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;
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);
1257 * Callback routine from "bus_dmamap_load" or, in simple cases, called directly.
1259 * Takes a list of physical segments and builds the SGL for SCSI IO command
1260 * and forwards the commard to the IOC after one last check that CAM has not
1261 * aborted the transaction.
1264 mpt_execute_req_a64(void *arg, bus_dma_segment_t *dm_segs, int nseg, int error)
1266 request_t *req, *trq;
1269 struct mpt_softc *mpt;
1271 uint32_t flags, nxt_off;
1273 MSG_REQUEST_HEADER *hdrp;
1278 req = (request_t *)arg;
1281 mpt = ccb->ccb_h.ccb_mpt_ptr;
1282 req = ccb->ccb_h.ccb_req_ptr;
1284 hdrp = req->req_vbuf;
1285 mpt_off = req->req_vbuf;
1287 if (error == 0 && ((uint32_t)nseg) >= mpt->max_seg_cnt) {
1292 switch (hdrp->Function) {
1293 case MPI_FUNCTION_SCSI_IO_REQUEST:
1294 case MPI_FUNCTION_RAID_SCSI_IO_PASSTHROUGH:
1296 sglp = &((PTR_MSG_SCSI_IO_REQUEST)hdrp)->SGL;
1298 case MPI_FUNCTION_TARGET_ASSIST:
1300 sglp = &((PTR_MSG_TARGET_ASSIST_REQUEST)hdrp)->SGL;
1303 mpt_prt(mpt, "bad fct 0x%x in mpt_execute_req_a64\n",
1310 if (error == 0 && ((uint32_t)nseg) >= mpt->max_seg_cnt) {
1312 mpt_prt(mpt, "segment count %d too large (max %u)\n",
1313 nseg, mpt->max_seg_cnt);
1318 if (error != EFBIG && error != ENOMEM) {
1319 mpt_prt(mpt, "mpt_execute_req_a64: err %d\n", error);
1321 if ((ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_INPROG) {
1323 mpt_freeze_ccb(ccb);
1324 if (error == EFBIG) {
1325 status = CAM_REQ_TOO_BIG;
1326 } else if (error == ENOMEM) {
1327 if (mpt->outofbeer == 0) {
1329 xpt_freeze_simq(mpt->sim, 1);
1330 mpt_lprt(mpt, MPT_PRT_DEBUG,
1333 status = CAM_REQUEUE_REQ;
1335 status = CAM_REQ_CMP_ERR;
1337 mpt_set_ccb_status(ccb, status);
1339 if (hdrp->Function == MPI_FUNCTION_TARGET_ASSIST) {
1340 request_t *cmd_req =
1341 MPT_TAG_2_REQ(mpt, ccb->csio.tag_id);
1342 MPT_TGT_STATE(mpt, cmd_req)->state = TGT_STATE_IN_CAM;
1343 MPT_TGT_STATE(mpt, cmd_req)->ccb = NULL;
1344 MPT_TGT_STATE(mpt, cmd_req)->req = NULL;
1346 ccb->ccb_h.status &= ~CAM_SIM_QUEUED;
1347 KASSERT(ccb->ccb_h.status, ("zero ccb sts at %d\n", __LINE__));
1349 CAMLOCK_2_MPTLOCK(mpt);
1350 mpt_free_request(mpt, req);
1351 MPTLOCK_2_CAMLOCK(mpt);
1356 * No data to transfer?
1357 * Just make a single simple SGL with zero length.
1360 if (mpt->verbose >= MPT_PRT_DEBUG) {
1361 int tidx = ((char *)sglp) - mpt_off;
1362 memset(&mpt_off[tidx], 0xff, MPT_REQUEST_AREA - tidx);
1366 SGE_SIMPLE32 *se1 = (SGE_SIMPLE32 *) sglp;
1367 MPI_pSGE_SET_FLAGS(se1,
1368 (MPI_SGE_FLAGS_LAST_ELEMENT | MPI_SGE_FLAGS_END_OF_BUFFER |
1369 MPI_SGE_FLAGS_SIMPLE_ELEMENT | MPI_SGE_FLAGS_END_OF_LIST));
1370 se1->FlagsLength = htole32(se1->FlagsLength);
1375 flags = MPI_SGE_FLAGS_SIMPLE_ELEMENT | MPI_SGE_FLAGS_64_BIT_ADDRESSING;
1377 if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_OUT) {
1378 flags |= MPI_SGE_FLAGS_HOST_TO_IOC;
1381 if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) {
1382 flags |= MPI_SGE_FLAGS_HOST_TO_IOC;
1386 if (!(ccb->ccb_h.flags & (CAM_SG_LIST_PHYS|CAM_DATA_PHYS))) {
1387 bus_dmasync_op_t op;
1389 if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) {
1390 op = BUS_DMASYNC_PREREAD;
1392 op = BUS_DMASYNC_PREWRITE;
1395 if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) {
1396 op = BUS_DMASYNC_PREWRITE;
1398 op = BUS_DMASYNC_PREREAD;
1401 bus_dmamap_sync(mpt->buffer_dmat, req->dmap, op);
1405 * Okay, fill in what we can at the end of the command frame.
1406 * If we have up to MPT_NSGL_FIRST, we can fit them all into
1407 * the command frame.
1409 * Otherwise, we fill up through MPT_NSGL_FIRST less one
1410 * SIMPLE64 pointers and start doing CHAIN64 entries after
1414 if (nseg < MPT_NSGL_FIRST(mpt)) {
1418 * Leave room for CHAIN element
1420 first_lim = MPT_NSGL_FIRST(mpt) - 1;
1423 se = (SGE_SIMPLE64 *) sglp;
1424 for (seg = 0; seg < first_lim; seg++, se++, dm_segs++) {
1427 memset(se, 0, sizeof (*se));
1428 se->Address.Low = htole32(dm_segs->ds_addr & 0xffffffff);
1429 if (sizeof(bus_addr_t) > 4) {
1431 htole32(((uint64_t)dm_segs->ds_addr) >> 32);
1433 MPI_pSGE_SET_LENGTH(se, dm_segs->ds_len);
1435 if (seg == first_lim - 1) {
1436 tf |= MPI_SGE_FLAGS_LAST_ELEMENT;
1438 if (seg == nseg - 1) {
1439 tf |= MPI_SGE_FLAGS_END_OF_LIST |
1440 MPI_SGE_FLAGS_END_OF_BUFFER;
1442 MPI_pSGE_SET_FLAGS(se, tf);
1443 se->FlagsLength = htole32(se->FlagsLength);
1451 * Tell the IOC where to find the first chain element.
1453 hdrp->ChainOffset = ((char *)se - (char *)hdrp) >> 2;
1454 nxt_off = MPT_RQSL(mpt);
1458 * Make up the rest of the data segments out of a chain element
1459 * (contiained in the current request frame) which points to
1460 * SIMPLE64 elements in the next request frame, possibly ending
1461 * with *another* chain element (if there's more).
1463 while (seg < nseg) {
1465 uint32_t tf, cur_off;
1466 bus_addr_t chain_list_addr;
1469 * Point to the chain descriptor. Note that the chain
1470 * descriptor is at the end of the *previous* list (whether
1473 ce = (SGE_CHAIN64 *) se;
1476 * Before we change our current pointer, make sure we won't
1477 * overflow the request area with this frame. Note that we
1478 * test against 'greater than' here as it's okay in this case
1479 * to have next offset be just outside the request area.
1481 if ((nxt_off + MPT_RQSL(mpt)) > MPT_REQUEST_AREA) {
1482 nxt_off = MPT_REQUEST_AREA;
1487 * Set our SGE element pointer to the beginning of the chain
1488 * list and update our next chain list offset.
1490 se = (SGE_SIMPLE64 *) &mpt_off[nxt_off];
1492 nxt_off += MPT_RQSL(mpt);
1495 * Now initialized the chain descriptor.
1497 memset(ce, 0, sizeof (*ce));
1500 * Get the physical address of the chain list.
1502 chain_list_addr = trq->req_pbuf;
1503 chain_list_addr += cur_off;
1504 if (sizeof (bus_addr_t) > 4) {
1506 htole32(((uint64_t)chain_list_addr) >> 32);
1508 ce->Address.Low = htole32(chain_list_addr & 0xffffffff);
1509 ce->Flags = MPI_SGE_FLAGS_CHAIN_ELEMENT |
1510 MPI_SGE_FLAGS_64_BIT_ADDRESSING;
1513 * If we have more than a frame's worth of segments left,
1514 * set up the chain list to have the last element be another
1517 if ((nseg - seg) > MPT_NSGL(mpt)) {
1518 this_seg_lim = seg + MPT_NSGL(mpt) - 1;
1520 * The length of the chain is the length in bytes of the
1521 * number of segments plus the next chain element.
1523 * The next chain descriptor offset is the length,
1524 * in words, of the number of segments.
1526 ce->Length = (this_seg_lim - seg) *
1527 sizeof (SGE_SIMPLE64);
1528 ce->NextChainOffset = ce->Length >> 2;
1529 ce->Length += sizeof (SGE_CHAIN64);
1531 this_seg_lim = nseg;
1532 ce->Length = (this_seg_lim - seg) *
1533 sizeof (SGE_SIMPLE64);
1535 ce->Length = htole16(ce->Length);
1538 * Fill in the chain list SGE elements with our segment data.
1540 * If we're the last element in this chain list, set the last
1541 * element flag. If we're the completely last element period,
1542 * set the end of list and end of buffer flags.
1544 while (seg < this_seg_lim) {
1545 memset(se, 0, sizeof (*se));
1546 se->Address.Low = htole32(dm_segs->ds_addr &
1548 if (sizeof (bus_addr_t) > 4) {
1550 htole32(((uint64_t)dm_segs->ds_addr) >> 32);
1552 MPI_pSGE_SET_LENGTH(se, dm_segs->ds_len);
1554 if (seg == this_seg_lim - 1) {
1555 tf |= MPI_SGE_FLAGS_LAST_ELEMENT;
1557 if (seg == nseg - 1) {
1558 tf |= MPI_SGE_FLAGS_END_OF_LIST |
1559 MPI_SGE_FLAGS_END_OF_BUFFER;
1561 MPI_pSGE_SET_FLAGS(se, tf);
1562 se->FlagsLength = htole32(se->FlagsLength);
1570 * If we have more segments to do and we've used up all of
1571 * the space in a request area, go allocate another one
1572 * and chain to that.
1574 if (seg < nseg && nxt_off >= MPT_REQUEST_AREA) {
1577 CAMLOCK_2_MPTLOCK(mpt);
1578 nrq = mpt_get_request(mpt, FALSE);
1579 MPTLOCK_2_CAMLOCK(mpt);
1587 * Append the new request area on the tail of our list.
1589 if ((trq = req->chain) == NULL) {
1592 while (trq->chain != NULL) {
1598 mpt_off = trq->req_vbuf;
1599 if (mpt->verbose >= MPT_PRT_DEBUG) {
1600 memset(mpt_off, 0xff, MPT_REQUEST_AREA);
1608 * Last time we need to check if this CCB needs to be aborted.
1610 if ((ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_INPROG) {
1611 if (hdrp->Function == MPI_FUNCTION_TARGET_ASSIST) {
1612 request_t *cmd_req =
1613 MPT_TAG_2_REQ(mpt, ccb->csio.tag_id);
1614 MPT_TGT_STATE(mpt, cmd_req)->state = TGT_STATE_IN_CAM;
1615 MPT_TGT_STATE(mpt, cmd_req)->ccb = NULL;
1616 MPT_TGT_STATE(mpt, cmd_req)->req = NULL;
1619 "mpt_execute_req_a64: I/O cancelled (status 0x%x)\n",
1620 ccb->ccb_h.status & CAM_STATUS_MASK);
1621 if (nseg && (ccb->ccb_h.flags & CAM_SG_LIST_PHYS) == 0) {
1622 bus_dmamap_unload(mpt->buffer_dmat, req->dmap);
1624 ccb->ccb_h.status &= ~CAM_SIM_QUEUED;
1625 KASSERT(ccb->ccb_h.status, ("zero ccb sts at %d\n", __LINE__));
1627 CAMLOCK_2_MPTLOCK(mpt);
1628 mpt_free_request(mpt, req);
1629 MPTLOCK_2_CAMLOCK(mpt);
1633 ccb->ccb_h.status |= CAM_SIM_QUEUED;
1634 if (ccb->ccb_h.timeout != CAM_TIME_INFINITY) {
1635 mpt_req_timeout(req, (ccb->ccb_h.timeout * hz) / 1000,
1638 if (mpt->verbose > MPT_PRT_DEBUG) {
1640 mpt_print_request(req->req_vbuf);
1641 for (trq = req->chain; trq; trq = trq->chain) {
1642 kprintf(" Additional Chain Area %d\n", nc++);
1643 mpt_dump_sgl(trq->req_vbuf, 0);
1647 if (hdrp->Function == MPI_FUNCTION_TARGET_ASSIST) {
1648 request_t *cmd_req = MPT_TAG_2_REQ(mpt, ccb->csio.tag_id);
1649 mpt_tgt_state_t *tgt = MPT_TGT_STATE(mpt, cmd_req);
1650 #ifdef WE_TRUST_AUTO_GOOD_STATUS
1651 if ((ccb->ccb_h.flags & CAM_SEND_STATUS) &&
1652 csio->scsi_status == SCSI_STATUS_OK && tgt->resid == 0) {
1653 tgt->state = TGT_STATE_MOVING_DATA_AND_STATUS;
1655 tgt->state = TGT_STATE_MOVING_DATA;
1658 tgt->state = TGT_STATE_MOVING_DATA;
1661 CAMLOCK_2_MPTLOCK(mpt);
1662 mpt_send_cmd(mpt, req);
1663 MPTLOCK_2_CAMLOCK(mpt);
1667 mpt_execute_req(void *arg, bus_dma_segment_t *dm_segs, int nseg, int error)
1669 request_t *req, *trq;
1672 struct mpt_softc *mpt;
1674 uint32_t flags, nxt_off;
1676 MSG_REQUEST_HEADER *hdrp;
1681 req = (request_t *)arg;
1684 mpt = ccb->ccb_h.ccb_mpt_ptr;
1685 req = ccb->ccb_h.ccb_req_ptr;
1687 hdrp = req->req_vbuf;
1688 mpt_off = req->req_vbuf;
1691 if (error == 0 && ((uint32_t)nseg) >= mpt->max_seg_cnt) {
1696 switch (hdrp->Function) {
1697 case MPI_FUNCTION_SCSI_IO_REQUEST:
1698 case MPI_FUNCTION_RAID_SCSI_IO_PASSTHROUGH:
1699 sglp = &((PTR_MSG_SCSI_IO_REQUEST)hdrp)->SGL;
1701 case MPI_FUNCTION_TARGET_ASSIST:
1703 sglp = &((PTR_MSG_TARGET_ASSIST_REQUEST)hdrp)->SGL;
1706 mpt_prt(mpt, "bad fct 0x%x in mpt_execute_req\n",
1713 if (error == 0 && ((uint32_t)nseg) >= mpt->max_seg_cnt) {
1715 mpt_prt(mpt, "segment count %d too large (max %u)\n",
1716 nseg, mpt->max_seg_cnt);
1721 if (error != EFBIG && error != ENOMEM) {
1722 mpt_prt(mpt, "mpt_execute_req: err %d\n", error);
1724 if ((ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_REQ_INPROG) {
1726 mpt_freeze_ccb(ccb);
1727 if (error == EFBIG) {
1728 status = CAM_REQ_TOO_BIG;
1729 } else if (error == ENOMEM) {
1730 if (mpt->outofbeer == 0) {
1732 xpt_freeze_simq(mpt->sim, 1);
1733 mpt_lprt(mpt, MPT_PRT_DEBUG,
1736 status = CAM_REQUEUE_REQ;
1738 status = CAM_REQ_CMP_ERR;
1740 mpt_set_ccb_status(ccb, status);
1742 if (hdrp->Function == MPI_FUNCTION_TARGET_ASSIST) {
1743 request_t *cmd_req =
1744 MPT_TAG_2_REQ(mpt, ccb->csio.tag_id);
1745 MPT_TGT_STATE(mpt, cmd_req)->state = TGT_STATE_IN_CAM;
1746 MPT_TGT_STATE(mpt, cmd_req)->ccb = NULL;
1747 MPT_TGT_STATE(mpt, cmd_req)->req = NULL;
1749 ccb->ccb_h.status &= ~CAM_SIM_QUEUED;
1750 KASSERT(ccb->ccb_h.status, ("zero ccb sts at %d\n", __LINE__));
1752 CAMLOCK_2_MPTLOCK(mpt);
1753 mpt_free_request(mpt, req);
1754 MPTLOCK_2_CAMLOCK(mpt);
1759 * No data to transfer?
1760 * Just make a single simple SGL with zero length.
1763 if (mpt->verbose >= MPT_PRT_DEBUG) {
1764 int tidx = ((char *)sglp) - mpt_off;
1765 memset(&mpt_off[tidx], 0xff, MPT_REQUEST_AREA - tidx);
1769 SGE_SIMPLE32 *se1 = (SGE_SIMPLE32 *) sglp;
1770 MPI_pSGE_SET_FLAGS(se1,
1771 (MPI_SGE_FLAGS_LAST_ELEMENT | MPI_SGE_FLAGS_END_OF_BUFFER |
1772 MPI_SGE_FLAGS_SIMPLE_ELEMENT | MPI_SGE_FLAGS_END_OF_LIST));
1773 se1->FlagsLength = htole32(se1->FlagsLength);
1778 flags = MPI_SGE_FLAGS_SIMPLE_ELEMENT;
1780 if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_OUT) {
1781 flags |= MPI_SGE_FLAGS_HOST_TO_IOC;
1784 if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) {
1785 flags |= MPI_SGE_FLAGS_HOST_TO_IOC;
1789 if (!(ccb->ccb_h.flags & (CAM_SG_LIST_PHYS|CAM_DATA_PHYS))) {
1790 bus_dmasync_op_t op;
1792 if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) {
1793 op = BUS_DMASYNC_PREREAD;
1795 op = BUS_DMASYNC_PREWRITE;
1798 if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) {
1799 op = BUS_DMASYNC_PREWRITE;
1801 op = BUS_DMASYNC_PREREAD;
1804 bus_dmamap_sync(mpt->buffer_dmat, req->dmap, op);
1808 * Okay, fill in what we can at the end of the command frame.
1809 * If we have up to MPT_NSGL_FIRST, we can fit them all into
1810 * the command frame.
1812 * Otherwise, we fill up through MPT_NSGL_FIRST less one
1813 * SIMPLE32 pointers and start doing CHAIN32 entries after
1817 if (nseg < MPT_NSGL_FIRST(mpt)) {
1821 * Leave room for CHAIN element
1823 first_lim = MPT_NSGL_FIRST(mpt) - 1;
1826 se = (SGE_SIMPLE32 *) sglp;
1827 for (seg = 0; seg < first_lim; seg++, se++, dm_segs++) {
1830 memset(se, 0,sizeof (*se));
1831 se->Address = htole32(dm_segs->ds_addr);
1835 MPI_pSGE_SET_LENGTH(se, dm_segs->ds_len);
1837 if (seg == first_lim - 1) {
1838 tf |= MPI_SGE_FLAGS_LAST_ELEMENT;
1840 if (seg == nseg - 1) {
1841 tf |= MPI_SGE_FLAGS_END_OF_LIST |
1842 MPI_SGE_FLAGS_END_OF_BUFFER;
1844 MPI_pSGE_SET_FLAGS(se, tf);
1845 se->FlagsLength = htole32(se->FlagsLength);
1853 * Tell the IOC where to find the first chain element.
