ata_dev_classify (9) Linux Manual Page
ata_dev_classify – determine device type based on ATA-spec signature
Synopsis
unsigned int ata_dev_classify(const struct ata_taskfile *tf);Arguments
tf
-
- ATA taskfile register set for device to be identified
Description
Determine from taskfile register contents whether a device is ATA or ATAPI, as per “Signature and persistence” section of ATA/PI spec (volume 1, sect 5.14).
LOCKING: None.
Return
Device type, ATA_DEV_ATA, ATA_DEV_ATAPI, ATA_DEV_PMP, ATA_DEV_ZAC, or ATA_DEV_UNKNOWN the event of failure.
Author
Jeff Garzik
- Author.