xref: /netbsd-src/sys/dev/ic/mfi.c (revision 8b0f9554ff8762542c4defc4f70e1eb76fb508fa)
1 /* $NetBSD: mfi.c,v 1.11 2007/11/16 08:00:14 xtraeme Exp $ */
2 /* $OpenBSD: mfi.c,v 1.66 2006/11/28 23:59:45 dlg Exp $ */
3 /*
4  * Copyright (c) 2006 Marco Peereboom <marco@peereboom.us>
5  *
6  * Permission to use, copy, modify, and distribute this software for any
7  * purpose with or without fee is hereby granted, provided that the above
8  * copyright notice and this permission notice appear in all copies.
9  *
10  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
15  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
16  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17  */
18 
19 #include <sys/cdefs.h>
20 __KERNEL_RCSID(0, "$NetBSD: mfi.c,v 1.11 2007/11/16 08:00:14 xtraeme Exp $");
21 
22 #include "bio.h"
23 
24 #include <sys/param.h>
25 #include <sys/systm.h>
26 #include <sys/buf.h>
27 #include <sys/ioctl.h>
28 #include <sys/device.h>
29 #include <sys/kernel.h>
30 #include <sys/malloc.h>
31 #include <sys/proc.h>
32 
33 #include <uvm/uvm_param.h>
34 
35 #include <sys/bus.h>
36 
37 #include <dev/scsipi/scsipi_all.h>
38 #include <dev/scsipi/scsi_all.h>
39 #include <dev/scsipi/scsi_spc.h>
40 #include <dev/scsipi/scsipi_disk.h>
41 #include <dev/scsipi/scsi_disk.h>
42 #include <dev/scsipi/scsiconf.h>
43 
44 #include <dev/ic/mfireg.h>
45 #include <dev/ic/mfivar.h>
46 
47 #if NBIO > 0
48 #include <dev/biovar.h>
49 #endif /* NBIO > 0 */
50 
51 #ifdef MFI_DEBUG
52 uint32_t	mfi_debug = 0
53 /*		    | MFI_D_CMD */
54 /*		    | MFI_D_INTR */
55 /*		    | MFI_D_MISC */
56 /*		    | MFI_D_DMA */
57 		    | MFI_D_IOCTL
58 /*		    | MFI_D_RW */
59 /*		    | MFI_D_MEM */
60 /*		    | MFI_D_CCB */
61 		;
62 #endif
63 
64 void	mfi_scsipi_request(struct scsipi_channel *,
65 		scsipi_adapter_req_t, void *);
66 int	mfi_scsi_ioctl(struct scsipi_channel *, u_long, void *, int,
67 		struct proc *);
68 void	mfiminphys(struct buf *bp);
69 
70 struct mfi_ccb	*mfi_get_ccb(struct mfi_softc *);
71 void		mfi_put_ccb(struct mfi_ccb *);
72 int		mfi_init_ccb(struct mfi_softc *);
73 
74 struct mfi_mem	*mfi_allocmem(struct mfi_softc *, size_t);
75 void		mfi_freemem(struct mfi_softc *, struct mfi_mem *);
76 
77 int		mfi_transition_firmware(struct mfi_softc *);
78 int		mfi_initialize_firmware(struct mfi_softc *);
79 int		mfi_get_info(struct mfi_softc *);
80 uint32_t	mfi_read(struct mfi_softc *, bus_size_t);
81 void		mfi_write(struct mfi_softc *, bus_size_t, uint32_t);
82 int		mfi_poll(struct mfi_ccb *);
83 int		mfi_despatch_cmd(struct mfi_ccb *);
84 int		mfi_create_sgl(struct mfi_ccb *, int);
85 
86 /* commands */
87 int		mfi_scsi_ld(struct mfi_ccb *, struct scsipi_xfer *);
88 int		mfi_scsi_io(struct mfi_ccb *, struct scsipi_xfer *, uint32_t,
89 		    uint32_t);
90 void		mfi_scsi_xs_done(struct mfi_ccb *);
91 int		mfi_mgmt(struct mfi_softc *, uint32_t, uint32_t, uint32_t,
92 		    void *, uint8_t *);
93 void		mfi_mgmt_done(struct mfi_ccb *);
94 
95 #if NBIO > 0
96 int		mfi_ioctl(struct device *, u_long, void *);
97 int		mfi_ioctl_inq(struct mfi_softc *, struct bioc_inq *);
98 int		mfi_ioctl_vol(struct mfi_softc *, struct bioc_vol *);
99 int		mfi_ioctl_disk(struct mfi_softc *, struct bioc_disk *);
100 int		mfi_ioctl_alarm(struct mfi_softc *, struct bioc_alarm *);
101 int		mfi_ioctl_blink(struct mfi_softc *sc, struct bioc_blink *);
102 int		mfi_ioctl_setstate(struct mfi_softc *, struct bioc_setstate *);
103 int		mfi_bio_hs(struct mfi_softc *, int, int, void *);
104 int		mfi_create_sensors(struct mfi_softc *);
105 void		mfi_sensor_refresh(struct sysmon_envsys *, envsys_data_t *);
106 #endif /* NBIO > 0 */
107 
108 struct mfi_ccb *
109 mfi_get_ccb(struct mfi_softc *sc)
110 {
111 	struct mfi_ccb		*ccb;
112 	int			s;
113 
114 	s = splbio();
115 	ccb = TAILQ_FIRST(&sc->sc_ccb_freeq);
116 	if (ccb) {
117 		TAILQ_REMOVE(&sc->sc_ccb_freeq, ccb, ccb_link);
118 		ccb->ccb_state = MFI_CCB_READY;
119 	}
120 	splx(s);
121 
122 	DNPRINTF(MFI_D_CCB, "%s: mfi_get_ccb: %p\n", DEVNAME(sc), ccb);
123 
124 	return (ccb);
125 }
126 
127 void
128 mfi_put_ccb(struct mfi_ccb *ccb)
129 {
130 	struct mfi_softc	*sc = ccb->ccb_sc;
131 	int			s;
132 
133 	DNPRINTF(MFI_D_CCB, "%s: mfi_put_ccb: %p\n", DEVNAME(sc), ccb);
134 
135 	s = splbio();
136 	ccb->ccb_state = MFI_CCB_FREE;
137 	ccb->ccb_xs = NULL;
138 	ccb->ccb_flags = 0;
139 	ccb->ccb_done = NULL;
140 	ccb->ccb_direction = 0;
141 	ccb->ccb_frame_size = 0;
142 	ccb->ccb_extra_frames = 0;
143 	ccb->ccb_sgl = NULL;
144 	ccb->ccb_data = NULL;
145 	ccb->ccb_len = 0;
146 	TAILQ_INSERT_TAIL(&sc->sc_ccb_freeq, ccb, ccb_link);
147 	splx(s);
148 }
149 
150 int
151 mfi_init_ccb(struct mfi_softc *sc)
152 {
153 	struct mfi_ccb		*ccb;
154 	uint32_t		i;
155 	int			error;
156 
157 	DNPRINTF(MFI_D_CCB, "%s: mfi_init_ccb\n", DEVNAME(sc));
158 
159 	sc->sc_ccb = malloc(sizeof(struct mfi_ccb) * sc->sc_max_cmds,
160 	    M_DEVBUF, M_WAITOK);
161 	memset(sc->sc_ccb, 0, sizeof(struct mfi_ccb) * sc->sc_max_cmds);
162 
163 	for (i = 0; i < sc->sc_max_cmds; i++) {
164 		ccb = &sc->sc_ccb[i];
165 
166 		ccb->ccb_sc = sc;
167 
168 		/* select i'th frame */
169 		ccb->ccb_frame = (union mfi_frame *)
170 		    ((char*)MFIMEM_KVA(sc->sc_frames) + sc->sc_frames_size * i);
171 		ccb->ccb_pframe =
172 		    MFIMEM_DVA(sc->sc_frames) + sc->sc_frames_size * i;
173 		ccb->ccb_frame->mfr_header.mfh_context = i;
174 
175 		/* select i'th sense */
176 		ccb->ccb_sense = (struct mfi_sense *)
177 		    ((char*)MFIMEM_KVA(sc->sc_sense) + MFI_SENSE_SIZE * i);
178 		ccb->ccb_psense =
179 		    (MFIMEM_DVA(sc->sc_sense) + MFI_SENSE_SIZE * i);
180 
181 		/* create a dma map for transfer */
182 		error = bus_dmamap_create(sc->sc_dmat,
183 		    MAXPHYS, sc->sc_max_sgl, MAXPHYS, 0,
184 		    BUS_DMA_NOWAIT | BUS_DMA_ALLOCNOW, &ccb->ccb_dmamap);
185 		if (error) {
186 			printf("%s: cannot create ccb dmamap (%d)\n",
187 			    DEVNAME(sc), error);
188 			goto destroy;
189 		}
190 
191 		DNPRINTF(MFI_D_CCB,
192 		    "ccb(%d): %p frame: %#lx (%#lx) sense: %#lx (%#lx) map: %#lx\n",
193 		    ccb->ccb_frame->mfr_header.mfh_context, ccb,
194 		    (u_long)ccb->ccb_frame, (u_long)ccb->ccb_pframe,
195 		    (u_long)ccb->ccb_sense, (u_long)ccb->ccb_psense,
196 		    (u_long)ccb->ccb_dmamap);
197 
198 		/* add ccb to queue */
199 		mfi_put_ccb(ccb);
200 	}
201 
202 	return (0);
203 destroy:
204 	/* free dma maps and ccb memory */
205 	while (i) {
206 		ccb = &sc->sc_ccb[i];
207 		bus_dmamap_destroy(sc->sc_dmat, ccb->ccb_dmamap);
208 		i--;
209 	}
210 
211 	free(sc->sc_ccb, M_DEVBUF);
212 
213 	return (1);
214 }
215 
216 uint32_t
217 mfi_read(struct mfi_softc *sc, bus_size_t r)
218 {
219 	uint32_t rv;
220 
221 	bus_space_barrier(sc->sc_iot, sc->sc_ioh, r, 4,
222 	    BUS_SPACE_BARRIER_READ);
223 	rv = bus_space_read_4(sc->sc_iot, sc->sc_ioh, r);
224 
225 	DNPRINTF(MFI_D_RW, "%s: mr 0x%lx 0x08%x ", DEVNAME(sc), (u_long)r, rv);
226 	return (rv);
227 }
228 
229 void
230 mfi_write(struct mfi_softc *sc, bus_size_t r, uint32_t v)
231 {
232 	DNPRINTF(MFI_D_RW, "%s: mw 0x%lx 0x%08x", DEVNAME(sc), (u_long)r, v);
233 
234 	bus_space_write_4(sc->sc_iot, sc->sc_ioh, r, v);
235 	bus_space_barrier(sc->sc_iot, sc->sc_ioh, r, 4,
236 	    BUS_SPACE_BARRIER_WRITE);
237 }
238 
239 struct mfi_mem *
240 mfi_allocmem(struct mfi_softc *sc, size_t size)
241 {
242 	struct mfi_mem		*mm;
243 	int			nsegs;
244 
245 	DNPRINTF(MFI_D_MEM, "%s: mfi_allocmem: %ld\n", DEVNAME(sc),
246 	    (long)size);
247 
248 	mm = malloc(sizeof(struct mfi_mem), M_DEVBUF, M_NOWAIT);
249 	if (mm == NULL)
250 		return (NULL);
251 
252 	memset(mm, 0, sizeof(struct mfi_mem));
253 	mm->am_size = size;
254 
255 	if (bus_dmamap_create(sc->sc_dmat, size, 1, size, 0,
256 	    BUS_DMA_NOWAIT | BUS_DMA_ALLOCNOW, &mm->am_map) != 0)
257 		goto amfree;
258 
259 	if (bus_dmamem_alloc(sc->sc_dmat, size, PAGE_SIZE, 0, &mm->am_seg, 1,
260 	    &nsegs, BUS_DMA_NOWAIT) != 0)
261 		goto destroy;
262 
263 	if (bus_dmamem_map(sc->sc_dmat, &mm->am_seg, nsegs, size, &mm->am_kva,
264 	    BUS_DMA_NOWAIT) != 0)
265 		goto free;
266 
267 	if (bus_dmamap_load(sc->sc_dmat, mm->am_map, mm->am_kva, size, NULL,
268 	    BUS_DMA_NOWAIT) != 0)
269 		goto unmap;
270 
271 	DNPRINTF(MFI_D_MEM, "  kva: %p  dva: %p  map: %p\n",
