| /* |
| * 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 |
| */ |
| |
| #include <stdio.h> /* stderr */ |
| #include <stdlib.h> /* uint */ |
| #include <string.h> /* strstr */ |
| #include <unistd.h> /* write */ |
| #include <sys/ioctl.h> /* ioctl */ |
| #include <sys/stat.h> /* stat */ |
| #include "nls.h" |
| |
| #include <endian.h> |
| #include "../defines.h" /* for HAVE_scsi_h */ |
| #ifdef HAVE_scsi_h |
| #define u_char unsigned char |
| #include <scsi/scsi.h> /* SCSI_IOCTL_GET_IDLUN */ |
| #undef u_char |
| #endif |
| #include <linux/major.h> /* FLOPPY_MAJOR */ |
| #include <linux/hdreg.h> /* HDIO_GETGEO */ |
| |
| #include "common.h" |
| #include "fdisk.h" |
| #include "fdisksunlabel.h" |
| |
| static int other_endian = 0; |
| static int scsi_disk = 0; |
| static int floppy = 0; |
| |
| #define LINUX_SWAP 0x82 |
| #define LINUX_NATIVE 0x83 |
| |
| struct systypes sun_sys_types[] = { |
| {0, N_("Empty")}, |
| {1, N_("Boot")}, |
| {2, N_("SunOS root")}, |
| {SUNOS_SWAP, N_("SunOS swap")}, |
| {4, N_("SunOS usr")}, |
| {WHOLE_DISK, N_("Whole disk")}, |
| {6, N_("SunOS stand")}, |
| {7, N_("SunOS var")}, |
| {8, N_("SunOS home")}, |
| {LINUX_SWAP, N_("Linux swap")}, |
| {LINUX_NATIVE, N_("Linux native")}, |
| {0x8e, N_("Linux LVM")}, |
| { 0, NULL } |
| }; |
| |
| static inline unsigned short __swap16(unsigned short x) { |
| return (((__u16)(x) & 0xFF) << 8) | (((__u16)(x) & 0xFF00) >> 8); |
| } |
| static inline __u32 __swap32(__u32 x) { |
| return (((__u32)(x) & 0xFF) << 24) | (((__u32)(x) & 0xFF00) << 8) | (((__u32)(x) & 0xFF0000) >> 8) | (((__u32)(x) & 0xFF000000) >> 24); |
| } |
| |
| int |
| get_num_sectors(struct sun_partition p) { |
| return SSWAP32(p.num_sectors); |
| } |
| |
| void guess_device_type(int fd) { |
| struct stat bootstat; |
| |
| if (fstat (fd, &bootstat) < 0) { |
| scsi_disk = 0; |
| floppy = 0; |
| } else if (S_ISBLK(bootstat.st_mode) |
| && ((bootstat.st_rdev >> 8) == IDE0_MAJOR || |
| (bootstat.st_rdev >> 8) == IDE1_MAJOR)) { |
| scsi_disk = 0; |
| floppy = 0; |
| } else if (S_ISBLK(bootstat.st_mode) |
| && (bootstat.st_rdev >> 8) == FLOPPY_MAJOR) { |
| scsi_disk = 0; |
| floppy = 1; |
| } else { |
| scsi_disk = 1; |
| floppy = 0; |
| } |
| } |
| |
| static void |
| set_sun_partition(int i, uint start, uint stop, int sysid) { |
| sunlabel->infos[i].id = sysid; |
| sunlabel->partitions[i].start_cylinder = |
| SSWAP32(start / (heads * sectors)); |
| sunlabel->partitions[i].num_sectors = |
| SSWAP32(stop - start); |
| set_changed(i); |
| } |
| |
| void |
| sun_nolabel(void) { |
| sun_label = 0; |
| sunlabel->magic = 0; |
| partitions = 4; |
| } |
| |
| int |
| check_sun_label(void) { |
| unsigned short *ush; |
| int csum; |
| |
| if (sunlabel->magic != SUN_LABEL_MAGIC && |
| sunlabel->magic != SUN_LABEL_MAGIC_SWAPPED) { |
| sun_label = 0; |
| other_endian = 0; |
| return 0; |
| } |
| 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 = SSWAP16(sunlabel->ntrks); |
| cylinders = SSWAP16(sunlabel->ncyl); |
| sectors = SSWAP16(sunlabel->nsect); |
| } |
| update_units(); |
| sun_label = 1; |
| partitions = 8; |
| return 1; |
| } |
| |
| struct sun_predefined_drives { |
| char *vendor; |
| 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 struct sun_predefined_drives * |
