2 * Copyright (c) 2006 IronPort Systems
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 * Copyright (c) 2007 LSI Corp.
28 * Copyright (c) 2007 Rajesh Prabhakaran.
29 * All rights reserved.
31 * Redistribution and use in source and binary forms, with or without
32 * modification, are permitted provided that the following conditions
34 * 1. Redistributions of source code must retain the above copyright
35 * notice, this list of conditions and the following disclaimer.
36 * 2. Redistributions in binary form must reproduce the above copyright
37 * notice, this list of conditions and the following disclaimer in the
38 * documentation and/or other materials provided with the distribution.
40 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
41 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
42 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
43 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
44 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
45 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
46 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
47 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
48 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
49 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
53 * Redistribution and use in source and binary forms, with or without
54 * modification, are permitted provided that the following conditions
57 * Copyright 1994-2009 The FreeBSD Project.
58 * All rights reserved.
60 * 1. Redistributions of source code must retain the above copyright
61 * notice, this list of conditions and the following disclaimer.
62 * 2. Redistributions in binary form must reproduce the above copyright
63 * notice, this list of conditions and the following disclaimer in the
64 * documentation and/or other materials provided with the distribution.
66 * THIS SOFTWARE IS PROVIDED BY THE FREEBSD PROJECT``AS IS'' AND
67 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
68 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
69 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FREEBSD PROJECT OR
70 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
71 * EXEMPLARY,OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
72 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
73 * PROFITS; OR BUSINESS INTERRUPTION)HOWEVER CAUSED AND ON ANY THEORY
74 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
75 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
76 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
78 * The views and conclusions contained in the software and documentation
79 * are those of the authors and should not be interpreted as representing
80 * official policies,either expressed or implied, of the FreeBSD Project.
82 * $FreeBSD: src/sys/dev/mfi/mfivar.h,v 1.13 2009/07/10 08:18:08 scottl Exp $
88 #include <sys/devicestat.h>
90 #include <sys/eventhandler.h>
92 #include <sys/sysctl.h>
95 * SCSI structures and definitions are used from here, but no linking
96 * requirements are made to CAM.
98 #include <bus/cam/scsi/scsi_all.h>
103 uint32_t hw_reply_q[1];
111 TAILQ_ENTRY(mfi_command) cm_link;
113 struct mfi_softc *cm_sc;
114 union mfi_frame *cm_frame;
115 #if defined(__x86_64__)
116 uint64_t cm_frame_busaddr;
118 uint32_t cm_frame_busaddr;
120 struct mfi_sense *cm_sense;
121 #if defined(__x86_64__)
122 uint64_t cm_sense_busaddr;
124 uint32_t cm_sense_busaddr;
126 bus_dmamap_t cm_dmamap;
127 union mfi_sgl *cm_sg;
130 int cm_total_frame_size;
133 #define MFI_CMD_MAPPED (1<<0)
134 #define MFI_CMD_DATAIN (1<<1)
135 #define MFI_CMD_DATAOUT (1<<2)
136 #define MFI_CMD_COMPLETED (1<<3)
137 #define MFI_CMD_POLLED (1<<4)
138 #define MFI_ON_MFIQ_FREE (1<<5)
139 #define MFI_ON_MFIQ_READY (1<<6)
140 #define MFI_ON_MFIQ_BUSY (1<<7)
141 #define MFI_ON_MFIQ_MASK ((1<<5)|(1<<6)|(1<<7))
143 void (* cm_complete)(struct mfi_command *cm);
152 * At the moment we rely on mfi_disk and mfi_system_pd having the same size.
153 * A future cleanup should merge them.
