xref: /freebsd/sys/cam/ata/ata_all.c (revision a0409676120c1e558d0ade943019934e0f15118d)
1 /*-
2  * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
3  *
4  * Copyright (c) 2009 Alexander Motin <mav@FreeBSD.org>
5  * All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer,
12  *    without modification, immediately at the beginning of the file.
13  * 2. Redistributions in binary form must reproduce the above copyright
14  *    notice, this list of conditions and the following disclaimer in the
15  *    documentation and/or other materials provided with the distribution.
16  *
17  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27  */
28 
29 #include <sys/cdefs.h>
30 __FBSDID("$FreeBSD$");
31 
32 #include <sys/param.h>
33 
34 #ifdef _KERNEL
35 #include "opt_scsi.h"
36 
37 #include <sys/systm.h>
38 #include <sys/libkern.h>
39 #include <sys/kernel.h>
40 #include <sys/sysctl.h>
41 #else
42 #include <errno.h>
43 #include <stdio.h>
44 #include <stdlib.h>
45 #include <string.h>
46 #ifndef min
47 #define min(a,b) (((a)<(b))?(a):(b))
48 #endif
49 #endif
50 
51 #include <cam/cam.h>
52 #include <cam/cam_ccb.h>
53 #include <cam/cam_queue.h>
54 #include <cam/cam_xpt.h>
55 #include <sys/ata.h>
56 #include <cam/ata/ata_all.h>
57 #include <sys/sbuf.h>
58 #include <sys/endian.h>
59 
60 int
61 ata_version(int ver)
62 {
63 	int bit;
64 
65 	if (ver == 0xffff)
66 		return 0;
67 	for (bit = 15; bit >= 0; bit--)
68 		if (ver & (1<<bit))
69 			return bit;
70 	return 0;
71 }
72 
73 char *
74 ata_op_string(struct ata_cmd *cmd)
75 {
76 
77 	if (cmd->control & 0x04)
78 		return ("SOFT_RESET");
79 	switch (cmd->command) {
80 	case 0x00:
81 		switch (cmd->features) {
82 		case 0x00: return ("NOP FLUSHQUEUE");
83 		case 0x01: return ("NOP AUTOPOLL");
84 		}
85 		return ("NOP");
86 	case 0x03: return ("CFA_REQUEST_EXTENDED_ERROR");
87 	case 0x06:
88 		switch (cmd->features) {
89 		case 0x01: return ("DSM TRIM");
90 		}
91 		return "DSM";
92 	case 0x07:
93 		switch (cmd->features) {
94 		case 0x01: return ("DSM_XL TRIM");
95 		}
96 		return "DSM_XL";
97 	case 0x08: return ("DEVICE_RESET");
98 	case 0x0b: return ("REQUEST_SENSE_DATA_EXT");
99 	case 0x12: return ("GET_PHYSICAL_ELEMENT_STATUS");
100 	case 0x20: return ("READ");
101 	case 0x24: return ("READ48");
102 	case 0x25: return ("READ_DMA48");
103 	case 0x26: return ("READ_DMA_QUEUED48");
104 	case 0x27: return ("READ_NATIVE_MAX_ADDRESS48");
105 	case 0x29: return ("READ_MUL48");
106 	case 0x2a: return ("READ_STREAM_DMA48");
107 	case 0x2b: return ("READ_STREAM48");
108 	case 0x2f: return ("READ_LOG_EXT");
109 	case 0x30: return ("WRITE");
110 	case 0x34: return ("WRITE48");
111 	case 0x35: return ("WRITE_DMA48");
112 	case 0x36: return ("WRITE_DMA_QUEUED48");
113 	case 0x37: return ("SET_MAX_ADDRESS48");
114 	case 0x39: return ("WRITE_MUL48");
115 	case 0x3a: return ("WRITE_STREAM_DMA48");
116 	case 0x3b: return ("WRITE_STREAM48");
117 	case 0x3d: return ("WRITE_DMA_FUA48");
118 	case 0x3e: return ("WRITE_DMA_QUEUED_FUA48");
119 	case 0x3f: return ("WRITE_LOG_EXT");
120 	case 0x40: return ("READ_VERIFY");
121 	case 0x42: return ("READ_VERIFY48");
122 	case 0x44:
123 		switch (cmd->features) {
124 		case 0x01: return ("ZERO_EXT TRIM");
125 		}
126 		return "ZERO_EXT";
127 	case 0x45:
128 		switch (cmd->features) {
129 		case 0x55: return ("WRITE_UNCORRECTABLE48 PSEUDO");
130 		case 0xaa: return ("WRITE_UNCORRECTABLE48 FLAGGED");
131 		}
132 		return "WRITE_UNCORRECTABLE48";
133 	case 0x47: return ("READ_LOG_DMA_EXT");
134 	case 0x4a: return ("ZAC_MANAGEMENT_IN");
135 	case 0x51: return ("CONFIGURE_STREAM");
136 	case 0x57: return ("WRITE_LOG_DMA_EXT");
137 	case 0x5b: return ("TRUSTED_NON_DATA");
138 	case 0x5c: return ("TRUSTED_RECEIVE");
139 	case 0x5d: return ("TRUSTED_RECEIVE_DMA");
140 	case 0x5e: return ("TRUSTED_SEND");
141 	case 0x5f: return ("TRUSTED_SEND_DMA");
142 	case 0x60: return ("READ_FPDMA_QUEUED");
143 	case 0x61: return ("WRITE_FPDMA_QUEUED");
144 	case 0x63:
145 		switch (cmd->features & 0xf) {
146 		case 0x00: return ("NCQ_NON_DATA ABORT NCQ QUEUE");
147 		case 0x01: return ("NCQ_NON_DATA DEADLINE HANDLING");
148 		case 0x02: return ("NCQ_NON_DATA HYBRID DEMOTE BY SIZE");
149 		case 0x03: return ("NCQ_NON_DATA HYBRID CHANGE BY LBA RANGE");
150 		case 0x04: return ("NCQ_NON_DATA HYBRID CONTROL");
151 		case 0x05: return ("NCQ_NON_DATA SET FEATURES");
152 		/*
153 		 * XXX KDM need common decoding between NCQ and non-NCQ
154 		 * versions of SET FEATURES.
