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"
108 #if __FreeBSD_version >= 500000
109 #include <sys/sysctl.h>
111 #include <sys/callout.h>
112 #include <sys/kthread.h>
114 #if __FreeBSD_version >= 700025
115 #ifndef CAM_NEW_TRAN_CODE
116 #define CAM_NEW_TRAN_CODE 1
120 static void mpt_poll(struct cam_sim *);
121 static timeout_t mpt_timeout;
122 static void mpt_action(struct cam_sim *, union ccb *);
124 mpt_get_spi_settings(struct mpt_softc *, struct ccb_trans_settings *);
125 static void mpt_setwidth(struct mpt_softc *, int, int);
126 static void mpt_setsync(struct mpt_softc *, int, int, int);
127 static int mpt_update_spi_config(struct mpt_softc *, int);
128 static void mpt_calc_geometry(struct ccb_calc_geometry *ccg, int extended);
130 static mpt_reply_handler_t mpt_scsi_reply_handler;
131 static mpt_reply_handler_t mpt_scsi_tmf_reply_handler;
132 static mpt_reply_handler_t mpt_fc_els_reply_handler;
133 static int mpt_scsi_reply_frame_handler(struct mpt_softc *, request_t *,
134 MSG_DEFAULT_REPLY *);
135 static int mpt_bus_reset(struct mpt_softc *, target_id_t, lun_id_t, int);
136 static int mpt_fc_reset_link(struct mpt_softc *, int);
138 static int mpt_spawn_recovery_thread(struct mpt_softc *mpt);
139 static void mpt_terminate_recovery_thread(struct mpt_softc *mpt);
140 static void mpt_recovery_thread(void *arg);
141 static void mpt_recover_commands(struct mpt_softc *mpt);
143 static int mpt_scsi_send_tmf(struct mpt_softc *, u_int, u_int, u_int,
144 u_int, u_int, u_int, int);
146 static void mpt_fc_post_els(struct mpt_softc *mpt, request_t *, int);
147 static void mpt_post_target_command(struct mpt_softc *, request_t *, int);
148 static int mpt_add_els_buffers(struct mpt_softc *mpt);
149 static int mpt_add_target_commands(struct mpt_softc *mpt);
150 static int mpt_enable_lun(struct mpt_softc *, target_id_t, lun_id_t);
151 static int mpt_disable_lun(struct mpt_softc *, target_id_t, lun_id_t);
152 static void mpt_target_start_io(struct mpt_softc *, union ccb *);
153 static cam_status mpt_abort_target_ccb(struct mpt_softc *, union ccb *);
154 static int mpt_abort_target_cmd(struct mpt_softc *, request_t *);
155 static void mpt_scsi_tgt_status(struct mpt_softc *, union ccb *, request_t *,
156 uint8_t, uint8_t const *);
158 mpt_scsi_tgt_tsk_mgmt(struct mpt_softc *, request_t *, mpt_task_mgmt_t,
159 tgt_resource_t *, int);
160 static void mpt_tgt_dump_tgt_state(struct mpt_softc *, request_t *);
161 static void mpt_tgt_dump_req_state(struct mpt_softc *, request_t *);
162 static mpt_reply_handler_t mpt_scsi_tgt_reply_handler;
163 static mpt_reply_handler_t mpt_sata_pass_reply_handler;
165 static uint32_t scsi_io_handler_id = MPT_HANDLER_ID_NONE;
166 static uint32_t scsi_tmf_handler_id = MPT_HANDLER_ID_NONE;
167 static uint32_t fc_els_handler_id = MPT_HANDLER_ID_NONE;
168 static uint32_t sata_pass_handler_id = MPT_HANDLER_ID_NONE;
170 static mpt_probe_handler_t mpt_cam_probe;
171 static mpt_attach_handler_t mpt_cam_attach;
172 static mpt_enable_handler_t mpt_cam_enable;
173 static mpt_ready_handler_t mpt_cam_ready;
174 static mpt_event_handler_t mpt_cam_event;
175 static mpt_reset_handler_t mpt_cam_ioc_reset;
176 static mpt_detach_handler_t mpt_cam_detach;
178 static struct mpt_personality mpt_cam_personality =
181 .probe = mpt_cam_probe,
182 .attach = mpt_cam_attach,
183 .enable = mpt_cam_enable,
184 .ready = mpt_cam_ready,
185 .event = mpt_cam_event,
186 .reset = mpt_cam_ioc_reset,
187 .detach = mpt_cam_detach,
190 DECLARE_MPT_PERSONALITY(mpt_cam, SI_ORDER_SECOND);
191 MODULE_DEPEND(mpt_cam, cam, 1, 1, 1);
193 int mpt_enable_sata_wc = -1;
194 TUNABLE_INT("hw.mpt.enable_sata_wc", &mpt_enable_sata_wc);
197 mpt_cam_probe(struct mpt_softc *mpt)
202 * Only attach to nodes that support the initiator or target role
203 * (or want to) or have RAID physical devices that need CAM pass-thru
206 if (mpt->do_cfg_role) {
207 role = mpt->cfg_role;
211 if ((role & (MPT_ROLE_TARGET|MPT_ROLE_INITIATOR)) != 0 ||
212 (mpt->ioc_page2 != NULL && mpt->ioc_page2->MaxPhysDisks != 0)) {
219 mpt_cam_attach(struct mpt_softc *mpt)
221 struct cam_devq *devq;
222 mpt_handler_t handler;
227 TAILQ_INIT(&mpt->request_timeout_list);
228 maxq = (mpt->ioc_facts.GlobalCredits < MPT_MAX_REQUESTS(mpt))?
229 mpt->ioc_facts.GlobalCredits : MPT_MAX_REQUESTS(mpt);
231 handler.reply_handler = mpt_scsi_reply_handler;
232 error = mpt_register_handler(mpt, MPT_HANDLER_REPLY, handler,
233 &scsi_io_handler_id);
239 handler.reply_handler = mpt_scsi_tmf_reply_handler;
240 error = mpt_register_handler(mpt, MPT_HANDLER_REPLY, handler,
241 &scsi_tmf_handler_id);
248 * If we're fibre channel and could support target mode, we register
249 * an ELS reply handler and give it resources.
251 if (mpt->is_fc && (mpt->role & MPT_ROLE_TARGET) != 0) {
252 handler.reply_handler = mpt_fc_els_reply_handler;
253 error = mpt_register_handler(mpt, MPT_HANDLER_REPLY, handler,
259 if (mpt_add_els_buffers(mpt) == FALSE) {
264 maxq -= mpt->els_cmds_allocated;
268 * If we support target mode, we register a reply handler for it,
269 * but don't add command resources until we actually enable target
272 if (mpt->is_fc && (mpt->role & MPT_ROLE_TARGET) != 0) {
273 handler.reply_handler = mpt_scsi_tgt_reply_handler;
274 error = mpt_register_handler(mpt, MPT_HANDLER_REPLY, handler,
275 &mpt->scsi_tgt_handler_id);
283 handler.reply_handler = mpt_sata_pass_reply_handler;
284 error = mpt_register_handler(mpt, MPT_HANDLER_REPLY, handler,
285 &sata_pass_handler_id);
293 * We keep one request reserved for timeout TMF requests.
295 mpt->tmf_req = mpt_get_request(mpt, FALSE);
296 if (mpt->tmf_req == NULL) {
297 mpt_prt(mpt, "Unable to allocate dedicated TMF request!\n");
304 * Mark the request as free even though not on the free list.
305 * There is only one TMF request allowed to be outstanding at
306 * a time and the TMF routines perform their own allocation
307 * tracking using the standard state flags.
309 mpt->tmf_req->state = REQ_STATE_FREE;
313 * The rest of this is CAM foo, for which we need to drop our lock
317 if (mpt_spawn_recovery_thread(mpt) != 0) {
318 mpt_prt(mpt, "Unable to spawn recovery thread!\n");
324 * Create the device queue for our SIM(s).
326 devq = cam_simq_alloc(maxq);
328 mpt_prt(mpt, "Unable to allocate CAM SIMQ!\n");
334 * Construct our SIM entry.
337 mpt_sim_alloc(mpt_action, mpt_poll, "mpt", mpt, 1, maxq, devq);
338 if (mpt->sim == NULL) {
339 mpt_prt(mpt, "Unable to allocate CAM SIM!\n");
346 * Register exactly this bus.
349 if (mpt_xpt_bus_register(mpt->sim, mpt->dev, 0) != CAM_SUCCESS) {
350 mpt_prt(mpt, "Bus registration Failed!\n");
356 if (xpt_create_path(&mpt->path, NULL, cam_sim_path(mpt->sim),
357 CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD) != CAM_REQ_CMP) {
358 mpt_prt(mpt, "Unable to allocate Path!\n");
366 * Only register a second bus for RAID physical
367 * devices if the controller supports RAID.
369 if (mpt->ioc_page2 == NULL || mpt->ioc_page2->MaxPhysDisks == 0) {
374 * Create a "bus" to export all hidden disks to CAM.
377 mpt_sim_alloc(mpt_action, mpt_poll, "mpt", mpt, 1, maxq, devq);
378 if (mpt->phydisk_sim == NULL) {
379 mpt_prt(mpt, "Unable to allocate Physical Disk CAM SIM!\n");
388 if (mpt_xpt_bus_register(mpt->phydisk_sim, mpt->dev, 1) !=
390 mpt_prt(mpt, "Physical Disk Bus registration Failed!\n");
396 if (xpt_create_path(&mpt->phydisk_path, NULL,
397 cam_sim_path(mpt->phydisk_sim),
398 CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD) != CAM_REQ_CMP) {
399 mpt_prt(mpt, "Unable to allocate Physical Disk Path!\n");
405 mpt_lprt(mpt, MPT_PRT_DEBUG, "attached cam\n");
414 * Read FC configuration information
417 mpt_read_config_info_fc(struct mpt_softc *mpt)
419 char *topology = NULL;
422 rv = mpt_read_cfg_header(mpt, MPI_CONFIG_PAGETYPE_FC_PORT, 0,
423 0, &mpt->mpt_fcport_page0.Header, FALSE, 5000);
427 mpt_lprt(mpt, MPT_PRT_DEBUG, "FC Port Page 0 Header: %x %x %x %x\n",
428 mpt->mpt_fcport_page0.Header.PageVersion,
429 mpt->mpt_fcport_page0.Header.PageLength,
430 mpt->mpt_fcport_page0.Header.PageNumber,
431 mpt->mpt_fcport_page0.Header.PageType);
434 rv = mpt_read_cur_cfg_page(mpt, 0, &mpt->mpt_fcport_page0.Header,
435 sizeof(mpt->mpt_fcport_page0), FALSE, 5000);
437 mpt_prt(mpt, "failed to read FC Port Page 0\n");
440 mpt2host_config_page_fc_port_0(&mpt->mpt_fcport_page0);
442 mpt->mpt_fcport_speed = mpt->mpt_fcport_page0.CurrentSpeed;
444 switch (mpt->mpt_fcport_page0.Flags &
445 MPI_FCPORTPAGE0_FLAGS_ATTACH_TYPE_MASK) {
446 case MPI_FCPORTPAGE0_FLAGS_ATTACH_NO_INIT:
447 mpt->mpt_fcport_speed = 0;
448 topology = "<NO LOOP>";
450 case MPI_FCPORTPAGE0_FLAGS_ATTACH_POINT_TO_POINT:
453 case MPI_FCPORTPAGE0_FLAGS_ATTACH_PRIVATE_LOOP:
454 topology = "NL-Port";
456 case MPI_FCPORTPAGE0_FLAGS_ATTACH_FABRIC_DIRECT:
459 case MPI_FCPORTPAGE0_FLAGS_ATTACH_PUBLIC_LOOP:
460 topology = "FL-Port";
463 mpt->mpt_fcport_speed = 0;
468 mpt_lprt(mpt, MPT_PRT_INFO,
469 "FC Port Page 0: Topology <%s> WWNN 0x%08x%08x WWPN 0x%08x%08x "
470 "Speed %u-Gbit\n", topology,
471 mpt->mpt_fcport_page0.WWNN.High,
472 mpt->mpt_fcport_page0.WWNN.Low,
473 mpt->mpt_fcport_page0.WWPN.High,
474 mpt->mpt_fcport_page0.WWPN.Low,
475 mpt->mpt_fcport_speed);
476 #if __FreeBSD_version >= 500000
479 struct sysctl_ctx_list *ctx = device_get_sysctl_ctx(mpt->dev);
480 struct sysctl_oid *tree = device_get_sysctl_tree(mpt->dev);
482 snprintf(mpt->scinfo.fc.wwnn,
483 sizeof (mpt->scinfo.fc.wwnn), "0x%08x%08x",
484 mpt->mpt_fcport_page0.WWNN.High,
485 mpt->mpt_fcport_page0.WWNN.Low);
487 snprintf(mpt->scinfo.fc.wwpn,
488 sizeof (mpt->scinfo.fc.wwpn), "0x%08x%08x",
489 mpt->mpt_fcport_page0.WWPN.High,
490 mpt->mpt_fcport_page0.WWPN.Low);
492 SYSCTL_ADD_STRING(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
493 "wwnn", CTLFLAG_RD, mpt->scinfo.fc.wwnn, 0,
494 "World Wide Node Name");
496 SYSCTL_ADD_STRING(ctx, SYSCTL_CHILDREN(tree), OID_AUTO,
497 "wwpn", CTLFLAG_RD, mpt->scinfo.fc.wwpn, 0,
498 "World Wide Port Name");
507 * Set FC configuration information.
510 mpt_set_initial_config_fc(struct mpt_softc *mpt)
513 CONFIG_PAGE_FC_PORT_1 fc;
518 r = mpt_read_cfg_header(mpt, MPI_CONFIG_PAGETYPE_FC_PORT, 1, 0,
519 &fc.Header, FALSE, 5000);
521 mpt_prt(mpt, "failed to read FC page 1 header\n");
522 return (mpt_fc_reset_link(mpt, 1));
525 r = mpt_read_cfg_page(mpt, MPI_CONFIG_ACTION_PAGE_READ_NVRAM, 0,
526 &fc.Header, sizeof (fc), FALSE, 5000);
528 mpt_prt(mpt, "failed to read FC page 1\n");
529 return (mpt_fc_reset_link(mpt, 1));
531 mpt2host_config_page_fc_port_1(&fc);
534 * Check our flags to make sure we support the role we want.
540 if (fl & MPI_FCPORTPAGE1_FLAGS_PROT_FCP_INIT) {
541 role |= MPT_ROLE_INITIATOR;
543 if (fl & MPI_FCPORTPAGE1_FLAGS_PROT_FCP_TARG) {
544 role |= MPT_ROLE_TARGET;
547 fl &= ~MPI_FCPORTPAGE1_FLAGS_PROT_MASK;
549 if (mpt->do_cfg_role == 0) {
550 role = mpt->cfg_role;
552 mpt->do_cfg_role = 0;
555 if (role != mpt->cfg_role) {
556 if (mpt->cfg_role & MPT_ROLE_INITIATOR) {
557 if ((role & MPT_ROLE_INITIATOR) == 0) {
558 mpt_prt(mpt, "adding initiator role\n");
559 fl |= MPI_FCPORTPAGE1_FLAGS_PROT_FCP_INIT;
562 mpt_prt(mpt, "keeping initiator role\n");
564 } else if (role & MPT_ROLE_INITIATOR) {
565 mpt_prt(mpt, "removing initiator role\n");
568 if (mpt->cfg_role & MPT_ROLE_TARGET) {
569 if ((role & MPT_ROLE_TARGET) == 0) {
570 mpt_prt(mpt, "adding target role\n");
571 fl |= MPI_FCPORTPAGE1_FLAGS_PROT_FCP_TARG;
574 mpt_prt(mpt, "keeping target role\n");
576 } else if (role & MPT_ROLE_TARGET) {
577 mpt_prt(mpt, "removing target role\n");
580 mpt->role = mpt->cfg_role;
583 if (fl & MPI_FCPORTPAGE1_FLAGS_PROT_FCP_TARG) {
584 if ((fl & MPI_FCPORTPAGE1_FLAGS_TARGET_MODE_OXID) == 0) {
585 mpt_prt(mpt, "adding OXID option\n");
586 fl |= MPI_FCPORTPAGE1_FLAGS_TARGET_MODE_OXID;
593 host2mpt_config_page_fc_port_1(&fc);
594 r = mpt_write_cfg_page(mpt,
595 MPI_CONFIG_ACTION_PAGE_WRITE_NVRAM, 0, &fc.Header,
596 sizeof(fc), FALSE, 5000);
598 mpt_prt(mpt, "failed to update NVRAM with changes\n");
601 mpt_prt(mpt, "NOTE: NVRAM changes will not take "
602 "effect until next reboot or IOC reset\n");
608 mptsas_sas_io_unit_pg0(struct mpt_softc *mpt, struct mptsas_portinfo *portinfo)
610 ConfigExtendedPageHeader_t hdr;
611 struct mptsas_phyinfo *phyinfo;
612 SasIOUnitPage0_t *buffer;
615 error = mpt_read_extcfg_header(mpt, MPI_SASIOUNITPAGE0_PAGEVERSION,
616 0, 0, MPI_CONFIG_EXTPAGETYPE_SAS_IO_UNIT,
620 if (hdr.ExtPageLength == 0) {
625 len = hdr.ExtPageLength * 4;
626 buffer = malloc(len, M_DEVBUF, M_NOWAIT|M_ZERO);
627 if (buffer == NULL) {
632 error = mpt_read_extcfg_page(mpt, MPI_CONFIG_ACTION_PAGE_READ_CURRENT,
633 0, &hdr, buffer, len, 0, 10000);
635 free(buffer, M_DEVBUF);
639 portinfo->num_phys = buffer->NumPhys;
640 portinfo->phy_info = malloc(sizeof(*portinfo->phy_info) *
641 portinfo->num_phys, M_DEVBUF, M_NOWAIT|M_ZERO);
642 if (portinfo->phy_info == NULL) {
643 free(buffer, M_DEVBUF);
648 for (i = 0; i < portinfo->num_phys; i++) {
649 phyinfo = &portinfo->phy_info[i];
650 phyinfo->phy_num = i;
651 phyinfo->port_id = buffer->PhyData[i].Port;
652 phyinfo->negotiated_link_rate =
653 buffer->PhyData[i].NegotiatedLinkRate;
655 le16toh(buffer->PhyData[i].ControllerDevHandle);
658 free(buffer, M_DEVBUF);
664 mptsas_sas_phy_pg0(struct mpt_softc *mpt, struct mptsas_phyinfo *phy_info,
665 uint32_t form, uint32_t form_specific)
667 ConfigExtendedPageHeader_t hdr;
668 SasPhyPage0_t *buffer;
671 error = mpt_read_extcfg_header(mpt, MPI_SASPHY0_PAGEVERSION, 0, 0,
672 MPI_CONFIG_EXTPAGETYPE_SAS_PHY, &hdr,
676 if (hdr.ExtPageLength == 0) {
681 buffer = malloc(sizeof(SasPhyPage0_t), M_DEVBUF, M_NOWAIT|M_ZERO);
682 if (buffer == NULL) {
687 error = mpt_read_extcfg_page(mpt, MPI_CONFIG_ACTION_PAGE_READ_CURRENT,
688 form + form_specific, &hdr, buffer,
689 sizeof(SasPhyPage0_t), 0, 10000);
691 free(buffer, M_DEVBUF);
695 phy_info->hw_link_rate = buffer->HwLinkRate;
696 phy_info->programmed_link_rate = buffer->ProgrammedLinkRate;
697 phy_info->identify.dev_handle = le16toh(buffer->OwnerDevHandle);
698 phy_info->attached.dev_handle = le16toh(buffer->AttachedDevHandle);
700 free(buffer, M_DEVBUF);
706 mptsas_sas_device_pg0(struct mpt_softc *mpt, struct mptsas_devinfo *device_info,
707 uint32_t form, uint32_t form_specific)
709 ConfigExtendedPageHeader_t hdr;
710 SasDevicePage0_t *buffer;
711 uint64_t sas_address;
714 bzero(device_info, sizeof(*device_info));
715 error = mpt_read_extcfg_header(mpt, MPI_SASDEVICE0_PAGEVERSION, 0, 0,
716 MPI_CONFIG_EXTPAGETYPE_SAS_DEVICE,
720 if (hdr.ExtPageLength == 0) {
725 buffer = malloc(sizeof(SasDevicePage0_t), M_DEVBUF, M_NOWAIT|M_ZERO);
726 if (buffer == NULL) {
731 error = mpt_read_extcfg_page(mpt, MPI_CONFIG_ACTION_PAGE_READ_CURRENT,
732 form + form_specific, &hdr, buffer,
733 sizeof(SasDevicePage0_t), 0, 10000);
735 free(buffer, M_DEVBUF);
739 device_info->dev_handle = le16toh(buffer->DevHandle);
740 device_info->parent_dev_handle = le16toh(buffer->ParentDevHandle);
741 device_info->enclosure_handle = le16toh(buffer->EnclosureHandle);
742 device_info->slot = le16toh(buffer->Slot);
743 device_info->phy_num = buffer->PhyNum;
744 device_info->physical_port = buffer->PhysicalPort;
745 device_info->target_id = buffer->TargetID;
746 device_info->bus = buffer->Bus;
747 bcopy(&buffer->SASAddress, &sas_address, sizeof(uint64_t));
748 device_info->sas_address = le64toh(sas_address);
749 device_info->device_info = le32toh(buffer->DeviceInfo);
751 free(buffer, M_DEVBUF);
757 * Read SAS configuration information. Nothing to do yet.
760 mpt_read_config_info_sas(struct mpt_softc *mpt)
762 struct mptsas_portinfo *portinfo;
763 struct mptsas_phyinfo *phyinfo;
766 portinfo = malloc(sizeof(*portinfo), M_DEVBUF, M_NOWAIT|M_ZERO);
767 if (portinfo == NULL)
770 error = mptsas_sas_io_unit_pg0(mpt, portinfo);
772 free(portinfo, M_DEVBUF);
776 for (i = 0; i < portinfo->num_phys; i++) {
777 phyinfo = &portinfo->phy_info[i];
778 error = mptsas_sas_phy_pg0(mpt, phyinfo,
779 (MPI_SAS_PHY_PGAD_FORM_PHY_NUMBER <<
780 MPI_SAS_PHY_PGAD_FORM_SHIFT), i);
783 error = mptsas_sas_device_pg0(mpt, &phyinfo->identify,
784 (MPI_SAS_DEVICE_PGAD_FORM_HANDLE <<
785 MPI_SAS_DEVICE_PGAD_FORM_SHIFT),
789 phyinfo->identify.phy_num = phyinfo->phy_num = i;
790 if (phyinfo->attached.dev_handle)
791 error = mptsas_sas_device_pg0(mpt,
793 (MPI_SAS_DEVICE_PGAD_FORM_HANDLE <<
794 MPI_SAS_DEVICE_PGAD_FORM_SHIFT),
795 phyinfo->attached.dev_handle);
799 mpt->sas_portinfo = portinfo;
804 mptsas_set_sata_wc(struct mpt_softc *mpt, struct mptsas_devinfo *devinfo,
807 SataPassthroughRequest_t *pass;
811 req = mpt_get_request(mpt, 0);
815 pass = req->req_vbuf;
816 bzero(pass, sizeof(SataPassthroughRequest_t));
817 pass->Function = MPI_FUNCTION_SATA_PASSTHROUGH;
818 pass->TargetID = devinfo->target_id;
819 pass->Bus = devinfo->bus;
820 pass->PassthroughFlags = 0;
821 pass->ConnectionRate = MPI_SATA_PT_REQ_CONNECT_RATE_NEGOTIATED;
822 pass->DataLength = 0;
823 pass->MsgContext = htole32(req->index | sata_pass_handler_id);
824 pass->CommandFIS[0] = 0x27;
825 pass->CommandFIS[1] = 0x80;
826 pass->CommandFIS[2] = 0xef;
827 pass->CommandFIS[3] = (enabled) ? 0x02 : 0x82;
828 pass->CommandFIS[7] = 0x40;
829 pass->CommandFIS[15] = 0x08;
831 mpt_check_doorbell(mpt);
832 mpt_send_cmd(mpt, req);
833 error = mpt_wait_req(mpt, req, REQ_STATE_DONE, REQ_STATE_DONE, 0,
836 mpt_free_request(mpt, req);
837 printf("error %d sending passthrough\n", error);
841 status = le16toh(req->IOCStatus);
842 if (status != MPI_IOCSTATUS_SUCCESS) {
843 mpt_free_request(mpt, req);
844 printf("IOCSTATUS %d\n", status);
848 mpt_free_request(mpt, req);
852 * Set SAS configuration information. Nothing to do yet.