272 	    mm->am_kva, (void *)mm->am_map->dm_segs[0].ds_addr, mm->am_map);
273 
274 	memset(mm->am_kva, 0, size);
275 	return (mm);
276 
277 unmap:
278 	bus_dmamem_unmap(sc->sc_dmat, mm->am_kva, size);
279 free:
280 	bus_dmamem_free(sc->sc_dmat, &mm->am_seg, 1);
281 destroy:
282 	bus_dmamap_destroy(sc->sc_dmat, mm->am_map);
283 amfree:
284 	free(mm, M_DEVBUF);
285 
286 	return (NULL);
287 }
288 
289 void
290 mfi_freemem(struct mfi_softc *sc, struct mfi_mem *mm)
291 {
292 	DNPRINTF(MFI_D_MEM, "%s: mfi_freemem: %p\n", DEVNAME(sc), mm);
293 
294 	bus_dmamap_unload(sc->sc_dmat, mm->am_map);
295 	bus_dmamem_unmap(sc->sc_dmat, mm->am_kva, mm->am_size);
296 	bus_dmamem_free(sc->sc_dmat, &mm->am_seg, 1);
297 	bus_dmamap_destroy(sc->sc_dmat, mm->am_map);
298 	free(mm, M_DEVBUF);
299 }
300 
301 int
302 mfi_transition_firmware(struct mfi_softc *sc)
303 {
304 	int32_t			fw_state, cur_state;
305 	int			max_wait, i;
306 
307 	fw_state = mfi_read(sc, MFI_OMSG0) & MFI_STATE_MASK;
308 
309 	DNPRINTF(MFI_D_CMD, "%s: mfi_transition_firmware: %#x\n", DEVNAME(sc),
310 	    fw_state);
311 
312 	while (fw_state != MFI_STATE_READY) {
313 		DNPRINTF(MFI_D_MISC,
314 		    "%s: waiting for firmware to become ready\n",
315 		    DEVNAME(sc));
316 		cur_state = fw_state;
317 		switch (fw_state) {
318 		case MFI_STATE_FAULT:
319 			printf("%s: firmware fault\n", DEVNAME(sc));
320 			return (1);
321 		case MFI_STATE_WAIT_HANDSHAKE:
322 			mfi_write(sc, MFI_IDB, MFI_INIT_CLEAR_HANDSHAKE);
323 			max_wait = 2;
324 			break;
325 		case MFI_STATE_OPERATIONAL:
326 			mfi_write(sc, MFI_IDB, MFI_INIT_READY);
327 			max_wait = 10;
328 			break;
329 		case MFI_STATE_UNDEFINED:
330 		case MFI_STATE_BB_INIT:
331 			max_wait = 2;
332 			break;
333 		case MFI_STATE_FW_INIT:
334 		case MFI_STATE_DEVICE_SCAN:
335 		case MFI_STATE_FLUSH_CACHE:
336 			max_wait = 20;
337 			break;
338 		default:
339 			printf("%s: unknown firmware state %d\n",
340 			    DEVNAME(sc), fw_state);
341 			return (1);
342 		}
343 		for (i = 0; i < (max_wait * 10); i++) {
344 			fw_state = mfi_read(sc, MFI_OMSG0) & MFI_STATE_MASK;
345 			if (fw_state == cur_state)
346 				DELAY(100000);
347 			else
348 				break;
349 		}
350 		if (fw_state == cur_state) {
351 			printf("%s: firmware stuck in state %#x\n",
352 			    DEVNAME(sc), fw_state);
353 			return (1);
354 		}
355 	}
356 
357 	return (0);
358 }
359 
360 int
361 mfi_initialize_firmware(struct mfi_softc *sc)
362 {
363 	struct mfi_ccb		*ccb;
364 	struct mfi_init_frame	*init;
365 	struct mfi_init_qinfo	*qinfo;
366 
367 	DNPRINTF(MFI_D_MISC, "%s: mfi_initialize_firmware\n", DEVNAME(sc));
368 
369 	if ((ccb = mfi_get_ccb(sc)) == NULL)
370 		return (1);
371 
372 	init = &ccb->ccb_frame->mfr_init;
373 	qinfo = (struct mfi_init_qinfo *)((uint8_t *)init + MFI_FRAME_SIZE);
374 
375 	memset(qinfo, 0, sizeof *qinfo);
376 	qinfo->miq_rq_entries = sc->sc_max_cmds + 1;
377 	qinfo->miq_rq_addr_lo = htole32(MFIMEM_DVA(sc->sc_pcq) +
378 	    offsetof(struct mfi_prod_cons, mpc_reply_q));
379 	qinfo->miq_pi_addr_lo = htole32(MFIMEM_DVA(sc->sc_pcq) +
380 	    offsetof(struct mfi_prod_cons, mpc_producer));
381 	qinfo->miq_ci_addr_lo = htole32(MFIMEM_DVA(sc->sc_pcq) +
382 	    offsetof(struct mfi_prod_cons, mpc_consumer));
383 
384 	init->mif_header.mfh_cmd = MFI_CMD_INIT;
385 	init->mif_header.mfh_data_len = sizeof *qinfo;
386 	init->mif_qinfo_new_addr_lo = htole32(ccb->ccb_pframe + MFI_FRAME_SIZE);
387 
388 	DNPRINTF(MFI_D_MISC, "%s: entries: %#x rq: %#x pi: %#x ci: %#x\n",
389 	    DEVNAME(sc),
390 	    qinfo->miq_rq_entries, qinfo->miq_rq_addr_lo,
391 	    qinfo->miq_pi_addr_lo, qinfo->miq_ci_addr_lo);
392 
393 	if (mfi_poll(ccb)) {
394 		printf("%s: mfi_initialize_firmware failed\n", DEVNAME(sc));
395 		return (1);
396 	}
397 
398 	mfi_put_ccb(ccb);
399 
400 	return (0);
401 }
402 
403 int
404 mfi_get_info(struct mfi_softc *sc)
405 {
406 #ifdef MFI_DEBUG
407 	int i;
408 #endif
409 	DNPRINTF(MFI_D_MISC, "%s: mfi_get_info\n", DEVNAME(sc));
410 
411 	if (mfi_mgmt(sc, MR_DCMD_CTRL_GET_INFO, MFI_DATA_IN,
412 	    sizeof(sc->sc_info), &sc->sc_info, NULL))
413 		return (1);
414 
415 #ifdef MFI_DEBUG
416 
417 	for (i = 0; i < sc->sc_info.mci_image_component_count; i++) {
418 		printf("%s: active FW %s Version %s date %s time %s\n",
419 		    DEVNAME(sc),
420 		    sc->sc_info.mci_image_component[i].mic_name,
421 		    sc->sc_info.mci_image_component[i].mic_version,
422 		    sc->sc_info.mci_image_component[i].mic_build_date,
423 		    sc->sc_info.mci_image_component[i].mic_build_time);
424 	}
425 
426 	for (i = 0; i < sc->sc_info.mci_pending_image_component_count; i++) {
427 		printf("%s: pending FW %s Version %s date %s time %s\n",
428 		    DEVNAME(sc),
429 		    sc->sc_info.mci_pending_image_component[i].mic_name,
430 		    sc->sc_info.mci_pending_image_component[i].mic_version,
431 		    sc->sc_info.mci_pending_image_component[i].mic_build_date,
432 		    sc->sc_info.mci_pending_image_component[i].mic_build_time);
433 	}
434 
435 	printf("%s: max_arms %d max_spans %d max_arrs %d max_lds %d name %s\n",
436 	    DEVNAME(sc),
437 	    sc->sc_info.mci_max_arms,
438 	    sc->sc_info.mci_max_spans,
439 	    sc->sc_info.mci_max_arrays,
440 	    sc->sc_info.mci_max_lds,
441 	    sc->sc_info.mci_product_name);
442 
443 	printf("%s: serial %s present %#x fw time %d max_cmds %d max_sg %d\n",
444 	    DEVNAME(sc),
445 	    sc->sc_info.mci_serial_number,
446 	    sc->sc_info.mci_hw_present,
447 	    sc->sc_info.mci_current_fw_time,
448 	    sc->sc_info.mci_max_cmds,
449 	    sc->sc_info.mci_max_sg_elements);
450 
451 	printf("%s: max_rq %d lds_pres %d lds_deg %d lds_off %d pd_pres %d\n",
452 	    DEVNAME(sc),
453 	    sc->sc_info.mci_max_request_size,
454 	    sc->sc_info.mci_lds_present,
455 	    sc->sc_info.mci_lds_degraded,
456 	    sc->sc_info.mci_lds_offline,
457 	    sc->sc_info.mci_pd_present);
458 
459 	printf("%s: pd_dsk_prs %d pd_dsk_pred_fail %d pd_dsk_fail %d\n",
460 	    DEVNAME(sc),
461 	    sc->sc_info.mci_pd_disks_present,
462 	    sc->sc_info.mci_pd_disks_pred_failure,
463 	    sc->sc_info.mci_pd_disks_failed);
464 
465 	printf("%s: nvram %d mem %d flash %d\n",
466 	    DEVNAME(sc),
467 	    sc->sc_info.mci_nvram_size,
468 	    sc->sc_info.mci_memory_size,
469 	    sc->sc_info.mci_flash_size);
470 
471 	printf("%s: ram_cor %d ram_uncor %d clus_all %d clus_act %d\n",
472 	    DEVNAME(sc),
473 	    sc->sc_info.mci_ram_correctable_errors,
474 	    sc->sc_info.mci_ram_uncorrectable_errors,
475 	    sc->sc_info.mci_cluster_allowed,
476 	    sc->sc_info.mci_cluster_active);
477 
478 	printf("%s: max_strps_io %d raid_lvl %#x adapt_ops %#x ld_ops %#x\n",
479 	    DEVNAME(sc),
480 	    sc->sc_info.mci_max_strips_per_io,
481 	    sc->sc_info.mci_raid_levels,
482 	    sc->sc_info.mci_adapter_ops,
483 	    sc->sc_info.mci_ld_ops);
484 
485 	printf("%s: strp_sz_min %d strp_sz_max %d pd_ops %#x pd_mix %#x\n",
486 	    DEVNAME(sc),
487 	    sc->sc_info.mci_stripe_sz_ops.min,
488 	    sc->sc_info.mci_stripe_sz_ops.max,
489 	    sc->sc_info.mci_pd_ops,
490 	    sc->sc_info.mci_pd_mix_support);
491 
492 	printf("%s: ecc_bucket %d pckg_prop %s\n",
493 	    DEVNAME(sc),
494 	    sc->sc_info.mci_ecc_bucket_count,
495 	    sc->sc_info.mci_package_version);
496 
497 	printf("%s: sq_nm %d prd_fail_poll %d intr_thrtl %d intr_thrtl_to %d\n",
498 	    DEVNAME(sc),
499 	    sc->sc_info.mci_properties.mcp_seq_num,
500 	    sc->sc_info.mci_properties.mcp_pred_fail_poll_interval,
501 	    sc->sc_info.mci_properties.mcp_intr_throttle_cnt,
502 	    sc->sc_info.mci_properties.mcp_intr_throttle_timeout);
503 
504 	printf("%s: rbld_rate %d patr_rd_rate %d bgi_rate %d cc_rate %d\n",
505 	    DEVNAME(sc),
506 	    sc->sc_info.mci_properties.mcp_rebuild_rate,
507 	    sc->sc_info.mci_properties.mcp_patrol_read_rate,
508 	    sc->sc_info.mci_properties.mcp_bgi_rate,
509 	    sc->sc_info.mci_properties.mcp_cc_rate);
510 
511 	printf("%s: rc_rate %d ch_flsh %d spin_cnt %d spin_dly %d clus_en %d\n",
512 	    DEVNAME(sc),
513 	    sc->sc_info.mci_properties.mcp_recon_rate,
514 	    sc->sc_info.mci_properties.mcp_cache_flush_interval,
515 	    sc->sc_info.mci_properties.mcp_spinup_drv_cnt,
516 	    sc->sc_info.mci_properties.mcp_spinup_delay,
517 	    sc->sc_info.mci_properties.mcp_cluster_enable);