155 		 */
156 		case 0x06: return ("NCQ_NON_DATA ZERO EXT");
157 		case 0x07: return ("NCQ_NON_DATA ZAC MANAGEMENT OUT");
158 		}
159 		return ("NCQ_NON_DATA");
160 	case 0x64:
161 		switch (cmd->sector_count_exp & 0xf) {
162 		case 0x00: return ("SEND_FPDMA_QUEUED DATA SET MANAGEMENT");
163 		case 0x01: return ("SEND_FPDMA_QUEUED HYBRID EVICT");
164 		case 0x02: return ("SEND_FPDMA_QUEUED WRITE LOG DMA EXT");
165 		case 0x03: return ("SEND_FPDMA_QUEUED ZAC MANAGEMENT OUT");
166 		case 0x04: return ("SEND_FPDMA_QUEUED DATA SET MANAGEMENT XL");
167 		}
168 		return ("SEND_FPDMA_QUEUED");
169 	case 0x65:
170 		switch (cmd->sector_count_exp & 0xf) {
171 		case 0x01: return ("RECEIVE_FPDMA_QUEUED READ LOG DMA EXT");
172 		case 0x02: return ("RECEIVE_FPDMA_QUEUED ZAC MANAGEMENT IN");
173 		}
174 		return ("RECEIVE_FPDMA_QUEUED");
175 	case 0x67:
176 		if (cmd->features == 0xec)
177 			return ("SEP_ATTN IDENTIFY");
178 		switch (cmd->lba_low) {
179 		case 0x00: return ("SEP_ATTN READ BUFFER");
180 		case 0x02: return ("SEP_ATTN RECEIVE DIAGNOSTIC RESULTS");
181 		case 0x80: return ("SEP_ATTN WRITE BUFFER");
182 		case 0x82: return ("SEP_ATTN SEND DIAGNOSTIC");
183 		}
184 		return ("SEP_ATTN");
185 	case 0x70: return ("SEEK");
186 	case 0x77: return ("SET_DATE_TIME_EXT");
187 	case 0x78:
188 		switch (cmd->features) {
189 		case 0x00: return ("GET_NATIVE_MAX_ADDRESS_EXT");
190 		case 0x01: return ("SET_ACCESSIBLE_MAX_ADDRESS_EXT");
191 		case 0x02: return ("FREEZE_ACCESSIBLE_MAX_ADDRESS_EXT");
192 		}
193 		return ("ACCESSIBLE_MAX_ADDRESS_CONFIGURATION");
194 	case 0x7C: return ("REMOVE_ELEMENT_AND_TRUNCATE");
195 	case 0x87: return ("CFA_TRANSLATE_SECTOR");
196 	case 0x90: return ("EXECUTE_DEVICE_DIAGNOSTIC");
197 	case 0x92: return ("DOWNLOAD_MICROCODE");
198 	case 0x93: return ("DOWNLOAD_MICROCODE_DMA");
199 	case 0x9a: return ("ZAC_MANAGEMENT_OUT");
200 	case 0xa0: return ("PACKET");
201 	case 0xa1: return ("ATAPI_IDENTIFY");
202 	case 0xa2: return ("SERVICE");
203 	case 0xb0:
204 		switch(cmd->features) {
205 		case 0xd0: return ("SMART READ ATTR VALUES");
206 		case 0xd1: return ("SMART READ ATTR THRESHOLDS");
207 		case 0xd3: return ("SMART SAVE ATTR VALUES");
208 		case 0xd4: return ("SMART EXECUTE OFFLINE IMMEDIATE");
209 		case 0xd5: return ("SMART READ LOG");
210 		case 0xd6: return ("SMART WRITE LOG");
211 		case 0xd8: return ("SMART ENABLE OPERATION");
212 		case 0xd9: return ("SMART DISABLE OPERATION");
213 		case 0xda: return ("SMART RETURN STATUS");
214 		}
215 		return ("SMART");
216 	case 0xb1: return ("DEVICE CONFIGURATION");
217 	case 0xb2: return ("SET_SECTOR_CONFIGURATION_EXT");
218 	case 0xb4:
219 		switch(cmd->features) {
220 		case 0x00: return ("SANITIZE_STATUS_EXT");
221 		case 0x11: return ("CRYPTO_SCRAMBLE_EXT");
222 		case 0x12: return ("BLOCK_ERASE_EXT");
223 		case 0x14: return ("OVERWRITE_EXT");
224 		case 0x20: return ("SANITIZE_FREEZE_LOCK_EXT");
225 		case 0x40: return ("SANITIZE_ANTIFREEZE_LOCK_EXT");
226 		}
227 		return ("SANITIZE_DEVICE");
228 	case 0xc0: return ("CFA_ERASE");
229 	case 0xc4: return ("READ_MUL");
230 	case 0xc5: return ("WRITE_MUL");
231 	case 0xc6: return ("SET_MULTI");
232 	case 0xc7: return ("READ_DMA_QUEUED");
233 	case 0xc8: return ("READ_DMA");
234 	case 0xca: return ("WRITE_DMA");
235 	case 0xcc: return ("WRITE_DMA_QUEUED");
236 	case 0xcd: return ("CFA_WRITE_MULTIPLE_WITHOUT_ERASE");
237 	case 0xce: return ("WRITE_MUL_FUA48");
238 	case 0xd1: return ("CHECK_MEDIA_CARD_TYPE");
239 	case 0xda: return ("GET_MEDIA_STATUS");
240 	case 0xde: return ("MEDIA_LOCK");
241 	case 0xdf: return ("MEDIA_UNLOCK");
242 	case 0xe0: return ("STANDBY_IMMEDIATE");
243 	case 0xe1: return ("IDLE_IMMEDIATE");
244 	case 0xe2: return ("STANDBY");
245 	case 0xe3: return ("IDLE");
246 	case 0xe4: return ("READ_BUFFER/PM");
247 	case 0xe5: return ("CHECK_POWER_MODE");
248 	case 0xe6: return ("SLEEP");
249 	case 0xe7: return ("FLUSHCACHE");
250 	case 0xe8: return ("WRITE_BUFFER/PM");
251 	case 0xe9: return ("READ_BUFFER_DMA");
252 	case 0xea: return ("FLUSHCACHE48");
253 	case 0xeb: return ("WRITE_BUFFER_DMA");
254 	case 0xec: return ("ATA_IDENTIFY");
255 	case 0xed: return ("MEDIA_EJECT");
256 	case 0xef:
257 		/*
258 		 * XXX KDM need common decoding between NCQ and non-NCQ
259 		 * versions of SET FEATURES.
