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ahdilabel.c revision 1.7.14.1
      1  1.7.14.1  jym /* $NetBSD: ahdilabel.c,v 1.7.14.1 2009/05/13 17:16:31 jym Exp $ */
      2       1.1  leo 
      3       1.1  leo /*
      4       1.1  leo  * Copyright (c) 1999 The NetBSD Foundation, Inc.
      5       1.1  leo  * All rights reserved.
      6       1.1  leo  *
      7       1.1  leo  * This code is derived from software contributed to The NetBSD Foundation
      8       1.1  leo  * by Julian Coleman.
      9       1.1  leo  *
     10       1.1  leo  * Redistribution and use in source and binary forms, with or without
     11       1.1  leo  * modification, are permitted provided that the following conditions
     12       1.1  leo  * are met:
     13       1.1  leo  * 1. Redistributions of source code must retain the above copyright
     14       1.1  leo  *    notice, this list of conditions and the following disclaimer.
     15       1.1  leo  * 2. Redistributions in binary form must reproduce the above copyright
     16       1.1  leo  *    notice, this list of conditions and the following disclaimer in the
     17       1.1  leo  *    documentation and/or other materials provided with the distribution.
     18       1.1  leo  *
     19       1.1  leo  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     20       1.1  leo  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     21       1.1  leo  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     22       1.1  leo  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     23       1.1  leo  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     24       1.1  leo  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     25       1.1  leo  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     26       1.1  leo  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     27       1.1  leo  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     28       1.1  leo  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     29       1.1  leo  * POSSIBILITY OF SUCH DAMAGE.
     30       1.1  leo  */
     31       1.1  leo 
     32       1.1  leo #include "privahdi.h"
     33       1.1  leo #include <ctype.h>
     34       1.1  leo #include <errno.h>
     35       1.1  leo #include <stdio.h>
     36       1.1  leo #include <stdlib.h>
     37       1.1  leo #include <strings.h>
     38       1.1  leo 
     39       1.1  leo /*
     40       1.1  leo  * I think we can safely assume a fixed blocksize - AHDI won't support
     41       1.1  leo  * something different...
     42       1.1  leo  */
     43       1.1  leo #define	BLPM            ((1024 * 1024) / DEV_BSIZE)
     44       1.1  leo #define	UNITS_SECTORS	0
     45       1.1  leo #define	UNITS_CTS	1
     46       1.3  jdc #define	PART_ROOT	0
     47       1.3  jdc #define	PART_START	1
     48       1.3  jdc #define	PART_END	2
     49       1.1  leo 
     50       1.1  leo int		 main (int, char*[]);
     51       1.1  leo void		 show_parts (struct ahdi_ptable*, int, int, int);
     52       1.3  jdc int		 get_input (char *, int);
     53       1.1  leo char		*sec_to_cts (struct ahdi_ptable*, u_int32_t, char *);
     54       1.3  jdc u_int32_t	 read_sector (struct ahdi_ptable*, char *, int, int);
     55       1.1  leo void		 change_part (struct ahdi_ptable*, int, int);
     56       1.1  leo 
     57       1.1  leo int
     58  1.7.14.1  jym main (int argc, char *argv[])
     59       1.1  leo {
     60       1.1  leo 	struct ahdi_ptable	ptable;
     61       1.1  leo 	int			flags, rv, key, units;
     62       1.1  leo 
     63       1.1  leo 	if (argc < 2) {
     64       1.1  leo 		fprintf (stderr, "usage: %s raw_disk\n", argv[0]);
     65       1.1  leo 		exit (EXIT_FAILURE);
     66       1.1  leo 	}
     67       1.1  leo 
     68       1.2  jdc 	flags = AHDI_IGN_CKSUM;
     69       1.1  leo 	while ((rv = ahdi_readlabel(&ptable, argv[1], flags)) != 1) {
     70       1.1  leo 		switch (rv) {
     71       1.1  leo 		case -1:
     72       1.1  leo 			fprintf (stderr,
     73       1.1  leo 			    "%s: %s: %s\n", argv[0], argv[1],
