.dev_handle = le16toh(buffer->AttachedDevHandle);
687 free(buffer, M_DEVBUF);
693 mptsas_sas_device_pg0(struct mpt_softc *mpt, struct mptsas_devinfo *device_info,
694 uint32_t form, uint32_t form_specific)
696 ConfigExtendedPageHeader_t hdr;
697 SasDevicePage0_t *buffer;
698 uint64_t sas_address;
701 bzero(device_info, sizeof(*device_info));
702 error = mpt_read_extcfg_header(mpt, MPI_SASDEVICE0_PAGEVERSION, 0, 0,
703 MPI_CONFIG_EXTPAGETYPE_SAS_DEVICE,
707 if (hdr.ExtPageLength == 0) {
712 buffer = malloc(sizeof(SasDevicePage0_t), M_DEVBUF, M_NOWAIT|M_ZERO);
713 if (buffer == NULL) {
718 error = mpt_read_extcfg_page(mpt, MPI_CONFIG_ACTION_PAGE_READ_CURRENT,
719 form + form_specific, &hdr, buffer,
720 sizeof(SasDevicePage0_t), 0, 10000);
722 free(buffer, M_DEVBUF);
726 device_info->dev_handle = le16toh(buffer->DevHandle);
727 device_info->parent_dev_handle = le16toh(buffer->ParentDevHandle);
728 device_info->enclosure_handle = le16toh(buffer->EnclosureHandle);
729 device_info->slot = le16toh(buffer->Slot);
730 device_info->phy_num = buffer->PhyNum;
731 device_info->physical_port = buffer->PhysicalPort;
732 device_info->target_id = buffer->TargetID;
733 device_info->bus = buffer->Bus;
734 bcopy(&buffer->SASAddress, &sas_address, sizeof(uint64_t));
735 device_info->sas_address = le64toh(sas_address);
736 device_info->device_info = le32toh(buffer->DeviceInfo);
738 free(buffer, M_DEVBUF);
744 * Read SAS configuration information. Nothing to do yet.
747 mpt_read_config_info_sas(struct mpt_softc *mpt)
749 struct mptsas_portinfo *portinfo;
750 struct mptsas_phyinfo *phyinfo;
753 portinfo = malloc(sizeof(*portinfo), M_DEVBUF, M_NOWAIT|M_ZERO);
754 if (portinfo == NULL)
757 error = mptsas_sas_io_unit_pg0(mpt, portinfo);
759 free(portinfo, M_DEVBUF);
763 for (i = 0; i < portinfo->num_phys; i++) {
764 phyinfo = &portinfo->phy_info[i];
765 error = mptsas_sas_phy_pg0(mpt, phyinfo,
766 (MPI_SAS_PHY_PGAD_FORM_PHY_NUMBER <<
767 MPI_SAS_PHY_PGAD_FORM_SHIFT), i);
770 error = mptsas_sas_device_pg0(mpt, &phyinfo->identify,
771 (MPI_SAS_DEVICE_PGAD_FORM_HANDLE <<
772 MPI_SAS_DEVICE_PGAD_FORM_SHIFT),
776 phyinfo->identify.phy_num = phyinfo->phy_num = i;
777 if (phyinfo->attached.dev_handle)
778 error = mptsas_sas_device_pg0(mpt,
780 (MPI_SAS_DEVICE_PGAD_FORM_HANDLE <<
781 MPI_SAS_DEVICE_PGAD_FORM_SHIFT),
782 phyinfo->attached.dev_handle);
786 mpt->sas_portinfo = portinfo;
791 mptsas_set_sata_wc(struct mpt_softc *mpt, struct mptsas_devinfo *devinfo,
794 SataPassthroughRequest_t *pass;
798 req = mpt_get_request(mpt, 0);
802 pass = req->req_vbuf;
803 bzero(pass, sizeof(SataPassthroughRequest_t));
804 pass->Function = MPI_FUNCTION_SATA_PASSTHROUGH;
805 pass->TargetID = devinfo->target_id;
806 pass->Bus = devinfo->bus;
807 pass->PassthroughFlags = 0;
808 pass->ConnectionRate = MPI_SATA_PT_REQ_CONNECT_RATE_NEGOTIATED;
809 pass->DataLength = 0;
810 pass->MsgContext = htole32(req->index | sata_pass_handler_id);
811 pass->CommandFIS[0] = 0x27;
812 pass->CommandFIS[1] = 0x80;
813 pass->CommandFIS[2] = 0xef;
814 pass->CommandFIS[3] = (enabled) ? 0x02 : 0x82;
815 pass->CommandFIS[7] = 0x40;
816 pass->CommandFIS[15] = 0x08;
818 mpt_check_doorbell(mpt);
819 mpt_send_cmd(mpt, req);
820 error = mpt_wait_req(mpt, req, REQ_STATE_DONE, REQ_STATE_DONE, 0,
823 mpt_free_request(mpt, req);
824 printf("error %d sending passthrough\n", error);
828 status = le16toh(req->IOCStatus);
829 if (status != MPI_IOCSTATUS_SUCCESS) {
830 mpt_free_request(mpt, req);
831 printf("IOCSTATUS %d\n", status);
835 mpt_free_request(mpt, req);
839 * Set SAS configuration information. Nothing to do yet.
842 mpt_set_initial_config_sas(struct mpt_softc *mpt)
844 struct mptsas_phyinfo *phyinfo;
847 if ((mpt_enable_sata_wc != -1) && (mpt->sas_portinfo != NULL)) {
848 for (i = 0; i < mpt->sas_portinfo->num_phys; i++) {
849 phyinfo = &mpt->sas_portinfo->phy_info[i];
850 if (phyinfo->attached.dev_handle == 0)
852 if ((phyinfo->attached.device_info &
853 MPI_SAS_DEVICE_INFO_SATA_DEVICE) == 0)
856 device_printf(mpt->dev,
857 "%sabling SATA WC on phy %d\n",
858 (mpt_enable_sata_wc) ? "En" : "Dis", i);
859 mptsas_set_sata_wc(mpt, &phyinfo->attached,
868 mpt_sata_pass_reply_handler(struct mpt_softc *mpt, request_t *req,
869 uint32_t reply_desc, MSG_DEFAULT_REPLY *reply_frame)
873 if (reply_frame != NULL) {
874 req->IOCStatus = le16toh(reply_frame->IOCStatus);
876 req->state &= ~REQ_STATE_QUEUED;
877 req->state |= REQ_STATE_DONE;
878 TAILQ_REMOVE(&mpt->request_pending_list, req, links);
879 if ((req->state & REQ_STATE_NEED_WAKEUP) != 0) {
881 } else if ((req->state & REQ_STATE_TIMEDOUT) != 0) {
883 * Whew- we can free this request (late completion)
885 mpt_free_request(mpt, req);
893 * Read SCSI configuration information
896 mpt_read_config_info_spi(struct mpt_softc *mpt)
900 rv = mpt_read_cfg_header(mpt, MPI_CONFIG_PAGETYPE_SCSI_PORT, 0, 0,
901 &mpt->mpt_port_page0.Header, FALSE, 5000);
905 mpt_lprt(mpt, MPT_PRT_DEBUG, "SPI Port Page 0 Header: %x %x %x %x\n",
906 mpt->mpt_port_page0.Header.PageVersion,
907 mpt->mpt_port_page0.Header.PageLength,
908 mpt->mpt_port_page0.Header.PageNumber,
909 mpt->mpt_port_page0.Header.PageType);
911 rv = mpt_read_cfg_header(mpt, MPI_CONFIG_PAGETYPE_SCSI_PORT, 1, 0,
912 &mpt->mpt_port_page1.Header, FALSE, 5000);
916 mpt_lprt(mpt, MPT_PRT_DEBUG, "SPI Port Page 1 Header: %x %x %x %x\n",
917 mpt->mpt_port_page1.Header.PageVersion,
918 mpt->mpt_port_page1.Header.PageLength,
919 mpt->mpt_port_page1.Header.PageNumber,
920 mpt->mpt_port_page1.Header.PageType);
922 rv = mpt_read_cfg_header(mpt, MPI_CONFIG_PAGETYPE_SCSI_PORT, 2, 0,
923 &mpt->mpt_port_page2.Header, FALSE, 5000);
927 mpt_lprt(mpt, MPT_PRT_DEBUG, "SPI Port Page 2 Header: %x %x %x %x\n",
928 mpt->mpt_port_page2.Header.PageVersion,
929 mpt->mpt_port_page2.Header.PageLength,
930 mpt->mpt_port_page2.Header.PageNumber,
931 mpt->mpt_port_page2.Header.PageType);
933 for (i = 0; i < 16; i++) {
934 rv = mpt_read_cfg_header(mpt, MPI_CONFIG_PAGETYPE_SCSI_DEVICE,
935 0, i, &mpt->mpt_dev_page0[i].Header, FALSE, 5000);
939 mpt_lprt(mpt, MPT_PRT_DEBUG,
940 "SPI Target %d Device Page 0 Header: %x %x %x %x\n", i,
941 mpt->mpt_dev_page0[i].Header.PageVersion,
942 mpt->mpt_dev_page0[i].Header.PageLength,
943 mpt->mpt_dev_page0[i].Header.PageNumber,
944 mpt->mpt_dev_page0[i].Header.PageType);
946 rv = mpt_read_cfg_header(mpt, MPI_CONFIG_PAGETYPE_SCSI_DEVICE,
947 1, i, &mpt->mpt_dev_page1[i].Header, FALSE, 5000);
951 mpt_lprt(mpt, MPT_PRT_DEBUG,
952 "SPI Target %d Device Page 1 Header: %x %x %x %x\n", i,
953 mpt->mpt_dev_page1[i].Header.PageVersion,
954 mpt->mpt_dev_page1[i].Header.PageLength,
955 mpt->mpt_dev_page1[i].Header.PageNumber,
956 mpt->mpt_dev_page1[i].Header.PageType);
960 * At this point, we don't *have* to fail. As long as we have
961 * valid config header information, we can (barely) lurch
965 rv = mpt_read_cur_cfg_page(mpt, 0, &mpt->mpt_port_page0.Header,
966 sizeof(mpt->mpt_port_page0), FALSE, 5000);
968 mpt_prt(mpt, "failed to read SPI Port Page 0\n");
970 mpt2host_config_page_scsi_port_0(&mpt->mpt_port_page0);
971 mpt_lprt(mpt, MPT_PRT_NEGOTIATION,
972 "SPI Port Page 0: Capabilities %x PhysicalInterface %x\n",
973 mpt->mpt_port_page0.Capabilities,
974 mpt->mpt_port_page0.PhysicalInterface);
977 rv = mpt_read_cur_cfg_page(mpt, 0, &mpt->mpt_port_page1.Header,
978 sizeof(mpt->mpt_port_page1), FALSE, 5000);
980 mpt_prt(mpt, "failed to read SPI Port Page 1\n");
982 mpt2host_config_page_scsi_port_1(&mpt->mpt_port_page1);
983 mpt_lprt(mpt, MPT_PRT_DEBUG,
984 "SPI Port Page 1: Configuration %x OnBusTimerValue %x\n",
985 mpt->mpt_port_page1.Configuration,
986 mpt->mpt_port_page1.OnBusTimerValue);
989 rv = mpt_read_cur_cfg_page(mpt, 0, &mpt->mpt_port_page2.Header,
990 sizeof(mpt->mpt_port_page2), FALSE, 5000);
992 mpt_prt(mpt, "failed to read SPI Port Page 2\n");
994 mpt_lprt(mpt, MPT_PRT_NEGOTIATION,
995 "Port Page 2: Flags %x Settings %x\n",
996 mpt->mpt_port_page2.PortFlags,
997 mpt->mpt_port_page2.PortSettings);
998 mpt2host_config_page_scsi_port_2(&mpt->mpt_port_page2);
999 for (i = 0; i < 16; i++) {
1000 mpt_lprt(mpt, MPT_PRT_NEGOTIATION,
1001 " Port Page 2 Tgt %d: timo %x SF %x Flags %x\n",
1002 i, mpt->mpt_port_page2.DeviceSettings[i].Timeout,
1003 mpt->mpt_port_page2.DeviceSettings[i].SyncFactor,
1004 mpt->mpt_port_page2.DeviceSettings[i].DeviceFlags);
1008 for (i = 0; i < 16; i++) {
1009 rv = mpt_read_cur_cfg_page(mpt, i,
1010 &mpt->mpt_dev_page0[i].Header, sizeof(*mpt->mpt_dev_page0),
1014 "cannot read SPI Target %d Device Page 0\n", i);
1017 mpt2host_config_page_scsi_device_0(&mpt->mpt_dev_page0[i]);
1018 mpt_lprt(mpt, MPT_PRT_NEGOTIATION,
1019 "target %d page 0: Negotiated Params %x Information %x\n",
1020 i, mpt->mpt_dev_page0[i].NegotiatedParameters,
1021 mpt->mpt_dev_page0[i].Information);
1023 rv = mpt_read_cur_cfg_page(mpt, i,
1024 &mpt->mpt_dev_page1[i].Header, sizeof(*mpt->mpt_dev_page1),
1028 "cannot read SPI Target %d Device Page 1\n", i);
1031 mpt2host_config_page_scsi_device_1(&mpt->mpt_dev_page1[i]);
1032 mpt_lprt(mpt, MPT_PRT_NEGOTIATION,
1033 "target %d page 1: Requested Params %x Configuration %x\n",
1034 i, mpt->mpt_dev_page1[i].RequestedParameters,
1035 mpt->mpt_dev_page1[i].Configuration);
1041 * Validate SPI configuration information.
1043 * In particular, validate SPI Port Page 1.
1046 mpt_set_initial_config_spi(struct mpt_softc *mpt)
1048 int error, i, pp1val;
1050 mpt->mpt_disc_enable = 0xff;
1051 mpt->mpt_tag_enable = 0;
1053 pp1val = ((1 << mpt->mpt_ini_id) <<
1054 MPI_SCSIPORTPAGE1_CFG_SHIFT_PORT_RESPONSE_ID) | mpt->mpt_ini_id;
1055 if (mpt->mpt_port_page1.Configuration != pp1val) {
1056 CONFIG_PAGE_SCSI_PORT_1 tmp;
1058 mpt_prt(mpt, "SPI Port Page 1 Config value bad (%x)- should "
1059 "be %x\n", mpt->mpt_port_page1.Configuration, pp1val);
1060 tmp = mpt->mpt_port_page1;
1061 tmp.Configuration = pp1val;
1062 host2mpt_config_page_scsi_port_1(&tmp);
1063 error = mpt_write_cur_cfg_page(mpt, 0,
1064 &tmp.Header, sizeof(tmp), FALSE, 5000);
1068 error = mpt_read_cur_cfg_page(mpt, 0,
1069 &tmp.Header, sizeof(tmp), FALSE, 5000);
1073 mpt2host_config_page_scsi_port_1(&tmp);
1074 if (tmp.Configuration != pp1val) {
1076 "failed to reset SPI Port Page 1 Config value\n");
1079 mpt->mpt_port_page1 = tmp;
1083 * The purpose of this exercise is to get
1084 * all targets back to async/narrow.
1086 * We skip this step if the BIOS has already negotiated
1087 * speeds with the targets.
1089 i = mpt->mpt_port_page2.PortSettings &
1090 MPI_SCSIPORTPAGE2_PORT_MASK_NEGO_MASTER_SETTINGS;
1091 if (i == MPI_SCSIPORTPAGE2_PORT_ALL_MASTER_SETTINGS) {
1092 mpt_lprt(mpt, MPT_PRT_NEGOTIATION,
1093 "honoring BIOS transfer negotiations\n");
1095 for (i = 0; i < 16; i++) {
1096 mpt->mpt_dev_page1[i].RequestedParameters = 0;
1097 mpt->mpt_dev_page1[i].Configuration = 0;
1098 (void) mpt_update_spi_config(mpt, i);
1105 mpt_cam_enable(struct mpt_softc *mpt)
1113 if (mpt_read_config_info_fc(mpt)) {
1116 if (mpt_set_initial_config_fc(mpt)) {
1119 } else if (mpt->is_sas) {
1120 if (mpt_read_config_info_sas(mpt)) {
1123 if (mpt_set_initial_config_sas(mpt)) {
1126 } else if (mpt->is_spi) {
1127 if (mpt_read_config_info_spi(mpt)) {
1130 if (mpt_set_initial_config_spi(mpt)) {
1142 mpt_cam_ready(struct mpt_softc *mpt)
1146 * If we're in target mode, hang out resources now
1147 * so we don't cause the world to hang talking to us.
1149 if (mpt->is_fc && (mpt->role & MPT_ROLE_TARGET)) {
1151 * Try to add some target command resources
1154 if (mpt_add_target_commands(mpt) == FALSE) {
1155 mpt_prt(mpt, "failed to add target commands\n");
1163 mpt_cam_detach(struct mpt_softc *mpt)
1165 mpt_handler_t handler;
1169 mpt_terminate_recovery_thread(mpt);
1171 handler.reply_handler = mpt_scsi_reply_handler;
1172 mpt_deregister_handler(mpt, MPT_HANDLER_REPLY, handler,
1173 scsi_io_handler_id);
1174 handler.reply_handler = mpt_scsi_tmf_reply_handler;
1175 mpt_deregister_handler(mpt, MPT_HANDLER_REPLY, handler,
1176 scsi_tmf_handler_id);
1177 handler.reply_handler = mpt_fc_els_reply_handler;
1178 mpt_deregister_handler(mpt, MPT_HANDLER_REPLY, handler,
1180 handler.reply_handler = mpt_scsi_tgt_reply_handler;
1181 mpt_deregister_handler(mpt, MPT_HANDLER_REPLY, handler,
1182 mpt->scsi_tgt_handler_id);
1183 handler.reply_handler = mpt_sata_pass_reply_handler;
1184 mpt_deregister_handler(mpt, MPT_HANDLER_REPLY, handler,
1185 sata_pass_handler_id);
1187 if (mpt->tmf_req != NULL) {
1188 mpt->tmf_req->state = REQ_STATE_ALLOCATED;
1189 mpt_free_request(mpt, mpt->tmf_req);
1190 mpt->tmf_req = NULL;
1192 if (mpt->sas_portinfo != NULL) {
1193 free(mpt->sas_portinfo, M_DEVBUF);
1194 mpt->sas_portinfo = NULL;
1197 if (mpt->sim != NULL) {
1198 xpt_free_path(mpt->path);
1199 xpt_bus_deregister(cam_sim_path(mpt->sim));
1200 cam_sim_free(mpt->sim, TRUE);
1204 if (mpt->phydisk_sim != NULL) {
1205 xpt_free_path(mpt->phydisk_path);
1206 xpt_bus_deregister(cam_sim_path(mpt->phydisk_sim));
1207 cam_sim_free(mpt->phydisk_sim, TRUE);
1208 mpt->phydisk_sim = NULL;
1213 /* This routine is used after a system crash to dump core onto the swap device.
1216 mpt_poll(struct cam_sim *sim)
1218 struct mpt_softc *mpt;
1220 mpt = (struct mpt_softc *)cam_sim_softc(sim);
1225 * Watchdog timeout routine for SCSI requests.
1228 mpt_timeout(void *arg)
1231 struct mpt_softc *mpt;
1234 ccb = (union ccb *)arg;
1235 mpt = ccb->ccb_h.ccb_mpt_ptr;
1237 MPT_LOCK_ASSERT(mpt);
1238 req = ccb->ccb_h.ccb_req_ptr;
1239 mpt_prt(mpt, "request %p:%u timed out for ccb %p (req->ccb %p)\n", req,
1240 req->serno, ccb, req->ccb);
1241 /* XXX: WHAT ARE WE TRYING TO DO HERE? */
1242 if ((req->state & REQ_STATE_QUEUED) == REQ_STATE_QUEUED) {
1243 TAILQ_REMOVE(&mpt->request_pending_list, req, links);
1244 TAILQ_INSERT_TAIL(&mpt->request_timeout_list, req, links);
1245 req->state |= REQ_STATE_TIMEDOUT;
1246 mpt_wakeup_recovery_thread(mpt);
1251 * Callback routine from bus_dmamap_load_ccb(9) or, in simple cases, called
1254 * Takes a list of physical segments and builds the SGL for SCSI IO command
1255 * and forwards the commard to the IOC after one last check that CAM has not
1256 * aborted the transaction.
