[OE-core] [RFC][PATCH] u-boot-mkimage: allow building target version of the tool

[Koen Kooi]

> Op 9 nov. 2014, om 08:51 heeft Denys Dmytriyenko <denis at denix.org> het volgende geschreven:
> 
> On Sat, Nov 08, 2014 at 05:12:36PM -0200, Otavio Salvador wrote:
>> On Fri, Nov 7, 2014 at 8:24 PM, Denys Dmytriyenko <denis at denix.org> wrote:
>>> From: Denys Dmytriyenko <denys at ti.com>
>>> 
>>> u-boot doesn't really support building its tools for the target, as they are
>>> built with HOSTCC compiler, which is also used to compile fixdep utility
>>> that gets executed during the build. Since it might be beneficial to have a
>>> target version of mkimage, let's hack it to build fixdep in a separate step.
>>> 
>>> Signed-off-by: Denys Dmytriyenko <denys at ti.com>
>> ...
>>> +       make HOSTCC="${BUILD_CC}" HOSTLD="${BUILD_LD}" HOSTLDFLAGS="${BUILD_LDFLAGS}" HOSTSTRIP=true dot-config=0 scripts_basic
>> ...
>> 
>> We do it in meta-fsl-arm as below:
> 
> That still doesn't work when building tools for the target:
> /bin/sh: scripts/basic/fixdep: cannot execute binary file: Exec format error
> 
> I guess you are missing the point of this patch, as sandbox_defconfig will 
> only eliminate dot-config=0 parameter, but not the need to build fixdep 
> separately with a different host compiler...
> 
> On the other hand - is it a real requirement to build mkimage for the target?

I use it a lot when regenerating initramfses on the target.

regards,

Koen

> 
> 
>> ESCRIPTION = "U-boot bootloader mxsboot tool"
>> LICENSE = "GPLv2+"
>> LIC_FILES_CHKSUM = "file://Licenses/README;md5=c7383a594871c03da76b3707929d2919"
>> SECTION = "bootloader"
>> DEPENDS = "openssl"
>> PROVIDES = "u-boot-mxsboot"
>> 
>> PV = "v2014.10+git${SRCPV}"
>> 
>> SRCREV = "75ce95e627609c9b9e537e935e69c4ecef26c8f7"
>> SRCBRANCH = "patches-2014.10"
>> SRC_URI = "git://github.com/Freescale/u-boot-imx.git;branch=${SRCBRANCH}"
>> 
>> S = "${WORKDIR}/git"
>> 
>> inherit fsl-u-boot-localversion
>> 
>> EXTRA_OEMAKE = 'HOSTCC="${CC} ${CPPFLAGS}" HOSTLDFLAGS="-L${libdir}
>> -L${base_libdir}" HOSTSTRIP=true CONFIG_MX28=y'
>> 
>> do_configure () {
>>    oe_runmake sandbox_defconfig
>> }
>> 
>> do_compile () {
>>    oe_runmake tools-only
>> }
>> 
>> do_install () {
>>    install -d ${D}${bindir}
>>    install -m 0755 tools/mxsboot ${D}${bindir}/uboot-mxsboot
>>    ln -sf uboot-mxsboot ${D}${bindir}/mxsboot
>> }
>> 
>> BBCLASSEXTEND = "native nativesdk"
>> 
>> 
>> -- 
>> Otavio Salvador                             O.S. Systems
>> http://www.ossystems.com.br        http://code.ossystems.com.br
>> Mobile: +55 (53) 9981-7854            Mobile: +1 (347) 903-9750
>> 
> -- 
> _______________________________________________
> Openembedded-core mailing list
> Openembedded-core at lists.openembedded.org
> http://lists.openembedded.org/mailman/listinfo/openembedded-core