[arch-general] Installing Archlinux alongside Ubuntu on a Windows 8 UEFI laptop

[Daniel Micay]

On 01/05/14 06:02 PM, Alan E. Davis wrote:
> This looks interesting, and I am tempted to walk into the deep water.  It
> raises some questions.
> 
> Will gummiboot or refind also find the Ubuntu partition?

You should use the ESP (EFI system partition) to store all of the
kernels. The loader (gummiboot) will find the Windows loader along with
any kernels on that partition. You really aren't going to want separate
boot partitions.

> The original partition structure of the machine there were four or five
> partitions, and another one popped up in the higher end of the disk.   I
> stumbled into the install, with the Ubuntu installer, and ended up with
> four linux partitions in addition to the Windoze partitions.  At some point
> I used gparted to resize, and this might have been the step that botched
> the structure.  But in any event, I have three Linux partitions of 50G
> each, and a swap partition.  Ubuntu is sitting in one of those partitions.
> 
> I have no idea what is an EFI partition.  I have seen instructions,
> presumably for those who are wiping the Windows and starting from scratch,
> to make an EFI partition.
> 
> I finally realized why there are so many partitions, and learned to use
> gdisk when walking through the Archlinux install.
> 
> Here is a some information from the gdisk listing:
> 
>    Nbr   Size         Code   Name
>   -----+------------+------+-------------------------
>      1   1000.0 MiB   2700
>      2   260.0 MiB    EF00     EFI system partition
>      3   128.0 MiB    0C01    Microsoft reserved part
>      4   49.6 GiB     0700      Basic data partition
>      5   9.7 GiB      2700        Lenovo (?recovery?)
>      6   10.0 GiB     8200       Linux SWAP
>      7   49.4 GiB     8300       Archlinux /
>      8   58.8 GiB     8300       /home
>      9   1024.0 KiB   EF02     "bios_grub" (Ubuntu?)
>     10   59.8 GiB     8300       UBUNTU /

It's the one marked EFI system partition (ESP).

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