KR920022105A - Microprocessor with Internal Cache Memory Unit - Google Patents

Microprocessor with Internal Cache Memory Unit Download PDF

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Publication number
KR920022105A
KR920022105A KR1019920009281A KR920009281A KR920022105A KR 920022105 A KR920022105 A KR 920022105A KR 1019920009281 A KR1019920009281 A KR 1019920009281A KR 920009281 A KR920009281 A KR 920009281A KR 920022105 A KR920022105 A KR 920022105A
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South Korea
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cache memory
interruption
data
entry
memory unit
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KR1019920009281A
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Korean (ko)
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KR960003052B1 (en
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히로아끼 가네꼬
마사히로 구스다
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세끼모또 다디히로
니뽄 덴끼 가부시끼가이샤
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    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00Error detection; Error correction; Monitoring
    • G06F11/28Error detection; Error correction; Monitoring by checking the correct order of processing

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  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Quality & Reliability (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Debugging And Monitoring (AREA)
  • Memory System Of A Hierarchy Structure (AREA)

Abstract

내용 없음No content

Description

내장된 캐쉬 메모리 유니트를 가진 마이크로프로세서Microprocessor with Internal Cache Memory Unit

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제1도는 본 발명의 마이크로프로세서에 내장된 메모리 캐쉬의 구조를 나타내는 블럭 다이어그램.1 is a block diagram showing the structure of a memory cache embedded in a microprocessor of the present invention.

제2도는 본 발명의 마이크로프로세서의 전체 구조를 나타내는 블럭 다이어그램.2 is a block diagram showing the overall structure of a microprocessor of the present invention.

제3도는 본 발명의 마이크로프로세서 사용 프로그램 디버깅 시스템의 구조를 나타내는 블럭 다이어그램.3 is a block diagram showing the structure of a microprocessor using program debugging system of the present invention.

Claims (6)

