Re: MIPS 4KEc with 2.6.15

[Jorgen Lundman <lundman@lundman.net>]

Yeha I would love to use tangox, but there is none with Linux, at least 
no tarball of the kernel I have found?

Where can I get tangox?

Lund


Mark Lin wrote:
> Jorgen,
> 
> You should not be using the atlas definition.  Try the tangox one instead.
> 
> With the flush_cache_page changes, FUSE works fine for me using 2.6.15
> and Sigma's tango2 board.
> 
> Mark Lin
> 
> On Jan 7, 2008 10:52 AM, David Daney <ddaney@avtrex.com> wrote:
>> Jorgen Lundman wrote:
>>> Hello list,
>>>
>>> I have an embedded device running 2.6.15 kernel on a MIPS 4KEc 300MHz
>>> CPU. It was configured for Sigma's tango2 board, which I know nothing
>>> about, so I picked a mips-board by random, "atlas", and found I can
>>> produce working kernel module compiles.
>>>
>>> However, when I compiled FUSE kernel module, it behaves erratically in
>>> a way making the FUSE developer think I may have come across the cache
>>> coherency bug in arm and mips, fixed sometime around 2.6.17.
>>>
>>> Since I can not change the kernel that is running, I was looking for
>>> alternate solutions. FUSE itself has a work around, that calls
>>> flush_cache_page(), but I found that mips-board atlas does not have
>>> this defined:
>>>
>>> fuse: Unknown symbol flush_cache_page
>> There are cache coherency issues on the 8634.  You should be using the
>> vendor's very most recent kernels.  For me they seem to have resolved
>> the cache issues.
>>
>> Also as noted by others, you need the exact kernel sources if you are
>> going to build working modules.
>>
>> David Daney
>>
>>
> 

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