518 
519 	printf("%s: coerc %d alarm %d dis_auto_rbld %d dis_bat_wrn %d ecc %d\n",
520 	    DEVNAME(sc),
521 	    sc->sc_info.mci_properties.mcp_coercion_mode,
522 	    sc->sc_info.mci_properties.mcp_alarm_enable,
523 	    sc->sc_info.mci_properties.mcp_disable_auto_rebuild,
524 	    sc->sc_info.mci_properties.mcp_disable_battery_warn,
525 	    sc->sc_info.mci_properties.mcp_ecc_bucket_size);
526 
527 	printf("%s: ecc_leak %d rest_hs %d exp_encl_dev %d\n",
528 	    DEVNAME(sc),
529 	    sc->sc_info.mci_properties.mcp_ecc_bucket_leak_rate,
530 	    sc->sc_info.mci_properties.mcp_restore_hotspare_on_insertion,
531 	    sc->sc_info.mci_properties.mcp_expose_encl_devices);
532 
533 	printf("%s: vendor %#x device %#x subvendor %#x subdevice %#x\n",
534 	    DEVNAME(sc),
535 	    sc->sc_info.mci_pci.mip_vendor,
536 	    sc->sc_info.mci_pci.mip_device,
537 	    sc->sc_info.mci_pci.mip_subvendor,
538 	    sc->sc_info.mci_pci.mip_subdevice);
539 
540 	printf("%s: type %#x port_count %d port_addr ",
541 	    DEVNAME(sc),
542 	    sc->sc_info.mci_host.mih_type,
543 	    sc->sc_info.mci_host.mih_port_count);
544 
545 	for (i = 0; i < 8; i++)
546 		printf("%.0lx ", sc->sc_info.mci_host.mih_port_addr[i]);
547 	printf("\n");
548 
549 	printf("%s: type %.x port_count %d port_addr ",
550 	    DEVNAME(sc),
551 	    sc->sc_info.mci_device.mid_type,
552 	    sc->sc_info.mci_device.mid_port_count);
553 
554 	for (i = 0; i < 8; i++)
555 		printf("%.0lx ", sc->sc_info.mci_device.mid_port_addr[i]);
556 	printf("\n");
557 #endif /* MFI_DEBUG */
558 
559 	return (0);
560 }
561 
562 void
563 mfiminphys(struct buf *bp)
564 {
565 	DNPRINTF(MFI_D_MISC, "mfiminphys: %d\n", bp->b_bcount);
566 
567 	/* XXX currently using MFI_MAXFER = MAXPHYS */
568 	if (bp->b_bcount > MFI_MAXFER)
569 		bp->b_bcount = MFI_MAXFER;
570 	minphys(bp);
571 }
572 
573 int
574 mfi_attach(struct mfi_softc *sc)
575 {
576 	struct scsipi_adapter *adapt = &sc->sc_adapt;
577 	struct scsipi_channel *chan = &sc->sc_chan;
578 	uint32_t		status, frames;
579 	int			i;
580 
581 	DNPRINTF(MFI_D_MISC, "%s: mfi_attach\n", DEVNAME(sc));
582 
583 	if (mfi_transition_firmware(sc))
584 		return (1);
585 
586 	TAILQ_INIT(&sc->sc_ccb_freeq);
587 
588 	status = mfi_read(sc, MFI_OMSG0);
589 	sc->sc_max_cmds = status & MFI_STATE_MAXCMD_MASK;
590 	sc->sc_max_sgl = (status & MFI_STATE_MAXSGL_MASK) >> 16;
591 	DNPRINTF(MFI_D_MISC, "%s: max commands: %u, max sgl: %u\n",
592 	    DEVNAME(sc), sc->sc_max_cmds, sc->sc_max_sgl);
593 
594 	/* consumer/producer and reply queue memory */
595 	sc->sc_pcq = mfi_allocmem(sc, (sizeof(uint32_t) * sc->sc_max_cmds) +
596 	    sizeof(struct mfi_prod_cons));
597 	if (sc->sc_pcq == NULL) {
598 		aprint_error("%s: unable to allocate reply queue memory\n",
599 		    DEVNAME(sc));
600 		goto nopcq;
601 	}
602 	bus_dmamap_sync(sc->sc_dmat, MFIMEM_MAP(sc->sc_pcq), 0,
603 	    sizeof(uint32_t) * sc->sc_max_cmds + sizeof(struct mfi_prod_cons),
604 	    BUS_DMASYNC_PREREAD | BUS_DMASYNC_PREWRITE);
605 
606 	/* frame memory */
607 	/* we are not doing 64 bit IO so only calculate # of 32 bit frames */
608 	frames = (sizeof(struct mfi_sg32) * sc->sc_max_sgl +
609 	    MFI_FRAME_SIZE - 1) / MFI_FRAME_SIZE + 1;
610 	sc->sc_frames_size = frames * MFI_FRAME_SIZE;
611 	sc->sc_frames = mfi_allocmem(sc, sc->sc_frames_size * sc->sc_max_cmds);
612 	if (sc->sc_frames == NULL) {
613 		aprint_error("%s: unable to allocate frame memory\n",
614 		    DEVNAME(sc));
615 		goto noframe;
616 	}
617 	/* XXX hack, fix this */
618 	if (MFIMEM_DVA(sc->sc_frames) & 0x3f) {
619 		aprint_error("%s: improper frame alignment (%#llx) FIXME\n",
620 		    DEVNAME(sc), (long long int)MFIMEM_DVA(sc->sc_frames));
621 		goto noframe;
622 	}
623 
624 	/* sense memory */
625 	sc->sc_sense = mfi_allocmem(sc, sc->sc_max_cmds * MFI_SENSE_SIZE);
626 	if (sc->sc_sense == NULL) {
627 		aprint_error("%s: unable to allocate sense memory\n",
628 		    DEVNAME(sc));
629 		goto nosense;
630 	}
631 
632 	/* now that we have all memory bits go initialize ccbs */
633 	if (mfi_init_ccb(sc)) {
634 		aprint_error("%s: could not init ccb list\n", DEVNAME(sc));
635 		goto noinit;
636 	}
637 
638 	/* kickstart firmware with all addresses and pointers */
639 	if (mfi_initialize_firmware(sc)) {
640 		aprint_error("%s: could not initialize firmware\n",
641 		    DEVNAME(sc));
642 		goto noinit;
643 	}
644 
645 	if (mfi_get_info(sc)) {
646 		aprint_error("%s: could not retrieve controller information\n",
647 		    DEVNAME(sc));
648 		goto noinit;
649 	}
650 
651 	aprint_normal("%s: logical drives %d, version %s, %dMB RAM\n",
652 	    DEVNAME(sc),
653 	    sc->sc_info.mci_lds_present,
654 	    sc->sc_info.mci_package_version,
655 	    sc->sc_info.mci_memory_size);
656 
657 	sc->sc_ld_cnt = sc->sc_info.mci_lds_present;
658 	sc->sc_max_ld = sc->sc_ld_cnt;
659 	for (i = 0; i < sc->sc_ld_cnt; i++)
660 		sc->sc_ld[i].ld_present = 1;
661 
662 	memset(adapt, 0, sizeof(*adapt));
663 	adapt->adapt_dev = &sc->sc_dev;
664 	adapt->adapt_nchannels = 1;
665 	if (sc->sc_ld_cnt)
666 		adapt->adapt_openings = sc->sc_max_cmds / sc->sc_ld_cnt;
667 	else
668 		adapt->adapt_openings = sc->sc_max_cmds;
669 	adapt->adapt_max_periph = adapt->adapt_openings;
670 	adapt->adapt_request = mfi_scsipi_request;
671 	adapt->adapt_minphys = mfiminphys;
672 	adapt->adapt_ioctl = mfi_scsi_ioctl;
673 
674 	memset(chan, 0, sizeof(*chan));
675 	chan->chan_adapter = adapt;
676 	chan->chan_bustype = &scsi_bustype;
677 	chan->chan_channel = 0;
678 	chan->chan_flags = 0;
679 	chan->chan_nluns = 8;
680 	chan->chan_ntargets = MFI_MAX_LD;
681 	chan->chan_id = MFI_MAX_LD;
682 
683 	(void) config_found(&sc->sc_dev, &sc->sc_chan, scsiprint);
684 
685 	/* enable interrupts */
686 	mfi_write(sc, MFI_OMSK, MFI_ENABLE_INTR);
687 
688 #if NBIO > 0
689 	if (bio_register(&sc->sc_dev, mfi_ioctl) != 0)
690 		panic("%s: controller registration failed", DEVNAME(sc));
691 	else
692 		sc->sc_ioctl = mfi_ioctl;
693 	if (mfi_create_sensors(sc) != 0)
694 		aprint_error("%s: unable to create sensors\n", DEVNAME(sc));
695 #endif /* NBIO > 0 */
696 
697 	return (0);
698 noinit:
699 	mfi_freemem(sc, sc->sc_sense);
700 nosense:
701 	mfi_freemem(sc, sc->sc_frames);
702 noframe:
703 	mfi_freemem(sc, sc->sc_pcq);
704 nopcq:
705 	return (1);
706 }
707 
708 int
709 mfi_despatch_cmd(struct mfi_ccb *ccb)
710 {
711 	struct mfi_softc *sc = ccb->ccb_sc;
712 	DNPRINTF(MFI_D_CMD, "%s: mfi_despatch_cmd\n", DEVNAME(sc));
713 
714 	bus_dmamap_sync(sc->sc_dmat, MFIMEM_MAP(sc->sc_frames),
715 	    ccb->ccb_pframe - MFIMEM_DVA(sc->sc_frames),
716 	    sc->sc_frames_size, BUS_DMASYNC_PREREAD | BUS_DMASYNC_PREWRITE);
717 	bus_dmamap_sync(sc->sc_dmat, MFIMEM_MAP(sc->sc_sense),
718 	    ccb->ccb_psense - MFIMEM_DVA(sc->sc_sense),
719 	    MFI_SENSE_SIZE, BUS_DMASYNC_PREREAD);
720 
721 	mfi_write(ccb->ccb_sc, MFI_IQP, htole32((ccb->ccb_pframe >> 3) |
722 	    ccb->ccb_extra_frames));
723 
724 	return(0);
725 }
726 
727 int
728 mfi_poll(struct mfi_ccb *ccb)
729 {
730 	struct mfi_softc *sc = ccb->ccb_sc;
731 	struct mfi_frame_header	*hdr;
732 	int			to = 0;
733 
734 	DNPRINTF(MFI_D_CMD, "%s: mfi_poll\n", DEVNAME(sc));
735 
736 	hdr = &ccb->ccb_frame->mfr_header;
737 	hdr->mfh_cmd_status = 0xff;
738 	hdr->mfh_flags |= MFI_FRAME_DONT_POST_IN_REPLY_QUEUE;
739 
740 	mfi_despatch_cmd(ccb);
741 	bus_dmamap_sync(sc->sc_dmat, MFIMEM_MAP(sc->sc_frames),
742 	    ccb->ccb_pframe - MFIMEM_DVA(sc->sc_frames),
743 	    sc->sc_frames_size, BUS_DMASYNC_POSTREAD);
744 
745 	while (hdr->mfh_cmd_status == 0xff) {
746 		delay(1000);
747 		if (to++ > 5000) /* XXX 5 seconds busywait sucks */
748 			break;
749 		bus_dmamap_sync(sc->sc_dmat, MFIMEM_MAP(sc->sc_frames),
750 		    ccb->ccb_pframe - MFIMEM_DVA(sc->sc_frames),
751 		    sc->sc_frames_size, BUS_DMASYNC_POSTREAD);
752 	}
753 	bus_dmamap_sync(sc->sc_dmat, MFIMEM_MAP(sc->sc_frames),
754 	    ccb->ccb_pframe - MFIMEM_DVA(sc->sc_frames),
755 	    sc->sc_frames_size, BUS_DMASYNC_POSTREAD | BUS_DMASYNC_POSTWRITE);
756 
757 	if (ccb->ccb_data != NULL) {
758 		DNPRINTF(MFI_D_INTR, "%s: mfi_mgmt_done sync\n",
759 		    DEVNAME(sc));
760 		bus_dmamap_sync(sc->sc_dmat, ccb->ccb_dmamap, 0,
761 		    ccb->ccb_dmamap->dm_mapsize,
762 		    (ccb->ccb_direction & MFI_DATA_IN) ?
