Tagged Questions

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vote
1answer
30 views

compressed and uncompressed kernel on an embedded device

I have been using several different embedded boards that store kernel, init files, filesystem, etc. on partitions of a (micro)SD card. I notice in the example usage or instructions that compressed ...
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3answers
53 views

What considerations need to be made when choosing the version of kernel for an embedded device?

I have used buildroot to successfully create a kernel, root file system and cross-compilers to enable me to write application code to run on an embedded device. Currently I have no need to write ...
1
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1answer
84 views

How can I disable IPv6 in custom built embedded setup

I have an embedded system built using buildroot. I have had a number of network issues, one of which is that my machine cannot see its gateway despite it being on the same subnet. I have tried using ...
2
votes
1answer
121 views

Chain loading kernel without a boot loader

I am working on an embedded project that will do in-place upgrades. There may come a time when an upgrade will need to reinstall everything. Since this is a pretty risky thing, I would like to have ...
2
votes
0answers
228 views

Error cross compiling linux kernel using buildroot

I am trying to build a kernel bt in cross compiling the kernel when I ran following command make CROSS_COMPILE=i686-linux- ARCH=x86 I got the following error: UCLIB_EXTRA_CFLAGS="" \ ...
1
vote
2answers
311 views

NAND flash memory wear & virtual memory page swap

For a linux kernel with virtual memory and disk storage, pages are swapped back and forth into swap area. But embedded systems generally use NAND flash instead of disk. A NAND flash has a limited ...