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To:Arch Linux Release Engineering From:Keshav P R Subject:Re: [arch-releng] aif profile for EFI/GPT with grub2, dm_crypt+lvm2 on SSD, archiso EFI? Date:Fri, 6 Apr 2012 21:14:20 +0530
 

On Fri, Apr 6, 2012 at 19:34, Gerardo Exequiel Pozzi
<vmlinuz386@yahoo.com.ar> wrote:
> On 04/06/2012 06:42 AM, Dieter Plaetinck wrote:
>>
>> based on a script somebody made
>> https://bbs.archlinux.org/viewtopic.php?id=129885
>> I wrote a profile for aif -p automatic:
>> http://pastie.org/3737804
>> For creating the filesystems, i leverage the aif functionality (it
>> supports everything needed).
>> For partitioning and installing the bootloader I use 2 custom functions as
>> aif currently does not support gpt/efi/grub2
>
> Nice :)
>
> Do you need grub2 installed on live-enviroment? In such case we need to
> replace grub with grub2.
>

I suggest doing this.

>>
>> The install seems to run fine, but since archiso currently boots through
>> bios, i cannot make the efi entries with efibootmgr (no efi vars after
>> loading efivars module).
>
> Do you want to include this tool (efibootmgr) in live-enviroment?
>

Better.

>> I saw the recent patches for archiso EFI support, what's the current
>> status of that?
>
> STATUS: Working (1) / Waiting for feedback (2) / Waiting for Linux-3.3 hits
> [core] (3)
>
> (1) Its works: there is no boot manager, just an efi-shell that executes an
> startup.nsh for passing boot parameters to the kernel. Using this method, at
> least until EFI_STUB supports linux.conf in mainline, anyway doing in this
> way is better because you can "edit" boot parameters.

I suggest keeping the shell, as it will give access to a shell in
those systems where the UEFI does not provide any option for launching
the shell or other efi apps.

> (2) Such patch increments in 20 MiB each of: netinstall-x86_64, core-x86_64,
> netinstall-dual and core-dual. The question is: all these ISOs should be
> EFI-enabled for "El Torito"?

That was my initial comment too. Size increment and file duplication.

> (3) Can be pushed now, will boot for EFI, but vmlinuz from [core] is not an
> EFI apps, you will get an EFI-shell.
>
>> Is there a method to create a usb stick similar as described here
>>
>> https://wiki.archlinux.org/index.php/USB_Installation_Media#Without_overwriting_the_USB_drive
>> that is: an EFI-booting usb stick with archiso, which you can easily mount
>> to put custom files on?
>
> Sure, skip the steps of installing syslinux-mbr, extlinux and marking
> partition active, since they are not needed for EFI.
>
> Just unpack <ISO>/EFI/archiso/efiboot.img on <USB-KEY>/EFI and enjoy.
>

https://bbs.archlinux.org/viewtopic.php?pid=1083439#p1083439

>
>>
>> If only I can figure out how to make the system boot, I think I'm pretty
>> close :)
>>
>> Dieter
>>
>
>
> --
> Gerardo Exequiel Pozzi
> \cos^2\alpha + \sin^2\alpha = 1
>