RVA23 规范在推进 RISC-V 生态系统中的重要性.pdf

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1、1The Significance of the RVA23 Profile in Advancing the RISC-V EcosystemMark Hayter,CSO and Co-Founder,Rivos Inc.Open ISASoftware Ecosystem(OSes,Platforms,Libraries,Domain specific applications)ISA:Instruction Set Architecture(Interface between Hardware&Software)Implementation:IPMay leverage open an

2、d/or proprietary IPImplementation:SoCCompetitive opportunity2Profiles,Platforms and the Software EcosystemSafety LinuxAndroid AppsAndroidBig Data,Database,LLMCore ISAExtensionsEnable DiversityISA ExtensionsFloating point,Bit ops,Vectornon-ISA ExtensionsInterrupt controller,IOMMUSoftware ExtensionsBo

3、ot/Runtime Services ABI SpecificationCustom ExtensionsVendor specificRVAApplication ProcessorRVBEmbedded ProcessorRVMMicrocontrollerServerMobileAutomotiveEmbedded SystemEdge IoT/AIProfiles(Mandatory ISA extensions)Certainty for SoftwarePlatforms(Profile+nonISA+software)Certainty for OS&FirmwareConta

4、iner RuntimeImportance of ProfilesStandard ISAs are critical to the growth of both hardware and software ecosystemsRISC-V gains broad applicability from many extensions and vendor extensionsPromote compatibility,innovation and make adoption easierProfiles cover different domains:Application(RVA),Emb

5、edded(RVB)&Microcontroller4RVA23 ProfileCertainty for developers writing applications:binary distribution,download from repo/storeStandardizes the 64-bit application processors ISA Enables seamless user level(application)software portability across hardware implementationsEnables RISC-V software eco

6、system to flourish across industries and application spacesMobileLaptopsServersEmbeddedMicrocontrollersImportance of PlatformsOperating systems and distributions have more than just the application softwarePromote compatibility,innovation and make adoption easierPlatforms cover different domains:Ser