156 TAILQ_ENTRY(mfi_disk) ld_link;
161 struct mfi_softc *ld_controller;
162 struct mfi_ld_info *ld_info;
164 struct devstat ld_devstat;
166 #define MFI_DISK_FLAGS_OPEN 0x01
167 #define MFI_DISK_FLAGS_DISABLED 0x02
168 #define MFI_DISK_FLAGS_SYSPD 0x04
171 struct mfi_system_pd {
172 TAILQ_ENTRY(mfi_system_pd) pd_link;
177 struct mfi_softc *pd_controller;
178 struct mfi_pd_info *pd_info;
180 struct devstat pd_devstat;
185 TAILQ_ENTRY(mfi_aen) aen_link;
192 #define MFI_FLAGS_SG64 (1<<0)
193 #define MFI_FLAGS_QFRZN (1<<1)
194 #define MFI_FLAGS_OPEN (1<<2)
195 #define MFI_FLAGS_STOP (1<<3)
196 #define MFI_FLAGS_1064R (1<<4)
197 #define MFI_FLAGS_1078 (1<<5)
198 #define MFI_FLAGS_GEN2 (1<<6)
199 #define MFI_FLAGS_SKINNY (1<<7)
201 struct mfi_hwcomms *mfi_comms;
202 TAILQ_HEAD(,mfi_command) mfi_free;
203 TAILQ_HEAD(,mfi_command) mfi_ready;
204 TAILQ_HEAD(,mfi_command) mfi_busy;
205 struct bio_queue_head mfi_bioq;
206 struct mfi_qstat mfi_qstat[MFIQ_COUNT];
208 struct resource *mfi_regs_resource;
209 bus_space_handle_t mfi_bhandle;
210 bus_space_tag_t mfi_btag;
213 bus_dma_tag_t mfi_parent_dmat;
214 bus_dma_tag_t mfi_buffer_dmat;
216 bus_dma_tag_t mfi_comms_dmat;
217 bus_dmamap_t mfi_comms_dmamap;
218 uint32_t mfi_comms_busaddr;
220 bus_dma_tag_t mfi_frames_dmat;
221 bus_dmamap_t mfi_frames_dmamap;
222 uint32_t mfi_frames_busaddr;
223 union mfi_frame *mfi_frames;
225 TAILQ_HEAD(,mfi_aen) mfi_aen_pids;
226 struct mfi_command *mfi_aen_cm;
227 struct mfi_command *mfi_skinny_cm;
228 uint32_t mfi_aen_triggered;
229 uint32_t mfi_poll_waiting;
230 struct kqinfo mfi_kq;
231 int mfi_delete_busy_volumes;
232 int mfi_keep_deleted_volumes;
235 bus_dma_tag_t mfi_sense_dmat;
236 bus_dmamap_t mfi_sense_dmamap;
237 uint32_t mfi_sense_busaddr;
238 struct mfi_sense *mfi_sense;
240 struct resource *mfi_irq;
245 struct intr_config_hook mfi_ich;
249 * Allocation for the command array. Used as an indexable array to
250 * recover completed commands.
252 struct mfi_command *mfi_commands;
254 * How many commands were actually allocated
258 * How many commands the firmware can handle. Also how big the reply
263 * How many S/G elements we'll ever actually use
267 * How many bytes a compound frame is, including all of the extra frames
268 * that are used for S/G elements.
272 * How large an S/G element is. Used to calculate the number of single
273 * frames in a command.
