Booting Linux
The options and requirements you have for booting Linux® depend on your platform, LPAR, z/VM®, or KVM, and on your boot medium.
The boot loader for SUSE Linux Enterprise Server 15 SP5 is GRUB 2. Use GRUB 2 to prepare DASD and SCSI devices as IPL devices for booting Linux. For details about GRUB 2, see SUSE Linux Enterprise Server 15 SP5 Administration Guide.