855 mpt_set_initial_config_sas(struct mpt_softc *mpt)
857 struct mptsas_phyinfo *phyinfo;
860 if ((mpt_enable_sata_wc != -1) && (mpt->sas_portinfo != NULL)) {
861 for (i = 0; i < mpt->sas_portinfo->num_phys; i++) {
862 phyinfo = &mpt->sas_portinfo->phy_info[i];
863 if (phyinfo->attached.dev_handle == 0)
865 if ((phyinfo->attached.device_info &
866 MPI_SAS_DEVICE_INFO_SATA_DEVICE) == 0)
869 device_printf(mpt->dev,
870 "%sabling SATA WC on phy %d\n",
871 (mpt_enable_sata_wc) ? "En" : "Dis", i);
872 mptsas_set_sata_wc(mpt, &phyinfo->attached,
881 mpt_sata_pass_reply_handler(struct mpt_softc *mpt, request_t *req,
882 uint32_t reply_desc, MSG_DEFAULT_REPLY *reply_frame)
886 if (reply_frame != NULL) {
887 req->IOCStatus = le16toh(reply_frame->IOCStatus);
889 req->state &= ~REQ_STATE_QUEUED;
890 req->state |= REQ_STATE_DONE;
891 TAILQ_REMOVE(&mpt->request_pending_list, req, links);
892 if ((req->state & REQ_STATE_NEED_WAKEUP) != 0) {
894 } else if ((req->state & REQ_STATE_TIMEDOUT) != 0) {
896 * Whew- we can free this request (late completion)
898 mpt_free_request(mpt, req);
906 * Read SCSI configuration information
909 mpt_read_config_info_spi(struct mpt_softc *mpt)
913 rv = mpt_read_cfg_header(mpt, MPI_CONFIG_PAGETYPE_SCSI_PORT, 0, 0,
914 &mpt->mpt_port_page0.Header, FALSE, 5000);
918 mpt_lprt(mpt, MPT_PRT_DEBUG, "SPI Port Page 0 Header: %x %x %x %x\n",
919 mpt->mpt_port_page0.Header.PageVersion,
920 mpt->mpt_port_page0.Header.PageLength,
921 mpt->mpt_port_page0.Header.PageNumber,
922 mpt->mpt_port_page0.Header.PageType);
924 rv = mpt_read_cfg_header(mpt, MPI_CONFIG_PAGETYPE_SCSI_PORT, 1, 0,
925 &mpt->mpt_port_page1.Header, FALSE, 5000);
929 mpt_lprt(mpt, MPT_PRT_DEBUG, "SPI Port Page 1 Header: %x %x %x %x\n",
930 mpt->mpt_port_page1.Header.PageVersion,
931 mpt->mpt_port_page1.Header.PageLength,
932 mpt->mpt_port_page1.Header.PageNumber,
933 mpt->mpt_port_page1.Header.PageType);
935 rv = mpt_read_cfg_header(mpt, MPI_CONFIG_PAGETYPE_SCSI_PORT, 2, 0,
936 &mpt->mpt_port_page2.Header, FALSE, 5000);
940 mpt_lprt(mpt, MPT_PRT_DEBUG, "SPI Port Page 2 Header: %x %x %x %x\n",
941 mpt->mpt_port_page2.Header.PageVersion,
942 mpt->mpt_port_page2.Header.PageLength,
943 mpt->mpt_port_page2.Header.PageNumber,
944 mpt->mpt_port_page2.Header.PageType);
946 for (i = 0; i < 16; i++) {
947 rv = mpt_read_cfg_header(mpt, MPI_CONFIG_PAGETYPE_SCSI_DEVICE,
948 0, i, &mpt->mpt_dev_page0[i].Header, FALSE, 5000);
952 mpt_lprt(mpt, MPT_PRT_DEBUG,
953 "SPI Target %d Device Page 0 Header: %x %x %x %x\n", i,
954 mpt->mpt_dev_page0[i].Header.PageVersion,
955 mpt->mpt_dev_page0[i].Header.PageLength,
956 mpt->mpt_dev_page0[i].Header.PageNumber,
957 mpt->mpt_dev_page0[i].Header.PageType);
959 rv = mpt_read_cfg_header(mpt, MPI_CONFIG_PAGETYPE_SCSI_DEVICE,
960 1, i, &mpt->mpt_dev_page1[i].Header, FALSE, 5000);
964 mpt_lprt(mpt, MPT_PRT_DEBUG,
965 "SPI Target %d Device Page 1 Header: %x %x %x %x\n", i,
966 mpt->mpt_dev_page1[i].Header.PageVersion,
967 mpt->mpt_dev_page1[i].Header.PageLength,
968 mpt->mpt_dev_page1[i].Header.PageNumber,
969 mpt->mpt_dev_page1[i].Header.PageType);
973 * At this point, we don't *have* to fail. As long as we have
974 * valid config header information, we can (barely) lurch
978 rv = mpt_read_cur_cfg_page(mpt, 0, &mpt->mpt_port_page0.Header,
979 sizeof(mpt->mpt_port_page0), FALSE, 5000);
981 mpt_prt(mpt, "failed to read SPI Port Page 0\n");
983 mpt2host_config_page_scsi_port_0(&mpt->mpt_port_page0);
984 mpt_lprt(mpt, MPT_PRT_NEGOTIATION,
985 "SPI Port Page 0: Capabilities %x PhysicalInterface %x\n",
986 mpt->mpt_port_page0.Capabilities,
987 mpt->mpt_port_page0.PhysicalInterface);
990 rv = mpt_read_cur_cfg_page(mpt, 0, &mpt->mpt_port_page1.Header,
991 sizeof(mpt->mpt_port_page1), FALSE, 5000);
993 mpt_prt(mpt, "failed to read SPI Port Page 1\n");
995 mpt2host_config_page_scsi_port_1(&mpt->mpt_port_page1);
996 mpt_lprt(mpt, MPT_PRT_DEBUG,
997 "SPI Port Page 1: Configuration %x OnBusTimerValue %x\n",
998 mpt->mpt_port_page1.Configuration,
999 mpt->mpt_port_page1.OnBusTimerValue);
1002 rv = mpt_read_cur_cfg_page(mpt, 0, &mpt->mpt_port_page2.Header,
1003 sizeof(mpt->mpt_port_page2), FALSE, 5000);
1005 mpt_prt(mpt, "failed to read SPI Port Page 2\n");
1007 mpt_lprt(mpt, MPT_PRT_NEGOTIATION,
1008 "Port Page 2: Flags %x Settings %x\n",
1009 mpt->mpt_port_page2.PortFlags,
1010 mpt->mpt_port_page2.PortSettings);
1011 mpt2host_config_page_scsi_port_2(&mpt->mpt_port_page2);
1012 for (i = 0; i < 16; i++) {
1013 mpt_lprt(mpt, MPT_PRT_NEGOTIATION,
1014 " Port Page 2 Tgt %d: timo %x SF %x Flags %x\n",
1015 i, mpt->mpt_port_page2.DeviceSettings[i].Timeout,
1016 mpt->mpt_port_page2.DeviceSettings[i].SyncFactor,
1017 mpt->mpt_port_page2.DeviceSettings[i].DeviceFlags);
1021 for (i = 0; i < 16; i++) {
1022 rv = mpt_read_cur_cfg_page(mpt, i,
1023 &mpt->mpt_dev_page0[i].Header, sizeof(*mpt->mpt_dev_page0),
1027 "cannot read SPI Target %d Device Page 0\n", i);
1030 mpt2host_config_page_scsi_device_0(&mpt->mpt_dev_page0[i]);
1031 mpt_lprt(mpt, MPT_PRT_NEGOTIATION,
1032 "target %d page 0: Negotiated Params %x Information %x\n",
1033 i, mpt->mpt_dev_page0[i].NegotiatedParameters,
1034 mpt->mpt_dev_page0[i].Information);
1036 rv = mpt_read_cur_cfg_page(mpt, i,
1037 &mpt->mpt_dev_page1[i].Header, sizeof(*mpt->mpt_dev_page1),
1041 "cannot read SPI Target %d Device Page 1\n", i);
1044 mpt2host_config_page_scsi_device_1(&mpt->mpt_dev_page1[i]);
1045 mpt_lprt(mpt, MPT_PRT_NEGOTIATION,
1046 "target %d page 1: Requested Params %x Configuration %x\n",
1047 i, mpt->mpt_dev_page1[i].RequestedParameters,
1048 mpt->mpt_dev_page1[i].Configuration);
1054 * Validate SPI configuration information.
1056 * In particular, validate SPI Port Page 1.
1059 mpt_set_initial_config_spi(struct mpt_softc *mpt)
1061 int error, i, pp1val;
1063 mpt->mpt_disc_enable = 0xff;
1064 mpt->mpt_tag_enable = 0;
1066 pp1val = ((1 << mpt->mpt_ini_id) <<
1067 MPI_SCSIPORTPAGE1_CFG_SHIFT_PORT_RESPONSE_ID) | mpt->mpt_ini_id;
1068 if (mpt->mpt_port_page1.Configuration != pp1val) {
1069 CONFIG_PAGE_SCSI_PORT_1 tmp;
1071 mpt_prt(mpt, "SPI Port Page 1 Config value bad (%x)- should "
1072 "be %x\n", mpt->mpt_port_page1.Configuration, pp1val);
1073 tmp = mpt->mpt_port_page1;
1074 tmp.Configuration = pp1val;
1075 host2mpt_config_page_scsi_port_1(&tmp);
1076 error = mpt_write_cur_cfg_page(mpt, 0,
1077 &tmp.Header, sizeof(tmp), FALSE, 5000);
1081 error = mpt_read_cur_cfg_page(mpt, 0,
1082 &tmp.Header, sizeof(tmp), FALSE, 5000);
1086 mpt2host_config_page_scsi_port_1(&tmp);
1087 if (tmp.Configuration != pp1val) {
1089 "failed to reset SPI Port Page 1 Config value\n");
1092 mpt->mpt_port_page1 = tmp;
1096 * The purpose of this exercise is to get
1097 * all targets back to async/narrow.
1099 * We skip this step if the BIOS has already negotiated
1100 * speeds with the targets.
1102 i = mpt->mpt_port_page2.PortSettings &
1103 MPI_SCSIPORTPAGE2_PORT_MASK_NEGO_MASTER_SETTINGS;
1104 if (i == MPI_SCSIPORTPAGE2_PORT_ALL_MASTER_SETTINGS) {
1105 mpt_lprt(mpt, MPT_PRT_NEGOTIATION,
1106 "honoring BIOS transfer negotiations\n");
1108 for (i = 0; i < 16; i++) {
1109 mpt->mpt_dev_page1[i].RequestedParameters = 0;
1110 mpt->mpt_dev_page1[i].Configuration = 0;
1111 (void) mpt_update_spi_config(mpt, i);
1118 mpt_cam_enable(struct mpt_softc *mpt)
1126 if (mpt_read_config_info_fc(mpt)) {
1129 if (mpt_set_initial_config_fc(mpt)) {
1132 } else if (mpt->is_sas) {
1133 if (mpt_read_config_info_sas(mpt)) {
1136 if (mpt_set_initial_config_sas(mpt)) {
1139 } else if (mpt->is_spi) {
1140 if (mpt_read_config_info_spi(mpt)) {
1143 if (mpt_set_initial_config_spi(mpt)) {
1155 mpt_cam_ready(struct mpt_softc *mpt)
1158 * If we're in target mode, hang out resources now
1159 * so we don't cause the world to hang talking to us.
1161 if (mpt->is_fc && (mpt->role & MPT_ROLE_TARGET)) {
1163 * Try to add some target command resources
1166 if (mpt_add_target_commands(mpt) == FALSE) {
1167 mpt_prt(mpt, "failed to add target commands\n");
1175 mpt_cam_detach(struct mpt_softc *mpt)
1177 mpt_handler_t handler;
1181 mpt_terminate_recovery_thread(mpt);
1183 handler.reply_handler = mpt_scsi_reply_handler;
1184 mpt_deregister_handler(mpt, MPT_HANDLER_REPLY, handler,
1185 scsi_io_handler_id);
1186 handler.reply_handler = mpt_scsi_tmf_reply_handler;
1187 mpt_deregister_handler(mpt, MPT_HANDLER_REPLY, handler,
1188 scsi_tmf_handler_id);
1189 handler.reply_handler = mpt_fc_els_reply_handler;
1190 mpt_deregister_handler(mpt, MPT_HANDLER_REPLY, handler,
1192 handler.reply_handler = mpt_scsi_tgt_reply_handler;
1193 mpt_deregister_handler(mpt, MPT_HANDLER_REPLY, handler,
1194 mpt->scsi_tgt_handler_id);
1195 handler.reply_handler = mpt_sata_pass_reply_handler;
1196 mpt_deregister_handler(mpt, MPT_HANDLER_REPLY, handler,
1197 sata_pass_handler_id);
1199 if (mpt->tmf_req != NULL) {
1200 mpt->tmf_req->state = REQ_STATE_ALLOCATED;
1201 mpt_free_request(mpt, mpt->tmf_req);
1202 mpt->tmf_req = NULL;
1204 if (mpt->sas_portinfo != NULL) {
1205 free(mpt->sas_portinfo, M_DEVBUF);
1206 mpt->sas_portinfo = NULL;
1209 if (mpt->sim != NULL) {
1210 xpt_free_path(mpt->path);
1211 xpt_bus_deregister(cam_sim_path(mpt->sim));
1212 cam_sim_free(mpt->sim, TRUE);
1216 if (mpt->phydisk_sim != NULL) {
1217 xpt_free_path(mpt->phydisk_path);
1218 xpt_bus_deregister(cam_sim_path(mpt->phydisk_sim));
1219 cam_sim_free(mpt->phydisk_sim, TRUE);
1220 mpt->phydisk_sim = NULL;
1225 /* This routine is used after a system crash to dump core onto the swap device.
1228 mpt_poll(struct cam_sim *sim)
1230 struct mpt_softc *mpt;
1232 mpt = (struct mpt_softc *)cam_sim_softc(sim);
1237 * Watchdog timeout routine for SCSI requests.
1240 mpt_timeout(void *arg)
1243 struct mpt_softc *mpt;
1246 ccb = (union ccb *)arg;
1247 mpt = ccb->ccb_h.ccb_mpt_ptr;
1249 #if __FreeBSD_version < 500000
1252 MPT_LOCK_ASSERT(mpt);
1253 req = ccb->ccb_h.ccb_req_ptr;
1254 mpt_prt(mpt, "request %p:%u timed out for ccb %p (req->ccb %p)\n", req,
1255 req->serno, ccb, req->ccb);
1256 /* XXX: WHAT ARE WE TRYING TO DO HERE? */
1257 if ((req->state & REQ_STATE_QUEUED) == REQ_STATE_QUEUED) {
1258 TAILQ_REMOVE(&mpt->request_pending_list, req, links);
1259 TAILQ_INSERT_TAIL(&mpt->request_timeout_list, req, links);
1260 req->state |= REQ_STATE_TIMEDOUT;
1261 mpt_wakeup_recovery_thread(mpt);
1263 #if __FreeBSD_version < 500000
1269 * Callback routine from "bus_dmamap_load" or, in simple cases, called directly.
1271 * Takes a list of physical segments and builds the SGL for SCSI IO command
1272 * and forwards the commard to the IOC after one last check that CAM has not
1273 * aborted the transaction.
1276 mpt_execute_req_a64(void *arg, bus_dma_segment_t *dm_segs, int nseg, int error)
1278 request_t *req, *trq;
1281 struct mpt_softc *mpt;
1283 uint32_t flags, nxt_off;
1285 MSG_REQUEST_HEADER *hdrp;
1290 req = (request_t *)arg;
1293 mpt = ccb->ccb_h.ccb_mpt_ptr;
1294 req = ccb->ccb_h.ccb_req_ptr;
1296 hdrp = req->req_vbuf;
1297 mpt_off = req->req_vbuf;
1299 if (error == 0 && ((uint32_t)nseg) >= mpt->max_seg_cnt) {
1304 switch (hdrp->Function) {
1305 case MPI_FUNCTION_SCSI_IO_REQUEST:
1306 case MPI_FUNCTION_RAID_SCSI_IO_PASSTHROUGH:
1308 sglp = &((PTR_MSG_SCSI_IO_REQUEST)hdrp)->SGL;
1310 case MPI_FUNCTION_TARGET_ASSIST:
1312 sglp = &((PTR_MSG_TARGET_ASSIST_REQUEST)hdrp)->SGL;
1315 mpt_prt(mpt, "bad fct 0x%x in mpt_execute_req_a64\n",
1322 if (error == 0 && ((uint32_t)nseg) >= mpt->max_seg_cnt) {
1324 mpt_prt(mpt, "segment count %d too large (max %u)\n",
1325 nseg, mpt->max_seg_cnt);
1330 if (error != EFBIG && error != ENOMEM) {
1331 mpt_prt(mpt, "mpt_execute_req_a64: err %d\n", error);
1333 if ((ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_INPROG) {
1335 mpt_freeze_ccb(ccb);
1336 if (error == EFBIG) {
1337 status = CAM_REQ_TOO_BIG;
1338 } else if (error == ENOMEM) {
1339 if (mpt->outofbeer == 0) {
1341 xpt_freeze_simq(mpt->sim, 1);
1342 mpt_lprt(mpt, MPT_PRT_DEBUG,
1345 status = CAM_REQUEUE_REQ;
1347 status = CAM_REQ_CMP_ERR;
1349 mpt_set_ccb_status(ccb, status);
1351 if (hdrp->Function == MPI_FUNCTION_TARGET_ASSIST) {
1352 request_t *cmd_req =
1353 MPT_TAG_2_REQ(mpt, ccb->csio.tag_id);
1354 MPT_TGT_STATE(mpt, cmd_req)->state = TGT_STATE_IN_CAM;
1355 MPT_TGT_STATE(mpt, cmd_req)->ccb = NULL;
1356 MPT_TGT_STATE(mpt, cmd_req)->req = NULL;
1358 ccb->ccb_h.status &= ~CAM_SIM_QUEUED;
1359 KASSERT(ccb->ccb_h.status, ("zero ccb sts at %d\n", __LINE__));
1361 CAMLOCK_2_MPTLOCK(mpt);
1362 mpt_free_request(mpt, req);
1363 MPTLOCK_2_CAMLOCK(mpt);
1368 * No data to transfer?
1369 * Just make a single simple SGL with zero length.
1372 if (mpt->verbose >= MPT_PRT_DEBUG) {
1373 int tidx = ((char *)sglp) - mpt_off;
1374 memset(&mpt_off[tidx], 0xff, MPT_REQUEST_AREA - tidx);
1378 SGE_SIMPLE32 *se1 = (SGE_SIMPLE32 *) sglp;
1379 MPI_pSGE_SET_FLAGS(se1,
1380 (MPI_SGE_FLAGS_LAST_ELEMENT | MPI_SGE_FLAGS_END_OF_BUFFER |
1381 MPI_SGE_FLAGS_SIMPLE_ELEMENT | MPI_SGE_FLAGS_END_OF_LIST));
1382 se1->FlagsLength = htole32(se1->FlagsLength);
1387 flags = MPI_SGE_FLAGS_SIMPLE_ELEMENT | MPI_SGE_FLAGS_64_BIT_ADDRESSING;
1389 if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_OUT) {
1390 flags |= MPI_SGE_FLAGS_HOST_TO_IOC;
1393 if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) {
1394 flags |= MPI_SGE_FLAGS_HOST_TO_IOC;
1398 if (!(ccb->ccb_h.flags & (CAM_SG_LIST_PHYS|CAM_DATA_PHYS))) {
1399 bus_dmasync_op_t op;
1401 if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) {
1402 op = BUS_DMASYNC_PREREAD;
1404 op = BUS_DMASYNC_PREWRITE;
1407 if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) {
1408 op = BUS_DMASYNC_PREWRITE;
1410 op = BUS_DMASYNC_PREREAD;
1413 bus_dmamap_sync(mpt->buffer_dmat, req->dmap, op);
1417 * Okay, fill in what we can at the end of the command frame.
1418 * If we have up to MPT_NSGL_FIRST, we can fit them all into
1419 * the command frame.
1421 * Otherwise, we fill up through MPT_NSGL_FIRST less one
1422 * SIMPLE64 pointers and start doing CHAIN64 entries after
1426 if (nseg < MPT_NSGL_FIRST(mpt)) {
1430 * Leave room for CHAIN element
1432 first_lim = MPT_NSGL_FIRST(mpt) - 1;
1435 se = (SGE_SIMPLE64 *) sglp;
1436 for (seg = 0; seg < first_lim; seg++, se++, dm_segs++) {
1439 memset(se, 0, sizeof (*se));
1440 se->Address.Low = htole32(dm_segs->ds_addr & 0xffffffff);
1441 if (sizeof(bus_addr_t) > 4) {
1443 htole32(((uint64_t)dm_segs->ds_addr) >> 32);
1445 MPI_pSGE_SET_LENGTH(se, dm_segs->ds_len);
1447 if (seg == first_lim - 1) {
1448 tf |= MPI_SGE_FLAGS_LAST_ELEMENT;
1450 if (seg == nseg - 1) {
1451 tf |= MPI_SGE_FLAGS_END_OF_LIST |
1452 MPI_SGE_FLAGS_END_OF_BUFFER;
1454 MPI_pSGE_SET_FLAGS(se, tf);
1455 se->FlagsLength = htole32(se->FlagsLength);
1463 * Tell the IOC where to find the first chain element.
1465 hdrp->ChainOffset = ((char *)se - (char *)hdrp) >> 2;
1466 nxt_off = MPT_RQSL(mpt);
1470 * Make up the rest of the data segments out of a chain element
1471 * (contiained in the current request frame) which points to
1472 * SIMPLE64 elements in the next request frame, possibly ending
1473 * with *another* chain element (if there's more).
1475 while (seg < nseg) {
1477 uint32_t tf, cur_off;
1478 bus_addr_t chain_list_addr;
1481 * Point to the chain descriptor. Note that the chain
1482 * descriptor is at the end of the *previous* list (whether
1485 ce = (SGE_CHAIN64 *) se;
1488 * Before we change our current pointer, make sure we won't
1489 * overflow the request area with this frame. Note that we
1490 * test against 'greater than' here as it's okay in this case
1491 * to have next offset be just outside the request area.
1493 if ((nxt_off + MPT_RQSL(mpt)) > MPT_REQUEST_AREA) {
1494 nxt_off = MPT_REQUEST_AREA;
1499 * Set our SGE element pointer to the beginning of the chain
1500 * list and update our next chain list offset.
1502 se = (SGE_SIMPLE64 *) &mpt_off[nxt_off];
1504 nxt_off += MPT_RQSL(mpt);
1507 * Now initialized the chain descriptor.
1509 memset(ce, 0, sizeof (*ce));
1512 * Get the physical address of the chain list.
1514 chain_list_addr = trq->req_pbuf;
1515 chain_list_addr += cur_off;
1516 if (sizeof (bus_addr_t) > 4) {
1518 htole32(((uint64_t)chain_list_addr) >> 32);
1520 ce->Address.Low = htole32(chain_list_addr & 0xffffffff);
1521 ce->Flags = MPI_SGE_FLAGS_CHAIN_ELEMENT |
1522 MPI_SGE_FLAGS_64_BIT_ADDRESSING;
1525 * If we have more than a frame's worth of segments left,
1526 * set up the chain list to have the last element be another
1529 if ((nseg - seg) > MPT_NSGL(mpt)) {
1530 this_seg_lim = seg + MPT_NSGL(mpt) - 1;
1532 * The length of the chain is the length in bytes of the
1533 * number of segments plus the next chain element.
1535 * The next chain descriptor offset is the length,
1536 * in words, of the number of segments.
1538 ce->Length = (this_seg_lim - seg) *
1539 sizeof (SGE_SIMPLE64);
1540 ce->NextChainOffset = ce->Length >> 2;
1541 ce->Length += sizeof (SGE_CHAIN64);
1543 this_seg_lim = nseg;
1544 ce->Length = (this_seg_lim - seg) *
1545 sizeof (SGE_SIMPLE64);
1547 ce->Length = htole16(ce->Length);
1550 * Fill in the chain list SGE elements with our segment data.
1552 * If we're the last element in this chain list, set the last
1553 * element flag. If we're the completely last element period,
1554 * set the end of list and end of buffer flags.
