xref: /titanic_44/usr/src/cmd/format/menu_command.c (revision fcf3ce441efd61da9bb2884968af01cb7c1452cc)
1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License (the "License").
6  * You may not use this file except in compliance with the License.
7  *
8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9  * or http://www.opensolaris.org/os/licensing.
10  * See the License for the specific language governing permissions
11  * and limitations under the License.
12  *
13  * When distributing Covered Code, include this CDDL HEADER in each
14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15  * If applicable, add the following below this CDDL HEADER, with the
16  * fields enclosed by brackets "[]" replaced with your own identifying
17  * information: Portions Copyright [yyyy] [name of copyright owner]
18  *
19  * CDDL HEADER END
20  */
21 /*
22  * Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
23  * Use is subject to license terms.
24  */
25 
26 /*
27  * This file contains functions that implement the command menu commands.
28  */
29 
30 #include "global.h"
31 #include <time.h>
32 #include <sys/time.h>
33 #include <sys/resource.h>
34 #include <sys/wait.h>
35 #include <strings.h>
36 #include <signal.h>
37 #include <stdlib.h>
38 #include <string.h>
39 
40 #if defined(sparc)
41 #include <sys/hdio.h>
42 #endif /* defined(sparc) */
43 
44 #include "main.h"
45 #include "analyze.h"
46 #include "menu.h"
47 #include "menu_command.h"
48 #include "menu_defect.h"
49 #include "menu_partition.h"
50 #include "param.h"
51 #include "misc.h"
52 #include "label.h"
53 #include "startup.h"
54 #include "partition.h"
55 #include "prompts.h"
56 #include "checkdev.h"
57 #include "io.h"
58 #include "ctlr_scsi.h"
59 #include "auto_sense.h"
60 #include "modify_partition.h"
61 
62 
63 extern	struct menu_item menu_partition[];
64 extern	struct menu_item menu_analyze[];
65 extern	struct menu_item menu_defect[];
66 
67 /*
68  * Choices for the p_tag vtoc field
69  */
70 slist_t	ptag_choices[] = {
71 	{ "unassigned",	"",	V_UNASSIGNED	},
72 	{ "boot",	"",	V_BOOT		},
73 	{ "root",	"",	V_ROOT		},
74 	{ "swap",	"",	V_SWAP		},
75 	{ "usr",	"",	V_USR		},
76 	{ "backup",	"",	V_BACKUP	},
77 	{ "stand",	"",	V_STAND		},
78 	{ "var",	"",	V_VAR		},
79 	{ "home",	"",	V_HOME		},
80 	{ "alternates",	"",	V_ALTSCTR	},
81 	{ "reserved",	"",	V_RESERVED	},
82 	{ NULL }
83 };
84 
85 
86 /*
87  * Choices for the p_flag vtoc field
88  */
89 slist_t	pflag_choices[] = {
90 	{ "wm",	"read-write, mountable",	0		},
91 	{ "wu",	"read-write, unmountable",	V_UNMNT		},
92 	{ "rm",	"read-only, mountable",		V_RONLY		},
93 	{ "ru",	"read-only, unmountable",	V_RONLY|V_UNMNT	},
94 	{ NULL }
95 };
96 
97 
98 /*
99  * This routine implements the 'disk' command.  It allows the user to
100  * select a disk to be current.  The list of choices is the list of
101  * disks that were found at startup time.
102  */
103 int
104 c_disk()
105 {
106 	struct disk_info	*disk;
107 	u_ioparam_t		ioparam;
108 	int			i;
109 	int			ndisks = 0;
110 	int			blind_select = 0;
111 	int			deflt;
112 	int			index;
113 	int			*defltptr = NULL;
114 	int			more = 0;
115 	int			more_quit = 0;
116 	int			one_line = 0;
117 	int			tty_lines;
118 
119 /*
120  * This buffer holds the check() prompt that verifies we've got the right
121  * disk when performing a blind selection.  The size should be sufficient
122  * to hold the prompt string, plus 256 characters for the disk name -
123  * way more than should ever be necessary.  See the #define in misc.h.
124  */
125 	char			chk_buf[BLIND_SELECT_VER_PROMPT];
126 
127 	if (istokenpresent()) {
128 		/*
129 		 * disk number to be selected is already in the
130 		 * input stream .
131 		 */
132 		TOKEN token, cleantoken;
133 
134 		/*
135 		 * Get the disk number the user has given.
136 		 */
137 		i = 0;
138 		for (disk = disk_list; disk != NULL; disk = disk->disk_next) {
139 			i++;
140 		}
141 
142 		ioparam.io_bounds.lower = 0;
143 		ioparam.io_bounds.upper = i - 1;
144 		(void) gettoken(token);
145 		clean_token(cleantoken, token);
146 
147 		/*
148 		 * Convert the token into an integer.
149 		 */
150 		if (geti(cleantoken, &index, (int *)NULL))
151 			return (0);
152 
153 		/*
154 		 * Check to be sure it is within the legal bounds.
155 		 */
156 		if ((index < 0) || (index >= i)) {
157 			err_print("`%d' is out of range.\n", index);
158 			return (0);
159 		}
160 		goto checkdisk;
161 	}
162 
163 	fmt_print("\n\nAVAILABLE DISK SELECTIONS:\n");
164 
165 	i = 0;
166 	if ((option_f == (char *)NULL) && isatty(0) == 1 && isatty(1) == 1) {
167 		/*
168 		 * We have a real terminal for std input and output, enable
169 		 * more style of output for disk selection list.
170 		 */
171 		more = 1;
172 		tty_lines = get_tty_lines();
173 		enter_critical();
174 		echo_off();
175 		charmode_on();
176 		exit_critical();
177 	}
178 
179 	/*
180 	 * Loop through the list of found disks.
181 	 */
182 	for (disk = disk_list; disk != NULL; disk = disk->disk_next) {
183 		/*
184 		 * If using more output, account 2 lines for each disk.
185 		 */
186 		if (more && !more_quit && i && (one_line ||
187 		    ((2 * i + 1) % (tty_lines - 2) <= 1))) {
188 			int	c;
189 
190 			/*
191 			 * Get the next character.
192 			 */
193 			fmt_print("- hit space for more or s to select - ");
194 			c = getchar();
195 			fmt_print("\015");
196 			one_line = 0;
197 			/*
198 			 * Handle display one line command
199 			 * (return key)
200 			 */
201 			if (c == '\012') {
202 				one_line++;
203 			}
204 			/* Handle Quit command */
205 			if (c == 'q') {
206 				fmt_print(
207 				"                       \015");
208 				more_quit++;
209 			}
210 			/* Handle ^D command */
211 			if (c == '\004')
212 				fullabort();
213 			/* or get on with the show */
214 			if (c == 's' || c == 'S') {
215 				fmt_print("%80s\n", " ");
216 				break;
217 			}
218 		}
219 		/*
220 		 * If this is the current disk, mark it as
221 		 * the default.
222 		 */
223 		if (cur_disk == disk) {
224 			deflt = i;
225 			defltptr = &deflt;
226 		}
227 		if (!more || !more_quit)
228 			pr_diskline(disk, i);
229 		i++;
230 	}
231 	if (more) {
232 		enter_critical();
233 		charmode_off();
234 		echo_on();
235 		exit_critical();
236 	}
237 
238 	/*
239 	 * Determine total number of disks, and ask the user which disk he
240 	 * would like to make current.
241 	 */
242 
243 	for (disk = disk_list; disk != NULL; disk = disk->disk_next) {
244 		ndisks++;
245 	}
246 
247 	ioparam.io_bounds.lower = 0;
248 	ioparam.io_bounds.upper = ndisks - 1;
249 	index = input(FIO_INT, "Specify disk (enter its number)", ':',
250 	    &ioparam, defltptr, DATA_INPUT);
251 
252 	if (index >= i) {
253 		blind_select = 1;
254 	}
255 
256 	/*
257 	 * Find the disk chosen.  Search through controllers/disks
258 	 * in the same original order, so we match what the user
259 	 * chose.
260 	 */
261 checkdisk:
262 	i = 0;
263 	for (disk = disk_list; disk != NULL; disk = disk->disk_next) {
264 		if (i == index)
265 			goto found;
266 		i++;
267 	}
268 	/*
269 	 * Should never happen.
270 	 */
271 	impossible("no disk found");
272 
273 found:
274 	if (blind_select) {
275 		(void) snprintf(chk_buf, sizeof (chk_buf),
276 "Disk %s selected - is this the desired disk? ", disk->disk_name);
277 		if (check(chk_buf)) {
278 			return (-1);
279 		}
280 	}
281 
282 	/*
283 	 * Update the state.  We lock out interrupts so the state can't
284 	 * get half-updated.
285 	 */
286 
287 	enter_critical();
288 	init_globals(disk);
289 	exit_critical();
290 
291 	/*
292 	 * If type unknown and interactive, ask user to specify type.
293 	 * Also, set partition table (best guess) too.
294 	 */
295 	if (!option_f && ncyl == 0 && nhead == 0 && nsect == 0 &&
296 		(disk->label_type != L_TYPE_EFI)) {
297 		    (void) c_type();
298 	}
299 
300 	/*
301 	 * Get the Solaris Fdisk Partition information
302 	 */
303 	if (nhead != 0 && nsect != 0)
304 		(void) copy_solaris_part(&cur_disk->fdisk_part);
305 
306 	if (cur_disk->fdisk_part.numsect == 0) {
307 		err_print("\nNo fdisk solaris partition found.\n");
308 		goto exit;
309 	}
310 
311 	if ((cur_disk->label_type == L_TYPE_EFI) &&
312 	    (cur_disk->disk_parts->etoc->efi_flags &
313 		EFI_GPT_PRIMARY_CORRUPT)) {
314 		    err_print("Reading the primary EFI GPT label ");
315 		    err_print("failed.  Using backup label.\n");
316 		    err_print("Use the 'backup' command to restore ");
317 		    err_print("the primary label.\n");
318 	}
319 	/*
320 	 * If the label of the disk is marked dirty,
321 	 * see if they'd like to label the disk now.
322 	 */
323 	if (cur_disk->disk_flags & DSK_LABEL_DIRTY) {
324 		if (check("Disk not labeled.  Label it now") == 0) {
325 			if (write_label()) {
326 				err_print("Write label failed\n");
327 			} else {
328 				cur_disk->disk_flags &= ~DSK_LABEL_DIRTY;
329 			}
330 		}
331 	}
332 exit:
333 	return (0);
334 }
335 
336 /*
337  * This routine implements the 'type' command.  It allows the user to
338  * specify the type of the current disk.  It should be necessary only
339  * if the disk was not labelled or was somehow labelled incorrectly.
340  * The list of legal types for the disk comes from information that was
341  * in the data file.
