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LinuxBoot: refactor payload 

Clean and refactor the structure of the LinuxBoot payload integration,
to make it more modular and readable. The kernel and initramfs should
handled in separated makefiles.

tested with:
- qemu-i440fx (x86, x86_64)
- cavium CN8100 (arm64)

Change-Id: I41d0275a5f7efb920e881f43b0acda29f41ee221
Signed-off-by: Marcello Sylvester Bauer <info@marcellobauer.com>
Reviewed-on: https://review.coreboot.org/c/29581
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Philipp Deppenwiese <zaolin.daisuki@gmail.com>
This commit is contained in:
Marcello Sylvester Bauer 2018-11-11 18:03:26 +01:00 committed by Philipp Deppenwiese
parent 5d8f02f3ef
commit 78d0256f1d
6 changed files with 207 additions and 111 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

55
payloads/external/LinuxBoot/Kconfig vendored
View File

@ -1,6 +1,7 @@
## This file is part of the coreboot project. ## This file is part of the coreboot project.
## ##
## Copyright (C) 2017 Facebook Inc. ## Copyright (C) 2017 Facebook Inc.
## Copyright (C) 2018 9elements Cyber Security
## ##
## This program is free software; you can redistribute it and/or modify ## This program is free software; you can redistribute it and/or modify
## it under the terms of the GNU General Public License as published by ## it under the terms of the GNU General Public License as published by
@ -16,6 +17,7 @@ if PAYLOAD_LINUXBOOT
choice choice
prompt "Architecture" prompt "Architecture"
depends on LINUXBOOT_COMPILE_KERNEL || LINUXBOOT_BUILD_INITRAMFS
default LINUXBOOT_X86_64 default LINUXBOOT_X86_64
config LINUXBOOT_X86_64 config LINUXBOOT_X86_64
@ -42,9 +44,22 @@ endchoice
config LINUXBOOT_ARCH config LINUXBOOT_ARCH
string string
default "amd64" if LINUXBOOT_X86_64 default "amd64" if LINUXBOOT_X86_64
default "386" if LINUXBOOT_X86 default "i386" if LINUXBOOT_X86
default "arm64" if LINUXBOOT_ARM64 default "arm64" if LINUXBOOT_ARM64
comment "Linux kernel"
config LINUXBOOT_COMPILE_KERNEL
bool "Compile kernel"
default n
config LINUXBOOT_KERNEL_PATH
string "Path to kernel"
default "Image"
depends on !LINUXBOOT_COMPILE_KERNEL
if LINUXBOOT_COMPILE_KERNEL
choice choice
prompt "Kernel version" prompt "Kernel version"
default LINUXBOOT_KERNEL_STABLE default LINUXBOOT_KERNEL_STABLE
@ -73,19 +88,35 @@ config LINUXBOOT_KERNEL_CONFIGFILE
Add your own kernel configuration file. Otherwise a default Add your own kernel configuration file. Otherwise a default
minimal defconfig is used. minimal defconfig is used.
config LINUXBOOT_DTB_FILE
string "Compiled devicetree file"
depends on LINUXBOOT_ARM64
default ""
endif #LINUXBOOT_COMPILE_KERNEL
config LINUX_COMMAND_LINE config LINUX_COMMAND_LINE
string "Kernel command-line" string "Kernel command-line"
default "" default ""
help help
Add your own kernel command-line arguments. Add your own kernel command-line arguments.
config LINUXBOOT_DTB_FILE
string "Compiled devicetree file"
depends on LINUXBOOT_ARM64
default ""
config PAYLOAD_FILE config PAYLOAD_FILE
default "payloads/external/LinuxBoot/linuxboot/kernel-image" default "payloads/external/LinuxBoot/linuxboot/bzImage" if LINUXBOOT_COMPILE_KERNEL && ( LINUXBOOT_X86 || LINUXBOOT_X86_64 )
default "payloads/external/LinuxBoot/linuxboot/uImage" if LINUXBOOT_COMPILE_KERNEL && LINUXBOOT_ARM64
default LINUXBOOT_KERNEL_PATH if !LINUXBOOT_COMPILE_KERNEL
comment "Linux initramfs"
config LINUXBOOT_BUILD_INITRAMFS
bool "Build initramfs"
default n
config LINUXBOOT_INITRAMFS_PATH
string "Path to initramfs"
depends on !LINUXBOOT_BUILD_INITRAMFS
if LINUXBOOT_BUILD_INITRAMFS
choice choice
prompt "Payload Mode" prompt "Payload Mode"
@ -128,9 +159,13 @@ config LINUXBOOT_UROOT_FILES
Path to directory containing root structure for embedding into the Path to directory containing root structure for embedding into the
initramfs. initramfs.
endif #LINUXBOOT_UROOT
endif #LINUXBOOT_BUILD_INITRAMFS
config LINUX_INITRD config LINUX_INITRD
string string
default "payloads/external/LinuxBoot/linuxboot/initramfs.cpio.xz" default "payloads/external/LinuxBoot/linuxboot/initramfs_u-root.cpio.xz" if LINUXBOOT_UROOT
default LINUXBOOT_INITRAMFS_PATH if !LINUXBOOT_BUILD_INITRAMFS
endif endif #PAYLOAD_LINUXBOOT
endif