1556 while (seg < this_seg_lim) {
1557 memset(se, 0, sizeof (*se));
1558 se->Address.Low = htole32(dm_segs->ds_addr &
1560 if (sizeof (bus_addr_t) > 4) {
1562 htole32(((uint64_t)dm_segs->ds_addr) >> 32);
1564 MPI_pSGE_SET_LENGTH(se, dm_segs->ds_len);
1566 if (seg == this_seg_lim - 1) {
1567 tf |= MPI_SGE_FLAGS_LAST_ELEMENT;
1569 if (seg == nseg - 1) {
1570 tf |= MPI_SGE_FLAGS_END_OF_LIST |
1571 MPI_SGE_FLAGS_END_OF_BUFFER;
1573 MPI_pSGE_SET_FLAGS(se, tf);
1574 se->FlagsLength = htole32(se->FlagsLength);
1582 * If we have more segments to do and we've used up all of
1583 * the space in a request area, go allocate another one
1584 * and chain to that.
1586 if (seg < nseg && nxt_off >= MPT_REQUEST_AREA) {
1589 CAMLOCK_2_MPTLOCK(mpt);
1590 nrq = mpt_get_request(mpt, FALSE);
1591 MPTLOCK_2_CAMLOCK(mpt);
1599 * Append the new request area on the tail of our list.
1601 if ((trq = req->chain) == NULL) {
1604 while (trq->chain != NULL) {
1610 mpt_off = trq->req_vbuf;
1611 if (mpt->verbose >= MPT_PRT_DEBUG) {
1612 memset(mpt_off, 0xff, MPT_REQUEST_AREA);
1620 * Last time we need to check if this CCB needs to be aborted.
1622 if ((ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_INPROG) {
1623 if (hdrp->Function == MPI_FUNCTION_TARGET_ASSIST) {
1624 request_t *cmd_req =
1625 MPT_TAG_2_REQ(mpt, ccb->csio.tag_id);
1626 MPT_TGT_STATE(mpt, cmd_req)->state = TGT_STATE_IN_CAM;
1627 MPT_TGT_STATE(mpt, cmd_req)->ccb = NULL;
1628 MPT_TGT_STATE(mpt, cmd_req)->req = NULL;
1631 "mpt_execute_req_a64: I/O cancelled (status 0x%x)\n",
1632 ccb->ccb_h.status & CAM_STATUS_MASK);
1633 if (nseg && (ccb->ccb_h.flags & CAM_SG_LIST_PHYS) == 0) {
1634 bus_dmamap_unload(mpt->buffer_dmat, req->dmap);
1636 ccb->ccb_h.status &= ~CAM_SIM_QUEUED;
1637 KASSERT(ccb->ccb_h.status, ("zero ccb sts at %d\n", __LINE__));
1639 CAMLOCK_2_MPTLOCK(mpt);
1640 mpt_free_request(mpt, req);
1641 MPTLOCK_2_CAMLOCK(mpt);
1645 ccb->ccb_h.status |= CAM_SIM_QUEUED;
1646 if (ccb->ccb_h.timeout != CAM_TIME_INFINITY) {
1647 mpt_req_timeout(req, (ccb->ccb_h.timeout * hz) / 1000,
1650 if (mpt->verbose > MPT_PRT_DEBUG) {
1652 mpt_print_request(req->req_vbuf);
1653 for (trq = req->chain; trq; trq = trq->chain) {
1654 printf(" Additional Chain Area %d\n", nc++);
1655 mpt_dump_sgl(trq->req_vbuf, 0);
1659 if (hdrp->Function == MPI_FUNCTION_TARGET_ASSIST) {
1660 request_t *cmd_req = MPT_TAG_2_REQ(mpt, ccb->csio.tag_id);
1661 mpt_tgt_state_t *tgt = MPT_TGT_STATE(mpt, cmd_req);
1662 #ifdef WE_TRUST_AUTO_GOOD_STATUS
1663 if ((ccb->ccb_h.flags & CAM_SEND_STATUS) &&
1664 csio->scsi_status == SCSI_STATUS_OK && tgt->resid == 0) {
1665 tgt->state = TGT_STATE_MOVING_DATA_AND_STATUS;
1667 tgt->state = TGT_STATE_MOVING_DATA;
1670 tgt->state = TGT_STATE_MOVING_DATA;
1673 CAMLOCK_2_MPTLOCK(mpt);
1674 mpt_send_cmd(mpt, req);
1675 MPTLOCK_2_CAMLOCK(mpt);
1679 mpt_execute_req(void *arg, bus_dma_segment_t *dm_segs, int nseg, int error)
1681 request_t *req, *trq;
1684 struct mpt_softc *mpt;
1686 uint32_t flags, nxt_off;
1688 MSG_REQUEST_HEADER *hdrp;
1693 req = (request_t *)arg;
1696 mpt = ccb->ccb_h.ccb_mpt_ptr;
1697 req = ccb->ccb_h.ccb_req_ptr;
1699 hdrp = req->req_vbuf;
1700 mpt_off = req->req_vbuf;
1703 if (error == 0 && ((uint32_t)nseg) >= mpt->max_seg_cnt) {
1708 switch (hdrp->Function) {
1709 case MPI_FUNCTION_SCSI_IO_REQUEST:
1710 case MPI_FUNCTION_RAID_SCSI_IO_PASSTHROUGH:
1711 sglp = &((PTR_MSG_SCSI_IO_REQUEST)hdrp)->SGL;
1713 case MPI_FUNCTION_TARGET_ASSIST:
1715 sglp = &((PTR_MSG_TARGET_ASSIST_REQUEST)hdrp)->SGL;
1718 mpt_prt(mpt, "bad fct 0x%x in mpt_execute_req\n",
1725 if (error == 0 && ((uint32_t)nseg) >= mpt->max_seg_cnt) {
1727 mpt_prt(mpt, "segment count %d too large (max %u)\n",
1728 nseg, mpt->max_seg_cnt);
1733 if (error != EFBIG && error != ENOMEM) {
1734 mpt_prt(mpt, "mpt_execute_req: err %d\n", error);
1736 if ((ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_INPROG) {
1738 mpt_freeze_ccb(ccb);
1739 if (error == EFBIG) {
1740 status = CAM_REQ_TOO_BIG;
1741 } else if (error == ENOMEM) {
1742 if (mpt->outofbeer == 0) {
1744 xpt_freeze_simq(mpt->sim, 1);
1745 mpt_lprt(mpt, MPT_PRT_DEBUG,
1748 status = CAM_REQUEUE_REQ;
1750 status = CAM_REQ_CMP_ERR;
1752 mpt_set_ccb_status(ccb, status);
1754 if (hdrp->Function == MPI_FUNCTION_TARGET_ASSIST) {
1755 request_t *cmd_req =
1756 MPT_TAG_2_REQ(mpt, ccb->csio.tag_id);
1757 MPT_TGT_STATE(mpt, cmd_req)->state = TGT_STATE_IN_CAM;
1758 MPT_TGT_STATE(mpt, cmd_req)->ccb = NULL;
1759 MPT_TGT_STATE(mpt, cmd_req)->req = NULL;
1761 ccb->ccb_h.status &= ~CAM_SIM_QUEUED;
1762 KASSERT(ccb->ccb_h.status, ("zero ccb sts at %d\n", __LINE__));
1764 CAMLOCK_2_MPTLOCK(mpt);
1765 mpt_free_request(mpt, req);
1766 MPTLOCK_2_CAMLOCK(mpt);
1771 * No data to transfer?
1772 * Just make a single simple SGL with zero length.
1775 if (mpt->verbose >= MPT_PRT_DEBUG) {
1776 int tidx = ((char *)sglp) - mpt_off;
1777 memset(&mpt_off[tidx], 0xff, MPT_REQUEST_AREA - tidx);
1781 SGE_SIMPLE32 *se1 = (SGE_SIMPLE32 *) sglp;
1782 MPI_pSGE_SET_FLAGS(se1,
1783 (MPI_SGE_FLAGS_LAST_ELEMENT | MPI_SGE_FLAGS_END_OF_BUFFER |
1784 MPI_SGE_FLAGS_SIMPLE_ELEMENT | MPI_SGE_FLAGS_END_OF_LIST));
1785 se1->FlagsLength = htole32(se1->FlagsLength);
1790 flags = MPI_SGE_FLAGS_SIMPLE_ELEMENT;
1792 if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_OUT) {
1793 flags |= MPI_SGE_FLAGS_HOST_TO_IOC;
1796 if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) {
1797 flags |= MPI_SGE_FLAGS_HOST_TO_IOC;
1801 if (!(ccb->ccb_h.flags & (CAM_SG_LIST_PHYS|CAM_DATA_PHYS))) {
1802 bus_dmasync_op_t op;
1804 if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) {
1805 op = BUS_DMASYNC_PREREAD;
1807 op = BUS_DMASYNC_PREWRITE;
1810 if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) {
1811 op = BUS_DMASYNC_PREWRITE;
1813 op = BUS_DMASYNC_PREREAD;
1816 bus_dmamap_sync(mpt->buffer_dmat, req->dmap, op);
1820 * Okay, fill in what we can at the end of the command frame.
1821 * If we have up to MPT_NSGL_FIRST, we can fit them all into
1822 * the command frame.
1824 * Otherwise, we fill up through MPT_NSGL_FIRST less one
1825 * SIMPLE32 pointers and start doing CHAIN32 entries after
1829 if (nseg < MPT_NSGL_FIRST(mpt)) {
1833 * Leave room for CHAIN element
1835 first_lim = MPT_NSGL_FIRST(mpt) - 1;
1838 se = (SGE_SIMPLE32 *) sglp;
1839 for (seg = 0; seg < first_lim; seg++, se++, dm_segs++) {
1842 memset(se, 0,sizeof (*se));
1843 se->Address = htole32(dm_segs->ds_addr);
1847 MPI_pSGE_SET_LENGTH(se, dm_segs->ds_len);
1849 if (seg == first_lim - 1) {
1850 tf |= MPI_SGE_FLAGS_LAST_ELEMENT;
1852 if (seg == nseg - 1) {
1853 tf |= MPI_SGE_FLAGS_END_OF_LIST |
1854 MPI_SGE_FLAGS_END_OF_BUFFER;
1856 MPI_pSGE_SET_FLAGS(se, tf);
1857 se->FlagsLength = htole32(se->FlagsLength);
1865 * Tell the IOC where to find the first chain element.
1867 hdrp->ChainOffset = ((char *)se - (char *)hdrp) >> 2;
1868 nxt_off = MPT_RQSL(mpt);
1872 * Make up the rest of the data segments out of a chain element
1873 * (contiained in the current request frame) which points to
1874 * SIMPLE32 elements in the next request frame, possibly ending
1875 * with *another* chain element (if there's more).
1877 while (seg < nseg) {
1879 uint32_t tf, cur_off;
1880 bus_addr_t chain_list_addr;
1883 * Point to the chain descriptor. Note that the chain
1884 * descriptor is at the end of the *previous* list (whether
1887 ce = (SGE_CHAIN32 *) se;
1890 * Before we change our current pointer, make sure we won't
1891 * overflow the request area with this frame. Note that we
1892 * test against 'greater than' here as it's okay in this case
1893 * to have next offset be just outside the request area.
1895 if ((nxt_off + MPT_RQSL(mpt)) > MPT_REQUEST_AREA) {
1896 nxt_off = MPT_REQUEST_AREA;
1901 * Set our SGE element pointer to the beginning of the chain
1902 * list and update our next chain list offset.
1904 se = (SGE_SIMPLE32 *) &mpt_off[nxt_off];
1906 nxt_off += MPT_RQSL(mpt);
1909 * Now initialized the chain descriptor.
1911 memset(ce, 0, sizeof (*ce));
1914 * Get the physical address of the chain list.
1916 chain_list_addr = trq->req_pbuf;
1917 chain_list_addr += cur_off;
1921 ce->Address = htole32(chain_list_addr);
1922 ce->Flags = MPI_SGE_FLAGS_CHAIN_ELEMENT;
1926 * If we have more than a frame's worth of segments left,
1927 * set up the chain list to have the last element be another
1930 if ((nseg - seg) > MPT_NSGL(mpt)) {
1931 this_seg_lim = seg + MPT_NSGL(mpt) - 1;
1933 * The length of the chain is the length in bytes of the
1934 * number of segments plus the next chain element.
1936 * The next chain descriptor offset is the length,
1937 * in words, of the number of segments.
1939 ce->Length = (this_seg_lim - seg) *
1940 sizeof (SGE_SIMPLE32);
1941 ce->NextChainOffset = ce->Length >> 2;
1942 ce->Length += sizeof (SGE_CHAIN32);
1944 this_seg_lim = nseg;
1945 ce->Length = (this_seg_lim - seg) *
1946 sizeof (SGE_SIMPLE32);
1948 ce->Length = htole16(ce->Length);
1951 * Fill in the chain list SGE elements with our segment data.
1953 * If we're the last element in this chain list, set the last
1954 * element flag. If we're the completely last element period,
1955 * set the end of list and end of buffer flags.
1957 while (seg < this_seg_lim) {
1958 memset(se, 0, sizeof (*se));
1959 se->Address = htole32(dm_segs->ds_addr);
1964 MPI_pSGE_SET_LENGTH(se, dm_segs->ds_len);
1966 if (seg == this_seg_lim - 1) {
1967 tf |= MPI_SGE_FLAGS_LAST_ELEMENT;
1969 if (seg == nseg - 1) {
1970 tf |= MPI_SGE_FLAGS_END_OF_LIST |
1971 MPI_SGE_FLAGS_END_OF_BUFFER;
1973 MPI_pSGE_SET_FLAGS(se, tf);
1974 se->FlagsLength = htole32(se->FlagsLength);
1982 * If we have more segments to do and we've used up all of
1983 * the space in a request area, go allocate another one
1984 * and chain to that.
1986 if (seg < nseg && nxt_off >= MPT_REQUEST_AREA) {
1989 CAMLOCK_2_MPTLOCK(mpt);
1990 nrq = mpt_get_request(mpt, FALSE);
1991 MPTLOCK_2_CAMLOCK(mpt);
1999 * Append the new request area on the tail of our list.
2001 if ((trq = req->chain) == NULL) {
2004 while (trq->chain != NULL) {
2010 mpt_off = trq->req_vbuf;
2011 if (mpt->verbose >= MPT_PRT_DEBUG) {
2012 memset(mpt_off, 0xff, MPT_REQUEST_AREA);
2020 * Last time we need to check if this CCB needs to be aborted.
2022 if ((ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_INPROG) {
2023 if (hdrp->Function == MPI_FUNCTION_TARGET_ASSIST) {
2024 request_t *cmd_req =
2025 MPT_TAG_2_REQ(mpt, ccb->csio.tag_id);
2026 MPT_TGT_STATE(mpt, cmd_req)->state = TGT_STATE_IN_CAM;
2027 MPT_TGT_STATE(mpt, cmd_req)->ccb = NULL;
2028 MPT_TGT_STATE(mpt, cmd_req)->req = NULL;
2031 "mpt_execute_req: I/O cancelled (status 0x%x)\n",
2032 ccb->ccb_h.status & CAM_STATUS_MASK);
2033 if (nseg && (ccb->ccb_h.flags & CAM_SG_LIST_PHYS) == 0) {
2034 bus_dmamap_unload(mpt->buffer_dmat, req->dmap);
2036 ccb->ccb_h.status &= ~CAM_SIM_QUEUED;
2037 KASSERT(ccb->ccb_h.status, ("zero ccb sts at %d\n", __LINE__));
2039 CAMLOCK_2_MPTLOCK(mpt);
2040 mpt_free_request(mpt, req);
2041 MPTLOCK_2_CAMLOCK(mpt);
2045 ccb->ccb_h.status |= CAM_SIM_QUEUED;
2046 if (ccb->ccb_h.timeout != CAM_TIME_INFINITY) {
2047 mpt_req_timeout(req, (ccb->ccb_h.timeout * hz) / 1000,
2050 if (mpt->verbose > MPT_PRT_DEBUG) {
2052 mpt_print_request(req->req_vbuf);
2053 for (trq = req->chain; trq; trq = trq->chain) {
2054 printf(" Additional Chain Area %d\n", nc++);
2055 mpt_dump_sgl(trq->req_vbuf, 0);
2059 if (hdrp->Function == MPI_FUNCTION_TARGET_ASSIST) {
2060 request_t *cmd_req = MPT_TAG_2_REQ(mpt, ccb->csio.tag_id);
2061 mpt_tgt_state_t *tgt = MPT_TGT_STATE(mpt, cmd_req);
2062 #ifdef WE_TRUST_AUTO_GOOD_STATUS
2063 if ((ccb->ccb_h.flags & CAM_SEND_STATUS) &&
2064 csio->scsi_status == SCSI_STATUS_OK && tgt->resid == 0) {
2065 tgt->state = TGT_STATE_MOVING_DATA_AND_STATUS;
2067 tgt->state = TGT_STATE_MOVING_DATA;
2070 tgt->state = TGT_STATE_MOVING_DATA;
2073 CAMLOCK_2_MPTLOCK(mpt);
2074 mpt_send_cmd(mpt, req);
2075 MPTLOCK_2_CAMLOCK(mpt);
2079 mpt_start(struct cam_sim *sim, union ccb *ccb)
2082 struct mpt_softc *mpt;
2083 MSG_SCSI_IO_REQUEST *mpt_req;
2084 struct ccb_scsiio *csio = &ccb->csio;
2085 struct ccb_hdr *ccbh = &ccb->ccb_h;
2086 bus_dmamap_callback_t *cb;
2090 /* Get the pointer for the physical addapter */
2091 mpt = ccb->ccb_h.ccb_mpt_ptr;
2092 raid_passthru = (sim == mpt->phydisk_sim);
2094 CAMLOCK_2_MPTLOCK(mpt);
2095 if ((req = mpt_get_request(mpt, FALSE)) == NULL) {
2096 if (mpt->outofbeer == 0) {
2098 xpt_freeze_simq(mpt->sim, 1);
2099 mpt_lprt(mpt, MPT_PRT_DEBUG, "FREEZEQ\n");
2101 ccb->ccb_h.status &= ~CAM_SIM_QUEUED;
2102 mpt_set_ccb_status(ccb, CAM_REQUEUE_REQ);
2103 MPTLOCK_2_CAMLOCK(mpt);
2108 mpt_req_not_spcl(mpt, req, "mpt_start", __LINE__);
2110 MPTLOCK_2_CAMLOCK(mpt);
2112 if (sizeof (bus_addr_t) > 4) {
2113 cb = mpt_execute_req_a64;
2115 cb = mpt_execute_req;
2119 * Link the ccb and the request structure so we can find
2120 * the other knowing either the request or the ccb
2123 ccb->ccb_h.ccb_req_ptr = req;
2125 /* Now we build the command for the IOC */
2126 mpt_req = req->req_vbuf;
2127 memset(mpt_req, 0, sizeof (MSG_SCSI_IO_REQUEST));
2129 mpt_req->Function = MPI_FUNCTION_SCSI_IO_REQUEST;
2130 if (raid_passthru) {
2131 mpt_req->Function = MPI_FUNCTION_RAID_SCSI_IO_PASSTHROUGH;
2132 CAMLOCK_2_MPTLOCK(mpt);
2133 if (mpt_map_physdisk(mpt, ccb, &tgt) != 0) {
2134 MPTLOCK_2_CAMLOCK(mpt);
2135 ccb->ccb_h.status &= ~CAM_SIM_QUEUED;
2136 mpt_set_ccb_status(ccb, CAM_DEV_NOT_THERE);
2140 MPTLOCK_2_CAMLOCK(mpt);
2141 mpt_req->Bus = 0; /* we never set bus here */
2143 tgt = ccb->ccb_h.target_id;
2144 mpt_req->Bus = 0; /* XXX */
2147 mpt_req->SenseBufferLength =
2148 (csio->sense_len < MPT_SENSE_SIZE) ?
2149 csio->sense_len : MPT_SENSE_SIZE;
2152 * We use the message context to find the request structure when we
2153 * Get the command completion interrupt from the IOC.
2155 mpt_req->MsgContext = htole32(req->index | scsi_io_handler_id);
2157 /* Which physical device to do the I/O on */
2158 mpt_req->TargetID = tgt;
2160 /* We assume a single level LUN type */
2161 if (ccb->ccb_h.target_lun >= MPT_MAX_LUNS) {
2162 mpt_req->LUN[0] = 0x40 | ((ccb->ccb_h.target_lun >> 8) & 0x3f);
2163 mpt_req->LUN[1] = ccb->ccb_h.target_lun & 0xff;
2165 mpt_req->LUN[1] = ccb->ccb_h.target_lun;
2168 /* Set the direction of the transfer */
2169 if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) {
2170 mpt_req->Control = MPI_SCSIIO_CONTROL_READ;
2171 } else if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_OUT) {
2172 mpt_req->Control = MPI_SCSIIO_CONTROL_WRITE;
2174 mpt_req->Control = MPI_SCSIIO_CONTROL_NODATATRANSFER;
2177 if ((ccb->ccb_h.flags & CAM_TAG_ACTION_VALID) != 0) {
2178 switch(ccb->csio.tag_action) {
2179 case MSG_HEAD_OF_Q_TAG:
2180 mpt_req->Control |= MPI_SCSIIO_CONTROL_HEADOFQ;
2183 mpt_req->Control |= MPI_SCSIIO_CONTROL_ACAQ;
2185 case MSG_ORDERED_Q_TAG:
2186 mpt_req->Control |= MPI_SCSIIO_CONTROL_ORDEREDQ;
2188 case MSG_SIMPLE_Q_TAG:
2190 mpt_req->Control |= MPI_SCSIIO_CONTROL_SIMPLEQ;
2194 if (mpt->is_fc || mpt->is_sas) {
2195 mpt_req->Control |= MPI_SCSIIO_CONTROL_SIMPLEQ;
2197 /* XXX No such thing for a target doing packetized. */
2198 mpt_req->Control |= MPI_SCSIIO_CONTROL_UNTAGGED;
2203 if (ccb->ccb_h.flags & CAM_DIS_DISCONNECT) {
2204 mpt_req->Control |= MPI_SCSIIO_CONTROL_NO_DISCONNECT;
2207 mpt_req->Control = htole32(mpt_req->Control);
2209 /* Copy the scsi command block into place */
2210 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) != 0) {
2211 bcopy(csio->cdb_io.cdb_ptr, mpt_req->CDB, csio->cdb_len);
2213 bcopy(csio->cdb_io.cdb_bytes, mpt_req->CDB, csio->cdb_len);
2216 mpt_req->CDBLength = csio->cdb_len;
2217 mpt_req->DataLength = htole32(csio->dxfer_len);
2218 mpt_req->SenseBufferLowAddr = htole32(req->sense_pbuf);
2221 * Do a *short* print here if we're set to MPT_PRT_DEBUG
2223 if (mpt->verbose == MPT_PRT_DEBUG) {
2225 mpt_prt(mpt, "mpt_start: %s op 0x%x ",
2226 (mpt_req->Function == MPI_FUNCTION_SCSI_IO_REQUEST)?
2227 "SCSI_IO_REQUEST" : "SCSI_IO_PASSTHRU", mpt_req->CDB[0]);
2228 df = mpt_req->Control & MPI_SCSIIO_CONTROL_DATADIRECTION_MASK;
2229 if (df != MPI_SCSIIO_CONTROL_NODATATRANSFER) {
2230 mpt_prtc(mpt, "(%s %u byte%s ",
2231 (df == MPI_SCSIIO_CONTROL_READ)?
2232 "read" : "write", csio->dxfer_len,
2233 (csio->dxfer_len == 1)? ")" : "s)");
2235 mpt_prtc(mpt, "tgt %u lun %u req %p:%u\n", tgt,
2236 ccb->ccb_h.target_lun, req, req->serno);
2240 * If we have any data to send with this command map it into bus space.
2242 if ((ccbh->flags & CAM_DIR_MASK) != CAM_DIR_NONE) {
2243 if ((ccbh->flags & CAM_SCATTER_VALID) == 0) {
2245 * We've been given a pointer to a single buffer.
2247 if ((ccbh->flags & CAM_DATA_PHYS) == 0) {
2249 * Virtual address that needs to translated into
2250 * one or more physical address ranges.
2253 int s = splsoftvm();
2254 error = bus_dmamap_load(mpt->buffer_dmat,
2255 req->dmap, csio->data_ptr, csio->dxfer_len,
2258 if (error == EINPROGRESS) {
2260 * So as to maintain ordering,
2261 * freeze the controller queue
2262 * until our mapping is
2265 xpt_freeze_simq(mpt->sim, 1);
2266 ccbh->status |= CAM_RELEASE_SIMQ;
2270 * We have been given a pointer to single
2273 struct bus_dma_segment seg;
2275 (bus_addr_t)(vm_offset_t)csio->data_ptr;
2276 seg.ds_len = csio->dxfer_len;
2277 (*cb)(req, &seg, 1, 0);
2281 * We have been given a list of addresses.