763 		    BUS_DMASYNC_POSTREAD : BUS_DMASYNC_POSTWRITE);
764 
765 		bus_dmamap_unload(sc->sc_dmat, ccb->ccb_dmamap);
766 	}
767 
768 	if (hdr->mfh_cmd_status == 0xff) {
769 		printf("%s: timeout on ccb %d\n", DEVNAME(sc),
770 		    hdr->mfh_context);
771 		ccb->ccb_flags |= MFI_CCB_F_ERR;
772 		return (1);
773 	}
774 
775 	return (0);
776 }
777 
778 int
779 mfi_intr(void *arg)
780 {
781 	struct mfi_softc	*sc = arg;
782 	struct mfi_prod_cons	*pcq;
783 	struct mfi_ccb		*ccb;
784 	uint32_t		status, producer, consumer, ctx;
785 	int			claimed = 0;
786 
787 	status = mfi_read(sc, MFI_OSTS);
788 	if ((status & MFI_OSTS_INTR_VALID) == 0)
789 		return (claimed);
790 	/* write status back to acknowledge interrupt */
791 	mfi_write(sc, MFI_OSTS, status);
792 
793 	pcq = MFIMEM_KVA(sc->sc_pcq);
794 
795 	DNPRINTF(MFI_D_INTR, "%s: mfi_intr %#lx %#lx\n", DEVNAME(sc),
796 	    (u_long)sc, (u_long)pcq);
797 
798 	bus_dmamap_sync(sc->sc_dmat, MFIMEM_MAP(sc->sc_pcq), 0,
799 	    sizeof(uint32_t) * sc->sc_max_cmds + sizeof(struct mfi_prod_cons),
800 	    BUS_DMASYNC_POSTREAD | BUS_DMASYNC_POSTWRITE);
801 
802 	producer = pcq->mpc_producer;
803 	consumer = pcq->mpc_consumer;
804 
805 	while (consumer != producer) {
806 		DNPRINTF(MFI_D_INTR, "%s: mfi_intr pi %#x ci %#x\n",
807 		    DEVNAME(sc), producer, consumer);
808 
809 		ctx = pcq->mpc_reply_q[consumer];
810 		pcq->mpc_reply_q[consumer] = MFI_INVALID_CTX;
811 		if (ctx == MFI_INVALID_CTX)
812 			printf("%s: invalid context, p: %d c: %d\n",
813 			    DEVNAME(sc), producer, consumer);
814 		else {
815 			/* XXX remove from queue and call scsi_done */
816 			ccb = &sc->sc_ccb[ctx];
817 			DNPRINTF(MFI_D_INTR, "%s: mfi_intr context %#x\n",
818 			    DEVNAME(sc), ctx);
819 			bus_dmamap_sync(sc->sc_dmat, MFIMEM_MAP(sc->sc_frames),
820 			    ccb->ccb_pframe - MFIMEM_DVA(sc->sc_frames),
821 			    sc->sc_frames_size,
822 			    BUS_DMASYNC_POSTREAD | BUS_DMASYNC_POSTWRITE);
823 			ccb->ccb_done(ccb);
824 
825 			claimed = 1;
826 		}
827 		consumer++;
828 		if (consumer == (sc->sc_max_cmds + 1))
829 			consumer = 0;
830 	}
831 
832 	pcq->mpc_consumer = consumer;
833 	bus_dmamap_sync(sc->sc_dmat, MFIMEM_MAP(sc->sc_pcq), 0,
834 	    sizeof(uint32_t) * sc->sc_max_cmds + sizeof(struct mfi_prod_cons),
835 	    BUS_DMASYNC_PREREAD | BUS_DMASYNC_PREWRITE);
836 
837 	return (claimed);
838 }
839 
840 int
841 mfi_scsi_io(struct mfi_ccb *ccb, struct scsipi_xfer *xs, uint32_t blockno,
842     uint32_t blockcnt)
843 {
844 	struct scsipi_periph *periph = xs->xs_periph;
845 	struct mfi_io_frame   *io;
846 
847 	DNPRINTF(MFI_D_CMD, "%s: mfi_scsi_io: %d\n",
848 	    periph->periph_channel->chan_adapter->adapt_dev->dv_xname,
849 	    periph->periph_target);
850 
851 	if (!xs->data)
852 		return (1);
853 
854 	io = &ccb->ccb_frame->mfr_io;
855 	if (xs->xs_control & XS_CTL_DATA_IN) {
856 		io->mif_header.mfh_cmd = MFI_CMD_LD_READ;
857 		ccb->ccb_direction = MFI_DATA_IN;
858 	} else {
859 		io->mif_header.mfh_cmd = MFI_CMD_LD_WRITE;
860 		ccb->ccb_direction = MFI_DATA_OUT;
861 	}
862 	io->mif_header.mfh_target_id = periph->periph_target;
863 	io->mif_header.mfh_timeout = 0;
864 	io->mif_header.mfh_flags = 0;
865 	io->mif_header.mfh_sense_len = MFI_SENSE_SIZE;
866 	io->mif_header.mfh_data_len= blockcnt;
867 	io->mif_lba_hi = 0;
868 	io->mif_lba_lo = blockno;
869 	io->mif_sense_addr_lo = htole32(ccb->ccb_psense);
870 	io->mif_sense_addr_hi = 0;
871 
872 	ccb->ccb_done = mfi_scsi_xs_done;
873 	ccb->ccb_xs = xs;
874 	ccb->ccb_frame_size = MFI_IO_FRAME_SIZE;
875 	ccb->ccb_sgl = &io->mif_sgl;
876 	ccb->ccb_data = xs->data;
877 	ccb->ccb_len = xs->datalen;
878 
879 	if (mfi_create_sgl(ccb, xs->xs_control & XS_CTL_NOSLEEP) ?
880 	    BUS_DMA_NOWAIT : BUS_DMA_WAITOK)
881 		return (1);
882 
883 	return (0);
884 }
885 
886 void
887 mfi_scsi_xs_done(struct mfi_ccb *ccb)
888 {
889 	struct scsipi_xfer	*xs = ccb->ccb_xs;
890 	struct mfi_softc	*sc = ccb->ccb_sc;
891 	struct mfi_frame_header	*hdr = &ccb->ccb_frame->mfr_header;
892 
893 	DNPRINTF(MFI_D_INTR, "%s: mfi_scsi_xs_done %#lx %#lx\n",
894 	    DEVNAME(sc), (u_long)ccb, (u_long)ccb->ccb_frame);
895 
896 	if (xs->data != NULL) {
897 		DNPRINTF(MFI_D_INTR, "%s: mfi_scsi_xs_done sync\n",
898 		    DEVNAME(sc));
899 		bus_dmamap_sync(sc->sc_dmat, ccb->ccb_dmamap, 0,
900 		    ccb->ccb_dmamap->dm_mapsize,
901 		    (xs->xs_control & XS_CTL_DATA_IN) ?
902 		    BUS_DMASYNC_POSTREAD : BUS_DMASYNC_POSTWRITE);
903 
904 		bus_dmamap_unload(sc->sc_dmat, ccb->ccb_dmamap);
905 	}
906 
907 	if (hdr->mfh_cmd_status != MFI_STAT_OK) {
908 		xs->error = XS_DRIVER_STUFFUP;
909 		DNPRINTF(MFI_D_INTR, "%s: mfi_scsi_xs_done stuffup %#x\n",
910 		    DEVNAME(sc), hdr->mfh_cmd_status);
911 
912 		if (hdr->mfh_scsi_status != 0) {
913 			bus_dmamap_sync(sc->sc_dmat, MFIMEM_MAP(sc->sc_sense),
914 			    ccb->ccb_psense - MFIMEM_DVA(sc->sc_sense),
915 			    MFI_SENSE_SIZE, BUS_DMASYNC_POSTREAD);
916 			DNPRINTF(MFI_D_INTR,
917 			    "%s: mfi_scsi_xs_done sense %#x %lx %lx\n",
918 			    DEVNAME(sc), hdr->mfh_scsi_status,
919 			    (u_long)&xs->sense, (u_long)ccb->ccb_sense);
920 			memset(&xs->sense, 0, sizeof(xs->sense));
921 			memcpy(&xs->sense, ccb->ccb_sense,
922 			    sizeof(struct scsi_sense_data));
923 			xs->error = XS_SENSE;
924 		}
925 	} else {
926 		xs->error = XS_NOERROR;
927 		xs->status = SCSI_OK;
928 		xs->resid = 0;
929 	}
930 
931 	mfi_put_ccb(ccb);
932 	scsipi_done(xs);
933 }
934 
935 int
936 mfi_scsi_ld(struct mfi_ccb *ccb, struct scsipi_xfer *xs)
937 {
938 	struct mfi_pass_frame	*pf;
939 	struct scsipi_periph *periph = xs->xs_periph;
940 
941 	DNPRINTF(MFI_D_CMD, "%s: mfi_scsi_ld: %d\n",
942 	    periph->periph_channel->chan_adapter->adapt_dev->dv_xname,
943 	    periph->periph_target);
944 
945 	pf = &ccb->ccb_frame->mfr_pass;
946 	pf->mpf_header.mfh_cmd = MFI_CMD_LD_SCSI_IO;
947 	pf->mpf_header.mfh_target_id = periph->periph_target;
948 	pf->mpf_header.mfh_lun_id = 0;
949 	pf->mpf_header.mfh_cdb_len = xs->cmdlen;
950 	pf->mpf_header.mfh_timeout = 0;
951 	pf->mpf_header.mfh_data_len= xs->datalen; /* XXX */
952 	pf->mpf_header.mfh_sense_len = MFI_SENSE_SIZE;
953 
954 	pf->mpf_sense_addr_hi = 0;
955 	pf->mpf_sense_addr_lo = htole32(ccb->ccb_psense);
956 
957 	memset(pf->mpf_cdb, 0, 16);
958 	memcpy(pf->mpf_cdb, &xs->cmdstore, xs->cmdlen);
959 
960 	ccb->ccb_done = mfi_scsi_xs_done;
961 	ccb->ccb_xs = xs;
962 	ccb->ccb_frame_size = MFI_PASS_FRAME_SIZE;
963 	ccb->ccb_sgl = &pf->mpf_sgl;
964 
965 	if (xs->xs_control & (XS_CTL_DATA_IN | XS_CTL_DATA_OUT))
966 		ccb->ccb_direction = (xs->xs_control & XS_CTL_DATA_IN) ?
