diff options
Diffstat (limited to 'util-linux/fdisk_sun.c')
| -rw-r--r-- | util-linux/fdisk_sun.c | 731 |
1 files changed, 731 insertions, 0 deletions
diff --git a/util-linux/fdisk_sun.c b/util-linux/fdisk_sun.c new file mode 100644 index 0000000..6973fbf --- /dev/null +++ b/util-linux/fdisk_sun.c @@ -0,0 +1,731 @@ +#ifdef CONFIG_FEATURE_SUN_LABEL + +#define SUN_LABEL_MAGIC 0xDABE +#define SUN_LABEL_MAGIC_SWAPPED 0xBEDA +#define SUN_SSWAP16(x) (sun_other_endian ? __swap16(x) \ + : (uint16_t)(x)) +#define SUN_SSWAP32(x) (sun_other_endian ? __swap32(x) \ + : (uint32_t)(x)) + +/* Copied from linux/major.h */ +#define FLOPPY_MAJOR 2 + +#define SCSI_IOCTL_GET_IDLUN 0x5382 + +/* + * fdisksunlabel.c + * + * I think this is mostly, or entirely, due to + * Jakub Jelinek (jj@sunsite.mff.cuni.cz), July 1996 + * + * Merged with fdisk for other architectures, aeb, June 1998. + * + * Sat Mar 20 EST 1999 Arnaldo Carvalho de Melo <acme@conectiva.com.br> + * Internationalization + */ + + +static int sun_other_endian; +static int scsi_disk; +static int floppy; + +#ifndef IDE0_MAJOR +#define IDE0_MAJOR 3 +#endif +#ifndef IDE1_MAJOR +#define IDE1_MAJOR 22 +#endif + +static void +guess_device_type(void) +{ + struct stat bootstat; + + if (fstat(fd, &bootstat) < 0) { + scsi_disk = 0; + floppy = 0; + } else if (S_ISBLK(bootstat.st_mode) + && (major(bootstat.st_rdev) == IDE0_MAJOR || + major(bootstat.st_rdev) == IDE1_MAJOR)) { + scsi_disk = 0; + floppy = 0; + } else if (S_ISBLK(bootstat.st_mode) + && major(bootstat.st_rdev) == FLOPPY_MAJOR) { + scsi_disk = 0; + floppy = 1; + } else { + scsi_disk = 1; + floppy = 0; + } +} + +static const struct systypes sun_sys_types[] = { + { "\x00" "Empty" }, /* 0 */ + { "\x01" "Boot" }, /* 1 */ + { "\x02" "SunOS root" }, /* 2 */ + { "\x03" "SunOS swap" }, /* SUNOS_SWAP */ + { "\x04" "SunOS usr" }, /* 4 */ + { "\x05" "Whole disk" }, /* SUN_WHOLE_DISK */ + { "\x06" "SunOS stand" }, /* 6 */ + { "\x07" "SunOS var" }, /* 7 */ + { "\x08" "SunOS home" }, /* 8 */ + { "\x82" "Linux swap" }, /* LINUX_SWAP */ + { "\x83" "Linux native" }, /* LINUX_NATIVE */ + { "\x8e" "Linux LVM" }, /* 0x8e */ +/* New (2.2.x) raid partition with autodetect using persistent superblock */ + { "\xfd" "Linux raid autodetect" }, /* 0xfd */ + { NULL } +}; + + +static void +set_sun_partition(int i, uint start, uint stop, int sysid) +{ + sunlabel->infos[i].id = sysid; + sunlabel->partitions[i].start_cylinder = + SUN_SSWAP32(start / (heads * sectors)); + sunlabel->partitions[i].num_sectors = + SUN_SSWAP32(stop - start); + set_changed(i); +} + +static int +check_sun_label(void) +{ + unsigned short *ush; + int csum; + + if (sunlabel->magic != SUN_LABEL_MAGIC + && sunlabel->magic != SUN_LABEL_MAGIC_SWAPPED) { + current_label_type = label_dos; + sun_other_endian = 0; + return 0; + } + sun_other_endian = (sunlabel->magic == SUN_LABEL_MAGIC_SWAPPED); + ush = ((unsigned short *) (sunlabel + 1)) - 1; + for (csum = 0; ush >= (unsigned short *)sunlabel;) csum ^= *ush--; + if (csum) { + fprintf(stderr,_("Detected sun disklabel with wrong checksum.