try genericarm instead

config.sh

@@ -718,6 +718,83 @@ console=ttyAMA0,115200 console=tty1 root=LABEL=RPIROOT rootfstype=ext4 elevator=
 EOF
 }
 
+function genericarm_sbc_steps() {
+  mkdir -p /boot/efi/EFI/BOOT
+  if [ -d /boot/efi/EFI/rocky/ ] && [ -f /boot/efi/EFI/rocky/grubaa64.efi ];then
+    for j in grub.cfg grubenv;do
+      mv -f /boot/grub2/${j} /boot/efi/EFI/rocky/
+      ln -s ../efi/EFI/rocky/${j} /boot/grub2/${j}
+    done
+    cp -f /boot/efi/EFI/rocky/grubaa64.efi /boot/efi/EFI/BOOT/BOOTAA64.EFI
+  fi
+
+  cp -f /usr/share/uboot/rpi_3/u-boot.bin /boot/efi/rpi3-u-boot.bin
+  cp -f /usr/share/uboot/rpi_4/u-boot.bin /boot/efi/rpi4-u-boot.bin
+
+  rpm -e dracut-config-generic
+  if [ -x /lib/kernel/install.d/10-devicetree.install ]; then
+    /lib/kernel/install.d/10-devicetree.install remove
+  fi
+
+  cat << EOF > /etc/sysconfig/kernel
+# Written by image installer
+# UPDATEDEFAULT specifies if new-kernel-pkg should make new kernels the default
+UPDATEDEFAULT=yes
+
+# DEFAULTKERNEL specifies the default kernel package type
+DEFAULTKERNEL=kernel-core
+EOF
+chmod 644 /etc/sysconfig/kernel
+
+### Write grub defaults, turn off OS probing as it is always wrong for image creation
+cat << EOF > /etc/default/grub
+GRUB_TIMEOUT=5
+GRUB_DISTRIBUTOR="$(sed 's, release .*$,,g' /etc/system-release)"
+GRUB_DEFAULT=saved
+GRUB_DISABLE_SUBMENU=true
+GRUB_TERMINAL_OUTPUT="console"
+GRUB_CMDLINE_LINUX=""
+GRUB_DISABLE_RECOVERY="true"
+GRUB_DISABLE_OS_PROBER="true"
+GRUB_ENABLE_BLSCFG="false"
+EOF
+  chmod 644 /etc/default/grub
+  rm -f /boot/dtb
+
+  cat >/usr/local/bin/rootfs-expand << EOF
+#!/bin/bash
+clear
+part=\$(mount |grep '^/dev.* / ' |awk '{print \$1}')
+if [ -z "\$part" ];then
+    echo "Error detecting rootfs"
+    exit -1
+fi
+dev=\$(echo \$part|sed 's/[0-9]*\$//g')
+devlen=\${#dev}
+num=\${part:\$devlen}
+if [[ "\$dev" =~ ^/dev/mmcblk[0-9]*p\$ ]];then
+    dev=\${dev:0:-1}
+fi
+if [ ! -x /usr/bin/growpart ];then
+    echo "Please install cloud-utils-growpart (sudo yum install cloud-utils-growpart)"
+    exit -2
+fi
+if [ ! -x /usr/sbin/resize2fs ];then
+    echo "Please install e2fsprogs (sudo yum install e2fsprogs)"
+    exit -3
+fi
+echo \$part \$dev \$num
+
+echo "Extending partition \$num to max size ...."
+growpart \$dev \$num
+echo "Resizing ext4 filesystem ..."
+resize2fs \$part
+echo "Done."
+df -h |grep \$part
+EOF
+  chmod +x /usr/local/bin/rootfs-expand
+}
+
 #
 ################################################################################
 
