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| -rw-r--r-- | Documentation/nvme-fw-log.txt | 61 |
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diff --git a/Documentation/nvme-fw-log.txt b/Documentation/nvme-fw-log.txt new file mode 100644 index 0000000..d957548 --- /dev/null +++ b/Documentation/nvme-fw-log.txt @@ -0,0 +1,61 @@ +nvme-fw-log(1) +============== + +NAME +---- +nvme-fw-log - Send NVMe Firmware log page request, returns result and log + +SYNOPSIS +-------- +[verse] +'nvme fw-log' <device> [--raw-binary | -b] + [--output-format=<fmt> | -o <fmt>] [--verbose | -v] + +DESCRIPTION +----------- +Retrieves the NVMe Firmware log page from an NVMe device and provides +the returned structure. + +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 returned f/w log structure may be returned in one of +several ways depending on the option flags; the structure may parsed by +the program and printed in a readable format or the raw buffer may be +printed to stdout for another program to parse. + +OPTIONS +------- +-b:: +--raw-binary:: + Print the raw fw log buffer to stdout. + +-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 +-------- +* Print the firmware log page in a human readable format: ++ +------------ +# nvme fw-log /dev/nvme0 +------------ ++ + +* Print the log firmware to a file: ++ +------------ +# nvme fw-log /dev/nvme0 --raw-binary > fw_log.raw +------------ ++ +It is probably a bad idea to not redirect stdout when using this mode. + +NVME +---- +Part of the nvme-user suite |