[Buildroot] [PATCH v3 6/7] toolchain: uclibc does not support microblze

Spenser Gilliland spenser at gillilanding.com
Wed Nov 13 23:42:58 UTC 2013


On Nov 13, 2013 5:20 PM, "Thomas Petazzoni" <
thomas.petazzoni at free-electrons.com> wrote:
>
> Dear Spenser Gilliland,
>
> On Wed, 13 Nov 2013 16:35:33 -0600, Spenser Gilliland wrote:
>
> > > >   select BR2_TOOLCHAIN_USES_UCLIBC
> > > > + depends on !BR2_microblaze
> > >
> > > Hum, I see a libc/sysdeps/linux/microblaze in my uClibc tree. And
also,
> > > since there are some no-MMU variant of Microblaze processors, which C
> > > library other than uClibc could they use?
> >
> > In the distant past there may have been a version of uclibc that worked
> > with microblaze.  However from my limited testing, the current toolchain
> > does not work with uclibc.
>
> Ok. But then which C library are Microblaze non-MMU users using?

Likely a version from petalinux.  This needs to be investigated further to
see if uclibc support is possible with newer toolchains and any patches
from petalinux.

> Thanks!
>
> Thomas
> --
> Thomas Petazzoni, CTO, Free Electrons
> Embedded Linux, Kernel and Android engineering
> http://free-electrons.com
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