summaryrefslogtreecommitdiff
path: root/payloads
diff options
context:
space:
mode:
authorMarcello Sylvester Bauer <info@marcellobauer.com>2018-12-05 08:45:26 +0100
committerPhilipp Deppenwiese <zaolin.daisuki@gmail.com>2019-04-15 23:23:52 +0000
commit79f92910ebb1a281b87cd2586cff9c5d06478d6c (patch)
tree0fe8cb46aaa0c85930a5ed9a47801f46796340b7 /payloads
parent59a407349b6ed15fd83023b96ee559b7771c52f8 (diff)
downloadcoreboot-79f92910ebb1a281b87cd2586cff9c5d06478d6c.tar.xz
LinuxBoot/targets/linux.mk: refactor kernel compilation
Refactor the linux kernel compilation. Change-Id: Iea2e2c8a22a91bdd2e3f83cd3058426acec3eaba Signed-off-by: Marcello Sylvester Bauer <info@marcellobauer.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/30053 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Philipp Deppenwiese <zaolin.daisuki@gmail.com>
Diffstat (limited to 'payloads')
-rw-r--r--payloads/external/LinuxBoot/Kconfig89
-rw-r--r--payloads/external/LinuxBoot/Makefile4
-rw-r--r--payloads/external/LinuxBoot/arm64/kernel_fdt_lzma.its2
-rw-r--r--payloads/external/LinuxBoot/targets/linux.mk147
-rw-r--r--payloads/external/LinuxBoot/targets/u-root.mk6
-rw-r--r--payloads/external/Makefile.inc13
6 files changed, 183 insertions, 78 deletions
diff --git a/payloads/external/LinuxBoot/Kconfig b/payloads/external/LinuxBoot/Kconfig
index 31b238ca4f..ccf62b8237 100644
--- a/payloads/external/LinuxBoot/Kconfig
+++ b/payloads/external/LinuxBoot/Kconfig
@@ -41,18 +41,16 @@ config LINUXBOOT_ARM64
endchoice
-config LINUXBOOT_ARCH
- string
- default "amd64" if LINUXBOOT_X86_64
- default "i386" if LINUXBOOT_X86
- default "arm64" if LINUXBOOT_ARM64
-
comment "Linux kernel"
config LINUXBOOT_COMPILE_KERNEL
bool "Compile kernel"
default n
+if LINUXBOOT_COMPILE_KERNEL
+comment "parse linux crosscompiler with: LINUXBOOT_CROSS_COMPILE"
+endif
+
config LINUXBOOT_KERNEL_PATH
string "Path to kernel"
default "Image"
@@ -61,32 +59,85 @@ config LINUXBOOT_KERNEL_PATH
if LINUXBOOT_COMPILE_KERNEL
choice
- prompt "Kernel version"
+ prompt "Kernel release"
default LINUXBOOT_KERNEL_STABLE
+ help
+ Choose the kernel release.
+
+ Select 'custom' if your want to define the kernel version.
+ For more information about the current 'mainline', 'stable' or 'longterm'
+ version, visit: https://www.kernel.org/
+
+config LINUXBOOT_KERNEL_MAINLINE
+ bool "mainline"
+ help
+ Mainline kernel version
config LINUXBOOT_KERNEL_STABLE
- bool "4.14.67"
+ bool "stable"
help
Stable kernel version
-config LINUXBOOT_KERNEL_LATEST
- bool "4.18.5"
+config LINUXBOOT_KERNEL_LONGTERM
+ bool "longterm"
help
- Latest kernel version
+ Longterm (LTS) kernel version
+
+config LINUXBOOT_KERNEL_CUSTOM
+ bool "custom"
+ help
+ Custom kernel version
endchoice
-config LINUXBOOT_KERNEL_VERSION
- string
- default "4.18.5" if LINUXBOOT_KERNEL_LATEST
- default "4.14.67" if LINUXBOOT_KERNEL_STABLE
+config LINUXBOOT_KERNEL_CUSTOM_VERSION
+ string "kernel version"
+ default ""
+ depends on LINUXBOOT_KERNEL_CUSTOM
+ help
+ Choose the Linux kernel version number. (x.x.x)
+ Release candidate kernels (rc) are currently are not supported.