277 * Max number of sectors that the firmware allows
281 TAILQ_HEAD(,mfi_disk) mfi_ld_tqh;
282 TAILQ_HEAD(,mfi_system_pd) mfi_syspd_tqh;
283 eventhandler_tag mfi_eh;
284 struct cdev *mfi_cdev;
286 TAILQ_HEAD(, ccb_hdr) mfi_cam_ccbq;
287 struct mfi_command * (* mfi_cam_start)(void *);
288 struct callout mfi_watchdog_callout;
289 struct lock mfi_io_lock;
290 struct lock mfi_config_lock;
292 struct sysctl_ctx_list mfi_sysctl_ctx;
293 struct sysctl_oid *mfi_sysctl_tree;
295 /* Controller type specific interfaces */
296 void (*mfi_enable_intr)(struct mfi_softc *sc);
297 int32_t (*mfi_read_fw_status)(struct mfi_softc *sc);
298 int (*mfi_check_clear_intr)(struct mfi_softc *sc);
299 void (*mfi_issue_cmd)(struct mfi_softc *sc,uint32_t bus_add,uint32_t frame_cnt);
302 extern int mfi_attach(struct mfi_softc *);
303 extern void mfi_free(struct mfi_softc *);
304 extern int mfi_shutdown(struct mfi_softc *);
305 extern void mfi_startio(struct mfi_softc *);
306 extern void mfi_disk_complete(struct bio *);
307 extern int mfi_disk_disable(struct mfi_disk *);
308 extern void mfi_disk_enable(struct mfi_disk *);
309 extern int mfi_dump_blocks(struct mfi_softc *, int id, uint64_t, void *, int);
310 extern int mfi_syspd_disable(struct mfi_system_pd *);
311 extern void mfi_syspd_enable(struct mfi_system_pd *);
312 extern int mfi_dump_syspd_blocks(struct mfi_softc *, int id, uint64_t, void *, int);
314 #define MFIQ_ADD(sc, qname) \
316 struct mfi_qstat *qs; \
318 qs = &(sc)->mfi_qstat[qname]; \
320 if (qs->q_length > qs->q_max) \
321 qs->q_max = qs->q_length; \
324 #define MFIQ_REMOVE(sc, qname) (sc)->mfi_qstat[qname].q_length--
326 #define MFIQ_INIT(sc, qname) \
328 sc->mfi_qstat[qname].q_length = 0; \
329 sc->mfi_qstat[qname].q_max = 0; \
332 #define MFIQ_COMMAND_QUEUE(name, index) \
333 static __inline void \
334 mfi_initq_ ## name (struct mfi_softc *sc) \
336 TAILQ_INIT(&sc->mfi_ ## name); \
337 MFIQ_INIT(sc, index); \
339 static __inline void \
340 mfi_enqueue_ ## name (struct mfi_command *cm) \
342 if ((cm->cm_flags & MFI_ON_MFIQ_MASK) != 0) { \
343 kprintf("command %p is on another queue, " \
344 "flags = %#x\n", cm, cm->cm_flags); \
345 panic("command is on another queue"); \
347 TAILQ_INSERT_TAIL(&cm->cm_sc->mfi_ ## name, cm, cm_link); \
348 cm->cm_flags |= MFI_ON_ ## index; \
349 MFIQ_ADD(cm->cm_sc, index); \
351 static __inline void \
352 mfi_requeue_ ## name (struct mfi_command *cm) \
354 if ((cm->cm_flags & MFI_ON_MFIQ_MASK) != 0) { \
355 kprintf("command %p is on another queue, " \
356 "flags = %#x\n", cm, cm->cm_flags); \
357 panic("command is on another queue"); \
359 TAILQ_INSERT_HEAD(&cm->cm_sc->mfi_ ## name, cm, cm_link); \
360 cm->cm_flags |= MFI_ON_ ## index; \
361 MFIQ_ADD(cm->cm_sc, index); \
363 static __inline struct mfi_command * \
364 mfi_dequeue_ ## name (struct mfi_softc *sc) \
366 struct mfi_command *cm; \
368 if ((cm = TAILQ_FIRST(&sc->mfi_ ## name)) != NULL) { \