1855 hdrp->ChainOffset = ((char *)se - (char *)hdrp) >> 2;
1856 nxt_off = MPT_RQSL(mpt);
1860 * Make up the rest of the data segments out of a chain element
1861 * (contiained in the current request frame) which points to
1862 * SIMPLE32 elements in the next request frame, possibly ending
1863 * with *another* chain element (if there's more).
1865 while (seg < nseg) {
1867 uint32_t tf, cur_off;
1868 bus_addr_t chain_list_addr;
1871 * Point to the chain descriptor. Note that the chain
1872 * descriptor is at the end of the *previous* list (whether
1875 ce = (SGE_CHAIN32 *) se;
1878 * Before we change our current pointer, make sure we won't
1879 * overflow the request area with this frame. Note that we
1880 * test against 'greater than' here as it's okay in this case
1881 * to have next offset be just outside the request area.
1883 if ((nxt_off + MPT_RQSL(mpt)) > MPT_REQUEST_AREA) {
1884 nxt_off = MPT_REQUEST_AREA;
1889 * Set our SGE element pointer to the beginning of the chain
1890 * list and update our next chain list offset.
1892 se = (SGE_SIMPLE32 *) &mpt_off[nxt_off];
1894 nxt_off += MPT_RQSL(mpt);
1897 * Now initialized the chain descriptor.
1899 memset(ce, 0, sizeof (*ce));
1902 * Get the physical address of the chain list.
1904 chain_list_addr = trq->req_pbuf;
1905 chain_list_addr += cur_off;
1909 ce->Address = htole32(chain_list_addr);
1910 ce->Flags = MPI_SGE_FLAGS_CHAIN_ELEMENT;
1914 * If we have more than a frame's worth of segments left,
1915 * set up the chain list to have the last element be another
1918 if ((nseg - seg) > MPT_NSGL(mpt)) {
1919 this_seg_lim = seg + MPT_NSGL(mpt) - 1;
1921 * The length of the chain is the length in bytes of the
1922 * number of segments plus the next chain element.
1924 * The next chain descriptor offset is the length,
1925 * in words, of the number of segments.
1927 ce->Length = (this_seg_lim - seg) *
1928 sizeof (SGE_SIMPLE32);
1929 ce->NextChainOffset = ce->Length >> 2;
1930 ce->Length += sizeof (SGE_CHAIN32);
1932 this_seg_lim = nseg;
1933 ce->Length = (this_seg_lim - seg) *
1934 sizeof (SGE_SIMPLE32);
1936 ce->Length = htole16(ce->Length);
1939 * Fill in the chain list SGE elements with our segment data.
1941 * If we're the last element in this chain list, set the last
1942 * element flag. If we're the completely last element period,
1943 * set the end of list and end of buffer flags.
1945 while (seg < this_seg_lim) {
1946 memset(se, 0, sizeof (*se));
1947 se->Address = htole32(dm_segs->ds_addr);
1952 MPI_pSGE_SET_LENGTH(se, dm_segs->ds_len);
1954 if (seg == this_seg_lim - 1) {
1955 tf |= MPI_SGE_FLAGS_LAST_ELEMENT;
1957 if (seg == nseg - 1) {
1958 tf |= MPI_SGE_FLAGS_END_OF_LIST |
1959 MPI_SGE_FLAGS_END_OF_BUFFER;
1961 MPI_pSGE_SET_FLAGS(se, tf);
1962 se->FlagsLength = htole32(se->FlagsLength);
1970 * If we have more segments to do and we've used up all of
1971 * the space in a request area, go allocate another one
1972 * and chain to that.
1974 if (seg < nseg && nxt_off >= MPT_REQUEST_AREA) {
1977 CAMLOCK_2_MPTLOCK(mpt);
1978 nrq = mpt_get_request(mpt, FALSE);
1979 MPTLOCK_2_CAMLOCK(mpt);
1987 * Append the new request area on the tail of our list.
1989 if ((trq = req->chain) == NULL) {
1992 while (trq->chain != NULL) {
1998 mpt_off = trq->req_vbuf;
1999 if (mpt->verbose >= MPT_PRT_DEBUG) {
2000 memset(mpt_off, 0xff, MPT_REQUEST_AREA);
2008 * Last time we need to check if this CCB needs to be aborted.
2010 if ((ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_INPROG) {
2011 if (hdrp->Function == MPI_FUNCTION_TARGET_ASSIST) {
2012 request_t *cmd_req =
2013 MPT_TAG_2_REQ(mpt, ccb->csio.tag_id);
2014 MPT_TGT_STATE(mpt, cmd_req)->state = TGT_STATE_IN_CAM;
2015 MPT_TGT_STATE(mpt, cmd_req)->ccb = NULL;
2016 MPT_TGT_STATE(mpt, cmd_req)->req = NULL;
2019 "mpt_execute_req: I/O cancelled (status 0x%x)\n",
2020 ccb->ccb_h.status & CAM_STATUS_MASK);
2021 if (nseg && (ccb->ccb_h.flags & CAM_SG_LIST_PHYS) == 0) {
2022 bus_dmamap_unload(mpt->buffer_dmat, req->dmap);
2024 ccb->ccb_h.status &= ~CAM_SIM_QUEUED;
2025 KASSERT(ccb->ccb_h.status, ("zero ccb sts at %d\n", __LINE__));
2027 CAMLOCK_2_MPTLOCK(mpt);
2028 mpt_free_request(mpt, req);
2029 MPTLOCK_2_CAMLOCK(mpt);
2033 ccb->ccb_h.status |= CAM_SIM_QUEUED;
2034 if (ccb->ccb_h.timeout != CAM_TIME_INFINITY) {
2035 mpt_req_timeout(req, (ccb->ccb_h.timeout * hz) / 1000,
2038 if (mpt->verbose > MPT_PRT_DEBUG) {
2040 mpt_print_request(req->req_vbuf);
2041 for (trq = req->chain; trq; trq = trq->chain) {
2042 kprintf(" Additional Chain Area %d\n", nc++);
2043 mpt_dump_sgl(trq->req_vbuf, 0);
2047 if (hdrp->Function == MPI_FUNCTION_TARGET_ASSIST) {
2048 request_t *cmd_req = MPT_TAG_2_REQ(mpt, ccb->csio.tag_id);
2049 mpt_tgt_state_t *tgt = MPT_TGT_STATE(mpt, cmd_req);
2050 #ifdef WE_TRUST_AUTO_GOOD_STATUS
2051 if ((ccb->ccb_h.flags & CAM_SEND_STATUS) &&
2052 csio->scsi_status == SCSI_STATUS_OK && tgt->resid == 0) {
2053 tgt->state = TGT_STATE_MOVING_DATA_AND_STATUS;
2055 tgt->state = TGT_STATE_MOVING_DATA;
2058 tgt->state = TGT_STATE_MOVING_DATA;
2061 CAMLOCK_2_MPTLOCK(mpt);
2062 mpt_send_cmd(mpt, req);
2063 MPTLOCK_2_CAMLOCK(mpt);
2067 mpt_start(struct cam_sim *sim, union ccb *ccb)
2070 struct mpt_softc *mpt;
2071 MSG_SCSI_IO_REQUEST *mpt_req;
2072 struct ccb_scsiio *csio = &ccb->csio;
2073 struct ccb_hdr *ccbh = &ccb->ccb_h;
2074 bus_dmamap_callback_t *cb;
2078 /* Get the pointer for the physical addapter */
2079 mpt = ccb->ccb_h.ccb_mpt_ptr;
2080 raid_passthru = (sim == mpt->phydisk_sim);
2082 CAMLOCK_2_MPTLOCK(mpt);
2083 if ((req = mpt_get_request(mpt, FALSE)) == NULL) {
2084 if (mpt->outofbeer == 0) {
2086 xpt_freeze_simq(mpt->sim, 1);
2087 mpt_lprt(mpt, MPT_PRT_DEBUG, "FREEZEQ\n");
2089 ccb->ccb_h.status &= ~CAM_SIM_QUEUED;
2090 mpt_set_ccb_status(ccb, CAM_REQUEUE_REQ);
2091 MPTLOCK_2_CAMLOCK(mpt);
2096 mpt_req_not_spcl(mpt, req, "mpt_start", __LINE__);
2098 MPTLOCK_2_CAMLOCK(mpt);
2100 if (sizeof (bus_addr_t) > 4) {
2101 cb = mpt_execute_req_a64;
2103 cb = mpt_execute_req;
2107 * Link the ccb and the request structure so we can find
2108 * the other knowing either the request or the ccb
2111 ccb->ccb_h.ccb_req_ptr = req;
2113 /* Now we build the command for the IOC */
2114 mpt_req = req->req_vbuf;
2115 memset(mpt_req, 0, sizeof (MSG_SCSI_IO_REQUEST));
2117 mpt_req->Function = MPI_FUNCTION_SCSI_IO_REQUEST;
2118 if (raid_passthru) {
2119 mpt_req->Function = MPI_FUNCTION_RAID_SCSI_IO_PASSTHROUGH;
2120 CAMLOCK_2_MPTLOCK(mpt);
2121 if (mpt_map_physdisk(mpt, ccb, &tgt) != 0) {
2122 MPTLOCK_2_CAMLOCK(mpt);
2123 ccb->ccb_h.status &= ~CAM_SIM_QUEUED;
2124 mpt_set_ccb_status(ccb, CAM_DEV_NOT_THERE);
2128 MPTLOCK_2_CAMLOCK(mpt);
2129 mpt_req->Bus = 0; /* we never set bus here */
2131 tgt = ccb->ccb_h.target_id;
2132 mpt_req->Bus = 0; /* XXX */
2135 mpt_req->SenseBufferLength =
2136 (csio->sense_len < MPT_SENSE_SIZE) ?
2137 csio->sense_len : MPT_SENSE_SIZE;
2140 * We use the message context to find the request structure when we
2141 * Get the command completion interrupt from the IOC.
2143 mpt_req->MsgContext = htole32(req->index | scsi_io_handler_id);
2145 /* Which physical device to do the I/O on */
2146 mpt_req->TargetID = tgt;
2148 /* We assume a single level LUN type */
2149 if (ccb->ccb_h.target_lun >= MPT_MAX_LUNS) {
2150 mpt_req->LUN[0] = 0x40 | ((ccb->ccb_h.target_lun >> 8) & 0x3f);
2151 mpt_req->LUN[1] = ccb->ccb_h.target_lun & 0xff;
2153 mpt_req->LUN[1] = ccb->ccb_h.target_lun;
2156 /* Set the direction of the transfer */
2157 if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) {
2158 mpt_req->Control = MPI_SCSIIO_CONTROL_READ;
2159 } else if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_OUT) {
2160 mpt_req->Control = MPI_SCSIIO_CONTROL_WRITE;
2162 mpt_req->Control = MPI_SCSIIO_CONTROL_NODATATRANSFER;
2165 if ((ccb->ccb_h.flags & CAM_TAG_ACTION_VALID) != 0) {
2166 switch(ccb->csio.tag_action) {
2167 case MSG_HEAD_OF_Q_TAG:
2168 mpt_req->Control |= MPI_SCSIIO_CONTROL_HEADOFQ;
2171 mpt_req->Control |= MPI_SCSIIO_CONTROL_ACAQ;
2173 case MSG_ORDERED_Q_TAG:
2174 mpt_req->Control |= MPI_SCSIIO_CONTROL_ORDEREDQ;
2176 case MSG_SIMPLE_Q_TAG:
2178 mpt_req->Control |= MPI_SCSIIO_CONTROL_SIMPLEQ;
2182 if (mpt->is_fc || mpt->is_sas) {
2183 mpt_req->Control |= MPI_SCSIIO_CONTROL_SIMPLEQ;
2185 /* XXX No such thing for a target doing packetized. */
2186 mpt_req->Control |= MPI_SCSIIO_CONTROL_UNTAGGED;
2191 if (ccb->ccb_h.flags & CAM_DIS_DISCONNECT) {
2192 mpt_req->Control |= MPI_SCSIIO_CONTROL_NO_DISCONNECT;
2195 mpt_req->Control = htole32(mpt_req->Control);
2197 /* Copy the scsi command block into place */
2198 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) != 0) {
2199 bcopy(csio->cdb_io.cdb_ptr, mpt_req->CDB, csio->cdb_len);
2201 bcopy(csio->cdb_io.cdb_bytes, mpt_req->CDB, csio->cdb_len);
2204 mpt_req->CDBLength = csio->cdb_len;
2205 mpt_req->DataLength = htole32(csio->dxfer_len);
2206 mpt_req->SenseBufferLowAddr = htole32(req->sense_pbuf);
2209 * Do a *short* print here if we're set to MPT_PRT_DEBUG
2211 if (mpt->verbose == MPT_PRT_DEBUG) {
2213 mpt_prt(mpt, "mpt_start: %s op 0x%x ",
2214 (mpt_req->Function == MPI_FUNCTION_SCSI_IO_REQUEST)?
2215 "SCSI_IO_REQUEST" : "SCSI_IO_PASSTHRU", mpt_req->CDB[0]);
2216 df = mpt_req->Control & MPI_SCSIIO_CONTROL_DATADIRECTION_MASK;
2217 if (df != MPI_SCSIIO_CONTROL_NODATATRANSFER) {
2218 mpt_prtc(mpt, "(%s %u byte%s ",
2219 (df == MPI_SCSIIO_CONTROL_READ)?
2220 "read" : "write", csio->dxfer_len,
2221 (csio->dxfer_len == 1)? ")" : "s)");
2223 mpt_prtc(mpt, "tgt %u lun %u req %p:%u\n", tgt,
2224 ccb->ccb_h.target_lun, req, req->serno);
2228 * If we have any data to send with this command map it into bus space.
2230 if ((ccbh->flags & CAM_DIR_MASK) != CAM_DIR_NONE) {
2231 if ((ccbh->flags & CAM_SCATTER_VALID) == 0) {
2233 * We've been given a pointer to a single buffer.
2235 if ((ccbh->flags & CAM_DATA_PHYS) == 0) {
2237 * Virtual address that needs to translated into
2238 * one or more physical address ranges.
2242 error = bus_dmamap_load(mpt->buffer_dmat,
2243 req->dmap, csio->data_ptr, csio->dxfer_len,
2246 if (error == EINPROGRESS) {
2248 * So as to maintain ordering,
2249 * freeze the controller queue
2250 * until our mapping is
2253 xpt_freeze_simq(mpt->sim, 1);
2254 ccbh->status |= CAM_RELEASE_SIMQ;
2258 * We have been given a pointer to single
2261 struct bus_dma_segment seg;
2263 (bus_addr_t)(vm_offset_t)csio->data_ptr;
2264 seg.ds_len = csio->dxfer_len;
2265 (*cb)(req, &seg, 1, 0);
2269 * We have been given a list of addresses.
2270 * This case could be easily supported but they are not
2271 * currently generated by the CAM subsystem so there
2272 * is no point in wasting the time right now.
2274 struct bus_dma_segment *segs;
2275 if ((ccbh->flags & CAM_SG_LIST_PHYS) == 0) {
2276 (*cb)(req, NULL, 0, EFAULT);
2278 /* Just use the segments provided */
2279 segs = (struct bus_dma_segment *)csio->data_ptr;
2280 (*cb)(req, segs, csio->sglist_cnt, 0);
2284 (*cb)(req, NULL, 0, 0);
2289 mpt_bus_reset(struct mpt_softc *mpt, target_id_t tgt, lun_id_t lun,
2296 error = mpt_scsi_send_tmf(mpt,
2297 (tgt != CAM_TARGET_WILDCARD || lun != CAM_LUN_WILDCARD) ?
2298 MPI_SCSITASKMGMT_TASKTYPE_TARGET_RESET :
2299 MPI_SCSITASKMGMT_TASKTYPE_RESET_BUS,
2300 mpt->is_fc ? MPI_SCSITASKMGMT_MSGFLAGS_LIP_RESET_OPTION : 0,
2301 0, /* XXX How do I get the channel ID? */
2302 tgt != CAM_TARGET_WILDCARD ? tgt : 0,
2303 lun != CAM_LUN_WILDCARD ? lun : 0,
2308 * mpt_scsi_send_tmf hard resets on failure, so no
2309 * need to do so here.
2312 "mpt_bus_reset: mpt_scsi_send_tmf returned %d\n", error);
2316 /* Wait for bus reset to be processed by the IOC. */
2317 error = mpt_wait_req(mpt, mpt->tmf_req, REQ_STATE_DONE,
2318 REQ_STATE_DONE, sleep_ok, 5000);
2320 status = le16toh(mpt->tmf_req->IOCStatus);
2321 response = mpt->tmf_req->ResponseCode;
2322 mpt->tmf_req->state = REQ_STATE_FREE;
2325 mpt_prt(mpt, "mpt_bus_reset: Reset timed-out. "
2326 "Resetting controller.\n");
2327 mpt_reset(mpt, TRUE);
2331 if ((status & MPI_IOCSTATUS_MASK) != MPI_IOCSTATUS_SUCCESS) {
2332 mpt_prt(mpt, "mpt_bus_reset: TMF IOC Status 0x%x. "
2333 "Resetting controller.\n", status);
2334 mpt_reset(mpt, TRUE);
2338 if (response != MPI_SCSITASKMGMT_RSP_TM_SUCCEEDED &&
2339 response != MPI_SCSITASKMGMT_RSP_TM_COMPLETE) {
2340 mpt_prt(mpt, "mpt_bus_reset: TMF Response 0x%x. "
2341 "Resetting controller.\n", response);
2342 mpt_reset(mpt, TRUE);
2349 mpt_fc_reset_link(struct mpt_softc *mpt, int dowait)
2353 PTR_MSG_FC_PRIMITIVE_SEND_REQUEST fc;
2355 req = mpt_get_request(mpt, FALSE);
2360 memset(fc, 0, sizeof(*fc));
2361 fc->SendFlags = MPI_FC_PRIM_SEND_FLAGS_RESET_LINK;
2362 fc->Function = MPI_FUNCTION_FC_PRIMITIVE_SEND;
2363 fc->MsgContext = htole32(req->index | fc_els_handler_id);
2364 mpt_send_cmd(mpt, req);
2366 r = mpt_wait_req(mpt, req, REQ_STATE_DONE,
2367 REQ_STATE_DONE, FALSE, 60 * 1000);
2369 mpt_free_request(mpt, req);
2376 mpt_cam_rescan_callback(struct cam_periph *periph, union ccb *ccb)
2378 xpt_free_path(ccb->ccb_h.path);
2383 mpt_cam_event(struct mpt_softc *mpt, request_t *req,
2384 MSG_EVENT_NOTIFY_REPLY *msg)
2386 uint32_t data0, data1;
2388 data0 = le32toh(msg->Data[0]);
2389 data1 = le32toh(msg->Data[1]);
2390 switch(msg->Event & 0xFF) {
2391 case MPI_EVENT_UNIT_ATTENTION:
2392 mpt_prt(mpt, "UNIT ATTENTION: Bus: 0x%02x TargetID: 0x%02x\n",
2393 (data0 >> 8) & 0xff, data0 & 0xff);
2396 case MPI_EVENT_IOC_BUS_RESET:
2397 /* We generated a bus reset */
2398 mpt_prt(mpt, "IOC Generated Bus Reset Port: %d\n",
2399 (data0 >> 8) & 0xff);
2400 xpt_async(AC_BUS_RESET, mpt->path, NULL);
2403 case MPI_EVENT_EXT_BUS_RESET:
2404 /* Someone else generated a bus reset */
2405 mpt_prt(mpt, "External Bus Reset Detected\n");
2407 * These replies don't return EventData like the MPI
2410 xpt_async(AC_BUS_RESET, mpt->path, NULL);
2413 case MPI_EVENT_RESCAN:
2418 * In general this means a device has been added to the loop.
