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--- resources:tools-software:linux-build:generic:raspberrypi [30 Oct 2020 14:21] – [Adding the generated file on the SD-card] Travis Collins
+++ resources:tools-software:linux-build:generic:raspberrypi [02 Nov 2020 23:51] – Add modules_install Travis Collins
@@ Line 37: / Line 37: @@
 </code>
-Get an ARM compiler for cross-compiling.
+Get an ARM compiler for cross-compiling for Pi 3.
 <code>
@@ Line 44: / Line 44: @@
 </code>
+For Pi 4.
+<code>
+ARCH=arm make adi_bcm2711_defconfig
+ARCH=arm CROSS_COMPILE=<path-to-arm-toolchain> make
+</code>
 ===== Building the ADI kernel - script method =====
@@ Line 61: / Line 66: @@
 The generated **arch/arm/boot/zImage** file should be copied to the /boot to overwrite the **kernel7.img** (or kernel7l.img for Pi4+).
+Any drivers built as modules must be installed onto the rootfs:
+<code>
+make ARM=arm CROSS_COMPILE=<toolchain> INSTALL_MOD_PATH=< path to SD card rootfs> modules_install
+</code>
 <note important>Always remember to run **sudo sync** or un-mount the SD-card safely so that whatever is copied on it, actually gets flushed to it.</note>

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