On Wed, Oct 12, 2011 at 11:23 AM, Peter Maydell <peter.mayd...@linaro.org> wrote: > On 10 October 2011 14:48, Francis Moreau <francis.m...@gmail.com> wrote: >> On Mon, Oct 10, 2011 at 10:42 AM, Peter Maydell >> <peter.mayd...@linaro.org> wrote: >>> On 10 October 2011 08:35, Francis Moreau <francis.m...@gmail.com> wrote: >>>> I noticed another point for the realview platofrm: if I boot with "-M >>>> 512", it works however if I set "-M 256" then it doesn't. >>> >>> Perhaps your kernel is configured to load in the higher 256MB >>> address range >> >> hmm which options do you have in mind ? > > Hmm, I thought there was an option for this but I can't find it > in the config, so I must have been misremembering somehow. > >> When I say "it doesn't work", it means that nothing happen when >> starting qemu: no trace, it looks like it's running an infinite loop. > > Not even "Uncompressing the kernel" ?
yes uncompressing the kernel works. Below is what I'm seeing exactly: Uncompressing Linux... done, booting the kernel. > > If you want to track down what's going on then you'll need to > connect an ARM gdb up to qemu and single step through the boot > process, I'm afraid. > Ok but that means that I understand the code I'm going to step through :-/ >> BTW I'm wondering which kernel source I should use to build kernels >> for such plateforms (realview, vexpress, versatile) ? I'm currently >> using the source from kernel.org (well similar since this server seems >> really dead). but I'm not sure if it's a good idea... > > I think the mainline kernel sources should in theory work > (in particular if they work with 512MB then that's a good > sign...) but I'm not a kernel expert; mostly I use other peoples' > prebuilt ones. ok, but wouldn't you recommend to use the kernel from Linaro ? ;) Thanks -- Francis
