Following up to the in person conversation at DebConf 26

https://salsa.debian.org/installer-team/debian-installer/-/merge_requests/7

as stated verbally, I have no idea if ,my attempt is close to propper
I am willing to riggorsly test whatever is proposed.



On Tue, Mar 10, 2026 at 9:47 PM Carl Karsten <[email protected]> wrote:

>
>
> On Tue, Mar 10, 2026 at 6:45 PM Steve McIntyre <[email protected]> wrote:
>
>> On Tue, Mar 10, 2026 at 01:23:28PM -0500, Carl Karsten wrote:
>> >my guess is I needed:
>> >\EFI\boot\bootx64.efi
>> >qemu... no change
>> >
>> >just to be sure, I put it everwhere:
>> >
>> >$ find /tmp/mk_hd_grub/img -iname *.efi
>> >/tmp/mk_hd_grub/img/bootnetx64.efi
>> >/tmp/mk_hd_grub/img/boot/grub/grubx64.efi
>> >/tmp/mk_hd_grub/img/boot/grub/bootx64.efi
>> >/tmp/mk_hd_grub/img/boot/grubx64.efi
>> >/tmp/mk_hd_grub/img/boot/bootx64.efi
>> >/tmp/mk_hd_grub/img/EFI/BOOT/grubx64.efi
>> >/tmp/mk_hd_grub/img/EFI/BOOT/bootx64.efi
>> >/tmp/mk_hd_grub/img/EFI/grubx64.efi
>> >/tmp/mk_hd_grub/img/EFI/bootx64.efi
>> >/tmp/mk_hd_grub/img/grubx64.efi
>> >/tmp/mk_hd_grub/img/bootx64.efi
>>
>> What partition layout and filesystem type do you have there? UEFI
>> wants the EFI system partition to be FAT, and ideally tagged as type
>> EF on an MBR scheme or EF00 on GPT.
>>
>>
> I would expect efi-image and   gen-hd-image is doing the right thing:
>
>
> https://salsa.debian.org/carlfk-guest/debian-installer/-/blob/hd-grub/build/util/mk_hd_grub.sh#L39-47
>
> sfdisk --dump ${img_name}
> label: dos
>
> label-id: 0x69b05fcf
> device: /tmp/mk_hd_grub/hd-grub.img
>
> unit: sectors
>
> sector-size: 512
>   /tmp/mk_hd_grub/hd-grub.img1 : start=        2048, size=      157952,
> type=c, bootable
>
>
>
>> >I need  modules to boot the installer
>> >grubnetx64-installer.efi.signed has installer in the name, but I'm
>> guessing
>> >that isn't my problem, yet.
>>
>> Yeah, see when you get a bit further. :-)
>>
>> --
>> Steve McIntyre, Cambridge, UK.
>> [email protected]
>> You raise the blade, you make the change... You re-arrange me 'til I'm
>> sane...
>>
>>
>
> --
> Carl K
>


-- 
Carl K

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