@@ -830,4 +907,7 @@ if [[ "$kiwi_profiles" == *"SBC"* ]]; then
   if [[ "$kiwi_profiles" == *"SBC-RaspberryPi"* ]]; then
     raspberrypi_sbc_steps
   fi
+  if [[ "$kiwi_profiles" == *"SBC-GenericArm"* ]]; then
+    genericarm_sbc_steps
+  fi
 fi

sbc/editbootinstall_genericarm.sh

@@ -0,0 +1,36 @@
+#!/bin/bash
+# Modify this script to handle disk changes as needed.
+# Some of this may be incorrect or not needed. You will need to verify this.
+
+set -ex
+
+#diskname="$1"
+#devname="$2"
+#loopname="${devname%*p2}"
+#loopdev=/dev/${loopname#/dev/mapper/*}
+
+# shellcheck disable=SC2034
+image_fs="$1"
+root_partnum="$2"
+root_device="/dev/mapper/loop*p${root_partnum}"
+loop_name="$(basename $root_device | cut -f 1-2 -d 'p')"
+disk_device="/dev/${loop_name}"
+
+# pi's probably don't support GPT.
+
+cat > gdisk.tmp <<-'EOF'
+		x
+		r
+		g
+		t
+		1
+		c
+		w
+		y
+	EOF
+
+  dd if="$disk_device" of=mbrid.bin bs=1 skip=440 count=4
+  gdisk "$disk_device" < gdisk.tmp
+  dd of="$disk_device" if=mbrid.bin bs=1 seek=440 count=4
+  rm -f mbrid.bin
+  rm -rf gdisk.tmp

sbc/pi.xml

@@ -6,6 +6,9 @@
     <profile name="SBC-RaspberryPi" description="Raspberry Pi Image">
       <requires profile="Core-Pi"/>
     </profile>
+    <profile name="SBC-GenericArm" description="Generic ARM Image">
+      <requires profile="Core-Pi"/>
+    </profile>
   </profiles>
   <!-- RPI -->
   <preferences profiles="SBC-RaspberryPi" arch="aarch64">
@@ -25,6 +28,25 @@
       <bootloader name="grub2" console="serial"/>
     </type>
   </preferences>
+  <preferences profiles="SBC-GenericArm" arch="aarch64">
+    <type image="oem"
+      filesystem="ext4"
+      bootpartition="true" bootpartsize="1000" bootfilesystem="ext4" efipartsize="500" firmware="efi"
+      kernelcmdline="root=LABEL=rootfs rootfstype=ext4 elevator=deadline rootwait"
+      devicepersistency="by-label"
+      editbootinstall="sbc/editbootinstall_genericarm.sh"
+      rootfs_label="rootfs">
+      <oemconfig>
+        <oem-resize>false</oem-resize>
+        <oem-skip-verify>true</oem-skip-verify>
+        <oem-swap>true</oem-swap>
+        <oem-swapsize>500</oem-swapsize>
+      </oemconfig>
+      <bootloader name="grub2" console="serial"/>
+      <size unit="G">3</size>
+    </type>
+  </preferences>
+
   <packages type="image" patternType="plusRecommended" profiles="Core-Pi">
     <namedCollection name="core"/>
     <package name="rocky-release"/>
@@ -46,4 +68,19 @@
     <package name="raspberrypi2-firmware"/>
     <package name="raspberrypi2-kernel4"/>
   </packages>
+  <packages type="image" patternType="plusRecommended" profiles="SBC-GenericArm">
+    <package name="bcm2711-firmware"/>
+    <package name="bcm2835-firmware"/>
+    <package name="bcm283x-firmware"/>
+    <package name="bcm283x-overlay"/>
+    <package name="dracut-config-generic"/>
+    <package name="efibootmgr"/>
+    <package name="kernel"/>
+    <package name="kernel-core"/>
+    <package name="systemd-udev"/>
+    <package name="uboot-images-armv8"/>
+    <package name="uboot-tools"/>
+    <ignore name="dracut-config-rescue"/>
+    <ignore name="java-11-*"/>
+  </packages>
 </image>