Bug#988876: grub-efi-amd64: outb command no longer works

2021-05-21 Thread Marco Kühnel
UEFI Secure Boot is disabled. The machine is a Macbook8,3 converted to a pure Linux box, however. So, the EFI firmware might be damaged. Thank you for the clarification. In order to disable the (not properly supported) discrete graphics card, I need to execute the mentioned outb commands.

Bug#988876: grub-efi-amd64: outb command no longer works

2021-05-20 Thread Colin Watson
On Thu, May 20, 2021 at 06:13:16PM +0200, Marco Kühnel wrote: > After a fresh install of debian buster a grub.cfg containing an outb command > throws the error "outb command not found" (and, in my case, > cannot start lightdm thereafter). This problem does not appear when > downgrading all

Bug#988876: grub-efi-amd64: outb command no longer works

2021-05-20 Thread Marco Kühnel
Package: grub-efi-amd64 Version: 2.02+dfsg1-20+deb10u4 Severity: important Tags: d-i After a fresh install of debian buster a grub.cfg containing an outb command throws the error "outb command not found" (and, in my case, cannot start lightdm thereafter). This problem does not appear when