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 * $FreeBSD: src/sys/dev/mpt/mpt_cam.c,v 1.77 2011/04/22 09:59:16 marius Exp $
99 #include <dev/disk/mpt/mpt.h>
100 #include <dev/disk/mpt/mpt_cam.h>
101 #include <dev/disk/mpt/mpt_raid.h>
103 #include "dev/disk/mpt/mpilib/mpi_ioc.h" /* XXX Fix Event Handling!!! */
104 #include "dev/disk/mpt/mpilib/mpi_init.h"
105 #include "dev/disk/mpt/mpilib/mpi_targ.h"
106 #include "dev/disk/mpt/mpilib/mpi_fc.h"
107 #include "dev/disk/mpt/mpilib/mpi_sas.h"
108 #include <sys/sysctl.h>
109 #include <sys/callout.h>
110 #include <sys/kthread.h>
112 #ifndef CAM_NEW_TRAN_CODE
113 #define CAM_NEW_TRAN_CODE 1
116 static void mpt_poll(struct cam_sim *);
117 static timeout_t mpt_timeout;
118 static void mpt_action(struct cam_sim *, union ccb *);
120 mpt_get_spi_settings(struct mpt_softc *, struct ccb_trans_settings *);
121 static void mpt_setwidth(struct mpt_softc *, int, int);
122 static void mpt_setsync(struct mpt_softc *, int, int, int);
123 static int mpt_update_spi_config(struct mpt_softc *, int);
124 static void mpt_calc_geometry(struct ccb_calc_geometry *ccg, int extended);
126 static mpt_reply_handler_t mpt_scsi_reply_handler;
127 static mpt_reply_handler_t mpt_scsi_tmf_reply_handler;
128 static mpt_reply_handler_t mpt_fc_els_reply_handler;
129 static int mpt_scsi_reply_frame_handler(struct mpt_softc *, request_t *,
130 MSG_DEFAULT_REPLY *);
131 static int mpt_bus_reset(struct mpt_softc *, target_id_t, lun_id_t, int);
132 static int mpt_fc_reset_link(struct mpt_softc *, int);
134 static int mpt_spawn_recovery_thread(struct mpt_softc *mpt);
135 static void mpt_terminate_recovery_thread(struct mpt_softc *mpt);
136 static void mpt_recovery_thread(void *arg);
137 static void mpt_recover_commands(struct mpt_softc *mpt);
139 static int mpt_scsi_send_tmf(struct mpt_softc *, u_int, u_int, u_int,
140 u_int, u_int, u_int, int);
142 static void mpt_fc_post_els(struct mpt_softc *mpt, request_t *, int);
143 static void mpt_post_target_command(struct mpt_softc *, request_t *, int);
144 static int mpt_add_els_buffers(struct mpt_softc *mpt);
145 static int mpt_add_target_commands(struct mpt_softc *mpt);
146 static int mpt_enable_lun(struct mpt_softc *, target_id_t, lun_id_t);
147 static int mpt_disable_lun(struct mpt_softc *, target_id_t, lun_id_t);
148 static void mpt_target_start_io(struct mpt_softc *, union ccb *);
149 static cam_status mpt_abort_target_ccb(struct mpt_softc *, union ccb *);
150 static int mpt_abort_target_cmd(struct mpt_softc *, request_t *);
151 static void mpt_scsi_tgt_status(struct mpt_softc *, union ccb *, request_t *,
152 uint8_t, uint8_t const *);
154 mpt_scsi_tgt_tsk_mgmt(struct mpt_softc *, request_t *, mpt_task_mgmt_t,
155 tgt_resource_t *, int);
156 static void mpt_tgt_dump_tgt_state(struct mpt_softc *, request_t *);
157 static void mpt_tgt_dump_req_state(struct mpt_softc *, request_t *);
158 static mpt_reply_handler_t mpt_scsi_tgt_reply_handler;
159 static mpt_reply_handler_t mpt_sata_pass_reply_handler;
161 static uint32_t scsi_io_handler_id = MPT_HANDLER_ID_NONE;
162 static uint32_t scsi_tmf_handler_id = MPT_HANDLER_ID_NONE;
163 static uint32_t fc_els_handler_id = MPT_HANDLER_ID_NONE;
164 static uint32_t sata_pass_handler_id = MPT_HANDLER_ID_NONE;
166 static mpt_probe_handler_t mpt_cam_probe;
167 static mpt_attach_handler_t mpt_cam_attach;
168 static mpt_enable_handler_t mpt_cam_enable;
169 static mpt_ready_handler_t mpt_cam_ready;
170 static mpt_event_handler_t mpt_cam_event;
171 static mpt_reset_handler_t mpt_cam_ioc_reset;
172 static mpt_detach_handler_t mpt_cam_detach;
174 static struct mpt_personality mpt_cam_personality =
177 .probe = mpt_cam_probe,
178 .attach = mpt_cam_attach,
179 .enable = mpt_cam_enable,
180 .ready = mpt_cam_ready,
181 .event = mpt_cam_event,
182 .reset = mpt_cam_ioc_reset,
183 .detach = mpt_cam_detach,
186 DECLARE_MPT_PERSONALITY(mpt_cam, SI_ORDER_SECOND);
187 MODULE_DEPEND(mpt_cam, cam, 1, 1, 1);
189 int mpt_enable_sata_wc = -1;
190 TUNABLE_INT("hw.mpt.enable_sata_wc", &mpt_enable_sata_wc);
193 mpt_cam_probe(struct mpt_softc *mpt)
198 * Only attach to nodes that support the initiator or target role
199 * (or want to) or have RAID physical devices that need CAM pass-thru
202 if (mpt->do_cfg_role) {
203 role = mpt->cfg_role;
207 if ((role & (MPT_ROLE_TARGET|MPT_ROLE_INITIATOR)) != 0 ||
208 (mpt->ioc_page2 != NULL && mpt->ioc_page2->MaxPhysDisks != 0)) {
215 mpt_cam_attach(struct mpt_softc *mpt)
217 struct cam_devq *devq;
218 mpt_handler_t handler;
223 TAILQ_INIT(&mpt->request_timeout_list);
224 maxq = (mpt->ioc_facts.GlobalCredits < MPT_MAX_REQUESTS(mpt))?
225 mpt->ioc_facts.GlobalCredits : MPT_MAX_REQUESTS(mpt);
227 handler.reply_handler = mpt_scsi_reply_handler;
228 error = mpt_register_handler(mpt, MPT_HANDLER_REPLY, handler,
229 &scsi_io_handler_id);
235 handler.reply_handler = mpt_scsi_tmf_reply_handler;
236 error = mpt_register_handler(mpt, MPT_HANDLER_REPLY, handler,
237 &scsi_tmf_handler_id);
244 * If we're fibre channel and could support target mode, we register
245 * an ELS reply handler and give it resources.
247 if (mpt->is_fc && (mpt->role & MPT_ROLE_TARGET) != 0) {
248 handler.reply_handler = mpt_fc_els_reply_handler;
249 error = mpt_register_handler(mpt, MPT_HANDLER_REPLY, handler,
255 if (mpt_add_els_buffers(mpt) == FALSE) {
260 maxq -= mpt->els_cmds_allocated;
264 * If we support target mode, we register a reply handler for it,
265 * but don't add command resources until we actually enable target
268 if (mpt->is_fc && (mpt->role & MPT_ROLE_TARGET) != 0) {
269 handler.reply_handler = mpt_scsi_tgt_reply_handler;
270 error = mpt_register_handler(mpt, MPT_HANDLER_REPLY, handler,
271 &mpt->scsi_tgt_handler_id);
279 handler.reply_handler = mpt_sata_pass_reply_handler;
280 error = mpt_register_handler(mpt, MPT_HANDLER_REPLY, handler,
281 &sata_pass_handler_id);
289 * We keep one request reserved for timeout TMF requests.
291 mpt->tmf_req = mpt_get_request(mpt, FALSE);
292 if (mpt->tmf_req == NULL) {
293 mpt_prt(mpt, "Unable to allocate dedicated TMF request!\n");
300 * Mark the request as free even though not on the free list.
301 * There is only one TMF request allowed to be outstanding at
302 * a time and the TMF routines perform their own allocation
303 * tracking using the standard state flags.
305 mpt->tmf_req->state = REQ_STATE_FREE;
309 * The rest of this is CAM foo, for which we need to drop our lock
313 if (mpt_spawn_recovery_thread(mpt) != 0) {
314 mpt_prt(mpt, "Unable to spawn recovery thread!\n");
320 * Create the device queue for our SIM(s).
322 devq = cam_simq_alloc(maxq);
324 mpt_prt(mpt, "Unable to allocate CAM SIMQ!\n");
330 * Construct our SIM entry.
333 mpt_sim_alloc(mpt_action, mpt_poll, "mpt", mpt, 1, maxq, devq);
334 if (mpt->sim == NULL) {
335 mpt_prt(mpt, "Unable to allocate CAM SIM!\n");
336 cam_devq_release(devq);
342 * Register exactly this bus.
345 if (mpt_xpt_bus_register(mpt->sim, mpt->dev, 0) != CAM_SUCCESS) {
346 mpt_prt(mpt, "Bus registration Failed!\n");
352 if (xpt_create_path(&mpt->path, NULL, cam_sim_path(mpt->sim),
353 CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD) != CAM_REQ_CMP) {
354 mpt_prt(mpt, "Unable to allocate Path!\n");
362 * Only register a second bus for RAID physical
363 * devices if the controller supports RAID.
365 if (mpt->ioc_page2 == NULL || mpt->ioc_page2->MaxPhysDisks == 0) {
370 * Create a "bus" to export all hidden disks to CAM.
373 mpt_sim_alloc(mpt_action, mpt_poll, "mpt", mpt, 1, maxq, devq);
374 if (mpt->phydisk_sim == NULL) {
375 mpt_prt(mpt, "Unable to allocate Physical Disk CAM SIM!\n");
384 if (mpt_xpt_bus_register(mpt->phydisk_sim, mpt->dev, 1) !=
386 mpt_prt(mpt, "Physical Disk Bus registration Failed!\n");
392 if (xpt_create_path(&mpt->phydisk_path, NULL,
393 cam_sim_path(mpt->phydisk_sim),
394 CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD) != CAM_REQ_CMP) {
395 mpt_prt(mpt, "Unable to allocate Physical Disk Path!\n");
401 mpt_lprt(mpt, MPT_PRT_DEBUG, "attached cam\n");
410 * Read FC configuration information
413 mpt_read_config_info_fc(struct mpt_softc *mpt)
415 char *topology = NULL;
418 rv = mpt_read_cfg_header(mpt, MPI_CONFIG_PAGETYPE_FC_PORT, 0,
419 0, &mpt->mpt_fcport_page0.Header, FALSE, 5000);
423 mpt_lprt(mpt, MPT_PRT_DEBUG, "FC Port Page 0 Header: %x %x %x %x\n",
424 mpt->mpt_fcport_page0.Header.PageVersion,
425 mpt->mpt_fcport_page0.Header.PageLength,
426 mpt->mpt_fcport_page0.Header.PageNumber,
427 mpt->mpt_fcport_page0.Header.PageType);
430 rv = mpt_read_cur_cfg_page(mpt, 0, &mpt->mpt_fcport_page0.Header,
431 sizeof(mpt->mpt_fcport_page0), FALSE, 5000);
433 mpt_prt(mpt, "failed to read FC Port Page 0\n");
436 mpt2host_config_page_fc_port_0(&mpt->mpt_fcport_page0);
438 mpt->mpt_fcport_speed = mpt->mpt_fcport_page0.CurrentSpeed;
440 switch (mpt->mpt_fcport_page0.Flags &
441 MPI_FCPORTPAGE0_FLAGS_ATTACH_TYPE_MASK) {
442 case MPI_FCPORTPAGE0_FLAGS_ATTACH_NO_INIT:
443 mpt->mpt_fcport_speed = 0;
444 topology = "<NO LOOP>";
446 case MPI_FCPORTPAGE0_FLAGS_ATTACH_POINT_TO_POINT:
449 case MPI_FCPORTPAGE0_FLAGS_ATTACH_PRIVATE_LOOP:
450 topology = "NL-Port";
452 case MPI_FCPORTPAGE0_FLAGS_ATTACH_FABRIC_DIRECT:
455 case MPI_FCPORTPAGE0_FLAGS_ATTACH_PUBLIC_LOOP:
456 topology = "FL-Port";
459 mpt->mpt_fcport_speed = 0;
464 mpt_lprt(mpt, MPT_PRT_INFO,
465 "FC Port Page 0: Topology <%s> WWNN 0x%08x%08x WWPN 0x%08x%08x "
466 "Speed %u-Gbit\n", topology,
467 mpt->mpt_fcport_page0.WWNN.High,
468 mpt->mpt_fcport_page0.WWNN.Low,
469 mpt->mpt_fcport_page0.WWPN.High,
470 mpt->mpt_fcport_page0.WWPN.Low,
471 mpt->mpt_fcport_speed);
474 ksnprintf(mpt->scinfo.fc.wwnn,
475 sizeof (mpt->scinfo.fc.wwnn), "0x%08x%08x",
476 mpt->mpt_fcport_page0.WWNN.High,
477 mpt->mpt_fcport_page0.WWNN.Low);
479 ksnprintf(mpt->scinfo.fc.wwpn,
480 sizeof (mpt->scinfo.fc.wwpn), "0x%08x%08x",
481 mpt->mpt_fcport_page0.WWPN.High,
482 mpt->mpt_fcport_page0.WWPN.Low);
484 SYSCTL_ADD_STRING(&mpt->mpt_sysctl_ctx,
485 SYSCTL_CHILDREN(mpt->mpt_sysctl_tree), OID_AUTO,
486 "wwnn", CTLFLAG_RD, mpt->scinfo.fc.wwnn, 0,
487 "World Wide Node Name");
489 SYSCTL_ADD_STRING(&mpt->mpt_sysctl_ctx,
490 SYSCTL_CHILDREN(mpt->mpt_sysctl_tree), OID_AUTO,
491 "wwpn", CTLFLAG_RD, mpt->scinfo.fc.wwpn, 0,
492 "World Wide Port Name");
500 * Set FC configuration information.
503 mpt_set_initial_config_fc(struct mpt_softc *mpt)
506 CONFIG_PAGE_FC_PORT_1 fc;
511 r = mpt_read_cfg_header(mpt, MPI_CONFIG_PAGETYPE_FC_PORT, 1, 0,
512 &fc.Header, FALSE, 5000);
514 mpt_prt(mpt, "failed to read FC page 1 header\n");
515 return (mpt_fc_reset_link(mpt, 1));
518 r = mpt_read_cfg_page(mpt, MPI_CONFIG_ACTION_PAGE_READ_NVRAM, 0,
519 &fc.Header, sizeof (fc), FALSE, 5000);
521 mpt_prt(mpt, "failed to read FC page 1\n");
522 return (mpt_fc_reset_link(mpt, 1));
524 mpt2host_config_page_fc_port_1(&fc);
527 * Check our flags to make sure we support the role we want.
533 if (fl & MPI_FCPORTPAGE1_FLAGS_PROT_FCP_INIT) {
534 role |= MPT_ROLE_INITIATOR;
536 if (fl & MPI_FCPORTPAGE1_FLAGS_PROT_FCP_TARG) {
537 role |= MPT_ROLE_TARGET;
540 fl &= ~MPI_FCPORTPAGE1_FLAGS_PROT_MASK;
542 if (mpt->do_cfg_role == 0) {
543 role = mpt->cfg_role;
545 mpt->do_cfg_role = 0;
548 if (role != mpt->cfg_role) {
549 if (mpt->cfg_role & MPT_ROLE_INITIATOR) {
550 if ((role & MPT_ROLE_INITIATOR) == 0) {
551 mpt_prt(mpt, "adding initiator role\n");
552 fl |= MPI_FCPORTPAGE1_FLAGS_PROT_FCP_INIT;
555 mpt_prt(mpt, "keeping initiator role\n");
557 } else if (role & MPT_ROLE_INITIATOR) {
558 mpt_prt(mpt, "removing initiator role\n");
561 if (mpt->cfg_role & MPT_ROLE_TARGET) {
562 if ((role & MPT_ROLE_TARGET) == 0) {
563 mpt_prt(mpt, "adding target role\n");
564 fl |= MPI_FCPORTPAGE1_FLAGS_PROT_FCP_TARG;
567 mpt_prt(mpt, "keeping target role\n");
569 } else if (role & MPT_ROLE_TARGET) {
570 mpt_prt(mpt, "removing target role\n");
573 mpt->role = mpt->cfg_role;
576 if (fl & MPI_FCPORTPAGE1_FLAGS_PROT_FCP_TARG) {
577 if ((fl & MPI_FCPORTPAGE1_FLAGS_TARGET_MODE_OXID) == 0) {
578 mpt_prt(mpt, "adding OXID option\n");
579 fl |= MPI_FCPORTPAGE1_FLAGS_TARGET_MODE_OXID;
586 host2mpt_config_page_fc_port_1(&fc);
587 r = mpt_write_cfg_page(mpt,
588 MPI_CONFIG_ACTION_PAGE_WRITE_NVRAM, 0, &fc.Header,
589 sizeof(fc), FALSE, 5000);
591 mpt_prt(mpt, "failed to update NVRAM with changes\n");
594 mpt_prt(mpt, "NOTE: NVRAM changes will not take "
595 "effect until next reboot or IOC reset\n");
601 mptsas_sas_io_unit_pg0(struct mpt_softc *mpt, struct mptsas_portinfo *portinfo)
603 ConfigExtendedPageHeader_t hdr;
604 struct mptsas_phyinfo *phyinfo;
605 SasIOUnitPage0_t *buffer;
608 error = mpt_read_extcfg_header(mpt, MPI_SASIOUNITPAGE0_PAGEVERSION,
609 0, 0, MPI_CONFIG_EXTPAGETYPE_SAS_IO_UNIT,
613 if (hdr.ExtPageLength == 0) {
618 len = hdr.ExtPageLength * 4;
619 buffer = kmalloc(len, M_DEVBUF, M_NOWAIT|M_ZERO);
620 if (buffer == NULL) {
625 error = mpt_read_extcfg_page(mpt, MPI_CONFIG_ACTION_PAGE_READ_CURRENT,
626 0, &hdr, buffer, len, 0, 10000);
628 kfree(buffer, M_DEVBUF);
632 portinfo->num_phys = buffer->NumPhys;
633 portinfo->phy_info = kmalloc(sizeof(*portinfo->phy_info) *
634 portinfo->num_phys, M_DEVBUF, M_NOWAIT|M_ZERO);
635 if (portinfo->phy_info == NULL) {
636 kfree(buffer, M_DEVBUF);
641 for (i = 0; i < portinfo->num_phys; i++) {
642 phyinfo = &portinfo->phy_info[i];
643 phyinfo->phy_num = i;
644 phyinfo->port_id = buffer->PhyData[i].Port;
645 phyinfo->negotiated_link_rate =
646 buffer->PhyData[i].NegotiatedLinkRate;
648 le16toh(buffer->PhyData[i].ControllerDevHandle);
651 kfree(buffer, M_DEVBUF);
657 mptsas_sas_phy_pg0(struct mpt_softc *mpt, struct mptsas_phyinfo *phy_info,
658 uint32_t form, uint32_t form_specific)
660 ConfigExtendedPageHeader_t hdr;
661 SasPhyPage0_t *buffer;
664 error = mpt_read_extcfg_header(mpt, MPI_SASPHY0_PAGEVERSION, 0, 0,
665 MPI_CONFIG_EXTPAGETYPE_SAS_PHY, &hdr,
669 if (hdr.ExtPageLength == 0) {
674 buffer = kmalloc(sizeof(SasPhyPage0_t), M_DEVBUF, M_NOWAIT|M_ZERO);
675 if (buffer == NULL) {
680 error = mpt_read_extcfg_page(mpt, MPI_CONFIG_ACTION_PAGE_READ_CURRENT,
681 form + form_specific, &hdr, buffer,
682 sizeof(SasPhyPage0_t), 0, 10000);
684 kfree(buffer, M_DEVBUF);
688 phy_info->hw_link_rate = buffer->HwLinkRate;
689 phy_info->programmed_link_rate = buffer->ProgrammedLinkRate;
690 phy_info->identify.dev_handle = le16toh(buffer->OwnerDevHandle);
691 phy_info->attached.dev_handle = le16toh(buffer->AttachedDevHandle);
693 kfree(buffer, M_DEVBUF);
699 mptsas_sas_device_pg0(struct mpt_softc *mpt, struct mptsas_devinfo *device_info,
700 uint32_t form, uint32_t form_specific)
702 ConfigExtendedPageHeader_t hdr;
703 SasDevicePage0_t *buffer;
704 uint64_t sas_address;
707 bzero(device_info, sizeof(*device_info));
708 error = mpt_read_extcfg_header(mpt, MPI_SASDEVICE0_PAGEVERSION, 0, 0,
709 MPI_CONFIG_EXTPAGETYPE_SAS_DEVICE,
713 if (hdr.ExtPageLength == 0) {
718 buffer = kmalloc(sizeof(SasDevicePage0_t), M_DEVBUF, M_NOWAIT|M_ZERO);
719 if (buffer == NULL) {
724 error = mpt_read_extcfg_page(mpt, MPI_CONFIG_ACTION_PAGE_READ_CURRENT,
725 form + form_specific, &hdr, buffer,
726 sizeof(SasDevicePage0_t), 0, 10000);
728 kfree(buffer, M_DEVBUF);
732 device_info->dev_handle = le16toh(buffer->DevHandle);
733 device_info->parent_dev_handle = le16toh(buffer->ParentDevHandle);
734 device_info->enclosure_handle = le16toh(buffer->EnclosureHandle);
735 device_info->slot = le16toh(buffer->Slot);
736 device_info->phy_num = buffer->PhyNum;
737 device_info->physical_port = buffer->PhysicalPort;
738 device_info->target_id = buffer->TargetID;
739 device_info->bus = buffer->Bus;
740 bcopy(&buffer->SASAddress, &sas_address, sizeof(uint64_t));
741 device_info->sas_address = le64toh(sas_address);
742 device_info->device_info = le32toh(buffer->DeviceInfo);
744 kfree(buffer, M_DEVBUF);
750 * Read SAS configuration information. Nothing to do yet.
753 mpt_read_config_info_sas(struct mpt_softc *mpt)
755 struct mptsas_portinfo *portinfo;
756 struct mptsas_phyinfo *phyinfo;
759 portinfo = kmalloc(sizeof(*portinfo), M_DEVBUF, M_NOWAIT|M_ZERO);
760 if (portinfo == NULL)
763 error = mptsas_sas_io_unit_pg0(mpt, portinfo);
765 kfree(portinfo, M_DEVBUF);
769 for (i = 0; i < portinfo->num_phys; i++) {
770 phyinfo = &portinfo->phy_info[i];
771 error = mptsas_sas_phy_pg0(mpt, phyinfo,
772 (MPI_SAS_PHY_PGAD_FORM_PHY_NUMBER <<
773 MPI_SAS_PHY_PGAD_FORM_SHIFT), i);
776 error = mptsas_sas_device_pg0(mpt, &phyinfo->identify,
777 (MPI_SAS_DEVICE_PGAD_FORM_HANDLE <<
778 MPI_SAS_DEVICE_PGAD_FORM_SHIFT),
782 phyinfo->identify.phy_num = phyinfo->phy_num = i;
783 if (phyinfo->attached.dev_handle)
784 error = mptsas_sas_device_pg0(mpt,
786 (MPI_SAS_DEVICE_PGAD_FORM_HANDLE <<
787 MPI_SAS_DEVICE_PGAD_FORM_SHIFT),
788 phyinfo->attached.dev_handle);
792 mpt->sas_portinfo = portinfo;
797 mptsas_set_sata_wc(struct mpt_softc *mpt, struct mptsas_devinfo *devinfo,
800 SataPassthroughRequest_t *pass;
804 req = mpt_get_request(mpt, 0);
808 pass = req->req_vbuf;
809 bzero(pass, sizeof(SataPassthroughRequest_t));
810 pass->Function = MPI_FUNCTION_SATA_PASSTHROUGH;
811 pass->TargetID = devinfo->target_id;
812 pass->Bus = devinfo->bus;
813 pass->PassthroughFlags = 0;
814 pass->ConnectionRate = MPI_SATA_PT_REQ_CONNECT_RATE_NEGOTIATED;
815 pass->DataLength = 0;
816 pass->MsgContext = htole32(req->index | sata_pass_handler_id);
817 pass->CommandFIS[0] = 0x27;
818 pass->CommandFIS[1] = 0x80;
819 pass->CommandFIS[2] = 0xef;
820 pass->CommandFIS[3] = (enabled) ? 0x02 : 0x82;
821 pass->CommandFIS[7] = 0x40;
822 pass->CommandFIS[15] = 0x08;
824 mpt_check_doorbell(mpt);
825 mpt_send_cmd(mpt, req);
826 error = mpt_wait_req(mpt, req, REQ_STATE_DONE, REQ_STATE_DONE, 0,
829 mpt_free_request(mpt, req);
830 kprintf("error %d sending passthrough\n", error);
834 status = le16toh(req->IOCStatus);
835 if (status != MPI_IOCSTATUS_SUCCESS) {
836 mpt_free_request(mpt, req);
837 kprintf("IOCSTATUS %d\n", status);
841 mpt_free_request(mpt, req);
845 * Set SAS configuration information. Nothing to do yet.
