[U-Boot] [PATCH v2 02/13] trats: add optional cflags to board object file.

Przemyslaw Marczak p.marczak at samsung.com
Thu Jan 2 09:03:51 CET 2014


Hello Minkyu,

On 01/02/2014 07:35 AM, Minkyu Kang wrote:
> On 19/12/13 03:31, Przemyslaw Marczak wrote:
>> This change avoids unexpected unaligned access.
>>
>> more info: README.arm-unaligned-accesses
>>
>> Signed-off-by: Przemyslaw Marczak <p.marczak at samsung.com>
>> cc: Lukasz Majewski <l.majewski at samsung.com>
>>
>> ---
>> Changes v2:
>> - new patch
>> ---
>>   board/samsung/trats/Makefile |    2 ++
>>   1 file changed, 2 insertions(+)
>>
>> diff --git a/board/samsung/trats/Makefile b/board/samsung/trats/Makefile
>> index 5dc8a1f..c1bcd63 100644
>> --- a/board/samsung/trats/Makefile
>> +++ b/board/samsung/trats/Makefile
>> @@ -6,3 +6,5 @@
>>   #
>>
>>   obj-y	+= trats.o
>> +
>> +$(obj)trats.o: CFLAGS += $(PLATFORM_NO_UNALIGNED)
>> \ No newline at end of file
>>
>
> What is the example of unexpected unaligned access on trats?
>
> Thanks,
> Minkyu Kang.
>

There was unaligned access exception on Trats before booting the linux 
and I checked that this flag resolved this issue. After adding some v3 
changes I can see that this is not a solution for this issue. I am 
working on it and this commit will be removed in patch set V3.
Regards

-- 
Przemyslaw Marczak
Samsung R&D Institute Poland
Samsung Electronics
p.marczak at samsung.com


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