wierd problem with eabi compiler and kernel 2.6.18

Nicolas Pitre nico@cam.org
Mon Oct 16 20:04:00 GMT 2006

On Mon, 16 Oct 2006, Jevgeni Zolotarjov wrote:

> Hi All,
> We are happy users of Dan's crosstool-0.42. We have built with it following 
> toolchain:
> gcc-4.0.2
> glibc-2.3.6
> binutils-2.16.1
> We are using it for more than a year on ARM920T processor (AT91RM9200) with 
> kernel Results are excellent and system is very stable.
> Now we want to migrate to new version of everything.
> First, we took toolchain from Martin Guy with arm eabi support. We have 
> successfully compiled with it kernel 2.6.18 with arm eabi support. It looked 
> nice from the first view. We have ported our periphery drivers for USB, IO 
> and ALSA devices. Excellent! All works. But we have found one wierd problem:
> IPC shared memory does not work in a desired way. All our applications and 
> some ALSA plugins, which rely on IPC, crash or give unpredicted results. We 
> can write and read from shared memory and results are correct, but returned 
> size of shared memory is every time different.

Did you recompile your user apps with EABI as well?

> We have traced the problem further. It turned out, that kernel returns 
> correct size number. But glibc returns with every function call 
> different number.

Do you have an EABI enabled glibc?


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