Re: [Valgrind-users] PowerPC 440 GP questions.

[Tom H. <to...@co...>]

In message <200...@gm...>
        Dirk Mueller <dm...@gm...> wrote:

> On Thursday 12 January 2006 21:56, Logan Gabriel wrote:
>
>> I think your patch will work -- I added code to do a specific check
>> for -7002 and post a 0 byte memory write and that has worked around
>> the issue.  The reason the read is returning a -7002 is the (custom)
>> hardware driver was written to return -7002 as a status value in a
>> certain condition.
>
> Oh, thats invalid though. Error return values are guaranteed to be in the 
> range of -4095..-1.

On x86 and amd64 they are - on PPC the error flag is out of band so
there are no reserved error values.

It certainly sounds like the driver is doing something completely
bogus though.

Tom

-- 
Tom Hughes (to...@co...)
http://www.compton.nu/