overheating: Add binary firmware for speakers

nix/hardware/overheating/configuration.nix

@@ -4,6 +4,7 @@
     ../../modules/ironbar_config.nix
     ../../modules/boot_params.nix
     ./dsdt.nix
+    ./firmware.nix
   ];
   boot.kernelPackages = pkgs.linuxPackages_latest;
   networking.hostName = "overheating";

nix/hardware/overheating/firmware.nix

@@ -0,0 +1,18 @@
+{ pkgs, ... }:
+{
+  hardware.firmware = [
+    (
+      # lenovo is such a good manufacturer!!1!11!
+      # credit for the binary files: https://github.com/darinpp/yoga-slim-7
+      pkgs.stdenv.mkDerivation {
+        name = "firmware-lenotrolli";
+        src = ./firmware;
+        installPhase = ''
+          mkdir -p $out/lib/firmware
+          cp ${./firmware/TAS2XXX38BB.bin} $out/lib/firmware/TAS2XXX38BB.bin
+          cp ${./firmware/TIAS2781RCA4.bin} $out/lib/firmware/TIAS2781RCA4.bin
+        '';
+      }
+    )
+  ];
+}

nix/hardware/overheating/overheating.nix

@@ -1,4 +1,4 @@
-{ config, lib, modulesPath, ... }:
+{ pkgs, config, lib, modulesPath, ... }:
 {
   imports =
     [