2420 mpt_prt(mpt, "Rescan Port: %d\n", (data0 >> 8) & 0xff);
2421 if (mpt->ready == 0) {
2424 if (mpt->phydisk_sim) {
2425 pathid = cam_sim_path(mpt->phydisk_sim);
2427 pathid = cam_sim_path(mpt->sim);
2429 MPTLOCK_2_CAMLOCK(mpt);
2431 * Allocate a CCB, create a wildcard path for this bus,
2432 * and schedule a rescan.
2434 ccb = kmalloc(sizeof(union ccb), M_TEMP, M_WAITOK | M_ZERO);
2436 if (xpt_create_path(&ccb->ccb_h.path, xpt_periph, pathid,
2437 CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD) != CAM_REQ_CMP) {
2438 CAMLOCK_2_MPTLOCK(mpt);
2439 mpt_prt(mpt, "unable to create path for rescan\n");
2444 xpt_setup_ccb(&ccb->ccb_h, ccb->ccb_h.path, 5/*priority (low)*/);
2445 ccb->ccb_h.func_code = XPT_SCAN_BUS;
2446 ccb->ccb_h.cbfcnp = mpt_cam_rescan_callback;
2447 ccb->crcn.flags = CAM_FLAG_NONE;
2450 /* scan is now in progress */
2452 CAMLOCK_2_MPTLOCK(mpt);
2455 case MPI_EVENT_LINK_STATUS_CHANGE:
2456 mpt_prt(mpt, "Port %d: LinkState: %s\n",
2457 (data1 >> 8) & 0xff,
2458 ((data0 & 0xff) == 0)? "Failed" : "Active");
2461 case MPI_EVENT_LOOP_STATE_CHANGE:
2462 switch ((data0 >> 16) & 0xff) {
2465 "Port 0x%x: FC LinkEvent: LIP(%02x,%02x) "
2466 "(Loop Initialization)\n",
2467 (data1 >> 8) & 0xff,
2468 (data0 >> 8) & 0xff,
2470 switch ((data0 >> 8) & 0xff) {
2472 if ((data0 & 0xff) == 0xF7) {
2473 mpt_prt(mpt, "Device needs AL_PA\n");
2475 mpt_prt(mpt, "Device %02x doesn't like "
2481 if ((data0 & 0xff) == 0xF7) {
2482 mpt_prt(mpt, "Device had loop failure "
2483 "at its receiver prior to acquiring"
2486 mpt_prt(mpt, "Device %02x detected loop"
2487 " failure at its receiver\n",
2492 mpt_prt(mpt, "Device %02x requests that device "
2493 "%02x reset itself\n",
2495 (data0 >> 8) & 0xFF);
2500 mpt_prt(mpt, "Port 0x%x: FC LinkEvent: "
2501 "LPE(%02x,%02x) (Loop Port Enable)\n",
2502 (data1 >> 8) & 0xff, /* Port */
2503 (data0 >> 8) & 0xff, /* Character 3 */
2504 (data0 ) & 0xff /* Character 4 */);
2507 mpt_prt(mpt, "Port 0x%x: FC LinkEvent: "
2508 "LPB(%02x,%02x) (Loop Port Bypass)\n",
2509 (data1 >> 8) & 0xff, /* Port */
2510 (data0 >> 8) & 0xff, /* Character 3 */
2511 (data0 ) & 0xff /* Character 4 */);
2514 mpt_prt(mpt, "Port 0x%x: FC LinkEvent: Unknown "
2515 "FC event (%02x %02x %02x)\n",
2516 (data1 >> 8) & 0xff, /* Port */
2517 (data0 >> 16) & 0xff, /* Event */
2518 (data0 >> 8) & 0xff, /* Character 3 */
2519 (data0 ) & 0xff /* Character 4 */);
2523 case MPI_EVENT_LOGOUT:
2524 mpt_prt(mpt, "FC Logout Port: %d N_PortID: %02x\n",
2525 (data1 >> 8) & 0xff, data0);
2527 case MPI_EVENT_QUEUE_FULL:
2529 struct cam_sim *sim;
2530 struct cam_path *tmppath;
2531 struct ccb_relsim crs;
2532 PTR_EVENT_DATA_QUEUE_FULL pqf;
2535 pqf = (PTR_EVENT_DATA_QUEUE_FULL)msg->Data;
2536 pqf->CurrentDepth = le16toh(pqf->CurrentDepth);
2537 mpt_prt(mpt, "QUEUE FULL EVENT: Bus 0x%02x Target 0x%02x Depth "
2538 "%d\n", pqf->Bus, pqf->TargetID, pqf->CurrentDepth);
2539 if (mpt->phydisk_sim) {
2540 sim = mpt->phydisk_sim;
2544 MPTLOCK_2_CAMLOCK(mpt);
2545 for (lun_id = 0; lun_id < MPT_MAX_LUNS; lun_id++) {
2546 if (xpt_create_path(&tmppath, NULL, cam_sim_path(sim),
2547 pqf->TargetID, lun_id) != CAM_REQ_CMP) {
2548 mpt_prt(mpt, "unable to create a path to send "
2550 CAMLOCK_2_MPTLOCK(mpt);
2553 xpt_setup_ccb(&crs.ccb_h, tmppath, 5);
2554 crs.ccb_h.func_code = XPT_REL_SIMQ;
2555 crs.ccb_h.flags = CAM_DEV_QFREEZE;
2556 crs.release_flags = RELSIM_ADJUST_OPENINGS;
2557 crs.openings = pqf->CurrentDepth - 1;
2558 xpt_action((union ccb *)&crs);
2559 if (crs.ccb_h.status != CAM_REQ_CMP) {
2560 mpt_prt(mpt, "XPT_REL_SIMQ failed\n");
2562 xpt_free_path(tmppath);
2564 CAMLOCK_2_MPTLOCK(mpt);
2567 case MPI_EVENT_IR_RESYNC_UPDATE:
2568 mpt_prt(mpt, "IR resync update %d completed\n",
2569 (data0 >> 16) & 0xff);
2571 case MPI_EVENT_EVENT_CHANGE:
2572 case MPI_EVENT_INTEGRATED_RAID:
2573 case MPI_EVENT_SAS_DEVICE_STATUS_CHANGE:
2574 case MPI_EVENT_SAS_SES:
2577 mpt_lprt(mpt, MPT_PRT_WARN, "mpt_cam_event: 0x%x\n",
2585 * Reply path for all SCSI I/O requests, called from our
2586 * interrupt handler by extracting our handler index from
2587 * the MsgContext field of the reply from the IOC.
2589 * This routine is optimized for the common case of a
2590 * completion without error. All exception handling is
2591 * offloaded to non-inlined helper routines to minimize
2595 mpt_scsi_reply_handler(struct mpt_softc *mpt, request_t *req,
2596 uint32_t reply_desc, MSG_DEFAULT_REPLY *reply_frame)
2598 MSG_SCSI_IO_REQUEST *scsi_req;
2601 if (req->state == REQ_STATE_FREE) {
2602 mpt_prt(mpt, "mpt_scsi_reply_handler: req already free\n");
2606 scsi_req = (MSG_SCSI_IO_REQUEST *)req->req_vbuf;
2609 mpt_prt(mpt, "mpt_scsi_reply_handler: req %p:%u with no ccb\n",
2614 mpt_req_untimeout(req, mpt_timeout, ccb);
2615 ccb->ccb_h.status &= ~CAM_SIM_QUEUED;
2617 if ((ccb->ccb_h.flags & CAM_DIR_MASK) != CAM_DIR_NONE) {
2618 bus_dmasync_op_t op;
2620 if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN)
2621 op = BUS_DMASYNC_POSTREAD;
2623 op = BUS_DMASYNC_POSTWRITE;
2624 bus_dmamap_sync(mpt->buffer_dmat, req->dmap, op);
2625 bus_dmamap_unload(mpt->buffer_dmat, req->dmap);
2628 if (reply_frame == NULL) {
2630 * Context only reply, completion without error status.
2632 ccb->csio.resid = 0;
2633 mpt_set_ccb_status(ccb, CAM_REQ_CMP);
2634 ccb->csio.scsi_status = SCSI_STATUS_OK;
2636 mpt_scsi_reply_frame_handler(mpt, req, reply_frame);
2639 if (mpt->outofbeer) {
2640 ccb->ccb_h.status |= CAM_RELEASE_SIMQ;
2642 mpt_lprt(mpt, MPT_PRT_DEBUG, "THAWQ\n");
2644 if (scsi_req->CDB[0] == INQUIRY && (scsi_req->CDB[1] & SI_EVPD) == 0) {
2645 struct scsi_inquiry_data *iq =
2646 (struct scsi_inquiry_data *)ccb->csio.data_ptr;
2647 if (scsi_req->Function ==
2648 MPI_FUNCTION_RAID_SCSI_IO_PASSTHROUGH) {
2650 * Fake out the device type so that only the
2651 * pass-thru device will attach.
2653 iq->device &= ~0x1F;
2654 iq->device |= T_NODEVICE;
2657 if (mpt->verbose == MPT_PRT_DEBUG) {
2658 mpt_prt(mpt, "mpt_scsi_reply_handler: %p:%u complete\n",
2661 KASSERT(ccb->ccb_h.status, ("zero ccb sts at %d\n", __LINE__));
2662 MPTLOCK_2_CAMLOCK(mpt);
2664 CAMLOCK_2_MPTLOCK(mpt);
2665 if ((req->state & REQ_STATE_TIMEDOUT) == 0) {
2666 TAILQ_REMOVE(&mpt->request_pending_list, req, links);
2668 mpt_prt(mpt, "completing timedout/aborted req %p:%u\n",
2670 TAILQ_REMOVE(&mpt->request_timeout_list, req, links);
2672 KASSERT((req->state & REQ_STATE_NEED_WAKEUP) == 0,
2673 ("CCB req needed wakeup"));
2675 mpt_req_not_spcl(mpt, req, "mpt_scsi_reply_handler", __LINE__);
2677 mpt_free_request(mpt, req);
2682 mpt_scsi_tmf_reply_handler(struct mpt_softc *mpt, request_t *req,
2683 uint32_t reply_desc, MSG_DEFAULT_REPLY *reply_frame)
2685 MSG_SCSI_TASK_MGMT_REPLY *tmf_reply;
2687 KASSERT(req == mpt->tmf_req, ("TMF Reply not using mpt->tmf_req"));
2689 mpt_req_not_spcl(mpt, req, "mpt_scsi_tmf_reply_handler", __LINE__);
2691 tmf_reply = (MSG_SCSI_TASK_MGMT_REPLY *)reply_frame;
2692 /* Record IOC Status and Response Code of TMF for any waiters. */
2693 req->IOCStatus = le16toh(tmf_reply->IOCStatus);
2694 req->ResponseCode = tmf_reply->ResponseCode;
2696 mpt_lprt(mpt, MPT_PRT_DEBUG, "TMF complete: req %p:%u status 0x%x\n",
2697 req, req->serno, le16toh(tmf_reply->IOCStatus));
2698 TAILQ_REMOVE(&mpt->request_pending_list, req, links);
2699 if ((req->state & REQ_STATE_NEED_WAKEUP) != 0) {
2700 req->state |= REQ_STATE_DONE;
2703 mpt->tmf_req->state = REQ_STATE_FREE;
2709 * XXX: Move to definitions file
2727 mpt_fc_els_send_response(struct mpt_softc *mpt, request_t *req,
2728 PTR_MSG_LINK_SERVICE_BUFFER_POST_REPLY rp, U8 length)
2731 MSG_LINK_SERVICE_RSP_REQUEST tmp;
2732 PTR_MSG_LINK_SERVICE_RSP_REQUEST rsp;
2735 * We are going to reuse the ELS request to send this response back.
2738 memset(rsp, 0, sizeof(*rsp));
2740 #ifdef USE_IMMEDIATE_LINK_DATA
2742 * Apparently the IMMEDIATE stuff doesn't seem to work.
2744 rsp->RspFlags = LINK_SERVICE_RSP_FLAGS_IMMEDIATE;
2746 rsp->RspLength = length;
2747 rsp->Function = MPI_FUNCTION_FC_LINK_SRVC_RSP;
2748 rsp->MsgContext = htole32(req->index | fc_els_handler_id);
2751 * Copy over information from the original reply frame to
2752 * it's correct place in the response.
2754 memcpy((U8 *)rsp + 0x0c, (U8 *)rp + 0x1c, 24);
2757 * And now copy back the temporary area to the original frame.
2759 memcpy(req->req_vbuf, rsp, sizeof (MSG_LINK_SERVICE_RSP_REQUEST));
2760 rsp = req->req_vbuf;
2762 #ifdef USE_IMMEDIATE_LINK_DATA
2763 memcpy((U8 *)&rsp->SGL, &((U8 *)req->req_vbuf)[MPT_RQSL(mpt)], length);
2766 PTR_SGE_SIMPLE32 se = (PTR_SGE_SIMPLE32) &rsp->SGL;
2767 bus_addr_t paddr = req->req_pbuf;
2768 paddr += MPT_RQSL(mpt);
2771 MPI_SGE_FLAGS_HOST_TO_IOC |
2772 MPI_SGE_FLAGS_SIMPLE_ELEMENT |
2773 MPI_SGE_FLAGS_LAST_ELEMENT |
2774 MPI_SGE_FLAGS_END_OF_LIST |
2775 MPI_SGE_FLAGS_END_OF_BUFFER;
2776 fl <<= MPI_SGE_FLAGS_SHIFT;
2778 se->FlagsLength = htole32(fl);
2779 se->Address = htole32((uint32_t) paddr);
2786 mpt_send_cmd(mpt, req);
2790 mpt_fc_els_reply_handler(struct mpt_softc *mpt, request_t *req,
2791 uint32_t reply_desc, MSG_DEFAULT_REPLY *reply_frame)
2793 PTR_MSG_LINK_SERVICE_BUFFER_POST_REPLY rp =
2794 (PTR_MSG_LINK_SERVICE_BUFFER_POST_REPLY) reply_frame;
2798 U16 status = le16toh(reply_frame->IOCStatus);
2801 int do_refresh = TRUE;
2804 KASSERT(mpt_req_on_free_list(mpt, req) == 0,
2805 ("fc_els_reply_handler: req %p:%u for function %x on freelist!",
2806 req, req->serno, rp->Function));
2807 if (rp->Function != MPI_FUNCTION_FC_PRIMITIVE_SEND) {
2808 mpt_req_spcl(mpt, req, "fc_els_reply_handler", __LINE__);
2810 mpt_req_not_spcl(mpt, req, "fc_els_reply_handler", __LINE__);
2813 mpt_lprt(mpt, MPT_PRT_DEBUG,
2814 "FC_ELS Complete: req %p:%u, reply %p function %x\n",
2815 req, req->serno, reply_frame, reply_frame->Function);
2817 if (status != MPI_IOCSTATUS_SUCCESS) {
2818 mpt_prt(mpt, "ELS REPLY STATUS 0x%x for Function %x\n",
2819 status, reply_frame->Function);
2820 if (status == MPI_IOCSTATUS_INVALID_STATE) {
2822 * XXX: to get around shutdown issue
2831 * If the function of a link service response, we recycle the
2832 * response to be a refresh for a new link service request.
2834 * The request pointer is bogus in this case and we have to fetch
2835 * it based upon the TransactionContext.
2837 if (rp->Function == MPI_FUNCTION_FC_LINK_SRVC_RSP) {
2838 /* Freddie Uncle Charlie Katie */
2839 /* We don't get the IOINDEX as part of the Link Svc Rsp */
2840 for (ioindex = 0; ioindex < mpt->els_cmds_allocated; ioindex++)
2841 if (mpt->els_cmd_ptrs[ioindex] == req) {
2845 KASSERT(ioindex < mpt->els_cmds_allocated,
2846 ("can't find my mommie!"));
2848 /* remove from active list as we're going to re-post it */
2849 TAILQ_REMOVE(&mpt->request_pending_list, req, links);
2850 req->state &= ~REQ_STATE_QUEUED;
2851 req->state |= REQ_STATE_DONE;
2852 mpt_fc_post_els(mpt, req, ioindex);
2856 if (rp->Function == MPI_FUNCTION_FC_PRIMITIVE_SEND) {
2857 /* remove from active list as we're done */
2858 TAILQ_REMOVE(&mpt->request_pending_list, req, links);
2859 req->state &= ~REQ_STATE_QUEUED;
2860 req->state |= REQ_STATE_DONE;
2861 if (req->state & REQ_STATE_TIMEDOUT) {
2862 mpt_lprt(mpt, MPT_PRT_DEBUG,
2863 "Sync Primitive Send Completed After Timeout\n");
2864 mpt_free_request(mpt, req);
2865 } else if ((req->state & REQ_STATE_NEED_WAKEUP) == 0) {
2866 mpt_lprt(mpt, MPT_PRT_DEBUG,
2867 "Async Primitive Send Complete\n");
2868 mpt_free_request(mpt, req);
2870 mpt_lprt(mpt, MPT_PRT_DEBUG,
2871 "Sync Primitive Send Complete- Waking Waiter\n");
2877 if (rp->Function != MPI_FUNCTION_FC_LINK_SRVC_BUF_POST) {
2878 mpt_prt(mpt, "unexpected ELS_REPLY: Function 0x%x Flags %x "
2879 "Length %d Message Flags %x\n", rp->Function, rp->Flags,
2880 rp->MsgLength, rp->MsgFlags);
2884 if (rp->MsgLength <= 5) {
2886 * This is just a ack of an original ELS buffer post
2888 mpt_lprt(mpt, MPT_PRT_DEBUG,
2889 "RECV'd ACK of FC_ELS buf post %p:%u\n", req, req->serno);
2894 rctl = (le32toh(rp->Rctl_Did) & MPI_FC_RCTL_MASK) >> MPI_FC_RCTL_SHIFT;
2895 type = (le32toh(rp->Type_Fctl) & MPI_FC_TYPE_MASK) >> MPI_FC_TYPE_SHIFT;
2897 elsbuf = &((U32 *)req->req_vbuf)[MPT_RQSL(mpt)/sizeof (U32)];
2898 cmd = be32toh(elsbuf[0]) >> 24;
2900 if (rp->Flags & MPI_LS_BUF_POST_REPLY_FLAG_NO_RSP_NEEDED) {
2901 mpt_lprt(mpt, MPT_PRT_ALWAYS, "ELS_REPLY: response unneeded\n");
2905 ioindex = le32toh(rp->TransactionContext);
2906 req = mpt->els_cmd_ptrs[ioindex];
2908 if (rctl == ELS && type == 1) {
2912 * Send back a PRLI ACC
2914 mpt_prt(mpt, "PRLI from 0x%08x%08x\n",
2915 le32toh(rp->Wwn.PortNameHigh),
2916 le32toh(rp->Wwn.PortNameLow));
2917 elsbuf[0] = htobe32(0x02100014);
2918 elsbuf[1] |= htobe32(0x00000100);
2919 elsbuf[4] = htobe32(0x00000002);
2920 if (mpt->role & MPT_ROLE_TARGET)
2921 elsbuf[4] |= htobe32(0x00000010);
2922 if (mpt->role & MPT_ROLE_INITIATOR)
2923 elsbuf[4] |= htobe32(0x00000020);
2924 /* remove from active list as we're done */
2925 TAILQ_REMOVE(&mpt->request_pending_list, req, links);
2926 req->state &= ~REQ_STATE_QUEUED;
2927 req->state |= REQ_STATE_DONE;
2928 mpt_fc_els_send_response(mpt, req, rp, 20);
2932 memset(elsbuf, 0, 5 * (sizeof (U32)));
2933 elsbuf[0] = htobe32(0x02100014);
2934 elsbuf[1] = htobe32(0x08000100);
2935 mpt_prt(mpt, "PRLO from 0x%08x%08x\n",
2936 le32toh(rp->Wwn.PortNameHigh),
2937 le32toh(rp->Wwn.PortNameLow));
2938 /* remove from active list as we're done */
2939 TAILQ_REMOVE(&mpt->request_pending_list, req, links);
2940 req->state &= ~REQ_STATE_QUEUED;
2941 req->state |= REQ_STATE_DONE;
2942 mpt_fc_els_send_response(mpt, req, rp, 20);
2946 mpt_prt(mpt, "ELS TYPE 1 COMMAND: %x\n", cmd);
2949 } else if (rctl == ABTS && type == 0) {
2950 uint16_t rx_id = le16toh(rp->Rxid);
2951 uint16_t ox_id = le16toh(rp->Oxid);
2952 request_t *tgt_req = NULL;
2955 "ELS: ABTS OX_ID 0x%x RX_ID 0x%x from 0x%08x%08x\n",
2956 ox_id, rx_id, le32toh(rp->Wwn.PortNameHigh),
2957 le32toh(rp->Wwn.PortNameLow));
2958 if (rx_id >= mpt->mpt_max_tgtcmds) {
2959 mpt_prt(mpt, "Bad RX_ID 0x%x\n", rx_id);
2960 } else if (mpt->tgt_cmd_ptrs == NULL) {
2961 mpt_prt(mpt, "No TGT CMD PTRS\n");
2963 tgt_req = mpt->tgt_cmd_ptrs[rx_id];
2966 mpt_tgt_state_t *tgt = MPT_TGT_STATE(mpt, tgt_req);
2971 * Check to make sure we have the correct command
2972 * The reply descriptor in the target state should
2973 * should contain an IoIndex that should match the
2976 * It'd be nice to have OX_ID to crosscheck with
2979 ct_id = GET_IO_INDEX(tgt->reply_desc);
2981 if (ct_id != rx_id) {
2982 mpt_lprt(mpt, MPT_PRT_ERROR, "ABORT Mismatch: "
2983 "RX_ID received=0x%x; RX_ID in cmd=0x%x\n",
2991 "CCB (%p): lun %u flags %x status %x\n",
2992 ccb, ccb->ccb_h.target_lun,
2993 ccb->ccb_h.flags, ccb->ccb_h.status);
2995 mpt_prt(mpt, "target state 0x%x resid %u xfrd %u rpwrd "
2996 "%x nxfers %x\n", tgt->state,
2997 tgt->resid, tgt->bytes_xfered, tgt->reply_desc,
3000 if (mpt_abort_target_cmd(mpt, tgt_req)) {
3001 mpt_prt(mpt, "unable to start TargetAbort\n");
3004 mpt_prt(mpt, "no back pointer for RX_ID 0x%x\n", rx_id);
3006 memset(elsbuf, 0, 5 * (sizeof (U32)));
3007 elsbuf[0] = htobe32(0);
3008 elsbuf[1] = htobe32((ox_id << 16) | rx_id);
3009 elsbuf[2] = htobe32(0x000ffff);
3011 * Dork with the reply frame so that the response to it
3014 rp->Rctl_Did += ((BA_ACC - ABTS) << MPI_FC_RCTL_SHIFT);
3015 /* remove from active list as we're done */
3016 TAILQ_REMOVE(&mpt->request_pending_list, req, links);
3017 req->state &= ~REQ_STATE_QUEUED;
3018 req->state |= REQ_STATE_DONE;
3019 mpt_fc_els_send_response(mpt, req, rp, 12);
3022 mpt_prt(mpt, "ELS: RCTL %x TYPE %x CMD %x\n", rctl, type, cmd);
3024 if (do_refresh == TRUE) {
3025 /* remove from active list as we're done */
3026 TAILQ_REMOVE(&mpt->request_pending_list, req, links);
3027 req->state &= ~REQ_STATE_QUEUED;
3028 req->state |= REQ_STATE_DONE;
3029 mpt_fc_post_els(mpt, req, ioindex);
3035 * Clean up all SCSI Initiator personality state in response
3036 * to a controller reset.