848 mpt_set_initial_config_sas(struct mpt_softc *mpt)
850 struct mptsas_phyinfo *phyinfo;
853 if ((mpt_enable_sata_wc != -1) && (mpt->sas_portinfo != NULL)) {
854 for (i = 0; i < mpt->sas_portinfo->num_phys; i++) {
855 phyinfo = &mpt->sas_portinfo->phy_info[i];
856 if (phyinfo->attached.dev_handle == 0)
858 if ((phyinfo->attached.device_info &
859 MPI_SAS_DEVICE_INFO_SATA_DEVICE) == 0)
862 device_printf(mpt->dev,
863 "%sabling SATA WC on phy %d\n",
864 (mpt_enable_sata_wc) ? "En" : "Dis", i);
865 mptsas_set_sata_wc(mpt, &phyinfo->attached,
874 mpt_sata_pass_reply_handler(struct mpt_softc *mpt, request_t *req,
875 uint32_t reply_desc, MSG_DEFAULT_REPLY *reply_frame)
879 if (reply_frame != NULL) {
880 req->IOCStatus = le16toh(reply_frame->IOCStatus);
882 req->state &= ~REQ_STATE_QUEUED;
883 req->state |= REQ_STATE_DONE;
884 TAILQ_REMOVE(&mpt->request_pending_list, req, links);
885 if ((req->state & REQ_STATE_NEED_WAKEUP) != 0) {
887 } else if ((req->state & REQ_STATE_TIMEDOUT) != 0) {
889 * Whew- we can free this request (late completion)
891 mpt_free_request(mpt, req);
899 * Read SCSI configuration information
902 mpt_read_config_info_spi(struct mpt_softc *mpt)
906 rv = mpt_read_cfg_header(mpt, MPI_CONFIG_PAGETYPE_SCSI_PORT, 0, 0,
907 &mpt->mpt_port_page0.Header, FALSE, 5000);
911 mpt_lprt(mpt, MPT_PRT_DEBUG, "SPI Port Page 0 Header: %x %x %x %x\n",
912 mpt->mpt_port_page0.Header.PageVersion,
913 mpt->mpt_port_page0.Header.PageLength,
914 mpt->mpt_port_page0.Header.PageNumber,
915 mpt->mpt_port_page0.Header.PageType);
917 rv = mpt_read_cfg_header(mpt, MPI_CONFIG_PAGETYPE_SCSI_PORT, 1, 0,
918 &mpt->mpt_port_page1.Header, FALSE, 5000);
922 mpt_lprt(mpt, MPT_PRT_DEBUG, "SPI Port Page 1 Header: %x %x %x %x\n",
923 mpt->mpt_port_page1.Header.PageVersion,
924 mpt->mpt_port_page1.Header.PageLength,
925 mpt->mpt_port_page1.Header.PageNumber,
926 mpt->mpt_port_page1.Header.PageType);
928 rv = mpt_read_cfg_header(mpt, MPI_CONFIG_PAGETYPE_SCSI_PORT, 2, 0,
929 &mpt->mpt_port_page2.Header, FALSE, 5000);
933 mpt_lprt(mpt, MPT_PRT_DEBUG, "SPI Port Page 2 Header: %x %x %x %x\n",
934 mpt->mpt_port_page2.Header.PageVersion,
935 mpt->mpt_port_page2.Header.PageLength,
936 mpt->mpt_port_page2.Header.PageNumber,
937 mpt->mpt_port_page2.Header.PageType);
939 for (i = 0; i < 16; i++) {
940 rv = mpt_read_cfg_header(mpt, MPI_CONFIG_PAGETYPE_SCSI_DEVICE,
941 0, i, &mpt->mpt_dev_page0[i].Header, FALSE, 5000);
945 mpt_lprt(mpt, MPT_PRT_DEBUG,
946 "SPI Target %d Device Page 0 Header: %x %x %x %x\n", i,
947 mpt->mpt_dev_page0[i].Header.PageVersion,
948 mpt->mpt_dev_page0[i].Header.PageLength,
949 mpt->mpt_dev_page0[i].Header.PageNumber,
950 mpt->mpt_dev_page0[i].Header.PageType);
952 rv = mpt_read_cfg_header(mpt, MPI_CONFIG_PAGETYPE_SCSI_DEVICE,
953 1, i, &mpt->mpt_dev_page1[i].Header, FALSE, 5000);
957 mpt_lprt(mpt, MPT_PRT_DEBUG,
958 "SPI Target %d Device Page 1 Header: %x %x %x %x\n", i,
959 mpt->mpt_dev_page1[i].Header.PageVersion,
960 mpt->mpt_dev_page1[i].Header.PageLength,
961 mpt->mpt_dev_page1[i].Header.PageNumber,
962 mpt->mpt_dev_page1[i].Header.PageType);
966 * At this point, we don't *have* to fail. As long as we have
967 * valid config header information, we can (barely) lurch
971 rv = mpt_read_cur_cfg_page(mpt, 0, &mpt->mpt_port_page0.Header,
972 sizeof(mpt->mpt_port_page0), FALSE, 5000);
974 mpt_prt(mpt, "failed to read SPI Port Page 0\n");
976 mpt2host_config_page_scsi_port_0(&mpt->mpt_port_page0);
977 mpt_lprt(mpt, MPT_PRT_NEGOTIATION,
978 "SPI Port Page 0: Capabilities %x PhysicalInterface %x\n",
979 mpt->mpt_port_page0.Capabilities,
980 mpt->mpt_port_page0.PhysicalInterface);
983 rv = mpt_read_cur_cfg_page(mpt, 0, &mpt->mpt_port_page1.Header,
984 sizeof(mpt->mpt_port_page1), FALSE, 5000);
986 mpt_prt(mpt, "failed to read SPI Port Page 1\n");
988 mpt2host_config_page_scsi_port_1(&mpt->mpt_port_page1);
989 mpt_lprt(mpt, MPT_PRT_DEBUG,
990 "SPI Port Page 1: Configuration %x OnBusTimerValue %x\n",
991 mpt->mpt_port_page1.Configuration,
992 mpt->mpt_port_page1.OnBusTimerValue);
995 rv = mpt_read_cur_cfg_page(mpt, 0, &mpt->mpt_port_page2.Header,
996 sizeof(mpt->mpt_port_page2), FALSE, 5000);
998 mpt_prt(mpt, "failed to read SPI Port Page 2\n");
1000 mpt_lprt(mpt, MPT_PRT_NEGOTIATION,
1001 "Port Page 2: Flags %x Settings %x\n",
1002 mpt->mpt_port_page2.PortFlags,
1003 mpt->mpt_port_page2.PortSettings);
1004 mpt2host_config_page_scsi_port_2(&mpt->mpt_port_page2);
1005 for (i = 0; i < 16; i++) {
1006 mpt_lprt(mpt, MPT_PRT_NEGOTIATION,
1007 " Port Page 2 Tgt %d: timo %x SF %x Flags %x\n",
1008 i, mpt->mpt_port_page2.DeviceSettings[i].Timeout,
1009 mpt->mpt_port_page2.DeviceSettings[i].SyncFactor,
1010 mpt->mpt_port_page2.DeviceSettings[i].DeviceFlags);
1014 for (i = 0; i < 16; i++) {
1015 rv = mpt_read_cur_cfg_page(mpt, i,
1016 &mpt->mpt_dev_page0[i].Header, sizeof(*mpt->mpt_dev_page0),
1020 "cannot read SPI Target %d Device Page 0\n", i);
1023 mpt2host_config_page_scsi_device_0(&mpt->mpt_dev_page0[i]);
1024 mpt_lprt(mpt, MPT_PRT_NEGOTIATION,
1025 "target %d page 0: Negotiated Params %x Information %x\n",
1026 i, mpt->mpt_dev_page0[i].NegotiatedParameters,
1027 mpt->mpt_dev_page0[i].Information);
1029 rv = mpt_read_cur_cfg_page(mpt, i,
1030 &mpt->mpt_dev_page1[i].Header, sizeof(*mpt->mpt_dev_page1),
1034 "cannot read SPI Target %d Device Page 1\n", i);
1037 mpt2host_config_page_scsi_device_1(&mpt->mpt_dev_page1[i]);
1038 mpt_lprt(mpt, MPT_PRT_NEGOTIATION,
1039 "target %d page 1: Requested Params %x Configuration %x\n",
1040 i, mpt->mpt_dev_page1[i].RequestedParameters,
1041 mpt->mpt_dev_page1[i].Configuration);
1047 * Validate SPI configuration information.
1049 * In particular, validate SPI Port Page 1.
1052 mpt_set_initial_config_spi(struct mpt_softc *mpt)
1054 int error, i, pp1val;
1056 mpt->mpt_disc_enable = 0xff;
1057 mpt->mpt_tag_enable = 0;
1059 pp1val = ((1 << mpt->mpt_ini_id) <<
1060 MPI_SCSIPORTPAGE1_CFG_SHIFT_PORT_RESPONSE_ID) | mpt->mpt_ini_id;
1061 if (mpt->mpt_port_page1.Configuration != pp1val) {
1062 CONFIG_PAGE_SCSI_PORT_1 tmp;
1064 mpt_prt(mpt, "SPI Port Page 1 Config value bad (%x)- should "
1065 "be %x\n", mpt->mpt_port_page1.Configuration, pp1val);
1066 tmp = mpt->mpt_port_page1;
1067 tmp.Configuration = pp1val;
1068 host2mpt_config_page_scsi_port_1(&tmp);
1069 error = mpt_write_cur_cfg_page(mpt, 0,
1070 &tmp.Header, sizeof(tmp), FALSE, 5000);
1074 error = mpt_read_cur_cfg_page(mpt, 0,
1075 &tmp.Header, sizeof(tmp), FALSE, 5000);
1079 mpt2host_config_page_scsi_port_1(&tmp);
1080 if (tmp.Configuration != pp1val) {
1082 "failed to reset SPI Port Page 1 Config value\n");
1085 mpt->mpt_port_page1 = tmp;
1089 * The purpose of this exercise is to get
1090 * all targets back to async/narrow.
1092 * We skip this step if the BIOS has already negotiated
1093 * speeds with the targets.
1095 i = mpt->mpt_port_page2.PortSettings &
1096 MPI_SCSIPORTPAGE2_PORT_MASK_NEGO_MASTER_SETTINGS;
1097 if (i == MPI_SCSIPORTPAGE2_PORT_ALL_MASTER_SETTINGS) {
1098 mpt_lprt(mpt, MPT_PRT_NEGOTIATION,
1099 "honoring BIOS transfer negotiations\n");
1101 for (i = 0; i < 16; i++) {
1102 mpt->mpt_dev_page1[i].RequestedParameters = 0;
1103 mpt->mpt_dev_page1[i].Configuration = 0;
1104 (void) mpt_update_spi_config(mpt, i);
1111 mpt_cam_enable(struct mpt_softc *mpt)
1119 if (mpt_read_config_info_fc(mpt)) {
1122 if (mpt_set_initial_config_fc(mpt)) {
1125 } else if (mpt->is_sas) {
1126 if (mpt_read_config_info_sas(mpt)) {
1129 if (mpt_set_initial_config_sas(mpt)) {
1132 } else if (mpt->is_spi) {
1133 if (mpt_read_config_info_spi(mpt)) {
1136 if (mpt_set_initial_config_spi(mpt)) {
1148 mpt_cam_ready(struct mpt_softc *mpt)
1151 * If we're in target mode, hang out resources now
1152 * so we don't cause the world to hang talking to us.
1154 if (mpt->is_fc && (mpt->role & MPT_ROLE_TARGET)) {
1156 * Try to add some target command resources
1159 if (mpt_add_target_commands(mpt) == FALSE) {
1160 mpt_prt(mpt, "failed to add target commands\n");
1168 mpt_cam_detach(struct mpt_softc *mpt)
1170 mpt_handler_t handler;
1174 mpt_terminate_recovery_thread(mpt);
1176 handler.reply_handler = mpt_scsi_reply_handler;
1177 mpt_deregister_handler(mpt, MPT_HANDLER_REPLY, handler,
1178 scsi_io_handler_id);
1179 handler.reply_handler = mpt_scsi_tmf_reply_handler;
1180 mpt_deregister_handler(mpt, MPT_HANDLER_REPLY, handler,
1181 scsi_tmf_handler_id);
1182 handler.reply_handler = mpt_fc_els_reply_handler;
1183 mpt_deregister_handler(mpt, MPT_HANDLER_REPLY, handler,
1185 handler.reply_handler = mpt_scsi_tgt_reply_handler;
1186 mpt_deregister_handler(mpt, MPT_HANDLER_REPLY, handler,
1187 mpt->scsi_tgt_handler_id);
1188 handler.reply_handler = mpt_sata_pass_reply_handler;
1189 mpt_deregister_handler(mpt, MPT_HANDLER_REPLY, handler,
1190 sata_pass_handler_id);
1192 if (mpt->tmf_req != NULL) {
1193 mpt->tmf_req->state = REQ_STATE_ALLOCATED;
1194 mpt_free_request(mpt, mpt->tmf_req);
1195 mpt->tmf_req = NULL;
1197 if (mpt->sas_portinfo != NULL) {
1198 kfree(mpt->sas_portinfo, M_DEVBUF);
1199 mpt->sas_portinfo = NULL;
1202 if (mpt->sim != NULL) {
1203 xpt_free_path(mpt->path);
1204 xpt_bus_deregister(cam_sim_path(mpt->sim));
1205 cam_sim_free(mpt->sim);
1209 if (mpt->phydisk_sim != NULL) {
1210 xpt_free_path(mpt->phydisk_path);
1211 xpt_bus_deregister(cam_sim_path(mpt->phydisk_sim));
1212 cam_sim_free(mpt->phydisk_sim);
1213 mpt->phydisk_sim = NULL;
1218 /* This routine is used after a system crash to dump core onto the swap device.
1221 mpt_poll(struct cam_sim *sim)
1223 struct mpt_softc *mpt;
1225 mpt = (struct mpt_softc *)cam_sim_softc(sim);
1230 * Watchdog timeout routine for SCSI requests.
1233 mpt_timeout(void *arg)
1236 struct mpt_softc *mpt;
1239 ccb = (union ccb *)arg;
1240 mpt = ccb->ccb_h.ccb_mpt_ptr;
1242 MPT_LOCK_ASSERT(mpt);
1243 req = ccb->ccb_h.ccb_req_ptr;
1244 mpt_prt(mpt, "request %p:%u timed out for ccb %p (req->ccb %p)\n", req,
1245 req->serno, ccb, req->ccb);
1246 /* XXX: WHAT ARE WE TRYING TO DO HERE? */
1247 if ((req->state & REQ_STATE_QUEUED) == REQ_STATE_QUEUED) {
1248 TAILQ_REMOVE(&mpt->request_pending_list, req, links);
1249 TAILQ_INSERT_TAIL(&mpt->request_timeout_list, req, links);
1250 req->state |= REQ_STATE_TIMEDOUT;
1251 mpt_wakeup_recovery_thread(mpt);
1256 * Callback routine from "bus_dmamap_load" or, in simple cases, called directly.
1258 * Takes a list of physical segments and builds the SGL for SCSI IO command
1259 * and forwards the commard to the IOC after one last check that CAM has not
1260 * aborted the transaction.
1263 mpt_execute_req_a64(void *arg, bus_dma_segment_t *dm_segs, int nseg, int error)
1265 request_t *req, *trq;
1268 struct mpt_softc *mpt;
1270 uint32_t flags, nxt_off;
1272 MSG_REQUEST_HEADER *hdrp;
1277 req = (request_t *)arg;
1280 mpt = ccb->ccb_h.ccb_mpt_ptr;
1281 req = ccb->ccb_h.ccb_req_ptr;
1283 hdrp = req->req_vbuf;
1284 mpt_off = req->req_vbuf;
1286 if (error == 0 && ((uint32_t)nseg) >= mpt->max_seg_cnt) {
1291 switch (hdrp->Function) {
1292 case MPI_FUNCTION_SCSI_IO_REQUEST:
1293 case MPI_FUNCTION_RAID_SCSI_IO_PASSTHROUGH:
1295 sglp = &((PTR_MSG_SCSI_IO_REQUEST)hdrp)->SGL;
1297 case MPI_FUNCTION_TARGET_ASSIST:
1299 sglp = &((PTR_MSG_TARGET_ASSIST_REQUEST)hdrp)->SGL;
1302 mpt_prt(mpt, "bad fct 0x%x in mpt_execute_req_a64\n",
1309 if (error == 0 && ((uint32_t)nseg) >= mpt->max_seg_cnt) {
1311 mpt_prt(mpt, "segment count %d too large (max %u)\n",
1312 nseg, mpt->max_seg_cnt);
1317 if (error != EFBIG && error != ENOMEM) {
1318 mpt_prt(mpt, "mpt_execute_req_a64: err %d\n", error);
1320 if ((ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_INPROG) {
1322 mpt_freeze_ccb(ccb);
1323 if (error == EFBIG) {
1324 status = CAM_REQ_TOO_BIG;
1325 } else if (error == ENOMEM) {
1326 if (mpt->outofbeer == 0) {
1328 xpt_freeze_simq(mpt->sim, 1);
1329 mpt_lprt(mpt, MPT_PRT_DEBUG,
1332 status = CAM_REQUEUE_REQ;
1334 status = CAM_REQ_CMP_ERR;
1336 mpt_set_ccb_status(ccb, status);
1338 if (hdrp->Function == MPI_FUNCTION_TARGET_ASSIST) {
1339 request_t *cmd_req =
1340 MPT_TAG_2_REQ(mpt, ccb->csio.tag_id);
1341 MPT_TGT_STATE(mpt, cmd_req)->state = TGT_STATE_IN_CAM;
1342 MPT_TGT_STATE(mpt, cmd_req)->ccb = NULL;
1343 MPT_TGT_STATE(mpt, cmd_req)->req = NULL;
1345 ccb->ccb_h.status &= ~CAM_SIM_QUEUED;
1346 KASSERT(ccb->ccb_h.status, ("zero ccb sts at %d\n", __LINE__));
1348 CAMLOCK_2_MPTLOCK(mpt);
1349 mpt_free_request(mpt, req);
1350 MPTLOCK_2_CAMLOCK(mpt);
1355 * No data to transfer?
1356 * Just make a single simple SGL with zero length.
1359 if (mpt->verbose >= MPT_PRT_DEBUG) {
1360 int tidx = ((char *)sglp) - mpt_off;
1361 memset(&mpt_off[tidx], 0xff, MPT_REQUEST_AREA - tidx);
1365 SGE_SIMPLE32 *se1 = (SGE_SIMPLE32 *) sglp;
1366 MPI_pSGE_SET_FLAGS(se1,
1367 (MPI_SGE_FLAGS_LAST_ELEMENT | MPI_SGE_FLAGS_END_OF_BUFFER |
1368 MPI_SGE_FLAGS_SIMPLE_ELEMENT | MPI_SGE_FLAGS_END_OF_LIST));
1369 se1->FlagsLength = htole32(se1->FlagsLength);
1374 flags = MPI_SGE_FLAGS_SIMPLE_ELEMENT | MPI_SGE_FLAGS_64_BIT_ADDRESSING;
1376 if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_OUT) {
1377 flags |= MPI_SGE_FLAGS_HOST_TO_IOC;
1380 if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) {
1381 flags |= MPI_SGE_FLAGS_HOST_TO_IOC;
1385 if (!(ccb->ccb_h.flags & (CAM_SG_LIST_PHYS|CAM_DATA_PHYS))) {
1386 bus_dmasync_op_t op;
1388 if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) {
1389 op = BUS_DMASYNC_PREREAD;
1391 op = BUS_DMASYNC_PREWRITE;
1394 if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) {
1395 op = BUS_DMASYNC_PREWRITE;
1397 op = BUS_DMASYNC_PREREAD;
1400 bus_dmamap_sync(mpt->buffer_dmat, req->dmap, op);
1404 * Okay, fill in what we can at the end of the command frame.
1405 * If we have up to MPT_NSGL_FIRST, we can fit them all into
1406 * the command frame.
1408 * Otherwise, we fill up through MPT_NSGL_FIRST less one
1409 * SIMPLE64 pointers and start doing CHAIN64 entries after
1413 if (nseg < MPT_NSGL_FIRST(mpt)) {
1417 * Leave room for CHAIN element
1419 first_lim = MPT_NSGL_FIRST(mpt) - 1;
1422 se = (SGE_SIMPLE64 *) sglp;
1423 for (seg = 0; seg < first_lim; seg++, se++, dm_segs++) {
1426 memset(se, 0, sizeof (*se));
1427 se->Address.Low = htole32(dm_segs->ds_addr & 0xffffffff);
1428 if (sizeof(bus_addr_t) > 4) {
1430 htole32(((uint64_t)dm_segs->ds_addr) >> 32);
1432 MPI_pSGE_SET_LENGTH(se, dm_segs->ds_len);
1434 if (seg == first_lim - 1) {
1435 tf |= MPI_SGE_FLAGS_LAST_ELEMENT;
1437 if (seg == nseg - 1) {
1438 tf |= MPI_SGE_FLAGS_END_OF_LIST |
1439 MPI_SGE_FLAGS_END_OF_BUFFER;
1441 MPI_pSGE_SET_FLAGS(se, tf);
1442 se->FlagsLength = htole32(se->FlagsLength);
1450 * Tell the IOC where to find the first chain element.
1452 hdrp->ChainOffset = ((char *)se - (char *)hdrp) >> 2;
1453 nxt_off = MPT_RQSL(mpt);
1457 * Make up the rest of the data segments out of a chain element
1458 * (contiained in the current request frame) which points to
1459 * SIMPLE64 elements in the next request frame, possibly ending
1460 * with *another* chain element (if there's more).
1462 while (seg < nseg) {
1464 uint32_t tf, cur_off;
1465 bus_addr_t chain_list_addr;
1468 * Point to the chain descriptor. Note that the chain
1469 * descriptor is at the end of the *previous* list (whether
1472 ce = (SGE_CHAIN64 *) se;
1475 * Before we change our current pointer, make sure we won't
1476 * overflow the request area with this frame. Note that we
1477 * test against 'greater than' here as it's okay in this case
1478 * to have next offset be just outside the request area.
1480 if ((nxt_off + MPT_RQSL(mpt)) > MPT_REQUEST_AREA) {
1481 nxt_off = MPT_REQUEST_AREA;
1486 * Set our SGE element pointer to the beginning of the chain
1487 * list and update our next chain list offset.
1489 se = (SGE_SIMPLE64 *) &mpt_off[nxt_off];
1491 nxt_off += MPT_RQSL(mpt);
1494 * Now initialized the chain descriptor.
1496 memset(ce, 0, sizeof (*ce));
1499 * Get the physical address of the chain list.
1501 chain_list_addr = trq->req_pbuf;
1502 chain_list_addr += cur_off;
1503 if (sizeof (bus_addr_t) > 4) {
1505 htole32(((uint64_t)chain_list_addr) >> 32);
1507 ce->Address.Low = htole32(chain_list_addr & 0xffffffff);
1508 ce->Flags = MPI_SGE_FLAGS_CHAIN_ELEMENT |
1509 MPI_SGE_FLAGS_64_BIT_ADDRESSING;
1512 * If we have more than a frame's worth of segments left,
1513 * set up the chain list to have the last element be another
1516 if ((nseg - seg) > MPT_NSGL(mpt)) {
1517 this_seg_lim = seg + MPT_NSGL(mpt) - 1;
1519 * The length of the chain is the length in bytes of the
1520 * number of segments plus the next chain element.
1522 * The next chain descriptor offset is the length,
1523 * in words, of the number of segments.
1525 ce->Length = (this_seg_lim - seg) *
1526 sizeof (SGE_SIMPLE64);
1527 ce->NextChainOffset = ce->Length >> 2;
1528 ce->Length += sizeof (SGE_CHAIN64);
1530 this_seg_lim = nseg;
1531 ce->Length = (this_seg_lim - seg) *
1532 sizeof (SGE_SIMPLE64);
1534 ce->Length = htole16(ce->Length);
1537 * Fill in the chain list SGE elements with our segment data.