2282 * This case could be easily supported but they are not
2283 * currently generated by the CAM subsystem so there
2284 * is no point in wasting the time right now.
2286 struct bus_dma_segment *segs;
2287 if ((ccbh->flags & CAM_SG_LIST_PHYS) == 0) {
2288 (*cb)(req, NULL, 0, EFAULT);
2290 /* Just use the segments provided */
2291 segs = (struct bus_dma_segment *)csio->data_ptr;
2292 (*cb)(req, segs, csio->sglist_cnt, 0);
2296 (*cb)(req, NULL, 0, 0);
2301 mpt_bus_reset(struct mpt_softc *mpt, target_id_t tgt, lun_id_t lun,
2308 error = mpt_scsi_send_tmf(mpt,
2309 (tgt != CAM_TARGET_WILDCARD || lun != CAM_LUN_WILDCARD) ?
2310 MPI_SCSITASKMGMT_TASKTYPE_TARGET_RESET :
2311 MPI_SCSITASKMGMT_TASKTYPE_RESET_BUS,
2312 mpt->is_fc ? MPI_SCSITASKMGMT_MSGFLAGS_LIP_RESET_OPTION : 0,
2313 0, /* XXX How do I get the channel ID? */
2314 tgt != CAM_TARGET_WILDCARD ? tgt : 0,
2315 lun != CAM_LUN_WILDCARD ? lun : 0,
2320 * mpt_scsi_send_tmf hard resets on failure, so no
2321 * need to do so here.
2324 "mpt_bus_reset: mpt_scsi_send_tmf returned %d\n", error);
2328 /* Wait for bus reset to be processed by the IOC. */
2329 error = mpt_wait_req(mpt, mpt->tmf_req, REQ_STATE_DONE,
2330 REQ_STATE_DONE, sleep_ok, 5000);
2332 status = le16toh(mpt->tmf_req->IOCStatus);
2333 response = mpt->tmf_req->ResponseCode;
2334 mpt->tmf_req->state = REQ_STATE_FREE;
2337 mpt_prt(mpt, "mpt_bus_reset: Reset timed-out. "
2338 "Resetting controller.\n");
2339 mpt_reset(mpt, TRUE);
2343 if ((status & MPI_IOCSTATUS_MASK) != MPI_IOCSTATUS_SUCCESS) {
2344 mpt_prt(mpt, "mpt_bus_reset: TMF IOC Status 0x%x. "
2345 "Resetting controller.\n", status);
2346 mpt_reset(mpt, TRUE);
2350 if (response != MPI_SCSITASKMGMT_RSP_TM_SUCCEEDED &&
2351 response != MPI_SCSITASKMGMT_RSP_TM_COMPLETE) {
2352 mpt_prt(mpt, "mpt_bus_reset: TMF Response 0x%x. "
2353 "Resetting controller.\n", response);
2354 mpt_reset(mpt, TRUE);
2361 mpt_fc_reset_link(struct mpt_softc *mpt, int dowait)
2365 PTR_MSG_FC_PRIMITIVE_SEND_REQUEST fc;
2367 req = mpt_get_request(mpt, FALSE);
2372 memset(fc, 0, sizeof(*fc));
2373 fc->SendFlags = MPI_FC_PRIM_SEND_FLAGS_RESET_LINK;
2374 fc->Function = MPI_FUNCTION_FC_PRIMITIVE_SEND;
2375 fc->MsgContext = htole32(req->index | fc_els_handler_id);
2376 mpt_send_cmd(mpt, req);
2378 r = mpt_wait_req(mpt, req, REQ_STATE_DONE,
2379 REQ_STATE_DONE, FALSE, 60 * 1000);
2381 mpt_free_request(mpt, req);
2388 mpt_cam_event(struct mpt_softc *mpt, request_t *req,
2389 MSG_EVENT_NOTIFY_REPLY *msg)
2391 uint32_t data0, data1;
2393 data0 = le32toh(msg->Data[0]);
2394 data1 = le32toh(msg->Data[1]);
2395 switch(msg->Event & 0xFF) {
2396 case MPI_EVENT_UNIT_ATTENTION:
2397 mpt_prt(mpt, "UNIT ATTENTION: Bus: 0x%02x TargetID: 0x%02x\n",
2398 (data0 >> 8) & 0xff, data0 & 0xff);
2401 case MPI_EVENT_IOC_BUS_RESET:
2402 /* We generated a bus reset */
2403 mpt_prt(mpt, "IOC Generated Bus Reset Port: %d\n",
2404 (data0 >> 8) & 0xff);
2405 xpt_async(AC_BUS_RESET, mpt->path, NULL);
2408 case MPI_EVENT_EXT_BUS_RESET:
2409 /* Someone else generated a bus reset */
2410 mpt_prt(mpt, "External Bus Reset Detected\n");
2412 * These replies don't return EventData like the MPI
2415 xpt_async(AC_BUS_RESET, mpt->path, NULL);
2418 case MPI_EVENT_RESCAN:
2419 #if __FreeBSD_version >= 600000
2424 * In general this means a device has been added to the loop.
2426 mpt_prt(mpt, "Rescan Port: %d\n", (data0 >> 8) & 0xff);
2427 if (mpt->ready == 0) {
2430 if (mpt->phydisk_sim) {
2431 pathid = cam_sim_path(mpt->phydisk_sim);
2433 pathid = cam_sim_path(mpt->sim);
2435 MPTLOCK_2_CAMLOCK(mpt);
2437 * Allocate a CCB, create a wildcard path for this bus,
2438 * and schedule a rescan.
2440 ccb = xpt_alloc_ccb_nowait();
2442 mpt_prt(mpt, "unable to alloc CCB for rescan\n");
2443 CAMLOCK_2_MPTLOCK(mpt);
2447 if (xpt_create_path(&ccb->ccb_h.path, xpt_periph, pathid,
2448 CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD) != CAM_REQ_CMP) {
2449 CAMLOCK_2_MPTLOCK(mpt);
2450 mpt_prt(mpt, "unable to create path for rescan\n");
2455 CAMLOCK_2_MPTLOCK(mpt);
2459 mpt_prt(mpt, "Rescan Port: %d\n", (data0 >> 8) & 0xff);
2462 case MPI_EVENT_LINK_STATUS_CHANGE:
2463 mpt_prt(mpt, "Port %d: LinkState: %s\n",
2464 (data1 >> 8) & 0xff,
2465 ((data0 & 0xff) == 0)? "Failed" : "Active");
2468 case MPI_EVENT_LOOP_STATE_CHANGE:
2469 switch ((data0 >> 16) & 0xff) {
2472 "Port 0x%x: FC LinkEvent: LIP(%02x,%02x) "
2473 "(Loop Initialization)\n",
2474 (data1 >> 8) & 0xff,
2475 (data0 >> 8) & 0xff,
2477 switch ((data0 >> 8) & 0xff) {
2479 if ((data0 & 0xff) == 0xF7) {
2480 mpt_prt(mpt, "Device needs AL_PA\n");
2482 mpt_prt(mpt, "Device %02x doesn't like "
2488 if ((data0 & 0xff) == 0xF7) {
2489 mpt_prt(mpt, "Device had loop failure "
2490 "at its receiver prior to acquiring"
2493 mpt_prt(mpt, "Device %02x detected loop"
2494 " failure at its receiver\n",
2499 mpt_prt(mpt, "Device %02x requests that device "
2500 "%02x reset itself\n",
2502 (data0 >> 8) & 0xFF);
2507 mpt_prt(mpt, "Port 0x%x: FC LinkEvent: "
2508 "LPE(%02x,%02x) (Loop Port Enable)\n",
2509 (data1 >> 8) & 0xff, /* Port */
2510 (data0 >> 8) & 0xff, /* Character 3 */
2511 (data0 ) & 0xff /* Character 4 */);
2514 mpt_prt(mpt, "Port 0x%x: FC LinkEvent: "
2515 "LPB(%02x,%02x) (Loop Port Bypass)\n",
2516 (data1 >> 8) & 0xff, /* Port */
2517 (data0 >> 8) & 0xff, /* Character 3 */
2518 (data0 ) & 0xff /* Character 4 */);
2521 mpt_prt(mpt, "Port 0x%x: FC LinkEvent: Unknown "
2522 "FC event (%02x %02x %02x)\n",
2523 (data1 >> 8) & 0xff, /* Port */
2524 (data0 >> 16) & 0xff, /* Event */
2525 (data0 >> 8) & 0xff, /* Character 3 */
2526 (data0 ) & 0xff /* Character 4 */);
2530 case MPI_EVENT_LOGOUT:
2531 mpt_prt(mpt, "FC Logout Port: %d N_PortID: %02x\n",
2532 (data1 >> 8) & 0xff, data0);
2534 case MPI_EVENT_QUEUE_FULL:
2536 struct cam_sim *sim;
2537 struct cam_path *tmppath;
2538 struct ccb_relsim crs;
2539 PTR_EVENT_DATA_QUEUE_FULL pqf;
2542 pqf = (PTR_EVENT_DATA_QUEUE_FULL)msg->Data;
2543 pqf->CurrentDepth = le16toh(pqf->CurrentDepth);
2544 mpt_prt(mpt, "QUEUE FULL EVENT: Bus 0x%02x Target 0x%02x Depth "
2545 "%d\n", pqf->Bus, pqf->TargetID, pqf->CurrentDepth);
2546 if (mpt->phydisk_sim) {
2547 sim = mpt->phydisk_sim;
2551 MPTLOCK_2_CAMLOCK(mpt);
2552 for (lun_id = 0; lun_id < MPT_MAX_LUNS; lun_id++) {
2553 if (xpt_create_path(&tmppath, NULL, cam_sim_path(sim),
2554 pqf->TargetID, lun_id) != CAM_REQ_CMP) {
2555 mpt_prt(mpt, "unable to create a path to send "
2557 CAMLOCK_2_MPTLOCK(mpt);
2560 xpt_setup_ccb(&crs.ccb_h, tmppath, 5);
2561 crs.ccb_h.func_code = XPT_REL_SIMQ;
2562 crs.ccb_h.flags = CAM_DEV_QFREEZE;
2563 crs.release_flags = RELSIM_ADJUST_OPENINGS;
2564 crs.openings = pqf->CurrentDepth - 1;
2565 xpt_action((union ccb *)&crs);
2566 if (crs.ccb_h.status != CAM_REQ_CMP) {
2567 mpt_prt(mpt, "XPT_REL_SIMQ failed\n");
2569 xpt_free_path(tmppath);
2571 CAMLOCK_2_MPTLOCK(mpt);
2574 case MPI_EVENT_IR_RESYNC_UPDATE:
2575 mpt_prt(mpt, "IR resync update %d completed\n",
2576 (data0 >> 16) & 0xff);
2578 case MPI_EVENT_EVENT_CHANGE:
2579 case MPI_EVENT_INTEGRATED_RAID:
2580 case MPI_EVENT_SAS_DEVICE_STATUS_CHANGE:
2581 case MPI_EVENT_SAS_SES:
2584 mpt_lprt(mpt, MPT_PRT_WARN, "mpt_cam_event: 0x%x\n",
2592 * Reply path for all SCSI I/O requests, called from our
2593 * interrupt handler by extracting our handler index from
2594 * the MsgContext field of the reply from the IOC.
2596 * This routine is optimized for the common case of a
2597 * completion without error. All exception handling is
2598 * offloaded to non-inlined helper routines to minimize
2602 mpt_scsi_reply_handler(struct mpt_softc *mpt, request_t *req,
2603 uint32_t reply_desc, MSG_DEFAULT_REPLY *reply_frame)
2605 MSG_SCSI_IO_REQUEST *scsi_req;
2608 if (req->state == REQ_STATE_FREE) {
2609 mpt_prt(mpt, "mpt_scsi_reply_handler: req already free\n");
2613 scsi_req = (MSG_SCSI_IO_REQUEST *)req->req_vbuf;
2616 mpt_prt(mpt, "mpt_scsi_reply_handler: req %p:%u with no ccb\n",
2621 mpt_req_untimeout(req, mpt_timeout, ccb);
2622 ccb->ccb_h.status &= ~CAM_SIM_QUEUED;
2624 if ((ccb->ccb_h.flags & CAM_DIR_MASK) != CAM_DIR_NONE) {
2625 bus_dmasync_op_t op;
2627 if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN)
2628 op = BUS_DMASYNC_POSTREAD;
2630 op = BUS_DMASYNC_POSTWRITE;
2631 bus_dmamap_sync(mpt->buffer_dmat, req->dmap, op);
2632 bus_dmamap_unload(mpt->buffer_dmat, req->dmap);
2635 if (reply_frame == NULL) {
2637 * Context only reply, completion without error status.
2639 ccb->csio.resid = 0;
2640 mpt_set_ccb_status(ccb, CAM_REQ_CMP);
2641 ccb->csio.scsi_status = SCSI_STATUS_OK;
2643 mpt_scsi_reply_frame_handler(mpt, req, reply_frame);
2646 if (mpt->outofbeer) {
2647 ccb->ccb_h.status |= CAM_RELEASE_SIMQ;
2649 mpt_lprt(mpt, MPT_PRT_DEBUG, "THAWQ\n");
2651 if (scsi_req->CDB[0] == INQUIRY && (scsi_req->CDB[1] & SI_EVPD) == 0) {
2652 struct scsi_inquiry_data *iq =
2653 (struct scsi_inquiry_data *)ccb->csio.data_ptr;
2654 if (scsi_req->Function ==
2655 MPI_FUNCTION_RAID_SCSI_IO_PASSTHROUGH) {
2657 * Fake out the device type so that only the
2658 * pass-thru device will attach.
2660 iq->device &= ~0x1F;
2661 iq->device |= T_NODEVICE;
2664 if (mpt->verbose == MPT_PRT_DEBUG) {
2665 mpt_prt(mpt, "mpt_scsi_reply_handler: %p:%u complete\n",
2668 KASSERT(ccb->ccb_h.status, ("zero ccb sts at %d\n", __LINE__));
2669 MPTLOCK_2_CAMLOCK(mpt);
2671 CAMLOCK_2_MPTLOCK(mpt);
2672 if ((req->state & REQ_STATE_TIMEDOUT) == 0) {
2673 TAILQ_REMOVE(&mpt->request_pending_list, req, links);
2675 mpt_prt(mpt, "completing timedout/aborted req %p:%u\n",
2677 TAILQ_REMOVE(&mpt->request_timeout_list, req, links);
2679 KASSERT((req->state & REQ_STATE_NEED_WAKEUP) == 0,
2680 ("CCB req needed wakeup"));
2682 mpt_req_not_spcl(mpt, req, "mpt_scsi_reply_handler", __LINE__);
2684 mpt_free_request(mpt, req);
2689 mpt_scsi_tmf_reply_handler(struct mpt_softc *mpt, request_t *req,
2690 uint32_t reply_desc, MSG_DEFAULT_REPLY *reply_frame)
2692 MSG_SCSI_TASK_MGMT_REPLY *tmf_reply;
2694 KASSERT(req == mpt->tmf_req, ("TMF Reply not using mpt->tmf_req"));
2696 mpt_req_not_spcl(mpt, req, "mpt_scsi_tmf_reply_handler", __LINE__);
2698 tmf_reply = (MSG_SCSI_TASK_MGMT_REPLY *)reply_frame;
2699 /* Record IOC Status and Response Code of TMF for any waiters. */
2700 req->IOCStatus = le16toh(tmf_reply->IOCStatus);
2701 req->ResponseCode = tmf_reply->ResponseCode;
2703 mpt_lprt(mpt, MPT_PRT_DEBUG, "TMF complete: req %p:%u status 0x%x\n",
2704 req, req->serno, le16toh(tmf_reply->IOCStatus));
2705 TAILQ_REMOVE(&mpt->request_pending_list, req, links);
2706 if ((req->state & REQ_STATE_NEED_WAKEUP) != 0) {
2707 req->state |= REQ_STATE_DONE;
2710 mpt->tmf_req->state = REQ_STATE_FREE;
2716 * XXX: Move to definitions file
2734 mpt_fc_els_send_response(struct mpt_softc *mpt, request_t *req,
2735 PTR_MSG_LINK_SERVICE_BUFFER_POST_REPLY rp, U8 length)
2738 MSG_LINK_SERVICE_RSP_REQUEST tmp;
2739 PTR_MSG_LINK_SERVICE_RSP_REQUEST rsp;
2742 * We are going to reuse the ELS request to send this response back.
2745 memset(rsp, 0, sizeof(*rsp));
2747 #ifdef USE_IMMEDIATE_LINK_DATA
2749 * Apparently the IMMEDIATE stuff doesn't seem to work.
2751 rsp->RspFlags = LINK_SERVICE_RSP_FLAGS_IMMEDIATE;
2753 rsp->RspLength = length;
2754 rsp->Function = MPI_FUNCTION_FC_LINK_SRVC_RSP;
2755 rsp->MsgContext = htole32(req->index | fc_els_handler_id);
2758 * Copy over information from the original reply frame to
2759 * it's correct place in the response.
2761 memcpy((U8 *)rsp + 0x0c, (U8 *)rp + 0x1c, 24);
2764 * And now copy back the temporary area to the original frame.
2766 memcpy(req->req_vbuf, rsp, sizeof (MSG_LINK_SERVICE_RSP_REQUEST));
2767 rsp = req->req_vbuf;
2769 #ifdef USE_IMMEDIATE_LINK_DATA
2770 memcpy((U8 *)&rsp->SGL, &((U8 *)req->req_vbuf)[MPT_RQSL(mpt)], length);
2773 PTR_SGE_SIMPLE32 se = (PTR_SGE_SIMPLE32) &rsp->SGL;
2774 bus_addr_t paddr = req->req_pbuf;
2775 paddr += MPT_RQSL(mpt);
2778 MPI_SGE_FLAGS_HOST_TO_IOC |
2779 MPI_SGE_FLAGS_SIMPLE_ELEMENT |
2780 MPI_SGE_FLAGS_LAST_ELEMENT |
2781 MPI_SGE_FLAGS_END_OF_LIST |
2782 MPI_SGE_FLAGS_END_OF_BUFFER;
2783 fl <<= MPI_SGE_FLAGS_SHIFT;
2785 se->FlagsLength = htole32(fl);
2786 se->Address = htole32((uint32_t) paddr);
2793 mpt_send_cmd(mpt, req);
2797 mpt_fc_els_reply_handler(struct mpt_softc *mpt, request_t *req,
2798 uint32_t reply_desc, MSG_DEFAULT_REPLY *reply_frame)
2800 PTR_MSG_LINK_SERVICE_BUFFER_POST_REPLY rp =
2801 (PTR_MSG_LINK_SERVICE_BUFFER_POST_REPLY) reply_frame;
2805 U16 status = le16toh(reply_frame->IOCStatus);
2808 int do_refresh = TRUE;
2811 KASSERT(mpt_req_on_free_list(mpt, req) == 0,
2812 ("fc_els_reply_handler: req %p:%u for function %x on freelist!",
2813 req, req->serno, rp->Function));
2814 if (rp->Function != MPI_FUNCTION_FC_PRIMITIVE_SEND) {
2815 mpt_req_spcl(mpt, req, "fc_els_reply_handler", __LINE__);
2817 mpt_req_not_spcl(mpt, req, "fc_els_reply_handler", __LINE__);
2820 mpt_lprt(mpt, MPT_PRT_DEBUG,
2821 "FC_ELS Complete: req %p:%u, reply %p function %x\n",
2822 req, req->serno, reply_frame, reply_frame->Function);
2824 if (status != MPI_IOCSTATUS_SUCCESS) {
2825 mpt_prt(mpt, "ELS REPLY STATUS 0x%x for Function %x\n",
2826 status, reply_frame->Function);
2827 if (status == MPI_IOCSTATUS_INVALID_STATE) {
2829 * XXX: to get around shutdown issue
2838 * If the function of a link service response, we recycle the
2839 * response to be a refresh for a new link service request.
2841 * The request pointer is bogus in this case and we have to fetch
2842 * it based upon the TransactionContext.
2844 if (rp->Function == MPI_FUNCTION_FC_LINK_SRVC_RSP) {
2845 /* Freddie Uncle Charlie Katie */
2846 /* We don't get the IOINDEX as part of the Link Svc Rsp */
2847 for (ioindex = 0; ioindex < mpt->els_cmds_allocated; ioindex++)
2848 if (mpt->els_cmd_ptrs[ioindex] == req) {
2852 KASSERT(ioindex < mpt->els_cmds_allocated,
2853 ("can't find my mommie!"));
2855 /* remove from active list as we're going to re-post it */
2856 TAILQ_REMOVE(&mpt->request_pending_list, req, links);
2857 req->state &= ~REQ_STATE_QUEUED;
2858 req->state |= REQ_STATE_DONE;
2859 mpt_fc_post_els(mpt, req, ioindex);
2863 if (rp->Function == MPI_FUNCTION_FC_PRIMITIVE_SEND) {
2864 /* remove from active list as we're done */
2865 TAILQ_REMOVE(&mpt->request_pending_list, req, links);
2866 req->state &= ~REQ_STATE_QUEUED;
2867 req->state |= REQ_STATE_DONE;
2868 if (req->state & REQ_STATE_TIMEDOUT) {
2869 mpt_lprt(mpt, MPT_PRT_DEBUG,
2870 "Sync Primitive Send Completed After Timeout\n");
2871 mpt_free_request(mpt, req);
2872 } else if ((req->state & REQ_STATE_NEED_WAKEUP) == 0) {
2873 mpt_lprt(mpt, MPT_PRT_DEBUG,
2874 "Async Primitive Send Complete\n");
2875 mpt_free_request(mpt, req);
2877 mpt_lprt(mpt, MPT_PRT_DEBUG,
2878 "Sync Primitive Send Complete- Waking Waiter\n");
2884 if (rp->Function != MPI_FUNCTION_FC_LINK_SRVC_BUF_POST) {
2885 mpt_prt(mpt, "unexpected ELS_REPLY: Function 0x%x Flags %x "
2886 "Length %d Message Flags %x\n", rp->Function, rp->Flags,
2887 rp->MsgLength, rp->MsgFlags);
2891 if (rp->MsgLength <= 5) {
2893 * This is just a ack of an original ELS buffer post
2895 mpt_lprt(mpt, MPT_PRT_DEBUG,
2896 "RECV'd ACK of FC_ELS buf post %p:%u\n", req, req->serno);
2901 rctl = (le32toh(rp->Rctl_Did) & MPI_FC_RCTL_MASK) >> MPI_FC_RCTL_SHIFT;
2902 type = (le32toh(rp->Type_Fctl) & MPI_FC_TYPE_MASK) >> MPI_FC_TYPE_SHIFT;
2904 elsbuf = &((U32 *)req->req_vbuf)[MPT_RQSL(mpt)/sizeof (U32)];
2905 cmd = be32toh(elsbuf[0]) >> 24;
2907 if (rp->Flags & MPI_LS_BUF_POST_REPLY_FLAG_NO_RSP_NEEDED) {
2908 mpt_lprt(mpt, MPT_PRT_ALWAYS, "ELS_REPLY: response unneeded\n");
2912 ioindex = le32toh(rp->TransactionContext);
2913 req = mpt->els_cmd_ptrs[ioindex];
2915 if (rctl == ELS && type == 1) {
2919 * Send back a PRLI ACC
2921 mpt_prt(mpt, "PRLI from 0x%08x%08x\n",
2922 le32toh(rp->Wwn.PortNameHigh),
2923 le32toh(rp->Wwn.PortNameLow));
2924 elsbuf[0] = htobe32(0x02100014);
2925 elsbuf[1] |= htobe32(0x00000100);
2926 elsbuf[4] = htobe32(0x00000002);
2927 if (mpt->role & MPT_ROLE_TARGET)
2928 elsbuf[4] |= htobe32(0x00000010);
2929 if (mpt->role & MPT_ROLE_INITIATOR)
2930 elsbuf[4] |= htobe32(0x00000020);
2931 /* remove from active list as we're done */
2932 TAILQ_REMOVE(&mpt->request_pending_list, req, links);
2933 req->state &= ~REQ_STATE_QUEUED;
2934 req->state |= REQ_STATE_DONE;
2935 mpt_fc_els_send_response(mpt, req, rp, 20);
2939 memset(elsbuf, 0, 5 * (sizeof (U32)));
2940 elsbuf[0] = htobe32(0x02100014);
2941 elsbuf[1] = htobe32(0x08000100);
2942 mpt_prt(mpt, "PRLO from 0x%08x%08x\n",
2943 le32toh(rp->Wwn.PortNameHigh),
2944 le32toh(rp->Wwn.PortNameLow));
2945 /* remove from active list as we're done */
2946 TAILQ_REMOVE(&mpt->request_pending_list, req, links);
2947 req->state &= ~REQ_STATE_QUEUED;
2948 req->state |= REQ_STATE_DONE;
2949 mpt_fc_els_send_response(mpt, req, rp, 20);
2953 mpt_prt(mpt, "ELS TYPE 1 COMMAND: %x\n", cmd);
2956 } else if (rctl == ABTS && type == 0) {
2957 uint16_t rx_id = le16toh(rp->Rxid);
2958 uint16_t ox_id = le16toh(rp->Oxid);
2959 request_t *tgt_req = NULL;
2962 "ELS: ABTS OX_ID 0x%x RX_ID 0x%x from 0x%08x%08x\n",
2963 ox_id, rx_id, le32toh(rp->Wwn.PortNameHigh),
2964 le32toh(rp->Wwn.PortNameLow));
2965 if (rx_id >= mpt->mpt_max_tgtcmds) {
2966 mpt_prt(mpt, "Bad RX_ID 0x%x\n", rx_id);
2967 } else if (mpt->tgt_cmd_ptrs == NULL) {
2968 mpt_prt(mpt, "No TGT CMD PTRS\n");
2970 tgt_req = mpt->tgt_cmd_ptrs[rx_id];
2973 mpt_tgt_state_t *tgt = MPT_TGT_STATE(mpt, tgt_req);
2974 union ccb *ccb = tgt->ccb;
2978 * Check to make sure we have the correct command
2979 * The reply descriptor in the target state should
2980 * should contain an IoIndex that should match the
2983 * It'd be nice to have OX_ID to crosscheck with
2986 ct_id = GET_IO_INDEX(tgt->reply_desc);
2988 if (ct_id != rx_id) {
2989 mpt_lprt(mpt, MPT_PRT_ERROR, "ABORT Mismatch: "
2990 "RX_ID received=0x%x; RX_ID in cmd=0x%x\n",
2998 "CCB (%p): lun %u flags %x status %x\n",
2999 ccb, ccb->ccb_h.target_lun,
3000 ccb->ccb_h.flags, ccb->ccb_h.status);
3002 mpt_prt(mpt, "target state 0x%x resid %u xfrd %u rpwrd "
3003 "%x nxfers %x\n", tgt->state,
3004 tgt->resid, tgt->bytes_xfered, tgt->reply_desc,
3007 if (mpt_abort_target_cmd(mpt, tgt_req)) {
3008 mpt_prt(mpt, "unable to start TargetAbort\n");
3011 mpt_prt(mpt, "no back pointer for RX_ID 0x%x\n", rx_id);
3013 memset(elsbuf, 0, 5 * (sizeof (U32)));
3014 elsbuf[0] = htobe32(0);
3015 elsbuf[1] = htobe32((ox_id << 16) | rx_id);
3016 elsbuf[2] = htobe32(0x000ffff);
3018 * Dork with the reply frame so that the reponse to it
3021 rp->Rctl_Did += ((BA_ACC - ABTS) << MPI_FC_RCTL_SHIFT);
3022 /* remove from active list as we're done */
3023 TAILQ_REMOVE(&mpt->request_pending_list, req, links);
3024 req->state &= ~REQ_STATE_QUEUED;
3025 req->state |= REQ_STATE_DONE;
3026 mpt_fc_els_send_response(mpt, req, rp, 12);
3029 mpt_prt(mpt, "ELS: RCTL %x TYPE %x CMD %x\n", rctl, type, cmd);
3031 if (do_refresh == TRUE) {
3032 /* remove from active list as we're done */
3033 TAILQ_REMOVE(&mpt->request_pending_list, req, links);
3034 req->state &= ~REQ_STATE_QUEUED;
3035 req->state |= REQ_STATE_DONE;
3036 mpt_fc_post_els(mpt, req, ioindex);
3042 * Clean up all SCSI Initiator personality state in response
3043 * to a controller reset.
