From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by yocto-www.yoctoproject.org (Postfix, from userid 118) id D2E32E00CA6; Wed, 23 Aug 2017 14:30:19 -0700 (PDT) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on yocto-www.yoctoproject.org X-Spam-Level: X-Spam-Status: No, score=-1.1 required=5.0 tests=BAYES_00,RDNS_NONE autolearn=no version=3.3.1 X-Spam-HAM-Report: * -1.9 BAYES_00 BODY: Bayes spam probability is 0 to 1% * [score: 0.0000] * 0.8 RDNS_NONE Delivered to internal network by a host with no rDNS Received: from blaine.gmane.org (unknown [195.159.176.226]) by yocto-www.yoctoproject.org (Postfix) with ESMTP id F1234E00C01 for ; Wed, 23 Aug 2017 14:30:18 -0700 (PDT) Received: from list by blaine.gmane.org with local (Exim 4.84_2) (envelope-from ) id 1dkdDq-0007lw-AE for yocto@yoctoproject.org; Wed, 23 Aug 2017 23:29:58 +0200 X-Injected-Via-Gmane: http://gmane.org/ To: yocto@yoctoproject.org From: Ferry Toth Date: Wed, 23 Aug 2017 23:29:56 +0200 Organization: Exalon Delft Message-ID: References: <7b1dbafb-9cdb-c64b-aed7-37f6b26d8b50@gmail.com> Mime-Version: 1.0 X-Complaints-To: usenet@blaine.gmane.org User-Agent: KNode/4.14.10 Subject: Re: Problems building U-Boot for x86_64 X-BeenThere: yocto@yoctoproject.org X-Mailman-Version: 2.1.13 Precedence: list List-Id: Discussion of all things Yocto Project List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 23 Aug 2017 21:30:19 -0000 Content-Type: text/plain; charset="ISO-8859-1" Content-Transfer-Encoding: 7Bit Ferry Toth wrote: > Khem Raj wrote: > >> On 8/22/17 11:41 PM, Ferry Toth wrote: >>> I am having trouble building a specific U-Boot version with Yocto. >>> Outside of Yocto on 64 bit Ubuntu 17.04 with multilib it builds fine. >>> >>> I am extending meta-intel-edison to build a 64 bit Poke Morty, with a >>> vanilla 64-bit kernel (4.12). This is working quite well. >>> >>> My host is x86_64, the target is core2 with tune=core-64. >>> >>> Without 64bit tune I can build U-Boot fine. With 64bit it can not link, >>> appearently because it needs lbgcc.a >> >> what is exact error message ? is it while compiling host bits or target >> bits ? > > The failing line is: > x86_64-poky-linux-ld.bfd -Bsymbolic -Bsymbolic-functions -m elf_i386 > --emit- relocs --wrap=__divdi3 --wrap=__udivdi3 --wrap=__moddi3 > --wrap=__umoddi3 -- gc-sections -pie -Bstatic --no-dynamic-linker -Ttext > 0x01101000 -o u-boot -T u-boot.lds arch/x86/cpu/start.o --start-group > arch/x86/cpu/built-in.o arch/x86/lib/built-in.o > board/intel/edison/built-in.o cmd/built-in.o common/built-in.o > disk/built-in.o drivers/built-in.o drivers/dma/built-in.o > drivers/gpio/built-in.o drivers/i2c/built-in.o drivers/mmc/built-in.o > drivers/mtd/built-in.o drivers/mtd/onenand/built-in.o > drivers/mtd/spi/built- in.o drivers/net/built-in.o > drivers/net/phy/built-in.o drivers/pci/built- in.o > drivers/power/built-in.o drivers/power/battery/built-in.o > drivers/power/domain/built-in.o drivers/power/fuel_gauge/built-in.o > drivers/power/mfd/built-in.o drivers/power/pmic/built-in.o > drivers/power/regulator/built-in.o drivers/serial/built-in.o > drivers/spi/built-in.o drivers/usb/common/built-in.o > drivers/usb/dwc3/built- in.o drivers/usb/emul/built-in.o > drivers/usb/eth/built-in.o drivers/usb/gadget/built-in.o > drivers/usb/gadget/udc/built-in.o drivers/usb/host/built-in.o > drivers/usb/musb-new/built-in.o drivers/usb/musb/built-in.o > drivers/usb/phy/built-in.o drivers/usb/ulpi/built-in.o dts/built-in.o > fs/built-in.o lib/built-in.o net/built-in.o test/built-in.o > test/dm/built-in.o --end-group arch/x86/lib/lib.a -Map u-boot.map ERROR: > oe_runmake failed arch/x86/lib/built-in.o: In function `__wrap___udivdi3': > /home/ferry/tmp/edison-intel/my/edison- > morty/out/linux64/build/tmp/work/edison-poky-linux/u-boot/edison-v2017.03- > r0/git/arch/x86/lib/gcc.c:25: undefined reference to `__normal___udivdi3' I as believe the missing lib is libgcc.a I just my sysroot and found it here: sysroots/lib32-edison/usr/lib/i686-pokymllib32-linux/6.2.0/ sysroots/lib32-edison-tcbootstrap/usr/lib/i686-pokymllib32-linux/6.2.0/ sysroots/edison/usr/lib64/x86_64-poky-linux/6.2.0/ sysroots/edison-tcbootstrap/usr/lib64/x86_64-poky-linux/6.2.0/ How compile log shows: NOTE: make -j8 CROSS_COMPILE=x86_64-poky-linux- CC=x86_64-poky-linux-gcc --sysroot=/..../sysroots/edison V=1 HOSTCC=gcc -isystem/..../sysroots/x86_64-linux/usr/include -O2 -pipe -L/..../sysroots/x86_64-linux/usr/lib -L/..../sysroots/x86_64-linux/lib -Wl,-rpath-link,/..../sysroots/x86_64-linux/usr/lib -Wl,-rpath-link,/..../sysroots/x86_64-linux/lib -Wl,-rpath,/..../sysroots/x86_64-linux/usr/lib -Wl,-rpath,/..../sysroots/x86_64-linux/lib -Wl,-O1 -C /..../out/linux64/build/tmp/work/edison-poky-linux/u-boot/edison- v2017.03-r0/git O=/..../out/linux64/build/tmp/work/edison-poky-linux/u- boot/edison-v2017.03-r0/build edison_defconfig (.... my edits to shorten the uninteresting part of the path) I would think: --sysroot points to /edison dir which actually contains libgcc.a, but -i, _l and -W1 options point to host dirs that don't have the lib. >>> >>> I attempted to add multilib, but although that immediately exposed bugs >>> in other recipes but actually adds libgcc.a, it does that for the target >>> sysroot only. >>> >>> And for some reason, U-Boot is built with the native gcc (x86_64-linux), >>> and multilib does not add libgcc.a to that sysroot. >>> >>> So, how do I add multilib to -native sysroot, preferably only to -native >>> and not to the target, as the target has not further use for it? >>> >>> Strangest thing is in u-boot.inc there is: >>> EXTRA_OEMAKE = 'CROSS_COMPILE=${TARGET_PREFIX} CC="${TARGET_PREFIX}gcc >>> ${TOOLCHAIN_OPTIONS}" V=1' >>> EXTRA_OEMAKE += 'HOSTCC="${BUILD_CC} ${BUILD_CFLAGS} ${BUILD_LDFLAGS}"' >>> >>> But when I check my log file: >>> NOTE: make -j8 CROSS_COMPILE=x86_64-poky-linux- CC=x86_64-poky-linux- >>> gcc ...... >>> >>> So TARGET_PREFIX resolves to x86_64-poky-linux, but I think my target is >>> core2_64 (or something like that). Is that normal for U-Boot? >> >> thats ok. >> >>> >>> I am a little lost, so any help would be greatly appreciated! >>> >>> Ferry >>> >> >> -- > > > -- -- Ferry Toth Oranje Plantage 35 Delft