From 0f0e4e6c66b53098404ee00b001819b8b86f8e4b Mon Sep 17 00:00:00 2001 From: Philipp Deppenwiese Date: Tue, 19 Jun 2018 20:22:32 +0200 Subject: payloads: Add LinuxBoot payload in u-root mode * Add LinuxBoot support * Add u-root mode * Download kernel and u-root from upstream sources. * Add customization options * Clean kernel only if directory exists Change-Id: I3a25ff6812e046acc688cbbb203cf262ad751659 Signed-off-by: Philipp Deppenwiese Reviewed-on: https://review.coreboot.org/23071 Reviewed-by: Ronald G. Minnich Tested-by: build bot (Jenkins) --- payloads/external/LinuxBoot/Kconfig | 113 ++++++++++++++++++++++++++ payloads/external/LinuxBoot/Kconfig.name | 23 ++++++ payloads/external/LinuxBoot/Makefile | 63 ++++++++++++++ payloads/external/LinuxBoot/targets/u-root.mk | 80 ++++++++++++++++++ 4 files changed, 279 insertions(+) create mode 100644 payloads/external/LinuxBoot/Kconfig create mode 100644 payloads/external/LinuxBoot/Kconfig.name create mode 100644 payloads/external/LinuxBoot/Makefile create mode 100644 payloads/external/LinuxBoot/targets/u-root.mk (limited to 'payloads/external/LinuxBoot') diff --git a/payloads/external/LinuxBoot/Kconfig b/payloads/external/LinuxBoot/Kconfig new file mode 100644 index 0000000000..74e6c9451c --- /dev/null +++ b/payloads/external/LinuxBoot/Kconfig @@ -0,0 +1,113 @@ +## This file is part of the coreboot project. +## +## Copyright (C) 2017 Facebook Inc. +## +## 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. +## + +if PAYLOAD_LINUXBOOT + +choice + prompt "Architecture" + default LINUXBOOT_X86_64 + +config LINUXBOOT_X86_64 + bool "x86_64" + help + AMD64 kernel and initramfs + +config LINUXBOOT_X86 + bool "x86" + help + X86 kernel and initramfs +endchoice + +config LINUXBOOT_ARCH + string + default "amd64" if LINUXBOOT_X86_64 + default "386" if LINUXBOOT_X86 + +choice + prompt "Kernel version" + default LINUXBOOT_KERNEL_STABLE + +config LINUXBOOT_KERNEL_STABLE + bool "4.15.3" + help + Stable kernel version +endchoice + +config LINUXBOOT_KERNEL_VERSION + string + default "4.15.3" if LINUXBOOT_KERNEL_STABLE + +config LINUXBOOT_KERNEL_CONFIGFILE + string "Kernel config file" + default "" + help + Add your own kernel configuration file. Otherwise a default + minimal defconfig is used. + +config LINUXBOOT_KERNEL_COMMANDLINE + string "Kernel command-line" + default "" + help + Add your own kernel command-line arguments. + +config PAYLOAD_FILE + default "payloads/external/LinuxBoot/linuxboot/kernel-image" + +choice + prompt "Payload Mode" + default LINUXBOOT_UROOT + +config LINUXBOOT_UROOT + bool "u-root" + help + Enable u-root linuxboot mode. + See http://u-root.tk/ for more information. +endchoice + +if LINUXBOOT_UROOT + +choice + prompt "U-root version" + default LINUXBOOT_UROOT_MASTER + +config LINUXBOOT_UROOT_MASTER + bool "master" + help + Latest u-root version +endchoice + +config LINUXBOOT_UROOT_VERSION + string + default "master" if LINUXBOOT_UROOT_MASTER + +config LINUXBOOT_UROOT_COMMANDS + string "Select u-root commands" + default "" + help + Comma separated list of additional modules to include. Otherwise all modules + of u-root are included. + +config LINUXBOOT_UROOT_FILES + string "Add files to u-root base" + default "" + help + Path to directory containing root structure for embedding into the + initramfs. + +config PAYLOAD_USERSPACE + string "" + default "payloads/external/LinuxBoot/linuxboot/initramfs.cpio.xz" + +endif +endif diff --git a/payloads/external/LinuxBoot/Kconfig.name b/payloads/external/LinuxBoot/Kconfig.name new file mode 100644 index 0000000000..b7b10853ad --- /dev/null +++ b/payloads/external/LinuxBoot/Kconfig.name @@ -0,0 +1,23 @@ +## This file is part of the coreboot project. +## +## Copyright (C) 2017 Facebook Inc. +## +## 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. +## + +config PAYLOAD_LINUXBOOT + bool "LinuxBoot" + depends on ARCH_X86 + help + Select this option if you want to build a coreboot image + with a LinuxBoot payload. If you don't know what this is + about, just leave it enabled. + + See https://coreboot.org/Payloads for more information. diff --git a/payloads/external/LinuxBoot/Makefile b/payloads/external/LinuxBoot/Makefile new file mode 100644 index 0000000000..10ad0c3391 --- /dev/null +++ b/payloads/external/LinuxBoot/Makefile @@ -0,0 +1,63 @@ +## This file is part of the coreboot project. +## +## Copyright (C) 2017 Facebook Inc. +## +## 