342  */
343 int
344 c_type()
345 {
346 	struct disk_type	*type, *tptr, *oldtype;
347 	u_ioparam_t		ioparam;
348 	int			i, index, deflt, *defltptr = NULL;
349 	struct disk_type	disk_type;
350 	struct disk_type	*d = &disk_type;
351 	int			first_disk;
352 	int			auto_conf_choice;
353 	int			other_choice;
354 	struct dk_label		label;
355 	struct efi_info		efi_info;
356 	uint64_t		maxLBA;
357 	char			volname[LEN_DKL_VVOL];
358 	int			volinit = 0;
359 
360 	/*
361 	 * There must be a current disk.
362 	 */
363 	if (cur_disk == NULL) {
364 		err_print("Current Disk is not set.\n");
365 		return (-1);
366 	}
367 	oldtype = cur_disk->disk_type;
368 	type = cur_ctype->ctype_dlist;
369 	/*
370 	 * Print out the list of choices.
371 	 */
372 	fmt_print("\n\nAVAILABLE DRIVE TYPES:\n");
373 	first_disk = 0;
374 	if (cur_ctype->ctype_ctype == DKC_SCSI_CCS) {
375 		auto_conf_choice = 0;
376 		fmt_print("        %d. Auto configure\n", first_disk++);
377 	} else {
378 		auto_conf_choice = -1;
379 	}
380 	i = first_disk;
381 	for (tptr = type; tptr != NULL; tptr = tptr->dtype_next) {
382 		/*
383 		 * If we pass the current type, mark it to be the default.
384 		 */
385 		if (cur_dtype == tptr) {
386 			deflt = i;
387 			defltptr = &deflt;
388 		}
389 		if (cur_disk->label_type == L_TYPE_EFI) {
390 			continue;
391 		}
392 		if (tptr->dtype_asciilabel)
393 		    fmt_print("        %d. %s\n", i++, tptr->dtype_asciilabel);
394 	}
395 	other_choice = i;
396 	fmt_print("        %d. other\n", i);
397 	ioparam.io_bounds.lower = 0;
398 	ioparam.io_bounds.upper = i;
399 	/*
400 	 * Ask the user which type the disk is.
401 	 */
402 	index = input(FIO_INT, "Specify disk type (enter its number)", ':',
403 	    &ioparam, defltptr, DATA_INPUT);
404 	/*
405 	 * Find the type s/he chose.
406 	 */
407 	if (index == auto_conf_choice) {
408 		float			scaled;
409 		diskaddr_t		nblks;
410 		int			nparts;
411 
412 		/*
413 		 * User chose "auto configure".
414 		 */
415 	    (void) strcpy(x86_devname, cur_disk->disk_name);
416 	    switch (cur_disk->label_type) {
417 	    case L_TYPE_SOLARIS:
418 		if ((tptr = auto_sense(cur_file, 1, &label)) == NULL) {
419 			err_print("Auto configure failed\n");
420 			return (-1);
421 		}
422 		fmt_print("%s: configured with capacity of ",
423 			cur_disk->disk_name);
424 		nblks = (diskaddr_t)tptr->dtype_ncyl * tptr->dtype_nhead *
425 			tptr->dtype_nsect;
426 		scaled = bn2mb(nblks);
427 		if (scaled > 1024.0) {
428 			fmt_print("%1.2fGB\n", scaled/1024.0);
429 		} else {
430 			fmt_print("%1.2fMB\n", scaled);
431 		}
432 		fmt_print("<%s cyl %d alt %d hd %d sec %d>\n",
433 			tptr->dtype_asciilabel, tptr->dtype_ncyl,
434 			tptr->dtype_acyl, tptr->dtype_nhead,
435 			tptr->dtype_nsect);
436 		break;
437 	    case L_TYPE_EFI:
438 		if ((tptr = auto_efi_sense(cur_file, &efi_info)) == NULL) {
439 			err_print("Auto configure failed\n");
440 			return (-1);
441 		}
442 		fmt_print("%s: configured with capacity of ",
443 			cur_disk->disk_name);
444 		scaled = bn2mb(efi_info.capacity);
445 		if (scaled > 1024.0) {
446 			fmt_print("%1.2fGB\n", scaled/1024.0);
447 		} else {
448 			fmt_print("%1.2fMB\n", scaled);
449 		}
450 		print_efi_string(efi_info.vendor, efi_info.product,
451 		    efi_info.revision, efi_info.capacity);
452 		fmt_print("\n");
453 		for (nparts = 0; nparts < cur_parts->etoc->efi_nparts;
454 			nparts++) {
455 		    if (cur_parts->etoc->efi_parts[nparts].p_tag ==
456 			V_RESERVED) {
457 			if (cur_parts->etoc->efi_parts[nparts].p_name) {
458 			    (void) strcpy(volname,
459 				cur_parts->etoc->efi_parts[nparts].p_name);
460 			    volinit = 1;
461 			}
462 			break;
463 		    }
464 		}
465 		enter_critical();
466 		if (delete_disk_type(cur_disk->disk_type) != 0) {
467 			fmt_print("Autoconfiguration failed.\n");
468 			return (-1);
469 		}
470 		cur_disk->disk_type = tptr;
471 		cur_disk->disk_parts = tptr->dtype_plist;
472 		init_globals(cur_disk);
473 		exit_critical();
474 		if (volinit) {
475 		    for (nparts = 0; nparts < cur_parts->etoc->efi_nparts;
476 				nparts++) {
477 			if (cur_parts->etoc->efi_parts[nparts].p_tag ==
478 				V_RESERVED) {
479 			    (void) strcpy(
480 				cur_parts->etoc->efi_parts[nparts].p_name,
481 				    volname);
482 			    (void) strlcpy(cur_disk->v_volume, volname,
483 				    LEN_DKL_VVOL);
484 			    break;
485 			}
486 		    }
487 		}
488 		return (0);
489 		break;
490 	    default:
491 		/* Should never happen */
492 		return (-1);
493 	    }
494 	} else if ((index == other_choice) && (cur_label == L_TYPE_SOLARIS)) {
495 		/*
496 		 * User chose "other".
497 		 * Get the standard information on the new type.
498 		 * Put all information in a tmp structure, in
499 		 * case user aborts.
500 		 */
501 		bzero((char *)d, sizeof (struct disk_type));
502 
503 		d->dtype_ncyl = get_ncyl();
504 		d->dtype_acyl = get_acyl(d->dtype_ncyl);
505 		d->dtype_pcyl = get_pcyl(d->dtype_ncyl, d->dtype_acyl);
506 		d->dtype_nhead = get_nhead();
507 		d->dtype_phead = get_phead(d->dtype_nhead, &d->dtype_options);
508 		d->dtype_nsect = get_nsect();
509 		d->dtype_psect = get_psect(&d->dtype_options);
510 		d->dtype_bpt = get_bpt(d->dtype_nsect, &d->dtype_options);
511 		d->dtype_rpm = get_rpm();
512 		d->dtype_fmt_time = get_fmt_time(&d->dtype_options);
513 		d->dtype_cyl_skew = get_cyl_skew(&d->dtype_options);
514 		d->dtype_trk_skew = get_trk_skew(&d->dtype_options);
515 		d->dtype_trks_zone = get_trks_zone(&d->dtype_options);
516 		d->dtype_atrks = get_atrks(&d->dtype_options);
517 		d->dtype_asect = get_asect(&d->dtype_options);
518 		d->dtype_cache = get_cache(&d->dtype_options);
519 		d->dtype_threshold = get_threshold(&d->dtype_options);
520 		d->dtype_prefetch_min = get_min_prefetch(&d->dtype_options);
521 		d->dtype_prefetch_max = get_max_prefetch(d->dtype_prefetch_min,
522 			&d->dtype_options);
523 		d->dtype_bps = get_bps();
524 #if defined(sparc)
525 		d->dtype_dr_type = 0;
526 #endif /* defined(sparc) */
527 
528 		d->dtype_asciilabel = get_asciilabel();
529 
530 		/*
531 		 * Add the new type to the list of possible types for
532 		 * this controller.  We lock out interrupts so the lists
533 		 * can't get munged.  We put off actually allocating the
534 		 * structure till here in case the user wanted to
535 		 * interrupt while still inputting information.
536 		 */
537 		enter_critical();
538 		tptr = (struct disk_type *)zalloc(sizeof (struct disk_type));
539 		if (type == NULL)
540 			cur_ctype->ctype_dlist = tptr;
541 		else {
542 			while (type->dtype_next != NULL)
543 				type = type->dtype_next;
544 			type->dtype_next = tptr;
545 		}
546 		bcopy((char *)d, (char *)tptr, sizeof (disk_type));
547 		tptr->dtype_next = NULL;
548 		/*
549 		 * the new disk type does not have any defined
550 		 * partition table . Hence copy the current partition
551 		 * table if possible else create a default
552 		 * paritition table.
553 		 */
554 		new_partitiontable(tptr, oldtype);
555 	} else if ((index == other_choice) && (cur_label == L_TYPE_EFI)) {
556 		maxLBA = get_mlba();
557 		cur_parts->etoc->efi_last_lba = maxLBA;
558 		cur_parts->etoc->efi_last_u_lba = maxLBA - 34;
559 		for (i = 0; i < cur_parts->etoc->efi_nparts; i++) {
560 		    cur_parts->etoc->efi_parts[i].p_start = 0;
561 		    cur_parts->etoc->efi_parts[i].p_size = 0;
562 		    cur_parts->etoc->efi_parts[i].p_tag = V_UNASSIGNED;
563 		}
564 		cur_parts->etoc->efi_parts[8].p_start =
565 			maxLBA - 34 - (1024 * 16);
566 		cur_parts->etoc->efi_parts[8].p_size = (1024 * 16);
567 		cur_parts->etoc->efi_parts[8].p_tag = V_RESERVED;
568 		if (write_label()) {
569 		    err_print("Write label failed\n");
570 		} else {
571 		    cur_disk->disk_flags &= ~DSK_LABEL_DIRTY;
572 		}
573 		return (0);
574 	} else {
575 		/*
576 		 * User picked an existing disk type.
577 		 */
578 		i = first_disk;
579 		tptr = type;
580 		while (i < index) {
581 		    if (tptr->dtype_asciilabel) {
582 			i++;
583 		    }
584 		    tptr = tptr->dtype_next;
585 		}
586 		if ((tptr->dtype_asciilabel == NULL) &&
587 		    (tptr->dtype_next != NULL)) {
588 			while (tptr->dtype_asciilabel == NULL) {
589 				tptr = tptr->dtype_next;
590 			}
591 		}
592 	}
593 	/*
594 	 * Check for mounted file systems in the format zone.
595 	 * One potential problem with this would be that check()
596 	 * always returns 'yes' when running out of a file.  However,
597 	 * it is actually ok because we don't let the program get
598 	 * started if there are mounted file systems and we are
599 	 * running from a file.
