8083c629dc
Currently, there is only support for .gz compression type for generating kernel Image. Add support for other compression methods(lzma, lz4, lzo, bzip2) that helps in generating a even smaller kernel image. Image.gz will still be the default compressed image. Signed-off-by: Atish Patra <atish.patra@wdc.com> Signed-off-by: Paul Walmsley <paul.walmsley@sifive.com>
46 lines
1.1 KiB
Makefile
46 lines
1.1 KiB
Makefile
#
|
|
# arch/riscv/boot/Makefile
|
|
#
|
|
# This file is included by the global makefile so that you can add your own
|
|
# architecture-specific flags and dependencies.
|
|
#
|
|
# This file is subject to the terms and conditions of the GNU General Public
|
|
# License. See the file "COPYING" in the main directory of this archive
|
|
# for more details.
|
|
#
|
|
# Copyright (C) 2018, Anup Patel.
|
|
# Author: Anup Patel <anup@brainfault.org>
|
|
#
|
|
# Based on the ia64 and arm64 boot/Makefile.
|
|
#
|
|
|
|
OBJCOPYFLAGS_Image :=-O binary -R .note -R .note.gnu.build-id -R .comment -S
|
|
|
|
targets := Image
|
|
|
|
$(obj)/Image: vmlinux FORCE
|
|
$(call if_changed,objcopy)
|
|
|
|
$(obj)/Image.gz: $(obj)/Image FORCE
|
|
$(call if_changed,gzip)
|
|
|
|
$(obj)/Image.bz2: $(obj)/Image FORCE
|
|
$(call if_changed,bzip2)
|
|
|
|
$(obj)/Image.lz4: $(obj)/Image FORCE
|
|
$(call if_changed,lz4)
|
|
|
|
$(obj)/Image.lzma: $(obj)/Image FORCE
|
|
$(call if_changed,lzma)
|
|
|
|
$(obj)/Image.lzo: $(obj)/Image FORCE
|
|
$(call if_changed,lzo)
|
|
|
|
install:
|
|
$(CONFIG_SHELL) $(srctree)/$(src)/install.sh $(KERNELRELEASE) \
|
|
$(obj)/Image System.map "$(INSTALL_PATH)"
|
|
|
|
zinstall:
|
|
$(CONFIG_SHELL) $(srctree)/$(src)/install.sh $(KERNELRELEASE) \
|
|
$(obj)/Image.gz System.map "$(INSTALL_PATH)"
|