1539 * If we're the last element in this chain list, set the last
1540 * element flag. If we're the completely last element period,
1541 * set the end of list and end of buffer flags.
1543 while (seg < this_seg_lim) {
1544 memset(se, 0, sizeof (*se));
1545 se->Address.Low = htole32(dm_segs->ds_addr &
1547 if (sizeof (bus_addr_t) > 4) {
1549 htole32(((uint64_t)dm_segs->ds_addr) >> 32);
1551 MPI_pSGE_SET_LENGTH(se, dm_segs->ds_len);
1553 if (seg == this_seg_lim - 1) {
1554 tf |= MPI_SGE_FLAGS_LAST_ELEMENT;
1556 if (seg == nseg - 1) {
1557 tf |= MPI_SGE_FLAGS_END_OF_LIST |
1558 MPI_SGE_FLAGS_END_OF_BUFFER;
1560 MPI_pSGE_SET_FLAGS(se, tf);
1561 se->FlagsLength = htole32(se->FlagsLength);
1569 * If we have more segments to do and we've used up all of
1570 * the space in a request area, go allocate another one
1571 * and chain to that.
1573 if (seg < nseg && nxt_off >= MPT_REQUEST_AREA) {
1576 CAMLOCK_2_MPTLOCK(mpt);
1577 nrq = mpt_get_request(mpt, FALSE);
1578 MPTLOCK_2_CAMLOCK(mpt);
1586 * Append the new request area on the tail of our list.
1588 if ((trq = req->chain) == NULL) {
1591 while (trq->chain != NULL) {
1597 mpt_off = trq->req_vbuf;
1598 if (mpt->verbose >= MPT_PRT_DEBUG) {
1599 memset(mpt_off, 0xff, MPT_REQUEST_AREA);
1607 * Last time we need to check if this CCB needs to be aborted.
1609 if ((ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_INPROG) {
1610 if (hdrp->Function == MPI_FUNCTION_TARGET_ASSIST) {
1611 request_t *cmd_req =
1612 MPT_TAG_2_REQ(mpt, ccb->csio.tag_id);
1613 MPT_TGT_STATE(mpt, cmd_req)->state = TGT_STATE_IN_CAM;
1614 MPT_TGT_STATE(mpt, cmd_req)->ccb = NULL;
1615 MPT_TGT_STATE(mpt, cmd_req)->req = NULL;
1618 "mpt_execute_req_a64: I/O cancelled (status 0x%x)\n",
1619 ccb->ccb_h.status & CAM_STATUS_MASK);
1620 if (nseg && (ccb->ccb_h.flags & CAM_SG_LIST_PHYS) == 0) {
1621 bus_dmamap_unload(mpt->buffer_dmat, req->dmap);
1623 ccb->ccb_h.status &= ~CAM_SIM_QUEUED;
1624 KASSERT(ccb->ccb_h.status, ("zero ccb sts at %d\n", __LINE__));
1626 CAMLOCK_2_MPTLOCK(mpt);
1627 mpt_free_request(mpt, req);
1628 MPTLOCK_2_CAMLOCK(mpt);
1632 ccb->ccb_h.status |= CAM_SIM_QUEUED;
1633 if (ccb->ccb_h.timeout != CAM_TIME_INFINITY) {
1634 mpt_req_timeout(req, (ccb->ccb_h.timeout * hz) / 1000,
1637 if (mpt->verbose > MPT_PRT_DEBUG) {
1639 mpt_print_request(req->req_vbuf);
1640 for (trq = req->chain; trq; trq = trq->chain) {
1641 kprintf(" Additional Chain Area %d\n", nc++);
1642 mpt_dump_sgl(trq->req_vbuf, 0);
1646 if (hdrp->Function == MPI_FUNCTION_TARGET_ASSIST) {
1647 request_t *cmd_req = MPT_TAG_2_REQ(mpt, ccb->csio.tag_id);
1648 mpt_tgt_state_t *tgt = MPT_TGT_STATE(mpt, cmd_req);
1649 #ifdef WE_TRUST_AUTO_GOOD_STATUS
1650 if ((ccb->ccb_h.flags & CAM_SEND_STATUS) &&
1651 csio->scsi_status == SCSI_STATUS_OK && tgt->resid == 0) {
1652 tgt->state = TGT_STATE_MOVING_DATA_AND_STATUS;
1654 tgt->state = TGT_STATE_MOVING_DATA;
1657 tgt->state = TGT_STATE_MOVING_DATA;
1660 CAMLOCK_2_MPTLOCK(mpt);
1661 mpt_send_cmd(mpt, req);
1662 MPTLOCK_2_CAMLOCK(mpt);
1666 mpt_execute_req(void *arg, bus_dma_segment_t *dm_segs, int nseg, int error)
1668 request_t *req, *trq;
1671 struct mpt_softc *mpt;
1673 uint32_t flags, nxt_off;
1675 MSG_REQUEST_HEADER *hdrp;
1680 req = (request_t *)arg;
1683 mpt = ccb->ccb_h.ccb_mpt_ptr;
1684 req = ccb->ccb_h.ccb_req_ptr;
1686 hdrp = req->req_vbuf;
1687 mpt_off = req->req_vbuf;
1690 if (error == 0 && ((uint32_t)nseg) >= mpt->max_seg_cnt) {
1695 switch (hdrp->Function) {
1696 case MPI_FUNCTION_SCSI_IO_REQUEST:
1697 case MPI_FUNCTION_RAID_SCSI_IO_PASSTHROUGH:
1698 sglp = &((PTR_MSG_SCSI_IO_REQUEST)hdrp)->SGL;
1700 case MPI_FUNCTION_TARGET_ASSIST:
1702 sglp = &((PTR_MSG_TARGET_ASSIST_REQUEST)hdrp)->SGL;
1705 mpt_prt(mpt, "bad fct 0x%x in mpt_execute_req\n",
1712 if (error == 0 && ((uint32_t)nseg) >= mpt->max_seg_cnt) {
1714 mpt_prt(mpt, "segment count %d too large (max %u)\n",
1715 nseg, mpt->max_seg_cnt);
1720 if (error != EFBIG && error != ENOMEM) {
1721 mpt_prt(mpt, "mpt_execute_req: err %d\n", error);
1723 if ((ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_INPROG) {
1725 mpt_freeze_ccb(ccb);
1726 if (error == EFBIG) {
1727 status = CAM_REQ_TOO_BIG;
1728 } else if (error == ENOMEM) {
1729 if (mpt->outofbeer == 0) {
1731 xpt_freeze_simq(mpt->sim, 1);
1732 mpt_lprt(mpt, MPT_PRT_DEBUG,
1735 status = CAM_REQUEUE_REQ;
1737 status = CAM_REQ_CMP_ERR;
1739 mpt_set_ccb_status(ccb, status);
1741 if (hdrp->Function == MPI_FUNCTION_TARGET_ASSIST) {
1742 request_t *cmd_req =
1743 MPT_TAG_2_REQ(mpt, ccb->csio.tag_id);
1744 MPT_TGT_STATE(mpt, cmd_req)->state = TGT_STATE_IN_CAM;
1745 MPT_TGT_STATE(mpt, cmd_req)->ccb = NULL;
1746 MPT_TGT_STATE(mpt, cmd_req)->req = NULL;
1748 ccb->ccb_h.status &= ~CAM_SIM_QUEUED;
1749 KASSERT(ccb->ccb_h.status, ("zero ccb sts at %d\n", __LINE__));
1751 CAMLOCK_2_MPTLOCK(mpt);
1752 mpt_free_request(mpt, req);
1753 MPTLOCK_2_CAMLOCK(mpt);
1758 * No data to transfer?
1759 * Just make a single simple SGL with zero length.
1762 if (mpt->verbose >= MPT_PRT_DEBUG) {
1763 int tidx = ((char *)sglp) - mpt_off;
1764 memset(&mpt_off[tidx], 0xff, MPT_REQUEST_AREA - tidx);
1768 SGE_SIMPLE32 *se1 = (SGE_SIMPLE32 *) sglp;
1769 MPI_pSGE_SET_FLAGS(se1,
1770 (MPI_SGE_FLAGS_LAST_ELEMENT | MPI_SGE_FLAGS_END_OF_BUFFER |
1771 MPI_SGE_FLAGS_SIMPLE_ELEMENT | MPI_SGE_FLAGS_END_OF_LIST));
1772 se1->FlagsLength = htole32(se1->FlagsLength);
1777 flags = MPI_SGE_FLAGS_SIMPLE_ELEMENT;
1779 if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_OUT) {
1780 flags |= MPI_SGE_FLAGS_HOST_TO_IOC;
1783 if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) {
1784 flags |= MPI_SGE_FLAGS_HOST_TO_IOC;
1788 if (!(ccb->ccb_h.flags & (CAM_SG_LIST_PHYS|CAM_DATA_PHYS))) {
1789 bus_dmasync_op_t op;
1791 if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) {
1792 op = BUS_DMASYNC_PREREAD;
1794 op = BUS_DMASYNC_PREWRITE;
1797 if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) {
1798 op = BUS_DMASYNC_PREWRITE;
1800 op = BUS_DMASYNC_PREREAD;
1803 bus_dmamap_sync(mpt->buffer_dmat, req->dmap, op);
1807 * Okay, fill in what we can at the end of the command frame.
1808 * If we have up to MPT_NSGL_FIRST, we can fit them all into
1809 * the command frame.
1811 * Otherwise, we fill up through MPT_NSGL_FIRST less one
1812 * SIMPLE32 pointers and start doing CHAIN32 entries after
1816 if (nseg < MPT_NSGL_FIRST(mpt)) {
1820 * Leave room for CHAIN element
1822 first_lim = MPT_NSGL_FIRST(mpt) - 1;
1825 se = (SGE_SIMPLE32 *) sglp;
1826 for (seg = 0; seg < first_lim; seg++, se++, dm_segs++) {
1829 memset(se, 0,sizeof (*se));
1830 se->Address = htole32(dm_segs->ds_addr);
1834 MPI_pSGE_SET_LENGTH(se, dm_segs->ds_len);
1836 if (seg == first_lim - 1) {
1837 tf |= MPI_SGE_FLAGS_LAST_ELEMENT;
1839 if (seg == nseg - 1) {
1840 tf |= MPI_SGE_FLAGS_END_OF_LIST |
1841 MPI_SGE_FLAGS_END_OF_BUFFER;
1843 MPI_pSGE_SET_FLAGS(se, tf);
1844 se->FlagsLength = htole32(se->FlagsLength);
1852 * Tell the IOC where to find the first chain element.
1854 hdrp->ChainOffset = ((char *)se - (char *)hdrp) >> 2;
1855 nxt_off = MPT_RQSL(mpt);
1859 * Make up the rest of the data segments out of a chain element
1860 * (contiained in the current request frame) which points to
1861 * SIMPLE32 elements in the next request frame, possibly ending
1862 * with *another* chain element (if there's more).
1864 while (seg < nseg) {
1866 uint32_t tf, cur_off;
1867 bus_addr_t chain_list_addr;
1870 * Point to the chain descriptor. Note that the chain
1871 * descriptor is at the end of the *previous* list (whether
1874 ce = (SGE_CHAIN32 *) se;
1877 * Before we change our current pointer, make sure we won't
1878 * overflow the request area with this frame. Note that we
1879 * test against 'greater than' here as it's okay in this case
1880 * to have next offset be just outside the request area.
1882 if ((nxt_off + MPT_RQSL(mpt)) > MPT_REQUEST_AREA) {
1883 nxt_off = MPT_REQUEST_AREA;
1888 * Set our SGE element pointer to the beginning of the chain
1889 * list and update our next chain list offset.
1891 se = (SGE_SIMPLE32 *) &mpt_off[nxt_off];
1893 nxt_off += MPT_RQSL(mpt);
1896 * Now initialized the chain descriptor.
1898 memset(ce, 0, sizeof (*ce));
1901 * Get the physical address of the chain list.
1903 chain_list_addr = trq->req_pbuf;
1904 chain_list_addr += cur_off;
1908 ce->Address = htole32(chain_list_addr);
1909 ce->Flags = MPI_SGE_FLAGS_CHAIN_ELEMENT;
1913 * If we have more than a frame's worth of segments left,
1914 * set up the chain list to have the last element be another
1917 if ((nseg - seg) > MPT_NSGL(mpt)) {
1918 this_seg_lim = seg + MPT_NSGL(mpt) - 1;
1920 * The length of the chain is the length in bytes of the
1921 * number of segments plus the next chain element.
1923 * The next chain descriptor offset is the length,
1924 * in words, of the number of segments.
1926 ce->Length = (this_seg_lim - seg) *
1927 sizeof (SGE_SIMPLE32);
1928 ce->NextChainOffset = ce->Length >> 2;
1929 ce->Length += sizeof (SGE_CHAIN32);
1931 this_seg_lim = nseg;
1932 ce->Length = (this_seg_lim - seg) *
1933 sizeof (SGE_SIMPLE32);
1935 ce->Length = htole16(ce->Length);
1938 * Fill in the chain list SGE elements with our segment data.
1940 * If we're the last element in this chain list, set the last
1941 * element flag. If we're the completely last element period,
1942 * set the end of list and end of buffer flags.
1944 while (seg < this_seg_lim) {
1945 memset(se, 0, sizeof (*se));
1946 se->Address = htole32(dm_segs->ds_addr);
1951 MPI_pSGE_SET_LENGTH(se, dm_segs->ds_len);
1953 if (seg == this_seg_lim - 1) {
1954 tf |= MPI_SGE_FLAGS_LAST_ELEMENT;
1956 if (seg == nseg - 1) {
1957 tf |= MPI_SGE_FLAGS_END_OF_LIST |
1958 MPI_SGE_FLAGS_END_OF_BUFFER;
1960 MPI_pSGE_SET_FLAGS(se, tf);
1961 se->FlagsLength = htole32(se->FlagsLength);
1969 * If we have more segments to do and we've used up all of
1970 * the space in a request area, go allocate another one
1971 * and chain to that.
1973 if (seg < nseg && nxt_off >= MPT_REQUEST_AREA) {
1976 CAMLOCK_2_MPTLOCK(mpt);
1977 nrq = mpt_get_request(mpt, FALSE);
1978 MPTLOCK_2_CAMLOCK(mpt);
1986 * Append the new request area on the tail of our list.
1988 if ((trq = req->chain) == NULL) {
1991 while (trq->chain != NULL) {
1997 mpt_off = trq->req_vbuf;
1998 if (mpt->verbose >= MPT_PRT_DEBUG) {
1999 memset(mpt_off, 0xff, MPT_REQUEST_AREA);
2007 * Last time we need to check if this CCB needs to be aborted.
2009 if ((ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_INPROG) {
2010 if (hdrp->Function == MPI_FUNCTION_TARGET_ASSIST) {
2011 request_t *cmd_req =
2012 MPT_TAG_2_REQ(mpt, ccb->csio.tag_id);
2013 MPT_TGT_STATE(mpt, cmd_req)->state = TGT_STATE_IN_CAM;
2014 MPT_TGT_STATE(mpt, cmd_req)->ccb = NULL;
2015 MPT_TGT_STATE(mpt, cmd_req)->req = NULL;
2018 "mpt_execute_req: I/O cancelled (status 0x%x)\n",
2019 ccb->ccb_h.status & CAM_STATUS_MASK);
2020 if (nseg && (ccb->ccb_h.flags & CAM_SG_LIST_PHYS) == 0) {
2021 bus_dmamap_unload(mpt->buffer_dmat, req->dmap);
2023 ccb->ccb_h.status &= ~CAM_SIM_QUEUED;
2024 KASSERT(ccb->ccb_h.status, ("zero ccb sts at %d\n", __LINE__));
2026 CAMLOCK_2_MPTLOCK(mpt);
2027 mpt_free_request(mpt, req);
2028 MPTLOCK_2_CAMLOCK(mpt);
2032 ccb->ccb_h.status |= CAM_SIM_QUEUED;
2033 if (ccb->ccb_h.timeout != CAM_TIME_INFINITY) {
2034 mpt_req_timeout(req, (ccb->ccb_h.timeout * hz) / 1000,
2037 if (mpt->verbose > MPT_PRT_DEBUG) {
2039 mpt_print_request(req->req_vbuf);
2040 for (trq = req->chain; trq; trq = trq->chain) {
2041 kprintf(" Additional Chain Area %d\n", nc++);
2042 mpt_dump_sgl(trq->req_vbuf, 0);
2046 if (hdrp->Function == MPI_FUNCTION_TARGET_ASSIST) {
2047 request_t *cmd_req = MPT_TAG_2_REQ(mpt, ccb->csio.tag_id);
2048 mpt_tgt_state_t *tgt = MPT_TGT_STATE(mpt, cmd_req);
2049 #ifdef WE_TRUST_AUTO_GOOD_STATUS
2050 if ((ccb->ccb_h.flags & CAM_SEND_STATUS) &&
2051 csio->scsi_status == SCSI_STATUS_OK && tgt->resid == 0) {
2052 tgt->state = TGT_STATE_MOVING_DATA_AND_STATUS;
2054 tgt->state = TGT_STATE_MOVING_DATA;
2057 tgt->state = TGT_STATE_MOVING_DATA;
2060 CAMLOCK_2_MPTLOCK(mpt);
2061 mpt_send_cmd(mpt, req);
2062 MPTLOCK_2_CAMLOCK(mpt);
2066 mpt_start(struct cam_sim *sim, union ccb *ccb)
2069 struct mpt_softc *mpt;
2070 MSG_SCSI_IO_REQUEST *mpt_req;
2071 struct ccb_scsiio *csio = &ccb->csio;
2072 struct ccb_hdr *ccbh = &ccb->ccb_h;
2073 bus_dmamap_callback_t *cb;
2077 /* Get the pointer for the physical addapter */
2078 mpt = ccb->ccb_h.ccb_mpt_ptr;
2079 raid_passthru = (sim == mpt->phydisk_sim);
2081 CAMLOCK_2_MPTLOCK(mpt);
2082 if ((req = mpt_get_request(mpt, FALSE)) == NULL) {
2083 if (mpt->outofbeer == 0) {
2085 xpt_freeze_simq(mpt->sim, 1);
2086 mpt_lprt(mpt, MPT_PRT_DEBUG, "FREEZEQ\n");
2088 ccb->ccb_h.status &= ~CAM_SIM_QUEUED;
2089 mpt_set_ccb_status(ccb, CAM_REQUEUE_REQ);
2090 MPTLOCK_2_CAMLOCK(mpt);
2095 mpt_req_not_spcl(mpt, req, "mpt_start", __LINE__);
2097 MPTLOCK_2_CAMLOCK(mpt);
2099 if (sizeof (bus_addr_t) > 4) {
2100 cb = mpt_execute_req_a64;
2102 cb = mpt_execute_req;
2106 * Link the ccb and the request structure so we can find
2107 * the other knowing either the request or the ccb
2110 ccb->ccb_h.ccb_req_ptr = req;
2112 /* Now we build the command for the IOC */
2113 mpt_req = req->req_vbuf;
2114 memset(mpt_req, 0, sizeof (MSG_SCSI_IO_REQUEST));
2116 mpt_req->Function = MPI_FUNCTION_SCSI_IO_REQUEST;
2117 if (raid_passthru) {
2118 mpt_req->Function = MPI_FUNCTION_RAID_SCSI_IO_PASSTHROUGH;
2119 CAMLOCK_2_MPTLOCK(mpt);
2120 if (mpt_map_physdisk(mpt, ccb, &tgt) != 0) {
2121 MPTLOCK_2_CAMLOCK(mpt);
2122 ccb->ccb_h.status &= ~CAM_SIM_QUEUED;
2123 mpt_set_ccb_status(ccb, CAM_DEV_NOT_THERE);
2127 MPTLOCK_2_CAMLOCK(mpt);
2128 mpt_req->Bus = 0; /* we never set bus here */
2130 tgt = ccb->ccb_h.target_id;
2131 mpt_req->Bus = 0; /* XXX */
2134 mpt_req->SenseBufferLength =
2135 (csio->sense_len < MPT_SENSE_SIZE) ?
2136 csio->sense_len : MPT_SENSE_SIZE;
2139 * We use the message context to find the request structure when we
2140 * Get the command completion interrupt from the IOC.
2142 mpt_req->MsgContext = htole32(req->index | scsi_io_handler_id);
2144 /* Which physical device to do the I/O on */
2145 mpt_req->TargetID = tgt;
2147 /* We assume a single level LUN type */
2148 if (ccb->ccb_h.target_lun >= MPT_MAX_LUNS) {
2149 mpt_req->LUN[0] = 0x40 | ((ccb->ccb_h.target_lun >> 8) & 0x3f);
2150 mpt_req->LUN[1] = ccb->ccb_h.target_lun & 0xff;
2152 mpt_req->LUN[1] = ccb->ccb_h.target_lun;
2155 /* Set the direction of the transfer */
2156 if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) {
2157 mpt_req->Control = MPI_SCSIIO_CONTROL_READ;
2158 } else if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_OUT) {
2159 mpt_req->Control = MPI_SCSIIO_CONTROL_WRITE;
2161 mpt_req->Control = MPI_SCSIIO_CONTROL_NODATATRANSFER;
2164 if ((ccb->ccb_h.flags & CAM_TAG_ACTION_VALID) != 0) {
2165 switch(ccb->csio.tag_action) {
2166 case MSG_HEAD_OF_Q_TAG:
2167 mpt_req->Control |= MPI_SCSIIO_CONTROL_HEADOFQ;
2170 mpt_req->Control |= MPI_SCSIIO_CONTROL_ACAQ;
2172 case MSG_ORDERED_Q_TAG:
2173 mpt_req->Control |= MPI_SCSIIO_CONTROL_ORDEREDQ;
2175 case MSG_SIMPLE_Q_TAG:
2177 mpt_req->Control |= MPI_SCSIIO_CONTROL_SIMPLEQ;
2181 if (mpt->is_fc || mpt->is_sas) {
2182 mpt_req->Control |= MPI_SCSIIO_CONTROL_SIMPLEQ;
2184 /* XXX No such thing for a target doing packetized. */
2185 mpt_req->Control |= MPI_SCSIIO_CONTROL_UNTAGGED;
2190 if (ccb->ccb_h.flags & CAM_DIS_DISCONNECT) {
2191 mpt_req->Control |= MPI_SCSIIO_CONTROL_NO_DISCONNECT;
2194 mpt_req->Control = htole32(mpt_req->Control);
2196 /* Copy the scsi command block into place */
2197 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) != 0) {
2198 bcopy(csio->cdb_io.cdb_ptr, mpt_req->CDB, csio->cdb_len);
2200 bcopy(csio->cdb_io.cdb_bytes, mpt_req->CDB, csio->cdb_len);
2203 mpt_req->CDBLength = csio->cdb_len;
2204 mpt_req->DataLength = htole32(csio->dxfer_len);
2205 mpt_req->SenseBufferLowAddr = htole32(req->sense_pbuf);
2208 * Do a *short* print here if we're set to MPT_PRT_DEBUG
2210 if (mpt->verbose == MPT_PRT_DEBUG) {
2212 mpt_prt(mpt, "mpt_start: %s op 0x%x ",
2213 (mpt_req->Function == MPI_FUNCTION_SCSI_IO_REQUEST)?
2214 "SCSI_IO_REQUEST" : "SCSI_IO_PASSTHRU", mpt_req->CDB[0]);
2215 df = mpt_req->Control & MPI_SCSIIO_CONTROL_DATADIRECTION_MASK;
2216 if (df != MPI_SCSIIO_CONTROL_NODATATRANSFER) {
2217 mpt_prtc(mpt, "(%s %u byte%s ",
2218 (df == MPI_SCSIIO_CONTROL_READ)?
2219 "read" : "write", csio->dxfer_len,
2220 (csio->dxfer_len == 1)? ")" : "s)");
2222 mpt_prtc(mpt, "tgt %u lun %u req %p:%u\n", tgt,
2223 ccb->ccb_h.target_lun, req, req->serno);
2227 * If we have any data to send with this command map it into bus space.
2229 if ((ccbh->flags & CAM_DIR_MASK) != CAM_DIR_NONE) {
2230 if ((ccbh->flags & CAM_SCATTER_VALID) == 0) {
2232 * We've been given a pointer to a single buffer.
2234 if ((ccbh->flags & CAM_DATA_PHYS) == 0) {
2236 * Virtual address that needs to translated into
2237 * one or more physical address ranges.
