Looks like I needed to use uC-libc, not glibc (oops!) or uClibc.
What is the difference between uC-libc and uClibc?
Cheers,
Greg
On Feb 26, 2010, at 12:55 PM, Greg Hulands wrote:
> Thanks Dan,
> That helped tremendously. When building the kernel, I now see this error
>
> m68k-uclinux-gcc -m5307 -DCONFIG_COLDFIRE ../sysdeps/wordsize-32/divdi3.c -c
> -std=gnu99 -DEMBED -D__linux__ -D__uClinux__ -Dlinux -Dunix -O2 -Wall
> -Winline -Wstrict-prototypes -Wwrite-strings -fgnu89-inline -g -msep-data
> -pipe -fpic -g0 -O99 -fomit-frame-pointer -D__USE_STRING_INLINES
> -I../include -I. -I/home/ghulands/uClinux-dist/glibc/build/csu -I..
> -I../libio -I/home/ghulands/uClinux-dist/glibc/build -I../sysdeps/m68k/elf
> -I../libidn/sysdeps/unix -I../linuxthreads/sysdeps/unix/sysv/linux/m68k
> -I../linuxthreads/sysdeps/unix/sysv/linux -I../linuxthreads/sysdeps/pthread
> -I../sysdeps/pthread -I../linuxthreads/sysdeps/unix/sysv
> -I../linuxthreads/sysdeps/unix -I../linuxthreads/sysdeps/m68k
> -I../sysdeps/unix/sysv/linux/m68k -I../sysdeps/unix/sysv/linux
> -I../sysdeps/gnu -I../sysdeps/unix/common -I../sysdeps/unix/mman
> -I../sysdeps/unix/inet -I../sysdeps/unix/sysv -I../sysdeps/unix
> -I../sysdeps/posix -I../sysdeps/m68k/m68020 -I../sysdeps/m68k/fpu
> -I../sysdeps/m68k -I../sysdeps/wordsize-32 -I../sysdeps/ieee754/ldbl-96
> -I../sysdeps/ieee754/dbl-64 -I../sysdeps/ieee754/flt-32 -I../sysdeps/ieee754
> -I../sysdeps/generic/elf -I../sysdeps/generic -nostdinc -isystem
> /usr/local/lib/gcc/m68k-uclinux/4.2.4/include -isystem
> /home/ghulands/uClinux-dist/include -D_LIBC_REENTRANT -include
> ../include/libc-symbols.h -DPIC -DSHARED -DHAVE_INITFINI -o
> /home/ghulands/uClinux-dist/glibc/build/csu/divdi3.os -MD -MP -MF
> /home/ghulands/uClinux-dist/glibc/build/csu/divdi3.os.dt -MT
> /home/ghulands/uClinux-dist/glibc/build/csu/divdi3.os
> ../sysdeps/wordsize-32/divdi3.c: In function '__moddi3':
> ../sysdeps/wordsize-32/divdi3.c:312: warning: pointer targets in passing
> argument 3 of '__udivmoddi4' differ in signedness
> {standard input}: Assembler messages:
> {standard input}:430: Error: invalid instruction for this architecture; needs
> 68000 or higher (68000 [68ec000, 68hc000, 68hc001, 68008, 68302, 68306,
> 68307, 68322, 68356], 68010, 68020 [68k, 68ec020], 68030 [68ec030], 68040
> [68ec040], 68060 [68ec060], cpu32 [68330, 68331, 68332, 68333, 68334, 68336,
> 68340, 68341, 68349, 68360], fidoa [fido]) -- statement `eor.w %d0,%d0'
> ignored
> make[6]: *** [/home/ghulands/uClinux-dist/glibc/build/csu/divdi3.os] Error 1
>
>
> is there a cflag I need to pass into make?
>
> Thanks,
> Greg
>
> On Feb 26, 2010, at 9:52 AM, Dan Snyder wrote:
>
>> Greg -
>>
>> I'm not sure why this is not posted on the web site, but Greg Ungerer posted
>> the following links on 8/19/2009:
>>
>> http://www.uclinux.org/pub/uClinux/m68k-elf-tools/m68k-uclinux-tools-20080626.sh
>>
>> Source here:
>>
>> http://www.uclinux.org/pub/uClinux/m68k-elf-tools/tools-20080626/
>>
>> Using this version should solve both of the problems you reported.
>>
>> - Dan
>>
>>
>> -----Original Message-----
>> From: uclinux-dev-boun...@uclinux.org
>> [mailto:uclinux-dev-boun...@uclinux.org] On Behalf Of Gregory Hulands
>> Sent: Thursday, February 25, 2010 8:32 PM
>> To: uclinux-dev@uclinux.org
>> Subject: [uClinux-dev] First timer
>>
>> Hi,
>> I've got a MCF5282 LITE board that I am wanting to teach myself embedded
>> programming on. I've been following the steps here to setup the toolchain
>> (http://www.uclinux.org/get_started/uClinuxbeginner.html). All of the
>> versions of the versions of the tools I've tried to install have complained
>> that it isn't a valid bzip2 archive, except for the
>> m68k-uclinux-tools-20061214.sh one. I installed it and went to build the
>> kernel after configuring it, but I get the following error:
>>
>> In file included from include/linux/compiler-gcc.h:86,
>> from include/linux/compiler.h:40,
>> from include/linux/stddef.h:4,
>> from include/linux/posix_types.h:4,
>> from include/linux/types.h:11,
>> from include/linux/page-flags.h:8,
>> from kernel/bounds.c:9:
>> include/linux/compiler-gcc4.h:7:3: error: #error Your version of gcc
>> miscompiles the __weak directive
>> make[2]: *** [kernel/bounds.s] Error 1
>> make[1]: *** [prepare0] Error 2
>> make[1]: Leaving directory `/home/ghulands/uClinux-dist/linux-2.6.x'
>> make: *** [linux] Error 1
>>
>> Can anyone offer any suggestions on what I have done wrong?
>>
>> Thanks,
>> Greg
>>
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