     74       1.1  leo 			    strerror (errno));
     75       1.1  leo 			exit (EXIT_FAILURE);
     76       1.1  leo 			break;
     77       1.1  leo 		case -2:
     78       1.1  leo 			fprintf (stderr,
     79       1.1  leo 			    "%s: disk not 512 bytes/sector\n", argv[0]);
     80       1.1  leo 			exit (EXIT_FAILURE);
     81       1.1  leo 			break;
     82       1.1  leo 		case -3:
     83       1.3  jdc 			(void) fpurge(stdin);
     84       1.1  leo 			printf ("No AHDI partitions found.  Continue (y/N)?");
     85       1.1  leo 			if (toupper(getchar()) == 'Y') {
     86       1.1  leo 				flags |= FORCE_AHDI;
     87       1.1  leo 			} else
     88       1.1  leo 				exit (EXIT_FAILURE);
     89       1.1  leo 			break;
     90       1.1  leo 		case -4:
     91       1.1  leo 		case -5:
     92       1.1  leo 		case -6:
     93       1.3  jdc 			(void) fpurge(stdin);
     94       1.1  leo 			printf ("Errors reading AHDI partition table.  Override (y/N)? ");
     95       1.1  leo 			if (toupper(getchar()) == 'Y') {
     96       1.1  leo 				flags |= AHDI_IGN_EXISTS | AHDI_IGN_EXT |
     97       1.2  jdc 				    AHDI_IGN_SPU;
     98       1.1  leo 			} else
     99       1.1  leo 				exit (EXIT_FAILURE);
    100       1.1  leo 			break;
    101       1.1  leo 		case 1:
    102       1.1  leo 			/* Everything is OK */
    103       1.1  leo 			break;
    104       1.1  leo 		default:
    105       1.1  leo 			exit (EXIT_FAILURE);
    106       1.1  leo 			break;
    107       1.1  leo 		}
    108       1.1  leo 	}
    109       1.1  leo 
    110       1.1  leo 	units = UNITS_SECTORS;
    111       1.3  jdc 	flags = AHDI_KEEP_BOOT | AHDI_KEEP_BSL;
    112       1.1  leo 	show_parts (&ptable, 0, ptable.nparts, units);
    113       1.3  jdc 	printf ("Preserve boot sector - ");
    114       1.3  jdc 	flags & AHDI_KEEP_BOOT ? printf ("yes\n") :
    115       1.3  jdc 	    printf ("no\n");
    116       1.3  jdc 	printf ("Preserve bad sector list - ");
    117       1.3  jdc 	flags & AHDI_KEEP_BSL ? printf ("yes\n") :
    118       1.3  jdc 	    printf ("no\n");
    119       1.1  leo 	key = 0;
    120       1.1  leo 	while (key != 'Q') {
    121       1.1  leo 		(void) fpurge(stdin);
    122       1.3  jdc 		printf ("Change [a-p], r)ecalculate, s)how, u)nits, w)rite, z)ero or q)uit ");
    123       1.1  leo 		key = toupper(getchar());
    124       1.1  leo 		if (key == EOF)
    125       1.1  leo 			key = 'Q';
    126       1.3  jdc 		if (key >= 'A' && key <= 'P')
    127       1.1  leo 			change_part (&ptable, key - 'A', units);
    128       1.1  leo 		if (key == 'R') {
    129       1.3  jdc 			if (ahdi_buildlabel (&ptable)) {
    130       1.1  leo 				printf ("Partiton table adjusted\n");
    131       1.3  jdc 			} else {
    132       1.3  jdc 				printf ("No changes necessary\n");
    133       1.3  jdc 			}
    134       1.1  leo 		}
    135       1.1  leo 		if (key == 'S') {
    136       1.1  leo 			show_parts (&ptable, 0, ptable.nparts, units);
    137       1.3  jdc 			printf ("Preserve boot sector - ");
    138       1.3  jdc 			flags & AHDI_KEEP_BOOT ? printf ("yes\n") :
    139       1.3  jdc 			    printf ("no\n");
    140       1.3  jdc 			printf ("Preserve bad sector list - ");
    141       1.3  jdc 			flags & AHDI_KEEP_BSL ? printf ("yes\n") :
    142       1.3  jdc 			    printf ("no\n");
    143       1.1  leo 		}
    144       1.1  leo 		if (key == 'U') {
    145       1.3  jdc 			if (units == UNITS_SECTORS) {
    146       1.3  jdc 				printf ("Units now cylinder/track/sector\n");
    147       1.1  leo 				units = UNITS_CTS;
    148       1.3  jdc 			} else {
    149       1.3  jdc 				printf ("Units now sector\n");
    150       1.1  leo 				units = UNITS_SECTORS;
    151       1.3  jdc 			}
    152       1.1  leo 		}
    153       1.1  leo 		if (key == 'W') {
    154       1.3  jdc 			if ((rv = ahdi_writelabel (&ptable, argv[1], flags)) < 0) {
    155       1.1  leo 				if (rv == -1)
    156       1.1  leo 					perror ("\0");
    157       1.1  leo 				if (rv == -2)
    158       1.1  leo 					printf ("Invalid number of partitions!\n");