2241 error = bus_dmamap_load(mpt->buffer_dmat,
2242 req->dmap, csio->data_ptr, csio->dxfer_len,
2245 if (error == EINPROGRESS) {
2247 * So as to maintain ordering,
2248 * freeze the controller queue
2249 * until our mapping is
2252 xpt_freeze_simq(mpt->sim, 1);
2253 ccbh->status |= CAM_RELEASE_SIMQ;
2257 * We have been given a pointer to single
2260 struct bus_dma_segment seg;
2262 (bus_addr_t)(vm_offset_t)csio->data_ptr;
2263 seg.ds_len = csio->dxfer_len;
2264 (*cb)(req, &seg, 1, 0);
2268 * We have been given a list of addresses.
2269 * This case could be easily supported but they are not
2270 * currently generated by the CAM subsystem so there
2271 * is no point in wasting the time right now.
2273 struct bus_dma_segment *segs;
2274 if ((ccbh->flags & CAM_SG_LIST_PHYS) == 0) {
2275 (*cb)(req, NULL, 0, EFAULT);
2277 /* Just use the segments provided */
2278 segs = (struct bus_dma_segment *)csio->data_ptr;
2279 (*cb)(req, segs, csio->sglist_cnt, 0);
2283 (*cb)(req, NULL, 0, 0);
2288 mpt_bus_reset(struct mpt_softc *mpt, target_id_t tgt, lun_id_t lun,
2295 error = mpt_scsi_send_tmf(mpt,
2296 (tgt != CAM_TARGET_WILDCARD || lun != CAM_LUN_WILDCARD) ?
2297 MPI_SCSITASKMGMT_TASKTYPE_TARGET_RESET :
2298 MPI_SCSITASKMGMT_TASKTYPE_RESET_BUS,
2299 mpt->is_fc ? MPI_SCSITASKMGMT_MSGFLAGS_LIP_RESET_OPTION : 0,
2300 0, /* XXX How do I get the channel ID? */
2301 tgt != CAM_TARGET_WILDCARD ? tgt : 0,
2302 lun != CAM_LUN_WILDCARD ? lun : 0,
2307 * mpt_scsi_send_tmf hard resets on failure, so no
2308 * need to do so here.
2311 "mpt_bus_reset: mpt_scsi_send_tmf returned %d\n", error);
2315 /* Wait for bus reset to be processed by the IOC. */
2316 error = mpt_wait_req(mpt, mpt->tmf_req, REQ_STATE_DONE,
2317 REQ_STATE_DONE, sleep_ok, 5000);
2319 status = le16toh(mpt->tmf_req->IOCStatus);
2320 response = mpt->tmf_req->ResponseCode;
2321 mpt->tmf_req->state = REQ_STATE_FREE;
2324 mpt_prt(mpt, "mpt_bus_reset: Reset timed-out. "
2325 "Resetting controller.\n");
2326 mpt_reset(mpt, TRUE);
2330 if ((status & MPI_IOCSTATUS_MASK) != MPI_IOCSTATUS_SUCCESS) {
2331 mpt_prt(mpt, "mpt_bus_reset: TMF IOC Status 0x%x. "
2332 "Resetting controller.\n", status);
2333 mpt_reset(mpt, TRUE);
2337 if (response != MPI_SCSITASKMGMT_RSP_TM_SUCCEEDED &&
2338 response != MPI_SCSITASKMGMT_RSP_TM_COMPLETE) {
2339 mpt_prt(mpt, "mpt_bus_reset: TMF Response 0x%x. "
2340 "Resetting controller.\n", response);
2341 mpt_reset(mpt, TRUE);
2348 mpt_fc_reset_link(struct mpt_softc *mpt, int dowait)
2352 PTR_MSG_FC_PRIMITIVE_SEND_REQUEST fc;
2354 req = mpt_get_request(mpt, FALSE);
2359 memset(fc, 0, sizeof(*fc));
2360 fc->SendFlags = MPI_FC_PRIM_SEND_FLAGS_RESET_LINK;
2361 fc->Function = MPI_FUNCTION_FC_PRIMITIVE_SEND;
2362 fc->MsgContext = htole32(req->index | fc_els_handler_id);
2363 mpt_send_cmd(mpt, req);
2365 r = mpt_wait_req(mpt, req, REQ_STATE_DONE,
2366 REQ_STATE_DONE, FALSE, 60 * 1000);
2368 mpt_free_request(mpt, req);
2375 mpt_cam_rescan_callback(struct cam_periph *periph, union ccb *ccb)
2377 xpt_free_path(ccb->ccb_h.path);
2382 mpt_cam_event(struct mpt_softc *mpt, request_t *req,
2383 MSG_EVENT_NOTIFY_REPLY *msg)
2385 uint32_t data0, data1;
2387 data0 = le32toh(msg->Data[0]);
2388 data1 = le32toh(msg->Data[1]);
2389 switch(msg->Event & 0xFF) {
2390 case MPI_EVENT_UNIT_ATTENTION:
2391 mpt_prt(mpt, "UNIT ATTENTION: Bus: 0x%02x TargetID: 0x%02x\n",
2392 (data0 >> 8) & 0xff, data0 & 0xff);
2395 case MPI_EVENT_IOC_BUS_RESET:
2396 /* We generated a bus reset */
2397 mpt_prt(mpt, "IOC Generated Bus Reset Port: %d\n",
2398 (data0 >> 8) & 0xff);
2399 xpt_async(AC_BUS_RESET, mpt->path, NULL);
2402 case MPI_EVENT_EXT_BUS_RESET:
2403 /* Someone else generated a bus reset */
2404 mpt_prt(mpt, "External Bus Reset Detected\n");
2406 * These replies don't return EventData like the MPI
2409 xpt_async(AC_BUS_RESET, mpt->path, NULL);
2412 case MPI_EVENT_RESCAN:
2417 * In general this means a device has been added to the loop.
2419 mpt_prt(mpt, "Rescan Port: %d\n", (data0 >> 8) & 0xff);
2420 if (mpt->ready == 0) {
2423 if (mpt->phydisk_sim) {
2424 pathid = cam_sim_path(mpt->phydisk_sim);
2426 pathid = cam_sim_path(mpt->sim);
2428 MPTLOCK_2_CAMLOCK(mpt);
2430 * Allocate a CCB, create a wildcard path for this bus,
2431 * and schedule a rescan.
2433 ccb = kmalloc(sizeof(union ccb), M_TEMP, M_WAITOK | M_ZERO);
2435 if (xpt_create_path(&ccb->ccb_h.path, xpt_periph, pathid,
2436 CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD) != CAM_REQ_CMP) {
2437 CAMLOCK_2_MPTLOCK(mpt);
2438 mpt_prt(mpt, "unable to create path for rescan\n");
2443 xpt_setup_ccb(&ccb->ccb_h, ccb->ccb_h.path, 5/*priority (low)*/);
2444 ccb->ccb_h.func_code = XPT_SCAN_BUS;
2445 ccb->ccb_h.cbfcnp = mpt_cam_rescan_callback;
2446 ccb->crcn.flags = CAM_FLAG_NONE;
2449 /* scan is now in progress */
2451 CAMLOCK_2_MPTLOCK(mpt);
2454 case MPI_EVENT_LINK_STATUS_CHANGE:
2455 mpt_prt(mpt, "Port %d: LinkState: %s\n",
2456 (data1 >> 8) & 0xff,
2457 ((data0 & 0xff) == 0)? "Failed" : "Active");
2460 case MPI_EVENT_LOOP_STATE_CHANGE:
2461 switch ((data0 >> 16) & 0xff) {
2464 "Port 0x%x: FC LinkEvent: LIP(%02x,%02x) "
2465 "(Loop Initialization)\n",
2466 (data1 >> 8) & 0xff,
2467 (data0 >> 8) & 0xff,
2469 switch ((data0 >> 8) & 0xff) {
2471 if ((data0 & 0xff) == 0xF7) {
2472 mpt_prt(mpt, "Device needs AL_PA\n");
2474 mpt_prt(mpt, "Device %02x doesn't like "
2480 if ((data0 & 0xff) == 0xF7) {
2481 mpt_prt(mpt, "Device had loop failure "
2482 "at its receiver prior to acquiring"
2485 mpt_prt(mpt, "Device %02x detected loop"
2486 " failure at its receiver\n",
2491 mpt_prt(mpt, "Device %02x requests that device "
2492 "%02x reset itself\n",
2494 (data0 >> 8) & 0xFF);
2499 mpt_prt(mpt, "Port 0x%x: FC LinkEvent: "
2500 "LPE(%02x,%02x) (Loop Port Enable)\n",
2501 (data1 >> 8) & 0xff, /* Port */
2502 (data0 >> 8) & 0xff, /* Character 3 */
2503 (data0 ) & 0xff /* Character 4 */);
2506 mpt_prt(mpt, "Port 0x%x: FC LinkEvent: "
2507 "LPB(%02x,%02x) (Loop Port Bypass)\n",
2508 (data1 >> 8) & 0xff, /* Port */
2509 (data0 >> 8) & 0xff, /* Character 3 */
2510 (data0 ) & 0xff /* Character 4 */);
2513 mpt_prt(mpt, "Port 0x%x: FC LinkEvent: Unknown "
2514 "FC event (%02x %02x %02x)\n",
2515 (data1 >> 8) & 0xff, /* Port */
2516 (data0 >> 16) & 0xff, /* Event */
2517 (data0 >> 8) & 0xff, /* Character 3 */
2518 (data0 ) & 0xff /* Character 4 */);
2522 case MPI_EVENT_LOGOUT:
2523 mpt_prt(mpt, "FC Logout Port: %d N_PortID: %02x\n",
2524 (data1 >> 8) & 0xff, data0);
2526 case MPI_EVENT_QUEUE_FULL:
2528 struct cam_sim *sim;
2529 struct cam_path *tmppath;
2530 struct ccb_relsim crs;
2531 PTR_EVENT_DATA_QUEUE_FULL pqf;
2534 pqf = (PTR_EVENT_DATA_QUEUE_FULL)msg->Data;
2535 pqf->CurrentDepth = le16toh(pqf->CurrentDepth);
2536 mpt_prt(mpt, "QUEUE FULL EVENT: Bus 0x%02x Target 0x%02x Depth "
2537 "%d\n", pqf->Bus, pqf->TargetID, pqf->CurrentDepth);
2538 if (mpt->phydisk_sim) {
2539 sim = mpt->phydisk_sim;
2543 MPTLOCK_2_CAMLOCK(mpt);
2544 for (lun_id = 0; lun_id < MPT_MAX_LUNS; lun_id++) {
2545 if (xpt_create_path(&tmppath, NULL, cam_sim_path(sim),
2546 pqf->TargetID, lun_id) != CAM_REQ_CMP) {
2547 mpt_prt(mpt, "unable to create a path to send "
2549 CAMLOCK_2_MPTLOCK(mpt);
2552 xpt_setup_ccb(&crs.ccb_h, tmppath, 5);
2553 crs.ccb_h.func_code = XPT_REL_SIMQ;
2554 crs.ccb_h.flags = CAM_DEV_QFREEZE;
2555 crs.release_flags = RELSIM_ADJUST_OPENINGS;
2556 crs.openings = pqf->CurrentDepth - 1;
2557 xpt_action((union ccb *)&crs);
2558 if (crs.ccb_h.status != CAM_REQ_CMP) {
2559 mpt_prt(mpt, "XPT_REL_SIMQ failed\n");
2561 xpt_free_path(tmppath);
2563 CAMLOCK_2_MPTLOCK(mpt);
2566 case MPI_EVENT_IR_RESYNC_UPDATE:
2567 mpt_prt(mpt, "IR resync update %d completed\n",
2568 (data0 >> 16) & 0xff);
2570 case MPI_EVENT_EVENT_CHANGE:
2571 case MPI_EVENT_INTEGRATED_RAID:
2572 case MPI_EVENT_SAS_DEVICE_STATUS_CHANGE:
2573 case MPI_EVENT_SAS_SES:
2576 mpt_lprt(mpt, MPT_PRT_WARN, "mpt_cam_event: 0x%x\n",
2584 * Reply path for all SCSI I/O requests, called from our
2585 * interrupt handler by extracting our handler index from
2586 * the MsgContext field of the reply from the IOC.
2588 * This routine is optimized for the common case of a
2589 * completion without error. All exception handling is
2590 * offloaded to non-inlined helper routines to minimize
2594 mpt_scsi_reply_handler(struct mpt_softc *mpt, request_t *req,
2595 uint32_t reply_desc, MSG_DEFAULT_REPLY *reply_frame)
2597 MSG_SCSI_IO_REQUEST *scsi_req;
2600 if (req->state == REQ_STATE_FREE) {
2601 mpt_prt(mpt, "mpt_scsi_reply_handler: req already free\n");
2605 scsi_req = (MSG_SCSI_IO_REQUEST *)req->req_vbuf;
2608 mpt_prt(mpt, "mpt_scsi_reply_handler: req %p:%u with no ccb\n",
2613 mpt_req_untimeout(req, mpt_timeout, ccb);
2614 ccb->ccb_h.status &= ~CAM_SIM_QUEUED;
2616 if ((ccb->ccb_h.flags & CAM_DIR_MASK) != CAM_DIR_NONE) {
2617 bus_dmasync_op_t op;
2619 if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN)
2620 op = BUS_DMASYNC_POSTREAD;
2622 op = BUS_DMASYNC_POSTWRITE;
2623 bus_dmamap_sync(mpt->buffer_dmat, req->dmap, op);
2624 bus_dmamap_unload(mpt->buffer_dmat, req->dmap);
2627 if (reply_frame == NULL) {
2629 * Context only reply, completion without error status.
2631 ccb->csio.resid = 0;
2632 mpt_set_ccb_status(ccb, CAM_REQ_CMP);
2633 ccb->csio.scsi_status = SCSI_STATUS_OK;
2635 mpt_scsi_reply_frame_handler(mpt, req, reply_frame);
2638 if (mpt->outofbeer) {
2639 ccb->ccb_h.status |= CAM_RELEASE_SIMQ;
2641 mpt_lprt(mpt, MPT_PRT_DEBUG, "THAWQ\n");
2643 if (scsi_req->CDB[0] == INQUIRY && (scsi_req->CDB[1] & SI_EVPD) == 0) {
2644 struct scsi_inquiry_data *iq =
2645 (struct scsi_inquiry_data *)ccb->csio.data_ptr;
2646 if (scsi_req->Function ==
2647 MPI_FUNCTION_RAID_SCSI_IO_PASSTHROUGH) {
2649 * Fake out the device type so that only the
2650 * pass-thru device will attach.
2652 iq->device &= ~0x1F;
2653 iq->device |= T_NODEVICE;
2656 if (mpt->verbose == MPT_PRT_DEBUG) {
2657 mpt_prt(mpt, "mpt_scsi_reply_handler: %p:%u complete\n",
2660 KASSERT(ccb->ccb_h.status, ("zero ccb sts at %d\n", __LINE__));
2661 MPTLOCK_2_CAMLOCK(mpt);
2663 CAMLOCK_2_MPTLOCK(mpt);
2664 if ((req->state & REQ_STATE_TIMEDOUT) == 0) {
2665 TAILQ_REMOVE(&mpt->request_pending_list, req, links);
2667 mpt_prt(mpt, "completing timedout/aborted req %p:%u\n",
2669 TAILQ_REMOVE(&mpt->request_timeout_list, req, links);
2671 KASSERT((req->state & REQ_STATE_NEED_WAKEUP) == 0,
2672 ("CCB req needed wakeup"));
2674 mpt_req_not_spcl(mpt, req, "mpt_scsi_reply_handler", __LINE__);
2676 mpt_free_request(mpt, req);
2681 mpt_scsi_tmf_reply_handler(struct mpt_softc *mpt, request_t *req,
2682 uint32_t reply_desc, MSG_DEFAULT_REPLY *reply_frame)
2684 MSG_SCSI_TASK_MGMT_REPLY *tmf_reply;
2686 KASSERT(req == mpt->tmf_req, ("TMF Reply not using mpt->tmf_req"));
2688 mpt_req_not_spcl(mpt, req, "mpt_scsi_tmf_reply_handler", __LINE__);
2690 tmf_reply = (MSG_SCSI_TASK_MGMT_REPLY *)reply_frame;
2691 /* Record IOC Status and Response Code of TMF for any waiters. */
2692 req->IOCStatus = le16toh(tmf_reply->IOCStatus);
2693 req->ResponseCode = tmf_reply->ResponseCode;
2695 mpt_lprt(mpt, MPT_PRT_DEBUG, "TMF complete: req %p:%u status 0x%x\n",
2696 req, req->serno, le16toh(tmf_reply->IOCStatus));
2697 TAILQ_REMOVE(&mpt->request_pending_list, req, links);
2698 if ((req->state & REQ_STATE_NEED_WAKEUP) != 0) {
2699 req->state |= REQ_STATE_DONE;
2702 mpt->tmf_req->state = REQ_STATE_FREE;
2708 * XXX: Move to definitions file
2726 mpt_fc_els_send_response(struct mpt_softc *mpt, request_t *req,
2727 PTR_MSG_LINK_SERVICE_BUFFER_POST_REPLY rp, U8 length)
2730 MSG_LINK_SERVICE_RSP_REQUEST tmp;
2731 PTR_MSG_LINK_SERVICE_RSP_REQUEST rsp;
2734 * We are going to reuse the ELS request to send this response back.
2737 memset(rsp, 0, sizeof(*rsp));
2739 #ifdef USE_IMMEDIATE_LINK_DATA
2741 * Apparently the IMMEDIATE stuff doesn't seem to work.
2743 rsp->RspFlags = LINK_SERVICE_RSP_FLAGS_IMMEDIATE;
2745 rsp->RspLength = length;
2746 rsp->Function = MPI_FUNCTION_FC_LINK_SRVC_RSP;
2747 rsp->MsgContext = htole32(req->index | fc_els_handler_id);
2750 * Copy over information from the original reply frame to
2751 * it's correct place in the response.
2753 memcpy((U8 *)rsp + 0x0c, (U8 *)rp + 0x1c, 24);
2756 * And now copy back the temporary area to the original frame.
2758 memcpy(req->req_vbuf, rsp, sizeof (MSG_LINK_SERVICE_RSP_REQUEST));
2759 rsp = req->req_vbuf;
2761 #ifdef USE_IMMEDIATE_LINK_DATA
2762 memcpy((U8 *)&rsp->SGL, &((U8 *)req->req_vbuf)[MPT_RQSL(mpt)], length);
2765 PTR_SGE_SIMPLE32 se = (PTR_SGE_SIMPLE32) &rsp->SGL;
2766 bus_addr_t paddr = req->req_pbuf;
2767 paddr += MPT_RQSL(mpt);
2770 MPI_SGE_FLAGS_HOST_TO_IOC |
2771 MPI_SGE_FLAGS_SIMPLE_ELEMENT |
2772 MPI_SGE_FLAGS_LAST_ELEMENT |
2773 MPI_SGE_FLAGS_END_OF_LIST |
2774 MPI_SGE_FLAGS_END_OF_BUFFER;
2775 fl <<= MPI_SGE_FLAGS_SHIFT;
2777 se->FlagsLength = htole32(fl);
2778 se->Address = htole32((uint32_t) paddr);
2785 mpt_send_cmd(mpt, req);
2789 mpt_fc_els_reply_handler(struct mpt_softc *mpt, request_t *req,
2790 uint32_t reply_desc, MSG_DEFAULT_REPLY *reply_frame)
2792 PTR_MSG_LINK_SERVICE_BUFFER_POST_REPLY rp =
2793 (PTR_MSG_LINK_SERVICE_BUFFER_POST_REPLY) reply_frame;
2797 U16 status = le16toh(reply_frame->IOCStatus);
2800 int do_refresh = TRUE;
2803 KASSERT(mpt_req_on_free_list(mpt, req) == 0,
2804 ("fc_els_reply_handler: req %p:%u for function %x on freelist!",
2805 req, req->serno, rp->Function));
2806 if (rp->Function != MPI_FUNCTION_FC_PRIMITIVE_SEND) {
2807 mpt_req_spcl(mpt, req, "fc_els_reply_handler", __LINE__);
2809 mpt_req_not_spcl(mpt, req, "fc_els_reply_handler", __LINE__);
2812 mpt_lprt(mpt, MPT_PRT_DEBUG,
2813 "FC_ELS Complete: req %p:%u, reply %p function %x\n",
2814 req, req->serno, reply_frame, reply_frame->Function);
2816 if (status != MPI_IOCSTATUS_SUCCESS) {
2817 mpt_prt(mpt, "ELS REPLY STATUS 0x%x for Function %x\n",
2818 status, reply_frame->Function);
2819 if (status == MPI_IOCSTATUS_INVALID_STATE) {
2821 * XXX: to get around shutdown issue
2830 * If the function of a link service response, we recycle the
2831 * response to be a refresh for a new link service request.
2833 * The request pointer is bogus in this case and we have to fetch
2834 * it based upon the TransactionContext.