+
+choice
+ prompt "Kernel configuration"
+ default LINUXBOOT_KERNEL_ARCH_DEFAULT_CONFIG
+
+config LINUXBOOT_KERNEL_ARCH_DEFAULT_CONFIG
+ bool "Default architecture configuration"
+ help
+ This option will use the default configuration for the
+ selected architecture.
+
+config LINUXBOOT_KERNEL_CUSTOM_CONFIG
+ bool "Custom (def)config file"
+ help
+
+endchoice
config LINUXBOOT_KERNEL_CONFIGFILE
- string "Kernel config file"
- default ""
+ string "Config file path"
+ default "defconfig"
+ depends on LINUXBOOT_KERNEL_CUSTOM_CONFIG
help
- Add your own kernel configuration file. Otherwise a default
- minimal defconfig is used.
+ Path to the kernel configuration file.
+
+ Note: this can be a defconfig file or a complete .config file.
+
+choice LINUXBOOT_KERNEL_FORMAT
+ prompt "Kernel binary format"
+ default LINUXBOOT_KERNEL_BZIMAGE if LINUXBOOT_X86 || LINUXBOOT_X86_64
+ default LINUXBOOT_KERNEL_UIMAGE if LINUXBOOT_ARM64
+
+config LINUXBOOT_KERNEL_BZIMAGE
+ bool "bzImage"
+ depends on LINUXBOOT_X86 || LINUXBOOT_X86_64
+
+config LINUXBOOT_KERNEL_UIMAGE
+ bool "uImage"
+ depends on LINUXBOOT_ARM64
+
+endchoice
+
config LINUXBOOT_DTB_FILE
string "Compiled devicetree file"
diff --git a/payloads/external/LinuxBoot/Makefile b/payloads/external/LinuxBoot/Makefile
index a67b16ae70..5840e8e211 100644
--- a/payloads/external/LinuxBoot/Makefile
+++ b/payloads/external/LinuxBoot/Makefile
@@ -45,6 +45,10 @@ endif
ifeq ($(CONFIG_LINUXBOOT_COMPILE_KERNEL),y)
ifeq ($(CONFIG_LINUXBOOT_ARCH),arm64)
kernel: initramfs
+ if [[ ! -f "$(top)/$(CONFIG_LINUXBOOT_DTB_FILE)" ]]; then \
+ echo "<< Linux kernel devicetree is missing. >>"; \
+ exit 1; \
+ fi
$(MAKE) -f targets/linux.mk
else
kernel:
diff --git a/payloads/external/LinuxBoot/arm64/kernel_fdt_lzma.its b/payloads/external/LinuxBoot/arm64/kernel_fdt_lzma.its
index 26a81207b5..3087e69a74 100644
--- a/payloads/external/LinuxBoot/arm64/kernel_fdt_lzma.its
+++ b/payloads/external/LinuxBoot/arm64/kernel_fdt_lzma.its
@@ -46,7 +46,7 @@
};
ramdisk-1 {
description = "Compressed Initramfs";
- data = /incbin/("u-initramfs");
+ data = /incbin/("initramfs");
type = "ramdisk";
arch = "arm64";
os = "linux";
diff --git a/payloads/external/LinuxBoot/targets/linux.mk b/payloads/external/LinuxBoot/targets/linux.mk
index 91118d4496..5632a0b923 100644
--- a/payloads/external/LinuxBoot/targets/linux.mk
+++ b/payloads/external/LinuxBoot/targets/linux.mk
@@ -13,83 +13,120 @@
## GNU General Public License for more details.
##
-kernel_tarball=https://cdn.kernel.org/pub/linux/kernel/v4.x/linux-$(CONFIG_LINUXBOOT_KERNEL_VERSION).tar.xz
+ARCH-$(CONFIG_LINUXBOOT_X86_64)=x86_64
+ARCH-$(CONFIG_LINUXBOOT_X86)=x86
+ARCH-$(CONFIG_LINUXBOOT_ARM64)=arm64
+
+TAG-$(CONFIG_LINUXBOOT_KERNEL_MAINLINE)=mainline
+TAG-$(CONFIG_LINUXBOOT_KERNEL_STABLE)=stable
+TAG-$(CONFIG_LINUXBOOT_KERNEL_LONGTERM)=longterm
+
+pwd:=$(shell pwd)
+top:=../../..
