From d3d019c0c6e942a0b7cf1237f4bdcecb0ec8a3b3 Mon Sep 17 00:00:00 2001
From: Miguel Palhas <mpalhas@gmail.com>
Date: Mon, 7 Jul 2025 23:49:54 +0100
Subject: [PATCH] hardware config

---
 home/common/programs/zsh.nix             |  3 +-
 hosts/arrakis/default.nix                |  6 +++
 hosts/arrakis/hardware-configuration.nix | 47 ++++++++++++++++--------
 3 files changed, 38 insertions(+), 18 deletions(-)

diff --git a/home/common/programs/zsh.nix b/home/common/programs/zsh.nix
index d4d6402..2816811 100644
--- a/home/common/programs/zsh.nix
+++ b/home/common/programs/zsh.nix
@@ -87,10 +87,9 @@
     enable = true;
     settings = {
       add_newline = true;
-      
+
       # Disable language modules to keep prompt short
       nodejs.disabled = true;
-      npm.disabled = true;
       python.disabled = true;
       rust.disabled = true;
       golang.disabled = true;
diff --git a/hosts/arrakis/default.nix b/hosts/arrakis/default.nix
index 1498cfb..8d3890d 100644
--- a/hosts/arrakis/default.nix
+++ b/hosts/arrakis/default.nix
@@ -6,6 +6,7 @@
 }:
 {
   imports = [
+    inputs.hardware.nixosModules.dell-xps-13-9315
     ./hardware-configuration.nix
     ../common/global
     ../common/features/laptop.nix
@@ -57,4 +58,9 @@
       in
       pkgs.lib.splitString "\n" (builtins.readFile authorizedKeys);
   };
+
+  hardware.ipu6 = {
+    enable = true;
+    platform = "ipu6ep";
+  };
 }
diff --git a/hosts/arrakis/hardware-configuration.nix b/hosts/arrakis/hardware-configuration.nix
index fbdfd40..c5e1fa0 100644
--- a/hosts/arrakis/hardware-configuration.nix
+++ b/hosts/arrakis/hardware-configuration.nix
@@ -14,28 +14,43 @@
     (modulesPath + "/installer/scan/not-detected.nix")
   ];
 
-  boot.initrd.availableKernelModules = [
-    "xhci_pci"
-    "thunderbolt"
-    "vmd"
-    "nvme"
-    "usb_storage"
-    "sd_mod"
-  ];
-  boot.initrd.kernelModules = [ ];
-  boot.kernelModules = [ "kvm-intel" ];
-  boot.extraModulePackages = [ ];
+  boot = {
+    initrd.availableKernelModules = [
+      "xhci_pci"
+      "thunderbolt"
+      "vmd"
+      "nvme"
+      "usb_storage"
+      "sd_mod"
+    ];
+    initrd.kernelModules = [ ];
+    kernelModules = [
+      "kvm-intel"
+      "v4l2loopback"
+    ];
+    extraModulePackages = with config.boot.kernelPackages; [
+      ipu6-drivers
+      v4l2loopback
+    ];
+
+    extraModprobeConfig = ''
+      options v4l2loopback exclusive_caps=1 card_label="Intel MIPI Camera"
+    '';
+
+    initrd.luks.devices = {
+      "luks-aa168861-6ecf-4fcc-8a0d-6e1555892747".device =
+        "/dev/disk/by-uuid/aa168861-6ecf-4fcc-8a0d-6e1555892747";
+      "luks-92db61c9-eb4c-4cde-bd08-7042ff8db4ad".device =
+        "/dev/disk/by-uuid/92db61c9-eb4c-4cde-bd08-7042ff8db4ad";
+    };
+
+  };
 
   fileSystems."/" = {
     device = "/dev/disk/by-uuid/a9390fca-9ec2-4248-b003-a6ce47ad4fab";
     fsType = "ext4";
   };
 
-  boot.initrd.luks.devices = {
-    "luks-aa168861-6ecf-4fcc-8a0d-6e1555892747".device = "/dev/disk/by-uuid/aa168861-6ecf-4fcc-8a0d-6e1555892747";
-    "luks-92db61c9-eb4c-4cde-bd08-7042ff8db4ad".device = "/dev/disk/by-uuid/92db61c9-eb4c-4cde-bd08-7042ff8db4ad";
-  };
-
   fileSystems."/boot" = {
     device = "/dev/disk/by-uuid/90C1-FFCD";
     fsType = "vfat";