3039 mpt_cam_ioc_reset(struct mpt_softc *mpt, int type)
3042 * The pending list is already run down by
3043 * the generic handler. Perform the same
3044 * operation on the timed out request list.
3046 mpt_complete_request_chain(mpt, &mpt->request_timeout_list,
3047 MPI_IOCSTATUS_INVALID_STATE);
3050 * XXX: We need to repost ELS and Target Command Buffers?
3054 * Inform the XPT that a bus reset has occurred.
3056 xpt_async(AC_BUS_RESET, mpt->path, NULL);
3060 * Parse additional completion information in the reply
3061 * frame for SCSI I/O requests.
3064 mpt_scsi_reply_frame_handler(struct mpt_softc *mpt, request_t *req,
3065 MSG_DEFAULT_REPLY *reply_frame)
3068 MSG_SCSI_IO_REPLY *scsi_io_reply;
3072 MPT_DUMP_REPLY_FRAME(mpt, reply_frame);
3073 KASSERT(reply_frame->Function == MPI_FUNCTION_SCSI_IO_REQUEST
3074 || reply_frame->Function == MPI_FUNCTION_RAID_SCSI_IO_PASSTHROUGH,
3075 ("MPT SCSI I/O Handler called with incorrect reply type"));
3076 KASSERT((reply_frame->MsgFlags & MPI_MSGFLAGS_CONTINUATION_REPLY) == 0,
3077 ("MPT SCSI I/O Handler called with continuation reply"));
3079 scsi_io_reply = (MSG_SCSI_IO_REPLY *)reply_frame;
3080 ioc_status = le16toh(scsi_io_reply->IOCStatus);
3081 ioc_status &= MPI_IOCSTATUS_MASK;
3082 sstate = scsi_io_reply->SCSIState;
3086 ccb->csio.dxfer_len - le32toh(scsi_io_reply->TransferCount);
3088 if ((sstate & MPI_SCSI_STATE_AUTOSENSE_VALID) != 0
3089 && (ccb->ccb_h.flags & (CAM_SENSE_PHYS | CAM_SENSE_PTR)) == 0) {
3090 ccb->ccb_h.status |= CAM_AUTOSNS_VALID;
3091 ccb->csio.sense_resid =
3092 ccb->csio.sense_len - le32toh(scsi_io_reply->SenseCount);
3093 bcopy(req->sense_vbuf, &ccb->csio.sense_data,
3094 min(ccb->csio.sense_len,
3095 le32toh(scsi_io_reply->SenseCount)));
3098 if ((sstate & MPI_SCSI_STATE_QUEUE_TAG_REJECTED) != 0) {
3100 * Tag messages rejected, but non-tagged retry
3103 mpt_set_tags(mpt, devinfo, MPT_QUEUE_NONE);
3107 switch(ioc_status) {
3108 case MPI_IOCSTATUS_SCSI_RESIDUAL_MISMATCH:
3111 * Linux driver indicates that a zero
3112 * transfer length with this error code
3113 * indicates a CRC error.
3115 * No need to swap the bytes for checking
3118 if (scsi_io_reply->TransferCount == 0) {
3119 mpt_set_ccb_status(ccb, CAM_UNCOR_PARITY);
3123 case MPI_IOCSTATUS_SCSI_DATA_UNDERRUN:
3124 case MPI_IOCSTATUS_SUCCESS:
3125 case MPI_IOCSTATUS_SCSI_RECOVERED_ERROR:
3126 if ((sstate & MPI_SCSI_STATE_NO_SCSI_STATUS) != 0) {
3128 * Status was never returned for this transaction.
3130 mpt_set_ccb_status(ccb, CAM_UNEXP_BUSFREE);
3131 } else if (scsi_io_reply->SCSIStatus != SCSI_STATUS_OK) {
3132 ccb->csio.scsi_status = scsi_io_reply->SCSIStatus;
3133 mpt_set_ccb_status(ccb, CAM_SCSI_STATUS_ERROR);
3134 if ((sstate & MPI_SCSI_STATE_AUTOSENSE_FAILED) != 0)
3135 mpt_set_ccb_status(ccb, CAM_AUTOSENSE_FAIL);
3136 } else if ((sstate & MPI_SCSI_STATE_RESPONSE_INFO_VALID) != 0) {
3138 /* XXX Handle SPI-Packet and FCP-2 response info. */
3139 mpt_set_ccb_status(ccb, CAM_REQ_CMP_ERR);
3141 mpt_set_ccb_status(ccb, CAM_REQ_CMP);
3143 case MPI_IOCSTATUS_SCSI_DATA_OVERRUN:
3144 mpt_set_ccb_status(ccb, CAM_DATA_RUN_ERR);
3146 case MPI_IOCSTATUS_SCSI_IO_DATA_ERROR:
3147 mpt_set_ccb_status(ccb, CAM_UNCOR_PARITY);
3149 case MPI_IOCSTATUS_SCSI_DEVICE_NOT_THERE:
3151 * Since selection timeouts and "device really not
3152 * there" are grouped into this error code, report
3153 * selection timeout. Selection timeouts are
3154 * typically retried before giving up on the device
3155 * whereas "device not there" errors are considered
3158 mpt_set_ccb_status(ccb, CAM_SEL_TIMEOUT);
3160 case MPI_IOCSTATUS_SCSI_PROTOCOL_ERROR:
3161 mpt_set_ccb_status(ccb, CAM_SEQUENCE_FAIL);
3163 case MPI_IOCSTATUS_SCSI_INVALID_BUS:
3164 mpt_set_ccb_status(ccb, CAM_PATH_INVALID);
3166 case MPI_IOCSTATUS_SCSI_INVALID_TARGETID:
3167 mpt_set_ccb_status(ccb, CAM_TID_INVALID);
3169 case MPI_IOCSTATUS_SCSI_TASK_MGMT_FAILED:
3170 ccb->ccb_h.status = CAM_UA_TERMIO;
3172 case MPI_IOCSTATUS_INVALID_STATE:
3174 * The IOC has been reset. Emulate a bus reset.
3177 case MPI_IOCSTATUS_SCSI_EXT_TERMINATED:
3178 ccb->ccb_h.status = CAM_SCSI_BUS_RESET;
3180 case MPI_IOCSTATUS_SCSI_TASK_TERMINATED:
3181 case MPI_IOCSTATUS_SCSI_IOC_TERMINATED:
3183 * Don't clobber any timeout status that has
3184 * already been set for this transaction. We
3185 * want the SCSI layer to be able to differentiate
3186 * between the command we aborted due to timeout
3187 * and any innocent bystanders.
3189 if ((ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_INPROG)
3191 mpt_set_ccb_status(ccb, CAM_REQ_TERMIO);
3194 case MPI_IOCSTATUS_INSUFFICIENT_RESOURCES:
3195 mpt_set_ccb_status(ccb, CAM_RESRC_UNAVAIL);
3197 case MPI_IOCSTATUS_BUSY:
3198 mpt_set_ccb_status(ccb, CAM_BUSY);
3200 case MPI_IOCSTATUS_INVALID_FUNCTION:
3201 case MPI_IOCSTATUS_INVALID_SGL:
3202 case MPI_IOCSTATUS_INTERNAL_ERROR:
3203 case MPI_IOCSTATUS_INVALID_FIELD:
3206 * Some of the above may need to kick
3207 * of a recovery action!!!!
3209 ccb->ccb_h.status = CAM_UNREC_HBA_ERROR;
3213 if ((ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP) {
3214 mpt_freeze_ccb(ccb);
3221 mpt_action(struct cam_sim *sim, union ccb *ccb)
3223 struct mpt_softc *mpt;
3224 struct ccb_trans_settings *cts;
3229 CAM_DEBUG(ccb->ccb_h.path, CAM_DEBUG_TRACE, ("mpt_action\n"));
3231 mpt = (struct mpt_softc *)cam_sim_softc(sim);
3232 raid_passthru = (sim == mpt->phydisk_sim);
3233 MPT_LOCK_ASSERT(mpt);
3235 tgt = ccb->ccb_h.target_id;
3236 lun = ccb->ccb_h.target_lun;
3237 if (raid_passthru &&
3238 ccb->ccb_h.func_code != XPT_PATH_INQ &&
3239 ccb->ccb_h.func_code != XPT_RESET_BUS &&
3240 ccb->ccb_h.func_code != XPT_RESET_DEV) {
3241 CAMLOCK_2_MPTLOCK(mpt);
3242 if (mpt_map_physdisk(mpt, ccb, &tgt) != 0) {
3243 MPTLOCK_2_CAMLOCK(mpt);
3244 ccb->ccb_h.status &= ~CAM_SIM_QUEUED;
3245 mpt_set_ccb_status(ccb, CAM_DEV_NOT_THERE);
3249 MPTLOCK_2_CAMLOCK(mpt);
3251 ccb->ccb_h.ccb_mpt_ptr = mpt;
3253 switch (ccb->ccb_h.func_code) {
3254 case XPT_SCSI_IO: /* Execute the requested I/O operation */
3256 * Do a couple of preliminary checks...
3258 if ((ccb->ccb_h.flags & CAM_CDB_POINTER) != 0) {
3259 if ((ccb->ccb_h.flags & CAM_CDB_PHYS) != 0) {
3260 ccb->ccb_h.status &= ~CAM_SIM_QUEUED;
3261 mpt_set_ccb_status(ccb, CAM_REQ_INVALID);
3265 /* Max supported CDB length is 16 bytes */
3266 /* XXX Unless we implement the new 32byte message type */
3267 if (ccb->csio.cdb_len >
3268 sizeof (((PTR_MSG_SCSI_IO_REQUEST)0)->CDB)) {
3269 ccb->ccb_h.status &= ~CAM_SIM_QUEUED;
3270 mpt_set_ccb_status(ccb, CAM_REQ_INVALID);
3273 #ifdef MPT_TEST_MULTIPATH
3274 if (mpt->failure_id == ccb->ccb_h.target_id) {
3275 ccb->ccb_h.status &= ~CAM_SIM_QUEUED;
3276 mpt_set_ccb_status(ccb, CAM_SEL_TIMEOUT);
3280 ccb->csio.scsi_status = SCSI_STATUS_OK;
3281 mpt_start(sim, ccb);
3285 if (raid_passthru) {
3286 ccb->ccb_h.status &= ~CAM_SIM_QUEUED;
3287 mpt_set_ccb_status(ccb, CAM_REQ_CMP);
3291 if (ccb->ccb_h.func_code == XPT_RESET_BUS) {
3293 xpt_print(ccb->ccb_h.path, "reset bus\n");
3296 xpt_print(ccb->ccb_h.path, "reset device\n");
3298 CAMLOCK_2_MPTLOCK(mpt);
3299 (void) mpt_bus_reset(mpt, tgt, lun, FALSE);
3300 MPTLOCK_2_CAMLOCK(mpt);
3303 * mpt_bus_reset is always successful in that it
3304 * will fall back to a hard reset should a bus
3305 * reset attempt fail.
3307 ccb->ccb_h.status &= ~CAM_SIM_QUEUED;
3308 mpt_set_ccb_status(ccb, CAM_REQ_CMP);
3313 union ccb *accb = ccb->cab.abort_ccb;
3314 CAMLOCK_2_MPTLOCK(mpt);
3315 switch (accb->ccb_h.func_code) {
3316 case XPT_ACCEPT_TARGET_IO:
3317 case XPT_IMMED_NOTIFY:
3318 ccb->ccb_h.status = mpt_abort_target_ccb(mpt, ccb);
3320 case XPT_CONT_TARGET_IO:
3321 mpt_prt(mpt, "cannot abort active CTIOs yet\n");
3322 ccb->ccb_h.status = CAM_UA_ABORT;
3325 ccb->ccb_h.status = CAM_UA_ABORT;
3328 ccb->ccb_h.status = CAM_REQ_INVALID;
3331 MPTLOCK_2_CAMLOCK(mpt);
3335 #ifdef CAM_NEW_TRAN_CODE
3336 #define IS_CURRENT_SETTINGS(c) ((c)->type == CTS_TYPE_CURRENT_SETTINGS)
3338 #define IS_CURRENT_SETTINGS(c) ((c)->flags & CCB_TRANS_CURRENT_SETTINGS)
3340 #define DP_DISC_ENABLE 0x1
3341 #define DP_DISC_DISABL 0x2
3342 #define DP_DISC (DP_DISC_ENABLE|DP_DISC_DISABL)
3344 #define DP_TQING_ENABLE 0x4
3345 #define DP_TQING_DISABL 0x8
3346 #define DP_TQING (DP_TQING_ENABLE|DP_TQING_DISABL)
3348 #define DP_WIDE 0x10
3349 #define DP_NARROW 0x20
3350 #define DP_WIDTH (DP_WIDE|DP_NARROW)
3352 #define DP_SYNC 0x40
3354 case XPT_SET_TRAN_SETTINGS: /* Nexus Settings */
3356 #ifdef CAM_NEW_TRAN_CODE
3357 struct ccb_trans_settings_scsi *scsi;
3358 struct ccb_trans_settings_spi *spi;
3367 if (mpt->is_fc || mpt->is_sas) {
3368 mpt_set_ccb_status(ccb, CAM_REQ_CMP);
3372 #ifdef CAM_NEW_TRAN_CODE
3373 scsi = &cts->proto_specific.scsi;
3374 spi = &cts->xport_specific.spi;
3377 * We can be called just to valid transport and proto versions
3379 if (scsi->valid == 0 && spi->valid == 0) {
3380 mpt_set_ccb_status(ccb, CAM_REQ_CMP);
3386 * Skip attempting settings on RAID volume disks.
3387 * Other devices on the bus get the normal treatment.
3389 if (mpt->phydisk_sim && raid_passthru == 0 &&
3390 mpt_is_raid_volume(mpt, tgt) != 0) {
3391 mpt_lprt(mpt, MPT_PRT_NEGOTIATION,
3392 "no transfer settings for RAID vols\n");
3393 mpt_set_ccb_status(ccb, CAM_REQ_CMP);
3397 i = mpt->mpt_port_page2.PortSettings &
3398 MPI_SCSIPORTPAGE2_PORT_MASK_NEGO_MASTER_SETTINGS;
3399 j = mpt->mpt_port_page2.PortFlags &
3400 MPI_SCSIPORTPAGE2_PORT_FLAGS_DV_MASK;
3401 if (i == MPI_SCSIPORTPAGE2_PORT_ALL_MASTER_SETTINGS &&
3402 j == MPI_SCSIPORTPAGE2_PORT_FLAGS_OFF_DV) {
3403 mpt_lprt(mpt, MPT_PRT_ALWAYS,
3404 "honoring BIOS transfer negotiations\n");
3405 mpt_set_ccb_status(ccb, CAM_REQ_CMP);
3413 #ifndef CAM_NEW_TRAN_CODE
3414 if ((cts->valid & CCB_TRANS_DISC_VALID) != 0) {
3415 dval |= (cts->flags & CCB_TRANS_DISC_ENB) ?
3416 DP_DISC_ENABLE : DP_DISC_DISABL;
3419 if ((cts->valid & CCB_TRANS_TQ_VALID) != 0) {
3420 dval |= (cts->flags & CCB_TRANS_TAG_ENB) ?
3421 DP_TQING_ENABLE : DP_TQING_DISABL;
3424 if ((cts->valid & CCB_TRANS_BUS_WIDTH_VALID) != 0) {
3425 dval |= cts->bus_width ? DP_WIDE : DP_NARROW;
3428 if ((cts->valid & CCB_TRANS_SYNC_RATE_VALID) &&
3429 (cts->valid & CCB_TRANS_SYNC_OFFSET_VALID)) {
3431 period = cts->sync_period;
3432 offset = cts->sync_offset;
3435 if ((spi->valid & CTS_SPI_VALID_DISC) != 0) {
3436 dval |= ((spi->flags & CTS_SPI_FLAGS_DISC_ENB) != 0) ?