project_dir=linuxboot
-kernel_dir=$(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?=$(XGCCPATH)/aarch64-linux-
-ARCH?=arm64
+tarball_dir:=$(project_dir)/tarball
+decompress_flag=.done
+
+OBJCOPY:=$(LINUXBOOT_CROSS_COMPILE)objcopy
+
+ifeq ($(CONFIG_LINUXBOOT_KERNEL_CUSTOM),y)
+ kernel_version:=$(CONFIG_LINUXBOOT_KERNEL_CUSTOM_VERSION)
+else
+ kernel_version:=$(shell curl -s -k https://www.kernel.org/feeds/kdist.xml | \
+ sed -n -e 's@.*<guid isPermaLink="false">\(.*\)</guid>.*@\1@p' | \
+ awk -F ',' '/$(TAG-y)/{ print $$3 }' | \
+ head -n 1)
endif
-OBJCOPY:=$(LINUXBOOT_COMPILE)objcopy
+kernel_dir=$(project_dir)/kernel-$(subst .,_,$(kernel_version))
+kernel_tarball=linux-$(kernel_version).tar
+kernel_mirror=https://mirrors.edge.kernel.org/pub/linux/kernel
+
+ifeq ($(findstring x2.6.,x$(kernel_version)),x2.6.)
+kernel_mirror_path := $(kernel_mirror)/v2.6
+else ifeq ($(findstring x3.,x$(kernel_version)),x3.)
+kernel_mirror_path := $(kernel_mirror)/v3.x
+else ifeq ($(findstring x4.,x$(kernel_version)),x4.)
+kernel_mirror_path := $(kernel_mirror)/v4.x
+else ifeq ($(findstring x5.,x$(kernel_version)),x5.)
+kernel_mirror_path := $(kernel_mirror)/v5.x
+endif
all: kernel
-toolchain:
- if [[ ! -x "$(LINUXBOOT_COMPILE)gcc" ]]; then \
- echo "Toolchain '$(LINUXBOOT_COMPILE)*' is missing."; \
- exit 1; \
- fi
+lookup:
+ifeq ($(kernel_version),)
+ $(error kernel version lookup failed for $(TAG-y) release)
+endif
+ @echo " WWW Kernel [$(TAG-y)] $(kernel_version)"
-$(kernel_dir)/.config:
- echo " WWW Download Linux $(CONFIG_LINUXBOOT_KERNEL_VERSION)"
- mkdir -p $(kernel_dir)
-ifeq ("$(wildcard $(kernel_dir)/README)","")
- curl -s $(kernel_tarball) | tar xJ -C $(kernel_dir) --strip 1
+fetch:
+ifneq ($(shell [[ -d "$(kernel_dir)" && -f "$(kernel_dir)/$(decompress_flag)" ]];echo $$?),0)
+ mkdir -p $(tarball_dir)
+ if [[ ! -f $(tarball_dir)/$(kernel_tarball).xz && ! -f $(tarball_dir)/$(kernel_tarball).xz ]]; then \
+ echo " WWW $(kernel_tarball).xz"; \
+ cd $(tarball_dir); \
+ curl -OLs "$(kernel_mirror_path)/$(kernel_tarball).xz"; \
+ cd $(pwd); \
+ fi
endif
-config: $(kernel_dir)/.config
- echo " CONFIG Linux $(CONFIG_LINUXBOOT_KERNEL_VERSION)"
-ifneq ($(CONFIG_LINUXBOOT_KERNEL_CONFIGFILE),)
+unpack: fetch
+ if [[ -d "$(kernel_dir)" && ! -f "$(kernel_dir)/$(decompress_flag)" ]]; then \
+ rm -rf $(kernel_dir); \
+ fi
+ if [[ ! -d "$(kernel_dir)" ]]; then \
+ mkdir $(kernel_dir); \
+ echo " XZ $(kernel_tarball).xz"; \
