On 9/8/19 2:43 PM, Tom Horsley wrote:
On Sun, 8 Sep 2019 14:21:59 -0700
Samuel Sieb wrote:
> BIOS boots using MBR,
>> invokes Grub, which then (optionally) invokes UEFI to boot Windows. Or
>> is this not possible?
>
> You can't because the EFI services would not be available.
Could you have a separate grub instance that is UEFI and chainload
over to it?
It's not grub that provides the services so that wouldn't make any
difference. I would expect that the other grub wouldn't even start.