September 2016
Intermediate to advanced
989 pages
24h 10m
English
Content preview from Embedded Linux for DevelopersBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Mounting the root filesystem using NFS
If your device has a network interface, it is best to mount the root filesystem over the network during development. It gives you access to almost unlimited storage so you can add in debug tools and executables with large symbol tables. As an added bonus, updates made to the root filesystem hosted on the development machine are made available on the target immediately. You also have a copy of log files.
For this to work, your kernel has to be configured with CONFIG_ROOT_NFS. Then, you can configure Linux to do the mount at boot time by adding the following to the kernel command line:
root=/dev/nfs
Give the details of the NFS export as follows:
nfsroot=<host-ip>:<root-dir>
Configure the network interface that ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.