600 	 */
601 	if ((tptr != oldtype) &&
602 			checkmount((diskaddr_t)-1, (diskaddr_t)-1)) {
603 		err_print(
604 		"Cannot set disk type while it has mounted partitions.\n\n");
605 		return (-1);
606 	}
607 	/*
608 	 * check for partitions being used for swapping in format zone
609 	 */
610 	if ((tptr != oldtype) &&
611 			checkswap((diskaddr_t)-1, (diskaddr_t)-1)) {
612 		err_print("Cannot set disk type while its partition are \
613 currently being used for swapping.\n");
614 		return (-1);
615 	}
616 
617 	/*
618 	 * Check for partitions being used in SVM, VxVM or LU devices
619 	 */
620 
621 	if ((tptr != oldtype) &&
622 		checkdevinuse(cur_disk->disk_name, (diskaddr_t)-1,
623 		    (diskaddr_t)-1, 0, 0)) {
624 		err_print("Cannot set disk type while its "
625 		    "partitions are currently in use.\n");
626 				return (-1);
627 	}
628 	/*
629 	 * If the type selected is different from the previous type,
630 	 * mark the disk as not labelled and reload the current
631 	 * partition info.  This is not essential but probably the
632 	 * right thing to do, since the size of the disk has probably
633 	 * changed.
634 	 */
635 	enter_critical();
636 	if (tptr != oldtype) {
637 		cur_disk->disk_type = tptr;
638 		cur_disk->disk_parts = NULL;
639 		cur_disk->disk_flags &= ~DSK_LABEL;
640 	}
641 	/*
642 	 * Initialize the state of the current disk.
643 	 */
644 	init_globals(cur_disk);
645 	(void) get_partition();
646 	exit_critical();
647 
648 	/*
649 	 * If the label of the disk is marked dirty,
650 	 * see if they'd like to label the disk now.
651 	 */
652 	if (cur_disk->disk_flags & DSK_LABEL_DIRTY) {
653 		if (check("Disk not labeled.  Label it now") == 0) {
654 			if (write_label()) {
655 				err_print("Write label failed\n");
656 			} else {
657 				cur_disk->disk_flags &= ~DSK_LABEL_DIRTY;
658 			}
659 		}
660 	}
661 
662 	return (0);
663 }
664 
665 /*
666  * This routine implements the 'partition' command.  It simply runs
667  * the partition menu.
668  */
669 int
670 c_partition()
671 {
672 
673 	/*
674 	 * There must be a current disk type and a current disk
675 	 */
676 	if (cur_dtype == NULL) {
677 		err_print("Current Disk Type is not set.\n");
678 		return (-1);
679 	}
680 	/*
681 	 * Check for a valid fdisk table entry for Solaris
682 	 */
683 	if (!good_fdisk()) {
684 		return (-1);
685 	}
686 
687 	cur_menu++;
688 	last_menu = cur_menu;
689 
690 #ifdef	not
691 	/*
692 	 * If there is no current partition table, make one.  This is
693 	 * so the commands within the menu never have to check for
694 	 * a non-existent table.
695 	 */
696 	if (cur_parts == NULL)
697 		err_print("making partition.\n");
698 		make_partition();
699 #endif	/* not */
700 
701 	/*
702 	 * Run the menu.
703 	 */
704 	run_menu(menu_partition, "PARTITION", "partition", 0);
705 	cur_menu--;
706 	return (0);
707 }
708 
709 /*
710  * This routine implements the 'current' command.  It describes the
711  * current disk.
712  */
713 int
714 c_current()
715 {
716 
717 	/*
718 	 * If there is no current disk, say so.  Note that this is
719 	 * not an error since it is a legitimate response to the inquiry.
720 	 */
721 	if (cur_disk == NULL) {
722 		fmt_print("No Current Disk.\n");
723 		return (0);
724 	}
725 	/*
726 	 * Print out the info we have on the current disk.
727 	 */
728 	fmt_print("Current Disk = %s", cur_disk->disk_name);
729 	if (chk_volname(cur_disk)) {
730 		fmt_print(": ");
731 		print_volname(cur_disk);
732 	}
733 	fmt_print("\n");
734 	if (cur_disk->devfs_name != NULL) {
735 		if (cur_dtype == NULL) {
736 			fmt_print("<type unknown>\n");
737 		} else if (cur_label == L_TYPE_SOLARIS) {
738 			fmt_print("<%s cyl %d alt %d hd %d sec %d>\n",
739 				cur_dtype->dtype_asciilabel, ncyl,
740 				acyl, nhead, nsect);
741 		} else if (cur_label == L_TYPE_EFI) {
742 			print_efi_string(cur_dtype->vendor,
743 			    cur_dtype->product, cur_dtype->revision,
744 			    cur_dtype->capacity);
745 			fmt_print("\n");
746 		}
747 		fmt_print("%s\n", cur_disk->devfs_name);
748 	} else {
749 		fmt_print("%s%d: <", cur_ctlr->ctlr_dname,
750 			cur_disk->disk_dkinfo.dki_unit);
751 		if (cur_dtype == NULL) {
752 			fmt_print("type unknown");
753 		} else if (cur_label == L_TYPE_SOLARIS) {
754 			fmt_print("%s cyl %d alt %d hd %d sec %d",
755 				cur_dtype->dtype_asciilabel, ncyl,
756 				acyl, nhead, nsect);
757 		} else if (cur_label == L_TYPE_EFI) {
758 			print_efi_string(cur_dtype->vendor,
759 			    cur_dtype->product, cur_dtype->revision,
760 			    cur_dtype->capacity);
761 			fmt_print("\n");
762 		}
763 		fmt_print(">\n");
764 	}
765 	fmt_print("\n");
766 	return (0);
767 }
768 /*
769  * This routine implements the 'format' command.  It allows the user
770  * to format and verify any portion of the disk.
771  */
772 int
773 c_format()
774 {
775 	diskaddr_t		start, end;
776 	time_t			clock;
777 	int			format_time, format_tracks, format_cyls;
778 	int			format_interval;
779 	diskaddr_t		deflt;
780 	int			status;
781 	u_ioparam_t		ioparam;
782 
783 	/*
784 	 * There must be a current disk type and a current disk
785 	 */
786 	if (cur_dtype == NULL) {
787 		err_print("Current Disk Type is not set.\n");
788 		return (-1);
789 	}
790 
791 	/*
792 	 * There must be a format routine in cur_ops structure to have
793 	 *  this routine work.
794 	 */
795 	if (cur_ops->op_format == NULL) {
796 		err_print(
797 "Cannot format this drive. Please use your Manufacturer supplied formatting "
798 "utility.\n");
799 		return (-1);
800 	}
801 
802 	/*
803 	 * There must be a current defect list.  Except for
804 	 * unformatted SCSI disks.  For them the defect list
805 	 * can only be retrieved after formatting the disk.
806 	 */
807 	if ((cur_ctype->ctype_flags & CF_SCSI) && !EMBEDDED_SCSI &&
808 		(cur_ctype->ctype_flags & CF_DEFECTS) &&
809 			! (cur_flags & DISK_FORMATTED)) {
810 		cur_list.flags |= LIST_RELOAD;
811 
812 	} else if (cur_list.list == NULL && !EMBEDDED_SCSI) {
813 		err_print("Current Defect List must be initialized.\n");
814 		return (-1);
815 	}
816 	/*
817 	 * Ask for the bounds of the format.  We always use the whole
818 	 * disk as the default, since that is the most likely case.
819 	 * Note, for disks which must be formatted accross the whole disk,
820 	 * don't bother the user.
821 	 */
822 	ioparam.io_bounds.lower = start = 0;
823 	if (cur_label == L_TYPE_SOLARIS) {
824 	    if (cur_ctype->ctype_flags & CF_SCSI) {
825 		ioparam.io_bounds.upper = end = datasects() - 1;
826 	    } else {
827 		ioparam.io_bounds.upper = end = physsects() - 1;
828 	    }
829 	} else {
830 	    ioparam.io_bounds.upper = end = cur_parts->etoc->efi_last_lba;
831 	}
832 
833 	if (! (cur_ctlr->ctlr_flags & DKI_FMTVOL)) {
834 		deflt = ioparam.io_bounds.lower;
835 		start = input(FIO_BN,
836 			"Enter starting block number", ':',
837 			&ioparam, (int *)&deflt, DATA_INPUT);
838 		ioparam.io_bounds.lower = start;
839 		deflt = ioparam.io_bounds.upper;
840 		end = input(FIO_BN,
841 			"Enter ending block number", ':',
842 			&ioparam, (int *)&deflt, DATA_INPUT);
843 	}
844 	/*
845 	 * Some disks can format tracks.  Make sure the whole track is
846 	 * specified for them.
847 	 */
848 	if (cur_ctlr->ctlr_flags & DKI_FMTTRK) {
849 		if (bn2s(start) != 0 ||
850 				bn2s(end) != sectors(bn2h(end)) - 1) {
851 			err_print("Controller requires formatting of ");
852 			err_print("entire tracks.\n");
853 			return (-1);
854 		}
855 	}
856 	/*
857 	 * Check for mounted file systems in the format zone, and if we
858 	 * find any, make sure they are really serious.  One potential
859 	 * problem with this would be that check() always returns 'yes'
860 	 * when running out of a file.  However, it is actually ok
861 	 * because we don't let the program get started if there are
862 	 * mounted file systems and we are running from a file.
863 	 */
864 	if (checkmount(start, end)) {
865 		err_print(
866 		"Cannot format disk while it has mounted partitions.\n\n");
867 		return (-1);
868 	}
869 	/*
870 	 * check for partitions being used for swapping in format zone
871 	 */
872 	if (checkswap(start, end)) {
873 		err_print("Cannot format disk while its partition are \
874 currently being used for swapping.\n");
875 		return (-1);
876 	}
877 	/*
878 	 * Check for partitions being used in SVM, VxVM or LU devices
879 	 * in this format zone
880 	 */
881 	if (checkdevinuse(cur_disk->disk_name, start, end, 0, 0)) {
882 		err_print("Cannot format disk while its partitions "
883 			    "are currently in use.\n");
884 			return (-1);
885 	}
886 
887 	if (SCSI && (format_time = scsi_format_time()) > 0) {
888 		fmt_print(
889 		    "Ready to format.  Formatting cannot be interrupted\n"
890 		    "and takes %d minutes (estimated). ", format_time);
891 
892 	} else if (cur_dtype->dtype_options & SUP_FMTTIME) {
893 		/*
894 		 * Formatting time is (2 * time of 1 spin * number of
895 		 * tracks) + (step rate * number of cylinders) rounded
896 		 * up to the nearest minute.  Note, a 10% fudge factor
897 		 * is thrown in for insurance.
898 		 */
899 		if (cur_dtype->dtype_fmt_time == 0)
900 			cur_dtype->dtype_fmt_time = 2;
901 
902 		format_tracks = ((end-start) / cur_dtype->dtype_nsect) + 1;
903 		format_cyls = format_tracks / cur_dtype->dtype_nhead;
904 		format_tracks = format_tracks * cur_dtype->dtype_fmt_time;
905 
906 		/*
907 		 * ms.