1259 mpt_execute_req_a64(void *arg, bus_dma_segment_t *dm_segs, int nseg, int error)
1261 request_t *req, *trq;
1264 struct mpt_softc *mpt;
1265 bus_addr_t chain_list_addr;
1266 int first_lim, seg, this_seg_lim;
1267 uint32_t addr, cur_off, flags, nxt_off, tf;
1269 MSG_REQUEST_HEADER *hdrp;
1274 req = (request_t *)arg;
1277 mpt = ccb->ccb_h.ccb_mpt_ptr;
1278 req = ccb->ccb_h.ccb_req_ptr;
1280 hdrp = req->req_vbuf;
1281 mpt_off = req->req_vbuf;
1283 if (error == 0 && ((uint32_t)nseg) >= mpt->max_seg_cnt) {
1288 switch (hdrp->Function) {
1289 case MPI_FUNCTION_SCSI_IO_REQUEST:
1290 case MPI_FUNCTION_RAID_SCSI_IO_PASSTHROUGH:
1292 sglp = &((PTR_MSG_SCSI_IO_REQUEST)hdrp)->SGL;
1294 case MPI_FUNCTION_TARGET_ASSIST:
1296 sglp = &((PTR_MSG_TARGET_ASSIST_REQUEST)hdrp)->SGL;
1299 mpt_prt(mpt, "bad fct 0x%x in mpt_execute_req_a64\n",
1306 if (error == 0 && ((uint32_t)nseg) >= mpt->max_seg_cnt) {
1308 mpt_prt(mpt, "segment count %d too large (max %u)\n",
1309 nseg, mpt->max_seg_cnt);
1314 if (error != EFBIG && error != ENOMEM) {
1315 mpt_prt(mpt, "mpt_execute_req_a64: err %d\n", error);
1317 if ((ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_INPROG) {
1319 mpt_freeze_ccb(ccb);
1320 if (error == EFBIG) {
1321 status = CAM_REQ_TOO_BIG;
1322 } else if (error == ENOMEM) {
1323 if (mpt->outofbeer == 0) {
1325 xpt_freeze_simq(mpt->sim, 1);
1326 mpt_lprt(mpt, MPT_PRT_DEBUG,
1329 status = CAM_REQUEUE_REQ;
1331 status = CAM_REQ_CMP_ERR;
1333 mpt_set_ccb_status(ccb, status);
1335 if (hdrp->Function == MPI_FUNCTION_TARGET_ASSIST) {
1336 request_t *cmd_req =
1337 MPT_TAG_2_REQ(mpt, ccb->csio.tag_id);
1338 MPT_TGT_STATE(mpt, cmd_req)->state = TGT_STATE_IN_CAM;
1339 MPT_TGT_STATE(mpt, cmd_req)->ccb = NULL;
1340 MPT_TGT_STATE(mpt, cmd_req)->req = NULL;
1342 ccb->ccb_h.status &= ~CAM_SIM_QUEUED;
1343 KASSERT(ccb->ccb_h.status, ("zero ccb sts at %d", __LINE__));
1345 mpt_free_request(mpt, req);
1350 * No data to transfer?
1351 * Just make a single simple SGL with zero length.
1354 if (mpt->verbose >= MPT_PRT_DEBUG) {
1355 int tidx = ((char *)sglp) - mpt_off;
1356 memset(&mpt_off[tidx], 0xff, MPT_REQUEST_AREA - tidx);
1360 SGE_SIMPLE32 *se1 = (SGE_SIMPLE32 *) sglp;
1361 MPI_pSGE_SET_FLAGS(se1,
1362 (MPI_SGE_FLAGS_LAST_ELEMENT | MPI_SGE_FLAGS_END_OF_BUFFER |
1363 MPI_SGE_FLAGS_SIMPLE_ELEMENT | MPI_SGE_FLAGS_END_OF_LIST));
1364 se1->FlagsLength = htole32(se1->FlagsLength);
1369 flags = MPI_SGE_FLAGS_SIMPLE_ELEMENT | MPI_SGE_FLAGS_64_BIT_ADDRESSING;
1371 if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_OUT) {
1372 flags |= MPI_SGE_FLAGS_HOST_TO_IOC;
1375 if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) {
1376 flags |= MPI_SGE_FLAGS_HOST_TO_IOC;
1380 if ((ccb->ccb_h.flags & CAM_DIR_MASK) != CAM_DIR_NONE) {
1381 bus_dmasync_op_t op;
1383 if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) {
1384 op = BUS_DMASYNC_PREREAD;
1386 op = BUS_DMASYNC_PREWRITE;
1389 if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) {
1390 op = BUS_DMASYNC_PREWRITE;
1392 op = BUS_DMASYNC_PREREAD;
1395 bus_dmamap_sync(mpt->buffer_dmat, req->dmap, op);
1399 * Okay, fill in what we can at the end of the command frame.
1400 * If we have up to MPT_NSGL_FIRST, we can fit them all into
1401 * the command frame.
1403 * Otherwise, we fill up through MPT_NSGL_FIRST less one
1404 * SIMPLE64 pointers and start doing CHAIN64 entries after
1408 if (nseg < MPT_NSGL_FIRST(mpt)) {
1412 * Leave room for CHAIN element
1414 first_lim = MPT_NSGL_FIRST(mpt) - 1;
1417 se = (SGE_SIMPLE64 *) sglp;
1418 for (seg = 0; seg < first_lim; seg++, se++, dm_segs++) {
1420 memset(se, 0, sizeof (*se));
1421 MPI_pSGE_SET_LENGTH(se, dm_segs->ds_len);
1422 se->Address.Low = htole32(dm_segs->ds_addr & 0xffffffff);
1423 if (sizeof(bus_addr_t) > 4) {
1424 addr = ((uint64_t)dm_segs->ds_addr) >> 32;
1425 /* SAS1078 36GB limitation WAR */
1426 if (mpt->is_1078 && (((uint64_t)dm_segs->ds_addr +
1427 MPI_SGE_LENGTH(se->FlagsLength)) >> 32) == 9) {
1429 tf |= MPI_SGE_FLAGS_LOCAL_ADDRESS;
1431 se->Address.High = htole32(addr);
1433 if (seg == first_lim - 1) {
1434 tf |= MPI_SGE_FLAGS_LAST_ELEMENT;
1436 if (seg == nseg - 1) {
1437 tf |= MPI_SGE_FLAGS_END_OF_LIST |
1438 MPI_SGE_FLAGS_END_OF_BUFFER;
1440 MPI_pSGE_SET_FLAGS(se, tf);
1441 se->FlagsLength = htole32(se->FlagsLength);
1449 * Tell the IOC where to find the first chain element.
1451 hdrp->ChainOffset = ((char *)se - (char *)hdrp) >> 2;
1452 nxt_off = MPT_RQSL(mpt);
1456 * Make up the rest of the data segments out of a chain element
1457 * (contained in the current request frame) which points to
1458 * SIMPLE64 elements in the next request frame, possibly ending
1459 * with *another* chain element (if there's more).
1461 while (seg < nseg) {
1463 * Point to the chain descriptor. Note that the chain
1464 * descriptor is at the end of the *previous* list (whether
1467 ce = (SGE_CHAIN64 *) se;
1470 * Before we change our current pointer, make sure we won't
1471 * overflow the request area with this frame. Note that we
1472 * test against 'greater than' here as it's okay in this case
1473 * to have next offset be just outside the request area.
1475 if ((nxt_off + MPT_RQSL(mpt)) > MPT_REQUEST_AREA) {
1476 nxt_off = MPT_REQUEST_AREA;
1481 * Set our SGE element pointer to the beginning of the chain
1482 * list and update our next chain list offset.
1484 se = (SGE_SIMPLE64 *) &mpt_off[nxt_off];
1486 nxt_off += MPT_RQSL(mpt);
1489 * Now initialize the chain descriptor.
1491 memset(ce, 0, sizeof (*ce));
1494 * Get the physical address of the chain list.
1496 chain_list_addr = trq->req_pbuf;
1497 chain_list_addr += cur_off;
1498 if (sizeof (bus_addr_t) > 4) {
1500 htole32(((uint64_t)chain_list_addr) >> 32);
1502 ce->Address.Low = htole32(chain_list_addr & 0xffffffff);
1503 ce->Flags = MPI_SGE_FLAGS_CHAIN_ELEMENT |
1504 MPI_SGE_FLAGS_64_BIT_ADDRESSING;
1507 * If we have more than a frame's worth of segments left,
1508 * set up the chain list to have the last element be another
1511 if ((nseg - seg) > MPT_NSGL(mpt)) {
1512 this_seg_lim = seg + MPT_NSGL(mpt) - 1;
1514 * The length of the chain is the length in bytes of the
1515 * number of segments plus the next chain element.
1517 * The next chain descriptor offset is the length,
1518 * in words, of the number of segments.
1520 ce->Length = (this_seg_lim - seg) *
1521 sizeof (SGE_SIMPLE64);
1522 ce->NextChainOffset = ce->Length >> 2;
1523 ce->Length += sizeof (SGE_CHAIN64);
1525 this_seg_lim = nseg;
1526 ce->Length = (this_seg_lim - seg) *
1527 sizeof (SGE_SIMPLE64);
1529 ce->Length = htole16(ce->Length);
1532 * Fill in the chain list SGE elements with our segment data.
1534 * If we're the last element in this chain list, set the last
1535 * element flag. If we're the completely last element period,
1536 * set the end of list and end of buffer flags.
1538 while (seg < this_seg_lim) {
1540 memset(se, 0, sizeof (*se));
1541 MPI_pSGE_SET_LENGTH(se, dm_segs->ds_len);
1542 se->Address.Low = htole32(dm_segs->ds_addr &
1544 if (sizeof (bus_addr_t) > 4) {
1545 addr = ((uint64_t)dm_segs->ds_addr) >> 32;
1546 /* SAS1078 36GB limitation WAR */
1548 (((uint64_t)dm_segs->ds_addr +
1549 MPI_SGE_LENGTH(se->FlagsLength)) >>
1552 tf |= MPI_SGE_FLAGS_LOCAL_ADDRESS;
1554 se->Address.High = htole32(addr);
1556 if (seg == this_seg_lim - 1) {
1557 tf |= MPI_SGE_FLAGS_LAST_ELEMENT;
1559 if (seg == nseg - 1) {
1560 tf |= MPI_SGE_FLAGS_END_OF_LIST |
1561 MPI_SGE_FLAGS_END_OF_BUFFER;
1563 MPI_pSGE_SET_FLAGS(se, tf);
1564 se->FlagsLength = htole32(se->FlagsLength);
1572 * If we have more segments to do and we've used up all of
1573 * the space in a request area, go allocate another one
1574 * and chain to that.
1576 if (seg < nseg && nxt_off >= MPT_REQUEST_AREA) {
1579 nrq = mpt_get_request(mpt, FALSE);
1587 * Append the new request area on the tail of our list.
1589 if ((trq = req->chain) == NULL) {
1592 while (trq->chain != NULL) {
1598 mpt_off = trq->req_vbuf;
1599 if (mpt->verbose >= MPT_PRT_DEBUG) {
1600 memset(mpt_off, 0xff, MPT_REQUEST_AREA);
1608 * Last time we need to check if this CCB needs to be aborted.
1610 if ((ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_INPROG) {
1611 if (hdrp->Function == MPI_FUNCTION_TARGET_ASSIST) {
1612 request_t *cmd_req =
1613 MPT_TAG_2_REQ(mpt, ccb->csio.tag_id);
1614 MPT_TGT_STATE(mpt, cmd_req)->state = TGT_STATE_IN_CAM;
1615 MPT_TGT_STATE(mpt, cmd_req)->ccb = NULL;
1616 MPT_TGT_STATE(mpt, cmd_req)->req = NULL;
1619 "mpt_execute_req_a64: I/O cancelled (status 0x%x)\n",
1620 ccb->ccb_h.status & CAM_STATUS_MASK);
1622 bus_dmamap_unload(mpt->buffer_dmat, req->dmap);
1624 ccb->ccb_h.status &= ~CAM_SIM_QUEUED;
1625 KASSERT(ccb->ccb_h.status, ("zero ccb sts at %d", __LINE__));
1627 mpt_free_request(mpt, req);
1631 ccb->ccb_h.status |= CAM_SIM_QUEUED;
1632 if (ccb->ccb_h.timeout != CAM_TIME_INFINITY) {
1633 mpt_req_timeout(req, SBT_1MS * ccb->ccb_h.timeout,
1636 if (mpt->verbose > MPT_PRT_DEBUG) {
1638 mpt_print_request(req->req_vbuf);
1639 for (trq = req->chain; trq; trq = trq->chain) {
1640 printf(" Additional Chain Area %d\n", nc++);
1641 mpt_dump_sgl(trq->req_vbuf, 0);
1645 if (hdrp->Function == MPI_FUNCTION_TARGET_ASSIST) {
1646 request_t *cmd_req = MPT_TAG_2_REQ(mpt, ccb->csio.tag_id);
1647 mpt_tgt_state_t *tgt = MPT_TGT_STATE(mpt, cmd_req);
1648 #ifdef WE_TRUST_AUTO_GOOD_STATUS
1649 if ((ccb->ccb_h.flags & CAM_SEND_STATUS) &&
1650 csio->scsi_status == SCSI_STATUS_OK && tgt->resid == 0) {
1651 tgt->state = TGT_STATE_MOVING_DATA_AND_STATUS;
1653 tgt->state = TGT_STATE_MOVING_DATA;
1656 tgt->state = TGT_STATE_MOVING_DATA;
1659 mpt_send_cmd(mpt, req);
1663 mpt_execute_req(void *arg, bus_dma_segment_t *dm_segs, int nseg, int error)
1665 request_t *req, *trq;
1668 struct mpt_softc *mpt;
1670 uint32_t flags, nxt_off;
1672 MSG_REQUEST_HEADER *hdrp;
1677 req = (request_t *)arg;
1680 mpt = ccb->ccb_h.ccb_mpt_ptr;
1681 req = ccb->ccb_h.ccb_req_ptr;
1683 hdrp = req->req_vbuf;
1684 mpt_off = req->req_vbuf;
1686 if (error == 0 && ((uint32_t)nseg) >= mpt->max_seg_cnt) {
1691 switch (hdrp->Function) {
1692 case MPI_FUNCTION_SCSI_IO_REQUEST:
1693 case MPI_FUNCTION_RAID_SCSI_IO_PASSTHROUGH:
1694 sglp = &((PTR_MSG_SCSI_IO_REQUEST)hdrp)->SGL;
1696 case MPI_FUNCTION_TARGET_ASSIST:
1698 sglp = &((PTR_MSG_TARGET_ASSIST_REQUEST)hdrp)->SGL;
1701 mpt_prt(mpt, "bad fct 0x%x in mpt_execute_req\n",
1708 if (error == 0 && ((uint32_t)nseg) >= mpt->max_seg_cnt) {
1710 mpt_prt(mpt, "segment count %d too large (max %u)\n",
1711 nseg, mpt->max_seg_cnt);
1716 if (error != EFBIG && error != ENOMEM) {
1717 mpt_prt(mpt, "mpt_execute_req: err %d\n", error);
1719 if ((ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_INPROG) {
1721 mpt_freeze_ccb(ccb);
1722 if (error == EFBIG) {
1723 status = CAM_REQ_TOO_BIG;
1724 } else if (error == ENOMEM) {
1725 if (mpt->outofbeer == 0) {
1727 xpt_freeze_simq(mpt->sim, 1);
1728 mpt_lprt(mpt, MPT_PRT_DEBUG,
1731 status = CAM_REQUEUE_REQ;
1733 status = CAM_REQ_CMP_ERR;
1735 mpt_set_ccb_status(ccb, status);
1737 if (hdrp->Function == MPI_FUNCTION_TARGET_ASSIST) {
1738 request_t *cmd_req =
1739 MPT_TAG_2_REQ(mpt, ccb->csio.tag_id);
1740 MPT_TGT_STATE(mpt, cmd_req)->state = TGT_STATE_IN_CAM;
1741 MPT_TGT_STATE(mpt, cmd_req)->ccb = NULL;
1742 MPT_TGT_STATE(mpt, cmd_req)->req = NULL;
1744 ccb->ccb_h.status &= ~CAM_SIM_QUEUED;
1745 KASSERT(ccb->ccb_h.status, ("zero ccb sts at %d", __LINE__));
1747 mpt_free_request(mpt, req);
1752 * No data to transfer?
1753 * Just make a single simple SGL with zero length.
1756 if (mpt->verbose >= MPT_PRT_DEBUG) {
1757 int tidx = ((char *)sglp) - mpt_off;
1758 memset(&mpt_off[tidx], 0xff, MPT_REQUEST_AREA - tidx);
1762 SGE_SIMPLE32 *se1 = (SGE_SIMPLE32 *) sglp;
1763 MPI_pSGE_SET_FLAGS(se1,
1764 (MPI_SGE_FLAGS_LAST_ELEMENT | MPI_SGE_FLAGS_END_OF_BUFFER |
1765 MPI_SGE_FLAGS_SIMPLE_ELEMENT | MPI_SGE_FLAGS_END_OF_LIST));
1766 se1->FlagsLength = htole32(se1->FlagsLength);
1771 flags = MPI_SGE_FLAGS_SIMPLE_ELEMENT;
1773 if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_OUT) {
1774 flags |= MPI_SGE_FLAGS_HOST_TO_IOC;
1777 if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) {
1778 flags |= MPI_SGE_FLAGS_HOST_TO_IOC;
1782 if ((ccb->ccb_h.flags & CAM_DIR_MASK) != CAM_DIR_NONE) {
1783 bus_dmasync_op_t op;
1785 if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) {
1786 op = BUS_DMASYNC_PREREAD;
1788 op = BUS_DMASYNC_PREWRITE;
1791 if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) {
1792 op = BUS_DMASYNC_PREWRITE;
1794 op = BUS_DMASYNC_PREREAD;
1797 bus_dmamap_sync(mpt->buffer_dmat, req->dmap, op);
1801 * Okay, fill in what we can at the end of the command frame.
1802 * If we have up to MPT_NSGL_FIRST, we can fit them all into
1803 * the command frame.
1805 * Otherwise, we fill up through MPT_NSGL_FIRST less one
1806 * SIMPLE32 pointers and start doing CHAIN32 entries after
1810 if (nseg < MPT_NSGL_FIRST(mpt)) {
1814 * Leave room for CHAIN element
1816 first_lim = MPT_NSGL_FIRST(mpt) - 1;
1819 se = (SGE_SIMPLE32 *) sglp;
1820 for (seg = 0; seg < first_lim; seg++, se++, dm_segs++) {
1823 memset(se, 0,sizeof (*se));
1824 se->Address = htole32(dm_segs->ds_addr);
1826 MPI_pSGE_SET_LENGTH(se, dm_segs->ds_len);
1828 if (seg == first_lim - 1) {
1829 tf |= MPI_SGE_FLAGS_LAST_ELEMENT;
1831 if (seg == nseg - 1) {
1832 tf |= MPI_SGE_FLAGS_END_OF_LIST |
1833 MPI_SGE_FLAGS_END_OF_BUFFER;
1835 MPI_pSGE_SET_FLAGS(se, tf);
1836 se->FlagsLength = htole32(se->FlagsLength);
1844 * Tell the IOC where to find the first chain element.
1846 hdrp->ChainOffset = ((char *)se - (char *)hdrp) >> 2;
1847 nxt_off = MPT_RQSL(mpt);
1851 * Make up the rest of the data segments out of a chain element
1852 * (contained in the current request frame) which points to
1853 * SIMPLE32 elements in the next request frame, possibly ending
1854 * with *another* chain element (if there's more).
1856 while (seg < nseg) {
1858 uint32_t tf, cur_off;
1859 bus_addr_t chain_list_addr;
1862 * Point to the chain descriptor. Note that the chain
1863 * descriptor is at the end of the *previous* list (whether
1866 ce = (SGE_CHAIN32 *) se;
1869 * Before we change our current pointer, make sure we won't
1870 * overflow the request area with this frame. Note that we
1871 * test against 'greater than' here as it's okay in this case
1872 * to have next offset be just outside the request area.
1874 if ((nxt_off + MPT_RQSL(mpt)) > MPT_REQUEST_AREA) {
1875 nxt_off = MPT_REQUEST_AREA;
1880 * Set our SGE element pointer to the beginning of the chain
1881 * list and update our next chain list offset.
1883 se = (SGE_SIMPLE32 *) &mpt_off[nxt_off];
1885 nxt_off += MPT_RQSL(mpt);
1888 * Now initialize the chain descriptor.
1890 memset(ce, 0, sizeof (*ce));
1893 * Get the physical address of the chain list.
1895 chain_list_addr = trq->req_pbuf;
1896 chain_list_addr += cur_off;
1900 ce->Address = htole32(chain_list_addr);
1901 ce->Flags = MPI_SGE_FLAGS_CHAIN_ELEMENT;
1905 * If we have more than a frame's worth of segments left,
1906 * set up the chain list to have the last element be another
1909 if ((nseg - seg) > MPT_NSGL(mpt)) {
1910 this_seg_lim = seg + MPT_NSGL(mpt) - 1;
1912 * The length of the chain is the length in bytes of the
1913 * number of segments plus the next chain element.
1915 * The next chain descriptor offset is the length,
1916 * in words, of the number of segments.
1918 ce->Length = (this_seg_lim - seg) *
1919 sizeof (SGE_SIMPLE32);
1920 ce->NextChainOffset = ce->Length >> 2;
1921 ce->Length += sizeof (SGE_CHAIN32);
1923 this_seg_lim = nseg;
1924 ce->Length = (this_seg_lim - seg) *
1925 sizeof (SGE_SIMPLE32);
1927 ce->Length = htole16(ce->Length);
1930 * Fill in the chain list SGE elements with our segment data.
1932 * If we're the last element in this chain list, set the last
1933 * element flag. If we're the completely last element period,
1934 * set the end of list and end of buffer flags.
