On 23 October 2013 10:03, Chris Ruehl <chris.ru...@gtsys.com.hk> wrote: > > On Wednesday, October 23, 2013 09:45 AM, Zhenqiang Chen wrote: >> >> On 23 October 2013 09:33, Chris Ruehl<chris.ru...@gtsys.com.hk> wrote: >>> >>> Hi, >>> >>> may you think I'm on the wrong list, no not :-) >>> >>> I currently build my u-boot loader using the linaro tool chain 2013.09 >>> and run into a problem with the support for JFFS2 where the linker report >>> VFP usage where u-boot using softfp for build. >>> >>> compiler options: -ffixed-r9 -msoft-float >> >> >> Please try option -marm -march=armv4t -mfloat-abi=soft >> > > I think its not a matter of the -m options the u-boot build call them expect > the -mfloat-abi=soft
It is a matter of multilib option. You must match all the options. Otherwise, the compiler will link arnv7a, hardfp library. > arm-linux-gnueabihf-gcc -g -Os -ffunction-sections -fdata-sections > -fno-common -ffixed-r9 -msoft-float -D__KERNEL__ -ffunction-sections > -fdata-sections -DCONFIG_SYS_TEXT_BASE=0xa0000800 -DCONFIG_SPL_BUILD > -I/opt/cross_build/uboot.d/u-boot-git/include -fno-builtin -ffreestanding > -nostdinc -isystem > /opt/armhf/gcc-linaro-arm-linux-gnueabihf-4.8-2013.09_linux/bin/../lib/gcc/arm-linux-gnueabihf/4.8.2/include > -pipe -DCONFIG_ARM -D__ARM__ -marm -mno-thumb-interwork -mabi=aapcs-linux > -march=armv5te -Wall -Wstrict-prototypes -fno-stack-protector > -Wno-format-nonliteral -Wno-format-security -fstack-usage > > > > >>> arm-linux-gnueabihf-ld.bfd: error: >>> >>> /opt/armhf/gcc-linaro-arm-linux-gnueabihf-4.8-2013.09_linux/bin/../lib/gcc/arm-linux-gnueabihf/4.8.2/libgcc.a(bpabi.o) >>> uses VFP register arguments, u-boot does not >> >> >> By default the libraries in arm-linux-gnueabihf toolchain is hard >> float. It can not be linked with soft-float or soft. >> >>> when I use >>> make USE_PRIVATE_LIBGCC=yes >>> >>> the problem shows up at an undefined reference >>> >>> fs/jffs2/libjffs2.o: In function `jffs2_1pass_build_lists': >>> /opt/cross_build/uboot.d/u-boot-git/fs/jffs2/jffs2_1pass.c:1441: >>> undefined >>> reference to `__aeabi_uldivmod' >>> arm-linux-gnueabihf-ld.bfd: BFD (crosstool-NG linaro-1.13.1-4.8-2013.09 - >>> Linaro GCC 2013.09) 2.23.2.20130610 Linaro 2013.06 assertion fail >>> >>> /cbuild/slaves/oorts/crosstool-ng/builds/arm-linux-gnueabihf-linux/.build/src/binutils-linaro-2.23.2-2013.06/bfd/elf32-arm.c:7687 >>> >>> may someone have a closer look into it? >>> >>> >>> thanks >>> Chris >>> >>> _______________________________________________ >>> linaro-toolchain mailing list >>> linaro-toolchain@lists.linaro.org >>> http://lists.linaro.org/mailman/listinfo/linaro-toolchain > > > -- > GTSYS Limited RFID Technology > A01 24/F Gold King Industrial Bld > 35-41 Tai Lin Pai Road, Kwai Chung, Hong Kong > Fax (852) 8167 4060 - Tel (852) 3598 9488 > > Disclaimer: http://www.gtsys.com.hk/email/classified.html _______________________________________________ linaro-toolchain mailing list linaro-toolchain@lists.linaro.org http://lists.linaro.org/mailman/listinfo/linaro-toolchain