    159       1.1  leo 				if (rv == -3)
    160       1.1  leo 					printf ("GEM partition should be BGM or BGM partition should be GEM!\n");
    161       1.1  leo 				if (rv == -4)
    162       1.1  leo 					printf ("Partition overlaps root sector or bad sector list (starts before sector 2)!\n");
    163       1.1  leo 				if (rv == -5)
    164       1.1  leo 					printf ("Partition extends past end of disk!\n");
    165       1.1  leo 				if (rv == -6)
    166       1.1  leo 					printf ("Partitions overlap!\n");
    167       1.1  leo 				if (rv == -7)
    168       1.4  wiz 					printf ("Partition overlaps auxiliary root!\n");
    169       1.1  leo 				if (rv == -8)
    170       1.1  leo 					printf ("More than 4 partitions in root sector!\n");
    171       1.1  leo 				if (rv == -9)
    172       1.1  leo 					printf ("More than 1 partition in an auxiliary root!\n");
    173       1.1  leo 				if (rv < -1 && ahdi_errp1 != -1)
    174       1.1  leo 					printf ("\tpartition %c has errors.\n",
    175       1.1  leo 					    ahdi_errp1 + 'a');
    176       1.1  leo 				if (rv < -1 && ahdi_errp2 != -1)
    177       1.1  leo 					printf ("\tpartition %c has errors.\n",
    178       1.1  leo 					    ahdi_errp2 + 'a');
    179       1.1  leo 			}
    180       1.1  leo 		}
    181       1.3  jdc 		if (key == 'Z') {
    182       1.3  jdc 			(void) fpurge(stdin);
    183       1.3  jdc 			printf ("Preserve boot sector? ");
    184       1.3  jdc 			if (flags & AHDI_KEEP_BOOT) {
    185       1.3  jdc 				printf ("[y] ");
    186       1.3  jdc 				if (toupper (getchar ()) == 'N')
    187       1.3  jdc 					flags &= ~AHDI_KEEP_BOOT;
    188       1.3  jdc 			} else {
    189       1.3  jdc 				printf ("[n] ");
    190       1.3  jdc 				if (toupper (getchar ()) == 'Y')
    191       1.3  jdc 					flags |= AHDI_KEEP_BOOT;
    192       1.3  jdc 			}
    193       1.3  jdc 			(void) fpurge(stdin);
    194       1.3  jdc 			printf ("Preserve bad sector list? ");
    195       1.3  jdc 			if (flags & AHDI_KEEP_BSL) {
    196       1.3  jdc 				printf ("[y] ");
    197       1.3  jdc 				if (toupper (getchar ()) == 'N')
    198       1.3  jdc 					flags &= ~AHDI_KEEP_BSL;
    199       1.3  jdc 			} else {
    200       1.3  jdc 				printf ("[n] ");
    201       1.3  jdc 				if (toupper (getchar ()) == 'Y')
    202       1.3  jdc 					flags |= AHDI_KEEP_BSL;
    203       1.3  jdc 			}
    204       1.3  jdc 		}
    205       1.1  leo 	}
    206       1.1  leo 	return (0);
    207       1.1  leo }
    208       1.1  leo 
    209       1.1  leo void
    210  1.7.14.1  jym show_parts (struct ahdi_ptable *ptable, int start, int finish, int units)
    211       1.1  leo {
    212       1.1  leo 	int	i;
    213       1.1  leo 
    214       1.1  leo 	printf ("Disk information :\n");
    215       1.1  leo 	printf ("  sectors/track: %d\n", ptable->nsectors);
    216       1.1  leo 	printf ("  tracks/cylinder: %d\n", ptable->ntracks);
    217       1.1  leo 	printf ("  sectors/cylinder: %d\n", ptable->secpercyl);
    218       1.1  leo 	printf ("  cylinders: %d\n", ptable->ncylinders);
    219       1.1  leo 	printf ("  total sectors: %d\n", ptable->secperunit);
    220       1.1  leo 
    221       1.1  leo 	if (units == UNITS_SECTORS) {
    222       1.1  leo 		printf ("  #  id      root     start       end      size   MBs\n");
    223       1.1  leo 		for (i = start; i < finish; i++) {
    224       1.3  jdc 			if (finish - start > 10 && i - start == 8) {
    225       1.3  jdc 				(void) fpurge(stdin);
    226       1.3  jdc 				printf ("-- Press return for more -- ");
    227       1.3  jdc 				(void) getchar();
    228       1.3  jdc 			}
    229       1.1  leo 			printf ("  %c %c%c%c  %8u  %8u  %8u  %8u  (%4u)\n",
    230       1.1  leo 			    i + 'a', ptable->parts[i].id[0],
    231       1.1  leo 			    ptable->parts[i].id[1], ptable->parts[i].id[2],
    232       1.1  leo 			    ptable->parts[i].root, ptable->parts[i].start,
    233       1.1  leo 			    ptable->parts[i].start +
    234       1.1  leo 			    (ptable->parts[i].size ?