908 		 */
909 		format_time = ((60000 / cur_dtype->dtype_rpm) +1) *
910 			format_tracks + format_cyls * 7;
911 		/*
912 		 * 20% done tick (sec)
913 		 */
914 		format_interval = format_time / 5000;
915 		/*
916 		 * min.
917 		 */
918 		format_time = (format_time + 59999) / 60000;
919 
920 		/*
921 		 * Check format time values and make adjustments
922 		 * to prevent sleeping too long (forever?) or
923 		 * too short.
924 		 */
925 		if (format_time <= 1) {
926 			/*
927 			 * Format time is less than 1 min..
928 			 */
929 			format_time = 1;
930 		}
931 
932 		if (format_interval < 11) {
933 			/* Format time is less than 1 minute. */
934 			if (format_interval < 2)
935 				format_interval = 2;	/* failsafe */
936 			format_interval = 10;
937 		} else {
938 			/* Format time is greater than 1 minute. */
939 			format_interval -= 10;
940 		}
941 
942 		fmt_print(
943 		    "Ready to format.  Formatting cannot be interrupted\n"
944 		    "and takes %d minutes (estimated). ", format_time);
945 	} else {
946 		fmt_print(
947 		    "Ready to format.  Formatting cannot be interrupted.\n");
948 	}
949 	if (check("Continue")) {
950 		return (-1);
951 	}
952 
953 	/*
954 	 * Print the time so that the user will know when format started.
955 	 * Lock out interrupts.  This could be a problem, since it could
956 	 * cause the user to sit for quite awhile with no control, but we
957 	 * don't have any other good way of keeping his gun from going off.
958 	 */
959 	clock = time((time_t *)0);
960 	fmt_print("Beginning format. The current time is %s\n",
961 		ctime(&clock));
962 	enter_critical();
963 	/*
964 	 * Mark the defect list dirty so it will be rewritten when we are
965 	 * done.  It is possible to qualify this so it doesn't always
966 	 * get rewritten, but it's not worth the trouble.
967 	 * Note: no defect lists for embedded scsi drives.
968 	 */
969 	if (!EMBEDDED_SCSI) {
970 		cur_list.flags |= LIST_DIRTY;
971 	}
972 	/*
973 	 * If we are formatting over any of the labels, mark the label
974 	 * dirty so it will be rewritten.
975 	 */
976 	if (cur_disk->label_type == L_TYPE_SOLARIS) {
977 	    if (start < totalsects() && end >= datasects()) {
978 		if (cur_disk->disk_flags & DSK_LABEL)
979 			cur_flags |= LABEL_DIRTY;
980 	    }
981 	} else if (cur_disk->label_type == L_TYPE_EFI) {
982 	    if (start < 34) {
983 		if (cur_disk->disk_flags & DSK_LABEL)
984 		    cur_flags |= LABEL_DIRTY;
985 	    }
986 	}
987 	if (start == 0) {
988 		cur_flags |= LABEL_DIRTY;
989 	}
990 	/*
991 	 * Do the format. bugid 1009138 removed the use of fork to
992 	 * background the format and print a tick.
993 	 */
994 
995 	status = (*cur_ops->op_format)(start, end, &cur_list);
996 	if (status) {
997 		exit_critical();
998 		err_print("failed\n");
999 		return (-1);
1000 	}
1001 	fmt_print("done\n");
1002 	if (option_msg && diag_msg) {
1003 		clock = time((time_t *)0);
1004 		fmt_print("The current time is %s\n", ctime(&clock));
1005 	}
1006 	cur_flags |= DISK_FORMATTED;
1007 	/*
1008 	 * If the defect list or label is dirty, write them out again.
1009 	 * Note, for SCSI we have to wait til now to load defect list
1010 	 * since we can't access it until after formatting a virgin disk.
1011 	 */
1012 	/* enter_critical(); */
1013 	if (cur_list.flags & LIST_RELOAD) {
1014 		assert(!EMBEDDED_SCSI);
1015 		if (*cur_ops->op_ex_man == NULL ||
1016 		    (*cur_ops->op_ex_man)(&cur_list)) {
1017 			err_print("Warning: unable to reload defect list\n");
1018 			cur_list.flags &= ~LIST_DIRTY;
1019 			return (-1);
1020 		}
1021 		cur_list.flags |= LIST_DIRTY;
1022 	}
1023 
1024 	if (cur_list.flags & LIST_DIRTY) {
1025 		assert(!EMBEDDED_SCSI);
1026 		write_deflist(&cur_list);
1027 		cur_list.flags = 0;
1028 	}
1029 	if (cur_flags & LABEL_DIRTY) {
1030 		(void) write_label();
1031 		cur_flags &= ~LABEL_DIRTY;
1032 	}
1033 	/*
1034 	 * Come up for air, since the verify step does not need to
1035 	 * be atomic (it does it's own lockouts when necessary).
1036 	 */
1037 	exit_critical();
1038 	/*
1039 	 * If we are supposed to verify, we do the 'write' test over
1040 	 * the format zone.  The rest of the analysis parameters are
1041 	 * left the way they were.
1042 	 */
1043 	if (scan_auto) {
1044 		scan_entire = 0;
1045 		scan_lower = start;
1046 		scan_upper = end;
1047 		fmt_print("\nVerifying media...");
1048 		status = do_scan(SCAN_PATTERN, F_SILENT);
1049 	}
1050 	/*
1051 	 * If the defect list or label is dirty, write them out again.
1052 	 */
1053 	if (cur_list.flags & LIST_DIRTY) {
1054 		assert(!EMBEDDED_SCSI);
1055 		cur_list.flags = 0;
1056 		write_deflist(&cur_list);
1057 	}
1058 	if (cur_flags & LABEL_DIRTY) {
1059 		cur_flags &= ~LABEL_DIRTY;
1060 		(void) write_label();
1061 	}
1062 	return (status);
1063 }
1064 
1065 /*
1066  * This routine implements the 'repair' command.  It allows the user
1067  * to reallocate sectors on the disk that have gone bad.
1068  */
1069 int
1070 c_repair()
1071 {
1072 	diskaddr_t	bn;
1073 	int		status;
1074 	u_ioparam_t	ioparam;
1075 	char		buf[SECSIZE];
1076 	int		buf_is_good;
1077 	int		block_has_error;
1078 	int		i;
1079 
1080 	/*
1081 	 * There must be a current disk type (and therefore a current disk).
1082 	 */
1083 	if (cur_dtype == NULL) {
1084 		err_print("Current Disk Type is not set.\n");
1085 		return (-1);
1086 	}
1087 	/*
1088 	 * The current disk must be formatted for repair to work.
1089 	 */
1090 	if (!(cur_flags & DISK_FORMATTED)) {
1091 		err_print("Current Disk is unformatted.\n");
1092 		return (-1);
1093 	}
1094 	/*
1095 	 * Check for a valid fdisk table entry for Solaris
1096 	 */
1097 	if (!good_fdisk()) {
1098 		return (-1);
1099 	}
1100 	/*
1101 	 * Repair is an optional command for controllers, so it may
1102 	 * not be supported.
1103 	 */
1104 	if (cur_ops->op_repair == NULL) {
1105 		err_print("Controller does not support repairing.\n");
1106 		err_print("or disk supports automatic defect management.\n");
1107 		return (-1);
1108 	}
1109 	/*
1110 	 * There must be a defect list for non-embedded scsi devices,
1111 	 * since we will add to it.
1112 	 */
1113 	if (!EMBEDDED_SCSI && cur_list.list == NULL) {
1114 		err_print("Current Defect List must be initialized.\n");
1115 		return (-1);
1116 	}
1117 	/*
1118 	 * Ask the user which sector has gone bad.
1119 	 */
1120 	ioparam.io_bounds.lower = 0;
1121 	if (cur_disk->label_type == L_TYPE_SOLARIS) {
1122 	    ioparam.io_bounds.upper = physsects() - 1;
1123 	} else {
1124 	    ioparam.io_bounds.upper = cur_parts->etoc->efi_last_lba;
1125 	}
1126 	bn = input(FIO_BN,
1127 		"Enter absolute block number of defect", ':',
1128 		&ioparam, (int *)NULL, DATA_INPUT);
1129 	/*
1130 	 * Check to see if there is a mounted file system over the
1131 	 * specified sector.  If there is, make sure the user is
1132 	 * really serious.
1133 	 */
1134 	if (checkmount(bn, bn)) {
1135 		if (check("Repair is in a mounted partition, continue"))
1136 			return (-1);
1137 	}
1138 	/*
1139 	 * check for partitions being used for swapping in format zone
1140 	 */
1141 	if (checkswap(bn, bn)) {
1142 		if (check("Repair is in a partition which is currently \
1143 being used for swapping.\ncontinue"))
1144 		return (-1);
1145 	}
1146 
1147 	if (checkdevinuse(cur_disk->disk_name, bn, bn, 0, 0)) {
1148 		if (check("Repair is in a partition which is currently "
1149 		    "in use.\ncontinue"))
1150 			return (-1);
1151 	}
1152 
1153 	/*
1154 	 * Try to read the sector before repairing it.  If we can
1155 	 * get good data out of it, we can write that data back
1156 	 * after the repair.  If the sector looks ok, ask the
1157 	 * user to confirm the repair, since it doesn't appear
1158 	 * necessary.  Try reading the block several times to
1159 	 * see if we can read it consistently.
1160 	 *
1161 	 * First, let's see if the block appears to have problems...
1162 	 */
1163 	block_has_error = 1;
1164 	for (i = 0; i < 5; i++) {
1165 		status = (*cur_ops->op_rdwr)(DIR_READ, cur_file, bn,
1166 				1, buf, (F_SILENT | F_ALLERRS), NULL);
1167 		if (status)
1168 			break;		/* one of the tries failed */
1169 	}
1170 	if (status == 0) {
1171 		block_has_error = 0;
1172 		if (check("\
1173 This block doesn't appear to be bad.  Repair it anyway")) {
1174 			return (0);
1175 		}
1176 	}
1177 	/*
1178 	 * Last chance...
1179 	 */
1180 	if (check("Ready to repair defect, continue")) {
1181 		return (-1);
1182 	}
1183 	/*
1184 	 * We're committed to repairing it.  Try to get any good
1185 	 * data out of the block if possible.  Note that we do
1186 	 * not set the F_ALLERRS flag.
1187 	 */
1188 	buf_is_good = 0;
1189 	for (i = 0; i < 5; i++) {
1190 		status = (*cur_ops->op_rdwr)(DIR_READ, cur_file, bn,
1191 					1, buf, F_SILENT, NULL);
1192 		if (status == 0) {
1193 			buf_is_good = 1;
1194 			break;
1195 		}
1196 	}
1197 	/*
1198 	 * Lock out interrupts so the disk can't get out of sync with
1199 	 * the defect list.
