FreeBSD/Linux Kernel Cross Reference
sys/dev/mpt/mpt.h
1 /* $FreeBSD: releng/8.4/sys/dev/mpt/mpt.h 245987 2013-01-27 17:15:58Z marius $ */
2 /*-
3 * Generic defines for LSI '909 FC adapters.
4 * FreeBSD Version.
5 *
6 * Copyright (c) 2000, 2001 by Greg Ansley
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 * 1. Redistributions of source code must retain the above copyright
12 * notice immediately at the beginning of the file, without modification,
13 * this list of conditions, and the following disclaimer.
14 * 2. The name of the author may not be used to endorse or promote products
15 * derived from this software without specific prior written permission.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
21 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 * SUCH DAMAGE.
28 */
29 /*-
30 * Copyright (c) 2002, 2006 by Matthew Jacob
31 * All rights reserved.
32 *
33 * Redistribution and use in source and binary forms, with or without
34 * modification, are permitted provided that the following conditions are
35 * met:
36 * 1. Redistributions of source code must retain the above copyright
37 * notice, this list of conditions and the following disclaimer.
38 * 2. Redistributions in binary form must reproduce at minimum a disclaimer
39 * substantially similar to the "NO WARRANTY" disclaimer below
40 * ("Disclaimer") and any redistribution must be conditioned upon including
41 * a substantially similar Disclaimer requirement for further binary
42 * redistribution.
43 * 3. Neither the names of the above listed copyright holders nor the names
44 * of any contributors may be used to endorse or promote products derived
45 * from this software without specific prior written permission.
46 *
47 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
48 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
49 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
50 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
51 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
52 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
53 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
54 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
55 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
56 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF THE COPYRIGHT
57 * OWNER OR CONTRIBUTOR IS ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
58 *
59 * Support from Chris Ellsworth in order to make SAS adapters work
60 * is gratefully acknowledged.
61 *
62 *
63 * Support from LSI-Logic has also gone a great deal toward making this a
64 * workable subsystem and is gratefully acknowledged.
65 */
66 /*
67 * Copyright (c) 2004, Avid Technology, Inc. and its contributors.
68 * Copyright (c) 2004, 2005 Justin T. Gibbs
69 * Copyright (c) 2005, WHEEL Sp. z o.o.
70 * All rights reserved.
71 *
72 * Redistribution and use in source and binary forms, with or without
73 * modification, are permitted provided that the following conditions are
74 * met:
75 * 1. Redistributions of source code must retain the above copyright
76 * notice, this list of conditions and the following disclaimer.
77 * 2. Redistributions in binary form must reproduce at minimum a disclaimer
78 * substantially similar to the "NO WARRANTY" disclaimer below
79 * ("Disclaimer") and any redistribution must be conditioned upon including
80 * a substantially similar Disclaimer requirement for further binary
81 * redistribution.
82 * 3. Neither the names of the above listed copyright holders nor the names
83 * of any contributors may be used to endorse or promote products derived
84 * from this software without specific prior written permission.
85 *
86 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
87 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
88 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
89 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
90 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
91 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
92 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
93 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
94 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
95 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF THE COPYRIGHT
96 * OWNER OR CONTRIBUTOR IS ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
97 */
98
99 #ifndef _MPT_H_
100 #define _MPT_H_
101
102 /********************************* OS Includes ********************************/
103 #include <sys/param.h>
104 #include <sys/systm.h>
105 #include <sys/bus.h>
106 #include <sys/condvar.h>
107 #include <sys/endian.h>
108 #include <sys/eventhandler.h>
109 #include <sys/kernel.h>
110 #include <sys/lock.h>
111 #include <sys/malloc.h>
112 #include <sys/module.h>
113 #include <sys/mutex.h>
114 #include <sys/proc.h>
115 #include <sys/queue.h>
116 #include <sys/rman.h>
117 #include <sys/types.h>
118
119 #include <machine/bus.h>
120 #include <machine/cpu.h>
121 #include <machine/resource.h>
122
123 #ifdef __sparc64__
124 #include <dev/ofw/openfirm.h>
125 #include <machine/ofw_machdep.h>
126 #endif
127
128 #include <dev/pci/pcireg.h>
129 #include <dev/pci/pcivar.h>
130
131 #include "opt_ddb.h"
132
133 /**************************** Register Definitions ****************************/
134 #include <dev/mpt/mpt_reg.h>
135
136 /******************************* MPI Definitions ******************************/
137 #include <dev/mpt/mpilib/mpi_type.h>
138 #include <dev/mpt/mpilib/mpi.h>
139 #include <dev/mpt/mpilib/mpi_cnfg.h>
140 #include <dev/mpt/mpilib/mpi_ioc.h>
141 #include <dev/mpt/mpilib/mpi_raid.h>
142
143 /* XXX For mpt_debug.c */
144 #include <dev/mpt/mpilib/mpi_init.h>
145
146 #define MPT_S64_2_SCALAR(y) ((((int64_t)y.High) << 32) | (y.Low))
147 #define MPT_U64_2_SCALAR(y) ((((uint64_t)y.High) << 32) | (y.Low))
