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authorMarcello Sylvester Bauer <info@marcellobauer.com>2018-11-21 17:45:43 +0100
committerPhilipp Deppenwiese <zaolin.daisuki@gmail.com>2018-11-28 18:32:41 +0000
commite102c5d54b79543eee34cf19bdbab7b25ef9417e (patch)
treed3d31549f4491f04c660ae2f6496f6f7786f3eea /payloads/external/LinuxBoot/Makefile
parent78d0256f1d2bb09e4430f2bd56b58df78d54311b (diff)
downloadcoreboot-e102c5d54b79543eee34cf19bdbab7b25ef9417e.tar.xz
LinuxBoot: refactor u-root.mk
Clean the u-root initramfs integration and add essential flags as options. Now u-root automatically fetch updates and rebuilts itself to apply changes. Change-Id: Id978ed2ebeff96c5be4f74ae07df9be76e106a1b Signed-off-by: Marcello Sylvester Bauer <info@marcellobauer.com> Reviewed-on: https://review.coreboot.org/c/29778 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Philipp Deppenwiese <zaolin.daisuki@gmail.com>
Diffstat (limited to 'payloads/external/LinuxBoot/Makefile')
-rw-r--r--payloads/external/LinuxBoot/Makefile13
1 files changed, 9 insertions, 4 deletions
diff --git a/payloads/external/LinuxBoot/Makefile b/payloads/external/LinuxBoot/Makefile
index a9b35fc120..80160956c0 100644
--- a/payloads/external/LinuxBoot/Makefile
+++ b/payloads/external/LinuxBoot/Makefile
@@ -17,7 +17,6 @@ project_dir=linuxboot
kernel_dir=$(project_dir)/kernel
unexport $(COREBOOT_EXPORTS)
-unexport MAKEFLAGS
all: linuxboot
@@ -38,6 +37,11 @@ initramfs:
endif
endif
+initramfs_compressed: initramfs
+ifeq ($(CONFIG_LINUXBOOT_INITRAMFS_COMPRESSION_XZ),y)
+ xz --keep --force --lzma2=dict=1MiB $(top)/$(CONFIG_LINUXBOOT_INITRAMFS)
+endif
+
ifeq ($(CONFIG_LINUXBOOT_COMPILE_KERNEL),y)
ifeq ($(CONFIG_LINUXBOOT_ARCH),arm64)
kernel: initramfs
@@ -54,13 +58,14 @@ kernel:
fi
endif
-linuxboot: kernel initramfs
+linuxboot: kernel initramfs_compressed
clean:
if [ -d "$(kernel_dir)" ]; then rm -rf $(kernel_dir); fi
- rm -f $(project_dir)/initramfs.cpio.xz
+ rm -f $(project_dir)/u-root
+ rm -f $(project_dir)/initramfs*
distclean:
rm -rf $(project_dir)
-.PHONY: linuxboot kernel initramfs u-root clean distclean
+.PHONY: linuxboot kernel initramfs_compressed initramfs u-root clean distclean