JPH0526221B2 - - Google Patents

Info

Publication number
JPH0526221B2
JPH0526221B2 JP1317910A JP31791089A JPH0526221B2 JP H0526221 B2 JPH0526221 B2 JP H0526221B2 JP 1317910 A JP1317910 A JP 1317910A JP 31791089 A JP31791089 A JP 31791089A JP H0526221 B2 JPH0526221 B2 JP H0526221B2
Authority
JP
Japan
Prior art keywords
control means
channel control
data
channel
command
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 - Lifetime
Application number
JP1317910A
Other languages
English (en)
Japanese (ja)
Other versions
JPH03189752A (ja
Inventor
Kenichi Kawashima
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.)
International Business Machines Corp
Original Assignee
International Business Machines Corp
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 International Business Machines Corp filed Critical International Business Machines Corp
Priority to JP1317910A priority Critical patent/JPH03189752A/ja
Priority to US07/619,788 priority patent/US5204950A/en
Priority to EP19900313284 priority patent/EP0431949A3/en
Publication of JPH03189752A publication Critical patent/JPH03189752A/ja
Publication of JPH0526221B2 publication Critical patent/JPH0526221B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
    • G06F13/10—Program control for peripheral devices
    • G06F13/12—Program control for peripheral devices using hardware independent of the central processor, e.g. channel or peripheral processor
    • G06F13/124—Program control for peripheral devices using hardware independent of the central processor, e.g. channel or peripheral processor where hardware is a sequential transfer control unit, e.g. microprocessor, peripheral processor or state-machine
    • G06F13/126—Program control for peripheral devices using hardware independent of the central processor, e.g. channel or peripheral processor where hardware is a sequential transfer control unit, e.g. microprocessor, peripheral processor or state-machine and has means for transferring I/O instructions and statuses between control unit and main processor

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Computer And Data Communications (AREA)
JP1317910A 1989-12-08 1989-12-08 データ処理システム Granted JPH03189752A (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP1317910A JPH03189752A (ja) 1989-12-08 1989-12-08 データ処理システム
US07/619,788 US5204950A (en) 1989-12-08 1990-11-28 Data processing system for transmitting data between a host processor and an i/o device
EP19900313284 EP0431949A3 (en) 1989-12-08 1990-12-06 Data processing system with channel control means

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1317910A JPH03189752A (ja) 1989-12-08 1989-12-08 データ処理システム

Publications (2)

Publication Number Publication Date
JPH03189752A JPH03189752A (ja) 1991-08-19
JPH0526221B2 true JPH0526221B2 (en]) 1993-04-15

Family

ID=18093416

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1317910A Granted JPH03189752A (ja) 1989-12-08 1989-12-08 データ処理システム

Country Status (3)

Country Link
US (1) US5204950A (en])
EP (1) EP0431949A3 (en])
JP (1) JPH03189752A (en])

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5392397A (en) * 1992-03-30 1995-02-21 International Business Machines Corporation Command execution system for using first and second commands to reserve and store second command related status information in memory portion respectively
US5459838A (en) * 1992-09-24 1995-10-17 International Business Machines Corporation I/O access method for using flags to selectively control data operation between control unit and I/O channel to allow them proceed independently and concurrently
US5388210A (en) * 1993-05-17 1995-02-07 The United States Of America As Represented By The Secretary Of The Navy Programmable modular network interface for coupling a computer and a plurality of workstation consoles
JP3599408B2 (ja) * 1995-03-15 2004-12-08 キヤノン株式会社 通信システム及び通信装置及び通信制御方法
JPH08249254A (ja) * 1995-03-15 1996-09-27 Mitsubishi Electric Corp マルチコンピュータシステム
US5664219A (en) * 1995-06-12 1997-09-02 International Business Machines Corporation Method and system for controlling servicability of adapters connected by an I/O channel interface to a computer system
EP0859327B1 (en) 1997-02-14 2009-07-15 Canon Kabushiki Kaisha Data transmission apparatus, system and method, and image processing apparatus
EP0859326A3 (en) 1997-02-14 1999-05-12 Canon Kabushiki Kaisha Data transmission apparatus, system and method, and image processing apparatus
EP0859324B1 (en) * 1997-02-14 2007-01-03 Canon Kabushiki Kaisha Data transmission apparatus, system and method, and image processing apparatus
SG101460A1 (en) 1997-02-14 2004-01-30 Canon Kk Data communication apparatus and method
US7013305B2 (en) 2001-10-01 2006-03-14 International Business Machines Corporation Managing the state of coupling facility structures, detecting by one or more systems coupled to the coupling facility, the suspended state of the duplexed command, detecting being independent of message exchange
US10019203B1 (en) * 2013-05-30 2018-07-10 Cavium, Inc. Method and system for processing write requests
JP7032631B2 (ja) 2017-07-04 2022-03-09 富士通株式会社 送受信システム、送受信システムの制御方法、及び送信装置

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4015243A (en) * 1975-06-02 1977-03-29 Kurpanek Horst G Multi-processing computer system
US4495564A (en) * 1981-08-10 1985-01-22 International Business Machines Corporation Multi sub-channel adapter with single status/address register
US4805137A (en) * 1987-01-08 1989-02-14 United Technologies Corporation Bus controller command block processing system

Also Published As

Publication number Publication date
EP0431949A2 (en) 1991-06-12
JPH03189752A (ja) 1991-08-19
US5204950A (en) 1993-04-20
EP0431949A3 (en) 1993-11-18

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