{"id":2736,"date":"2022-12-20T15:17:09","date_gmt":"2022-12-20T18:17:09","guid":{"rendered":"http:\/\/lode.uno\/linux-man\/index.php\/2022\/12\/20\/devlinkregion-man8\/"},"modified":"2022-12-20T15:17:09","modified_gmt":"2022-12-20T18:17:09","slug":"devlinkregion-man8","status":"publish","type":"post","link":"https:\/\/lode.uno\/linux-man\/2022\/12\/20\/devlinkregion-man8\/","title":{"rendered":"DEVLINK−REGION (man8)"},"content":{"rendered":"

DEVLINK\u2212REGION<\/h1>\n

NAME<\/a>
SYNOPSIS<\/a>
DESCRIPTION<\/a>
EXAMPLES<\/a>
SEE ALSO<\/a>
AUTHOR<\/a> <\/p>\n

\n

NAME <\/a> <\/h2>\n

devlink-region \u2212 devlink address region access<\/p>\n

SYNOPSIS <\/a> <\/h2>\n

devlink<\/b> [ OPTIONS<\/i> ] region<\/b> { COMMAND<\/i> | help<\/b> }<\/p>\n

OPTIONS<\/i> := { \u2212V<\/b>[ersion<\/i>] | \u2212n<\/b>[no-nice-names<\/i>] }<\/p>\n

devlink region show<\/b> [ DEV\/REGION<\/i> ]<\/p>\n

devlink region del<\/b> DEV\/REGION<\/i> snapshot<\/b> SNAPSHOT_ID<\/i><\/p>\n

devlink region dump<\/b> DEV\/REGION<\/i> snapshot<\/b> SNAPSHOT_ID<\/i><\/p>\n

devlink region read<\/b> DEV\/REGION<\/i> [ snapshot<\/b> SNAPSHOT_ID<\/i> ] address<\/b> ADDRESS<\/i> length<\/b> LENGTH<\/i><\/p>\n

devlink region help<\/b><\/p>\n

DESCRIPTION <\/a> <\/h2>\n

devlink region show – Show all supported address regions names, snapshots and sizes<\/b>
DEV\/REGION<\/i> – specifies the devlink device and address-region to query.<\/p>\n

devlink region del – Delete a snapshot specified by address-region name and snapshot ID<\/b>
DEV\/REGION<\/i> – specifies the devlink device and address-region to delete the snapshot from<\/p>\n

snapshot SNAPSHOT_ID<\/i> – specifies the snapshot ID to delete<\/p>\n

devlink region dump – Dump all the available data from a region or from snapshot of a region<\/b>
DEV\/REGION<\/i> – specifies the device and address-region to dump from.<\/p>\n

snapshot SNAPSHOT_ID<\/i> – specifies the snapshot-id of the region to dump.<\/p>\n

devlink region read – Read from a specific region address for a given length<\/b>
DEV\/REGION<\/i> – specifies the device and address-region to read from.<\/p>\n

snapshot SNAPSHOT_ID<\/i> – specifies the snapshot-id of the region to read.<\/p>\n

address ADDRESS<\/i> – specifies the address to read from.<\/p>\n

length LENGTH<\/i> – specifies the length of data to read.<\/p>\n

EXAMPLES <\/a> <\/h2>\n

devlink region show<\/p>\n

List available address regions and snapshot.<\/p>\n

devlink region del pci\/0000:00:05.0\/cr-space snapshot 1<\/p>\n

Delete snapshot id 1 from cr-space address region from device pci\/0000:00:05.0.<\/p>\n

devlink region dump pci\/0000:00:05.0\/cr-space snapshot 1<\/p>\n

Dump the snapshot taken from cr-space address region with ID 1<\/p>\n

devlink region read pci\/0000:00:05.0\/cr-space snapshot 1 address 0x10 legth 16<\/p>\n

Read from address 0x10, 16 Bytes of snapshot ID 1 taken from cr-space address region<\/p>\n

SEE ALSO <\/a> <\/h2>\n

devlink<\/b>(8), devlink-dev<\/b>(8), devlink-port<\/b>(8), devlink-monitor<\/b>(8),<\/p>\n

AUTHOR <\/a> <\/h2>\n

Alex Vesker <\/p>\n

\n","protected":false},"excerpt":{"rendered":"

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