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1、Leverage BRS standard toimprove RISC-V SW compatibilityHaibo Xu Andrei Warkentin Legal Notices and DisclaimersIntel ConfidentialDepartment or Event NameRISC-V Summit China 2024Statements in this document that refer to future plans or expectations are forward-lookingstatements.These statements are ba

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5、arks are trademarks of IntelCorporation or its subsidiaries.Other names and brands may be claimed as the property ofothers.This document contains information on products and/or processes in development.BackgroundIntel ConfidentialDepartment or Event NameRISC-V Summit China 2024 With the growing of R

6、ISC-V based products,there is a need for a standardized way to ensure interoperability between different RISC-V platforms and OSs Rule of thumb is standardization and conformance test RISC-V BRS specification defined some requirements(based on SBI/UEFI/ACPI/SMBIOS/DT etc.)for Boot and Runtime servic

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本文主要介绍了RISC-V BRS标准,旨在提高RISC-V软件兼容性。关键点如下: 1. RISC-V BRS规范定义了系统软件可依赖的启动和运行时服务要求,包括SBI、UEFI、ACPI、SMBIOS等。 2. RISC-V BRS标准分为BRS-I(互操作)和BRS-B(定制)两种方案,分别用于确保不同RISC-V平台和操作系统/虚拟机监控器的互操作性以及特定设备的软件定制。 3. RISC-V BRS测试套件基于UEFI-SCT和FWTS项目,用于验证BRS规范要求的实现情况。目前,在Qemu虚拟平台上已完成部分测试,测试结果显示:通过率74%,不支持的7%,跳过的14%,失败的14%。 4. RISC-V BRS规范和测试规范正处于审查和开发阶段,预计2024年Q4完成认证。 5. 为提高BRS测试规范,呼吁各方参与讨论、审查BRS规范,并在rv-brs-test-suite项目上协作。 核心数据:测试结果——[PASSED] 230, 74%;[NOT SUPPORTED] 23, 7%;[SKIP] 42, 14%;[FAILED] 14, 4%。
"RISC-V兼容性如何提升?" "如何加入RISC-V BRS规范讨论?" "Intel的RISC-V测试套件进度如何?"
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