\n" + "Probably you'll have to set all the values,\n" + "e.g. heads, sectors, cylinders and partitions\n" + "or force a fresh label (s command in main menu)\n")); + } else { + heads = SUN_SSWAP16(sunlabel->ntrks); + cylinders = SUN_SSWAP16(sunlabel->ncyl); + sectors = SUN_SSWAP16(sunlabel->nsect); + } + update_units(); + current_label_type = label_sun; + partitions = 8; + return 1; +} + +static const struct sun_predefined_drives { + const char *vendor; + const char *model; + unsigned short sparecyl; + unsigned short ncyl; + unsigned short nacyl; + unsigned short pcylcount; + unsigned short ntrks; + unsigned short nsect; + unsigned short rspeed; +} sun_drives[] = { + { "Quantum","ProDrive 80S",1,832,2,834,6,34,3662}, + { "Quantum","ProDrive 105S",1,974,2,1019,6,35,3662}, + { "CDC","Wren IV 94171-344",3,1545,2,1549,9,46,3600}, + { "IBM","DPES-31080",0,4901,2,4903,4,108,5400}, + { "IBM","DORS-32160",0,1015,2,1017,67,62,5400}, + { "IBM","DNES-318350",0,11199,2,11474,10,320,7200}, + { "SEAGATE","ST34371",0,3880,2,3882,16,135,7228}, + { "","SUN0104",1,974,2,1019,6,35,3662}, + { "","SUN0207",4,1254,2,1272,9,36,3600}, + { "","SUN0327",3,1545,2,1549,9,46,3600}, + { "","SUN0340",0,1538,2,1544,6,72,4200}, + { "","SUN0424",2,1151,2,2500,9,80,4400}, + { "","SUN0535",0,1866,2,2500,7,80,5400}, + { "","SUN0669",5,1614,2,1632,15,54,3600}, + { "","SUN1.0G",5,1703,2,1931,15,80,3597}, + { "","SUN1.05",0,2036,2,2038,14,72,5400}, + { "","SUN1.3G",6,1965,2,3500,17,80,5400}, + { "","SUN2.1G",0,2733,2,3500,19,80,5400}, + { "IOMEGA","Jaz",0,1019,2,1021,64,32,5394}, +}; + +static const struct sun_predefined_drives * +sun_autoconfigure_scsi(void) +{ + const struct sun_predefined_drives *p = NULL; + +#ifdef SCSI_IOCTL_GET_IDLUN + unsigned int id[2]; + char buffer[2048]; + char buffer2[2048]; + FILE *pfd; + char *vendor; + char *model; + char *q; + int i; + + if (ioctl(fd, SCSI_IOCTL_GET_IDLUN, &id)) + return NULL; + + sprintf(buffer, + "Host: scsi%d Channel: %02d Id: %02d Lun: %02d\n", + /* This is very wrong (works only if you have one HBA), + but I haven't found a way how to get hostno + from the current kernel */ + 0, + (id[0]>>16) & 0xff, + id[0] & 0xff, + (id[0]>>8) & 0xff + ); + pfd = fopen("/proc/scsi/scsi", "r"); + if (!pfd) { + return NULL; + } + while (fgets(buffer2, 2048, pfd)) { + if (strcmp(buffer, buffer2)) + continue; + if (!fgets(buffer2, 2048, pfd)) + break; + q = strstr(buffer2, "Vendor: "); + if (!q) + break; + q += 8; + vendor = q; + q = strstr(q, " "); + *q++ = '\0'; /* truncate vendor name */ + q = strstr(q, "Model: "); + if (!q) + break; + *q = '\0'; + q += 7; + model = q; + q = strstr(q, " Rev: "); + if (!q) + break; + *q = '\0'; + for (i = 0; i < SIZE(sun_drives); i++) { + if (*sun_drives[i].vendor && strcasecmp(sun_drives[i].vendor, vendor)) + continue; + if (!strstr(model, sun_drives[i].model)) + continue; + printf(_("Autoconfigure