CN105190561B - 双主机嵌入式共享装置控制器 - Google Patents

双主机嵌入式共享装置控制器 Download PDF

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Publication number
CN105190561B
CN105190561B CN201480013506.4A CN201480013506A CN105190561B CN 105190561 B CN105190561 B CN 105190561B CN 201480013506 A CN201480013506 A CN 201480013506A CN 105190561 B CN105190561 B CN 105190561B
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CN
China
Prior art keywords
processor
shared
access
semaphore
shadow register
Prior art date
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Expired - Fee Related
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CN201480013506.4A
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English (en)
Chinese (zh)
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CN105190561A (zh
Inventor
A·沙查姆
A·吉尔
E·特斯东
Y·李
A·杜兹尼
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Qualcomm Inc
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Qualcomm Inc
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Publication date
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Publication of CN105190561A publication Critical patent/CN105190561A/zh
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Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C7/00—Arrangements for writing information into, or reading information out from, a digital store
    • G11C7/10—Input/output [I/O] data interface arrangements, e.g. I/O data control circuits, I/O data buffers
    • G11C7/1075—Input/output [I/O] data interface arrangements, e.g. I/O data control circuits, I/O data buffers for multiport memories each having random access ports and serial ports, e.g. video RAM
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06F1/3215—Monitoring of peripheral devices
    • G06F1/3225—Monitoring of peripheral devices of memory devices
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06F1/325—Power saving in peripheral device
    • G06F1/3275—Power saving in memory, e.g. RAM, cache
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06F1/3296—Power saving characterised by the action undertaken by lowering the supply or operating voltage
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
    • G06F11/0703—Error or fault processing not based on redundancy, i.e. by taking additional measures to deal with the error or fault not making use of redundancy in operation, in hardware, or in data representation
    • G06F11/0751—Error or fault detection not based on redundancy
    • G06F11/0754—Error or fault detection not based on redundancy by exceeding limits
    • G06F11/0757—Error or fault detection not based on redundancy by exceeding limits by exceeding a time limit, i.e. time-out, e.g. watchdogs
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06F9/461—Saving or restoring of program or task context
    • G06F9/462—Saving or restoring of program or task context with multiple register sets
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06F9/461—Saving or restoring of program or task context
    • G06F9/463—Program control block organisation
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06F9/52—Program synchronisation; Mutual exclusion, e.g. by means of semaphores
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06F9/54—Interprogram communication
    • G06F9/544—Buffers; Shared memory; Pipes
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Software Systems (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Quality & Reliability (AREA)
  • Multi Processors (AREA)
CN201480013506.4A 2013-03-13 2014-03-07 双主机嵌入式共享装置控制器 Expired - Fee Related CN105190561B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US13/798,803 2013-03-13
US13/798,803 US9431077B2 (en) 2013-03-13 2013-03-13 Dual host embedded shared device controller
PCT/US2014/021834 WO2014164310A1 (en) 2013-03-13 2014-03-07 Dual host embedded shared device controller

Publications (2)

Publication Number Publication Date
CN105190561A CN105190561A (zh) 2015-12-23
CN105190561B true CN105190561B (zh) 2018-04-20

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201480013506.4A Expired - Fee Related CN105190561B (zh) 2013-03-13 2014-03-07 双主机嵌入式共享装置控制器

Country Status (5)

Country Link
US (1) US9431077B2 (https=)
EP (1) EP2972860B1 (https=)
JP (1) JP6181844B2 (https=)
CN (1) CN105190561B (https=)
WO (1) WO2014164310A1 (https=)

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USRE49652E1 (en) 2013-12-16 2023-09-12 Qualcomm Incorporated Power saving techniques in computing devices
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IT201700034731A1 (it) * 2017-03-29 2018-09-29 St Microelectronics Srl Modulo e metodo di gestione dell'accesso ad una memoria
CN107357666B (zh) * 2017-06-26 2020-04-21 西安微电子技术研究所 一种基于硬件保护的多核并行系统处理方法
US10769092B2 (en) * 2018-12-20 2020-09-08 Dell Products, L.P. Apparatus and method for reducing latency of input/output transactions in an information handling system using no-response commands
US11340590B2 (en) * 2019-08-30 2022-05-24 Kabushiki Kaisha Yaskawa Denki Data collection system, data collection method, and information storage medium
KR102586074B1 (ko) * 2019-09-30 2023-10-05 삼성전기주식회사 카메라 모듈
TWI716167B (zh) * 2019-10-29 2021-01-11 新唐科技股份有限公司 儲存裝置及其映射方法
US11561912B2 (en) 2020-06-01 2023-01-24 Samsung Electronics Co., Ltd. Host controller interface using multiple circular queue, and operating method thereof
US11622414B2 (en) * 2020-07-17 2023-04-04 Qualcomm Incorporated Enhanced connection release techniques for wireless communications systems
US11755518B2 (en) * 2021-06-28 2023-09-12 Dell Products L.P. Control of Thunderbolt/DisplayPort multiplexor for discrete USB-C graphics processor
CN113835757B (zh) * 2021-09-29 2023-08-15 深圳大普微电子科技有限公司 多主机共享寄存器模型的方法、装置及电子设备
CN114020659B (zh) * 2021-10-29 2025-05-06 浙江万胜智能科技股份有限公司 一种基于应用层驱动液晶显示的能源控制器系统
US20250044857A1 (en) * 2023-07-31 2025-02-06 Mediatek Inc. Fast power control mechanism for multi users
CN116991764B (zh) * 2023-08-03 2024-04-05 广州安凯微电子股份有限公司 一种高性能的Flash控制器和嵌入式系统
US20250068585A1 (en) * 2023-08-21 2025-02-27 Cirrus Logic International Semiconductor Ltd. Efficient processing on a dual core processing system

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Also Published As

Publication number Publication date
CN105190561A (zh) 2015-12-23
US20140281283A1 (en) 2014-09-18
JP6181844B2 (ja) 2017-08-16
US9431077B2 (en) 2016-08-30
EP2972860B1 (en) 2021-03-03
WO2014164310A1 (en) 2014-10-09
JP2016512361A (ja) 2016-04-25
EP2972860A1 (en) 2016-01-20

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Granted publication date: 20180420

Termination date: 20210307