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RE: RE: ecos kernel build flag


Hi

Target:  ARM base SOC. (JMICRON arm9 SOC board)
Toolchain: GNU toolchain

Target: arm-eabi
Configured with: /home/test/src/toolchains/gcc/gcc-4.3.2/configure -v
--target=arm-eabi --prefix=/home/test/build/toolchains/arm-eabi/tools
--with-newlib --with-gnu-as --with-gnu-ld --enable-languages=c,c++
--disable-__cxa_atexit --enable-threads
--with-bugurl=http://bugs.ecos.sourceware.org/
--with-pkgversion='eCosCentric GNU tools 4.3.2-sw' --with-cpu=arm7tdmi
--with-gmp=/opt/gmp-4.2.2 --with-mpfr=/opt/mpfr-2.3.0
Thread model: single
gcc version 4.3.2 (eCosCentric GNU tools 4.3.2-sw)



-----Original Message-----
From: Gary Thomas [mailto:gary@mlbassoc.com] 
Sent: Thursday, December 17, 2009 12:43 AM
To: Lu Chih Wen
Cc: ecos-discuss@ecos.sourceware.org
Subject: Re: [ECOS] RE: ecos kernel build flag

On 12/16/2009 09:38 AM, Lu Chih Wen wrote:
> Hi
>   I have done the ecos-3.0 porting that include bsd-tcpip stack and ftp
> server (http://www.meduna.org/sw_ecosftpserver_en.html).
>   But I got the problem on ftp client connection, when I try to set
> optimization flag to -O2 with kernel build the bug was fixed!
>   When I trace the code i found FILE IO API "getsockname" always sent
wrong
> IP address (0.0.0.0) and this was reason make connection
>   fail.
>   Is anyone get the same question?
>
>
> cdl_option CYGPKG_KERNEL_CFLAGS_ADD {
>      # Flavor: data
>      # No user value, uncomment the following line to provide one.
>      # user_value -O2
>      # value_source default
>      # Default value: -O2

What's your target?
What toolchain did you use?

-- 
------------------------------------------------------------
Gary Thomas                 |  Consulting for the
MLB Associates              |    Embedded world
------------------------------------------------------------


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