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Diffstat (limited to 'Documentation/nvme-nvm-id-ns-lba-format.txt')
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diff --git a/Documentation/nvme-nvm-id-ns-lba-format.txt b/Documentation/nvme-nvm-id-ns-lba-format.txt new file mode 100644 index 0000000..1048995 --- /dev/null +++ b/Documentation/nvme-nvm-id-ns-lba-format.txt @@ -0,0 +1,66 @@ +nvme-nvm-id-ns-lba-format(1) +============================ + +NAME +---- +nvme-nvm-id-ns-lba-format - Send NVMe Identify NVM Command Set specific +Namespace data structure for specified LBA format, display structure + +SYNOPSIS +-------- +[verse] +'nvme nvm-id-ns-lba-format' <device> [--uuid-index=<uuid-index> | -U <uuid_index>] + [--lba-format-index=<lba_format_index> | -i <lba_format_index>] + [--output-format=<fmt> | -o <fmt>] [--verbose | -v] + +DESCRIPTION +----------- +Identify NVM Command Set specific Namespace data structure for the specified +LBA format index for the NVM Command Set specified in the CSI field. + +The <device> parameter is mandatory and may be either the NVMe character +device (ex: /dev/nvme0), or a namespace block device (ex: /dev/nvme0n1). + +On success, the structure may be returned in one of several ways depending +on the option flags; the structure may be parsed by the program or the +raw buffer may be printed to stdout. + +OPTIONS +------- +-U <uuid-index>:: +--uuid-index=<uuid-index>:: + UUID Index of the feature + +-i <lba_format_index>:: +--lba-format-index=<lba_format_index>:: + This field specifies the index into the LBA Format list identifying + the LBA Format capabilities that are to be returned + +-o <fmt>:: +--output-format=<fmt>:: + Set the reporting format to 'normal', 'json' or 'binary'. Only one + output format can be used at a time. + +-v:: +--verbose:: + Increase the information detail in the output. + +EXAMPLES +-------- +* Has the program interpret the returned buffer and display the known +fields in a human readable format: ++ +------------ +# nvme nvm-id-ns-lba-format /dev/nvme0n1 -i 0 +------------ ++ +* Have the program return the raw structure in binary: ++ +------------ +# nvme nvm-id-ns-lba-format /dev/nvme0 -i 0 -o binary > nvm_id_ns.raw +# nvme nvm-id-ns-lba-format /dev/nvme0n1 -i 0 --output-format=binary > nvm_id_ns.raw +------------ + +NVME +---- +Part of the nvme-user suite |