967 		    MFI_DATA_IN : MFI_DATA_OUT;
968 	else
969 		ccb->ccb_direction = MFI_DATA_NONE;
970 
971 	if (xs->data) {
972 		ccb->ccb_data = xs->data;
973 		ccb->ccb_len = xs->datalen;
974 
975 		if (mfi_create_sgl(ccb, xs->xs_control & XS_CTL_NOSLEEP) ?
976 		    BUS_DMA_NOWAIT : BUS_DMA_WAITOK)
977 			return (1);
978 	}
979 
980 	return (0);
981 }
982 
983 void
984 mfi_scsipi_request(struct scsipi_channel *chan, scsipi_adapter_req_t req,
985     void *arg)
986 {
987 	struct scsipi_periph	*periph;
988 	struct scsipi_xfer	*xs;
989 	struct scsipi_adapter	*adapt = chan->chan_adapter;
990 	struct mfi_softc	*sc = (void *) adapt->adapt_dev;
991 	struct mfi_ccb		*ccb;
992 	struct scsi_rw_6	*rw;
993 	struct scsipi_rw_10	*rwb;
994 	uint32_t		blockno, blockcnt;
995 	uint8_t			target;
996 	uint8_t			mbox[MFI_MBOX_SIZE];
997 	int			s;
998 
999 	switch (req) {
1000 	case ADAPTER_REQ_GROW_RESOURCES:
1001 		/* Not supported. */
1002 		return;
1003 	case ADAPTER_REQ_SET_XFER_MODE:
1004 		/* Not supported. */
1005 		return;
1006 	case ADAPTER_REQ_RUN_XFER:
1007 		break;
1008 	}
1009 
1010 	xs = arg;
1011 
1012 	DNPRINTF(MFI_D_CMD, "%s: mfi_scsipi_request req %d opcode: %#x\n",
1013 	    DEVNAME(sc), req, xs->cmd->opcode);
1014 
1015 	periph = xs->xs_periph;
1016 	target = periph->periph_target;
1017 
1018 	s = splbio();
1019 	if (target >= MFI_MAX_LD || !sc->sc_ld[target].ld_present ||
1020 	    periph->periph_lun != 0) {
1021 		DNPRINTF(MFI_D_CMD, "%s: invalid target %d\n",
1022 		    DEVNAME(sc), target);
1023 		xs->error = XS_SELTIMEOUT;
1024 		scsipi_done(xs);
1025 		splx(s);
1026 		return;
1027 	}
1028 
1029 	if ((ccb = mfi_get_ccb(sc)) == NULL) {
1030 		DNPRINTF(MFI_D_CMD, "%s: mfi_scsipi_request no ccb\n", DEVNAME(sc));
1031 		xs->error = XS_RESOURCE_SHORTAGE;
1032 		scsipi_done(xs);
1033 		splx(s);
1034 		return;
1035 	}
1036 
1037 	switch (xs->cmd->opcode) {
1038 	/* IO path */
1039 	case READ_10:
1040 	case WRITE_10:
1041 		rwb = (struct scsipi_rw_10 *)xs->cmd;
1042 		blockno = _4btol(rwb->addr);
1043 		blockcnt = _2btol(rwb->length);
1044 		if (mfi_scsi_io(ccb, xs, blockno, blockcnt)) {
1045 			mfi_put_ccb(ccb);
1046 			goto stuffup;
1047 		}
1048 		break;
1049 
1050 	case SCSI_READ_6_COMMAND:
1051 	case SCSI_WRITE_6_COMMAND:
1052 		rw = (struct scsi_rw_6 *)xs->cmd;
1053 		blockno = _3btol(rw->addr) & (SRW_TOPADDR << 16 | 0xffff);
1054 		blockcnt = rw->length ? rw->length : 0x100;
1055 		if (mfi_scsi_io(ccb, xs, blockno, blockcnt)) {
1056 			mfi_put_ccb(ccb);
1057 			goto stuffup;
1058 		}
1059 		break;
1060 
1061 	case SCSI_SYNCHRONIZE_CACHE_10:
1062 		mfi_put_ccb(ccb); /* we don't need this */
1063 
1064 		mbox[0] = MR_FLUSH_CTRL_CACHE | MR_FLUSH_DISK_CACHE;
1065 		if (mfi_mgmt(sc, MR_DCMD_CTRL_CACHE_FLUSH, MFI_DATA_NONE,
1066 		    0, NULL, mbox))
1067 			goto stuffup;
1068 		xs->error = XS_NOERROR;
1069 		xs->status = SCSI_OK;
1070 		xs->resid = 0;
1071 		scsipi_done(xs);
1072 		splx(s);
1073 		return;
1074 		/* NOTREACHED */
1075 
1076 	/* hand it of to the firmware and let it deal with it */
1077 	case SCSI_TEST_UNIT_READY:
1078 		/* save off sd? after autoconf */
1079 		if (!cold)	/* XXX bogus */
1080 			strlcpy(sc->sc_ld[target].ld_dev, sc->sc_dev.dv_xname,
1081 			    sizeof(sc->sc_ld[target].ld_dev));
1082 		/* FALLTHROUGH */
1083 
1084 	default:
1085 		if (mfi_scsi_ld(ccb, xs)) {
1086 			mfi_put_ccb(ccb);
1087 			goto stuffup;
1088 		}
1089 		break;
1090 	}
1091 
1092 	DNPRINTF(MFI_D_CMD, "%s: start io %d\n", DEVNAME(sc), target);
1093 
1094 	if (xs->xs_control & XS_CTL_POLL) {
1095 		if (mfi_poll(ccb)) {
1096 			/* XXX check for sense in ccb->ccb_sense? */
1097 			printf("%s: mfi_scsipi_request poll failed\n",
1098 			    DEVNAME(sc));
1099 			mfi_put_ccb(ccb);
1100 			bzero(&xs->sense, sizeof(xs->sense));
1101 			xs->sense.scsi_sense.response_code =
1102 			    SSD_RCODE_VALID | SSD_RCODE_CURRENT;
1103 			xs->sense.scsi_sense.flags = SKEY_ILLEGAL_REQUEST;
1104 			xs->sense.scsi_sense.asc = 0x20; /* invalid opcode */
1105 			xs->error = XS_SENSE;
1106 			xs->status = SCSI_CHECK;
1107 		} else {
1108 			DNPRINTF(MFI_D_DMA,
1109 			    "%s: mfi_scsipi_request poll complete %d\n",
1110 			    DEVNAME(sc), ccb->ccb_dmamap->dm_nsegs);
1111 			xs->error = XS_NOERROR;
1112 			xs->status = SCSI_OK;
1113 			xs->resid = 0;
1114 		}
1115 		mfi_put_ccb(ccb);
1116 		scsipi_done(xs);
1117 		splx(s);
1118 		return;
1119 	}
1120 
1121 	mfi_despatch_cmd(ccb);
1122 
1123 	DNPRINTF(MFI_D_DMA, "%s: mfi_scsipi_request queued %d\n", DEVNAME(sc),
1124 	    ccb->ccb_dmamap->dm_nsegs);
1125 
1126 	splx(s);
1127 	return;
1128 
1129 stuffup:
1130 	xs->error = XS_DRIVER_STUFFUP;
1131 	scsipi_done(xs);
1132 	splx(s);
1133 }
1134 
1135 int
1136 mfi_create_sgl(struct mfi_ccb *ccb, int flags)
1137 {
1138 	struct mfi_softc	*sc = ccb->ccb_sc;
1139 	struct mfi_frame_header	*hdr;
1140 	bus_dma_segment_t	*sgd;
1141 	union mfi_sgl		*sgl;
1142 	int			error, i;
1143 
1144 	DNPRINTF(MFI_D_DMA, "%s: mfi_create_sgl %#lx\n", DEVNAME(sc),
1145 	    (u_long)ccb->ccb_data);
1146 
1147 	if (!ccb->ccb_data)
1148 		return (1);
1149 
1150 	error = bus_dmamap_load(sc->sc_dmat, ccb->ccb_dmamap,
1151 	    ccb->ccb_data, ccb->ccb_len, NULL, flags);
1152 	if (error) {
1153 		if (error == EFBIG)
1154 			printf("more than %d dma segs\n",
1155 			    sc->sc_max_sgl);
1156 		else
1157 			printf("error %d loading dma map\n", error);
1158 		return (1);
1159 	}
1160 
1161 	hdr = &ccb->ccb_frame->mfr_header;
1162 	sgl = ccb->ccb_sgl;
1163 	sgd = ccb->ccb_dmamap->dm_segs;
1164 	for (i = 0; i < ccb->ccb_dmamap->dm_nsegs; i++) {
1165 		sgl->sg32[i].addr = htole32(sgd[i].ds_addr);
1166 		sgl->sg32[i].len = htole32(sgd[i].ds_len);
1167 		DNPRINTF(MFI_D_DMA, "%s: addr: %#x  len: %#x\n",
1168 		    DEVNAME(sc), sgl->sg32[i].addr, sgl->sg32[i].len);
1169 	}
1170 
1171 	if (ccb->ccb_direction == MFI_DATA_IN) {
1172 		hdr->mfh_flags |= MFI_FRAME_DIR_READ;
1173 		bus_dmamap_sync(sc->sc_dmat, ccb->ccb_dmamap, 0,
1174 		    ccb->ccb_dmamap->dm_mapsize, BUS_DMASYNC_PREREAD);
1175 	} else {
1176 		hdr->mfh_flags |= MFI_FRAME_DIR_WRITE;
1177 		bus_dmamap_sync(sc->sc_dmat, ccb->ccb_dmamap, 0,
1178 		    ccb->ccb_dmamap->dm_mapsize, BUS_DMASYNC_PREWRITE);
1179 	}
1180 
1181 	hdr->mfh_sg_count = ccb->ccb_dmamap->dm_nsegs;
1182 	/* for 64 bit io make the sizeof a variable to hold whatever sg size */
1183 	ccb->ccb_frame_size += sizeof(struct mfi_sg32) *
1184 	    ccb->ccb_dmamap->dm_nsegs;
1185 	ccb->ccb_extra_frames = (ccb->ccb_frame_size - 1) / MFI_FRAME_SIZE;
1186 
1187 	DNPRINTF(MFI_D_DMA, "%s: sg_count: %d  frame_size: %d  frames_size: %d"
1188 	    "  dm_nsegs: %d  extra_frames: %d\n",
1189 	    DEVNAME(sc),
1190 	    hdr->mfh_sg_count,
1191 	    ccb->ccb_frame_size,
1192 	    sc->sc_frames_size,
1193 	    ccb->ccb_dmamap->dm_nsegs,
1194 	    ccb->ccb_extra_frames);
1195 
1196 	return (0);
1197 }
1198 
1199 int
1200 mfi_mgmt(struct mfi_softc *sc, uint32_t opc, uint32_t dir, uint32_t len,
