From mboxrd@z Thu Jan 1 00:00:00 1970 From: Thomas Petazzoni Date: Wed, 9 Jan 2013 17:23:16 +0100 Subject: [Buildroot] Error when adding media-ctl as package In-Reply-To: <50ED9600.1000700@yahoo.fr> References: <50EC1EBF.80807@yahoo.fr> <50EC7F16.3090008@mind.be> <50ED24FE.3070703@yahoo.fr> <20130109092722.7cb8409b@skate> <50ED2E18.8070502@yahoo.fr> <20130109095119.39ad1ee9@skate> <50ED3A00.3060907@yahoo.fr> <50ED9600.1000700@yahoo.fr> Message-ID: <20130109172316.41493eed@skate> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: buildroot@busybox.net Dear Patrick, On Wed, 09 Jan 2013 17:08:32 +0100, Patrick wrote: > After changing the toolchain I have a really annoying side effect: my > kernel do not boot anymore ! > > My previous toolchain was Sourcery G++ Lite 2009q1-203 GCC 4.3.3, my > new toolchain is Sourcery CodeBench ARM 2012.03. I run Linux 3.0 on a > Ti DM3730 processor. > > With both toolchain I do not change the kernel configuration. With > the old toolchain the kernel boot nicelly, with the new toolchain the > kernel do not boot after u-boot message "Starting kernel ...". I use > the same version of u-boot in both case with the same rootfs... > > Any idea why changing the toolchain could result in this issue ? Most likely a compiler bug. Maybe you're being hit by https://patchwork.kernel.org/patch/1438281/. Since you're using a Ti DM3730, can you instead use the Linaro toolchains, that are also pre-configured in Buildroot (just make sure you selected the Cortex-A8 architecture variant in Buildroot) ? Thanks, Thomas -- Thomas Petazzoni, Free Electrons Kernel, drivers, real-time and embedded Linux development, consulting, training and support. http://free-electrons.com