Re: [PATCH v3 5/5] kbuild: Allow adding modules into the FIT ramdisk
From: Nathan Chancellor <nathan@kernel.org>
Date: 2025-09-24 16:55:01
Also in:
linux-kbuild, lkml
On Mon, Sep 22, 2025 at 04:48:32PM -0600, Simon Glass wrote:
Support 'make image.fit FIT_MODULES=1' to put all the modules into a ramdisk image within the FIT. Signed-off-by: Simon Glass <sjg@chromium.org> Suggested-by: Ahmad Fatoum <a.fatoum@pengutronix.de> ---
Acked-by: Nathan Chancellor <nathan@kernel.org>
quoted hunk ↗ jump to hunk
scripts/Makefile.lib | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-)diff --git a/scripts/Makefile.lib b/scripts/Makefile.lib index 1d581ba5df66..2e880d9b4706 100644 --- a/scripts/Makefile.lib +++ b/scripts/Makefile.lib@@ -398,9 +398,15 @@ MAKE_FIT := $(srctree)/scripts/make_fit.py # Use this to override the compression algorithm FIT_COMPRESSION ?= gzip +# Set this to 1 to include an initrd with all the kernel modules +FIT_MODULES ?= 0 +ifeq ($(FIT_MODULES),1) +EXTRA := -B $(objtree) -m
Not that I can imagine it being a big issue, it would be nice to potentially namespace this variable, like MAKE_FIT_EXTRA or MAKE_FIT_FLAGS?
+endif
+
quiet_cmd_fit = FIT $@
cmd_fit = $(MAKE_FIT) -o $@ --arch $(UIMAGE_ARCH) --os linux \
- --name '$(UIMAGE_NAME)' \
+ --name '$(UIMAGE_NAME)' $(EXTRA) \
$(if $(findstring 1,$(KBUILD_VERBOSE)),-v) \
$(if $(FIT_DECOMPOSE_DTBS),--decompose-dtbs) \
--compress $(FIT_COMPRESSION) -k $< @$(word 2,$^)
--
2.43.0
base-commit: 846bd2225ec3cfa8be046655e02b9457ed41973e
branch: fita3