Re: Dual Boot GuixSd along side other preexisting distros

[Julien Lepiller <julien@lepiller.eu>]

Le 2018-10-31 15:18, Joshua Branson a écrit :
> Tomáš Čech <sleep_walker@gnu.org> writes:
> 
>> Hi,
>> 
>> On Tue, Oct 30, 2018 at 10:55:50PM +0530, Nalin Ranjan wrote:
>>>    Hi Guys,
>>>   Can you guys please help me with a bit of understanding?
>>> 
>>>   I have a ThinkPad T410 on which I am trying to do this. Currently I 
>>> have a
>>>   dual boot configuration running Ubuntu and Windows 7. Could that 
>>> grub
>>>   install failure because of my /boot not being empty and formatted 
>>> afresh
>>>   for GuixSD? If so, can anyone of you please help me in figuring out 
>>> how to
>>>   install GuixSD alongside those existing ones(other distros plus 
>>> special
>>>   Mr. Windows)? Do I need to reformat my /boot to make it fresh so 
>>> that Grub
>>>   install from GuixSD installation could succeed(not sure if this is 
>>> the
>>>   reason for failure).  if a reformatting is imminent, what will you 
>>> suggest
>>>   to do on case I just need to recover my old stuff?
>> 
>> I can share my solution. I am running dual boot with openSUSE and
>> GuixSD. GRUB is managed by openSUSE and it sourcing GuixSD
>> configuration from /boot on GuixSD partition. That brings Guix menu
>> entries to the GRUB.
>> 
>> In my system configuration I have this hack I found somewhere:
>> 
>> (bootloader
>>  (bootloader-configuration
>>   (bootloader
>>    (bootloader
>>     (inherit grub-bootloader) (installer #~(const #t))))))
>> 
>> so it doesn't install bootloader at all.
>> 
>> My usecase is a bit special because I am using LUKS and unlock it on
>> bootloader level.
>> 
>> If you want your bootloader to be managed by GuixSD, just follow
>> corresponding part of Guix manual:
>> 
>>  
>> https://www.gnu.org/software/guix/manual/en/html_node/Bootloader-Configuration.html
> 
> I had a dual boot set up for a while, but I let guixSD take care of the
> grub generation.  With guix you can configure the bootloader to boot 
> two
> different OSs.

I don't think we can boot non-linux systems. If I'm wrong, I'd be very 
happy to know how.
Right now, I have to use the grub command-line and run "chainloader +1" 
to get in my
haiku system :/

> 
>> 
>> 
>> Best regards,
>> 
>> S_W