1936 while (seg < this_seg_lim) {
1937 memset(se, 0, sizeof (*se));
1938 se->Address = htole32(dm_segs->ds_addr);
1940 MPI_pSGE_SET_LENGTH(se, dm_segs->ds_len);
1942 if (seg == this_seg_lim - 1) {
1943 tf |= MPI_SGE_FLAGS_LAST_ELEMENT;
1945 if (seg == nseg - 1) {
1946 tf |= MPI_SGE_FLAGS_END_OF_LIST |
1947 MPI_SGE_FLAGS_END_OF_BUFFER;
1949 MPI_pSGE_SET_FLAGS(se, tf);
1950 se->FlagsLength = htole32(se->FlagsLength);
1958 * If we have more segments to do and we've used up all of
1959 * the space in a request area, go allocate another one
1960 * and chain to that.
1962 if (seg < nseg && nxt_off >= MPT_REQUEST_AREA) {
1965 nrq = mpt_get_request(mpt, FALSE);
1973 * Append the new request area on the tail of our list.
1975 if ((trq = req->chain) == NULL) {
1978 while (trq->chain != NULL) {
1984 mpt_off = trq->req_vbuf;
1985 if (mpt->verbose >= MPT_PRT_DEBUG) {
1986 memset(mpt_off, 0xff, MPT_REQUEST_AREA);
1994 * Last time we need to check if this CCB needs to be aborted.
1996 if ((ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_INPROG) {
1997 if (hdrp->Function == MPI_FUNCTION_TARGET_ASSIST) {
1998 request_t *cmd_req =
1999 MPT_TAG_2_REQ(mpt, ccb->csio.tag_id);
2000 MPT_TGT_STATE(mpt, cmd_req)->state = TGT_STATE_IN_CAM;
2001 MPT_TGT_STATE(mpt, cmd_req)->ccb = NULL;
2002 MPT_TGT_STATE(mpt, cmd_req)->req = NULL;
2005 "mpt_execute_req: I/O cancelled (status 0x%x)\n",
2006 ccb->ccb_h.status & CAM_STATUS_MASK);
2008 bus_dmamap_unload(mpt->buffer_dmat, req->dmap);
2010 ccb->ccb_h.status &= ~CAM_SIM_QUEUED;
2011 KASSERT(ccb->ccb_h.status, ("zero ccb sts at %d", __LINE__));
2013 mpt_free_request(mpt, req);
2017 ccb->ccb_h.status |= CAM_SIM_QUEUED;
2018 if (ccb->ccb_h.timeout != CAM_TIME_INFINITY) {
2019 mpt_req_timeout(req, SBT_1MS * ccb->ccb_h.timeout,
2022 if (mpt->verbose > MPT_PRT_DEBUG) {
2024 mpt_print_request(req->req_vbuf);
2025 for (trq = req->chain; trq; trq = trq->chain) {
2026 printf(" Additional Chain Area %d\n", nc++);
2027 mpt_dump_sgl(trq->req_vbuf, 0);
2031 if (hdrp->Function == MPI_FUNCTION_TARGET_ASSIST) {
2032 request_t *cmd_req = MPT_TAG_2_REQ(mpt, ccb->csio.tag_id);
2033 mpt_tgt_state_t *tgt = MPT_TGT_STATE(mpt, cmd_req);
2034 #ifdef WE_TRUST_AUTO_GOOD_STATUS
2035 if ((ccb->ccb_h.flags & CAM_SEND_STATUS) &&
2036 csio->scsi_status == SCSI_STATUS_OK && tgt->resid == 0) {
2037 tgt->state = TGT_STATE_MOVING_DATA_AND_STATUS;
2039 tgt->state = TGT_STATE_MOVING_DATA;
2042 tgt->state = TGT_STATE_MOVING_DATA;
2045 mpt_send_cmd(mpt, req);
2049 mpt_start(struct cam_sim *sim, union ccb *ccb)
2052 struct mpt_softc *mpt;
2053 MSG_SCSI_IO_REQUEST *mpt_req;
2054 struct ccb_scsiio *csio = &ccb->csio;
2055 struct ccb_hdr *ccbh = &ccb->ccb_h;
2056 bus_dmamap_callback_t *cb;
2061 /* Get the pointer for the physical addapter */
2062 mpt = ccb->ccb_h.ccb_mpt_ptr;
2063 raid_passthru = (sim == mpt->phydisk_sim);
2065 if ((req = mpt_get_request(mpt, FALSE)) == NULL) {
2066 if (mpt->outofbeer == 0) {
2068 xpt_freeze_simq(mpt->sim, 1);
2069 mpt_lprt(mpt, MPT_PRT_DEBUG, "FREEZEQ\n");
2071 ccb->ccb_h.status &= ~CAM_SIM_QUEUED;
2072 mpt_set_ccb_status(ccb, CAM_REQUEUE_REQ);
2077 mpt_req_not_spcl(mpt, req, "mpt_start", __LINE__);
2080 if (sizeof (bus_addr_t) > 4) {
2081 cb = mpt_execute_req_a64;
2083 cb = mpt_execute_req;
2087 * Link the ccb and the request structure so we can find
2088 * the other knowing either the request or the ccb
2091 ccb->ccb_h.ccb_req_ptr = req;
2093 /* Now we build the command for the IOC */
2094 mpt_req = req->req_vbuf;
2095 memset(mpt_req, 0, sizeof (MSG_SCSI_IO_REQUEST));
2097 mpt_req->Function = MPI_FUNCTION_SCSI_IO_REQUEST;
2098 if (raid_passthru) {
2099 mpt_req->Function = MPI_FUNCTION_RAID_SCSI_IO_PASSTHROUGH;
2100 if (mpt_map_physdisk(mpt, ccb, &tgt) != 0) {
2101 ccb->ccb_h.status &= ~CAM_SIM_QUEUED;
2102 mpt_set_ccb_status(ccb, CAM_DEV_NOT_THERE);
2106 mpt_req->Bus = 0; /* we never set bus here */
2108 tgt = ccb->ccb_h.target_id;
2109 mpt_req->Bus = 0; /* XXX */
2112 mpt_req->SenseBufferLength =
2113 (csio->sense_len < MPT_SENSE_SIZE) ?
2114 csio->sense_len : MPT_SENSE_SIZE;
2117 * We use the message context to find the request structure when we
2118 * Get the command completion interrupt from the IOC.
2120 mpt_req->MsgContext = htole32(req->index | scsi_io_handler_id);
2122 /* Which physical device to do the I/O on */
2123 mpt_req->TargetID = tgt;
2125 /* We assume a single level LUN type */
2126 if (ccb->ccb_h.target_lun >= MPT_MAX_LUNS) {
2127 mpt_req->LUN[0] = 0x40 | ((ccb->ccb_h.target_lun >> 8) & 0x3f);
2128 mpt_req->LUN[1] = ccb->ccb_h.target_lun & 0xff;
2130 mpt_req->LUN[1] = ccb->ccb_h.target_lun;
2133 /* Set the direction of the transfer */
2134 if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) {
2135 mpt_req->Control = MPI_SCSIIO_CONTROL_READ;
2136 } else if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_OUT) {
2137 mpt_req->Control = MPI_SCSIIO_CONTROL_WRITE;
2139 mpt_req->Control = MPI_SCSIIO_CONTROL_NODATATRANSFER;
2142 if ((ccb->ccb_h.flags & CAM_TAG_ACTION_VALID) != 0) {
2143 switch(ccb->csio.tag_action) {
2144 case MSG_HEAD_OF_Q_TAG:
2145 mpt_req->Control |= MPI_SCSIIO_CONTROL_HEADOFQ;
2148 mpt_req->Control |= MPI_SCSIIO_CONTROL_ACAQ;
2150 case MSG_ORDERED_Q_TAG:
2151 mpt_req->Control |= MPI_SCSIIO_CONTROL_ORDEREDQ;
2153 case MSG_SIMPLE_Q_TAG:
2155 mpt_req->Control |= MPI_SCSIIO_CONTROL_SIMPLEQ;
2159 if (mpt->is_fc || mpt->is_sas) {
2160 mpt_req->Control |= MPI_SCSIIO_CONTROL_SIMPLEQ;
2162 /* XXX No such thing for a target doing packetized. */
2163 mpt_req->Control |= MPI_SCSIIO_CONTROL_UNTAGGED;
2168 if (ccb->ccb_h.flags & CAM_DIS_DISCONNECT) {
2169 mpt_req->Control |= MPI_SCSIIO_CONTROL_NO_DISCONNECT;
2172 mpt_req->Control = htole32(mpt_req->Control);
2174 /* Copy the scsi command block into place */
2175 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) != 0) {
2176 bcopy(csio->cdb_io.cdb_ptr, mpt_req->CDB, csio->cdb_len);
2178 bcopy(csio->cdb_io.cdb_bytes, mpt_req->CDB, csio->cdb_len);
2181 mpt_req->CDBLength = csio->cdb_len;
2182 mpt_req->DataLength = htole32(csio->dxfer_len);
2183 mpt_req->SenseBufferLowAddr = htole32(req->sense_pbuf);
2186 * Do a *short* print here if we're set to MPT_PRT_DEBUG
2188 if (mpt->verbose == MPT_PRT_DEBUG) {
2190 mpt_prt(mpt, "mpt_start: %s op 0x%x ",
2191 (mpt_req->Function == MPI_FUNCTION_SCSI_IO_REQUEST)?
2192 "SCSI_IO_REQUEST" : "SCSI_IO_PASSTHRU", mpt_req->CDB[0]);
2193 df = mpt_req->Control & MPI_SCSIIO_CONTROL_DATADIRECTION_MASK;
2194 if (df != MPI_SCSIIO_CONTROL_NODATATRANSFER) {
2195 mpt_prtc(mpt, "(%s %u byte%s ",
2196 (df == MPI_SCSIIO_CONTROL_READ)?
2197 "read" : "write", csio->dxfer_len,
2198 (csio->dxfer_len == 1)? ")" : "s)");
2200 mpt_prtc(mpt, "tgt %u lun %jx req %p:%u\n", tgt,
2201 (uintmax_t)ccb->ccb_h.target_lun, req, req->serno);
2204 error = bus_dmamap_load_ccb(mpt->buffer_dmat, req->dmap, ccb, cb,
2206 if (error == EINPROGRESS) {
2208 * So as to maintain ordering, freeze the controller queue
2209 * until our mapping is returned.
2211 xpt_freeze_simq(mpt->sim, 1);
2212 ccbh->status |= CAM_RELEASE_SIMQ;
2217 mpt_bus_reset(struct mpt_softc *mpt, target_id_t tgt, lun_id_t lun,
2224 error = mpt_scsi_send_tmf(mpt,
2225 (tgt != CAM_TARGET_WILDCARD || lun != CAM_LUN_WILDCARD) ?
2226 MPI_SCSITASKMGMT_TASKTYPE_TARGET_RESET :
2227 MPI_SCSITASKMGMT_TASKTYPE_RESET_BUS,
2228 mpt->is_fc ? MPI_SCSITASKMGMT_MSGFLAGS_LIP_RESET_OPTION : 0,
2229 0, /* XXX How do I get the channel ID? */
2230 tgt != CAM_TARGET_WILDCARD ? tgt : 0,
2231 lun != CAM_LUN_WILDCARD ? lun : 0,
2236 * mpt_scsi_send_tmf hard resets on failure, so no
2237 * need to do so here.
2240 "mpt_bus_reset: mpt_scsi_send_tmf returned %d\n", error);
2244 /* Wait for bus reset to be processed by the IOC. */
2245 error = mpt_wait_req(mpt, mpt->tmf_req, REQ_STATE_DONE,
2246 REQ_STATE_DONE, sleep_ok, 5000);
2248 status = le16toh(mpt->tmf_req->IOCStatus);
2249 response = mpt->tmf_req->ResponseCode;
2250 mpt->tmf_req->state = REQ_STATE_FREE;
2253 mpt_prt(mpt, "mpt_bus_reset: Reset timed-out. "
2254 "Resetting controller.\n");
2255 mpt_reset(mpt, TRUE);
2259 if ((status & MPI_IOCSTATUS_MASK) != MPI_IOCSTATUS_SUCCESS) {
2260 mpt_prt(mpt, "mpt_bus_reset: TMF IOC Status 0x%x. "
2261 "Resetting controller.\n", status);
2262 mpt_reset(mpt, TRUE);
2266 if (response != MPI_SCSITASKMGMT_RSP_TM_SUCCEEDED &&
2267 response != MPI_SCSITASKMGMT_RSP_TM_COMPLETE) {
2268 mpt_prt(mpt, "mpt_bus_reset: TMF Response 0x%x. "
2269 "Resetting controller.\n", response);
2270 mpt_reset(mpt, TRUE);
2277 mpt_fc_reset_link(struct mpt_softc *mpt, int dowait)
2281 PTR_MSG_FC_PRIMITIVE_SEND_REQUEST fc;
2283 req = mpt_get_request(mpt, FALSE);
2288 memset(fc, 0, sizeof(*fc));
2289 fc->SendFlags = MPI_FC_PRIM_SEND_FLAGS_RESET_LINK;
2290 fc->Function = MPI_FUNCTION_FC_PRIMITIVE_SEND;
2291 fc->MsgContext = htole32(req->index | fc_els_handler_id);
2292 mpt_send_cmd(mpt, req);
2294 r = mpt_wait_req(mpt, req, REQ_STATE_DONE,
2295 REQ_STATE_DONE, FALSE, 60 * 1000);
2297 mpt_free_request(mpt, req);
2304 mpt_cam_event(struct mpt_softc *mpt, request_t *req,
2305 MSG_EVENT_NOTIFY_REPLY *msg)
2307 uint32_t data0, data1;
2309 data0 = le32toh(msg->Data[0]);
2310 data1 = le32toh(msg->Data[1]);
2311 switch(msg->Event & 0xFF) {
2312 case MPI_EVENT_UNIT_ATTENTION:
2313 mpt_prt(mpt, "UNIT ATTENTION: Bus: 0x%02x TargetID: 0x%02x\n",
2314 (data0 >> 8) & 0xff, data0 & 0xff);
2317 case MPI_EVENT_IOC_BUS_RESET:
2318 /* We generated a bus reset */
2319 mpt_prt(mpt, "IOC Generated Bus Reset Port: %d\n",
2320 (data0 >> 8) & 0xff);
2321 xpt_async(AC_BUS_RESET, mpt->path, NULL);
2324 case MPI_EVENT_EXT_BUS_RESET:
2325 /* Someone else generated a bus reset */
2326 mpt_prt(mpt, "External Bus Reset Detected\n");
2328 * These replies don't return EventData like the MPI
2331 xpt_async(AC_BUS_RESET, mpt->path, NULL);
2334 case MPI_EVENT_RESCAN:
2339 * In general this means a device has been added to the loop.
2341 mpt_prt(mpt, "Rescan Port: %d\n", (data0 >> 8) & 0xff);
2342 if (mpt->ready == 0) {
2345 if (mpt->phydisk_sim) {
2346 pathid = cam_sim_path(mpt->phydisk_sim);
2348 pathid = cam_sim_path(mpt->sim);
2351 * Allocate a CCB, create a wildcard path for this bus,
2352 * and schedule a rescan.
2354 ccb = xpt_alloc_ccb_nowait();
2356 mpt_prt(mpt, "unable to alloc CCB for rescan\n");
2360 if (xpt_create_path(&ccb->ccb_h.path, NULL, pathid,
2361 CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD) != CAM_REQ_CMP) {
2362 mpt_prt(mpt, "unable to create path for rescan\n");
2370 case MPI_EVENT_LINK_STATUS_CHANGE:
2371 mpt_prt(mpt, "Port %d: LinkState: %s\n",
2372 (data1 >> 8) & 0xff,
2373 ((data0 & 0xff) == 0)? "Failed" : "Active");
2376 case MPI_EVENT_LOOP_STATE_CHANGE:
2377 switch ((data0 >> 16) & 0xff) {
2380 "Port 0x%x: FC LinkEvent: LIP(%02x,%02x) "
2381 "(Loop Initialization)\n",
2382 (data1 >> 8) & 0xff,
2383 (data0 >> 8) & 0xff,
2385 switch ((data0 >> 8) & 0xff) {
2387 if ((data0 & 0xff) == 0xF7) {
2388 mpt_prt(mpt, "Device needs AL_PA\n");
2390 mpt_prt(mpt, "Device %02x doesn't like "
2396 if ((data0 & 0xff) == 0xF7) {
2397 mpt_prt(mpt, "Device had loop failure "
2398 "at its receiver prior to acquiring"
2401 mpt_prt(mpt, "Device %02x detected loop"
2402 " failure at its receiver\n",
2407 mpt_prt(mpt, "Device %02x requests that device "
2408 "%02x reset itself\n",
2410 (data0 >> 8) & 0xFF);
2415 mpt_prt(mpt, "Port 0x%x: FC LinkEvent: "
2416 "LPE(%02x,%02x) (Loop Port Enable)\n",
2417 (data1 >> 8) & 0xff, /* Port */
2418 (data0 >> 8) & 0xff, /* Character 3 */
2419 (data0 ) & 0xff /* Character 4 */);
2422 mpt_prt(mpt, "Port 0x%x: FC LinkEvent: "
2423 "LPB(%02x,%02x) (Loop Port Bypass)\n",
2424 (data1 >> 8) & 0xff, /* Port */
2425 (data0 >> 8) & 0xff, /* Character 3 */
2426 (data0 ) & 0xff /* Character 4 */);
2429 mpt_prt(mpt, "Port 0x%x: FC LinkEvent: Unknown "
2430 "FC event (%02x %02x %02x)\n",
2431 (data1 >> 8) & 0xff, /* Port */
2432 (data0 >> 16) & 0xff, /* Event */
2433 (data0 >> 8) & 0xff, /* Character 3 */
2434 (data0 ) & 0xff /* Character 4 */);
2438 case MPI_EVENT_LOGOUT:
2439 mpt_prt(mpt, "FC Logout Port: %d N_PortID: %02x\n",
2440 (data1 >> 8) & 0xff, data0);
2442 case MPI_EVENT_QUEUE_FULL:
2444 struct cam_sim *sim;
2445 struct cam_path *tmppath;
2446 struct ccb_relsim crs;
2447 PTR_EVENT_DATA_QUEUE_FULL pqf;
2450 pqf = (PTR_EVENT_DATA_QUEUE_FULL)msg->Data;
2451 pqf->CurrentDepth = le16toh(pqf->CurrentDepth);
2453 mpt_prt(mpt, "QUEUE FULL EVENT: Bus 0x%02x Target 0x%02x "
2455 pqf->Bus, pqf->TargetID, pqf->CurrentDepth);
2457 if (mpt->phydisk_sim && mpt_is_raid_member(mpt,
2458 pqf->TargetID) != 0) {
2459 sim = mpt->phydisk_sim;
2463 for (lun_id = 0; lun_id < MPT_MAX_LUNS; lun_id++) {
2464 if (xpt_create_path(&tmppath, NULL, cam_sim_path(sim),
2465 pqf->TargetID, lun_id) != CAM_REQ_CMP) {
2466 mpt_prt(mpt, "unable to create a path to send "
2470 xpt_setup_ccb(&crs.ccb_h, tmppath, 5);
2471 crs.ccb_h.func_code = XPT_REL_SIMQ;
2472 crs.ccb_h.flags = CAM_DEV_QFREEZE;
2473 crs.release_flags = RELSIM_ADJUST_OPENINGS;
2474 crs.openings = pqf->CurrentDepth - 1;
2475 xpt_action((union ccb *)&crs);
2476 if (crs.ccb_h.status != CAM_REQ_CMP) {
2477 mpt_prt(mpt, "XPT_REL_SIMQ failed\n");
2479 xpt_free_path(tmppath);
2483 case MPI_EVENT_IR_RESYNC_UPDATE:
2484 mpt_prt(mpt, "IR resync update %d completed\n",
2485 (data0 >> 16) & 0xff);
2487 case MPI_EVENT_SAS_DEVICE_STATUS_CHANGE:
2490 struct cam_sim *sim;
2491 struct cam_path *tmppath;
2492 PTR_EVENT_DATA_SAS_DEVICE_STATUS_CHANGE psdsc;
2494 psdsc = (PTR_EVENT_DATA_SAS_DEVICE_STATUS_CHANGE)msg->Data;
2495 if (mpt->phydisk_sim && mpt_is_raid_member(mpt,
2496 psdsc->TargetID) != 0)
2497 sim = mpt->phydisk_sim;
2500 switch(psdsc->ReasonCode) {
2501 case MPI_EVENT_SAS_DEV_STAT_RC_ADDED:
2502 ccb = xpt_alloc_ccb_nowait();
2505 "unable to alloc CCB for rescan\n");
2508 if (xpt_create_path(&ccb->ccb_h.path, NULL,
2509 cam_sim_path(sim), psdsc->TargetID,
2510 CAM_LUN_WILDCARD) != CAM_REQ_CMP) {
2512 "unable to create path for rescan\n");
2518 case MPI_EVENT_SAS_DEV_STAT_RC_NOT_RESPONDING:
2519 if (xpt_create_path(&tmppath, NULL, cam_sim_path(sim),
2520 psdsc->TargetID, CAM_LUN_WILDCARD) !=
2523 "unable to create path for async event");
2526 xpt_async(AC_LOST_DEVICE, tmppath, NULL);
2527 xpt_free_path(tmppath);
2529 case MPI_EVENT_SAS_DEV_STAT_RC_CMPL_INTERNAL_DEV_RESET:
2530 case MPI_EVENT_SAS_DEV_STAT_RC_CMPL_TASK_ABORT_INTERNAL:
2531 case MPI_EVENT_SAS_DEV_STAT_RC_INTERNAL_DEVICE_RESET:
2534 mpt_lprt(mpt, MPT_PRT_WARN,
2535 "SAS device status change: Bus: 0x%02x TargetID: "
2536 "0x%02x ReasonCode: 0x%02x\n", psdsc->Bus,
2537 psdsc->TargetID, psdsc->ReasonCode);
2542 case MPI_EVENT_SAS_DISCOVERY_ERROR:
2544 PTR_EVENT_DATA_DISCOVERY_ERROR pde;
2546 pde = (PTR_EVENT_DATA_DISCOVERY_ERROR)msg->Data;
2547 pde->DiscoveryStatus = le32toh(pde->DiscoveryStatus);
2548 mpt_lprt(mpt, MPT_PRT_WARN,
2549 "SAS discovery error: Port: 0x%02x Status: 0x%08x\n",
2550 pde->Port, pde->DiscoveryStatus);
2553 case MPI_EVENT_EVENT_CHANGE:
2554 case MPI_EVENT_INTEGRATED_RAID:
2556 case MPI_EVENT_LOG_ENTRY_ADDED:
2557 case MPI_EVENT_SAS_DISCOVERY:
2558 case MPI_EVENT_SAS_PHY_LINK_STATUS:
2559 case MPI_EVENT_SAS_SES:
2562 mpt_lprt(mpt, MPT_PRT_WARN, "mpt_cam_event: 0x%x\n",
2570 * Reply path for all SCSI I/O requests, called from our
2571 * interrupt handler by extracting our handler index from
2572 * the MsgContext field of the reply from the IOC.