260 		 */
261 		switch (cmd->features) {
262 	        case 0x02: return ("SETFEATURES ENABLE WCACHE");
263 	        case 0x03: return ("SETFEATURES SET TRANSFER MODE");
264 		case 0x05: return ("SETFEATURES ENABLE APM");
265 	        case 0x06: return ("SETFEATURES ENABLE PUIS");
266 	        case 0x07: return ("SETFEATURES SPIN-UP");
267 		case 0x0b: return ("SETFEATURES ENABLE WRITE READ VERIFY");
268 		case 0x0c: return ("SETFEATURES ENABLE DEVICE LIFE CONTROL");
269 	        case 0x10: return ("SETFEATURES ENABLE SATA FEATURE");
270 		case 0x41: return ("SETFEATURES ENABLE FREEFALL CONTROL");
271 		case 0x43: return ("SETFEATURES SET MAX HOST INT SECT TIMES");
272 		case 0x45: return ("SETFEATURES SET RATE BASIS");
273 		case 0x4a: return ("SETFEATURES EXTENDED POWER CONDITIONS");
274 		case 0x50: return ("SETFEATURES ADVANCED BACKGROUD OPERATION");
275 	        case 0x55: return ("SETFEATURES DISABLE RCACHE");
276 		case 0x5d: return ("SETFEATURES ENABLE RELIRQ");
277 		case 0x5e: return ("SETFEATURES ENABLE SRVIRQ");
278 		case 0x62: return ("SETFEATURES LONG PHYS SECT ALIGN ERC");
279 		case 0x63: return ("SETFEATURES DSN");
280 		case 0x66: return ("SETFEATURES DISABLE DEFAULTS");
281 	        case 0x82: return ("SETFEATURES DISABLE WCACHE");
282 	        case 0x85: return ("SETFEATURES DISABLE APM");
283 	        case 0x86: return ("SETFEATURES DISABLE PUIS");
284 		case 0x8b: return ("SETFEATURES DISABLE WRITE READ VERIFY");
285 		case 0x8c: return ("SETFEATURES DISABLE DEVICE LIFE CONTROL");
286 	        case 0x90: return ("SETFEATURES DISABLE SATA FEATURE");
287 	        case 0xaa: return ("SETFEATURES ENABLE RCACHE");
288 		case 0xC1: return ("SETFEATURES DISABLE FREEFALL CONTROL");
289 		case 0xC3: return ("SETFEATURES SENSE DATA REPORTING");
290 		case 0xC4: return ("SETFEATURES NCQ SENSE DATA RETURN");
291 		case 0xCC: return ("SETFEATURES ENABLE DEFAULTS");
292 		case 0xdd: return ("SETFEATURES DISABLE RELIRQ");
293 		case 0xde: return ("SETFEATURES DISABLE SRVIRQ");
294 	        }
295 	        return "SETFEATURES";
296 	case 0xf1: return ("SECURITY_SET_PASSWORD");
297 	case 0xf2: return ("SECURITY_UNLOCK");
298 	case 0xf3: return ("SECURITY_ERASE_PREPARE");
299 	case 0xf4: return ("SECURITY_ERASE_UNIT");
300 	case 0xf5: return ("SECURITY_FREEZE_LOCK");
301 	case 0xf6: return ("SECURITY_DISABLE_PASSWORD");
302 	case 0xf8: return ("READ_NATIVE_MAX_ADDRESS");
303 	case 0xf9: return ("SET_MAX_ADDRESS");
304 	}
305 	return "UNKNOWN";
306 }
307 
308 char *
309 ata_cmd_string(struct ata_cmd *cmd, char *cmd_string, size_t len)
310 {
311 	struct sbuf sb;
312 	int error;
313 
314 	if (len == 0)
315 		return ("");
316 
317 	sbuf_new(&sb, cmd_string, len, SBUF_FIXEDLEN);
318 	ata_cmd_sbuf(cmd, &sb);
319 
320 	error = sbuf_finish(&sb);
321 	if (error != 0 &&
322 #ifdef _KERNEL
323 	    error != ENOMEM)
324 #else
325 	    errno != ENOMEM)
326 #endif
327 		return ("");
328 
329 	return(sbuf_data(&sb));
330 }
331 
332 void
333 ata_cmd_sbuf(struct ata_cmd *cmd, struct sbuf *sb)
334 {
335 	sbuf_printf(sb, "%02x %02x %02x %02x "
336 	    "%02x %02x %02x %02x %02x %02x %02x %02x",
337 	    cmd->command, cmd->features,
338 	    cmd->lba_low, cmd->lba_mid, cmd->lba_high, cmd->device,
339 	    cmd->lba_low_exp, cmd->lba_mid_exp, cmd->lba_high_exp,
340 	    cmd->features_exp, cmd->sector_count, cmd->sector_count_exp);
341 }
342 
343 char *
344 ata_res_string(struct ata_res *res, char *res_string, size_t len)
345 {
346 	struct sbuf sb;
347 	int error;
348 
349 	if (len == 0)
350 		return ("");
351 
352 	sbuf_new(&sb, res_string, len, SBUF_FIXEDLEN);
353 	ata_res_sbuf(res, &sb);
354 
355 	error = sbuf_finish(&sb);
356 	if (error != 0 &&
357 #ifdef _KERNEL
358 	    error != ENOMEM)
359 #else
360 	    errno != ENOMEM)
361 #endif
362 		return ("");
363 
364 	return(sbuf_data(&sb));
365 }
366 
367 int
368 ata_res_sbuf(struct ata_res *res, struct sbuf *sb)
369 {
370 
371 	sbuf_printf(sb, "%02x %02x %02x %02x "
372 	    "%02x %02x %02x %02x %02x %02x %02x",
373 	    res->status, res->error,
374 	    res->lba_low, res->lba_mid, res->lba_high, res->device,
375 	    res->lba_low_exp, res->lba_mid_exp, res->lba_high_exp,
376 	    res->sector_count, res->sector_count_exp);
377 
378 	return (0);
379 }
380 
381 /*
382  * ata_command_sbuf() returns 0 for success and -1 for failure.
383  */
384 int
385 ata_command_sbuf(struct ccb_ataio *ataio, struct sbuf *sb)
386 {
387 
388 	sbuf_printf(sb, "%s. ACB: ",
389 	    ata_op_string(&ataio->cmd));
390 	ata_cmd_sbuf(&ataio->cmd, sb);
391 
392 	return(0);
393 }
394 
395 /*
396  * ata_status_abuf() returns 0 for success and -1 for failure.
397  */
398 int
399 ata_status_sbuf(struct ccb_ataio *ataio, struct sbuf *sb)
400 {
401 
402 	sbuf_printf(sb, "ATA status: %02x (%s%s%s%s%s%s%s%s)",
403 	    ataio->res.status,
404 	    (ataio->res.status & 0x80) ? "BSY " : "",
405 	    (ataio->res.status & 0x40) ? "DRDY " : "",
406 	    (ataio->res.status & 0x20) ? "DF " : "",
407 	    (ataio->res.status & 0x10) ? "SERV " : "",
408 	    (ataio->res.status & 0x08) ? "DRQ " : "",
409 	    (ataio->res.status & 0x04) ? "CORR " : "",
410 	    (ataio->res.status & 0x02) ? "IDX " : "",
411 	    (ataio->res.status & 0x01) ? "ERR" : "");
412 	if (ataio->res.status & 1) {
413 	    sbuf_printf(sb, ", error: %02x (%s%s%s%s%s%s%s%s)",
414 		ataio->res.error,
415 		(ataio->res.error & 0x80) ? "ICRC " : "",
416 		(ataio->res.error & 0x40) ? "UNC " : "",
417 		(ataio->res.error & 0x20) ? "MC " : "",
418 		(ataio->res.error & 0x10) ? "IDNF " : "",