3437 DP_DISC_ENABLE : DP_DISC_DISABL;
3440 if ((scsi->valid & CTS_SCSI_VALID_TQ) != 0) {
3441 dval |= ((scsi->flags & CTS_SCSI_FLAGS_TAG_ENB) != 0) ?
3442 DP_TQING_ENABLE : DP_TQING_DISABL;
3445 if ((spi->valid & CTS_SPI_VALID_BUS_WIDTH) != 0) {
3446 dval |= (spi->bus_width == MSG_EXT_WDTR_BUS_16_BIT) ?
3447 DP_WIDE : DP_NARROW;
3450 if (spi->valid & CTS_SPI_VALID_SYNC_OFFSET) {
3452 offset = spi->sync_offset;
3454 PTR_CONFIG_PAGE_SCSI_DEVICE_1 ptr =
3455 &mpt->mpt_dev_page1[tgt];
3456 offset = ptr->RequestedParameters;
3457 offset &= MPI_SCSIDEVPAGE1_RP_MAX_SYNC_OFFSET_MASK;
3458 offset >>= MPI_SCSIDEVPAGE1_RP_SHIFT_MAX_SYNC_OFFSET;
3460 if (spi->valid & CTS_SPI_VALID_SYNC_RATE) {
3462 period = spi->sync_period;
3464 PTR_CONFIG_PAGE_SCSI_DEVICE_1 ptr =
3465 &mpt->mpt_dev_page1[tgt];
3466 period = ptr->RequestedParameters;
3467 period &= MPI_SCSIDEVPAGE1_RP_MIN_SYNC_PERIOD_MASK;
3468 period >>= MPI_SCSIDEVPAGE1_RP_SHIFT_MIN_SYNC_PERIOD;
3471 CAMLOCK_2_MPTLOCK(mpt);
3472 if (dval & DP_DISC_ENABLE) {
3473 mpt->mpt_disc_enable |= (1 << tgt);
3474 } else if (dval & DP_DISC_DISABL) {
3475 mpt->mpt_disc_enable &= ~(1 << tgt);
3477 if (dval & DP_TQING_ENABLE) {
3478 mpt->mpt_tag_enable |= (1 << tgt);
3479 } else if (dval & DP_TQING_DISABL) {
3480 mpt->mpt_tag_enable &= ~(1 << tgt);
3482 if (dval & DP_WIDTH) {
3483 mpt_setwidth(mpt, tgt, 1);
3485 if (dval & DP_SYNC) {
3486 mpt_setsync(mpt, tgt, period, offset);
3489 MPTLOCK_2_CAMLOCK(mpt);
3490 mpt_set_ccb_status(ccb, CAM_REQ_CMP);
3493 mpt_lprt(mpt, MPT_PRT_NEGOTIATION,
3494 "set [%d]: 0x%x period 0x%x offset %d\n",
3495 tgt, dval, period, offset);
3496 if (mpt_update_spi_config(mpt, tgt)) {
3497 mpt_set_ccb_status(ccb, CAM_REQ_CMP_ERR);
3499 mpt_set_ccb_status(ccb, CAM_REQ_CMP);
3501 MPTLOCK_2_CAMLOCK(mpt);
3504 case XPT_GET_TRAN_SETTINGS:
3506 #ifdef CAM_NEW_TRAN_CODE
3507 struct ccb_trans_settings_scsi *scsi;
3509 cts->protocol = PROTO_SCSI;
3511 struct ccb_trans_settings_fc *fc =
3512 &cts->xport_specific.fc;
3513 cts->protocol_version = SCSI_REV_SPC;
3514 cts->transport = XPORT_FC;
3515 cts->transport_version = 0;
3516 fc->valid = CTS_FC_VALID_SPEED;
3517 fc->bitrate = 100000;
3518 } else if (mpt->is_sas) {
3519 struct ccb_trans_settings_sas *sas =
3520 &cts->xport_specific.sas;
3521 cts->protocol_version = SCSI_REV_SPC2;
3522 cts->transport = XPORT_SAS;
3523 cts->transport_version = 0;
3524 sas->valid = CTS_SAS_VALID_SPEED;
3525 sas->bitrate = 300000;
3527 cts->protocol_version = SCSI_REV_2;
3528 cts->transport = XPORT_SPI;
3529 cts->transport_version = 2;
3530 if (mpt_get_spi_settings(mpt, cts) != 0) {
3531 mpt_set_ccb_status(ccb, CAM_REQ_CMP_ERR);
3535 scsi = &cts->proto_specific.scsi;
3536 scsi->valid = CTS_SCSI_VALID_TQ;
3537 scsi->flags = CTS_SCSI_FLAGS_TAG_ENB;
3541 cts->flags = CCB_TRANS_TAG_ENB | CCB_TRANS_DISC_ENB;
3542 cts->valid = CCB_TRANS_DISC_VALID | CCB_TRANS_TQ_VALID;
3543 cts->bus_width = MSG_EXT_WDTR_BUS_8_BIT;
3544 } else if (mpt->is_sas) {
3545 cts->flags = CCB_TRANS_TAG_ENB | CCB_TRANS_DISC_ENB;
3546 cts->valid = CCB_TRANS_DISC_VALID | CCB_TRANS_TQ_VALID;
3547 cts->bus_width = MSG_EXT_WDTR_BUS_8_BIT;
3548 } else if (mpt_get_spi_settings(mpt, cts) != 0) {
3549 mpt_set_ccb_status(ccb, CAM_REQ_CMP_ERR);
3553 mpt_set_ccb_status(ccb, CAM_REQ_CMP);
3556 case XPT_CALC_GEOMETRY:
3558 struct ccb_calc_geometry *ccg;
3561 if (ccg->block_size == 0) {
3562 ccb->ccb_h.status &= ~CAM_SIM_QUEUED;
3563 mpt_set_ccb_status(ccb, CAM_REQ_INVALID);
3566 mpt_calc_geometry(ccg, /*extended*/1);
3567 KASSERT(ccb->ccb_h.status, ("zero ccb sts at %d\n", __LINE__));
3570 case XPT_PATH_INQ: /* Path routing inquiry */
3572 struct ccb_pathinq *cpi = &ccb->cpi;
3574 cpi->version_num = 1;
3575 cpi->target_sprt = 0;
3576 cpi->hba_eng_cnt = 0;
3577 cpi->max_target = mpt->port_facts[0].MaxDevices - 1;
3578 #if 0 /* XXX swildner */
3579 cpi->maxio = (mpt->max_cam_seg_cnt - 1) * PAGE_SIZE;
3582 * FC cards report MAX_DEVICES of 512, but
3583 * the MSG_SCSI_IO_REQUEST target id field
3584 * is only 8 bits. Until we fix the driver
3585 * to support 'channels' for bus overflow,
3588 if (cpi->max_target > 255) {
3589 cpi->max_target = 255;
3593 * VMware ESX reports > 16 devices and then dies when we probe.
3595 if (mpt->is_spi && cpi->max_target > 15) {
3596 cpi->max_target = 15;
3601 cpi->max_lun = MPT_MAX_LUNS;
3602 cpi->initiator_id = mpt->mpt_ini_id;
3603 cpi->bus_id = cam_sim_bus(sim);
3606 * The base speed is the speed of the underlying connection.
3608 #ifdef CAM_NEW_TRAN_CODE
3609 cpi->protocol = PROTO_SCSI;
3611 cpi->hba_misc = PIM_NOBUSRESET;
3612 cpi->base_transfer_speed = 100000;
3613 cpi->hba_inquiry = PI_TAG_ABLE;
3614 cpi->transport = XPORT_FC;
3615 cpi->transport_version = 0;
3616 cpi->protocol_version = SCSI_REV_SPC;
3617 } else if (mpt->is_sas) {
3618 cpi->hba_misc = PIM_NOBUSRESET;
3619 cpi->base_transfer_speed = 300000;
3620 cpi->hba_inquiry = PI_TAG_ABLE;
3621 cpi->transport = XPORT_SAS;
3622 cpi->transport_version = 0;
3623 cpi->protocol_version = SCSI_REV_SPC2;
3625 cpi->hba_misc = PIM_SEQSCAN;
3626 cpi->base_transfer_speed = 3300;
3627 cpi->hba_inquiry = PI_SDTR_ABLE|PI_TAG_ABLE|PI_WIDE_16;
3628 cpi->transport = XPORT_SPI;
3629 cpi->transport_version = 2;
3630 cpi->protocol_version = SCSI_REV_2;
3634 cpi->hba_misc = PIM_NOBUSRESET;
3635 cpi->base_transfer_speed = 100000;
3636 cpi->hba_inquiry = PI_TAG_ABLE;
3637 } else if (mpt->is_sas) {
3638 cpi->hba_misc = PIM_NOBUSRESET;
3639 cpi->base_transfer_speed = 300000;
3640 cpi->hba_inquiry = PI_TAG_ABLE;
3642 cpi->hba_misc = PIM_SEQSCAN;
3643 cpi->base_transfer_speed = 3300;
3644 cpi->hba_inquiry = PI_SDTR_ABLE|PI_TAG_ABLE|PI_WIDE_16;
3649 * We give our fake RAID passhtru bus a width that is MaxVolumes
3650 * wide and restrict it to one lun.
3652 if (raid_passthru) {
3653 cpi->max_target = mpt->ioc_page2->MaxPhysDisks - 1;
3654 cpi->initiator_id = cpi->max_target + 1;
3658 if ((mpt->role & MPT_ROLE_INITIATOR) == 0) {
3659 cpi->hba_misc |= PIM_NOINITIATOR;
3661 if (mpt->is_fc && (mpt->role & MPT_ROLE_TARGET)) {
3663 PIT_PROCESSOR | PIT_DISCONNECT | PIT_TERM_IO;
3665 cpi->target_sprt = 0;
3667 strncpy(cpi->sim_vid, "FreeBSD", SIM_IDLEN);
3668 strncpy(cpi->hba_vid, "LSI", HBA_IDLEN);
3669 strncpy(cpi->dev_name, cam_sim_name(sim), DEV_IDLEN);
3670 cpi->unit_number = cam_sim_unit(sim);
3671 cpi->ccb_h.status = CAM_REQ_CMP;
3674 case XPT_EN_LUN: /* Enable LUN as a target */
3678 CAMLOCK_2_MPTLOCK(mpt);
3679 if (ccb->cel.enable)
3680 result = mpt_enable_lun(mpt,
3681 ccb->ccb_h.target_id, ccb->ccb_h.target_lun);
3683 result = mpt_disable_lun(mpt,
3684 ccb->ccb_h.target_id, ccb->ccb_h.target_lun);
3685 MPTLOCK_2_CAMLOCK(mpt);
3687 mpt_set_ccb_status(ccb, CAM_REQ_CMP);
3689 mpt_set_ccb_status(ccb, CAM_REQ_CMP_ERR);
3693 case XPT_NOTIFY_ACK: /* recycle notify ack */
3694 case XPT_IMMED_NOTIFY: /* Add Immediate Notify Resource */
3695 case XPT_ACCEPT_TARGET_IO: /* Add Accept Target IO Resource */
3697 tgt_resource_t *trtp;
3698 lun_id_t lun = ccb->ccb_h.target_lun;
3699 ccb->ccb_h.sim_priv.entries[0].field = 0;
3700 ccb->ccb_h.sim_priv.entries[1].ptr = mpt;
3701 ccb->ccb_h.flags = 0;
3703 if (lun == CAM_LUN_WILDCARD) {
3704 if (ccb->ccb_h.target_id != CAM_TARGET_WILDCARD) {
3705 mpt_set_ccb_status(ccb, CAM_REQ_INVALID);
3708 trtp = &mpt->trt_wildcard;
3709 } else if (lun >= MPT_MAX_LUNS) {
3710 mpt_set_ccb_status(ccb, CAM_REQ_INVALID);
3713 trtp = &mpt->trt[lun];
3715 CAMLOCK_2_MPTLOCK(mpt);
3716 if (ccb->ccb_h.func_code == XPT_ACCEPT_TARGET_IO) {
3717 mpt_lprt(mpt, MPT_PRT_DEBUG1,
3718 "Put FREE ATIO %p lun %d\n", ccb, lun);
3719 STAILQ_INSERT_TAIL(&trtp->atios, &ccb->ccb_h,
3721 } else if (ccb->ccb_h.func_code == XPT_IMMED_NOTIFY) {
3722 mpt_lprt(mpt, MPT_PRT_DEBUG1,
3723 "Put FREE INOT lun %d\n", lun);
3724 STAILQ_INSERT_TAIL(&trtp->inots, &ccb->ccb_h,
3727 mpt_lprt(mpt, MPT_PRT_ALWAYS, "Got Notify ACK\n");
3729 mpt_set_ccb_status(ccb, CAM_REQ_INPROG);
3730 MPTLOCK_2_CAMLOCK(mpt);
3733 case XPT_CONT_TARGET_IO:
3734 CAMLOCK_2_MPTLOCK(mpt);
3735 mpt_target_start_io(mpt, ccb);
3736 MPTLOCK_2_CAMLOCK(mpt);
3740 ccb->ccb_h.status = CAM_REQ_INVALID;
3747 mpt_get_spi_settings(struct mpt_softc *mpt, struct ccb_trans_settings *cts)
3749 #ifdef CAM_NEW_TRAN_CODE
3750 struct ccb_trans_settings_scsi *scsi = &cts->proto_specific.scsi;
3751 struct ccb_trans_settings_spi *spi = &cts->xport_specific.spi;
3754 uint32_t dval, pval, oval;
3757 if (IS_CURRENT_SETTINGS(cts) == 0) {
3758 tgt = cts->ccb_h.target_id;
3759 } else if (xpt_path_sim(cts->ccb_h.path) == mpt->phydisk_sim) {
3760 if (mpt_map_physdisk(mpt, (union ccb *)cts, &tgt)) {
3764 tgt = cts->ccb_h.target_id;
3768 * We aren't looking at Port Page 2 BIOS settings here-
3769 * sometimes these have been known to be bogus XXX.
3771 * For user settings, we pick the max from port page 0
3773 * For current settings we read the current settings out from
3774 * device page 0 for that target.
3776 if (IS_CURRENT_SETTINGS(cts)) {
3777 CONFIG_PAGE_SCSI_DEVICE_0 tmp;
3780 CAMLOCK_2_MPTLOCK(mpt);
3781 tmp = mpt->mpt_dev_page0[tgt];
3782 rv = mpt_read_cur_cfg_page(mpt, tgt, &tmp.Header,
3783 sizeof(tmp), FALSE, 5000);
3785 MPTLOCK_2_CAMLOCK(mpt);
3786 mpt_prt(mpt, "can't get tgt %d config page 0\n", tgt);
3789 mpt2host_config_page_scsi_device_0(&tmp);
3791 MPTLOCK_2_CAMLOCK(mpt);
3792 mpt_lprt(mpt, MPT_PRT_DEBUG,
3793 "mpt_get_spi_settings[%d]: current NP %x Info %x\n", tgt,
3794 tmp.NegotiatedParameters, tmp.Information);
3795 dval |= (tmp.NegotiatedParameters & MPI_SCSIDEVPAGE0_NP_WIDE) ?
3796 DP_WIDE : DP_NARROW;
3797 dval |= (mpt->mpt_disc_enable & (1 << tgt)) ?
3798 DP_DISC_ENABLE : DP_DISC_DISABL;
3799 dval |= (mpt->mpt_tag_enable & (1 << tgt)) ?
3800 DP_TQING_ENABLE : DP_TQING_DISABL;
3801 oval = tmp.NegotiatedParameters;
3802 oval &= MPI_SCSIDEVPAGE0_NP_NEG_SYNC_OFFSET_MASK;
3803 oval >>= MPI_SCSIDEVPAGE0_NP_SHIFT_SYNC_OFFSET;
3804 pval = tmp.NegotiatedParameters;
3805 pval &= MPI_SCSIDEVPAGE0_NP_NEG_SYNC_PERIOD_MASK;
3806 pval >>= MPI_SCSIDEVPAGE0_NP_SHIFT_SYNC_PERIOD;
3807 mpt->mpt_dev_page0[tgt] = tmp;
3809 dval = DP_WIDE|DP_DISC_ENABLE|DP_TQING_ENABLE|DP_SYNC;
3810 oval = mpt->mpt_port_page0.Capabilities;
3811 oval = MPI_SCSIPORTPAGE0_CAP_GET_MAX_SYNC_OFFSET(oval);
3812 pval = mpt->mpt_port_page0.Capabilities;
3813 pval = MPI_SCSIPORTPAGE0_CAP_GET_MIN_SYNC_PERIOD(pval);
3816 #ifndef CAM_NEW_TRAN_CODE
3817 cts->flags &= ~(CCB_TRANS_DISC_ENB|CCB_TRANS_TAG_ENB);
3819 cts->sync_period = pval;
3820 cts->sync_offset = oval;
3821 cts->valid |= CCB_TRANS_SYNC_RATE_VALID;
3822 cts->valid |= CCB_TRANS_SYNC_OFFSET_VALID;
3823 cts->valid |= CCB_TRANS_BUS_WIDTH_VALID;
3824 if (dval & DP_WIDE) {
3825 cts->bus_width = MSG_EXT_WDTR_BUS_16_BIT;
3827 cts->bus_width = MSG_EXT_WDTR_BUS_8_BIT;
3829 if (cts->ccb_h.target_lun != CAM_LUN_WILDCARD) {
3830 cts->valid |= CCB_TRANS_DISC_VALID | CCB_TRANS_TQ_VALID;
3831 if (dval & DP_DISC_ENABLE) {
3832 cts->flags |= CCB_TRANS_DISC_ENB;
3834 if (dval & DP_TQING_ENABLE) {
3835 cts->flags |= CCB_TRANS_TAG_ENB;
3843 spi->sync_offset = oval;
3844 spi->sync_period = pval;
3845 spi->valid |= CTS_SPI_VALID_SYNC_OFFSET;
3846 spi->valid |= CTS_SPI_VALID_SYNC_RATE;
3847 spi->valid |= CTS_SPI_VALID_BUS_WIDTH;
3848 if (dval & DP_WIDE) {
3849 spi->bus_width = MSG_EXT_WDTR_BUS_16_BIT;
3851 spi->bus_width = MSG_EXT_WDTR_BUS_8_BIT;
3853 if (cts->ccb_h.target_lun != CAM_LUN_WILDCARD) {
3854 scsi->valid = CTS_SCSI_VALID_TQ;
3855 if (dval & DP_TQING_ENABLE) {
3856 scsi->flags |= CTS_SCSI_FLAGS_TAG_ENB;
3858 spi->valid |= CTS_SPI_VALID_DISC;
3859 if (dval & DP_DISC_ENABLE) {
3860 spi->flags |= CTS_SPI_FLAGS_DISC_ENB;
3864 mpt_lprt(mpt, MPT_PRT_NEGOTIATION,
3865 "mpt_get_spi_settings[%d]: %s flags 0x%x per 0x%x off=%d\n", tgt,
3866 IS_CURRENT_SETTINGS(cts)? "ACTIVE" : "NVRAM ", dval, pval, oval);
3871 mpt_setwidth(struct mpt_softc *mpt, int tgt, int onoff)
3873 PTR_CONFIG_PAGE_SCSI_DEVICE_1 ptr;
3875 ptr = &mpt->mpt_dev_page1[tgt];
3877 ptr->RequestedParameters |= MPI_SCSIDEVPAGE1_RP_WIDE;
3879 ptr->RequestedParameters &= ~MPI_SCSIDEVPAGE1_RP_WIDE;
3884 mpt_setsync(struct mpt_softc *mpt, int tgt, int period, int offset)
3886 PTR_CONFIG_PAGE_SCSI_DEVICE_1 ptr;
3888 ptr = &mpt->mpt_dev_page1[tgt];
3889 ptr->RequestedParameters &= ~MPI_SCSIDEVPAGE1_RP_MIN_SYNC_PERIOD_MASK;
3890 ptr->RequestedParameters &= ~MPI_SCSIDEVPAGE1_RP_MAX_SYNC_OFFSET_MASK;
3891 ptr->RequestedParameters &= ~MPI_SCSIDEVPAGE1_RP_DT;
3892 ptr->RequestedParameters &= ~MPI_SCSIDEVPAGE1_RP_QAS;
3893 ptr->RequestedParameters &= ~MPI_SCSIDEVPAGE1_RP_IU;
3897 ptr->RequestedParameters |=
3898 period << MPI_SCSIDEVPAGE1_RP_SHIFT_MIN_SYNC_PERIOD;
3899 ptr->RequestedParameters |=
3900 offset << MPI_SCSIDEVPAGE1_RP_SHIFT_MAX_SYNC_OFFSET;
3902 ptr->RequestedParameters |= MPI_SCSIDEVPAGE1_RP_DT;
3905 ptr->RequestedParameters |= MPI_SCSIDEVPAGE1_RP_QAS;
3906 ptr->RequestedParameters |= MPI_SCSIDEVPAGE1_RP_IU;
3911 mpt_update_spi_config(struct mpt_softc *mpt, int tgt)
3913 CONFIG_PAGE_SCSI_DEVICE_1 tmp;
3916 mpt_lprt(mpt, MPT_PRT_NEGOTIATION,
3917 "mpt_update_spi_config[%d].page1: Requested Params 0x%08x\n",
3918 tgt, mpt->mpt_dev_page1[tgt].RequestedParameters);
3919 tmp = mpt->mpt_dev_page1[tgt];
3920 host2mpt_config_page_scsi_device_1(&tmp);
3921 rv = mpt_write_cur_cfg_page(mpt, tgt,
3922 &tmp.Header, sizeof(tmp), FALSE, 5000);
3924 mpt_prt(mpt, "mpt_update_spi_config: write cur page failed\n");
3931 mpt_calc_geometry(struct ccb_calc_geometry *ccg, int extended)
3933 cam_calc_geometry(ccg, extended);
3935 uint32_t secs_per_cylinder;
3937 if (ccg->block_size == 0) {
3938 ccg->ccb_h.status = CAM_REQ_INVALID;
3941 size_mb = ccg->volume_size / ((1024L * 1024L) / ccg->block_size);
3942 if (size_mb > 1024 && extended) {
3944 ccg->secs_per_track = 63;
3947 ccg->secs_per_track = 32;
3949 secs_per_cylinder = ccg->heads * ccg->secs_per_track;
3950 ccg->cylinders = ccg->volume_size / secs_per_cylinder;
3951 ccg->ccb_h.status = CAM_REQ_CMP;
3954 /****************************** Timeout Recovery ******************************/
3956 mpt_spawn_recovery_thread(struct mpt_softc *mpt)
3960 error = mpt_kthread_create(mpt_recovery_thread, mpt,
3961 &mpt->recovery_thread, /*flags*/0,
3962 /*altstack*/0, "mpt_recovery%d", mpt->unit);
3967 mpt_terminate_recovery_thread(struct mpt_softc *mpt)
3969 if (mpt->recovery_thread == NULL) {
3972 mpt->shutdwn_recovery = 1;
3975 * Sleep on a slightly different location
3976 * for this interlock just for added safety.
