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Re: Query about GRUB comand line functionality
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From: |
Andrei Borzenkov |
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Subject: |
Re: Query about GRUB comand line functionality |
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Date: |
Mon, 9 Mar 2015 12:42:53 +0300 |
On Mon, Mar 9, 2015 at 12:17 PM, Bret Busby <address@hidden> wrote:
> On 09/03/2015, Andrei Borzenkov <address@hidden> wrote:
>> В Mon, 9 Mar 2015 16:38:58 +0800
>> Bret Busby <address@hidden> пишет:
>>
>>> On 09/03/2015, Andrei Borzenkov <address@hidden> wrote:
>>> > В Mon, 9 Mar 2015 15:11:22 +0800
>>> > Bret Busby <address@hidden> пишет:
>>> >
>>> >>
>>> >> Now, the question becomes, given that the now disabled/overridden GRUB
>>> >> bootloader has apparently been located in the Ubuntu installation in
>>> >> (apparently) partition 12 of the HDD, how do I disable the BSD
>>> >> bootloader and re-enable the GRUB bootloader that is apparently in
>>> >> partition 12 on the HDD?
>>> >>
>>> >
>>> > Well, the very first question is - are you using EFI or legacy BIOS for
>>> > boot?
>>> >
>>>
>>> EFI
>>>
>>>
>>
>> Then boot any live/rescue Linux CD/USB and post output of "efibootmgr
>> -v".
>>
>
> Debian 7.6.0 amd64 LXDE LiveCD
>
> ~$ efibootmgr -v
> bash: efibootmgr: command not found
>
> address@hidden:/home/user# efibootmgr -v
> bash: efibootmgr: command not found
>
Did you use the same media to install it? It is near to impossible to
setup EFI booting without efibootmgr.
You could try http://www.sysresccd.org/SystemRescueCd_Homepage but I
suspect you actually installed Linux in legacy BIOS mode.