148
149 /****************************** Misc Definitions ******************************/
150 /* #define MPT_TEST_MULTIPATH 1 */
151 #define MPT_OK (0)
152 #define MPT_FAIL (0x10000)
153
154 #define NUM_ELEMENTS(array) (sizeof(array) / sizeof(*array))
155
156 #define MPT_ROLE_NONE 0
157 #define MPT_ROLE_INITIATOR 1
158 #define MPT_ROLE_TARGET 2
159 #define MPT_ROLE_BOTH 3
160 #define MPT_ROLE_DEFAULT MPT_ROLE_INITIATOR
161
162 #define MPT_INI_ID_NONE -1
163
164 /**************************** Forward Declarations ****************************/
165 struct mpt_softc;
166 struct mpt_personality;
167 typedef struct req_entry request_t;
168
169 /************************* Personality Module Support *************************/
170 typedef int mpt_load_handler_t(struct mpt_personality *);
171 typedef int mpt_probe_handler_t(struct mpt_softc *);
172 typedef int mpt_attach_handler_t(struct mpt_softc *);
173 typedef int mpt_enable_handler_t(struct mpt_softc *);
174 typedef void mpt_ready_handler_t(struct mpt_softc *);
175 typedef int mpt_event_handler_t(struct mpt_softc *, request_t *,
176 MSG_EVENT_NOTIFY_REPLY *);
177 typedef void mpt_reset_handler_t(struct mpt_softc *, int /*type*/);
178 /* XXX Add return value and use for veto? */
179 typedef void mpt_shutdown_handler_t(struct mpt_softc *);
180 typedef void mpt_detach_handler_t(struct mpt_softc *);
181 typedef int mpt_unload_handler_t(struct mpt_personality *);
182
183 struct mpt_personality
184 {
185 const char *name;
186 uint32_t id; /* Assigned identifier. */
187 u_int use_count; /* Instances using personality*/
188 mpt_load_handler_t *load; /* configure personailty */
189 #define MPT_PERS_FIRST_HANDLER(pers) (&(pers)->load)
190 mpt_probe_handler_t *probe; /* configure personailty */
191 mpt_attach_handler_t *attach; /* initialize device instance */
192 mpt_enable_handler_t *enable; /* enable device */
193 mpt_ready_handler_t *ready; /* final open for business */
194 mpt_event_handler_t *event; /* Handle MPI event. */
195 mpt_reset_handler_t *reset; /* Re-init after reset. */
196 mpt_shutdown_handler_t *shutdown; /* Shutdown instance. */
197 mpt_detach_handler_t *detach; /* release device instance */
198 mpt_unload_handler_t *unload; /* Shutdown personality */
199 #define MPT_PERS_LAST_HANDLER(pers) (&(pers)->unload)
200 };
201
202 int mpt_modevent(module_t, int, void *);
203
204 /* Maximum supported number of personalities. */
205 #define MPT_MAX_PERSONALITIES (15)
206
207 #define MPT_PERSONALITY_DEPEND(name, dep, vmin, vpref, vmax) \
208 MODULE_DEPEND(name, dep, vmin, vpref, vmax)
209
210 #define DECLARE_MPT_PERSONALITY(name, order) \
211 static moduledata_t name##_mod = { \
212 #name, mpt_modevent, &name##_personality \
213 }; \
214 DECLARE_MODULE(name, name##_mod, SI_SUB_DRIVERS, order); \
215 MODULE_VERSION(name, 1); \
216 MPT_PERSONALITY_DEPEND(name, mpt_core, 1, 1, 1)
217
218 /******************************* Bus DMA Support ******************************/
219 /* XXX Need to update bus_dmamap_sync to take a range argument. */
220 #define bus_dmamap_sync_range(dma_tag, dmamap, offset, len, op) \
221 bus_dmamap_sync(dma_tag, dmamap, op)
222
223 #if __FreeBSD_version < 600000
224 #define bus_get_dma_tag(x) NULL
225 #endif
226 #define mpt_dma_tag_create(mpt, parent_tag, alignment, boundary, \
227 lowaddr, highaddr, filter, filterarg, \
228 maxsize, nsegments, maxsegsz, flags, \
229 dma_tagp) \
230 bus_dma_tag_create(parent_tag, alignment, boundary, \
231 lowaddr, highaddr, filter, filterarg, \
232 maxsize, nsegments, maxsegsz, flags, \
233 busdma_lock_mutex, &(mpt)->mpt_lock, \
234 dma_tagp)
235 struct mpt_map_info {
236 struct mpt_softc *mpt;
237 int error;
238 uint32_t phys;
239 };
240
241 void mpt_map_rquest(void *, bus_dma_segment_t *, int, int);
242 /* **************************** NewBUS interrupt Crock ************************/
243 #if __FreeBSD_version < 700031
244 #define mpt_setup_intr(d, i, f, U, if, ifa, hp) \
245 bus_setup_intr(d, i, f, if, ifa, hp)
246 #else
247 #define mpt_setup_intr bus_setup_intr
248 #endif
249
250 /* **************************** NewBUS CAM Support ****************************/
251 #if __FreeBSD_version < 700049
252 #define mpt_xpt_bus_register(sim, parent, bus) \
253 xpt_bus_register(sim, bus)
254 #else
255 #define mpt_xpt_bus_register xpt_bus_register
256 #endif
257
258 /**************************** Kernel Thread Support ***************************/
259 #if __FreeBSD_version > 800001
260 #define mpt_kthread_create(func, farg, proc_ptr, flags, stackpgs, fmtstr, arg) \
261 kproc_create(func, farg, proc_ptr, flags, stackpgs, fmtstr, arg)
262 #define mpt_kthread_exit(status) \
263 kproc_exit(status)
264 #else
265 #define mpt_kthread_create(func, farg, proc_ptr, flags, stackpgs, fmtstr, arg) \
266 kthread_create(func, farg, proc_ptr, flags, stackpgs, fmtstr, arg)
267 #define mpt_kthread_exit(status) \
268 kthread_exit(status)
269 #endif
270
271 /********************************** Endianess *********************************/
272 #define MPT_2_HOST64(ptr, tag) ptr->tag = le64toh(ptr->tag)
273 #define MPT_2_HOST32(ptr, tag) ptr->tag = le32toh(ptr->tag)
274 #define MPT_2_HOST16(ptr, tag) ptr->tag = le16toh(ptr->tag)
275
276 #define HOST_2_MPT64(ptr, tag) ptr->tag = htole64(ptr->tag)
277 #define HOST_2_MPT32(ptr, tag) ptr->tag = htole32(ptr->tag)
278 #define HOST_2_MPT16(ptr, tag) ptr->tag = htole16(ptr->tag)
279
280 #if _BYTE_ORDER == _BIG_ENDIAN
281 void mpt2host_sge_simple_union(SGE_SIMPLE_UNION *);
282 void mpt2host_iocfacts_reply(MSG_IOC_FACTS_REPLY *);
283 void mpt2host_portfacts_reply(MSG_PORT_FACTS_REPLY *);
284 void mpt2host_config_page_ioc2(CONFIG_PAGE_IOC_2 *);
285 void mpt2host_config_page_ioc3(CONFIG_PAGE_IOC_3 *);
286 void mpt2host_config_page_scsi_port_0(CONFIG_PAGE_SCSI_PORT_0 *);
