DEVLINK-REGION(8) | Linux | DEVLINK-REGION(8) |
NAME¶
devlink-region - devlink address region access
SYNOPSIS¶
devlink [ OPTIONS ] region { COMMAND | help }
OPTIONS := { -V[ersion] | -n[no-nice-names] }
devlink region show [ DEV/REGION ]
devlink region new DEV/REGION [ snapshot SNAPSHOT_ID ]
devlink region del DEV/REGION snapshot SNAPSHOT_ID
devlink region dump DEV/REGION snapshot SNAPSHOT_ID
devlink region read DEV/REGION [ snapshot SNAPSHOT_ID ] address ADDRESS length LENGTH
devlink region help
DESCRIPTION¶
devlink region show - Show all supported address regions names, snapshots and sizes¶
DEV/REGION - specifies the devlink device and address-region to query.
devlink region new - Create a snapshot specified by address-region name and snapshot ID¶
DEV/REGION - specifies the devlink device and address-region to snapshot
snapshot SNAPSHOT_ID - optionally specifies the snapshot ID to assign. If not specified, devlink will assign a unique ID to the snapshot.
devlink region del - Delete a snapshot specified by address-region name and snapshot ID¶
DEV/REGION - specifies the devlink device and address-region to delete the snapshot from
snapshot SNAPSHOT_ID - specifies the snapshot ID to delete
devlink region dump - Dump all the available data from a region or from snapshot of a region¶
DEV/REGION - specifies the device and address-region to dump from.
snapshot SNAPSHOT_ID - specifies the snapshot-id of the region to dump.
devlink region read - Read from a specific region address for a given length¶
DEV/REGION - specifies the device and address-region to read from.
snapshot SNAPSHOT_ID - specifies the snapshot-id of the region to read.
address ADDRESS - specifies the address to read from.
length LENGTH - specifies the length of data to read.
EXAMPLES¶
devlink region show
devlink region new pci/0000:00:05.0/cr-space
devlink region del pci/0000:00:05.0/cr-space snapshot 1
devlink region dump pci/0000:00:05.0/cr-space snapshot 1
devlink region read pci/0000:00:05.0/cr-space snapshot 1 address 0x10 length 16
SEE ALSO¶
devlink(8), devlink-dev(8), devlink-port(8), devlink-monitor(8),
AUTHOR¶
Alex Vesker <valex@mellanox.com>
10 Jan 2018 | iproute2 |