+ tar xJf $(tarball_dir)/$(kernel_tarball).xz --strip 1 -C $(kernel_dir); \
+ fi
+ touch $(kernel_dir)/$(decompress_flag)
+
+$(kernel_dir)/.config: unpack
+ @echo " CONFIG Linux $(kernel_version)"
+ifeq ($(CONFIG_LINUXBOOT_KERNEL_CUSTOM_CONFIG),y)
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
+else
+ cp $(ARCH-y)/defconfig $(kernel_dir)/.config
endif
+ $(MAKE) -C $(kernel_dir) olddefconfig ARCH=$(ARCH-y)
-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
+build: $(kernel_dir)/.config
+ @echo " MAKE Linux $(kernel_version)"
+ifeq ($(CONFIG_LINUXBOOT_KERNEL_BZIMAGE),y)
+ $(MAKE) -C $(kernel_dir) CROSS_COMPILE=$(LINUXBOOT_CROSS_COMPILE) ARCH=$(ARCH-y) bzImage
+else
+ifeq ($(CONFIG_LINUXBOOT_KERNEL_UIMAGE),y)
+ $(MAKE) -C $(kernel_dir) CROSS_COMPILE=$(LINUXBOOT_CROSS_COMPILE) ARCH=$(ARCH-y) vmlinux
+endif
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: $(kernel_dir)/arch/x86/boot/bzImage
+ifeq ($(CONFIG_LINUXBOOT_KERNEL_BZIMAGE),y)
+$(top)/$(CONFIG_LINUXBOOT_KERNEL): build
+ @echo " CP bzImage"
+ cp $(kernel_dir)/arch/x86/boot/bzImage $@
+else
+ifeq ($(CONFIG_LINUXBOOT_KERNEL_UIMAGE),y)
+$(project_dir)/target.dtb: $(top)/$(CONFIG_LINUXBOOT_DTB_FILE)
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 $(project_dir)/target.dtb
+$(top)/$(CONFIG_LINUXBOOT_KERNEL): build $(project_dir)/vmlinux.bin.lzma $(project_dir)/target.dtb
cp $(project_dir)/../arm64/kernel_fdt_lzma.its $(project_dir)
- cp $(PWD)/$(CONFIG_LINUXBOOT_INITRAMFS)$(CONFIG_LINUXBOOT_INITRAMFS_SUFFIX) $(project_dir)/u-initramfs
+ cp $(top)/$(CONFIG_LINUXBOOT_INITRAMFS)$(CONFIG_LINUXBOOT_INITRAMFS_SUFFIX) $(project_dir)/initramfs
mkimage -f $(project_dir)/kernel_fdt_lzma.its $@
+else
+ $(error Kernel image format not found)
+ exit 1
+endif
endif
-ifneq (,$(filter $(CONFIG_LINUXBOOT_ARCH),i386 amd64))
-kernel: $(project_dir)/bzImage
-else ifeq ($(CONFIG_LINUXBOOT_ARCH),arm64)
-kernel: $(project_dir)/uImage
+ifneq ($(TAG-y),)
+kernel: lookup $(top)/$(CONFIG_LINUXBOOT_KERNEL)
+else
+kernel: $(top)/$(CONFIG_LINUXBOOT_KERNEL)
endif
-.PHONY: kernel config toolchain
+.PHONY: all kernel build unpack fetch check
diff --git a/payloads/external/LinuxBoot/targets/u-root.mk b/payloads/external/LinuxBoot/targets/u-root.mk
index 86c9019dce..28d7dbbb33 100644
--- a/payloads/external/LinuxBoot/targets/u-root.mk
+++ b/payloads/external/LinuxBoot/targets/u-root.mk
@@ -18,6 +18,10 @@ go_path_dir=$(project_dir)/go
uroot_bin=$(project_dir)/u-root
uroot_package=github.com/u-root/u-root
