Subject: Re: Problem with uvm and AcceleratedX
To: Chuck Cranor <chuck@dworkin.wustl.edu>
From: Dave Huang <khym@bga.com>
List: port-i386
Date: 02/17/1998 19:10:38
On Tue, 17 Feb 1998, Chuck Cranor wrote:
> it appears to be opening /dev/mem O_RDONLY and then trying to
> mmap() it (PROT_READ|PROT_WRITE). thus the "Permission denied."
Ah, so it is... thanks! :) I changed it so that it opens /dev/mem O_RDWR
and it's working again. (Change byte 0x4a8b of the Xaccel binary from 0 to
2, for those who wanna know).
> you say it works with the old BSD VM? if so, i suspect a
> strangeness with MAP_FILE that the compat code isn't handling.
Yup, it's been working fine... I'm surprised, after seeing what it was
doing :)
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