TWI437436B - 在使用可組態方式多餘性之快取記憶體中誤差偵測 - Google Patents

在使用可組態方式多餘性之快取記憶體中誤差偵測 Download PDF

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Publication number
TWI437436B
TWI437436B TW097147540A TW97147540A TWI437436B TW I437436 B TWI437436 B TW I437436B TW 097147540 A TW097147540 A TW 097147540A TW 97147540 A TW97147540 A TW 97147540A TW I437436 B TWI437436 B TW I437436B
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TW
Taiwan
Prior art keywords
mode
data
cache
processing system
array
Prior art date
Application number
TW097147540A
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English (en)
Chinese (zh)
Other versions
TW200931261A (en
Inventor
Jehoda Refaeli
Florian Bogenberger
James B Eifert
Original Assignee
Freescale Semiconductor 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.)
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Application filed by Freescale Semiconductor Inc filed Critical Freescale Semiconductor Inc
Publication of TW200931261A publication Critical patent/TW200931261A/zh
Application granted granted Critical
Publication of TWI437436B publication Critical patent/TWI437436B/zh

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Classifications

    • 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
    • G06F11/08—Error detection or correction by redundancy in data representation, e.g. by using checking codes
    • G06F11/10—Adding special bits or symbols to the coded information, e.g. parity check, casting out 9's or 11's
    • G06F11/1008—Adding special bits or symbols to the coded information, e.g. parity check, casting out 9's or 11's in individual solid state devices
    • G06F11/1064—Adding special bits or symbols to the coded information, e.g. parity check, casting out 9's or 11's in individual solid state devices in cache or content addressable memories
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F12/00—Accessing, addressing or allocating within memory systems or architectures
    • G06F12/02—Addressing or allocation; Relocation
    • G06F12/08—Addressing or allocation; Relocation in hierarchically structured memory systems, e.g. virtual memory systems
    • G06F12/0802—Addressing of a memory level in which the access to the desired data or data block requires associative addressing means, e.g. caches
    • G06F12/0864—Addressing of a memory level in which the access to the desired data or data block requires associative addressing means, e.g. caches using pseudo-associative means, e.g. set-associative or hashing
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F12/00—Accessing, addressing or allocating within memory systems or architectures
    • G06F12/02—Addressing or allocation; Relocation
    • G06F12/08—Addressing or allocation; Relocation in hierarchically structured memory systems, e.g. virtual memory systems
    • G06F12/12—Replacement control
    • G06F12/121—Replacement control using replacement algorithms
    • G06F12/126—Replacement control using replacement algorithms with special data handling, e.g. priority of data or instructions, handling errors or pinning
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2212/00—Indexing scheme relating to accessing, addressing or allocation within memory systems or architectures
    • G06F2212/60—Details of cache memory
    • G06F2212/601—Reconfiguration of cache memory

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Quality & Reliability (AREA)
  • Memory System Of A Hierarchy Structure (AREA)
  • Techniques For Improving Reliability Of Storages (AREA)
  • Hardware Redundancy (AREA)
TW097147540A 2007-12-06 2008-12-05 在使用可組態方式多餘性之快取記憶體中誤差偵測 TWI437436B (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US11/951,924 US7809980B2 (en) 2007-12-06 2007-12-06 Error detector in a cache memory using configurable way redundancy

Publications (2)

Publication Number Publication Date
TW200931261A TW200931261A (en) 2009-07-16
TWI437436B true TWI437436B (zh) 2014-05-11

Family

ID=40722926

Family Applications (1)

Application Number Title Priority Date Filing Date
TW097147540A TWI437436B (zh) 2007-12-06 2008-12-05 在使用可組態方式多餘性之快取記憶體中誤差偵測

Country Status (5)

Country Link
US (1) US7809980B2 (enExample)
EP (1) EP2240856B1 (enExample)
JP (1) JP2011507073A (enExample)
TW (1) TWI437436B (enExample)
WO (1) WO2009076033A2 (enExample)

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US20130346695A1 (en) * 2012-06-25 2013-12-26 Advanced Micro Devices, Inc. Integrated circuit with high reliability cache controller and method therefor
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US9400711B2 (en) 2014-04-14 2016-07-26 Freescale Semiconductor, Inc. Content addressable memory with error detection
US10474526B2 (en) * 2016-09-30 2019-11-12 Intel Corporation System and method for granular in-field cache repair

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Also Published As

Publication number Publication date
EP2240856A4 (en) 2012-08-08
US20090150720A1 (en) 2009-06-11
JP2011507073A (ja) 2011-03-03
TW200931261A (en) 2009-07-16
EP2240856A2 (en) 2010-10-20
US7809980B2 (en) 2010-10-05
EP2240856B1 (en) 2019-04-17
WO2009076033A2 (en) 2009-06-18
WO2009076033A3 (en) 2009-08-27

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