libATA Developer's Guide
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ata_check_status_mmio

Name

ata_check_status_mmio --  Read device status reg & clear interrupt

Synopsis

u8 ata_check_status_mmio (struct ata_port * ap);

Arguments

ap

port where the device is

Description

Reads ATA taskfile status register for currently-selected device via MMIO and return it's value. This also clears pending interrupts from this device

LOCKING

Inherited from caller.

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