2836 if (rp->Function == MPI_FUNCTION_FC_LINK_SRVC_RSP) {
2837 /* Freddie Uncle Charlie Katie */
2838 /* We don't get the IOINDEX as part of the Link Svc Rsp */
2839 for (ioindex = 0; ioindex < mpt->els_cmds_allocated; ioindex++)
2840 if (mpt->els_cmd_ptrs[ioindex] == req) {
2844 KASSERT(ioindex < mpt->els_cmds_allocated,
2845 ("can't find my mommie!"));
2847 /* remove from active list as we're going to re-post it */
2848 TAILQ_REMOVE(&mpt->request_pending_list, req, links);
2849 req->state &= ~REQ_STATE_QUEUED;
2850 req->state |= REQ_STATE_DONE;
2851 mpt_fc_post_els(mpt, req, ioindex);
2855 if (rp->Function == MPI_FUNCTION_FC_PRIMITIVE_SEND) {
2856 /* remove from active list as we're done */
2857 TAILQ_REMOVE(&mpt->request_pending_list, req, links);
2858 req->state &= ~REQ_STATE_QUEUED;
2859 req->state |= REQ_STATE_DONE;
2860 if (req->state & REQ_STATE_TIMEDOUT) {
2861 mpt_lprt(mpt, MPT_PRT_DEBUG,
2862 "Sync Primitive Send Completed After Timeout\n");
2863 mpt_free_request(mpt, req);
2864 } else if ((req->state & REQ_STATE_NEED_WAKEUP) == 0) {
2865 mpt_lprt(mpt, MPT_PRT_DEBUG,
2866 "Async Primitive Send Complete\n");
2867 mpt_free_request(mpt, req);
2869 mpt_lprt(mpt, MPT_PRT_DEBUG,
2870 "Sync Primitive Send Complete- Waking Waiter\n");
2876 if (rp->Function != MPI_FUNCTION_FC_LINK_SRVC_BUF_POST) {
2877 mpt_prt(mpt, "unexpected ELS_REPLY: Function 0x%x Flags %x "
2878 "Length %d Message Flags %x\n", rp->Function, rp->Flags,
2879 rp->MsgLength, rp->MsgFlags);
2883 if (rp->MsgLength <= 5) {
2885 * This is just a ack of an original ELS buffer post
2887 mpt_lprt(mpt, MPT_PRT_DEBUG,
2888 "RECV'd ACK of FC_ELS buf post %p:%u\n", req, req->serno);
2893 rctl = (le32toh(rp->Rctl_Did) & MPI_FC_RCTL_MASK) >> MPI_FC_RCTL_SHIFT;
2894 type = (le32toh(rp->Type_Fctl) & MPI_FC_TYPE_MASK) >> MPI_FC_TYPE_SHIFT;
2896 elsbuf = &((U32 *)req->req_vbuf)[MPT_RQSL(mpt)/sizeof (U32)];
2897 cmd = be32toh(elsbuf[0]) >> 24;
2899 if (rp->Flags & MPI_LS_BUF_POST_REPLY_FLAG_NO_RSP_NEEDED) {
2900 mpt_lprt(mpt, MPT_PRT_ALWAYS, "ELS_REPLY: response unneeded\n");
2904 ioindex = le32toh(rp->TransactionContext);
2905 req = mpt->els_cmd_ptrs[ioindex];
2907 if (rctl == ELS && type == 1) {
2911 * Send back a PRLI ACC
2913 mpt_prt(mpt, "PRLI from 0x%08x%08x\n",
2914 le32toh(rp->Wwn.PortNameHigh),
2915 le32toh(rp->Wwn.PortNameLow));
2916 elsbuf[0] = htobe32(0x02100014);
2917 elsbuf[1] |= htobe32(0x00000100);
2918 elsbuf[4] = htobe32(0x00000002);
2919 if (mpt->role & MPT_ROLE_TARGET)
2920 elsbuf[4] |= htobe32(0x00000010);
2921 if (mpt->role & MPT_ROLE_INITIATOR)
2922 elsbuf[4] |= htobe32(0x00000020);
2923 /* remove from active list as we're done */
2924 TAILQ_REMOVE(&mpt->request_pending_list, req, links);
2925 req->state &= ~REQ_STATE_QUEUED;
2926 req->state |= REQ_STATE_DONE;
2927 mpt_fc_els_send_response(mpt, req, rp, 20);
2931 memset(elsbuf, 0, 5 * (sizeof (U32)));
2932 elsbuf[0] = htobe32(0x02100014);
2933 elsbuf[1] = htobe32(0x08000100);
2934 mpt_prt(mpt, "PRLO from 0x%08x%08x\n",
2935 le32toh(rp->Wwn.PortNameHigh),
2936 le32toh(rp->Wwn.PortNameLow));
2937 /* remove from active list as we're done */
2938 TAILQ_REMOVE(&mpt->request_pending_list, req, links);
2939 req->state &= ~REQ_STATE_QUEUED;
2940 req->state |= REQ_STATE_DONE;
2941 mpt_fc_els_send_response(mpt, req, rp, 20);
2945 mpt_prt(mpt, "ELS TYPE 1 COMMAND: %x\n", cmd);
2948 } else if (rctl == ABTS && type == 0) {
2949 uint16_t rx_id = le16toh(rp->Rxid);
2950 uint16_t ox_id = le16toh(rp->Oxid);
2951 request_t *tgt_req = NULL;
2954 "ELS: ABTS OX_ID 0x%x RX_ID 0x%x from 0x%08x%08x\n",
2955 ox_id, rx_id, le32toh(rp->Wwn.PortNameHigh),
2956 le32toh(rp->Wwn.PortNameLow));
2957 if (rx_id >= mpt->mpt_max_tgtcmds) {
2958 mpt_prt(mpt, "Bad RX_ID 0x%x\n", rx_id);
2959 } else if (mpt->tgt_cmd_ptrs == NULL) {
2960 mpt_prt(mpt, "No TGT CMD PTRS\n");
2962 tgt_req = mpt->tgt_cmd_ptrs[rx_id];
2965 mpt_tgt_state_t *tgt = MPT_TGT_STATE(mpt, tgt_req);
2970 * Check to make sure we have the correct command
2971 * The reply descriptor in the target state should
2972 * should contain an IoIndex that should match the
2975 * It'd be nice to have OX_ID to crosscheck with
2978 ct_id = GET_IO_INDEX(tgt->reply_desc);
2980 if (ct_id != rx_id) {
2981 mpt_lprt(mpt, MPT_PRT_ERROR, "ABORT Mismatch: "
2982 "RX_ID received=0x%x; RX_ID in cmd=0x%x\n",
2990 "CCB (%p): lun %u flags %x status %x\n",
2991 ccb, ccb->ccb_h.target_lun,
2992 ccb->ccb_h.flags, ccb->ccb_h.status);
2994 mpt_prt(mpt, "target state 0x%x resid %u xfrd %u rpwrd "
2995 "%x nxfers %x\n", tgt->state,
2996 tgt->resid, tgt->bytes_xfered, tgt->reply_desc,
2999 if (mpt_abort_target_cmd(mpt, tgt_req)) {
3000 mpt_prt(mpt, "unable to start TargetAbort\n");
3003 mpt_prt(mpt, "no back pointer for RX_ID 0x%x\n", rx_id);
3005 memset(elsbuf, 0, 5 * (sizeof (U32)));
3006 elsbuf[0] = htobe32(0);
3007 elsbuf[1] = htobe32((ox_id << 16) | rx_id);
3008 elsbuf[2] = htobe32(0x000ffff);
3010 * Dork with the reply frame so that the response to it
3013 rp->Rctl_Did += ((BA_ACC - ABTS) << MPI_FC_RCTL_SHIFT);
3014 /* remove from active list as we're done */
3015 TAILQ_REMOVE(&mpt->request_pending_list, req, links);
3016 req->state &= ~REQ_STATE_QUEUED;
3017 req->state |= REQ_STATE_DONE;
3018 mpt_fc_els_send_response(mpt, req, rp, 12);
3021 mpt_prt(mpt, "ELS: RCTL %x TYPE %x CMD %x\n", rctl, type, cmd);
3023 if (do_refresh == TRUE) {
3024 /* remove from active list as we're done */
3025 TAILQ_REMOVE(&mpt->request_pending_list, req, links);
3026 req->state &= ~REQ_STATE_QUEUED;
3027 req->state |= REQ_STATE_DONE;
3028 mpt_fc_post_els(mpt, req, ioindex);
3034 * Clean up all SCSI Initiator personality state in response
3035 * to a controller reset.
3038 mpt_cam_ioc_reset(struct mpt_softc *mpt, int type)
3041 * The pending list is already run down by
3042 * the generic handler. Perform the same
3043 * operation on the timed out request list.
3045 mpt_complete_request_chain(mpt, &mpt->request_timeout_list,
3046 MPI_IOCSTATUS_INVALID_STATE);
3049 * XXX: We need to repost ELS and Target Command Buffers?
3053 * Inform the XPT that a bus reset has occurred.
3055 xpt_async(AC_BUS_RESET, mpt->path, NULL);
3059 * Parse additional completion information in the reply
3060 * frame for SCSI I/O requests.
3063 mpt_scsi_reply_frame_handler(struct mpt_softc *mpt, request_t *req,
3064 MSG_DEFAULT_REPLY *reply_frame)
3067 MSG_SCSI_IO_REPLY *scsi_io_reply;
3071 MPT_DUMP_REPLY_FRAME(mpt, reply_frame);
3072 KASSERT(reply_frame->Function == MPI_FUNCTION_SCSI_IO_REQUEST
3073 || reply_frame->Function == MPI_FUNCTION_RAID_SCSI_IO_PASSTHROUGH,
3074 ("MPT SCSI I/O Handler called with incorrect reply type"));
3075 KASSERT((reply_frame->MsgFlags & MPI_MSGFLAGS_CONTINUATION_REPLY) == 0,
3076 ("MPT SCSI I/O Handler called with continuation reply"));
3078 scsi_io_reply = (MSG_SCSI_IO_REPLY *)reply_frame;
3079 ioc_status = le16toh(scsi_io_reply->IOCStatus);
3080 ioc_status &= MPI_IOCSTATUS_MASK;
3081 sstate = scsi_io_reply->SCSIState;
3085 ccb->csio.dxfer_len - le32toh(scsi_io_reply->TransferCount);
3087 if ((sstate & MPI_SCSI_STATE_AUTOSENSE_VALID) != 0
3088 && (ccb->ccb_h.flags & (CAM_SENSE_PHYS | CAM_SENSE_PTR)) == 0) {
3089 ccb->ccb_h.status |= CAM_AUTOSNS_VALID;
3090 ccb->csio.sense_resid =
3091 ccb->csio.sense_len - le32toh(scsi_io_reply->SenseCount);
3092 bcopy(req->sense_vbuf, &ccb->csio.sense_data,
3093 min(ccb->csio.sense_len,
3094 le32toh(scsi_io_reply->SenseCount)));
3097 if ((sstate & MPI_SCSI_STATE_QUEUE_TAG_REJECTED) != 0) {
3099 * Tag messages rejected, but non-tagged retry
3102 mpt_set_tags(mpt, devinfo, MPT_QUEUE_NONE);
3106 switch(ioc_status) {
3107 case MPI_IOCSTATUS_SCSI_RESIDUAL_MISMATCH:
3110 * Linux driver indicates that a zero
3111 * transfer length with this error code
3112 * indicates a CRC error.
3114 * No need to swap the bytes for checking
3117 if (scsi_io_reply->TransferCount == 0) {
3118 mpt_set_ccb_status(ccb, CAM_UNCOR_PARITY);
3122 case MPI_IOCSTATUS_SCSI_DATA_UNDERRUN:
3123 case MPI_IOCSTATUS_SUCCESS:
3124 case MPI_IOCSTATUS_SCSI_RECOVERED_ERROR:
3125 if ((sstate & MPI_SCSI_STATE_NO_SCSI_STATUS) != 0) {
3127 * Status was never returned for this transaction.
3129 mpt_set_ccb_status(ccb, CAM_UNEXP_BUSFREE);
3130 } else if (scsi_io_reply->SCSIStatus != SCSI_STATUS_OK) {
3131 ccb->csio.scsi_status = scsi_io_reply->SCSIStatus;
3132 mpt_set_ccb_status(ccb, CAM_SCSI_STATUS_ERROR);
3133 if ((sstate & MPI_SCSI_STATE_AUTOSENSE_FAILED) != 0)
3134 mpt_set_ccb_status(ccb, CAM_AUTOSENSE_FAIL);
3135 } else if ((sstate & MPI_SCSI_STATE_RESPONSE_INFO_VALID) != 0) {
3137 /* XXX Handle SPI-Packet and FCP-2 response info. */
3138 mpt_set_ccb_status(ccb, CAM_REQ_CMP_ERR);
3140 mpt_set_ccb_status(ccb, CAM_REQ_CMP);
3142 case MPI_IOCSTATUS_SCSI_DATA_OVERRUN:
3143 mpt_set_ccb_status(ccb, CAM_DATA_RUN_ERR);
3145 case MPI_IOCSTATUS_SCSI_IO_DATA_ERROR:
3146 mpt_set_ccb_status(ccb, CAM_UNCOR_PARITY);
3148 case MPI_IOCSTATUS_SCSI_DEVICE_NOT_THERE:
3150 * Since selection timeouts and "device really not
3151 * there" are grouped into this error code, report
3152 * selection timeout. Selection timeouts are
3153 * typically retried before giving up on the device
3154 * whereas "device not there" errors are considered
3157 mpt_set_ccb_status(ccb, CAM_SEL_TIMEOUT);
3159 case MPI_IOCSTATUS_SCSI_PROTOCOL_ERROR:
3160 mpt_set_ccb_status(ccb, CAM_SEQUENCE_FAIL);
3162 case MPI_IOCSTATUS_SCSI_INVALID_BUS:
3163 mpt_set_ccb_status(ccb, CAM_PATH_INVALID);
3165 case MPI_IOCSTATUS_SCSI_INVALID_TARGETID:
3166 mpt_set_ccb_status(ccb, CAM_TID_INVALID);
3168 case MPI_IOCSTATUS_SCSI_TASK_MGMT_FAILED:
3169 ccb->ccb_h.status = CAM_UA_TERMIO;
3171 case MPI_IOCSTATUS_INVALID_STATE:
3173 * The IOC has been reset. Emulate a bus reset.
3176 case MPI_IOCSTATUS_SCSI_EXT_TERMINATED:
3177 ccb->ccb_h.status = CAM_SCSI_BUS_RESET;
3179 case MPI_IOCSTATUS_SCSI_TASK_TERMINATED:
3180 case MPI_IOCSTATUS_SCSI_IOC_TERMINATED:
3182 * Don't clobber any timeout status that has
3183 * already been set for this transaction. We
3184 * want the SCSI layer to be able to differentiate
3185 * between the command we aborted due to timeout
3186 * and any innocent bystanders.
3188 if ((ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_INPROG)
3190 mpt_set_ccb_status(ccb, CAM_REQ_TERMIO);
3193 case MPI_IOCSTATUS_INSUFFICIENT_RESOURCES:
3194 mpt_set_ccb_status(ccb, CAM_RESRC_UNAVAIL);
3196 case MPI_IOCSTATUS_BUSY:
3197 mpt_set_ccb_status(ccb, CAM_BUSY);
3199 case MPI_IOCSTATUS_INVALID_FUNCTION:
3200 case MPI_IOCSTATUS_INVALID_SGL:
3201 case MPI_IOCSTATUS_INTERNAL_ERROR:
3202 case MPI_IOCSTATUS_INVALID_FIELD:
3205 * Some of the above may need to kick
3206 * of a recovery action!!!!
3208 ccb->ccb_h.status = CAM_UNREC_HBA_ERROR;
3212 if ((ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) {
3213 mpt_freeze_ccb(ccb);
3220 mpt_action(struct cam_sim *sim, union ccb *ccb)
3222 struct mpt_softc *mpt;
3223 struct ccb_trans_settings *cts;
3228 CAM_DEBUG(ccb->ccb_h.path, CAM_DEBUG_TRACE, ("mpt_action\n"));
3230 mpt = (struct mpt_softc *)cam_sim_softc(sim);
3231 raid_passthru = (sim == mpt->phydisk_sim);
3232 MPT_LOCK_ASSERT(mpt);
3234 tgt = ccb->ccb_h.target_id;
3235 lun = ccb->ccb_h.target_lun;
3236 if (raid_passthru &&
3237 ccb->ccb_h.func_code != XPT_PATH_INQ &&
3238 ccb->ccb_h.func_code != XPT_RESET_BUS &&
3239 ccb->ccb_h.func_code != XPT_RESET_DEV) {
3240 CAMLOCK_2_MPTLOCK(mpt);
3241 if (mpt_map_physdisk(mpt, ccb, &tgt) != 0) {
3242 MPTLOCK_2_CAMLOCK(mpt);
3243 ccb->ccb_h.status &= ~CAM_SIM_QUEUED;
3244 mpt_set_ccb_status(ccb, CAM_DEV_NOT_THERE);
3248 MPTLOCK_2_CAMLOCK(mpt);
3250 ccb->ccb_h.ccb_mpt_ptr = mpt;
3252 switch (ccb->ccb_h.func_code) {
3253 case XPT_SCSI_IO: /* Execute the requested I/O operation */
3255 * Do a couple of preliminary checks...
3257 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) != 0) {
3258 if ((ccb->ccb_h.flags & CAM_CDB_PHYS) != 0) {
3259 ccb->ccb_h.status &= ~CAM_SIM_QUEUED;
3260 mpt_set_ccb_status(ccb, CAM_REQ_INVALID);
3264 /* Max supported CDB length is 16 bytes */
3265 /* XXX Unless we implement the new 32byte message type */
3266 if (ccb->csio.cdb_len >
3267 sizeof (((PTR_MSG_SCSI_IO_REQUEST)0)->CDB)) {
3268 ccb->ccb_h.status &= ~CAM_SIM_QUEUED;
3269 mpt_set_ccb_status(ccb, CAM_REQ_INVALID);
3272 #ifdef MPT_TEST_MULTIPATH
3273 if (mpt->failure_id == ccb->ccb_h.target_id) {
3274 ccb->ccb_h.status &= ~CAM_SIM_QUEUED;
3275 mpt_set_ccb_status(ccb, CAM_SEL_TIMEOUT);
3279 ccb->csio.scsi_status = SCSI_STATUS_OK;
3280 mpt_start(sim, ccb);
3284 if (raid_passthru) {
3285 ccb->ccb_h.status &= ~CAM_SIM_QUEUED;
3286 mpt_set_ccb_status(ccb, CAM_REQ_CMP);
3290 if (ccb->ccb_h.func_code == XPT_RESET_BUS) {
3292 xpt_print(ccb->ccb_h.path, "reset bus\n");
3295 xpt_print(ccb->ccb_h.path, "reset device\n");
3297 CAMLOCK_2_MPTLOCK(mpt);
3298 (void) mpt_bus_reset(mpt, tgt, lun, FALSE);
3299 MPTLOCK_2_CAMLOCK(mpt);
3302 * mpt_bus_reset is always successful in that it
3303 * will fall back to a hard reset should a bus
3304 * reset attempt fail.
3306 ccb->ccb_h.status &= ~CAM_SIM_QUEUED;
3307 mpt_set_ccb_status(ccb, CAM_REQ_CMP);
3312 union ccb *accb = ccb->cab.abort_ccb;
3313 CAMLOCK_2_MPTLOCK(mpt);
3314 switch (accb->ccb_h.func_code) {
3315 case XPT_ACCEPT_TARGET_IO:
3316 case XPT_IMMED_NOTIFY:
3317 ccb->ccb_h.status = mpt_abort_target_ccb(mpt, ccb);
3319 case XPT_CONT_TARGET_IO:
3320 mpt_prt(mpt, "cannot abort active CTIOs yet\n");
3321 ccb->ccb_h.status = CAM_UA_ABORT;
3324 ccb->ccb_h.status = CAM_UA_ABORT;
3327 ccb->ccb_h.status = CAM_REQ_INVALID;
3330 MPTLOCK_2_CAMLOCK(mpt);
3334 #ifdef CAM_NEW_TRAN_CODE
3335 #define IS_CURRENT_SETTINGS(c) ((c)->type == CTS_TYPE_CURRENT_SETTINGS)
3337 #define IS_CURRENT_SETTINGS(c) ((c)->flags & CCB_TRANS_CURRENT_SETTINGS)
3339 #define DP_DISC_ENABLE 0x1
3340 #define DP_DISC_DISABL 0x2
3341 #define DP_DISC (DP_DISC_ENABLE|DP_DISC_DISABL)
3343 #define DP_TQING_ENABLE 0x4
3344 #define DP_TQING_DISABL 0x8
3345 #define DP_TQING (DP_TQING_ENABLE|DP_TQING_DISABL)
3347 #define DP_WIDE 0x10
3348 #define DP_NARROW 0x20
3349 #define DP_WIDTH (DP_WIDE|DP_NARROW)
3351 #define DP_SYNC 0x40
3353 case XPT_SET_TRAN_SETTINGS: /* Nexus Settings */
3355 #ifdef CAM_NEW_TRAN_CODE
3356 struct ccb_trans_settings_scsi *scsi;
3357 struct ccb_trans_settings_spi *spi;
3366 if (mpt->is_fc || mpt->is_sas) {
3367 mpt_set_ccb_status(ccb, CAM_REQ_CMP);
3371 #ifdef CAM_NEW_TRAN_CODE
3372 scsi = &cts->proto_specific.scsi;
3373 spi = &cts->xport_specific.spi;
3376 * We can be called just to valid transport and proto versions
3378 if (scsi->valid == 0 && spi->valid == 0) {
3379 mpt_set_ccb_status(ccb, CAM_REQ_CMP);
3385 * Skip attempting settings on RAID volume disks.
3386 * Other devices on the bus get the normal treatment.
3388 if (mpt->phydisk_sim && raid_passthru == 0 &&
3389 mpt_is_raid_volume(mpt, tgt) != 0) {
3390 mpt_lprt(mpt, MPT_PRT_NEGOTIATION,
3391 "no transfer settings for RAID vols\n");
3392 mpt_set_ccb_status(ccb, CAM_REQ_CMP);
3396 i = mpt->mpt_port_page2.PortSettings &
3397 MPI_SCSIPORTPAGE2_PORT_MASK_NEGO_MASTER_SETTINGS;
3398 j = mpt->mpt_port_page2.PortFlags &
3399 MPI_SCSIPORTPAGE2_PORT_FLAGS_DV_MASK;
3400 if (i == MPI_SCSIPORTPAGE2_PORT_ALL_MASTER_SETTINGS &&
3401 j == MPI_SCSIPORTPAGE2_PORT_FLAGS_OFF_DV) {
3402 mpt_lprt(mpt, MPT_PRT_ALWAYS,
3403 "honoring BIOS transfer negotiations\n");
3404 mpt_set_ccb_status(ccb, CAM_REQ_CMP);
3412 #ifndef CAM_NEW_TRAN_CODE
3413 if ((cts->valid & CCB_TRANS_DISC_VALID) != 0) {
3414 dval |= (cts->flags & CCB_TRANS_DISC_ENB) ?
3415 DP_DISC_ENABLE : DP_DISC_DISABL;
3418 if ((cts->valid & CCB_TRANS_TQ_VALID) != 0) {
3419 dval |= (cts->flags & CCB_TRANS_TAG_ENB) ?
3420 DP_TQING_ENABLE : DP_TQING_DISABL;
3423 if ((cts->valid & CCB_TRANS_BUS_WIDTH_VALID) != 0) {
3424 dval |= cts->bus_width ? DP_WIDE : DP_NARROW;
3427 if ((cts->valid & CCB_TRANS_SYNC_RATE_VALID) &&
3428 (cts->valid & CCB_TRANS_SYNC_OFFSET_VALID)) {
3430 period = cts->sync_period;
3431 offset = cts->sync_offset;
3434 if ((spi->valid & CTS_SPI_VALID_DISC) != 0) {
3435 dval |= ((spi->flags & CTS_SPI_FLAGS_DISC_ENB) != 0) ?
3436 DP_DISC_ENABLE : DP_DISC_DISABL;
3439 if ((scsi->valid & CTS_SCSI_VALID_TQ) != 0) {
3440 dval |= ((scsi->flags & CTS_SCSI_FLAGS_TAG_ENB) != 0) ?
3441 DP_TQING_ENABLE : DP_TQING_DISABL;
3444 if ((spi->valid & CTS_SPI_VALID_BUS_WIDTH) != 0) {
3445 dval |= (spi->bus_width == MSG_EXT_WDTR_BUS_16_BIT) ?
3446 DP_WIDE : DP_NARROW;
3449 if (spi->valid & CTS_SPI_VALID_SYNC_OFFSET) {
3451 offset = spi->sync_offset;
3453 PTR_CONFIG_PAGE_SCSI_DEVICE_1 ptr =
3454 &mpt->mpt_dev_page1[tgt];
3455 offset = ptr->RequestedParameters;
3456 offset &= MPI_SCSIDEVPAGE1_RP_MAX_SYNC_OFFSET_MASK;
3457 offset >>= MPI_SCSIDEVPAGE1_RP_SHIFT_MAX_SYNC_OFFSET;
3459 if (spi->valid & CTS_SPI_VALID_SYNC_RATE) {
3461 period = spi->sync_period;
3463 PTR_CONFIG_PAGE_SCSI_DEVICE_1 ptr =
3464 &mpt->mpt_dev_page1[tgt];
3465 period = ptr->RequestedParameters;
3466 period &= MPI_SCSIDEVPAGE1_RP_MIN_SYNC_PERIOD_MASK;
3467 period >>= MPI_SCSIDEVPAGE1_RP_SHIFT_MIN_SYNC_PERIOD;
3470 CAMLOCK_2_MPTLOCK(mpt);
3471 if (dval & DP_DISC_ENABLE) {
3472 mpt->mpt_disc_enable |= (1 << tgt);
3473 } else if (dval & DP_DISC_DISABL) {
3474 mpt->mpt_disc_enable &= ~(1 << tgt);
3476 if (dval & DP_TQING_ENABLE) {
3477 mpt->mpt_tag_enable |= (1 << tgt);
3478 } else if (dval & DP_TQING_DISABL) {
3479 mpt->mpt_tag_enable &= ~(1 << tgt);
3481 if (dval & DP_WIDTH) {
3482 mpt_setwidth(mpt, tgt, 1);
3484 if (dval & DP_SYNC) {
3485 mpt_setsync(mpt, tgt, period, offset);
3488 MPTLOCK_2_CAMLOCK(mpt);
3489 mpt_set_ccb_status(ccb, CAM_REQ_CMP);
3492 mpt_lprt(mpt, MPT_PRT_NEGOTIATION,
3493 "set [%d]: 0x%x period 0x%x offset %d\n",
3494 tgt, dval, period, offset);
3495 if (mpt_update_spi_config(mpt, tgt)) {
3496 mpt_set_ccb_status(ccb, CAM_REQ_CMP_ERR);
3498 mpt_set_ccb_status(ccb, CAM_REQ_CMP);
3500 MPTLOCK_2_CAMLOCK(mpt);
3503 case XPT_GET_TRAN_SETTINGS:
3505 #ifdef CAM_NEW_TRAN_CODE
3506 struct ccb_trans_settings_scsi *scsi;
3508 cts->protocol = PROTO_SCSI;
3510 struct ccb_trans_settings_fc *fc =
3511 &cts->xport_specific.fc;
3512 cts->protocol_version = SCSI_REV_SPC;
3513 cts->transport = XPORT_FC;
3514 cts->transport_version = 0;
3515 fc->valid = CTS_FC_VALID_SPEED;
3516 fc->bitrate = 100000;
3517 } else if (mpt->is_sas) {
3518 struct ccb_trans_settings_sas *sas =
3519 &cts->xport_specific.sas;
3520 cts->protocol_version = SCSI_REV_SPC2;
3521 cts->transport = XPORT_SAS;
3522 cts->transport_version = 0;
3523 sas->valid = CTS_SAS_VALID_SPEED;
3524 sas->bitrate = 300000;
3526 cts->protocol_version = SCSI_REV_2;
3527 cts->transport = XPORT_SPI;
3528 cts->transport_version = 2;
3529 if (mpt_get_spi_settings(mpt, cts) != 0) {
3530 mpt_set_ccb_status(ccb, CAM_REQ_CMP_ERR);
3534 scsi = &cts->proto_specific.scsi;
3535 scsi->valid = CTS_SCSI_VALID_TQ;
3536 scsi->flags = CTS_SCSI_FLAGS_TAG_ENB;
3540 cts->flags = CCB_TRANS_TAG_ENB | CCB_TRANS_DISC_ENB;
3541 cts->valid = CCB_TRANS_DISC_VALID | CCB_TRANS_TQ_VALID;
3542 cts->bus_width = MSG_EXT_WDTR_BUS_8_BIT;
3543 } else if (mpt->is_sas) {
3544 cts->flags = CCB_TRANS_TAG_ENB | CCB_TRANS_DISC_ENB;
3545 cts->valid = CCB_TRANS_DISC_VALID | CCB_TRANS_TQ_VALID;
3546 cts->bus_width = MSG_EXT_WDTR_BUS_8_BIT;
3547 } else if (mpt_get_spi_settings(mpt, cts) != 0) {
3548 mpt_set_ccb_status(ccb, CAM_REQ_CMP_ERR);
3552 mpt_set_ccb_status(ccb, CAM_REQ_CMP);
3555 case XPT_CALC_GEOMETRY:
3557 struct ccb_calc_geometry *ccg;
3560 if (ccg->block_size == 0) {
3561 ccb->ccb_h.status &= ~CAM_SIM_QUEUED;
3562 mpt_set_ccb_status(ccb, CAM_REQ_INVALID);
3565 mpt_calc_geometry(ccg, /*extended*/1);
3566 KASSERT(ccb->ccb_h.status, ("zero ccb sts at %d\n", __LINE__));
3569 case XPT_PATH_INQ: /* Path routing inquiry */
3571 struct ccb_pathinq *cpi = &ccb->cpi;
3573 cpi->version_num = 1;
3574 cpi->target_sprt = 0;
3575 cpi->hba_eng_cnt = 0;
3576 cpi->max_target = mpt->port_facts[0].MaxDevices - 1;
3577 #if 0 /* XXX swildner */
3578 cpi->maxio = (mpt->max_cam_seg_cnt - 1) * PAGE_SIZE;
3581 * FC cards report MAX_DEVICES of 512, but
3582 * the MSG_SCSI_IO_REQUEST target id field
3583 * is only 8 bits. Until we fix the driver
3584 * to support 'channels' for bus overflow,
3587 if (cpi->max_target > 255) {
3588 cpi->max_target = 255;
3592 * VMware ESX reports > 16 devices and then dies when we probe.