found a %s%s%s\n"), + sun_drives[i].vendor, + (*sun_drives[i].vendor) ? " " : "", + sun_drives[i].model); + p = sun_drives + i; + break; + } + break; + } + fclose(pfd); +#endif + return p; +} + +static void +create_sunlabel(void) +{ + struct hd_geometry geometry; + unsigned int ndiv; + int i; + unsigned char c; + const struct sun_predefined_drives *p = NULL; + + fprintf(stderr, + _("Building a new sun disklabel. Changes will remain in memory only,\n" + "until you decide to write them. After that, of course, the previous\n" + "content won't be recoverable.\n\n")); + sun_other_endian = BB_LITTLE_ENDIAN; + memset(MBRbuffer, 0, sizeof(MBRbuffer)); + sunlabel->magic = SUN_SSWAP16(SUN_LABEL_MAGIC); + if (!floppy) { + puts(_("Drive type\n" + " ? auto configure\n" + " 0 custom (with hardware detected defaults)")); + for (i = 0; i < SIZE(sun_drives); i++) { + printf(" %c %s%s%s\n", + i + 'a', sun_drives[i].vendor, + (*sun_drives[i].vendor) ? " " : "", + sun_drives[i].model); + } + while (1) { + c = read_nonempty(_("Select type (? for auto, 0 for custom): ")); + if (c >= 'a' && c < 'a' + SIZE(sun_drives)) { + p = sun_drives + c - 'a'; + break; + } else if (c >= 'A' && c < 'A' + SIZE(sun_drives)) { + p = sun_drives + c - 'A'; + break; + } else if (c == '0') { + break; + } else if (c == '?' && scsi_disk) { + p = sun_autoconfigure_scsi(); + if (!p) + printf(_("Autoconfigure failed.\n")); + else + break; + } + } + } + if (!p || floppy) { + if (!ioctl(fd, HDIO_GETGEO, &geometry)) { + heads = geometry.heads; + sectors = geometry.sectors; + cylinders = geometry.cylinders; + } else { + heads = 0; + sectors = 0; + cylinders = 0; + } + if (floppy) { + sunlabel->nacyl = 0; + sunlabel->pcylcount = SUN_SSWAP16(cylinders); + sunlabel->rspeed = SUN_SSWAP16(300); + sunlabel->ilfact = SUN_SSWAP16(1); + sunlabel->sparecyl = 0; + } else { + heads = read_int(1,heads,1024,0,_("Heads")); + sectors = read_int(1,sectors,1024,0,_("Sectors/track")); + if (cylinders) + cylinders = read_int(1,cylinders-2,65535,0,_("Cylinders")); + else + cylinders = read_int(1,0,65535,0,_("Cylinders")); + sunlabel->nacyl = SUN_SSWAP16(read_int(0,2,65535,0, _("Alternate cylinders"))); + sunlabel->pcylcount = SUN_SSWAP16(read_int(0,cylinders+SUN_SSWAP16(sunlabel->nacyl), 65535,0, _("Physical cylinders"))); + sunlabel->rspeed = SUN_SSWAP16(read_int(1,5400,100000,0, _("Rotation speed (rpm)"))); + sunlabel->ilfact = SUN_SSWAP16(read_int(1,1,32,0, _("Interleave factor"))); + sunlabel->sparecyl = SUN_SSWAP16(read_int(0,0,sectors,0, _("Extra sectors per cylinder"))); + } + } else { + sunlabel->sparecyl = SUN_SSWAP16(p->sparecyl); + sunlabel->ncyl = SUN_SSWAP16(p->ncyl); + sunlabel->nacyl = SUN_SSWAP16(p->nacyl); + sunlabel->pcylcount = SUN_SSWAP16(p->pcylcount); + sunlabel->ntrks = SUN_SSWAP16(p->ntrks); + sunlabel->nsect = SUN_SSWAP16(p->nsect); + sunlabel->rspeed = SUN_SSWAP16(p->rspeed); + sunlabel->ilfact = SUN_SSWAP16(1); + cylinders = p->ncyl; + heads = p->ntrks; + sectors = p->nsect; + puts(_("You may change all the disk params from the x menu")); + } + + snprintf((char *)(sunlabel->info), sizeof(sunlabel->info), + "%s%s%s cyl %d alt %d hd %d sec %d", + p ? p->vendor : "", (p && *p->vendor) ? " " : "", + p ? p->model : (floppy ? _("3,5\" floppy") : _("Linux custom")), + cylinders, SUN_SSWAP16(sunlabel->nacyl), heads, sectors); + + sunlabel->ntrks = SUN_SSWAP16(heads); + sunlabel->nsect = SUN_SSWAP16(sectors); + sunlabel->ncyl = SUN_SSWAP16(cylinders); + if (floppy) + set_sun_partition(0, 0, cylinders * heads * sectors, LINUX_NATIVE); + else { + if (cylinders * heads * sectors >= 150 * 2048) { + ndiv = cylinders - (50 * 2048 / (heads * sectors)); /* 50M swap */ + } else + ndiv = cylinders * 2 / 3; + set_sun_partition(0, 0, ndiv * heads * sectors, LINUX_NATIVE); + set_sun_partition(1, ndiv * heads * sectors, cylinders * heads * sectors, LINUX_SWAP); + sunlabel->infos[1].flags |= 0x01; /* Not mountable */ + } + set_sun_partition(2, 0, cylinders * heads * sectors, SUN_WHOLE_DISK); + { + unsigned short *ush = (unsigned short *)sunlabel; + unsigned short csum = 0; + while (ush < (unsigned short *)(&sunlabel->csum)) + csum ^= *ush++; + sunlabel->csum = csum; + } + + set_all_unchanged(); + set_changed(0); + get_boot(create_empty_sun); +} + +static void +toggle_sunflags(int i, unsigned char mask) +{ + if (sunlabel->infos[i].flags & mask) + sunlabel->infos[i].flags &= ~mask; + else + sunlabel->infos[i].flags |= mask; + set_changed(i); +} + +static void +fetch_sun(uint *starts, uint *lens, uint *start, uint *stop) +{ + int i, continuous = 1; + + *start = 0; + *stop = cylinders * heads * sectors; + for (i = 0; i < partitions; i++) { + if (sunlabel->partitions[i].num_sectors + && sunlabel->infos[i].id + && sunlabel->infos[i].id != SUN_WHOLE_DISK) { + starts[i] = SUN_SSWAP32(sunlabel->partitions[i].start_cylinder) * heads * sectors; + lens[i] = SUN_SSWAP32(sunlabel->partitions[i].num_sectors); + if (continuous) { + if (starts[i] == *start) + *start += lens[i]; + else if (starts[i] + lens[i] >= *stop) + *stop = starts[i]; + else + continuous = 0; + /* There will be probably more gaps + than one, so lets check afterwards */ + } + } else { + starts[i] = 0; + lens[i] = 0; + } + } +} + +static uint *verify_sun_starts; + +static int +verify_sun_cmp(int *a, int *b) +{ + if (*a == -1) return 1; + if (*b == -1) return -1; + if (verify_sun_starts[*a] > verify_sun_starts[*b]) return 1; + return -1; +} + +static void +verify_sun(void) +{ + uint starts[8], lens[8], start, stop; + int i,j,k,starto,endo; + int array[8]; + + verify_sun_starts = starts; + fetch_sun(starts,lens,&start,&stop); + for (k = 0; k < 7; k++) { + for (i = 0; i < 8; i++) { + if (k && (lens[i] % (heads * sectors))) { + printf(_("Partition %d doesn't end on cylinder boundary\n"), i+1); + } + if (lens[i]) { + for (j = 0; j < i; j++) + if (lens[j]) { + if (starts[j] == starts[i]+lens[i]) { + starts[j] = starts[i]; lens[j] += lens[i]; + lens[i] = 0; + } else if (starts[i] == starts[j]+lens[j]){ + lens[j] += lens[i]; + lens[i] = 0; + } else if (!k) { + if (starts[i] < starts[j]+lens[j] + && starts[j] < starts[i]+lens[i]) { + starto = starts[i]; + if (starts[j] > starto) + starto = starts[j]; + endo = starts[i]+lens[i]; + if (starts[j]+lens[j] < endo) + endo = starts[j]+lens[j]; + printf(_("Partition %d overlaps with others in " + "sectors %d-%d\n"), i+1, starto, endo); + } + } + } + } + } + } + for (i = 0; i < 8; i++) { + if (lens[i]) + array[i] = i; + else + array[i] = -1; + } + qsort(array,SIZE(array),sizeof(array[0]), + (int (*)(const void *,const void *)) verify_sun_cmp); + if (array[0] == -1) { + printf(_("No partitions defined\n")); + return; + } + stop = cylinders * heads * sectors; + if (starts[array[0]]) + printf(_("Unused gap - sectors 0-%d\n"),starts[array[0]]); + for (i = 0; i < 7 && array[i+1] != -1; i++) { + printf(_("Unused gap - sectors %d-%d\n"),starts[array[i]]+lens[array[i]],starts[array[i+1]]); + } + start = starts[array[i]] + lens[array[i]]; + if (start < stop) + printf(_("Unused gap - sectors %d-%d\n"),start,stop); +} + +static void +add_sun_partition(int n, int sys) +{ + uint start, stop, stop2; + uint starts[8], lens[8]; + int whole_disk = 0; + + char mesg[256]; + int i, first, last; + + if (sunlabel->partitions[n].num_sectors && sunlabel->infos[n].id) { + printf(_("Partition %d is already defined. Delete " + "it before re-adding it.\n"), n + 1); + return; + } + + fetch_sun(starts,lens,&start,&stop); + if (stop <= start) { + if (n == 2) + whole_disk = 1; + else { + printf(_("Other partitions already cover the whole disk.\nDelete " + "some/shrink them before retry.\n")); + return; + } + } + snprintf(mesg, sizeof(mesg), _("First %s"), str_units(SINGULAR)); + while (1) { + if (whole_disk) + first = read_int(0, 0, 0, 0, mesg); + else + first = read_int(scround(start), scround(stop)+1, + scround(stop), 0, mesg); + if (display_in_cyl_units) + first *= units_per_sector; + else + /* Starting sector has to be properly aligned */ + first = (first + heads * sectors - 1) / (heads * sectors); + if (n == 2 && first != 0) + printf("\ +It is highly recommended that the third partition covers the whole disk\n\ +and is of type `Whole disk'\n"); + /* ewt asks to add: "don't start a partition at cyl 0" + However, edmundo@rano.demon.co.uk writes: + "In addition to having a Sun partition table, to be able to + boot from the disc, the first partition, /dev/sdX1, must + start at cylinder 0. This means that /dev/sdX1 contains + the partition table and the boot block, as these are the + first two sectors of the disc. Therefore you must be + careful what you use /dev/sdX1 for. In particular, you must + not use a partition starting at cylinder 0 for Linux swap, + as that would overwrite the partition table and the boot + block. You may, however, use such a partition for a UFS + or EXT2 file system, as