1config EFI_LOADER 2 bool "Support running EFI Applications in U-Boot" 3 depends on (ARM || X86 || RISCV) && OF_LIBFDT 4 # We need EFI_STUB_64BIT to be set on x86_64 with EFI_STUB 5 depends on !EFI_STUB || !X86_64 || EFI_STUB_64BIT 6 # We need EFI_STUB_32BIT to be set on x86_32 with EFI_STUB 7 depends on !EFI_STUB || !X86 || X86_64 || EFI_STUB_32BIT 8 default y 9 select LIB_UUID 10 select HAVE_BLOCK_DEVICE 11 imply CFB_CONSOLE_ANSI 12 help 13 Select this option if you want to run EFI applications (like grub2) 14 on top of U-Boot. If this option is enabled, U-Boot will expose EFI 15 interfaces to a loaded EFI application, enabling it to reuse U-Boot's 16 device drivers. 17 18config EFI_LOADER_BOUNCE_BUFFER 19 bool "EFI Applications use bounce buffers for DMA operations" 20 depends on EFI_LOADER && ARM64 21 default n 22 help 23 Some hardware does not support DMA to full 64bit addresses. For this 24 hardware we can create a bounce buffer so that payloads don't have to 25 worry about platform details. 26