1201     void *buf, uint8_t *mbox)
1202 {
1203 	struct mfi_ccb		*ccb;
1204 	struct mfi_dcmd_frame	*dcmd;
1205 	int			rv = 1;
1206 
1207 	DNPRINTF(MFI_D_MISC, "%s: mfi_mgmt %#x\n", DEVNAME(sc), opc);
1208 
1209 	if ((ccb = mfi_get_ccb(sc)) == NULL)
1210 		return (rv);
1211 
1212 	dcmd = &ccb->ccb_frame->mfr_dcmd;
1213 	memset(dcmd->mdf_mbox, 0, MFI_MBOX_SIZE);
1214 	dcmd->mdf_header.mfh_cmd = MFI_CMD_DCMD;
1215 	dcmd->mdf_header.mfh_timeout = 0;
1216 
1217 	dcmd->mdf_opcode = opc;
1218 	dcmd->mdf_header.mfh_data_len = 0;
1219 	ccb->ccb_direction = dir;
1220 	ccb->ccb_done = mfi_mgmt_done;
1221 
1222 	ccb->ccb_frame_size = MFI_DCMD_FRAME_SIZE;
1223 
1224 	/* handle special opcodes */
1225 	if (mbox)
1226 		memcpy(dcmd->mdf_mbox, mbox, MFI_MBOX_SIZE);
1227 
1228 	if (dir != MFI_DATA_NONE) {
1229 		dcmd->mdf_header.mfh_data_len = len;
1230 		ccb->ccb_data = buf;
1231 		ccb->ccb_len = len;
1232 		ccb->ccb_sgl = &dcmd->mdf_sgl;
1233 
1234 		if (mfi_create_sgl(ccb, BUS_DMA_WAITOK))
1235 			goto done;
1236 	}
1237 
1238 	if (cold) {
1239 		if (mfi_poll(ccb))
1240 			goto done;
1241 	} else {
1242 		mfi_despatch_cmd(ccb);
1243 
1244 		DNPRINTF(MFI_D_MISC, "%s: mfi_mgmt sleeping\n", DEVNAME(sc));
1245 		while (ccb->ccb_state != MFI_CCB_DONE)
1246 			tsleep(ccb, PRIBIO, "mfi_mgmt", 0);
1247 
1248 		if (ccb->ccb_flags & MFI_CCB_F_ERR)
1249 			goto done;
1250 	}
1251 
1252 	rv = 0;
1253 
1254 done:
1255 	mfi_put_ccb(ccb);
1256 	return (rv);
1257 }
1258 
1259 void
1260 mfi_mgmt_done(struct mfi_ccb *ccb)
1261 {
1262 	struct mfi_softc	*sc = ccb->ccb_sc;
1263 	struct mfi_frame_header	*hdr = &ccb->ccb_frame->mfr_header;
1264 
1265 	DNPRINTF(MFI_D_INTR, "%s: mfi_mgmt_done %#lx %#lx\n",
1266 	    DEVNAME(sc), (u_long)ccb, (u_long)ccb->ccb_frame);
1267 
1268 	if (ccb->ccb_data != NULL) {
1269 		DNPRINTF(MFI_D_INTR, "%s: mfi_mgmt_done sync\n",
1270 		    DEVNAME(sc));
1271 		bus_dmamap_sync(sc->sc_dmat, ccb->ccb_dmamap, 0,
1272 		    ccb->ccb_dmamap->dm_mapsize,
1273 		    (ccb->ccb_direction & MFI_DATA_IN) ?
1274 		    BUS_DMASYNC_POSTREAD : BUS_DMASYNC_POSTWRITE);
1275 
1276 		bus_dmamap_unload(sc->sc_dmat, ccb->ccb_dmamap);
1277 	}
1278 
1279 	if (hdr->mfh_cmd_status != MFI_STAT_OK)
1280 		ccb->ccb_flags |= MFI_CCB_F_ERR;
1281 
1282 	ccb->ccb_state = MFI_CCB_DONE;
1283 
1284 	wakeup(ccb);
1285 }
1286 
1287 
1288 int
1289 mfi_scsi_ioctl(struct scsipi_channel *chan, u_long cmd, void *arg,
1290     int flag, struct proc *p)
1291 {
1292 		return (ENOTTY);
1293 }
1294 
1295 #if NBIO > 0
1296 int
1297 mfi_ioctl(struct device *dev, u_long cmd, void *addr)
1298 {
1299 	struct mfi_softc	*sc = (struct mfi_softc *)dev;
1300 	int error = 0;
1301 
1302 	int s = splbio();
1303 	DNPRINTF(MFI_D_IOCTL, "%s: mfi_ioctl ", DEVNAME(sc));
1304 
1305 	switch (cmd) {
1306 	case BIOCINQ:
1307 		DNPRINTF(MFI_D_IOCTL, "inq\n");
1308 		error = mfi_ioctl_inq(sc, (struct bioc_inq *)addr);
1309 		break;
1310 
1311 	case BIOCVOL:
1312 		DNPRINTF(MFI_D_IOCTL, "vol\n");
1313 		error = mfi_ioctl_vol(sc, (struct bioc_vol *)addr);
1314 		break;
1315 
1316 	case BIOCDISK:
1317 		DNPRINTF(MFI_D_IOCTL, "disk\n");
1318 		error = mfi_ioctl_disk(sc, (struct bioc_disk *)addr);
1319 		break;
1320 
1321 	case BIOCALARM:
1322 		DNPRINTF(MFI_D_IOCTL, "alarm\n");
1323 		error = mfi_ioctl_alarm(sc, (struct bioc_alarm *)addr);
1324 		break;
1325 
1326 	case BIOCBLINK:
1327 		DNPRINTF(MFI_D_IOCTL, "blink\n");
1328 		error = mfi_ioctl_blink(sc, (struct bioc_blink *)addr);
1329 		break;
1330 
1331 	case BIOCSETSTATE:
1332 		DNPRINTF(MFI_D_IOCTL, "setstate\n");
1333 		error = mfi_ioctl_setstate(sc, (struct bioc_setstate *)addr);
1334 		break;
1335 
1336 	default:
1337 		DNPRINTF(MFI_D_IOCTL, " invalid ioctl\n");
1338 		error = EINVAL;
1339 	}
1340 	splx(s);
1341 	DNPRINTF(MFI_D_IOCTL, "%s: mfi_ioctl return %x\n", DEVNAME(sc), error);
1342 	return (error);
1343 }
1344 
1345 int
1346 mfi_ioctl_inq(struct mfi_softc *sc, struct bioc_inq *bi)
1347 {
1348 	struct mfi_conf		*cfg;
1349 	int			rv = EINVAL;
1350 
1351 	DNPRINTF(MFI_D_IOCTL, "%s: mfi_ioctl_inq\n", DEVNAME(sc));
1352 
1353 	if (mfi_get_info(sc)) {
1354 		DNPRINTF(MFI_D_IOCTL, "%s: mfi_ioctl_inq failed\n",
1355 		    DEVNAME(sc));
1356 		return (EIO);
1357 	}
1358 
1359 	/* get figures */
1360 	cfg = malloc(sizeof *cfg, M_DEVBUF, M_WAITOK);
1361 	if (mfi_mgmt(sc, MD_DCMD_CONF_GET, MFI_DATA_IN, sizeof *cfg, cfg, NULL))
1362 		goto freeme;
1363 
1364 	strlcpy(bi->bi_dev, DEVNAME(sc), sizeof(bi->bi_dev));
1365 	bi->bi_novol = cfg->mfc_no_ld + cfg->mfc_no_hs;
1366 	bi->bi_nodisk = sc->sc_info.mci_pd_disks_present;
1367 
1368 	rv = 0;
1369 freeme:
1370 	free(cfg, M_DEVBUF);
1371 	return (rv);
1372 }
1373 
1374 int
1375 mfi_ioctl_vol(struct mfi_softc *sc, struct bioc_vol *bv)
1376 {
1377 	int			i, per, rv = EINVAL;
1378 	uint8_t			mbox[MFI_MBOX_SIZE];
1379 
1380 	DNPRINTF(MFI_D_IOCTL, "%s: mfi_ioctl_vol %#x\n",
1381 	    DEVNAME(sc), bv->bv_volid);
1382 
1383 	if (mfi_mgmt(sc, MR_DCMD_LD_GET_LIST, MFI_DATA_IN,
1384 	    sizeof(sc->sc_ld_list), &sc->sc_ld_list, NULL))
1385 		goto done;
1386 
1387 	i = bv->bv_volid;
1388 	mbox[0] = sc->sc_ld_list.mll_list[i].mll_ld.mld_target;
1389 	DNPRINTF(MFI_D_IOCTL, "%s: mfi_ioctl_vol target %#x\n",
1390 	    DEVNAME(sc), mbox[0]);
1391 
1392 	if (mfi_mgmt(sc, MR_DCMD_LD_GET_INFO, MFI_DATA_IN,
1393 	    sizeof(sc->sc_ld_details), &sc->sc_ld_details, mbox))
1394 		goto done;
1395 
1396 	if (bv->bv_volid >= sc->sc_ld_list.mll_no_ld) {
1397 		/* go do hotspares */
1398 		rv = mfi_bio_hs(sc, bv->bv_volid, MFI_MGMT_VD, bv);
1399 		goto done;
1400 	}
1401 
1402 	strlcpy(bv->bv_dev, sc->sc_ld[i].ld_dev, sizeof(bv->bv_dev));
1403 
1404 	switch(sc->sc_ld_list.mll_list[i].mll_state) {
1405 	case MFI_LD_OFFLINE:
1406 		bv->bv_status = BIOC_SVOFFLINE;
1407 		break;
1408 
1409 	case MFI_LD_PART_DEGRADED:
1410 	case MFI_LD_DEGRADED:
1411 		bv->bv_status = BIOC_SVDEGRADED;
1412 		break;
1413 
1414 	case MFI_LD_ONLINE:
1415 		bv->bv_status = BIOC_SVONLINE;
1416 		break;
1417 
1418 	default:
1419 		bv->bv_status = BIOC_SVINVALID;
1420 		DNPRINTF(MFI_D_IOCTL, "%s: invalid logical disk state %#x\n",
1421 		    DEVNAME(sc),
1422 		    sc->sc_ld_list.mll_list[i].mll_state);
1423 	}
1424 
1425 	/* additional status can modify MFI status */
1426 	switch (sc->sc_ld_details.mld_progress.mlp_in_prog) {
1427 	case MFI_LD_PROG_CC:
1428 	case MFI_LD_PROG_BGI:
1429 		bv->bv_status = BIOC_SVSCRUB;
1430 		per = (int)sc->sc_ld_details.mld_progress.mlp_cc.mp_progress;
1431 		bv->bv_percent = (per * 100) / 0xffff;
1432 		bv->bv_seconds =
1433 		    sc->sc_ld_details.mld_progress.mlp_cc.mp_elapsed_seconds;
1434 		break;
1435 
1436 	case MFI_LD_PROG_FGI:
1437 	case MFI_LD_PROG_RECONSTRUCT:
1438 		/* nothing yet */
1439 		break;
1440 	}
1441 
1442 	/*
1443 	 * The RAID levels are determined per the SNIA DDF spec, this is only
1444 	 * a subset that is valid for the MFI contrller.
