[coldfire-gnu-discuss] Issues with ColdFire toolchain

[Nathan Sidwell]

Wolfgang Denk wrote:
> Hello,
> 
> we try to use the GCC-4.1 based toolchain for ColdFire to  build  the
> U-Boot boot loader, the Linux kernel and some applications.
> 
> We ran into some problems:
> 
> (1) It seems that this configuration lacks  -fPIC  support  which  is
> 
>     Are there plans to support -fPIC ?

We don't have an immediate plan to support -fPIC.  We're discussing future 
features with FreeScale.

> (2) We can build applications, but they don't run. For example,  when
>     building OpenVPN we get:
> 
> 	# ./openvpn
> 	Allocation of length 1136352 from process 46 failed

>     Using the old uCLinux GCC-2.95 toolchain  this  works  fine.  For
>     this working image, "file" reports
> 
> 	openvpn: BFLT executable - version 4 gotpic
> 
>     Your GC-4.1 toolchain gives:
> 
> 	openvpn: BFLT executable - version 4 ram
> 
>     Is this a problem? Any other idea what might be wrong?

There are many possible causes.  I doubt the static link is the culprit.  It 
seems that the memory map of openvpn is suspect.

nathan

-- 
Nathan Sidwell    ::   http://www.codesourcery.com   ::         CodeSourcery
nathan at codesourcery.com    ::     http://www.planetfall.pwp.blueyonder.co.uk