2574 * This routine is optimized for the common case of a
2575 * completion without error. All exception handling is
2576 * offloaded to non-inlined helper routines to minimize
2580 mpt_scsi_reply_handler(struct mpt_softc *mpt, request_t *req,
2581 uint32_t reply_desc, MSG_DEFAULT_REPLY *reply_frame)
2583 MSG_SCSI_IO_REQUEST *scsi_req;
2586 if (req->state == REQ_STATE_FREE) {
2587 mpt_prt(mpt, "mpt_scsi_reply_handler: req already free\n");
2591 scsi_req = (MSG_SCSI_IO_REQUEST *)req->req_vbuf;
2594 mpt_prt(mpt, "mpt_scsi_reply_handler: req %p:%u with no ccb\n",
2599 mpt_req_untimeout(req, mpt_timeout, ccb);
2600 ccb->ccb_h.status &= ~CAM_SIM_QUEUED;
2602 if ((ccb->ccb_h.flags & CAM_DIR_MASK) != CAM_DIR_NONE) {
2603 bus_dmasync_op_t op;
2605 if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN)
2606 op = BUS_DMASYNC_POSTREAD;
2608 op = BUS_DMASYNC_POSTWRITE;
2609 bus_dmamap_sync(mpt->buffer_dmat, req->dmap, op);
2610 bus_dmamap_unload(mpt->buffer_dmat, req->dmap);
2613 if (reply_frame == NULL) {
2615 * Context only reply, completion without error status.
2617 ccb->csio.resid = 0;
2618 mpt_set_ccb_status(ccb, CAM_REQ_CMP);
2619 ccb->csio.scsi_status = SCSI_STATUS_OK;
2621 mpt_scsi_reply_frame_handler(mpt, req, reply_frame);
2624 if (mpt->outofbeer) {
2625 ccb->ccb_h.status |= CAM_RELEASE_SIMQ;
2627 mpt_lprt(mpt, MPT_PRT_DEBUG, "THAWQ\n");
2629 if (scsi_req->CDB[0] == INQUIRY && (scsi_req->CDB[1] & SI_EVPD) == 0) {
2630 struct scsi_inquiry_data *iq =
2631 (struct scsi_inquiry_data *)ccb->csio.data_ptr;
2632 if (scsi_req->Function ==
2633 MPI_FUNCTION_RAID_SCSI_IO_PASSTHROUGH) {
2635 * Fake out the device type so that only the
2636 * pass-thru device will attach.
2638 iq->device &= ~0x1F;
2639 iq->device |= T_NODEVICE;
2642 if (mpt->verbose == MPT_PRT_DEBUG) {
2643 mpt_prt(mpt, "mpt_scsi_reply_handler: %p:%u complete\n",
2646 KASSERT(ccb->ccb_h.status, ("zero ccb sts at %d", __LINE__));
2648 if ((req->state & REQ_STATE_TIMEDOUT) == 0) {
2649 TAILQ_REMOVE(&mpt->request_pending_list, req, links);
2651 mpt_prt(mpt, "completing timedout/aborted req %p:%u\n",
2653 TAILQ_REMOVE(&mpt->request_timeout_list, req, links);
2655 KASSERT((req->state & REQ_STATE_NEED_WAKEUP) == 0,
2656 ("CCB req needed wakeup"));
2658 mpt_req_not_spcl(mpt, req, "mpt_scsi_reply_handler", __LINE__);
2660 mpt_free_request(mpt, req);
2665 mpt_scsi_tmf_reply_handler(struct mpt_softc *mpt, request_t *req,
2666 uint32_t reply_desc, MSG_DEFAULT_REPLY *reply_frame)
2668 MSG_SCSI_TASK_MGMT_REPLY *tmf_reply;
2670 KASSERT(req == mpt->tmf_req, ("TMF Reply not using mpt->tmf_req"));
2672 mpt_req_not_spcl(mpt, req, "mpt_scsi_tmf_reply_handler", __LINE__);
2674 tmf_reply = (MSG_SCSI_TASK_MGMT_REPLY *)reply_frame;
2675 /* Record IOC Status and Response Code of TMF for any waiters. */
2676 req->IOCStatus = le16toh(tmf_reply->IOCStatus);
2677 req->ResponseCode = tmf_reply->ResponseCode;
2679 mpt_lprt(mpt, MPT_PRT_DEBUG, "TMF complete: req %p:%u status 0x%x\n",
2680 req, req->serno, le16toh(tmf_reply->IOCStatus));
2681 TAILQ_REMOVE(&mpt->request_pending_list, req, links);
2682 if ((req->state & REQ_STATE_NEED_WAKEUP) != 0) {
2683 req->state |= REQ_STATE_DONE;
2686 mpt->tmf_req->state = REQ_STATE_FREE;
2692 * XXX: Move to definitions file
2710 mpt_fc_els_send_response(struct mpt_softc *mpt, request_t *req,
2711 PTR_MSG_LINK_SERVICE_BUFFER_POST_REPLY rp, U8 length)
2714 MSG_LINK_SERVICE_RSP_REQUEST tmp;
2715 PTR_MSG_LINK_SERVICE_RSP_REQUEST rsp;
2718 * We are going to reuse the ELS request to send this response back.
2721 memset(rsp, 0, sizeof(*rsp));
2723 #ifdef USE_IMMEDIATE_LINK_DATA
2725 * Apparently the IMMEDIATE stuff doesn't seem to work.
2727 rsp->RspFlags = LINK_SERVICE_RSP_FLAGS_IMMEDIATE;
2729 rsp->RspLength = length;
2730 rsp->Function = MPI_FUNCTION_FC_LINK_SRVC_RSP;
2731 rsp->MsgContext = htole32(req->index | fc_els_handler_id);
2734 * Copy over information from the original reply frame to
2735 * it's correct place in the response.
2737 memcpy((U8 *)rsp + 0x0c, (U8 *)rp + 0x1c, 24);
2740 * And now copy back the temporary area to the original frame.
2742 memcpy(req->req_vbuf, rsp, sizeof (MSG_LINK_SERVICE_RSP_REQUEST));
2743 rsp = req->req_vbuf;
2745 #ifdef USE_IMMEDIATE_LINK_DATA
2746 memcpy((U8 *)&rsp->SGL, &((U8 *)req->req_vbuf)[MPT_RQSL(mpt)], length);
2749 PTR_SGE_SIMPLE32 se = (PTR_SGE_SIMPLE32) &rsp->SGL;
2750 bus_addr_t paddr = req->req_pbuf;
2751 paddr += MPT_RQSL(mpt);
2754 MPI_SGE_FLAGS_HOST_TO_IOC |
2755 MPI_SGE_FLAGS_SIMPLE_ELEMENT |
2756 MPI_SGE_FLAGS_LAST_ELEMENT |
2757 MPI_SGE_FLAGS_END_OF_LIST |
2758 MPI_SGE_FLAGS_END_OF_BUFFER;
2759 fl <<= MPI_SGE_FLAGS_SHIFT;
2761 se->FlagsLength = htole32(fl);
2762 se->Address = htole32((uint32_t) paddr);
2769 mpt_send_cmd(mpt, req);
2773 mpt_fc_els_reply_handler(struct mpt_softc *mpt, request_t *req,
2774 uint32_t reply_desc, MSG_DEFAULT_REPLY *reply_frame)
2776 PTR_MSG_LINK_SERVICE_BUFFER_POST_REPLY rp =
2777 (PTR_MSG_LINK_SERVICE_BUFFER_POST_REPLY) reply_frame;
2781 U16 status = le16toh(reply_frame->IOCStatus);
2784 int do_refresh = TRUE;
2787 KASSERT(mpt_req_on_free_list(mpt, req) == 0,
2788 ("fc_els_reply_handler: req %p:%u for function %x on freelist!",
2789 req, req->serno, rp->Function));
2790 if (rp->Function != MPI_FUNCTION_FC_PRIMITIVE_SEND) {
2791 mpt_req_spcl(mpt, req, "fc_els_reply_handler", __LINE__);
2793 mpt_req_not_spcl(mpt, req, "fc_els_reply_handler", __LINE__);
2796 mpt_lprt(mpt, MPT_PRT_DEBUG,
2797 "FC_ELS Complete: req %p:%u, reply %p function %x\n",
2798 req, req->serno, reply_frame, reply_frame->Function);
2800 if (status != MPI_IOCSTATUS_SUCCESS) {
2801 mpt_prt(mpt, "ELS REPLY STATUS 0x%x for Function %x\n",
2802 status, reply_frame->Function);
2803 if (status == MPI_IOCSTATUS_INVALID_STATE) {
2805 * XXX: to get around shutdown issue
2814 * If the function of a link service response, we recycle the
2815 * response to be a refresh for a new link service request.
2817 * The request pointer is bogus in this case and we have to fetch
2818 * it based upon the TransactionContext.
2820 if (rp->Function == MPI_FUNCTION_FC_LINK_SRVC_RSP) {
2821 /* Freddie Uncle Charlie Katie */
2822 /* We don't get the IOINDEX as part of the Link Svc Rsp */
2823 for (ioindex = 0; ioindex < mpt->els_cmds_allocated; ioindex++)
2824 if (mpt->els_cmd_ptrs[ioindex] == req) {
2828 KASSERT(ioindex < mpt->els_cmds_allocated,
2829 ("can't find my mommie!"));
2831 /* remove from active list as we're going to re-post it */
2832 TAILQ_REMOVE(&mpt->request_pending_list, req, links);
2833 req->state &= ~REQ_STATE_QUEUED;
2834 req->state |= REQ_STATE_DONE;
2835 mpt_fc_post_els(mpt, req, ioindex);
2839 if (rp->Function == MPI_FUNCTION_FC_PRIMITIVE_SEND) {
2840 /* remove from active list as we're done */
2841 TAILQ_REMOVE(&mpt->request_pending_list, req, links);
2842 req->state &= ~REQ_STATE_QUEUED;
2843 req->state |= REQ_STATE_DONE;
2844 if (req->state & REQ_STATE_TIMEDOUT) {
2845 mpt_lprt(mpt, MPT_PRT_DEBUG,
2846 "Sync Primitive Send Completed After Timeout\n");
2847 mpt_free_request(mpt, req);
2848 } else if ((req->state & REQ_STATE_NEED_WAKEUP) == 0) {
2849 mpt_lprt(mpt, MPT_PRT_DEBUG,
2850 "Async Primitive Send Complete\n");
2851 mpt_free_request(mpt, req);
2853 mpt_lprt(mpt, MPT_PRT_DEBUG,
2854 "Sync Primitive Send Complete- Waking Waiter\n");
2860 if (rp->Function != MPI_FUNCTION_FC_LINK_SRVC_BUF_POST) {
2861 mpt_prt(mpt, "unexpected ELS_REPLY: Function 0x%x Flags %x "
2862 "Length %d Message Flags %x\n", rp->Function, rp->Flags,
2863 rp->MsgLength, rp->MsgFlags);
2867 if (rp->MsgLength <= 5) {
2869 * This is just a ack of an original ELS buffer post
2871 mpt_lprt(mpt, MPT_PRT_DEBUG,
2872 "RECV'd ACK of FC_ELS buf post %p:%u\n", req, req->serno);
2877 rctl = (le32toh(rp->Rctl_Did) & MPI_FC_RCTL_MASK) >> MPI_FC_RCTL_SHIFT;
2878 type = (le32toh(rp->Type_Fctl) & MPI_FC_TYPE_MASK) >> MPI_FC_TYPE_SHIFT;
2880 elsbuf = &((U32 *)req->req_vbuf)[MPT_RQSL(mpt)/sizeof (U32)];
2881 cmd = be32toh(elsbuf[0]) >> 24;
2883 if (rp->Flags & MPI_LS_BUF_POST_REPLY_FLAG_NO_RSP_NEEDED) {
2884 mpt_lprt(mpt, MPT_PRT_ALWAYS, "ELS_REPLY: response unneeded\n");
2888 ioindex = le32toh(rp->TransactionContext);
2889 req = mpt->els_cmd_ptrs[ioindex];
2891 if (rctl == ELS && type == 1) {
2895 * Send back a PRLI ACC
2897 mpt_prt(mpt, "PRLI from 0x%08x%08x\n",
2898 le32toh(rp->Wwn.PortNameHigh),
2899 le32toh(rp->Wwn.PortNameLow));
2900 elsbuf[0] = htobe32(0x02100014);
2901 elsbuf[1] |= htobe32(0x00000100);
2902 elsbuf[4] = htobe32(0x00000002);
2903 if (mpt->role & MPT_ROLE_TARGET)
2904 elsbuf[4] |= htobe32(0x00000010);
2905 if (mpt->role & MPT_ROLE_INITIATOR)
2906 elsbuf[4] |= htobe32(0x00000020);
2907 /* remove from active list as we're done */
2908 TAILQ_REMOVE(&mpt->request_pending_list, req, links);
2909 req->state &= ~REQ_STATE_QUEUED;
2910 req->state |= REQ_STATE_DONE;
2911 mpt_fc_els_send_response(mpt, req, rp, 20);
2915 memset(elsbuf, 0, 5 * (sizeof (U32)));
2916 elsbuf[0] = htobe32(0x02100014);
2917 elsbuf[1] = htobe32(0x08000100);
2918 mpt_prt(mpt, "PRLO from 0x%08x%08x\n",
2919 le32toh(rp->Wwn.PortNameHigh),
2920 le32toh(rp->Wwn.PortNameLow));
2921 /* remove from active list as we're done */
2922 TAILQ_REMOVE(&mpt->request_pending_list, req, links);
2923 req->state &= ~REQ_STATE_QUEUED;
2924 req->state |= REQ_STATE_DONE;
2925 mpt_fc_els_send_response(mpt, req, rp, 20);
2929 mpt_prt(mpt, "ELS TYPE 1 COMMAND: %x\n", cmd);
2932 } else if (rctl == ABTS && type == 0) {
2933 uint16_t rx_id = le16toh(rp->Rxid);
2934 uint16_t ox_id = le16toh(rp->Oxid);
2935 request_t *tgt_req = NULL;
2938 "ELS: ABTS OX_ID 0x%x RX_ID 0x%x from 0x%08x%08x\n",
2939 ox_id, rx_id, le32toh(rp->Wwn.PortNameHigh),
2940 le32toh(rp->Wwn.PortNameLow));
2941 if (rx_id >= mpt->mpt_max_tgtcmds) {
2942 mpt_prt(mpt, "Bad RX_ID 0x%x\n", rx_id);
2943 } else if (mpt->tgt_cmd_ptrs == NULL) {
2944 mpt_prt(mpt, "No TGT CMD PTRS\n");
2946 tgt_req = mpt->tgt_cmd_ptrs[rx_id];
2949 mpt_tgt_state_t *tgt = MPT_TGT_STATE(mpt, tgt_req);
2954 * Check to make sure we have the correct command
2955 * The reply descriptor in the target state should
2956 * should contain an IoIndex that should match the
2959 * It'd be nice to have OX_ID to crosscheck with
2962 ct_id = GET_IO_INDEX(tgt->reply_desc);
2964 if (ct_id != rx_id) {
2965 mpt_lprt(mpt, MPT_PRT_ERROR, "ABORT Mismatch: "
2966 "RX_ID received=0x%x; RX_ID in cmd=0x%x\n",
2974 "CCB (%p): lun %jx flags %x status %x\n",
2975 ccb, (uintmax_t)ccb->ccb_h.target_lun,
2976 ccb->ccb_h.flags, ccb->ccb_h.status);
2978 mpt_prt(mpt, "target state 0x%x resid %u xfrd %u rpwrd "
2979 "%x nxfers %x\n", tgt->state,
2980 tgt->resid, tgt->bytes_xfered, tgt->reply_desc,
2983 if (mpt_abort_target_cmd(mpt, tgt_req)) {
2984 mpt_prt(mpt, "unable to start TargetAbort\n");
2987 mpt_prt(mpt, "no back pointer for RX_ID 0x%x\n", rx_id);
2989 memset(elsbuf, 0, 5 * (sizeof (U32)));
2990 elsbuf[0] = htobe32(0);
2991 elsbuf[1] = htobe32((ox_id << 16) | rx_id);
2992 elsbuf[2] = htobe32(0x000ffff);
2994 * Dork with the reply frame so that the response to it
2997 rp->Rctl_Did += ((BA_ACC - ABTS) << MPI_FC_RCTL_SHIFT);
2998 /* remove from active list as we're done */
2999 TAILQ_REMOVE(&mpt->request_pending_list, req, links);
3000 req->state &= ~REQ_STATE_QUEUED;
3001 req->state |= REQ_STATE_DONE;
3002 mpt_fc_els_send_response(mpt, req, rp, 12);
3005 mpt_prt(mpt, "ELS: RCTL %x TYPE %x CMD %x\n", rctl, type, cmd);
3007 if (do_refresh == TRUE) {
3008 /* remove from active list as we're done */
3009 TAILQ_REMOVE(&mpt->request_pending_list, req, links);
3010 req->state &= ~REQ_STATE_QUEUED;
3011 req->state |= REQ_STATE_DONE;
3012 mpt_fc_post_els(mpt, req, ioindex);
3018 * Clean up all SCSI Initiator personality state in response
3019 * to a controller reset.
3022 mpt_cam_ioc_reset(struct mpt_softc *mpt, int type)
3026 * The pending list is already run down by
3027 * the generic handler. Perform the same
3028 * operation on the timed out request list.
3030 mpt_complete_request_chain(mpt, &mpt->request_timeout_list,
3031 MPI_IOCSTATUS_INVALID_STATE);
3034 * XXX: We need to repost ELS and Target Command Buffers?
3038 * Inform the XPT that a bus reset has occurred.
3040 xpt_async(AC_BUS_RESET, mpt->path, NULL);
3044 * Parse additional completion information in the reply
3045 * frame for SCSI I/O requests.
3048 mpt_scsi_reply_frame_handler(struct mpt_softc *mpt, request_t *req,
3049 MSG_DEFAULT_REPLY *reply_frame)
3052 MSG_SCSI_IO_REPLY *scsi_io_reply;
3056 MPT_DUMP_REPLY_FRAME(mpt, reply_frame);
3057 KASSERT(reply_frame->Function == MPI_FUNCTION_SCSI_IO_REQUEST
3058 || reply_frame->Function == MPI_FUNCTION_RAID_SCSI_IO_PASSTHROUGH,
3059 ("MPT SCSI I/O Handler called with incorrect reply type"));
3060 KASSERT((reply_frame->MsgFlags & MPI_MSGFLAGS_CONTINUATION_REPLY) == 0,
3061 ("MPT SCSI I/O Handler called with continuation reply"));
3063 scsi_io_reply = (MSG_SCSI_IO_REPLY *)reply_frame;
3064 ioc_status = le16toh(scsi_io_reply->IOCStatus);
3065 ioc_status &= MPI_IOCSTATUS_MASK;
3066 sstate = scsi_io_reply->SCSIState;
3070 ccb->csio.dxfer_len - le32toh(scsi_io_reply->TransferCount);
3072 if ((sstate & MPI_SCSI_STATE_AUTOSENSE_VALID) != 0
3073 && (ccb->ccb_h.flags & (CAM_SENSE_PHYS | CAM_SENSE_PTR)) == 0) {
3074 uint32_t sense_returned;
3076 ccb->ccb_h.status |= CAM_AUTOSNS_VALID;
3078 sense_returned = le32toh(scsi_io_reply->SenseCount);
3079 if (sense_returned < ccb->csio.sense_len)
3080 ccb->csio.sense_resid = ccb->csio.sense_len -
3083 ccb->csio.sense_resid = 0;
3085 bzero(&ccb->csio.sense_data, sizeof(ccb->csio.sense_data));
3086 bcopy(req->sense_vbuf, &ccb->csio.sense_data,
3087 min(ccb->csio.sense_len, sense_returned));
3090 if ((sstate & MPI_SCSI_STATE_QUEUE_TAG_REJECTED) != 0) {
3092 * Tag messages rejected, but non-tagged retry
3095 mpt_set_tags(mpt, devinfo, MPT_QUEUE_NONE);
3099 switch(ioc_status) {
3100 case MPI_IOCSTATUS_SCSI_RESIDUAL_MISMATCH:
3103 * Linux driver indicates that a zero
3104 * transfer length with this error code
3105 * indicates a CRC error.