1445 	 */
1446 	bv->bv_level = sc->sc_ld_details.mld_cfg.mlc_parm.mpa_pri_raid;
1447 	if (sc->sc_ld_details.mld_cfg.mlc_parm.mpa_sec_raid ==
1448 	    MFI_DDF_SRL_SPANNED)
1449 		bv->bv_level *= 10;
1450 
1451 	bv->bv_nodisk = sc->sc_ld_details.mld_cfg.mlc_parm.mpa_no_drv_per_span *
1452 	    sc->sc_ld_details.mld_cfg.mlc_parm.mpa_span_depth;
1453 
1454 	bv->bv_size = sc->sc_ld_details.mld_size * 512; /* bytes per block */
1455 
1456 	rv = 0;
1457 done:
1458 	DNPRINTF(MFI_D_IOCTL, "%s: mfi_ioctl_vol done %x\n",
1459 	    DEVNAME(sc), rv);
1460 	return (rv);
1461 }
1462 
1463 int
1464 mfi_ioctl_disk(struct mfi_softc *sc, struct bioc_disk *bd)
1465 {
1466 	struct mfi_conf		*cfg;
1467 	struct mfi_array	*ar;
1468 	struct mfi_ld_cfg	*ld;
1469 	struct mfi_pd_details	*pd;
1470 	struct scsipi_inquiry_data *inqbuf;
1471 	char			vend[8+16+4+1];
1472 	int			i, rv = EINVAL;
1473 	int			arr, vol, disk;
1474 	uint32_t		size;
1475 	uint8_t			mbox[MFI_MBOX_SIZE];
1476 
1477 	DNPRINTF(MFI_D_IOCTL, "%s: mfi_ioctl_disk %#x\n",
1478 	    DEVNAME(sc), bd->bd_diskid);
1479 
1480 	pd = malloc(sizeof *pd, M_DEVBUF, M_WAITOK | M_ZERO);
1481 
1482 	/* send single element command to retrieve size for full structure */
1483 	cfg = malloc(sizeof *cfg, M_DEVBUF, M_WAITOK);
1484 	if (mfi_mgmt(sc, MD_DCMD_CONF_GET, MFI_DATA_IN, sizeof *cfg, cfg, NULL))
1485 		goto freeme;
1486 
1487 	size = cfg->mfc_size;
1488 	free(cfg, M_DEVBUF);
1489 
1490 	/* memory for read config */
1491 	cfg = malloc(size, M_DEVBUF, M_WAITOK);
1492 	memset(cfg, 0, size);
1493 	if (mfi_mgmt(sc, MD_DCMD_CONF_GET, MFI_DATA_IN, size, cfg, NULL))
1494 		goto freeme;
1495 
1496 	ar = cfg->mfc_array;
1497 
1498 	/* calculate offset to ld structure */
1499 	ld = (struct mfi_ld_cfg *)(
1500 	    ((uint8_t *)cfg) + offsetof(struct mfi_conf, mfc_array) +
1501 	    cfg->mfc_array_size * cfg->mfc_no_array);
1502 
1503 	vol = bd->bd_volid;
1504 
1505 	if (vol >= cfg->mfc_no_ld) {
1506 		/* do hotspares */
1507 		rv = mfi_bio_hs(sc, bd->bd_volid, MFI_MGMT_SD, bd);
1508 		goto freeme;
1509 	}
1510 
1511 	/* find corresponding array for ld */
1512 	for (i = 0, arr = 0; i < vol; i++)
1513 		arr += ld[i].mlc_parm.mpa_span_depth;
1514 
1515 	/* offset disk into pd list */
1516 	disk = bd->bd_diskid % ld[vol].mlc_parm.mpa_no_drv_per_span;
1517 
1518 	/* offset array index into the next spans */
1519 	arr += bd->bd_diskid / ld[vol].mlc_parm.mpa_no_drv_per_span;
1520 
1521 	bd->bd_target = ar[arr].pd[disk].mar_enc_slot;
1522 	switch (ar[arr].pd[disk].mar_pd_state){
1523 	case MFI_PD_UNCONFIG_GOOD:
1524 		bd->bd_status = BIOC_SDUNUSED;
1525 		break;
1526 
1527 	case MFI_PD_HOTSPARE: /* XXX dedicated hotspare part of array? */
1528 		bd->bd_status = BIOC_SDHOTSPARE;
1529 		break;
1530 
1531 	case MFI_PD_OFFLINE:
1532 		bd->bd_status = BIOC_SDOFFLINE;
1533 		break;
1534 
1535 	case MFI_PD_FAILED:
1536 		bd->bd_status = BIOC_SDFAILED;
1537 		break;
1538 
1539 	case MFI_PD_REBUILD:
1540 		bd->bd_status = BIOC_SDREBUILD;
1541 		break;
1542 
1543 	case MFI_PD_ONLINE:
1544 		bd->bd_status = BIOC_SDONLINE;
1545 		break;
1546 
1547 	case MFI_PD_UNCONFIG_BAD: /* XXX define new state in bio */
1548 	default:
1549 		bd->bd_status = BIOC_SDINVALID;
1550 		break;
1551 
1552 	}
1553 
1554 	/* get the remaining fields */
1555 	*((uint16_t *)&mbox) = ar[arr].pd[disk].mar_pd.mfp_id;
1556 	memset(pd, 0, sizeof(*pd));
1557 	if (mfi_mgmt(sc, MR_DCMD_PD_GET_INFO, MFI_DATA_IN,
1558 	    sizeof *pd, pd, mbox))
1559 		goto freeme;
1560 
1561 	bd->bd_size = pd->mpd_size * 512; /* bytes per block */
1562 
1563 	/* if pd->mpd_enc_idx is 0 then it is not in an enclosure */
1564 	bd->bd_channel = pd->mpd_enc_idx;
1565 
1566 	inqbuf = (struct scsipi_inquiry_data *)&pd->mpd_inq_data;
1567 	memcpy(vend, inqbuf->vendor, sizeof vend - 1);
1568 	vend[sizeof vend - 1] = '\0';
1569 	strlcpy(bd->bd_vendor, vend, sizeof(bd->bd_vendor));
1570 
1571 	/* XXX find a way to retrieve serial nr from drive */
1572 	/* XXX find a way to get bd_procdev */
1573 
1574 	rv = 0;
1575 freeme:
1576 	free(pd, M_DEVBUF);
1577 	free(cfg, M_DEVBUF);
1578 
1579 	return (rv);
1580 }
1581 
1582 int
1583 mfi_ioctl_alarm(struct mfi_softc *sc, struct bioc_alarm *ba)
1584 {
1585 	uint32_t		opc, dir = MFI_DATA_NONE;
1586 	int			rv = 0;
1587 	int8_t			ret;
1588 
1589 	switch(ba->ba_opcode) {
1590 	case BIOC_SADISABLE:
1591 		opc = MR_DCMD_SPEAKER_DISABLE;
1592 		break;
1593 
1594 	case BIOC_SAENABLE:
1595 		opc = MR_DCMD_SPEAKER_ENABLE;
1596 		break;
1597 
1598 	case BIOC_SASILENCE:
1599 		opc = MR_DCMD_SPEAKER_SILENCE;
1600 		break;
1601 
1602 	case BIOC_GASTATUS:
1603 		opc = MR_DCMD_SPEAKER_GET;
1604 		dir = MFI_DATA_IN;
1605 		break;
1606 
1607 	case BIOC_SATEST:
1608 		opc = MR_DCMD_SPEAKER_TEST;
1609 		break;
1610 
1611 	default:
1612 		DNPRINTF(MFI_D_IOCTL, "%s: mfi_ioctl_alarm biocalarm invalid "
1613 		    "opcode %x\n", DEVNAME(sc), ba->ba_opcode);
1614 		return (EINVAL);
1615 	}
1616 
1617 	if (mfi_mgmt(sc, opc, dir, sizeof(ret), &ret, NULL))
1618 		rv = EINVAL;
1619 	else
1620 		if (ba->ba_opcode == BIOC_GASTATUS)
1621 			ba->ba_status = ret;
1622 		else
1623 			ba->ba_status = 0;
1624 
1625 	return (rv);
1626 }
1627 
1628 int
1629 mfi_ioctl_blink(struct mfi_softc *sc, struct bioc_blink *bb)
1630 {
1631 	int			i, found, rv = EINVAL;
1632 	uint8_t			mbox[MFI_MBOX_SIZE];
1633 	uint32_t		cmd;
1634 	struct mfi_pd_list	*pd;
1635 
1636 	DNPRINTF(MFI_D_IOCTL, "%s: mfi_ioctl_blink %x\n", DEVNAME(sc),
1637 	    bb->bb_status);
1638 
1639 	/* channel 0 means not in an enclosure so can't be blinked */
1640 	if (bb->bb_channel == 0)
1641 		return (EINVAL);
1642 
1643 	pd = malloc(MFI_PD_LIST_SIZE, M_DEVBUF, M_WAITOK);
1644 
1645 	if (mfi_mgmt(sc, MR_DCMD_PD_GET_LIST, MFI_DATA_IN,
1646 	    MFI_PD_LIST_SIZE, pd, NULL))
1647 		goto done;
1648 
1649 	for (i = 0, found = 0; i < pd->mpl_no_pd; i++)
1650 		if (bb->bb_channel == pd->mpl_address[i].mpa_enc_index &&
1651 		    bb->bb_target == pd->mpl_address[i].mpa_enc_slot) {
1652 		    	found = 1;
1653 			break;
1654 		}
1655 
1656 	if (!found)
1657 		goto done;
1658 
1659 	memset(mbox, 0, sizeof mbox);
1660 
1661 	*((uint16_t *)&mbox) = pd->mpl_address[i].mpa_pd_id;;
1662 
1663 	switch (bb->bb_status) {
1664 	case BIOC_SBUNBLINK:
1665 		cmd = MR_DCMD_PD_UNBLINK;
1666 		break;
1667 
1668 	case BIOC_SBBLINK:
1669 		cmd = MR_DCMD_PD_BLINK;
1670 		break;
1671 
1672 	case BIOC_SBALARM:
1673 	default:
1674 		DNPRINTF(MFI_D_IOCTL, "%s: mfi_ioctl_blink biocblink invalid "
1675 		    "opcode %x\n", DEVNAME(sc), bb->bb_status);
1676 		goto done;
1677 	}
1678 
1679 
1680 	if (mfi_mgmt(sc, cmd, MFI_DATA_NONE, 0, NULL, mbox))
1681 		goto done;
1682 
1683 	rv = 0;
1684 done:
1685 	free(pd, M_DEVBUF);
1686 	return (rv);
1687 }
1688 
1689 int
1690 mfi_ioctl_setstate(struct mfi_softc *sc, struct bioc_setstate *bs)
1691 {
1692 	struct mfi_pd_list	*pd;
1693 	int			i, found, rv = EINVAL;
1694 	uint8_t			mbox[MFI_MBOX_SIZE];
1695 	uint32_t		cmd;
1696 
