sgiinfo *
fill_sgiinfo(void)
{
sgiinfo *info=xcalloc(1, sizeof(sgiinfo));
info->magic=SSWAP32(SGI_INFO_MAGIC);
info->b1=SSWAP32(-1);
info->b2=SSWAP16(-1);
info->b3=SSWAP16(1);
/* You may want to replace this string !!!!!!! */
strcpy((char *) info->scsi_string, "IBM OEM 0662S12 3 30");
strcpy((char *) info->serial, "0000");
info->check1816 = SSWAP16(18*256 +16);
strcpy((char *) info->installer, "Sfx version 5.3, Oct 18, 1994");
return info;
}
int
sgi_get_swappartition(struct fdisk_context *cxt)
{
return (short) SSWAP16(sgilabel->swap_part);
}
int
sgi_get_bootpartition(struct fdisk_context *cxt)
{
return (short) SSWAP16(sgilabel->boot_part);
}
void
sgi_list_table(struct fdisk_context *cxt, int xtra) {
int i, w;
int kpi = 0; /* kernel partition ID */
w = strlen(cxt->dev_path);
if (xtra) {
printf(_("\nDisk %s (SGI disk label): %d heads, %llu sectors\n"
"%llu cylinders, %d physical cylinders\n"
"%d extra sects/cyl, interleave %d:1\n"
"%s\n"
"Units = %s of %d * %ld bytes\n\n"),
cxt->dev_path, cxt->geom.heads, cxt->geom.sectors, cxt->geom.cylinders,
SSWAP16(sgiparam.pcylcount),
(int) sgiparam.sparecyl, SSWAP16(sgiparam.ilfact),
(char *)sgilabel,
str_units(PLURAL), units_per_sector,
cxt->sector_size);
} else {
printf(_("\nDisk %s (SGI disk label): "
"%d heads, %llu sectors, %llu cylinders\n"
"Units = %s of %d * %ld bytes\n\n"),
cxt->dev_path, cxt->geom.heads, cxt->geom.sectors, cxt->geom.cylinders,
str_units(PLURAL), units_per_sector,
cxt->sector_size);
}
printf(_("----- partitions -----\n"
"Pt# %*s Info Start End Sectors Id System\n"),
w + 1, _("Device"));
for (i = 0 ; i < partitions; i++) {
if (sgi_get_num_sectors(cxt, i) || debug) {
uint32_t start = sgi_get_start_sector(cxt, i);
uint32_t len = sgi_get_num_sectors(cxt, i);
struct fdisk_parttype *t = fdisk_get_partition_type(cxt, i);
kpi++; /* only count nonempty partitions */
printf(
"%2d: %s %4s %9ld %9ld %9ld %2x %s\n",
/* fdisk part number */ i+1,
/* device */ partname(cxt->dev_path, kpi, w+2),
/* flags */ (sgi_get_swappartition(cxt) == i) ? "swap" :
/* flags */ (sgi_get_bootpartition(cxt) == i) ? "boot" : " ",
/* start */ (long) scround(start),
/* end */ (long) scround(start+len)-1,
/* no odd flag on end */ (long) len,
/* type id */ t->type,
/* type name */ t->name);
fdisk_free_parttype(t);
}
}
printf(_("----- Bootinfo -----\nBootfile: %s\n"
"----- Directory Entries -----\n"),
sgilabel->boot_file);
for (i = 0 ; i < volumes; i++) {
if (sgilabel->directory[i].vol_file_size) {
uint32_t start = SSWAP32(sgilabel->directory[i].vol_file_start);
uint32_t len = SSWAP32(sgilabel->directory[i].vol_file_size);
unsigned char *name = sgilabel->directory[i].vol_file_name;
printf(_("%2d: %-10s sector%5u size%8u\n"),
i, name, (unsigned int) start,
(unsigned int) len);
}
}
}
static int
sgi_get_ntrks(struct fdisk_context *cxt) {
return SSWAP16(sgilabel->devparam.ntrks);
}
void
create_sgilabel(void)
{
struct hd_geometry geometry;
struct {
unsigned int start;
unsigned int nsect;
int sysid;
} old[4];
int i=0;
unsigned long long llsectors;
int res; /* the result from the ioctl */
int sec_fac; /* the sector factor */
sec_fac = sector_size / 512; /* determine the sector factor */
fprintf(stderr,
_("Building a new SGI disklabel.\n"));
other_endian = (BYTE_ORDER == LITTLE_ENDIAN);
res = blkdev_get_sectors(fd, &llsectors);
#ifdef HDIO_GETGEO
if (!ioctl(fd, HDIO_GETGEO, &geometry)) {
heads = geometry.heads;
sectors = geometry.sectors;
if (res == 0) {
/* the get device size ioctl was successful */
unsigned long long llcyls;
llcyls = llsectors / (heads * sectors * sec_fac);
