Webdawg: Created page with "==Port Multiplier== Port Multiplier (PM) has two different structures, one is called Command-based switching and the other is called FIS-based switching. Here is a link of a dia..."

2011-12-13T03:24:42Z

Created page with "==Port Multiplier== Port Multiplier (PM) has two different structures, one is called Command-based switching and the other is called FIS-based switching. Here is a link of a dia..."

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==Port Multiplier==

Port Multiplier (PM) has two different structures, one is called Command-based switching and the other is called FIS-based switching.
Here is a link of a diagram:

http://www.sata-io.org/technology/port_multipliers.asp

To see multiple individual HDDs simultaneously, you need to look for "Port Multiplier with FIS-based switching". Command-based switching only allows you to toggle between HDDs.

As far I know Intel's ICH9R and ICH10R both don't support FIS-based switching PM.

SATA - Revision history

Webdawg: Created page with "==Port Multiplier== Port Multiplier (PM) has two different structures, one is called Command-based switching and the other is called FIS-based switching. Here is a link of a dia..."