3107 * No need to swap the bytes for checking
3110 if (scsi_io_reply->TransferCount == 0) {
3111 mpt_set_ccb_status(ccb, CAM_UNCOR_PARITY);
3115 case MPI_IOCSTATUS_SCSI_DATA_UNDERRUN:
3116 case MPI_IOCSTATUS_SUCCESS:
3117 case MPI_IOCSTATUS_SCSI_RECOVERED_ERROR:
3118 if ((sstate & MPI_SCSI_STATE_NO_SCSI_STATUS) != 0) {
3120 * Status was never returned for this transaction.
3122 mpt_set_ccb_status(ccb, CAM_UNEXP_BUSFREE);
3123 } else if (scsi_io_reply->SCSIStatus != SCSI_STATUS_OK) {
3124 ccb->csio.scsi_status = scsi_io_reply->SCSIStatus;
3125 mpt_set_ccb_status(ccb, CAM_SCSI_STATUS_ERROR);
3126 if ((sstate & MPI_SCSI_STATE_AUTOSENSE_FAILED) != 0)
3127 mpt_set_ccb_status(ccb, CAM_AUTOSENSE_FAIL);
3128 } else if ((sstate & MPI_SCSI_STATE_RESPONSE_INFO_VALID) != 0) {
3130 /* XXX Handle SPI-Packet and FCP-2 response info. */
3131 mpt_set_ccb_status(ccb, CAM_REQ_CMP_ERR);
3133 mpt_set_ccb_status(ccb, CAM_REQ_CMP);
3135 case MPI_IOCSTATUS_SCSI_DATA_OVERRUN:
3136 mpt_set_ccb_status(ccb, CAM_DATA_RUN_ERR);
3138 case MPI_IOCSTATUS_SCSI_IO_DATA_ERROR:
3139 mpt_set_ccb_status(ccb, CAM_UNCOR_PARITY);
3141 case MPI_IOCSTATUS_SCSI_DEVICE_NOT_THERE:
3143 * Since selection timeouts and "device really not
3144 * there" are grouped into this error code, report
3145 * selection timeout. Selection timeouts are
3146 * typically retried before giving up on the device
3147 * whereas "device not there" errors are considered
3150 mpt_set_ccb_status(ccb, CAM_SEL_TIMEOUT);
3152 case MPI_IOCSTATUS_SCSI_PROTOCOL_ERROR:
3153 mpt_set_ccb_status(ccb, CAM_SEQUENCE_FAIL);
3155 case MPI_IOCSTATUS_SCSI_INVALID_BUS:
3156 mpt_set_ccb_status(ccb, CAM_PATH_INVALID);
3158 case MPI_IOCSTATUS_SCSI_INVALID_TARGETID:
3159 mpt_set_ccb_status(ccb, CAM_TID_INVALID);
3161 case MPI_IOCSTATUS_SCSI_TASK_MGMT_FAILED:
3162 ccb->ccb_h.status = CAM_UA_TERMIO;
3164 case MPI_IOCSTATUS_INVALID_STATE:
3166 * The IOC has been reset. Emulate a bus reset.
3169 case MPI_IOCSTATUS_SCSI_EXT_TERMINATED:
3170 ccb->ccb_h.status = CAM_SCSI_BUS_RESET;
3172 case MPI_IOCSTATUS_SCSI_TASK_TERMINATED:
3173 case MPI_IOCSTATUS_SCSI_IOC_TERMINATED:
3175 * Don't clobber any timeout status that has
3176 * already been set for this transaction. We
3177 * want the SCSI layer to be able to differentiate
3178 * between the command we aborted due to timeout
3179 * and any innocent bystanders.
3181 if ((ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_INPROG)
3183 mpt_set_ccb_status(ccb, CAM_REQ_TERMIO);
3186 case MPI_IOCSTATUS_INSUFFICIENT_RESOURCES:
3187 mpt_set_ccb_status(ccb, CAM_RESRC_UNAVAIL);
3189 case MPI_IOCSTATUS_BUSY:
3190 mpt_set_ccb_status(ccb, CAM_BUSY);
3192 case MPI_IOCSTATUS_INVALID_FUNCTION:
3193 case MPI_IOCSTATUS_INVALID_SGL:
3194 case MPI_IOCSTATUS_INTERNAL_ERROR:
3195 case MPI_IOCSTATUS_INVALID_FIELD:
3198 * Some of the above may need to kick
3199 * of a recovery action!!!!
3201 ccb->ccb_h.status = CAM_UNREC_HBA_ERROR;
3205 if ((ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) {
3206 mpt_freeze_ccb(ccb);
3213 mpt_action(struct cam_sim *sim, union ccb *ccb)
3215 struct mpt_softc *mpt;
3216 struct ccb_trans_settings *cts;
3221 CAM_DEBUG(ccb->ccb_h.path, CAM_DEBUG_TRACE, ("mpt_action\n"));
3223 mpt = (struct mpt_softc *)cam_sim_softc(sim);
3224 raid_passthru = (sim == mpt->phydisk_sim);
3225 MPT_LOCK_ASSERT(mpt);
3227 tgt = ccb->ccb_h.target_id;
3228 lun = ccb->ccb_h.target_lun;
3229 if (raid_passthru &&
3230 ccb->ccb_h.func_code != XPT_PATH_INQ &&
3231 ccb->ccb_h.func_code != XPT_RESET_BUS &&
3232 ccb->ccb_h.func_code != XPT_RESET_DEV) {
3233 if (mpt_map_physdisk(mpt, ccb, &tgt) != 0) {
3234 ccb->ccb_h.status &= ~CAM_SIM_QUEUED;
3235 mpt_set_ccb_status(ccb, CAM_DEV_NOT_THERE);
3240 ccb->ccb_h.ccb_mpt_ptr = mpt;
3242 switch (ccb->ccb_h.func_code) {
3243 case XPT_SCSI_IO: /* Execute the requested I/O operation */
3245 * Do a couple of preliminary checks...
3247 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) != 0) {
3248 if ((ccb->ccb_h.flags & CAM_CDB_PHYS) != 0) {
3249 ccb->ccb_h.status &= ~CAM_SIM_QUEUED;
3250 mpt_set_ccb_status(ccb, CAM_REQ_INVALID);
3254 /* Max supported CDB length is 16 bytes */
3255 /* XXX Unless we implement the new 32byte message type */
3256 if (ccb->csio.cdb_len >
3257 sizeof (((PTR_MSG_SCSI_IO_REQUEST)0)->CDB)) {
3258 ccb->ccb_h.status &= ~CAM_SIM_QUEUED;
3259 mpt_set_ccb_status(ccb, CAM_REQ_INVALID);
3262 #ifdef MPT_TEST_MULTIPATH
3263 if (mpt->failure_id == ccb->ccb_h.target_id) {
3264 ccb->ccb_h.status &= ~CAM_SIM_QUEUED;
3265 mpt_set_ccb_status(ccb, CAM_SEL_TIMEOUT);
3269 ccb->csio.scsi_status = SCSI_STATUS_OK;
3270 mpt_start(sim, ccb);
3274 if (raid_passthru) {
3275 ccb->ccb_h.status &= ~CAM_SIM_QUEUED;
3276 mpt_set_ccb_status(ccb, CAM_REQ_CMP);
3280 if (ccb->ccb_h.func_code == XPT_RESET_BUS) {
3282 xpt_print(ccb->ccb_h.path, "reset bus\n");
3285 xpt_print(ccb->ccb_h.path, "reset device\n");
3287 (void) mpt_bus_reset(mpt, tgt, lun, FALSE);
3290 * mpt_bus_reset is always successful in that it
3291 * will fall back to a hard reset should a bus
3292 * reset attempt fail.
3294 ccb->ccb_h.status &= ~CAM_SIM_QUEUED;
3295 mpt_set_ccb_status(ccb, CAM_REQ_CMP);
3300 union ccb *accb = ccb->cab.abort_ccb;
3301 switch (accb->ccb_h.func_code) {
3302 case XPT_ACCEPT_TARGET_IO:
3303 case XPT_IMMEDIATE_NOTIFY:
3304 ccb->ccb_h.status = mpt_abort_target_ccb(mpt, ccb);
3306 case XPT_CONT_TARGET_IO:
3307 mpt_prt(mpt, "cannot abort active CTIOs yet\n");
3308 ccb->ccb_h.status = CAM_UA_ABORT;
3311 ccb->ccb_h.status = CAM_UA_ABORT;
3314 ccb->ccb_h.status = CAM_REQ_INVALID;
3320 #define IS_CURRENT_SETTINGS(c) ((c)->type == CTS_TYPE_CURRENT_SETTINGS)
3322 #define DP_DISC_ENABLE 0x1
3323 #define DP_DISC_DISABL 0x2
3324 #define DP_DISC (DP_DISC_ENABLE|DP_DISC_DISABL)
3326 #define DP_TQING_ENABLE 0x4
3327 #define DP_TQING_DISABL 0x8
3328 #define DP_TQING (DP_TQING_ENABLE|DP_TQING_DISABL)
3330 #define DP_WIDE 0x10
3331 #define DP_NARROW 0x20
3332 #define DP_WIDTH (DP_WIDE|DP_NARROW)
3334 #define DP_SYNC 0x40
3336 case XPT_SET_TRAN_SETTINGS: /* Nexus Settings */
3338 struct ccb_trans_settings_scsi *scsi;
3339 struct ccb_trans_settings_spi *spi;
3347 if (mpt->is_fc || mpt->is_sas) {
3348 mpt_set_ccb_status(ccb, CAM_REQ_CMP);
3352 scsi = &cts->proto_specific.scsi;
3353 spi = &cts->xport_specific.spi;
3356 * We can be called just to valid transport and proto versions
3358 if (scsi->valid == 0 && spi->valid == 0) {
3359 mpt_set_ccb_status(ccb, CAM_REQ_CMP);
3364 * Skip attempting settings on RAID volume disks.
3365 * Other devices on the bus get the normal treatment.
3367 if (mpt->phydisk_sim && raid_passthru == 0 &&
3368 mpt_is_raid_volume(mpt, tgt) != 0) {
3369 mpt_lprt(mpt, MPT_PRT_NEGOTIATION,
3370 "no transfer settings for RAID vols\n");
3371 mpt_set_ccb_status(ccb, CAM_REQ_CMP);
3375 i = mpt->mpt_port_page2.PortSettings &
3376 MPI_SCSIPORTPAGE2_PORT_MASK_NEGO_MASTER_SETTINGS;
3377 j = mpt->mpt_port_page2.PortFlags &
3378 MPI_SCSIPORTPAGE2_PORT_FLAGS_DV_MASK;
3379 if (i == MPI_SCSIPORTPAGE2_PORT_ALL_MASTER_SETTINGS &&
3380 j == MPI_SCSIPORTPAGE2_PORT_FLAGS_OFF_DV) {
3381 mpt_lprt(mpt, MPT_PRT_ALWAYS,
3382 "honoring BIOS transfer negotiations\n");
3383 mpt_set_ccb_status(ccb, CAM_REQ_CMP);
3391 if ((spi->valid & CTS_SPI_VALID_DISC) != 0) {
3392 dval |= ((spi->flags & CTS_SPI_FLAGS_DISC_ENB) != 0) ?
3393 DP_DISC_ENABLE : DP_DISC_DISABL;
3396 if ((scsi->valid & CTS_SCSI_VALID_TQ) != 0) {
3397 dval |= ((scsi->flags & CTS_SCSI_FLAGS_TAG_ENB) != 0) ?
3398 DP_TQING_ENABLE : DP_TQING_DISABL;
3401 if ((spi->valid & CTS_SPI_VALID_BUS_WIDTH) != 0) {
3402 dval |= (spi->bus_width == MSG_EXT_WDTR_BUS_16_BIT) ?
3403 DP_WIDE : DP_NARROW;
3406 if (spi->valid & CTS_SPI_VALID_SYNC_OFFSET) {
3408 offset = spi->sync_offset;
3410 PTR_CONFIG_PAGE_SCSI_DEVICE_1 ptr =
3411 &mpt->mpt_dev_page1[tgt];
3412 offset = ptr->RequestedParameters;
3413 offset &= MPI_SCSIDEVPAGE1_RP_MAX_SYNC_OFFSET_MASK;
3414 offset >>= MPI_SCSIDEVPAGE1_RP_SHIFT_MAX_SYNC_OFFSET;
3416 if (spi->valid & CTS_SPI_VALID_SYNC_RATE) {
3418 period = spi->sync_period;
3420 PTR_CONFIG_PAGE_SCSI_DEVICE_1 ptr =
3421 &mpt->mpt_dev_page1[tgt];
3422 period = ptr->RequestedParameters;
3423 period &= MPI_SCSIDEVPAGE1_RP_MIN_SYNC_PERIOD_MASK;
3424 period >>= MPI_SCSIDEVPAGE1_RP_SHIFT_MIN_SYNC_PERIOD;
3427 if (dval & DP_DISC_ENABLE) {
3428 mpt->mpt_disc_enable |= (1 << tgt);
3429 } else if (dval & DP_DISC_DISABL) {
3430 mpt->mpt_disc_enable &= ~(1 << tgt);
3432 if (dval & DP_TQING_ENABLE) {
3433 mpt->mpt_tag_enable |= (1 << tgt);
3434 } else if (dval & DP_TQING_DISABL) {
3435 mpt->mpt_tag_enable &= ~(1 << tgt);
3437 if (dval & DP_WIDTH) {
3438 mpt_setwidth(mpt, tgt, 1);
3440 if (dval & DP_SYNC) {
3441 mpt_setsync(mpt, tgt, period, offset);
3444 mpt_set_ccb_status(ccb, CAM_REQ_CMP);
3447 mpt_lprt(mpt, MPT_PRT_NEGOTIATION,
3448 "set [%d]: 0x%x period 0x%x offset %d\n",
3449 tgt, dval, period, offset);
3450 if (mpt_update_spi_config(mpt, tgt)) {
3451 mpt_set_ccb_status(ccb, CAM_REQ_CMP_ERR);
3453 mpt_set_ccb_status(ccb, CAM_REQ_CMP);
3457 case XPT_GET_TRAN_SETTINGS:
3459 struct ccb_trans_settings_scsi *scsi;
3461 cts->protocol = PROTO_SCSI;
3463 struct ccb_trans_settings_fc *fc =
3464 &cts->xport_specific.fc;
3465 cts->protocol_version = SCSI_REV_SPC;
3466 cts->transport = XPORT_FC;
3467 cts->transport_version = 0;
3468 fc->valid = CTS_FC_VALID_SPEED;
3469 fc->bitrate = 100000;
3470 } else if (mpt->is_sas) {
3471 struct ccb_trans_settings_sas *sas =
3472 &cts->xport_specific.sas;
3473 cts->protocol_version = SCSI_REV_SPC2;
3474 cts->transport = XPORT_SAS;
3475 cts->transport_version = 0;
3476 sas->valid = CTS_SAS_VALID_SPEED;
3477 sas->bitrate = 300000;
3479 cts->protocol_version = SCSI_REV_2;
3480 cts->transport = XPORT_SPI;
3481 cts->transport_version = 2;
3482 if (mpt_get_spi_settings(mpt, cts) != 0) {
3483 mpt_set_ccb_status(ccb, CAM_REQ_CMP_ERR);
3487 scsi = &cts->proto_specific.scsi;
3488 scsi->valid = CTS_SCSI_VALID_TQ;
3489 scsi->flags = CTS_SCSI_FLAGS_TAG_ENB;
3490 mpt_set_ccb_status(ccb, CAM_REQ_CMP);
3493 case XPT_CALC_GEOMETRY:
3495 struct ccb_calc_geometry *ccg;
3498 if (ccg->block_size == 0) {
3499 ccb->ccb_h.status &= ~CAM_SIM_QUEUED;
3500 mpt_set_ccb_status(ccb, CAM_REQ_INVALID);
3503 cam_calc_geometry(ccg, /* extended */ 1);
3504 KASSERT(ccb->ccb_h.status, ("zero ccb sts at %d", __LINE__));
3507 case XPT_PATH_INQ: /* Path routing inquiry */
3509 struct ccb_pathinq *cpi = &ccb->cpi;
3511 cpi->version_num = 1;
3512 cpi->target_sprt = 0;
3513 cpi->hba_eng_cnt = 0;
3514 cpi->max_target = mpt->port_facts[0].MaxDevices - 1;
3515 cpi->maxio = (mpt->max_cam_seg_cnt - 1) * PAGE_SIZE;
3517 * FC cards report MAX_DEVICES of 512, but
3518 * the MSG_SCSI_IO_REQUEST target id field
3519 * is only 8 bits. Until we fix the driver
3520 * to support 'channels' for bus overflow,
3523 if (cpi->max_target > 255) {
3524 cpi->max_target = 255;
3528 * VMware ESX reports > 16 devices and then dies when we probe.
3530 if (mpt->is_spi && cpi->max_target > 15) {
3531 cpi->max_target = 15;
3536 cpi->max_lun = MPT_MAX_LUNS;
3537 cpi->initiator_id = mpt->mpt_ini_id;
3538 cpi->bus_id = cam_sim_bus(sim);
3541 * The base speed is the speed of the underlying connection.
3543 cpi->protocol = PROTO_SCSI;
3545 cpi->hba_misc = PIM_NOBUSRESET | PIM_UNMAPPED;
3546 cpi->base_transfer_speed = 100000;
3547 cpi->hba_inquiry = PI_TAG_ABLE;
3548 cpi->transport = XPORT_FC;
3549 cpi->transport_version = 0;
3550 cpi->protocol_version = SCSI_REV_SPC;
3551 } else if (mpt->is_sas) {
3552 cpi->hba_misc = PIM_NOBUSRESET | PIM_UNMAPPED;
3553 cpi->base_transfer_speed = 300000;
3554 cpi->hba_inquiry = PI_TAG_ABLE;
3555 cpi->transport = XPORT_SAS;
3556 cpi->transport_version = 0;
3557 cpi->protocol_version = SCSI_REV_SPC2;
3559 cpi->hba_misc = PIM_SEQSCAN | PIM_UNMAPPED;
3560 cpi->base_transfer_speed = 3300;
3561 cpi->hba_inquiry = PI_SDTR_ABLE|PI_TAG_ABLE|PI_WIDE_16;
3562 cpi->transport = XPORT_SPI;
3563 cpi->transport_version = 2;
3564 cpi->protocol_version = SCSI_REV_2;
3568 * We give our fake RAID passhtru bus a width that is MaxVolumes
3569 * wide and restrict it to one lun.
