TWI318748B - Idle-element prediction circuitry and anti-thrashing logic - Google Patents

Idle-element prediction circuitry and anti-thrashing logic

Info

Publication number
TWI318748B
TWI318748B TW095116570A TW95116570A TWI318748B TW I318748 B TWI318748 B TW I318748B TW 095116570 A TW095116570 A TW 095116570A TW 95116570 A TW95116570 A TW 95116570A TW I318748 B TWI318748 B TW I318748B
Authority
TW
Taiwan
Prior art keywords
thrashing
idle
logic
prediction circuitry
element prediction
Prior art date
Application number
TW095116570A
Other languages
English (en)
Other versions
TW200710726A (en
Inventor
Kenneth Alan Dockser
Original Assignee
Qualcomm Inc
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 Qualcomm Inc filed Critical Qualcomm Inc
Publication of TW200710726A publication Critical patent/TW200710726A/zh
Application granted granted Critical
Publication of TWI318748B publication Critical patent/TWI318748B/zh

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/26—Power supply means, e.g. regulation thereof
    • G06F1/32—Means for saving power
    • G06F1/3203—Power management, i.e. event-based initiation of a power-saving mode
    • G06F1/3234—Power saving characterised by the action undertaken
    • G06F1/3287—Power saving characterised by the action undertaken by switching off individual functional units in the computer system
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/26—Power supply means, e.g. regulation thereof
    • G06F1/32—Means for saving power
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/26—Power supply means, e.g. regulation thereof
    • G06F1/32—Means for saving power
    • G06F1/3203—Power management, i.e. event-based initiation of a power-saving mode
    • G06F1/3206—Monitoring of events, devices or parameters that trigger a change in power modality
    • G06F1/3228—Monitoring task completion, e.g. by use of idle timers, stop commands or wait commands
    • 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
    • G06F9/30—Arrangements for executing machine instructions, e.g. instruction decode
    • G06F9/38—Concurrent instruction execution, e.g. pipeline or look ahead
    • G06F9/3867—Concurrent instruction execution, e.g. pipeline or look ahead using instruction pipelines
    • G06F9/3869—Implementation aspects, e.g. pipeline latches; pipeline synchronisation and clocking
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D10/00—Energy efficient computing, e.g. low power processors, power management or thermal management
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/50—Reducing energy consumption in communication networks in wire-line communication networks, e.g. low power modes or reduced link rate

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Software Systems (AREA)
  • Computer Hardware Design (AREA)
  • Computing Systems (AREA)
  • Power Sources (AREA)
  • Executing Machine-Instructions (AREA)
  • Microcomputers (AREA)
  • Facsimiles In General (AREA)
TW095116570A 2005-05-10 2006-05-10 Idle-element prediction circuitry and anti-thrashing logic TWI318748B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US11/126,442 US7386747B2 (en) 2005-05-10 2005-05-10 Method and system for reducing power consumption of a programmable processor

Publications (2)

Publication Number Publication Date
TW200710726A TW200710726A (en) 2007-03-16
TWI318748B true TWI318748B (en) 2009-12-21

Family

ID=37397229

Family Applications (1)

Application Number Title Priority Date Filing Date
TW095116570A TWI318748B (en) 2005-05-10 2006-05-10 Idle-element prediction circuitry and anti-thrashing logic

Country Status (10)

Country Link
US (1) US7386747B2 (zh)
EP (2) EP1889140B1 (zh)
JP (1) JP4897796B2 (zh)
KR (1) KR100922090B1 (zh)
CN (1) CN101288039B (zh)
ES (1) ES2547377T3 (zh)
IL (1) IL187136A0 (zh)
MX (1) MX2007014111A (zh)
TW (1) TWI318748B (zh)
WO (1) WO2006122102A2 (zh)

