[U-Boot-Users] mpc8260 currently has no address translation - OK - but how is PCI supposed to work?

Wolfgang Denk wd at denx.de
Tue Aug 8 01:14:39 CEST 2006


In message <44D86F56.7A9D.00CE.0 at alliedtelesyn.co.nz> you wrote:
> Just recently I had an attempt to use a couple of PIC NICs (pcnet & e100) on my mpc8272 target (using as mpc8260 in u-boot)
> 
> Both work correctly but only after disabling ALL cache which isn't exactly desirable, so there's all this code for the mpc8260 PCI but no traces of any BAT setups for this CPU, is anyone else using PCI devices on the mpc8260 without going all out and wr
> iting out BAT configurations, or is common practice to disable the cache?

Please use a line length of 72 or less characters. Thanks.

No, it is NOT common practice to disable the caches in  general.  See
the README for details.

> NOTICE: This message contains privileged and confidential

And omit this when posting here. Use  a  different  mail  account  if
necessary. There are enough free mail services without such crap.

Best regards,

Wolfgang Denk

-- 
Software Engineering:  Embedded and Realtime Systems,  Embedded Linux
Phone: (+49)-8142-66989-10 Fax: (+49)-8142-66989-80 Email: wd at denx.de
While most peoples' opinions change, the conviction of their correct-
ness never does.




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