libATA Developer's Guide | ||
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ATA channel to manipulate
ATA device (numbered from zero) to select
non-zero to wait for Status register BSY bit to clear
non-zero if context allows sleeping
Use the method defined in the ATA specification to make either device 0, or device 1, active on the ATA channel.
This is a high-level version of __ata_dev_select, which additionally provides the services of inserting the proper pauses and status polling, where needed.
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