1200 	 */
1201 	enter_critical();
1202 
1203 	fmt_print("Repairing ");
1204 	if (block_has_error) {
1205 		fmt_print("%s error on ", buf_is_good ? "soft" : "hard");
1206 	}
1207 	fmt_print("block %llu (", bn);
1208 	pr_dblock(fmt_print, bn);
1209 	fmt_print(")...");
1210 	/*
1211 	 * Do the repair.
1212 	 */
1213 	status = (*cur_ops->op_repair)(bn, F_NORMAL);
1214 	if (status) {
1215 		fmt_print("failed.\n\n");
1216 	} else {
1217 		/*
1218 		 * The repair worked.  Write the old data to the new
1219 		 * block if we were able to read it, otherwise
1220 		 * zero out the new block.  If it looks like the
1221 		 * new block is bad, let the user know that, too.
1222 		 * Should we attempt auto-repair in this case?
1223 		 */
1224 		fmt_print("ok.\n");
1225 		if (!buf_is_good) {
1226 			bzero(buf, SECSIZE);
1227 		}
1228 		status = (*cur_ops->op_rdwr)(DIR_WRITE, cur_file, bn,
1229 					1, buf, (F_SILENT | F_ALLERRS), NULL);
1230 		if (status == 0) {
1231 			status = (*cur_ops->op_rdwr)(DIR_READ, cur_file,
1232 				bn, 1, buf, (F_SILENT | F_ALLERRS), NULL);
1233 		}
1234 		if (status) {
1235 			fmt_print("The new block %llu (", bn);
1236 			pr_dblock(fmt_print, bn);
1237 			fmt_print(") also appears defective.\n");
1238 		}
1239 		fmt_print("\n");
1240 		/*
1241 		 * Add the bad sector to the defect list, write out
1242 		 * the defect list, and kill off the working list so
1243 		 * it will get synced up with the current defect list
1244 		 * next time we need it.
1245 		 *
1246 		 * For embedded scsi, we don't require a defect list.
1247 		 * However, if we have one, add the defect if the
1248 		 * list includes the grown list.  If not, kill it
1249 		 * to force a resync if we need the list later.
1250 		 */
1251 		if (EMBEDDED_SCSI) {
1252 			if (cur_list.list != NULL) {
1253 				if (cur_list.flags & LIST_PGLIST) {
1254 					add_ldef(bn, &cur_list);
1255 				} else {
1256 					kill_deflist(&cur_list);
1257 				}
1258 			}
1259 		} else if (cur_ctype->ctype_flags & CF_WLIST) {
1260 			kill_deflist(&cur_list);
1261 			if (*cur_ops->op_ex_cur != NULL) {
1262 				(*cur_ops->op_ex_cur)(&cur_list);
1263 				fmt_print("Current list updated\n");
1264 			}
1265 		} else {
1266 			add_ldef(bn, &cur_list);
1267 			write_deflist(&cur_list);
1268 		}
1269 		kill_deflist(&work_list);
1270 	}
1271 	exit_critical();
1272 	/*
1273 	 * Return status.
1274 	 */
1275 	return (status);
1276 }
1277 
1278 /*
1279  * This routine implements the 'show' command.  It translates a disk
1280  * block given in any format into decimal, hexadecimal, and
1281  * cylinder/head/sector format.
1282  */
1283 int
1284 c_show()
1285 {
1286 	u_ioparam_t	ioparam;
1287 	diskaddr_t	bn;
1288 
1289 	/*
1290 	 * There must be a current disk type, so we will know the geometry.
1291 	 */
1292 	if (cur_dtype == NULL) {
1293 		err_print("Current Disk Type is not set.\n");
1294 		return (-1);
1295 	}
1296 	/*
1297 	 * Ask the user for a disk block.
1298 	 */
1299 	ioparam.io_bounds.lower = 0;
1300 	if (cur_disk->label_type == L_TYPE_SOLARIS) {
1301 	    ioparam.io_bounds.upper = physsects() - 1;
1302 	} else {
1303 	    ioparam.io_bounds.upper = cur_parts->etoc->efi_last_lba;
1304 	}
1305 	bn = input(FIO_BN, "Enter a disk block", ':',
1306 	    &ioparam, (int *)NULL, DATA_INPUT);
1307 	/*
1308 	 * Echo it back.
1309 	 */
1310 	fmt_print("Disk block = %lld = 0x%llx = (", bn, bn);
1311 	pr_dblock(fmt_print, bn);
1312 	fmt_print(")\n\n");
1313 	return (0);
1314 }
1315 
1316 /*
1317  * This routine implements the 'label' command.  It writes the
1318  * primary and backup labels onto the current disk.
1319  */
1320 int
1321 c_label()
1322 {
1323 	int			status;
1324 	int			deflt, *defltptr = NULL;
1325 
1326 	/*
1327 	 * There must be a current disk type (and therefore a current disk).
1328 	 */
1329 	if (cur_dtype == NULL) {
1330 		err_print("Current Disk Type is not set.\n");
1331 		return (-1);
1332 	}
1333 	/*
1334 	 * The current disk must be formatted to label it.
1335 	 */
1336 	if (!(cur_flags & DISK_FORMATTED)) {
1337 		err_print("Current Disk is unformatted.\n");
1338 		return (-1);
1339 	}
1340 	/*
1341 	 * Check for a valid fdisk table entry for Solaris
1342 	 */
1343 	if (!good_fdisk()) {
1344 		return (-1);
1345 	}
1346 	/*
1347 	 * Check to see if there are any mounted file systems anywhere
1348 	 * on the current disk.  If so, refuse to label the disk, but
1349 	 * only if the partitions would change for the mounted partitions.
1350 	 *
1351 	 */
1352 	if (checkmount((diskaddr_t)-1, (diskaddr_t)-1)) {
1353 		/* Bleagh, too descriptive */
1354 		if (check_label_with_mount()) {
1355 			err_print("Cannot label disk while it has "
1356 				"mounted partitions.\n\n");
1357 			return (-1);
1358 		}
1359 	}
1360 
1361 	/*
1362 	 * check to see if there any partitions being used for swapping
1363 	 * on the current disk.  If so, refuse to label the disk, but
1364 	 * only if the partitions would change for the mounted partitions.
1365 	 */
1366 	if (checkswap((diskaddr_t)-1, (diskaddr_t)-1)) {
1367 		if (check_label_with_swap()) {
1368 			err_print("Cannot label disk while its "
1369 			    "partitions are currently being used for "
1370 			    "swapping.\n");
1371 			return (-1);
1372 		}
1373 	}
1374 
1375 	/*
1376 	 * Check to see if any partitions used for svm, vxvm or live upgrade
1377 	 * are on the disk. If so, refuse to label the disk, but only
1378 	 * if we are trying to shrink a partition in use.
1379 	 */
1380 	if (checkdevinuse(cur_disk->disk_name, (diskaddr_t)-1,
1381 	    (diskaddr_t)-1, 0, 1)) {
1382 		err_print("Cannot label disk when "
1383 		    "partitions are in use as described.\n");
1384 		return (-1);
1385 	}
1386 
1387 	/*
1388 	 * If there is not a current partition map, warn the user we
1389 	 * are going to use the default.  The default is the first
1390 	 * partition map we encountered in the data file.  If there is
1391 	 * no default we give up.
1392 	 */
1393 	if (cur_parts == NULL) {
1394 		fmt_print("Current Partition Table is not set, "
1395 			"using default.\n");
1396 		cur_disk->disk_parts = cur_parts = cur_dtype->dtype_plist;
1397 		if (cur_parts == NULL) {
1398 			err_print("No default available, cannot label.\n");
1399 			return (-1);
1400 		}
1401 	}
1402 	/*
1403 	 * If expert (-e) mode, then ask user if they wish
1404 	 * to change the current solaris label into an EFI one
1405 	 */
1406 	if (expert_mode) {
1407 #if defined(_SUNOS_VTOC_8)
1408 	    int 		i;
1409 #endif
1410 	    int 		choice;
1411 	    u_ioparam_t		ioparam;
1412 	    struct extvtoc	vtoc;
1413 	    struct dk_label	label;
1414 	    struct dk_gpt	*vtoc64;
1415 	    struct efi_info	efinfo;
1416 	    struct disk_type	*dptr;
1417 
1418 	    /* Ask user what label to use */
1419 	    fmt_print("[0] SMI Label\n");
1420 	    fmt_print("[1] EFI Label\n");
1421 	    ioparam.io_bounds.lower = 0;
1422 	    ioparam.io_bounds.upper = 1;
1423 	    if (cur_label == L_TYPE_SOLARIS)
1424 		deflt = 0;
1425 	    else
1426 		deflt = 1;
1427 	    defltptr = &deflt;
1428 	    choice = input(FIO_INT, "Specify Label type", ':',
1429 		&ioparam, defltptr, DATA_INPUT);
1430 	    if ((choice == 0) && (cur_label == L_TYPE_SOLARIS)) {
1431 		goto expert_end;
1432 	    } else if ((choice == 1) && (cur_label == L_TYPE_EFI)) {
1433 		goto expert_end;
1434 	    }
1435 	    switch (choice) {
1436 	    case 0:
1437 		/*
1438 		 * EFI label to SMI label
1439 		 */
1440 		if (cur_dtype->capacity > INFINITY) {
1441 		    fmt_print("Warning: SMI labels only support up to 2 TB.\n");
1442 		}
1443 
1444 		if (cur_disk->fdisk_part.systid == EFI_PMBR) {
1445 		    fmt_print("Warning: This disk has an EFI label. Changing to"
1446 		    " SMI label will erase all\ncurrent partitions.\n");
1447 		    if (check("Continue"))
1448 			return (-1);
1449 #if defined(_FIRMWARE_NEEDS_FDISK)
1450 		    fmt_print("You must use fdisk to delete the current "
1451 			    "EFI partition and create a new\n"
1452 			    "Solaris partition before you can convert the "
1453 			    "label.\n");
1454 		    return (-1);
1455 #endif
1456 		}
1457 
1458 #if defined(_FIRMWARE_NEEDS_FDISK)
1459 		if (!(((cur_disk->fdisk_part.systid != SUNIXOS) ||
1460 		    (cur_disk->fdisk_part.systid != SUNIXOS2)) &&
1461 		    (cur_disk->fdisk_part.numsect > 0))) {
1462 			fmt_print("You must use fdisk to create a Solaris "
1463 			    "partition before you can convert the label.\n");
1464 			return (-1);
1465 		}
1466 #endif
1467 
1468 		(void) memset((char *)&label, 0, sizeof (struct dk_label));
1469 
