[yocto] FW: YP Linux Kernel Development Manual

[Darren Hart]

On 01/21/2013 06:05 PM, Rifenbark, Scott M wrote:
> Hi,
> 
> I am reposting this to the discussion list and copying Darren Hart.
> 
> Scott
> 
> From: Eddy Lai GMail [mailto:eddy.lai.tw at gmail.com]
> Sent: Monday, January 21, 2013 3:36 PM
> To: Rifenbark, Scott M
> Subject: Re: [yocto] YP Linux Kernel Development Manual
> 
> hi
> 
> hi, I follow the kernel development manual "2.5. Incorporating Out-of-Tree Modules",
> copy the "hello-mod_0.1.bb" and "files" folder into my taget layer "meta-intel/meta-jasperforest/recipe-kernel", then add "MACHINE_EXTRA_ RDEPENDS += "kernel-module-hello" in the conf/local.conf
> after build and boot, there's no "hello.ko" found in the binary image
> also there's no hello.ko in the "tmp/work/..." folder

>From the description below that would be because you have to place the
entire hello-mod directory into
meta-intel/meta-jasperforest/recipes-kernel in order for the stock
layer.conf BBFILES variables to include in the bitbake search path.

If you do indeed have have a space in "MACHINE_EXTRA_ RDEPENDS" as in
your message below, that will also lead to failure.

Thanks,

--
Darren

> 
> Eddy
> 
> All,
> 
> 
> 
> There is a new YP manual under development.  It is a development manual for Linux kernels in the YP.  Darren Hart is the original author of the manual as you probably know.  It is still being worked on but it is in HTML form and now part of the yocto-docs/master branch.  It is published at http://www.yoctoproject.org/docs/1.4/kernel-dev/kernel-dev.html.  Feel free to access it and comment.
> 
> 
> 
> Thanks,
> 
> Scott
> 
> 
> 
> Scott Rifenbark
> 
> Intel Corporation
> 
> Yocto Project Documentation
> 
> 503.712.2702
> 
> 503.341.0418 (cell)
> 
> 
> 
> 
> 
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-- 
Darren Hart
Intel Open Source Technology Center
Yocto Project - Linux Kernel