287 void mpt2host_config_page_scsi_port_1(CONFIG_PAGE_SCSI_PORT_1 *);
288 void host2mpt_config_page_scsi_port_1(CONFIG_PAGE_SCSI_PORT_1 *);
289 void mpt2host_config_page_scsi_port_2(CONFIG_PAGE_SCSI_PORT_2 *);
290 void mpt2host_config_page_scsi_device_0(CONFIG_PAGE_SCSI_DEVICE_0 *);
291 void mpt2host_config_page_scsi_device_1(CONFIG_PAGE_SCSI_DEVICE_1 *);
292 void host2mpt_config_page_scsi_device_1(CONFIG_PAGE_SCSI_DEVICE_1 *);
293 void mpt2host_config_page_fc_port_0(CONFIG_PAGE_FC_PORT_0 *);
294 void mpt2host_config_page_fc_port_1(CONFIG_PAGE_FC_PORT_1 *);
295 void host2mpt_config_page_fc_port_1(CONFIG_PAGE_FC_PORT_1 *);
296 void mpt2host_config_page_raid_vol_0(CONFIG_PAGE_RAID_VOL_0 *);
297 void mpt2host_config_page_raid_phys_disk_0(CONFIG_PAGE_RAID_PHYS_DISK_0 *);
298 void mpt2host_mpi_raid_vol_indicator(MPI_RAID_VOL_INDICATOR *);
299 #else
300 #define mpt2host_sge_simple_union(x) do { ; } while (0)
301 #define mpt2host_iocfacts_reply(x) do { ; } while (0)
302 #define mpt2host_portfacts_reply(x) do { ; } while (0)
303 #define mpt2host_config_page_ioc2(x) do { ; } while (0)
304 #define mpt2host_config_page_ioc3(x) do { ; } while (0)
305 #define mpt2host_config_page_scsi_port_0(x) do { ; } while (0)
306 #define mpt2host_config_page_scsi_port_1(x) do { ; } while (0)
307 #define host2mpt_config_page_scsi_port_1(x) do { ; } while (0)
308 #define mpt2host_config_page_scsi_port_2(x) do { ; } while (0)
309 #define mpt2host_config_page_scsi_device_0(x) do { ; } while (0)
310 #define mpt2host_config_page_scsi_device_1(x) do { ; } while (0)
311 #define host2mpt_config_page_scsi_device_1(x) do { ; } while (0)
312 #define mpt2host_config_page_fc_port_0(x) do { ; } while (0)
313 #define mpt2host_config_page_fc_port_1(x) do { ; } while (0)
314 #define host2mpt_config_page_fc_port_1(x) do { ; } while (0)
315 #define mpt2host_config_page_raid_vol_0(x) do { ; } while (0)
316 #define mpt2host_config_page_raid_phys_disk_0(x) \
317 do { ; } while (0)
318 #define mpt2host_mpi_raid_vol_indicator(x) do { ; } while (0)
319 #endif
320
321 /**************************** MPI Transaction State ***************************/
322 typedef enum {
323 REQ_STATE_NIL = 0x00,
324 REQ_STATE_FREE = 0x01,
325 REQ_STATE_ALLOCATED = 0x02,
326 REQ_STATE_QUEUED = 0x04,
327 REQ_STATE_DONE = 0x08,
328 REQ_STATE_TIMEDOUT = 0x10,
329 REQ_STATE_NEED_WAKEUP = 0x20,
330 REQ_STATE_LOCKED = 0x80, /* can't be freed */
331 REQ_STATE_MASK = 0xFF
332 } mpt_req_state_t;
333
334 struct req_entry {
335 TAILQ_ENTRY(req_entry) links; /* Pointer to next in list */
336 mpt_req_state_t state; /* Request State Information */
337 uint16_t index; /* Index of this entry */
338 uint16_t IOCStatus; /* Completion status */
339 uint16_t ResponseCode; /* TMF Response Code */
340 uint16_t serno; /* serial number */
341 union ccb *ccb; /* CAM request */
342 void *req_vbuf; /* Virtual Address of Entry */
343 void *sense_vbuf; /* Virtual Address of sense data */
344 bus_addr_t req_pbuf; /* Physical Address of Entry */
345 bus_addr_t sense_pbuf; /* Physical Address of sense data */
346 bus_dmamap_t dmap; /* DMA map for data buffers */
347 struct req_entry *chain; /* for SGE overallocations */
348 struct callout callout; /* Timeout for the request */
349 };
350
351 typedef struct mpt_config_params {
352 u_int Action;
353 u_int PageVersion;
354 u_int PageLength;
355 u_int PageNumber;
356 u_int PageType;
357 u_int PageAddress;
358 u_int ExtPageLength;
359 u_int ExtPageType;
360 } cfgparms_t;
361
362 /**************************** MPI Target State Info ***************************/
363
364 typedef struct {
365 uint32_t reply_desc; /* current reply descriptor */
366 uint32_t resid; /* current data residual */
367 uint32_t bytes_xfered; /* current relative offset */
368 union ccb *ccb; /* pointer to currently active ccb */
369 request_t *req; /* pointer to currently active assist request */
370 uint32_t
371 is_local : 1,
372 nxfers : 31;
373 uint32_t tag_id;
374 enum {
375 TGT_STATE_NIL,
376 TGT_STATE_LOADING,
377 TGT_STATE_LOADED,
378 TGT_STATE_IN_CAM,
379 TGT_STATE_SETTING_UP_FOR_DATA,
380 TGT_STATE_MOVING_DATA,
381 TGT_STATE_MOVING_DATA_AND_STATUS,
382 TGT_STATE_SENDING_STATUS
383 } state;
384 } mpt_tgt_state_t;
385
386 /*
387 * When we get an incoming command it has its own tag which is called the
388 * IoIndex. This is the value we gave that particular command buffer when
389 * we originally assigned it. It's just a number, really. The FC card uses
390 * it as an RX_ID. We can use it to index into mpt->tgt_cmd_ptrs, which
391 * contains pointers the request_t structures related to that IoIndex.
392 *
393 * What *we* do is construct a tag out of the index for the target command
394 * which owns the incoming ATIO plus a rolling sequence number.
395 */
396 #define MPT_MAKE_TAGID(mpt, req, ioindex) \
397 ((ioindex << 18) | (((mpt->sequence++) & 0x3f) << 12) | (req->index & 0xfff))
398
399 #ifdef INVARIANTS
400 #define MPT_TAG_2_REQ(a, b) mpt_tag_2_req(a, (uint32_t) b)
401 #else
402 #define MPT_TAG_2_REQ(mpt, tag) mpt->tgt_cmd_ptrs[tag >> 18]
403 #endif
404
405 #define MPT_TGT_STATE(mpt, req) ((mpt_tgt_state_t *) \
406 (&((uint8_t *)req->req_vbuf)[MPT_RQSL(mpt) - sizeof (mpt_tgt_state_t)]))
407
408 STAILQ_HEAD(mpt_hdr_stailq, ccb_hdr);
409 #define MPT_MAX_LUNS 256
410 typedef struct {
411 struct mpt_hdr_stailq atios;
412 struct mpt_hdr_stailq inots;
413 int enabled;
414 } tgt_resource_t;
415 #define MPT_MAX_ELS 64
416
417 /**************************** Handler Registration ****************************/
418 /*
419 * Global table of registered reply handlers. The
420 * handler is indicated by byte 3 of the request
421 * index submitted to the IOC. This allows the
422 * driver core to perform generic processing without
423 * any knowledge of per-personality behavior.
