X-Git-Url: http://git.openwrt.org/?a=blobdiff_plain;f=include%2Fkernel-defaults.mk;h=f0618633b292c1a7a1f809819a388a799ab61cfd;hb=HEAD;hp=d6c892462359b551a0c2f623f2a731658d766a69;hpb=9318930993ed2075188b98c476d9ed8b90344e9f;p=openwrt%2Fstaging%2Fhauke.git diff --git a/include/kernel-defaults.mk b/include/kernel-defaults.mk index d6c8924623..d9842fd82a 100644 --- a/include/kernel-defaults.mk +++ b/include/kernel-defaults.mk @@ -1,57 +1,35 @@ +# SPDX-License-Identifier: GPL-2.0-only # -# Copyright (C) 2006-2011 OpenWrt.org -# -# This is free software, licensed under the GNU General Public License v2. -# See /LICENSE for more information. -# - -KERNEL_MAKEOPTS := -C $(LINUX_DIR) \ - HOSTCFLAGS="$(HOST_CFLAGS) -Wall -Wmissing-prototypes -Wstrict-prototypes" \ - CROSS_COMPILE="$(KERNEL_CROSS)" \ - ARCH="$(LINUX_KARCH)" \ - KBUILD_HAVE_NLS=no \ - CONFIG_SHELL="$(BASH)" \ - $(if $(findstring c,$(OPENWRT_VERBOSE)),V=1,V='') +# Copyright (C) 2006-2020 OpenWrt.org ifdef CONFIG_STRIP_KERNEL_EXPORTS - KERNEL_MAKEOPTS += \ + KERNEL_MAKEOPTS_IMAGE += \ EXTRA_LDSFLAGS="-I$(KERNEL_BUILD_DIR) -include symtab.h" endif INITRAMFS_EXTRA_FILES ?= $(GENERIC_PLATFORM_DIR)/image/initramfs-base-files.txt -ifneq (,$(KERNEL_CC)) - KERNEL_MAKEOPTS += CC="$(KERNEL_CC)" -endif - -ifdef CONFIG_USE_SPARSE - KERNEL_MAKEOPTS += C=1 CHECK=$(STAGING_DIR_HOST)/bin/sparse -endif - export HOST_EXTRACFLAGS=-I$(STAGING_DIR_HOST)/include # defined in quilt.mk Kernel/Patch:=$(Kernel/Patch/Default) -KERNEL_GIT_OPTS:= -ifneq ($(strip $(CONFIG_KERNEL_GIT_LOCAL_REPOSITORY)),"") - KERNEL_GIT_OPTS+=--reference $(CONFIG_KERNEL_GIT_LOCAL_REPOSITORY) -endif - -ifneq ($(strip $(CONFIG_KERNEL_GIT_BRANCH)),"") - KERNEL_GIT_OPTS+=--branch $(CONFIG_KERNEL_GIT_BRANCH) +ifneq (,$(findstring .xz,$(LINUX_SOURCE))) + LINUX_CAT:=xzcat +else + LINUX_CAT:=$(STAGING_DIR_HOST)/bin/libdeflate-gzip -dc endif ifeq ($(strip $(CONFIG_EXTERNAL_KERNEL_TREE)),"") ifeq ($(strip $(CONFIG_KERNEL_GIT_CLONE_URI)),"") define Kernel/Prepare/Default - xzcat $(DL_DIR)/$(LINUX_SOURCE) | $(TAR) -C $(KERNEL_BUILD_DIR) $(TAR_OPTIONS) + $(LINUX_CAT) $(DL_DIR)/$(LINUX_SOURCE) | $(TAR) -C $(KERNEL_BUILD_DIR) $(TAR_OPTIONS) $(Kernel/Patch) - touch $(LINUX_DIR)/.quilt_used + $(if $(QUILT),touch $(LINUX_DIR)/.quilt_used) endef else define Kernel/Prepare/Default - git clone $(KERNEL_GIT_OPTS) $(CONFIG_KERNEL_GIT_CLONE_URI) $(LINUX_DIR) + $(LINUX_CAT) $(DL_DIR)/$(LINUX_SOURCE) | $(TAR) -C $(KERNEL_BUILD_DIR) $(TAR_OPTIONS) endef endif else @@ -61,10 +39,20 @@ else rmdir $(LINUX_DIR); \ fi ln -s $(CONFIG_EXTERNAL_KERNEL_TREE) $(LINUX_DIR) + if [ -d $(LINUX_DIR)/user_headers ]; then \ + rm -rf $(LINUX_DIR)/user_headers; \ + fi endef endif ifeq ($(CONFIG_TARGET_ROOTFS_INITRAMFS),y) + ifeq ($(CONFIG_TARGET_ROOTFS_INITRAMFS_SEPARATE),y) + define Kernel/SetInitramfs/PreConfigure + grep -v -e CONFIG_BLK_DEV_INITRD $(LINUX_DIR)/.config.old > $(LINUX_DIR)/.config + echo 'CONFIG_BLK_DEV_INITRD=y' >> $(LINUX_DIR)/.config + echo 'CONFIG_INITRAMFS_SOURCE=""' >> $(LINUX_DIR)/.config + endef + else ifeq ($(strip $(CONFIG_EXTERNAL_CPIO)),"") define Kernel/SetInitramfs/PreConfigure grep -v -e INITRAMFS -e CONFIG_RD_ -e CONFIG_BLK_DEV_INITRD $(LINUX_DIR)/.config.old > $(LINUX_DIR)/.config @@ -77,12 +65,20 @@ ifeq ($(CONFIG_TARGET_ROOTFS_INITRAMFS),y) echo 'CONFIG_INITRAMFS_SOURCE="$(call qstrip,$(CONFIG_EXTERNAL_CPIO))"' >> $(LINUX_DIR)/.config endef endif +endif define Kernel/SetInitramfs + rm -f $(LINUX_DIR)/.config.prev mv $(LINUX_DIR)/.config $(LINUX_DIR)/.config.old $(call Kernel/SetInitramfs/PreConfigure) + echo "# CONFIG_INITRAMFS_PRESERVE_MTIME is not set" >> $(LINUX_DIR)/.config + ifneq ($(CONFIG_TARGET_ROOTFS_INITRAMFS_SEPARATE),y) echo 'CONFIG_INITRAMFS_ROOT_UID=$(shell id -u)' >> $(LINUX_DIR)/.config echo 'CONFIG_INITRAMFS_ROOT_GID=$(shell id -g)' >> $(LINUX_DIR)/.config + echo "$(if $(CONFIG_TARGET_INITRAMFS_FORCE),CONFIG_INITRAMFS_FORCE=y,# CONFIG_INITRAMFS_FORCE is not set)" >> $(LINUX_DIR)/.config + else + echo "# CONFIG_INITRAMFS_FORCE is not set" >> $(LINUX_DIR)/.config + endif echo "$(if $(CONFIG_TARGET_INITRAMFS_COMPRESSION_NONE),CONFIG_INITRAMFS_COMPRESSION_NONE=y,# CONFIG_INITRAMFS_COMPRESSION_NONE is not set)" >> $(LINUX_DIR)/.config echo -e "$(if $(CONFIG_TARGET_INITRAMFS_COMPRESSION_GZIP),CONFIG_INITRAMFS_COMPRESSION_GZIP=y\nCONFIG_RD_GZIP=y,# CONFIG_INITRAMFS_COMPRESSION_GZIP is not set\n# CONFIG_RD_GZIP is not set)" >> $(LINUX_DIR)/.config echo -e "$(if $(CONFIG_TARGET_INITRAMFS_COMPRESSION_BZIP2),CONFIG_INITRAMFS_COMPRESSION_BZIP2=y\nCONFIG_RD_BZIP2=y,# CONFIG_INITRAMFS_COMPRESSION_BZIP2 is not set\n# CONFIG_RD_BZIP2 is not set)" >> $(LINUX_DIR)/.config @@ -90,30 +86,37 @@ ifeq ($(CONFIG_TARGET_ROOTFS_INITRAMFS),y) echo -e "$(if $(CONFIG_TARGET_INITRAMFS_COMPRESSION_LZO),CONFIG_INITRAMFS_COMPRESSION_LZO=y\nCONFIG_RD_LZO=y,# CONFIG_INITRAMFS_COMPRESSION_LZO is not set\n# CONFIG_RD_LZO is not set)" >> $(LINUX_DIR)/.config echo -e "$(if $(CONFIG_TARGET_INITRAMFS_COMPRESSION_XZ),CONFIG_INITRAMFS_COMPRESSION_XZ=y\nCONFIG_RD_XZ=y,# CONFIG_INITRAMFS_COMPRESSION_XZ is not set\n# CONFIG_RD_XZ is not set)" >> $(LINUX_DIR)/.config echo -e "$(if $(CONFIG_TARGET_INITRAMFS_COMPRESSION_LZ4),CONFIG_INITRAMFS_COMPRESSION_LZ4=y\nCONFIG_RD_LZ4=y,# CONFIG_INITRAMFS_COMPRESSION_LZ4 is not set\n# CONFIG_RD_LZ4 is not set)" >> $(LINUX_DIR)/.config + echo -e "$(if $(CONFIG_TARGET_INITRAMFS_COMPRESSION_ZSTD),CONFIG_INITRAMFS_COMPRESSION_ZSTD=y\nCONFIG_RD_ZSTD=y,# CONFIG_INITRAMFS_COMPRESSION_ZSTD is not set\n# CONFIG_RD_ZSTD is not set)" >> $(LINUX_DIR)/.config endef else endif define Kernel/SetNoInitramfs - mv $(LINUX_DIR)/.config $(LINUX_DIR)/.config.old - grep -v INITRAMFS $(LINUX_DIR)/.config.old > $(LINUX_DIR)/.config - echo 'CONFIG_INITRAMFS_SOURCE=""' >> $(LINUX_DIR)/.config + mv $(LINUX_DIR)/.config.set $(LINUX_DIR)/.config.old + grep -v INITRAMFS $(LINUX_DIR)/.config.old > $(LINUX_DIR)/.config.set + echo 'CONFIG_INITRAMFS_SOURCE=""' >> $(LINUX_DIR)/.config.set + echo '# CONFIG_INITRAMFS_FORCE is not set' >> $(LINUX_DIR)/.config.set + echo "# CONFIG_INITRAMFS_PRESERVE_MTIME is not set" >> $(LINUX_DIR)/.config.set endef define Kernel/Configure/Default + rm -f $(LINUX_DIR)/localversion $(LINUX_CONF_CMD) > $(LINUX_DIR)/.config.target # copy CONFIG_KERNEL_* settings over to .config.target awk '/^(#[[:space:]]+)?CONFIG_KERNEL/{sub("CONFIG_KERNEL_","CONFIG_");print}' $(TOPDIR)/.config >> $(LINUX_DIR)/.config.target echo "# CONFIG_KALLSYMS_EXTRA_PASS is not set" >> $(LINUX_DIR)/.config.target echo "# CONFIG_KALLSYMS_ALL is not set" >> $(LINUX_DIR)/.config.target - echo "# CONFIG_KALLSYMS_UNCOMPRESSED is not set" >> $(LINUX_DIR)/.config.target - echo "# CONFIG_KPROBES is not set" >> $(LINUX_DIR)/.config.target - $(SCRIPT_DIR)/metadata.pl kconfig $(TMP_DIR)/.packageinfo $(TOPDIR)/.config > $(LINUX_DIR)/.config.override - $(SCRIPT_DIR)/kconfig.pl 'm+' '+' $(LINUX_DIR)/.config.target /dev/null $(LINUX_DIR)/.config.override > $(LINUX_DIR)/.config + echo "CONFIG_KALLSYMS_UNCOMPRESSED=y" >> $(LINUX_DIR)/.config.target + $(SCRIPT_DIR)/package-metadata.pl kconfig $(TMP_DIR)/.packageinfo $(TOPDIR)/.config $(KERNEL_PATCHVER) > $(LINUX_DIR)/.config.override + $(SCRIPT_DIR)/kconfig.pl 'm+' '+' $(LINUX_DIR)/.config.target /dev/null $(LINUX_DIR)/.config.override > $(LINUX_DIR)/.config.set $(call Kernel/SetNoInitramfs) rm -rf $(KERNEL_BUILD_DIR)/modules - $(_SINGLE) [ -d $(LINUX_DIR)/user_headers ] || $(MAKE) $(KERNEL_MAKEOPTS) INSTALL_HDR_PATH=$(LINUX_DIR)/user_headers