By Santanu Kundu, Santanu Chattopadhyay
Addresses the demanding situations linked to System-on-Chip Integration
Network-on-Chip: the subsequent iteration of System-on-Chip Integrationexamines the present concerns proscribing chip-on-chip conversation potency, and explores Network-on-chip (NoC), a promising replacement that equips designers with the potential to provide a scalable, reusable, and high-performance communique spine by way of bearing in mind the mixing of a big variety of cores on a unmarried system-on-chip (SoC). This booklet offers a easy assessment of issues linked to NoC-based layout: verbal exchange infrastructure layout, verbal exchange technique, evaluate framework, and mapping of functions onto NoC. It information the layout and evaluate of alternative proposed NoC constructions, low-power thoughts, sign integrity and reliability concerns, program mapping, checking out, and destiny trends.
Utilizing examples of chips which were carried out in and academia, this article offers the entire architectural layout of parts demonstrated via implementation in commercial CAD instruments. It describes NoC learn and advancements, contains theoretical proofs strengthening the research approaches, and comprises algorithms utilized in NoC layout and synthesis. furthermore, it considers different upcoming NoC matters, comparable to low-power NoC layout, sign integrity concerns, NoC trying out, reconfiguration, synthesis, and 3-D NoC layout.
This textual content contains 12 chapters and covers:
- The evolution of NoC from SoC—its examine and developmental challenges
- NoC protocols, elaborating stream keep watch over, on hand community topologies, routing mechanisms, fault tolerance, quality-of-service help, and the layout of community interfaces
- The router layout options in NoCs
- The assessment mechanism of NoC architectures
- The program mapping recommendations in NoCs
- Low-power layout suggestions in particular in NoCs
- The sign integrity and reliability problems with NoC
- The information of NoC checking out recommendations stated so far
- The challenge of synthesizing application-specific NoCs
- Reconfigurable NoC layout issues
- Direction of destiny learn and improvement within the box of NoC
Network-on-Chip: the subsequent new release of System-on-Chip Integrationcovers the elemental themes, expertise, and destiny tendencies appropriate to NoC-based layout, and will be utilized by engineers, scholars, and researchers and different pros attracted to machine structure, embedded structures, and parallel/distributed systems.
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Additional info for Network-on-Chip: The Next Generation of System-on-Chip Integration
MoT enjoys the advantages of having smaller diameter and node degree compared to mesh. Compared to BFT, it has more number of edges and hence reduced congestion. 12 shows a 4 × 4 MoT structure, having four row and four column trees. 12a. The leaf level nodes are common to both the trees. 12 MoT topology (a) and its simplified graph (b). having any core attached to them. 12b in which L, S, and R denote the leaf, stem, and root level nodes, respectively. Kim et al. 13. The routers are oriented in a two-dimensional (2D) grid fashion such that each of them is connected to all other routers in the same row and also in the same column by exploiting the nature of express cubes (Dally 1991).
And Friedman, E. G. 2007. 3-D Topologies for networks-on-chip. IEEE Transactions on VLSI Systems, vol. 15, no. 10, pp. 1081–1090. , Goossens, K. G. , and Radulescu, A. 2003. Trade offs in the design of a router with both guaranteed and best-effort services for network on chip (extended version). IEE Proceedings of the Computers and Digital Techniques, vol. 150, no. 5, pp. 294–302, Munich, Germany. , and Ginosar, R. 2005. An asynchronous router for multiple service levels networks on chip. Proceedings of the IEEE International Symposium on Asynchronous Circuits and Systems, pp.
Therefore, the packet should traverse toward the leaf level of the row tree, where CN is same as destination. For the above example, the path traversed by the packet is 11–00–XX–10 → 11–00–1X– 01 → 11–00–11–00. Therefore, after step 4, the packet reaches a router whose all four fields are same as destination; in other words, the packet reaches a router to which the destination core is attached. Interconnection Networks in Network-on-Chip 37 In step 5, based on the Core-ID bit, the packet gets forwarded to the estination core.