原文地址:http://www.fpga4fun.com/PCI-Express6.html Let's try to control LEDs from the PCI Express bus. Xilinx's "Endpoint Block Plus" core allows us to work at the transaction layer level, so it's just going to take us a few lines of code.Instead of…

原文地址:http://www.fpga4fun.com/PCI-Express5.html Xilinx makes using PCI express easy - they provide a free PCI Express core (called "Endpoint Block Plus") and a wizard to configure it, all that in their free version of ISE - ISE WebPack. So let's…

原文出处:http://www.fpga4fun.com/PCI-Express4.html 感觉没什么好翻译的,都比较简单,主要讲了TLP的帧结构 In the transaction layer, we receive "packets". There is a 32-bits bus and the packets arrive on the bus (packet lengths are always multiples of 32-bits). Maybe one packe…

原文出处:http://www.fpga4fun.com/PCI-Express3.html Packetized transactions PCI express is a serial bus. Or is it? From the computer's perspective, it is a conventional bus where read and write transactions can be achieved. The trick is that all operation…

原文出处:http://www.fpga4fun.com/PCI-Express2.html Point-to-point architecture At 2.5Gbps, the PCI Express Gen1 line speed is a whopping 75 times faster than the 33MHz legacy PCI speed.How is that possible? only because PCI express is a point-to-point bu…

在FPGA4FUN上看到一篇介绍PCI-E的帖子,简单易懂,适合入门,特地搬过来 原文地址:http://www.fpga4fun.com/PCI-Express.html 前言: As PCI Express becomes common place in high-end FPGAs, let's see how easy FPGA vendors made the technology available. 由于PCI-E在高端FPGA中变得越来越常见,我们来看看FPGA厂商们是怎样让它很…

http://xillybus.com/tutorials/pci-express-tlp-pcie-primer-tutorial-guide-2 Data Link Layer Packets Aside from wrapping TLPs with its header (2 bytes) and adding a CRC at the end (LCRC actually, 4 bytes), the Data Link layer runs packets of its own fo…

http://xillybus.com/tutorials/pci-express-tlp-pcie-primer-tutorial-guide-1 Down to the TLP: How PCI express devices talk (Part I) Foreword While I was writing the Xillybus IP core for PCI express, I quickly found out that it’s very difficult to start…

来源:http://forum.ubuntu.org.cn/viewtopic.php?f=116&t=463646 1.执行如下命令 uname -a sudo lspci -knn sudo lshw -C network ifconfig ping 192.168.1.1 -c 4 tail /var/log/syslog -n 20 2.查看状态: gofox@gofox-To-be-filled-by-O-E-M:~$ uname -aLinux gofox-To-be-filled-…

How PCI Express Works | PCIe工作原理 PCI Express is a high-speed serial connection that operates more like a network than a bus. Learn how PCI Express can speed up a computer and replace the AGP and view PCI Express pictures. Peripheral Component Interco…