424 *
425 * MPT_NUM_REPLY_HANDLERS must be a power of 2
426 * to allow the easy generation of a mask.
427 *
428 * The handler offsets used by the core are hard coded
429 * allowing faster code generation when assigning a handler
430 * to a request. All "personalities" must use the
431 * the handler registration mechanism.
432 *
433 * The IOC handlers that are rarely executed are placed
434 * at the tail of the table to make it more likely that
435 * all commonly executed handlers fit in a single cache
436 * line.
437 */
438 #define MPT_NUM_REPLY_HANDLERS (32)
439 #define MPT_REPLY_HANDLER_EVENTS MPT_CBI_TO_HID(0)
440 #define MPT_REPLY_HANDLER_CONFIG MPT_CBI_TO_HID(MPT_NUM_REPLY_HANDLERS-1)
441 #define MPT_REPLY_HANDLER_HANDSHAKE MPT_CBI_TO_HID(MPT_NUM_REPLY_HANDLERS-2)
442 typedef int mpt_reply_handler_t(struct mpt_softc *mpt, request_t *request,
443 uint32_t reply_desc, MSG_DEFAULT_REPLY *reply_frame);
444 typedef union {
445 mpt_reply_handler_t *reply_handler;
446 } mpt_handler_t;
447
448 typedef enum {
449 MPT_HANDLER_REPLY,
450 MPT_HANDLER_EVENT,
451 MPT_HANDLER_RESET,
452 MPT_HANDLER_SHUTDOWN
453 } mpt_handler_type;
454
455 struct mpt_handler_record
456 {
457 LIST_ENTRY(mpt_handler_record) links;
458 mpt_handler_t handler;
459 };
460
461 LIST_HEAD(mpt_handler_list, mpt_handler_record);
462
463 /*
464 * The handler_id is currently unused but would contain the
465 * handler ID used in the MsgContext field to allow direction
466 * of replies to the handler. Registrations that don't require
467 * a handler id can pass in NULL for the handler_id.
468 *
469 * Deregistrations for handlers without a handler id should
470 * pass in MPT_HANDLER_ID_NONE.
471 */
472 #define MPT_HANDLER_ID_NONE (0xFFFFFFFF)
473 int mpt_register_handler(struct mpt_softc *, mpt_handler_type,
474 mpt_handler_t, uint32_t *);
475 int mpt_deregister_handler(struct mpt_softc *, mpt_handler_type,
476 mpt_handler_t, uint32_t);
477
478 /******************* Per-Controller Instance Data Structures ******************/
479 TAILQ_HEAD(req_queue, req_entry);
480
481 /* Structure for saving proper values for modifyable PCI config registers */
482 struct mpt_pci_cfg {
483 uint16_t Command;
484 uint16_t LatencyTimer_LineSize;
485 uint32_t IO_BAR;
486 uint32_t Mem0_BAR[2];
487 uint32_t Mem1_BAR[2];
488 uint32_t ROM_BAR;
489 uint8_t IntLine;
490 uint32_t PMCSR;
491 };
492
493 typedef enum {
494 MPT_RVF_NONE = 0x0,
495 MPT_RVF_ACTIVE = 0x1,
496 MPT_RVF_ANNOUNCED = 0x2,
497 MPT_RVF_UP2DATE = 0x4,
498 MPT_RVF_REFERENCED = 0x8,
499 MPT_RVF_WCE_CHANGED = 0x10
500 } mpt_raid_volume_flags;
501
502 struct mpt_raid_volume {
503 CONFIG_PAGE_RAID_VOL_0 *config_page;
504 MPI_RAID_VOL_INDICATOR sync_progress;
505 mpt_raid_volume_flags flags;
506 u_int quiesced_disks;
507 };
508
509 typedef enum {
510 MPT_RDF_NONE = 0x00,
511 MPT_RDF_ACTIVE = 0x01,
512 MPT_RDF_ANNOUNCED = 0x02,
513 MPT_RDF_UP2DATE = 0x04,
514 MPT_RDF_REFERENCED = 0x08,
515 MPT_RDF_QUIESCING = 0x10,
516 MPT_RDF_QUIESCED = 0x20
517 } mpt_raid_disk_flags;
518
519 struct mpt_raid_disk {
520 CONFIG_PAGE_RAID_PHYS_DISK_0 config_page;
521 struct mpt_raid_volume *volume;
522 u_int member_number;
523 u_int pass_thru_active;
524 mpt_raid_disk_flags flags;
525 };
526
527 struct mpt_evtf_record {
528 MSG_EVENT_NOTIFY_REPLY reply;
529 uint32_t context;
530 LIST_ENTRY(mpt_evtf_record) links;
531 };
532
533 LIST_HEAD(mpt_evtf_list, mpt_evtf_record);
534
535 struct mptsas_devinfo {
536 uint16_t dev_handle;
537 uint16_t parent_dev_handle;
538 uint16_t enclosure_handle;
539 uint16_t slot;
540 uint8_t phy_num;
541 uint8_t physical_port;
542 uint8_t target_id;
543 uint8_t bus;
544 uint64_t sas_address;
545 uint32_t device_info;
546 };
547
548 struct mptsas_phyinfo {
549 uint16_t handle;
550 uint8_t phy_num;
551 uint8_t port_id;
552 uint8_t negotiated_link_rate;
553 uint8_t hw_link_rate;
554 uint8_t programmed_link_rate;
555 uint8_t sas_port_add_phy;
556 struct mptsas_devinfo identify;
557 struct mptsas_devinfo attached;
558 };
559
560 struct mptsas_portinfo {
561 uint16_t num_phys;
562 struct mptsas_phyinfo *phy_info;
563 };
564
565 struct mpt_softc {
566 device_t dev;
567 struct mtx mpt_lock;
568 int mpt_locksetup;
569 uint32_t mpt_pers_mask;
570 uint32_t
571 : 7,
572 unit : 8,
573 ready : 1,
574 fw_uploaded : 1,
575 msi_enable : 1,
576 twildcard : 1,
577 tenabled : 1,
578 do_cfg_role : 1,
579 raid_enabled : 1,
580 raid_mwce_set : 1,
581 getreqwaiter : 1,