3594 if (mpt->is_spi && cpi->max_target > 15) {
3595 cpi->max_target = 15;
3600 cpi->max_lun = MPT_MAX_LUNS;
3601 cpi->initiator_id = mpt->mpt_ini_id;
3602 cpi->bus_id = cam_sim_bus(sim);
3605 * The base speed is the speed of the underlying connection.
3607 #ifdef CAM_NEW_TRAN_CODE
3608 cpi->protocol = PROTO_SCSI;
3610 cpi->hba_misc = PIM_NOBUSRESET;
3611 cpi->base_transfer_speed = 100000;
3612 cpi->hba_inquiry = PI_TAG_ABLE;
3613 cpi->transport = XPORT_FC;
3614 cpi->transport_version = 0;
3615 cpi->protocol_version = SCSI_REV_SPC;
3616 } else if (mpt->is_sas) {
3617 cpi->hba_misc = PIM_NOBUSRESET;
3618 cpi->base_transfer_speed = 300000;
3619 cpi->hba_inquiry = PI_TAG_ABLE;
3620 cpi->transport = XPORT_SAS;
3621 cpi->transport_version = 0;
3622 cpi->protocol_version = SCSI_REV_SPC2;
3624 cpi->hba_misc = PIM_SEQSCAN;
3625 cpi->base_transfer_speed = 3300;
3626 cpi->hba_inquiry = PI_SDTR_ABLE|PI_TAG_ABLE|PI_WIDE_16;
3627 cpi->transport = XPORT_SPI;
3628 cpi->transport_version = 2;
3629 cpi->protocol_version = SCSI_REV_2;
3633 cpi->hba_misc = PIM_NOBUSRESET;
3634 cpi->base_transfer_speed = 100000;
3635 cpi->hba_inquiry = PI_TAG_ABLE;
3636 } else if (mpt->is_sas) {
3637 cpi->hba_misc = PIM_NOBUSRESET;
3638 cpi->base_transfer_speed = 300000;
3639 cpi->hba_inquiry = PI_TAG_ABLE;
3641 cpi->hba_misc = PIM_SEQSCAN;
3642 cpi->base_transfer_speed = 3300;
3643 cpi->hba_inquiry = PI_SDTR_ABLE|PI_TAG_ABLE|PI_WIDE_16;
3648 * We give our fake RAID passhtru bus a width that is MaxVolumes
3649 * wide and restrict it to one lun.
3651 if (raid_passthru) {
3652 cpi->max_target = mpt->ioc_page2->MaxPhysDisks - 1;
3653 cpi->initiator_id = cpi->max_target + 1;
3657 if ((mpt->role & MPT_ROLE_INITIATOR) == 0) {
3658 cpi->hba_misc |= PIM_NOINITIATOR;
3660 if (mpt->is_fc && (mpt->role & MPT_ROLE_TARGET)) {
3662 PIT_PROCESSOR | PIT_DISCONNECT | PIT_TERM_IO;
3664 cpi->target_sprt = 0;
3666 strncpy(cpi->sim_vid, "FreeBSD", SIM_IDLEN);
3667 strncpy(cpi->hba_vid, "LSI", HBA_IDLEN);
3668 strncpy(cpi->dev_name, cam_sim_name(sim), DEV_IDLEN);
3669 cpi->unit_number = cam_sim_unit(sim);
3670 cpi->ccb_h.status = CAM_REQ_CMP;
3673 case XPT_EN_LUN: /* Enable LUN as a target */
3677 CAMLOCK_2_MPTLOCK(mpt);
3678 if (ccb->cel.enable)
3679 result = mpt_enable_lun(mpt,
3680 ccb->ccb_h.target_id, ccb->ccb_h.target_lun);
3682 result = mpt_disable_lun(mpt,
3683 ccb->ccb_h.target_id, ccb->ccb_h.target_lun);
3684 MPTLOCK_2_CAMLOCK(mpt);
3686 mpt_set_ccb_status(ccb, CAM_REQ_CMP);
3688 mpt_set_ccb_status(ccb, CAM_REQ_CMP_ERR);
3692 case XPT_NOTIFY_ACK: /* recycle notify ack */
3693 case XPT_IMMED_NOTIFY: /* Add Immediate Notify Resource */
3694 case XPT_ACCEPT_TARGET_IO: /* Add Accept Target IO Resource */
3696 tgt_resource_t *trtp;
3697 lun_id_t lun = ccb->ccb_h.target_lun;
3698 ccb->ccb_h.sim_priv.entries[0].field = 0;
3699 ccb->ccb_h.sim_priv.entries[1].ptr = mpt;
3700 ccb->ccb_h.flags = 0;
3702 if (lun == CAM_LUN_WILDCARD) {
3703 if (ccb->ccb_h.target_id != CAM_TARGET_WILDCARD) {
3704 mpt_set_ccb_status(ccb, CAM_REQ_INVALID);
3707 trtp = &mpt->trt_wildcard;
3708 } else if (lun >= MPT_MAX_LUNS) {
3709 mpt_set_ccb_status(ccb, CAM_REQ_INVALID);
3712 trtp = &mpt->trt[lun];
3714 CAMLOCK_2_MPTLOCK(mpt);
3715 if (ccb->ccb_h.func_code == XPT_ACCEPT_TARGET_IO) {
3716 mpt_lprt(mpt, MPT_PRT_DEBUG1,
3717 "Put FREE ATIO %p lun %d\n", ccb, lun);
3718 STAILQ_INSERT_TAIL(&trtp->atios, &ccb->ccb_h,
3720 } else if (ccb->ccb_h.func_code == XPT_IMMED_NOTIFY) {
3721 mpt_lprt(mpt, MPT_PRT_DEBUG1,
3722 "Put FREE INOT lun %d\n", lun);
3723 STAILQ_INSERT_TAIL(&trtp->inots, &ccb->ccb_h,
3726 mpt_lprt(mpt, MPT_PRT_ALWAYS, "Got Notify ACK\n");
3728 mpt_set_ccb_status(ccb, CAM_REQ_INPROG);
3729 MPTLOCK_2_CAMLOCK(mpt);
3732 case XPT_CONT_TARGET_IO:
3733 CAMLOCK_2_MPTLOCK(mpt);
3734 mpt_target_start_io(mpt, ccb);
3735 MPTLOCK_2_CAMLOCK(mpt);
3739 ccb->ccb_h.status = CAM_REQ_INVALID;
3746 mpt_get_spi_settings(struct mpt_softc *mpt, struct ccb_trans_settings *cts)
3748 #ifdef CAM_NEW_TRAN_CODE
3749 struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi;
3750 struct ccb_trans_settings_spi *spi = &cts->xport_specific.spi;
3753 uint32_t dval, pval, oval;
3756 if (IS_CURRENT_SETTINGS(cts) == 0) {
3757 tgt = cts->ccb_h.target_id;
3758 } else if (xpt_path_sim(cts->ccb_h.path) == mpt->phydisk_sim) {
3759 if (mpt_map_physdisk(mpt, (union ccb *)cts, &tgt)) {
3763 tgt = cts->ccb_h.target_id;
3767 * We aren't looking at Port Page 2 BIOS settings here-
3768 * sometimes these have been known to be bogus XXX.
3770 * For user settings, we pick the max from port page 0
3772 * For current settings we read the current settings out from
3773 * device page 0 for that target.
3775 if (IS_CURRENT_SETTINGS(cts)) {
3776 CONFIG_PAGE_SCSI_DEVICE_0 tmp;
3779 CAMLOCK_2_MPTLOCK(mpt);
3780 tmp = mpt->mpt_dev_page0[tgt];
3781 rv = mpt_read_cur_cfg_page(mpt, tgt, &tmp.Header,
3782 sizeof(tmp), FALSE, 5000);
3784 MPTLOCK_2_CAMLOCK(mpt);
3785 mpt_prt(mpt, "can't get tgt %d config page 0\n", tgt);
3788 mpt2host_config_page_scsi_device_0(&tmp);
3790 MPTLOCK_2_CAMLOCK(mpt);
3791 mpt_lprt(mpt, MPT_PRT_DEBUG,
3792 "mpt_get_spi_settings[%d]: current NP %x Info %x\n", tgt,
3793 tmp.NegotiatedParameters, tmp.Information);
3794 dval |= (tmp.NegotiatedParameters & MPI_SCSIDEVPAGE0_NP_WIDE) ?
3795 DP_WIDE : DP_NARROW;
3796 dval |= (mpt->mpt_disc_enable & (1 << tgt)) ?
3797 DP_DISC_ENABLE : DP_DISC_DISABL;
3798 dval |= (mpt->mpt_tag_enable & (1 << tgt)) ?
3799 DP_TQING_ENABLE : DP_TQING_DISABL;
3800 oval = tmp.NegotiatedParameters;
3801 oval &= MPI_SCSIDEVPAGE0_NP_NEG_SYNC_OFFSET_MASK;
3802 oval >>= MPI_SCSIDEVPAGE0_NP_SHIFT_SYNC_OFFSET;
3803 pval = tmp.NegotiatedParameters;
3804 pval &= MPI_SCSIDEVPAGE0_NP_NEG_SYNC_PERIOD_MASK;
3805 pval >>= MPI_SCSIDEVPAGE0_NP_SHIFT_SYNC_PERIOD;
3806 mpt->mpt_dev_page0[tgt] = tmp;
3808 dval = DP_WIDE|DP_DISC_ENABLE|DP_TQING_ENABLE|DP_SYNC;
3809 oval = mpt->mpt_port_page0.Capabilities;
3810 oval = MPI_SCSIPORTPAGE0_CAP_GET_MAX_SYNC_OFFSET(oval);
3811 pval = mpt->mpt_port_page0.Capabilities;
3812 pval = MPI_SCSIPORTPAGE0_CAP_GET_MIN_SYNC_PERIOD(pval);
3815 #ifndef CAM_NEW_TRAN_CODE
3816 cts->flags &= ~(CCB_TRANS_DISC_ENB|CCB_TRANS_TAG_ENB);
3818 cts->sync_period = pval;
3819 cts->sync_offset = oval;
3820 cts->valid |= CCB_TRANS_SYNC_RATE_VALID;
3821 cts->valid |= CCB_TRANS_SYNC_OFFSET_VALID;
3822 cts->valid |= CCB_TRANS_BUS_WIDTH_VALID;
3823 if (dval & DP_WIDE) {
3824 cts->bus_width = MSG_EXT_WDTR_BUS_16_BIT;
3826 cts->bus_width = MSG_EXT_WDTR_BUS_8_BIT;
3828 if (cts->ccb_h.target_lun != CAM_LUN_WILDCARD) {
3829 cts->valid |= CCB_TRANS_DISC_VALID | CCB_TRANS_TQ_VALID;
3830 if (dval & DP_DISC_ENABLE) {
3831 cts->flags |= CCB_TRANS_DISC_ENB;
3833 if (dval & DP_TQING_ENABLE) {
3834 cts->flags |= CCB_TRANS_TAG_ENB;
3842 spi->sync_offset = oval;
3843 spi->sync_period = pval;
3844 spi->valid |= CTS_SPI_VALID_SYNC_OFFSET;
3845 spi->valid |= CTS_SPI_VALID_SYNC_RATE;
3846 spi->valid |= CTS_SPI_VALID_BUS_WIDTH;
3847 if (dval & DP_WIDE) {
3848 spi->bus_width = MSG_EXT_WDTR_BUS_16_BIT;
3850 spi->bus_width = MSG_EXT_WDTR_BUS_8_BIT;
3852 if (cts->ccb_h.target_lun != CAM_LUN_WILDCARD) {
3853 scsi->valid = CTS_SCSI_VALID_TQ;
3854 if (dval & DP_TQING_ENABLE) {
3855 scsi->flags |= CTS_SCSI_FLAGS_TAG_ENB;
3857 spi->valid |= CTS_SPI_VALID_DISC;
3858 if (dval & DP_DISC_ENABLE) {
3859 spi->flags |= CTS_SPI_FLAGS_DISC_ENB;
3863 mpt_lprt(mpt, MPT_PRT_NEGOTIATION,
3864 "mpt_get_spi_settings[%d]: %s flags 0x%x per 0x%x off=%d\n", tgt,
3865 IS_CURRENT_SETTINGS(cts)? "ACTIVE" : "NVRAM ", dval, pval, oval);
3870 mpt_setwidth(struct mpt_softc *mpt, int tgt, int onoff)
3872 PTR_CONFIG_PAGE_SCSI_DEVICE_1 ptr;
3874 ptr = &mpt->mpt_dev_page1[tgt];
3876 ptr->RequestedParameters |= MPI_SCSIDEVPAGE1_RP_WIDE;
3878 ptr->RequestedParameters &= ~MPI_SCSIDEVPAGE1_RP_WIDE;
3883 mpt_setsync(struct mpt_softc *mpt, int tgt, int period, int offset)
3885 PTR_CONFIG_PAGE_SCSI_DEVICE_1 ptr;
3887 ptr = &mpt->mpt_dev_page1[tgt];
3888 ptr->RequestedParameters &= ~MPI_SCSIDEVPAGE1_RP_MIN_SYNC_PERIOD_MASK;
3889 ptr->RequestedParameters &= ~MPI_SCSIDEVPAGE1_RP_MAX_SYNC_OFFSET_MASK;
3890 ptr->RequestedParameters &= ~MPI_SCSIDEVPAGE1_RP_DT;
3891 ptr->RequestedParameters &= ~MPI_SCSIDEVPAGE1_RP_QAS;
3892 ptr->RequestedParameters &= ~MPI_SCSIDEVPAGE1_RP_IU;
3896 ptr->RequestedParameters |=
3897 period << MPI_SCSIDEVPAGE1_RP_SHIFT_MIN_SYNC_PERIOD;
3898 ptr->RequestedParameters |=
3899 offset << MPI_SCSIDEVPAGE1_RP_SHIFT_MAX_SYNC_OFFSET;
3901 ptr->RequestedParameters |= MPI_SCSIDEVPAGE1_RP_DT;
3904 ptr->RequestedParameters |= MPI_SCSIDEVPAGE1_RP_QAS;
3905 ptr->RequestedParameters |= MPI_SCSIDEVPAGE1_RP_IU;
3910 mpt_update_spi_config(struct mpt_softc *mpt, int tgt)
3912 CONFIG_PAGE_SCSI_DEVICE_1 tmp;
3915 mpt_lprt(mpt, MPT_PRT_NEGOTIATION,
3916 "mpt_update_spi_config[%d].page1: Requested Params 0x%08x\n",
3917 tgt, mpt->mpt_dev_page1[tgt].RequestedParameters);
3918 tmp = mpt->mpt_dev_page1[tgt];
3919 host2mpt_config_page_scsi_device_1(&tmp);
3920 rv = mpt_write_cur_cfg_page(mpt, tgt,
3921 &tmp.Header, sizeof(tmp), FALSE, 5000);
3923 mpt_prt(mpt, "mpt_update_spi_config: write cur page failed\n");
3930 mpt_calc_geometry(struct ccb_calc_geometry *ccg, int extended)
3932 cam_calc_geometry(ccg, extended);
3934 uint32_t secs_per_cylinder;
3936 if (ccg->block_size == 0) {
3937 ccg->ccb_h.status = CAM_REQ_INVALID;
3940 size_mb = ccg->volume_size / ((1024L * 1024L) / ccg->block_size);
3941 if (size_mb > 1024 && extended) {
3943 ccg->secs_per_track = 63;
3946 ccg->secs_per_track = 32;
3948 secs_per_cylinder = ccg->heads * ccg->secs_per_track;
3949 ccg->cylinders = ccg->volume_size / secs_per_cylinder;
3950 ccg->ccb_h.status = CAM_REQ_CMP;
3953 /****************************** Timeout Recovery ******************************/
3955 mpt_spawn_recovery_thread(struct mpt_softc *mpt)
3959 error = mpt_kthread_create(mpt_recovery_thread, mpt,
3960 &mpt->recovery_thread, /*flags*/0,
3961 /*altstack*/0, "mpt_recovery%d", mpt->unit);
3966 mpt_terminate_recovery_thread(struct mpt_softc *mpt)
3968 if (mpt->recovery_thread == NULL) {
3971 mpt->shutdwn_recovery = 1;
3974 * Sleep on a slightly different location
3975 * for this interlock just for added safety.
3977 mpt_sleep(mpt, &mpt->recovery_thread, 0, "thtrm", 0);
3981 mpt_recovery_thread(void *arg)
3983 struct mpt_softc *mpt;
3985 mpt = (struct mpt_softc *)arg;
3988 if (TAILQ_EMPTY(&mpt->request_timeout_list) != 0) {
3989 if (mpt->shutdwn_recovery == 0) {
3990 mpt_sleep(mpt, mpt, 0, "idle", 0);
3993 if (mpt->shutdwn_recovery != 0) {
3996 mpt_recover_commands(mpt);
3998 mpt->recovery_thread = NULL;
3999 wakeup(&mpt->recovery_thread);
4001 mpt_kthread_exit(0);
4005 mpt_scsi_send_tmf(struct mpt_softc *mpt, u_int type, u_int flags,
4006 u_int channel, u_int target, u_int lun, u_int abort_ctx, int sleep_ok)
4008 MSG_SCSI_TASK_MGMT *tmf_req;
4012 * Wait for any current TMF request to complete.
4013 * We're only allowed to issue one TMF at a time.
4015 error = mpt_wait_req(mpt, mpt->tmf_req, REQ_STATE_FREE, REQ_STATE_FREE,
4016 sleep_ok, MPT_TMF_MAX_TIMEOUT);
4018 mpt_reset(mpt, TRUE);
4022 mpt_assign_serno(mpt, mpt->tmf_req);
4023 mpt->tmf_req->state = REQ_STATE_ALLOCATED|REQ_STATE_QUEUED;
4025 tmf_req = (MSG_SCSI_TASK_MGMT *)mpt->tmf_req->req_vbuf;
4026 memset(tmf_req, 0, sizeof(*tmf_req));
4027 tmf_req->TargetID = target;
4028 tmf_req->Bus = channel;
4029 tmf_req->Function = MPI_FUNCTION_SCSI_TASK_MGMT;
4030 tmf_req->TaskType = type;
4031 tmf_req->MsgFlags = flags;
4032 tmf_req->MsgContext =
4033 htole32(mpt->tmf_req->index | scsi_tmf_handler_id);
4034 if (lun > MPT_MAX_LUNS) {
4035 tmf_req->LUN[0] = 0x40 | ((lun >> 8) & 0x3f);
4036 tmf_req->LUN[1] = lun & 0xff;
4038 tmf_req->LUN[1] = lun;
4040 tmf_req->TaskMsgContext = abort_ctx;
4042 mpt_lprt(mpt, MPT_PRT_DEBUG,
4043 "Issuing TMF %p:%u with MsgContext of 0x%x\n", mpt->tmf_req,
4044 mpt->tmf_req->serno, tmf_req->MsgContext);
4045 if (mpt->verbose > MPT_PRT_DEBUG) {
4046 mpt_print_request(tmf_req);
4049 KASSERT(mpt_req_on_pending_list(mpt, mpt->tmf_req) == 0,
4050 ("mpt_scsi_send_tmf: tmf_req already on pending list"));
4051 TAILQ_INSERT_HEAD(&mpt->request_pending_list, mpt->tmf_req, links);
4052 error = mpt_send_handshake_cmd(mpt, sizeof(*tmf_req), tmf_req);
4053 if (error != MPT_OK) {
4054 TAILQ_REMOVE(&mpt->request_pending_list, mpt->tmf_req, links);
4055 mpt->tmf_req->state = REQ_STATE_FREE;
4056 mpt_reset(mpt, TRUE);
4062 * When a command times out, it is placed on the requeust_timeout_list
4063 * and we wake our recovery thread. The MPT-Fusion architecture supports
4064 * only a single TMF operation at a time, so we serially abort/bdr, etc,
4065 * the timedout transactions. The next TMF is issued either by the
4066 * completion handler of the current TMF waking our recovery thread,
4067 * or the TMF timeout handler causing a hard reset sequence.
4070 mpt_recover_commands(struct mpt_softc *mpt)
4076 if (TAILQ_EMPTY(&mpt->request_timeout_list) != 0) {
4078 * No work to do- leave.
4080 mpt_prt(mpt, "mpt_recover_commands: no requests.\n");
4085 * Flush any commands whose completion coincides with their timeout.
4089 if (TAILQ_EMPTY(&mpt->request_timeout_list) != 0) {
4091 * The timedout commands have already
4092 * completed. This typically means
4093 * that either the timeout value was on
4094 * the hairy edge of what the device
4095 * requires or - more likely - interrupts
4096 * are not happening.
4098 mpt_prt(mpt, "Timedout requests already complete. "
4099 "Interrupts may not be functioning.\n");
4100 mpt_enable_ints(mpt);
4105 * We have no visibility into the current state of the
4106 * controller, so attempt to abort the commands in the
4107 * order they timed-out. For initiator commands, we
4108 * depend on the reply handler pulling requests off
4111 while ((req = TAILQ_FIRST(&mpt->request_timeout_list)) != NULL) {
4114 MSG_REQUEST_HEADER *hdrp = req->req_vbuf;
4116 mpt_prt(mpt, "attempting to abort req %p:%u function %x\n",
4117 req, req->serno, hdrp->Function);
4120 mpt_prt(mpt, "null ccb in timed out request. "
4121 "Resetting Controller.\n");
4122 mpt_reset(mpt, TRUE);
4125 mpt_set_ccb_status(ccb, CAM_CMD_TIMEOUT);
4128 * Check to see if this is not an initiator command and
4129 * deal with it differently if it is.
4131 switch (hdrp->Function) {
4132 case MPI_FUNCTION_SCSI_IO_REQUEST:
4133 case MPI_FUNCTION_RAID_SCSI_IO_PASSTHROUGH:
4137 * XXX: FIX ME: need to abort target assists...
4139 mpt_prt(mpt, "just putting it back on the pend q\n");
4140 TAILQ_REMOVE(&mpt->request_timeout_list, req, links);
4141 TAILQ_INSERT_HEAD(&mpt->request_pending_list, req,
4146 error = mpt_scsi_send_tmf(mpt,
4147 MPI_SCSITASKMGMT_TASKTYPE_ABORT_TASK,
4148 0, 0, ccb->ccb_h.target_id, ccb->ccb_h.target_lun,
4149 htole32(req->index | scsi_io_handler_id), TRUE);
4153 * mpt_scsi_send_tmf hard resets on failure, so no
4154 * need to do so here. Our queue should be emptied
4155 * by the hard reset.
