MPC8250 MCC operating on 2-bit channels

Rune Torgersen runet at innovsys.com
Wed Sep 21 03:42:37 EST 2005


> -----Original Message-----
> From: linuxppc-embedded-bounces at ozlabs.org Stevan Ignjatovic
> Sent: Tuesday, September 20, 2005 10:17
> Subject: MPC8250 MCC operating on 2-bit channels

> Has anybody dealt with 2-bit channels on MCC? What can cause such
> problems (remember that everything works fine with 8-bit channels). I
> would also appreciate if somebody has the possibility to implement
> similar test.

I am using 7 bit channels without any problems (tx and rx) on MCC 1 and
2.
(on an MPC8266)
Can you send me a dump of your SIRAM settings, and I'll take a look at
them?

Be aware of one thing (at least for 826x with 2 MCC's), first channel on
MCC2 is numbered 128, not 0


Rune Torgersen



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