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The Essential Guide to Serial ATA and SATA Express
book

The Essential Guide to Serial ATA and SATA Express

by David A. Deming
October 2014
Intermediate to advanced content levelIntermediate to advanced
496 pages
15h 38m
English
Auerbach Publications
Content preview from The Essential Guide to Serial ATA and SATA Express
Software and Drivers 445
An HBA may optionally support a Command List on each port for overhead reduction, and sup-
port Serial ATA Native Command Queuing via the FPDMA Queued Command protocol for
each device of up to 32 entries.
An HBA may optionally support 64-bit addressing.
AHCI Encompasses a PCI Device
It contains a PCI BAR (Base Address Register) to implement native SATA features. AHCI specifies the
following features:
Support for 32 ports
64-bit addressing
Elimination of master/slave handling
Large LBA support
Hot plug
Power management
HW-assisted Native Command Queuing
Staggered Spin-up
Cold device presence detection ...
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Publisher Resources

ISBN: 9781482243314