    235       1.1  leo 			    ptable->parts[i].size - 1 : 0),
    236       1.1  leo 			    ptable->parts[i].size,
    237       1.1  leo 			    (ptable->parts[i].size + (BLPM >> 1)) / BLPM);
    238       1.1  leo 		}
    239       1.1  leo 	} else {
    240       1.1  leo 		u_int32_t	cylinder, track, sector;
    241       1.1  leo 		printf ("  #  id          root         start           end          size    MBs\n");
    242       1.1  leo 		for (i = start; i < finish; i++) {
    243       1.3  jdc 			if (finish - start > 10 && i - start == 8) {
    244       1.3  jdc 				(void) fpurge(stdin);
    245       1.3  jdc 				printf ("-- Press return for more -- ");
    246       1.3  jdc 				(void) getchar();
    247       1.3  jdc 			}
    248       1.1  leo 			printf ("  %c %c%c%c  ", i + 'a',
    249       1.1  leo 			    ptable->parts[i].id[0], ptable->parts[i].id[1],
    250       1.1  leo 			    ptable->parts[i].id[2]);
    251       1.1  leo 			sector = ptable->parts[i].root;
    252       1.1  leo 			cylinder = sector / ptable->secpercyl;
    253       1.1  leo 			sector -= cylinder * ptable->secpercyl;
    254       1.1  leo 			track = sector / ptable->nsectors;
    255       1.1  leo 			sector -= track * ptable->nsectors;
    256       1.1  leo 			printf ("%5u/%2u/%3u  ", cylinder, track, sector);
    257       1.1  leo 			sector = ptable->parts[i].start;
    258       1.1  leo 			cylinder = sector / ptable->secpercyl;
    259       1.1  leo 			sector -= cylinder * ptable->secpercyl;
    260       1.1  leo 			track = sector / ptable->nsectors;
    261       1.1  leo 			sector -= track * ptable->nsectors;
    262       1.1  leo 			printf ("%5u/%2u/%3u  ", cylinder, track, sector);
    263       1.1  leo 			sector = ptable->parts[i].start +
    264       1.1  leo 			    (ptable->parts[i].size ?