99
payloads/external/LinuxBoot/Makefile vendored
View File

@ -1,6 +1,7 @@
## This file is part of the coreboot project. ## This file is part of the coreboot project.
## ##
## Copyright (C) 2017 Facebook Inc. ## Copyright (C) 2017 Facebook Inc.
## Copyright (C) 2018 9elements Cyber Security
## ##
## This program is free software; you can redistribute it and/or modify ## This program is free software; you can redistribute it and/or modify
## it under the terms of the GNU General Public License as published by ## it under the terms of the GNU General Public License as published by
@ -12,90 +13,48 @@
## GNU General Public License for more details. ## GNU General Public License for more details.
## ##
kernel_tarball=https://cdn.kernel.org/pub/linux/kernel/v4.x/linux-$(CONFIG_LINUXBOOT_KERNEL_VERSION).tar.xz
project_dir=linuxboot project_dir=linuxboot
kernel_dir=$(project_dir)/kernel kernel_dir=$(project_dir)/kernel
unexport $(COREBOOT_EXPORTS) unexport $(COREBOOT_EXPORTS)
unexport MAKEFLAGS unexport MAKEFLAGS
XGCCPATH?=$(PWD)/util/crossgcc/xgcc/bin
ifeq ($(CONFIG_LINUXBOOT_ARCH),386)
LINUXBOOT_COMPILE?=$(XGCCPATH)/i386-linux-
ARCH?=x86
else ifeq ($(CONFIG_LINUXBOOT_ARCH),amd64)
LINUXBOOT_COMPILE?=$(XGCCPATH)/x86_64-linux-
ARCH?=x86_64
else ifeq ($(CONFIG_LINUXBOOT_ARCH),arm64)
LINUXBOOT_COMPILE?=$(XGCCPATH)/aarch64-linux-
ARCH?=arm64
endif
OBJCOPY:=$(LINUXBOOT_COMPILE)objcopy
all: linuxboot all: linuxboot
toolchain: u-root:
if [[ ! -x "$(LINUXBOOT_COMPILE)gcc" ]]; then \ $(MAKE) -f targets/u-root.mk
echo "Toolchain '$(LINUXBOOT_COMPILE)*' is missing."; \
ifeq ($(CONFIG_LINUXBOOT_BUILD_INITRAMFS),y)
ifeq ($(CONFIG_LINUXBOOT_UROOT),y)
initramfs: u-root
endif
else
ifneq ($(CONFIG_LINUXBOOT_INITRAMFS),)
initramfs:
if [[ ! -f "$(top)/$(CONFIG_LINUXBOOT_INITRAMFS)" ]]; then \
echo "<< Linux initramfs '$(CONFIG_LINUXBOOT_INITRAMFS)' is missing. >>"; \
exit 1; \ exit 1; \
fi fi
endif
$(kernel_dir)/.config:
echo " WWW Download Linux $(CONFIG_LINUXBOOT_KERNEL_VERSION)"
mkdir -p $(kernel_dir)
ifeq ("$(wildcard $(kernel_dir)/README)","")
curl -s $(kernel_tarball) | tar xJ -C $(kernel_dir) --strip 1
endif endif
config: $(kernel_dir)/.config ifeq ($(CONFIG_LINUXBOOT_COMPILE_KERNEL),y)
echo " CONFIG Linux $(CONFIG_LINUXBOOT_KERNEL_VERSION)" ifeq ($(CONFIG_LINUXBOOT_ARCH),arm64)
ifneq ($(CONFIG_LINUXBOOT_KERNEL_CONFIGFILE),) kernel: initramfs
