From mboxrd@z Thu Jan 1 00:00:00 1970 From: himba Date: Tue, 17 Aug 2004 20:48:42 +0200 Subject: [U-Boot-Users] compiling arm-boot failed In-Reply-To: <3FC7FEE5A901664193468E8F63AFE1EA4D30EF@cernxchg15.cern.ch> References: <3FC7FEE5A901664193468E8F63AFE1EA4D30EF@cernxchg15.cern.ch> Message-ID: <4122530A.1060102@siol.net> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de Rongjun Lu wrote: > when I compiled arm-boot with the toolchains from SNAPGEAR(arm-linux-tools-20031127), following errors occured: > ---------------------------------------------------- > arm-linux-ld -nostdlib -Bstatic -T board/samsung/armboot.lds -Ttext 0x0c170000 cpu/arm920t/start.o common/libcommon.a fs/jffs2/libjffs2.a net/libnet.a disk/libdisk.a board/samsung/libsamsung.a cpu/arm920t/libarm920t.a drivers/libdrivers.a common/libcommon.a //home/lurj/board_tms5471/build-tools/usr/local/bin/../lib/gcc-lib/arm-linux/3.3.2/libgcc.a -Map armboot.map -o armboot > arm-linux-ld: ERROR: //home/lurj/board_tms5471/build-tools/usr/local/bin/../lib/gcc-lib/arm-linux/3.3.2/libgcc.a(_udivsi3.o) uses hardware FP, whereas armboot uses software FP > File in wrong format: failed to merge target specific data of file //home/lurj/board_tms5471/build-tools/usr/local/bin/../lib/gcc-lib/arm-linux/3.3.2/libgcc.a(_udivsi3.o) > arm-linux-ld: ERROR: //home/lurj/board_tms5471/build-tools/usr/local/bin/../lib/gcc-lib/arm-linux/3.3.2/libgcc.a(_umodsi3.o) uses hardware FP, whereas armboot uses software FP > File in wrong format: failed to merge target specific data of file //home/lurj/board_tms5471/build-tools/usr/local/bin/../lib/gcc-lib/arm-linux/3.3.2/libgcc.a(_umodsi3.o) > arm-linux-ld: ERROR: //home/lurj/board_tms5471/build-tools/usr/local/bin/../lib/gcc-lib/arm-linux/3.3.2/libgcc.a(_dvmd_lnx.o) uses hardware FP, whereas armboot uses software FP > File in wrong format: failed to merge target specific data of file //home/lurj/board_tms5471/build-tools/usr/local/bin/../lib/gcc-lib/arm-linux/3.3.2/libgcc.a(_dvmd_lnx.o) > As the ERROR suggests your toolchain is using hardware FP, but ARM CPU is lacking that. If you are building toolchain yourself be sure to use --with-float=soft at gcc configure. You would be probably better off using prebuilt and tested toolchain, or use somekind of tool for creating cross compiled toolchain instead. regards, himba