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--- projekte:sekwai:rt_kernel [2025/07/22 15:35] – [Compilieren] dominik
+++ projekte:sekwai:rt_kernel [2025/07/30 05:02] (current) – [Compilieren] dominik
@@ Line 3: / Line 3: @@
 ===== Compilieren =====
-  * ''sudo apt install git bc bison flex libssl-dev make libncurses5-dev  #I think this is all the tools required''
+  * ''sudo apt install git bc bison flex libssl-dev make libncurses5-dev''  #I think this is all the tools required
   * ''mkdir kernel && cd kernel/''
   * ''git clone %%--%%depth=1 %%--%%branch rpi-6.12.y https://github.com/raspberrypi/linux''
@@ Line 11: / Line 11: @@
   * ''zcat ../patch-6.12.39-rt11.patch.gz | patch -p1''
   * ''KERNEL=kernel8''
-  * ''make bcm2711_defconfig''
+  * ''make ARCH=arm64 bcm2711_defconfig''
-  * ''make menuconfig''
+  * ''make ARCH=arm64 menuconfig''
     * <code>General setup  ---></code>
     * <code>
@@ Line 19: / Line 19: @@
      [ ] Preemption behaviour defined on boot
 </code>
+    * CPU Power Management aus !
     * Beim Exit Config Save -> Yes
-  * ''nano .config'' \\ ''CONFIG_LOCALVERSION="-DrKlipper RT"''
+  * ''nano .config'' \\ ''CONFIG_LOCALVERSION=%%"%%-V8_DrKlipper_RT%%"%%''
-  * ''time make -j4 Image.gz modules dtbs''
+    * :!: Hier auf gar keinen Fall Leerzeichen einbauen. Gibt sonst am Ende Compile und Kopierfehler!
-  *
+  * ''time make -j6 ARCH=arm64 Image.gz modules dtbs''
+    * CPU Cores * 1,5 -> ''nproc''
+==== Lokale Installation ====
 echo $KERNEL
 sudo make modules_install
@@ Line 30: / Line 34: @@
 sudo cp arch/arm64/boot/Image.gz /boot/$KERNEL.img
+==== Kopier Installation ====
+  * **Der erste Part passiert auf einem Raspberry Pi 4 - Kompilierzeit ca. 2 Stunden**
+  * USB Stick mounten \\ ''sudo mkdir /mnt/copy'' \\ ''sudo mount -t ext4 /dev/sdb1 /mnt/copy'' \\ ''sudo chown -R pi:pi /mnt/copy''
+  * Module kopieren \\ ''sudo make ARCH=arm64 INSTALL_MOD_PATH=/mnt/copy modules_install''
+  * Overlays und Kernel kopieren \\ ''sudo mkdir -p /mnt/copy/boot/firmware/overlays'' \\ ''sudo cp arch/arm64/boot/Image.gz /mnt/copy/boot/firmware/$KERNEL.img'' \\ ''sudo cp arch/arm64/boot/dts/broadcom/*.dtb /mnt/copy/boot/firmware/'' \\ ''sudo cp arch/arm64/boot/dts/overlays/*.dtb* /mnt/copy/boot/firmware/overlays/'' \\ ''sudo cp arch/arm64/boot/dts/overlays/README /mnt/copy/boot/firmware/overlays/''
+  * ''sudo umount /mnt/copy/''
+  * **Der zweite Part dann auf dem Raspberry Pi Zero 2W**
+  * Libs kopieren \\ ''sudo cp -r /mnt/copy/lib/modules/* /lib/modules/''
+  * Kernel und Overlays kopieren \\ ''KERNEL=kernel8'' \\ ''sudo cp -n /mnt/copy/boot/firmware/*.dtb /boot/firmware/'' \\ ''sudo cp -n /mnt/copy/boot/firmware/overlays/*.dtb* /boot/firmware/overlays/'' \\ ''sudo cp -n /mnt/copy/boot/firmware/overlays/README /boot/firmware/overlays/'' \\ ''sudo cp /mnt/copy/boot/firmware/$KERNEL.img /boot/firmware/$KERNEL.img''
+''
+  * ''sudo reboot''
 ===== Links =====
   * https://www.raspberrypi.com/documentation/computers/linux_kernel.html