Bring in 1.343 from FreeBSD. FreeBSD commit message:
authorMatthew Dillon <dillon@dragonflybsd.org>
Sat, 2 Jun 2007 18:48:40 +0000 (18:48 +0000)
committerMatthew Dillon <dillon@dragonflybsd.org>
Sat, 2 Jun 2007 18:48:40 +0000 (18:48 +0000)
commitd3d1ea7a0bb242bdc7e98b7c8393df92445f54bd
treed22bcaddb68ed356967cd0671a5d4d3da85751ab
parent867cc45a8d55cc3bf4a4c246f1bd7d87defc5313
Bring in 1.343 from FreeBSD.  FreeBSD commit message:
"Add support for chipsets that has NULL'd BAR's for legacy ports.
This allows DMA to be used on a fine little geode system I got here and
most like on lots of older systems like that."

Obtained-from: FreeBSD / sos
sys/bus/pci/pci.c