config PAYLOAD_GRUB2 bool "GRUB2" depends on ARCH_X86 || ARCH_ARM select PAYLOAD_BUILD_GRUB2 help Select this option if you want to build a coreboot image with a GRUB2 payload. If you don't know what this is about, just leave it enabled. See https://coreboot.org/Payloads for more information. config PAYLOAD_SEAGRUB bool "GRUB2 atop SeaBIOS" depends on ARCH_X86 select PAYLOAD_BUILD_SEABIOS select GRUB2_SECONDARY_PAYLOAD help Select this option if you want to build a coreboot image with a GRUB2 payload running atop SeaBIOS to improve its hardware compatibility. See https://coreboot.org/Payloads for more information.