> >> >> > On Wed, Jan 28, 2015 at 10:30 AM, John Frankish <[email protected]> wrote: > >> >> > Hi, > >> >> > > >> >> > I'm trying the create a dual bios/uefi boot iso to burn to > >> >> > CD/DVD and boot both bios and uefi. > >> >> > > >> >> And your grub version is? > >> >> > >> > 2.00 > >> > > >> Current is 2.02~beta2.
I tried 2.02~beta2 and no matter what I do, I end up at the grub prompt with the message: Error: no server is specified ..seems like a bug? > >> >> > The bios boot works fine > >> >> > On two different machines, the uefi boot gets to the grub menu list: > > I say that you should be using grub-mkrescue command. This is supported tool to build bootable standalone hybrid ISO image that can > be used to boot both from CD as well as USB (although to boot from USB in case of EFI you probably need recent fix). This command > > builds correct image and allows you to add arbitrary files to it, including grub.cfg, kernels and such. It needs xorrisofs and in case of EFI > - mtools (mformat/mcopy). > OK, but I'm trying to make an iso that is bootable both by legacy BIOS and UEFI, the above doesn't sound like it will do this? > grub-mkimage is low level tool which is almost never correct way unless you have very specific requirements not covered by standard > utilities. _______________________________________________ Help-grub mailing list [email protected] https://lists.gnu.org/mailman/listinfo/help-grub
