On Friday 01 April 2011, Yeoh Chun Yeow wrote: > Just to confirm adm6996fc is similar to adm6996m or adm6996f. I always thought the F and FC were more similar the the M, but I have no evidence for that.
David > > On Fri, Apr 1, 2011 at 5:34 PM, David Goodenough < > > [email protected]> wrote: > > On Friday 01 April 2011, Peter Lebbing wrote: > > > On 01/04/11 03:27, Yeoh Chun Yeow wrote: > > > > Ok I found the script. > > > > > > > > read-all-adm output attach. > > > > > > Thanks very much. It's not vital, but if you still have the setup > > > ready, could you remove the VLAN related config from your > > > /etc/config/network > > > > and > > > > > run the script again? It would be helpful if the driver didn't > > > configure VLANs before running the register dumping script. > > > > > > Other than that, I've had a quick look, and it doesn't make me happy. > > > > First > > > > > and foremost, the product ID for the FC and M chips is identical down > > > to the last bit! They reserve a whopping 32 bits for a "Chip > > > Identifier" and still they both read 0007:1023! So there doesn't seem > > > to be a standard > > > > way > > > > > to tell the chips apart. > > > > Well I suppose if all else fails it will have to be a module parameter, > > but that would definitely be second best. > > > > David > > > > > And they do seem to differ, which makes sense. There is a lot in > > > common. > > > > I > > > > > could really use the datasheet for the -FC variant, but all the > > > so-called datasheets for that chip I've found describe a completely > > > different device. > > > > Its a shame that Ubiquiti, who after all ship Openwrt with their board, > > can not be prevailed upon to provide some information. > > > > Over time I have accumulated three adm6996 datasheets, one for the L > > variant, > > one for M and one for F (but not FC). The M one is vast (7MB), but the F > > is small (700K) and the L 1.7M. I can email them to you direct if you > > want as I suspect the list would not appreciate them being broadcast. I > > have no idea where I got them from although none are marked confidential > > so they should be freely distributable. > > > > David > > > > > I even get the impression that the values read from your chip aren't > > > the power-on-reset default values. Perhaps there's an EEPROM attached > > > with settings specific to your router. > > > > > > I do see one possibility for hope. Maybe Infineon at some point stopped > > > producing the real FC variant described in those datasheets I found, > > > and from then on simply relabeled their M chip and sold that as the FC > > > variant. Discrepancies in default values could be explained by an > > > EEPROM with router-specific settings. > > > > > > Thanks for your help, > > > > > > Peter. _______________________________________________ openwrt-devel mailing list [email protected] https://lists.openwrt.org/mailman/listinfo/openwrt-devel
