DE69133216T2 - Festplattenantriebsteuerungsarchitektur mit mehreren Mikrokontrollern - Google Patents

Festplattenantriebsteuerungsarchitektur mit mehreren Mikrokontrollern

Info

Publication number
DE69133216T2
DE69133216T2 DE69133216T DE69133216T DE69133216T2 DE 69133216 T2 DE69133216 T2 DE 69133216T2 DE 69133216 T DE69133216 T DE 69133216T DE 69133216 T DE69133216 T DE 69133216T DE 69133216 T2 DE69133216 T2 DE 69133216T2
Authority
DE
Germany
Prior art keywords
disk drive
drive control
control architecture
multiple microcontrollers
microcontrollers
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
DE69133216T
Other languages
English (en)
Other versions
DE69133216D1 (de
Inventor
John P Squires
Charles M Sander
Stanton M Keeler
Donald W Clay
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Seagate Technology LLC
Original Assignee
Seagate Technology LLC
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Seagate Technology LLC filed Critical Seagate Technology LLC
Publication of DE69133216D1 publication Critical patent/DE69133216D1/de
Application granted granted Critical
Publication of DE69133216T2 publication Critical patent/DE69133216T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F9/00—Arrangements for program control, e.g. control units
    • G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
    • G06F9/46—Multiprogramming arrangements
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
    • G06F3/0601—Interfaces specially adapted for storage systems
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
    • G06F3/0601—Interfaces specially adapted for storage systems
    • G06F3/0602—Interfaces specially adapted for storage systems specifically adapted to achieve a particular effect
    • G06F3/061—Improving I/O performance
    • G06F3/0613—Improving I/O performance in relation to throughput
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
    • G06F3/0601—Interfaces specially adapted for storage systems
    • G06F3/0602—Interfaces specially adapted for storage systems specifically adapted to achieve a particular effect
    • G06F3/0614—Improving the reliability of storage systems
    • G06F3/0619—Improving the reliability of storage systems in relation to data integrity, e.g. data losses, bit errors
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
    • G06F3/0601—Interfaces specially adapted for storage systems
    • G06F3/0628—Interfaces specially adapted for storage systems making use of a particular technique
    • G06F3/0655—Vertical data movement, i.e. input-output transfer; data movement between one or more hosts and one or more storage devices
    • G06F3/0658—Controller construction arrangements
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
    • G06F3/0601—Interfaces specially adapted for storage systems
    • G06F3/0668—Interfaces specially adapted for storage systems adopting a particular infrastructure
    • G06F3/0671—In-line storage system
    • G06F3/0673—Single storage device
    • G06F3/0674—Disk device
    • G06F3/0676—Magnetic disk device
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
    • G11B5/54—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head into or out of its operative position or across tracks
    • G11B5/55—Track change, selection or acquisition by displacement of the head
    • G11B5/5521—Track change, selection or acquisition by displacement of the head across disk tracks
    • G11B5/5569—Track change, selection or acquisition by displacement of the head across disk tracks details of specially adapted mobile parts, e.g. electromechanical control devices
    • G11B5/5578—Multiple actuators addressing the same disk, e.g. to improve data rate or access rate
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
    • G06F3/0601—Interfaces specially adapted for storage systems
    • G06F3/0668—Interfaces specially adapted for storage systems adopting a particular infrastructure
    • G06F3/0671—In-line storage system
    • G06F3/0673—Single storage device

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Human Computer Interaction (AREA)
  • Computer Security & Cryptography (AREA)
  • Software Systems (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Multi Processors (AREA)
  • Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
  • Peptides Or Proteins (AREA)
DE69133216T 1990-11-09 1991-10-29 Festplattenantriebsteuerungsarchitektur mit mehreren Mikrokontrollern Expired - Fee Related DE69133216T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US61114190A 1990-11-09 1990-11-09

Publications (2)

Publication Number Publication Date
DE69133216D1 DE69133216D1 (de) 2003-04-17
DE69133216T2 true DE69133216T2 (de) 2003-12-18

Family

ID=24447805

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69132618T Expired - Fee Related DE69132618T2 (de) 1990-11-09 1991-10-29 Steuerungsarchitektur für festplattenantrieb mit mehreren mikrokontrollern
DE69133216T Expired - Fee Related DE69133216T2 (de) 1990-11-09 1991-10-29 Festplattenantriebsteuerungsarchitektur mit mehreren Mikrokontrollern

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE69132618T Expired - Fee Related DE69132618T2 (de) 1990-11-09 1991-10-29 Steuerungsarchitektur für festplattenantrieb mit mehreren mikrokontrollern

Country Status (6)

Country Link
US (2) US5412666A (de)
EP (2) EP0556324B1 (de)
JP (1) JP3262330B2 (de)
KR (5) KR100242178B1 (de)
DE (2) DE69132618T2 (de)
WO (1) WO1992009036A1 (de)

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KR100242179B1 (ko) 2000-08-01
KR100245896B1 (ko) 2000-03-02
EP0556324A1 (de) 1993-08-25
US5412666A (en) 1995-05-02
DE69133216D1 (de) 2003-04-17
DE69132618T2 (de) 2001-09-13
EP0556324B1 (de) 2001-05-30
KR970703014A (ko) 1997-06-10
JP3262330B2 (ja) 2002-03-04
KR970703012A (ko) 1997-06-10
EP0556324A4 (en) 1997-03-12
EP0990980A3 (de) 2000-05-24
KR100343878B1 (ko) 2006-03-28
EP0990980A2 (de) 2000-04-05
KR100242178B1 (ko) 2000-08-01
KR970703013A (ko) 1997-06-10
WO1992009036A1 (en) 1992-05-29
KR100202262B1 (ko) 1999-06-15
KR930702723A (ko) 1993-09-09
JPH06502267A (ja) 1994-03-10
EP0990980B1 (de) 2003-03-12
KR970703031A (ko) 1997-06-10
DE69132618D1 (de) 2001-07-05
US5610808A (en) 1997-03-11

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