PCI legacy I/O port free driver

Hi Greg,

Here is a set of updated patches for "PCI legacy I/O port free drivers" that Kaneshige-san originally proposed, once accepted to -mm tree but reverted.

Previous discussion can be referred by following:
http://lkml.org/lkml/2006/6/5/117

I reviewed all patches in this set and refreshed them to fit latest, 2.6.19-rc6.

o [PATCH 1/5] Update Documentation/pci.txt
o [PATCH 2/5] PCI : Move pci_fixup_device and is_enabled
o [PATCH 3/5] PCI : Add selected_regions funcs
o [PATCH 4/5] e1000 : Make Intel e1000 driver legacy I/O port free
o [PATCH 5/5] lpfc : Make Emulex lpfc driver legacy I/O port free

Thanks,
H.Seto