Re: [ptxdist] Using external toolchain with penguitronix BSP distribution

[Michael Olbrich <m.olbrich@pengutronix.de>]

On Sun, Oct 30, 2011 at 11:57:30PM +0000, muntaqa wrote:
> Hello,
> 
> I am trying to use OSELAS BSP with CodeSourcery toolchain.  
> It seems there is a
> problem in ptxdist and unable to understand the path setup for external
> toolchain using "ptxdist toolchain pathToToolchainBinDir".
> 
> I have performed the following:
> 
> - ptxdist select configs/ptxconfig
> - ptxdist toolchain /home/muntaqa/SourceryARMLinux/bin/
>   this creates the softlink properly in the current directory.  But when I run
> the next command, it won't find toolchain and finds Penguintronix's toolchain
> which is also installed right now in /opt folder.  I had the same issue prior to
> installing the penguitronix toolchain that it would not recognize my
> CodeSourcery toolchain path.  See text below that shows what I have in
> /home/muntaqa/SourceryARMLinux/bin folder.
> -ptxdist platform configs/platform-friendlyarm-mini2440/platformconfig-NAND-128M
>   this command won't find my sourcery toolchain and default to penguitronix's
> toolchain.  Then, I know I need to clear the strings in "ptxdist platformconfig"
> dialogs.  But still, it keeps wanting to find something in /opt.  I have
> modified and cleared gcc version, libc version, binaries prefix such as
> gnuarm-none-linux-eabi. 
> 
> Nothing works, it won't recognize the external toolchain and if I have
> penguitronix's toolchain installed, it would find it otherwise it makes a path
> from the platformconfig items and complains that toolchain does not exist and
> tells me to use ptxdist toolchain command to specify a toolchain path ( but I
> have already done that.)
> 
> I have tried this many times with a clean installation of BSP package in
> different locations.  
> 
> Can someone send me proper instructions on how to get an external toolchain
> configured properly.  I have followed all of the steps in the QuickStart guide
> and they don't work.  I need different instructions that will work.
[...]
> #
> # toolchain                     
> #
> PTXCONF_CROSSCHAIN_VENDOR=""

empty is correct.

> PTXCONF_CROSSCHAIN_CHECK="4.5.2"

this must be the output of "gnuarm-none-linux-eabi-gcc -dumpversion".

This is compared with "${PTXCONF_COMPILER_PREFIX}-gcc -dumpversion".

> PTXCONF_LIBC_GLIBC=y
> # PTXCONF_LIBC_UCLIBC is not set
> PTXCONF_GLIBC_VERSION="2.13"

this is only used for toolchain guessing

> PTXCONF_GNU_TARGET="arm-v4t-linux-gnueabi"

PTXCONF_GNU_TARGET="gnuarm-none-linux-eabi"

> PTXCONF_COMPILER_PREFIX="${PTXCONF_GNU_TARGET}-"
> PTXCONF_COMPILER_PREFIX_KERNEL="${PTXCONF_COMPILER_PREFIX}"
> PTXCONF_COMPILER_PREFIX_BOOTLOADER="${PTXCONF_COMPILER_PREFIX}"



Regards,
Michael

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Pengutronix e.K.                           |                             |
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