3978 mpt_sleep(mpt, &mpt->recovery_thread, 0, "thtrm", 0);
3982 mpt_recovery_thread(void *arg)
3984 struct mpt_softc *mpt;
3986 mpt = (struct mpt_softc *)arg;
3989 if (TAILQ_EMPTY(&mpt->request_timeout_list) != 0) {
3990 if (mpt->shutdwn_recovery == 0) {
3991 mpt_sleep(mpt, mpt, 0, "idle", 0);
3994 if (mpt->shutdwn_recovery != 0) {
3997 mpt_recover_commands(mpt);
3999 mpt->recovery_thread = NULL;
4000 wakeup(&mpt->recovery_thread);
4002 mpt_kthread_exit(0);
4006 mpt_scsi_send_tmf(struct mpt_softc *mpt, u_int type, u_int flags,
4007 u_int channel, u_int target, u_int lun, u_int abort_ctx, int sleep_ok)
4009 MSG_SCSI_TASK_MGMT *tmf_req;
4013 * Wait for any current TMF request to complete.
4014 * We're only allowed to issue one TMF at a time.
4016 error = mpt_wait_req(mpt, mpt->tmf_req, REQ_STATE_FREE, REQ_STATE_FREE,
4017 sleep_ok, MPT_TMF_MAX_TIMEOUT);
4019 mpt_reset(mpt, TRUE);
4023 mpt_assign_serno(mpt, mpt->tmf_req);
4024 mpt->tmf_req->state = REQ_STATE_ALLOCATED|REQ_STATE_QUEUED;
4026 tmf_req = (MSG_SCSI_TASK_MGMT *)mpt->tmf_req->req_vbuf;
4027 memset(tmf_req, 0, sizeof(*tmf_req));
4028 tmf_req->TargetID = target;
4029 tmf_req->Bus = channel;
4030 tmf_req->Function = MPI_FUNCTION_SCSI_TASK_MGMT;
4031 tmf_req->TaskType = type;
4032 tmf_req->MsgFlags = flags;
4033 tmf_req->MsgContext =
4034 htole32(mpt->tmf_req->index | scsi_tmf_handler_id);
4035 if (lun > MPT_MAX_LUNS) {
4036 tmf_req->LUN[0] = 0x40 | ((lun >> 8) & 0x3f);
4037 tmf_req->LUN[1] = lun & 0xff;
4039 tmf_req->LUN[1] = lun;
4041 tmf_req->TaskMsgContext = abort_ctx;
4043 mpt_lprt(mpt, MPT_PRT_DEBUG,
4044 "Issuing TMF %p:%u with MsgContext of 0x%x\n", mpt->tmf_req,
4045 mpt->tmf_req->serno, tmf_req->MsgContext);
4046 if (mpt->verbose > MPT_PRT_DEBUG) {
4047 mpt_print_request(tmf_req);
4050 KASSERT(mpt_req_on_pending_list(mpt, mpt->tmf_req) == 0,
4051 ("mpt_scsi_send_tmf: tmf_req already on pending list"));
4052 TAILQ_INSERT_HEAD(&mpt->request_pending_list, mpt->tmf_req, links);
4053 error = mpt_send_handshake_cmd(mpt, sizeof(*tmf_req), tmf_req);
4054 if (error != MPT_OK) {
4055 TAILQ_REMOVE(&mpt->request_pending_list, mpt->tmf_req, links);
4056 mpt->tmf_req->state = REQ_STATE_FREE;
4057 mpt_reset(mpt, TRUE);
4063 * When a command times out, it is placed on the requeust_timeout_list
4064 * and we wake our recovery thread. The MPT-Fusion architecture supports
4065 * only a single TMF operation at a time, so we serially abort/bdr, etc,
4066 * the timedout transactions. The next TMF is issued either by the
4067 * completion handler of the current TMF waking our recovery thread,
4068 * or the TMF timeout handler causing a hard reset sequence.
4071 mpt_recover_commands(struct mpt_softc *mpt)
4077 if (TAILQ_EMPTY(&mpt->request_timeout_list) != 0) {
4079 * No work to do- leave.
4081 mpt_prt(mpt, "mpt_recover_commands: no requests.\n");
4086 * Flush any commands whose completion coincides with their timeout.
4090 if (TAILQ_EMPTY(&mpt->request_timeout_list) != 0) {
4092 * The timedout commands have already
4093 * completed. This typically means
4094 * that either the timeout value was on
4095 * the hairy edge of what the device
4096 * requires or - more likely - interrupts
4097 * are not happening.
4099 mpt_prt(mpt, "Timedout requests already complete. "
4100 "Interrupts may not be functioning.\n");
4101 mpt_enable_ints(mpt);
4106 * We have no visibility into the current state of the
4107 * controller, so attempt to abort the commands in the
4108 * order they timed-out. For initiator commands, we
4109 * depend on the reply handler pulling requests off
4112 while ((req = TAILQ_FIRST(&mpt->request_timeout_list)) != NULL) {
4115 MSG_REQUEST_HEADER *hdrp = req->req_vbuf;
4117 mpt_prt(mpt, "attempting to abort req %p:%u function %x\n",
4118 req, req->serno, hdrp->Function);
4121 mpt_prt(mpt, "null ccb in timed out request. "
4122 "Resetting Controller.\n");
4123 mpt_reset(mpt, TRUE);
4126 mpt_set_ccb_status(ccb, CAM_CMD_TIMEOUT);
4129 * Check to see if this is not an initiator command and
4130 * deal with it differently if it is.
4132 switch (hdrp->Function) {
4133 case MPI_FUNCTION_SCSI_IO_REQUEST:
4134 case MPI_FUNCTION_RAID_SCSI_IO_PASSTHROUGH:
4138 * XXX: FIX ME: need to abort target assists...
4140 mpt_prt(mpt, "just putting it back on the pend q\n");
4141 TAILQ_REMOVE(&mpt->request_timeout_list, req, links);
4142 TAILQ_INSERT_HEAD(&mpt->request_pending_list, req,
4147 error = mpt_scsi_send_tmf(mpt,
4148 MPI_SCSITASKMGMT_TASKTYPE_ABORT_TASK,
4149 0, 0, ccb->ccb_h.target_id, ccb->ccb_h.target_lun,
4150 htole32(req->index | scsi_io_handler_id), TRUE);
4154 * mpt_scsi_send_tmf hard resets on failure, so no
4155 * need to do so here. Our queue should be emptied
4156 * by the hard reset.
4161 error = mpt_wait_req(mpt, mpt->tmf_req, REQ_STATE_DONE,
4162 REQ_STATE_DONE, TRUE, 500);
4164 status = le16toh(mpt->tmf_req->IOCStatus);
4165 response = mpt->tmf_req->ResponseCode;
4166 mpt->tmf_req->state = REQ_STATE_FREE;
4170 * If we've errored out,, reset the controller.
4172 mpt_prt(mpt, "mpt_recover_commands: abort timed-out. "
4173 "Resetting controller\n");
4174 mpt_reset(mpt, TRUE);
4178 if ((status & MPI_IOCSTATUS_MASK) != MPI_IOCSTATUS_SUCCESS) {
4179 mpt_prt(mpt, "mpt_recover_commands: IOC Status 0x%x. "
4180 "Resetting controller.\n", status);
4181 mpt_reset(mpt, TRUE);
4185 if (response != MPI_SCSITASKMGMT_RSP_TM_SUCCEEDED &&
4186 response != MPI_SCSITASKMGMT_RSP_TM_COMPLETE) {
4187 mpt_prt(mpt, "mpt_recover_commands: TMF Response 0x%x. "
4188 "Resetting controller.\n", response);
4189 mpt_reset(mpt, TRUE);
4192 mpt_prt(mpt, "abort of req %p:%u completed\n", req, req->serno);
4196 /************************ Target Mode Support ****************************/
4198 mpt_fc_post_els(struct mpt_softc *mpt, request_t *req, int ioindex)
4200 MSG_LINK_SERVICE_BUFFER_POST_REQUEST *fc;
4201 PTR_SGE_TRANSACTION32 tep;
4202 PTR_SGE_SIMPLE32 se;
4206 paddr = req->req_pbuf;
4207 paddr += MPT_RQSL(mpt);
4210 memset(fc, 0, MPT_REQUEST_AREA);
4211 fc->BufferCount = 1;
4212 fc->Function = MPI_FUNCTION_FC_LINK_SRVC_BUF_POST;
4213 fc->MsgContext = htole32(req->index | fc_els_handler_id);
4216 * Okay, set up ELS buffer pointers. ELS buffer pointers
4217 * consist of a TE SGL element (with details length of zero)
4218 * followed by a SIMPLE SGL element which holds the address
4222 tep = (PTR_SGE_TRANSACTION32) &fc->SGL;
4224 tep->ContextSize = 4;
4226 tep->TransactionContext[0] = htole32(ioindex);
4228 se = (PTR_SGE_SIMPLE32) &tep->TransactionDetails[0];
4230 MPI_SGE_FLAGS_HOST_TO_IOC |
4231 MPI_SGE_FLAGS_SIMPLE_ELEMENT |
4232 MPI_SGE_FLAGS_LAST_ELEMENT |
4233 MPI_SGE_FLAGS_END_OF_LIST |
4234 MPI_SGE_FLAGS_END_OF_BUFFER;
4235 fl <<= MPI_SGE_FLAGS_SHIFT;
4236 fl |= (MPT_NRFM(mpt) - MPT_RQSL(mpt));
4237 se->FlagsLength = htole32(fl);
4238 se->Address = htole32((uint32_t) paddr);
4239 mpt_lprt(mpt, MPT_PRT_DEBUG,
4240 "add ELS index %d ioindex %d for %p:%u\n",
4241 req->index, ioindex, req, req->serno);
4242 KASSERT(((req->state & REQ_STATE_LOCKED) != 0),
4243 ("mpt_fc_post_els: request not locked"));
4244 mpt_send_cmd(mpt, req);
4248 mpt_post_target_command(struct mpt_softc *mpt, request_t *req, int ioindex)
4250 PTR_MSG_TARGET_CMD_BUFFER_POST_REQUEST fc;
4251 PTR_CMD_BUFFER_DESCRIPTOR cb;
4254 paddr = req->req_pbuf;
4255 paddr += MPT_RQSL(mpt);
4256 memset(req->req_vbuf, 0, MPT_REQUEST_AREA);
4257 MPT_TGT_STATE(mpt, req)->state = TGT_STATE_LOADING;
4260 fc->BufferCount = 1;
4261 fc->Function = MPI_FUNCTION_TARGET_CMD_BUFFER_POST;
4262 fc->MsgContext = htole32(req->index | mpt->scsi_tgt_handler_id);
4264 cb = &fc->Buffer[0];
4265 cb->IoIndex = htole16(ioindex);
4266 cb->u.PhysicalAddress32 = htole32((U32) paddr);
4268 mpt_check_doorbell(mpt);
4269 mpt_send_cmd(mpt, req);
4273 mpt_add_els_buffers(struct mpt_softc *mpt)
4277 if (mpt->is_fc == 0) {
4281 if (mpt->els_cmds_allocated) {
4285 mpt->els_cmd_ptrs = kmalloc(MPT_MAX_ELS * sizeof (request_t *),
4286 M_DEVBUF, M_NOWAIT | M_ZERO);
4288 if (mpt->els_cmd_ptrs == NULL) {
4293 * Feed the chip some ELS buffer resources
4295 for (i = 0; i < MPT_MAX_ELS; i++) {
4296 request_t *req = mpt_get_request(mpt, FALSE);
4300 req->state |= REQ_STATE_LOCKED;
4301 mpt->els_cmd_ptrs[i] = req;
4302 mpt_fc_post_els(mpt, req, i);
4306 mpt_prt(mpt, "unable to add ELS buffer resources\n");
4307 kfree(mpt->els_cmd_ptrs, M_DEVBUF);
4308 mpt->els_cmd_ptrs = NULL;
4311 if (i != MPT_MAX_ELS) {
4312 mpt_lprt(mpt, MPT_PRT_INFO,
4313 "only added %d of %d ELS buffers\n", i, MPT_MAX_ELS);
4315 mpt->els_cmds_allocated = i;
4320 mpt_add_target_commands(struct mpt_softc *mpt)
4324 if (mpt->tgt_cmd_ptrs) {
4328 max = MPT_MAX_REQUESTS(mpt) >> 1;
4329 if (max > mpt->mpt_max_tgtcmds) {
4330 max = mpt->mpt_max_tgtcmds;
4333 kmalloc(max * sizeof (request_t *), M_DEVBUF, M_NOWAIT | M_ZERO);
4334 if (mpt->tgt_cmd_ptrs == NULL) {
4336 "mpt_add_target_commands: could not allocate cmd ptrs\n");
4340 for (i = 0; i < max; i++) {
4343 req = mpt_get_request(mpt, FALSE);
4347 req->state |= REQ_STATE_LOCKED;
4348 mpt->tgt_cmd_ptrs[i] = req;
4349 mpt_post_target_command(mpt, req, i);
4354 mpt_lprt(mpt, MPT_PRT_ERROR, "could not add any target bufs\n");
4355 kfree(mpt->tgt_cmd_ptrs, M_DEVBUF);
4356 mpt->tgt_cmd_ptrs = NULL;
4360 mpt->tgt_cmds_allocated = i;
4363 mpt_lprt(mpt, MPT_PRT_INFO,
4364 "added %d of %d target bufs\n", i, max);
4370 mpt_enable_lun(struct mpt_softc *mpt, target_id_t tgt, lun_id_t lun)
4372 if (tgt == CAM_TARGET_WILDCARD && lun == CAM_LUN_WILDCARD) {
4374 } else if (lun >= MPT_MAX_LUNS) {
4376 } else if (tgt != CAM_TARGET_WILDCARD && tgt != 0) {
4379 if (mpt->tenabled == 0) {
4381 (void) mpt_fc_reset_link(mpt, 0);
4385 if (lun == CAM_LUN_WILDCARD) {
4386 mpt->trt_wildcard.enabled = 1;
4388 mpt->trt[lun].enabled = 1;
4394 mpt_disable_lun(struct mpt_softc *mpt, target_id_t tgt, lun_id_t lun)
4397 if (tgt == CAM_TARGET_WILDCARD && lun == CAM_LUN_WILDCARD) {
4399 } else if (lun >= MPT_MAX_LUNS) {
4401 } else if (tgt != CAM_TARGET_WILDCARD && tgt != 0) {
4404 if (lun == CAM_LUN_WILDCARD) {
4405 mpt->trt_wildcard.enabled = 0;
4407 mpt->trt[lun].enabled = 0;
4409 for (i = 0; i < MPT_MAX_LUNS; i++) {
4410 if (mpt->trt[lun].enabled) {
4414 if (i == MPT_MAX_LUNS && mpt->twildcard == 0) {
4416 (void) mpt_fc_reset_link(mpt, 0);
4424 * Called with MPT lock held
4427 mpt_target_start_io(struct mpt_softc *mpt, union ccb *ccb)
4429 struct ccb_scsiio *csio = &ccb->csio;
4430 request_t *cmd_req = MPT_TAG_2_REQ(mpt, csio->tag_id);
4431 mpt_tgt_state_t *tgt = MPT_TGT_STATE(mpt, cmd_req);
4433 switch (tgt->state) {
4434 case TGT_STATE_IN_CAM:
4436 case TGT_STATE_MOVING_DATA:
4437 mpt_set_ccb_status(ccb, CAM_REQUEUE_REQ);
4438 xpt_freeze_simq(mpt->sim, 1);
4439 ccb->ccb_h.status &= ~CAM_SIM_QUEUED;
4440 tgt->ccb->ccb_h.status |= CAM_RELEASE_SIMQ;
4441 MPTLOCK_2_CAMLOCK(mpt);
4443 CAMLOCK_2_MPTLOCK(mpt);
4446 mpt_prt(mpt, "ccb %p flags 0x%x tag 0x%08x had bad request "
4447 "starting I/O\n", ccb, csio->ccb_h.flags, csio->tag_id);
4448 mpt_tgt_dump_req_state(mpt, cmd_req);
4449 mpt_set_ccb_status(ccb, CAM_REQ_CMP_ERR);
4450 MPTLOCK_2_CAMLOCK(mpt);
4452 CAMLOCK_2_MPTLOCK(mpt);
4456 if (csio->dxfer_len) {
4457 bus_dmamap_callback_t *cb;
4458 PTR_MSG_TARGET_ASSIST_REQUEST ta;
4461 KASSERT((ccb->ccb_h.flags & CAM_DIR_MASK) != CAM_DIR_NONE,
4462 ("dxfer_len %u but direction is NONE\n", csio->dxfer_len));
4464 if ((req = mpt_get_request(mpt, FALSE)) == NULL) {
4465 if (mpt->outofbeer == 0) {
4467 xpt_freeze_simq(mpt->sim, 1);
4468 mpt_lprt(mpt, MPT_PRT_DEBUG, "FREEZEQ\n");
4470 ccb->ccb_h.status &= ~CAM_SIM_QUEUED;
4471 mpt_set_ccb_status(ccb, CAM_REQUEUE_REQ);
4472 MPTLOCK_2_CAMLOCK(mpt);
4474 CAMLOCK_2_MPTLOCK(mpt);
4477 ccb->ccb_h.status = CAM_SIM_QUEUED | CAM_REQ_INPROG;
4478 if (sizeof (bus_addr_t) > 4) {
4479 cb = mpt_execute_req_a64;
4481 cb = mpt_execute_req;
4485 ccb->ccb_h.ccb_req_ptr = req;
4488 * Record the currently active ccb and the
4489 * request for it in our target state area.
