{"id":6637,"date":"2024-01-07T11:17:47","date_gmt":"2024-01-07T18:17:47","guid":{"rendered":"https:\/\/ioflood.com\/blog\/?p=6637"},"modified":"2024-01-07T11:18:58","modified_gmt":"2024-01-07T18:18:58","slug":"install-lspci-command-linux","status":"publish","type":"post","link":"https:\/\/ioflood.com\/blog\/install-lspci-command-linux\/","title":{"rendered":"Install Methods for ‘lspci’ Command | Linux User’s Guide"},"content":{"rendered":"
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Are you struggling to understand your PCI buses and devices in Linux? You’re not alone. Many Linux users, especially beginners, find it challenging. But don’t worry, the ‘lspci’ command is here to help. Installing ‘lspci’ will make it easy to inspect your PCI buses and devices directly from the Linux command line. It’s available on most package management systems, making the installation process straightforward once you know the steps.<\/p>\n

In this guide, we will walk you through the process of installing and using the ‘lspci’ command in Linux.<\/strong> We will cover methods for both APT and YUM-based distributions, delve into compiling ‘lspci’ from source, and installing a specific version. Finally, we will guide you on how to use the ‘lspci’ command and ensure it’s installed correctly.<\/p>\n

So, let’s dive in and start installing ‘lspci’ on your Linux system!<\/p>\n

TL;DR: How Do I Install and Use the ‘lspci’ Command in Linux?<\/h2>\n

\n In most Linux distributions, the 'lspci'<\/code>command comes pre-installed, you can verify this with, lspci -v<\/code>. If it is not installed, you can add it via the pciutils package and the command, sudo [yum\/apt-get] install pciutils<\/code>. To use it, simply type lspci<\/code> in your terminal.\n<\/p><\/blockquote>\n

