[GLLUG] GRUB dual boot on removable drive

John Edwards john at cornerstonelinux.co.uk
Mon Sep 17 12:53:11 UTC 2018


On Mon, Sep 17, 2018 at 10:14:55AM +0100, Henrik Morsing via GLLUG wrote:
> I have a laptop with two drives, one with Windows and one with Linux. The Linux installation is in the removable bay that also takes the CD drive if needed. Grub boots from the main drive.
> I realised recently that none of this works if I remove the Linux drive and put the CD drive in. Looking at how GRUB works, it is clear why.
> So, is there a different way to solve this boot setup? I sometimes need the CD drive with Windows, bear in mind.

Does the BIOS have an option to select which hard drive to boot from
during startup? It's usually a function key pressed after RAM count
and before OS boot.

|    John Edwards   Email: john at cornerstonelinux.co.uk    |

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