3046 mpt_cam_ioc_reset(struct mpt_softc *mpt, int type)
3049 * The pending list is already run down by
3050 * the generic handler. Perform the same
3051 * operation on the timed out request list.
3053 mpt_complete_request_chain(mpt, &mpt->request_timeout_list,
3054 MPI_IOCSTATUS_INVALID_STATE);
3057 * XXX: We need to repost ELS and Target Command Buffers?
3061 * Inform the XPT that a bus reset has occurred.
3063 xpt_async(AC_BUS_RESET, mpt->path, NULL);
3067 * Parse additional completion information in the reply
3068 * frame for SCSI I/O requests.
3071 mpt_scsi_reply_frame_handler(struct mpt_softc *mpt, request_t *req,
3072 MSG_DEFAULT_REPLY *reply_frame)
3075 MSG_SCSI_IO_REPLY *scsi_io_reply;
3079 MPT_DUMP_REPLY_FRAME(mpt, reply_frame);
3080 KASSERT(reply_frame->Function == MPI_FUNCTION_SCSI_IO_REQUEST
3081 || reply_frame->Function == MPI_FUNCTION_RAID_SCSI_IO_PASSTHROUGH,
3082 ("MPT SCSI I/O Handler called with incorrect reply type"));
3083 KASSERT((reply_frame->MsgFlags & MPI_MSGFLAGS_CONTINUATION_REPLY) == 0,
3084 ("MPT SCSI I/O Handler called with continuation reply"));
3086 scsi_io_reply = (MSG_SCSI_IO_REPLY *)reply_frame;
3087 ioc_status = le16toh(scsi_io_reply->IOCStatus);
3088 ioc_status &= MPI_IOCSTATUS_MASK;
3089 sstate = scsi_io_reply->SCSIState;
3093 ccb->csio.dxfer_len - le32toh(scsi_io_reply->TransferCount);
3095 if ((sstate & MPI_SCSI_STATE_AUTOSENSE_VALID) != 0
3096 && (ccb->ccb_h.flags & (CAM_SENSE_PHYS | CAM_SENSE_PTR)) == 0) {
3097 ccb->ccb_h.status |= CAM_AUTOSNS_VALID;
3098 ccb->csio.sense_resid =
3099 ccb->csio.sense_len - le32toh(scsi_io_reply->SenseCount);
3100 bcopy(req->sense_vbuf, &ccb->csio.sense_data,
3101 min(ccb->csio.sense_len,
3102 le32toh(scsi_io_reply->SenseCount)));
3105 if ((sstate & MPI_SCSI_STATE_QUEUE_TAG_REJECTED) != 0) {
3107 * Tag messages rejected, but non-tagged retry
3110 mpt_set_tags(mpt, devinfo, MPT_QUEUE_NONE);
3114 switch(ioc_status) {
3115 case MPI_IOCSTATUS_SCSI_RESIDUAL_MISMATCH:
3118 * Linux driver indicates that a zero
3119 * transfer length with this error code
3120 * indicates a CRC error.
3122 * No need to swap the bytes for checking
3125 if (scsi_io_reply->TransferCount == 0) {
3126 mpt_set_ccb_status(ccb, CAM_UNCOR_PARITY);
3130 case MPI_IOCSTATUS_SCSI_DATA_UNDERRUN:
3131 case MPI_IOCSTATUS_SUCCESS:
3132 case MPI_IOCSTATUS_SCSI_RECOVERED_ERROR:
3133 if ((sstate & MPI_SCSI_STATE_NO_SCSI_STATUS) != 0) {
3135 * Status was never returned for this transaction.
3137 mpt_set_ccb_status(ccb, CAM_UNEXP_BUSFREE);
3138 } else if (scsi_io_reply->SCSIStatus != SCSI_STATUS_OK) {
3139 ccb->csio.scsi_status = scsi_io_reply->SCSIStatus;
3140 mpt_set_ccb_status(ccb, CAM_SCSI_STATUS_ERROR);
3141 if ((sstate & MPI_SCSI_STATE_AUTOSENSE_FAILED) != 0)
3142 mpt_set_ccb_status(ccb, CAM_AUTOSENSE_FAIL);
3143 } else if ((sstate & MPI_SCSI_STATE_RESPONSE_INFO_VALID) != 0) {
3145 /* XXX Handle SPI-Packet and FCP-2 reponse info. */
3146 mpt_set_ccb_status(ccb, CAM_REQ_CMP_ERR);
3148 mpt_set_ccb_status(ccb, CAM_REQ_CMP);
3150 case MPI_IOCSTATUS_SCSI_DATA_OVERRUN:
3151 mpt_set_ccb_status(ccb, CAM_DATA_RUN_ERR);
3153 case MPI_IOCSTATUS_SCSI_IO_DATA_ERROR:
3154 mpt_set_ccb_status(ccb, CAM_UNCOR_PARITY);
3156 case MPI_IOCSTATUS_SCSI_DEVICE_NOT_THERE:
3158 * Since selection timeouts and "device really not
3159 * there" are grouped into this error code, report
3160 * selection timeout. Selection timeouts are
3161 * typically retried before giving up on the device
3162 * whereas "device not there" errors are considered
3165 mpt_set_ccb_status(ccb, CAM_SEL_TIMEOUT);
3167 case MPI_IOCSTATUS_SCSI_PROTOCOL_ERROR:
3168 mpt_set_ccb_status(ccb, CAM_SEQUENCE_FAIL);
3170 case MPI_IOCSTATUS_SCSI_INVALID_BUS:
3171 mpt_set_ccb_status(ccb, CAM_PATH_INVALID);
3173 case MPI_IOCSTATUS_SCSI_INVALID_TARGETID:
3174 mpt_set_ccb_status(ccb, CAM_TID_INVALID);
3176 case MPI_IOCSTATUS_SCSI_TASK_MGMT_FAILED:
3177 ccb->ccb_h.status = CAM_UA_TERMIO;
3179 case MPI_IOCSTATUS_INVALID_STATE:
3181 * The IOC has been reset. Emulate a bus reset.
3184 case MPI_IOCSTATUS_SCSI_EXT_TERMINATED:
3185 ccb->ccb_h.status = CAM_SCSI_BUS_RESET;
3187 case MPI_IOCSTATUS_SCSI_TASK_TERMINATED:
3188 case MPI_IOCSTATUS_SCSI_IOC_TERMINATED:
3190 * Don't clobber any timeout status that has
3191 * already been set for this transaction. We
3192 * want the SCSI layer to be able to differentiate
3193 * between the command we aborted due to timeout
3194 * and any innocent bystanders.
3196 if ((ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_INPROG)
3198 mpt_set_ccb_status(ccb, CAM_REQ_TERMIO);
3201 case MPI_IOCSTATUS_INSUFFICIENT_RESOURCES:
3202 mpt_set_ccb_status(ccb, CAM_RESRC_UNAVAIL);
3204 case MPI_IOCSTATUS_BUSY:
3205 mpt_set_ccb_status(ccb, CAM_BUSY);
3207 case MPI_IOCSTATUS_INVALID_FUNCTION:
3208 case MPI_IOCSTATUS_INVALID_SGL:
3209 case MPI_IOCSTATUS_INTERNAL_ERROR:
3210 case MPI_IOCSTATUS_INVALID_FIELD:
3213 * Some of the above may need to kick
3214 * of a recovery action!!!!
3216 ccb->ccb_h.status = CAM_UNREC_HBA_ERROR;
3220 if ((ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) {
3221 mpt_freeze_ccb(ccb);
3228 mpt_action(struct cam_sim *sim, union ccb *ccb)
3230 struct mpt_softc *mpt;
3231 struct ccb_trans_settings *cts;
3236 CAM_DEBUG(ccb->ccb_h.path, CAM_DEBUG_TRACE, ("mpt_action\n"));
3238 mpt = (struct mpt_softc *)cam_sim_softc(sim);
3239 raid_passthru = (sim == mpt->phydisk_sim);
3240 MPT_LOCK_ASSERT(mpt);
3242 tgt = ccb->ccb_h.target_id;
3243 lun = ccb->ccb_h.target_lun;
3244 if (raid_passthru &&
3245 ccb->ccb_h.func_code != XPT_PATH_INQ &&
3246 ccb->ccb_h.func_code != XPT_RESET_BUS &&
3247 ccb->ccb_h.func_code != XPT_RESET_DEV) {
3248 CAMLOCK_2_MPTLOCK(mpt);
3249 if (mpt_map_physdisk(mpt, ccb, &tgt) != 0) {
3250 MPTLOCK_2_CAMLOCK(mpt);
3251 ccb->ccb_h.status &= ~CAM_SIM_QUEUED;
3252 mpt_set_ccb_status(ccb, CAM_DEV_NOT_THERE);
3256 MPTLOCK_2_CAMLOCK(mpt);
3258 ccb->ccb_h.ccb_mpt_ptr = mpt;
3260 switch (ccb->ccb_h.func_code) {
3261 case XPT_SCSI_IO: /* Execute the requested I/O operation */
3263 * Do a couple of preliminary checks...
3265 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) != 0) {
3266 if ((ccb->ccb_h.flags & CAM_CDB_PHYS) != 0) {
3267 ccb->ccb_h.status &= ~CAM_SIM_QUEUED;
3268 mpt_set_ccb_status(ccb, CAM_REQ_INVALID);
3272 /* Max supported CDB length is 16 bytes */
3273 /* XXX Unless we implement the new 32byte message type */
3274 if (ccb->csio.cdb_len >
3275 sizeof (((PTR_MSG_SCSI_IO_REQUEST)0)->CDB)) {
3276 ccb->ccb_h.status &= ~CAM_SIM_QUEUED;
3277 mpt_set_ccb_status(ccb, CAM_REQ_INVALID);
3280 #ifdef MPT_TEST_MULTIPATH
3281 if (mpt->failure_id == ccb->ccb_h.target_id) {
3282 ccb->ccb_h.status &= ~CAM_SIM_QUEUED;
3283 mpt_set_ccb_status(ccb, CAM_SEL_TIMEOUT);
3287 ccb->csio.scsi_status = SCSI_STATUS_OK;
3288 mpt_start(sim, ccb);
3292 if (raid_passthru) {
3293 ccb->ccb_h.status &= ~CAM_SIM_QUEUED;
3294 mpt_set_ccb_status(ccb, CAM_REQ_CMP);
3298 if (ccb->ccb_h.func_code == XPT_RESET_BUS) {
3300 xpt_print(ccb->ccb_h.path, "reset bus\n");
3303 xpt_print(ccb->ccb_h.path, "reset device\n");
3305 CAMLOCK_2_MPTLOCK(mpt);
3306 (void) mpt_bus_reset(mpt, tgt, lun, FALSE);
3307 MPTLOCK_2_CAMLOCK(mpt);
3310 * mpt_bus_reset is always successful in that it
3311 * will fall back to a hard reset should a bus
3312 * reset attempt fail.
3314 ccb->ccb_h.status &= ~CAM_SIM_QUEUED;
3315 mpt_set_ccb_status(ccb, CAM_REQ_CMP);
3320 union ccb *accb = ccb->cab.abort_ccb;
3321 CAMLOCK_2_MPTLOCK(mpt);
3322 switch (accb->ccb_h.func_code) {
3323 case XPT_ACCEPT_TARGET_IO:
3324 case XPT_IMMED_NOTIFY:
3325 ccb->ccb_h.status = mpt_abort_target_ccb(mpt, ccb);
3327 case XPT_CONT_TARGET_IO:
3328 mpt_prt(mpt, "cannot abort active CTIOs yet\n");
3329 ccb->ccb_h.status = CAM_UA_ABORT;
3332 ccb->ccb_h.status = CAM_UA_ABORT;
3335 ccb->ccb_h.status = CAM_REQ_INVALID;
3338 MPTLOCK_2_CAMLOCK(mpt);
3342 #ifdef CAM_NEW_TRAN_CODE
3343 #define IS_CURRENT_SETTINGS(c) ((c)->type == CTS_TYPE_CURRENT_SETTINGS)
3345 #define IS_CURRENT_SETTINGS(c) ((c)->flags & CCB_TRANS_CURRENT_SETTINGS)
3347 #define DP_DISC_ENABLE 0x1
3348 #define DP_DISC_DISABL 0x2
3349 #define DP_DISC (DP_DISC_ENABLE|DP_DISC_DISABL)
3351 #define DP_TQING_ENABLE 0x4
3352 #define DP_TQING_DISABL 0x8
3353 #define DP_TQING (DP_TQING_ENABLE|DP_TQING_DISABL)
3355 #define DP_WIDE 0x10
3356 #define DP_NARROW 0x20
3357 #define DP_WIDTH (DP_WIDE|DP_NARROW)
3359 #define DP_SYNC 0x40
3361 case XPT_SET_TRAN_SETTINGS: /* Nexus Settings */
3363 #ifdef CAM_NEW_TRAN_CODE
3364 struct ccb_trans_settings_scsi *scsi;
3365 struct ccb_trans_settings_spi *spi;
3374 if (mpt->is_fc || mpt->is_sas) {
3375 mpt_set_ccb_status(ccb, CAM_REQ_CMP);
3379 #ifdef CAM_NEW_TRAN_CODE
3380 scsi = &cts->proto_specific.scsi;
3381 spi = &cts->xport_specific.spi;
3384 * We can be called just to valid transport and proto versions
3386 if (scsi->valid == 0 && spi->valid == 0) {
3387 mpt_set_ccb_status(ccb, CAM_REQ_CMP);
3393 * Skip attempting settings on RAID volume disks.
3394 * Other devices on the bus get the normal treatment.
3396 if (mpt->phydisk_sim && raid_passthru == 0 &&
3397 mpt_is_raid_volume(mpt, tgt) != 0) {
3398 mpt_lprt(mpt, MPT_PRT_NEGOTIATION,
3399 "no transfer settings for RAID vols\n");
3400 mpt_set_ccb_status(ccb, CAM_REQ_CMP);
3404 i = mpt->mpt_port_page2.PortSettings &
3405 MPI_SCSIPORTPAGE2_PORT_MASK_NEGO_MASTER_SETTINGS;
3406 j = mpt->mpt_port_page2.PortFlags &
3407 MPI_SCSIPORTPAGE2_PORT_FLAGS_DV_MASK;
3408 if (i == MPI_SCSIPORTPAGE2_PORT_ALL_MASTER_SETTINGS &&
3409 j == MPI_SCSIPORTPAGE2_PORT_FLAGS_OFF_DV) {
3410 mpt_lprt(mpt, MPT_PRT_ALWAYS,
3411 "honoring BIOS transfer negotiations\n");
3412 mpt_set_ccb_status(ccb, CAM_REQ_CMP);
3420 #ifndef CAM_NEW_TRAN_CODE
3421 if ((cts->valid & CCB_TRANS_DISC_VALID) != 0) {
3422 dval |= (cts->flags & CCB_TRANS_DISC_ENB) ?
3423 DP_DISC_ENABLE : DP_DISC_DISABL;
3426 if ((cts->valid & CCB_TRANS_TQ_VALID) != 0) {
3427 dval |= (cts->flags & CCB_TRANS_TAG_ENB) ?
3428 DP_TQING_ENABLE : DP_TQING_DISABL;
3431 if ((cts->valid & CCB_TRANS_BUS_WIDTH_VALID) != 0) {
3432 dval |= cts->bus_width ? DP_WIDE : DP_NARROW;
3435 if ((cts->valid & CCB_TRANS_SYNC_RATE_VALID) &&
3436 (cts->valid & CCB_TRANS_SYNC_OFFSET_VALID)) {
3438 period = cts->sync_period;
3439 offset = cts->sync_offset;
3442 if ((spi->valid & CTS_SPI_VALID_DISC) != 0) {
3443 dval |= ((spi->flags & CTS_SPI_FLAGS_DISC_ENB) != 0) ?
3444 DP_DISC_ENABLE : DP_DISC_DISABL;
3447 if ((scsi->valid & CTS_SCSI_VALID_TQ) != 0) {
3448 dval |= ((scsi->flags & CTS_SCSI_FLAGS_TAG_ENB) != 0) ?
3449 DP_TQING_ENABLE : DP_TQING_DISABL;
3452 if ((spi->valid & CTS_SPI_VALID_BUS_WIDTH) != 0) {
3453 dval |= (spi->bus_width == MSG_EXT_WDTR_BUS_16_BIT) ?
3454 DP_WIDE : DP_NARROW;
3457 if (spi->valid & CTS_SPI_VALID_SYNC_OFFSET) {
3459 offset = spi->sync_offset;
3461 PTR_CONFIG_PAGE_SCSI_DEVICE_1 ptr =
3462 &mpt->mpt_dev_page1[tgt];
3463 offset = ptr->RequestedParameters;
3464 offset &= MPI_SCSIDEVPAGE1_RP_MAX_SYNC_OFFSET_MASK;
3465 offset >>= MPI_SCSIDEVPAGE1_RP_SHIFT_MAX_SYNC_OFFSET;
3467 if (spi->valid & CTS_SPI_VALID_SYNC_RATE) {
3469 period = spi->sync_period;
3471 PTR_CONFIG_PAGE_SCSI_DEVICE_1 ptr =
3472 &mpt->mpt_dev_page1[tgt];
3473 period = ptr->RequestedParameters;
3474 period &= MPI_SCSIDEVPAGE1_RP_MIN_SYNC_PERIOD_MASK;
3475 period >>= MPI_SCSIDEVPAGE1_RP_SHIFT_MIN_SYNC_PERIOD;
3478 CAMLOCK_2_MPTLOCK(mpt);
3479 if (dval & DP_DISC_ENABLE) {
3480 mpt->mpt_disc_enable |= (1 << tgt);
3481 } else if (dval & DP_DISC_DISABL) {
3482 mpt->mpt_disc_enable &= ~(1 << tgt);
3484 if (dval & DP_TQING_ENABLE) {
3485 mpt->mpt_tag_enable |= (1 << tgt);
3486 } else if (dval & DP_TQING_DISABL) {
3487 mpt->mpt_tag_enable &= ~(1 << tgt);
3489 if (dval & DP_WIDTH) {
3490 mpt_setwidth(mpt, tgt, 1);
3492 if (dval & DP_SYNC) {
3493 mpt_setsync(mpt, tgt, period, offset);
3496 MPTLOCK_2_CAMLOCK(mpt);
3497 mpt_set_ccb_status(ccb, CAM_REQ_CMP);
3500 mpt_lprt(mpt, MPT_PRT_NEGOTIATION,
3501 "set [%d]: 0x%x period 0x%x offset %d\n",
3502 tgt, dval, period, offset);
3503 if (mpt_update_spi_config(mpt, tgt)) {
3504 mpt_set_ccb_status(ccb, CAM_REQ_CMP_ERR);
3506 mpt_set_ccb_status(ccb, CAM_REQ_CMP);
3508 MPTLOCK_2_CAMLOCK(mpt);
3511 case XPT_GET_TRAN_SETTINGS:
3513 #ifdef CAM_NEW_TRAN_CODE
3514 struct ccb_trans_settings_scsi *scsi;
3516 cts->protocol = PROTO_SCSI;
3518 struct ccb_trans_settings_fc *fc =
3519 &cts->xport_specific.fc;
3520 cts->protocol_version = SCSI_REV_SPC;
3521 cts->transport = XPORT_FC;
3522 cts->transport_version = 0;
3523 fc->valid = CTS_FC_VALID_SPEED;
3524 fc->bitrate = 100000;
3525 } else if (mpt->is_sas) {
3526 struct ccb_trans_settings_sas *sas =
3527 &cts->xport_specific.sas;
3528 cts->protocol_version = SCSI_REV_SPC2;
3529 cts->transport = XPORT_SAS;
3530 cts->transport_version = 0;
3531 sas->valid = CTS_SAS_VALID_SPEED;
3532 sas->bitrate = 300000;
3534 cts->protocol_version = SCSI_REV_2;
3535 cts->transport = XPORT_SPI;
3536 cts->transport_version = 2;
3537 if (mpt_get_spi_settings(mpt, cts) != 0) {
3538 mpt_set_ccb_status(ccb, CAM_REQ_CMP_ERR);
3542 scsi = &cts->proto_specific.scsi;
3543 scsi->valid = CTS_SCSI_VALID_TQ;
3544 scsi->flags = CTS_SCSI_FLAGS_TAG_ENB;
3548 cts->flags = CCB_TRANS_TAG_ENB | CCB_TRANS_DISC_ENB;
3549 cts->valid = CCB_TRANS_DISC_VALID | CCB_TRANS_TQ_VALID;
3550 cts->bus_width = MSG_EXT_WDTR_BUS_8_BIT;
3551 } else if (mpt->is_sas) {
3552 cts->flags = CCB_TRANS_TAG_ENB | CCB_TRANS_DISC_ENB;
3553 cts->valid = CCB_TRANS_DISC_VALID | CCB_TRANS_TQ_VALID;
3554 cts->bus_width = MSG_EXT_WDTR_BUS_8_BIT;
3555 } else if (mpt_get_spi_settings(mpt, cts) != 0) {
3556 mpt_set_ccb_status(ccb, CAM_REQ_CMP_ERR);
3560 mpt_set_ccb_status(ccb, CAM_REQ_CMP);
3563 case XPT_CALC_GEOMETRY:
3565 struct ccb_calc_geometry *ccg;
3568 if (ccg->block_size == 0) {
3569 ccb->ccb_h.status &= ~CAM_SIM_QUEUED;
3570 mpt_set_ccb_status(ccb, CAM_REQ_INVALID);
3573 mpt_calc_geometry(ccg, /*extended*/1);
3574 KASSERT(ccb->ccb_h.status, ("zero ccb sts at %d\n", __LINE__));
3577 case XPT_PATH_INQ: /* Path routing inquiry */
3579 struct ccb_pathinq *cpi = &ccb->cpi;
3581 cpi->version_num = 1;
3582 cpi->target_sprt = 0;
3583 cpi->hba_eng_cnt = 0;
3584 cpi->max_target = mpt->port_facts[0].MaxDevices - 1;
3585 cpi->maxio = (mpt->max_cam_seg_cnt - 1) * PAGE_SIZE;
3587 * FC cards report MAX_DEVICES of 512, but
3588 * the MSG_SCSI_IO_REQUEST target id field
3589 * is only 8 bits. Until we fix the driver
3590 * to support 'channels' for bus overflow,
3593 if (cpi->max_target > 255) {
3594 cpi->max_target = 255;
3598 * VMware ESX reports > 16 devices and then dies when we probe.