headers_install - $(SH_FUNC) grep '=[ym]' $(LINUX_DIR)/.config | LC_ALL=C sort | md5s > $(LINUX_DIR)/.vermagic + cmp -s $(LINUX_DIR)/.config.set $(LINUX_DIR)/.config.prev || { \ + cp $(LINUX_DIR)/.config.set $(LINUX_DIR)/.config; \ + cp $(LINUX_DIR)/.config.set $(LINUX_DIR)/.config.prev; \ + } + $(_SINGLE) [ -d $(LINUX_DIR)/user_headers ] || $(KERNEL_MAKE) $(if $(findstring uml,$(BOARD)),ARCH=$(ARCH)) INSTALL_HDR_PATH=$(LINUX_DIR)/user_headers headers_install + grep '=[ym]' $(LINUX_DIR)/.config.set | LC_ALL=C sort | $(MKHASH) md5 > $(LINUX_DIR)/.vermagic endef define Kernel/Configure/Initramfs @@ -122,43 +125,60 @@ endef define Kernel/CompileModules/Default rm -f $(LINUX_DIR)/vmlinux $(LINUX_DIR)/System.map - +$(MAKE) $(KERNEL_MAKEOPTS) modules + +$(KERNEL_MAKE) $(if $(KERNELNAME),$(KERNELNAME),all) modules + # If .config did not change, use the previous timestamp to avoid package rebuilds + cmp -s $(LINUX_DIR)/.config $(LINUX_DIR)/.config.modules.save && \ + mv $(LINUX_DIR)/.config.modules.save $(LINUX_DIR)/.config; \ + $(CP) $(LINUX_DIR)/.config $(LINUX_DIR)/.config.modules.save endef OBJCOPY_STRIP = -R .reginfo -R .notes -R .note -R .comment -R .mdebug -R .note.gnu.build-id -# AVR32 uses a non-standard location -ifeq ($(LINUX_KARCH),avr32) -IMAGES_DIR:=images -endif - # AMD64 shares the location with x86 ifeq ($(LINUX_KARCH),x86_64) IMAGES_DIR:=../../x86/boot endif define Kernel/CopyImage - $(KERNEL_CROSS)objcopy -O binary $(OBJCOPY_STRIP) -S $(LINUX_DIR)/vmlinux $(LINUX_KERNEL)$(1) - $(KERNEL_CROSS)objcopy $(OBJCOPY_STRIP) -S $(LINUX_DIR)/vmlinux $(KERNEL_BUILD_DIR)/vmlinux$(1).elf - $(CP) $(LINUX_DIR)/vmlinux $(KERNEL_BUILD_DIR)/vmlinux.debug - $(foreach k, \ - $(if $(KERNEL_IMAGES),$(KERNEL_IMAGES),$(filter-out dtbs,$(KERNELNAME))), \ - $(CP) $(LINUX_DIR)/arch/$(LINUX_KARCH)/boot/$(IMAGES_DIR)/$(k) $(KERNEL_BUILD_DIR)/$(k)$(1); \ - ) + cmp -s $(LINUX_DIR)/vmlinux $(KERNEL_BUILD_DIR)/vmlinux$(1).debug || { \ + $(KERNEL_CROSS)objcopy -O binary $(OBJCOPY_STRIP) -S $(LINUX_DIR)/vmlinux $(LINUX_KERNEL)$(1); \ + $(KERNEL_CROSS)objcopy $(OBJCOPY_STRIP) -S $(LINUX_DIR)/vmlinux $(KERNEL_BUILD_DIR)/vmlinux$(1).elf; \ + $(CP) $(LINUX_DIR)/vmlinux $(KERNEL_BUILD_DIR)/vmlinux$(1).debug; \ + $(foreach k, \ + $(if $(KERNEL_IMAGES),$(KERNEL_IMAGES),$(filter-out vmlinux dtbs,$(KERNELNAME))), \ + $(CP) $(LINUX_DIR)/arch/$(LINUX_KARCH)/boot/$(IMAGES_DIR)/$(k) $(KERNEL_BUILD_DIR)/$(k)$(1); \ + ) \ + } endef define