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玄铁RISC-V生态竖?“中国芯”迎来希?
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<li>2023/3/3 11:29:32</li>
<li>cdQ原?/li>
<li>来源Q?span>电脑?/span></li>
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【电脑报在线??日，由阿里巴巴^头哥丑֊的首届玄铁RISC-V生态大会在上v举行。会上，RISC-V之父、图灵奖得主大卫皮特表C：RISC-V是一个全球现象，有超q?0个国家的开发者们在研I它Q亚z许多知名企业、学术机构、行业协会都U极参与Q从嵌入式到各类型的计算机最后到大型LQ我认ؓ3?q后RISC-V无处不在！
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<section label="Copyright 2018 iPaiban All Rights Reserved Q本样式已做版权保护Q未l正式授权不允许MW三方编辑器、企业、个Z用，q者必U）" donone="shifuMouseDownPayStyle('shifu_qmi_021')" style="margin: 0.5rem auto; padding: 0px; outline: 0px; max-width: 100%; letter-spacing: 0.544px; text-size-adjust: auto; font-family: 微Y雅黑, "Microsoft YaHei"; font-size: 16px; width: 612.3px; border: none; visibility: visible; box-sizing: border-box !important; overflow-wrap: break-word !important;"><section style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; width: 612.3px; text-align: center; overflow-wrap: break-word !important; visibility: visible;"><section style="margin: 0px; padding: 0px 0px 2px; outline: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; border-bottom-width: 2px; border-bottom-style: solid; border-bottom-color: red; display: inline-flex; overflow-wrap: break-word !important; visibility: visible;"><section style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; border-bottom-width: 1px; border-bottom-style: dashed; border-bottom-color: red; display: inline-flex; font-size: 1rem; overflow-wrap: break-word !important; visibility: visible;"><p style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; clear: both; min-height: 1em; overflow-wrap: break-word !important; visibility: visible;"><span style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; font-size: 14px; overflow-wrap: break-word !important; visibility: visible;"><span style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; overflow-wrap: break-word !important; visibility: visible;">自主可控的指令集架构Q打破枷锁的关键</span></span></p><p style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; clear: both; min-height: 1em; overflow-wrap: break-word !important; visibility: visible;"><br style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; visibility: visible;" /></p></section></section></section></section><p style="margin: 0px 8px 24px; padding: 0px; outline: 0px; max-width: 100%; clear: both; min-height: 1em; caret-color: rgb(34, 34, 34); color: rgb(34, 34, 34); font-family: system-ui, -apple-system, BlinkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", Arial, sans-serif; font-size: 17px; letter-spacing: 0.544px; text-align: justify; text-size-adjust: auto; line-height: 1.75em; visibility: visible; box-sizing: border-box !important; overflow-wrap: break-word !important;"><br style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; visibility: visible;" /></p><p style="margin: 0px 8px 24px; padding: 0px; outline: 0px; max-width: 100%; clear: both; min-height: 1em; caret-color: rgb(34, 34, 34); color: rgb(34, 34, 34); font-family: system-ui, -apple-system, BlinkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", Arial, sans-serif; font-size: 17px; letter-spacing: 0.544px; text-align: justify; text-size-adjust: auto; line-height: 1.75em; visibility: visible; box-sizing: border-box !important; overflow-wrap: break-word !important;"><span style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; color: rgb(0, 0, 0); font-size: 15px; visibility: visible;">?/span><span style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; color: rgb(0, 0, 0); font-size: 15px; visibility: visible;">先大家要搞清楚，什么是RISC-VQ简单来说它是一U指令架构QISAQ，指o集架构是沟通Y件和g之间的关键技术，是芯片行业发展的另一大基矟?