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From: Francisco Ares <frares@gmail.com>
Date: Tue, 27 Aug 2013 08:33:05 -0300
Message-ID: <CAHH9eM7FPb82ROuJ4SvUfsafZhbJfezD1bN2HzaLo_uG2RJKwQ@mail.gmail.com>
Subject: Re: [gentoo-user] grub2 or kernel config - unable to properly boot
To: gentoo-user <gentoo-user@lists.gentoo.org>
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2013/8/27 Francisco Ares <frares@gmail.com>
>
> 2013/8/27 Francisco Ares <frares@gmail.com>
>
>>
>> 2013/8/27 Michael Hampicke <mh@hadt.biz>
>>
>>> Am 26.08.2013 20:11, schrieb Francisco Ares:
>>> > Hi, Michael, thanks for you reply.
>>> >
>>> > Please forgive me for not having mentioned grub2-mkconfig and
>>> > grub2-install. The mentioned grub.cfg was a sample from a working
>>> system,
>>> > with legacy grub:0, from which I have recovered parts of the kernel
>>> command
>>> > line parameters.
>>> >
>>> > After "genkernel" finished to build the kernel, I've issued:
>>> >
>>> > grub2-mkconfig -o /boot/grub2/grub.cfg
>>> > grub2-install /dev/sda
>>> >
>>> > Sorry for this.
>>> > Francisco
>>> On a failed boot, can you reach the rescue system from the initramfs?
>>> (The message is something like "enter password for rescue or ctrl+d) If
>>> so, are you able mount your actual root partiton (sda5) manually?
>>>
>>>
>> No, unfortunately. But I am able to use the grub console prior to boot.
>>
>> By doing so, I have listed the command about to be used to boot the first
>> entry in the grub menu, it installs some modules. In regard of file
>> systems, it only loads a ext2 module, and the root partition is ext4
>> formated.
>>
>> Although this kernel has ext2, ext3 and ext4 built in (not modules), can
>> this be a cue? Right now I am preparing to format the root partition as
>> ext2, just to check this out.
>>
>> Thanks again
>> Francisco
>>
>>
> It didn't work, so I suppose the embedded ext2, ext3 and ext4 in the
> kernel is not the issue, and might be working. Going to explore the grub
> console now.
>
> Thanks
> Francisco
>
In the grub console, prior to boot, I was able to mount any partition using
commands like:
root=(hd0,msdos5)
and then listing the directory tree structure with " ls / " gave the
expected results.
Francisco
--e89a8f6436d2e4d28b04e4ec3e3e
Content-Type: text/html; charset=UTF-8
Content-Transfer-Encoding: quoted-printable
<div dir=3D"ltr"><div class=3D"gmail_extra"><br><div class=3D"gmail_quote">=
2013/8/27 Francisco Ares <span dir=3D"ltr"><<a href=3D"mailto:frares@gma=
il.com" target=3D"_blank">frares@gmail.com</a>></span><br><blockquote cl=
ass=3D"gmail_quote" style=3D"margin:0 0 0 .8ex;border-left:1px #ccc solid;p=
adding-left:1ex">
<div dir=3D"ltr"><div><div class=3D"h5"><div class=3D"gmail_extra"><br><div=
class=3D"gmail_quote">2013/8/27 Francisco Ares <span dir=3D"ltr"><<a hr=
ef=3D"mailto:frares@gmail.com" target=3D"_blank">frares@gmail.com</a>></=
span><br>
<blockquote class=3D"gmail_quote" style=3D"margin:0 0 0 .8ex;border-left:1p=
x #ccc solid;padding-left:1ex">
<div dir=3D"ltr"><div><div><div class=3D"gmail_extra"><br><div class=3D"gma=
il_quote">2013/8/27 Michael Hampicke <span dir=3D"ltr"><<a href=3D"mailt=
o:mh@hadt.biz" target=3D"_blank">mh@hadt.biz</a>></span><br><blockquote =
class=3D"gmail_quote" style=3D"margin:0 0 0 .8ex;border-left:1px #ccc solid=
;padding-left:1ex">
Am <a href=3D"tel:26.08.2013%2020" value=3D"+12608201320" target=3D"_blank"=
>26.08.2013 20</a>:11, schrieb Francisco Ares:<br>
<div>> Hi, Michael, thanks for you reply.<br>
><br>
> Please forgive me for not having mentioned grub2-mkconfig and<br>
> grub2-install. The mentioned grub.cfg was a sample from a working syst=
em,<br>
> with legacy grub:0, from which I have recovered parts of the kernel co=
mmand<br>
> line parameters.<br>
><br>
> After "genkernel" finished to build the kernel, I've iss=
ued:<br>
><br>
> grub2-mkconfig -o /boot/grub2/grub.cfg<br>
> grub2-install /dev/sda<br>
><br>
> Sorry for this.<br>
> Francisco<br>
</div>On a failed boot, can you reach the rescue system from the initramfs?=
<br>
(The message is something like "enter password for rescue or ctrl+d) I=
f<br>
so, are you able mount your actual root partiton (sda5) manually?<br>
<br>
</blockquote></div><br></div></div></div><div class=3D"gmail_extra">No, unf=
ortunately. But I am able to use the grub console prior to boot.<br><br></d=
iv><div class=3D"gmail_extra">By doing so, I have listed the command about =
to be used to boot the first entry in the grub menu, it installs some modul=
es. In regard of file systems, it only loads a ext2 module, and the root pa=
rtition is ext4 formated.<br>
<br></div><div class=3D"gmail_extra">Although this kernel has ext2, ext3 an=
d ext4 built in (not modules), can this be a cue?=C2=A0 Right now I am prep=
aring to format the root partition as ext2, just to check this out.<br><br>=
</div>
<div class=3D"gmail_extra">Thanks again<span><font color=3D"#888888"><br></=
font></span></div><span><font color=3D"#888888"><div class=3D"gmail_extra">=
Francisco<br><br></div></font></span></div>
</blockquote></div><br></div></div></div><div class=3D"gmail_extra">It didn=
't work, so I suppose the embedded ext2, ext3 and ext4 in the kernel is=
not the issue, and might be working.=C2=A0 Going to explore the grub conso=
le now.<br>
<br>
</div><div class=3D"gmail_extra">Thanks<span class=3D"HOEnZb"><font color=
=3D"#888888"><br></font></span></div><span class=3D"HOEnZb"><font color=3D"=
#888888"><div class=3D"gmail_extra">Francisco<br></div></font></span></div>
</blockquote></div><br><br></div><div class=3D"gmail_extra">In the grub con=
sole, prior to boot, I was able to mount any partition using commands like:=
<br><br></div><div class=3D"gmail_extra">root=3D(hd0,msdos5)<br><br></div><=
div class=3D"gmail_extra">
and then listing the directory tree structure with " ls / " gave =
the expected results.<br><br></div><div class=3D"gmail_extra">Francisco<br>=
<br></div></div>
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