capi: Select the correct IODA table entry for the mbt cache.
capi: Select the correct IODA table entry for the mbt cache.

With the current code, the capi mmio window is not correctly configured
in the IODA table entry. The first entry (generally the non-prefetchable
BAR) is overwrriten.
This patch sets the capi window bar at the right place.

Signed-off-by: Christophe Lombard <44dbcc6389d1dbda026ebe91652384c23cf90057@linux.vnet.ibm.com>
Reviewed-by: Vaibhav Jain <e78384dfaa97bf0f3945c4da4075af8ac33ade0a@linux.ibm.com>
Reviewed-by: Frederic Barrat <c90240987c583ac0802fbeb88cb1684edc683e18@linux.vnet.ibm.com>
Acked-by: Andrew Donnellan <efc2d7c347a094a6ec1d918179e819039044c564@au1.ibm.com>
Signed-off-by: Stewart Smith <ec31ab75ddf977353c8f660f92ea8b23f64aef25@linux.ibm.com>

open-power/skiboot,stewart-ibm/skiboot,qemu/skiboot,qemu/skiboot,legoater/skiboot,shenki/skiboot,legoater/skiboot,open-power/skiboot,shenki/skiboot,qemu/skiboot,open-power/skiboot,qemu/skiboot,open-power/skiboot,legoater/skiboot,shenki/skiboot,shenki/skiboot,stewart-ibm/skiboot,stewart-ibm/skiboot,open-power/skiboot,shenki/skiboot,legoater/skiboot,qemu/skiboot,legoater/skiboot