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lenovo/thinkpad/l14: init

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Add support for the Lenovo Thinkpad L14 Gen 1 Intel and AMD variants.
This commit is contained in:
Julian Stecklina
2020-10-07 21:13:52 +02:00
parent 55acbf7497
commit ccf7985cb3
5 changed files with 47 additions and 0 deletions
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19
lenovo/thinkpad/l14/amd/default.nix Normal file
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@@ -0,0 +1,19 @@
{ config, lib, pkgs, ... }:
{
imports = [
../.
../../../../common/cpu/amd
];
boot.kernelParams = [
# With BIOS version 1.12 and the IOMMU enabled, the amdgpu driver
# either crashes or is not able to attach to the GPU depending on
# the kernel version. I've seen no issues with the IOMMU disabled.
"iommu=off"
];
# As of writing this, Linux 5.8 is the oldest kernel that is still
# supported and has decent Renoir support.
boot.kernelPackages = lib.mkIf (lib.versionOlder pkgs.linux.version "5.8") pkgs.linuxPackages_latest;
}