582 shutdwn_raid : 1,
583 shutdwn_recovery: 1,
584 outofbeer : 1,
585 disabled : 1,
586 is_spi : 1,
587 is_sas : 1,
588 is_fc : 1,
589 is_1078 : 1;
590
591 u_int cfg_role;
592 u_int role; /* role: none, ini, target, both */
593
594 u_int verbose;
595 #ifdef MPT_TEST_MULTIPATH
596 int failure_id;
597 #endif
598
599 /*
600 * IOC Facts
601 */
602 MSG_IOC_FACTS_REPLY ioc_facts;
603
604 /*
605 * Port Facts
606 */
607 MSG_PORT_FACTS_REPLY * port_facts;
608 #define mpt_max_tgtcmds port_facts[0].MaxPostedCmdBuffers
609
610 /*
611 * Device Configuration Information
612 */
613 union {
614 struct mpt_spi_cfg {
615 CONFIG_PAGE_SCSI_PORT_0 _port_page0;
616 CONFIG_PAGE_SCSI_PORT_1 _port_page1;
617 CONFIG_PAGE_SCSI_PORT_2 _port_page2;
618 CONFIG_PAGE_SCSI_DEVICE_0 _dev_page0[16];
619 CONFIG_PAGE_SCSI_DEVICE_1 _dev_page1[16];
620 int _ini_id;
621 uint16_t _tag_enable;
622 uint16_t _disc_enable;
623 } spi;
624 #define mpt_port_page0 cfg.spi._port_page0
625 #define mpt_port_page1 cfg.spi._port_page1
626 #define mpt_port_page2 cfg.spi._port_page2
627 #define mpt_dev_page0 cfg.spi._dev_page0
628 #define mpt_dev_page1 cfg.spi._dev_page1
629 #define mpt_ini_id cfg.spi._ini_id
630 #define mpt_tag_enable cfg.spi._tag_enable
631 #define mpt_disc_enable cfg.spi._disc_enable
632 struct mpi_fc_cfg {
633 CONFIG_PAGE_FC_PORT_0 _port_page0;
634 uint32_t _port_speed;
635 #define mpt_fcport_page0 cfg.fc._port_page0
636 #define mpt_fcport_speed cfg.fc._port_speed
637 } fc;
638 } cfg;
639 /*
640 * Device config information stored up for sysctl to access
641 */
642 union {
643 struct {
644 unsigned int initiator_id;
645 } spi;
646 struct {
647 char wwnn[19];
648 char wwpn[19];
649 } fc;
650 } scinfo;
651
652 /* Controller Info for RAID information */
653 CONFIG_PAGE_IOC_2 * ioc_page2;
654 CONFIG_PAGE_IOC_3 * ioc_page3;
655
656 /* Raid Data */
657 struct mpt_raid_volume* raid_volumes;
658 struct mpt_raid_disk* raid_disks;
659 u_int raid_max_volumes;
660 u_int raid_max_disks;
661 u_int raid_page0_len;
662 u_int raid_wakeup;
663 u_int raid_rescan;
664 u_int raid_resync_rate;
665 u_int raid_mwce_setting;
666 u_int raid_queue_depth;
667 u_int raid_nonopt_volumes;
668 struct proc *raid_thread;
669 struct callout raid_timer;
670
671 /*
672 * PCI Hardware info
673 */
674 int pci_msi_count;
675 struct resource * pci_irq; /* Interrupt map for chip */
676 void * ih; /* Interrupt handle */
677 #if 0
678 struct mpt_pci_cfg pci_cfg; /* saved PCI conf registers */
679 #endif
680
681 /*
682 * DMA Mapping Stuff
683 */
684 struct resource * pci_reg; /* Register map for chip */
685 bus_space_tag_t pci_st; /* Bus tag for registers */
686 bus_space_handle_t pci_sh; /* Bus handle for registers */
687 /* PIO versions of above. */
688 struct resource * pci_pio_reg;
689 bus_space_tag_t pci_pio_st;
690 bus_space_handle_t pci_pio_sh;
691
692 bus_dma_tag_t parent_dmat; /* DMA tag for parent PCI bus */
693 bus_dma_tag_t reply_dmat; /* DMA tag for reply memory */
694 bus_dmamap_t reply_dmap; /* DMA map for reply memory */
695 uint8_t *reply; /* KVA of reply memory */
696 bus_addr_t reply_phys; /* BusAddr of reply memory */
697
698 bus_dma_tag_t buffer_dmat; /* DMA tag for buffers */
699 bus_dma_tag_t request_dmat; /* DMA tag for request memroy */
700 bus_dmamap_t request_dmap; /* DMA map for request memroy */
701 uint8_t *request; /* KVA of Request memory */
702 bus_addr_t request_phys; /* BusAddr of request memory */
703
704 uint32_t max_seg_cnt; /* calculated after IOC facts */
705 uint32_t max_cam_seg_cnt;/* calculated from MAXPHYS*/
706
707 /*
708 * Hardware management
709 */
710 u_int reset_cnt;
711
712 /*
713 * CAM && Software Management
714 */
715 request_t *request_pool;
716 struct req_queue request_free_list;
717 struct req_queue request_pending_list;
718 struct req_queue request_timeout_list;
719
720
721 struct cam_sim *sim;
722 struct cam_path *path;
723
724 struct cam_sim *phydisk_sim;
725 struct cam_path *phydisk_path;
726
727 struct proc *recovery_thread;
728 request_t *tmf_req;
729
730 /*
731 * Deferred frame acks due to resource shortage.
732 */
733 struct mpt_evtf_list ack_frames;
734
735 /*
736 * Target Mode Support
737 */
738 uint32_t scsi_tgt_handler_id;
739 request_t ** tgt_cmd_ptrs;
740 request_t ** els_cmd_ptrs; /* FC only */
741
742 /*
743 * *snork*- this is chosen to be here *just in case* somebody
744 * forgets to point to it exactly and we index off of trt with
745 * CAM_LUN_WILDCARD.
