KR20080098120A - 데이터 처리장치 및 그 데이터 처리방법 - Google Patents
데이터 처리장치 및 그 데이터 처리방법 Download PDFInfo
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- KR20080098120A KR20080098120A KR1020070043399A KR20070043399A KR20080098120A KR 20080098120 A KR20080098120 A KR 20080098120A KR 1020070043399 A KR1020070043399 A KR 1020070043399A KR 20070043399 A KR20070043399 A KR 20070043399A KR 20080098120 A KR20080098120 A KR 20080098120A
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- 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
- G06F12/0223—User address space allocation, e.g. contiguous or non contiguous base addressing
- G06F12/023—Free address space management
- G06F12/0238—Memory management in non-volatile memory, e.g. resistive RAM or ferroelectric memory
- G06F12/0246—Memory management in non-volatile memory, e.g. resistive RAM or ferroelectric memory in block erasable memory, e.g. flash memory
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- 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
- G06F12/0806—Multiuser, multiprocessor or multiprocessing cache systems
- G06F12/0811—Multiuser, multiprocessor or multiprocessing cache systems with multilevel cache hierarchies
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- 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
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Abstract
Description
Claims (5)
- 캐쉬 메모리를 포함하는 복수의 프로세서를 가지는 데이터 처리장치에 있어서,상기 각 프로세서는,외부 프로세서가 요청하는 데이터가 당해 프로세서의 상기 캐쉬 메모리에 저장되어 있는지 여부를 저장하는 저장부를 포함하고,상기 저장된 정보에 기초하여 상기 당해 프로세서가 요청하는 데이터가 상기 외부 프로세서의 상기 캐쉬 메모리에 저장되어 있지 않은 경우, 메인메모리에 데이터를 요청하는 것을 특징으로 하는 데이터 처리장치.
- 제1항에 있어서,상기 저장부는,상기 외부 프로세서가 요청하는 데이터가 당해 캐쉬메모리에 저장되어 있는지 여부에 대한 정보를 저장하는 제1저장부와;상기 요청하는 데이터의 어드레스 정보를 저장하는 제2저장부를 포함하는 것을 특징으로 하는 데이터 처리장치.
- 제2항에 있어서,상기 제1저장부는 통신을 수행하기 위한 통신버스에 의해 상호 연결되는 것 을 특징으로 하는 데이터 처리장치.
- 캐쉬메모리를 포함하는 복수의 프로세서를 가지는 데이터처리장치의 데이터 처리방법에 있어서,외부 프로세서가 요청하는 데이터가 당해 프로세서의 상기 캐쉬메모리에 저장되어 있는지 여부를 저장하는 단계와;상기 저장된 정보에 기초하여 당해 프로세서가 요청하는 데이터가 상기 외부 프로세서의 상기 캐쉬메모리에 저장되어 있는지 여부를 판단하는 단계와;상기 요청하는 데이터가 상기 외부 프로세서의 상기 캐쉬 메모리에 저장되어 있지 않은 경우, 메인메모리에 데이터를 요청하는 단계를 포함하는 것을 특징으로 하는 데이터 처리장치의 데이터 처리방법.
- 제4항에 있어서,상기 요청하는 데이터가 상기 캐쉬메모리에 저장되어 있는지 여부를 저장하는 단계는,상기 외부 프로세서가 요청한 데이터가 당해 캐쉬메모리에 저장되어 있는지 여부에 대한 정보를 저장하는 단계와;상기 외부 프로세서가 요청한 데이터가 당해 캐쉬메모리에 저장되어 있지 않은 경우, 상기 요청하는 데이터의 어드레스 정보를 저장하는 단계를 포함하는 것을 특징으로 하는 데이터 처리장치의 데이터 처리방법.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020070043399A KR101416248B1 (ko) | 2007-05-04 | 2007-05-04 | 데이터 처리장치 및 그 데이터 처리방법 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020070043399A KR101416248B1 (ko) | 2007-05-04 | 2007-05-04 | 데이터 처리장치 및 그 데이터 처리방법 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20080098120A true KR20080098120A (ko) | 2008-11-07 |
| KR101416248B1 KR101416248B1 (ko) | 2014-07-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020070043399A Expired - Fee Related KR101416248B1 (ko) | 2007-05-04 | 2007-05-04 | 데이터 처리장치 및 그 데이터 처리방법 |
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| Country | Link |
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| KR (1) | KR101416248B1 (ko) |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100371140B1 (ko) * | 2000-01-28 | 2003-02-07 | 한국전자통신연구원 | 캐시부착식 비균등분포적 메모리접근형병렬컴퓨터시스템의 캐시일관성을 유지하기 위한버스스누핑장치 및 방법 |
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2007
- 2007-05-04 KR KR1020070043399A patent/KR101416248B1/ko not_active Expired - Fee Related
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| Publication number | Publication date |
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| KR101416248B1 (ko) | 2014-07-07 |
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