Commit c37b830f authored by Ard Biesheuvel's avatar Ard Biesheuvel
Browse files

arm64: efi: enable generic EFI compressed boot 



Wire up the generic EFI zboot support for arm64.

Signed-off-by: default avatarArd Biesheuvel <ardb@kernel.org>
Tested-by: default avatarJeremy Linton <jeremy.linton@arm.com>
Acked-by: default avatarCatalin Marinas <catalin.marinas@arm.com>
parent c5d5cba7

arch/arm64/Makefile

+7 −2
Original line number Diff line number Diff line
@@ -151,12 +151,17 @@ libs-$(CONFIG_EFI_STUB) += $(objtree)/drivers/firmware/efi/libstub/lib.a 


# Default target when executing plain make

boot		:= arch/arm64/boot



ifeq ($(CONFIG_EFI_ZBOOT),)

KBUILD_IMAGE	:= $(boot)/Image.gz

else

KBUILD_IMAGE	:= $(boot)/vmlinuz.efi

endif



all:	Image.gz

all:	$(notdir $(KBUILD_IMAGE))





Image: vmlinux

Image vmlinuz.efi: vmlinux

	$(Q)$(MAKE) $(build)=$(boot) $(boot)/$@



Image.%: Image

arch/arm64/boot/.gitignore

+1 −0
Original line number Diff line number Diff line 
# SPDX-License-Identifier: GPL-2.0-only

Image

Image.gz

vmlinuz*

arch/arm64/boot/Makefile

+6 −0
Original line number Diff line number Diff line
@@ -38,3 +38,9 @@ $(obj)/Image.lzo: $(obj)/Image FORCE 


$(obj)/Image.zst: $(obj)/Image FORCE

	$(call if_changed,zstd)



EFI_ZBOOT_PAYLOAD	:= Image

EFI_ZBOOT_BFD_TARGET	:= elf64-littleaarch64

EFI_ZBOOT_MACH_TYPE	:= ARM64



include $(srctree)/drivers/firmware/efi/libstub/Makefile.zboot