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opal-gard(8) System Manager's Manual opal-gard(8)

NAME

opal-gard - GUARD Partition manipulation tool for OpenPower hardware

SYNOPSIS

opal-gard [ -e | -f file | -p ] command

DESCRIPTION

opal-gard allows reading of the GUARD partition on OpenPower hardware though the exposed mtd flash interface. The actual device (usually /dev/mtd0) is automatically detected.

Options

-e, --ecc Force reading/writing with ECC bytes.

Don't search for the /dev/mtd device, use file instead.
Used in conjunction with -f to specify that just the GUARD partition is in the file and that libffs shouldn't be used.

Commands

command may be one of the following

List current GARD records
Show details of a GARD record
Clear GARD records
19 June 2015