toolchain for building linux-2.6.27.8 or 2.6.28.1 ...

[Bruno Monteiro]

Hi Mike,

For cross compile issue you should try
crosstool-ng<http://ymorin.is-a-geek.org/dokuwiki/projects/crosstool>.
It works fine with ppc 405.

Regards,
Bruno


On Thu, Jan 29, 2009 at 7:52 PM, Mike Timmons <mike_timmons at trimble.com>wrote:

> I wrote a couple days ago needing advice on USB wi fi. I made some progress
> but then I hit a snag loading the USB wi fi adapter firmware.
>
> Jon schooled me on the firmware topic (thanks Jon), and advised me to
> select the following Kconfig options
>
> Kconfig
> Device drivers
>  generic driver options
>    user space firmware support
>       check - include in-kernel firmware blobs in kernel binary
>
>
> My 2.6.24 kernel didn't offer these options, and I also suspected that
> since 2.6.24 some progress on the ralink drivers I need has been made I
> figured I'd just try a new kernel build and try to get my ralink-equipped
> Linksys WUSB54GC to work.
>
> Trouble:
> -I was using  Ltib Toolchain (gcc-3.4.3-glibc-2.3.6 (for 603e)) to build my
> 2.6.24 kernel.
> -It looks like somewhere after 2.6.24 this toolchain stopped successfully
> compiling the kernel.
>
> So,
> -I used crosstool and built 4.1.0 and 4.1.1 toolchains. Both produce the
> following error:
>
>  OBJCOPY arch/powerpc/kernel/vdso32/vdso32.so
> objcopy: Unable to recognise the format of the input file
> `arch/powerpc/kernel/vdso32/vdso32.so.dbg'
> make[3]: *** [arch/powerpc/kernel/vdso32/vdso32.so] Error 1
> make[2]: *** [arch/powerpc/kernel/vdso32] Error 2
>
>
> Questions:
> 1) if I want to cross-compile a kernel later than 2.6.24 to hopefully get
> better WAN device support (and clearer options for fw loading), which kernel
> should I try, and which toolchain?
>
> the ltib repository does not appear to have a toolchain newer than
>  gcc-3.4.3-glibc-2.3.6 (for 603e)
>
> Admissions, disclaimers, etc
> 1) I'm using the same ltib script I have used for the 2.6.24 build with
> toolchain gcc-3.4.3-glibc-2.3.6 (for 603e).
> I'm simply modifying the kernel spec file to use 2.6.28.1 (and specifyin a
> custom toolchain).
> I've also tried to compile 2.6.27.8. I get the same error.
>
>
> I think I'm slipping into version compatibility hell at this point. Please
> throw me a rope if you can by way of advice if you can.
>
> Thanks!
>
> -Mike
>
>
>
>
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