419 		(ataio->res.error & 0x08) ? "MCR " : "",
420 		(ataio->res.error & 0x04) ? "ABRT " : "",
421 		(ataio->res.error & 0x02) ? "NM " : "",
422 		(ataio->res.error & 0x01) ? "ILI" : "");
423 	}
424 
425 	return(0);
426 }
427 
428 void
429 ata_print_ident(struct ata_params *ident_data)
430 {
431 	const char *proto;
432 	char ata[12], sata[12];
433 
434 	ata_print_ident_short(ident_data);
435 
436 	proto = (ident_data->config == ATA_PROTO_CFA) ? "CFA" :
437 		(ident_data->config & ATA_PROTO_ATAPI) ? "ATAPI" : "ATA";
438 	if (ata_version(ident_data->version_major) == 0) {
439 		snprintf(ata, sizeof(ata), "%s", proto);
440 	} else if (ata_version(ident_data->version_major) <= 7) {
441 		snprintf(ata, sizeof(ata), "%s-%d", proto,
442 		    ata_version(ident_data->version_major));
443 	} else if (ata_version(ident_data->version_major) == 8) {
444 		snprintf(ata, sizeof(ata), "%s8-ACS", proto);
445 	} else {
446 		snprintf(ata, sizeof(ata), "ACS-%d %s",
447 		    ata_version(ident_data->version_major) - 7, proto);
448 	}
449 	if (ident_data->satacapabilities && ident_data->satacapabilities != 0xffff) {
450 		if (ident_data->satacapabilities & ATA_SATA_GEN3)
451 			snprintf(sata, sizeof(sata), " SATA 3.x");
452 		else if (ident_data->satacapabilities & ATA_SATA_GEN2)
453 			snprintf(sata, sizeof(sata), " SATA 2.x");
454 		else if (ident_data->satacapabilities & ATA_SATA_GEN1)
455 			snprintf(sata, sizeof(sata), " SATA 1.x");
456 		else
457 			snprintf(sata, sizeof(sata), " SATA");
458 	} else
459 		sata[0] = 0;
460 	printf(" %s%s device\n", ata, sata);
461 }
462 
463 void
464 ata_print_ident_sbuf(struct ata_params *ident_data, struct sbuf *sb)
465 {
466 	const char *proto, *sata;
467 	int version;
468 
469 	ata_print_ident_short_sbuf(ident_data, sb);
470 	sbuf_printf(sb, " ");
471 
472 	proto = (ident_data->config == ATA_PROTO_CFA) ? "CFA" :
473 		(ident_data->config & ATA_PROTO_ATAPI) ? "ATAPI" : "ATA";
474 	version = ata_version(ident_data->version_major);
475 
476 	switch (version) {
477 	case 0:
478 		sbuf_printf(sb, "%s", proto);
479 		break;
480 	case 1:
481 	case 2:
482 	case 3:
483 	case 4:
484 	case 5:
485 	case 6:
486 	case 7:
487 		sbuf_printf(sb, "%s-%d", proto, version);
488 		break;
489 	case 8:
490 		sbuf_printf(sb, "%s8-ACS", proto);
491 		break;
492 	default:
493 		sbuf_printf(sb, "ACS-%d %s", version - 7, proto);
494 		break;
495 	}
496 
497 	if (ident_data->satacapabilities && ident_data->satacapabilities != 0xffff) {
498 		if (ident_data->satacapabilities & ATA_SATA_GEN3)
499 			sata = " SATA 3.x";
500 		else if (ident_data->satacapabilities & ATA_SATA_GEN2)
501 			sata = " SATA 2.x";
502 		else if (ident_data->satacapabilities & ATA_SATA_GEN1)
503 			sata = " SATA 1.x";
504 		else
505 			sata = " SATA";
506 	} else
507 		sata = "";
508 	sbuf_printf(sb, "%s device\n", sata);
509 }
510 
511 void
512 ata_print_ident_short(struct ata_params *ident_data)
513 {
514 	char product[48], revision[16];
515 
516 	cam_strvis(product, ident_data->model, sizeof(ident_data->model),
517 		   sizeof(product));
518 	cam_strvis(revision, ident_data->revision, sizeof(ident_data->revision),
519 		   sizeof(revision));
520 	printf("<%s %s>", product, revision);
521 }
522 
523 void
524 ata_print_ident_short_sbuf(struct ata_params *ident_data, struct sbuf *sb)
525 {
526 
527 	sbuf_printf(sb, "<");
528 	cam_strvis_sbuf(sb, ident_data->model, sizeof(ident_data->model), 0);
529 	sbuf_printf(sb, " ");
530 	cam_strvis_sbuf(sb, ident_data->revision, sizeof(ident_data->revision), 0);
531 	sbuf_printf(sb, ">");
532 }
533 
534 void
535 semb_print_ident(struct sep_identify_data *ident_data)
536 {
537 	char in[7], ins[5];
538 
539 	semb_print_ident_short(ident_data);
540 	cam_strvis(in, ident_data->interface_id, 6, sizeof(in));
541 	cam_strvis(ins, ident_data->interface_rev, 4, sizeof(ins));
542 	printf(" SEMB %s %s device\n", in, ins);
543 }
544 
545 void
546 semb_print_ident_sbuf(struct sep_identify_data *ident_data, struct sbuf *sb)
547 {
548 
549 	semb_print_ident_short_sbuf(ident_data, sb);
550 
551 	sbuf_printf(sb, " SEMB ");
552 	cam_strvis_sbuf(sb, ident_data->interface_id, 6, 0);
553 	sbuf_printf(sb, " ");
554 	cam_strvis_sbuf(sb, ident_data->interface_rev, 4, 0);
555 	sbuf_printf(sb, " device\n");
556 }
557 
558 void
559 semb_print_ident_short(struct sep_identify_data *ident_data)
560 {
561 	char vendor[9], product[17], revision[5], fw[5];
562 
563 	cam_strvis(vendor, ident_data->vendor_id, 8, sizeof(vendor));
564 	cam_strvis(product, ident_data->product_id, 16, sizeof(product));
565 	cam_strvis(revision, ident_data->product_rev, 4, sizeof(revision));
566 	cam_strvis(fw, ident_data->firmware_rev, 4, sizeof(fw));
567 	printf("<%s %s %s %s>", vendor, product, revision, fw);
568 }
569 
570 void
571 semb_print_ident_short_sbuf(struct sep_identify_data *ident_data, struct sbuf *sb)
572 {
573 
574 	sbuf_printf(sb, "<");
575 	cam_strvis_sbuf(sb, ident_data->vendor_id, 8, 0);
576 	sbuf_printf(sb, " ");
577 	cam_strvis_sbuf(sb, ident_data->product_id, 16, 0);
578 	sbuf_printf(sb, " ");
579 	cam_strvis_sbuf(sb, ident_data->product_rev, 4, 0);
580 	sbuf_printf(sb, " ");
581 	cam_strvis_sbuf(sb, ident_data->firmware_rev, 4, 0);
582 	sbuf_printf(sb, ">");
583 }
584 
585 uint32_t
586 ata_logical_sector_size(struct ata_params *ident_data)
587 {
588 	if ((ident_data->pss & ATA_PSS_VALID_MASK) == ATA_PSS_VALID_VALUE &&
589 	    (ident_data->pss & ATA_PSS_LSSABOVE512)) {
590 		return (((u_int32_t)ident_data->lss_1 |