/span><span style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; color: rgb(0, 0, 0); font-size: 15px; visibility: visible;">qx86架构和微软Windows操作pȝ的深度融合开启了PC时代QARM架构和谷歌安卓的生态繁荣则hcȝ会推向移动互联网时代…?/span></p><p style="margin: 0px 8px 24px; padding: 0px; outline: 0px; max-width: 100%; clear: both; min-height: 1em; caret-color: rgb(34, 34, 34); color: rgb(34, 34, 34); font-family: system-ui, -apple-system, BlinkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", Arial, sans-serif; font-size: 17px; letter-spacing: 0.544px; text-align: justify; text-size-adjust: auto; line-height: 1.75em; visibility: visible; box-sizing: border-box !important; overflow-wrap: break-word !important;"><span style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; color: rgb(0, 0, 0); font-size: 15px; visibility: visible;">由此可见Q每个时代的g生态都会有一个属于该时代的指令集架构Q随着万物互联的智能时代来_开放、简z、模块化的RISC-V架构崛vQƈ从终端走向云端，极有希望发展成ؓlx86和ARM之后的第三大架构生态?/span><span style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; color: rgb(0, 0, 0); font-size: 15px;">从出货量来看Q?022q采用RISC-V架构的芯片约100争KQ有x构预到2025q将H破800争K?/span></p><p style="margin: 0px 8px 24px; padding: 0px; outline: 0px; max-width: 100%; clear: both; min-height: 1em; caret-color: rgb(34, 34, 34); color: rgb(34, 34, 34); font-family: system-ui, -apple-system, BlinkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", Arial, sans-serif; font-size: 17px; letter-spacing: 0.544px; text-align: justify; text-size-adjust: auto; line-height: 1.75em; box-sizing: border-box !important; overflow-wrap: break-word !important;"><span style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; font-size: 15px; color: rgb(0, 0, 0);">我们知道Q在互联时代Q中国消费者走在了全世界的最前头Q移动支付、物联网、新能源汽R蓬勃发展Q这也激发了RISC-V的浪潮，而站在这个浪上的企业尤其以阉K巴巴q_哥最具代表性，目前q_哥已推出三大pd?ƾRISC-V处理器，在此ơ玄铁RISC-V生态大会上Q嘉楠科技推出了全球首ƾ支持RISC-V Vector1.0标准的商用量产芯片K230、算能推?4核RISC-V服务器芯片，与^头哥的合作实C嵌入式芯片量产到云端芯片的全面覆盖?/span></p><p style="margin: 0px 8px 24px; padding: 0px; outline: 0px; max-width: 100%; clear: both; min-height: 1em; caret-color: rgb(34, 34, 34); color: rgb(34, 34, 34); font-family: system-ui, -apple-system, BlinkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", Arial, sans-serif; font-size: 17px; letter-spacing: 0.544px; text-align: justify; text-size-adjust: auto; line-height: 1.75em; box-sizing: border-box !important; overflow-wrap: break-word !important;"><span style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; font-size: 15px; color: rgb(0, 0, 0);">众所周知Q当前的国际局势千变万化，面对动辄“卡脖子”的被动局面，Z么RISC-V成ؓ了包括^头哥甚至中科院的重点发展对象Q能让倪光南院士在很早之前喊出“要把主要精力放在对RISC-V架构的研发上”的口号呢？</span></p><p style="margin: 0px 8px 24px; padding: 0px; outline: 0px; max-width: 100%; clear: both; min-height: 1em; caret-color: rgb(34, 34, 34); color: rgb(34, 34, 34); font-family: system-ui, -apple-system, BlinkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", Arial, sans-serif; font-size: 17px; letter-spacing: 0.544px; text-align: justify; text-size-adjust: auto; line-height: 1.75em; box-sizing: border-box !important; overflow-wrap: break-word !important;"><span style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; font-size: 15px; color: rgb(0, 0, 0);">q是因ؓRISC-V架构虽然也来源于国Q但却是集全球智慧的l晶Q其中自然也包含了中国科研h员的努力Q最关键是其拥有着怹免费、开源的属性，是不受Q何国家管制的Q因此在q方面技术上持箋发力Q能够得到很好的保障QQ何h都可以无偿用该指o集开发自q芯片Q或者往自己已有的芯片中集成开源免费的RISC-V IP CoreQ这是比较吸引电子设备厂商的重要原因?