Split up scripts to reuse parts for other initramfs systems

lib/set_MODPROBE.sh

@@ -0,0 +1,37 @@
+#!/bin/bash
+function set_MODPROBE () {
+    # Get the config paths
+    source "$SCRIPTDIR/lib/paths.sh"
+
+    # Assign the GPU device ids to a variable
+    GPU_DEVID="$1"
+
+    # If VGA is disabled
+    if grep -q "vfio_pci.disable_vga=1" "$SCRIPTDIR/config/kernel_args" ;
+    then
+        # Modify our GPU_DEVID line to containe disable_vga=1
+        GPU_DEVID="${GPU_DEVID} disable_vga=1"
+    fi
+
+    # Write the vfio modprobe config
+    printf "## This is an autogenerated file that stubs your graphic card for use with vfio
+## This file should be placed inside /etc/modprobe.d/
+# Uncomment the line below to \"hardcode\" your graphic card to be bound to the vfio-pci driver.
+# In most cases this should not be neccessary, it will also prevent you from turning off vfio in the bootloader.
+#options vfio_pci ids=%s
+
+# Make sure vfio_pci is loaded before these modules: nvidia, nouveau, amdgpu and radeon
+softdep nvidia pre: vfio vfio_pci
+softdep nouveau pre: vfio vfio_pci
+softdep amdgpu pre: vfio vfio_pci
+softdep radeon pre: vfio vfio_pci
+"  "${GPU_DEVID}"  > "$SCRIPTDIR/$MODPROBE/vfio.conf"
+}
+
+function main () {
+    SCRIPTDIR=$(dirname "$(which $0)" | perl -pe "s/\/\.\.\/lib//" | perl -pe "s/\/lib$//")
+
+    set_MODPROBE "$1"
+}
+
+main "$1"