For more detailed information, use the -v<\/code> flag, like so:<\/p>\n

lspci -v\n<\/code><\/pre>\n
This command will display verbose information about your PCI devices. But there’s much more to learn about the ‘lspci’ command. Continue reading for a more detailed guide on how to use ‘lspci’ and its various options.<\/p>\n
Understanding and Installing the ‘lspci’ Command<\/h2>\n
The ‘lspci’ command is a utility in Linux that displays detailed information about all PCI buses and devices in your system. It’s a handy tool for system administrators and users who want to understand their system’s hardware configuration.<\/p>\n
Installing ‘lspci’ with APT<\/h3>\n
If you’re using a Debian-based distribution like Ubuntu, you can install ‘lspci’ using the Advanced Package Tool (APT). First, update your package lists for upgrades and new package installations. Run the following command:<\/p>\n
sudo apt-get update\n<\/code><\/pre>\n
After updating, install the ‘pciutils’ package, which includes the ‘lspci’ command:<\/p>\n
sudo apt-get install pciutils\n<\/code><\/pre>\n
Installing ‘lspci’ with YUM<\/h3>\n
For Red Hat-based distributions like CentOS or Fedora, use the Yellowdog Updater, Modified (YUM). As with APT, first update your system with:<\/p>\n
sudo yum update\n<\/code><\/pre>\n
Then, install the ‘pciutils’ package:<\/p>\n
sudo yum install pciutils\n<\/code><\/pre>\n
Installing ‘lspci’ with Zypper<\/h3>\n
If you’re using an openSUSE distribution, you can use the Zypper package manager to install ‘lspci’. Update your system with the following command:<\/p>\n
sudo zypper refresh\n<\/code><\/pre>\n
Then, install the ‘pciutils’ package:<\/p>\n
sudo zypper install pciutils\n<\/code><\/pre>\n
In most cases, the ‘lspci’ command comes pre-installed with the Linux distribution. If you’re not sure whether ‘lspci’ is installed, you can verify it by typing lspci<\/code> in your terminal. If it’s installed, you’ll see a list of all PCI devices on your system.<\/p>\n
Installing ‘lspci’ from Source Code<\/h2>\n
For Linux users who prefer to compile their software from source code, ‘lspci’ can be installed from its source. This method offers more control over the installation process and is often used when a pre-compiled binary is not available for a specific Linux distribution.<\/p>\n
Here’s how to install ‘lspci’ from source:<\/p>\n
First, download the latest source code from the official website. For this example, we’ll use wget to download the tarball:<\/p>\n
wget http:\/\/ftp.us.debian.org\/debian\/pool\/main\/p\/pciutils\/pciutils_3.7.0.orig.tar.xz\n<\/code><\/pre>\n
Next, extract the tarball file:<\/p>\n
tar -xf pciutils_3.7.0.orig.tar.xz\n<\/code><\/pre>\n
Navigate to the extracted directory:<\/p>\n
cd pciutils-3.7.0\n<\/code><\/pre>\n
Finally, compile and install the software:<\/p>\n
make\nsudo make install\n<\/code><\/pre>\n
Installing Different Versions of ‘lspci’<\/h2>\n
Different versions of ‘lspci’ may have different features or bug fixes. It’s important to install the version that best fits your needs.<\/p>\n
Installing Specific Versions from Source<\/h3>\n
To install a specific version from source, you’ll need to download the corresponding tarball from the official website. Replace ‘3.7.0’ in the wget command with the version number you want to install.<\/p>\n
Installing Specific Versions with Package Managers<\/h3>\n
APT<\/h4>\n
On Debian-based systems, you can install a specific version of a package using the following syntax:<\/p>\n
sudo apt-get install pciutils=version\n<\/code><\/pre>\n
Replace ‘version’ with the version number you want to install.<\/p>\n
YUM<\/h4>\n
On Red Hat-based systems, you can use the following syntax:<\/p>\n
sudo yum install pciutils-version\n<\/code><\/pre>\n
Replace ‘version’ with the version number you want to install.<\/p>\n
Version Comparison<\/h3>\n
Different versions of ‘lspci’ have different features. Here’s a comparison of some key features in recent versions:<\/p>\n\n\n\n\n\n\n\n
Version<\/th>\nKey Changes<\/th>\n<\/tr>\n<\/thead>\n
3.7.0<\/td>\nAdded support for new devices<\/td>\n<\/tr>\n
3.6.4<\/td>\nFixed bugs in device display<\/td>\n<\/tr>\n
3.6.2<\/td>\nImproved performance<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
Using ‘lspci’ and Verifying Installation<\/h2>\n
Basic Usage of ‘lspci’<\/h3>\n
Once ‘lspci’ is installed, you can use it to display information about your PCI buses and devices. Here’s an example:<\/p>\n
lspci -nn\n<\/code><\/pre>\n
This command displays the names and IDs of all PCI devices.<\/p>\n
Verifying ‘lspci’ Installation<\/h3>\n
To verify that ‘lspci’ has been installed correctly, you can use the ‘-v’ flag to display the version number:<\/p>\n
lspci -v\n<\/code><\/pre>\n
If ‘lspci’ is installed correctly, this command will display the version number and other information about ‘lspci’.<\/p>\n
Alternative Methods for Inspecting PCI Buses in Linux<\/h2>\n
While ‘lspci’ is a powerful tool for inspecting PCI buses and devices, there are other methods you can use to achieve similar results. One such command is the ‘lsusb’ command, which is used for inspecting USB buses and devices.<\/p>\n
Using ‘lsusb’ for USB Buses<\/h3>\n
The ‘lsusb’ command lists all USB devices connected to your system. It’s similar to ‘lspci’, but it’s specifically designed for USB buses and devices. Here’s an example of how to use ‘lsusb’:<\/p>\n
lsusb\n<\/code><\/pre>\n
This command will display a list of all USB devices connected to your system. Each line represents a USB device and includes information such as the bus number, device number, vendor ID, product ID, and device class.<\/p>\n
Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub\nBus 001 Device 003: ID 8087:0a2b Intel Corp. \nBus 001 Device 002: ID 046d:c534 Logitech, Inc. Unifying Receiver\nBus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub\n<\/code><\/pre>\n
In this output, ‘Bus 002 Device 001’ is the bus number and device number. ‘ID 1d6b:0003’ is the vendor ID and product ID. ‘Linux Foundation 3.0 root hub’ is the device class.<\/p>\n
Advantages and Disadvantages of ‘lsusb’<\/h3>\n
‘lsusb’ is a great tool for inspecting USB devices, but it has its limitations. Here are some advantages and disadvantages of ‘lsusb’:<\/p>\n