    265       1.1  leo 			    ptable->parts[i].size - 1 : 0),
    266       1.1  leo 			cylinder = sector / ptable->secpercyl;
    267       1.1  leo 			sector -= cylinder * ptable->secpercyl;
    268       1.1  leo 			track = sector / ptable->nsectors;
    269       1.1  leo 			sector -= track * ptable->nsectors;
    270       1.1  leo 			printf ("%5u/%2u/%3u  ", cylinder, track, sector);
    271       1.1  leo 			sector = ptable->parts[i].size;
    272       1.1  leo 			cylinder = sector / ptable->secpercyl;
    273       1.1  leo 			sector -= cylinder * ptable->secpercyl;
    274       1.1  leo 			track = sector / ptable->nsectors;
    275       1.1  leo 			sector -= track * ptable->nsectors;
    276       1.1  leo 			printf ("%5u/%2u/%3u   ", cylinder, track, sector);
    277       1.1  leo 			printf ("(%4u)\n",
    278       1.1  leo 			    (ptable->parts[i].size + (BLPM >> 1)) / BLPM);
    279       1.1  leo 		}
    280       1.1  leo 	}
    281       1.1  leo }
    282       1.1  leo 
    283       1.3  jdc int
    284  1.7.14.1  jym get_input (char *buf, int len)
    285       1.1  leo {
    286       1.1  leo 	int count, key;
    287       1.1  leo 
    288       1.1  leo 	count = 0;
    289       1.1  leo 	(void) fpurge(stdin);
    290       1.3  jdc 	while (count < (len - 1) && (key = getchar()) != '\n' && key != '\r') {
    291       1.1  leo 		buf[count] = key;
    292       1.1  leo 		count++;
    293       1.1  leo 	}
    294       1.1  leo 	buf[count] = '\0';
    295       1.3  jdc 	return(count);
    296       1.1  leo }
    297       1.1  leo 
    298       1.1  leo char *
    299  1.7.14.1  jym sec_to_cts (struct ahdi_ptable *ptable, u_int32_t sector, char *cts)
    300       1.1  leo {
    301       1.1  leo 	u_int32_t	cylinder, track;
    302       1.1  leo 
    303       1.1  leo 	cylinder = sector / ptable->secpercyl;
    304       1.1  leo 	sector -= cylinder * ptable->secpercyl;
    305       1.1  leo 	track = sector / ptable->nsectors;
    306       1.1  leo 	sector -= track * ptable->nsectors;
    307       1.1  leo 	sprintf (cts, "%u/%u/%u", cylinder, track, sector);
    308       1.1  leo 	return (cts);
    309       1.1  leo }
    310       1.1  leo 
    311       1.1  leo u_int32_t
    312  1.7.14.1  jym read_sector (struct ahdi_ptable *ptable, char *buf, int part, int se)
    313       1.1  leo {
    314       1.1  leo 	u_int32_t	sector, track, cylinder;
    315       1.3  jdc 	int		i;
    316       1.1  leo 
    317       1.1  leo 	sector = track = cylinder = 0;
    318       1.1  leo 	if ((strchr (buf, '/') != NULL) &&
    319       1.1  leo 	    ((sscanf (buf, "%u/%u/%u", &cylinder, &track, &sector) == 3) ||
    320       1.1  leo 	    (sscanf (buf, "%u/%u/", &cylinder, &track) == 2) ||
    321       1.1  leo 	    (sscanf (buf, "%u/", &cylinder) == 1))) {
    322       1.1  leo 		if (sector > ptable->nsectors || track > ptable->ntracks ||
    323       1.1  leo 		    cylinder > ptable->ncylinders)
    324       1.1  leo 			return (0);
    325       1.1  leo 		sector += ptable->nsectors * track;
    326       1.1  leo 		sector += ptable->secpercyl * cylinder;
    327       1.1  leo 		return (sector);
    328       1.1  leo 	}
    329       1.3  jdc 	if (buf[0] == '-' && buf[1]) {
    330       1.3  jdc 		if (buf[1] == '1' && se == PART_END)
    331       1.3  jdc 			/* Extend to end of disk */
    332       1.3  jdc 			return (ptable->secperunit -
    333       1.3  jdc 			    ptable->parts[part].start);
    334       1.5   he 		i = (int) (toupper ((unsigned char)(buf[1]) - 'A'));
    335       1.3  jdc 		if (i >= 0 && i <= ptable->nparts ) {
    336       1.3  jdc 			if (se == PART_ROOT && part > i)
    337       1.3  jdc 				/* Root after partition ... */
    338       1.3  jdc 				return (ptable->parts[i].start +
    339       1.3  jdc 				    ptable->parts[i].size);
    340       1.3  jdc 			if (se == PART_START && part > i) {
    341       1.3  jdc 				/* Start after partition ... */
    342       1.3  jdc 				if (ptable->parts[part].root)
    343       1.3  jdc 					return (ptable->parts[i].start +
