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
60int
61ata_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
73char *
74ata_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
308char *
309ata_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
332void
333ata_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
343char *
344ata_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
367int
368ata_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 */
384int
385ata_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 */
398int
399ata_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
428void
429ata_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
463void
464ata_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
511void
512ata_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
523void
524ata_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
534void
535semb_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
545void
546semb_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
558void
559semb_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
570void
571semb_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
585uint32_t
586ata_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
596uint64_t
597ata_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
610uint64_t
611ata_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
620void
621ata_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
645void
646ata_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
678void
679ata_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
699void
700ata_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
707void
708ata_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
717void
718ata_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
731void
732ata_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
761void
762ata_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
770void
771ata_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
782void
783ata_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
805int
806ata_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
829int
830ata_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
841int
842ata_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
863int
864ata_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
876char *
877ata_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
905int
906ata_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
934u_int
935ata_mode2speed(int mode)
936{
937	switch (mode) {
938	case ATA_PIO0:
939	default:
940		return (3300);
941	case ATA_PIO1:
942		return (5200);
943	case ATA_PIO2:
944		return (8300);
945	case ATA_PIO3:
946		return (11100);
947	case ATA_PIO4:
948		return (16700);
949	case ATA_WDMA0:
950		return (4200);
951	case ATA_WDMA1:
952		return (13300);
953	case ATA_WDMA2:
954		return (16700);
955	case ATA_UDMA0:
956		return (16700);
957	case ATA_UDMA1:
958		return (25000);
959	case ATA_UDMA2:
960		return (33300);
961	case ATA_UDMA3:
962		return (44400);
963	case ATA_UDMA4:
964		return (66700);
965	case ATA_UDMA5:
966		return (100000);
967	case ATA_UDMA6:
968		return (133000);
969	}
970}
971
972u_int
973ata_revision2speed(int revision)
974{
975	switch (revision) {
976	case 1:
977	default:
978		return (150000);
979	case 2:
980		return (300000);
981	case 3:
982		return (600000);
983	}
984}
985
986int
987ata_speed2revision(u_int speed)
988{
989	switch (speed) {
990	case 0:
991		return (0);
992	case 150000:
993		return (1);
994	case 300000:
995		return (2);
996	case 600000:
997		return (3);
998	default:
999		return (-1);
1000	}
1001}
1002
1003int
1004ata_identify_match(caddr_t identbuffer, caddr_t table_entry)
1005{
1006	struct scsi_inquiry_pattern *entry;
1007	struct ata_params *ident;
1008
1009	entry = (struct scsi_inquiry_pattern *)table_entry;
1010	ident = (struct ata_params *)identbuffer;
1011
1012	if ((cam_strmatch(ident->model, entry->product,
1013			  sizeof(ident->model)) == 0)
1014	 && (cam_strmatch(ident->revision, entry->revision,
1015			  sizeof(ident->revision)) == 0)) {
1016		return (0);
1017	}
1018        return (-1);
1019}
1020
1021int
1022ata_static_identify_match(caddr_t identbuffer, caddr_t table_entry)
1023{
1024	struct scsi_static_inquiry_pattern *entry;
1025	struct ata_params *ident;
1026
1027	entry = (struct scsi_static_inquiry_pattern *)table_entry;
1028	ident = (struct ata_params *)identbuffer;
