'Bus transaction' diaporamas de présentation

Bus-Based Multiprocessor

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Multiprocessors continued

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CS252 Graduate Computer Architecture Lecture 12: Multiprocessor 2: Snooping Protocol, Directory Protocol, Synchronizat

CS252 Graduate Computer Architecture Lecture 12: Multiprocessor 2: Snooping Protocol, Directory Protocol, Synchronization, Consistency . February 28, 2001 Prof. David A. Patterson Guess Lecturer: Yujia Jin Computer Science 252 Spring 2001. Review: Multiprocessor.

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14:332:331 Computer Architecture and Assembly Language Fall 2003 Week 12 Buses and I/O system

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Co-simulation

Co-simulation. CPSC 617 Hardware-Software Codesign of Embedded Systems. What is HW-SW co-simulation?. Definition: Manipulating simulated hardware with software Why Cosimulation? Design exploration (no trial and error) Enable parallel development of HW and SW components (RTM)

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Computer architecture II

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Cache Coherence: Part 1 Todd C. Mowry CS 740 November 4, 1999

Cache Coherence: Part 1 Todd C. Mowry CS 740 November 4, 1999. Topics The Cache Coherence Problem Snoopy Protocols. The Cache Coherence Problem. A Coherent Memory System: Intuition. Reading a location should return latest value written (by any process) Easy in uniprocessors

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Cache Coherence: Part 1 Todd C. Mowry CS 740 October 25, 2000

Cache Coherence: Part 1 Todd C. Mowry CS 740 October 25, 2000. Topics The Cache Coherence Problem Snoopy Protocols. The Cache Coherence Problem. A Coherent Memory System: Intuition. Reading a location should return latest value written (by any process) Easy in uniprocessors

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Coherence and Consistency

Coherence and Consistency. Lecture 13 (Chapter 7). Outline. Bus-based coherence Invalidation vs. update coherence protocols Memory consistency Sequential consistency. Several Configurations for a Memory System. 3. Assume a Bus-Based SMP.

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Bus-Based Coherent Multiprocessors

Bus-Based Coherent Multiprocessors. Lecture 13 (Chapter 7). Outline. Bus-based coherence Memory consistency Sequential consistency Invalidation vs. update coherence protocols. Several Configurations for a Memory System. 3. Assume a Bus-Based SMP.

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CS 258 Parallel Computer Architecture Lecture 16 Snoopy Protocols I

CS 258 Parallel Computer Architecture Lecture 16 Snoopy Protocols I. March 15, 2002 Prof John D. Kubiatowicz http://www.cs.berkeley.edu/~kubitron/cs258. R. Recall Ordering: Scheurich and Dubois. Sufficient Conditions every process issues mem operations in program order

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Logical Protocol to Physical Design

Logical Protocol to Physical Design. CS 258, Spring 99 David E. Culler Computer Science Division U.C. Berkeley. A. r. r. a. y. -. b. a. s. e. d. l. L. L. -. S. C. 6. L. L. -. S. C. ,. e. x. p. o. n. e. n. t. i. a. l. n. T. i. c. k. e. t. u. T. i. c.

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Logical Protocol to Physical Design

Logical Protocol to Physical Design. CS 258, Spring 99 David E. Culler Computer Science Division U.C. Berkeley. A. r. r. a. y. -. b. a. s. e. d. l. L. L. -. S. C. 6. L. L. -. S. C. ,. e. x. p. o. n. e. n. t. i. a. l. n. T. i. c. k. e. t. u. T. i. c.

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Lecture 18: Input/Output (I/O): Buses and Peripherals

Lecture 18: Input/Output (I/O): Buses and Peripherals. Michael B. Greenwald Computer Architecture CIS 501 Fall 1999. I/O Systems. interrupts. Processor. Cache. Memory - I/O Bus. Main Memory. I/O Controller. I/O Controller. I/O Controller. Graphics. Disk. Disk. Network.

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Interconnect & Communication

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Buses

Buses . Some slides adapted from lecture by David Culler. Pentium 4 Processor. L1 and L2 caches. 3.2 GB/sec. > 100 MB/sec. Memory Controller Hub. RDRAM. Display. RDRAM. Dual Ultra ATA/100. 24 Mbit/sec. I/O Controller Hub 2. Disks. 4 USB Ports. PCI. LAN.

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CS 258 Parallel Computer Architecture Lecture 15 Sequential Consistency and Snoopy Protocols

CS 258 Parallel Computer Architecture Lecture 15 Sequential Consistency and Snoopy Protocols. March 17, 2008 Prof John D. Kubiatowicz http://www.cs.berkeley.edu/~kubitron/cs258. LD 1 A ? 5 LD 2 B ? 7 LD 5 B ? 2 ST 1 A,6 LD 6 A ? 6 ST 4 B,21 LD 3 A ? 6 LD 4 B ? 21

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