cp $(CONFIG_LINUXBOOT_KERNEL_CONFIGFILE) $(kernel_dir)/.config $(MAKE) -f targets/linux.mk
else ifeq ($(CONFIG_LINUXBOOT_ARCH),386)
cp x86/defconfig $(kernel_dir)/.config
else ifeq ($(CONFIG_LINUXBOOT_ARCH),amd64)
cp x86_64/defconfig $(kernel_dir)/.config
else ifeq ($(CONFIG_LINUXBOOT_ARCH),arm64)
cp arm64/defconfig $(kernel_dir)/.config
endif
ifneq (,$(filter $(CONFIG_LINUXBOOT_ARCH),386 amd64))
$(kernel_dir)/arch/x86/boot/bzImage: config toolchain
else ifeq ($(CONFIG_LINUXBOOT_ARCH),arm64)
$(kernel_dir)/vmlinux: config toolchain
endif
echo " MAKE Kernel $(CONFIG_LINUXBOOT_KERNEL_VERSION)"
$(MAKE) -C $(kernel_dir) olddefconfig CROSS_COMPILE=$(LINUXBOOT_COMPILE) ARCH=$(ARCH)
$(MAKE) -C $(kernel_dir) -j $(CPUS) CROSS_COMPILE=$(LINUXBOOT_COMPILE) ARCH=$(ARCH)
ifneq (,$(filter $(CONFIG_LINUXBOOT_ARCH),386 amd64))
$(project_dir)/kernel-image: $(kernel_dir)/arch/x86/boot/bzImage
cp $< $@
else ifeq ($(CONFIG_LINUXBOOT_ARCH),arm64)
$(project_dir)/vmlinux.bin: $(kernel_dir)/vmlinux
$(OBJCOPY) -O binary $< $@
$(project_dir)/target.dtb: $(PWD)/$(CONFIG_LINUXBOOT_DTB_FILE)
cp $< $@
$(project_dir)/vmlinux.bin.lzma: $(project_dir)/vmlinux.bin
xz -c -k -f --format=lzma --lzma1=dict=1MiB,lc=3,lp=0,pb=3 $< > $@
$(project_dir)/kernel-image: $(project_dir)/vmlinux.bin.lzma $(project_dir)/../arm64/kernel_fdt_lzma.its $(project_dir)/target.dtb $(PWD)/$(CONFIG_LINUX_INITRD)
cp $(project_dir)/../arm64/kernel_fdt_lzma.its $(project_dir)
mkimage -f $(project_dir)/kernel_fdt_lzma.its $@
endif
ifeq ($(CONFIG_LINUXBOOT_UROOT),y)
$(PWD)/$(CONFIG_LINUX_INITRD):
$(MAKE) -f targets/u-root.mk
else else
$(PWD)/$(CONFIG_LINUX_INITRD): kernel:
echo "Building without u-root support" $(MAKE) -f targets/linux.mk
endif
else
kernel:
if [[ ! -f "$(top)/$(CONFIG_LINUXBOOT_KERNEL)" ]]; then \
echo "<< Linux kernel '$(CONFIG_LINUXBOOT_KERNEL)' is missing. >>"; \
exit 1; \
fi
endif endif
linuxboot: $(project_dir)/kernel-image $(PWD)/$(CONFIG_LINUX_INITRD) linuxboot: kernel initramfs
clean: clean:
if [ -d "$(kernel_dir)" ]; then rm -rf $(kernel_dir); fi if [ -d "$(kernel_dir)" ]; then rm -rf $(kernel_dir); fi
@ -104,4 +63,4 @@ clean:
distclean: distclean:
rm -rf $(project_dir) rm -rf $(project_dir)
.PHONY: config patch payload clean distclean clone fetch all toolchain .PHONY: linuxboot kernel initramfs u-root clean distclean