these file systems leave the first + 1024 bytes undisturbed. */ + /* On the other hand, one should not use partitions + starting at block 0 in an md, or the label will + be trashed. */ + for (i = 0; i < partitions; i++) + if (lens[i] && starts[i] <= first && starts[i] + lens[i] > first) + break; + if (i < partitions && !whole_disk) { + if (n == 2 && !first) { + whole_disk = 1; + break; + } + printf(_("Sector %d is already allocated\n"), first); + } else + break; + } + stop = cylinders * heads * sectors; + stop2 = stop; + for (i = 0; i < partitions; i++) { + if (starts[i] > first && starts[i] < stop) + stop = starts[i]; + } + snprintf(mesg, sizeof(mesg), + _("Last %s or +size or +sizeM or +sizeK"), + str_units(SINGULAR)); + if (whole_disk) + last = read_int(scround(stop2), scround(stop2), scround(stop2), + 0, mesg); + else if (n == 2 && !first) + last = read_int(scround(first), scround(stop2), scround(stop2), + scround(first), mesg); + else + last = read_int(scround(first), scround(stop), scround(stop), + scround(first), mesg); + if (display_in_cyl_units) + last *= units_per_sector; + if (n == 2 && !first) { + if (last >= stop2) { + whole_disk = 1; + last = stop2; + } else if (last > stop) { + printf(_("You haven't covered the whole disk with " + "the 3rd partition, but your value\n" + "%d %s covers some other partition. " + "Your entry has been changed\n" + "to %d %s\n"), + scround(last), str_units(SINGULAR), + scround(stop), str_units(SINGULAR)); + last = stop; + } + } else if (!whole_disk && last > stop) + last = stop; + + if (whole_disk) + sys = SUN_WHOLE_DISK; + set_sun_partition(n, first, last, sys); +} + +static void +sun_delete_partition(int i) +{ + unsigned int nsec; + + if (i == 2 + && sunlabel->infos[i].id == SUN_WHOLE_DISK + && !sunlabel->partitions[i].start_cylinder + && (nsec = SUN_SSWAP32(sunlabel->partitions[i].num_sectors)) == heads * sectors * cylinders) + printf(_("If you want to maintain SunOS/Solaris compatibility, " + "consider leaving this\n" + "partition as Whole disk (5), starting at 0, with %u " + "sectors\n"), nsec); + sunlabel->infos[i].id = 0; + sunlabel->partitions[i].num_sectors = 0; +} + +static void +sun_change_sysid(int i, int sys) +{ + if (sys == LINUX_SWAP && !sunlabel->partitions[i].start_cylinder) { + read_maybe_empty( + _("It is highly recommended that the partition at offset 0\n" + "is UFS, EXT2FS filesystem or SunOS swap. Putting Linux swap\n" + "there may destroy your partition table and bootblock.\n" + "Type YES if you're very sure you would like that partition\n" + "tagged with 82 (Linux swap): ")); + if (strcmp (line_ptr, _("YES\n"))) + return; + } + switch (sys) { + case SUNOS_SWAP: + case LINUX_SWAP: + /* swaps are not mountable by default */ + sunlabel->infos[i].flags |= 0x01; + break; + default: + /* assume other types are mountable; + user can change it anyway */ + sunlabel->infos[i].flags &= ~0x01; + break; + } + sunlabel->infos[i].id = sys; +} + +static void +sun_list_table(int xtra) +{ + int i, w; + + w = strlen(disk_device); + if (xtra) + printf( + _("\nDisk %s (Sun disk label): %d heads, %d sectors, %d rpm\n" + "%d cylinders, %d alternate cylinders, %d physical cylinders\n" + "%d extra sects/cyl, interleave %d:1\n" + "%s\n" + "Units = %s of %d * 512 bytes\n\n"), + disk_device, heads, sectors, SUN_SSWAP16(sunlabel->rspeed), + cylinders, SUN_SSWAP16(sunlabel->nacyl), + SUN_SSWAP16(sunlabel->pcylcount), + SUN_SSWAP16(sunlabel->sparecyl), + SUN_SSWAP16(sunlabel->ilfact), + (char *)sunlabel, + str_units(PLURAL), units_per_sector); + else + printf( + _("\nDisk %s (Sun disk label): %d heads, %d sectors, %d cylinders\n" + "Units = %s of %d * 512 bytes\n\n"), + disk_device, heads, sectors, cylinders, + str_units(PLURAL), units_per_sector); + + printf(_("%*s Flag Start End Blocks Id System\n"), + w + 1, _("Device")); + for (i = 0 ; i < partitions; i++) { + if (sunlabel->partitions[i].num_sectors) { + uint32_t start = SUN_SSWAP32(sunlabel->partitions[i].start_cylinder) * heads * sectors; + uint32_t len = SUN_SSWAP32(sunlabel->partitions[i].num_sectors); + printf("%s %c%c %9ld %9ld %9ld%c %2x %s\n", + partname(disk_device, i+1, w), /* device */ + (sunlabel->infos[i].flags & 0x01) ? 'u' : ' ', /* flags */ + (sunlabel->infos[i].flags & 0x10) ? 'r' : ' ', + (long) scround(start), /* start */ + (long) scround(start+len), /* end */ + (long) len / 2, len & 1 ? '+' : ' ', /* odd flag on end */ + sunlabel->infos[i].id, /* type id */ + partition_type(sunlabel->infos[i].id)); /* type name */ + } + } +} + +#ifdef CONFIG_FEATURE_FDISK_ADVANCED + +static void +sun_set_alt_cyl(void) +{ + sunlabel->nacyl = + SUN_SSWAP16(read_int(0,SUN_SSWAP16(sunlabel->nacyl), 65535, 0, + _("Number of alternate cylinders"))); +} + +static void +sun_set_ncyl(int cyl) +{ + sunlabel->ncyl = SUN_SSWAP16(cyl); +} + +static void +sun_set_xcyl(void) +{ + sunlabel->sparecyl = + SUN_SSWAP16(read_int(0, SUN_SSWAP16(sunlabel->sparecyl), sectors, 0, + _("Extra sectors per cylinder"))); +} + +static void +sun_set_ilfact(void) +{ + sunlabel->ilfact = + SUN_SSWAP16(read_int(1, SUN_SSWAP16(sunlabel->ilfact), 32, 0, + _("Interleave factor"))); +} + +static void +sun_set_rspeed(void) +{ + sunlabel->rspeed = + SUN_SSWAP16(read_int(1, SUN_SSWAP16(sunlabel->rspeed), 100000, 0, + _("Rotation speed (rpm)"))); +} + +static void +sun_set_pcylcount(void) +{ + sunlabel->pcylcount = + SUN_SSWAP16(read_int(0, SUN_SSWAP16(sunlabel->pcylcount), 65535, 0, + _("Number of physical cylinders"))); +} +#endif /* CONFIG_FEATURE_FDISK_ADVANCED */ + +static void +sun_write_table(void) +{ + unsigned short *ush = (unsigned short *)sunlabel; + unsigned short csum = 0; + + while (ush < (unsigned short *)(&sunlabel->csum)) + csum ^= *ush++; + sunlabel->csum = csum; + if (lseek(fd, 0, SEEK_SET) < 0) + fdisk_fatal(unable_to_seek); + if (write(fd, sunlabel, SECTOR_SIZE) != SECTOR_SIZE) + fdisk_fatal(unable_to_write); +} +#endif /* SUN_LABEL */ |