591 		    ((u_int32_t)ident_data->lss_2 << 16)) * 2);
592 	}
593 	return (512);
594 }
595 
596 uint64_t
597 ata_physical_sector_size(struct ata_params *ident_data)
598 {
599 	if ((ident_data->pss & ATA_PSS_VALID_MASK) == ATA_PSS_VALID_VALUE) {
600 		if (ident_data->pss & ATA_PSS_MULTLS) {
601 			return ((uint64_t)ata_logical_sector_size(ident_data) *
602 			    (1 << (ident_data->pss & ATA_PSS_LSPPS)));
603 		} else {
604 			return (uint64_t)ata_logical_sector_size(ident_data);
605 		}
606 	}
607 	return (512);
608 }
609 
610 uint64_t
611 ata_logical_sector_offset(struct ata_params *ident_data)
612 {
613 	if ((ident_data->lsalign & 0xc000) == 0x4000) {
614 		return ((uint64_t)ata_logical_sector_size(ident_data) *
615 		    (ident_data->lsalign & 0x3fff));
616 	}
617 	return (0);
618 }
619 
620 void
621 ata_28bit_cmd(struct ccb_ataio *ataio, uint8_t cmd, uint8_t features,
622     uint32_t lba, uint8_t sector_count)
623 {
624 	bzero(&ataio->cmd, sizeof(ataio->cmd));
625 	ataio->cmd.flags = 0;
626 	if (cmd == ATA_READ_DMA ||
627 	    cmd == ATA_READ_DMA_QUEUED ||
628 	    cmd == ATA_WRITE_DMA ||
629 	    cmd == ATA_WRITE_DMA_QUEUED ||
630 	    cmd == ATA_TRUSTED_RECEIVE_DMA ||
631 	    cmd == ATA_TRUSTED_SEND_DMA ||
632 	    cmd == ATA_DOWNLOAD_MICROCODE_DMA ||
633 	    cmd == ATA_READ_BUFFER_DMA ||
634 	    cmd == ATA_WRITE_BUFFER_DMA)
635 		ataio->cmd.flags |= CAM_ATAIO_DMA;
636 	ataio->cmd.command = cmd;
637 	ataio->cmd.features = features;
638 	ataio->cmd.lba_low = lba;
639 	ataio->cmd.lba_mid = lba >> 8;
640 	ataio->cmd.lba_high = lba >> 16;
641 	ataio->cmd.device = ATA_DEV_LBA | ((lba >> 24) & 0x0f);
642 	ataio->cmd.sector_count = sector_count;
643 }
644 
645 void
646 ata_48bit_cmd(struct ccb_ataio *ataio, uint8_t cmd, uint16_t features,
647     uint64_t lba, uint16_t sector_count)
648 {
649 
650 	ataio->cmd.flags = CAM_ATAIO_48BIT;
651 	if (cmd == ATA_READ_DMA48 ||
652 	    cmd == ATA_READ_DMA_QUEUED48 ||
653 	    cmd == ATA_READ_STREAM_DMA48 ||
654 	    cmd == ATA_WRITE_DMA48 ||
655 	    cmd == ATA_WRITE_DMA_FUA48 ||
656 	    cmd == ATA_WRITE_DMA_QUEUED48 ||
657 	    cmd == ATA_WRITE_DMA_QUEUED_FUA48 ||
658 	    cmd == ATA_WRITE_STREAM_DMA48 ||
659 	    cmd == ATA_DATA_SET_MANAGEMENT ||
660 	    cmd == ATA_READ_LOG_DMA_EXT ||
661 	    cmd == ATA_WRITE_LOG_DMA_EXT)
662 		ataio->cmd.flags |= CAM_ATAIO_DMA;
663 	ataio->cmd.command = cmd;
664 	ataio->cmd.features = features;
665 	ataio->cmd.lba_low = lba;
666 	ataio->cmd.lba_mid = lba >> 8;
667 	ataio->cmd.lba_high = lba >> 16;
668 	ataio->cmd.device = ATA_DEV_LBA;
669 	ataio->cmd.lba_low_exp = lba >> 24;
670 	ataio->cmd.lba_mid_exp = lba >> 32;
671 	ataio->cmd.lba_high_exp = lba >> 40;
672 	ataio->cmd.features_exp = features >> 8;
673 	ataio->cmd.sector_count = sector_count;
674 	ataio->cmd.sector_count_exp = sector_count >> 8;
675 	ataio->cmd.control = 0;
676 }
677 
678 void
679 ata_ncq_cmd(struct ccb_ataio *ataio, uint8_t cmd,
680     uint64_t lba, uint16_t sector_count)
681 {
682 
683 	ataio->cmd.flags = CAM_ATAIO_48BIT | CAM_ATAIO_FPDMA;
684 	ataio->cmd.command = cmd;
685 	ataio->cmd.features = sector_count;
686 	ataio->cmd.lba_low = lba;
687 	ataio->cmd.lba_mid = lba >> 8;
688 	ataio->cmd.lba_high = lba >> 16;
689 	ataio->cmd.device = ATA_DEV_LBA;
690 	ataio->cmd.lba_low_exp = lba >> 24;
691 	ataio->cmd.lba_mid_exp = lba >> 32;
692 	ataio->cmd.lba_high_exp = lba >> 40;
693 	ataio->cmd.features_exp = sector_count >> 8;
694 	ataio->cmd.sector_count = 0;
695 	ataio->cmd.sector_count_exp = 0;
696 	ataio->cmd.control = 0;
697 }
698 
699 void
700 ata_reset_cmd(struct ccb_ataio *ataio)
701 {
702 	bzero(&ataio->cmd, sizeof(ataio->cmd));
703 	ataio->cmd.flags = CAM_ATAIO_CONTROL | CAM_ATAIO_NEEDRESULT;
704 	ataio->cmd.control = 0x04;
705 }
706 
707 void
708 ata_pm_read_cmd(struct ccb_ataio *ataio, int reg, int port)
709 {
710 	bzero(&ataio->cmd, sizeof(ataio->cmd));
711 	ataio->cmd.flags = CAM_ATAIO_NEEDRESULT;
712 	ataio->cmd.command = ATA_READ_PM;
713 	ataio->cmd.features = reg;
714 	ataio->cmd.device = port & 0x0f;
715 }
716 
717 void
718 ata_pm_write_cmd(struct ccb_ataio *ataio, int reg, int port, uint32_t val)
719 {
720 	bzero(&ataio->cmd, sizeof(ataio->cmd));
721 	ataio->cmd.flags = 0;
722 	ataio->cmd.command = ATA_WRITE_PM;
723 	ataio->cmd.features = reg;
724 	ataio->cmd.sector_count = val;
725 	ataio->cmd.lba_low = val >> 8;
726 	ataio->cmd.lba_mid = val >> 16;
727 	ataio->cmd.lba_high = val >> 24;
728 	ataio->cmd.device = port & 0x0f;
729 }
730 
731 void
732 ata_read_log(struct ccb_ataio *ataio, uint32_t retries,
733 	     void (*cbfcnp)(struct cam_periph *, union ccb *),
734 	     uint32_t log_address, uint32_t page_number, uint16_t block_count,
735 	     uint32_t protocol, uint8_t *data_ptr, uint32_t dxfer_len,
736 	     uint32_t timeout)
737 {
738 	uint64_t lba;
739 
740 	cam_fill_ataio(ataio,
741 	    /*retries*/ 1,
742 	    /*cbfcnp*/ cbfcnp,
743 	    /*flags*/ CAM_DIR_IN,
744 	    /*tag_action*/ 0,
745 	    /*data_ptr*/ data_ptr,
746 	    /*dxfer_len*/ dxfer_len,
747 	    /*timeout*/ timeout);
748 
749 	lba = (((uint64_t)page_number & 0xff00) << 32) |
750 	      ((page_number & 0x00ff) << 8) |
751 	      (log_address & 0xff);
752 
753 	ata_48bit_cmd(ataio,
754 	    /*cmd*/ (protocol & CAM_ATAIO_DMA) ? ATA_READ_LOG_DMA_EXT :
755 		     ATA_READ_LOG_EXT,
756 	    /*features*/ 0,
757 	    /*lba*/ lba,
758 	    /*sector_count*/ block_count);
759 }
760 
761 void
762 ata_bswap(int8_t *buf, int len)
763 {
764 	u_int16_t *ptr = (u_int16_t*)(buf + len);
765 
