Re: [Cdrtools-developers] mkisofs hard-disk-boot

Pascal <pat...@gm...> wrote:

> hello every body,
>
> I'm trying to build an isohybrid image based on syslinux able to boot on
> bios and uefi with optical disk or usb key.
>
> I've build a 16Mb hard disk image (core.img) with necessary parts for bios
> (legacy bootable partition, protective mbr, gptmbr.bin & syslinux
> installation) and for uefi (gpt, esp, /efi/boot/bootx64.efi & syslinux
> files).
>
> my hard disk image is ok - eg. bootable - with qemu on bios and uefi
> (vmlinux & core.gz from tinylinux 7.2 are used).
>
> I've generated an iso image with :
>
> mkisofs -o core.iso -b boot/core.img -c boot/boot.cat -hard-disk-boot core/
>
> my iso image is ok with qemu on bios and uefi, and with qemu as hard disk
> on uefi but not on bios.
>
> for the last case, I've use :
>
> isohybrid core.iso
>
> but I've this error :
>
> isohybrid: core.iso: unexpected boot catalogue parameters

Did you ask the author of "isohybrid" for a possible reason for that error 
message?

Jörg

-- 
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