| sun_autoconfigure_scsi(void) { |
| 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)) { |
| sprintf(buffer, |
| "Host: scsi%d Channel: %02d Id: %02d Lun: %02d\n", |
| #if 0 |
| ((id[0]>>24)&0xff)-/*PROC_SCSI_SCSI+PROC_SCSI_FILE*/33, |
| #else |
| /* 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, |
| #endif |
| (id[0]>>16)&0xff, |
| id[0]&0xff, |
| (id[0]>>8)&0xff); |
| pfd = fopen("/proc/scsi/scsi","r"); |
| if (pfd) { |
| while (fgets(buffer2,2048,pfd)) { |
| if (!strcmp(buffer, buffer2)) { |
| if (fgets(buffer2,2048,pfd)) { |
| q = strstr(buffer2,"Vendor: "); |
| if (q) { |
| q += 8; |
| vendor = q; |
| q = strstr(q," "); |
| *q++ = 0; /* truncate vendor name */ |
| q = strstr(q,"Model: "); |
| if (q) { |
| *q = 0; |
| q += 7; |
| model = q; |
| q = strstr(q," Rev: "); |
| if (q) { |
| *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; |
| } |
| |
| void create_sunlabel(void) |
| { |
| struct hd_geometry geometry; |
| unsigned int ndiv; |
| int i; |
| unsigned char c; |
| 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")); |
| #if BYTE_ORDER == LITTLE_ENDIAN |
| other_endian = 1; |
| #else |
| other_endian = 0; |
| #endif |
| memset(MBRbuffer, 0, sizeof(MBRbuffer)); |
| sunlabel->magic = 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); |
| } |
| for (;;) { |
| c = read_char(_("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) { |
| #ifdef HDIO_REQ |
| if (!ioctl(fd, HDIO_REQ, &geometry)) { |
| #else |
| if (!ioctl(fd, HDIO_GETGEO, &geometry)) { |
| #endif |
| heads = geometry.heads; |
| sectors = geometry.sectors; |
| cylinders = geometry.cylinders; |
| } else { |
| heads = 0; |
| sectors = 0; |
| cylinders = 0; |
| } |
| if (floppy) { |
| sunlabel->nacyl = 0; |
| sunlabel->pcylcount = SSWAP16(cylinders); |
| sunlabel->rspeed = SSWAP16(300); |
| sunlabel->ilfact = 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 = |
| SSWAP16(read_int(0,2,65535,0, |
| _("Alternate cylinders"))); |
| sunlabel->pcylcount = |
| SSWAP16(read_int(0,cylinders+SSWAP16(sunlabel->nacyl), |
| 65535,0,_("Physical cylinders"))); |
| sunlabel->rspeed = |
| SSWAP16(read_int(1,5400,100000,0, |
| _("Rotation speed (rpm)"))); |
| sunlabel->ilfact = |
| SSWAP16(read_int(1,1,32,0,_("Interleave factor"))); |
| sunlabel->sparecyl = |
| SSWAP16(read_int(0,0,sectors,0, |
| _("Extra sectors per cylinder"))); |
| } |
| } else { |
| sunlabel->sparecyl = SSWAP16(p->sparecyl); |
| sunlabel->ncyl = SSWAP16(p->ncyl); |
| sunlabel->nacyl = SSWAP16(p->nacyl); |
| sunlabel->pcylcount = SSWAP16(p->pcylcount); |
| sunlabel->ntrks = SSWAP16(p->ntrks); |
| sunlabel->nsect = SSWAP16(p->nsect); |
| sunlabel->rspeed = SSWAP16(p->rspeed); |
| sunlabel->ilfact = SSWAP16(1); |
| cylinders = p->ncyl; |
| heads = p->ntrks; |
| sectors = p->nsect; |
| puts(_("You may change all the disk params from the x menu")); |
| } |
| |
| sprintf(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, SSWAP16(sunlabel->nacyl), heads, sectors); |
| |
| sunlabel->ntrks = SSWAP16(heads); |
| sunlabel->nsect = SSWAP16(sectors); |
| sunlabel->ncyl = 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, 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); |
| } |
| |
| 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 != WHOLE_DISK) { |