766 	while (--ptr >= (u_int16_t*)buf)
767 		*ptr = be16toh(*ptr);
768 }
769 
770 void
771 ata_btrim(int8_t *buf, int len)
772 {
773 	int8_t *ptr;
774 
775 	for (ptr = buf; ptr < buf+len; ++ptr)
776 		if (!*ptr || *ptr == '_')
777 			*ptr = ' ';
778 	for (ptr = buf + len - 1; ptr >= buf && *ptr == ' '; --ptr)
779 		*ptr = 0;
780 }
781 
782 void
783 ata_bpack(int8_t *src, int8_t *dst, int len)
784 {
785 	int i, j, blank;
786 
787 	for (i = j = blank = 0 ; i < len; i++) {
788 		if (blank && src[i] == ' ') continue;
789 		if (blank && src[i] != ' ') {
790 			dst[j++] = src[i];
791 			blank = 0;
792 			continue;
793 		}
794 		if (src[i] == ' ') {
795 			blank = 1;
796 			if (i == 0)
797 			continue;
798 		}
799 		dst[j++] = src[i];
800 	}
801 	while (j < len)
802 		dst[j++] = 0x00;
803 }
804 
805 int
806 ata_max_pmode(struct ata_params *ap)
807 {
808     if (ap->atavalid & ATA_FLAG_64_70) {
809 	if (ap->apiomodes & 0x02)
810 	    return ATA_PIO4;
811 	if (ap->apiomodes & 0x01)
812 	    return ATA_PIO3;
813     }
814     if (ap->mwdmamodes & 0x04)
815 	return ATA_PIO4;
816     if (ap->mwdmamodes & 0x02)
817 	return ATA_PIO3;
818     if (ap->mwdmamodes & 0x01)
819 	return ATA_PIO2;
820     if ((ap->retired_piomode & ATA_RETIRED_PIO_MASK) == 0x200)
821 	return ATA_PIO2;
822     if ((ap->retired_piomode & ATA_RETIRED_PIO_MASK) == 0x100)
823 	return ATA_PIO1;
824     if ((ap->retired_piomode & ATA_RETIRED_PIO_MASK) == 0x000)
825 	return ATA_PIO0;
826     return ATA_PIO0;
827 }
828 
829 int
830 ata_max_wmode(struct ata_params *ap)
831 {
832     if (ap->mwdmamodes & 0x04)
833 	return ATA_WDMA2;
834     if (ap->mwdmamodes & 0x02)
835 	return ATA_WDMA1;
836     if (ap->mwdmamodes & 0x01)
837 	return ATA_WDMA0;
838     return -1;
839 }
840 
841 int
842 ata_max_umode(struct ata_params *ap)
843 {
844     if (ap->atavalid & ATA_FLAG_88) {
845 	if (ap->udmamodes & 0x40)
846 	    return ATA_UDMA6;
847 	if (ap->udmamodes & 0x20)
848 	    return ATA_UDMA5;
849 	if (ap->udmamodes & 0x10)
850 	    return ATA_UDMA4;
851 	if (ap->udmamodes & 0x08)
852 	    return ATA_UDMA3;
853 	if (ap->udmamodes & 0x04)
854 	    return ATA_UDMA2;
855 	if (ap->udmamodes & 0x02)
856 	    return ATA_UDMA1;
857 	if (ap->udmamodes & 0x01)
858 	    return ATA_UDMA0;
859     }
860     return -1;
861 }
862 
863 int
864 ata_max_mode(struct ata_params *ap, int maxmode)
865 {
866 
867 	if (maxmode == 0)
868 		maxmode = ATA_DMA_MAX;
869 	if (maxmode >= ATA_UDMA0 && ata_max_umode(ap) > 0)
870 		return (min(maxmode, ata_max_umode(ap)));
871 	if (maxmode >= ATA_WDMA0 && ata_max_wmode(ap) > 0)
872 		return (min(maxmode, ata_max_wmode(ap)));
873 	return (min(maxmode, ata_max_pmode(ap)));
874 }
875 
876 char *
877 ata_mode2string(int mode)
878 {
879     switch (mode) {
880     case -1: return "UNSUPPORTED";
881     case 0: return "NONE";
882     case ATA_PIO0: return "PIO0";
883     case ATA_PIO1: return "PIO1";
884     case ATA_PIO2: return "PIO2";
885     case ATA_PIO3: return "PIO3";
886     case ATA_PIO4: return "PIO4";
887     case ATA_WDMA0: return "WDMA0";
888     case ATA_WDMA1: return "WDMA1";
889     case ATA_WDMA2: return "WDMA2";
890     case ATA_UDMA0: return "UDMA0";
891     case ATA_UDMA1: return "UDMA1";
892     case ATA_UDMA2: return "UDMA2";
893     case ATA_UDMA3: return "UDMA3";
894     case ATA_UDMA4: return "UDMA4";
895     case ATA_UDMA5: return "UDMA5";
896     case ATA_UDMA6: return "UDMA6";
897     default:
898 	if (mode & ATA_DMA_MASK)
899 	    return "BIOSDMA";
900 	else
901 	    return "BIOSPIO";
902     }
903 }
904 
905 int
906 ata_string2mode(char *str)
907 {
908 	if (!strcasecmp(str, "PIO0")) return (ATA_PIO0);
909 	if (!strcasecmp(str, "PIO1")) return (ATA_PIO1);
910 	if (!strcasecmp(str, "PIO2")) return (ATA_PIO2);
911 	if (!strcasecmp(str, "PIO3")) return (ATA_PIO3);
912 	if (!strcasecmp(str, "PIO4")) return (ATA_PIO4);
913 	if (!strcasecmp(str, "WDMA0")) return (ATA_WDMA0);
914 	if (!strcasecmp(str, "WDMA1")) return (ATA_WDMA1);
915 	if (!strcasecmp(str, "WDMA2")) return (ATA_WDMA2);
916 	if (!strcasecmp(str, "UDMA0")) return (ATA_UDMA0);
917 	if (!strcasecmp(str, "UDMA16")) return (ATA_UDMA0);
918 	if (!strcasecmp(str, "UDMA1")) return (ATA_UDMA1);
919 	if (!strcasecmp(str, "UDMA25")) return (ATA_UDMA1);
920 	if (!strcasecmp(str, "UDMA2")) return (ATA_UDMA2);
921 	if (!strcasecmp(str, "UDMA33")) return (ATA_UDMA2);
922 	if (!strcasecmp(str, "UDMA3")) return (ATA_UDMA3);
923 	if (!strcasecmp(str, "UDMA44")) return (ATA_UDMA3);
924 	if (!strcasecmp(str, "UDMA4")) return (ATA_UDMA4);
925 	if (!strcasecmp(str, "UDMA66")) return (ATA_UDMA4);
926 	if (!strcasecmp(str, "UDMA5")) return (ATA_UDMA5);
927 	if (!strcasecmp(str, "UDMA100")) return (ATA_UDMA5);
928 	if (!strcasecmp(str, "UDMA6")) return (ATA_UDMA6);
929 	if (!strcasecmp(str, "UDMA133")) return (ATA_UDMA6);
930 	return (-1);
931 }
932 
933 u_int
934 ata_mode2speed(int mode)
935 {
936 	switch (mode) {
937 	case ATA_PIO0:
938 	default:
939 		return (3300);
940 	case ATA_PIO1:
941 		return (5200);
942 	case ATA_PIO2:
943 		return (8300);
944 	case ATA_PIO3:
945 		return (11100);
946 	case ATA_PIO4:
947 		return (16700);
948 	case ATA_WDMA0:
949 		return (4200);
950 	case ATA_WDMA1:
951 		return (13300);
952 	case ATA_WDMA2:
953 		return (16700);
954 	case ATA_UDMA0:
955 		return (16700);
956 	case ATA_UDMA1:
957 		return (25000);
958 	case ATA_UDMA2:
959 		return (33300);
960 	case ATA_UDMA3:
961 		return (44400);
962 	case ATA_UDMA4:
963 		return (66700);
964 	case ATA_UDMA5:
965 		return (100000);
