CAJ | 학술논문

介绍了在高能物理实验的数据获取读出系统中应用嵌入式Linux的可行性分析与关键技术.首先介绍测试系统的硬件平台与软件框架.重点介绍在读出系统中实现嵌入式Linux应用的关键技术一寄存器读写、CBLT传输、中断处理、多线程技术、cche相关的处理等.系统开发基于VME总线,通过修改Linux内核与vme_universe驱动,解决了开发过程中的相关问题.最后给出系统测试运行结果,基于Linux的读出系统已经可以配合在线软件较为稳定地运行,系统性能达到预期效果,验证了在高能物理实验中采用基于Linux的读出系统的可行性._
개소료재고능물리실험적수거획취독출계통중응용감입식Linux적가행성분석여관건기술.수선개소측시계통적경건평태여연건광가.중점개소재독출계통중실현감입식Linux응용적관건기술일기존기독사、CBLT전수、중단처리、다선정기술、cche상관적처리등.계통개발기우VME총선,통과수개Linux내핵여vme_universe구동,해결료개발과정중적상관문제.최후급출계통측시운행결과,기우Linux적독출계통이경가이배합재선연건교위은정지운행,계통성능체도예기효과,험증료재고능물리실험중채용기우Linux적독출계통적가행성._
It describes the feasibility and realization of using embedded Linux in DAQ readout system of high energy physics experiment.The first part,the hardware and software framework is introduced.And then emphasis is placed on the key technologies during the system realization.The development is based On the VME bus and vme_universe driver.Finally,the test result is presented:the readout system can work well in Embedded Linux OS.