3600 if (mpt->is_spi && cpi->max_target > 15) {
3601 cpi->max_target = 15;
3606 cpi->max_lun = MPT_MAX_LUNS;
3607 cpi->initiator_id = mpt->mpt_ini_id;
3608 cpi->bus_id = cam_sim_bus(sim);
3611 * The base speed is the speed of the underlying connection.
3613 #ifdef CAM_NEW_TRAN_CODE
3614 cpi->protocol = PROTO_SCSI;
3616 cpi->hba_misc = PIM_NOBUSRESET;
3617 cpi->base_transfer_speed = 100000;
3618 cpi->hba_inquiry = PI_TAG_ABLE;
3619 cpi->transport = XPORT_FC;
3620 cpi->transport_version = 0;
3621 cpi->protocol_version = SCSI_REV_SPC;
3622 } else if (mpt->is_sas) {
3623 cpi->hba_misc = PIM_NOBUSRESET;
3624 cpi->base_transfer_speed = 300000;
3625 cpi->hba_inquiry = PI_TAG_ABLE;
3626 cpi->transport = XPORT_SAS;
3627 cpi->transport_version = 0;
3628 cpi->protocol_version = SCSI_REV_SPC2;
3630 cpi->hba_misc = PIM_SEQSCAN;
3631 cpi->base_transfer_speed = 3300;
3632 cpi->hba_inquiry = PI_SDTR_ABLE|PI_TAG_ABLE|PI_WIDE_16;
3633 cpi->transport = XPORT_SPI;
3634 cpi->transport_version = 2;
3635 cpi->protocol_version = SCSI_REV_2;
3639 cpi->hba_misc = PIM_NOBUSRESET;
3640 cpi->base_transfer_speed = 100000;
3641 cpi->hba_inquiry = PI_TAG_ABLE;
3642 } else if (mpt->is_sas) {
3643 cpi->hba_misc = PIM_NOBUSRESET;
3644 cpi->base_transfer_speed = 300000;
3645 cpi->hba_inquiry = PI_TAG_ABLE;
3647 cpi->hba_misc = PIM_SEQSCAN;
3648 cpi->base_transfer_speed = 3300;
3649 cpi->hba_inquiry = PI_SDTR_ABLE|PI_TAG_ABLE|PI_WIDE_16;
3654 * We give our fake RAID passhtru bus a width that is MaxVolumes
3655 * wide and restrict it to one lun.
3657 if (raid_passthru) {
3658 cpi->max_target = mpt->ioc_page2->MaxPhysDisks - 1;
3659 cpi->initiator_id = cpi->max_target + 1;
3663 if ((mpt->role & MPT_ROLE_INITIATOR) == 0) {
3664 cpi->hba_misc |= PIM_NOINITIATOR;
3666 if (mpt->is_fc && (mpt->role & MPT_ROLE_TARGET)) {
3668 PIT_PROCESSOR | PIT_DISCONNECT | PIT_TERM_IO;
3670 cpi->target_sprt = 0;
3672 strncpy(cpi->sim_vid, "FreeBSD", SIM_IDLEN);
3673 strncpy(cpi->hba_vid, "LSI", HBA_IDLEN);
3674 strncpy(cpi->dev_name, cam_sim_name(sim), DEV_IDLEN);
3675 cpi->unit_number = cam_sim_unit(sim);
3676 cpi->ccb_h.status = CAM_REQ_CMP;
3679 case XPT_EN_LUN: /* Enable LUN as a target */
3683 CAMLOCK_2_MPTLOCK(mpt);
3684 if (ccb->cel.enable)
3685 result = mpt_enable_lun(mpt,
3686 ccb->ccb_h.target_id, ccb->ccb_h.target_lun);
3688 result = mpt_disable_lun(mpt,
3689 ccb->ccb_h.target_id, ccb->ccb_h.target_lun);
3690 MPTLOCK_2_CAMLOCK(mpt);
3692 mpt_set_ccb_status(ccb, CAM_REQ_CMP);
3694 mpt_set_ccb_status(ccb, CAM_REQ_CMP_ERR);
3698 case XPT_NOTIFY_ACK: /* recycle notify ack */
3699 case XPT_IMMED_NOTIFY: /* Add Immediate Notify Resource */
3700 case XPT_ACCEPT_TARGET_IO: /* Add Accept Target IO Resource */
3702 tgt_resource_t *trtp;
3703 lun_id_t lun = ccb->ccb_h.target_lun;
3704 ccb->ccb_h.sim_priv.entries[0].field = 0;
3705 ccb->ccb_h.sim_priv.entries[1].ptr = mpt;
3706 ccb->ccb_h.flags = 0;
3708 if (lun == CAM_LUN_WILDCARD) {
3709 if (ccb->ccb_h.target_id != CAM_TARGET_WILDCARD) {
3710 mpt_set_ccb_status(ccb, CAM_REQ_INVALID);
3713 trtp = &mpt->trt_wildcard;
3714 } else if (lun >= MPT_MAX_LUNS) {
3715 mpt_set_ccb_status(ccb, CAM_REQ_INVALID);
3718 trtp = &mpt->trt[lun];
3720 CAMLOCK_2_MPTLOCK(mpt);
3721 if (ccb->ccb_h.func_code == XPT_ACCEPT_TARGET_IO) {
3722 mpt_lprt(mpt, MPT_PRT_DEBUG1,
3723 "Put FREE ATIO %p lun %d\n", ccb, lun);
3724 STAILQ_INSERT_TAIL(&trtp->atios, &ccb->ccb_h,
3726 } else if (ccb->ccb_h.func_code == XPT_IMMED_NOTIFY) {
3727 mpt_lprt(mpt, MPT_PRT_DEBUG1,
3728 "Put FREE INOT lun %d\n", lun);
3729 STAILQ_INSERT_TAIL(&trtp->inots, &ccb->ccb_h,
3732 mpt_lprt(mpt, MPT_PRT_ALWAYS, "Got Notify ACK\n");
3734 mpt_set_ccb_status(ccb, CAM_REQ_INPROG);
3735 MPTLOCK_2_CAMLOCK(mpt);
3738 case XPT_CONT_TARGET_IO:
3739 CAMLOCK_2_MPTLOCK(mpt);
3740 mpt_target_start_io(mpt, ccb);
3741 MPTLOCK_2_CAMLOCK(mpt);
3745 ccb->ccb_h.status = CAM_REQ_INVALID;
3752 mpt_get_spi_settings(struct mpt_softc *mpt, struct ccb_trans_settings *cts)
3754 #ifdef CAM_NEW_TRAN_CODE
3755 struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi;
3756 struct ccb_trans_settings_spi *spi = &cts->xport_specific.spi;
3759 uint32_t dval, pval, oval;
3762 if (IS_CURRENT_SETTINGS(cts) == 0) {
3763 tgt = cts->ccb_h.target_id;
3764 } else if (xpt_path_sim(cts->ccb_h.path) == mpt->phydisk_sim) {
3765 if (mpt_map_physdisk(mpt, (union ccb *)cts, &tgt)) {
3769 tgt = cts->ccb_h.target_id;
3773 * We aren't looking at Port Page 2 BIOS settings here-
3774 * sometimes these have been known to be bogus XXX.
3776 * For user settings, we pick the max from port page 0
3778 * For current settings we read the current settings out from
3779 * device page 0 for that target.
3781 if (IS_CURRENT_SETTINGS(cts)) {
3782 CONFIG_PAGE_SCSI_DEVICE_0 tmp;
3785 CAMLOCK_2_MPTLOCK(mpt);
3786 tmp = mpt->mpt_dev_page0[tgt];
3787 rv = mpt_read_cur_cfg_page(mpt, tgt, &tmp.Header,
3788 sizeof(tmp), FALSE, 5000);
3790 MPTLOCK_2_CAMLOCK(mpt);
3791 mpt_prt(mpt, "can't get tgt %d config page 0\n", tgt);
3794 mpt2host_config_page_scsi_device_0(&tmp);
3796 MPTLOCK_2_CAMLOCK(mpt);
3797 mpt_lprt(mpt, MPT_PRT_DEBUG,
3798 "mpt_get_spi_settings[%d]: current NP %x Info %x\n", tgt,
3799 tmp.NegotiatedParameters, tmp.Information);
3800 dval |= (tmp.NegotiatedParameters & MPI_SCSIDEVPAGE0_NP_WIDE) ?
3801 DP_WIDE : DP_NARROW;
3802 dval |= (mpt->mpt_disc_enable & (1 << tgt)) ?
3803 DP_DISC_ENABLE : DP_DISC_DISABL;
3804 dval |= (mpt->mpt_tag_enable & (1 << tgt)) ?
3805 DP_TQING_ENABLE : DP_TQING_DISABL;
3806 oval = tmp.NegotiatedParameters;
3807 oval &= MPI_SCSIDEVPAGE0_NP_NEG_SYNC_OFFSET_MASK;
3808 oval >>= MPI_SCSIDEVPAGE0_NP_SHIFT_SYNC_OFFSET;
3809 pval = tmp.NegotiatedParameters;
3810 pval &= MPI_SCSIDEVPAGE0_NP_NEG_SYNC_PERIOD_MASK;
3811 pval >>= MPI_SCSIDEVPAGE0_NP_SHIFT_SYNC_PERIOD;
3812 mpt->mpt_dev_page0[tgt] = tmp;
3814 dval = DP_WIDE|DP_DISC_ENABLE|DP_TQING_ENABLE|DP_SYNC;
3815 oval = mpt->mpt_port_page0.Capabilities;
3816 oval = MPI_SCSIPORTPAGE0_CAP_GET_MAX_SYNC_OFFSET(oval);
3817 pval = mpt->mpt_port_page0.Capabilities;
3818 pval = MPI_SCSIPORTPAGE0_CAP_GET_MIN_SYNC_PERIOD(pval);
3821 #ifndef CAM_NEW_TRAN_CODE
3822 cts->flags &= ~(CCB_TRANS_DISC_ENB|CCB_TRANS_TAG_ENB);
3824 cts->sync_period = pval;
3825 cts->sync_offset = oval;
3826 cts->valid |= CCB_TRANS_SYNC_RATE_VALID;
3827 cts->valid |= CCB_TRANS_SYNC_OFFSET_VALID;
3828 cts->valid |= CCB_TRANS_BUS_WIDTH_VALID;
3829 if (dval & DP_WIDE) {
3830 cts->bus_width = MSG_EXT_WDTR_BUS_16_BIT;
3832 cts->bus_width = MSG_EXT_WDTR_BUS_8_BIT;
3834 if (cts->ccb_h.target_lun != CAM_LUN_WILDCARD) {
3835 cts->valid |= CCB_TRANS_DISC_VALID | CCB_TRANS_TQ_VALID;
3836 if (dval & DP_DISC_ENABLE) {
3837 cts->flags |= CCB_TRANS_DISC_ENB;
3839 if (dval & DP_TQING_ENABLE) {
3840 cts->flags |= CCB_TRANS_TAG_ENB;
3848 spi->sync_offset = oval;
3849 spi->sync_period = pval;
3850 spi->valid |= CTS_SPI_VALID_SYNC_OFFSET;
3851 spi->valid |= CTS_SPI_VALID_SYNC_RATE;
3852 spi->valid |= CTS_SPI_VALID_BUS_WIDTH;
3853 if (dval & DP_WIDE) {
3854 spi->bus_width = MSG_EXT_WDTR_BUS_16_BIT;
3856 spi->bus_width = MSG_EXT_WDTR_BUS_8_BIT;
3858 if (cts->ccb_h.target_lun != CAM_LUN_WILDCARD) {
3859 scsi->valid = CTS_SCSI_VALID_TQ;
3860 if (dval & DP_TQING_ENABLE) {
3861 scsi->flags |= CTS_SCSI_FLAGS_TAG_ENB;
3863 spi->valid |= CTS_SPI_VALID_DISC;
3864 if (dval & DP_DISC_ENABLE) {
3865 spi->flags |= CTS_SPI_FLAGS_DISC_ENB;
3869 mpt_lprt(mpt, MPT_PRT_NEGOTIATION,
3870 "mpt_get_spi_settings[%d]: %s flags 0x%x per 0x%x off=%d\n", tgt,
3871 IS_CURRENT_SETTINGS(cts)? "ACTIVE" : "NVRAM ", dval, pval, oval);
3876 mpt_setwidth(struct mpt_softc *mpt, int tgt, int onoff)
3878 PTR_CONFIG_PAGE_SCSI_DEVICE_1 ptr;
3880 ptr = &mpt->mpt_dev_page1[tgt];
3882 ptr->RequestedParameters |= MPI_SCSIDEVPAGE1_RP_WIDE;
3884 ptr->RequestedParameters &= ~MPI_SCSIDEVPAGE1_RP_WIDE;
3889 mpt_setsync(struct mpt_softc *mpt, int tgt, int period, int offset)
3891 PTR_CONFIG_PAGE_SCSI_DEVICE_1 ptr;
3893 ptr = &mpt->mpt_dev_page1[tgt];
3894 ptr->RequestedParameters &= ~MPI_SCSIDEVPAGE1_RP_MIN_SYNC_PERIOD_MASK;
3895 ptr->RequestedParameters &= ~MPI_SCSIDEVPAGE1_RP_MAX_SYNC_OFFSET_MASK;
3896 ptr->RequestedParameters &= ~MPI_SCSIDEVPAGE1_RP_DT;
3897 ptr->RequestedParameters &= ~MPI_SCSIDEVPAGE1_RP_QAS;
3898 ptr->RequestedParameters &= ~MPI_SCSIDEVPAGE1_RP_IU;
3902 ptr->RequestedParameters |=
3903 period << MPI_SCSIDEVPAGE1_RP_SHIFT_MIN_SYNC_PERIOD;
3904 ptr->RequestedParameters |=
3905 offset << MPI_SCSIDEVPAGE1_RP_SHIFT_MAX_SYNC_OFFSET;
3907 ptr->RequestedParameters |= MPI_SCSIDEVPAGE1_RP_DT;
3910 ptr->RequestedParameters |= MPI_SCSIDEVPAGE1_RP_QAS;
3911 ptr->RequestedParameters |= MPI_SCSIDEVPAGE1_RP_IU;
3916 mpt_update_spi_config(struct mpt_softc *mpt, int tgt)
3918 CONFIG_PAGE_SCSI_DEVICE_1 tmp;
3921 mpt_lprt(mpt, MPT_PRT_NEGOTIATION,
3922 "mpt_update_spi_config[%d].page1: Requested Params 0x%08x\n",
3923 tgt, mpt->mpt_dev_page1[tgt].RequestedParameters);
3924 tmp = mpt->mpt_dev_page1[tgt];
3925 host2mpt_config_page_scsi_device_1(&tmp);
3926 rv = mpt_write_cur_cfg_page(mpt, tgt,
3927 &tmp.Header, sizeof(tmp), FALSE, 5000);
3929 mpt_prt(mpt, "mpt_update_spi_config: write cur page failed\n");
3936 mpt_calc_geometry(struct ccb_calc_geometry *ccg, int extended)
3938 #if __FreeBSD_version >= 500000
3939 cam_calc_geometry(ccg, extended);
3942 uint32_t secs_per_cylinder;
3944 if (ccg->block_size == 0) {
3945 ccg->ccb_h.status = CAM_REQ_INVALID;
3948 size_mb = ccg->volume_size / ((1024L * 1024L) / ccg->block_size);
3949 if (size_mb > 1024 && extended) {
3951 ccg->secs_per_track = 63;
3954 ccg->secs_per_track = 32;
3956 secs_per_cylinder = ccg->heads * ccg->secs_per_track;
3957 ccg->cylinders = ccg->volume_size / secs_per_cylinder;
3958 ccg->ccb_h.status = CAM_REQ_CMP;
3962 /****************************** Timeout Recovery ******************************/
3964 mpt_spawn_recovery_thread(struct mpt_softc *mpt)
3968 error = mpt_kthread_create(mpt_recovery_thread, mpt,
3969 &mpt->recovery_thread, /*flags*/0,
3970 /*altstack*/0, "mpt_recovery%d", mpt->unit);
3975 mpt_terminate_recovery_thread(struct mpt_softc *mpt)
3977 if (mpt->recovery_thread == NULL) {
3980 mpt->shutdwn_recovery = 1;
3983 * Sleep on a slightly different location
3984 * for this interlock just for added safety.
3986 mpt_sleep(mpt, &mpt->recovery_thread, PUSER, "thtrm", 0);
3990 mpt_recovery_thread(void *arg)
3992 struct mpt_softc *mpt;
3994 mpt = (struct mpt_softc *)arg;
3997 if (TAILQ_EMPTY(&mpt->request_timeout_list) != 0) {
3998 if (mpt->shutdwn_recovery == 0) {
3999 mpt_sleep(mpt, mpt, PUSER, "idle", 0);
4002 if (mpt->shutdwn_recovery != 0) {
4005 mpt_recover_commands(mpt);
4007 mpt->recovery_thread = NULL;
4008 wakeup(&mpt->recovery_thread);
4010 mpt_kthread_exit(0);
4014 mpt_scsi_send_tmf(struct mpt_softc *mpt, u_int type, u_int flags,
4015 u_int channel, u_int target, u_int lun, u_int abort_ctx, int sleep_ok)
4017 MSG_SCSI_TASK_MGMT *tmf_req;
4021 * Wait for any current TMF request to complete.
4022 * We're only allowed to issue one TMF at a time.
4024 error = mpt_wait_req(mpt, mpt->tmf_req, REQ_STATE_FREE, REQ_STATE_FREE,
4025 sleep_ok, MPT_TMF_MAX_TIMEOUT);
4027 mpt_reset(mpt, TRUE);
4031 mpt_assign_serno(mpt, mpt->tmf_req);
4032 mpt->tmf_req->state = REQ_STATE_ALLOCATED|REQ_STATE_QUEUED;
4034 tmf_req = (MSG_SCSI_TASK_MGMT *)mpt->tmf_req->req_vbuf;
4035 memset(tmf_req, 0, sizeof(*tmf_req));
4036 tmf_req->TargetID = target;
4037 tmf_req->Bus = channel;
4038 tmf_req->Function = MPI_FUNCTION_SCSI_TASK_MGMT;
4039 tmf_req->TaskType = type;
4040 tmf_req->MsgFlags = flags;
4041 tmf_req->MsgContext =
4042 htole32(mpt->tmf_req->index | scsi_tmf_handler_id);
4043 if (lun > MPT_MAX_LUNS) {
4044 tmf_req->LUN[0] = 0x40 | ((lun >> 8) & 0x3f);
4045 tmf_req->LUN[1] = lun & 0xff;
4047 tmf_req->LUN[1] = lun;
4049 tmf_req->TaskMsgContext = abort_ctx;
4051 mpt_lprt(mpt, MPT_PRT_DEBUG,
4052 "Issuing TMF %p:%u with MsgContext of 0x%x\n", mpt->tmf_req,
4053 mpt->tmf_req->serno, tmf_req->MsgContext);
4054 if (mpt->verbose > MPT_PRT_DEBUG) {
4055 mpt_print_request(tmf_req);
4058 KASSERT(mpt_req_on_pending_list(mpt, mpt->tmf_req) == 0,
4059 ("mpt_scsi_send_tmf: tmf_req already on pending list"));
4060 TAILQ_INSERT_HEAD(&mpt->request_pending_list, mpt->tmf_req, links);
4061 error = mpt_send_handshake_cmd(mpt, sizeof(*tmf_req), tmf_req);
4062 if (error != MPT_OK) {
4063 TAILQ_REMOVE(&mpt->request_pending_list, mpt->tmf_req, links);
4064 mpt->tmf_req->state = REQ_STATE_FREE;
4065 mpt_reset(mpt, TRUE);
4071 * When a command times out, it is placed on the requeust_timeout_list
4072 * and we wake our recovery thread. The MPT-Fusion architecture supports
4073 * only a single TMF operation at a time, so we serially abort/bdr, etc,
4074 * the timedout transactions. The next TMF is issued either by the
4075 * completion handler of the current TMF waking our recovery thread,
4076 * or the TMF timeout handler causing a hard reset sequence.
4079 mpt_recover_commands(struct mpt_softc *mpt)
4085 if (TAILQ_EMPTY(&mpt->request_timeout_list) != 0) {
4087 * No work to do- leave.
4089 mpt_prt(mpt, "mpt_recover_commands: no requests.\n");
4094 * Flush any commands whose completion coincides with their timeout.
4098 if (TAILQ_EMPTY(&mpt->request_timeout_list) != 0) {
4100 * The timedout commands have already
4101 * completed. This typically means
4102 * that either the timeout value was on
4103 * the hairy edge of what the device
4104 * requires or - more likely - interrupts
4105 * are not happening.
4107 mpt_prt(mpt, "Timedout requests already complete. "
4108 "Interrupts may not be functioning.\n");
4109 mpt_enable_ints(mpt);
4114 * We have no visibility into the current state of the
4115 * controller, so attempt to abort the commands in the
4116 * order they timed-out. For initiator commands, we
4117 * depend on the reply handler pulling requests off
4120 while ((req = TAILQ_FIRST(&mpt->request_timeout_list)) != NULL) {
4123 MSG_REQUEST_HEADER *hdrp = req->req_vbuf;
4125 mpt_prt(mpt, "attempting to abort req %p:%u function %x\n",
4126 req, req->serno, hdrp->Function);
4129 mpt_prt(mpt, "null ccb in timed out request. "
4130 "Resetting Controller.\n");
4131 mpt_reset(mpt, TRUE);
4134 mpt_set_ccb_status(ccb, CAM_CMD_TIMEOUT);
4137 * Check to see if this is not an initiator command and
4138 * deal with it differently if it is.
4140 switch (hdrp->Function) {
4141 case MPI_FUNCTION_SCSI_IO_REQUEST:
4142 case MPI_FUNCTION_RAID_SCSI_IO_PASSTHROUGH:
4146 * XXX: FIX ME: need to abort target assists...
4148 mpt_prt(mpt, "just putting it back on the pend q\n");
4149 TAILQ_REMOVE(&mpt->request_timeout_list, req, links);
4150 TAILQ_INSERT_HEAD(&mpt->request_pending_list, req,
4155 error = mpt_scsi_send_tmf(mpt,
4156 MPI_SCSITASKMGMT_TASKTYPE_ABORT_TASK,
4157 0, 0, ccb->ccb_h.target_id, ccb->ccb_h.target_lun,
4158 htole32(req->index | scsi_io_handler_id), TRUE);
4162 * mpt_scsi_send_tmf hard resets on failure, so no
4163 * need to do so here. Our queue should be emptied
4164 * by the hard reset.
4169 error = mpt_wait_req(mpt, mpt->tmf_req, REQ_STATE_DONE,
4170 REQ_STATE_DONE, TRUE, 500);
4172 status = le16toh(mpt->tmf_req->IOCStatus);
4173 response = mpt->tmf_req->ResponseCode;
4174 mpt->tmf_req->state = REQ_STATE_FREE;
4178 * If we've errored out,, reset the controller.
