Andrew Lunn wrote:
> On Mon, Nov 26, 2007 at 06:01:46PM -0000, Syed Ismail wrote:
>> Hi
>>   I have an arm based processor and amd nor flash. I built redboot for mx31 
>> ADS board and everything works fine. We have a custom board and are building 
>> redboot for it. Here is my problem.
>> i do fis write and when i read the written space using x -b...., I get a 
>> corrupted data(for eg,"data" is listed as "dada" in flash). 
>> I read the data through debugging tool(not through redboot) and found that 
>> the data written using fis write in flash is actually fine. Any data in 
>> flash is not being read properly through redboot. write works just fine. 
>> What might be the problem. (Same code works fine in the ADS board).
> 
> Try setting CYGSEM_IO_FLASH_READ_INDIRECT

Also, try turning off data caching on the FLASH device.

-- 
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Gary Thomas                 |  Consulting for the
MLB Associates              |    Embedded world
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