2
payloads/external/LinuxBoot/arm64/kernel_fdt_lzma.its vendored
View File

@ -46,7 +46,7 @@
}; };
ramdisk-1 { ramdisk-1 {
description = "Compressed Initramfs"; description = "Compressed Initramfs";
data = /incbin/("initramfs.cpio.xz"); data = /incbin/("u-initramfs");
type = "ramdisk"; type = "ramdisk";
arch = "arm64"; arch = "arm64";
os = "linux"; os = "linux";

95
payloads/external/LinuxBoot/targets/linux.mk vendored Normal file
View File

@ -0,0 +1,95 @@
## This file is part of the coreboot project.
##
## Copyright (C) 2017 Facebook Inc.
## Copyright (C) 2018 9elements Cyber Security
##
## This program is free software; you can redistribute it and/or modify
## it under the terms of the GNU General Public License as published by
## the Free Software Foundation; version 2 of the License.
##
## This program is distributed in the hope that it will be useful,
## but WITHOUT ANY WARRANTY; without even the implied warranty of
## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
## GNU General Public License for more details.
##
kernel_tarball=https://cdn.kernel.org/pub/linux/kernel/v4.x/linux-$(CONFIG_LINUXBOOT_KERNEL_VERSION).tar.xz
project_dir=linuxboot
kernel_dir=$(project_dir)/kernel
XGCCPATH?=$(PWD)/util/crossgcc/xgcc/bin
ifeq ($(CONFIG_LINUXBOOT_ARCH),i386)
LINUXBOOT_COMPILE?=$(XGCCPATH)/i386-linux-
ARCH?=x86
else ifeq ($(CONFIG_LINUXBOOT_ARCH),amd64)
LINUXBOOT_COMPILE?=$(XGCCPATH)/x86_64-linux-
ARCH?=x86_64
else ifeq ($(CONFIG_LINUXBOOT_ARCH),arm64)
LINUXBOOT_COMPILE?=$(XGCCPATH)/aarch64-linux-
ARCH?=arm64
endif
OBJCOPY:=$(LINUXBOOT_COMPILE)objcopy
all: kernel
toolchain:
if [[ ! -x "$(LINUXBOOT_COMPILE)gcc" ]]; then \
echo "Toolchain '$(LINUXBOOT_COMPILE)*' is missing."; \
exit 1; \
fi
$(kernel_dir)/.config:
echo " WWW Download Linux $(CONFIG_LINUXBOOT_KERNEL_VERSION)"
mkdir -p $(kernel_dir)
ifeq ("$(wildcard $(kernel_dir)/README)","")