/span></p><p style="margin: 0px 8px 24px; padding: 0px; outline: 0px; max-width: 100%; clear: both; min-height: 1em; caret-color: rgb(34, 34, 34); color: rgb(34, 34, 34); font-family: system-ui, -apple-system, BlinkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", Arial, sans-serif; font-size: 17px; letter-spacing: 0.544px; text-align: justify; text-size-adjust: auto; line-height: 1.75em; box-sizing: border-box !important; overflow-wrap: break-word !important;"><span style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; font-size: 15px; color: rgb(0, 0, 0);">RISC-V国际基金会CEO雷d蒙d在玄铁RISC-V生态大会上介绍Q基金会?2位高U会员中Q有12名来自中国，在国际标准徏设中Q^头哥领导了其中的11个主要技术小l，推动?9个技术方向的标准制定Q是公认的投入力量最大的中国机构Q^头哥也拿C全球首张架构兼容性测试证书，与此同时Q^头哥q在持箋推动RVV1.0架构标准、面向h工智能的全新Matrix矩阵标准以及RISC-V安全技术标准等…?/span></p><p style="margin: 0px 8px 24px; padding: 0px; outline: 0px; max-width: 100%; clear: both; min-height: 1em; caret-color: rgb(34, 34, 34); color: rgb(34, 34, 34); font-family: system-ui, -apple-system, BlinkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", Arial, sans-serif; font-size: 17px; letter-spacing: 0.544px; text-align: justify; text-size-adjust: auto; line-height: 1.75em; box-sizing: border-box !important; overflow-wrap: break-word !important;"><span style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; color: rgb(0, 0, 0); font-family: 微Y雅黑, "Microsoft YaHei"; font-size: 15px;">在玄铁RISC-V生态大会上Q英特尔软g和先q技术事业部副总裁谢晓清演讲中UͼqIFS计划提供半g代工刉服务支持包括RISC-V的各U芯片，也将q一步推动Y件开源开放，促进生态创新?/span><span style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; font-size: 15px; color: rgb(0, 0, 0);"></span></p><p style="margin: 0px 8px 24px; padding: 0px; outline: 0px; max-width: 100%; clear: both; min-height: 1em; caret-color: rgb(34, 34, 34); color: rgb(34, 34, 34); font-family: system-ui, -apple-system, BlinkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", Arial, sans-serif; font-size: 17px; letter-spacing: 0.544px; text-align: justify; text-size-adjust: auto; line-height: 1.75em; box-sizing: border-box !important; overflow-wrap: break-word !important;"><span style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; color: rgb(0, 0, 0); font-size: 15px;">单来_以^头哥Z表的中国U技企业在RISC-V的发展中起到了“先手”作用，不用再担心发生“卡脖子”“实体清单”事仉演?/span></p><section label="Copyright 2018 iPaiban All Rights Reserved Q本样式已做版权保护Q未l正式授权不允许MW三方编辑器、企业、个Z用，q者必U）" donone="shifuMouseDownPayStyle('shifu_qmi_021')" style="margin: 0.5rem auto; padding: 0px; outline: 0px; max-width: 100%; letter-spacing: 0.544px; text-size-adjust: auto; font-family: 微Y雅黑, "Microsoft YaHei"; font-size: 16px; width: 612.3px; border: none; box-sizing: border-box !important; overflow-wrap: break-word !important;"><section style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; width: 612.3px; text-align: center; overflow-wrap: break-word !important;"><section style="margin: 0px; padding: 0px 0px 2px; outline: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; border-bottom-width: 2px; border-bottom-style: solid; border-bottom-color: red; display: inline-flex; overflow-wrap: break-word !important;"><section style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; border-bottom-width: 1px; border-bottom-style: dashed; border-bottom-color: red; display: inline-flex; font-size: 1rem; overflow-wrap: break-word !important;"><p style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; clear: both; min-height: 1em; overflow-wrap: break-word !important;"><span style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; font-size: 14px; overflow-wrap: break-word !important;"><span style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; overflow-wrap: break-word !important;"><span style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; font-family: mp-quote, -apple-system-font, BlinkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", Arial, sans-serif; text-align: justify; overflow-wrap: break-word !important;">未来虽可期，但商业前景仍在探索之?