tree b968b7a7a2a9fb2140779948911e5c71b29585b1
parent a3c4f2fb26974b5134861af8f7593040ae61a1f4
author Chris Metcalf <cmetcalf@tilera.com> 1375476322 -0400
committer Chris Metcalf <cmetcalf@tilera.com> 1375808132 -0400

tile PCI RC: support I/O space access

To enable this functionality, configure CONFIG_TILE_PCI_IO.  Without
this flag, the kernel still assigns I/O address ranges to the
devices, but no TRIO resource and mapping support is provided.

We assign disjoint I/O address ranges to separate PCIe domains.

Signed-off-by: Chris Metcalf <cmetcalf@tilera.com>