4494 memset(req->req_vbuf, 0, MPT_RQSL(mpt));
4498 PTR_MPI_TARGET_SSP_CMD_BUFFER ssp =
4500 ta->QueueTag = ssp->InitiatorTag;
4501 } else if (mpt->is_spi) {
4502 PTR_MPI_TARGET_SCSI_SPI_CMD_BUFFER sp =
4504 ta->QueueTag = sp->Tag;
4506 ta->Function = MPI_FUNCTION_TARGET_ASSIST;
4507 ta->MsgContext = htole32(req->index | mpt->scsi_tgt_handler_id);
4508 ta->ReplyWord = htole32(tgt->reply_desc);
4509 if (csio->ccb_h.target_lun > MPT_MAX_LUNS) {
4511 0x40 | ((csio->ccb_h.target_lun >> 8) & 0x3f);
4512 ta->LUN[1] = csio->ccb_h.target_lun & 0xff;
4514 ta->LUN[1] = csio->ccb_h.target_lun;
4517 ta->RelativeOffset = tgt->bytes_xfered;
4518 ta->DataLength = ccb->csio.dxfer_len;
4519 if (ta->DataLength > tgt->resid) {
4520 ta->DataLength = tgt->resid;
4524 * XXX Should be done after data transfer completes?
4526 tgt->resid -= csio->dxfer_len;
4527 tgt->bytes_xfered += csio->dxfer_len;
4529 if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) {
4530 ta->TargetAssistFlags |=
4531 TARGET_ASSIST_FLAGS_DATA_DIRECTION;
4534 #ifdef WE_TRUST_AUTO_GOOD_STATUS
4535 if ((ccb->ccb_h.flags & CAM_SEND_STATUS) &&
4536 csio->scsi_status == SCSI_STATUS_OK && tgt->resid == 0) {
4537 ta->TargetAssistFlags |=
4538 TARGET_ASSIST_FLAGS_AUTO_STATUS;
4541 tgt->state = TGT_STATE_SETTING_UP_FOR_DATA;
4543 mpt_lprt(mpt, MPT_PRT_DEBUG,
4544 "DATA_CCB %p tag %x %u bytes %u resid flg %x req %p:%u "
4545 "nxtstate=%d\n", csio, csio->tag_id, csio->dxfer_len,
4546 tgt->resid, ccb->ccb_h.flags, req, req->serno, tgt->state);
4548 MPTLOCK_2_CAMLOCK(mpt);
4549 if ((ccb->ccb_h.flags & CAM_SCATTER_VALID) == 0) {
4550 if ((ccb->ccb_h.flags & CAM_DATA_PHYS) == 0) {
4553 error = bus_dmamap_load(mpt->buffer_dmat,
4554 req->dmap, csio->data_ptr, csio->dxfer_len,
4557 if (error == EINPROGRESS) {
4558 xpt_freeze_simq(mpt->sim, 1);
4559 ccb->ccb_h.status |= CAM_RELEASE_SIMQ;
4563 * We have been given a pointer to single
4566 struct bus_dma_segment seg;
4567 seg.ds_addr = (bus_addr_t)
4568 (vm_offset_t)csio->data_ptr;
4569 seg.ds_len = csio->dxfer_len;
4570 (*cb)(req, &seg, 1, 0);
4574 * We have been given a list of addresses.
4575 * This case could be easily supported but they are not
4576 * currently generated by the CAM subsystem so there
4577 * is no point in wasting the time right now.
4579 struct bus_dma_segment *sgs;
4580 if ((ccb->ccb_h.flags & CAM_SG_LIST_PHYS) == 0) {
4581 (*cb)(req, NULL, 0, EFAULT);
4583 /* Just use the segments provided */
4584 sgs = (struct bus_dma_segment *)csio->data_ptr;
4585 (*cb)(req, sgs, csio->sglist_cnt, 0);
4588 CAMLOCK_2_MPTLOCK(mpt);
4590 uint8_t *sp = NULL, sense[MPT_SENSE_SIZE];
4593 * XXX: I don't know why this seems to happen, but
4594 * XXX: completing the CCB seems to make things happy.
4595 * XXX: This seems to happen if the initiator requests
4596 * XXX: enough data that we have to do multiple CTIOs.
4598 if ((ccb->ccb_h.flags & CAM_SEND_STATUS) == 0) {
4599 mpt_lprt(mpt, MPT_PRT_DEBUG,
4600 "Meaningless STATUS CCB (%p): flags %x status %x "
4601 "resid %d bytes_xfered %u\n", ccb, ccb->ccb_h.flags,
4602 ccb->ccb_h.status, tgt->resid, tgt->bytes_xfered);
4603 mpt_set_ccb_status(ccb, CAM_REQ_CMP);
4604 ccb->ccb_h.status &= ~CAM_SIM_QUEUED;
4605 MPTLOCK_2_CAMLOCK(mpt);
4607 CAMLOCK_2_MPTLOCK(mpt);
4610 if (ccb->ccb_h.flags & CAM_SEND_SENSE) {
4612 memcpy(sp, &csio->sense_data,
4613 min(csio->sense_len, MPT_SENSE_SIZE));
4615 mpt_scsi_tgt_status(mpt, ccb, cmd_req, csio->scsi_status, sp);
4620 mpt_scsi_tgt_local(struct mpt_softc *mpt, request_t *cmd_req,
4621 uint32_t lun, int send, uint8_t *data, size_t length)
4623 mpt_tgt_state_t *tgt;
4624 PTR_MSG_TARGET_ASSIST_REQUEST ta;
4632 * We enter with resid set to the data load for the command.
4634 tgt = MPT_TGT_STATE(mpt, cmd_req);
4635 if (length == 0 || tgt->resid == 0) {
4637 mpt_scsi_tgt_status(mpt, NULL, cmd_req, 0, NULL);
4641 if ((req = mpt_get_request(mpt, FALSE)) == NULL) {
4642 mpt_prt(mpt, "out of resources- dropping local response\n");
4648 memset(req->req_vbuf, 0, MPT_RQSL(mpt));
4652 PTR_MPI_TARGET_SSP_CMD_BUFFER ssp = cmd_req->req_vbuf;
4653 ta->QueueTag = ssp->InitiatorTag;
4654 } else if (mpt->is_spi) {
4655 PTR_MPI_TARGET_SCSI_SPI_CMD_BUFFER sp = cmd_req->req_vbuf;
4656 ta->QueueTag = sp->Tag;
4658 ta->Function = MPI_FUNCTION_TARGET_ASSIST;
4659 ta->MsgContext = htole32(req->index | mpt->scsi_tgt_handler_id);
4660 ta->ReplyWord = htole32(tgt->reply_desc);
4661 if (lun > MPT_MAX_LUNS) {
4662 ta->LUN[0] = 0x40 | ((lun >> 8) & 0x3f);
4663 ta->LUN[1] = lun & 0xff;
4667 ta->RelativeOffset = 0;
4668 ta->DataLength = length;
4670 dptr = req->req_vbuf;
4671 dptr += MPT_RQSL(mpt);
4672 pptr = req->req_pbuf;
4673 pptr += MPT_RQSL(mpt);
4674 memcpy(dptr, data, min(length, MPT_RQSL(mpt)));
4676 se = (SGE_SIMPLE32 *) &ta->SGL[0];
4677 memset(se, 0,sizeof (*se));
4679 flags = MPI_SGE_FLAGS_SIMPLE_ELEMENT;
4681 ta->TargetAssistFlags |= TARGET_ASSIST_FLAGS_DATA_DIRECTION;
4682 flags |= MPI_SGE_FLAGS_HOST_TO_IOC;
4685 MPI_pSGE_SET_LENGTH(se, length);
4686 flags |= MPI_SGE_FLAGS_LAST_ELEMENT;
4687 flags |= MPI_SGE_FLAGS_END_OF_LIST | MPI_SGE_FLAGS_END_OF_BUFFER;
4688 MPI_pSGE_SET_FLAGS(se, flags);
4692 tgt->resid -= length;
4693 tgt->bytes_xfered = length;
4694 #ifdef WE_TRUST_AUTO_GOOD_STATUS
4695 tgt->state = TGT_STATE_MOVING_DATA_AND_STATUS;
4697 tgt->state = TGT_STATE_MOVING_DATA;
4699 mpt_send_cmd(mpt, req);
4703 * Abort queued up CCBs
4706 mpt_abort_target_ccb(struct mpt_softc *mpt, union ccb *ccb)
4708 struct mpt_hdr_stailq *lp;
4709 struct ccb_hdr *srch;
4711 union ccb *accb = ccb->cab.abort_ccb;
4712 tgt_resource_t *trtp;
4714 mpt_lprt(mpt, MPT_PRT_DEBUG, "aborting ccb %p\n", accb);
4716 if (ccb->ccb_h.target_lun == CAM_LUN_WILDCARD) {
4717 trtp = &mpt->trt_wildcard;
4719 trtp = &mpt->trt[ccb->ccb_h.target_lun];
4722 if (accb->ccb_h.func_code == XPT_ACCEPT_TARGET_IO) {
4724 } else if (accb->ccb_h.func_code == XPT_IMMED_NOTIFY) {
4727 return (CAM_REQ_INVALID);
4730 STAILQ_FOREACH(srch, lp, sim_links.stqe) {
4731 if (srch == &accb->ccb_h) {
4733 STAILQ_REMOVE(lp, srch, ccb_hdr, sim_links.stqe);
4738 accb->ccb_h.status = CAM_REQ_ABORTED;
4740 return (CAM_REQ_CMP);
4742 mpt_prt(mpt, "mpt_abort_tgt_ccb: CCB %p not found\n", ccb);
4743 return (CAM_PATH_INVALID);
4747 * Ask the MPT to abort the current target command
4750 mpt_abort_target_cmd(struct mpt_softc *mpt, request_t *cmd_req)
4754 PTR_MSG_TARGET_MODE_ABORT abtp;
4756 req = mpt_get_request(mpt, FALSE);
4760 abtp = req->req_vbuf;
4761 memset(abtp, 0, sizeof (*abtp));
4763 abtp->MsgContext = htole32(req->index | mpt->scsi_tgt_handler_id);
4764 abtp->AbortType = TARGET_MODE_ABORT_TYPE_EXACT_IO;
4765 abtp->Function = MPI_FUNCTION_TARGET_MODE_ABORT;
4766 abtp->ReplyWord = htole32(MPT_TGT_STATE(mpt, cmd_req)->reply_desc);
4768 if (mpt->is_fc || mpt->is_sas) {
4769 mpt_send_cmd(mpt, req);
4771 error = mpt_send_handshake_cmd(mpt, sizeof(*req), req);
4777 * WE_TRUST_AUTO_GOOD_STATUS- I've found that setting
4778 * TARGET_STATUS_SEND_FLAGS_AUTO_GOOD_STATUS leads the
4779 * FC929 to set bogus FC_RSP fields (nonzero residuals
4780 * but w/o RESID fields set). This causes QLogic initiators
4781 * to think maybe that a frame was lost.
4783 * WE_CAN_USE_AUTO_REPOST- we can't use AUTO_REPOST because
4784 * we use allocated requests to do TARGET_ASSIST and we
4785 * need to know when to release them.
4789 mpt_scsi_tgt_status(struct mpt_softc *mpt, union ccb *ccb, request_t *cmd_req,
4790 uint8_t status, uint8_t const *sense_data)
4793 mpt_tgt_state_t *tgt;
4794 PTR_MSG_TARGET_STATUS_SEND_REQUEST tp;
4800 cmd_vbuf = cmd_req->req_vbuf;
4801 cmd_vbuf += MPT_RQSL(mpt);
4802 tgt = MPT_TGT_STATE(mpt, cmd_req);
4804 if ((req = mpt_get_request(mpt, FALSE)) == NULL) {
4805 if (mpt->outofbeer == 0) {
4807 xpt_freeze_simq(mpt->sim, 1);
4808 mpt_lprt(mpt, MPT_PRT_DEBUG, "FREEZEQ\n");
4811 ccb->ccb_h.status &= ~CAM_SIM_QUEUED;
4812 mpt_set_ccb_status(ccb, CAM_REQUEUE_REQ);
4813 MPTLOCK_2_CAMLOCK(mpt);
4815 CAMLOCK_2_MPTLOCK(mpt);
4818 "could not allocate status request- dropping\n");
4824 ccb->ccb_h.ccb_mpt_ptr = mpt;
4825 ccb->ccb_h.ccb_req_ptr = req;
4829 * Record the currently active ccb, if any, and the
4830 * request for it in our target state area.
4834 tgt->state = TGT_STATE_SENDING_STATUS;
4837 paddr = req->req_pbuf;
4838 paddr += MPT_RQSL(mpt);
4840 memset(tp, 0, sizeof (*tp));
4841 tp->Function = MPI_FUNCTION_TARGET_STATUS_SEND;
4843 PTR_MPI_TARGET_FCP_CMD_BUFFER fc =
4844 (PTR_MPI_TARGET_FCP_CMD_BUFFER) cmd_vbuf;
4848 sts_vbuf = req->req_vbuf;
4849 sts_vbuf += MPT_RQSL(mpt);
4850 rsp = (uint32_t *) sts_vbuf;
4851 memcpy(tp->LUN, fc->FcpLun, sizeof (tp->LUN));
4854 * The MPI_TARGET_FCP_RSP_BUFFER define is unfortunate.
4855 * It has to be big-endian in memory and is organized
4856 * in 32 bit words, which are much easier to deal with
4857 * as words which are swizzled as needed.
4859 * All we're filling here is the FC_RSP payload.
4860 * We may just have the chip synthesize it if
4861 * we have no residual and an OK status.
4864 memset(rsp, 0, sizeof (MPI_TARGET_FCP_RSP_BUFFER));
4868 rsp[2] |= 0x800; /* XXXX NEED MNEMONIC!!!! */
4869 rsp[3] = htobe32(tgt->resid);
4870 #ifdef WE_TRUST_AUTO_GOOD_STATUS
4871 resplen = sizeof (MPI_TARGET_FCP_RSP_BUFFER);
4874 if (status == SCSI_STATUS_CHECK_COND) {
4877 rsp[2] |= 0x200; /* XXXX NEED MNEMONIC!!!! */
4878 rsp[4] = htobe32(MPT_SENSE_SIZE);
4880 memcpy(&rsp[8], sense_data, MPT_SENSE_SIZE);
4882 mpt_prt(mpt, "mpt_scsi_tgt_status: CHECK CONDI"
4883 "TION but no sense data?\n");
4884 memset(&rsp, 0, MPT_SENSE_SIZE);
4886 for (i = 8; i < (8 + (MPT_SENSE_SIZE >> 2)); i++) {
4887 rsp[i] = htobe32(rsp[i]);
4889 #ifdef WE_TRUST_AUTO_GOOD_STATUS
4890 resplen = sizeof (MPI_TARGET_FCP_RSP_BUFFER);
4893 #ifndef WE_TRUST_AUTO_GOOD_STATUS
4894 resplen = sizeof (MPI_TARGET_FCP_RSP_BUFFER);
4896 rsp[2] = htobe32(rsp[2]);
4897 } else if (mpt->is_sas) {
4898 PTR_MPI_TARGET_SSP_CMD_BUFFER ssp =
4899 (PTR_MPI_TARGET_SSP_CMD_BUFFER) cmd_vbuf;
4900 memcpy(tp->LUN, ssp->LogicalUnitNumber, sizeof (tp->LUN));
4902 PTR_MPI_TARGET_SCSI_SPI_CMD_BUFFER sp =
4903 (PTR_MPI_TARGET_SCSI_SPI_CMD_BUFFER) cmd_vbuf;
4904 tp->StatusCode = status;
4905 tp->QueueTag = htole16(sp->Tag);
4906 memcpy(tp->LUN, sp->LogicalUnitNumber, sizeof (tp->LUN));
4909 tp->ReplyWord = htole32(tgt->reply_desc);
4910 tp->MsgContext = htole32(req->index | mpt->scsi_tgt_handler_id);
4912 #ifdef WE_CAN_USE_AUTO_REPOST
4913 tp->MsgFlags = TARGET_STATUS_SEND_FLAGS_REPOST_CMD_BUFFER;
4915 if (status == SCSI_STATUS_OK && resplen == 0) {
4916 tp->MsgFlags |= TARGET_STATUS_SEND_FLAGS_AUTO_GOOD_STATUS;
4918 tp->StatusDataSGE.u.Address32 = htole32((uint32_t) paddr);
4920 MPI_SGE_FLAGS_HOST_TO_IOC |
4921 MPI_SGE_FLAGS_SIMPLE_ELEMENT |
4922 MPI_SGE_FLAGS_LAST_ELEMENT |
4923 MPI_SGE_FLAGS_END_OF_LIST |
4924 MPI_SGE_FLAGS_END_OF_BUFFER;
4925 fl <<= MPI_SGE_FLAGS_SHIFT;
4927 tp->StatusDataSGE.FlagsLength = htole32(fl);
4930 mpt_lprt(mpt, MPT_PRT_DEBUG,
4931 "STATUS_CCB %p (wit%s sense) tag %x req %p:%u resid %u\n",
4932 ccb, sense_data?"h" : "hout", ccb? ccb->csio.tag_id : -1, req,
4933 req->serno, tgt->resid);
4935 ccb->ccb_h.status = CAM_SIM_QUEUED | CAM_REQ_INPROG;
4936 mpt_req_timeout(req, 60 * hz, mpt_timeout, ccb);
4938 mpt_send_cmd(mpt, req);
4942 mpt_scsi_tgt_tsk_mgmt(struct mpt_softc *mpt, request_t *req, mpt_task_mgmt_t fc,
4943 tgt_resource_t *trtp, int init_id)
4945 struct ccb_immed_notify *inot;
4946 mpt_tgt_state_t *tgt;
4948 tgt = MPT_TGT_STATE(mpt, req);
4949 inot = (struct ccb_immed_notify *) STAILQ_FIRST(&trtp->inots);
4951 mpt_lprt(mpt, MPT_PRT_WARN, "no INOTSs- sending back BSY\n");
4952 mpt_scsi_tgt_status(mpt, NULL, req, SCSI_STATUS_BUSY, NULL);
4955 STAILQ_REMOVE_HEAD(&trtp->inots, sim_links.stqe);
4956 mpt_lprt(mpt, MPT_PRT_DEBUG1,
4957 "Get FREE INOT %p lun %d\n", inot, inot->ccb_h.target_lun);
4959 memset(&inot->sense_data, 0, sizeof (inot->sense_data));
4960 inot->sense_len = 0;
4961 memset(inot->message_args, 0, sizeof (inot->message_args));
4962 inot->initiator_id = init_id; /* XXX */
4965 * This is a somewhat grotesque attempt to map from task management
4966 * to old style SCSI messages. God help us all.
