Version string: 3.95 20151219

Usage: sg_readcap [--brief] [--help] [--hex] [--lba=LBA] [--long] [--16] [--pmi] [--raw] [--readonly] [--verbose] [--version] [--zbc] DEVICE where: --brief|-b brief, two hex numbers: number of blocks and block size --help|-h print this usage message and exit --hex|-H output response in hexadecimal to stdout --lba=LBA|-L LBA yields the last block prior to (head movement) delay after LBA [in decimal (def: 0) valid with '--pmi'] --long|-l use READ CAPACITY (16) cdb (def: use 10 byte cdb) --16 use READ CAPACITY (16) cdb (same as --long) --pmi|-p partial medium indicator (without this option shows total disk capacity) [made obsolete in sbc3r26] --raw|-r output response in binary to stdout --readonly|-R open DEVICE read-only (def: RCAP(16) read-write) --verbose|-v increase verbosity --version|-V print version string and exit --zbc|-z show rc_basis ZBC field (implies --16) Perform a SCSI READ CAPACITY (10 or 16) command