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 + +unexport $(COREBOOT_EXPORTS) + +all: payload + +$(kernel_dir)/.config: + echo " WWW Download Linux $(CONFIG_LINUXBOOT_KERNEL_VERSION)" + mkdir -p $(kernel_dir) +ifeq ("$(wildcard $(kernel_dir)/README)","") + wget -qO- $(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) $(kernel_dir)/.config +endif +ifeq ($(CONFIG_LINUXBOOT_ARCH),386) + cp x86/defconfig $(kernel_dir)/.config +else ifeq ($(CONFIG_LINUXBOOT_ARCH),amd64) + cp x86_64/defconfig $(kernel_dir)/.config +endif + +$(project_dir)/kernel-image: config + echo " MAKE Kernel $(CONFIG_LINUXBOOT_KERNEL_VERSION)" + $(MAKE) -C $(kernel_dir) olddefconfig + $(MAKE) -C $(kernel_dir) -j $(CPUS) +ifeq ($(CONFIG_LINUXBOOT_ARCH),386) + cp $(kernel_dir)/arch/x86/boot/bzImage $(project_dir)/kernel-image +else ifeq ($(CONFIG_LINUXBOOT_ARCH),amd64) + cp $(kernel_dir)/arch/x86/boot/bzImage $(project_dir)/kernel-image +endif + +payload: $(project_dir)/kernel-image +ifeq ($(CONFIG_LINUXBOOT_UROOT),y) + $(MAKE) -f targets/u-root.mk +endif + +clean: + if [ -d "$(kernel_dir)" ]; then make -C $(kernel_dir) clean; fi + rm -f $(project_dir)/initramfs.cpio.xz + +distclean: + rm -rf $(project_dir) + +.PHONY: config patch payload clean distclean clone fetch all diff --git a/payloads/external/LinuxBoot/targets/u-root.mk b/payloads/external/LinuxBoot/targets/u-root.mk new file mode 100644 index 0000000000..9b0e5687d7 --- /dev/null +++ b/payloads/external/LinuxBoot/targets/u-root.mk @@ -0,0 +1,80 @@ +## This file is part of the coreboot project. +## +## Copyright (C) 2017 Facebook Inc. +## +## This program is free software; you can redistribute it and/or modify +## it under the terms of the GNU General Public License as published by +## the Free Software Foundation; version 2 of the License. +## +## This program is distributed in the hope that it will be useful, +## but WITHOUT ANY WARRANTY; without even the implied warranty of +## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +## GNU General Public License for more details. +## + +uroot_git_repo=https://github.com/u-root/u-root.git +uroot_dir=$(project_dir)/go/src/github.com/u-root/u-root +go_check=$(shell command -v go 1>/dev/null 2>&1 && echo go) +project_dir=$(shell pwd)/linuxboot +project_name=u-root +go_path_dir=$(shell pwd)/linuxboot/go + +all: build + +check: +ifneq ($(go_check),go) + printf "\n<= 1.9 for u-root mode>>\n\n" + exit 1 +endif + mkdir -p $(project_dir)/go/src/github.com/u-root + +$(uroot_dir)/.git: + echo " Git Cloning u-root $(CONFIG_LINUXBOOT_UROOT_VERSION)" + git clone $(uroot_git_repo) $(uroot_dir) + +fetch: check $(uroot_dir)/.git + -cd "$(uroot_dir)" && git fetch origin + +checkout: fetch + cd "$(uroot_dir)" && \ + if ! git diff --quiet _cb_checkout "$(CONFIG_LINUXBOOT_UROOT_VERSION)" -- 2>/dev/null; \ + then \ + printf " CHECKOUT $(project_name) [$(CONFIG_LINUXBOOT_UROOT_VERSION)]\n"; \ + git checkout $$(git rev-parse HEAD) >/dev/null 2>&1; \ + git branch -f _cb_checkout "$(CONFIG_LINUXBOOT_UROOT_VERSION)" && \ + git checkout _cb_checkout && \ + $(if $(project_patches), \ + for patch in $(project_patches); do \ + printf " PATCH $$patch\n"; \ + git am --keep-cr "$$patch" || \ + ( printf "Error when applying patches.\n"; \ + git am --abort; exit 1; ); \ + done;,true;) \ + fi + +$(project_dir)/initramfs.cpio.xz: checkout + cd $(uroot_dir); GOARCH=$(CONFIG_LINUXBOOT_ARCH) GOPATH=$(go_path_dir) go build u-root.go + echo " MAKE u-root $(CONFIG_LINUXBOOT_UROOT_VERSION)" +ifneq ($(CONFIG_LINUXBOOT_UROOT_COMMANDS),) +ifneq ($(CONFIG_LINUXBOOT_UROOT_FILES),) + cd $(uroot_dir); GOARCH=$(CONFIG_LINUXBOOT_ARCH) GOPATH=$(go_path_dir) ./u-root \ + -build=bb -files $(CONFIG_LINUXBOOT_UROOT_FILES) -o $(project_dir)/initramfs.cpio \ + ./cmds/{$(CONFIG_LINUXBOOT_UROOT_COMMANDS)} +else + cd $(uroot_dir); GOARCH=$(CONFIG_LINUXBOOT_ARCH) GOPATH=$(go_path_dir) ./u-root \ + -build=bb -o $(project_dir)/initramfs.cpio ./cmds/{$(CONFIG_LINUXBOOT_UROOT_COMMANDS)} +endif +else +ifneq ($(CONFIG_LINUXBOOT_UROOT_FILES),) + 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 +else + cd $(uroot_dir); GOARCH=$(CONFIG_LINUXBOOT_ARCH) GOPATH=$(go_path_dir) ./u-root \ + -build=bb -o $(project_dir)/initramfs.cpio +endif +endif + xz -f --check=crc32 -9 --lzma2=dict=1MiB --threads=$(CPUS) $(project_dir)/initramfs.cpio + +build: $(project_dir)/initramfs.cpio.xz + +.PHONY: build checkout fetch all check -- cgit v1.2.3