PCI, pci-x, pci-e differenceOne, PCI busThe PCI bus standard was developed by Pcisig in 1992 and has a history of more than 8 years. Total bandwidth =33mhzx32bit/8=133mb/s for PCI.Second, Pci-x busPci-x is based on a
Is property assessor good or edevil? C # thinks good and Java as contrast. What about JavaScript? Maybe yes, maybe no...
Mozilla spidermonkey introduce variety of solutions for getter and setter. Here is the sample:
Test-js-getset.js========================
function test1() {var obj = {prop getter: function () { return 'prop1'; }};trace(obj.prop);obj.prop getter = function () { return 'prop2'; }trace(obj.prop);obj.prop getter = getter function ()
Linux PCI/PCI-E Device configuration space Read and modify
1 Preface
PCI and PCI Express, is a high-speed bus commonly used by computers. PCI/PCI-E device drivers and operating system cores in the operating system require access
PCI bus specifies the bus transaction that accesses the configuration space, which is called the configuration read/write transaction. Unlike the storage access transactions that use the storage address for access, the idnumber is used for addressing access to the PCI configuration space.
The ID of a PCI device consists of the bus number, device number, and funct
------------- Auto Configuration --------------------
PCI provides two separate 32-bit or 64-bit address spaces corresponding to the memory and I/O port address spaces of the x86 Processor family. addresses in these address spaces are assigned by software. A third address space, called the PCI configuration space, which uses a fixed addressing scheme, allows software to determine the amount of memory and I
Directory: http://www.cnblogs.com/WuCountry/archive/2008/11/15/1333960.html[Do not provide illustrations. You are advised to download the source book from the Internet]Chapter 6. The PCI layer and network interface cards, PCI layer and network interface cardGiven the popularity of the PCI bus, on the x86 as well as other ubuntures, we will spend a few pages on it
Solve the Problem of abnormal PCI device on IBM x346
IBM x346 server, because many PCI devices on the machine have Rom space limited by kb,
The message "1801 PCI device Resource Allocation failure" is displayed at startup.
For more information about the cause and solution of this message, see the following URL:
Http://www.ibmbp.com.cn/new/read.asp? Id = 113 asub
The registration and initialization process of the pci NIC Driver is implemented. the TCP/IP protocol stack and the pci protocol stack are implemented after soft interruptions occur.0x01 reason
The purpose of this study is to follow the outline below:
The three handshakes, data transmission, and four handshakes are debugged by the server client program.
The setup environment is as follows: debug the Linux k
Interrupt mechanism of PCI busConnection between interrupt signal and interrupt ControllerConnection between interrupt signal and PCI busThe PCI bridge specification does not require the bridge to pass the interrupt request of its next PCI device. In fact, most PCI bridges a
Article title: Linux core-7. PCI device. Linux is a technology channel of the IT lab in China. Includes basic categories such as desktop applications, Linux system management, kernel research, embedded systems, and open source.
Original: David A Rusling
Translation: Banyan fifa
Chapter 6 PCI
Peripheral device interconnection (PCI) is a bus standard that connects
To understand the Linux PCI device driver, first understand that the so-called Linux PCI device driver actually includesLinux PCI device drivers and Device Drivers. I do not know whether the reader understands this sentence. I think this sentence is very important. For drivers like PCI and USB, we must understand this
Note: a good article on understanding PCI devices and PCI drivers
To understand the Linux PCI device driver, first understand that the so-called Linux PCI device driver actually includes the Linux PCI device driver and the device driver. I do not know whether the reader unde
Recently looking for the PCI interface of the N more strange rare board, incidentally found that the PCI interface there are many kinds, there are long and short, is basically dizzy. So there are so many different shapes that I've found about explaining why the cards are called PCI interfaces.
the difference between PCI
Abstract:
This paper describes the ixp425 PCI Controller structure and operation method, and then explains how to write the PCI driver for ixp425 in uboot, and finally explains how to drive the EEPRO-100 of PCI Nic.
IntroductionUboot is an open-source project under SourceForge. It is short for universal bootloader, that is, the general-purpose Startup Program. B
Brief introduction
This chapter gives a summary of a high-level bus architecture
Discussion focuses on kernel functions for accessing peripheral Component interconnect (PCI, peripheral interconnect) Peripherals
PCI bus is the best supported bus in the kernel
This chapter mainly introduces the PCI driver if it looks for its hardware an
If you are free these days, simply sort out the PCI items. For PCI, the "PCI things" of fudan_abc hero is the best. Here we will make some preparations based on some work notes and take a look at the general framework for memo.
0, Background
1. PCI driver structure
2. PCI dr
"I know bios"->pci (pic)
Lightseed
2009-5-13 1, PCI overview
Note: The whole article is discussed in the PIC (8259) in the process of the process. When the PCI devices are plugged into the motherboard (which is included in the South Bridge), it wants to communicate with other devices, or let the CPU do it like this, or the CPU let it do so ... So how do they com
Libvirt of Vfio PCI passthrough
2015-08-18
First, prepare
1. Boot Start Item
/etc/default/grub file
Add Intel_iommu=on to the Grub_cmdline_linux parameter
2. Loading modules
Modprobe Vfio
Modprobe Vfio-pci
3. Prepare a virtual machine
E.g a virtual machine vfio_test
4. BIOS Open IOMMU Groups
Navigate through each BIOS screen using the "Arrow" keys and find the "IOMMU," "I/O Memory Management Unit," or "inte
The PCI bus architecture is mainly divided into three parts:1.PCI equipment.A device that complies with the PCI bus standard is called a PCI device and can contain multiple PCI devices in the PCI bus architecture. Audio, LAN are a
The PCI-X interface is an updated version of the connected PCI Bus (peripheral components Interconnect), still using traditional bus technology, but there are more wiring pins, at the same time, all connected devices share all available bandwidths, as described above.
1 What is the PCI-X and the original PCI interface
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