1029
1030	if ((cam_strmatch(ident->model, entry->product,
1031			  sizeof(ident->model)) == 0)
1032	 && (cam_strmatch(ident->revision, entry->revision,
1033			  sizeof(ident->revision)) == 0)) {
1034		return (0);
1035	}
1036        return (-1);
1037}
1038
1039void
1040semb_receive_diagnostic_results(struct ccb_ataio *ataio,
1041    u_int32_t retries, void (*cbfcnp)(struct cam_periph *, union ccb*),
1042    uint8_t tag_action, int pcv, uint8_t page_code,
1043    uint8_t *data_ptr, uint16_t length, uint32_t timeout)
1044{
1045
1046	length = min(length, 1020);
1047	length = (length + 3) & ~3;
1048	cam_fill_ataio(ataio,
1049		      retries,
1050		      cbfcnp,
1051		      /*flags*/CAM_DIR_IN,
1052		      tag_action,
1053		      data_ptr,
1054		      length,
1055		      timeout);
1056	ata_28bit_cmd(ataio, ATA_SEP_ATTN,
1057	    pcv ? page_code : 0, 0x02, length / 4);
1058}
1059
1060void
1061semb_send_diagnostic(struct ccb_ataio *ataio,
1062    u_int32_t retries, void (*cbfcnp)(struct cam_periph *, union ccb *),
1063    uint8_t tag_action, uint8_t *data_ptr, uint16_t length, uint32_t timeout)
1064{
1065
1066	length = min(length, 1020);
1067	length = (length + 3) & ~3;
1068	cam_fill_ataio(ataio,
1069		      retries,
1070		      cbfcnp,
1071		      /*flags*/length ? CAM_DIR_OUT : CAM_DIR_NONE,
1072		      tag_action,
1073		      data_ptr,
1074		      length,
1075		      timeout);
1076	ata_28bit_cmd(ataio, ATA_SEP_ATTN,
1077	    length > 0 ? data_ptr[0] : 0, 0x82, length / 4);
1078}
1079
1080void
1081semb_read_buffer(struct ccb_ataio *ataio,
1082    u_int32_t retries, void (*cbfcnp)(struct cam_periph *, union ccb*),
1083    uint8_t tag_action, uint8_t page_code,
1084    uint8_t *data_ptr, uint16_t length, uint32_t timeout)
1085{
1086
1087	length = min(length, 1020);
1088	length = (length + 3) & ~3;
1089	cam_fill_ataio(ataio,
1090		      retries,
1091		      cbfcnp,
1092		      /*flags*/CAM_DIR_IN,
1093		      tag_action,
1094		      data_ptr,
1095		      length,
1096		      timeout);
1097	ata_28bit_cmd(ataio, ATA_SEP_ATTN,
1098	    page_code, 0x00, length / 4);
1099}
1100
1101void
1102semb_write_buffer(struct ccb_ataio *ataio,
1103    u_int32_t retries, void (*cbfcnp)(struct cam_periph *, union ccb *),
1104    uint8_t tag_action, uint8_t *data_ptr, uint16_t length, uint32_t timeout)
1105{
1106
1107	length = min(length, 1020);
1108	length = (length + 3) & ~3;
1109	cam_fill_ataio(ataio,
1110		      retries,
1111		      cbfcnp,
1112		      /*flags*/length ? CAM_DIR_OUT : CAM_DIR_NONE,
1113		      tag_action,
1114		      data_ptr,
1115		      length,
1116		      timeout);
1117	ata_28bit_cmd(ataio, ATA_SEP_ATTN,
1118	    length > 0 ? data_ptr[0] : 0, 0x80, length / 4);
1119}
1120
1121
1122void
1123ata_zac_mgmt_out(struct ccb_ataio *ataio, uint32_t retries,
1124		 void (*cbfcnp)(struct cam_periph *, union ccb *),
1125		 int use_ncq, uint8_t zm_action, uint64_t zone_id,
1126		 uint8_t zone_flags, uint16_t sector_count, uint8_t *data_ptr,
1127		 uint32_t dxfer_len, uint32_t timeout)
1128{
1129	uint8_t command_out, ata_flags;
1130	uint16_t features_out, sectors_out;
1131	uint32_t auxiliary;
1132
1133	if (use_ncq == 0) {
1134		command_out = ATA_ZAC_MANAGEMENT_OUT;
1135		features_out = (zm_action & 0xf) | (zone_flags << 8);
1136		if (dxfer_len == 0) {
1137			ata_flags = 0;
1138			sectors_out = 0;
1139		} else {
1140			ata_flags = CAM_ATAIO_DMA;
1141			/* XXX KDM use sector count? */
1142			sectors_out = ((dxfer_len >> 9) & 0xffff);
1143		}
1144		auxiliary = 0;
1145	} else {
1146		if (dxfer_len == 0) {
1147			command_out = ATA_NCQ_NON_DATA;
1148			features_out = ATA_NCQ_ZAC_MGMT_OUT;
1149			sectors_out = 0;
1150		} else {
1151			command_out = ATA_SEND_FPDMA_QUEUED;
1152
1153			/* Note that we're defaulting to normal priority */
1154			sectors_out = ATA_SFPDMA_ZAC_MGMT_OUT << 8;
1155
1156			/*
1157			 * For SEND FPDMA QUEUED, the transfer length is
1158			 * encoded in the FEATURE register, and 0 means
1159			 * that 65536 512 byte blocks are to be tranferred.
1160			 * In practice, it seems unlikely that we'll see
1161			 * a transfer that large.
1162			 */
1163			if (dxfer_len == (65536 * 512)) {
1164				features_out = 0;
1165			} else {
1166				/*
1167				 * Yes, the caller can theoretically send a
1168				 * transfer larger than we can handle.
1169				 * Anyone using this function needs enough
1170				 * knowledge to avoid doing that.