4969 case MPT_ABORT_TASK_SET:
4970 inot->message_args[0] = MSG_ABORT_TAG;
4972 case MPT_CLEAR_TASK_SET:
4973 inot->message_args[0] = MSG_CLEAR_TASK_SET;
4975 case MPT_TARGET_RESET:
4976 inot->message_args[0] = MSG_TARGET_RESET;
4979 inot->message_args[0] = MSG_CLEAR_ACA;
4981 case MPT_TERMINATE_TASK:
4982 inot->message_args[0] = MSG_ABORT_TAG;
4985 inot->message_args[0] = MSG_NOOP;
4988 tgt->ccb = (union ccb *) inot;
4989 inot->ccb_h.status = CAM_MESSAGE_RECV|CAM_DEV_QFRZN;
4990 MPTLOCK_2_CAMLOCK(mpt);
4991 xpt_done((union ccb *)inot);
4992 CAMLOCK_2_MPTLOCK(mpt);
4996 mpt_scsi_tgt_atio(struct mpt_softc *mpt, request_t *req, uint32_t reply_desc)
4998 static uint8_t null_iqd[SHORT_INQUIRY_LENGTH] = {
4999 0x7f, 0x00, 0x02, 0x02, 0x20, 0x00, 0x00, 0x32,
5000 'F', 'R', 'E', 'E', 'B', 'S', 'D', ' ',
5001 'L', 'S', 'I', '-', 'L', 'O', 'G', 'I',
5002 'C', ' ', 'N', 'U', 'L', 'D', 'E', 'V',
5005 struct ccb_accept_tio *atiop;
5008 mpt_tgt_state_t *tgt;
5009 tgt_resource_t *trtp = NULL;
5014 mpt_task_mgmt_t fct = MPT_NIL_TMT_VALUE;
5018 * Stash info for the current command where we can get at it later.
5020 vbuf = req->req_vbuf;
5021 vbuf += MPT_RQSL(mpt);
5024 * Get our state pointer set up.
5026 tgt = MPT_TGT_STATE(mpt, req);
5027 if (tgt->state != TGT_STATE_LOADED) {
5028 mpt_tgt_dump_req_state(mpt, req);
5029 panic("bad target state in mpt_scsi_tgt_atio");
5031 memset(tgt, 0, sizeof (mpt_tgt_state_t));
5032 tgt->state = TGT_STATE_IN_CAM;
5033 tgt->reply_desc = reply_desc;
5034 ioindex = GET_IO_INDEX(reply_desc);
5035 if (mpt->verbose >= MPT_PRT_DEBUG) {
5036 mpt_dump_data(mpt, "mpt_scsi_tgt_atio response", vbuf,
5037 max(sizeof (MPI_TARGET_FCP_CMD_BUFFER),
5038 max(sizeof (MPI_TARGET_SSP_CMD_BUFFER),
5039 sizeof (MPI_TARGET_SCSI_SPI_CMD_BUFFER))));
5042 PTR_MPI_TARGET_FCP_CMD_BUFFER fc;
5043 fc = (PTR_MPI_TARGET_FCP_CMD_BUFFER) vbuf;
5044 if (fc->FcpCntl[2]) {
5046 * Task Management Request
5048 switch (fc->FcpCntl[2]) {
5050 fct = MPT_ABORT_TASK_SET;
5053 fct = MPT_CLEAR_TASK_SET;
5056 fct = MPT_TARGET_RESET;
5059 fct = MPT_CLEAR_ACA;
5062 fct = MPT_TERMINATE_TASK;
5065 mpt_prt(mpt, "CORRUPTED TASK MGMT BITS: 0x%x\n",
5067 mpt_scsi_tgt_status(mpt, 0, req,
5072 switch (fc->FcpCntl[1]) {
5074 tag_action = MSG_SIMPLE_Q_TAG;
5077 tag_action = MSG_HEAD_OF_Q_TAG;
5080 tag_action = MSG_ORDERED_Q_TAG;
5084 * Bah. Ignore Untagged Queing and ACA
5086 tag_action = MSG_SIMPLE_Q_TAG;
5090 tgt->resid = be32toh(fc->FcpDl);
5092 lunptr = fc->FcpLun;
5093 itag = be16toh(fc->OptionalOxid);
5094 } else if (mpt->is_sas) {
5095 PTR_MPI_TARGET_SSP_CMD_BUFFER ssp;
5096 ssp = (PTR_MPI_TARGET_SSP_CMD_BUFFER) vbuf;
5098 lunptr = ssp->LogicalUnitNumber;
5099 itag = ssp->InitiatorTag;
5101 PTR_MPI_TARGET_SCSI_SPI_CMD_BUFFER sp;
5102 sp = (PTR_MPI_TARGET_SCSI_SPI_CMD_BUFFER) vbuf;
5104 lunptr = sp->LogicalUnitNumber;
5109 * Generate a simple lun
5111 switch (lunptr[0] & 0xc0) {
5113 lun = ((lunptr[0] & 0x3f) << 8) | lunptr[1];
5119 mpt_lprt(mpt, MPT_PRT_ERROR, "cannot handle this type lun\n");
5125 * Deal with non-enabled or bad luns here.
5127 if (lun >= MPT_MAX_LUNS || mpt->tenabled == 0 ||
5128 mpt->trt[lun].enabled == 0) {
5129 if (mpt->twildcard) {
5130 trtp = &mpt->trt_wildcard;
5131 } else if (fct == MPT_NIL_TMT_VALUE) {
5133 * In this case, we haven't got an upstream listener
5134 * for either a specific lun or wildcard luns. We
5135 * have to make some sensible response. For regular
5136 * inquiry, just return some NOT HERE inquiry data.
5137 * For VPD inquiry, report illegal field in cdb.
5138 * For REQUEST SENSE, just return NO SENSE data.
5139 * REPORT LUNS gets illegal command.
5140 * All other commands get 'no such device'.
5142 uint8_t *sp, cond, buf[MPT_SENSE_SIZE];
5145 memset(buf, 0, MPT_SENSE_SIZE);
5146 cond = SCSI_STATUS_CHECK_COND;
5151 tgt->tag_id = MPT_MAKE_TAGID(mpt, req, ioindex);
5161 len = min(tgt->resid, cdbp[4]);
5162 len = min(len, sizeof (null_iqd));
5163 mpt_lprt(mpt, MPT_PRT_DEBUG,
5164 "local inquiry %ld bytes\n", (long) len);
5165 mpt_scsi_tgt_local(mpt, req, lun, 1,
5172 len = min(tgt->resid, cdbp[4]);
5173 len = min(len, sizeof (buf));
5174 mpt_lprt(mpt, MPT_PRT_DEBUG,
5175 "local reqsense %ld bytes\n", (long) len);
5176 mpt_scsi_tgt_local(mpt, req, lun, 1,
5181 mpt_lprt(mpt, MPT_PRT_DEBUG, "REPORT LUNS\n");
5185 mpt_lprt(mpt, MPT_PRT_DEBUG,
5186 "CMD 0x%x to unmanaged lun %u\n",
5191 mpt_scsi_tgt_status(mpt, NULL, req, cond, sp);
5194 /* otherwise, leave trtp NULL */
5196 trtp = &mpt->trt[lun];
5200 * Deal with any task management
5202 if (fct != MPT_NIL_TMT_VALUE) {
5204 mpt_prt(mpt, "task mgmt function %x but no listener\n",
5206 mpt_scsi_tgt_status(mpt, 0, req,
5209 mpt_scsi_tgt_tsk_mgmt(mpt, req, fct, trtp,
5210 GET_INITIATOR_INDEX(reply_desc));
5216 atiop = (struct ccb_accept_tio *) STAILQ_FIRST(&trtp->atios);
5217 if (atiop == NULL) {
5218 mpt_lprt(mpt, MPT_PRT_WARN,
5219 "no ATIOs for lun %u- sending back %s\n", lun,
5220 mpt->tenabled? "QUEUE FULL" : "BUSY");
5221 mpt_scsi_tgt_status(mpt, NULL, req,
5222 mpt->tenabled? SCSI_STATUS_QUEUE_FULL : SCSI_STATUS_BUSY,
5226 STAILQ_REMOVE_HEAD(&trtp->atios, sim_links.stqe);
5227 mpt_lprt(mpt, MPT_PRT_DEBUG1,
5228 "Get FREE ATIO %p lun %d\n", atiop, atiop->ccb_h.target_lun);
5229 atiop->ccb_h.ccb_mpt_ptr = mpt;
5230 atiop->ccb_h.status = CAM_CDB_RECVD;
5231 atiop->ccb_h.target_lun = lun;
5232 atiop->sense_len = 0;
5233 atiop->init_id = GET_INITIATOR_INDEX(reply_desc);
5234 atiop->cdb_len = mpt_cdblen(cdbp[0], 16);
5235 memcpy(atiop->cdb_io.cdb_bytes, cdbp, atiop->cdb_len);
5238 * The tag we construct here allows us to find the
5239 * original request that the command came in with.
5241 * This way we don't have to depend on anything but the
5242 * tag to find things when CCBs show back up from CAM.
5244 atiop->tag_id = MPT_MAKE_TAGID(mpt, req, ioindex);
5245 tgt->tag_id = atiop->tag_id;
5247 atiop->tag_action = tag_action;
5248 atiop->ccb_h.flags = CAM_TAG_ACTION_VALID;
5250 if (mpt->verbose >= MPT_PRT_DEBUG) {
5252 mpt_prt(mpt, "START_CCB %p for lun %u CDB=<", atiop,
5253 atiop->ccb_h.target_lun);
5254 for (i = 0; i < atiop->cdb_len; i++) {
5255 mpt_prtc(mpt, "%02x%c", cdbp[i] & 0xff,
5256 (i == (atiop->cdb_len - 1))? '>' : ' ');
5258 mpt_prtc(mpt, " itag %x tag %x rdesc %x dl=%u\n",
5259 itag, atiop->tag_id, tgt->reply_desc, tgt->resid);
5262 MPTLOCK_2_CAMLOCK(mpt);
5263 xpt_done((union ccb *)atiop);
5264 CAMLOCK_2_MPTLOCK(mpt);
5268 mpt_tgt_dump_tgt_state(struct mpt_softc *mpt, request_t *req)
5270 mpt_tgt_state_t *tgt = MPT_TGT_STATE(mpt, req);
5272 mpt_prt(mpt, "req %p:%u tgt:rdesc 0x%x resid %u xfrd %u ccb %p treq %p "
5273 "nx %d tag 0x%08x state=%d\n", req, req->serno, tgt->reply_desc,
5274 tgt->resid, tgt->bytes_xfered, tgt->ccb, tgt->req, tgt->nxfers,
5275 tgt->tag_id, tgt->state);
5279 mpt_tgt_dump_req_state(struct mpt_softc *mpt, request_t *req)
5281 mpt_prt(mpt, "req %p:%u index %u (%x) state %x\n", req, req->serno,
5282 req->index, req->index, req->state);
5283 mpt_tgt_dump_tgt_state(mpt, req);
5287 mpt_scsi_tgt_reply_handler(struct mpt_softc *mpt, request_t *req,
5288 uint32_t reply_desc, MSG_DEFAULT_REPLY *reply_frame)
5294 if (reply_frame == NULL) {
5296 * Figure out what the state of the command is.
5298 mpt_tgt_state_t *tgt = MPT_TGT_STATE(mpt, req);
5301 mpt_req_spcl(mpt, req, "turbo scsi_tgt_reply", __LINE__);
5303 mpt_req_not_spcl(mpt, tgt->req,
5304 "turbo scsi_tgt_reply associated req", __LINE__);
5307 switch(tgt->state) {
5308 case TGT_STATE_LOADED:
5310 * This is a new command starting.
5312 mpt_scsi_tgt_atio(mpt, req, reply_desc);
5314 case TGT_STATE_MOVING_DATA:
5316 uint8_t *sp = NULL, sense[MPT_SENSE_SIZE];
5319 if (tgt->req == NULL) {
5320 panic("mpt: turbo target reply with null "
5321 "associated request moving data");
5325 if (tgt->is_local == 0) {
5326 panic("mpt: turbo target reply with "
5327 "null associated ccb moving data");
5330 mpt_lprt(mpt, MPT_PRT_DEBUG,
5331 "TARGET_ASSIST local done\n");
5332 TAILQ_REMOVE(&mpt->request_pending_list,
5334 mpt_free_request(mpt, tgt->req);
5336 mpt_scsi_tgt_status(mpt, NULL, req,
5342 mpt_req_untimeout(req, mpt_timeout, ccb);
5343 mpt_lprt(mpt, MPT_PRT_DEBUG,
5344 "TARGET_ASSIST %p (req %p:%u) done tag 0x%x\n",
5345 ccb, tgt->req, tgt->req->serno, ccb->csio.tag_id);
5347 * Free the Target Assist Request
5349 KASSERT(tgt->req->ccb == ccb,
5350 ("tgt->req %p:%u tgt->req->ccb %p", tgt->req,
5351 tgt->req->serno, tgt->req->ccb));
5352 TAILQ_REMOVE(&mpt->request_pending_list,
5354 mpt_free_request(mpt, tgt->req);
5358 * Do we need to send status now? That is, are
5359 * we done with all our data transfers?
5361 if ((ccb->ccb_h.flags & CAM_SEND_STATUS) == 0) {
5362 mpt_set_ccb_status(ccb, CAM_REQ_CMP);
5363 ccb->ccb_h.status &= ~CAM_SIM_QUEUED;
5364 KASSERT(ccb->ccb_h.status,
5365 ("zero ccb sts at %d\n", __LINE__));
5366 tgt->state = TGT_STATE_IN_CAM;
5367 if (mpt->outofbeer) {
5368 ccb->ccb_h.status |= CAM_RELEASE_SIMQ;
5370 mpt_lprt(mpt, MPT_PRT_DEBUG, "THAWQ\n");
5372 MPTLOCK_2_CAMLOCK(mpt);
5374 CAMLOCK_2_MPTLOCK(mpt);
5378 * Otherwise, send status (and sense)
5380 if (ccb->ccb_h.flags & CAM_SEND_SENSE) {
5382 memcpy(sp, &ccb->csio.sense_data,
5383 min(ccb->csio.sense_len, MPT_SENSE_SIZE));
5385 mpt_scsi_tgt_status(mpt, ccb, req,
5386 ccb->csio.scsi_status, sp);
5389 case TGT_STATE_SENDING_STATUS:
5390 case TGT_STATE_MOVING_DATA_AND_STATUS:
5395 if (tgt->req == NULL) {
5396 panic("mpt: turbo target reply with null "
5397 "associated request sending status");
5404 TGT_STATE_MOVING_DATA_AND_STATUS) {
5407 mpt_req_untimeout(req, mpt_timeout, ccb);
5408 if (ccb->ccb_h.flags & CAM_SEND_SENSE) {
5409 ccb->ccb_h.status |= CAM_SENT_SENSE;
5411 mpt_lprt(mpt, MPT_PRT_DEBUG,
5412 "TARGET_STATUS tag %x sts %x flgs %x req "
5413 "%p\n", ccb->csio.tag_id, ccb->ccb_h.status,
5414 ccb->ccb_h.flags, tgt->req);
5416 * Free the Target Send Status Request
5418 KASSERT(tgt->req->ccb == ccb,
5419 ("tgt->req %p:%u tgt->req->ccb %p",
5420 tgt->req, tgt->req->serno, tgt->req->ccb));
5422 * Notify CAM that we're done
5424 mpt_set_ccb_status(ccb, CAM_REQ_CMP);
5425 ccb->ccb_h.status &= ~CAM_SIM_QUEUED;
5426 KASSERT(ccb->ccb_h.status,
5427 ("ZERO ccb sts at %d\n", __LINE__));
5430 mpt_lprt(mpt, MPT_PRT_DEBUG,
5431 "TARGET_STATUS non-CAM for req %p:%u\n",
5432 tgt->req, tgt->req->serno);
5434 TAILQ_REMOVE(&mpt->request_pending_list,
5436 mpt_free_request(mpt, tgt->req);
5440 * And re-post the Command Buffer.
5441 * This will reset the state.
5443 ioindex = GET_IO_INDEX(reply_desc);
5444 TAILQ_REMOVE(&mpt->request_pending_list, req, links);
5446 mpt_post_target_command(mpt, req, ioindex);
5449 * And post a done for anyone who cares
5452 if (mpt->outofbeer) {
5453 ccb->ccb_h.status |= CAM_RELEASE_SIMQ;
5455 mpt_lprt(mpt, MPT_PRT_DEBUG, "THAWQ\n");
5457 MPTLOCK_2_CAMLOCK(mpt);
5459 CAMLOCK_2_MPTLOCK(mpt);
5463 case TGT_STATE_NIL: /* XXX This Never Happens XXX */
5464 tgt->state = TGT_STATE_LOADED;
5467 mpt_prt(mpt, "Unknown Target State 0x%x in Context "
5468 "Reply Function\n", tgt->state);
5473 status = le16toh(reply_frame->IOCStatus);
5474 if (status != MPI_IOCSTATUS_SUCCESS) {
5475 dbg = MPT_PRT_ERROR;
5477 dbg = MPT_PRT_DEBUG1;
5481 "SCSI_TGT REPLY: req=%p:%u reply=%p func=%x IOCstatus 0x%x\n",
5482 req, req->serno, reply_frame, reply_frame->Function, status);
5484 switch (reply_frame->Function) {
5485 case MPI_FUNCTION_TARGET_CMD_BUFFER_POST:
5487 mpt_tgt_state_t *tgt;
5489 mpt_req_spcl(mpt, req, "tgt reply BUFFER POST", __LINE__);
5491 if (status != MPI_IOCSTATUS_SUCCESS) {
5497 tgt = MPT_TGT_STATE(mpt, req);
5498 KASSERT(tgt->state == TGT_STATE_LOADING,
5499 ("bad state 0x%x on reply to buffer post\n", tgt->state));
5500 mpt_assign_serno(mpt, req);
5501 tgt->state = TGT_STATE_LOADED;
5504 case MPI_FUNCTION_TARGET_ASSIST:
5506 mpt_req_not_spcl(mpt, req, "tgt reply TARGET ASSIST", __LINE__);
5508 mpt_prt(mpt, "target assist completion\n");
5509 TAILQ_REMOVE(&mpt->request_pending_list, req, links);
5510 mpt_free_request(mpt, req);
5512 case MPI_FUNCTION_TARGET_STATUS_SEND:
5514 mpt_req_not_spcl(mpt, req, "tgt reply STATUS SEND", __LINE__);
5516 mpt_prt(mpt, "status send completion\n");
5517 TAILQ_REMOVE(&mpt->request_pending_list, req, links);
5518 mpt_free_request(mpt, req);
5520 case MPI_FUNCTION_TARGET_MODE_ABORT:
5522 PTR_MSG_TARGET_MODE_ABORT_REPLY abtrp =
5523 (PTR_MSG_TARGET_MODE_ABORT_REPLY) reply_frame;
5524 PTR_MSG_TARGET_MODE_ABORT abtp =
5525 (PTR_MSG_TARGET_MODE_ABORT) req->req_vbuf;
5526 uint32_t cc = GET_IO_INDEX(le32toh(abtp->ReplyWord));
5528 mpt_req_not_spcl(mpt, req, "tgt reply TMODE ABORT", __LINE__);
5530 mpt_prt(mpt, "ABORT RX_ID 0x%x Complete; status 0x%x cnt %u\n",
5531 cc, le16toh(abtrp->IOCStatus), le32toh(abtrp->AbortCount));
5532 TAILQ_REMOVE(&mpt->request_pending_list, req, links);
5533 mpt_free_request(mpt, req);
5537 mpt_prt(mpt, "Unknown Target Address Reply Function code: "
5538 "0x%x\n", reply_frame->Function);