From: Sascha Hauer <s.hauer@pengutronix.de>
To: Ahmad Fatoum <a.fatoum@pengutronix.de>
Cc: barebox@lists.infradead.org
Subject: Re: [PATCH v2] kbuild: add dtbs target for building all dtbs of an ARCH
Date: Wed, 7 Oct 2020 10:48:41 +0200 [thread overview]
Message-ID: <20201007084841.GD12463@pengutronix.de> (raw)
In-Reply-To: <20200916151951.29117-1-a.fatoum@pengutronix.de>
On Wed, Sep 16, 2020 at 05:19:51PM +0200, Ahmad Fatoum wrote:
> As described in the documentation, upstream device trees extended by
> barebox should take care to cause compile errors, not runtime errors,
> when the paths they extend disappear. This way, breakage can be easily
> detected when synchronizing the dts/ directory and fixed right then.
>
> Make this process easier by providing a dtbs target that builds all
> device trees available in arch/$(SRCARCH)/dts/.
>
> Signed-off-by: Ahmad Fatoum <a.fatoum@pengutronix.de>
> ---
> v1 -> v2:
> - populate $(targets) with device trees to build, so make dtbs does
> only build dts files changed since the last make dtbs run (Sascha)
> ---
> Makefile | 20 ++++++++++++++++++++
> 1 file changed, 20 insertions(+)
Applied, thanks
Sascha
>
> diff --git a/Makefile b/Makefile
> index 906068036715..3bf5cbce32a4 100644
> --- a/Makefile
> +++ b/Makefile
> @@ -998,6 +998,22 @@ include/generated/version.h: FORCE
> include/generated/utsrelease.h: include/config/kernel.release FORCE
> $(call filechk,utsrelease.h)
>
> +# ---------------------------------------------------------------------------
> +# Devicetree files
> +
> +ifneq ($(wildcard $(srctree)/arch/$(SRCARCH)/dts/),)
> +dtstree := arch/$(SRCARCH)/dts
> +endif
> +
> +ifneq ($(dtstree),)
> +
> +PHONY += dtbs
> +all_dtbs += $(patsubst $(srctree)/%.dts,$(objtree)/%.dtb,$(wildcard $(srctree)/$(dtstree)/*.dts))
> +targets += $(all_dtbs)
> +dtbs: $(all_dtbs)
> +
> +endif
> +
> # ---------------------------------------------------------------------------
> # Modules
>
> @@ -1173,6 +1189,10 @@ help:
> @$(if $(archhelp),$(archhelp),\
> echo ' No architecture specific help defined for $(SRCARCH)')
> @echo ''
> + @$(if $(dtstree), \
> + echo ' Devicetree:'; \
> + echo ' * dtbs - Build device tree blobs for all boards'; \
> + echo '')
> @$(if $(boards), \
> $(foreach b, $(boards), \
> printf " %-24s - Build for %s\\n" $(b) $(subst _defconfig,,$(b));) \
> --
> 2.28.0
>
>
> _______________________________________________
> barebox mailing list
> barebox@lists.infradead.org
> http://lists.infradead.org/mailman/listinfo/barebox
>
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prev parent reply other threads:[~2020-10-07 8:48 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-09-16 15:19 Ahmad Fatoum
2020-10-05 8:30 ` Ahmad Fatoum
2020-10-07 8:48 ` Sascha Hauer [this message]
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