cylinders = llcyls;
if (cylinders != llcyls) /* truncated? */
cylinders = ~0;
} else {
/* otherwise print error and use truncated version */
cylinders = geometry.cylinders;
fprintf(stderr,
_("Warning: BLKGETSIZE ioctl failed on %s. "
"Using geometry cylinder value of %d.\n"
"This value may be truncated for devices"
" > 33.8 GB.\n"), disk_device, cylinders);
}
}
#endif
for (i = 0; i < 4; i++) {
old[i].sysid = 0;
if (valid_part_table_flag(MBRbuffer)) {
if (get_part_table(i)->sys_ind) {
old[i].sysid = get_part_table(i)->sys_ind;
old[i].start = get_start_sect(get_part_table(i));
old[i].nsect = get_nr_sects(get_part_table(i));
if (debug)
printf(_("ID=%02x\tSTART=%d\tLENGTH=%d\n"),
old[i].sysid, old[i].start, old[i].nsect);
}
}
}
for (i = 0; i < 4; i++)
if (old[i].sysid) {
printf(_("Trying to keep parameters of partitions already set.\n"));
break;
}
zeroize_mbr_buffer();
sgilabel->magic = SSWAP32(SGI_LABEL_MAGIC);
sgilabel->boot_part = SSWAP16(0);
sgilabel->swap_part = SSWAP16(1);
/* sizeof(sgilabel->boot_file) = 16 > 6 */
memset(sgilabel->boot_file, 0, 16);
strcpy((char *) sgilabel->boot_file, "/unix");
sgilabel->devparam.skew = (0);
sgilabel->devparam.gap1 = (0);
sgilabel->devparam.gap2 = (0);
sgilabel->devparam.sparecyl = (0);
sgilabel->devparam.pcylcount = SSWAP16(geometry.cylinders);
sgilabel->devparam.head_vol0 = SSWAP16(0);
sgilabel->devparam.ntrks = SSWAP16(geometry.heads);
/* tracks/cylinder (heads) */
sgilabel->devparam.cmd_tag_queue_depth = (0);
sgilabel->devparam.unused0 = (0);
sgilabel->devparam.unused1 = SSWAP16(0);
sgilabel->devparam.nsect = SSWAP16(geometry.sectors);
/* sectors/track */
sgilabel->devparam.bytes = SSWAP16(sector_size);
sgilabel->devparam.ilfact = SSWAP16(1);
sgilabel->devparam.flags = SSWAP32(TRACK_FWD|\
IGNORE_ERRORS|RESEEK);
sgilabel->devparam.datarate = SSWAP32(0);
sgilabel->devparam.retries_on_error = SSWAP32(1);
sgilabel->devparam.ms_per_word = SSWAP32(0);
sgilabel->devparam.xylogics_gap1 = SSWAP16(0);
sgilabel->devparam.xylogics_syncdelay = SSWAP16(0);
sgilabel->devparam.xylogics_readdelay = SSWAP16(0);
sgilabel->devparam.xylogics_gap2 = SSWAP16(0);
sgilabel->devparam.xylogics_readgate = SSWAP16(0);
sgilabel->devparam.xylogics_writecont = SSWAP16(0);
memset(&(sgilabel->directory), 0, sizeof(struct volume_directory)*15);
memset(&(sgilabel->partitions), 0, sizeof(struct sgi_partition)*16);
disklabel = SGI_LABEL;
partitions = 16;
volumes = 15;
sgi_set_entire();
sgi_set_volhdr();
for (i = 0; i < 4; i++) {
if (old[i].sysid) {
sgi_set_partition(i, old[i].start, old[i].nsect, old[i].sysid);
}
}
}
void
sgi_set_bootpartition(int i)
{
sgilabel->boot_part = SSWAP16(((short)i));
}
static int
sgi_get_ntrks(void) {
return SSWAP16(sgilabel->devparam.ntrks);
}
int
sgi_get_bootpartition(void)
{
return (short) SSWAP16(sgilabel->boot_part);
}
int
sgi_get_swappartition(void)
{
return (short) SSWAP16(sgilabel->swap_part);
}
static int
sgi_get_pcylcount(void) {
return SSWAP16(sgilabel->devparam.pcylcount);
}
static int
sgi_get_bytes(void) {
return SSWAP16(sgilabel->devparam.bytes);
}
static int
sgi_get_head_vol0(void) {
return SSWAP16(sgilabel->devparam.head_vol0);
}
void
sgi_set_swappartition(struct fdisk_context *cxt, int i) {
sgilabel->swap_part = SSWAP16(((short)i));
}
void
sgi_set_swappartition(int i) {
sgilabel->swap_part = SSWAP16(((short)i));
}
static int sgi_create_disklabel(struct fdisk_context *cxt)
{
struct hd_geometry geometry;
struct {
unsigned int start;
unsigned int nsect;
int sysid;
} old[4];
int i=0;
sector_t llsectors;
