By Steve Leibson
Designing SOCs with Configured Processor Cores is a vital reference for system-on-chip designers. This well-written e-book supplies a pragmatic creation to 3 uncomplicated thoughts of contemporary SOC layout: use of optimized normal CPU and DSP processors cores, application-specific configuration of processor cores, and system-level layout of SOCs utilizing configured cores because the key development block. Readers will locate it's always the 1st booklet they achieve for in defining and designing their subsequent chip. Chris Rowen, President and CEO, Tensilica, Inc. we are poised on the point of a revolution in computing. rather than fixed-architecture processors proper in simple terms to general-purpose computing or special-purpose electronic sign processing initiatives, we are relocating to system-on-chip (SoC) units containing a number of processor cores, each one configured to accomplish particular projects with severe functionality whereas eating ultra-low energy. The surf is up - and this e-book tells us the right way to trip the wave! Clive Max Maxfield, President, TechBites Interactive and writer of The layout Warriors advisor to FPGAs Steve Leibson's e-book is a gradual creation to the artwork of electronic electronics layout taking pictures an incredible second within the construction of the full method on a chip. Generously dotted with block diagrams and snippets of code utilizing the automobile supplied by way of Xtensa know-how, the publication takes the reader during the evolution that ended in a number of cores and configurable engines. Max Baron, Senior Analyst on the Microprocessor document
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This approach results in a 2-processor, firmware-programmable hardware block that performs the desired function, with the desired performance, but without the excessive clock rate or power dissipation. The third alternative is to either reuse an existing hardware block or develop a new one to implement the desired function. If such a hardware block already exists, and if it's unlikely that the function will change in the future, then this alternative may well be the best one. 6 COMMUNICMION ALTERNMIVES As discussed earlier, the classic method used to interconnect SOC blocks is to use one or more microprocessor-style buses.
The third alternative is to either reuse an existing hardware block or develop a new one to implement the desired function. If such a hardware block already exists, and if it's unlikely that the function will change in the future, then this alternative may well be the best one. 6 COMMUNICMION ALTERNMIVES As discussed earlier, the classic method used to interconnect SOC blocks is to use one or more microprocessor-style buses. This design style is a holdover from decades of microprocessor-based system-design experience.
They're usually not even consciously aware that remapping has occurred. 3 The ad-hoc SOC Design Flow Compressed Bit Stream 10 Mbits/sec Entropy Decoding (CAVLD/CABAC) 43 Quantized Data ~,,I Inverse Quantization and 30 Mbytes/sec "1 Inverse Transform / Motion Vectors, etc. ~i~i/~iiiiiii ' 32 Mbytes/sec ~::. 6 Mbytes/sec Prediction Reference Pixel Data 170 Mbytes/sec . 264 SD ( 7 2 0 x 4 8 0 pixels, 30 fps) digital video decoder. SOCs. In many cases, these mappings no longer represent the best way to develop 21st-century system architectures.