746 */
747 tgt_resource_t trt_wildcard; /* wildcard luns */
748 tgt_resource_t trt[MPT_MAX_LUNS];
749 uint16_t tgt_cmds_allocated;
750 uint16_t els_cmds_allocated; /* FC only */
751
752 uint16_t timeouts; /* timeout count */
753 uint16_t success; /* successes afer timeout */
754 uint16_t sequence; /* Sequence Number */
755 uint16_t pad3;
756
757
758 /* Paired port in some dual adapters configurations */
759 struct mpt_softc * mpt2;
760
761 /* FW Image management */
762 uint32_t fw_image_size;
763 uint8_t *fw_image;
764 bus_dma_tag_t fw_dmat; /* DMA tag for firmware image */
765 bus_dmamap_t fw_dmap; /* DMA map for firmware image */
766 bus_addr_t fw_phys; /* BusAddr of firmware image */
767
768 /* SAS Topology */
769 struct mptsas_portinfo *sas_portinfo;
770
771 /* Shutdown Event Handler. */
772 eventhandler_tag eh;
773
774 /* Userland management interface. */
775 struct cdev *cdev;
776
777 TAILQ_ENTRY(mpt_softc) links;
778 };
779
780 static __inline void mpt_assign_serno(struct mpt_softc *, request_t *);
781
782 static __inline void
783 mpt_assign_serno(struct mpt_softc *mpt, request_t *req)
784 {
785 if ((req->serno = mpt->sequence++) == 0) {
786 req->serno = mpt->sequence++;
787 }
788 }
789
790 /***************************** Locking Primitives *****************************/
791 #define MPT_IFLAGS INTR_TYPE_CAM | INTR_ENTROPY | INTR_MPSAFE
792 #define MPT_LOCK_SETUP(mpt) \
793 mtx_init(&mpt->mpt_lock, "mpt", NULL, MTX_DEF); \
794 mpt->mpt_locksetup = 1
795 #define MPT_LOCK_DESTROY(mpt) \
796 if (mpt->mpt_locksetup) { \
797 mtx_destroy(&mpt->mpt_lock); \
798 mpt->mpt_locksetup = 0; \
799 }
800
801 #define MPT_LOCK(mpt) mtx_lock(&(mpt)->mpt_lock)
802 #define MPT_UNLOCK(mpt) mtx_unlock(&(mpt)->mpt_lock)
803 #define MPT_OWNED(mpt) mtx_owned(&(mpt)->mpt_lock)
804 #define MPT_LOCK_ASSERT(mpt) mtx_assert(&(mpt)->mpt_lock, MA_OWNED)
805 #define mpt_sleep(mpt, ident, priority, wmesg, timo) \
806 msleep(ident, &(mpt)->mpt_lock, priority, wmesg, timo)
807 #define mpt_req_timeout(req, ticks, func, arg) \
808 callout_reset(&(req)->callout, (ticks), (func), (arg))
809 #define mpt_req_untimeout(req, func, arg) \
810 callout_stop(&(req)->callout)
811 #define mpt_callout_init(mpt, c) \
812 callout_init_mtx(c, &(mpt)->mpt_lock, 0)
813 #define mpt_callout_drain(mpt, c) \
814 callout_drain(c)
815
816 /******************************* Register Access ******************************/
817 static __inline void mpt_write(struct mpt_softc *, size_t, uint32_t);
818 static __inline uint32_t mpt_read(struct mpt_softc *, int);
819 static __inline void mpt_pio_write(struct mpt_softc *, size_t, uint32_t);
820 static __inline uint32_t mpt_pio_read(struct mpt_softc *, int);
821
822 static __inline void
823 mpt_write(struct mpt_softc *mpt, size_t offset, uint32_t val)
824 {
825 bus_space_write_4(mpt->pci_st, mpt->pci_sh, offset, val);
826 }
827
828 static __inline uint32_t
829 mpt_read(struct mpt_softc *mpt, int offset)
830 {
831 return (bus_space_read_4(mpt->pci_st, mpt->pci_sh, offset));
832 }
833
834 /*
835 * Some operations (e.g. diagnostic register writes while the ARM proccessor
836 * is disabled), must be performed using "PCI pio" operations. On non-PCI
837 * busses, these operations likely map to normal register accesses.
838 */
839 static __inline void
840 mpt_pio_write(struct mpt_softc *mpt, size_t offset, uint32_t val)
841 {
842 KASSERT(mpt->pci_pio_reg != NULL, ("no PIO resource"));
843 bus_space_write_4(mpt->pci_pio_st, mpt->pci_pio_sh, offset, val);
844 }
845
846 static __inline uint32_t
847 mpt_pio_read(struct mpt_softc *mpt, int offset)
848 {
849 KASSERT(mpt->pci_pio_reg != NULL, ("no PIO resource"));
850 return (bus_space_read_4(mpt->pci_pio_st, mpt->pci_pio_sh, offset));
851 }
852 /*********************** Reply Frame/Request Management ***********************/
853 /* Max MPT Reply we are willing to accept (must be power of 2) */
854 #define MPT_REPLY_SIZE 256
855
856 /*
857 * Must be less than 16384 in order for target mode to work
858 */
859 #define MPT_MAX_REQUESTS(mpt) 512
860 #define MPT_REQUEST_AREA 512
861 #define MPT_SENSE_SIZE 32 /* included in MPT_REQUEST_AREA */
862 #define MPT_REQ_MEM_SIZE(mpt) (MPT_MAX_REQUESTS(mpt) * MPT_REQUEST_AREA)
863
864 #define MPT_CONTEXT_CB_SHIFT (16)
865 #define MPT_CBI(handle) (handle >> MPT_CONTEXT_CB_SHIFT)
866 #define MPT_CBI_TO_HID(cbi) ((cbi) << MPT_CONTEXT_CB_SHIFT)
867 #define MPT_CONTEXT_TO_CBI(x) \
868 (((x) >> MPT_CONTEXT_CB_SHIFT) & (MPT_NUM_REPLY_HANDLERS - 1))
869 #define MPT_CONTEXT_REQI_MASK 0xFFFF
870 #define MPT_CONTEXT_TO_REQI(x) ((x) & MPT_CONTEXT_REQI_MASK)
871
872 /*
873 * Convert a 32bit physical address returned from IOC to an
874 * offset into our reply frame memory or the kvm address needed
875 * to access the data. The returned address is only the low
876 * 32 bits, so mask our base physical address accordingly.
877 */
878 #define MPT_REPLY_BADDR(x) \
879 (x << 1)
880 #define MPT_REPLY_OTOV(m, i) \
881 ((void *)(&m->reply[i]))
882
883 #define MPT_DUMP_REPLY_FRAME(mpt, reply_frame) \
884 do { \
885 if (mpt->verbose > MPT_PRT_DEBUG) \
886 mpt_dump_reply_frame(mpt, reply_frame); \
887 } while(0)
888
889 static __inline uint32_t mpt_pop_reply_queue(struct mpt_softc *mpt);
890 static __inline void mpt_free_reply(struct mpt_softc *mpt, uint32_t ptr);
891
892 /*
893 * Give the reply buffer back to the IOC after we have
894 * finished processing it.