1470 		(void) strcpy(x86_devname, cur_disk->disk_name);
1471 		if (cur_ctype->ctype_ctype == DKC_DIRECT)
1472 			dptr = auto_direct_get_geom_label(cur_file,  &label);
1473 		else
1474 			dptr = auto_sense(cur_file, 1, &label);
1475 		if (dptr == NULL) {
1476 			fmt_print("Autoconfiguration failed.\n");
1477 			return (-1);
1478 		}
1479 
1480 		pcyl = label.dkl_pcyl;
1481 		ncyl = label.dkl_ncyl;
1482 		acyl = label.dkl_acyl;
1483 		nhead = label.dkl_nhead;
1484 		nsect = label.dkl_nsect;
1485 
1486 		if (delete_disk_type(cur_disk->disk_type) == 0) {
1487 			cur_label = L_TYPE_SOLARIS;
1488 			cur_disk->label_type = L_TYPE_SOLARIS;
1489 			cur_disk->disk_type = dptr;
1490 			cur_disk->disk_parts = dptr->dtype_plist;
1491 			cur_dtype = dptr;
1492 			cur_parts = dptr->dtype_plist;
1493 
1494 			if (status = write_label())
1495 				err_print("Label failed.\n");
1496 			else
1497 				cur_disk->disk_flags &= ~DSK_LABEL_DIRTY;
1498 
1499 			return (status);
1500 		} else {
1501 			err_print("Label failed.\n");
1502 			return (-1);
1503 		}
1504 
1505 
1506 	    case 1:
1507 		/*
1508 		 * SMI label to EFI label
1509 		 */
1510 
1511 
1512 		fmt_print("Warning: This disk has an SMI label. Changing to "
1513 		    "EFI label will erase all\ncurrent partitions.\n");
1514 
1515 		if (check("Continue")) {
1516 			return (-1);
1517 		}
1518 
1519 		if (get_disk_info(cur_file, &efinfo) != 0) {
1520 		    return (-1);
1521 		}
1522 		(void) memset((char *)&label, 0, sizeof (struct dk_label));
1523 		label.dkl_pcyl = pcyl;
1524 		label.dkl_ncyl = ncyl;
1525 		label.dkl_acyl = acyl;
1526 #if defined(_SUNOS_VTOC_16)
1527 		label.dkl_bcyl = bcyl;
1528 #endif			/* defined(_SUNOC_VTOC_16) */
1529 		label.dkl_nhead = nhead;
1530 		label.dkl_nsect = nsect;
1531 #if defined(_SUNOS_VTOC_8)
1532 		for (i = 0; i < NDKMAP; i++) {
1533 		    label.dkl_map[i] = cur_parts->pinfo_map[i];
1534 		}
1535 #endif			/* defined(_SUNOS_VTOC_8) */
1536 		label.dkl_magic = DKL_MAGIC;
1537 		label.dkl_vtoc = cur_parts->vtoc;
1538 		if (label_to_vtoc(&vtoc, &label) == -1) {
1539 		    return (-1);
1540 		}
1541 		if (SMI_vtoc_to_EFI(cur_file, &vtoc64) == -1) {
1542 		    return (-1);
1543 		}
1544 		if (efi_write(cur_file, vtoc64) != 0) {
1545 		    err_check(vtoc64);
1546 		    err_print("Warning: error writing EFI.\n");
1547 		    return (-1);
1548 		} else {
1549 			cur_disk->disk_flags &= ~DSK_LABEL_DIRTY;
1550 		}
1551 		/*
1552 		 * copy over the EFI vtoc onto the SMI vtoc and return
1553 		 * okay.
1554 		 */
1555 		dptr = auto_efi_sense(cur_file, &efinfo);
1556 		if (dptr == NULL) {
1557 			fmt_print("Autoconfiguration failed.\n");
1558 			return (-1);
1559 		}
1560 
1561 		cur_label = L_TYPE_EFI;
1562 		cur_disk->label_type = L_TYPE_EFI;
1563 		cur_disk->disk_type = dptr;
1564 		cur_disk->disk_parts = dptr->dtype_plist;
1565 		cur_dtype = dptr;
1566 		cur_parts = dptr->dtype_plist;
1567 		cur_parts->etoc = vtoc64;
1568 
1569 		ncyl = pcyl = nsect = psect = acyl = phead = 0;
1570 
1571 		/*
1572 		 * Get the Solais Fdisk Partition information.
1573 		 */
1574 		(void) copy_solaris_part(&cur_disk->fdisk_part);
1575 
1576 		return (0);
1577 	    }
1578 	}
1579 
1580 expert_end:
1581 	/*
1582 	 * Make sure the user is serious.
1583 	 */
1584 	if (check("Ready to label disk, continue")) {
1585 		return (-1);
1586 	}
1587 	/*
1588 	 * Write the labels out (this will also notify unix) and
1589 	 * return status.
1590 	 */
1591 	fmt_print("\n");
1592 	if (status = write_label())
1593 		err_print("Label failed.\n");
1594 	return (status);
1595 }
1596 
1597 /*
1598  * This routine implements the 'analyze' command.  It simply runs
1599  * the analyze menu.
1600  */
1601 int
1602 c_analyze()
1603 {
1604 
1605 	/*
1606 	 * There must be a current disk type (and therefor a current disk).
1607 	 */
1608 	if (cur_dtype == NULL) {
1609 		err_print("Current Disk Type is not set.\n");
1610 		return (-1);
1611 	}
1612 	cur_menu++;
1613 	last_menu = cur_menu;
1614 
1615 	/*
1616 	 * Run the menu.
1617 	 */
1618 	run_menu(menu_analyze, "ANALYZE", "analyze", 0);
1619 	cur_menu--;
1620 	return (0);
1621 }
1622 
1623 /*
1624  * This routine implements the 'defect' command.  It simply runs
1625  * the defect menu.
1626  */
1627 int
1628 c_defect()
1629 {
1630 	int	i;
1631 
1632 	/*
1633 	 * There must be a current disk type (and therefor a current disk).
1634 	 */
1635 	if (cur_dtype == NULL) {
1636 		err_print("Current Disk Type is not set.\n");
1637 		return (-1);
1638 	}
1639 
1640 	/*
1641 	 * Check for the defect management and list management ops and
1642 	 * display appropriate message.
1643 	 */
1644 	if ((cur_ops->op_ex_man == NULL) && (cur_ops->op_ex_cur == NULL) &&
1645 		(cur_ops->op_create == NULL) && (cur_ops->op_wr_cur == NULL)) {
1646 		err_print("Controller does not support defect management\n");
1647 		err_print("or disk supports automatic defect management.\n");
1648 		return (-1);
1649 	}
1650 	cur_menu++;
1651 	last_menu = cur_menu;
1652 
1653 	/*
1654 	 * Lock out interrupt while we manipulate the defect lists.
1655 	 */
1656 	enter_critical();
1657 	/*
1658 	 * If the working list is null but there is a current list,
1659 	 * update the working list to be a copy of the current list.
1660 	 */
1661 	if ((work_list.list == NULL) && (cur_list.list != NULL)) {
1662 		work_list.header = cur_list.header;
1663 		work_list.list = (struct defect_entry *)zalloc(
1664 		    LISTSIZE(work_list.header.count) * SECSIZE);
1665 		for (i = 0; i < work_list.header.count; i++)
1666 			*(work_list.list + i) = *(cur_list.list + i);
1667 		work_list.flags = cur_list.flags & LIST_PGLIST;
1668 	}
1669 	exit_critical();
1670 	/*
1671 	 * Run the menu.
1672 	 */
1673 	run_menu(menu_defect, "DEFECT", "defect", 0);
1674 	cur_menu--;
1675 
1676 	/*
1677 	 * If the user has modified the working list but not committed
1678 	 * it, warn him that he is probably making a mistake.
1679 	 */
1680 	if (work_list.flags & LIST_DIRTY) {
1681 		if (!EMBEDDED_SCSI) {
1682 			err_print(
1683 		"Warning: working defect list modified; but not committed.\n");
1684 			if (!check(
1685 		"Do you wish to commit changes to current defect list"))
1686 			(void) do_commit();
1687 		}
1688 	}
1689 	return (0);
1690 }
1691 
1692 /*
1693  * This routine implements the 'backup' command.  It allows the user
1694  * to search for backup labels on the current disk.  This is useful
1695  * if the primary label was lost and the user wishes to recover the
1696  * partition information for the disk. The disk is relabeled and
1697  * the current defect list is written out if a backup label is found.
1698  */
1699 int
1700 c_backup()
1701 {
1702 	struct	dk_label label;
1703 	struct	disk_type *dtype;
1704 	struct	partition_info *parts, *plist;
1705 	diskaddr_t	bn;
1706 	int	sec, head, i;
1707 
1708 	/*
1709 	 * There must be a current disk type (and therefore a current disk).
1710 	 */
1711 	if (cur_dtype == NULL) {
1712 		err_print("Current Disk Type is not set.\n");
1713 		return (-1);
1714 	}
1715 	/*
1716 	 * The disk must be formatted to read backup labels.
1717 	 */
1718 	if (!(cur_flags & DISK_FORMATTED)) {
1719 		err_print("Current Disk is unformatted.\n");
1720 		return (-1);
1721 	}
1722 	/*
1723 	 * Check for a valid fdisk table entry for Solaris
1724 	 */
1725 	if (!good_fdisk()) {
1726 		return (-1);
1727 	}
1728 	/*
1729 	 * If we found a primary label on this disk, make sure
1730 	 * the user is serious.
1731 	 */
1732 	if (cur_disk->label_type == L_TYPE_EFI) {
1733 	    if (((cur_disk->disk_parts->etoc->efi_flags &
1734 		EFI_GPT_PRIMARY_CORRUPT) == 0) &&
1735 		check("Disk has a primary label, still continue"))
1736 		    return (-1);
1737 	    fmt_print("Restoring primary label.\n");
1738 	    if (write_label()) {
1739 		    err_print("Failed\n");
1740 		    return (-1);
1741 	    }
1742 	    return (0);
1743 	} else if (((cur_disk->disk_flags & (DSK_LABEL | DSK_LABEL_DIRTY)) ==
1744 		DSK_LABEL) &&
1745 	    (check("Disk has a primary label, still continue"))) {
1746 		return (-1);
1747 	}
1748 	fmt_print("Searching for backup labels...");
1749 	(void) fflush(stdout);
1750 	/*
1751 	 * Some disks have the backup labels in a strange place.
1752 	 */
1753 	if (cur_ctype->ctype_flags & CF_BLABEL)
1754 		head = 2;
1755 	else
1756 		head = nhead - 1;
1757 	/*
1758 	 * Loop through each copy of the backup label.
1759 	 */
1760 	for (sec = 1; ((sec < BAD_LISTCNT * 2 + 1) && (sec < nsect));
1761 	    sec += 2) {
1762 		bn = chs2bn(ncyl + acyl - 1, head, sec) + solaris_offset;
1763 		/*
1764 		 * Attempt to read it.
