[Buildroot] Buildroot and Linux/ARM on AT91SAM9260

[Ivan Kuten <ivan.kuten@promwad.com>]

>> Correct. My 2.6.21.6 kernel is about 1.1MB. My 2.6.23.9 kernel is >
>> 4MB. I get the "Uncompressing Linux....." etc. then a few gibberish
>> characters and then it freezes. I'm assuming something is wacky about
>> that particular toolchain combination. I'll try using binutils 2.17
>> and see if that helps.
> Oh, and the build that I have working thus far is:
>
> svn snapshot from 05/21/2007 + Atmel patches from Ulf
> gcc 4.0.4
> binutils 2.17
> uClibc 0.9.28.3
> kernel 2.6.21.6 + atmel patches for 2.6.21
> EABI
>
> This has been working great for me since May/June, but I want to start
> working towards uClibc 0.9.29 and/or the most recent snapshots once
> the ARM NPTL stuff hits trunk. I've been having some weird threading
> problems using LinuxThreads.
>
> Thanks,
>
> Ryan
>

As I see we have 2 problems:
1) binutils 2.18 generate incorrect kernel image at least for 2.6.23 kernel: probably on this step:
arm-linux-objcopy -O binary -R .note -R comment -S vmlinux arch/arm/boot/Image

2) invalid rootfs binaries generated by svn toolchain

Regards,
Ivan