895 */
896 static __inline void
897 mpt_free_reply(struct mpt_softc *mpt, uint32_t ptr)
898 {
899 mpt_write(mpt, MPT_OFFSET_REPLY_Q, ptr);
900 }
901
902 /* Get a reply from the IOC */
903 static __inline uint32_t
904 mpt_pop_reply_queue(struct mpt_softc *mpt)
905 {
906 return mpt_read(mpt, MPT_OFFSET_REPLY_Q);
907 }
908
909 void
910 mpt_complete_request_chain(struct mpt_softc *, struct req_queue *, u_int);
911
912 /************************** Scatter Gather Management **************************/
913 /* MPT_RQSL- size of request frame, in bytes */
914 #define MPT_RQSL(mpt) (mpt->ioc_facts.RequestFrameSize << 2)
915
916 /* MPT_NSGL- how many SG entries can fit in a request frame size */
917 #define MPT_NSGL(mpt) (MPT_RQSL(mpt) / sizeof (SGE_IO_UNION))
918
919 /* MPT_NRFM- how many request frames can fit in each request alloc we make */
920 #define MPT_NRFM(mpt) (MPT_REQUEST_AREA / MPT_RQSL(mpt))
921
922 /*
923 * MPT_NSGL_FIRST- # of SG elements that can fit after
924 * an I/O request but still within the request frame.
925 * Do this safely based upon SGE_IO_UNION.
926 *
927 * Note that the first element is *within* the SCSI request.
928 */
929 #define MPT_NSGL_FIRST(mpt) \
930 ((MPT_RQSL(mpt) - sizeof (MSG_SCSI_IO_REQUEST) + sizeof (SGE_IO_UNION)) / \
931 sizeof (SGE_IO_UNION))
932
933 /***************************** IOC Initialization *****************************/
934 int mpt_reset(struct mpt_softc *, int /*reinit*/);
935
936 /****************************** Debugging ************************************/
937 void mpt_dump_data(struct mpt_softc *, const char *, void *, int);
938 void mpt_dump_request(struct mpt_softc *, request_t *);
939
940 enum {
941 MPT_PRT_ALWAYS,
942 MPT_PRT_FATAL,
943 MPT_PRT_ERROR,
944 MPT_PRT_WARN,
945 MPT_PRT_INFO,
946 MPT_PRT_NEGOTIATION,
947 MPT_PRT_DEBUG,
948 MPT_PRT_DEBUG1,
949 MPT_PRT_DEBUG2,
950 MPT_PRT_DEBUG3,
951 MPT_PRT_TRACE,
952 MPT_PRT_NONE=100
953 };
954
955 #define mpt_lprt(mpt, level, ...) \
956 do { \
957 if (level <= (mpt)->verbose) \
958 mpt_prt(mpt, __VA_ARGS__); \
959 } while (0)
960
961 #if 0
962 #define mpt_lprtc(mpt, level, ...) \
963 do { \
964 if (level <= (mpt)->verbose) \
965 mpt_prtc(mpt, __VA_ARGS__); \
966 } while (0)
967 #endif
968
969 void mpt_prt(struct mpt_softc *, const char *, ...)
970 __printflike(2, 3);
971 void mpt_prtc(struct mpt_softc *, const char *, ...)
972 __printflike(2, 3);
973
974 /**************************** Target Mode Related ***************************/
975 static __inline int mpt_cdblen(uint8_t, int);
976 static __inline int
977 mpt_cdblen(uint8_t cdb0, int maxlen)
978 {
979 int group = cdb0 >> 5;
980 switch (group) {
981 case 0:
982 return (6);
983 case 1:
984 return (10);
985 case 4:
986 case 5:
987 return (12);
988 default:
989 return (16);
990 }
991 }
992 #ifdef INVARIANTS
993 static __inline request_t * mpt_tag_2_req(struct mpt_softc *, uint32_t);
994 static __inline request_t *
995 mpt_tag_2_req(struct mpt_softc *mpt, uint32_t tag)
996 {
997 uint16_t rtg = (tag >> 18);
998 KASSERT(rtg < mpt->tgt_cmds_allocated, ("bad tag %d", tag));
999 KASSERT(mpt->tgt_cmd_ptrs, ("no cmd backpointer array"));
1000 KASSERT(mpt->tgt_cmd_ptrs[rtg], ("no cmd backpointer"));
1001 return (mpt->tgt_cmd_ptrs[rtg]);
1002 }
1003 #endif
1004
1005 static __inline int
1006 mpt_req_on_free_list(struct mpt_softc *, request_t *);
1007 static __inline int
1008 mpt_req_on_pending_list(struct mpt_softc *, request_t *);
1009
1010 /*
1011 * Is request on freelist?
1012 */
1013 static __inline int
1014 mpt_req_on_free_list(struct mpt_softc *mpt, request_t *req)
1015 {
1016 request_t *lrq;
1017
1018 TAILQ_FOREACH(lrq, &mpt->request_free_list, links) {
1019 if (lrq == req) {
1020 return (1);
1021 }
1022 }
1023 return (0);
1024 }
1025
1026 /*
1027 * Is request on pending list?
1028 */
1029 static __inline int
1030 mpt_req_on_pending_list(struct mpt_softc *mpt, request_t *req)
1031 {
1032 request_t *lrq;
1033
1034 TAILQ_FOREACH(lrq, &mpt->request_pending_list, links) {
1035 if (lrq == req) {
1036 return (1);
1037 }
1038 }
1039 return (0);
1040 }
1041
1042 #ifdef INVARIANTS
1043 static __inline void
1044 mpt_req_spcl(struct mpt_softc *, request_t *, const char *, int);
1045 static __inline void
1046 mpt_req_not_spcl(struct mpt_softc *, request_t *, const char *, int);
1047
1048 /*
1049 * Make sure that req *is* part of one of the special lists
1050 */
1051 static __inline void
1052 mpt_req_spcl(struct mpt_softc *mpt, request_t *req, const char *s, int line)
1053 {
1054 int i;
1055 for (i = 0; i < mpt->els_cmds_allocated; i++) {
1056 if (req == mpt->els_cmd_ptrs[i]) {
1057 return;
1058 }
1059 }
1060 for (i = 0; i < mpt->tgt_cmds_allocated; i++) {
1061 if (req == mpt->tgt_cmd_ptrs[i]) {
1062 return;
1063 }
1064 }
1065 panic("%s(%d): req %p:%u function %x not in els or tgt ptrs",
1066 s, line, req, req->serno,
1067 ((PTR_MSG_REQUEST_HEADER)req->req_vbuf)->Function);
1068 }
1069
1070 /*
1071 * Make sure that req is *not* part of one of the special lists.
