Re: [gentoo-user] Re: Kernel did not finding root partition

[Raphael MD <raphaxx@gmail.com>]

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On May 29, 2017 14:51, "Kai Krakow" <hurikhan77@gmail.com> wrote:
>
> Am Mon, 29 May 2017 08:09:02 -0300
> schrieb Raphael MD <raphaxx@gmail.com>:
>
> > I'm trying to install Gentoo in my notebook, but kernel, during the
> > boot, do not find the root partition.
> >
> > I'm using UEFI boot, I've tried Genkernel, I've checked XFS's support
> > in kernel's menuconfig and re-cheked GRUB config files, but is a
> > pain, do not work.
> >
> > I've installed Funtoo with Debian Kernel first, but Funtoo KDE's
> > ebuild was pointing to a invalid URL and I've switched to Gentoo and
> > now I'm suffering this problem to boot.
> >
> > Have anyone some information, about this Kernel's boot didn't finding
> > root partition? Is better configure kernel without Genkernel? I need
> > to pass some commands to Kernel via GRUB?
> >
> > PS.: Appear to be very simple configure UEFI, because I'm using
> > Refind and it was working with Funtoo, and I realized this problem is
> > with gentoo kernel's config, but I do not know where I need to config.
> >
> > Any suggestions?
>
> For UEFI boot the best way is to install the kernel to the ESP,
> especially if it is directly loaded by EFI. Which exact message do you
> see? It is not clear if the kernel already booted and just cannot find
> the rootfs, or if even the kernel cannot load.
>
> I don't know reFind, but some EFI loaders like gummiboot / systemd-boot
> expect the kernel to have an EFI stub because the kernel is
> chain-loaded through EFI...
>
> So we need to know a few things:
>
> 1. partition layout
> 2. kernel cmdline
> 3. boot-loader config
> 4. exact error message on screen
>
>
> --
> Regards,
> Kai
>
> Replies to list-only preferred.
>
>

1. partition layout
/dev/sda1 vfat boot
/dev/sda3 xfs   root
/dev/sda2 swap

> 2. kernel cmdline
None

> 3. boot-loader config
Grub, without any different config.

> 4. exact error message on screen
Kernel boot up, start to load drivers and stop asking for root partition.

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