3571 if (raid_passthru) {
3572 cpi->max_target = mpt->ioc_page2->MaxPhysDisks - 1;
3573 cpi->initiator_id = cpi->max_target + 1;
3577 if ((mpt->role & MPT_ROLE_INITIATOR) == 0) {
3578 cpi->hba_misc |= PIM_NOINITIATOR;
3580 if (mpt->is_fc && (mpt->role & MPT_ROLE_TARGET)) {
3582 PIT_PROCESSOR | PIT_DISCONNECT | PIT_TERM_IO;
3584 cpi->target_sprt = 0;
3586 strlcpy(cpi->sim_vid, "FreeBSD", SIM_IDLEN);
3587 strlcpy(cpi->hba_vid, "LSI", HBA_IDLEN);
3588 strlcpy(cpi->dev_name, cam_sim_name(sim), DEV_IDLEN);
3589 cpi->unit_number = cam_sim_unit(sim);
3590 cpi->ccb_h.status = CAM_REQ_CMP;
3593 case XPT_EN_LUN: /* Enable LUN as a target */
3597 if (ccb->cel.enable)
3598 result = mpt_enable_lun(mpt,
3599 ccb->ccb_h.target_id, ccb->ccb_h.target_lun);
3601 result = mpt_disable_lun(mpt,
3602 ccb->ccb_h.target_id, ccb->ccb_h.target_lun);
3604 mpt_set_ccb_status(ccb, CAM_REQ_CMP);
3606 mpt_set_ccb_status(ccb, CAM_REQ_CMP_ERR);
3610 case XPT_NOTIFY_ACKNOWLEDGE: /* recycle notify ack */
3611 case XPT_IMMEDIATE_NOTIFY: /* Add Immediate Notify Resource */
3612 case XPT_ACCEPT_TARGET_IO: /* Add Accept Target IO Resource */
3614 tgt_resource_t *trtp;
3615 lun_id_t lun = ccb->ccb_h.target_lun;
3616 ccb->ccb_h.sim_priv.entries[0].field = 0;
3617 ccb->ccb_h.sim_priv.entries[1].ptr = mpt;
3619 if (lun == CAM_LUN_WILDCARD) {
3620 if (ccb->ccb_h.target_id != CAM_TARGET_WILDCARD) {
3621 mpt_set_ccb_status(ccb, CAM_REQ_INVALID);
3624 trtp = &mpt->trt_wildcard;
3625 } else if (lun >= MPT_MAX_LUNS) {
3626 mpt_set_ccb_status(ccb, CAM_REQ_INVALID);
3629 trtp = &mpt->trt[lun];
3631 if (ccb->ccb_h.func_code == XPT_ACCEPT_TARGET_IO) {
3632 mpt_lprt(mpt, MPT_PRT_DEBUG1,
3633 "Put FREE ATIO %p lun %jx\n", ccb, (uintmax_t)lun);
3634 STAILQ_INSERT_TAIL(&trtp->atios, &ccb->ccb_h,
3636 } else if (ccb->ccb_h.func_code == XPT_IMMEDIATE_NOTIFY) {
3637 mpt_lprt(mpt, MPT_PRT_DEBUG1,
3638 "Put FREE INOT lun %jx\n", (uintmax_t)lun);
3639 STAILQ_INSERT_TAIL(&trtp->inots, &ccb->ccb_h,
3642 mpt_lprt(mpt, MPT_PRT_ALWAYS, "Got Notify ACK\n");
3644 mpt_set_ccb_status(ccb, CAM_REQ_INPROG);
3647 case XPT_CONT_TARGET_IO:
3648 mpt_target_start_io(mpt, ccb);
3652 ccb->ccb_h.status = CAM_REQ_INVALID;
3659 mpt_get_spi_settings(struct mpt_softc *mpt, struct ccb_trans_settings *cts)
3661 struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi;
3662 struct ccb_trans_settings_spi *spi = &cts->xport_specific.spi;
3664 uint32_t dval, pval, oval;
3667 if (IS_CURRENT_SETTINGS(cts) == 0) {
3668 tgt = cts->ccb_h.target_id;
3669 } else if (xpt_path_sim(cts->ccb_h.path) == mpt->phydisk_sim) {
3670 if (mpt_map_physdisk(mpt, (union ccb *)cts, &tgt)) {
3674 tgt = cts->ccb_h.target_id;
3678 * We aren't looking at Port Page 2 BIOS settings here-
3679 * sometimes these have been known to be bogus XXX.
3681 * For user settings, we pick the max from port page 0
3683 * For current settings we read the current settings out from
3684 * device page 0 for that target.
3686 if (IS_CURRENT_SETTINGS(cts)) {
3687 CONFIG_PAGE_SCSI_DEVICE_0 tmp;
3690 tmp = mpt->mpt_dev_page0[tgt];
3691 rv = mpt_read_cur_cfg_page(mpt, tgt, &tmp.Header,
3692 sizeof(tmp), FALSE, 5000);
3694 mpt_prt(mpt, "can't get tgt %d config page 0\n", tgt);
3697 mpt2host_config_page_scsi_device_0(&tmp);
3699 mpt_lprt(mpt, MPT_PRT_DEBUG,
3700 "mpt_get_spi_settings[%d]: current NP %x Info %x\n", tgt,
3701 tmp.NegotiatedParameters, tmp.Information);
3702 dval |= (tmp.NegotiatedParameters & MPI_SCSIDEVPAGE0_NP_WIDE) ?
3703 DP_WIDE : DP_NARROW;
3704 dval |= (mpt->mpt_disc_enable & (1 << tgt)) ?
3705 DP_DISC_ENABLE : DP_DISC_DISABL;
3706 dval |= (mpt->mpt_tag_enable & (1 << tgt)) ?
3707 DP_TQING_ENABLE : DP_TQING_DISABL;
3708 oval = tmp.NegotiatedParameters;
3709 oval &= MPI_SCSIDEVPAGE0_NP_NEG_SYNC_OFFSET_MASK;
3710 oval >>= MPI_SCSIDEVPAGE0_NP_SHIFT_SYNC_OFFSET;
3711 pval = tmp.NegotiatedParameters;
3712 pval &= MPI_SCSIDEVPAGE0_NP_NEG_SYNC_PERIOD_MASK;
3713 pval >>= MPI_SCSIDEVPAGE0_NP_SHIFT_SYNC_PERIOD;
3714 mpt->mpt_dev_page0[tgt] = tmp;
3716 dval = DP_WIDE|DP_DISC_ENABLE|DP_TQING_ENABLE|DP_SYNC;
3717 oval = mpt->mpt_port_page0.Capabilities;
3718 oval = MPI_SCSIPORTPAGE0_CAP_GET_MAX_SYNC_OFFSET(oval);
3719 pval = mpt->mpt_port_page0.Capabilities;
3720 pval = MPI_SCSIPORTPAGE0_CAP_GET_MIN_SYNC_PERIOD(pval);
3727 spi->sync_offset = oval;
3728 spi->sync_period = pval;
3729 spi->valid |= CTS_SPI_VALID_SYNC_OFFSET;
3730 spi->valid |= CTS_SPI_VALID_SYNC_RATE;
3731 spi->valid |= CTS_SPI_VALID_BUS_WIDTH;
3732 if (dval & DP_WIDE) {
3733 spi->bus_width = MSG_EXT_WDTR_BUS_16_BIT;
3735 spi->bus_width = MSG_EXT_WDTR_BUS_8_BIT;
3737 if (cts->ccb_h.target_lun != CAM_LUN_WILDCARD) {
3738 scsi->valid = CTS_SCSI_VALID_TQ;
3739 if (dval & DP_TQING_ENABLE) {
3740 scsi->flags |= CTS_SCSI_FLAGS_TAG_ENB;
3742 spi->valid |= CTS_SPI_VALID_DISC;
3743 if (dval & DP_DISC_ENABLE) {
3744 spi->flags |= CTS_SPI_FLAGS_DISC_ENB;
3748 mpt_lprt(mpt, MPT_PRT_NEGOTIATION,
3749 "mpt_get_spi_settings[%d]: %s flags 0x%x per 0x%x off=%d\n", tgt,
3750 IS_CURRENT_SETTINGS(cts) ? "ACTIVE" : "NVRAM ", dval, pval, oval);
3755 mpt_setwidth(struct mpt_softc *mpt, int tgt, int onoff)
3757 PTR_CONFIG_PAGE_SCSI_DEVICE_1 ptr;
3759 ptr = &mpt->mpt_dev_page1[tgt];
3761 ptr->RequestedParameters |= MPI_SCSIDEVPAGE1_RP_WIDE;
3763 ptr->RequestedParameters &= ~MPI_SCSIDEVPAGE1_RP_WIDE;
3768 mpt_setsync(struct mpt_softc *mpt, int tgt, int period, int offset)
3770 PTR_CONFIG_PAGE_SCSI_DEVICE_1 ptr;
3772 ptr = &mpt->mpt_dev_page1[tgt];
3773 ptr->RequestedParameters &= ~MPI_SCSIDEVPAGE1_RP_MIN_SYNC_PERIOD_MASK;
3774 ptr->RequestedParameters &= ~MPI_SCSIDEVPAGE1_RP_MAX_SYNC_OFFSET_MASK;
3775 ptr->RequestedParameters &= ~MPI_SCSIDEVPAGE1_RP_DT;
3776 ptr->RequestedParameters &= ~MPI_SCSIDEVPAGE1_RP_QAS;
3777 ptr->RequestedParameters &= ~MPI_SCSIDEVPAGE1_RP_IU;
3781 ptr->RequestedParameters |=
3782 period << MPI_SCSIDEVPAGE1_RP_SHIFT_MIN_SYNC_PERIOD;
3783 ptr->RequestedParameters |=
3784 offset << MPI_SCSIDEVPAGE1_RP_SHIFT_MAX_SYNC_OFFSET;
3786 ptr->RequestedParameters |= MPI_SCSIDEVPAGE1_RP_DT;
3789 ptr->RequestedParameters |= MPI_SCSIDEVPAGE1_RP_QAS;
3790 ptr->RequestedParameters |= MPI_SCSIDEVPAGE1_RP_IU;
3795 mpt_update_spi_config(struct mpt_softc *mpt, int tgt)
3797 CONFIG_PAGE_SCSI_DEVICE_1 tmp;
3800 mpt_lprt(mpt, MPT_PRT_NEGOTIATION,
3801 "mpt_update_spi_config[%d].page1: Requested Params 0x%08x\n",
3802 tgt, mpt->mpt_dev_page1[tgt].RequestedParameters);
3803 tmp = mpt->mpt_dev_page1[tgt];
3804 host2mpt_config_page_scsi_device_1(&tmp);
3805 rv = mpt_write_cur_cfg_page(mpt, tgt,
3806 &tmp.Header, sizeof(tmp), FALSE, 5000);
3808 mpt_prt(mpt, "mpt_update_spi_config: write cur page failed\n");
3814 /****************************** Timeout Recovery ******************************/
3816 mpt_spawn_recovery_thread(struct mpt_softc *mpt)
3820 error = kproc_create(mpt_recovery_thread, mpt,
3821 &mpt->recovery_thread, /*flags*/0,
3822 /*altstack*/0, "mpt_recovery%d", mpt->unit);
3827 mpt_terminate_recovery_thread(struct mpt_softc *mpt)
3830 if (mpt->recovery_thread == NULL) {
3833 mpt->shutdwn_recovery = 1;
3836 * Sleep on a slightly different location
3837 * for this interlock just for added safety.
3839 mpt_sleep(mpt, &mpt->recovery_thread, PUSER, "thtrm", 0);
3843 mpt_recovery_thread(void *arg)
3845 struct mpt_softc *mpt;
3847 mpt = (struct mpt_softc *)arg;
3850 if (TAILQ_EMPTY(&mpt->request_timeout_list) != 0) {
3851 if (mpt->shutdwn_recovery == 0) {
3852 mpt_sleep(mpt, mpt, PUSER, "idle", 0);
3855 if (mpt->shutdwn_recovery != 0) {
3858 mpt_recover_commands(mpt);
3860 mpt->recovery_thread = NULL;
3861 wakeup(&mpt->recovery_thread);
3867 mpt_scsi_send_tmf(struct mpt_softc *mpt, u_int type, u_int flags,
3868 u_int channel, u_int target, u_int lun, u_int abort_ctx, int sleep_ok)
3870 MSG_SCSI_TASK_MGMT *tmf_req;
3874 * Wait for any current TMF request to complete.
3875 * We're only allowed to issue one TMF at a time.
3877 error = mpt_wait_req(mpt, mpt->tmf_req, REQ_STATE_FREE, REQ_STATE_FREE,
3878 sleep_ok, MPT_TMF_MAX_TIMEOUT);
3880 mpt_reset(mpt, TRUE);
3884 mpt_assign_serno(mpt, mpt->tmf_req);
3885 mpt->tmf_req->state = REQ_STATE_ALLOCATED|REQ_STATE_QUEUED;
3887 tmf_req = (MSG_SCSI_TASK_MGMT *)mpt->tmf_req->req_vbuf;
3888 memset(tmf_req, 0, sizeof(*tmf_req));
3889 tmf_req->TargetID = target;
3890 tmf_req->Bus = channel;
3891 tmf_req->Function = MPI_FUNCTION_SCSI_TASK_MGMT;
3892 tmf_req->TaskType = type;
3893 tmf_req->MsgFlags = flags;
3894 tmf_req->MsgContext =
3895 htole32(mpt->tmf_req->index | scsi_tmf_handler_id);
3896 if (lun > MPT_MAX_LUNS) {
3897 tmf_req->LUN[0] = 0x40 | ((lun >> 8) & 0x3f);
3898 tmf_req->LUN[1] = lun & 0xff;
3900 tmf_req->LUN[1] = lun;
3902 tmf_req->TaskMsgContext = abort_ctx;
3904 mpt_lprt(mpt, MPT_PRT_DEBUG,
3905 "Issuing TMF %p:%u with MsgContext of 0x%x\n", mpt->tmf_req,
3906 mpt->tmf_req->serno, tmf_req->MsgContext);
3907 if (mpt->verbose > MPT_PRT_DEBUG) {
3908 mpt_print_request(tmf_req);
3911 KASSERT(mpt_req_on_pending_list(mpt, mpt->tmf_req) == 0,
3912 ("mpt_scsi_send_tmf: tmf_req already on pending list"));
3913 TAILQ_INSERT_HEAD(&mpt->request_pending_list, mpt->tmf_req, links);
3914 error = mpt_send_handshake_cmd(mpt, sizeof(*tmf_req), tmf_req);
3915 if (error != MPT_OK) {
3916 TAILQ_REMOVE(&mpt->request_pending_list, mpt->tmf_req, links);
3917 mpt->tmf_req->state = REQ_STATE_FREE;
3918 mpt_reset(mpt, TRUE);
3924 * When a command times out, it is placed on the requeust_timeout_list
3925 * and we wake our recovery thread. The MPT-Fusion architecture supports
3926 * only a single TMF operation at a time, so we serially abort/bdr, etc,
3927 * the timedout transactions. The next TMF is issued either by the
3928 * completion handler of the current TMF waking our recovery thread,
3929 * or the TMF timeout handler causing a hard reset sequence.
3932 mpt_recover_commands(struct mpt_softc *mpt)
3938 if (TAILQ_EMPTY(&mpt->request_timeout_list) != 0) {
3940 * No work to do- leave.
3942 mpt_prt(mpt, "mpt_recover_commands: no requests.\n");
3947 * Flush any commands whose completion coincides with their timeout.
3951 if (TAILQ_EMPTY(&mpt->request_timeout_list) != 0) {
3953 * The timedout commands have already
3954 * completed. This typically means
3955 * that either the timeout value was on
3956 * the hairy edge of what the device
3957 * requires or - more likely - interrupts
3958 * are not happening.
3960 mpt_prt(mpt, "Timedout requests already complete. "
3961 "Interrupts may not be functioning.\n");
3962 mpt_enable_ints(mpt);
3967 * We have no visibility into the current state of the
3968 * controller, so attempt to abort the commands in the
3969 * order they timed-out. For initiator commands, we
3970 * depend on the reply handler pulling requests off
3973 while ((req = TAILQ_FIRST(&mpt->request_timeout_list)) != NULL) {
3976 MSG_REQUEST_HEADER *hdrp = req->req_vbuf;
3978 mpt_prt(mpt, "attempting to abort req %p:%u function %x\n",
3979 req, req->serno, hdrp->Function);
3982 mpt_prt(mpt, "null ccb in timed out request. "
3983 "Resetting Controller.\n");
3984 mpt_reset(mpt, TRUE);
3987 mpt_set_ccb_status(ccb, CAM_CMD_TIMEOUT);
3990 * Check to see if this is not an initiator command and
3991 * deal with it differently if it is.
3993 switch (hdrp->Function) {
3994 case MPI_FUNCTION_SCSI_IO_REQUEST:
3995 case MPI_FUNCTION_RAID_SCSI_IO_PASSTHROUGH:
3999 * XXX: FIX ME: need to abort target assists...
4001 mpt_prt(mpt, "just putting it back on the pend q\n");
4002 TAILQ_REMOVE(&mpt->request_timeout_list, req, links);
4003 TAILQ_INSERT_HEAD(&mpt->request_pending_list, req,
4008 error = mpt_scsi_send_tmf(mpt,
4009 MPI_SCSITASKMGMT_TASKTYPE_ABORT_TASK,
4010 0, 0, ccb->ccb_h.target_id, ccb->ccb_h.target_lun,
4011 htole32(req->index | scsi_io_handler_id), TRUE);
4015 * mpt_scsi_send_tmf hard resets on failure, so no
4016 * need to do so here. Our queue should be emptied
4017 * by the hard reset.
4022 error = mpt_wait_req(mpt, mpt->tmf_req, REQ_STATE_DONE,
4023 REQ_STATE_DONE, TRUE, 500);
4025 status = le16toh(mpt->tmf_req->IOCStatus);
4026 response = mpt->tmf_req->ResponseCode;
4027 mpt->tmf_req->state = REQ_STATE_FREE;
4031 * If we've errored out,, reset the controller.
