Subject: Re: pciide performance on alpha
To: Andreas Johansson <firstname.lastname@example.org>
From: Jason Thorpe <email@example.com>
Date: 08/12/1999 14:02:45
On Thu, 12 Aug 1999 22:57:07 +0200 (CEST)
Andreas Johansson <firstname.lastname@example.org> wrote:
> Now only the problem with bad I/O addresses remain. This is what I get
> (and change) in my SX at boot time. I have to take back that about
> overlapping addresses, I was masking too much (different masks for
> mem/io). It seems the firmware simply thinks that IO addresses above
> 0x10000 are ok (which they probably are in the alpha), but NetBSD wraps IO
> addresses higher than 0xffff. If I don't change the IO addresses, I get a
> machine check as quick as the driver is accessing the registers.
NetBSD wraps the IO addresses?! Where? In what code?
-- Jason R. Thorpe <email@example.com>