IP address space of the PCI device
There are three address spaces on the PCI device:Pci I/O space, PCI storage space, and PCI configuration space. The CPU can access all the address spaces on the PCI
How to obtain the pci id of a device in Linux
Sometimes, you need to use the pci ID of the device during development. For example, to bind a network card with dpdk, you need to use the pci ID of the network card. The following methods can be used to obtain the
Sometimes, the development needs to use the device's PCI ID, such as the use of DPDK to bind a network card, need to use the PCI ID card. Here are some ways to get the PCI ID.1. Use the LSPCI command.Such as02:00.0 USB Controller:intel Corporation 82371ab/eb/mb PIIX4 usb02:01.0 Ethernet Controller:intel Corporation 82545EM Gi Gabit Ethernet Controller (Copper) (r
One, interface
Char *pci_lookup_name (struct pci_access *a, char *buf, intsize, int flags, ...) Pci_abi;
(/usr/include/pci/pci.h)
Second, describe
The VendorID of PCI devices (obtained from vendor files) can be read below the/sys/bus/pci/devices/
1 at the beginning of the time using LSPCI to obtain vendor and device
Linux Display PCI Device[emailprotected]:~$ lspci-tv-[0000:00]-+-00.0 Advanced Micro Devices, Inc. [AMD] Family 15h (Models 10h-1fh) proce Ssor Root Complex +-01.0 Advanced Micro Devices, Inc. [Amd/ati] Richland [Radeon HD 8650G] +-01.1 Ad vanced Micro Devices, Inc. [Amd/ati] Trinity HDMI Audio Controller +-02.0-[01]----00.0 Advanced Micro Devices, Inc. [Amd/ati] Sun PRO [Radeon HD 8570a/8570m] +-04.0-[02]-
Problem
HP laptop-pci standard isa bridge driver yellow exclamation point under Device Manager
Solution
Symptom description: An unknown device with a question mark cannot drive the device in the Device Manager.
Double-click an unknown d
Knowledge Point Analysis:
Lenovo g50-45 Modified Windows 7 64 system. After installing the official website driver, the Device Manager appears that the PCI encryption/decryption controller cannot install the driver.
Operation Steps:
1, scanning can not find new drivers.
2, inquires the ven_1022dev_1537, for the AMD manufacturer drive.
3, extract the official website AMD Motherboard D
One, Lenovo desktop computer installation:
The Device Manager's PCI Simple communication controller is AMT driven, Intel AMT is all called Intel Active Management Technology (Intel Active Management Technology), and the embedded operating system of AMT technology is integrated in the hardware (like the BIOS), Its function is realized by the Me (Management engine) on the motherboard (the Me physical
First, download the installation of the computer in the "Haina download", the software is less than 1M, support XP, Win7 system, interested friends, can search the internet to download;
Second, the installation of the Haina after the download, we can enter the road passenger Baba Network document network, to find some
QQ Browser 2015 How to open the download? Many users will be in the browser directly download the required information, but in the use of QQ Browser 2015 download software, when the software download success, the download box directly closed, resulting in the
Php curl allows you to remotely download files to a local device.
Php curl allows you to remotely download an object to a local device. The result returned by this function includes the download duration, saved file name, and download
Python creates a CSDN point-Free Download device and pythoncsdn
Download CSDN without points, you know.1. Enter the resource address such as: http://download.csdn.net/download/gengqkun/41278082. Enter the verification code3. Click Download. the browser will pop up for downlo
PHP allows you to download remote images and save them to a local device,
When using PHP for simple crawling, we often encounter the need to download remote images, so the following is a simple implementation of this need.
1. Use curl
For example, we have the following two images:
$images = [ 'https://dn-laravist.qbox.me/2015-09-22_00-17-06j.png', 'https://dn-l
PHP allows you to remotely download files to a local device ,. PHP allows you to remotely download files to a local machine. the code is simple and not nonsense. you can directly download the files in phpechohttpcopy(www.baidu.comimgbaidu_sylogo1.gif) and functionhttpcopy ($ url, PHP implements remote file
there are no pictures displayed, open the URL to see, it is not true.
So, Baidu has some pictures it caches to its own machine, so you can still see, but the actual connection has failedOK, now the automatic download problem solved, then search for pictures according to keywords? Just change the URL, I'll write the code down here. word = raw_input("Input key word: ") ‘http://image.baidu.com/search/flip?tn=baiduimageie=utf-8word=‘+word+‘ct
recent version KitKat or Oracle Java 6来 compiled, so you need to download the installation OpenJDK 7Java 7:for The latest version of Android$ sudo apt-get update$ sudo apt-get install openjdk-7-jdkOptionally, update the default Java version by running:$ sudo update-alternatives --config java$ sudo update-alternatives --config javacCompile: I used the armv7-a-neon default compiler:Printconfig============================================Platform_version
source code needs OPENJDK to compile. The recent version number KitKat or Oracle Java 6来 compiled, so you need to download the installation OpenJDK 7Java 7:for The latest version of Android$ sudo apt-get update$ sudo apt-get install openjdk-7-jdkOptionally, update the default Java version by running:$ sudo update-alternatives --config java$ sudo update-alternatives --config javacCompile: I used the Armv7-a-neon default compilation inside:Printconfig=
This article mainly introduces how to obtain the image address in the CSS file and download it to a local place in php, which can capture and download the image from the css file on the website to a local place, it is a very practical technique. if you need it, you can refer to the following example to describe how php obtains the image address in the CSS file and downloads it to a local place. Share it wit
This article mainly introduces how to obtain the image address in the CSS file and download it to a local place in php, which can capture and download the image from the css file on the website to a local place, it is a very practical technique. if you need it, you can refer to the following example to describe how php obtains the image address in the CSS file and downloads it to a local place. Share it wit
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