From patchwork Fri Jan 17 07:46:06 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Weijie Gao X-Patchwork-Id: 239708 List-Id: U-Boot discussion From: weijie.gao at mediatek.com (Weijie Gao) Date: Fri, 17 Jan 2020 15:46:06 +0800 Subject: [PATCH v2 17/21] Makefile: add support to generate LZMA compressed u-boot image Message-ID: <1579247166-457-1-git-send-email-weijie.gao@mediatek.com> This patch adds support for generating LZMA compressed u-boot image. The compressed image can be used for SPL to reduce the size of the u-boot binary. Reviewed-by: Simon Glass Signed-off-by: Weijie Gao Reviewed-by: Daniel Schwierzeck --- Changes since v1: none --- Makefile | 13 +++++++++++++ 1 file changed, 13 insertions(+) diff --git a/Makefile b/Makefile index 3f332e6885..8013cbd9f9 100644 --- a/Makefile +++ b/Makefile @@ -952,6 +952,9 @@ append = cat $(filter-out $< $(PHONY), $^) >> $@ quiet_cmd_pad_cat = CAT $@ cmd_pad_cat = $(cmd_objcopy) && $(append) || rm -f $@ +quiet_cmd_lzma = LZMA $@ +cmd_lzma = lzma -c -z -k -9 $< > $@ + cfg: u-boot.cfg quiet_cmd_cfgcheck = CFGCHK $2 @@ -1334,6 +1337,16 @@ else UBOOT_BIN := u-boot.bin endif +MKIMAGEFLAGS_u-boot-lzma.img = -A $(ARCH) -T standalone -C lzma -O u-boot \ + -a $(CONFIG_SYS_TEXT_BASE) -e $(CONFIG_SYS_UBOOT_START) \ + -n "U-Boot $(UBOOTRELEASE) for $(BOARD) board" + +u-boot.bin.lzma: u-boot.bin FORCE + $(call if_changed,lzma) + +u-boot-lzma.img: u-boot.bin.lzma FORCE + $(call if_changed,mkimage) + u-boot-dtb.img u-boot.img u-boot.kwb u-boot.pbl u-boot-ivt.img: \ $(if $(CONFIG_SPL_LOAD_FIT),u-boot-nodtb.bin \ $(if $(CONFIG_OF_SEPARATE)$(CONFIG_OF_EMBED)$(CONFIG_OF_HOSTFILE),dts/dt.dtb) \