blackscreen on boot with first compiled kernel

[Anil Nair]

Hi,

Here are some links that i refereed,

https://help.ubuntu.com/community/Kernel/Compile

https://wiki.ubuntu.com/Kernel/BuildYourOwnKernel

Hope that helps you.

On Fri, Apr 1, 2016 at 6:39 AM, Anil Nair <anilcoll90 at gmail.com> wrote:
> Hi Hrushit,
>
>> I am trying linux kernel hacking for the very first time and following the
>> FirstKernelPatch tutorial.
>>
>>
>> On compiling, installing and rebooting from the kernel I get a blackscreen
>> and I do not get my Ubuntu login screen or any display. I can get to a
>>
>> bash prompt with ctrl+alt+F1.
>>
>
> Since you are using ubuntu I recommend distro specific kernel
> compilation steps because following the manual steps sometimes does
> not work. Though i recommend you learn them. :).
>
> Next time also try to mention the Ubuntu version you are using.
>
>>
>> The linux kernel of my repo is 4.5.0-rc+. I copied the existing .config file
>> from /boot to my source tree and ran 1. make olddefconfig, 2. make 3. make
>> modules_install install.
>>
>
> Try the below steps let me know if it works for you,
>
> 1. Copy old configuration cp /boot/config-`'uname -r ` ./.config (Use
> old configuration to built the kernel)
> 2. Clean Working Directory "make-kpkg clean".
> 3. Compile the Kernel
>
> "export CONCURRENCY_LEVEL=3" ( For parallel builds, faster compilation).
>
> "fakeroot make-kpkg –-initrd –-append-to-version=-some-string-here
> kernel-image kernel-headers"
> (In append-to-version please mention the name you would like to give
> your custom kernel)
>
> 4. Install the kernel "sudo dpkg -i linux-header.deb"
>                             "sudo dpkg -i linux-image.deb"
>
> 5. Restart the kernel.
>
> Finally compile the kernel in home directory don't use sudo except for
> installing the kernel.



-- 
--
Regards,
Anil Nair