4160 error = mpt_wait_req(mpt, mpt->tmf_req, REQ_STATE_DONE,
4161 REQ_STATE_DONE, TRUE, 500);
4163 status = le16toh(mpt->tmf_req->IOCStatus);
4164 response = mpt->tmf_req->ResponseCode;
4165 mpt->tmf_req->state = REQ_STATE_FREE;
4169 * If we've errored out,, reset the controller.
4171 mpt_prt(mpt, "mpt_recover_commands: abort timed-out. "
4172 "Resetting controller\n");
4173 mpt_reset(mpt, TRUE);
4177 if ((status & MPI_IOCSTATUS_MASK) != MPI_IOCSTATUS_SUCCESS) {
4178 mpt_prt(mpt, "mpt_recover_commands: IOC Status 0x%x. "
4179 "Resetting controller.\n", status);
4180 mpt_reset(mpt, TRUE);
4184 if (response != MPI_SCSITASKMGMT_RSP_TM_SUCCEEDED &&
4185 response != MPI_SCSITASKMGMT_RSP_TM_COMPLETE) {
4186 mpt_prt(mpt, "mpt_recover_commands: TMF Response 0x%x. "
4187 "Resetting controller.\n", response);
4188 mpt_reset(mpt, TRUE);
4191 mpt_prt(mpt, "abort of req %p:%u completed\n", req, req->serno);
4195 /************************ Target Mode Support ****************************/
4197 mpt_fc_post_els(struct mpt_softc *mpt, request_t *req, int ioindex)
4199 MSG_LINK_SERVICE_BUFFER_POST_REQUEST *fc;
4200 PTR_SGE_TRANSACTION32 tep;
4201 PTR_SGE_SIMPLE32 se;
4205 paddr = req->req_pbuf;
4206 paddr += MPT_RQSL(mpt);
4209 memset(fc, 0, MPT_REQUEST_AREA);
4210 fc->BufferCount = 1;
4211 fc->Function = MPI_FUNCTION_FC_LINK_SRVC_BUF_POST;
4212 fc->MsgContext = htole32(req->index | fc_els_handler_id);
4215 * Okay, set up ELS buffer pointers. ELS buffer pointers
4216 * consist of a TE SGL element (with details length of zero)
4217 * followed by a SIMPLE SGL element which holds the address
4221 tep = (PTR_SGE_TRANSACTION32) &fc->SGL;
4223 tep->ContextSize = 4;
4225 tep->TransactionContext[0] = htole32(ioindex);
4227 se = (PTR_SGE_SIMPLE32) &tep->TransactionDetails[0];
4229 MPI_SGE_FLAGS_HOST_TO_IOC |
4230 MPI_SGE_FLAGS_SIMPLE_ELEMENT |
4231 MPI_SGE_FLAGS_LAST_ELEMENT |
4232 MPI_SGE_FLAGS_END_OF_LIST |
4233 MPI_SGE_FLAGS_END_OF_BUFFER;
4234 fl <<= MPI_SGE_FLAGS_SHIFT;
4235 fl |= (MPT_NRFM(mpt) - MPT_RQSL(mpt));
4236 se->FlagsLength = htole32(fl);
4237 se->Address = htole32((uint32_t) paddr);
4238 mpt_lprt(mpt, MPT_PRT_DEBUG,
4239 "add ELS index %d ioindex %d for %p:%u\n",
4240 req->index, ioindex, req, req->serno);
4241 KASSERT(((req->state & REQ_STATE_LOCKED) != 0),
4242 ("mpt_fc_post_els: request not locked"));
4243 mpt_send_cmd(mpt, req);
4247 mpt_post_target_command(struct mpt_softc *mpt, request_t *req, int ioindex)
4249 PTR_MSG_TARGET_CMD_BUFFER_POST_REQUEST fc;
4250 PTR_CMD_BUFFER_DESCRIPTOR cb;
4253 paddr = req->req_pbuf;
4254 paddr += MPT_RQSL(mpt);
4255 memset(req->req_vbuf, 0, MPT_REQUEST_AREA);
4256 MPT_TGT_STATE(mpt, req)->state = TGT_STATE_LOADING;
4259 fc->BufferCount = 1;
4260 fc->Function = MPI_FUNCTION_TARGET_CMD_BUFFER_POST;
4261 fc->MsgContext = htole32(req->index | mpt->scsi_tgt_handler_id);
4263 cb = &fc->Buffer[0];
4264 cb->IoIndex = htole16(ioindex);
4265 cb->u.PhysicalAddress32 = htole32((U32) paddr);
4267 mpt_check_doorbell(mpt);
4268 mpt_send_cmd(mpt, req);
4272 mpt_add_els_buffers(struct mpt_softc *mpt)
4276 if (mpt->is_fc == 0) {
4280 if (mpt->els_cmds_allocated) {
4284 mpt->els_cmd_ptrs = kmalloc(MPT_MAX_ELS * sizeof (request_t *),
4285 M_DEVBUF, M_NOWAIT | M_ZERO);
4287 if (mpt->els_cmd_ptrs == NULL) {
4292 * Feed the chip some ELS buffer resources
4294 for (i = 0; i < MPT_MAX_ELS; i++) {
4295 request_t *req = mpt_get_request(mpt, FALSE);
4299 req->state |= REQ_STATE_LOCKED;
4300 mpt->els_cmd_ptrs[i] = req;
4301 mpt_fc_post_els(mpt, req, i);
4305 mpt_prt(mpt, "unable to add ELS buffer resources\n");
4306 kfree(mpt->els_cmd_ptrs, M_DEVBUF);
4307 mpt->els_cmd_ptrs = NULL;
4310 if (i != MPT_MAX_ELS) {
4311 mpt_lprt(mpt, MPT_PRT_INFO,
4312 "only added %d of %d ELS buffers\n", i, MPT_MAX_ELS);
4314 mpt->els_cmds_allocated = i;
4319 mpt_add_target_commands(struct mpt_softc *mpt)
4323 if (mpt->tgt_cmd_ptrs) {
4327 max = MPT_MAX_REQUESTS(mpt) >> 1;
4328 if (max > mpt->mpt_max_tgtcmds) {
4329 max = mpt->mpt_max_tgtcmds;
4332 kmalloc(max * sizeof (request_t *), M_DEVBUF, M_NOWAIT | M_ZERO);
4333 if (mpt->tgt_cmd_ptrs == NULL) {
4335 "mpt_add_target_commands: could not allocate cmd ptrs\n");
4339 for (i = 0; i < max; i++) {
4342 req = mpt_get_request(mpt, FALSE);
4346 req->state |= REQ_STATE_LOCKED;
4347 mpt->tgt_cmd_ptrs[i] = req;
4348 mpt_post_target_command(mpt, req, i);
4353 mpt_lprt(mpt, MPT_PRT_ERROR, "could not add any target bufs\n");
4354 kfree(mpt->tgt_cmd_ptrs, M_DEVBUF);
4355 mpt->tgt_cmd_ptrs = NULL;
4359 mpt->tgt_cmds_allocated = i;
4362 mpt_lprt(mpt, MPT_PRT_INFO,
4363 "added %d of %d target bufs\n", i, max);
4369 mpt_enable_lun(struct mpt_softc *mpt, target_id_t tgt, lun_id_t lun)
4371 if (tgt == CAM_TARGET_WILDCARD && lun == CAM_LUN_WILDCARD) {
4373 } else if (lun >= MPT_MAX_LUNS) {
4375 } else if (tgt != CAM_TARGET_WILDCARD && tgt != 0) {
4378 if (mpt->tenabled == 0) {
4380 (void) mpt_fc_reset_link(mpt, 0);
4384 if (lun == CAM_LUN_WILDCARD) {
4385 mpt->trt_wildcard.enabled = 1;
4387 mpt->trt[lun].enabled = 1;
4393 mpt_disable_lun(struct mpt_softc *mpt, target_id_t tgt, lun_id_t lun)
4396 if (tgt == CAM_TARGET_WILDCARD && lun == CAM_LUN_WILDCARD) {
4398 } else if (lun >= MPT_MAX_LUNS) {
4400 } else if (tgt != CAM_TARGET_WILDCARD && tgt != 0) {
4403 if (lun == CAM_LUN_WILDCARD) {
4404 mpt->trt_wildcard.enabled = 0;
4406 mpt->trt[lun].enabled = 0;
4408 for (i = 0; i < MPT_MAX_LUNS; i++) {
4409 if (mpt->trt[lun].enabled) {
4413 if (i == MPT_MAX_LUNS && mpt->twildcard == 0) {
4415 (void) mpt_fc_reset_link(mpt, 0);
4423 * Called with MPT lock held
4426 mpt_target_start_io(struct mpt_softc *mpt, union ccb *ccb)
4428 struct ccb_scsiio *csio = &ccb->csio;
4429 request_t *cmd_req = MPT_TAG_2_REQ(mpt, csio->tag_id);
4430 mpt_tgt_state_t *tgt = MPT_TGT_STATE(mpt, cmd_req);
4432 switch (tgt->state) {
4433 case TGT_STATE_IN_CAM:
4435 case TGT_STATE_MOVING_DATA:
4436 mpt_set_ccb_status(ccb, CAM_REQUEUE_REQ);
4437 xpt_freeze_simq(mpt->sim, 1);
4438 ccb->ccb_h.status &= ~CAM_SIM_QUEUED;
4439 tgt->ccb->ccb_h.status |= CAM_RELEASE_SIMQ;
4440 MPTLOCK_2_CAMLOCK(mpt);
4442 CAMLOCK_2_MPTLOCK(mpt);
4445 mpt_prt(mpt, "ccb %p flags 0x%x tag 0x%08x had bad request "
4446 "starting I/O\n", ccb, csio->ccb_h.flags, csio->tag_id);
4447 mpt_tgt_dump_req_state(mpt, cmd_req);
4448 mpt_set_ccb_status(ccb, CAM_REQ_CMP_ERR);
4449 MPTLOCK_2_CAMLOCK(mpt);
4451 CAMLOCK_2_MPTLOCK(mpt);
4455 if (csio->dxfer_len) {
4456 bus_dmamap_callback_t *cb;
4457 PTR_MSG_TARGET_ASSIST_REQUEST ta;
4460 KASSERT((ccb->ccb_h.flags & CAM_DIR_MASK) != CAM_DIR_NONE,
4461 ("dxfer_len %u but direction is NONE\n", csio->dxfer_len));
4463 if ((req = mpt_get_request(mpt, FALSE)) == NULL) {
4464 if (mpt->outofbeer == 0) {
4466 xpt_freeze_simq(mpt->sim, 1);
4467 mpt_lprt(mpt, MPT_PRT_DEBUG, "FREEZEQ\n");
4469 ccb->ccb_h.status &= ~CAM_SIM_QUEUED;
4470 mpt_set_ccb_status(ccb, CAM_REQUEUE_REQ);
4471 MPTLOCK_2_CAMLOCK(mpt);
4473 CAMLOCK_2_MPTLOCK(mpt);
4476 ccb->ccb_h.status = CAM_SIM_QUEUED | CAM_REQ_INPROG;
4477 if (sizeof (bus_addr_t) > 4) {
4478 cb = mpt_execute_req_a64;
4480 cb = mpt_execute_req;
4484 ccb->ccb_h.ccb_req_ptr = req;
4487 * Record the currently active ccb and the
4488 * request for it in our target state area.
4493 memset(req->req_vbuf, 0, MPT_RQSL(mpt));
4497 PTR_MPI_TARGET_SSP_CMD_BUFFER ssp =
4499 ta->QueueTag = ssp->InitiatorTag;
4500 } else if (mpt->is_spi) {
4501 PTR_MPI_TARGET_SCSI_SPI_CMD_BUFFER sp =
4503 ta->QueueTag = sp->Tag;
4505 ta->Function = MPI_FUNCTION_TARGET_ASSIST;
4506 ta->MsgContext = htole32(req->index | mpt->scsi_tgt_handler_id);
4507 ta->ReplyWord = htole32(tgt->reply_desc);
4508 if (csio->ccb_h.target_lun > MPT_MAX_LUNS) {
4510 0x40 | ((csio->ccb_h.target_lun >> 8) & 0x3f);
4511 ta->LUN[1] = csio->ccb_h.target_lun & 0xff;
4513 ta->LUN[1] = csio->ccb_h.target_lun;
4516 ta->RelativeOffset = tgt->bytes_xfered;
4517 ta->DataLength = ccb->csio.dxfer_len;
4518 if (ta->DataLength > tgt->resid) {
4519 ta->DataLength = tgt->resid;
4523 * XXX Should be done after data transfer completes?
4525 tgt->resid -= csio->dxfer_len;
4526 tgt->bytes_xfered += csio->dxfer_len;
4528 if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) {
4529 ta->TargetAssistFlags |=
4530 TARGET_ASSIST_FLAGS_DATA_DIRECTION;
4533 #ifdef WE_TRUST_AUTO_GOOD_STATUS
4534 if ((ccb->ccb_h.flags & CAM_SEND_STATUS) &&
4535 csio->scsi_status == SCSI_STATUS_OK && tgt->resid == 0) {
4536 ta->TargetAssistFlags |=
4537 TARGET_ASSIST_FLAGS_AUTO_STATUS;
4540 tgt->state = TGT_STATE_SETTING_UP_FOR_DATA;
4542 mpt_lprt(mpt, MPT_PRT_DEBUG,
4543 "DATA_CCB %p tag %x %u bytes %u resid flg %x req %p:%u "
4544 "nxtstate=%d\n", csio, csio->tag_id, csio->dxfer_len,
4545 tgt->resid, ccb->ccb_h.flags, req, req->serno, tgt->state);
4547 MPTLOCK_2_CAMLOCK(mpt);
4548 if ((ccb->ccb_h.flags & CAM_SCATTER_VALID) == 0) {
4549 if ((ccb->ccb_h.flags & CAM_DATA_PHYS) == 0) {
4552 error = bus_dmamap_load(mpt->buffer_dmat,
4553 req->dmap, csio->data_ptr, csio->dxfer_len,
4556 if (error == EINPROGRESS) {
4557 xpt_freeze_simq(mpt->sim, 1);
4558 ccb->ccb_h.status |= CAM_RELEASE_SIMQ;
4562 * We have been given a pointer to single
4565 struct bus_dma_segment seg;
4566 seg.ds_addr = (bus_addr_t)
4567 (vm_offset_t)csio->data_ptr;
4568 seg.ds_len = csio->dxfer_len;
4569 (*cb)(req, &seg, 1, 0);
4573 * We have been given a list of addresses.
4574 * This case could be easily supported but they are not
4575 * currently generated by the CAM subsystem so there
4576 * is no point in wasting the time right now.
4578 struct bus_dma_segment *sgs;
4579 if ((ccb->ccb_h.flags & CAM_SG_LIST_PHYS) == 0) {
4580 (*cb)(req, NULL, 0, EFAULT);
4582 /* Just use the segments provided */
4583 sgs = (struct bus_dma_segment *)csio->data_ptr;
4584 (*cb)(req, sgs, csio->sglist_cnt, 0);
4587 CAMLOCK_2_MPTLOCK(mpt);
4589 uint8_t *sp = NULL, sense[MPT_SENSE_SIZE];
4592 * XXX: I don't know why this seems to happen, but
4593 * XXX: completing the CCB seems to make things happy.
4594 * XXX: This seems to happen if the initiator requests
4595 * XXX: enough data that we have to do multiple CTIOs.
4597 if ((ccb->ccb_h.flags & CAM_SEND_STATUS) == 0) {
4598 mpt_lprt(mpt, MPT_PRT_DEBUG,
4599 "Meaningless STATUS CCB (%p): flags %x status %x "
4600 "resid %d bytes_xfered %u\n", ccb, ccb->ccb_h.flags,
4601 ccb->ccb_h.status, tgt->resid, tgt->bytes_xfered);
4602 mpt_set_ccb_status(ccb, CAM_REQ_CMP);
4603 ccb->ccb_h.status &= ~CAM_SIM_QUEUED;
4604 MPTLOCK_2_CAMLOCK(mpt);
4606 CAMLOCK_2_MPTLOCK(mpt);
4609 if (ccb->ccb_h.flags & CAM_SEND_SENSE) {
4611 memcpy(sp, &csio->sense_data,
4612 min(csio->sense_len, MPT_SENSE_SIZE));
4614 mpt_scsi_tgt_status(mpt, ccb, cmd_req, csio->scsi_status, sp);
4619 mpt_scsi_tgt_local(struct mpt_softc *mpt, request_t *cmd_req,
4620 uint32_t lun, int send, uint8_t *data, size_t length)
4622 mpt_tgt_state_t *tgt;
4623 PTR_MSG_TARGET_ASSIST_REQUEST ta;
4631 * We enter with resid set to the data load for the command.
4633 tgt = MPT_TGT_STATE(mpt, cmd_req);
4634 if (length == 0 || tgt->resid == 0) {
4636 mpt_scsi_tgt_status(mpt, NULL, cmd_req, 0, NULL);
4640 if ((req = mpt_get_request(mpt, FALSE)) == NULL) {
4641 mpt_prt(mpt, "out of resources- dropping local response\n");
4647 memset(req->req_vbuf, 0, MPT_RQSL(mpt));
4651 PTR_MPI_TARGET_SSP_CMD_BUFFER ssp = cmd_req->req_vbuf;
4652 ta->QueueTag = ssp->InitiatorTag;
4653 } else if (mpt->is_spi) {
4654 PTR_MPI_TARGET_SCSI_SPI_CMD_BUFFER sp = cmd_req->req_vbuf;
4655 ta->QueueTag = sp->Tag;
4657 ta->Function = MPI_FUNCTION_TARGET_ASSIST;
4658 ta->MsgContext = htole32(req->index | mpt->scsi_tgt_handler_id);
4659 ta->ReplyWord = htole32(tgt->reply_desc);
4660 if (lun > MPT_MAX_LUNS) {
4661 ta->LUN[0] = 0x40 | ((lun >> 8) & 0x3f);
4662 ta->LUN[1] = lun & 0xff;
4666 ta->RelativeOffset = 0;
4667 ta->DataLength = length;
4669 dptr = req->req_vbuf;
4670 dptr += MPT_RQSL(mpt);
4671 pptr = req->req_pbuf;
4672 pptr += MPT_RQSL(mpt);
4673 memcpy(dptr, data, min(length, MPT_RQSL(mpt)));
4675 se = (SGE_SIMPLE32 *) &ta->SGL[0];
4676 memset(se, 0,sizeof (*se));
4678 flags = MPI_SGE_FLAGS_SIMPLE_ELEMENT;
4680 ta->TargetAssistFlags |= TARGET_ASSIST_FLAGS_DATA_DIRECTION;
4681 flags |= MPI_SGE_FLAGS_HOST_TO_IOC;
4684 MPI_pSGE_SET_LENGTH(se, length);
4685 flags |= MPI_SGE_FLAGS_LAST_ELEMENT;
4686 flags |= MPI_SGE_FLAGS_END_OF_LIST | MPI_SGE_FLAGS_END_OF_BUFFER;
4687 MPI_pSGE_SET_FLAGS(se, flags);
4691 tgt->resid -= length;
4692 tgt->bytes_xfered = length;
4693 #ifdef WE_TRUST_AUTO_GOOD_STATUS
4694 tgt->state = TGT_STATE_MOVING_DATA_AND_STATUS;
4696 tgt->state = TGT_STATE_MOVING_DATA;
4698 mpt_send_cmd(mpt, req);
4702 * Abort queued up CCBs
4705 mpt_abort_target_ccb(struct mpt_softc *mpt, union ccb *ccb)
4707 struct mpt_hdr_stailq *lp;
4708 struct ccb_hdr *srch;
4710 union ccb *accb = ccb->cab.abort_ccb;
4711 tgt_resource_t *trtp;
4713 mpt_lprt(mpt, MPT_PRT_DEBUG, "aborting ccb %p\n", accb);
4715 if (ccb->ccb_h.target_lun == CAM_LUN_WILDCARD) {
4716 trtp = &mpt->trt_wildcard;
4718 trtp = &mpt->trt[ccb->ccb_h.target_lun];
4721 if (accb->ccb_h.func_code == XPT_ACCEPT_TARGET_IO) {
4723 } else if (accb->ccb_h.func_code == XPT_IMMED_NOTIFY) {
4726 return (CAM_REQ_INVALID);
4729 STAILQ_FOREACH(srch, lp, sim_links.stqe) {
4730 if (srch == &accb->ccb_h) {
4732 STAILQ_REMOVE(lp, srch, ccb_hdr, sim_links.stqe);
4737 accb->ccb_h.status = CAM_REQ_ABORTED;
4739 return (CAM_REQ_CMP);
4741 mpt_prt(mpt, "mpt_abort_tgt_ccb: CCB %p not found\n", ccb);
4742 return (CAM_PATH_INVALID);
4746 * Ask the MPT to abort the current target command
4749 mpt_abort_target_cmd(struct mpt_softc *mpt, request_t *cmd_req)
4753 PTR_MSG_TARGET_MODE_ABORT abtp;
4755 req = mpt_get_request(mpt, FALSE);
4759 abtp = req->req_vbuf;
4760 memset(abtp, 0, sizeof (*abtp));
4762 abtp->MsgContext = htole32(req->index | mpt->scsi_tgt_handler_id);
4763 abtp->AbortType = TARGET_MODE_ABORT_TYPE_EXACT_IO;
4764 abtp->Function = MPI_FUNCTION_TARGET_MODE_ABORT;
4765 abtp->ReplyWord = htole32(MPT_TGT_STATE(mpt, cmd_req)->reply_desc);
4767 if (mpt->is_fc || mpt->is_sas) {
4768 mpt_send_cmd(mpt, req);
4770 error = mpt_send_handshake_cmd(mpt, sizeof(*req), req);
4776 * WE_TRUST_AUTO_GOOD_STATUS- I've found that setting
4777 * TARGET_STATUS_SEND_FLAGS_AUTO_GOOD_STATUS leads the
4778 * FC929 to set bogus FC_RSP fields (nonzero residuals
4779 * but w/o RESID fields set). This causes QLogic initiators
4780 * to think maybe that a frame was lost.
4782 * WE_CAN_USE_AUTO_REPOST- we can't use AUTO_REPOST because
4783 * we use allocated requests to do TARGET_ASSIST and we
4784 * need to know when to release them.
4788 mpt_scsi_tgt_status(struct mpt_softc *mpt, union ccb *ccb, request_t *cmd_req,
4789 uint8_t status, uint8_t const *sense_data)
4792 mpt_tgt_state_t *tgt;
4793 PTR_MSG_TARGET_STATUS_SEND_REQUEST tp;
4799 cmd_vbuf = cmd_req->req_vbuf;
4800 cmd_vbuf += MPT_RQSL(mpt);
4801 tgt = MPT_TGT_STATE(mpt, cmd_req);
4803 if ((req = mpt_get_request(mpt, FALSE)) == NULL) {
4804 if (mpt->outofbeer == 0) {
4806 xpt_freeze_simq(mpt->sim, 1);
4807 mpt_lprt(mpt, MPT_PRT_DEBUG, "FREEZEQ\n");
4810 ccb->ccb_h.status &= ~CAM_SIM_QUEUED;
4811 mpt_set_ccb_status(ccb, CAM_REQUEUE_REQ);
4812 MPTLOCK_2_CAMLOCK(mpt);
4814 CAMLOCK_2_MPTLOCK(mpt);
4817 "could not allocate status request- dropping\n");
4823 ccb->ccb_h.ccb_mpt_ptr = mpt;
4824 ccb->ccb_h.ccb_req_ptr = req;
4828 * Record the currently active ccb, if any, and the
4829 * request for it in our target state area.
4833 tgt->state = TGT_STATE_SENDING_STATUS;
4836 paddr = req->req_pbuf;
4837 paddr += MPT_RQSL(mpt);
4839 memset(tp, 0, sizeof (*tp));
4840 tp->Function = MPI_FUNCTION_TARGET_STATUS_SEND;
4842 PTR_MPI_TARGET_FCP_CMD_BUFFER fc =
4843 (PTR_MPI_TARGET_FCP_CMD_BUFFER) cmd_vbuf;
4847 sts_vbuf = req->req_vbuf;
4848 sts_vbuf += MPT_RQSL(mpt);
4849 rsp = (uint32_t *) sts_vbuf;
4850 memcpy(tp->LUN, fc->FcpLun, sizeof (tp->LUN));
4853 * The MPI_TARGET_FCP_RSP_BUFFER define is unfortunate.
4854 * It has to be big-endian in memory and is organized
4855 * in 32 bit words, which are much easier to deal with
4856 * as words which are swizzled as needed.
4858 * All we're filling here is the FC_RSP payload.
4859 * We may just have the chip synthesize it if
4860 * we have no residual and an OK status.
