Details regarding Bug #1383

Sebastian Huber sebastian.huber at
Fri Mar 6 09:46:49 UTC 2009

Gene Smith wrote:
> Santosh vattam wrote:
>> Hi all,
>> I am a newbie to RTEMS and I was going through the bug list when I
>> came across Bug # 1383. It says that "filesystem off_t is limited to
>> 32bits". Its been told there that the bug is open and assigned to Joel
>> Sherill. Can I get more information about this bug? Its mentioned in
>> the bug report that the file in question may be machine/types.h but I
>> am not able to locate the file. Can I get a litlle help with this?
>> Thanks in advance
> I can't help but can ask another question. A while back Sebastian tested 
> with a >2G SD card with dosfs discussed here extensively:

I used the LibBlock interface which uses block numbers for addressing so the
limit is 4TB for 1024B blocks.

With read() and write() only 2GB are accessible due to the offset type.

Sebastian Huber, Embedded Brains GmbH

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