1072 */
1073 static __inline void
1074 mpt_req_not_spcl(struct mpt_softc *mpt, request_t *req, const char *s, int line)
1075 {
1076 int i;
1077 for (i = 0; i < mpt->els_cmds_allocated; i++) {
1078 KASSERT(req != mpt->els_cmd_ptrs[i],
1079 ("%s(%d): req %p:%u func %x in els ptrs at ioindex %d",
1080 s, line, req, req->serno,
1081 ((PTR_MSG_REQUEST_HEADER)req->req_vbuf)->Function, i));
1082 }
1083 for (i = 0; i < mpt->tgt_cmds_allocated; i++) {
1084 KASSERT(req != mpt->tgt_cmd_ptrs[i],
1085 ("%s(%d): req %p:%u func %x in tgt ptrs at ioindex %d",
1086 s, line, req, req->serno,
1087 ((PTR_MSG_REQUEST_HEADER)req->req_vbuf)->Function, i));
1088 }
1089 }
1090 #endif
1091
1092 /*
1093 * Task Management Types, purely for internal consumption
1094 */
1095 typedef enum {
1096 MPT_ABORT_TASK_SET=1234,
1097 MPT_CLEAR_TASK_SET,
1098 MPT_TARGET_RESET,
1099 MPT_CLEAR_ACA,
1100 MPT_TERMINATE_TASK,
1101 MPT_NIL_TMT_VALUE=5678
1102 } mpt_task_mgmt_t;
1103
1104 /**************************** Unclassified Routines ***************************/
1105 void mpt_send_cmd(struct mpt_softc *mpt, request_t *req);
1106 int mpt_recv_handshake_reply(struct mpt_softc *mpt,
1107 size_t reply_len, void *reply);
1108 int mpt_wait_req(struct mpt_softc *mpt, request_t *req,
1109 mpt_req_state_t state, mpt_req_state_t mask,
1110 int sleep_ok, int time_ms);
1111 void mpt_enable_ints(struct mpt_softc *mpt);
1112 void mpt_disable_ints(struct mpt_softc *mpt);
1113 int mpt_attach(struct mpt_softc *mpt);
1114 int mpt_shutdown(struct mpt_softc *mpt);
1115 int mpt_detach(struct mpt_softc *mpt);
1116 int mpt_send_handshake_cmd(struct mpt_softc *mpt,
1117 size_t len, void *cmd);
1118 request_t * mpt_get_request(struct mpt_softc *mpt, int sleep_ok);
1119 void mpt_free_request(struct mpt_softc *mpt, request_t *req);
1120 void mpt_intr(void *arg);
1121 void mpt_check_doorbell(struct mpt_softc *mpt);
1122 void mpt_dump_reply_frame(struct mpt_softc *mpt,
1123 MSG_DEFAULT_REPLY *reply_frame);
1124
1125 int mpt_issue_cfg_req(struct mpt_softc */*mpt*/, request_t */*req*/,
1126 cfgparms_t *params,
1127 bus_addr_t /*addr*/, bus_size_t/*len*/,
1128 int /*sleep_ok*/, int /*timeout_ms*/);
1129 int mpt_read_extcfg_header(struct mpt_softc *mpt, int PageVersion,
1130 int PageNumber, uint32_t PageAddress,
1131 int ExtPageType,
1132 CONFIG_EXTENDED_PAGE_HEADER *rslt,
1133 int sleep_ok, int timeout_ms);
1134 int mpt_read_extcfg_page(struct mpt_softc *mpt, int Action,
1135 uint32_t PageAddress,
1136 CONFIG_EXTENDED_PAGE_HEADER *hdr,
1137 void *buf, size_t len, int sleep_ok,
1138 int timeout_ms);
1139 int mpt_read_cfg_header(struct mpt_softc *, int /*PageType*/,
1140 int /*PageNumber*/,
1141 uint32_t /*PageAddress*/,
1142 CONFIG_PAGE_HEADER *,
1143 int /*sleep_ok*/, int /*timeout_ms*/);
1144 int mpt_read_cfg_page(struct mpt_softc *t, int /*Action*/,
1145 uint32_t /*PageAddress*/,
1146 CONFIG_PAGE_HEADER *, size_t /*len*/,
1147 int /*sleep_ok*/, int /*timeout_ms*/);
1148 int mpt_write_cfg_page(struct mpt_softc *, int /*Action*/,
1149 uint32_t /*PageAddress*/,
1150 CONFIG_PAGE_HEADER *, size_t /*len*/,
1151 int /*sleep_ok*/, int /*timeout_ms*/);
1152 static __inline int
1153 mpt_read_cur_cfg_page(struct mpt_softc *mpt, uint32_t PageAddress,
1154 CONFIG_PAGE_HEADER *hdr, size_t len,
1155 int sleep_ok, int timeout_ms)
1156 {
1157 return (mpt_read_cfg_page(mpt, MPI_CONFIG_ACTION_PAGE_READ_CURRENT,
1158 PageAddress, hdr, len, sleep_ok, timeout_ms));
1159 }
1160
1161 static __inline int
1162 mpt_write_cur_cfg_page(struct mpt_softc *mpt, uint32_t PageAddress,
1163 CONFIG_PAGE_HEADER *hdr, size_t len, int sleep_ok,
1164 int timeout_ms)
1165 {
1166 return (mpt_write_cfg_page(mpt, MPI_CONFIG_ACTION_PAGE_WRITE_CURRENT,
1167 PageAddress, hdr, len, sleep_ok,
1168 timeout_ms));
1169 }
1170 /* mpt_debug.c functions */
1171 void mpt_print_reply(void *vmsg);
1172 void mpt_print_db(uint32_t mb);
1173 void mpt_print_config_reply(void *vmsg);
1174 char *mpt_ioc_diag(uint32_t diag);
1175 void mpt_req_state(mpt_req_state_t state);
1176 void mpt_print_config_request(void *vmsg);
1177 void mpt_print_request(void *vmsg);
1178 void mpt_dump_sgl(SGE_IO_UNION *se, int offset);
1179 #endif /* _MPT_H_ */
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