/span></span></span></p><p style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; clear: both; min-height: 1em; overflow-wrap: break-word !important;"><br style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important;" /></p></section></section></section></section><p style="margin: 0px 8px 24px; padding: 0px; outline: 0px; max-width: 100%; clear: both; min-height: 1em; caret-color: rgb(34, 34, 34); color: rgb(34, 34, 34); font-family: system-ui, -apple-system, BlinkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", Arial, sans-serif; font-size: 17px; letter-spacing: 0.544px; text-align: justify; text-size-adjust: auto; line-height: 1.75em; box-sizing: border-box !important; overflow-wrap: break-word !important;"><br style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important;" /></p><p style="margin: 0px 8px 24px; padding: 0px; outline: 0px; max-width: 100%; clear: both; min-height: 1em; caret-color: rgb(34, 34, 34); color: rgb(34, 34, 34); font-family: system-ui, -apple-system, BlinkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", Arial, sans-serif; font-size: 17px; letter-spacing: 0.544px; text-align: justify; text-size-adjust: auto; line-height: 1.75em; box-sizing: border-box !important; overflow-wrap: break-word !important;"><span style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; color: rgb(0, 0, 0); font-size: 15px;">虽然RISC-V可以实现自主和可控，但它能实现商业上最重要的目标：</span><span style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; color: rgb(0, 0, 0); font-size: 15px;">J荣么？</span></p><p style="margin: 0px 8px 24px; padding: 0px; outline: 0px; max-width: 100%; clear: both; min-height: 1em; caret-color: rgb(34, 34, 34); color: rgb(34, 34, 34); font-family: system-ui, -apple-system, BlinkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", Arial, sans-serif; font-size: 17px; letter-spacing: 0.544px; text-align: justify; text-size-adjust: auto; line-height: 1.75em; box-sizing: border-box !important; overflow-wrap: break-word !important;"><span style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; color: rgb(0, 0, 0); font-size: 15px;"></span><span style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; color: rgb(0, 0, 0); font-size: 15px;">事实上，从厂商角度来看，哪怕经?0q左右的技术P代，RISV-C或许可以挑战针对物联|的ARM Cortex MQ但几乎不可能达到ARM针对高性能Ud端的Cortex AQ更别指望能够跟x86掰掰手腕QRISC-V更像是一U领域专_指o集架构?/span></p><p style="margin: 0px 8px 24px; padding: 0px; outline: 0px; max-width: 100%; clear: both; min-height: 1em; caret-color: rgb(34, 34, 34); color: rgb(34, 34, 34); font-family: system-ui, -apple-system, BlinkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", Arial, sans-serif; font-size: 17px; letter-spacing: 0.544px; text-align: justify; text-size-adjust: auto; line-height: 1.75em; box-sizing: border-box !important; overflow-wrap: break-word !important;"><span style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; color: rgb(0, 0, 0); font-size: 15px;"></span><span style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; color: rgb(0, 0, 0); font-size: 15px;">而且从商业模式来看，RISC-V有着和MIPScM的IP片化风险，因ؓRISC-V是自由授权，不像ARM那样需要付Ҏ权，同时q允许厂商自由定义指令集模式Q这意味着指o集会变得ؓ片化，标准公版无法延箋也无法得C护，D软g和编译器生态最关键的兼Ҏ存在不E_因素?/span><span style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; color: rgb(0, 0, 0); font-size: 15px;">而MIPS正是因ؓIP片化的原因Q现在已l基本“凉凉”?