| starts[i] = SSWAP32(sunlabel->partitions[i].start_cylinder) * heads * sectors; |
| lens[i] = 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; |
| } |
| |
| 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); |
| } |
| |
| 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; |
| } |
| } |
| sprintf(mesg, _("First %s"), str_units(SINGULAR)); |
| for (;;) { |
| 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"); |
| 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]; |
| } |
| sprintf(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 = WHOLE_DISK; |
| set_sun_partition(n, first, last, sys); |
| } |
| |
| void |
| sun_delete_partition(int i) { |
| if (i == 2 && sunlabel->infos[i].id == WHOLE_DISK && |
| !sunlabel->partitions[i].start_cylinder && |
| 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"), |
| (uint) SSWAP32(sunlabel->partitions[i].num_sectors)); |
| sunlabel->infos[i].id = 0; |
| sunlabel->partitions[i].num_sectors = 0; |
| } |
| |
| void |
| sun_change_sysid(int i, int sys) { |
| if (sys == LINUX_SWAP && !sunlabel->partitions[i].start_cylinder) { |
| read_chars( |
| _("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; |
| } |
| |
| void |
| sun_list_table(int xtra) { |
| int i, w; |
| char *type; |
| |
| 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, SSWAP16(sunlabel->rspeed), |
| cylinders, SSWAP16(sunlabel->nacyl), |
| SSWAP16(sunlabel->pcylcount), |
| SSWAP16(sunlabel->sparecyl), |
| 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) { |
| __u32 start = SSWAP32(sunlabel->partitions[i].start_cylinder) * heads * sectors; |
| __u32 len = SSWAP32(sunlabel->partitions[i].num_sectors); |
| printf( |
| "%*s%-2d %c%c %9ld %9ld %9ld%c %2x %s\n", |
| /* device */ w, disk_device, i + 1, |
| /* flags */ (sunlabel->infos[i].flags & 0x01) ? 'u' : ' ', |
| (sunlabel->infos[i].flags & 0x10) ? 'r' : ' ', |
| /* start */ (long) scround(start), |
| /* end */ (long) scround(start+len), |
| /* odd flag on end */ (long) len / 2, len & 1 ? '+' : ' ', |
| /* type id */ sunlabel->infos[i].id, |
| /* type name */ (type = partition_type(sunlabel->infos[i].id)) |
| ? type : _("Unknown")); |
| } |
| } |
| } |
| |
| void |
| sun_set_alt_cyl(void) { |
| sunlabel->nacyl = |
| SSWAP16(read_int(0,SSWAP16(sunlabel->nacyl), 65535, 0, |
| _("Number of alternate cylinders"))); |
| } |
| |
| void |
| sun_set_ncyl(int cyl) { |
| sunlabel->ncyl = SSWAP16(cyl); |
| } |
| |
| void |
| sun_set_xcyl(void) { |
| sunlabel->sparecyl = |
| SSWAP16(read_int(0, SSWAP16(sunlabel->sparecyl), sectors, 0, |
| _("Extra sectors per cylinder"))); |
| } |
| |
| void |
| sun_set_ilfact(void) { |
| sunlabel->ilfact = |
| SSWAP16(read_int(1, SSWAP16(sunlabel->ilfact), 32, 0, |
| _("Interleave factor"))); |
| } |
| |
| void |
| sun_set_rspeed(void) { |
| sunlabel->rspeed = |
| SSWAP16(read_int(1, SSWAP16(sunlabel->rspeed), 100000, 0, |
| _("Rotation speed (rpm)"))); |
| } |
| |
| void |
| sun_set_pcylcount(void) { |
| sunlabel->pcylcount = |
| SSWAP16(read_int(0, SSWAP16(sunlabel->pcylcount), 65535, 0, |
| _("Number of physical cylinders"))); |
| } |
| |
| 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) |
| fatal(unable_to_seek); |
| if (write(fd, sunlabel, SECTOR_SIZE) != SECTOR_SIZE) |
| fatal(unable_to_write); |
| } |