SATA Framework Overview

Posted by dba477 on Feb 21, 2007 9:45 PM EDT
blogs.sun.com; By Pawel Wojcik
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As many of you noticed, Solaris now supports SATA controllers and devices. To simplify writing SATA HBA drivers the new module and a set of interfaces was created, referred to as either SATA Framework or SATA module.

The goals of the SATA framework project: Facilitate usage of existing Solaris scsi layer and common scsi target driver. Provide common processing and algorithms that all SATA HBA drivers using scsa and scsi target driver would otherwise have to implement. Provide native SATA support (as opposed to emulating legacy IDE devices), Provide configuration management and hotplugging support for SATA HBA drivers. Minimize SATA HBA driver complexity. Provide platform neutrality. Provide stable interface suitable for a third-party driver developers

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