/span></p><p style="margin: 0px 8px 24px; padding: 0px; outline: 0px; max-width: 100%; clear: both; min-height: 1em; caret-color: rgb(34, 34, 34); color: rgb(34, 34, 34); font-family: system-ui, -apple-system, BlinkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", Arial, sans-serif; font-size: 17px; letter-spacing: 0.544px; text-align: justify; text-size-adjust: auto; line-height: 1.75em; box-sizing: border-box !important; overflow-wrap: break-word !important;"><span style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; color: rgb(0, 0, 0); font-size: 15px;">在RISCQ注意，没有</span><span style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; color: rgb(0, 0, 0); font-size: 15px;">VQ领域，ARM是一个很好的反例Q它严格控制架构授权Q凭借其量大优质饱的特性吸引了包括高通在内的企业从自研{向ARM公版Qƈ且与EDA生态和代工厂合作紧密，输出了大量设计工具和周边IPQŞ成了一圈圈的正反馈Q而作为对比，目前的RISC-V甚至都还没有出现一个百亿别晶体管密度的商用案例?/span></p><p style="margin: 0px 8px 24px; padding: 0px; outline: 0px; max-width: 100%; clear: both; min-height: 1em; caret-color: rgb(34, 34, 34); color: rgb(34, 34, 34); font-family: system-ui, -apple-system, BlinkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", Arial, sans-serif; font-size: 17px; letter-spacing: 0.544px; text-align: justify; text-size-adjust: auto; line-height: 1.75em; box-sizing: border-box !important; overflow-wrap: break-word !important;"><span style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; font-size: 15px; color: rgb(0, 0, 0);">所以，gRISC-V最Ҏ落脚的，是物联|和边缘计算领域Q由于RISC-V拥有_、低功耗、模块化、可扩展{技术优势，其适合对生态依赖比较小的封闭或半封闭品、深嵌入式或新兴的物联网、包含嵌入式人工{应用的边缘计算领域及需要定制化的场景?/span></p><p style="margin: 0px 8px 24px; padding: 0px; outline: 0px; max-width: 100%; clear: both; min-height: 1em; caret-color: rgb(34, 34, 34); color: rgb(34, 34, 34); font-family: system-ui, -apple-system, BlinkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", Arial, sans-serif; font-size: 17px; letter-spacing: 0.544px; text-align: justify; text-size-adjust: auto; line-height: 1.75em; box-sizing: border-box !important; overflow-wrap: break-word !important;"><span style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; font-size: 15px; color: rgb(0, 0, 0);">但目前来看，开发RISC-V芯片目有三U方式，一是购买商用IPQ二是参考开源代码，也就是套用公版，三是理想化的完全自研。第一个方法如果是从美国的RISC-V商用IP厂商购买IPQ则会受国出口制Q比如不能出售IP或ؓ华ؓ、中兴等实体清单内企业、单位服务?/span></p><p style="margin: 0px 8px 24px; padding: 0px; outline: 0px; max-width: 100%; clear: both; min-height: 1em; caret-color: rgb(34, 34, 34); color: rgb(34, 34, 34); font-family: system-ui, -apple-system, BlinkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", Arial, sans-serif; font-size: 17px; letter-spacing: 0.544px; text-align: justify; text-size-adjust: auto; line-height: 1.75em; box-sizing: border-box !important; overflow-wrap: break-word !important;"><span style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; font-size: 15px; color: rgb(0, 0, 0);">而如果采用开源代码或自行开发，目前来看不受制Q但仍需避免被标准组l终止会员资|而且国C仍可能做出限制。所以基本上要实现真正的自主可控Q还是只有第三条路可以走?/span></p><p style="margin: 0px 8px 24px; padding: 0px; outline: 0px; max-width: 100%; clear: both; min-height: 1em; caret-color: rgb(34, 34, 34); color: rgb(34, 34, 34); font-family: system-ui, -apple-system, BlinkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", Arial, sans-serif; font-size: 17px; letter-spacing: 0.544px; text-align: justify; text-size-adjust: auto; line-height: 1.75em; box-sizing: border-box !important; overflow-wrap: break-word !important;"><span style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; font-size: 15px; color: rgb(0, 0, 0);">当然Q即便是N重重Q长q来看，RISC-V对中国半g产业仍是值得把握的突破口Q它首先是提供了一个摆脱国外垄断，实现处理器内核国产自ȝZ。ƈ且这U处理器内核不是闭门造R做出来的Q而是拥有全世界认可的L架构和主生态，而且如果W一步取得了H破Q那么就可以极大地加强我国在处理器IP上的话语权，换句话说是RISC-Vl了中国IP产业一个机会?