+ARCH-$(CONFIG_LIBUXBOOT_X86_64)=amd64
+ARCH-$(CONFIG_LINUXBOOT_X86)=i386
+ARCH-$(CONFIG_LINUXBOOT_ARM64)=arm64
+
go_version=$(shell go version | sed -nr 's/.*go([0-9]+\.[0-9]+.?[0-9]?).*/\1/p' )
go_version_major=$(shell echo $(go_version) | sed -nr 's/^([0-9]+)\.([0-9]+)\.?([0-9]*)$$/\1/p')
go_version_minor=$(shell echo $(go_version) | sed -nr 's/^([0-9]+)\.([0-9]+)\.?([0-9]*)$$/\2/p')
@@ -64,7 +68,7 @@ build: checkout
GOPATH=$(go_path_dir) go build -o $(uroot_bin) $(uroot_package)
u-root: build
- GOARCH=$(CONFIG_LINUXBOOT_ARCH) GOPATH=$(go_path_dir) $(uroot_bin) \
+ GOARCH=$(ARCH-y) GOPATH=$(go_path_dir) $(uroot_bin) \
$(uroot_args) -o $(project_dir)/initramfs_u-root.cpio $(uroot_cmds)
.PHONY: all u-root build checkout get version
diff --git a/payloads/external/Makefile.inc b/payloads/external/Makefile.inc
index 5f9d8006d3..5edbb81b18 100644
--- a/payloads/external/Makefile.inc
+++ b/payloads/external/Makefile.inc
@@ -260,13 +260,22 @@ payloads/external/iPXE/ipxe/ipxe.rom ipxe: $(DOTCONFIG)
linuxboot:
$(MAKE) -C payloads/external/LinuxBoot \
CPUS=$(CPUS) \
- CONFIG_LINUXBOOT_ARCH=$(CONFIG_LINUXBOOT_ARCH) \
+ CONFIG_LINUXBOOT_X86_64=$(CONFIG_LINUXBOOT_X86_64) \
+ CONFIG_LINUXBOOT_X86=$(CONFIG_LINUXBOOT_X86) \
+ CONFIG_LINUXBOOT_ARM64=$(CONFIG_LINUXBOOT_ARM64) \
CONFIG_LINUXBOOT_KERNEL=$(CONFIG_PAYLOAD_FILE) \
CONFIG_LINUXBOOT_INITRAMFS=$(CONFIG_LINUX_INITRD) \
CONFIG_LINUXBOOT_INITRAMFS_SUFFIX=$(CONFIG_LINUXBOOT_INITRAMFS_SUFFIX) \
CONFIG_LINUXBOOT_COMPILE_KERNEL=$(CONFIG_LINUXBOOT_COMPILE_KERNEL) \
CONFIG_LINUXBOOT_BUILD_INITRAMFS=$(CONFIG_LINUXBOOT_BUILD_INITRAMFS) \
- CONFIG_LINUXBOOT_KERNEL_VERSION=$(CONFIG_LINUXBOOT_KERNEL_VERSION) \
+ CONFIG_LINUXBOOT_KERNEL_MAINLINE=$(CONFIG_LINUXBOOT_KERNEL_MAINLINE) \
+ CONFIG_LINUXBOOT_KERNEL_STABLE=$(CONFIG_LINUXBOOT_KERNEL_STABLE) \
+ CONFIG_LINUXBOOT_KERNEL_LONGTERM=$(CONFIG_LINUXBOOT_KERNEL_LONGTERM) \
+ CONFIG_LINUXBOOT_KERNEL_CUSTOM=$(CONFIG_LINUXBOOT_KERNEL_CUSTOM) \
+ CONFIG_LINUXBOOT_KERNEL_CUSTOM_VERSION=$(CONFIG_LINUXBOOT_KERNEL_CUSTOM_VERSION) \
+ CONFIG_LINUXBOOT_KERNEL_CUSTOM_CONFIG=$(CONFIG_LINUXBOOT_KERNEL_CUSTOM_CONFIG) \
+ CONFIG_LINUXBOOT_KERNEL_BZIMAGE=$(CONFIG_LINUXBOOT_KERNEL_BZIMAGE) \
+ CONFIG_LINUXBOOT_KERNEL_UIMAGE=$(CONFIG_LINUXBOOT_KERNEL_UIMAGE) \
CONFIG_LINUXBOOT_KERNEL_CONFIGFILE=$(CONFIG_LINUXBOOT_KERNEL_CONFIGFILE) \
CONFIG_LINUXBOOT_INITRAMFS_COMPRESSION_XZ=$(CONFIG_LINUXBOOT_INITRAMFS_COMPRESSION_XZ) \
CONFIG_LINUXBOOT_UROOT=$(CONFIG_LINUXBOOT_UROOT) \