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Data processing system and data processing method

  • US 20070174544A1
  • Filed: 03/16/2006
  • Published: 07/26/2007
  • Est. Priority Date: 01/26/2006
  • Status: Abandoned Application
First Claim
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1. A data processing system comprising:

  • a disc unit having a plurality of logical devices;

    a central processing unit issuing a CTL command for routing/device checking, a CTL command for mode setting/reading, an SNS command for mode setting/reading, or a CTL/SNS command for mode setting/reading taking a plurality of logical devices as a processing range; and

    a disc controller executing the commands for all of the logical devices designated as the processing range.

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