hdr and workspaces

modules/nixos/system/hw/boot/default.nix

@@ -3,6 +3,9 @@ let isSANDBOX = builtins.elem config.syscfg.hostname [ "sandbox" ];
 in {
   config = lib.mkIf (!isSANDBOX) {
     boot.kernelParams = [ 
+      "amdgpu.gpu_recovery=1"
+      "amdgpu.psr=0"
+      "amdgpu.dcfeaturemask=0x2"
       "async_probe=tpm*"     # Load TPM in parallel without blocking udev
       "8250.nr_uarts=0"      # Stop scanning for old motherboard serial lines (ttyS0-S3)
     ];