| 光纤通道端口状态机的研究及FPGA实现 |
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| 引用本文： | 刘小刚,周东. 光纤通道端口状态机的研究及FPGA实现[J]. 通信技术, 2011, 44(7): 1-3 |
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| 作者姓名： | 刘小刚 周东 |
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| 作者单位： | 1. 电子科技大学电子科学技术研究院,四川,成都,611731
2. 电子科技大学通信与信息工程学院,四川,成都,611731 |
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| 摘 要： | 光纤通道是一种具有高速数据传输性能的接口标准,在分析了光纤通道端口状态机的工作原理的基础上,针对光纤通道数据传输中存在的问题,提出了一种基于FPGA的端口状态机实现方案,解决了光纤通道控制器在运行过程中因遇到超时、失去同步、信号丢失、缓冲区溢出等错误而导致数据传输失败的问题,增强了链路的自我恢复能力。试验结果表明,在遇到上述错误时,端口状态机能自动执行相应的原语序列协议对链路进行恢复。
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| 关 键 词： | 光纤通道 端口状态机 原语序列 信用度 |
Study on Fiber Channel Port State Machine and Its FPGA Implementation |
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| LIU Xiao-gang,ZHOU Dong. Study on Fiber Channel Port State Machine and Its FPGA Implementation[J]. Communications Technology, 2011, 44(7): 1-3 |
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| Authors: | LIU Xiao-gang ZHOU Dong |
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| Affiliation: | LIU Xiao-ganga,ZHOU Dongb(a.Research Institute of Electronic Science and Technology,b.School of Communication and Information Engineering,University of Electronic Science and Technology of China,Chengdu Sichuan 611731,China) |
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| Abstract: | Fiber channel is a kind of interface standard with high speed transmission performance.Aiming at the problems in data transmission process of the fiber channel and based on analyzing the working principle of fiber channel port state machine,a FPGA-based implementation of port state machine is proposed,thus solve the data transmission failure problems resulted from time-out,out of sync,signal loss,buffer overflow and other errors in the operation of fiber channel controller,and to enhance the self-recovery a... |
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| Keywords: | fiber channel port state machine primitive sequence credit |
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