966 	case ATA_UDMA6:
967 		return (133000);
968 	}
969 }
970 
971 u_int
972 ata_revision2speed(int revision)
973 {
974 	switch (revision) {
975 	case 1:
976 	default:
977 		return (150000);
978 	case 2:
979 		return (300000);
980 	case 3:
981 		return (600000);
982 	}
983 }
984 
985 int
986 ata_speed2revision(u_int speed)
987 {
988 	switch (speed) {
989 	case 0:
990 		return (0);
991 	case 150000:
992 		return (1);
993 	case 300000:
994 		return (2);
995 	case 600000:
996 		return (3);
997 	default:
998 		return (-1);
999 	}
1000 }
1001 
1002 int
1003 ata_identify_match(caddr_t identbuffer, caddr_t table_entry)
1004 {
1005 	struct scsi_inquiry_pattern *entry;
1006 	struct ata_params *ident;
1007 
1008 	entry = (struct scsi_inquiry_pattern *)table_entry;
1009 	ident = (struct ata_params *)identbuffer;
1010 
1011 	if ((cam_strmatch(ident->model, entry->product,
1012 			  sizeof(ident->model)) == 0)
1013 	 && (cam_strmatch(ident->revision, entry->revision,
1014 			  sizeof(ident->revision)) == 0)) {
1015 		return (0);
1016 	}
1017         return (-1);
1018 }
1019 
1020 int
1021 ata_static_identify_match(caddr_t identbuffer, caddr_t table_entry)
1022 {
1023 	struct scsi_static_inquiry_pattern *entry;
1024 	struct ata_params *ident;
1025 
1026 	entry = (struct scsi_static_inquiry_pattern *)table_entry;
1027 	ident = (struct ata_params *)identbuffer;
1028 
1029 	if ((cam_strmatch(ident->model, entry->product,
1030 			  sizeof(ident->model)) == 0)
1031 	 && (cam_strmatch(ident->revision, entry->revision,
1032 			  sizeof(ident->revision)) == 0)) {
1033 		return (0);
1034 	}
1035         return (-1);
1036 }
1037 
1038 void
1039 semb_receive_diagnostic_results(struct ccb_ataio *ataio,
1040     u_int32_t retries, void (*cbfcnp)(struct cam_periph *, union ccb*),
1041     uint8_t tag_action, int pcv, uint8_t page_code,
1042     uint8_t *data_ptr, uint16_t length, uint32_t timeout)
1043 {
1044 
1045 	length = min(length, 1020);
1046 	length = (length + 3) & ~3;
1047 	cam_fill_ataio(ataio,
1048 		      retries,
1049 		      cbfcnp,
1050 		      /*flags*/CAM_DIR_IN,
1051 		      tag_action,
1052 		      data_ptr,
1053 		      length,
1054 		      timeout);
1055 	ata_28bit_cmd(ataio, ATA_SEP_ATTN,
1056 	    pcv ? page_code : 0, 0x02, length / 4);
1057 }
1058 
1059 void
1060 semb_send_diagnostic(struct ccb_ataio *ataio,
1061     u_int32_t retries, void (*cbfcnp)(struct cam_periph *, union ccb *),
1062     uint8_t tag_action, uint8_t *data_ptr, uint16_t length, uint32_t timeout)
1063 {
1064 
1065 	length = min(length, 1020);
1066 	length = (length + 3) & ~3;
1067 	cam_fill_ataio(ataio,
1068 		      retries,
1069 		      cbfcnp,
1070 		      /*flags*/length ? CAM_DIR_OUT : CAM_DIR_NONE,
1071 		      tag_action,
1072 		      data_ptr,
1073 		      length,
1074 		      timeout);
1075 	ata_28bit_cmd(ataio, ATA_SEP_ATTN,
1076 	    length > 0 ? data_ptr[0] : 0, 0x82, length / 4);
1077 }
1078 
1079 void
1080 semb_read_buffer(struct ccb_ataio *ataio,
1081     u_int32_t retries, void (*cbfcnp)(struct cam_periph *, union ccb*),
1082     uint8_t tag_action, uint8_t page_code,
1083     uint8_t *data_ptr, uint16_t length, uint32_t timeout)
1084 {
1085 
1086 	length = min(length, 1020);
1087 	length = (length + 3) & ~3;
1088 	cam_fill_ataio(ataio,
1089 		      retries,
1090 		      cbfcnp,
1091 		      /*flags*/CAM_DIR_IN,
1092 		      tag_action,
1093 		      data_ptr,
1094 		      length,
1095 		      timeout);
1096 	ata_28bit_cmd(ataio, ATA_SEP_ATTN,
1097 	    page_code, 0x00, length / 4);
1098 }
1099 
1100 void
1101 semb_write_buffer(struct ccb_ataio *ataio,
1102     u_int32_t retries, void (*cbfcnp)(struct cam_periph *, union ccb *),
1103     uint8_t tag_action, uint8_t *data_ptr, uint16_t length, uint32_t timeout)
1104 {
1105 
1106 	length = min(length, 1020);
1107 	length = (length + 3) & ~3;
1108 	cam_fill_ataio(ataio,
1109 		      retries,
1110 		      cbfcnp,
1111 		      /*flags*/length ? CAM_DIR_OUT : CAM_DIR_NONE,
1112 		      tag_action,
1113 		      data_ptr,
1114 		      length,
1115 		      timeout);
1116 	ata_28bit_cmd(ataio, ATA_SEP_ATTN,
1117 	    length > 0 ? data_ptr[0] : 0, 0x80, length / 4);
1118 }
1119 
1120 void
1121 ata_zac_mgmt_out(struct ccb_ataio *ataio, uint32_t retries,
1122 		 void (*cbfcnp)(struct cam_periph *, union ccb *),
1123 		 int use_ncq, uint8_t zm_action, uint64_t zone_id,
1124 		 uint8_t zone_flags, uint16_t sector_count, uint8_t *data_ptr,
1125 		 uint32_t dxfer_len, uint32_t timeout)
1126 {
1127 	uint8_t command_out, ata_flags;
1128 	uint16_t features_out, sectors_out;
1129 	uint32_t auxiliary;
1130 
1131 	if (use_ncq == 0) {
1132 		command_out = ATA_ZAC_MANAGEMENT_OUT;
1133 		features_out = (zm_action & 0xf) | (zone_flags << 8);
1134 		if (dxfer_len == 0) {
1135 			ata_flags = 0;
1136 			sectors_out = 0;
1137 		} else {
1138 			ata_flags = CAM_ATAIO_DMA;
1139 			/* XXX KDM use sector count? */
1140 			sectors_out = ((dxfer_len >> 9) & 0xffff);
1141 		}
1142 		auxiliary = 0;
1143 	} else {
1144 		if (dxfer_len == 0) {
1145 			command_out = ATA_NCQ_NON_DATA;
1146 			features_out = ATA_NCQ_ZAC_MGMT_OUT;
1147 			sectors_out = 0;
1148 		} else {
1149 			command_out = ATA_SEND_FPDMA_QUEUED;
1150 
1151 			/* Note that we're defaulting to normal priority */
1152 			sectors_out = ATA_SFPDMA_ZAC_MGMT_OUT << 8;
1153 
1154 			/*
1155 			 * For SEND FPDMA QUEUED, the transfer length is
1156 			 * encoded in the FEATURE register, and 0 means
1157 			 * that 65536 512 byte blocks are to be tranferred.