4863 memset(rsp, 0, sizeof (MPI_TARGET_FCP_RSP_BUFFER));
4867 rsp[2] |= 0x800; /* XXXX NEED MNEMONIC!!!! */
4868 rsp[3] = htobe32(tgt->resid);
4869 #ifdef WE_TRUST_AUTO_GOOD_STATUS
4870 resplen = sizeof (MPI_TARGET_FCP_RSP_BUFFER);
4873 if (status == SCSI_STATUS_CHECK_COND) {
4876 rsp[2] |= 0x200; /* XXXX NEED MNEMONIC!!!! */
4877 rsp[4] = htobe32(MPT_SENSE_SIZE);
4879 memcpy(&rsp[8], sense_data, MPT_SENSE_SIZE);
4881 mpt_prt(mpt, "mpt_scsi_tgt_status: CHECK CONDI"
4882 "TION but no sense data?\n");
4883 memset(&rsp, 0, MPT_SENSE_SIZE);
4885 for (i = 8; i < (8 + (MPT_SENSE_SIZE >> 2)); i++) {
4886 rsp[i] = htobe32(rsp[i]);
4888 #ifdef WE_TRUST_AUTO_GOOD_STATUS
4889 resplen = sizeof (MPI_TARGET_FCP_RSP_BUFFER);
4892 #ifndef WE_TRUST_AUTO_GOOD_STATUS
4893 resplen = sizeof (MPI_TARGET_FCP_RSP_BUFFER);
4895 rsp[2] = htobe32(rsp[2]);
4896 } else if (mpt->is_sas) {
4897 PTR_MPI_TARGET_SSP_CMD_BUFFER ssp =
4898 (PTR_MPI_TARGET_SSP_CMD_BUFFER) cmd_vbuf;
4899 memcpy(tp->LUN, ssp->LogicalUnitNumber, sizeof (tp->LUN));
4901 PTR_MPI_TARGET_SCSI_SPI_CMD_BUFFER sp =
4902 (PTR_MPI_TARGET_SCSI_SPI_CMD_BUFFER) cmd_vbuf;
4903 tp->StatusCode = status;
4904 tp->QueueTag = htole16(sp->Tag);
4905 memcpy(tp->LUN, sp->LogicalUnitNumber, sizeof (tp->LUN));
4908 tp->ReplyWord = htole32(tgt->reply_desc);
4909 tp->MsgContext = htole32(req->index | mpt->scsi_tgt_handler_id);
4911 #ifdef WE_CAN_USE_AUTO_REPOST
4912 tp->MsgFlags = TARGET_STATUS_SEND_FLAGS_REPOST_CMD_BUFFER;
4914 if (status == SCSI_STATUS_OK && resplen == 0) {
4915 tp->MsgFlags |= TARGET_STATUS_SEND_FLAGS_AUTO_GOOD_STATUS;
4917 tp->StatusDataSGE.u.Address32 = htole32((uint32_t) paddr);
4919 MPI_SGE_FLAGS_HOST_TO_IOC |
4920 MPI_SGE_FLAGS_SIMPLE_ELEMENT |
4921 MPI_SGE_FLAGS_LAST_ELEMENT |
4922 MPI_SGE_FLAGS_END_OF_LIST |
4923 MPI_SGE_FLAGS_END_OF_BUFFER;
4924 fl <<= MPI_SGE_FLAGS_SHIFT;
4926 tp->StatusDataSGE.FlagsLength = htole32(fl);
4929 mpt_lprt(mpt, MPT_PRT_DEBUG,
4930 "STATUS_CCB %p (wit%s sense) tag %x req %p:%u resid %u\n",
4931 ccb, sense_data?"h" : "hout", ccb? ccb->csio.tag_id : -1, req,
4932 req->serno, tgt->resid);
4934 ccb->ccb_h.status = CAM_SIM_QUEUED | CAM_REQ_INPROG;
4935 mpt_req_timeout(req, 60 * hz, mpt_timeout, ccb);
4937 mpt_send_cmd(mpt, req);
4941 mpt_scsi_tgt_tsk_mgmt(struct mpt_softc *mpt, request_t *req, mpt_task_mgmt_t fc,
4942 tgt_resource_t *trtp, int init_id)
4944 struct ccb_immed_notify *inot;
4945 mpt_tgt_state_t *tgt;
4947 tgt = MPT_TGT_STATE(mpt, req);
4948 inot = (struct ccb_immed_notify *) STAILQ_FIRST(&trtp->inots);
4950 mpt_lprt(mpt, MPT_PRT_WARN, "no INOTSs- sending back BSY\n");
4951 mpt_scsi_tgt_status(mpt, NULL, req, SCSI_STATUS_BUSY, NULL);
4954 STAILQ_REMOVE_HEAD(&trtp->inots, sim_links.stqe);
4955 mpt_lprt(mpt, MPT_PRT_DEBUG1,
4956 "Get FREE INOT %p lun %d\n", inot, inot->ccb_h.target_lun);
4958 memset(&inot->sense_data, 0, sizeof (inot->sense_data));
4959 inot->sense_len = 0;
4960 memset(inot->message_args, 0, sizeof (inot->message_args));
4961 inot->initiator_id = init_id; /* XXX */
4964 * This is a somewhat grotesque attempt to map from task management
4965 * to old style SCSI messages. God help us all.
4968 case MPT_ABORT_TASK_SET:
4969 inot->message_args[0] = MSG_ABORT_TAG;
4971 case MPT_CLEAR_TASK_SET:
4972 inot->message_args[0] = MSG_CLEAR_TASK_SET;
4974 case MPT_TARGET_RESET:
4975 inot->message_args[0] = MSG_TARGET_RESET;
4978 inot->message_args[0] = MSG_CLEAR_ACA;
4980 case MPT_TERMINATE_TASK:
4981 inot->message_args[0] = MSG_ABORT_TAG;
4984 inot->message_args[0] = MSG_NOOP;
4987 tgt->ccb = (union ccb *) inot;
4988 inot->ccb_h.status = CAM_MESSAGE_RECV|CAM_DEV_QFRZN;
4989 MPTLOCK_2_CAMLOCK(mpt);
4990 xpt_done((union ccb *)inot);
4991 CAMLOCK_2_MPTLOCK(mpt);
4995 mpt_scsi_tgt_atio(struct mpt_softc *mpt, request_t *req, uint32_t reply_desc)
4997 static uint8_t null_iqd[SHORT_INQUIRY_LENGTH] = {
4998 0x7f, 0x00, 0x02, 0x02, 0x20, 0x00, 0x00, 0x32,
4999 'F', 'R', 'E', 'E', 'B', 'S', 'D', ' ',
5000 'L', 'S', 'I', '-', 'L', 'O', 'G', 'I',
5001 'C', ' ', 'N', 'U', 'L', 'D', 'E', 'V',
5004 struct ccb_accept_tio *atiop;
5007 mpt_tgt_state_t *tgt;
5008 tgt_resource_t *trtp = NULL;
5013 mpt_task_mgmt_t fct = MPT_NIL_TMT_VALUE;
5017 * Stash info for the current command where we can get at it later.
5019 vbuf = req->req_vbuf;
5020 vbuf += MPT_RQSL(mpt);
5023 * Get our state pointer set up.
5025 tgt = MPT_TGT_STATE(mpt, req);
5026 if (tgt->state != TGT_STATE_LOADED) {
5027 mpt_tgt_dump_req_state(mpt, req);
5028 panic("bad target state in mpt_scsi_tgt_atio");
5030 memset(tgt, 0, sizeof (mpt_tgt_state_t));
5031 tgt->state = TGT_STATE_IN_CAM;
5032 tgt->reply_desc = reply_desc;
5033 ioindex = GET_IO_INDEX(reply_desc);
5034 if (mpt->verbose >= MPT_PRT_DEBUG) {
5035 mpt_dump_data(mpt, "mpt_scsi_tgt_atio response", vbuf,
5036 max(sizeof (MPI_TARGET_FCP_CMD_BUFFER),
5037 max(sizeof (MPI_TARGET_SSP_CMD_BUFFER),
5038 sizeof (MPI_TARGET_SCSI_SPI_CMD_BUFFER))));
5041 PTR_MPI_TARGET_FCP_CMD_BUFFER fc;
5042 fc = (PTR_MPI_TARGET_FCP_CMD_BUFFER) vbuf;
5043 if (fc->FcpCntl[2]) {
5045 * Task Management Request
5047 switch (fc->FcpCntl[2]) {
5049 fct = MPT_ABORT_TASK_SET;
5052 fct = MPT_CLEAR_TASK_SET;
5055 fct = MPT_TARGET_RESET;
5058 fct = MPT_CLEAR_ACA;
5061 fct = MPT_TERMINATE_TASK;
5064 mpt_prt(mpt, "CORRUPTED TASK MGMT BITS: 0x%x\n",
5066 mpt_scsi_tgt_status(mpt, 0, req,
5071 switch (fc->FcpCntl[1]) {
5073 tag_action = MSG_SIMPLE_Q_TAG;
5076 tag_action = MSG_HEAD_OF_Q_TAG;
5079 tag_action = MSG_ORDERED_Q_TAG;
5083 * Bah. Ignore Untagged Queing and ACA
5085 tag_action = MSG_SIMPLE_Q_TAG;
5089 tgt->resid = be32toh(fc->FcpDl);
5091 lunptr = fc->FcpLun;
5092 itag = be16toh(fc->OptionalOxid);
5093 } else if (mpt->is_sas) {
5094 PTR_MPI_TARGET_SSP_CMD_BUFFER ssp;
5095 ssp = (PTR_MPI_TARGET_SSP_CMD_BUFFER) vbuf;
5097 lunptr = ssp->LogicalUnitNumber;
5098 itag = ssp->InitiatorTag;
5100 PTR_MPI_TARGET_SCSI_SPI_CMD_BUFFER sp;
5101 sp = (PTR_MPI_TARGET_SCSI_SPI_CMD_BUFFER) vbuf;
5103 lunptr = sp->LogicalUnitNumber;
5108 * Generate a simple lun
5110 switch (lunptr[0] & 0xc0) {
5112 lun = ((lunptr[0] & 0x3f) << 8) | lunptr[1];
5118 mpt_lprt(mpt, MPT_PRT_ERROR, "cannot handle this type lun\n");
5124 * Deal with non-enabled or bad luns here.
5126 if (lun >= MPT_MAX_LUNS || mpt->tenabled == 0 ||
5127 mpt->trt[lun].enabled == 0) {
5128 if (mpt->twildcard) {
5129 trtp = &mpt->trt_wildcard;
5130 } else if (fct == MPT_NIL_TMT_VALUE) {
5132 * In this case, we haven't got an upstream listener
5133 * for either a specific lun or wildcard luns. We
5134 * have to make some sensible response. For regular
5135 * inquiry, just return some NOT HERE inquiry data.
5136 * For VPD inquiry, report illegal field in cdb.
5137 * For REQUEST SENSE, just return NO SENSE data.
5138 * REPORT LUNS gets illegal command.
5139 * All other commands get 'no such device'.
5141 uint8_t *sp, cond, buf[MPT_SENSE_SIZE];
5144 memset(buf, 0, MPT_SENSE_SIZE);
5145 cond = SCSI_STATUS_CHECK_COND;
5150 tgt->tag_id = MPT_MAKE_TAGID(mpt, req, ioindex);
5160 len = min(tgt->resid, cdbp[4]);
5161 len = min(len, sizeof (null_iqd));
5162 mpt_lprt(mpt, MPT_PRT_DEBUG,
5163 "local inquiry %ld bytes\n", (long) len);
5164 mpt_scsi_tgt_local(mpt, req, lun, 1,
5171 len = min(tgt->resid, cdbp[4]);
5172 len = min(len, sizeof (buf));
5173 mpt_lprt(mpt, MPT_PRT_DEBUG,
5174 "local reqsense %ld bytes\n", (long) len);
5175 mpt_scsi_tgt_local(mpt, req, lun, 1,
5180 mpt_lprt(mpt, MPT_PRT_DEBUG, "REPORT LUNS\n");
5184 mpt_lprt(mpt, MPT_PRT_DEBUG,
5185 "CMD 0x%x to unmanaged lun %u\n",
5190 mpt_scsi_tgt_status(mpt, NULL, req, cond, sp);
5193 /* otherwise, leave trtp NULL */
5195 trtp = &mpt->trt[lun];
5199 * Deal with any task management
5201 if (fct != MPT_NIL_TMT_VALUE) {
5203 mpt_prt(mpt, "task mgmt function %x but no listener\n",
5205 mpt_scsi_tgt_status(mpt, 0, req,
5208 mpt_scsi_tgt_tsk_mgmt(mpt, req, fct, trtp,
5209 GET_INITIATOR_INDEX(reply_desc));
5215 atiop = (struct ccb_accept_tio *) STAILQ_FIRST(&trtp->atios);
5216 if (atiop == NULL) {
5217 mpt_lprt(mpt, MPT_PRT_WARN,
5218 "no ATIOs for lun %u- sending back %s\n", lun,
5219 mpt->tenabled? "QUEUE FULL" : "BUSY");
5220 mpt_scsi_tgt_status(mpt, NULL, req,
5221 mpt->tenabled? SCSI_STATUS_QUEUE_FULL : SCSI_STATUS_BUSY,
5225 STAILQ_REMOVE_HEAD(&trtp->atios, sim_links.stqe);
5226 mpt_lprt(mpt, MPT_PRT_DEBUG1,
5227 "Get FREE ATIO %p lun %d\n", atiop, atiop->ccb_h.target_lun);
5228 atiop->ccb_h.ccb_mpt_ptr = mpt;
5229 atiop->ccb_h.status = CAM_CDB_RECVD;
5230 atiop->ccb_h.target_lun = lun;
5231 atiop->sense_len = 0;
5232 atiop->init_id = GET_INITIATOR_INDEX(reply_desc);
5233 atiop->cdb_len = mpt_cdblen(cdbp[0], 16);
5234 memcpy(atiop->cdb_io.cdb_bytes, cdbp, atiop->cdb_len);
5237 * The tag we construct here allows us to find the
5238 * original request that the command came in with.
5240 * This way we don't have to depend on anything but the
5241 * tag to find things when CCBs show back up from CAM.
5243 atiop->tag_id = MPT_MAKE_TAGID(mpt, req, ioindex);
5244 tgt->tag_id = atiop->tag_id;
5246 atiop->tag_action = tag_action;
5247 atiop->ccb_h.flags = CAM_TAG_ACTION_VALID;
5249 if (mpt->verbose >= MPT_PRT_DEBUG) {
5251 mpt_prt(mpt, "START_CCB %p for lun %u CDB=<", atiop,
5252 atiop->ccb_h.target_lun);
5253 for (i = 0; i < atiop->cdb_len; i++) {
5254 mpt_prtc(mpt, "%02x%c", cdbp[i] & 0xff,
5255 (i == (atiop->cdb_len - 1))? '>' : ' ');
5257 mpt_prtc(mpt, " itag %x tag %x rdesc %x dl=%u\n",
5258 itag, atiop->tag_id, tgt->reply_desc, tgt->resid);
5261 MPTLOCK_2_CAMLOCK(mpt);
5262 xpt_done((union ccb *)atiop);
5263 CAMLOCK_2_MPTLOCK(mpt);
5267 mpt_tgt_dump_tgt_state(struct mpt_softc *mpt, request_t *req)
5269 mpt_tgt_state_t *tgt = MPT_TGT_STATE(mpt, req);
5271 mpt_prt(mpt, "req %p:%u tgt:rdesc 0x%x resid %u xfrd %u ccb %p treq %p "
5272 "nx %d tag 0x%08x state=%d\n", req, req->serno, tgt->reply_desc,
5273 tgt->resid, tgt->bytes_xfered, tgt->ccb, tgt->req, tgt->nxfers,
5274 tgt->tag_id, tgt->state);
5278 mpt_tgt_dump_req_state(struct mpt_softc *mpt, request_t *req)
5280 mpt_prt(mpt, "req %p:%u index %u (%x) state %x\n", req, req->serno,
5281 req->index, req->index, req->state);
5282 mpt_tgt_dump_tgt_state(mpt, req);
5286 mpt_scsi_tgt_reply_handler(struct mpt_softc *mpt, request_t *req,
5287 uint32_t reply_desc, MSG_DEFAULT_REPLY *reply_frame)
5293 if (reply_frame == NULL) {
5295 * Figure out what the state of the command is.
5297 mpt_tgt_state_t *tgt = MPT_TGT_STATE(mpt, req);
5300 mpt_req_spcl(mpt, req, "turbo scsi_tgt_reply", __LINE__);
5302 mpt_req_not_spcl(mpt, tgt->req,
5303 "turbo scsi_tgt_reply associated req", __LINE__);
5306 switch(tgt->state) {
5307 case TGT_STATE_LOADED:
5309 * This is a new command starting.
5311 mpt_scsi_tgt_atio(mpt, req, reply_desc);
5313 case TGT_STATE_MOVING_DATA:
5315 uint8_t *sp = NULL, sense[MPT_SENSE_SIZE];
5318 if (tgt->req == NULL) {
5319 panic("mpt: turbo target reply with null "
5320 "associated request moving data");
5324 if (tgt->is_local == 0) {
5325 panic("mpt: turbo target reply with "
5326 "null associated ccb moving data");
5329 mpt_lprt(mpt, MPT_PRT_DEBUG,
5330 "TARGET_ASSIST local done\n");
5331 TAILQ_REMOVE(&mpt->request_pending_list,
5333 mpt_free_request(mpt, tgt->req);
5335 mpt_scsi_tgt_status(mpt, NULL, req,
5341 mpt_req_untimeout(req, mpt_timeout, ccb);
5342 mpt_lprt(mpt, MPT_PRT_DEBUG,
5343 "TARGET_ASSIST %p (req %p:%u) done tag 0x%x\n",
5344 ccb, tgt->req, tgt->req->serno, ccb->csio.tag_id);
5346 * Free the Target Assist Request
5348 KASSERT(tgt->req->ccb == ccb,
5349 ("tgt->req %p:%u tgt->req->ccb %p", tgt->req,
5350 tgt->req->serno, tgt->req->ccb));
5351 TAILQ_REMOVE(&mpt->request_pending_list,
5353 mpt_free_request(mpt, tgt->req);
5357 * Do we need to send status now? That is, are
5358 * we done with all our data transfers?
5360 if ((ccb->ccb_h.flags & CAM_SEND_STATUS) == 0) {
5361 mpt_set_ccb_status(ccb, CAM_REQ_CMP);
5362 ccb->ccb_h.status &= ~CAM_SIM_QUEUED;
5363 KASSERT(ccb->ccb_h.status,
5364 ("zero ccb sts at %d\n", __LINE__));
5365 tgt->state = TGT_STATE_IN_CAM;
5366 if (mpt->outofbeer) {
5367 ccb->ccb_h.status |= CAM_RELEASE_SIMQ;
5369 mpt_lprt(mpt, MPT_PRT_DEBUG, "THAWQ\n");
5371 MPTLOCK_2_CAMLOCK(mpt);
5373 CAMLOCK_2_MPTLOCK(mpt);
5377 * Otherwise, send status (and sense)
5379 if (ccb->ccb_h.flags & CAM_SEND_SENSE) {
5381 memcpy(sp, &ccb->csio.sense_data,
5382 min(ccb->csio.sense_len, MPT_SENSE_SIZE));
5384 mpt_scsi_tgt_status(mpt, ccb, req,
5385 ccb->csio.scsi_status, sp);
5388 case TGT_STATE_SENDING_STATUS:
5389 case TGT_STATE_MOVING_DATA_AND_STATUS:
5394 if (tgt->req == NULL) {
5395 panic("mpt: turbo target reply with null "
5396 "associated request sending status");
5403 TGT_STATE_MOVING_DATA_AND_STATUS) {
5406 mpt_req_untimeout(req, mpt_timeout, ccb);
5407 if (ccb->ccb_h.flags & CAM_SEND_SENSE) {
5408 ccb->ccb_h.status |= CAM_SENT_SENSE;
5410 mpt_lprt(mpt, MPT_PRT_DEBUG,
5411 "TARGET_STATUS tag %x sts %x flgs %x req "
5412 "%p\n", ccb->csio.tag_id, ccb->ccb_h.status,
5413 ccb->ccb_h.flags, tgt->req);
5415 * Free the Target Send Status Request
5417 KASSERT(tgt->req->ccb == ccb,
5418 ("tgt->req %p:%u tgt->req->ccb %p",
5419 tgt->req, tgt->req->serno, tgt->req->ccb));
5421 * Notify CAM that we're done
5423 mpt_set_ccb_status(ccb, CAM_REQ_CMP);
5424 ccb->ccb_h.status &= ~CAM_SIM_QUEUED;
5425 KASSERT(ccb->ccb_h.status,
5426 ("ZERO ccb sts at %d\n", __LINE__));
5429 mpt_lprt(mpt, MPT_PRT_DEBUG,
5430 "TARGET_STATUS non-CAM for req %p:%u\n",
5431 tgt->req, tgt->req->serno);
5433 TAILQ_REMOVE(&mpt->request_pending_list,
5435 mpt_free_request(mpt, tgt->req);
5439 * And re-post the Command Buffer.
5440 * This will reset the state.
5442 ioindex = GET_IO_INDEX(reply_desc);
5443 TAILQ_REMOVE(&mpt->request_pending_list, req, links);
5445 mpt_post_target_command(mpt, req, ioindex);
5448 * And post a done for anyone who cares
5451 if (mpt->outofbeer) {
5452 ccb->ccb_h.status |= CAM_RELEASE_SIMQ;
5454 mpt_lprt(mpt, MPT_PRT_DEBUG, "THAWQ\n");
5456 MPTLOCK_2_CAMLOCK(mpt);
5458 CAMLOCK_2_MPTLOCK(mpt);
5462 case TGT_STATE_NIL: /* XXX This Never Happens XXX */
5463 tgt->state = TGT_STATE_LOADED;
5466 mpt_prt(mpt, "Unknown Target State 0x%x in Context "
5467 "Reply Function\n", tgt->state);
5472 status = le16toh(reply_frame->IOCStatus);
5473 if (status != MPI_IOCSTATUS_SUCCESS) {
5474 dbg = MPT_PRT_ERROR;
5476 dbg = MPT_PRT_DEBUG1;
5480 "SCSI_TGT REPLY: req=%p:%u reply=%p func=%x IOCstatus 0x%x\n",
5481 req, req->serno, reply_frame, reply_frame->Function, status);
5483 switch (reply_frame->Function) {
5484 case MPI_FUNCTION_TARGET_CMD_BUFFER_POST:
5486 mpt_tgt_state_t *tgt;
5488 mpt_req_spcl(mpt, req, "tgt reply BUFFER POST", __LINE__);
5490 if (status != MPI_IOCSTATUS_SUCCESS) {
5496 tgt = MPT_TGT_STATE(mpt, req);
5497 KASSERT(tgt->state == TGT_STATE_LOADING,
5498 ("bad state 0x%x on reply to buffer post\n", tgt->state));
5499 mpt_assign_serno(mpt, req);
5500 tgt->state = TGT_STATE_LOADED;
5503 case MPI_FUNCTION_TARGET_ASSIST:
5505 mpt_req_not_spcl(mpt, req, "tgt reply TARGET ASSIST", __LINE__);
5507 mpt_prt(mpt, "target assist completion\n");
5508 TAILQ_REMOVE(&mpt->request_pending_list, req, links);
5509 mpt_free_request(mpt, req);
5511 case MPI_FUNCTION_TARGET_STATUS_SEND:
5513 mpt_req_not_spcl(mpt, req, "tgt reply STATUS SEND", __LINE__);
5515 mpt_prt(mpt, "status send completion\n");
5516 TAILQ_REMOVE(&mpt->request_pending_list, req, links);
5517 mpt_free_request(mpt, req);
5519 case MPI_FUNCTION_TARGET_MODE_ABORT:
5521 PTR_MSG_TARGET_MODE_ABORT_REPLY abtrp =
5522 (PTR_MSG_TARGET_MODE_ABORT_REPLY) reply_frame;
5523 PTR_MSG_TARGET_MODE_ABORT abtp =
5524 (PTR_MSG_TARGET_MODE_ABORT) req->req_vbuf;
5525 uint32_t cc = GET_IO_INDEX(le32toh(abtp->ReplyWord));
5527 mpt_req_not_spcl(mpt, req, "tgt reply TMODE ABORT", __LINE__);
5529 mpt_prt(mpt, "ABORT RX_ID 0x%x Complete; status 0x%x cnt %u\n",
5530 cc, le16toh(abtrp->IOCStatus), le32toh(abtrp->AbortCount));
5531 TAILQ_REMOVE(&mpt->request_pending_list, req, links);
5532 mpt_free_request(mpt, req);
5536 mpt_prt(mpt, "Unknown Target Address Reply Function code: "
5537 "0x%x\n", reply_frame->Function);