1765 		 */
1766 		if ((*cur_ops->op_rdwr)(DIR_READ, cur_file, bn,
1767 				1, (char *)&label, F_NORMAL, NULL)) {
1768 			continue;
1769 		}
1770 		/*
1771 		 * Verify that it is a reasonable label.
1772 		 */
1773 		if (!checklabel(&label))
1774 			continue;
1775 		if (trim_id(label.dkl_asciilabel))
1776 			continue;
1777 		/*
1778 		 * Lock out interrupts while we manipulate lists.
1779 		 */
1780 		enter_critical();
1781 		fmt_print("found.\n");
1782 		/*
1783 		 * Find out which disk type the backup label claims.
1784 		 */
1785 		for (dtype = cur_ctype->ctype_dlist; dtype != NULL;
1786 		    dtype = dtype->dtype_next)
1787 			if (dtype_match(&label, dtype))
1788 				break;
1789 		/*
1790 		 * If it disagrees with our current type, something
1791 		 * real bad is happening.
1792 		 */
1793 		if (dtype != cur_dtype) {
1794 			if (dtype == NULL) {
1795 				fmt_print("\
1796 Unknown disk type in backup label\n");
1797 				exit_critical();
1798 				return (-1);
1799 			}
1800 			fmt_print("Backup label claims different type:\n");
1801 			fmt_print("    <%s cyl %d alt %d hd %d sec %d>\n",
1802 				label.dkl_asciilabel, label.dkl_ncyl,
1803 				label.dkl_acyl, label.dkl_nhead,
1804 				label.dkl_nsect);
1805 			if (check("Continue")) {
1806 				exit_critical();
1807 				return (-1);
1808 			}
1809 			cur_dtype = dtype;
1810 		}
1811 		/*
1812 		 * Try to match the partition map with a known map.
1813 		 */
1814 		for (parts = dtype->dtype_plist; parts != NULL;
1815 		    parts = parts->pinfo_next)
1816 			if (parts_match(&label, parts))
1817 				break;
1818 		/*
1819 		 * If we couldn't match it, allocate space for a new one,
1820 		 * fill in the info, and add it to the list.  The name
1821 		 * for the new map is derived from the disk name.
1822 		 */
1823 		if (parts == NULL) {
1824 			parts = (struct partition_info *)
1825 				zalloc(sizeof (struct partition_info));
1826 			plist = dtype->dtype_plist;
1827 			if (plist == NULL)
1828 				dtype->dtype_plist = parts;
1829 			else {
1830 				while (plist->pinfo_next != NULL)
1831 					plist = plist->pinfo_next;
1832 				plist->pinfo_next = parts;
1833 			}
1834 			parts->pinfo_name = alloc_string("original");
1835 			for (i = 0; i < NDKMAP; i++)
1836 
1837 #if defined(_SUNOS_VTOC_8)
1838 				parts->pinfo_map[i] = label.dkl_map[i];
1839 
1840 #elif defined(_SUNOS_VTOC_16)
1841 				parts->pinfo_map[i].dkl_cylno  =
1842 				    label.dkl_vtoc.v_part[i].p_start / spc();
1843 				parts->pinfo_map[i].dkl_nblk =
1844 				    label.dkl_vtoc.v_part[i].p_size;
1845 #else
1846 #error No VTOC layout defined.
1847 #endif /* defined(_SUNOS_VTOC_8) */
1848 			parts->vtoc = label.dkl_vtoc;
1849 		}
1850 		/*
1851 		 * We now have a partition map.  Make it the current map.
1852 		 */
1853 		cur_disk->disk_parts = cur_parts = parts;
1854 		exit_critical();
1855 		/*
1856 		 * Rewrite the labels and defect lists, as appropriate.
1857 		 */
1858 		if (EMBEDDED_SCSI) {
1859 			fmt_print("Restoring primary label.\n");
1860 			if (write_label())
1861 				return (-1);
1862 		} else {
1863 			fmt_print("Restoring primary label and defect list.\n");
1864 			if (write_label())
1865 				return (-1);
1866 			if (cur_list.list != NULL)
1867 				write_deflist(&cur_list);
1868 		}
1869 		fmt_print("\n");
1870 		return (0);
1871 	}
1872 	/*
1873 	 * If we didn't find any backup labels, say so.
1874 	 */
1875 	fmt_print("not found.\n\n");
1876 	return (0);
1877 }
1878 
1879 /*
1880  * This routine is called by c_verify() for an EFI labeled disk
1881  */
1882 static int
1883 c_verify_efi()
1884 {
1885 	struct efi_info efi_info;
1886 	struct	partition_info	tmp_pinfo;
1887 	int status;
1888 
1889 	status = read_efi_label(cur_file, &efi_info);
1890 	if (status != 0) {
1891 	    err_print("Warning: Could not read label.\n");
1892 	    return (-1);
1893 	}
1894 	if (cur_parts->etoc->efi_flags & EFI_GPT_PRIMARY_CORRUPT) {
1895 		err_print("Reading the primary EFI GPT label ");
1896 		err_print("failed.  Using backup label.\n");
1897 		err_print("Use the 'backup' command to restore ");
1898 		err_print("the primary label.\n");
1899 	}
1900 	tmp_pinfo.etoc = efi_info.e_parts;
1901 	fmt_print("\n");
1902 	if (cur_parts->etoc->efi_parts[8].p_name) {
1903 	    fmt_print("Volume name = <%8s>\n",
1904 		cur_parts->etoc->efi_parts[8].p_name);
1905 	} else {
1906 	    fmt_print("Volume name = <        >\n");
1907 	}
1908 	fmt_print("ascii name  = ");
1909 	print_efi_string(efi_info.vendor, efi_info.product,
1910 	    efi_info.revision, efi_info.capacity);
1911 	fmt_print("\n");
1912 
1913 	fmt_print("bytes/sector	=  %d\n", DEV_BSIZE);
1914 	fmt_print("sectors = %llu\n", cur_parts->etoc->efi_last_lba);
1915 	fmt_print("accessible sectors = %llu\n",
1916 		cur_parts->etoc->efi_last_u_lba);
1917 
1918 	print_map(&tmp_pinfo);
1919 	return (0);
1920 }
1921 
1922 /*
1923  * This routine implements the 'verify' command.  It allows the user
1924  * to read the labels on the current disk.
1925  */
1926 int
1927 c_verify()
1928 {
1929 	struct	dk_label p_label, b_label, *label;
1930 	struct	partition_info tmp_pinfo;
1931 	diskaddr_t	bn;
1932 	int	sec, head, i, status;
1933 	int	p_label_bad = 0;
1934 	int	b_label_bad = 0;
1935 	int	p_label_found = 0;
1936 	int	b_label_found = 0;
1937 	char	id_str[128];
1938 
1939 	/*
1940 	 * There must be a current disk type (and therefore a current disk).
1941 	 */
1942 	if (cur_dtype == NULL) {
1943 		err_print("Current Disk Type is not set.\n");
1944 		return (-1);
1945 	}
1946 	/*
1947 	 * The disk must be formatted to read labels.
1948 	 */
1949 	if (!(cur_flags & DISK_FORMATTED)) {
1950 		err_print("Current Disk is unformatted.\n");
1951 		return (-1);
1952 	}
1953 	/*
1954 	 * Check for a valid fdisk table entry for Solaris
1955 	 */
1956 	if (!good_fdisk()) {
1957 		return (-1);
1958 	}
1959 	/*
1960 	 * Branch off here if the disk is EFI labelled.
1961 	 */
1962 	if (cur_label == L_TYPE_EFI) {
1963 	    return (c_verify_efi());
1964 	}
1965 	/*
1966 	 * Attempt to read the primary label.
1967 	 */
1968 	status = read_label(cur_file, &p_label);
1969 	if (status == -1) {
1970 		err_print("Warning: Could not read primary label.\n");
1971 		p_label_bad = 1;
1972 	} else {
1973 		/*
1974 		 * Verify that it is a reasonable label.
1975 		 */
1976 		/*
1977 		 * Save complete ascii string for printing later.
1978 		 */
1979 		(void) strncpy(id_str, p_label.dkl_asciilabel, 128);
1980 
1981 		if ((!checklabel((struct dk_label *)&p_label)) ||
1982 			(trim_id(p_label.dkl_asciilabel))) {
1983 			err_print("\
1984 Warning: Primary label appears to be corrupt.\n");
1985 			p_label_bad = 1;
1986 		} else {
1987 			p_label_found = 1;
1988 			/*
1989 			 * Make sure it matches current label
1990 			 */
1991 			if ((!dtype_match(&p_label, cur_dtype)) ||
1992 				(!parts_match(&p_label, cur_parts))) {
1993 				err_print("\
1994 Warning: Primary label on disk appears to be different from\ncurrent label.\n");
1995 			p_label_bad = 1;
1996 			}
1997 		}
1998 	}
1999 
2000 	/*
2001 	 * Read backup labels.
2002 	 * Some disks have the backup labels in a strange place.
2003 	 */
2004 	if (cur_ctype->ctype_flags & CF_BLABEL)
2005 		head = 2;
2006 	else
2007 		head = nhead - 1;
2008 	/*
2009 	 * Loop through each copy of the backup label.
2010 	 */
2011 	for (sec = 1; ((sec < BAD_LISTCNT * 2 + 1) && (sec < nsect));
2012 	    sec += 2) {
2013 		bn = chs2bn(ncyl + acyl - 1, head, sec) + solaris_offset;
2014 		/*
2015 		 * Attempt to read it.
2016 		 */
2017 		if ((*cur_ops->op_rdwr)(DIR_READ, cur_file, bn,
2018 				1, (char *)&b_label, F_NORMAL, NULL))
2019 			continue;
2020 		/*
2021 		 * Verify that it is a reasonable label.
2022 		 */
2023 		if (!checklabel(&b_label))
2024 			continue;
2025 
2026 		/*
2027 		 * Save complete label only if no primary label exists
2028 		 */
2029 		if (!p_label_found)
2030 			(void) strncpy(id_str, b_label.dkl_asciilabel, 128);
2031 
2032 		if (trim_id(b_label.dkl_asciilabel))
2033 			continue;
2034 		b_label_found = 1;
2035 		/*
2036 		 * Compare against primary label
2037 		 */
2038 		if (p_label_found) {
2039 			if ((strcmp(b_label.dkl_asciilabel,
2040 				p_label.dkl_asciilabel) != 0) ||
2041 				(b_label.dkl_ncyl != p_label.dkl_ncyl) ||
2042 				(b_label.dkl_acyl != p_label.dkl_acyl) ||
2043 				(b_label.dkl_nhead != p_label.dkl_nhead) ||
2044 				(b_label.dkl_nsect != p_label.dkl_nsect)) {
2045 				b_label_bad = 1;
2046 			} else {
2047 				for (i = 0; i < NDKMAP; i++) {
2048 #if defined(_SUNOS_VTOC_8)
2049 					if ((b_label.dkl_map[i].dkl_cylno !=
2050 					    p_label.dkl_map[i].dkl_cylno) ||
2051 					    (b_label.dkl_map[i].dkl_nblk !=
2052 					    p_label.dkl_map[i].dkl_nblk)) {
2053 						b_label_bad = 1;
2054 						break;
2055 					}
2056 
2057 #elif defined(_SUNOS_VTOC_16)
2058 					if ((b_label.dkl_vtoc.v_part[i].p_tag !=
2059 					p_label.dkl_vtoc.v_part[i].p_tag) ||
2060 					(b_label.dkl_vtoc.v_part[i].p_flag !=
2061 					p_label.dkl_vtoc.v_part[i].p_flag) ||
2062 					(b_label.dkl_vtoc.v_part[i].p_start !=
2063 					p_label.dkl_vtoc.v_part[i].p_start) ||
2064 					(b_label.dkl_vtoc.v_part[i].p_size !=
2065 					p_label.dkl_vtoc.v_part[i].p_size)) {
2066 						b_label_bad = 1;
2067 						break;
2068 					}
2069 #else
2070 #error No VTOC layout defined.