curl -s $(kernel_tarball) | tar xJ -C $(kernel_dir) --strip 1
endif
config: $(kernel_dir)/.config
echo " CONFIG Linux $(CONFIG_LINUXBOOT_KERNEL_VERSION)"
ifneq ($(CONFIG_LINUXBOOT_KERNEL_CONFIGFILE),)
cp $(CONFIG_LINUXBOOT_KERNEL_CONFIGFILE) $(kernel_dir)/.config
else ifeq ($(CONFIG_LINUXBOOT_ARCH),i386)
cp x86/defconfig $(kernel_dir)/.config
else ifeq ($(CONFIG_LINUXBOOT_ARCH),amd64)
cp x86_64/defconfig $(kernel_dir)/.config
else ifeq ($(CONFIG_LINUXBOOT_ARCH),arm64)
cp arm64/defconfig $(kernel_dir)/.config
endif
ifneq (,$(filter $(CONFIG_LINUXBOOT_ARCH),i386 amd64))
$(kernel_dir)/arch/x86/boot/bzImage: config toolchain
else ifeq ($(CONFIG_LINUXBOOT_ARCH),arm64)
$(kernel_dir)/vmlinux: config toolchain
endif
echo " MAKE Kernel $(CONFIG_LINUXBOOT_KERNEL_VERSION)"
$(MAKE) -C $(kernel_dir) olddefconfig CROSS_COMPILE=$(LINUXBOOT_COMPILE) ARCH=$(ARCH)
$(MAKE) -C $(kernel_dir) -j $(CPUS) CROSS_COMPILE=$(LINUXBOOT_COMPILE) ARCH=$(ARCH)
ifneq (,$(filter $(CONFIG_LINUXBOOT_ARCH),i386 amd64))
$(project_dir)/bzImage: $(kernel_dir)/arch/x86/boot/bzImage
cp $< $@
else ifeq ($(CONFIG_LINUXBOOT_ARCH),arm64)
$(project_dir)/vmlinux.bin: $(kernel_dir)/vmlinux
$(OBJCOPY) -O binary $< $@
$(project_dir)/target.dtb: $(PWD)/$(CONFIG_LINUXBOOT_DTB_FILE)
cp $< $@
$(project_dir)/vmlinux.bin.lzma: $(project_dir)/vmlinux.bin
xz -c -k -f --format=lzma --lzma1=dict=1MiB,lc=3,lp=0,pb=3 $< > $@
$(project_dir)/uImage: $(project_dir)/vmlinux.bin.lzma $(project_dir)/../arm64/kernel_fdt_lzma.its $(project_dir)/target.dtb
cp $(project_dir)/../arm64/kernel_fdt_lzma.its $(project_dir)
cp $(PWD)/$(CONFIG_LINUXBOOT_INITRAMFS) $(project_dir)/u-initramfs
mkimage -f $(project_dir)/kernel_fdt_lzma.its $@
endif
ifneq (,$(filter $(CONFIG_LINUXBOOT_ARCH),i386 amd64))
kernel: $(project_dir)/bzImage
else ifeq ($(CONFIG_LINUXBOOT_ARCH),arm64)
kernel: $(project_dir)/uImage
endif
.PHONY: kernel config toolchain

