1ATA_DEV_CLASSIFY(9)             libata Library             ATA_DEV_CLASSIFY(9)
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NAME

6       ata_dev_classify - determine device type based on ATA-spec signature
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SYNOPSIS

9       unsigned int ata_dev_classify(const struct ata_taskfile * tf);
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ARGUMENTS

12       tf
13           ATA taskfile register set for device to be identified
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DESCRIPTION

16       Determine from taskfile register contents whether a device is ATA or
17       ATAPI, as per “Signature and persistence” section of ATA/PI spec
18       (volume 1, sect 5.14).
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LOCKING

21       None.
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RETURNS

24       Device type, ATA_DEV_ATA, ATA_DEV_ATAPI, ATA_DEV_PMP or ATA_DEV_UNKNOWN
25       the event of failure.
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AUTHOR

28       Jeff Garzik
29           Author.
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32Kernel Hackers Manual 3.10         June 2019               ATA_DEV_CLASSIFY(9)
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