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USB: add info about GRUB2 on Qubes 4.1 with EFI too

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Marek Marczykowski-Górecki 2022-01-20 05:15:30 +01:00
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user/advanced-topics/usb-qubes.md
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@ -159,13 +159,13 @@ If dom0 cannot read your USB AEM device, AEM will hang.
The procedure to hide all USB controllers from dom0 is as follows: The procedure to hide all USB controllers from dom0 is as follows:
* GRUB2 * GRUB2 (legacy boot, or EFI on Qubes 4.1)
1. Open the file `/etc/default/grub` in dom0. 1. Open the file `/etc/default/grub` in dom0.
2. Find the line that begins with `GRUB_CMDLINE_LINUX`. 2. Find the line that begins with `GRUB_CMDLINE_LINUX`.
3. Add `rd.qubes.hide_all_usb` to that line. 3. Add `rd.qubes.hide_all_usb` to that line.
4. Save and close the file. 4. Save and close the file.
5. Run the command `grub2-mkconfig -o /boot/grub2/grub.cfg` in dom0. 5. Run the command `grub2-mkconfig -o /boot/grub2/grub.cfg` (legacy boot) or `grub2-mkconfig -o /boot/efi/EFI/qubes/grub.cfg` (EFI) in dom0.
6. Reboot. 6. Reboot.
* EFI * EFI