Subject: kern/21906: pci_dma64_available() isn't quite right
To: None <email@example.com>
From: None <firstname.lastname@example.org>
Date: 06/16/2003 13:24:02
>Synopsis: pci_dma64_available() isn't quite right
>Arrival-Date: Mon Jun 16 20:25:00 UTC 2003
>Originator: Jason R Thorpe
>Release: NetBSD 1.6P
Wasabi Systems, Inc.
The pci_dma64_available() function is close, but not quite
right. In particular, it will fail if a system has < 4G of
RAM, but some of that RAM is physically mapped above the 4G
I know of at least one system where this could be the case
(the system is not available publicly at this time, sorry).