[system] compatible=sysmocom-idu bootloader=grub mountprefix=/mnt/rauc [keyring] path=ca.pem [slot.rescue.0] device=/dev/sda1 type=ext4 bootname=R readonly=true [slot.rootfs.0] device=/dev/sda2 type=ext4 bootname=A [slot.rootfs.1] device=/dev/sda3 type=ext4 bootname=B [slot.data.0] device=/dev/sda4 type=ext4