[syslinux] Changes to get CD to boot on EFI System.

Didier Spaier didier at slint.fr
Sun Mar 27 11:11:12 PDT 2016


Hi

On 22/03/2016 23:40, Thomas Schmitt via Syslinux wrote:
...
> Didier Spaier wrote:
>> Yes, Solus ISOs.
> 
> That's the ones with the giant EFI boot image. We talked about them
> in January ... says my mailbox.
> 
> The problem with such a boot image is that it might duplicate
> functionality which is also present in the ISO filesystem for
> the BIOS boot path via isolinux.bin.
> E.g. in the EFI System partition of Solus-1.0.iso i see these files
> in / :
>   -rwxr-xr-x 1 root root 21206244 Dec 27 05:04 initrd
>   -rwxr-xr-x 1 root root  5501728 Dec 27 05:04 kernel
> and in the ISO in /boot :
>   -r--r--r-- 1 root root 21206244 Dec 27 06:54 initrd.img
>   -r--r--r-- 1 root root  5501728 Dec 27 06:54 kernel
> 
> (It would be a great stunt if the ISO files would indeed have their
>  data content stored in the FAT image. But here they are duplicate.)
> 
> 
>> PS as Ikey forked gummiboot, that he uses goofiboot is no wonder.
> 
> Do you think it is worth to ask him why the operating system has
> to sit in the FAT image ?

I don't know. A quick look to his commits:
https://github.com/solus-project/goofiboot/commits/master
show mostly cosmetic changes since he forked it.

You could be more lucky asking one of the initial developers.


Sorry for the late answer,

Didier


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