    344       1.3  jdc 					    ptable->parts[i].size + 1);
    345       1.3  jdc 				else
    346       1.3  jdc 					return (ptable->parts[i].start +
    347       1.3  jdc 					    ptable->parts[i].size);
    348       1.3  jdc 			}
    349       1.3  jdc 			if (se == PART_END && part < i)
    350       1.3  jdc 				/* End before partition ... */
    351       1.3  jdc 				return (ptable->parts[i].root -
    352       1.3  jdc 				    ptable->parts[part].start);
    353       1.3  jdc 		}
    354       1.3  jdc 		return (0);
    355       1.3  jdc 	}
    356       1.3  jdc 	if (sscanf (buf, "%u", &sector) == 1) {
    357       1.3  jdc 		if (buf[strlen (buf) - 1] == 'm' ||
    358       1.3  jdc 		    buf[strlen (buf) - 1] == 'M')
    359       1.3  jdc 			sector *= BLPM;
    360       1.1  leo 		return (sector);
    361       1.3  jdc 	}
    362       1.1  leo 	return (0);
    363       1.1  leo }
    364       1.1  leo 
    365       1.1  leo void
    366  1.7.14.1  jym change_part (struct ahdi_ptable *ptable, int part, int units)
    367       1.1  leo {
    368       1.1  leo #define BUFLEN	20
    369       1.1  leo #define CTSLEN	64
    370       1.1  leo 	char		buf[BUFLEN], cts[CTSLEN];
    371       1.1  leo 	u_int32_t	sector;
    372       1.1  leo 
    373       1.1  leo 	if (part > ptable->nparts) {
    374       1.1  leo 		part = ptable->nparts;
    375       1.1  leo 		printf ("Changing partition %c!\n", part + 'a');
    376       1.1  leo 		ptable->nparts++;
    377       1.1  leo 	}
    378       1.1  leo 	if (part == ptable->nparts)
    379       1.1  leo 		ptable->nparts++;
    380       1.1  leo 	show_parts (ptable, part, part + 1, units);
    381       1.1  leo 
    382       1.1  leo 	printf ("id [%c%c%c] ", ptable->parts[part].id[0],
    383       1.1  leo 	    ptable->parts[part].id[1], ptable->parts[part].id[2]);
    384       1.3  jdc 	if (get_input (&buf[0], BUFLEN) > 2) {
    385       1.1  leo 		ptable->parts[part].id[0] = buf[0];
    386       1.1  leo 		ptable->parts[part].id[1] = buf[1];
    387       1.1  leo 		ptable->parts[part].id[2] = buf[2];
    388       1.1  leo 	}
    389       1.1  leo 
    390       1.1  leo 	printf ("root [%8u (%s)] ", ptable->parts[part].root,
    391       1.1  leo 	    sec_to_cts (ptable, ptable->parts[part].root, &cts[0]));
    392       1.3  jdc 	if (get_input (&buf[0], BUFLEN)) {
    393       1.3  jdc 		sector = read_sector (ptable, buf, part, PART_ROOT);
    394       1.3  jdc 		ptable->parts[part].root = sector;
    395       1.1  leo 	}
    396       1.1  leo 
    397       1.1  leo 	printf ("start [%8u (%s)] ", ptable->parts[part].start,
    398       1.1  leo 	    sec_to_cts (ptable, ptable->parts[part].start, &cts[0]));
    399       1.3  jdc 	if (get_input (&buf[0], BUFLEN)) {
    400       1.3  jdc 		sector = read_sector (ptable, buf, part, PART_START);
    401       1.3  jdc 		ptable->parts[part].start = sector;
    402       1.1  leo 	}
    403       1.1  leo 
    404       1.3  jdc 	printf ("size [%8u (%s) (%4uM)] ", ptable->parts[part].size,
    405       1.3  jdc 	    sec_to_cts (ptable, ptable->parts[part].size, &cts[0]),
    406       1.3  jdc 	    (ptable->parts[part].size + (BLPM >> 1)) / BLPM);
    407       1.3  jdc 	if (get_input (&buf[0], BUFLEN)) {
    408       1.3  jdc 		sector = read_sector (ptable, buf, part, PART_END);
    409       1.3  jdc 		ptable->parts[part].size = sector;
    410       1.1  leo 	}
    411       1.1  leo 
    412       1.1  leo /*
    413       1.1  leo 	printf ("NetBSD disk letter [%c] ", ptable->parts[part].letter + 'a');
    414       1.3  jdc 	if (get_input (&buf[0], BUFLEN)) {
    415       1.3  jdc 		buf[0] = tolower(buf[0]);
    416       1.1  leo 		if (buf[0] == 'a' || (buf[0] >= 'd' && buf[0] <= 'p'))
    417       1.1  leo 			ptable->parts[part].letter = buf[0] - 'a';
    418       1.1  leo */
    419       1.1  leo 
    420       1.1  leo 	if (!ptable->parts[part].start && !ptable->parts[part].size) {
    421       1.1  leo 	    if (part == ptable->nparts - 1)
    422       1.1  leo 		ptable->nparts--;
    423       1.1  leo 	}
    424       1.1  leo }
    425