[OE-core] [PATCH] u-boot-tools: Improve build preparation

[Otavio Salvador]

On Tue, Nov 27, 2018 at 5:30 PM Otavio Salvador <otavio at ossystems.com.br> wrote:
>
> On Tue, Nov 27, 2018 at 5:13 PM Alexey Brodkin
> <alexey.brodkin at synopsys.com> wrote:
> > Even though we're not going to build here real U-Boot binary
> > it is still required to "configure" U-Boot to get get to the
> > tools building.
> >
> > We used to use "sandbox_defconfig" for that purpose but
> > since U-Boot v2018.11 it started to cause problems [1] due to [2].
> >
> > So to have less dependencies let's create super minimalistic
> > configuration which is good enough to allow us to run "make tools".
> >
> > [1] http://errors.yoctoproject.org/Errors/Details/202185/
> > [2] http://git.denx.de/?p=u-boot.git;a=commitdiff;h=a4958a71017fb142542f977c843c5fce769fc6ea
> >
> > Signed-off-by: Alexey Brodkin <abrodkin at synopsys.com>
>
> To allow extended use, we need to enable CONFIG_FIT_SIGNATURE
> otherwise we won't have the support.
>
> See:
>
> # MXSImage needs LibSSL
> ifneq ($(CONFIG_MX23)$(CONFIG_MX28)$(CONFIG_ARMADA_38X)$(CONFIG_ARMADA_39X)$(CONFIG_FIT_SIGNATURE),)
> HOSTLOADLIBES_mkimage += \
>         $(shell pkg-config --libs libssl libcrypto 2> /dev/null ||
> echo "-lssl -lcrypto")
>
> If you do that, we can likely rely on this and avoid some extra tools
> packages (for example on meta-freescale).

Looking at this, I am wondering if folowing wouldn't be a generic
solution capable of upstreaming:

diff --git a/configs/nativetools_defconfig b/configs/nativetools_defconfig
new file mode 100644
index 0000000000..be69bdf43a
--- /dev/null
+++ b/configs/nativetools_defconfig
@@ -0,0 +1,3 @@
+CONFIG_SYS_TEXT_BASE=0
+CONFIG_FIT=y
+CONFIG_FIT_SIGNATURE=y
diff --git a/tools/Makefile b/tools/Makefile
index 3c0521f655..e916d0cebb 100644
--- a/tools/Makefile
+++ b/tools/Makefile
@@ -124,7 +124,7 @@ fit_info-objs   := $(dumpimage-mkimage-objs) fit_info.o
 fit_check_sign-objs   := $(dumpimage-mkimage-objs) fit_check_sign.o
 file2include-objs := file2include.o

-ifneq ($(CONFIG_MX23)$(CONFIG_MX28),)
+ifneq ($(CONFIG_MX23)$(CONFIG_MX28)$(CONFIG_FIT_SIGNATURE),)
 # Add CONFIG_MXS into host CFLAGS, so we can check whether or not register
 # the mxsimage support within tools/mxsimage.c .
 HOSTCFLAGS_mxsimage.o += -DCONFIG_MXS


-- 
Otavio Salvador                             O.S. Systems
http://www.ossystems.com.br        http://code.ossystems.com.br
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