int res; /* the result from the ioctl */
int sec_fac; /* the sector factor */
sec_fac = cxt->sector_size / 512; /* determine the sector factor */
fprintf(stderr,
_("Building a new SGI disklabel.\n"));
other_endian = (BYTE_ORDER == LITTLE_ENDIAN);
res = blkdev_get_sectors(cxt->dev_fd, &llsectors);
#ifdef HDIO_GETGEO
if (ioctl(cxt->dev_fd, HDIO_GETGEO, &geometry) < 0)
err(EXIT_FAILURE, _("HDIO_GETGEO ioctl failed on %s"), cxt->dev_path);
cxt->geom.heads = geometry.heads;
cxt->geom.sectors = geometry.sectors;
if (res == 0) {
/* the get device size ioctl was successful */
sector_t llcyls;
llcyls = llsectors / (cxt->geom.heads * cxt->geom.sectors * sec_fac);
cxt->geom.cylinders = llcyls;
if (cxt->geom.cylinders != llcyls) /* truncated? */
cxt->geom.cylinders = ~0;
} else {
/* otherwise print error and use truncated version */
cxt->geom.cylinders = geometry.cylinders;
fprintf(stderr,
_("Warning: BLKGETSIZE ioctl failed on %s. "
"Using geometry cylinder value of %llu.\n"
"This value may be truncated for devices"
" > 33.8 GB.\n"), cxt->dev_path, cxt->geom.cylinders);
}
#endif
/*
* Convert old MBR to SGI label, make it DEPRECATED, this feature
* has to be handled in by any top-level fdisk command.
*/
for (i = 0; i < 4; i++) {
old[i].sysid = 0;
if (mbr_is_valid_magic(cxt->firstsector)) {
if (get_part_table(i)->sys_ind) {
old[i].sysid = get_part_table(i)->sys_ind;
old[i].start = get_start_sect(get_part_table(i));
old[i].nsect = get_nr_sects(get_part_table(i));
if (debug)
printf(_("ID=%02x\tSTART=%d\tLENGTH=%d\n"),
old[i].sysid, old[i].start, old[i].nsect);
}
}
}
for (i = 0; i < 4; i++)
if (old[i].sysid) {
printf(_("Trying to keep parameters of partitions already set.\n"));
break;
}
fdisk_zeroize_firstsector(cxt);
sgilabel->magic = SSWAP32(SGI_LABEL_MAGIC);
sgilabel->boot_part = SSWAP16(0);
sgilabel->swap_part = SSWAP16(1);
/* sizeof(sgilabel->boot_file) = 16 > 6 */
memset(sgilabel->boot_file, 0, 16);
strcpy((char *) sgilabel->boot_file, "/unix");
sgilabel->devparam.skew = (0);
sgilabel->devparam.gap1 = (0);
sgilabel->devparam.gap2 = (0);
sgilabel->devparam.sparecyl = (0);
sgilabel->devparam.pcylcount = SSWAP16(geometry.cylinders);
sgilabel->devparam.head_vol0 = SSWAP16(0);
sgilabel->devparam.ntrks = SSWAP16(geometry.heads);
/* tracks/cylinder (heads) */
sgilabel->devparam.cmd_tag_queue_depth = (0);
sgilabel->devparam.unused0 = (0);
sgilabel->devparam.unused1 = SSWAP16(0);
sgilabel->devparam.nsect = SSWAP16(geometry.sectors);
/* sectors/track */
sgilabel->devparam.bytes = SSWAP16(cxt->sector_size);
sgilabel->devparam.ilfact = SSWAP16(1);
sgilabel->devparam.flags = SSWAP32(TRACK_FWD|\
IGNORE_ERRORS|RESEEK);
sgilabel->devparam.datarate = SSWAP32(0);
sgilabel->devparam.retries_on_error = SSWAP32(1);
sgilabel->devparam.ms_per_word = SSWAP32(0);
sgilabel->devparam.xylogics_gap1 = SSWAP16(0);
sgilabel->devparam.xylogics_syncdelay = SSWAP16(0);
sgilabel->devparam.xylogics_readdelay = SSWAP16(0);
sgilabel->devparam.xylogics_gap2 = SSWAP16(0);
sgilabel->devparam.xylogics_readgate = SSWAP16(0);
sgilabel->devparam.xylogics_writecont = SSWAP16(0);
memset(&(sgilabel->directory), 0, sizeof(struct volume_directory)*15);
memset(&(sgilabel->partitions), 0, sizeof(struct sgi_partition)*16);
cxt->disklabel = FDISK_DISKLABEL_SGI;
partitions = 16;
volumes = 15;
sgi_set_entire(cxt);
sgi_set_volhdr(cxt);
for (i = 0; i < 4; i++) {
if (old[i].sysid) {
sgi_set_partition(cxt, i, old[i].start, old[i].nsect, old[i].sysid);
}
}
return 0;
}
static int
sgi_get_nsect(void) {
return SSWAP16(sgilabel->devparam.nsect);
}