1171				 */
1172				features_out = ((dxfer_len >> 9) & 0xffff);
1173			}
1174		}
1175		auxiliary = (zm_action & 0xf) | (zone_flags << 8);
1176
1177		ata_flags = CAM_ATAIO_FPDMA;
1178	}
1179
1180	cam_fill_ataio(ataio,
1181	    /*retries*/ retries,
1182	    /*cbfcnp*/ cbfcnp,
1183	    /*flags*/ (dxfer_len > 0) ? CAM_DIR_OUT : CAM_DIR_NONE,
1184	    /*tag_action*/ 0,
1185	    /*data_ptr*/ data_ptr,
1186	    /*dxfer_len*/ dxfer_len,
1187	    /*timeout*/ timeout);
1188
1189	ata_48bit_cmd(ataio,
1190	    /*cmd*/ command_out,
1191	    /*features*/ features_out,
1192	    /*lba*/ zone_id,
1193	    /*sector_count*/ sectors_out);
1194
1195	ataio->cmd.flags |= ata_flags;
1196	if (auxiliary != 0) {
1197		ataio->ata_flags |= ATA_FLAG_AUX;
1198		ataio->aux = auxiliary;
1199	}
1200}
1201
1202void
1203ata_zac_mgmt_in(struct ccb_ataio *ataio, uint32_t retries,
1204		void (*cbfcnp)(struct cam_periph *, union ccb *),
1205		int use_ncq, uint8_t zm_action, uint64_t zone_id,
1206		uint8_t zone_flags, uint8_t *data_ptr, uint32_t dxfer_len,
1207		uint32_t timeout)
1208{
1209	uint8_t command_out, ata_flags;
1210	uint16_t features_out, sectors_out;
1211	uint32_t auxiliary;
1212
1213	if (use_ncq == 0) {
1214		command_out = ATA_ZAC_MANAGEMENT_IN;
1215		/* XXX KDM put a macro here */
1216		features_out = (zm_action & 0xf) | (zone_flags << 8);
1217		ata_flags = CAM_ATAIO_DMA;
1218		sectors_out = ((dxfer_len >> 9) & 0xffff);
1219		auxiliary = 0;
1220	} else {
1221		command_out = ATA_RECV_FPDMA_QUEUED;
1222		sectors_out = ATA_RFPDMA_ZAC_MGMT_IN << 8;
1223		auxiliary = (zm_action & 0xf) | (zone_flags << 8);
1224		ata_flags = CAM_ATAIO_FPDMA;
1225		/*
1226		 * For RECEIVE FPDMA QUEUED, the transfer length is
1227		 * encoded in the FEATURE register, and 0 means
1228		 * that 65536 512 byte blocks are to be tranferred.
1229		 * In practice, it is unlikely we will see a transfer that
1230		 * large.
1231		 */
1232		if (dxfer_len == (65536 * 512)) {
1233			features_out = 0;
1234		} else {
1235			/*
1236			 * Yes, the caller can theoretically request a
1237			 * transfer larger than we can handle.
1238			 * Anyone using this function needs enough
1239			 * knowledge to avoid doing that.
1240			 */
1241			features_out = ((dxfer_len >> 9) & 0xffff);
1242		}
1243	}
1244
1245	cam_fill_ataio(ataio,
1246	    /*retries*/ retries,
1247	    /*cbfcnp*/ cbfcnp,
1248	    /*flags*/ CAM_DIR_IN,
1249	    /*tag_action*/ 0,
1250	    /*data_ptr*/ data_ptr,
1251	    /*dxfer_len*/ dxfer_len,
1252	    /*timeout*/ timeout);
1253
1254	ata_48bit_cmd(ataio,
1255	    /*cmd*/ command_out,
1256	    /*features*/ features_out,
1257	    /*lba*/ zone_id,
1258	    /*sector_count*/ sectors_out);
1259
1260	ataio->cmd.flags |= ata_flags;
1261	if (auxiliary != 0) {
1262		ataio->ata_flags |= ATA_FLAG_AUX;
1263		ataio->aux = auxiliary;
1264	}
1265}
1266
1267void
1268ata_param_fixup(struct ata_params *ident_buf)
1269{
1270	int16_t *ptr;
1271
1272	for (ptr = (int16_t *)ident_buf;
1273	     ptr < (int16_t *)ident_buf + sizeof(struct ata_params)/2; ptr++) {
1274		*ptr = le16toh(*ptr);
1275	}
1276	if (strncmp(ident_buf->model, "FX", 2) &&
1277	    strncmp(ident_buf->model, "NEC", 3) &&
1278	    strncmp(ident_buf->model, "Pioneer", 7) &&
1279	    strncmp(ident_buf->model, "SHARP", 5)) {
1280		ata_bswap(ident_buf->model, sizeof(ident_buf->model));
1281		ata_bswap(ident_buf->revision, sizeof(ident_buf->revision));
1282		ata_bswap(ident_buf->serial, sizeof(ident_buf->serial));
1283	}
1284	ata_btrim(ident_buf->model, sizeof(ident_buf->model));
1285	ata_bpack(ident_buf->model, ident_buf->model, sizeof(ident_buf->model));
1286	ata_btrim(ident_buf->revision, sizeof(ident_buf->revision));
1287	ata_bpack(ident_buf->revision, ident_buf->revision, sizeof(ident_buf->revision));
1288	ata_btrim(ident_buf->serial, sizeof(ident_buf->serial));
1289	ata_bpack(ident_buf->serial, ident_buf->serial, sizeof(ident_buf->serial));
1290}
1291