19
payloads/external/LinuxBoot/targets/u-root.mk vendored
View File

@ -1,6 +1,7 @@
## This file is part of the coreboot project. ## This file is part of the coreboot project.
## ##
## Copyright (C) 2017 Facebook Inc. ## Copyright (C) 2017 Facebook Inc.
## Copyright (C) 2018 9elements Cyber Security
## ##
## This program is free software; you can redistribute it and/or modify ## This program is free software; you can redistribute it and/or modify
## it under the terms of the GNU General Public License as published by ## it under the terms of the GNU General Public License as published by
@ -22,7 +23,7 @@ project_dir=$(shell pwd)/linuxboot
project_name=u-root project_name=u-root
go_path_dir=$(shell pwd)/linuxboot/go go_path_dir=$(shell pwd)/linuxboot/go
all: build all: u-root
check: check:
ifeq ("$(go_version)","") ifeq ("$(go_version)","")
@ -66,29 +67,29 @@ $(uroot_dir)/u-root: $(uroot_dir)/u-root.go
echo " GO u-root" echo " GO u-root"
cd $(uroot_dir); GOPATH=$(go_path_dir) go build u-root.go cd $(uroot_dir); GOPATH=$(go_path_dir) go build u-root.go
$(project_dir)/initramfs.cpio.xz: checkout $(uroot_dir)/u-root $(project_dir)/initramfs_u-root.cpio.xz: checkout $(uroot_dir)/u-root
echo " MAKE u-root $(CONFIG_LINUXBOOT_UROOT_VERSION)" echo " MAKE u-root $(CONFIG_LINUXBOOT_UROOT_VERSION)"
ifneq ($(CONFIG_LINUXBOOT_UROOT_COMMANDS),) ifneq ($(CONFIG_LINUXBOOT_UROOT_COMMANDS),)
ifneq ($(CONFIG_LINUXBOOT_UROOT_FILES),) ifneq ($(CONFIG_LINUXBOOT_UROOT_FILES),)
cd $(uroot_dir); GOARCH=$(CONFIG_LINUXBOOT_ARCH) GOPATH=$(go_path_dir) ./u-root \ cd $(uroot_dir); GOARCH=$(CONFIG_LINUXBOOT_ARCH) GOPATH=$(go_path_dir) ./u-root \
-build=bb -files $(CONFIG_LINUXBOOT_UROOT_FILES) -o $(project_dir)/initramfs.cpio \ -build=bb -files $(CONFIG_LINUXBOOT_UROOT_FILES) -o $(project_dir)/initramfs_u-root.cpio \
$(patsubst %,cmds/%,$(CONFIG_LINUXBOOT_UROOT_COMMANDS)) $(patsubst %,cmds/%,$(CONFIG_LINUXBOOT_UROOT_COMMANDS))
else else
cd $(uroot_dir); GOARCH=$(CONFIG_LINUXBOOT_ARCH) GOPATH=$(go_path_dir) ./u-root \ cd $(uroot_dir); GOARCH=$(CONFIG_LINUXBOOT_ARCH) GOPATH=$(go_path_dir) ./u-root \
-build=bb -o $(project_dir)/initramfs.cpio \ -build=bb -o $(project_dir)/initramfs_u-root.cpio \
$(patsubst %,cmds/%,$(CONFIG_LINUXBOOT_UROOT_COMMANDS)) $(patsubst %,cmds/%,$(CONFIG_LINUXBOOT_UROOT_COMMANDS))
endif endif
else else
ifneq ($(CONFIG_LINUXBOOT_UROOT_FILES),) ifneq ($(CONFIG_LINUXBOOT_UROOT_FILES),)
cd $(uroot_dir); GOARCH=$(CONFIG_LINUXBOOT_ARCH) GOPATH=$(go_path_dir) ./u-root \ cd $(uroot_dir); GOARCH=$(CONFIG_LINUXBOOT_ARCH) GOPATH=$(go_path_dir) ./u-root \
-build=bb -files $(CONFIG_LINUXBOOT_UROOT_FILES) -o $(project_dir)/initramfs.cpio coreboot-app -build=bb -files $(CONFIG_LINUXBOOT_UROOT_FILES) -o $(project_dir)/initramfs_u-root.cpio coreboot-app
else else
cd $(uroot_dir); GOARCH=$(CONFIG_LINUXBOOT_ARCH) GOPATH=$(go_path_dir) ./u-root \ cd $(uroot_dir); GOARCH=$(CONFIG_LINUXBOOT_ARCH) GOPATH=$(go_path_dir) ./u-root \
-build=bb -o $(project_dir)/initramfs.cpio coreboot-app -build=bb -o $(project_dir)/initramfs_u-root.cpio coreboot-app
endif endif
endif endif
xz -f --check=crc32 -9 --lzma2=dict=1MiB --threads=$(CPUS) $(project_dir)/initramfs.cpio xz -f --check=crc32 -9 --lzma2=dict=1MiB --threads=$(CPUS) $(project_dir)/initramfs_u-root.cpio
build: $(project_dir)/initramfs.cpio.xz u-root: $(project_dir)/initramfs_u-root.cpio.xz
.PHONY: build checkout fetch all check .PHONY: u-root checkout fetch all check

