From mboxrd@z Thu Jan 1 00:00:00 1970 From: Peter Korsgaard Date: Wed, 09 Dec 2009 14:42:51 +0100 Subject: [Buildroot] ARM OABI/EABI problem In-Reply-To: (peter stosz's message of "Wed, 9 Dec 2009 08:39:20 +0100") References: Message-ID: <87ws0wl0v8.fsf@macbook.be.48ers.dk> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: buildroot@busybox.net >>>>> "peter" == peter stosz writes: Hi, peter> Please explain me, how to build complete OABI 'style' sytem to peter> ARM (RM9200) target. peter> I try to compile a minimal Linux 2.6.27 with Busybox 1.15 peter> system. I must OABI, because I need Floating Point Emulator, peter> but it depends on !AEABI || OABI_COMPAT Really? Softfloat is a lot faster than kernel emulation. peter> As you see (on Build option section) I leave peter> BR2_GNU_TARGET_SUFFIX on the default "linux-uclibcgnueabi" When peter> I change it to "linux-uclibc", I get the following error: You should use linux-uclibc for OABI. peter> warning: working around missing syslimits.h peter> cp: stat ?/srv/buildroot/output/staging/lib/gcc-lib/arm-linux-uclibc/4.4.2/ peter> include/syslimits.h? sikertelen: Nincs ilyen f?jl vagy k?nyvt?r <-- No such peter> file or directory peter> make: *** [/srv/buildroot/output/target/usr/bin/gcc] Error 1 Hmm, could you try with gcc 4.3.4? I've compiled OABI with 4.3.4 without problems, but I've never tried 4.4.x. Remember to run make clean after any toolchain changes. peter> Build environment: peter> Ubuntu 9.10 x64 (Hungarian) peter> bash, not dash peter> make as root Don't do that! Buildroot is designed to work without root permissions, and I give absolutely NO guarantee that we won't make a mistake and accidently overwrite/delete something, especially if you use a git snapshot. peter> Buildroot 2009.11 peter> 2nd error message on BR daily snapshot (091205) -- Bye, Peter Korsgaard