[U-Boot-Users] Re: Virtex-II Pro and Instruction Prefetching

Wolfgang Denk wd at denx.de
Sat Jun 14 15:45:47 CEST 2003

In message <03Jun14.092013adt.7305 at dragon.appliedmicro.ns.ca> you wrote:
> I'm working on getting PPCBoot 2.0.0 and Linux running on a custom
> Virtex-II Pro development board.

May I ask why you  use  PPCBoot  (a  dead  project)  instead  of  the
successor project U-Boot?

> I'm currently encountering problems with my DDR SDRAM controller --

This is a very common problem. Seems 99% of all people who attempt to
port U-Boot see this soner or later.

> it can't seem to handle instruction prefetching yet.  So to sidestep the
> issue for now, I want to configure the 405 so that instructions
> are not prefetched.

Don't. The problem will bit you later again. Solve problems  as  they

Wolfgang Denk

Software Engineering:  Embedded and Realtime Systems,  Embedded Linux
Phone: (+49)-8142-4596-87  Fax: (+49)-8142-4596-88  Email: wd at denx.de
Violence in reality is quite different from theory.
	-- Spock, "The Cloud Minders", stardate 5818.4

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