데이타를 처리하는 프로세싱 실행 소자, 외부 메모리로 액세스하는 버스 사이클을 구동하는 버스 사이클 제어 소자, 및, 상기 프로세싱 실행 소자에 의해 처리된 데이타를 캐쉬하는 캐쉬 메모리 유니트를 구비하는데, 상기 캐쉬 메모리 유니트는 어드레스 및 데이타를 저장하는 다수의 엔트리를 가진 캐쉬 메모리와, 인터럽션을 제어하는 인터럽션 제어 소자를 포함하며, 상기 캐쉬 메모리는 각 엔트리에 대해 적절한 엔트리가 인터럽션의 목적인지의 여부를 나타내는 인터럽션 데이타 영역을 가지며, 상기 인터럽션 제어 소자는, 상기 엔트리를 교체할 모든 시간에 인터럽션-요구 신호가 상기 버스 사이클로 동시에 입력되는 경우 상기 캐쉬 메모리 엔트리의 상기 인터럽션 데이타 영역내의 인터럽션 할당 데이타를 레지스터하는 소자와, 상기 엔트리에 관련된 데이타 요구시간에 상기 인터럽션 데이타 영역내의 인터럽션 할당 데이타가 있는지 여부를 식별한 후에 인터럽션 신호를 출력하는 소자를 갖는 내장 캐쉬 메모리 유니트를 가진 마이크로프로세서.A processing execution element for processing data, a bus cycle control element for driving a bus cycle for accessing an external memory, and a cache memory unit for caching data processed by the processing execution element, the cache memory unit having an address; And a cache memory having a plurality of entries for storing data, and an interruption control element for controlling the interruption, wherein the cache memory contains interruption data indicating whether an appropriate entry for each entry is the purpose of the interruption. Has an area, and the interruption control element registers interruption allocation data in the interruption data area of the cache memory entry when an interruption-request signal is input simultaneously in the bus cycle at all times to replace the entry. Element and the entry Microprocessor ryeondoen the data request time with a built-in cache memory unit having an element for outputting an interruption signal to the interruption, after identifying whether there is an interruption in the data area allocation data. 제1항에 있어서, 명령 코드를 캐쉬하는 제1캐쉬 매모리 유니트와, 데이타를 캐쉬하는 제2캐쉬 메모리 유니트를 포함하는 내장된 캐쉬 메모리 유니트를 가진 마이크로프로세서.2. The microprocessor of claim 1, further comprising a built-in cache memory unit comprising a first cache memory unit for caching instruction code and a second cache memory unit for caching data. 제1항에 있어서, 상기 캐쉬 메모리 유니트의 상기 캐쉬 메모리는 어드레스 저장 메모리 및 데이타 저장 메모리를 포함하며, 상기 어드레스 저장 메모리는 각 엔트리에 대한 상기 인터럽션 데이타 영역을 가진 내장된 캐쉬 메모리 유니트를 가진 마이크로프로세서.2. The memory of claim 1, wherein said cache memory of said cache memory unit comprises an address storage memory and a data storage memory, said address storage memory having a built-in cache memory unit having said interruption data area for each entry. Processor. 제1항에 있어서, 상기 캐쉬 메모리 유니트의 상기 캐쉬 메모리는 어드레스 저장 메모리 및 데이타 저장 메모리를 포함하며, 상기 데이타 저장 메모리는 각 엔트리에 대한 상기 인터럽션 데이타 영역을 가진 내장된 캐쉬메모리 유니트를 가진 마이크로프로세서.2. The memory of claim 1, wherein said cache memory of said cache memory unit comprises an address storage memory and a data storage memory, said data storage memory having a built-in cache memory unit having said interruption data area for each entry. Processor. 제1항에 있어서, 상기 캐쉬 메모리 유니트는 캐쉬 메모리 엔트리 교체 시간동안 각 엔트리의 히스테리틱(hysteretic)데이타에 의해 교체에 필요한 엔트리를 선택하는 선택 소자를 가진 내장 캐쉬 메모리 유니트를 가진 마이크로프로세서.2. The microprocessor of claim 1, wherein said cache memory unit has a built-in cache memory unit having a selection element for selecting an entry for replacement by the hysteretic data of each entry during a cache memory entry replacement time. 제1항에 있어서, 상기 캐쉬 메모리는 엔트리가 각 엔트리에 대해 유효 또는 무효한지를 나타내는 데이타저장 영역을 가진 내장 캐쉬 메모리 유니트를 가지는 마이크로프로세서.2. The microprocessor of claim 1, wherein the cache memory has a built-in cache memory unit having a data storage area that indicates whether an entry is valid or invalid for each entry. ※ 참고사항 : 최초출원 내용에 의하여 공개되는 것임.※ Note: This is to be disclosed by the original application.
KR1019920009281A 1991-05-29 1992-05-29 Microprocessor having cashe memory unit KR960003052B1 (en)

Applications Claiming Priority (2)

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JP3124250A JPH04350735A (en) 1991-05-29 1991-05-29 Microprocessor
JP91-124250 1991-05-29

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KR920022105A true KR920022105A (en) 1992-12-19
KR960003052B1 KR960003052B1 (en) 1996-03-04

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100486259B1 (en) * 2002-09-09 2005-05-03 삼성전자주식회사 Processor having cache structure and Cache management method for elevating operation speed

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* Cited by examiner, † Cited by third party
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JPS595931B2 (en) * 1979-06-30 1984-02-08 株式会社東芝 Address stop method for arithmetic processing system
JPS573143A (en) * 1980-06-05 1982-01-08 Matsushita Electric Ind Co Ltd Instruction prefetching system
JPS619743A (en) * 1984-06-26 1986-01-17 Fujitsu Ltd Logging control method
JPS62133532A (en) * 1985-12-05 1987-06-16 Nec Corp Microprocessor
JPH01240941A (en) * 1988-03-23 1989-09-26 Nec Corp Information processor
JPH01284938A (en) * 1988-05-12 1989-11-16 Fujitsu Ltd Detecting system for execution instruction address
JPH0795288B2 (en) * 1988-08-25 1995-10-11 日本電気株式会社 Microcomputer
JPH07117910B2 (en) * 1988-09-01 1995-12-18 富士通株式会社 Address compare stop method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100486259B1 (en) * 2002-09-09 2005-05-03 삼성전자주식회사 Processor having cache structure and Cache management method for elevating operation speed

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KR960003052B1 (en) 1996-03-04

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