Re: Linux 2.4.4 on 860 custom board
From: Wolfgang Denk <hidden>
Date: 2001-08-24 20:59:41
In message [ref] you wrote:
I'd have no problem. The IMMR is at the right place (0xff000000), and in general the kernel boots up fine, but it dies with a "kernel access of bad area" where the actual address is question is usually strange (e.g.
... Ummm...
I'd usually think it was a memory timing setup problem, right? But VxWorks
Maybe, but I don't think so here.
runs fine, and has for years on the board.
For years? Which mask revision is your CPU, then? Did you enable the CPU6 bug workaround in the kernel configuration for a try, and/or disabled the data cache?
Any ideas? Is it possible that VxWorks just has less strict timing requirements to run?
Probably it does not use the MMU as much. Wolfgang Denk -- Software Engineering: Embedded and Realtime Systems, Embedded Linux Phone: (+49)-8142-4596-87 Fax: (+49)-8142-4596-88 Email: wd@denx.de "Life, loathe it or ignore it, you can't like it." - Marvin the paranoid android ** Sent via the linuxppc-embedded mail list. See http://lists.linuxppc.org/