Could not create MTD Partitions

Gerhard Jaeger g.jaeger at sysgo.com
Wed Feb 28 20:37:49 EST 2007


On Mittwoch, 28. Februar 2007, Frank Prepelica wrote:
> Well, actually I'm not sure. But I found some details
> In the manual:
> 
> 32x Bus DDR
> SDRAM w/ ECC
> 
> 32 MByte 
> 128 Mbit (8M x 16 bit) devices
> 2 Micron MT46V8M16TG-6T
> 4 MBytes x 4 banks x 2 devices = 32 MBytes total
> 2 bit bank address at 4[BA0,BA1]
> 12 bit row address at 4K [A0:A11]
> 9 bit column address at 512[A0:A8]
> 
> 64 MByte 
> 256 Mbit (16M x 16 bit) devices
> 2 Micron MT46V16M16TG-6T
> 8 MBytes x 4 banks x 2 devices = 64 MBytes total
> 2 bit bank address at 4[BA0,BA1]
> 13 bit row address at 8K [A0:A12]
> 9 bit column address at 512[A0:A8]
> 
> 128 MByte 
> 512 Mbit (32M x 16 bit) devices
> 2 Micron MT46V32M16TG-6T
> 16 MBytes x 4 banks x 2 devices = 128 MBytes total
> 2 bit bank address at 4[BA0,BA1]
> 13 bit row address at 8K [A0:A12]
> 10 bit column address at 1K[A0:A9]
> 
> 
> Are the details for the 64MByte corresponding to that post
> from Gerhard?
> 
> @Gerhard
> Here are some parts of my configuration regarding the MTD settings.
> Could you tell which I have to modify to get running the MTD partitions?
[SNIPSNAP]

The stuff above describe only the available RAM configurations, not the
flash. Checkout for AMD/Spansion chips (according to your earlier post)...

Your config should be okay, what I meant in my previous mail was, that
you should check your mapping driver regarding the bankwidth parameter.

- Gerhard

-- 
Gerhard Jaeger <gjaeger at sysgo.com>            
SYSGO AG                      Embedded and Real-Time Software
Lise-Meitner-Str. 15                    D-89081 Ulm / Germany
www.sysgo.com | www.elinos.com | www.pikeos.com | www.osek.de 




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