22
payloads/external/Makefile.inc vendored
View File

@ -37,7 +37,10 @@ ifneq ($(strip $(call strip_quotes,$(CONFIG_LINUX_COMMAND_LINE))),)
ADDITIONAL_PAYLOAD_CONFIG+=-C $(CONFIG_LINUX_COMMAND_LINE) ADDITIONAL_PAYLOAD_CONFIG+=-C $(CONFIG_LINUX_COMMAND_LINE)
endif endif
ifneq ($(strip $(call strip_quotes,$(CONFIG_LINUX_INITRD))),) ifneq ($(strip $(call strip_quotes,$(CONFIG_LINUX_INITRD))),)
ifneq ($(CONFIG_LINUXBOOT_ARM64),y)
ADDITIONAL_PAYLOAD_CONFIG+=-I $(CONFIG_LINUX_INITRD) ADDITIONAL_PAYLOAD_CONFIG+=-I $(CONFIG_LINUX_INITRD)
prebuilt-files += $(strip $(call strip_quotes,$(CONFIG_LINUX_INITRD)))
endif
endif endif
endif endif
ifneq ($(strip $(call strip_quotes,$(CONFIG_PAYLOAD_OPTIONS))),) ifneq ($(strip $(call strip_quotes,$(CONFIG_PAYLOAD_OPTIONS))),)
@ -256,21 +259,24 @@ payloads/external/iPXE/ipxe/ipxe.rom ipxe: $(DOTCONFIG)
linuxboot: linuxboot:
$(MAKE) -C payloads/external/LinuxBoot \ $(MAKE) -C payloads/external/LinuxBoot \
CPUS=$(CPUS) \ CPUS=$(CPUS) \
CONFIG_LINUXBOOT_ARCH=$(CONFIG_LINUXBOOT_ARCH) \
CONFIG_LINUXBOOT_KERNEL=$(CONFIG_PAYLOAD_FILE) \
CONFIG_LINUXBOOT_INITRAMFS=$(CONFIG_LINUX_INITRD) \
CONFIG_LINUXBOOT_COMPILE_KERNEL=$(CONFIG_LINUXBOOT_COMPILE_KERNEL) \
CONFIG_LINUXBOOT_BUILD_INITRAMFS=$(CONFIG_LINUXBOOT_BUILD_INITRAMFS) \
CONFIG_LINUXBOOT_KERNEL_VERSION=$(CONFIG_LINUXBOOT_KERNEL_VERSION) \ CONFIG_LINUXBOOT_KERNEL_VERSION=$(CONFIG_LINUXBOOT_KERNEL_VERSION) \
CONFIG_LINUXBOOT_KERNEL_CONFIGFILE=$(CONFIG_LINUXBOOT_KERNEL_CONFIGFILE) \ CONFIG_LINUXBOOT_KERNEL_CONFIGFILE=$(CONFIG_LINUXBOOT_KERNEL_CONFIGFILE) \
CONFIG_LINUXBOOT_UROOT=$(CONFIG_LINUXBOOT_UROOT) \
CONFIG_LINUXBOOT_UROOT_VERSION=$(CONFIG_LINUXBOOT_UROOT_VERSION) \ CONFIG_LINUXBOOT_UROOT_VERSION=$(CONFIG_LINUXBOOT_UROOT_VERSION) \
CONFIG_LINUXBOOT_UROOT_COMMANDS=$(CONFIG_LINUXBOOT_UROOT_COMMANDS) \ CONFIG_LINUXBOOT_UROOT_COMMANDS=$(CONFIG_LINUXBOOT_UROOT_COMMANDS) \
CONFIG_LINUXBOOT_ARCH=$(CONFIG_LINUXBOOT_ARCH) \
CONFIG_LINUXBOOT_UROOT=$(CONFIG_LINUXBOOT_UROOT) \
CONFIG_LINUXBOOT_UROOT_FILES=$(CONFIG_LINUXBOOT_UROOT_FILES) \ CONFIG_LINUXBOOT_UROOT_FILES=$(CONFIG_LINUXBOOT_UROOT_FILES) \
CONFIG_LINUXBOOT_DTB_FILE=$(CONFIG_LINUXBOOT_DTB_FILE) \ CONFIG_LINUXBOOT_DTB_FILE=$(CONFIG_LINUXBOOT_DTB_FILE)
CONFIG_LINUX_INITRD=$(CONFIG_LINUX_INITRD)
payloads/external/LinuxBoot/linuxboot/bzImage: linuxboot
payloads/external/LinuxBoot/linuxboot/uImage: linuxboot
payloads/external/LinuxBoot/linuxboot/initramfs_u-root.cpio.xz: linuxboot
payloads/external/LinuxBoot/linuxboot/kernel-image: linuxboot # Yabits
payloads/external/LinuxBoot/linuxboot/initramfs.cpio.xz: linuxboot
payloads/external/LinuxBoot/linuxboot/kernel/.config: linuxboot
payloads/external/LinuxBoot/linuxboot/go/src/github.com/u-root/u-root/.git: linuxboot
payloads/external/Yabits/uefi/build/uefi.elf yabits: payloads/external/Yabits/uefi/build/uefi.elf yabits:
$(MAKE) -C payloads/external/Yabits all \ $(MAKE) -C payloads/external/Yabits all \