4033 mpt_prt(mpt, "mpt_recover_commands: abort timed-out. "
4034 "Resetting controller\n");
4035 mpt_reset(mpt, TRUE);
4039 if ((status & MPI_IOCSTATUS_MASK) != MPI_IOCSTATUS_SUCCESS) {
4040 mpt_prt(mpt, "mpt_recover_commands: IOC Status 0x%x. "
4041 "Resetting controller.\n", status);
4042 mpt_reset(mpt, TRUE);
4046 if (response != MPI_SCSITASKMGMT_RSP_TM_SUCCEEDED &&
4047 response != MPI_SCSITASKMGMT_RSP_TM_COMPLETE) {
4048 mpt_prt(mpt, "mpt_recover_commands: TMF Response 0x%x. "
4049 "Resetting controller.\n", response);
4050 mpt_reset(mpt, TRUE);
4053 mpt_prt(mpt, "abort of req %p:%u completed\n", req, req->serno);
4057 /************************ Target Mode Support ****************************/
4059 mpt_fc_post_els(struct mpt_softc *mpt, request_t *req, int ioindex)
4061 MSG_LINK_SERVICE_BUFFER_POST_REQUEST *fc;
4062 PTR_SGE_TRANSACTION32 tep;
4063 PTR_SGE_SIMPLE32 se;
4067 paddr = req->req_pbuf;
4068 paddr += MPT_RQSL(mpt);
4071 memset(fc, 0, MPT_REQUEST_AREA);
4072 fc->BufferCount = 1;
4073 fc->Function = MPI_FUNCTION_FC_LINK_SRVC_BUF_POST;
4074 fc->MsgContext = htole32(req->index | fc_els_handler_id);
4077 * Okay, set up ELS buffer pointers. ELS buffer pointers
4078 * consist of a TE SGL element (with details length of zero)
4079 * followed by a SIMPLE SGL element which holds the address
4083 tep = (PTR_SGE_TRANSACTION32) &fc->SGL;
4085 tep->ContextSize = 4;
4087 tep->TransactionContext[0] = htole32(ioindex);
4089 se = (PTR_SGE_SIMPLE32) &tep->TransactionDetails[0];
4091 MPI_SGE_FLAGS_HOST_TO_IOC |
4092 MPI_SGE_FLAGS_SIMPLE_ELEMENT |
4093 MPI_SGE_FLAGS_LAST_ELEMENT |
4094 MPI_SGE_FLAGS_END_OF_LIST |
4095 MPI_SGE_FLAGS_END_OF_BUFFER;
4096 fl <<= MPI_SGE_FLAGS_SHIFT;
4097 fl |= (MPT_NRFM(mpt) - MPT_RQSL(mpt));
4098 se->FlagsLength = htole32(fl);
4099 se->Address = htole32((uint32_t) paddr);
4100 mpt_lprt(mpt, MPT_PRT_DEBUG,
4101 "add ELS index %d ioindex %d for %p:%u\n",
4102 req->index, ioindex, req, req->serno);
4103 KASSERT(((req->state & REQ_STATE_LOCKED) != 0),
4104 ("mpt_fc_post_els: request not locked"));
4105 mpt_send_cmd(mpt, req);
4109 mpt_post_target_command(struct mpt_softc *mpt, request_t *req, int ioindex)
4111 PTR_MSG_TARGET_CMD_BUFFER_POST_REQUEST fc;
4112 PTR_CMD_BUFFER_DESCRIPTOR cb;
4115 paddr = req->req_pbuf;
4116 paddr += MPT_RQSL(mpt);
4117 memset(req->req_vbuf, 0, MPT_REQUEST_AREA);
4118 MPT_TGT_STATE(mpt, req)->state = TGT_STATE_LOADING;
4121 fc->BufferCount = 1;
4122 fc->Function = MPI_FUNCTION_TARGET_CMD_BUFFER_POST;
4123 fc->MsgContext = htole32(req->index | mpt->scsi_tgt_handler_id);
4125 cb = &fc->Buffer[0];
4126 cb->IoIndex = htole16(ioindex);
4127 cb->u.PhysicalAddress32 = htole32((U32) paddr);
4129 mpt_check_doorbell(mpt);
4130 mpt_send_cmd(mpt, req);
4134 mpt_add_els_buffers(struct mpt_softc *mpt)
4138 if (mpt->is_fc == 0) {
4142 if (mpt->els_cmds_allocated) {
4146 mpt->els_cmd_ptrs = malloc(MPT_MAX_ELS * sizeof (request_t *),
4147 M_DEVBUF, M_NOWAIT | M_ZERO);
4149 if (mpt->els_cmd_ptrs == NULL) {
4154 * Feed the chip some ELS buffer resources
4156 for (i = 0; i < MPT_MAX_ELS; i++) {
4157 request_t *req = mpt_get_request(mpt, FALSE);
4161 req->state |= REQ_STATE_LOCKED;
4162 mpt->els_cmd_ptrs[i] = req;
4163 mpt_fc_post_els(mpt, req, i);
4167 mpt_prt(mpt, "unable to add ELS buffer resources\n");
4168 free(mpt->els_cmd_ptrs, M_DEVBUF);
4169 mpt->els_cmd_ptrs = NULL;
4172 if (i != MPT_MAX_ELS) {
4173 mpt_lprt(mpt, MPT_PRT_INFO,
4174 "only added %d of %d ELS buffers\n", i, MPT_MAX_ELS);
4176 mpt->els_cmds_allocated = i;
4181 mpt_add_target_commands(struct mpt_softc *mpt)
4185 if (mpt->tgt_cmd_ptrs) {
4189 max = MPT_MAX_REQUESTS(mpt) >> 1;
4190 if (max > mpt->mpt_max_tgtcmds) {
4191 max = mpt->mpt_max_tgtcmds;
4194 malloc(max * sizeof (request_t *), M_DEVBUF, M_NOWAIT | M_ZERO);
4195 if (mpt->tgt_cmd_ptrs == NULL) {
4197 "mpt_add_target_commands: could not allocate cmd ptrs\n");
4201 for (i = 0; i < max; i++) {
4204 req = mpt_get_request(mpt, FALSE);
4208 req->state |= REQ_STATE_LOCKED;
4209 mpt->tgt_cmd_ptrs[i] = req;
4210 mpt_post_target_command(mpt, req, i);
4215 mpt_lprt(mpt, MPT_PRT_ERROR, "could not add any target bufs\n");
4216 free(mpt->tgt_cmd_ptrs, M_DEVBUF);
4217 mpt->tgt_cmd_ptrs = NULL;
4221 mpt->tgt_cmds_allocated = i;
4224 mpt_lprt(mpt, MPT_PRT_INFO,
4225 "added %d of %d target bufs\n", i, max);
4231 mpt_enable_lun(struct mpt_softc *mpt, target_id_t tgt, lun_id_t lun)
4234 if (tgt == CAM_TARGET_WILDCARD && lun == CAM_LUN_WILDCARD) {
4236 } else if (lun >= MPT_MAX_LUNS) {
4238 } else if (tgt != CAM_TARGET_WILDCARD && tgt != 0) {
4241 if (mpt->tenabled == 0) {
4243 (void) mpt_fc_reset_link(mpt, 0);
4247 if (lun == CAM_LUN_WILDCARD) {
4248 mpt->trt_wildcard.enabled = 1;
4250 mpt->trt[lun].enabled = 1;
4256 mpt_disable_lun(struct mpt_softc *mpt, target_id_t tgt, lun_id_t lun)
4260 if (tgt == CAM_TARGET_WILDCARD && lun == CAM_LUN_WILDCARD) {
4262 } else if (lun >= MPT_MAX_LUNS) {
4264 } else if (tgt != CAM_TARGET_WILDCARD && tgt != 0) {
4267 if (lun == CAM_LUN_WILDCARD) {
4268 mpt->trt_wildcard.enabled = 0;
4270 mpt->trt[lun].enabled = 0;
4272 for (i = 0; i < MPT_MAX_LUNS; i++) {
4273 if (mpt->trt[lun].enabled) {
4277 if (i == MPT_MAX_LUNS && mpt->twildcard == 0) {
4279 (void) mpt_fc_reset_link(mpt, 0);
4287 * Called with MPT lock held
4290 mpt_target_start_io(struct mpt_softc *mpt, union ccb *ccb)
4292 struct ccb_scsiio *csio = &ccb->csio;
4293 request_t *cmd_req = MPT_TAG_2_REQ(mpt, csio->tag_id);
4294 mpt_tgt_state_t *tgt = MPT_TGT_STATE(mpt, cmd_req);
4296 switch (tgt->state) {
4297 case TGT_STATE_IN_CAM:
4299 case TGT_STATE_MOVING_DATA:
4300 mpt_set_ccb_status(ccb, CAM_REQUEUE_REQ);
4301 xpt_freeze_simq(mpt->sim, 1);
4302 ccb->ccb_h.status &= ~CAM_SIM_QUEUED;
4303 tgt->ccb->ccb_h.status |= CAM_RELEASE_SIMQ;
4307 mpt_prt(mpt, "ccb %p flags 0x%x tag 0x%08x had bad request "
4308 "starting I/O\n", ccb, csio->ccb_h.flags, csio->tag_id);
4309 mpt_tgt_dump_req_state(mpt, cmd_req);
4310 mpt_set_ccb_status(ccb, CAM_REQ_CMP_ERR);
4315 if (csio->dxfer_len) {
4316 bus_dmamap_callback_t *cb;
4317 PTR_MSG_TARGET_ASSIST_REQUEST ta;
4321 KASSERT((ccb->ccb_h.flags & CAM_DIR_MASK) != CAM_DIR_NONE,
4322 ("dxfer_len %u but direction is NONE", csio->dxfer_len));
4324 if ((req = mpt_get_request(mpt, FALSE)) == NULL) {
4325 if (mpt->outofbeer == 0) {
4327 xpt_freeze_simq(mpt->sim, 1);
4328 mpt_lprt(mpt, MPT_PRT_DEBUG, "FREEZEQ\n");
4330 ccb->ccb_h.status &= ~CAM_SIM_QUEUED;
4331 mpt_set_ccb_status(ccb, CAM_REQUEUE_REQ);
4335 ccb->ccb_h.status = CAM_SIM_QUEUED | CAM_REQ_INPROG;
4336 if (sizeof (bus_addr_t) > 4) {
4337 cb = mpt_execute_req_a64;
4339 cb = mpt_execute_req;
4343 ccb->ccb_h.ccb_req_ptr = req;
4346 * Record the currently active ccb and the
4347 * request for it in our target state area.
4352 memset(req->req_vbuf, 0, MPT_RQSL(mpt));
4356 PTR_MPI_TARGET_SSP_CMD_BUFFER ssp =
4358 ta->QueueTag = ssp->InitiatorTag;
4359 } else if (mpt->is_spi) {
4360 PTR_MPI_TARGET_SCSI_SPI_CMD_BUFFER sp =
4362 ta->QueueTag = sp->Tag;
4364 ta->Function = MPI_FUNCTION_TARGET_ASSIST;
4365 ta->MsgContext = htole32(req->index | mpt->scsi_tgt_handler_id);
4366 ta->ReplyWord = htole32(tgt->reply_desc);
4367 if (csio->ccb_h.target_lun > MPT_MAX_LUNS) {
4369 0x40 | ((csio->ccb_h.target_lun >> 8) & 0x3f);
4370 ta->LUN[1] = csio->ccb_h.target_lun & 0xff;
4372 ta->LUN[1] = csio->ccb_h.target_lun;
4375 ta->RelativeOffset = tgt->bytes_xfered;
4376 ta->DataLength = ccb->csio.dxfer_len;
4377 if (ta->DataLength > tgt->resid) {
4378 ta->DataLength = tgt->resid;
4382 * XXX Should be done after data transfer completes?
4384 tgt->resid -= csio->dxfer_len;
4385 tgt->bytes_xfered += csio->dxfer_len;
4387 if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) {
4388 ta->TargetAssistFlags |=
4389 TARGET_ASSIST_FLAGS_DATA_DIRECTION;
4392 #ifdef WE_TRUST_AUTO_GOOD_STATUS
4393 if ((ccb->ccb_h.flags & CAM_SEND_STATUS) &&
4394 csio->scsi_status == SCSI_STATUS_OK && tgt->resid == 0) {
4395 ta->TargetAssistFlags |=
4396 TARGET_ASSIST_FLAGS_AUTO_STATUS;
4399 tgt->state = TGT_STATE_SETTING_UP_FOR_DATA;
4401 mpt_lprt(mpt, MPT_PRT_DEBUG,
4402 "DATA_CCB %p tag %x %u bytes %u resid flg %x req %p:%u "
4403 "nxtstate=%d\n", csio, csio->tag_id, csio->dxfer_len,
4404 tgt->resid, ccb->ccb_h.flags, req, req->serno, tgt->state);
4406 error = bus_dmamap_load_ccb(mpt->buffer_dmat, req->dmap, ccb,
4408 if (error == EINPROGRESS) {
4409 xpt_freeze_simq(mpt->sim, 1);
4410 ccb->ccb_h.status |= CAM_RELEASE_SIMQ;
4413 uint8_t *sp = NULL, sense[MPT_SENSE_SIZE];
4416 * XXX: I don't know why this seems to happen, but
4417 * XXX: completing the CCB seems to make things happy.
4418 * XXX: This seems to happen if the initiator requests
4419 * XXX: enough data that we have to do multiple CTIOs.
4421 if ((ccb->ccb_h.flags & CAM_SEND_STATUS) == 0) {
4422 mpt_lprt(mpt, MPT_PRT_DEBUG,
4423 "Meaningless STATUS CCB (%p): flags %x status %x "
4424 "resid %d bytes_xfered %u\n", ccb, ccb->ccb_h.flags,
4425 ccb->ccb_h.status, tgt->resid, tgt->bytes_xfered);
4426 mpt_set_ccb_status(ccb, CAM_REQ_CMP);
4427 ccb->ccb_h.status &= ~CAM_SIM_QUEUED;
4431 if (ccb->ccb_h.flags & CAM_SEND_SENSE) {
4433 memcpy(sp, &csio->sense_data,
4434 min(csio->sense_len, MPT_SENSE_SIZE));
4436 mpt_scsi_tgt_status(mpt, ccb, cmd_req, csio->scsi_status, sp);
4441 mpt_scsi_tgt_local(struct mpt_softc *mpt, request_t *cmd_req,
4442 uint32_t lun, int send, uint8_t *data, size_t length)
4444 mpt_tgt_state_t *tgt;
4445 PTR_MSG_TARGET_ASSIST_REQUEST ta;
4453 * We enter with resid set to the data load for the command.
4455 tgt = MPT_TGT_STATE(mpt, cmd_req);
4456 if (length == 0 || tgt->resid == 0) {
4458 mpt_scsi_tgt_status(mpt, NULL, cmd_req, 0, NULL);
4462 if ((req = mpt_get_request(mpt, FALSE)) == NULL) {
4463 mpt_prt(mpt, "out of resources- dropping local response\n");
4469 memset(req->req_vbuf, 0, MPT_RQSL(mpt));
4473 PTR_MPI_TARGET_SSP_CMD_BUFFER ssp = cmd_req->req_vbuf;
4474 ta->QueueTag = ssp->InitiatorTag;
4475 } else if (mpt->is_spi) {
4476 PTR_MPI_TARGET_SCSI_SPI_CMD_BUFFER sp = cmd_req->req_vbuf;
4477 ta->QueueTag = sp->Tag;
4479 ta->Function = MPI_FUNCTION_TARGET_ASSIST;
4480 ta->MsgContext = htole32(req->index | mpt->scsi_tgt_handler_id);
4481 ta->ReplyWord = htole32(tgt->reply_desc);
4482 if (lun > MPT_MAX_LUNS) {
4483 ta->LUN[0] = 0x40 | ((lun >> 8) & 0x3f);
4484 ta->LUN[1] = lun & 0xff;
4488 ta->RelativeOffset = 0;
4489 ta->DataLength = length;
4491 dptr = req->req_vbuf;
4492 dptr += MPT_RQSL(mpt);
4493 pptr = req->req_pbuf;
4494 pptr += MPT_RQSL(mpt);
4495 memcpy(dptr, data, min(length, MPT_RQSL(mpt)));
4497 se = (SGE_SIMPLE32 *) &ta->SGL[0];
4498 memset(se, 0,sizeof (*se));
4500 flags = MPI_SGE_FLAGS_SIMPLE_ELEMENT;
4502 ta->TargetAssistFlags |= TARGET_ASSIST_FLAGS_DATA_DIRECTION;
4503 flags |= MPI_SGE_FLAGS_HOST_TO_IOC;
4506 MPI_pSGE_SET_LENGTH(se, length);
4507 flags |= MPI_SGE_FLAGS_LAST_ELEMENT;
4508 flags |= MPI_SGE_FLAGS_END_OF_LIST | MPI_SGE_FLAGS_END_OF_BUFFER;
4509 MPI_pSGE_SET_FLAGS(se, flags);
4513 tgt->resid -= length;
4514 tgt->bytes_xfered = length;
4515 #ifdef WE_TRUST_AUTO_GOOD_STATUS
4516 tgt->state = TGT_STATE_MOVING_DATA_AND_STATUS;
4518 tgt->state = TGT_STATE_MOVING_DATA;
4520 mpt_send_cmd(mpt, req);
4524 * Abort queued up CCBs
4527 mpt_abort_target_ccb(struct mpt_softc *mpt, union ccb *ccb)
4529 struct mpt_hdr_stailq *lp;
4530 struct ccb_hdr *srch;
4532 union ccb *accb = ccb->cab.abort_ccb;
4533 tgt_resource_t *trtp;
4535 mpt_lprt(mpt, MPT_PRT_DEBUG, "aborting ccb %p\n", accb);
4537 if (ccb->ccb_h.target_lun == CAM_LUN_WILDCARD) {
4538 trtp = &mpt->trt_wildcard;
4540 trtp = &mpt->trt[ccb->ccb_h.target_lun];
4543 if (accb->ccb_h.func_code == XPT_ACCEPT_TARGET_IO) {
4545 } else if (accb->ccb_h.func_code == XPT_IMMEDIATE_NOTIFY) {
4548 return (CAM_REQ_INVALID);
4551 STAILQ_FOREACH(srch, lp, sim_links.stqe) {
4552 if (srch == &accb->ccb_h) {
4554 STAILQ_REMOVE(lp, srch, ccb_hdr, sim_links.stqe);
4559 accb->ccb_h.status = CAM_REQ_ABORTED;
4561 return (CAM_REQ_CMP);
4563 mpt_prt(mpt, "mpt_abort_tgt_ccb: CCB %p not found\n", ccb);
4564 return (CAM_PATH_INVALID);
4568 * Ask the MPT to abort the current target command
4571 mpt_abort_target_cmd(struct mpt_softc *mpt, request_t *cmd_req)
4575 PTR_MSG_TARGET_MODE_ABORT abtp;
4577 req = mpt_get_request(mpt, FALSE);
4581 abtp = req->req_vbuf;
4582 memset(abtp, 0, sizeof (*abtp));
4584 abtp->MsgContext = htole32(req->index | mpt->scsi_tgt_handler_id);
4585 abtp->AbortType = TARGET_MODE_ABORT_TYPE_EXACT_IO;
4586 abtp->Function = MPI_FUNCTION_TARGET_MODE_ABORT;
4587 abtp->ReplyWord = htole32(MPT_TGT_STATE(mpt, cmd_req)->reply_desc);
4589 if (mpt->is_fc || mpt->is_sas) {
4590 mpt_send_cmd(mpt, req);
4592 error = mpt_send_handshake_cmd(mpt, sizeof(*req), req);
4598 * WE_TRUST_AUTO_GOOD_STATUS- I've found that setting
4599 * TARGET_STATUS_SEND_FLAGS_AUTO_GOOD_STATUS leads the
4600 * FC929 to set bogus FC_RSP fields (nonzero residuals
4601 * but w/o RESID fields set). This causes QLogic initiators
4602 * to think maybe that a frame was lost.
4604 * WE_CAN_USE_AUTO_REPOST- we can't use AUTO_REPOST because
4605 * we use allocated requests to do TARGET_ASSIST and we
4606 * need to know when to release them.
4610 mpt_scsi_tgt_status(struct mpt_softc *mpt, union ccb *ccb, request_t *cmd_req,
4611 uint8_t status, uint8_t const *sense_data)
4614 mpt_tgt_state_t *tgt;
4615 PTR_MSG_TARGET_STATUS_SEND_REQUEST tp;
4621 cmd_vbuf = cmd_req->req_vbuf;
4622 cmd_vbuf += MPT_RQSL(mpt);
4623 tgt = MPT_TGT_STATE(mpt, cmd_req);
4625 if ((req = mpt_get_request(mpt, FALSE)) == NULL) {
4626 if (mpt->outofbeer == 0) {
4628 xpt_freeze_simq(mpt->sim, 1);
4629 mpt_lprt(mpt, MPT_PRT_DEBUG, "FREEZEQ\n");
4632 ccb->ccb_h.status &= ~CAM_SIM_QUEUED;
4633 mpt_set_ccb_status(ccb, CAM_REQUEUE_REQ);
4637 "could not allocate status request- dropping\n");
4643 ccb->ccb_h.ccb_mpt_ptr = mpt;
4644 ccb->ccb_h.ccb_req_ptr = req;
4648 * Record the currently active ccb, if any, and the
4649 * request for it in our target state area.
4653 tgt->state = TGT_STATE_SENDING_STATUS;
4656 paddr = req->req_pbuf;
4657 paddr += MPT_RQSL(mpt);
4659 memset(tp, 0, sizeof (*tp));
4660 tp->Function = MPI_FUNCTION_TARGET_STATUS_SEND;
4662 PTR_MPI_TARGET_FCP_CMD_BUFFER fc =
4663 (PTR_MPI_TARGET_FCP_CMD_BUFFER) cmd_vbuf;
4667 sts_vbuf = req->req_vbuf;
4668 sts_vbuf += MPT_RQSL(mpt);
4669 rsp = (uint32_t *) sts_vbuf;
4670 memcpy(tp->LUN, fc->FcpLun, sizeof (tp->LUN));
4673 * The MPI_TARGET_FCP_RSP_BUFFER define is unfortunate.
4674 * It has to be big-endian in memory and is organized
4675 * in 32 bit words, which are much easier to deal with
4676 * as words which are swizzled as needed.
4678 * All we're filling here is the FC_RSP payload.
4679 * We may just have the chip synthesize it if
4680 * we have no residual and an OK status.
4683 memset(rsp, 0, sizeof (MPI_TARGET_FCP_RSP_BUFFER));
4687 rsp[2] |= 0x800; /* XXXX NEED MNEMONIC!!!! */
4688 rsp[3] = htobe32(tgt->resid);
4689 #ifdef WE_TRUST_AUTO_GOOD_STATUS
4690 resplen = sizeof (MPI_TARGET_FCP_RSP_BUFFER);
4693 if (status == SCSI_STATUS_CHECK_COND) {
4696 rsp[2] |= 0x200; /* XXXX NEED MNEMONIC!!!! */
4697 rsp[4] = htobe32(MPT_SENSE_SIZE);
4699 memcpy(&rsp[8], sense_data, MPT_SENSE_SIZE);
4701 mpt_prt(mpt, "mpt_scsi_tgt_status: CHECK CONDI"
4702 "TION but no sense data?\n");
4703 memset(&rsp, 0, MPT_SENSE_SIZE);
4705 for (i = 8; i < (8 + (MPT_SENSE_SIZE >> 2)); i++) {
4706 rsp[i] = htobe32(rsp[i]);
4708 #ifdef WE_TRUST_AUTO_GOOD_STATUS
4709 resplen = sizeof (MPI_TARGET_FCP_RSP_BUFFER);
4712 #ifndef WE_TRUST_AUTO_GOOD_STATUS
4713 resplen = sizeof (MPI_TARGET_FCP_RSP_BUFFER);
4715 rsp[2] = htobe32(rsp[2]);
4716 } else if (mpt->is_sas) {
4717 PTR_MPI_TARGET_SSP_CMD_BUFFER ssp =
4718 (PTR_MPI_TARGET_SSP_CMD_BUFFER) cmd_vbuf;
4719 memcpy(tp->LUN, ssp->LogicalUnitNumber, sizeof (tp->LUN));
4721 PTR_MPI_TARGET_SCSI_SPI_CMD_BUFFER sp =
4722 (PTR_MPI_TARGET_SCSI_SPI_CMD_BUFFER) cmd_vbuf;
4723 tp->StatusCode = status;
4724 tp->QueueTag = htole16(sp->Tag);
4725 memcpy(tp->LUN, sp->LogicalUnitNumber, sizeof (tp->LUN));
4728 tp->ReplyWord = htole32(tgt->reply_desc);
4729 tp->MsgContext = htole32(req->index | mpt->scsi_tgt_handler_id);
4731 #ifdef WE_CAN_USE_AUTO_REPOST
4732 tp->MsgFlags = TARGET_STATUS_SEND_FLAGS_REPOST_CMD_BUFFER;
4734 if (status == SCSI_STATUS_OK && resplen == 0) {
4735 tp->MsgFlags |= TARGET_STATUS_SEND_FLAGS_AUTO_GOOD_STATUS;
4737 tp->StatusDataSGE.u.Address32 = htole32((uint32_t) paddr);
4739 MPI_SGE_FLAGS_HOST_TO_IOC |
4740 MPI_SGE_FLAGS_SIMPLE_ELEMENT |
4741 MPI_SGE_FLAGS_LAST_ELEMENT |
4742 MPI_SGE_FLAGS_END_OF_LIST |
4743 MPI_SGE_FLAGS_END_OF_BUFFER;
4744 fl <<= MPI_SGE_FLAGS_SHIFT;
4746 tp->StatusDataSGE.FlagsLength = htole32(fl);
4749 mpt_lprt(mpt, MPT_PRT_DEBUG,
4750 "STATUS_CCB %p (wit%s sense) tag %x req %p:%u resid %u\n",
4751 ccb, sense_data?"h" : "hout", ccb? ccb->csio.tag_id : -1, req,
4752 req->serno, tgt->resid);
4754 ccb->ccb_h.status = CAM_SIM_QUEUED | CAM_REQ_INPROG;
4755 mpt_req_timeout(req, SBT_1S * 60, mpt_timeout, ccb);
4757 mpt_send_cmd(mpt, req);
4761 mpt_scsi_tgt_tsk_mgmt(struct mpt_softc *mpt, request_t *req, mpt_task_mgmt_t fc,
4762 tgt_resource_t *trtp, int init_id)
4764 struct ccb_immediate_notify *inot;
4765 mpt_tgt_state_t *tgt;
4767 tgt = MPT_TGT_STATE(mpt, req);
4768 inot = (struct ccb_immediate_notify *) STAILQ_FIRST(&trtp->inots);
4770 mpt_lprt(mpt, MPT_PRT_WARN, "no INOTSs- sending back BSY\n");
4771 mpt_scsi_tgt_status(mpt, NULL, req, SCSI_STATUS_BUSY, NULL);
4774 STAILQ_REMOVE_HEAD(&trtp->inots, sim_links.stqe);
4775 mpt_lprt(mpt, MPT_PRT_DEBUG1,
4776 "Get FREE INOT %p lun %jx\n", inot,
4777 (uintmax_t)inot->ccb_h.target_lun);
4779 inot->initiator_id = init_id; /* XXX */
4781 * This is a somewhat grotesque attempt to map from task management
4782 * to old style SCSI messages. God help us all.