1158 			 * In practice, it seems unlikely that we'll see
1159 			 * a transfer that large.
1160 			 */
1161 			if (dxfer_len == (65536 * 512)) {
1162 				features_out = 0;
1163 			} else {
1164 				/*
1165 				 * Yes, the caller can theoretically send a
1166 				 * transfer larger than we can handle.
1167 				 * Anyone using this function needs enough
1168 				 * knowledge to avoid doing that.
1169 				 */
1170 				features_out = ((dxfer_len >> 9) & 0xffff);
1171 			}
1172 		}
1173 		auxiliary = (zm_action & 0xf) | (zone_flags << 8);
1174 
1175 		ata_flags = CAM_ATAIO_FPDMA;
1176 	}
1177 
1178 	cam_fill_ataio(ataio,
1179 	    /*retries*/ retries,
1180 	    /*cbfcnp*/ cbfcnp,
1181 	    /*flags*/ (dxfer_len > 0) ? CAM_DIR_OUT : CAM_DIR_NONE,
1182 	    /*tag_action*/ 0,
1183 	    /*data_ptr*/ data_ptr,
1184 	    /*dxfer_len*/ dxfer_len,
1185 	    /*timeout*/ timeout);
1186 
1187 	ata_48bit_cmd(ataio,
1188 	    /*cmd*/ command_out,
1189 	    /*features*/ features_out,
1190 	    /*lba*/ zone_id,
1191 	    /*sector_count*/ sectors_out);
1192 
1193 	ataio->cmd.flags |= ata_flags;
1194 	if (auxiliary != 0) {
1195 		ataio->ata_flags |= ATA_FLAG_AUX;
1196 		ataio->aux = auxiliary;
1197 	}
1198 }
1199 
1200 void
1201 ata_zac_mgmt_in(struct ccb_ataio *ataio, uint32_t retries,
1202 		void (*cbfcnp)(struct cam_periph *, union ccb *),
1203 		int use_ncq, uint8_t zm_action, uint64_t zone_id,
1204 		uint8_t zone_flags, uint8_t *data_ptr, uint32_t dxfer_len,
1205 		uint32_t timeout)
1206 {
1207 	uint8_t command_out, ata_flags;
1208 	uint16_t features_out, sectors_out;
1209 	uint32_t auxiliary;
1210 
1211 	if (use_ncq == 0) {
1212 		command_out = ATA_ZAC_MANAGEMENT_IN;
1213 		/* XXX KDM put a macro here */
1214 		features_out = (zm_action & 0xf) | (zone_flags << 8);
1215 		ata_flags = CAM_ATAIO_DMA;
1216 		sectors_out = ((dxfer_len >> 9) & 0xffff);
1217 		auxiliary = 0;
1218 	} else {
1219 		command_out = ATA_RECV_FPDMA_QUEUED;
1220 		sectors_out = ATA_RFPDMA_ZAC_MGMT_IN << 8;
1221 		auxiliary = (zm_action & 0xf) | (zone_flags << 8);
1222 		ata_flags = CAM_ATAIO_FPDMA;
1223 		/*
1224 		 * For RECEIVE FPDMA QUEUED, the transfer length is
1225 		 * encoded in the FEATURE register, and 0 means
1226 		 * that 65536 512 byte blocks are to be tranferred.
1227 		 * In practice, it is unlikely we will see a transfer that
1228 		 * large.
1229 		 */
1230 		if (dxfer_len == (65536 * 512)) {
1231 			features_out = 0;
1232 		} else {
1233 			/*
1234 			 * Yes, the caller can theoretically request a
1235 			 * transfer larger than we can handle.
1236 			 * Anyone using this function needs enough
1237 			 * knowledge to avoid doing that.
1238 			 */
1239 			features_out = ((dxfer_len >> 9) & 0xffff);
1240 		}
1241 	}
1242 
1243 	cam_fill_ataio(ataio,
1244 	    /*retries*/ retries,
1245 	    /*cbfcnp*/ cbfcnp,
1246 	    /*flags*/ CAM_DIR_IN,
1247 	    /*tag_action*/ 0,
1248 	    /*data_ptr*/ data_ptr,
1249 	    /*dxfer_len*/ dxfer_len,
1250 	    /*timeout*/ timeout);
1251 
1252 	ata_48bit_cmd(ataio,
1253 	    /*cmd*/ command_out,
1254 	    /*features*/ features_out,
1255 	    /*lba*/ zone_id,
1256 	    /*sector_count*/ sectors_out);
1257 
1258 	ataio->cmd.flags |= ata_flags;
1259 	if (auxiliary != 0) {
1260 		ataio->ata_flags |= ATA_FLAG_AUX;
1261 		ataio->aux = auxiliary;
1262 	}
1263 }
1264 
1265 void
1266 ata_param_fixup(struct ata_params *ident_buf)
1267 {
1268 	int16_t *ptr;
1269 
1270 	for (ptr = (int16_t *)ident_buf;
1271 	     ptr < (int16_t *)ident_buf + sizeof(struct ata_params)/2; ptr++) {
1272 		*ptr = le16toh(*ptr);
1273 	}
1274 	if (strncmp(ident_buf->model, "FX", 2) &&
1275 	    strncmp(ident_buf->model, "NEC", 3) &&
1276 	    strncmp(ident_buf->model, "Pioneer", 7) &&
1277 	    strncmp(ident_buf->model, "SHARP", 5)) {
1278 		ata_bswap(ident_buf->model, sizeof(ident_buf->model));
1279 		ata_bswap(ident_buf->revision, sizeof(ident_buf->revision));
1280 		ata_bswap(ident_buf->serial, sizeof(ident_buf->serial));
1281 	}
1282 	ata_btrim(ident_buf->model, sizeof(ident_buf->model));
1283 	ata_bpack(ident_buf->model, ident_buf->model, sizeof(ident_buf->model));
1284 	ata_btrim(ident_buf->revision, sizeof(ident_buf->revision));
1285 	ata_bpack(ident_buf->revision, ident_buf->revision, sizeof(ident_buf->revision));
1286 	ata_btrim(ident_buf->serial, sizeof(ident_buf->serial));
1287 	ata_bpack(ident_buf->serial, ident_buf->serial, sizeof(ident_buf->serial));
1288 }
1289