/span></p><p style="margin: 0px 8px 24px; padding: 0px; outline: 0px; max-width: 100%; clear: both; min-height: 1em; caret-color: rgb(34, 34, 34); color: rgb(34, 34, 34); font-family: system-ui, -apple-system, BlinkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", Arial, sans-serif; font-size: 17px; letter-spacing: 0.544px; text-align: justify; text-size-adjust: auto; line-height: 1.75em; box-sizing: border-box !important; overflow-wrap: break-word !important;"><span style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; font-size: 15px; color: rgb(0, 0, 0);">虽然目前我国在RISC-V上仍然落后，但相对于其它IP技术来_落后q不太远Q而ؓ了刺Ȁ吸纳更多的开发者投入RISC-V的怀抱，在玄铁RISC-V生态大会上Q^头哥q公布了生态计划，面向芯片开攄区的15万开发者推出在U学习^台“RISC-V学院计划”，鼓励参与全球RVFA认证?/span></p><p style="margin: 0px 8px 24px; padding: 0px; outline: 0px; max-width: 100%; clear: both; min-height: 1em; caret-color: rgb(34, 34, 34); color: rgb(34, 34, 34); font-family: system-ui, -apple-system, BlinkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", Arial, sans-serif; font-size: 17px; letter-spacing: 0.544px; text-align: justify; text-size-adjust: auto; line-height: 1.75em; box-sizing: border-box !important; overflow-wrap: break-word !important;"><span style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; font-size: 15px; color: rgb(0, 0, 0);">从这里看Q^头哥丑֊的首届玄铁RISC-V生态大会ؓ未来的中国自丅R可控、繁荣的指o集架构甚臌片D起了一杆旗QRISC-V依然处于生态繁荣的前夜Q要把开发者生态培育v来，路还很长Q需要全球YgRISC-V开发者的共同努力?/span></p><p style="margin: 0px 8px 24px; padding: 0px; outline: 0px; max-width: 100%; clear: both; min-height: 1em; caret-color: rgb(34, 34, 34); color: rgb(34, 34, 34); font-family: system-ui, -apple-system, BlinkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", Arial, sans-serif; font-size: 17px; letter-spacing: 0.544px; text-align: justify; text-size-adjust: auto; line-height: 1.75em; box-sizing: border-box !important; overflow-wrap: break-word !important;"><span style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; font-size: 15px; color: rgb(0, 0, 0);"><span style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; font-family: 微Y雅黑, "Microsoft YaHei"; box-sizing: border-box !important; overflow-wrap: break-word !important;">M来说QRISC-V是目前“中国芯”最好的潜在实现方式之一Q但从媄响力的角度来说或许在未来很长一D\要走Q既需要解军_理器性能较弱Q只能在中低端MCU、物联网嵌入式芯片领域供应，且Y仉配有待提高的问题，开发者还会担忧外设IP授权的风险，q些问题依然在短期内难以H破Q也是高性能RISC-V发展道\上的一大拦路虎Q所以RISC-V的前景依然是风雨交加Q前途未明?/span></span></p><section style="margin: 0px 8px 24px; padding: 0px; outline: 0px; max-width: 100%; caret-color: rgb(34, 34, 34); color: rgb(34, 34, 34); font-size: 17px; letter-spacing: 0.544px; text-align: justify; text-size-adjust: auto; font-family: -apple-system, BlinkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", Arial, sans-serif; line-height: 1.75em; box-sizing: border-box !important; overflow-wrap: break-word !important;"><span style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; color: rgb(136, 136, 136); font-size: 14px; overflow-wrap: break-word !important;"><span style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; overflow-wrap: break-word !important;">~辑｜张?/span></span></section><section style="margin: 0px 8px 24px; padding: 0px; outline: 0px; max-width: 100%; caret-color: rgb(34, 34, 34); color: rgb(34, 34, 34); font-size: 17px; letter-spacing: 0.544px; text-align: justify; text-size-adjust: auto; font-family: -apple-system, BlinkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", Arial, sans-serif; line-height: 1.75em; box-sizing: border-box !important; overflow-wrap: break-word !important;"><span style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; font-size: 15px; overflow-wrap: break-word !important;"><span style="margin: 0px; padding: 0px; outline: 0px; max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important; color: rgb(136, 136, 136); font-size: 14px; letter-spacing: 0.544px; overflow-wrap: break-word !important;">审核｜吴?/span></span></section>
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