From a8b93ff0403f617cfe170ea086c4de5437d1b9f4 Mon Sep 17 00:00:00 2001
From: Autumn <git@autumnfo.rest>
Date: Sat, 18 Apr 2026 11:09:31 +0100
Subject: [meta] added kernel compile script

---
 kernel.nu | 51 +++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 51 insertions(+)
 create mode 100755 kernel.nu

(limited to 'kernel.nu')

diff --git a/kernel.nu b/kernel.nu
new file mode 100755
index 0000000..ba3a5e2
--- /dev/null
+++ b/kernel.nu
@@ -0,0 +1,51 @@
+#!/usr/bin/env nu
+
+#
+# ~~~ kernel updater
+#
+
+# get device
+let DEVICE_ID = match (uname | get nodename) {
+    "glados" => "010",
+    "wheatley" => "020",
+    "companioncube" => "110",
+    "cavejohnson" => "120",
+    _ => { error make -u { msg: "invalid device" } }
+}
+
+# get kernel config location
+let DEVICE_CONFIG = match ($DEVICE_ID) {
+    "010" | "020" => $"/home/autumn/src/kernel/configs/($DEVICE_ID).config",
+    "110" | "120" => $"/root/kernel/configs/($DEVICE_ID).config"
+}
+
+# setup kernel
+cd /usr/src/linux
+cp $DEVICE_CONFIG .config
+
+make oldconfig
+
+# compile kernel
+match ($DEVICE_ID) {
+    "010" => { make -j20 },
+    "020" => { make -j12 },
+    "110" => { make -j3 },
+    "120" => { make -j8 }
+}
+
+make modules_install
+make install
+
+# build initramfs
+dracut -f --kernel-image=/boot/vmlinuz
+
+# setup EFI directory
+let OLD_EFI = (ls -l /efi/EFI/Linux/ | get name | first)
+mv $OLD_EFI /efi/Linux.efi
+
+try { rm -r /efi/EFI /efi/loader }
+
+# sign initramfs
+if ($DEVICE_ID != "110") {
+    sbctl sign-all
+}
-- 
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