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US8266464B2 (en) * 2006-10-24 2012-09-11 Texas Instruments Incorporated Power controller, a method of operating the power controller and a semiconductor memory system employing the same
US7895456B2 (en) * 2006-11-12 2011-02-22 Microsemi Corp. - Analog Mixed Signal Group Ltd Reduced guard band for power over Ethernet
US7685409B2 (en) 2007-02-21 2010-03-23 Qualcomm Incorporated On-demand multi-thread multimedia processor
US7865753B2 (en) * 2007-03-28 2011-01-04 Intel Corporation Resource power controller to return a resource to an up state based on an estimate of a size of a gap in data traffic
US20080307240A1 (en) * 2007-06-08 2008-12-11 Texas Instruments Incorporated Power management electronic circuits, systems, and methods and processes of manufacture
JP2008312048A (ja) * 2007-06-15 2008-12-25 Ripplex Inc 情報端末の認証方法
US7903493B2 (en) * 2008-04-25 2011-03-08 International Business Machines Corporation Design structure for estimating and/or predicting power cycle length, method of estimating and/or predicting power cycle length and circuit thereof
KR100936765B1 (ko) 2008-06-02 2010-01-15 엘지전자 주식회사 동적 전력관리 프로세서의 소음저감장치 및 방법
US8607075B2 (en) * 2008-12-31 2013-12-10 Intel Corporation Idle duration reporting for power management
US8190939B2 (en) * 2009-06-26 2012-05-29 Microsoft Corporation Reducing power consumption of computing devices by forecasting computing performance needs
US8219833B2 (en) * 2009-08-12 2012-07-10 International Business Machines Corporation Two-level guarded predictive power gating
US8219834B2 (en) * 2009-08-12 2012-07-10 International Business Machines Corporation Predictive power gating with optional guard mechanism
US9235251B2 (en) * 2010-01-11 2016-01-12 Qualcomm Incorporated Dynamic low power mode implementation for computing devices
US8504855B2 (en) 2010-01-11 2013-08-06 Qualcomm Incorporated Domain specific language, compiler and JIT for dynamic power management
US8527994B2 (en) 2011-02-10 2013-09-03 International Business Machines Corporation Guarded, multi-metric resource control for safe and efficient microprocessor management
KR101770736B1 (ko) 2011-03-17 2017-09-06 삼성전자주식회사 응용프로그램의 질의 스케쥴링을 이용한 시스템의 소모전력 절감 방법 및 그 방법을 이용하여 소모전력을 절감하는 휴대단말기
US20150234449A1 (en) * 2014-02-14 2015-08-20 Qualcomm Incorporated Fast power gating of vector processors
US10042416B2 (en) * 2015-07-20 2018-08-07 Sandisk Technologies Llc Memory system and method for adaptive auto-sleep and background operations
US10102131B2 (en) * 2015-09-30 2018-10-16 Apple Inc. Proactive power management for data storage devices to reduce access latency
US20170139716A1 (en) * 2015-11-18 2017-05-18 Arm Limited Handling stalling event for multiple thread pipeline, and triggering action based on information access delay
US10635335B2 (en) 2017-03-21 2020-04-28 Western Digital Technologies, Inc. Storage system and method for efficient pipeline gap utilization for background operations
US11188456B2 (en) 2017-03-21 2021-11-30 Western Digital Technologies Inc. Storage system and method for predictive block allocation for efficient garbage collection
US11269764B2 (en) 2017-03-21 2022-03-08 Western Digital Technologies, Inc. Storage system and method for adaptive scheduling of background operations
CN106849041B (zh) * 2017-03-27 2018-12-18 上海华力微电子有限公司 一种浪涌电流控制模块及其方法
US10705843B2 (en) 2017-12-21 2020-07-07 International Business Machines Corporation Method and system for detection of thread stall
US11934493B2 (en) * 2021-06-17 2024-03-19 EMC IP Holding Company LLC Anti-piracy protection service-based software license management system to prevent usage of unlicensed software after the trial period

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Also Published As

Publication number Publication date
KR100922090B1 (ko) 2009-10-16
TW200710726A (en) 2007-03-16
JP4897796B2 (ja) 2012-03-14
US20060259791A1 (en) 2006-11-16
IL187136A0 (en) 2008-02-09
CN101288039B (zh) 2011-06-08
WO2006122102A2 (en) 2006-11-16
EP2930590A1 (en) 2015-10-14
KR20080011692A (ko) 2008-02-05
EP1889140A4 (en) 2011-05-25
WO2006122102A3 (en) 2007-12-21
EP2930590B1 (en) 2017-12-06
US7386747B2 (en) 2008-06-10
MX2007014111A (es) 2008-02-05
EP1889140A2 (en) 2008-02-20
EP1889140B1 (en) 2015-06-17
CN101288039A (zh) 2008-10-15
ES2547377T3 (es) 2015-10-05
JP2008541274A (ja) 2008-11-20

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