4785 case MPT_ABORT_TASK_SET:
4786 inot->arg = MSG_ABORT_TAG;
4788 case MPT_CLEAR_TASK_SET:
4789 inot->arg = MSG_CLEAR_TASK_SET;
4791 case MPT_TARGET_RESET:
4792 inot->arg = MSG_TARGET_RESET;
4795 inot->arg = MSG_CLEAR_ACA;
4797 case MPT_TERMINATE_TASK:
4798 inot->arg = MSG_ABORT_TAG;
4801 inot->arg = MSG_NOOP;
4805 * XXX KDM we need the sequence/tag number for the target of the
4806 * task management operation, especially if it is an abort.
4808 tgt->ccb = (union ccb *) inot;
4809 inot->ccb_h.status = CAM_MESSAGE_RECV|CAM_DEV_QFRZN;
4810 xpt_done((union ccb *)inot);
4814 mpt_scsi_tgt_atio(struct mpt_softc *mpt, request_t *req, uint32_t reply_desc)
4816 static uint8_t null_iqd[SHORT_INQUIRY_LENGTH] = {
4817 0x7f, 0x00, 0x02, 0x02, 0x20, 0x00, 0x00, 0x32,
4818 'F', 'R', 'E', 'E', 'B', 'S', 'D', ' ',
4819 'L', 'S', 'I', '-', 'L', 'O', 'G', 'I',
4820 'C', ' ', 'N', 'U', 'L', 'D', 'E', 'V',
4823 struct ccb_accept_tio *atiop;
4826 mpt_tgt_state_t *tgt;
4827 tgt_resource_t *trtp = NULL;
4832 mpt_task_mgmt_t fct = MPT_NIL_TMT_VALUE;
4836 * Stash info for the current command where we can get at it later.
4838 vbuf = req->req_vbuf;
4839 vbuf += MPT_RQSL(mpt);
4842 * Get our state pointer set up.
4844 tgt = MPT_TGT_STATE(mpt, req);
4845 if (tgt->state != TGT_STATE_LOADED) {
4846 mpt_tgt_dump_req_state(mpt, req);
4847 panic("bad target state in mpt_scsi_tgt_atio");
4849 memset(tgt, 0, sizeof (mpt_tgt_state_t));
4850 tgt->state = TGT_STATE_IN_CAM;
4851 tgt->reply_desc = reply_desc;
4852 ioindex = GET_IO_INDEX(reply_desc);
4853 if (mpt->verbose >= MPT_PRT_DEBUG) {
4854 mpt_dump_data(mpt, "mpt_scsi_tgt_atio response", vbuf,
4855 max(sizeof (MPI_TARGET_FCP_CMD_BUFFER),
4856 max(sizeof (MPI_TARGET_SSP_CMD_BUFFER),
4857 sizeof (MPI_TARGET_SCSI_SPI_CMD_BUFFER))));
4860 PTR_MPI_TARGET_FCP_CMD_BUFFER fc;
4861 fc = (PTR_MPI_TARGET_FCP_CMD_BUFFER) vbuf;
4862 if (fc->FcpCntl[2]) {
4864 * Task Management Request
4866 switch (fc->FcpCntl[2]) {
4868 fct = MPT_ABORT_TASK_SET;
4871 fct = MPT_CLEAR_TASK_SET;
4874 fct = MPT_TARGET_RESET;
4877 fct = MPT_CLEAR_ACA;
4880 fct = MPT_TERMINATE_TASK;
4883 mpt_prt(mpt, "CORRUPTED TASK MGMT BITS: 0x%x\n",
4885 mpt_scsi_tgt_status(mpt, 0, req,
4890 switch (fc->FcpCntl[1]) {
4892 tag_action = MSG_SIMPLE_Q_TAG;
4895 tag_action = MSG_HEAD_OF_Q_TAG;
4898 tag_action = MSG_ORDERED_Q_TAG;
4902 * Bah. Ignore Untagged Queing and ACA
4904 tag_action = MSG_SIMPLE_Q_TAG;
4908 tgt->resid = be32toh(fc->FcpDl);
4910 lunptr = fc->FcpLun;
4911 itag = be16toh(fc->OptionalOxid);
4912 } else if (mpt->is_sas) {
4913 PTR_MPI_TARGET_SSP_CMD_BUFFER ssp;
4914 ssp = (PTR_MPI_TARGET_SSP_CMD_BUFFER) vbuf;
4916 lunptr = ssp->LogicalUnitNumber;
4917 itag = ssp->InitiatorTag;
4919 PTR_MPI_TARGET_SCSI_SPI_CMD_BUFFER sp;
4920 sp = (PTR_MPI_TARGET_SCSI_SPI_CMD_BUFFER) vbuf;
4922 lunptr = sp->LogicalUnitNumber;
4927 * Generate a simple lun
4929 switch (lunptr[0] & 0xc0) {
4931 lun = ((lunptr[0] & 0x3f) << 8) | lunptr[1];
4937 mpt_lprt(mpt, MPT_PRT_ERROR, "cannot handle this type lun\n");
4943 * Deal with non-enabled or bad luns here.
4945 if (lun >= MPT_MAX_LUNS || mpt->tenabled == 0 ||
4946 mpt->trt[lun].enabled == 0) {
4947 if (mpt->twildcard) {
4948 trtp = &mpt->trt_wildcard;
4949 } else if (fct == MPT_NIL_TMT_VALUE) {
4951 * In this case, we haven't got an upstream listener
4952 * for either a specific lun or wildcard luns. We
4953 * have to make some sensible response. For regular
4954 * inquiry, just return some NOT HERE inquiry data.
4955 * For VPD inquiry, report illegal field in cdb.
4956 * For REQUEST SENSE, just return NO SENSE data.
4957 * REPORT LUNS gets illegal command.
4958 * All other commands get 'no such device'.
4960 uint8_t *sp, cond, buf[MPT_SENSE_SIZE];
4963 memset(buf, 0, MPT_SENSE_SIZE);
4964 cond = SCSI_STATUS_CHECK_COND;
4969 tgt->tag_id = MPT_MAKE_TAGID(mpt, req, ioindex);
4979 len = min(tgt->resid, cdbp[4]);
4980 len = min(len, sizeof (null_iqd));
4981 mpt_lprt(mpt, MPT_PRT_DEBUG,
4982 "local inquiry %ld bytes\n", (long) len);
4983 mpt_scsi_tgt_local(mpt, req, lun, 1,
4990 len = min(tgt->resid, cdbp[4]);
4991 len = min(len, sizeof (buf));
4992 mpt_lprt(mpt, MPT_PRT_DEBUG,
4993 "local reqsense %ld bytes\n", (long) len);
4994 mpt_scsi_tgt_local(mpt, req, lun, 1,
4999 mpt_lprt(mpt, MPT_PRT_DEBUG, "REPORT LUNS\n");
5003 mpt_lprt(mpt, MPT_PRT_DEBUG,
5004 "CMD 0x%x to unmanaged lun %jx\n",
5005 cdbp[0], (uintmax_t)lun);
5009 mpt_scsi_tgt_status(mpt, NULL, req, cond, sp);
5012 /* otherwise, leave trtp NULL */
5014 trtp = &mpt->trt[lun];
5018 * Deal with any task management
5020 if (fct != MPT_NIL_TMT_VALUE) {
5022 mpt_prt(mpt, "task mgmt function %x but no listener\n",
5024 mpt_scsi_tgt_status(mpt, 0, req,
5027 mpt_scsi_tgt_tsk_mgmt(mpt, req, fct, trtp,
5028 GET_INITIATOR_INDEX(reply_desc));
5034 atiop = (struct ccb_accept_tio *) STAILQ_FIRST(&trtp->atios);
5035 if (atiop == NULL) {
5036 mpt_lprt(mpt, MPT_PRT_WARN,
5037 "no ATIOs for lun %jx- sending back %s\n", (uintmax_t)lun,
5038 mpt->tenabled? "QUEUE FULL" : "BUSY");
5039 mpt_scsi_tgt_status(mpt, NULL, req,
5040 mpt->tenabled? SCSI_STATUS_QUEUE_FULL : SCSI_STATUS_BUSY,
5044 STAILQ_REMOVE_HEAD(&trtp->atios, sim_links.stqe);
5045 mpt_lprt(mpt, MPT_PRT_DEBUG1,
5046 "Get FREE ATIO %p lun %jx\n", atiop,
5047 (uintmax_t)atiop->ccb_h.target_lun);
5048 atiop->ccb_h.ccb_mpt_ptr = mpt;
5049 atiop->ccb_h.status = CAM_CDB_RECVD;
5050 atiop->ccb_h.target_lun = lun;
5051 atiop->sense_len = 0;
5052 atiop->init_id = GET_INITIATOR_INDEX(reply_desc);
5053 atiop->cdb_len = mpt_cdblen(cdbp[0], 16);
5054 memcpy(atiop->cdb_io.cdb_bytes, cdbp, atiop->cdb_len);
5057 * The tag we construct here allows us to find the
5058 * original request that the command came in with.
5060 * This way we don't have to depend on anything but the
5061 * tag to find things when CCBs show back up from CAM.
5063 atiop->tag_id = MPT_MAKE_TAGID(mpt, req, ioindex);
5064 tgt->tag_id = atiop->tag_id;
5066 atiop->tag_action = tag_action;
5067 atiop->ccb_h.flags |= CAM_TAG_ACTION_VALID;
5069 if (mpt->verbose >= MPT_PRT_DEBUG) {
5071 mpt_prt(mpt, "START_CCB %p for lun %jx CDB=<", atiop,
5072 (uintmax_t)atiop->ccb_h.target_lun);
5073 for (i = 0; i < atiop->cdb_len; i++) {
5074 mpt_prtc(mpt, "%02x%c", cdbp[i] & 0xff,
5075 (i == (atiop->cdb_len - 1))? '>' : ' ');
5077 mpt_prtc(mpt, " itag %x tag %x rdesc %x dl=%u\n",
5078 itag, atiop->tag_id, tgt->reply_desc, tgt->resid);
5081 xpt_done((union ccb *)atiop);
5085 mpt_tgt_dump_tgt_state(struct mpt_softc *mpt, request_t *req)
5087 mpt_tgt_state_t *tgt = MPT_TGT_STATE(mpt, req);
5089 mpt_prt(mpt, "req %p:%u tgt:rdesc 0x%x resid %u xfrd %u ccb %p treq %p "
5090 "nx %d tag 0x%08x state=%d\n", req, req->serno, tgt->reply_desc,
5091 tgt->resid, tgt->bytes_xfered, tgt->ccb, tgt->req, tgt->nxfers,
5092 tgt->tag_id, tgt->state);
5096 mpt_tgt_dump_req_state(struct mpt_softc *mpt, request_t *req)
5099 mpt_prt(mpt, "req %p:%u index %u (%x) state %x\n", req, req->serno,
5100 req->index, req->index, req->state);
5101 mpt_tgt_dump_tgt_state(mpt, req);
5105 mpt_scsi_tgt_reply_handler(struct mpt_softc *mpt, request_t *req,
5106 uint32_t reply_desc, MSG_DEFAULT_REPLY *reply_frame)
5112 if (reply_frame == NULL) {
5114 * Figure out what the state of the command is.
5116 mpt_tgt_state_t *tgt = MPT_TGT_STATE(mpt, req);
5119 mpt_req_spcl(mpt, req, "turbo scsi_tgt_reply", __LINE__);
5121 mpt_req_not_spcl(mpt, tgt->req,
5122 "turbo scsi_tgt_reply associated req", __LINE__);
5125 switch(tgt->state) {
5126 case TGT_STATE_LOADED:
5128 * This is a new command starting.
5130 mpt_scsi_tgt_atio(mpt, req, reply_desc);
5132 case TGT_STATE_MOVING_DATA:
5134 uint8_t *sp = NULL, sense[MPT_SENSE_SIZE];
5137 if (tgt->req == NULL) {
5138 panic("mpt: turbo target reply with null "
5139 "associated request moving data");
5143 if (tgt->is_local == 0) {
5144 panic("mpt: turbo target reply with "
5145 "null associated ccb moving data");
5148 mpt_lprt(mpt, MPT_PRT_DEBUG,
5149 "TARGET_ASSIST local done\n");
5150 TAILQ_REMOVE(&mpt->request_pending_list,
5152 mpt_free_request(mpt, tgt->req);
5154 mpt_scsi_tgt_status(mpt, NULL, req,
5160 mpt_req_untimeout(req, mpt_timeout, ccb);
5161 mpt_lprt(mpt, MPT_PRT_DEBUG,
5162 "TARGET_ASSIST %p (req %p:%u) done tag 0x%x\n",
5163 ccb, tgt->req, tgt->req->serno, ccb->csio.tag_id);
5165 * Free the Target Assist Request
5167 KASSERT(tgt->req->ccb == ccb,
5168 ("tgt->req %p:%u tgt->req->ccb %p", tgt->req,
5169 tgt->req->serno, tgt->req->ccb));
5170 TAILQ_REMOVE(&mpt->request_pending_list,
5172 mpt_free_request(mpt, tgt->req);
5176 * Do we need to send status now? That is, are
5177 * we done with all our data transfers?
5179 if ((ccb->ccb_h.flags & CAM_SEND_STATUS) == 0) {
5180 mpt_set_ccb_status(ccb, CAM_REQ_CMP);
5181 ccb->ccb_h.status &= ~CAM_SIM_QUEUED;
5182 KASSERT(ccb->ccb_h.status,
5183 ("zero ccb sts at %d", __LINE__));
5184 tgt->state = TGT_STATE_IN_CAM;
5185 if (mpt->outofbeer) {
5186 ccb->ccb_h.status |= CAM_RELEASE_SIMQ;
5188 mpt_lprt(mpt, MPT_PRT_DEBUG, "THAWQ\n");
5194 * Otherwise, send status (and sense)
5196 if (ccb->ccb_h.flags & CAM_SEND_SENSE) {
5198 memcpy(sp, &ccb->csio.sense_data,
5199 min(ccb->csio.sense_len, MPT_SENSE_SIZE));
5201 mpt_scsi_tgt_status(mpt, ccb, req,
5202 ccb->csio.scsi_status, sp);
5205 case TGT_STATE_SENDING_STATUS:
5206 case TGT_STATE_MOVING_DATA_AND_STATUS:
5211 if (tgt->req == NULL) {
5212 panic("mpt: turbo target reply with null "
5213 "associated request sending status");
5220 TGT_STATE_MOVING_DATA_AND_STATUS) {
5223 mpt_req_untimeout(req, mpt_timeout, ccb);
5224 if (ccb->ccb_h.flags & CAM_SEND_SENSE) {
5225 ccb->ccb_h.status |= CAM_SENT_SENSE;
5227 mpt_lprt(mpt, MPT_PRT_DEBUG,
5228 "TARGET_STATUS tag %x sts %x flgs %x req "
5229 "%p\n", ccb->csio.tag_id, ccb->ccb_h.status,
5230 ccb->ccb_h.flags, tgt->req);
5232 * Free the Target Send Status Request
5234 KASSERT(tgt->req->ccb == ccb,
5235 ("tgt->req %p:%u tgt->req->ccb %p",
5236 tgt->req, tgt->req->serno, tgt->req->ccb));
5238 * Notify CAM that we're done
5240 mpt_set_ccb_status(ccb, CAM_REQ_CMP);
5241 ccb->ccb_h.status &= ~CAM_SIM_QUEUED;
5242 KASSERT(ccb->ccb_h.status,
5243 ("ZERO ccb sts at %d", __LINE__));
5246 mpt_lprt(mpt, MPT_PRT_DEBUG,
5247 "TARGET_STATUS non-CAM for req %p:%u\n",
5248 tgt->req, tgt->req->serno);
5250 TAILQ_REMOVE(&mpt->request_pending_list,
5252 mpt_free_request(mpt, tgt->req);
5256 * And re-post the Command Buffer.
5257 * This will reset the state.
5259 ioindex = GET_IO_INDEX(reply_desc);
5260 TAILQ_REMOVE(&mpt->request_pending_list, req, links);
5262 mpt_post_target_command(mpt, req, ioindex);
5265 * And post a done for anyone who cares
5268 if (mpt->outofbeer) {
5269 ccb->ccb_h.status |= CAM_RELEASE_SIMQ;
5271 mpt_lprt(mpt, MPT_PRT_DEBUG, "THAWQ\n");
5277 case TGT_STATE_NIL: /* XXX This Never Happens XXX */
5278 tgt->state = TGT_STATE_LOADED;
5281 mpt_prt(mpt, "Unknown Target State 0x%x in Context "
5282 "Reply Function\n", tgt->state);
5287 status = le16toh(reply_frame->IOCStatus);
5288 if (status != MPI_IOCSTATUS_SUCCESS) {
5289 dbg = MPT_PRT_ERROR;
5291 dbg = MPT_PRT_DEBUG1;
5295 "SCSI_TGT REPLY: req=%p:%u reply=%p func=%x IOCstatus 0x%x\n",
5296 req, req->serno, reply_frame, reply_frame->Function, status);
5298 switch (reply_frame->Function) {
5299 case MPI_FUNCTION_TARGET_CMD_BUFFER_POST:
5301 mpt_tgt_state_t *tgt;
5303 mpt_req_spcl(mpt, req, "tgt reply BUFFER POST", __LINE__);
5305 if (status != MPI_IOCSTATUS_SUCCESS) {
5311 tgt = MPT_TGT_STATE(mpt, req);
5312 KASSERT(tgt->state == TGT_STATE_LOADING,
5313 ("bad state 0x%x on reply to buffer post", tgt->state));
5314 mpt_assign_serno(mpt, req);
5315 tgt->state = TGT_STATE_LOADED;
5318 case MPI_FUNCTION_TARGET_ASSIST:
5320 mpt_req_not_spcl(mpt, req, "tgt reply TARGET ASSIST", __LINE__);
5322 mpt_prt(mpt, "target assist completion\n");
5323 TAILQ_REMOVE(&mpt->request_pending_list, req, links);
5324 mpt_free_request(mpt, req);
5326 case MPI_FUNCTION_TARGET_STATUS_SEND:
5328 mpt_req_not_spcl(mpt, req, "tgt reply STATUS SEND", __LINE__);
5330 mpt_prt(mpt, "status send completion\n");
5331 TAILQ_REMOVE(&mpt->request_pending_list, req, links);
5332 mpt_free_request(mpt, req);
5334 case MPI_FUNCTION_TARGET_MODE_ABORT:
5336 PTR_MSG_TARGET_MODE_ABORT_REPLY abtrp =
5337 (PTR_MSG_TARGET_MODE_ABORT_REPLY) reply_frame;
5338 PTR_MSG_TARGET_MODE_ABORT abtp =
5339 (PTR_MSG_TARGET_MODE_ABORT) req->req_vbuf;
5340 uint32_t cc = GET_IO_INDEX(le32toh(abtp->ReplyWord));
5342 mpt_req_not_spcl(mpt, req, "tgt reply TMODE ABORT", __LINE__);
5344 mpt_prt(mpt, "ABORT RX_ID 0x%x Complete; status 0x%x cnt %u\n",
5345 cc, le16toh(abtrp->IOCStatus), le32toh(abtrp->AbortCount));
5346 TAILQ_REMOVE(&mpt->request_pending_list, req, links);
5347 mpt_free_request(mpt, req);
5351 mpt_prt(mpt, "Unknown Target Address Reply Function code: "
5352 "0x%x\n", reply_frame->Function);