1697 	DNPRINTF(MFI_D_IOCTL, "%s: mfi_ioctl_setstate %x\n", DEVNAME(sc),
1698 	    bs->bs_status);
1699 
1700 	pd = malloc(MFI_PD_LIST_SIZE, M_DEVBUF, M_WAITOK);
1701 
1702 	if (mfi_mgmt(sc, MR_DCMD_PD_GET_LIST, MFI_DATA_IN,
1703 	    MFI_PD_LIST_SIZE, pd, NULL))
1704 		goto done;
1705 
1706 	for (i = 0, found = 0; i < pd->mpl_no_pd; i++)
1707 		if (bs->bs_channel == pd->mpl_address[i].mpa_enc_index &&
1708 		    bs->bs_target == pd->mpl_address[i].mpa_enc_slot) {
1709 		    	found = 1;
1710 			break;
1711 		}
1712 
1713 	if (!found)
1714 		goto done;
1715 
1716 	memset(mbox, 0, sizeof mbox);
1717 
1718 	*((uint16_t *)&mbox) = pd->mpl_address[i].mpa_pd_id;;
1719 
1720 	switch (bs->bs_status) {
1721 	case BIOC_SSONLINE:
1722 		mbox[2] = MFI_PD_ONLINE;
1723 		cmd = MD_DCMD_PD_SET_STATE;
1724 		break;
1725 
1726 	case BIOC_SSOFFLINE:
1727 		mbox[2] = MFI_PD_OFFLINE;
1728 		cmd = MD_DCMD_PD_SET_STATE;
1729 		break;
1730 
1731 	case BIOC_SSHOTSPARE:
1732 		mbox[2] = MFI_PD_HOTSPARE;
1733 		cmd = MD_DCMD_PD_SET_STATE;
1734 		break;
1735 /*
1736 	case BIOC_SSREBUILD:
1737 		cmd = MD_DCMD_PD_REBUILD;
1738 		break;
1739 */
1740 	default:
1741 		DNPRINTF(MFI_D_IOCTL, "%s: mfi_ioctl_setstate invalid "
1742 		    "opcode %x\n", DEVNAME(sc), bs->bs_status);
1743 		goto done;
1744 	}
1745 
1746 
1747 	if (mfi_mgmt(sc, MD_DCMD_PD_SET_STATE, MFI_DATA_NONE, 0, NULL, mbox))
1748 		goto done;
1749 
1750 	rv = 0;
1751 done:
1752 	free(pd, M_DEVBUF);
1753 	return (rv);
1754 }
1755 
1756 int
1757 mfi_bio_hs(struct mfi_softc *sc, int volid, int type, void *bio_hs)
1758 {
1759 	struct mfi_conf		*cfg;
1760 	struct mfi_hotspare	*hs;
1761 	struct mfi_pd_details	*pd;
1762 	struct bioc_disk	*sdhs;
1763 	struct bioc_vol		*vdhs;
1764 	struct scsipi_inquiry_data *inqbuf;
1765 	char			vend[8+16+4+1];
1766 	int			i, rv = EINVAL;
1767 	uint32_t		size;
1768 	uint8_t			mbox[MFI_MBOX_SIZE];
1769 
1770 	DNPRINTF(MFI_D_IOCTL, "%s: mfi_vol_hs %d\n", DEVNAME(sc), volid);
1771 
1772 	if (!bio_hs)
1773 		return (EINVAL);
1774 
1775 	pd = malloc(sizeof *pd, M_DEVBUF, M_WAITOK | M_ZERO);
1776 
1777 	/* send single element command to retrieve size for full structure */
1778 	cfg = malloc(sizeof *cfg, M_DEVBUF, M_WAITOK);
1779 	if (mfi_mgmt(sc, MD_DCMD_CONF_GET, MFI_DATA_IN, sizeof *cfg, cfg, NULL))
1780 		goto freeme;
1781 
1782 	size = cfg->mfc_size;
1783 	free(cfg, M_DEVBUF);
1784 
1785 	/* memory for read config */
1786 	cfg = malloc(size, M_DEVBUF, M_WAITOK);
1787 	memset(cfg, 0, size);
1788 	if (mfi_mgmt(sc, MD_DCMD_CONF_GET, MFI_DATA_IN, size, cfg, NULL))
1789 		goto freeme;
1790 
1791 	/* calculate offset to hs structure */
1792 	hs = (struct mfi_hotspare *)(
1793 	    ((uint8_t *)cfg) + offsetof(struct mfi_conf, mfc_array) +
1794 	    cfg->mfc_array_size * cfg->mfc_no_array +
1795 	    cfg->mfc_ld_size * cfg->mfc_no_ld);
1796 
1797 	if (volid < cfg->mfc_no_ld)
1798 		goto freeme; /* not a hotspare */
1799 
1800 	if (volid > (cfg->mfc_no_ld + cfg->mfc_no_hs))
1801 		goto freeme; /* not a hotspare */
1802 
1803 	/* offset into hotspare structure */
1804 	i = volid - cfg->mfc_no_ld;
1805 
1806 	DNPRINTF(MFI_D_IOCTL, "%s: mfi_vol_hs i %d volid %d no_ld %d no_hs %d "
1807 	    "hs %p cfg %p id %02x\n", DEVNAME(sc), i, volid, cfg->mfc_no_ld,
1808 	    cfg->mfc_no_hs, hs, cfg, hs[i].mhs_pd.mfp_id);
1809 
1810 	/* get pd fields */
1811 	memset(mbox, 0, sizeof mbox);
1812 	*((uint16_t *)&mbox) = hs[i].mhs_pd.mfp_id;
1813 	if (mfi_mgmt(sc, MR_DCMD_PD_GET_INFO, MFI_DATA_IN,
1814 	    sizeof *pd, pd, mbox)) {
1815 		DNPRINTF(MFI_D_IOCTL, "%s: mfi_vol_hs illegal PD\n",
1816 		    DEVNAME(sc));
1817 		goto freeme;
1818 	}
1819 
1820 	switch (type) {
1821 	case MFI_MGMT_VD:
1822 		vdhs = bio_hs;
1823 		vdhs->bv_status = BIOC_SVONLINE;
1824 		vdhs->bv_size = pd->mpd_size / 2; /* XXX why? / 2 */
1825 		vdhs->bv_level = -1; /* hotspare */
1826 		vdhs->bv_nodisk = 1;
1827 		break;
1828 
1829 	case MFI_MGMT_SD:
1830 		sdhs = bio_hs;
1831 		sdhs->bd_status = BIOC_SDHOTSPARE;
1832 		sdhs->bd_size = pd->mpd_size / 2; /* XXX why? / 2 */
1833 		sdhs->bd_channel = pd->mpd_enc_idx;
1834 		sdhs->bd_target = pd->mpd_enc_slot;
1835 		inqbuf = (struct scsipi_inquiry_data *)&pd->mpd_inq_data;
1836 		memcpy(vend, inqbuf->vendor, sizeof(vend) - 1);
1837 		vend[sizeof vend - 1] = '\0';
1838 		strlcpy(sdhs->bd_vendor, vend, sizeof(sdhs->bd_vendor));
1839 		break;
1840 
1841 	default:
1842 		goto freeme;
1843 	}
1844 
1845 	DNPRINTF(MFI_D_IOCTL, "%s: mfi_vol_hs 6\n", DEVNAME(sc));
1846 	rv = 0;
1847 freeme:
1848 	free(pd, M_DEVBUF);
1849 	free(cfg, M_DEVBUF);
1850 
1851 	return (rv);
1852 }
1853 
1854 int
1855 mfi_create_sensors(struct mfi_softc *sc)
1856 {
1857 	int			i;
1858 	int nsensors = sc->sc_ld_cnt;
1859 
1860 	sc->sc_sme = sysmon_envsys_create();
1861 	sc->sc_sensor = malloc(sizeof(envsys_data_t) * nsensors,
1862 	    M_DEVBUF, M_NOWAIT | M_ZERO);
1863 	if (sc->sc_sensor == NULL) {
1864 		aprint_error("%s: can't allocate envsys_data_t\n",
1865 		    DEVNAME(sc));
1866 		return(ENOMEM);
1867 	}
1868 
1869 	for (i = 0; i < nsensors; i++) {
1870 		sc->sc_sensor[i].units = ENVSYS_DRIVE;
1871 		sc->sc_sensor[i].monitor = true;
1872 		/* Enable monitoring for drive state changes */
1873 		sc->sc_sensor[i].flags |= ENVSYS_FMONSTCHANGED;
1874 		/* logical drives */
1875 		snprintf(sc->sc_sensor[i].desc,
1876 		    sizeof(sc->sc_sensor[i].desc), "%s:%d",
1877 		    DEVNAME(sc), i);
1878 		if (sysmon_envsys_sensor_attach(sc->sc_sme,
1879 						&sc->sc_sensor[i]))
1880 			goto out;
1881 	}
1882 
1883 	sc->sc_sme->sme_name = DEVNAME(sc);
1884 	sc->sc_sme->sme_cookie = sc;
1885 	sc->sc_sme->sme_refresh = mfi_sensor_refresh;
1886 	if (sysmon_envsys_register(sc->sc_sme)) {
1887 		printf("%s: unable to register with sysmon\n", DEVNAME(sc));
1888 		goto out;
1889 	}
1890 	return (0);
1891 
1892 out:
1893 	free(sc->sc_sensor, M_DEVBUF);
1894 	sysmon_envsys_destroy(sc->sc_sme);
1895 	return EINVAL;
1896 }
1897 
1898 void
1899 mfi_sensor_refresh(struct sysmon_envsys *sme, envsys_data_t *edata)
1900 {
1901 	struct mfi_softc	*sc = sme->sme_cookie;
1902 	struct bioc_vol		bv;
1903 	int s;
1904 
1905 	if (edata->sensor >= sc->sc_ld_cnt)
1906 		return;
1907 
1908 	bzero(&bv, sizeof(bv));
1909 	bv.bv_volid = edata->sensor;
1910 	s = splbio();
1911 	if (mfi_ioctl_vol(sc, &bv)) {
1912 		splx(s);
1913 		return;
1914 	}
1915 	splx(s);
1916 
1917 	switch(bv.bv_status) {
1918 	case BIOC_SVOFFLINE:
1919 		edata->value_cur = ENVSYS_DRIVE_FAIL;
1920 		edata->state = ENVSYS_SCRITICAL;
1921 		break;
1922 
1923 	case BIOC_SVDEGRADED:
1924 		edata->value_cur = ENVSYS_DRIVE_PFAIL;
1925 		edata->state = ENVSYS_SCRITICAL;
1926 		break;
1927 
1928 	case BIOC_SVSCRUB:
1929 	case BIOC_SVONLINE:
1930 		edata->value_cur = ENVSYS_DRIVE_ONLINE;
1931 		edata->state = ENVSYS_SVALID;
1932 		break;
1933 
1934 	case BIOC_SVINVALID:
1935 		/* FALLTRHOUGH */
1936 	default:
1937 		edata->value_cur = 0; /* unknown */
1938 		edata->state = ENVSYS_SINVALID;
1939 	}
1940 }
1941 
1942 #endif /* NBIO > 0 */
1943