4180 mpt_prt(mpt, "mpt_recover_commands: abort timed-out. "
4181 "Resetting controller\n");
4182 mpt_reset(mpt, TRUE);
4186 if ((status & MPI_IOCSTATUS_MASK) != MPI_IOCSTATUS_SUCCESS) {
4187 mpt_prt(mpt, "mpt_recover_commands: IOC Status 0x%x. "
4188 "Resetting controller.\n", status);
4189 mpt_reset(mpt, TRUE);
4193 if (response != MPI_SCSITASKMGMT_RSP_TM_SUCCEEDED &&
4194 response != MPI_SCSITASKMGMT_RSP_TM_COMPLETE) {
4195 mpt_prt(mpt, "mpt_recover_commands: TMF Response 0x%x. "
4196 "Resetting controller.\n", response);
4197 mpt_reset(mpt, TRUE);
4200 mpt_prt(mpt, "abort of req %p:%u completed\n", req, req->serno);
4204 /************************ Target Mode Support ****************************/
4206 mpt_fc_post_els(struct mpt_softc *mpt, request_t *req, int ioindex)
4208 MSG_LINK_SERVICE_BUFFER_POST_REQUEST *fc;
4209 PTR_SGE_TRANSACTION32 tep;
4210 PTR_SGE_SIMPLE32 se;
4214 paddr = req->req_pbuf;
4215 paddr += MPT_RQSL(mpt);
4218 memset(fc, 0, MPT_REQUEST_AREA);
4219 fc->BufferCount = 1;
4220 fc->Function = MPI_FUNCTION_FC_LINK_SRVC_BUF_POST;
4221 fc->MsgContext = htole32(req->index | fc_els_handler_id);
4224 * Okay, set up ELS buffer pointers. ELS buffer pointers
4225 * consist of a TE SGL element (with details length of zero)
4226 * followed by a SIMPLE SGL element which holds the address
4230 tep = (PTR_SGE_TRANSACTION32) &fc->SGL;
4232 tep->ContextSize = 4;
4234 tep->TransactionContext[0] = htole32(ioindex);
4236 se = (PTR_SGE_SIMPLE32) &tep->TransactionDetails[0];
4238 MPI_SGE_FLAGS_HOST_TO_IOC |
4239 MPI_SGE_FLAGS_SIMPLE_ELEMENT |
4240 MPI_SGE_FLAGS_LAST_ELEMENT |
4241 MPI_SGE_FLAGS_END_OF_LIST |
4242 MPI_SGE_FLAGS_END_OF_BUFFER;
4243 fl <<= MPI_SGE_FLAGS_SHIFT;
4244 fl |= (MPT_NRFM(mpt) - MPT_RQSL(mpt));
4245 se->FlagsLength = htole32(fl);
4246 se->Address = htole32((uint32_t) paddr);
4247 mpt_lprt(mpt, MPT_PRT_DEBUG,
4248 "add ELS index %d ioindex %d for %p:%u\n",
4249 req->index, ioindex, req, req->serno);
4250 KASSERT(((req->state & REQ_STATE_LOCKED) != 0),
4251 ("mpt_fc_post_els: request not locked"));
4252 mpt_send_cmd(mpt, req);
4256 mpt_post_target_command(struct mpt_softc *mpt, request_t *req, int ioindex)
4258 PTR_MSG_TARGET_CMD_BUFFER_POST_REQUEST fc;
4259 PTR_CMD_BUFFER_DESCRIPTOR cb;
4262 paddr = req->req_pbuf;
4263 paddr += MPT_RQSL(mpt);
4264 memset(req->req_vbuf, 0, MPT_REQUEST_AREA);
4265 MPT_TGT_STATE(mpt, req)->state = TGT_STATE_LOADING;
4268 fc->BufferCount = 1;
4269 fc->Function = MPI_FUNCTION_TARGET_CMD_BUFFER_POST;
4270 fc->MsgContext = htole32(req->index | mpt->scsi_tgt_handler_id);
4272 cb = &fc->Buffer[0];
4273 cb->IoIndex = htole16(ioindex);
4274 cb->u.PhysicalAddress32 = htole32((U32) paddr);
4276 mpt_check_doorbell(mpt);
4277 mpt_send_cmd(mpt, req);
4281 mpt_add_els_buffers(struct mpt_softc *mpt)
4285 if (mpt->is_fc == 0) {
4289 if (mpt->els_cmds_allocated) {
4293 mpt->els_cmd_ptrs = malloc(MPT_MAX_ELS * sizeof (request_t *),
4294 M_DEVBUF, M_NOWAIT | M_ZERO);
4296 if (mpt->els_cmd_ptrs == NULL) {
4301 * Feed the chip some ELS buffer resources
4303 for (i = 0; i < MPT_MAX_ELS; i++) {
4304 request_t *req = mpt_get_request(mpt, FALSE);
4308 req->state |= REQ_STATE_LOCKED;
4309 mpt->els_cmd_ptrs[i] = req;
4310 mpt_fc_post_els(mpt, req, i);
4314 mpt_prt(mpt, "unable to add ELS buffer resources\n");
4315 free(mpt->els_cmd_ptrs, M_DEVBUF);
4316 mpt->els_cmd_ptrs = NULL;
4319 if (i != MPT_MAX_ELS) {
4320 mpt_lprt(mpt, MPT_PRT_INFO,
4321 "only added %d of %d ELS buffers\n", i, MPT_MAX_ELS);
4323 mpt->els_cmds_allocated = i;
4328 mpt_add_target_commands(struct mpt_softc *mpt)
4332 if (mpt->tgt_cmd_ptrs) {
4336 max = MPT_MAX_REQUESTS(mpt) >> 1;
4337 if (max > mpt->mpt_max_tgtcmds) {
4338 max = mpt->mpt_max_tgtcmds;
4341 malloc(max * sizeof (request_t *), M_DEVBUF, M_NOWAIT | M_ZERO);
4342 if (mpt->tgt_cmd_ptrs == NULL) {
4344 "mpt_add_target_commands: could not allocate cmd ptrs\n");
4348 for (i = 0; i < max; i++) {
4351 req = mpt_get_request(mpt, FALSE);
4355 req->state |= REQ_STATE_LOCKED;
4356 mpt->tgt_cmd_ptrs[i] = req;
4357 mpt_post_target_command(mpt, req, i);
4362 mpt_lprt(mpt, MPT_PRT_ERROR, "could not add any target bufs\n");
4363 free(mpt->tgt_cmd_ptrs, M_DEVBUF);
4364 mpt->tgt_cmd_ptrs = NULL;
4368 mpt->tgt_cmds_allocated = i;
4371 mpt_lprt(mpt, MPT_PRT_INFO,
4372 "added %d of %d target bufs\n", i, max);
4378 mpt_enable_lun(struct mpt_softc *mpt, target_id_t tgt, lun_id_t lun)
4380 if (tgt == CAM_TARGET_WILDCARD && lun == CAM_LUN_WILDCARD) {
4382 } else if (lun >= MPT_MAX_LUNS) {
4384 } else if (tgt != CAM_TARGET_WILDCARD && tgt != 0) {
4387 if (mpt->tenabled == 0) {
4389 (void) mpt_fc_reset_link(mpt, 0);
4393 if (lun == CAM_LUN_WILDCARD) {
4394 mpt->trt_wildcard.enabled = 1;
4396 mpt->trt[lun].enabled = 1;
4402 mpt_disable_lun(struct mpt_softc *mpt, target_id_t tgt, lun_id_t lun)
4405 if (tgt == CAM_TARGET_WILDCARD && lun == CAM_LUN_WILDCARD) {
4407 } else if (lun >= MPT_MAX_LUNS) {
4409 } else if (tgt != CAM_TARGET_WILDCARD && tgt != 0) {
4412 if (lun == CAM_LUN_WILDCARD) {
4413 mpt->trt_wildcard.enabled = 0;
4415 mpt->trt[lun].enabled = 0;
4417 for (i = 0; i < MPT_MAX_LUNS; i++) {
4418 if (mpt->trt[lun].enabled) {
4422 if (i == MPT_MAX_LUNS && mpt->twildcard == 0) {
4424 (void) mpt_fc_reset_link(mpt, 0);
4432 * Called with MPT lock held
4435 mpt_target_start_io(struct mpt_softc *mpt, union ccb *ccb)
4437 struct ccb_scsiio *csio = &ccb->csio;
4438 request_t *cmd_req = MPT_TAG_2_REQ(mpt, csio->tag_id);
4439 mpt_tgt_state_t *tgt = MPT_TGT_STATE(mpt, cmd_req);
4441 switch (tgt->state) {
4442 case TGT_STATE_IN_CAM:
4444 case TGT_STATE_MOVING_DATA:
4445 mpt_set_ccb_status(ccb, CAM_REQUEUE_REQ);
4446 xpt_freeze_simq(mpt->sim, 1);
4447 ccb->ccb_h.status &= ~CAM_SIM_QUEUED;
4448 tgt->ccb->ccb_h.status |= CAM_RELEASE_SIMQ;
4449 MPTLOCK_2_CAMLOCK(mpt);
4451 CAMLOCK_2_MPTLOCK(mpt);
4454 mpt_prt(mpt, "ccb %p flags 0x%x tag 0x%08x had bad request "
4455 "starting I/O\n", ccb, csio->ccb_h.flags, csio->tag_id);
4456 mpt_tgt_dump_req_state(mpt, cmd_req);
4457 mpt_set_ccb_status(ccb, CAM_REQ_CMP_ERR);
4458 MPTLOCK_2_CAMLOCK(mpt);
4460 CAMLOCK_2_MPTLOCK(mpt);
4464 if (csio->dxfer_len) {
4465 bus_dmamap_callback_t *cb;
4466 PTR_MSG_TARGET_ASSIST_REQUEST ta;
4469 KASSERT((ccb->ccb_h.flags & CAM_DIR_MASK) != CAM_DIR_NONE,
4470 ("dxfer_len %u but direction is NONE\n", csio->dxfer_len));
4472 if ((req = mpt_get_request(mpt, FALSE)) == NULL) {
4473 if (mpt->outofbeer == 0) {
4475 xpt_freeze_simq(mpt->sim, 1);
4476 mpt_lprt(mpt, MPT_PRT_DEBUG, "FREEZEQ\n");
4478 ccb->ccb_h.status &= ~CAM_SIM_QUEUED;
4479 mpt_set_ccb_status(ccb, CAM_REQUEUE_REQ);
4480 MPTLOCK_2_CAMLOCK(mpt);
4482 CAMLOCK_2_MPTLOCK(mpt);
4485 ccb->ccb_h.status = CAM_SIM_QUEUED | CAM_REQ_INPROG;
4486 if (sizeof (bus_addr_t) > 4) {
4487 cb = mpt_execute_req_a64;
4489 cb = mpt_execute_req;
4493 ccb->ccb_h.ccb_req_ptr = req;
4496 * Record the currently active ccb and the
4497 * request for it in our target state area.
4502 memset(req->req_vbuf, 0, MPT_RQSL(mpt));
4506 PTR_MPI_TARGET_SSP_CMD_BUFFER ssp =
4508 ta->QueueTag = ssp->InitiatorTag;
4509 } else if (mpt->is_spi) {
4510 PTR_MPI_TARGET_SCSI_SPI_CMD_BUFFER sp =
4512 ta->QueueTag = sp->Tag;
4514 ta->Function = MPI_FUNCTION_TARGET_ASSIST;
4515 ta->MsgContext = htole32(req->index | mpt->scsi_tgt_handler_id);
4516 ta->ReplyWord = htole32(tgt->reply_desc);
4517 if (csio->ccb_h.target_lun > MPT_MAX_LUNS) {
4519 0x40 | ((csio->ccb_h.target_lun >> 8) & 0x3f);
4520 ta->LUN[1] = csio->ccb_h.target_lun & 0xff;
4522 ta->LUN[1] = csio->ccb_h.target_lun;
4525 ta->RelativeOffset = tgt->bytes_xfered;
4526 ta->DataLength = ccb->csio.dxfer_len;
4527 if (ta->DataLength > tgt->resid) {
4528 ta->DataLength = tgt->resid;
4532 * XXX Should be done after data transfer completes?
4534 tgt->resid -= csio->dxfer_len;
4535 tgt->bytes_xfered += csio->dxfer_len;
4537 if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) {
4538 ta->TargetAssistFlags |=
4539 TARGET_ASSIST_FLAGS_DATA_DIRECTION;
4542 #ifdef WE_TRUST_AUTO_GOOD_STATUS
4543 if ((ccb->ccb_h.flags & CAM_SEND_STATUS) &&
4544 csio->scsi_status == SCSI_STATUS_OK && tgt->resid == 0) {
4545 ta->TargetAssistFlags |=
4546 TARGET_ASSIST_FLAGS_AUTO_STATUS;
4549 tgt->state = TGT_STATE_SETTING_UP_FOR_DATA;
4551 mpt_lprt(mpt, MPT_PRT_DEBUG,
4552 "DATA_CCB %p tag %x %u bytes %u resid flg %x req %p:%u "
4553 "nxtstate=%d\n", csio, csio->tag_id, csio->dxfer_len,
4554 tgt->resid, ccb->ccb_h.flags, req, req->serno, tgt->state);
4556 MPTLOCK_2_CAMLOCK(mpt);
4557 if ((ccb->ccb_h.flags & CAM_SCATTER_VALID) == 0) {
4558 if ((ccb->ccb_h.flags & CAM_DATA_PHYS) == 0) {
4560 int s = splsoftvm();
4561 error = bus_dmamap_load(mpt->buffer_dmat,
4562 req->dmap, csio->data_ptr, csio->dxfer_len,
4565 if (error == EINPROGRESS) {
4566 xpt_freeze_simq(mpt->sim, 1);
4567 ccb->ccb_h.status |= CAM_RELEASE_SIMQ;
4571 * We have been given a pointer to single
4574 struct bus_dma_segment seg;
4575 seg.ds_addr = (bus_addr_t)
4576 (vm_offset_t)csio->data_ptr;
4577 seg.ds_len = csio->dxfer_len;
4578 (*cb)(req, &seg, 1, 0);
4582 * We have been given a list of addresses.
4583 * This case could be easily supported but they are not
4584 * currently generated by the CAM subsystem so there
4585 * is no point in wasting the time right now.
4587 struct bus_dma_segment *sgs;
4588 if ((ccb->ccb_h.flags & CAM_SG_LIST_PHYS) == 0) {
4589 (*cb)(req, NULL, 0, EFAULT);
4591 /* Just use the segments provided */
4592 sgs = (struct bus_dma_segment *)csio->data_ptr;
4593 (*cb)(req, sgs, csio->sglist_cnt, 0);
4596 CAMLOCK_2_MPTLOCK(mpt);
4598 uint8_t *sp = NULL, sense[MPT_SENSE_SIZE];
4601 * XXX: I don't know why this seems to happen, but
4602 * XXX: completing the CCB seems to make things happy.
4603 * XXX: This seems to happen if the initiator requests
4604 * XXX: enough data that we have to do multiple CTIOs.
4606 if ((ccb->ccb_h.flags & CAM_SEND_STATUS) == 0) {
4607 mpt_lprt(mpt, MPT_PRT_DEBUG,
4608 "Meaningless STATUS CCB (%p): flags %x status %x "
4609 "resid %d bytes_xfered %u\n", ccb, ccb->ccb_h.flags,
4610 ccb->ccb_h.status, tgt->resid, tgt->bytes_xfered);
4611 mpt_set_ccb_status(ccb, CAM_REQ_CMP);
4612 ccb->ccb_h.status &= ~CAM_SIM_QUEUED;
4613 MPTLOCK_2_CAMLOCK(mpt);
4615 CAMLOCK_2_MPTLOCK(mpt);
4618 if (ccb->ccb_h.flags & CAM_SEND_SENSE) {
4620 memcpy(sp, &csio->sense_data,
4621 min(csio->sense_len, MPT_SENSE_SIZE));
4623 mpt_scsi_tgt_status(mpt, ccb, cmd_req, csio->scsi_status, sp);
4628 mpt_scsi_tgt_local(struct mpt_softc *mpt, request_t *cmd_req,
4629 uint32_t lun, int send, uint8_t *data, size_t length)
4631 mpt_tgt_state_t *tgt;
4632 PTR_MSG_TARGET_ASSIST_REQUEST ta;
4640 * We enter with resid set to the data load for the command.
4642 tgt = MPT_TGT_STATE(mpt, cmd_req);
4643 if (length == 0 || tgt->resid == 0) {
4645 mpt_scsi_tgt_status(mpt, NULL, cmd_req, 0, NULL);
4649 if ((req = mpt_get_request(mpt, FALSE)) == NULL) {
4650 mpt_prt(mpt, "out of resources- dropping local response\n");
4656 memset(req->req_vbuf, 0, MPT_RQSL(mpt));
4660 PTR_MPI_TARGET_SSP_CMD_BUFFER ssp = cmd_req->req_vbuf;
4661 ta->QueueTag = ssp->InitiatorTag;
4662 } else if (mpt->is_spi) {
4663 PTR_MPI_TARGET_SCSI_SPI_CMD_BUFFER sp = cmd_req->req_vbuf;
4664 ta->QueueTag = sp->Tag;
4666 ta->Function = MPI_FUNCTION_TARGET_ASSIST;
4667 ta->MsgContext = htole32(req->index | mpt->scsi_tgt_handler_id);
4668 ta->ReplyWord = htole32(tgt->reply_desc);
4669 if (lun > MPT_MAX_LUNS) {
4670 ta->LUN[0] = 0x40 | ((lun >> 8) & 0x3f);
4671 ta->LUN[1] = lun & 0xff;
4675 ta->RelativeOffset = 0;
4676 ta->DataLength = length;
4678 dptr = req->req_vbuf;
4679 dptr += MPT_RQSL(mpt);
4680 pptr = req->req_pbuf;
4681 pptr += MPT_RQSL(mpt);
4682 memcpy(dptr, data, min(length, MPT_RQSL(mpt)));
4684 se = (SGE_SIMPLE32 *) &ta->SGL[0];
4685 memset(se, 0,sizeof (*se));
4687 flags = MPI_SGE_FLAGS_SIMPLE_ELEMENT;
4689 ta->TargetAssistFlags |= TARGET_ASSIST_FLAGS_DATA_DIRECTION;
4690 flags |= MPI_SGE_FLAGS_HOST_TO_IOC;
4693 MPI_pSGE_SET_LENGTH(se, length);
4694 flags |= MPI_SGE_FLAGS_LAST_ELEMENT;
4695 flags |= MPI_SGE_FLAGS_END_OF_LIST | MPI_SGE_FLAGS_END_OF_BUFFER;
4696 MPI_pSGE_SET_FLAGS(se, flags);
4700 tgt->resid -= length;
4701 tgt->bytes_xfered = length;
4702 #ifdef WE_TRUST_AUTO_GOOD_STATUS
4703 tgt->state = TGT_STATE_MOVING_DATA_AND_STATUS;
4705 tgt->state = TGT_STATE_MOVING_DATA;
4707 mpt_send_cmd(mpt, req);
4711 * Abort queued up CCBs
4714 mpt_abort_target_ccb(struct mpt_softc *mpt, union ccb *ccb)
4716 struct mpt_hdr_stailq *lp;
4717 struct ccb_hdr *srch;
4719 union ccb *accb = ccb->cab.abort_ccb;
4720 tgt_resource_t *trtp;
4722 mpt_lprt(mpt, MPT_PRT_DEBUG, "aborting ccb %p\n", accb);
4724 if (ccb->ccb_h.target_lun == CAM_LUN_WILDCARD) {
4725 trtp = &mpt->trt_wildcard;
4727 trtp = &mpt->trt[ccb->ccb_h.target_lun];
4730 if (accb->ccb_h.func_code == XPT_ACCEPT_TARGET_IO) {
4732 } else if (accb->ccb_h.func_code == XPT_IMMED_NOTIFY) {
4735 return (CAM_REQ_INVALID);
4738 STAILQ_FOREACH(srch, lp, sim_links.stqe) {
4739 if (srch == &accb->ccb_h) {
4741 STAILQ_REMOVE(lp, srch, ccb_hdr, sim_links.stqe);
4746 accb->ccb_h.status = CAM_REQ_ABORTED;
4748 return (CAM_REQ_CMP);
4750 mpt_prt(mpt, "mpt_abort_tgt_ccb: CCB %p not found\n", ccb);
4751 return (CAM_PATH_INVALID);
4755 * Ask the MPT to abort the current target command
4758 mpt_abort_target_cmd(struct mpt_softc *mpt, request_t *cmd_req)
4762 PTR_MSG_TARGET_MODE_ABORT abtp;
4764 req = mpt_get_request(mpt, FALSE);
4768 abtp = req->req_vbuf;
4769 memset(abtp, 0, sizeof (*abtp));
4771 abtp->MsgContext = htole32(req->index | mpt->scsi_tgt_handler_id);
4772 abtp->AbortType = TARGET_MODE_ABORT_TYPE_EXACT_IO;
4773 abtp->Function = MPI_FUNCTION_TARGET_MODE_ABORT;
4774 abtp->ReplyWord = htole32(MPT_TGT_STATE(mpt, cmd_req)->reply_desc);
4776 if (mpt->is_fc || mpt->is_sas) {
4777 mpt_send_cmd(mpt, req);
4779 error = mpt_send_handshake_cmd(mpt, sizeof(*req), req);
4785 * WE_TRUST_AUTO_GOOD_STATUS- I've found that setting
4786 * TARGET_STATUS_SEND_FLAGS_AUTO_GOOD_STATUS leads the
4787 * FC929 to set bogus FC_RSP fields (nonzero residuals
4788 * but w/o RESID fields set). This causes QLogic initiators
4789 * to think maybe that a frame was lost.
4791 * WE_CAN_USE_AUTO_REPOST- we can't use AUTO_REPOST because
4792 * we use allocated requests to do TARGET_ASSIST and we
4793 * need to know when to release them.
4797 mpt_scsi_tgt_status(struct mpt_softc *mpt, union ccb *ccb, request_t *cmd_req,
4798 uint8_t status, uint8_t const *sense_data)
4801 mpt_tgt_state_t *tgt;
4802 PTR_MSG_TARGET_STATUS_SEND_REQUEST tp;
4808 cmd_vbuf = cmd_req->req_vbuf;
4809 cmd_vbuf += MPT_RQSL(mpt);
4810 tgt = MPT_TGT_STATE(mpt, cmd_req);
4812 if ((req = mpt_get_request(mpt, FALSE)) == NULL) {
4813 if (mpt->outofbeer == 0) {
4815 xpt_freeze_simq(mpt->sim, 1);
4816 mpt_lprt(mpt, MPT_PRT_DEBUG, "FREEZEQ\n");
4819 ccb->ccb_h.status &= ~CAM_SIM_QUEUED;
4820 mpt_set_ccb_status(ccb, CAM_REQUEUE_REQ);
4821 MPTLOCK_2_CAMLOCK(mpt);
4823 CAMLOCK_2_MPTLOCK(mpt);
4826 "could not allocate status request- dropping\n");
4832 ccb->ccb_h.ccb_mpt_ptr = mpt;
4833 ccb->ccb_h.ccb_req_ptr = req;
4837 * Record the currently active ccb, if any, and the
4838 * request for it in our target state area.
4842 tgt->state = TGT_STATE_SENDING_STATUS;
4845 paddr = req->req_pbuf;
4846 paddr += MPT_RQSL(mpt);
4848 memset(tp, 0, sizeof (*tp));
4849 tp->Function = MPI_FUNCTION_TARGET_STATUS_SEND;
4851 PTR_MPI_TARGET_FCP_CMD_BUFFER fc =
4852 (PTR_MPI_TARGET_FCP_CMD_BUFFER) cmd_vbuf;
4856 sts_vbuf = req->req_vbuf;
4857 sts_vbuf += MPT_RQSL(mpt);
4858 rsp = (uint32_t *) sts_vbuf;
4859 memcpy(tp->LUN, fc->FcpLun, sizeof (tp->LUN));
4862 * The MPI_TARGET_FCP_RSP_BUFFER define is unfortunate.
4863 * It has to be big-endian in memory and is organized
4864 * in 32 bit words, which are much easier to deal with
4865 * as words which are swizzled as needed.
4867 * All we're filling here is the FC_RSP payload.
4868 * We may just have the chip synthesize it if
4869 * we have no residual and an OK status.