369 if ((cm->cm_flags & MFI_ON_ ## index) == 0) { \
370 kprintf("command %p not in queue, " \
371 "flags = %#x, bit = %#x\n", cm, \
372 cm->cm_flags, MFI_ON_ ## index); \
373 panic("command not in queue"); \
375 TAILQ_REMOVE(&sc->mfi_ ## name, cm, cm_link); \
376 cm->cm_flags &= ~MFI_ON_ ## index; \
377 MFIQ_REMOVE(sc, index); \
381 static __inline void \
382 mfi_remove_ ## name (struct mfi_command *cm) \
384 if ((cm->cm_flags & MFI_ON_ ## index) == 0) { \
385 kprintf("command %p not in queue, flags = %#x, " \
386 "bit = %#x\n", cm, cm->cm_flags, \
388 panic("command not in queue"); \
390 TAILQ_REMOVE(&cm->cm_sc->mfi_ ## name, cm, cm_link); \
391 cm->cm_flags &= ~MFI_ON_ ## index; \
392 MFIQ_REMOVE(cm->cm_sc, index); \
396 MFIQ_COMMAND_QUEUE(free, MFIQ_FREE);
397 MFIQ_COMMAND_QUEUE(ready, MFIQ_READY);
398 MFIQ_COMMAND_QUEUE(busy, MFIQ_BUSY);
401 mfi_initq_bio(struct mfi_softc *sc)
403 bioq_init(&sc->mfi_bioq);
404 MFIQ_INIT(sc, MFIQ_BIO);
408 mfi_enqueue_bio(struct mfi_softc *sc, struct bio *bp)
410 bioq_insert_tail(&sc->mfi_bioq, bp);
411 MFIQ_ADD(sc, MFIQ_BIO);
414 static __inline struct bio *
415 mfi_dequeue_bio(struct mfi_softc *sc)
419 if ((bp = bioq_first(&sc->mfi_bioq)) != NULL) {
420 bioq_remove(&sc->mfi_bioq, bp);
421 MFIQ_REMOVE(sc, MFIQ_BIO);
427 mfi_print_sense(struct mfi_softc *sc, void *sense)
429 int error, key, asc, ascq;
431 scsi_extract_sense((struct scsi_sense_data *)sense,
432 &error, &key, &asc, &ascq);
433 device_printf(sc->mfi_dev, "sense error %d, sense_key %d, "
434 "asc %d, ascq %d\n", error, key, asc, ascq);
438 #define MFI_WRITE4(sc, reg, val) bus_space_write_4((sc)->mfi_btag, \
439 sc->mfi_bhandle, (reg), (val))
440 #define MFI_READ4(sc, reg) bus_space_read_4((sc)->mfi_btag, \
441 (sc)->mfi_bhandle, (reg))
442 #define MFI_WRITE2(sc, reg, val) bus_space_write_2((sc)->mfi_btag, \
443 sc->mfi_bhandle, (reg), (val))
444 #define MFI_READ2(sc, reg) bus_space_read_2((sc)->mfi_btag, \
445 (sc)->mfi_bhandle, (reg))
446 #define MFI_WRITE1(sc, reg, val) bus_space_write_1((sc)->mfi_btag, \
447 sc->mfi_bhandle, (reg), (val))
448 #define MFI_READ1(sc, reg) bus_space_read_1((sc)->mfi_btag, \
449 (sc)->mfi_bhandle, (reg))
451 MALLOC_DECLARE(M_MFIBUF);
453 #define MFI_CMD_TIMEOUT 30
454 #define MFI_MAXPHYS (128 * 1024)
455 #define SKINNY_MEMORY 0x02000000
458 extern void mfi_print_cmd(struct mfi_command *cm);
459 extern void mfi_dump_cmds(struct mfi_softc *sc);
460 extern void mfi_validate_sg(struct mfi_softc *, struct mfi_command *, const char *, int );
461 #define MFI_PRINT_CMD(cm) mfi_print_cmd(cm)
462 #define MFI_DUMP_CMDS(sc) mfi_dump_cmds(sc)
463 #define MFI_VALIDATE_CMD(sc, cm) mfi_validate_sg(sc, cm, __FUNCTION__, __LINE__)
465 #define MFI_PRINT_CMD(cm)
466 #define MFI_DUMP_CMDS(sc)
467 #define MFI_VALIDATE_CMD(sc, cm)
470 extern void mfi_release_command(struct mfi_command *cm);
472 #endif /* _MFIVAR_H */