2071 #endif /* defined(_SUNOS_VTOC_8) */
2072 				}
2073 			}
2074 		}
2075 		if (b_label_bad)
2076 			err_print(
2077 "Warning: Primary and backup labels do not match.\n");
2078 		break;
2079 	}
2080 	/*
2081 	 * If we didn't find any backup labels, say so.
2082 	 */
2083 	if (!b_label_found)
2084 		err_print("Warning: Could not read backup labels.\n");
2085 
2086 	if ((!b_label_found) || (p_label_bad) || (b_label_bad))
2087 		err_print("\n\
2088 Warning: Check the current partitioning and 'label' the disk or use the\n\
2089 \t 'backup' command.\n");
2090 
2091 	/*
2092 	 * Print label information.
2093 	 */
2094 	if (p_label_found) {
2095 		fmt_print("\nPrimary label contents:\n");
2096 		label = &p_label;
2097 	} else if (b_label_found) {
2098 		fmt_print("\nBackup label contents:\n");
2099 		label = &b_label;
2100 	} else {
2101 		return (0);
2102 	}
2103 
2104 	/*
2105 	 * Must put info into partition_info struct for
2106 	 * for print routine.
2107 	 */
2108 	bzero(&tmp_pinfo, sizeof (struct partition_info));
2109 	for (i = 0; i < NDKMAP; i++) {
2110 
2111 #if defined(_SUNOS_VTOC_8)
2112 		tmp_pinfo.pinfo_map[i] = label->dkl_map[i];
2113 
2114 #elif defined(_SUNOS_VTOC_16)
2115 		tmp_pinfo.pinfo_map[i].dkl_cylno =
2116 			label->dkl_vtoc.v_part[i].p_start / spc();
2117 		tmp_pinfo.pinfo_map[i].dkl_nblk =
2118 			label->dkl_vtoc.v_part[i].p_size;
2119 #else
2120 #error No VTOC layout defined.
2121 #endif /* defined(_SUNOS_VTOC_8) */
2122 	}
2123 	tmp_pinfo.vtoc = label->dkl_vtoc;
2124 
2125 	fmt_print("\n");
2126 	fmt_print("Volume name = <%8s>\n", label->dkl_vtoc.v_volume);
2127 	fmt_print("ascii name  = <%s>\n", id_str);
2128 	fmt_print("pcyl        = %4d\n", label->dkl_pcyl);
2129 	fmt_print("ncyl        = %4d\n", label->dkl_ncyl);
2130 	fmt_print("acyl        = %4d\n", label->dkl_acyl);
2131 
2132 #if defined(_SUNOS_VTOC_16)
2133 	fmt_print("bcyl        = %4d\n", label->dkl_bcyl);
2134 #endif /* defined(_SUNOS_VTOC_16) */
2135 
2136 	fmt_print("nhead       = %4d\n", label->dkl_nhead);
2137 	fmt_print("nsect       = %4d\n", label->dkl_nsect);
2138 
2139 	print_map(&tmp_pinfo);
2140 	return (0);
2141 }
2142 
2143 
2144 /*
2145  * This command implements the inquiry command, for embedded SCSI
2146  * disks only, which issues a SCSI inquiry command, and
2147  * displays the resulting vendor, product id and revision level.
2148  */
2149 int
2150 c_inquiry()
2151 {
2152 	char			inqbuf[255];
2153 	struct scsi_inquiry	*inq;
2154 
2155 	assert(SCSI);
2156 
2157 	inq = (struct scsi_inquiry *)inqbuf;
2158 
2159 	if (uscsi_inquiry(cur_file, inqbuf, sizeof (inqbuf))) {
2160 		err_print("Failed\n");
2161 		return (-1);
2162 	} else {
2163 		fmt_print("Vendor:   ");
2164 		print_buf(inq->inq_vid, sizeof (inq->inq_vid));
2165 		fmt_print("\nProduct:  ");
2166 		print_buf(inq->inq_pid, sizeof (inq->inq_pid));
2167 		fmt_print("\nRevision: ");
2168 		print_buf(inq->inq_revision, sizeof (inq->inq_revision));
2169 		fmt_print("\n");
2170 	}
2171 
2172 	return (0);
2173 }
2174 
2175 
2176 /*
2177  * This routine allows the user to set the 8-character
2178  * volume name in the vtoc.  It then writes both the
2179  * primary and backup labels onto the current disk.
2180  */
2181 int
2182 c_volname()
2183 {
2184 	int	 status;
2185 	char	*prompt;
2186 	union {
2187 		int	xfoo;
2188 		char	defvolname[LEN_DKL_VVOL+1];
2189 	} x;
2190 	char    s1[MAXPATHLEN], nclean[MAXPATHLEN];
2191 	char	*volname;
2192 
2193 
2194 	/*
2195 	 * There must be a current disk type (and therefore a current disk).
2196 	 */
2197 	if (cur_dtype == NULL) {
2198 		err_print("Current Disk Type is not set.\n");
2199 		return (-1);
2200 	}
2201 	/*
2202 	 * The current disk must be formatted to label it.
2203 	 */
2204 	if (!(cur_flags & DISK_FORMATTED)) {
2205 		err_print("Current Disk is unformatted.\n");
2206 		return (-1);
2207 	}
2208 	/*
2209 	 * Check for a valid fdisk table entry for Solaris
2210 	 */
2211 	if (!good_fdisk()) {
2212 		return (-1);
2213 	}
2214 	/*
2215 	 * The current disk must be formatted to label it.
2216 	 */
2217 	if (cur_parts == NULL) {
2218 	err_print(
2219 "Please select a partition map for the disk first.\n");
2220 	return (-1);
2221 	}
2222 
2223 	/*
2224 	 * Check to see if there are any mounted file systems anywhere
2225 	 * on the current disk.  If so, refuse to label the disk, but
2226 	 * only if the partitions would change for the mounted partitions.
2227 	 *
2228 	 */
2229 	if (checkmount((diskaddr_t)-1, (diskaddr_t)-1)) {
2230 		/* Bleagh, too descriptive */
2231 		if (check_label_with_mount()) {
2232 			err_print(
2233 "Cannot label disk while it has mounted partitions.\n\n");
2234 			return (-1);
2235 		}
2236 	}
2237 
2238 	/*
2239 	 * Check to see if there are partitions being used for swapping
2240 	 * on the current disk.  If so, refuse to label the disk, but
2241 	 * only if the partitions would change for the swap partitions.
2242 	 *
2243 	 */
2244 	if (checkswap((diskaddr_t)-1, (diskaddr_t)-1)) {
2245 		/* Bleagh, too descriptive */
2246 		if (check_label_with_swap()) {
2247 			err_print(
2248 "Cannot label disk while its partitions are currently \
2249 being used for swapping.\n\n");
2250 			return (-1);
2251 		}
2252 	}
2253 
2254 	/*
2255 	 * Check to see if any partitions used for svm, vxvm, ZFS zpool
2256 	 * or live upgrade are on the disk. If so, refuse to label the
2257 	 * disk, but only if we are trying to shrink a partition in
2258 	 * use.
2259 	 */
2260 	if (checkdevinuse(cur_disk->disk_name, (diskaddr_t)-1,
2261 	    (diskaddr_t)-1, 0, 1)) {
2262 		err_print("Cannot label disk while its partitions "
2263 		    "are in use as described.\n");
2264 		return (-1);
2265 	}
2266 
2267 	/*
2268 	 * Prompt for the disk volume name.
2269 	 */
2270 	prompt = "Enter 8-character volume name (remember quotes)";
2271 	bzero(x.defvolname, LEN_DKL_VVOL+1);
2272 	bcopy(cur_disk->v_volume, x.defvolname, LEN_DKL_VVOL);
2273 	/*
2274 	 *  Get the input using "get_inputline" since
2275 	 *  input would never return null string.
2276 	 */
2277 	fmt_print("%s[\"%s\"]:", prompt, x.defvolname);
2278 
2279 	/*
2280 	 * Get input from the user.
2281 	 */
2282 	get_inputline(nclean, MAXPATHLEN);
2283 	clean_token(s1, nclean);
2284 	/*
2285 	 * check for return.
2286 	 */
2287 	if (s1[0] == 0) {
2288 		volname = x.defvolname;
2289 	} else {
2290 		/*
2291 		 * remove the " mark from volname.
2292 		 */
2293 		if (s1[0] == '"') {
2294 			int i = 1;
2295 			volname = &s1[1];
2296 			while (s1[i] != '"' && s1[i] != '\0')
2297 				i++;
2298 			s1[i] = '\0';
2299 			clean_token(nclean, volname);
2300 			volname = nclean;
2301 		} else {
2302 			(void) sscanf(&s1[0], "%1024s", nclean);
2303 			volname = nclean;
2304 		};
2305 	}
2306 	/*
2307 	 * Make sure the user is serious.
2308 	 */
2309 	if (check("Ready to label disk, continue")) {
2310 		fmt_print("\n");
2311 		return (-1);
2312 	}
2313 	/*
2314 	 * Use the volume name chosen above
2315 	 */
2316 	bzero(cur_disk->v_volume, LEN_DKL_VVOL);
2317 	bcopy(volname, cur_disk->v_volume, min((int)strlen(volname),
2318 	    LEN_DKL_VVOL));
2319 	if (cur_label == L_TYPE_EFI) {
2320 	    bzero(cur_parts->etoc->efi_parts[8].p_name, LEN_DKL_VVOL);
2321 	    bcopy(volname, cur_parts->etoc->efi_parts[8].p_name,
2322 		LEN_DKL_VVOL);
2323 	}
2324 	/*
2325 	 * Write the labels out (this will also notify unix) and
2326 	 * return status.
2327 	 */
2328 	fmt_print("\n");
2329 	if (status = write_label())
2330 		err_print("Label failed.\n");
2331 	return (status);
2332 }
2333