Interim version of trying to update Surface Go Wifi in-place

- Can't seem to d/l the K1535 board firmware directly from Killer Networking?

microsoft/surface/firmware/ath10k.nix

@@ -0,0 +1,29 @@
+{stdenv, pkgs, firmwareLinuxNonfree, ...}:
+let
+  repos = (pkgs.callPackage ../repos.nix {});
+in
+
+firmwareLinuxNonfree.overrideAttrs (old: rec {
+  pname = "microsoft-surface-go-firmware-linux-nonfree";
+  srcs = [
+    firmwareLinuxNonfree.src
+    repos.ath10k-firmware
+  ];
+
+  sourceRoot = firmwareLinuxNonfree.src;
+  priority = 1;
+
+  dontMakeSourcesWritable = true;
+  postInstall = ''
+    # rm -v $out/lib/firmware/ath10k/{hw2.1,hw3.0}/board.bin
+    # rm -v $out/lib/firmware/ath10k/{hw2.1,hw3.0}/board2.bin
+
+    # cp $srcs[1] $out/lib/firmware/ath10k/hw2.1/
+    # cp $srcs[1] $out/lib/firmware/ath10k/hw3.0/
+
+    #TODO:
+    pwd
+    echo src = $src, srcs = $srcs
+    exit 1
+  '';
+})

microsoft/surface/firmware/default.nix

@@ -2,5 +2,7 @@
 {
   hardware.enableAllFirmware = true;
   hardware.firmware = [
+    # TODO: Wrap with an option:
+    (pkgs.callPackage ./ath10k.nix {})
   ];
 }