I've attached first the config file used without the motorola
patches, and then the config file used with a motorola patched
kernel.

Gary

-------------------------------

Philippe Gerum wrote:
> Gary Wallace wrote:
> 
>>   When I patch a generic 2.6.16.6 kernel with
>> adeos-ipipe-2.6.14-ppc-1.3-03 and ipipe-tracer-2.6.14-ppc-1.3-03 and
>> then enable the ipipe tracer I receive the undefined _mcount errors
>> from the kernel build.  This happens even without the motorola patch.
>>
>>   During the kernel build arch/ppc/kernel/ipipe-mcount.S is compiled
>> to arch/ppc/kernel/ipipe-mcount.o, but for some reason ld still
>> complains that _mcount is undefined.
> 
> 
> Having your .config file would help.
> 
>>
>> Gary
>>
>> --------------------------------------
>>
>>
>>> Date: Sat, 20 May 2006 23:11:34 +0200
>>> From: Philippe Gerum <rpm@xenomai.org>
>>>
>>> Jan Kiszka wrote:
>>>
>>>> Gary Wallace wrote:
>>>>
>>>>
>>>>> My story is the same as Jim's except I used 2.6.16.6 and a gcc 3.3.3
>>>>> cross compiler.  The ipipe patch applies just fine after the motorola
>>>>> patch.  Building with ipipe disabled results in a kernel that boots
>>>>> and runs just fine.  When ipipe is enabled, I sometimes get the error
>>>>> Jim received, sometimes the kernel just hangs.  There is never a stack
>>>>> trace on the console.  I've tried ipipe versions 1.2-01, 1.2-03,
>>>>> 1.3-00, 1.3-02, and 1.3-03, all with the same results (either the
>>>>> kernel hangs or I get the kernel BUG error).
>>>>>
>>>>> I haven't been able to get the board to boot without using the
>>>>> motorola patch.
>>>>>
>>>>> I have tried building with ipipe-tracer, but this results in compile
>>>>> errors (the tracer patch applies just fine).  Here are the compile
>>>>> errors when ipipe-tracer is enabled:
>>>>>
>>>>> # make
>>>>> CHK     include/linux/version.h
>>>>> CHK     include/linux/compile.h
>>>>> CHK     usr/initramfs_list
>>>>> UIMAGE  arch/ppc/boot/images/uImage
>>>>> "mkimage" command not found - U-Boot images will not be built
>>>>> Image: arch/ppc/boot/images/uImage not made
>>>>> AS      arch/ppc/boot/simple/head.o
>>>>> AS      arch/ppc/boot/simple/relocate.o
>>>>> CC      arch/ppc/boot/simple/misc.o
>>>>> CC      arch/ppc/boot/simple/misc-mv64x60.o
>>>>> powerpc-750-linux-gnu-objcopy -O elf32-powerpc \
>>>>>       --add-section=.image=arch/ppc/boot/images/vmlinux.gz \
>>>>>       --set-section-flags=.image=contents,alloc,load,readonly,data \
>>>>>       arch/ppc/boot/simple/dummy.o arch/ppc/boot/simple/image.o
>>>>> powerpc-750-linux-gnu-ld -T 
>>>>> /usr/src/linux-2.6.14.6-ppc/arch/ppc/boot/ld.script -Ttext 
>>>>> 0x00800000 -Bstatic -o arch/ppc/boot/simple/zvmlinux 
>>>>> arch/ppc/boot/simple/head.o arch/ppc/boot/simple/relocate.o 
>>>>> arch/ppc/boot/simple/misc.o arch/ppc/boot/simple/misc-mv64x60.o 
>>>>> arch/ppc/boot/simple/image.o arch/ppc/boot/common/lib.a 
>>>>> arch/ppc/boot/lib/lib.a
>>>>> arch/ppc/boot/simple/misc.o(.text+0x10): In function `get_mem_size':
>>>>> arch/ppc/boot/simple/misc.c:87: undefined reference to `_mcount'
>>>>> arch/ppc/boot/simple/misc.o(.text+0x54): In function 
>>>>> `decompress_kernel':
>>>>> arch/ppc/boot/simple/misc.c:93: undefined reference to `_mcount'
>>>>> arch/ppc/boot/simple/misc.o(.text+0x4b8): In function 
>>>>> `board_isa_init':
>>>>> arch/ppc/boot/simple/misc.c:274: undefined reference to `_mcount'
>>>>> arch/ppc/boot/simple/misc.o(.text+0x4f8): In function `load_kernel':
>>>>> arch/ppc/boot/simple/misc.c:281: undefined reference to `_mcount'
>>>>> arch/ppc/boot/simple/misc-mv64x60.o(.text+0x10): In function 
>>>>> `mv64360_get_mem_size':
>>>>> arch/ppc/boot/simple/misc-mv64x60.c:31: undefined reference to 
>>>>> `_mcount'
>>>>> arch/ppc/boot/simple/misc-mv64x60.o(.text+0xbc):arch/ppc/boot/simple/misc-mv64x60.c:51: 
>>>>> more undefined references to `_mcount' follow
>>>>> make[2]: *** [arch/ppc/boot/simple/zvmlinux] Error 1
>>>>> make[1]: *** [simple] Error 2
>>>>> make: *** [zImage] Error 2
>>>>> #
>>>>
>>>>
>>>>
>>>> Philippe, can you comment on this? I do not have an PPC build
>>>> environment at hand.
>>>>
>>>
>>> I can't reproduce it here, but that does not mean much, since I can't 
>>> select the same setup anyway, due to the missing patch. Is the file 
>>> arch/ppc/ipipe-mcount.S listed as being compiled during the kernel 
>>> build?
>>>
>>>
>>>> @Gary: Do you get the same error without the Motorola patch?
>>>>
>>>
>>>
>>> -- 
>>>
>>> Philippe.
>>>
>>
>>
> 
>