linux-2.6.12 kernel build with uClibc

[Ayoub]

Tom Kirkpatrick wrote:

> Hi,
>
> I'm trying to cross compile a a linux kernel for an embedded system  
> which has been built with buildroot.
>
> My setup is as follows:
>
>  * buildroot (latest svn)
>  * GCC 4.2 (2006-03-04 snapshot)
>  * uClibc (2006-06-01 snapshot)
>  * Binutils 2.16.1
>
> I'm running make with "ARCH=i386 CROSS_COMPILE=i686-linux-" and I  
> have the build_i686/staging_dir/bin set as the first thing in my PATH  
> and I'm getting the following error:
>
> ...
> include/asm/mpspec_def.h:78: warning: 'packed' attribute ignored for  
> field of type 'unsigned char[5u]'
>   CC      net/ipv4/tcp.o
> In file included from include/asm/mpspec.h:6,
>                  from include/asm/smp.h:19,
>                  from include/linux/smp.h:20,
>                  from include/linux/sched.h:27,
>                  from include/linux/module.h:11,
>                  from net/ipv4/tcp.c:252:
> include/asm/mpspec_def.h:78: warning: 'packed' attribute ignored for  
> field of type 'unsigned char[5u]'
> net/ipv4/tcp.c: In function 'tcp_disconnect':
> include/asm/bitops.h:61: error: inconsistent operand constraints in  
> an 'asm'
> make[2]: *** [net/ipv4/tcp.o] Error 1
> make[1]: *** [net/ipv4] Error 2
> make: *** [net] Error 2
>
> I also seem to get "include/asm/mpspec_def.h:78: warning: 'packed'  
> attribute ignored for field of type 'unsigned char[5u]'" for every  
> single step of the make process. I know this in itself is probably  
> nothing to worry about, but perhaps it's related to the final error  
> I'm seeing.
>
> has anyone seen this before?
> or can anyone make any suggestions as to what I can do to try and fix  
> it?
> _______________________________________________
> uClibc mailing list
> uClibc at uclibc.org
> http://busybox.net/cgi-bin/mailman/listinfo/uclibc
>
>
>
Hi,

verify that include/asm is pointing on asm-i386  :

[ayoub at dogwood kernels]$ ll linux/include/
total 340
drwxrwxr-x    4 ayoub upg_ayoub  4096 Apr 12 12:00 acpi
lrwxrwxrwx    1 ayoub upg_ayoub     8 Jun 27 15:55 asm -> 
asm-i386        HERE
drwxrwxr-x    3 ayoub upg_ayoub  4096 Apr 12 12:00 asm-alpha
drwxrwxr-x   27 ayoub upg_ayoub  4096 Jun 27 13:53 asm-arm




-Zak
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