4872 memset(rsp, 0, sizeof (MPI_TARGET_FCP_RSP_BUFFER));
4876 rsp[2] |= 0x800; /* XXXX NEED MNEMONIC!!!! */
4877 rsp[3] = htobe32(tgt->resid);
4878 #ifdef WE_TRUST_AUTO_GOOD_STATUS
4879 resplen = sizeof (MPI_TARGET_FCP_RSP_BUFFER);
4882 if (status == SCSI_STATUS_CHECK_COND) {
4885 rsp[2] |= 0x200; /* XXXX NEED MNEMONIC!!!! */
4886 rsp[4] = htobe32(MPT_SENSE_SIZE);
4888 memcpy(&rsp[8], sense_data, MPT_SENSE_SIZE);
4890 mpt_prt(mpt, "mpt_scsi_tgt_status: CHECK CONDI"
4891 "TION but no sense data?\n");
4892 memset(&rsp, 0, MPT_SENSE_SIZE);
4894 for (i = 8; i < (8 + (MPT_SENSE_SIZE >> 2)); i++) {
4895 rsp[i] = htobe32(rsp[i]);
4897 #ifdef WE_TRUST_AUTO_GOOD_STATUS
4898 resplen = sizeof (MPI_TARGET_FCP_RSP_BUFFER);
4901 #ifndef WE_TRUST_AUTO_GOOD_STATUS
4902 resplen = sizeof (MPI_TARGET_FCP_RSP_BUFFER);
4904 rsp[2] = htobe32(rsp[2]);
4905 } else if (mpt->is_sas) {
4906 PTR_MPI_TARGET_SSP_CMD_BUFFER ssp =
4907 (PTR_MPI_TARGET_SSP_CMD_BUFFER) cmd_vbuf;
4908 memcpy(tp->LUN, ssp->LogicalUnitNumber, sizeof (tp->LUN));
4910 PTR_MPI_TARGET_SCSI_SPI_CMD_BUFFER sp =
4911 (PTR_MPI_TARGET_SCSI_SPI_CMD_BUFFER) cmd_vbuf;
4912 tp->StatusCode = status;
4913 tp->QueueTag = htole16(sp->Tag);
4914 memcpy(tp->LUN, sp->LogicalUnitNumber, sizeof (tp->LUN));
4917 tp->ReplyWord = htole32(tgt->reply_desc);
4918 tp->MsgContext = htole32(req->index | mpt->scsi_tgt_handler_id);
4920 #ifdef WE_CAN_USE_AUTO_REPOST
4921 tp->MsgFlags = TARGET_STATUS_SEND_FLAGS_REPOST_CMD_BUFFER;
4923 if (status == SCSI_STATUS_OK && resplen == 0) {
4924 tp->MsgFlags |= TARGET_STATUS_SEND_FLAGS_AUTO_GOOD_STATUS;
4926 tp->StatusDataSGE.u.Address32 = htole32((uint32_t) paddr);
4928 MPI_SGE_FLAGS_HOST_TO_IOC |
4929 MPI_SGE_FLAGS_SIMPLE_ELEMENT |
4930 MPI_SGE_FLAGS_LAST_ELEMENT |
4931 MPI_SGE_FLAGS_END_OF_LIST |
4932 MPI_SGE_FLAGS_END_OF_BUFFER;
4933 fl <<= MPI_SGE_FLAGS_SHIFT;
4935 tp->StatusDataSGE.FlagsLength = htole32(fl);
4938 mpt_lprt(mpt, MPT_PRT_DEBUG,
4939 "STATUS_CCB %p (wit%s sense) tag %x req %p:%u resid %u\n",
4940 ccb, sense_data?"h" : "hout", ccb? ccb->csio.tag_id : -1, req,
4941 req->serno, tgt->resid);
4943 ccb->ccb_h.status = CAM_SIM_QUEUED | CAM_REQ_INPROG;
4944 mpt_req_timeout(req, 60 * hz, mpt_timeout, ccb);
4946 mpt_send_cmd(mpt, req);
4950 mpt_scsi_tgt_tsk_mgmt(struct mpt_softc *mpt, request_t *req, mpt_task_mgmt_t fc,
4951 tgt_resource_t *trtp, int init_id)
4953 struct ccb_immed_notify *inot;
4954 mpt_tgt_state_t *tgt;
4956 tgt = MPT_TGT_STATE(mpt, req);
4957 inot = (struct ccb_immed_notify *) STAILQ_FIRST(&trtp->inots);
4959 mpt_lprt(mpt, MPT_PRT_WARN, "no INOTSs- sending back BSY\n");
4960 mpt_scsi_tgt_status(mpt, NULL, req, SCSI_STATUS_BUSY, NULL);
4963 STAILQ_REMOVE_HEAD(&trtp->inots, sim_links.stqe);
4964 mpt_lprt(mpt, MPT_PRT_DEBUG1,
4965 "Get FREE INOT %p lun %d\n", inot, inot->ccb_h.target_lun);
4967 memset(&inot->sense_data, 0, sizeof (inot->sense_data));
4968 inot->sense_len = 0;
4969 memset(inot->message_args, 0, sizeof (inot->message_args));
4970 inot->initiator_id = init_id; /* XXX */
4973 * This is a somewhat grotesque attempt to map from task management
4974 * to old style SCSI messages. God help us all.
4977 case MPT_ABORT_TASK_SET:
4978 inot->message_args[0] = MSG_ABORT_TAG;
4980 case MPT_CLEAR_TASK_SET:
4981 inot->message_args[0] = MSG_CLEAR_TASK_SET;
4983 case MPT_TARGET_RESET:
4984 inot->message_args[0] = MSG_TARGET_RESET;
4987 inot->message_args[0] = MSG_CLEAR_ACA;
4989 case MPT_TERMINATE_TASK:
4990 inot->message_args[0] = MSG_ABORT_TAG;
4993 inot->message_args[0] = MSG_NOOP;
4996 tgt->ccb = (union ccb *) inot;
4997 inot->ccb_h.status = CAM_MESSAGE_RECV|CAM_DEV_QFRZN;
4998 MPTLOCK_2_CAMLOCK(mpt);
4999 xpt_done((union ccb *)inot);
5000 CAMLOCK_2_MPTLOCK(mpt);
5004 mpt_scsi_tgt_atio(struct mpt_softc *mpt, request_t *req, uint32_t reply_desc)
5006 static uint8_t null_iqd[SHORT_INQUIRY_LENGTH] = {
5007 0x7f, 0x00, 0x02, 0x02, 0x20, 0x00, 0x00, 0x32,
5008 'F', 'R', 'E', 'E', 'B', 'S', 'D', ' ',
5009 'L', 'S', 'I', '-', 'L', 'O', 'G', 'I',
5010 'C', ' ', 'N', 'U', 'L', 'D', 'E', 'V',
5013 struct ccb_accept_tio *atiop;
5016 mpt_tgt_state_t *tgt;
5017 tgt_resource_t *trtp = NULL;
5022 mpt_task_mgmt_t fct = MPT_NIL_TMT_VALUE;
5026 * First, DMA sync the received command-
5027 * which is in the *request* * phys area.
5029 * XXX: We could optimize this for a range
5031 bus_dmamap_sync(mpt->request_dmat, mpt->request_dmap,
5032 BUS_DMASYNC_POSTREAD);
5035 * Stash info for the current command where we can get at it later.
5037 vbuf = req->req_vbuf;
5038 vbuf += MPT_RQSL(mpt);
5041 * Get our state pointer set up.
5043 tgt = MPT_TGT_STATE(mpt, req);
5044 if (tgt->state != TGT_STATE_LOADED) {
5045 mpt_tgt_dump_req_state(mpt, req);
5046 panic("bad target state in mpt_scsi_tgt_atio");
5048 memset(tgt, 0, sizeof (mpt_tgt_state_t));
5049 tgt->state = TGT_STATE_IN_CAM;
5050 tgt->reply_desc = reply_desc;
5051 ioindex = GET_IO_INDEX(reply_desc);
5052 if (mpt->verbose >= MPT_PRT_DEBUG) {
5053 mpt_dump_data(mpt, "mpt_scsi_tgt_atio response", vbuf,
5054 max(sizeof (MPI_TARGET_FCP_CMD_BUFFER),
5055 max(sizeof (MPI_TARGET_SSP_CMD_BUFFER),
5056 sizeof (MPI_TARGET_SCSI_SPI_CMD_BUFFER))));
5059 PTR_MPI_TARGET_FCP_CMD_BUFFER fc;
5060 fc = (PTR_MPI_TARGET_FCP_CMD_BUFFER) vbuf;
5061 if (fc->FcpCntl[2]) {
5063 * Task Management Request
5065 switch (fc->FcpCntl[2]) {
5067 fct = MPT_ABORT_TASK_SET;
5070 fct = MPT_CLEAR_TASK_SET;
5073 fct = MPT_TARGET_RESET;
5076 fct = MPT_CLEAR_ACA;
5079 fct = MPT_TERMINATE_TASK;
5082 mpt_prt(mpt, "CORRUPTED TASK MGMT BITS: 0x%x\n",
5084 mpt_scsi_tgt_status(mpt, 0, req,
5089 switch (fc->FcpCntl[1]) {
5091 tag_action = MSG_SIMPLE_Q_TAG;
5094 tag_action = MSG_HEAD_OF_Q_TAG;
5097 tag_action = MSG_ORDERED_Q_TAG;
5101 * Bah. Ignore Untagged Queing and ACA
5103 tag_action = MSG_SIMPLE_Q_TAG;
5107 tgt->resid = be32toh(fc->FcpDl);
5109 lunptr = fc->FcpLun;
5110 itag = be16toh(fc->OptionalOxid);
5111 } else if (mpt->is_sas) {
5112 PTR_MPI_TARGET_SSP_CMD_BUFFER ssp;
5113 ssp = (PTR_MPI_TARGET_SSP_CMD_BUFFER) vbuf;
5115 lunptr = ssp->LogicalUnitNumber;
5116 itag = ssp->InitiatorTag;
5118 PTR_MPI_TARGET_SCSI_SPI_CMD_BUFFER sp;
5119 sp = (PTR_MPI_TARGET_SCSI_SPI_CMD_BUFFER) vbuf;
5121 lunptr = sp->LogicalUnitNumber;
5126 * Generate a simple lun
5128 switch (lunptr[0] & 0xc0) {
5130 lun = ((lunptr[0] & 0x3f) << 8) | lunptr[1];
5136 mpt_lprt(mpt, MPT_PRT_ERROR, "cannot handle this type lun\n");
5142 * Deal with non-enabled or bad luns here.
5144 if (lun >= MPT_MAX_LUNS || mpt->tenabled == 0 ||
5145 mpt->trt[lun].enabled == 0) {
5146 if (mpt->twildcard) {
5147 trtp = &mpt->trt_wildcard;
5148 } else if (fct == MPT_NIL_TMT_VALUE) {
5150 * In this case, we haven't got an upstream listener
5151 * for either a specific lun or wildcard luns. We
5152 * have to make some sensible response. For regular
5153 * inquiry, just return some NOT HERE inquiry data.
5154 * For VPD inquiry, report illegal field in cdb.
5155 * For REQUEST SENSE, just return NO SENSE data.
5156 * REPORT LUNS gets illegal command.
5157 * All other commands get 'no such device'.
5159 uint8_t *sp, cond, buf[MPT_SENSE_SIZE];
5162 memset(buf, 0, MPT_SENSE_SIZE);
5163 cond = SCSI_STATUS_CHECK_COND;
5168 tgt->tag_id = MPT_MAKE_TAGID(mpt, req, ioindex);
5178 len = min(tgt->resid, cdbp[4]);
5179 len = min(len, sizeof (null_iqd));
5180 mpt_lprt(mpt, MPT_PRT_DEBUG,
5181 "local inquiry %ld bytes\n", (long) len);
5182 mpt_scsi_tgt_local(mpt, req, lun, 1,
5189 len = min(tgt->resid, cdbp[4]);
5190 len = min(len, sizeof (buf));
5191 mpt_lprt(mpt, MPT_PRT_DEBUG,
5192 "local reqsense %ld bytes\n", (long) len);
5193 mpt_scsi_tgt_local(mpt, req, lun, 1,
5198 mpt_lprt(mpt, MPT_PRT_DEBUG, "REPORT LUNS\n");
5202 mpt_lprt(mpt, MPT_PRT_DEBUG,
5203 "CMD 0x%x to unmanaged lun %u\n",
5208 mpt_scsi_tgt_status(mpt, NULL, req, cond, sp);
5211 /* otherwise, leave trtp NULL */
5213 trtp = &mpt->trt[lun];
5217 * Deal with any task management
5219 if (fct != MPT_NIL_TMT_VALUE) {
5221 mpt_prt(mpt, "task mgmt function %x but no listener\n",
5223 mpt_scsi_tgt_status(mpt, 0, req,
5226 mpt_scsi_tgt_tsk_mgmt(mpt, req, fct, trtp,
5227 GET_INITIATOR_INDEX(reply_desc));
5233 atiop = (struct ccb_accept_tio *) STAILQ_FIRST(&trtp->atios);
5234 if (atiop == NULL) {
5235 mpt_lprt(mpt, MPT_PRT_WARN,
5236 "no ATIOs for lun %u- sending back %s\n", lun,
5237 mpt->tenabled? "QUEUE FULL" : "BUSY");
5238 mpt_scsi_tgt_status(mpt, NULL, req,
5239 mpt->tenabled? SCSI_STATUS_QUEUE_FULL : SCSI_STATUS_BUSY,
5243 STAILQ_REMOVE_HEAD(&trtp->atios, sim_links.stqe);
5244 mpt_lprt(mpt, MPT_PRT_DEBUG1,
5245 "Get FREE ATIO %p lun %d\n", atiop, atiop->ccb_h.target_lun);
5246 atiop->ccb_h.ccb_mpt_ptr = mpt;
5247 atiop->ccb_h.status = CAM_CDB_RECVD;
5248 atiop->ccb_h.target_lun = lun;
5249 atiop->sense_len = 0;
5250 atiop->init_id = GET_INITIATOR_INDEX(reply_desc);
5251 atiop->cdb_len = mpt_cdblen(cdbp[0], 16);
5252 memcpy(atiop->cdb_io.cdb_bytes, cdbp, atiop->cdb_len);
5255 * The tag we construct here allows us to find the
5256 * original request that the command came in with.
5258 * This way we don't have to depend on anything but the
5259 * tag to find things when CCBs show back up from CAM.
5261 atiop->tag_id = MPT_MAKE_TAGID(mpt, req, ioindex);
5262 tgt->tag_id = atiop->tag_id;
5264 atiop->tag_action = tag_action;
5265 atiop->ccb_h.flags = CAM_TAG_ACTION_VALID;
5267 if (mpt->verbose >= MPT_PRT_DEBUG) {
5269 mpt_prt(mpt, "START_CCB %p for lun %u CDB=<", atiop,
5270 atiop->ccb_h.target_lun);
5271 for (i = 0; i < atiop->cdb_len; i++) {
5272 mpt_prtc(mpt, "%02x%c", cdbp[i] & 0xff,
5273 (i == (atiop->cdb_len - 1))? '>' : ' ');
5275 mpt_prtc(mpt, " itag %x tag %x rdesc %x dl=%u\n",
5276 itag, atiop->tag_id, tgt->reply_desc, tgt->resid);
5279 MPTLOCK_2_CAMLOCK(mpt);
5280 xpt_done((union ccb *)atiop);
5281 CAMLOCK_2_MPTLOCK(mpt);
5285 mpt_tgt_dump_tgt_state(struct mpt_softc *mpt, request_t *req)
5287 mpt_tgt_state_t *tgt = MPT_TGT_STATE(mpt, req);
5289 mpt_prt(mpt, "req %p:%u tgt:rdesc 0x%x resid %u xfrd %u ccb %p treq %p "
5290 "nx %d tag 0x%08x state=%d\n", req, req->serno, tgt->reply_desc,
5291 tgt->resid, tgt->bytes_xfered, tgt->ccb, tgt->req, tgt->nxfers,
5292 tgt->tag_id, tgt->state);
5296 mpt_tgt_dump_req_state(struct mpt_softc *mpt, request_t *req)
5298 mpt_prt(mpt, "req %p:%u index %u (%x) state %x\n", req, req->serno,
5299 req->index, req->index, req->state);
5300 mpt_tgt_dump_tgt_state(mpt, req);
5304 mpt_scsi_tgt_reply_handler(struct mpt_softc *mpt, request_t *req,
5305 uint32_t reply_desc, MSG_DEFAULT_REPLY *reply_frame)
5311 if (reply_frame == NULL) {
5313 * Figure out what the state of the command is.
5315 mpt_tgt_state_t *tgt = MPT_TGT_STATE(mpt, req);
5318 mpt_req_spcl(mpt, req, "turbo scsi_tgt_reply", __LINE__);
5320 mpt_req_not_spcl(mpt, tgt->req,
5321 "turbo scsi_tgt_reply associated req", __LINE__);
5324 switch(tgt->state) {
5325 case TGT_STATE_LOADED:
5327 * This is a new command starting.
5329 mpt_scsi_tgt_atio(mpt, req, reply_desc);
5331 case TGT_STATE_MOVING_DATA:
5333 uint8_t *sp = NULL, sense[MPT_SENSE_SIZE];
5336 if (tgt->req == NULL) {
5337 panic("mpt: turbo target reply with null "
5338 "associated request moving data");
5342 if (tgt->is_local == 0) {
5343 panic("mpt: turbo target reply with "
5344 "null associated ccb moving data");
5347 mpt_lprt(mpt, MPT_PRT_DEBUG,
5348 "TARGET_ASSIST local done\n");
5349 TAILQ_REMOVE(&mpt->request_pending_list,
5351 mpt_free_request(mpt, tgt->req);
5353 mpt_scsi_tgt_status(mpt, NULL, req,
5359 mpt_req_untimeout(req, mpt_timeout, ccb);
5360 mpt_lprt(mpt, MPT_PRT_DEBUG,
5361 "TARGET_ASSIST %p (req %p:%u) done tag 0x%x\n",
5362 ccb, tgt->req, tgt->req->serno, ccb->csio.tag_id);
5364 * Free the Target Assist Request
5366 KASSERT(tgt->req->ccb == ccb,
5367 ("tgt->req %p:%u tgt->req->ccb %p", tgt->req,
5368 tgt->req->serno, tgt->req->ccb));
5369 TAILQ_REMOVE(&mpt->request_pending_list,
5371 mpt_free_request(mpt, tgt->req);
5375 * Do we need to send status now? That is, are
5376 * we done with all our data transfers?
5378 if ((ccb->ccb_h.flags & CAM_SEND_STATUS) == 0) {
5379 mpt_set_ccb_status(ccb, CAM_REQ_CMP);
5380 ccb->ccb_h.status &= ~CAM_SIM_QUEUED;
5381 KASSERT(ccb->ccb_h.status,
5382 ("zero ccb sts at %d\n", __LINE__));
5383 tgt->state = TGT_STATE_IN_CAM;
5384 if (mpt->outofbeer) {
5385 ccb->ccb_h.status |= CAM_RELEASE_SIMQ;
5387 mpt_lprt(mpt, MPT_PRT_DEBUG, "THAWQ\n");
5389 MPTLOCK_2_CAMLOCK(mpt);
5391 CAMLOCK_2_MPTLOCK(mpt);
5395 * Otherwise, send status (and sense)
5397 if (ccb->ccb_h.flags & CAM_SEND_SENSE) {
5399 memcpy(sp, &ccb->csio.sense_data,
5400 min(ccb->csio.sense_len, MPT_SENSE_SIZE));
5402 mpt_scsi_tgt_status(mpt, ccb, req,
5403 ccb->csio.scsi_status, sp);
5406 case TGT_STATE_SENDING_STATUS:
5407 case TGT_STATE_MOVING_DATA_AND_STATUS:
5412 if (tgt->req == NULL) {
5413 panic("mpt: turbo target reply with null "
5414 "associated request sending status");
5421 TGT_STATE_MOVING_DATA_AND_STATUS) {
5424 mpt_req_untimeout(req, mpt_timeout, ccb);
5425 if (ccb->ccb_h.flags & CAM_SEND_SENSE) {
5426 ccb->ccb_h.status |= CAM_SENT_SENSE;
5428 mpt_lprt(mpt, MPT_PRT_DEBUG,
5429 "TARGET_STATUS tag %x sts %x flgs %x req "
5430 "%p\n", ccb->csio.tag_id, ccb->ccb_h.status,
5431 ccb->ccb_h.flags, tgt->req);
5433 * Free the Target Send Status Request
5435 KASSERT(tgt->req->ccb == ccb,
5436 ("tgt->req %p:%u tgt->req->ccb %p",
5437 tgt->req, tgt->req->serno, tgt->req->ccb));
5439 * Notify CAM that we're done
5441 mpt_set_ccb_status(ccb, CAM_REQ_CMP);
5442 ccb->ccb_h.status &= ~CAM_SIM_QUEUED;
5443 KASSERT(ccb->ccb_h.status,
5444 ("ZERO ccb sts at %d\n", __LINE__));
5447 mpt_lprt(mpt, MPT_PRT_DEBUG,
5448 "TARGET_STATUS non-CAM for req %p:%u\n",
5449 tgt->req, tgt->req->serno);
5451 TAILQ_REMOVE(&mpt->request_pending_list,
5453 mpt_free_request(mpt, tgt->req);
5457 * And re-post the Command Buffer.
5458 * This will reset the state.
5460 ioindex = GET_IO_INDEX(reply_desc);
5461 TAILQ_REMOVE(&mpt->request_pending_list, req, links);
5463 mpt_post_target_command(mpt, req, ioindex);
5466 * And post a done for anyone who cares
5469 if (mpt->outofbeer) {
5470 ccb->ccb_h.status |= CAM_RELEASE_SIMQ;
5472 mpt_lprt(mpt, MPT_PRT_DEBUG, "THAWQ\n");
5474 MPTLOCK_2_CAMLOCK(mpt);
5476 CAMLOCK_2_MPTLOCK(mpt);
5480 case TGT_STATE_NIL: /* XXX This Never Happens XXX */
5481 tgt->state = TGT_STATE_LOADED;
5484 mpt_prt(mpt, "Unknown Target State 0x%x in Context "
5485 "Reply Function\n", tgt->state);
5490 status = le16toh(reply_frame->IOCStatus);
5491 if (status != MPI_IOCSTATUS_SUCCESS) {
5492 dbg = MPT_PRT_ERROR;
5494 dbg = MPT_PRT_DEBUG1;
5498 "SCSI_TGT REPLY: req=%p:%u reply=%p func=%x IOCstatus 0x%x\n",
5499 req, req->serno, reply_frame, reply_frame->Function, status);
5501 switch (reply_frame->Function) {
5502 case MPI_FUNCTION_TARGET_CMD_BUFFER_POST:
5504 mpt_tgt_state_t *tgt;
5506 mpt_req_spcl(mpt, req, "tgt reply BUFFER POST", __LINE__);
5508 if (status != MPI_IOCSTATUS_SUCCESS) {
5514 tgt = MPT_TGT_STATE(mpt, req);
5515 KASSERT(tgt->state == TGT_STATE_LOADING,
5516 ("bad state 0x%x on reply to buffer post\n", tgt->state));
5517 mpt_assign_serno(mpt, req);
5518 tgt->state = TGT_STATE_LOADED;
5521 case MPI_FUNCTION_TARGET_ASSIST:
5523 mpt_req_not_spcl(mpt, req, "tgt reply TARGET ASSIST", __LINE__);
5525 mpt_prt(mpt, "target assist completion\n");
5526 TAILQ_REMOVE(&mpt->request_pending_list, req, links);
5527 mpt_free_request(mpt, req);
5529 case MPI_FUNCTION_TARGET_STATUS_SEND:
5531 mpt_req_not_spcl(mpt, req, "tgt reply STATUS SEND", __LINE__);
5533 mpt_prt(mpt, "status send completion\n");
5534 TAILQ_REMOVE(&mpt->request_pending_list, req, links);
5535 mpt_free_request(mpt, req);
5537 case MPI_FUNCTION_TARGET_MODE_ABORT:
5539 PTR_MSG_TARGET_MODE_ABORT_REPLY abtrp =
5540 (PTR_MSG_TARGET_MODE_ABORT_REPLY) reply_frame;
5541 PTR_MSG_TARGET_MODE_ABORT abtp =
5542 (PTR_MSG_TARGET_MODE_ABORT) req->req_vbuf;
5543 uint32_t cc = GET_IO_INDEX(le32toh(abtp->ReplyWord));
5545 mpt_req_not_spcl(mpt, req, "tgt reply TMODE ABORT", __LINE__);
5547 mpt_prt(mpt, "ABORT RX_ID 0x%x Complete; status 0x%x cnt %u\n",
5548 cc, le16toh(abtrp->IOCStatus), le32toh(abtrp->AbortCount));
5549 TAILQ_REMOVE(&mpt->request_pending_list, req, links);
5550 mpt_free_request(mpt, req);
5554 mpt_prt(mpt, "Unknown Target Address Reply Function code: "
5555 "0x%x\n", reply_frame->Function);