Kernel/CompileImage/Default rm -f $(TARGET_DIR)/init - +$(MAKE) $(KERNEL_MAKEOPTS) $(if $(KERNELNAME),$(KERNELNAME),all) modules + +$(KERNEL_MAKE) $(KERNEL_MAKEOPTS_IMAGE) $(if $(KERNELNAME),$(KERNELNAME),all) $(call Kernel/CopyImage) endef ifneq ($(CONFIG_TARGET_ROOTFS_INITRAMFS),) define Kernel/CompileImage/Initramfs $(call Kernel/Configure/Initramfs) - $(CP) $(GENERIC_PLATFORM_DIR)/base-files/init $(TARGET_DIR)/init + $(CP) $(GENERIC_PLATFORM_DIR)/other-files/init $(TARGET_DIR)/init + $(if $(SOURCE_DATE_EPOCH),touch -hcd "@$(SOURCE_DATE_EPOCH)" $(TARGET_DIR) $(TARGET_DIR)/init) rm -rf $(KERNEL_BUILD_DIR)/linux-$(LINUX_VERSION)/usr/initramfs_data.cpio* - +$(MAKE) $(KERNEL_MAKEOPTS) $(if $(KERNELNAME),$(KERNELNAME),all) modules +ifeq ($(CONFIG_TARGET_ROOTFS_INITRAMFS_SEPARATE),y) +ifneq ($(call qstrip,$(CONFIG_EXTERNAL_CPIO)),) + $(CP) $(CONFIG_EXTERNAL_CPIO) $(KERNEL_BUILD_DIR)/initrd.cpio +else + ( cd $(TARGET_DIR); find . | LC_ALL=C sort | $(STAGING_DIR_HOST)/bin/cpio --reproducible -o -H newc -R 0:0 > $(KERNEL_BUILD_DIR)/initrd.cpio ) +endif + $(if $(SOURCE_DATE_EPOCH),touch -hcd "@$(SOURCE_DATE_EPOCH)" $(KERNEL_BUILD_DIR)/initrd.cpio) + $(if $(CONFIG_TARGET_INITRAMFS_COMPRESSION_BZIP2),$(STAGING_DIR_HOST)/bin/bzip2 -9 -c < $(KERNEL_BUILD_DIR)/initrd.cpio > $(KERNEL_BUILD_DIR)/initrd.cpio.bzip2) + $(if $(CONFIG_TARGET_INITRAMFS_COMPRESSION_GZIP),$(STAGING_DIR_HOST)/bin/libdeflate-gzip -n -f -S .gzip -12 $(KERNEL_BUILD_DIR)/initrd.cpio) + $(if $(CONFIG_TARGET_INITRAMFS_COMPRESSION_LZ4),$(STAGING_DIR_HOST)/bin/lz4c -l -c1 -fz --favor-decSpeed $(KERNEL_BUILD_DIR)/initrd.cpio) + $(if $(CONFIG_TARGET_INITRAMFS_COMPRESSION_LZMA),$(STAGING_DIR_HOST)/bin/lzma e -lc1 -lp2 -pb2 $(KERNEL_BUILD_DIR)/initrd.cpio $(KERNEL_BUILD_DIR)/initrd.cpio.lzma) + $(if $(CONFIG_TARGET_INITRAMFS_COMPRESSION_LZO),$(STAGING_DIR_HOST)/bin/lzop -9 -f $(KERNEL_BUILD_DIR)/initrd.cpio) + $(if $(CONFIG_TARGET_INITRAMFS_COMPRESSION_XZ),$(STAGING_DIR_HOST)/bin/xz -T$(if $(filter 1,$(NPROC)),2,0) -9 -fz --check=crc32 $(KERNEL_BUILD_DIR)/initrd.cpio) + $(if $(CONFIG_TARGET_INITRAMFS_COMPRESSION_ZSTD),$(STAGING_DIR_HOST)/bin/zstd -T0 -f -o $(KERNEL_BUILD_DIR)/initrd.cpio.zstd $(KERNEL_BUILD_DIR)/initrd.cpio) +endif + +$(KERNEL_MAKE) $(KERNEL_MAKEOPTS_IMAGE) $(if $(KERNELNAME),$(KERNELNAME),all) $(call Kernel/CopyImage,-initramfs) endef else @@ -171,5 +191,3 @@ define Kernel/Clean/Default rm -f $(LINUX_KERNEL) $(_SINGLE)$(MAKE) -C $(KERNEL_BUILD_DIR)/linux-$(LINUX_VERSION) clean endef - -