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

Thomas Schmitt scdbackup at gmx.net
Sat Apr 2 14:09:22 PDT 2016


Hi,

i wrote:
> > - plain Linux kernel blob
> >  (slint64-current-efi-stub.iso : /efi.img , 63 MB)
> > ...
> > Is the plain Linux kernel booted via EFI_LOAD_FILE_PROTOCOL

Didier Spaier wrote:
> mkfs -t vfat efi.img

Duh. I confused "no bootloader" with "no filesystem".

So the list is:

- FAT images with GRUB2, e.g. by igrub-mkimage
  (Fedora-Workstation-netinst-x86_64-23.iso : /images/efiboot.img , 5 MB
   debian-8.2.0-amd64-netinst.iso : /boot/grub/efi.img , 400 KB)

- FAT images with goofiboot
  (slint64-current-goofiboot-1.4.0.iso : /efi.img , 64 MB)

- FAT with plain Linux kernel blob as /EFI/BOOT/BOOT*.EFI
  (slint64-current-efi-stub.iso : /efi.img , 63 MB)

(- no boot image without filesystem via EFI_LOAD_FILE_PROTOCOL known yet)

I will study your recent mail tomorrow in order to learn more about
the blob and to give it a better name in the list.


Have a nice day :)

Thomas



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