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loongarch: efi: enable generic EFI compressed boot 

Wire up the generic EFI zboot support for LoongArch64

Signed-off-by: Ard Biesheuvel <ardb@kernel.org>
This commit is contained in:
Ard Biesheuvel 2022-08-22 14:39:49 +02:00
parent f55793403c
commit c5d5cba795
3 changed files with 13 additions and 3 deletions
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9
arch/loongarch/Makefile
View File

@ -7,10 +7,13 @@ boot := arch/loongarch/boot
KBUILD_DEFCONFIG := loongson3_defconfig
image-name-y := vmlinux
image-name-$(CONFIG_EFI_ZBOOT) := vmlinuz
ifndef CONFIG_EFI_STUB
KBUILD_IMAGE := $(boot)/vmlinux.elf
else
KBUILD_IMAGE := $(boot)/vmlinux.efi
KBUILD_IMAGE := $(boot)/$(image-name-y).efi
endif
#
@ -93,11 +96,11 @@ vdso_install:
all: $(notdir $(KBUILD_IMAGE))
vmlinux.elf vmlinux.efi: vmlinux
vmlinux.elf vmlinux.efi vmlinuz.efi: vmlinux
$(Q)$(MAKE) $(build)=$(boot) $(bootvars-y) $(boot)/$@
install:
$(Q)install -D -m 755 $(KBUILD_IMAGE) $(INSTALL_PATH)/vmlinux-$(KERNELRELEASE)
$(Q)install -D -m 755 $(KBUILD_IMAGE) $(INSTALL_PATH)/$(image-name-y)-$(KERNELRELEASE)
$(Q)install -D -m 644 .config $(INSTALL_PATH)/config-$(KERNELRELEASE)
$(Q)install -D -m 644 System.map $(INSTALL_PATH)/System.map-$(KERNELRELEASE)

1
arch/loongarch/boot/.gitignore vendored
View File

@ -1,2 +1,3 @@
# SPDX-License-Identifier: GPL-2.0-only
vmlinux*
vmlinuz*

6
arch/loongarch/boot/Makefile
View File

@ -18,3 +18,9 @@ $(obj)/vmlinux.elf: vmlinux FORCE
targets += vmlinux.efi
$(obj)/vmlinux.efi: vmlinux FORCE
$(call if_changed,objcopy)
EFI_ZBOOT_PAYLOAD := vmlinux.efi
EFI_ZBOOT_BFD_TARGET := elf64-loongarch
EFI_ZBOOT_MACH_TYPE := LOONGARCH64
include $(srctree)/drivers/firmware/efi/libstub/Makefile.zboot